16.02

Asm/arm/7zCrcOpt.asm

@@ -0,0 +1,100 @@
+	CODE32
+
+	EXPORT	|CrcUpdateT4@16|
+
+	AREA	|.text|, CODE, ARM
+
+	MACRO
+	CRC32_STEP_1
+
+	ldrb    r4, [r1], #1
+	subs    r2, r2, #1
+	eor     r4, r4, r0
+	and     r4, r4, #0xFF
+	ldr     r4, [r3, +r4, lsl #2]
+	eor     r0, r4, r0, lsr #8
+
+	MEND
+
+
+	MACRO
+	CRC32_STEP_4 $STREAM_WORD
+	
+	eor     r7, r7, r8
+	eor     r7, r7, r9
+	eor     r0, r0, r7
+	eor     r0, r0, $STREAM_WORD
+	ldr     $STREAM_WORD, [r1], #4
+	
+	and     r7, r0, #0xFF
+	and     r8, r0, #0xFF00
+	and     r9, r0, #0xFF0000
+	and     r0, r0, #0xFF000000
+
+	ldr     r7, [r6, +r7, lsl #2]
+	ldr     r8, [r5, +r8, lsr #6]
+	ldr     r9, [r4, +r9, lsr #14]
+	ldr     r0, [r3, +r0, lsr #22]
+	
+	MEND
+
+
+|CrcUpdateT4@16| PROC
+
+	stmdb   sp!, {r4-r11, lr}
+	cmp     r2, #0
+	beq     |$fin|
+
+|$v1|
+	tst     r1, #7
+	beq     |$v2|
+	CRC32_STEP_1
+	bne     |$v1|
+
+|$v2|
+	cmp     r2, #16
+	blo     |$v3|
+
+	ldr     r10, [r1], #4
+	ldr     r11, [r1], #4
+
+	add     r4, r3, #0x400 
+	add     r5, r3, #0x800
+	add     r6, r3, #0xC00
+
+	mov     r7, #0
+	mov     r8, #0
+	mov     r9, #0
+
+	sub     r2, r2, #16
+
+|$loop|
+	; pld     [r1, #0x40]
+
+	CRC32_STEP_4 r10
+	CRC32_STEP_4 r11
+
+	subs    r2, r2, #8
+	bhs     |$loop|
+
+	sub     r1, r1, #8
+	add     r2, r2, #16
+
+	eor     r7, r7, r8
+	eor     r7, r7, r9
+	eor     r0, r0, r7
+
+|$v3|
+	cmp     r2, #0
+	beq     |$fin|
+
+|$v4|
+	CRC32_STEP_1
+	bne     |$v4|
+
+|$fin|
+	ldmia   sp!, {r4-r11, pc}
+
+|CrcUpdateT4@16| ENDP
+
+	END

Asm/x64/7zCrcT8U.asm

@@ -1,101 +0,0 @@
-.code
-
-
-
-
-CRC1b macro
-    movzx EDX, BYTE PTR [RSI]
-    inc RSI
-    movzx EBX, AL
-    xor EDX, EBX 
-    shr EAX, 8
-    xor EAX, [RDI + RDX * 4]
-    dec R8
-endm
-
-
-
-
-align 16
-CrcUpdateT8 PROC
-
-    push RBX
-    push RSI
-    push RDI
-    push RBP
-
-    mov	EAX, ECX
-    mov	RSI, RDX
-    mov RDI, R9
-
-
-    test R8, R8
-    jz sl_end
-  sl:
-    test RSI, 7
-    jz sl_end
-    CRC1b
-    jnz sl
-  sl_end:
-
-    cmp R8, 16
-    jb crc_end
-    mov R9, R8
-    and R8, 7
-    add R8, 8
-    sub R9, R8
-            
-    add R9, RSI
-    xor EAX, [RSI]
-    mov EBX, [RSI + 4]
-    movzx ECX, BL
-    align 16
-  main_loop:
-    mov EDX, [RDI + RCX*4 + 0C00h]
-    movzx EBP, BH
-    xor EDX, [RDI + RBP*4 + 0800h]
-    shr EBX, 16
-    movzx ECX, BL
-    xor EDX, [RSI + 8]
-    xor EDX, [RDI + RCX*4 + 0400h]
-    movzx ECX, AL
-    movzx EBP, BH
-    xor EDX, [RDI + RBP*4 + 0000h]
-
-    mov EBX, [RSI + 12]
-
-    xor EDX, [RDI + RCX*4 + 01C00h]
-    movzx EBP, AH
-    shr EAX, 16
-    movzx ECX, AL
-    xor EDX, [RDI + RBP*4 + 01800h]
-    movzx EBP, AH
-    mov EAX, [RDI + RCX*4 + 01400h]
-    add RSI, 8
-    xor EAX, [RDI + RBP*4 + 01000h]
-    movzx ECX, BL
-    xor EAX,EDX
-
-    cmp RSI, R9
-    jne	main_loop
-    xor	EAX, [RSI]
-
-
-  
-  crc_end:
-
-    test R8, R8
-    jz fl_end
-  fl:
-    CRC1b
-    jnz fl
-  fl_end:
-
-    pop RBP
-    pop RDI
-    pop RSI
-    pop RBX
-    ret
-CrcUpdateT8 ENDP
-
-end

Asm/x86/7zAsm.asm

@@ -0,0 +1,105 @@
+; 7zAsm.asm -- ASM macros
+; 2012-12-30 : Igor Pavlov : Public domain
+
+MY_ASM_START macro
+  ifdef x64
+    .code
+  else
+    .386
+    .model flat
+    _TEXT$00 SEGMENT PARA PUBLIC 'CODE'
+  endif
+endm
+
+MY_PROC macro name:req, numParams:req
+  align 16
+  proc_numParams = numParams
+  ifdef x64
+    proc_name equ name
+  else
+    proc_name equ @CatStr(@,name,@, %numParams * 4)
+  endif
+  proc_name PROC
+endm
+
+MY_ENDP macro
+  ifdef x64
+    ret
+  else
+    if proc_numParams LT 3
+      ret
+    else
+      ret (proc_numParams - 2) * 4
+    endif
+  endif
+  proc_name ENDP
+endm
+
+ifdef x64
+  REG_SIZE equ 8
+  REG_LOGAR_SIZE equ 3
+else
+  REG_SIZE equ 4
+  REG_LOGAR_SIZE equ 2
+endif
+
+  x0 equ EAX
+  x1 equ ECX
+  x2 equ EDX
+  x3 equ EBX
+  x4 equ ESP
+  x5 equ EBP
+  x6 equ ESI
+  x7 equ EDI
+
+  x0_L equ AL
+  x1_L equ CL
+  x2_L equ DL
+  x3_L equ BL
+
+  x0_H equ AH
+  x1_H equ CH
+  x2_H equ DH
+  x3_H equ BH
+
+ifdef x64
+  r0 equ RAX
+  r1 equ RCX
+  r2 equ RDX
+  r3 equ RBX
+  r4 equ RSP
+  r5 equ RBP
+  r6 equ RSI
+  r7 equ RDI
+  x8 equ r8d
+  x9 equ r9d
+  x10 equ r10d
+  x11 equ r11d
+  x12 equ r12d
+  x13 equ r13d
+  x14 equ r14d
+  x15 equ r15d
+else
+  r0 equ x0
+  r1 equ x1
+  r2 equ x2
+  r3 equ x3
+  r4 equ x4
+  r5 equ x5
+  r6 equ x6
+  r7 equ x7
+endif
+
+MY_PUSH_4_REGS macro
+    push    r3
+    push    r5
+    push    r6
+    push    r7
+endm
+
+MY_POP_4_REGS macro
+    pop     r7
+    pop     r6
+    pop     r5
+    pop     r3
+endm

Asm/x86/7zCrcOpt.asm

@@ -0,0 +1,147 @@
+; 7zCrcOpt.asm -- CRC32 calculation : optimized version
+; 2009-12-12 : Igor Pavlov : Public domain
+
+include 7zAsm.asm
+
+MY_ASM_START
+
+rD   equ  r2
+rN   equ  r7
+
+ifdef x64
+    num_VAR     equ r8
+    table_VAR   equ r9
+else
+    data_size   equ (REG_SIZE * 5)
+    crc_table   equ (REG_SIZE + data_size)
+    num_VAR     equ [r4 + data_size]
+    table_VAR   equ [r4 + crc_table]
+endif
+
+SRCDAT  equ  rN + rD + 4 *
+
+CRC macro op:req, dest:req, src:req, t:req
+    op      dest, DWORD PTR [r5 + src * 4 + 0400h * t]
+endm
+
+CRC_XOR macro dest:req, src:req, t:req
+    CRC xor, dest, src, t
+endm
+
+CRC_MOV macro dest:req, src:req, t:req
+    CRC mov, dest, src, t
+endm
+
+CRC1b macro
+    movzx   x6, BYTE PTR [rD]
+    inc     rD
+    movzx   x3, x0_L
+    xor     x6, x3
+    shr     x0, 8
+    CRC     xor, x0, r6, 0
+    dec     rN
+endm
+
+MY_PROLOG macro crc_end:req
+    MY_PUSH_4_REGS
+    
+    mov     x0, x1
+    mov     rN, num_VAR
+    mov     r5, table_VAR
+    test    rN, rN
+    jz      crc_end
+  @@:
+    test    rD, 7
+    jz      @F
+    CRC1b
+    jnz     @B
+  @@:
+    cmp     rN, 16
+    jb      crc_end
+    add     rN, rD
+    mov     num_VAR, rN
+    sub     rN, 8
+    and     rN, NOT 7
+    sub     rD, rN
+    xor     x0, [SRCDAT 0]
+endm
+
+MY_EPILOG macro crc_end:req
+    xor     x0, [SRCDAT 0]
+    mov     rD, rN
+    mov     rN, num_VAR
+    sub     rN, rD
+  crc_end:
+    test    rN, rN
+    jz      @F
+    CRC1b
+    jmp     crc_end
+  @@:
+    MY_POP_4_REGS
+endm
+
+MY_PROC CrcUpdateT8, 4
+    MY_PROLOG crc_end_8
+    mov     x1, [SRCDAT 1]
+    align 16
+  main_loop_8:
+    mov     x6, [SRCDAT 2]
+    movzx   x3, x1_L
+    CRC_XOR x6, r3, 3
+    movzx   x3, x1_H
+    CRC_XOR x6, r3, 2
+    shr     x1, 16
+    movzx   x3, x1_L
+    movzx   x1, x1_H
+    CRC_XOR x6, r3, 1
+    movzx   x3, x0_L
+    CRC_XOR x6, r1, 0
+
+    mov     x1, [SRCDAT 3]
+    CRC_XOR x6, r3, 7
+    movzx   x3, x0_H
+    shr     x0, 16
+    CRC_XOR x6, r3, 6
+    movzx   x3, x0_L
+    CRC_XOR x6, r3, 5
+    movzx   x3, x0_H
+    CRC_MOV x0, r3, 4
+    xor     x0, x6
+    add     rD, 8
+    jnz     main_loop_8
+
+    MY_EPILOG crc_end_8
+MY_ENDP
+
+MY_PROC CrcUpdateT4, 4
+    MY_PROLOG crc_end_4
+    align 16
+  main_loop_4:
+    movzx   x1, x0_L
+    movzx   x3, x0_H
+    shr     x0, 16
+    movzx   x6, x0_H
+    and     x0, 0FFh
+    CRC_MOV x1, r1, 3
+    xor     x1, [SRCDAT 1]
+    CRC_XOR x1, r3, 2
+    CRC_XOR x1, r6, 0
+    CRC_XOR x1, r0, 1
+ 
+    movzx   x0, x1_L
+    movzx   x3, x1_H
+    shr     x1, 16
+    movzx   x6, x1_H
+    and     x1, 0FFh
+    CRC_MOV x0, r0, 3
+    xor     x0, [SRCDAT 2]
+    CRC_XOR x0, r3, 2
+    CRC_XOR x0, r6, 0
+    CRC_XOR x0, r1, 1
+    add     rD, 8
+    jnz     main_loop_4
+
+    MY_EPILOG crc_end_4
+MY_ENDP
+
+end

Asm/x86/7zCrcT8U.asm

@@ -1,101 +0,0 @@
-.386
-.model flat
-
-_TEXT$00   SEGMENT PARA PUBLIC 'CODE'
-
-CRC1b macro
-    movzx EDX, BYTE PTR [ESI]
-    inc ESI
-    movzx EBX, AL
-    xor EDX, EBX 
-    shr EAX, 8
-    xor EAX, [EBP + EDX * 4]
-    dec EDI
-endm
-
-data_size equ (4 + 4*4)
-crc_table equ (data_size + 4)
-
-align 16
-public @CrcUpdateT8@16
-@CrcUpdateT8@16:
-    push EBX
-    push ESI
-    push EDI
-    push EBP
-
-    mov	EAX, ECX
-    mov	ESI, EDX
-    mov	EDI, [ESP + data_size]
-    mov EBP, [ESP + crc_table]
-
-    test EDI, EDI
-    jz sl_end
-  sl:
-    test ESI, 7
-    jz sl_end
-    CRC1b
-    jnz sl
-  sl_end:
-
-    cmp EDI, 16
-    jb crc_end
-    mov [ESP + data_size], EDI
-    sub EDI, 8
-    and EDI, NOT 7
-    sub [ESP + data_size], EDI
-
-    add EDI, ESI
-    xor EAX, [ESI]
-    mov EBX, [ESI + 4]
-    movzx ECX, BL
-    align 16
-  main_loop:
-    mov EDX, [EBP + ECX*4 + 0C00h]
-    movzx ECX, BH
-    xor EDX, [EBP + ECX*4 + 0800h]
-    shr EBX, 16
-    movzx ECX, BL
-    xor EDX, [EBP + ECX*4 + 0400h]
-    xor EDX, [ESI + 8]
-    movzx ECX, AL
-    movzx EBX, BH
-    xor EDX, [EBP + EBX*4 + 0000h]
-
-    mov EBX, [ESI + 12]
-
-    xor EDX, [EBP + ECX*4 + 01C00h]
-    movzx ECX, AH
-    add ESI, 8
-    shr EAX, 16
-    xor EDX, [EBP + ECX*4 + 01800h]
-    movzx ECX, AL
-    xor EDX, [EBP + ECX*4 + 01400h]
-    movzx ECX, AH
-    mov EAX, [EBP + ECX*4 + 01000h]
-    movzx ECX, BL
-    xor EAX,EDX
-
-    cmp ESI, EDI
-    jne	main_loop
-    xor	EAX, [ESI]
-
-    mov EDI, [ESP + data_size]
-
-  crc_end:
-
-    test EDI, EDI
-    jz fl_end
-  fl:
-    CRC1b
-    jnz fl
-  fl_end:
-
-    pop EBP
-    pop EDI
-    pop ESI
-    pop EBX
-    ret 8
-
-
-end

Asm/x86/AesOpt.asm

@@ -0,0 +1,237 @@
+; AesOpt.asm -- Intel's AES.
+; 2009-12-12 : Igor Pavlov : Public domain
+
+include 7zAsm.asm
+
+MY_ASM_START
+
+ifndef x64
+    .xmm
+endif
+
+ifdef x64
+    num     equ r8
+else
+    num     equ [r4 + REG_SIZE * 4]
+endif
+
+rD equ r2
+rN equ r0
+
+MY_PROLOG macro reg:req
+    ifdef x64
+    movdqa  [r4 + 8], xmm6
+    movdqa  [r4 + 8 + 16], xmm7
+    endif
+
+    push    r3
+    push    r5
+    push    r6
+
+    mov     rN, num
+    mov     x6, [r1 + 16]
+    shl     x6, 5
+
+    movdqa  reg, [r1]
+    add     r1, 32
+endm
+
+MY_EPILOG macro
+    pop     r6
+    pop     r5
+    pop     r3
+
+    ifdef x64
+    movdqa  xmm6, [r4 + 8]
+    movdqa  xmm7, [r4 + 8 + 16]
+    endif
+
+    MY_ENDP
+endm
+
+ways equ 4
+ways16 equ (ways * 16)
+
+OP_W macro op, op2
+    i = 0
+    rept ways
+    op @CatStr(xmm,%i), op2
+    i = i + 1
+    endm
+endm
+
+LOAD_OP macro op:req, offs:req
+    op      xmm0, [r1 + r3 offs]
+endm
+  
+LOAD_OP_W macro op:req, offs:req
+    movdqa  xmm7, [r1 + r3 offs]
+    OP_W    op, xmm7
+endm
+
+
+; ---------- AES-CBC Decode ----------
+
+CBC_DEC_UPDATE macro reg, offs
+    pxor    reg, xmm6
+    movdqa  xmm6, [rD + offs]
+    movdqa  [rD + offs], reg
+endm
+
+DECODE macro op:req
+    op      aesdec, +16
+  @@:
+    op      aesdec, +0
+    op      aesdec, -16
+    sub     x3, 32
+    jnz     @B
+    op      aesdeclast, +0
+endm
+
+MY_PROC AesCbc_Decode_Intel, 3
+    MY_PROLOG xmm6
+
+    sub     x6, 32
+
+    jmp     check2
+
+  align 16
+  nextBlocks2:
+    mov     x3, x6
+    OP_W    movdqa, [rD + i * 16]
+    LOAD_OP_W  pxor, +32
+    DECODE  LOAD_OP_W
+    OP_W    CBC_DEC_UPDATE, i * 16
+    add     rD, ways16
+  check2:
+    sub     rN, ways
+    jnc     nextBlocks2
+
+    add     rN, ways
+    jmp     check
+
+  nextBlock:
+    mov     x3, x6
+    movdqa  xmm1, [rD]
+    LOAD_OP movdqa, +32
+    pxor    xmm0, xmm1
+    DECODE  LOAD_OP
+    pxor    xmm0, xmm6
+    movdqa  [rD], xmm0
+    movdqa  xmm6, xmm1
+    add     rD, 16
+  check:
+    sub     rN, 1
+    jnc     nextBlock
+
+    movdqa  [r1 - 32], xmm6
+    MY_EPILOG
+
+
+; ---------- AES-CBC Encode ----------
+
+ENCODE macro op:req
+    op      aesenc, -16
+  @@:
+    op      aesenc, +0
+    op      aesenc, +16
+    add     r3, 32
+    jnz     @B
+    op      aesenclast, +0
+endm
+
+MY_PROC AesCbc_Encode_Intel, 3
+    MY_PROLOG xmm0
+
+    add     r1, r6
+    neg     r6
+    add     r6, 32
+
+    jmp     check_e
+
+  align 16
+  nextBlock_e:
+    mov     r3, r6
+    pxor    xmm0, [rD]
+    pxor    xmm0, [r1 + r3 - 32]
+    ENCODE  LOAD_OP
+    movdqa  [rD], xmm0
+    add     rD, 16
+  check_e:
+    sub     rN, 1
+    jnc     nextBlock_e
+
+    movdqa  [r1 + r6 - 64], xmm0
+    MY_EPILOG
+
+
+; ---------- AES-CTR ----------
+
+XOR_UPD_1 macro reg, offs
+    pxor    reg, [rD + offs]
+endm
+
+XOR_UPD_2 macro reg, offs
+    movdqa  [rD + offs], reg
+endm
+
+MY_PROC AesCtr_Code_Intel, 3
+    MY_PROLOG xmm6
+
+    mov     r5, r4
+    shr     r5, 4
+    dec     r5
+    shl     r5, 4
+
+    mov     DWORD PTR [r5], 1
+    mov     DWORD PTR [r5 + 4], 0
+    mov     DWORD PTR [r5 + 8], 0
+    mov     DWORD PTR [r5 + 12], 0
+    
+    add     r1, r6
+    neg     r6
+    add     r6, 32
+
+    jmp     check2_c
+
+  align 16
+  nextBlocks2_c:
+    movdqa  xmm7, [r5]
+
+    i = 0
+    rept ways
+    paddq   xmm6, xmm7
+    movdqa  @CatStr(xmm,%i), xmm6
+    i = i + 1
+    endm
+
+    mov     r3, r6
+    LOAD_OP_W  pxor, -32
+    ENCODE  LOAD_OP_W
+    OP_W    XOR_UPD_1, i * 16
+    OP_W    XOR_UPD_2, i * 16
+    add     rD, ways16
+  check2_c:
+    sub     rN, ways
+    jnc     nextBlocks2_c
+
+    add     rN, ways
+    jmp     check_c
+
+  nextBlock_c:
+    paddq   xmm6, [r5]
+    mov     r3, r6
+    movdqa  xmm0, [r1 + r3 - 32]
+    pxor    xmm0, xmm6
+    ENCODE  LOAD_OP
+    XOR_UPD_1 xmm0, 0
+    XOR_UPD_2 xmm0, 0
+    add     rD, 16
+  check_c:
+    sub     rN, 1
+    jnc     nextBlock_c
+
+    movdqa  [r1 + r6 - 64], xmm6
+    MY_EPILOG
+
+end

Asm/x86/XzCrc64Opt.asm

@@ -0,0 +1,205 @@
+; XzCrc64Opt.asm -- CRC64 calculation : optimized version
+; 2011-06-28 : Igor Pavlov : Public domain
+
+include 7zAsm.asm
+
+MY_ASM_START
+
+ifdef x64
+
+    rD   equ  r9
+    rN   equ  r10
+
+    num_VAR     equ  r8
+    table_VAR   equ  r9
+
+    SRCDAT  equ  rN + rD
+
+CRC_XOR macro dest:req, src:req, t:req
+    xor     dest, QWORD PTR [r5 + src * 8 + 0800h * t]
+endm
+
+CRC1b macro
+    movzx   x6, BYTE PTR [rD]
+    inc     rD
+    movzx   x3, x0_L
+    xor     x6, x3
+    shr     r0, 8
+    CRC_XOR r0, r6, 0
+    dec     rN
+endm
+
+MY_PROLOG macro crc_end:req
+    MY_PUSH_4_REGS
+    
+    mov     r0, r1
+    mov     rN, num_VAR
+    mov     r5, table_VAR
+    mov     rD, r2
+    test    rN, rN
+    jz      crc_end
+  @@:
+    test    rD, 3
+    jz      @F
+    CRC1b
+    jnz     @B
+  @@:
+    cmp     rN, 8
+    jb      crc_end
+    add     rN, rD
+    mov     num_VAR, rN
+    sub     rN, 4
+    and     rN, NOT 3
+    sub     rD, rN
+    mov     x1, [SRCDAT]
+    xor     r0, r1
+    add     rN, 4
+endm
+
+MY_EPILOG macro crc_end:req
+    sub     rN, 4
+    mov     x1, [SRCDAT]
+    xor     r0, r1
+    mov     rD, rN
+    mov     rN, num_VAR
+    sub     rN, rD
+  crc_end:
+    test    rN, rN
+    jz      @F
+    CRC1b
+    jmp     crc_end
+  @@:
+    MY_POP_4_REGS
+endm
+
+MY_PROC XzCrc64UpdateT4, 4
+    MY_PROLOG crc_end_4
+    align 16
+  main_loop_4:
+    mov     x1, [SRCDAT]
+    movzx   x2, x0_L
+    movzx   x3, x0_H
+    shr     r0, 16
+    movzx   x6, x0_L
+    movzx   x7, x0_H
+    shr     r0, 16
+    CRC_XOR r1, r2, 3
+    CRC_XOR r0, r3, 2
+    CRC_XOR r1, r6, 1
+    CRC_XOR r0, r7, 0
+    xor     r0, r1
+
+    add     rD, 4
+    jnz     main_loop_4
+
+    MY_EPILOG crc_end_4
+MY_ENDP
+
+else
+
+    rD   equ  r1
+    rN   equ  r7
+
+    crc_val     equ (REG_SIZE * 5)
+    crc_table   equ (8 + crc_val)
+    table_VAR   equ [r4 + crc_table]
+    num_VAR     equ table_VAR
+
+
+    SRCDAT  equ  rN + rD
+
+CRC macro op0:req, op1:req, dest0:req, dest1:req, src:req, t:req
+    op0     dest0, DWORD PTR [r5 + src * 8 + 0800h * t]
+    op1     dest1, DWORD PTR [r5 + src * 8 + 0800h * t + 4]
+endm
+
+CRC_XOR macro dest0:req, dest1:req, src:req, t:req
+    CRC xor, xor, dest0, dest1, src, t
+endm
+
+
+CRC1b macro
+    movzx   x6, BYTE PTR [rD]
+    inc     rD
+    movzx   x3, x0_L
+    xor     x6, x3
+    shrd    r0, r2, 8
+    shr     r2, 8
+    CRC_XOR r0, r2, r6, 0
+    dec     rN
+endm
+
+MY_PROLOG macro crc_end:req
+    MY_PUSH_4_REGS
+    
+    mov     rN, r2
+
+    mov     x0, [r4 + crc_val]
+    mov     x2, [r4 + crc_val + 4]
+    mov     r5, table_VAR
+    test    rN, rN
+    jz      crc_end
+  @@:
+    test    rD, 3
+    jz      @F
+    CRC1b
+    jnz     @B
+  @@:
+    cmp     rN, 8
+    jb      crc_end
+    add     rN, rD
+
+    mov     num_VAR, rN
+
+    sub     rN, 4
+    and     rN, NOT 3
+    sub     rD, rN
+    xor     r0, [SRCDAT]
+    add     rN, 4
+endm
+
+MY_EPILOG macro crc_end:req
+    sub     rN, 4
+    xor     r0, [SRCDAT]
+
+    mov     rD, rN
+    mov     rN, num_VAR
+    sub     rN, rD
+  crc_end:
+    test    rN, rN
+    jz      @F
+    CRC1b
+    jmp     crc_end
+  @@:
+    MY_POP_4_REGS
+endm
+
+MY_PROC XzCrc64UpdateT4, 5
+    MY_PROLOG crc_end_4
+    movzx   x6, x0_L
+    align 16
+  main_loop_4:
+    mov     r3, [SRCDAT]
+    xor     r3, r2
+
+    CRC xor, mov, r3, r2, r6, 3
+    movzx   x6, x0_H
+    shr     r0, 16
+    CRC_XOR r3, r2, r6, 2
+
+    movzx   x6, x0_L
+    movzx   x0, x0_H
+    CRC_XOR r3, r2, r6, 1
+    CRC_XOR r3, r2, r0, 0
+    movzx   x6, x3_L
+    mov     r0, r3
+
+    add     rD, 4
+    jnz     main_loop_4
+
+    MY_EPILOG crc_end_4
+MY_ENDP
+
+endif
+
+end

C/7z.h

@@ -0,0 +1,202 @@
+/* 7z.h -- 7z interface
+2015-11-18 : Igor Pavlov : Public domain */
+
+#ifndef __7Z_H
+#define __7Z_H
+
+#include "7zTypes.h"
+
+EXTERN_C_BEGIN
+
+#define k7zStartHeaderSize 0x20
+#define k7zSignatureSize 6
+
+extern const Byte k7zSignature[k7zSignatureSize];
+
+typedef struct
+{
+  const Byte *Data;
+  size_t Size;
+} CSzData;
+
+/* CSzCoderInfo & CSzFolder support only default methods */
+
+typedef struct
+{
+  size_t PropsOffset;
+  UInt32 MethodID;
+  Byte NumStreams;
+  Byte PropsSize;
+} CSzCoderInfo;
+
+typedef struct
+{
+  UInt32 InIndex;
+  UInt32 OutIndex;
+} CSzBond;
+
+#define SZ_NUM_CODERS_IN_FOLDER_MAX 4
+#define SZ_NUM_BONDS_IN_FOLDER_MAX 3
+#define SZ_NUM_PACK_STREAMS_IN_FOLDER_MAX 4
+
+typedef struct
+{
+  UInt32 NumCoders;
+  UInt32 NumBonds;
+  UInt32 NumPackStreams;
+  UInt32 UnpackStream;
+  UInt32 PackStreams[SZ_NUM_PACK_STREAMS_IN_FOLDER_MAX];
+  CSzBond Bonds[SZ_NUM_BONDS_IN_FOLDER_MAX];
+  CSzCoderInfo Coders[SZ_NUM_CODERS_IN_FOLDER_MAX];
+} CSzFolder;
+
+
+SRes SzGetNextFolderItem(CSzFolder *f, CSzData *sd);
+
+typedef struct
+{
+  UInt32 Low;
+  UInt32 High;
+} CNtfsFileTime;
+
+typedef struct
+{
+  Byte *Defs; /* MSB 0 bit numbering */
+  UInt32 *Vals;
+} CSzBitUi32s;
+
+typedef struct
+{
+  Byte *Defs; /* MSB 0 bit numbering */
+  // UInt64 *Vals;
+  CNtfsFileTime *Vals;
+} CSzBitUi64s;
+
+#define SzBitArray_Check(p, i) (((p)[(i) >> 3] & (0x80 >> ((i) & 7))) != 0)
+
+#define SzBitWithVals_Check(p, i) ((p)->Defs && ((p)->Defs[(i) >> 3] & (0x80 >> ((i) & 7))) != 0)
+
+typedef struct
+{
+  UInt32 NumPackStreams;
+  UInt32 NumFolders;
+
+  UInt64 *PackPositions;          // NumPackStreams + 1
+  CSzBitUi32s FolderCRCs;         // NumFolders
+
+  size_t *FoCodersOffsets;        // NumFolders + 1
+  UInt32 *FoStartPackStreamIndex; // NumFolders + 1
+  UInt32 *FoToCoderUnpackSizes;   // NumFolders + 1
+  Byte *FoToMainUnpackSizeIndex;  // NumFolders
+  UInt64 *CoderUnpackSizes;       // for all coders in all folders
+
+  Byte *CodersData;
+} CSzAr;
+
+UInt64 SzAr_GetFolderUnpackSize(const CSzAr *p, UInt32 folderIndex);
+
+SRes SzAr_DecodeFolder(const CSzAr *p, UInt32 folderIndex,
+    ILookInStream *stream, UInt64 startPos,
+    Byte *outBuffer, size_t outSize,
+    ISzAlloc *allocMain);
+
+typedef struct
+{
+  CSzAr db;
+
+  UInt64 startPosAfterHeader;
+  UInt64 dataPos;
+  
+  UInt32 NumFiles;
+
+  UInt64 *UnpackPositions;  // NumFiles + 1
+  // Byte *IsEmptyFiles;
+  Byte *IsDirs;
+  CSzBitUi32s CRCs;
+
+  CSzBitUi32s Attribs;
+  // CSzBitUi32s Parents;
+  CSzBitUi64s MTime;
+  CSzBitUi64s CTime;
+
+  UInt32 *FolderToFile;   // NumFolders + 1
+  UInt32 *FileToFolder;   // NumFiles
+
+  size_t *FileNameOffsets; /* in 2-byte steps */
+  Byte *FileNames;  /* UTF-16-LE */
+} CSzArEx;
+
+#define SzArEx_IsDir(p, i) (SzBitArray_Check((p)->IsDirs, i))
+
+#define SzArEx_GetFileSize(p, i) ((p)->UnpackPositions[(i) + 1] - (p)->UnpackPositions[i])
+
+void SzArEx_Init(CSzArEx *p);
+void SzArEx_Free(CSzArEx *p, ISzAlloc *alloc);
+UInt64 SzArEx_GetFolderStreamPos(const CSzArEx *p, UInt32 folderIndex, UInt32 indexInFolder);
+int SzArEx_GetFolderFullPackSize(const CSzArEx *p, UInt32 folderIndex, UInt64 *resSize);
+
+/*
+if dest == NULL, the return value specifies the required size of the buffer,
+  in 16-bit characters, including the null-terminating character.
+if dest != NULL, the return value specifies the number of 16-bit characters that
+  are written to the dest, including the null-terminating character. */
+
+size_t SzArEx_GetFileNameUtf16(const CSzArEx *p, size_t fileIndex, UInt16 *dest);
+
+/*
+size_t SzArEx_GetFullNameLen(const CSzArEx *p, size_t fileIndex);
+UInt16 *SzArEx_GetFullNameUtf16_Back(const CSzArEx *p, size_t fileIndex, UInt16 *dest);
+*/
+
+
+
+/*
+  SzArEx_Extract extracts file from archive
+
+  *outBuffer must be 0 before first call for each new archive.
+
+  Extracting cache:
+    If you need to decompress more than one file, you can send
+    these values from previous call:
+      *blockIndex,
+      *outBuffer,
+      *outBufferSize
+    You can consider "*outBuffer" as cache of solid block. If your archive is solid,
+    it will increase decompression speed.
+  
+    If you use external function, you can declare these 3 cache variables
+    (blockIndex, outBuffer, outBufferSize) as static in that external function.
+    
+    Free *outBuffer and set *outBuffer to 0, if you want to flush cache.
+*/
+
+SRes SzArEx_Extract(
+    const CSzArEx *db,
+    ILookInStream *inStream,
+    UInt32 fileIndex,         /* index of file */
+    UInt32 *blockIndex,       /* index of solid block */
+    Byte **outBuffer,         /* pointer to pointer to output buffer (allocated with allocMain) */
+    size_t *outBufferSize,    /* buffer size for output buffer */
+    size_t *offset,           /* offset of stream for required file in *outBuffer */
+    size_t *outSizeProcessed, /* size of file in *outBuffer */
+    ISzAlloc *allocMain,
+    ISzAlloc *allocTemp);
+
+
+/*
+SzArEx_Open Errors:
+SZ_ERROR_NO_ARCHIVE
+SZ_ERROR_ARCHIVE
+SZ_ERROR_UNSUPPORTED
+SZ_ERROR_MEM
+SZ_ERROR_CRC
+SZ_ERROR_INPUT_EOF
+SZ_ERROR_FAIL
+*/
+
+SRes SzArEx_Open(CSzArEx *p, ILookInStream *inStream,
+    ISzAlloc *allocMain, ISzAlloc *allocTemp);
+
+EXTERN_C_END
+
+#endif

C/7zAlloc.c

@@ -1,6 +1,8 @@
-/* 7zAlloc.c */
+/* 7zAlloc.c -- Allocation functions
+2015-11-09 : Igor Pavlov : Public domain */
+
+#include "Precomp.h"
 
-#include <stdlib.h>
 #include "7zAlloc.h"
 
 /* #define _SZ_ALLOC_DEBUG */
@@ -11,24 +13,28 @@
 #ifdef _WIN32
 #include <windows.h>
 #endif
+
 #include <stdio.h>
 int g_allocCount = 0;
 int g_allocCountTemp = 0;
+
 #endif
 
-void *SzAlloc(size_t size)
+void *SzAlloc(void *p, size_t size)
 {
+  UNUSED_VAR(p);
   if (size == 0)
     return 0;
   #ifdef _SZ_ALLOC_DEBUG
-  fprintf(stderr, "\nAlloc %10d bytes; count = %10d", size, g_allocCount);
+  fprintf(stderr, "\nAlloc %10u bytes; count = %10d", (unsigned)size, g_allocCount);
   g_allocCount++;
   #endif
   return malloc(size);
 }
 
-void SzFree(void *address)
+void SzFree(void *p, void *address)
 {
+  UNUSED_VAR(p);
   #ifdef _SZ_ALLOC_DEBUG
   if (address != 0)
   {
@@ -39,12 +45,13 @@ void SzFree(void *address)
   free(address);
 }
 
-void *SzAllocTemp(size_t size)
+void *SzAllocTemp(void *p, size_t size)
 {
+  UNUSED_VAR(p);
   if (size == 0)
     return 0;
   #ifdef _SZ_ALLOC_DEBUG
-  fprintf(stderr, "\nAlloc_temp %10d bytes;  count = %10d", size, g_allocCountTemp);
+  fprintf(stderr, "\nAlloc_temp %10u bytes;  count = %10d", (unsigned)size, g_allocCountTemp);
   g_allocCountTemp++;
   #ifdef _WIN32
   return HeapAlloc(GetProcessHeap(), 0, size);
@@ -53,8 +60,9 @@ void *SzAllocTemp(size_t size)
   return malloc(size);
 }
 
-void SzFreeTemp(void *address)
+void SzFreeTemp(void *p, void *address)
 {
+  UNUSED_VAR(p);
   #ifdef _SZ_ALLOC_DEBUG
   if (address != 0)
   {

C/7zAlloc.h

@@ -0,0 +1,23 @@
+/* 7zAlloc.h -- Allocation functions
+2013-03-25 : Igor Pavlov : Public domain */
+
+#ifndef __7Z_ALLOC_H
+#define __7Z_ALLOC_H
+
+#include <stdlib.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void *SzAlloc(void *p, size_t size);
+void SzFree(void *p, void *address);
+
+void *SzAllocTemp(void *p, size_t size);
+void SzFreeTemp(void *p, void *address);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

C/7zBuf.c

@@ -0,0 +1,36 @@
+/* 7zBuf.c -- Byte Buffer
+2013-01-21 : Igor Pavlov : Public domain */
+
+#include "Precomp.h"
+
+#include "7zBuf.h"
+
+void Buf_Init(CBuf *p)
+{
+  p->data = 0;
+  p->size = 0;
+}
+
+int Buf_Create(CBuf *p, size_t size, ISzAlloc *alloc)
+{
+  p->size = 0;
+  if (size == 0)
+  {
+    p->data = 0;
+    return 1;
+  }
+  p->data = (Byte *)alloc->Alloc(alloc, size);
+  if (p->data != 0)
+  {
+    p->size = size;
+    return 1;
+  }
+  return 0;
+}
+
+void Buf_Free(CBuf *p, ISzAlloc *alloc)
+{
+  alloc->Free(alloc, p->data);
+  p->data = 0;
+  p->size = 0;
+}

C/7zBuf.h

@@ -0,0 +1,35 @@
+/* 7zBuf.h -- Byte Buffer
+2013-01-18 : Igor Pavlov : Public domain */
+
+#ifndef __7Z_BUF_H
+#define __7Z_BUF_H
+
+#include "7zTypes.h"
+
+EXTERN_C_BEGIN
+
+typedef struct
+{
+  Byte *data;
+  size_t size;
+} CBuf;
+
+void Buf_Init(CBuf *p);
+int Buf_Create(CBuf *p, size_t size, ISzAlloc *alloc);
+void Buf_Free(CBuf *p, ISzAlloc *alloc);
+
+typedef struct
+{
+  Byte *data;
+  size_t size;
+  size_t pos;
+} CDynBuf;
+
+void DynBuf_Construct(CDynBuf *p);
+void DynBuf_SeekToBeg(CDynBuf *p);
+int DynBuf_Write(CDynBuf *p, const Byte *buf, size_t size, ISzAlloc *alloc);
+void DynBuf_Free(CDynBuf *p, ISzAlloc *alloc);
+
+EXTERN_C_END
+
+#endif

C/7zBuf2.c

@@ -0,0 +1,51 @@
+/* 7zBuf2.c -- Byte Buffer
+2014-08-22 : Igor Pavlov : Public domain */
+
+#include "Precomp.h"
+
+#include <string.h>
+
+#include "7zBuf.h"
+
+void DynBuf_Construct(CDynBuf *p)
+{
+  p->data = 0;
+  p->size = 0;
+  p->pos = 0;
+}
+
+void DynBuf_SeekToBeg(CDynBuf *p)
+{
+  p->pos = 0;
+}
+
+int DynBuf_Write(CDynBuf *p, const Byte *buf, size_t size, ISzAlloc *alloc)
+{
+  if (size > p->size - p->pos)
+  {
+    size_t newSize = p->pos + size;
+    Byte *data;
+    newSize += newSize / 4;
+    data = (Byte *)alloc->Alloc(alloc, newSize);
+    if (data == 0)
+      return 0;
+    p->size = newSize;
+    memcpy(data, p->data, p->pos);
+    alloc->Free(alloc, p->data);
+    p->data = data;
+  }
+  if (size != 0)
+  {
+    memcpy(p->data + p->pos, buf, size);
+    p->pos += size;
+  }
+  return 1;
+}
+
+void DynBuf_Free(CDynBuf *p, ISzAlloc *alloc)
+{
+  alloc->Free(alloc, p->data);
+  p->data = 0;
+  p->size = 0;
+  p->pos = 0;
+}

C/7zCrc.c

@@ -1,32 +1,128 @@
-/* 7zCrc.c */
+/* 7zCrc.c -- CRC32 init
+2015-03-10 : Igor Pavlov : Public domain */
+
+#include "Precomp.h"
 
 #include "7zCrc.h"
+#include "CpuArch.h"
 
 #define kCrcPoly 0xEDB88320
-UInt32 g_CrcTable[256];
 
-void MY_FAST_CALL CrcGenerateTable(void)
+#ifdef MY_CPU_LE
+  #define CRC_NUM_TABLES 8
+#else
+  #define CRC_NUM_TABLES 9
+
+  #define CRC_UINT32_SWAP(v) ((v >> 24) | ((v >> 8) & 0xFF00) | ((v << 8) & 0xFF0000) | (v << 24))
+
+  UInt32 MY_FAST_CALL CrcUpdateT1_BeT4(UInt32 v, const void *data, size_t size, const UInt32 *table);
+  UInt32 MY_FAST_CALL CrcUpdateT1_BeT8(UInt32 v, const void *data, size_t size, const UInt32 *table);
+#endif
+
+#ifndef MY_CPU_BE
+  UInt32 MY_FAST_CALL CrcUpdateT4(UInt32 v, const void *data, size_t size, const UInt32 *table);
+  UInt32 MY_FAST_CALL CrcUpdateT8(UInt32 v, const void *data, size_t size, const UInt32 *table);
+#endif
+
+typedef UInt32 (MY_FAST_CALL *CRC_FUNC)(UInt32 v, const void *data, size_t size, const UInt32 *table);
+
+CRC_FUNC g_CrcUpdateT4;
+CRC_FUNC g_CrcUpdateT8;
+CRC_FUNC g_CrcUpdate;
+
+UInt32 g_CrcTable[256 * CRC_NUM_TABLES];
+
+UInt32 MY_FAST_CALL CrcUpdate(UInt32 v, const void *data, size_t size)
+{
+  return g_CrcUpdate(v, data, size, g_CrcTable);
+}
+
+UInt32 MY_FAST_CALL CrcCalc(const void *data, size_t size)
+{
+  return g_CrcUpdate(CRC_INIT_VAL, data, size, g_CrcTable) ^ CRC_INIT_VAL;
+}
+
+#define CRC_UPDATE_BYTE_2(crc, b) (table[((crc) ^ (b)) & 0xFF] ^ ((crc) >> 8))
+
+UInt32 MY_FAST_CALL CrcUpdateT1(UInt32 v, const void *data, size_t size, const UInt32 *table)
+{
+  const Byte *p = (const Byte *)data;
+  const Byte *pEnd = p + size;
+  for (; p != pEnd; p++)
+    v = CRC_UPDATE_BYTE_2(v, *p);
+  return v;
+}
+
+void MY_FAST_CALL CrcGenerateTable()
 {
   UInt32 i;
   for (i = 0; i < 256; i++)
   {
     UInt32 r = i;
-    int j;
+    unsigned j;
     for (j = 0; j < 8; j++)
       r = (r >> 1) ^ (kCrcPoly & ~((r & 1) - 1));
     g_CrcTable[i] = r;
   }
-}
+  for (; i < 256 * CRC_NUM_TABLES; i++)
+  {
+    UInt32 r = g_CrcTable[i - 256];
+    g_CrcTable[i] = g_CrcTable[r & 0xFF] ^ (r >> 8);
+  }
 
-UInt32 MY_FAST_CALL CrcUpdate(UInt32 v, const void *data, size_t size)
+  #if CRC_NUM_TABLES < 4
-{
+  
-  const Byte *p = (const Byte *)data;
+  g_CrcUpdate = CrcUpdateT1;
-  for (; size > 0 ; size--, p++) 
+  
-    v = CRC_UPDATE_BYTE(v, *p);
+  #else
-  return v;
+ 
-}
+  #ifdef MY_CPU_LE
 
-UInt32 MY_FAST_CALL CrcCalc(const void *data, size_t size)
+    g_CrcUpdateT4 = CrcUpdateT4;
-{
+    g_CrcUpdate = CrcUpdateT4;
-  return CrcUpdate(CRC_INIT_VAL, data, size) ^ 0xFFFFFFFF;
+
+    #if CRC_NUM_TABLES >= 8
+      g_CrcUpdateT8 = CrcUpdateT8;
+  
+      #ifdef MY_CPU_X86_OR_AMD64
+      if (!CPU_Is_InOrder())
+        g_CrcUpdate = CrcUpdateT8;
+      #endif
+    #endif
+
+  #else
+  {
+    #ifndef MY_CPU_BE
+    UInt32 k = 0x01020304;
+    const Byte *p = (const Byte *)&k;
+    if (p[0] == 4 && p[1] == 3)
+    {
+      g_CrcUpdateT4 = CrcUpdateT4;
+      g_CrcUpdate = CrcUpdateT4;
+      #if CRC_NUM_TABLES >= 8
+      g_CrcUpdateT8 = CrcUpdateT8;
+      // g_CrcUpdate = CrcUpdateT8;
+      #endif
+    }
+    else if (p[0] != 1 || p[1] != 2)
+      g_CrcUpdate = CrcUpdateT1;
+    else
+    #endif
+    {
+      for (i = 256 * CRC_NUM_TABLES - 1; i >= 256; i--)
+      {
+        UInt32 x = g_CrcTable[i - 256];
+        g_CrcTable[i] = CRC_UINT32_SWAP(x);
+      }
+      g_CrcUpdateT4 = CrcUpdateT1_BeT4;
+      g_CrcUpdate = CrcUpdateT1_BeT4;
+      #if CRC_NUM_TABLES >= 8
+      g_CrcUpdateT8 = CrcUpdateT1_BeT8;
+      // g_CrcUpdate = CrcUpdateT1_BeT8;
+      #endif
+    }
+  }
+  #endif
+
+  #endif
 }

C/7zCrc.h

@@ -1,21 +1,25 @@
-/* 7zCrc.h */
+/* 7zCrc.h -- CRC32 calculation
+2013-01-18 : Igor Pavlov : Public domain */
 
 #ifndef __7Z_CRC_H
 #define __7Z_CRC_H
 
-#include <stddef.h>
+#include "7zTypes.h"
 
-#include "Types.h"
+EXTERN_C_BEGIN
 
 extern UInt32 g_CrcTable[];
 
+/* Call CrcGenerateTable one time before other CRC functions */
 void MY_FAST_CALL CrcGenerateTable(void);
 
 #define CRC_INIT_VAL 0xFFFFFFFF
-#define CRC_GET_DIGEST(crc) ((crc) ^ 0xFFFFFFFF)
+#define CRC_GET_DIGEST(crc) ((crc) ^ CRC_INIT_VAL)
 #define CRC_UPDATE_BYTE(crc, b) (g_CrcTable[((crc) ^ (b)) & 0xFF] ^ ((crc) >> 8))
 
 UInt32 MY_FAST_CALL CrcUpdate(UInt32 crc, const void *data, size_t size);
 UInt32 MY_FAST_CALL CrcCalc(const void *data, size_t size);
 
+EXTERN_C_END
+
 #endif

C/7zCrcOpt.c

@@ -0,0 +1,115 @@
+/* 7zCrcOpt.c -- CRC32 calculation
+2015-03-01 : Igor Pavlov : Public domain */
+
+#include "Precomp.h"
+
+#include "CpuArch.h"
+
+#ifndef MY_CPU_BE
+
+#define CRC_UPDATE_BYTE_2(crc, b) (table[((crc) ^ (b)) & 0xFF] ^ ((crc) >> 8))
+
+UInt32 MY_FAST_CALL CrcUpdateT4(UInt32 v, const void *data, size_t size, const UInt32 *table)
+{
+  const Byte *p = (const Byte *)data;
+  for (; size > 0 && ((unsigned)(ptrdiff_t)p & 3) != 0; size--, p++)
+    v = CRC_UPDATE_BYTE_2(v, *p);
+  for (; size >= 4; size -= 4, p += 4)
+  {
+    v ^= *(const UInt32 *)p;
+    v =
+          table[0x300 + ((v      ) & 0xFF)]
+        ^ table[0x200 + ((v >>  8) & 0xFF)]
+        ^ table[0x100 + ((v >> 16) & 0xFF)]
+        ^ table[0x000 + ((v >> 24))];
+  }
+  for (; size > 0; size--, p++)
+    v = CRC_UPDATE_BYTE_2(v, *p);
+  return v;
+}
+
+UInt32 MY_FAST_CALL CrcUpdateT8(UInt32 v, const void *data, size_t size, const UInt32 *table)
+{
+  const Byte *p = (const Byte *)data;
+  for (; size > 0 && ((unsigned)(ptrdiff_t)p & 7) != 0; size--, p++)
+    v = CRC_UPDATE_BYTE_2(v, *p);
+  for (; size >= 8; size -= 8, p += 8)
+  {
+    UInt32 d;
+    v ^= *(const UInt32 *)p;
+    v =
+          table[0x700 + ((v      ) & 0xFF)]
+        ^ table[0x600 + ((v >>  8) & 0xFF)]
+        ^ table[0x500 + ((v >> 16) & 0xFF)]
+        ^ table[0x400 + ((v >> 24))];
+    d = *((const UInt32 *)p + 1);
+    v ^=
+          table[0x300 + ((d      ) & 0xFF)]
+        ^ table[0x200 + ((d >>  8) & 0xFF)]
+        ^ table[0x100 + ((d >> 16) & 0xFF)]
+        ^ table[0x000 + ((d >> 24))];
+  }
+  for (; size > 0; size--, p++)
+    v = CRC_UPDATE_BYTE_2(v, *p);
+  return v;
+}
+
+#endif
+
+
+#ifndef MY_CPU_LE
+
+#define CRC_UINT32_SWAP(v) ((v >> 24) | ((v >> 8) & 0xFF00) | ((v << 8) & 0xFF0000) | (v << 24))
+
+#define CRC_UPDATE_BYTE_2_BE(crc, b) (table[(((crc) >> 24) ^ (b))] ^ ((crc) << 8))
+
+UInt32 MY_FAST_CALL CrcUpdateT1_BeT4(UInt32 v, const void *data, size_t size, const UInt32 *table)
+{
+  const Byte *p = (const Byte *)data;
+  table += 0x100;
+  v = CRC_UINT32_SWAP(v);
+  for (; size > 0 && ((unsigned)(ptrdiff_t)p & 3) != 0; size--, p++)
+    v = CRC_UPDATE_BYTE_2_BE(v, *p);
+  for (; size >= 4; size -= 4, p += 4)
+  {
+    v ^= *(const UInt32 *)p;
+    v =
+          table[0x000 + ((v      ) & 0xFF)]
+        ^ table[0x100 + ((v >>  8) & 0xFF)]
+        ^ table[0x200 + ((v >> 16) & 0xFF)]
+        ^ table[0x300 + ((v >> 24))];
+  }
+  for (; size > 0; size--, p++)
+    v = CRC_UPDATE_BYTE_2_BE(v, *p);
+  return CRC_UINT32_SWAP(v);
+}
+
+UInt32 MY_FAST_CALL CrcUpdateT1_BeT8(UInt32 v, const void *data, size_t size, const UInt32 *table)
+{
+  const Byte *p = (const Byte *)data;
+  table += 0x100;
+  v = CRC_UINT32_SWAP(v);
+  for (; size > 0 && ((unsigned)(ptrdiff_t)p & 7) != 0; size--, p++)
+    v = CRC_UPDATE_BYTE_2_BE(v, *p);
+  for (; size >= 8; size -= 8, p += 8)
+  {
+    UInt32 d;
+    v ^= *(const UInt32 *)p;
+    v =
+          table[0x400 + ((v      ) & 0xFF)]
+        ^ table[0x500 + ((v >>  8) & 0xFF)]
+        ^ table[0x600 + ((v >> 16) & 0xFF)]
+        ^ table[0x700 + ((v >> 24))];
+    d = *((const UInt32 *)p + 1);
+    v ^=
+          table[0x000 + ((d      ) & 0xFF)]
+        ^ table[0x100 + ((d >>  8) & 0xFF)]
+        ^ table[0x200 + ((d >> 16) & 0xFF)]
+        ^ table[0x300 + ((d >> 24))];
+  }
+  for (; size > 0; size--, p++)
+    v = CRC_UPDATE_BYTE_2_BE(v, *p);
+  return CRC_UINT32_SWAP(v);
+}
+
+#endif

C/7zCrcT8.c

@@ -1,40 +0,0 @@
-/* 7zCrcT8.c */
-
-#include "7zCrc.h"
-
-#define kCrcPoly 0xEDB88320
-#define CRC_NUM_TABLES 8
-
-UInt32 g_CrcTable[256 * CRC_NUM_TABLES];
-
-void MY_FAST_CALL CrcGenerateTable()
-{
-  UInt32 i;
-  for (i = 0; i < 256; i++)
-  {
-    UInt32 r = i;
-    int j;
-    for (j = 0; j < 8; j++)
-      r = (r >> 1) ^ (kCrcPoly & ~((r & 1) - 1));
-    g_CrcTable[i] = r;
-  }
-  #if CRC_NUM_TABLES > 1
-  for (; i < 256 * CRC_NUM_TABLES; i++)
-  {
-    UInt32 r = g_CrcTable[i - 256];
-    g_CrcTable[i] = g_CrcTable[r & 0xFF] ^ (r >> 8);
-  }
-  #endif
-}
-
-UInt32 MY_FAST_CALL CrcUpdateT8(UInt32 v, const void *data, size_t size, const UInt32 *table);
-
-UInt32 MY_FAST_CALL CrcUpdate(UInt32 v, const void *data, size_t size)
-{
-  return CrcUpdateT8(v, data, size, g_CrcTable);
-}
-
-UInt32 MY_FAST_CALL CrcCalc(const void *data, size_t size)
-{
-  return CrcUpdateT8(CRC_INIT_VAL, data, size, g_CrcTable) ^ 0xFFFFFFFF;
-}

C/7zDec.c

@@ -0,0 +1,591 @@
+/* 7zDec.c -- Decoding from 7z folder
+2015-11-18 : Igor Pavlov : Public domain */
+
+#include "Precomp.h"
+
+#include <string.h>
+
+/* #define _7ZIP_PPMD_SUPPPORT */
+
+#include "7z.h"
+#include "7zCrc.h"
+
+#include "Bcj2.h"
+#include "Bra.h"
+#include "CpuArch.h"
+#include "Delta.h"
+#include "LzmaDec.h"
+#include "Lzma2Dec.h"
+#ifdef _7ZIP_PPMD_SUPPPORT
+#include "Ppmd7.h"
+#endif
+
+#define k_Copy 0
+#define k_Delta 3
+#define k_LZMA2 0x21
+#define k_LZMA  0x30101
+#define k_BCJ   0x3030103
+#define k_BCJ2  0x303011B
+#define k_PPC   0x3030205
+#define k_IA64  0x3030401
+#define k_ARM   0x3030501
+#define k_ARMT  0x3030701
+#define k_SPARC 0x3030805
+
+
+#ifdef _7ZIP_PPMD_SUPPPORT
+
+#define k_PPMD 0x30401
+
+typedef struct
+{
+  IByteIn p;
+  const Byte *cur;
+  const Byte *end;
+  const Byte *begin;
+  UInt64 processed;
+  Bool extra;
+  SRes res;
+  ILookInStream *inStream;
+} CByteInToLook;
+
+static Byte ReadByte(void *pp)
+{
+  CByteInToLook *p = (CByteInToLook *)pp;
+  if (p->cur != p->end)
+    return *p->cur++;
+  if (p->res == SZ_OK)
+  {
+    size_t size = p->cur - p->begin;
+    p->processed += size;
+    p->res = p->inStream->Skip(p->inStream, size);
+    size = (1 << 25);
+    p->res = p->inStream->Look(p->inStream, (const void **)&p->begin, &size);
+    p->cur = p->begin;
+    p->end = p->begin + size;
+    if (size != 0)
+      return *p->cur++;;
+  }
+  p->extra = True;
+  return 0;
+}
+
+static SRes SzDecodePpmd(const Byte *props, unsigned propsSize, UInt64 inSize, ILookInStream *inStream,
+    Byte *outBuffer, SizeT outSize, ISzAlloc *allocMain)
+{
+  CPpmd7 ppmd;
+  CByteInToLook s;
+  SRes res = SZ_OK;
+
+  s.p.Read = ReadByte;
+  s.inStream = inStream;
+  s.begin = s.end = s.cur = NULL;
+  s.extra = False;
+  s.res = SZ_OK;
+  s.processed = 0;
+
+  if (propsSize != 5)
+    return SZ_ERROR_UNSUPPORTED;
+
+  {
+    unsigned order = props[0];
+    UInt32 memSize = GetUi32(props + 1);
+    if (order < PPMD7_MIN_ORDER ||
+        order > PPMD7_MAX_ORDER ||
+        memSize < PPMD7_MIN_MEM_SIZE ||
+        memSize > PPMD7_MAX_MEM_SIZE)
+      return SZ_ERROR_UNSUPPORTED;
+    Ppmd7_Construct(&ppmd);
+    if (!Ppmd7_Alloc(&ppmd, memSize, allocMain))
+      return SZ_ERROR_MEM;
+    Ppmd7_Init(&ppmd, order);
+  }
+  {
+    CPpmd7z_RangeDec rc;
+    Ppmd7z_RangeDec_CreateVTable(&rc);
+    rc.Stream = &s.p;
+    if (!Ppmd7z_RangeDec_Init(&rc))
+      res = SZ_ERROR_DATA;
+    else if (s.extra)
+      res = (s.res != SZ_OK ? s.res : SZ_ERROR_DATA);
+    else
+    {
+      SizeT i;
+      for (i = 0; i < outSize; i++)
+      {
+        int sym = Ppmd7_DecodeSymbol(&ppmd, &rc.p);
+        if (s.extra || sym < 0)
+          break;
+        outBuffer[i] = (Byte)sym;
+      }
+      if (i != outSize)
+        res = (s.res != SZ_OK ? s.res : SZ_ERROR_DATA);
+      else if (s.processed + (s.cur - s.begin) != inSize || !Ppmd7z_RangeDec_IsFinishedOK(&rc))
+        res = SZ_ERROR_DATA;
+    }
+  }
+  Ppmd7_Free(&ppmd, allocMain);
+  return res;
+}
+
+#endif
+
+
+static SRes SzDecodeLzma(const Byte *props, unsigned propsSize, UInt64 inSize, ILookInStream *inStream,
+    Byte *outBuffer, SizeT outSize, ISzAlloc *allocMain)
+{
+  CLzmaDec state;
+  SRes res = SZ_OK;
+
+  LzmaDec_Construct(&state);
+  RINOK(LzmaDec_AllocateProbs(&state, props, propsSize, allocMain));
+  state.dic = outBuffer;
+  state.dicBufSize = outSize;
+  LzmaDec_Init(&state);
+
+  for (;;)
+  {
+    const void *inBuf = NULL;
+    size_t lookahead = (1 << 18);
+    if (lookahead > inSize)
+      lookahead = (size_t)inSize;
+    res = inStream->Look(inStream, &inBuf, &lookahead);
+    if (res != SZ_OK)
+      break;
+
+    {
+      SizeT inProcessed = (SizeT)lookahead, dicPos = state.dicPos;
+      ELzmaStatus status;
+      res = LzmaDec_DecodeToDic(&state, outSize, inBuf, &inProcessed, LZMA_FINISH_END, &status);
+      lookahead -= inProcessed;
+      inSize -= inProcessed;
+      if (res != SZ_OK)
+        break;
+
+      if (status == LZMA_STATUS_FINISHED_WITH_MARK)
+      {
+        if (outSize != state.dicPos || inSize != 0)
+          res = SZ_ERROR_DATA;
+        break;
+      }
+
+      if (outSize == state.dicPos && inSize == 0 && status == LZMA_STATUS_MAYBE_FINISHED_WITHOUT_MARK)
+        break;
+
+      if (inProcessed == 0 && dicPos == state.dicPos)
+      {
+        res = SZ_ERROR_DATA;
+        break;
+      }
+
+      res = inStream->Skip((void *)inStream, inProcessed);
+      if (res != SZ_OK)
+        break;
+    }
+  }
+
+  LzmaDec_FreeProbs(&state, allocMain);
+  return res;
+}
+
+
+#ifndef _7Z_NO_METHOD_LZMA2
+
+static SRes SzDecodeLzma2(const Byte *props, unsigned propsSize, UInt64 inSize, ILookInStream *inStream,
+    Byte *outBuffer, SizeT outSize, ISzAlloc *allocMain)
+{
+  CLzma2Dec state;
+  SRes res = SZ_OK;
+
+  Lzma2Dec_Construct(&state);
+  if (propsSize != 1)
+    return SZ_ERROR_DATA;
+  RINOK(Lzma2Dec_AllocateProbs(&state, props[0], allocMain));
+  state.decoder.dic = outBuffer;
+  state.decoder.dicBufSize = outSize;
+  Lzma2Dec_Init(&state);
+
+  for (;;)
+  {
+    const void *inBuf = NULL;
+    size_t lookahead = (1 << 18);
+    if (lookahead > inSize)
+      lookahead = (size_t)inSize;
+    res = inStream->Look(inStream, &inBuf, &lookahead);
+    if (res != SZ_OK)
+      break;
+
+    {
+      SizeT inProcessed = (SizeT)lookahead, dicPos = state.decoder.dicPos;
+      ELzmaStatus status;
+      res = Lzma2Dec_DecodeToDic(&state, outSize, inBuf, &inProcessed, LZMA_FINISH_END, &status);
+      lookahead -= inProcessed;
+      inSize -= inProcessed;
+      if (res != SZ_OK)
+        break;
+
+      if (status == LZMA_STATUS_FINISHED_WITH_MARK)
+      {
+        if (outSize != state.decoder.dicPos || inSize != 0)
+          res = SZ_ERROR_DATA;
+        break;
+      }
+
+      if (inProcessed == 0 && dicPos == state.decoder.dicPos)
+      {
+        res = SZ_ERROR_DATA;
+        break;
+      }
+
+      res = inStream->Skip((void *)inStream, inProcessed);
+      if (res != SZ_OK)
+        break;
+    }
+  }
+
+  Lzma2Dec_FreeProbs(&state, allocMain);
+  return res;
+}
+
+#endif
+
+
+static SRes SzDecodeCopy(UInt64 inSize, ILookInStream *inStream, Byte *outBuffer)
+{
+  while (inSize > 0)
+  {
+    const void *inBuf;
+    size_t curSize = (1 << 18);
+    if (curSize > inSize)
+      curSize = (size_t)inSize;
+    RINOK(inStream->Look(inStream, &inBuf, &curSize));
+    if (curSize == 0)
+      return SZ_ERROR_INPUT_EOF;
+    memcpy(outBuffer, inBuf, curSize);
+    outBuffer += curSize;
+    inSize -= curSize;
+    RINOK(inStream->Skip((void *)inStream, curSize));
+  }
+  return SZ_OK;
+}
+
+static Bool IS_MAIN_METHOD(UInt32 m)
+{
+  switch (m)
+  {
+    case k_Copy:
+    case k_LZMA:
+    #ifndef _7Z_NO_METHOD_LZMA2
+    case k_LZMA2:
+    #endif
+    #ifdef _7ZIP_PPMD_SUPPPORT
+    case k_PPMD:
+    #endif
+      return True;
+  }
+  return False;
+}
+
+static Bool IS_SUPPORTED_CODER(const CSzCoderInfo *c)
+{
+  return
+      c->NumStreams == 1
+      /* && c->MethodID <= (UInt32)0xFFFFFFFF */
+      && IS_MAIN_METHOD((UInt32)c->MethodID);
+}
+
+#define IS_BCJ2(c) ((c)->MethodID == k_BCJ2 && (c)->NumStreams == 4)
+
+static SRes CheckSupportedFolder(const CSzFolder *f)
+{
+  if (f->NumCoders < 1 || f->NumCoders > 4)
+    return SZ_ERROR_UNSUPPORTED;
+  if (!IS_SUPPORTED_CODER(&f->Coders[0]))
+    return SZ_ERROR_UNSUPPORTED;
+  if (f->NumCoders == 1)
+  {
+    if (f->NumPackStreams != 1 || f->PackStreams[0] != 0 || f->NumBonds != 0)
+      return SZ_ERROR_UNSUPPORTED;
+    return SZ_OK;
+  }
+  
+  
+  #ifndef _7Z_NO_METHODS_FILTERS
+
+  if (f->NumCoders == 2)
+  {
+    const CSzCoderInfo *c = &f->Coders[1];
+    if (
+        /* c->MethodID > (UInt32)0xFFFFFFFF || */
+        c->NumStreams != 1
+        || f->NumPackStreams != 1
+        || f->PackStreams[0] != 0
+        || f->NumBonds != 1
+        || f->Bonds[0].InIndex != 1
+        || f->Bonds[0].OutIndex != 0)
+      return SZ_ERROR_UNSUPPORTED;
+    switch ((UInt32)c->MethodID)
+    {
+      case k_Delta:
+      case k_BCJ:
+      case k_PPC:
+      case k_IA64:
+      case k_SPARC:
+      case k_ARM:
+      case k_ARMT:
+        break;
+      default:
+        return SZ_ERROR_UNSUPPORTED;
+    }
+    return SZ_OK;
+  }
+
+  #endif
+
+  
+  if (f->NumCoders == 4)
+  {
+    if (!IS_SUPPORTED_CODER(&f->Coders[1])
+        || !IS_SUPPORTED_CODER(&f->Coders[2])
+        || !IS_BCJ2(&f->Coders[3]))
+      return SZ_ERROR_UNSUPPORTED;
+    if (f->NumPackStreams != 4
+        || f->PackStreams[0] != 2
+        || f->PackStreams[1] != 6
+        || f->PackStreams[2] != 1
+        || f->PackStreams[3] != 0
+        || f->NumBonds != 3
+        || f->Bonds[0].InIndex != 5 || f->Bonds[0].OutIndex != 0
+        || f->Bonds[1].InIndex != 4 || f->Bonds[1].OutIndex != 1
+        || f->Bonds[2].InIndex != 3 || f->Bonds[2].OutIndex != 2)
+      return SZ_ERROR_UNSUPPORTED;
+    return SZ_OK;
+  }
+  
+  return SZ_ERROR_UNSUPPORTED;
+}
+
+#define CASE_BRA_CONV(isa) case k_ ## isa: isa ## _Convert(outBuffer, outSize, 0, 0); break;
+
+static SRes SzFolder_Decode2(const CSzFolder *folder,
+    const Byte *propsData,
+    const UInt64 *unpackSizes,
+    const UInt64 *packPositions,
+    ILookInStream *inStream, UInt64 startPos,
+    Byte *outBuffer, SizeT outSize, ISzAlloc *allocMain,
+    Byte *tempBuf[])
+{
+  UInt32 ci;
+  SizeT tempSizes[3] = { 0, 0, 0};
+  SizeT tempSize3 = 0;
+  Byte *tempBuf3 = 0;
+
+  RINOK(CheckSupportedFolder(folder));
+
+  for (ci = 0; ci < folder->NumCoders; ci++)
+  {
+    const CSzCoderInfo *coder = &folder->Coders[ci];
+
+    if (IS_MAIN_METHOD((UInt32)coder->MethodID))
+    {
+      UInt32 si = 0;
+      UInt64 offset;
+      UInt64 inSize;
+      Byte *outBufCur = outBuffer;
+      SizeT outSizeCur = outSize;
+      if (folder->NumCoders == 4)
+      {
+        UInt32 indices[] = { 3, 2, 0 };
+        UInt64 unpackSize = unpackSizes[ci];
+        si = indices[ci];
+        if (ci < 2)
+        {
+          Byte *temp;
+          outSizeCur = (SizeT)unpackSize;
+          if (outSizeCur != unpackSize)
+            return SZ_ERROR_MEM;
+          temp = (Byte *)IAlloc_Alloc(allocMain, outSizeCur);
+          if (!temp && outSizeCur != 0)
+            return SZ_ERROR_MEM;
+          outBufCur = tempBuf[1 - ci] = temp;
+          tempSizes[1 - ci] = outSizeCur;
+        }
+        else if (ci == 2)
+        {
+          if (unpackSize > outSize) /* check it */
+            return SZ_ERROR_PARAM;
+          tempBuf3 = outBufCur = outBuffer + (outSize - (size_t)unpackSize);
+          tempSize3 = outSizeCur = (SizeT)unpackSize;
+        }
+        else
+          return SZ_ERROR_UNSUPPORTED;
+      }
+      offset = packPositions[si];
+      inSize = packPositions[si + 1] - offset;
+      RINOK(LookInStream_SeekTo(inStream, startPos + offset));
+
+      if (coder->MethodID == k_Copy)
+      {
+        if (inSize != outSizeCur) /* check it */
+          return SZ_ERROR_DATA;
+        RINOK(SzDecodeCopy(inSize, inStream, outBufCur));
+      }
+      else if (coder->MethodID == k_LZMA)
+      {
+        RINOK(SzDecodeLzma(propsData + coder->PropsOffset, coder->PropsSize, inSize, inStream, outBufCur, outSizeCur, allocMain));
+      }
+      #ifndef _7Z_NO_METHOD_LZMA2
+      else if (coder->MethodID == k_LZMA2)
+      {
+        RINOK(SzDecodeLzma2(propsData + coder->PropsOffset, coder->PropsSize, inSize, inStream, outBufCur, outSizeCur, allocMain));
+      }
+      #endif
+      #ifdef _7ZIP_PPMD_SUPPPORT
+      else if (coder->MethodID == k_PPMD)
+      {
+        RINOK(SzDecodePpmd(propsData + coder->PropsOffset, coder->PropsSize, inSize, inStream, outBufCur, outSizeCur, allocMain));
+      }
+      #endif
+      else
+        return SZ_ERROR_UNSUPPORTED;
+    }
+    else if (coder->MethodID == k_BCJ2)
+    {
+      UInt64 offset = packPositions[1];
+      UInt64 s3Size = packPositions[2] - offset;
+      
+      if (ci != 3)
+        return SZ_ERROR_UNSUPPORTED;
+      
+      tempSizes[2] = (SizeT)s3Size;
+      if (tempSizes[2] != s3Size)
+        return SZ_ERROR_MEM;
+      tempBuf[2] = (Byte *)IAlloc_Alloc(allocMain, tempSizes[2]);
+      if (!tempBuf[2] && tempSizes[2] != 0)
+        return SZ_ERROR_MEM;
+      
+      RINOK(LookInStream_SeekTo(inStream, startPos + offset));
+      RINOK(SzDecodeCopy(s3Size, inStream, tempBuf[2]));
+
+      if ((tempSizes[0] & 3) != 0 ||
+          (tempSizes[1] & 3) != 0 ||
+          tempSize3 + tempSizes[0] + tempSizes[1] != outSize)
+        return SZ_ERROR_DATA;
+
+      {
+        CBcj2Dec p;
+        
+        p.bufs[0] = tempBuf3;   p.lims[0] = tempBuf3 + tempSize3;
+        p.bufs[1] = tempBuf[0]; p.lims[1] = tempBuf[0] + tempSizes[0];
+        p.bufs[2] = tempBuf[1]; p.lims[2] = tempBuf[1] + tempSizes[1];
+        p.bufs[3] = tempBuf[2]; p.lims[3] = tempBuf[2] + tempSizes[2];
+        
+        p.dest = outBuffer;
+        p.destLim = outBuffer + outSize;
+        
+        Bcj2Dec_Init(&p);
+        RINOK(Bcj2Dec_Decode(&p));
+
+        {
+          unsigned i;
+          for (i = 0; i < 4; i++)
+            if (p.bufs[i] != p.lims[i])
+              return SZ_ERROR_DATA;
+          
+          if (!Bcj2Dec_IsFinished(&p))
+            return SZ_ERROR_DATA;
+
+          if (p.dest != p.destLim
+             || p.state != BCJ2_STREAM_MAIN)
+            return SZ_ERROR_DATA;
+        }
+      }
+    }
+    #ifndef _7Z_NO_METHODS_FILTERS
+    else if (ci == 1)
+    {
+      if (coder->MethodID == k_Delta)
+      {
+        if (coder->PropsSize != 1)
+          return SZ_ERROR_UNSUPPORTED;
+        {
+          Byte state[DELTA_STATE_SIZE];
+          Delta_Init(state);
+          Delta_Decode(state, (unsigned)(propsData[coder->PropsOffset]) + 1, outBuffer, outSize);
+        }
+      }
+      else
+      {
+        if (coder->PropsSize != 0)
+          return SZ_ERROR_UNSUPPORTED;
+        switch (coder->MethodID)
+        {
+          case k_BCJ:
+          {
+            UInt32 state;
+            x86_Convert_Init(state);
+            x86_Convert(outBuffer, outSize, 0, &state, 0);
+            break;
+          }
+          CASE_BRA_CONV(PPC)
+          CASE_BRA_CONV(IA64)
+          CASE_BRA_CONV(SPARC)
+          CASE_BRA_CONV(ARM)
+          CASE_BRA_CONV(ARMT)
+          default:
+            return SZ_ERROR_UNSUPPORTED;
+        }
+      }
+    }
+    #endif
+    else
+      return SZ_ERROR_UNSUPPORTED;
+  }
+
+  return SZ_OK;
+}
+
+
+SRes SzAr_DecodeFolder(const CSzAr *p, UInt32 folderIndex,
+    ILookInStream *inStream, UInt64 startPos,
+    Byte *outBuffer, size_t outSize,
+    ISzAlloc *allocMain)
+{
+  SRes res;
+  CSzFolder folder;
+  CSzData sd;
+  
+  const Byte *data = p->CodersData + p->FoCodersOffsets[folderIndex];
+  sd.Data = data;
+  sd.Size = p->FoCodersOffsets[folderIndex + 1] - p->FoCodersOffsets[folderIndex];
+  
+  res = SzGetNextFolderItem(&folder, &sd);
+  
+  if (res != SZ_OK)
+    return res;
+
+  if (sd.Size != 0
+      || folder.UnpackStream != p->FoToMainUnpackSizeIndex[folderIndex]
+      || outSize != SzAr_GetFolderUnpackSize(p, folderIndex))
+    return SZ_ERROR_FAIL;
+  {
+    unsigned i;
+    Byte *tempBuf[3] = { 0, 0, 0};
+
+    res = SzFolder_Decode2(&folder, data,
+        &p->CoderUnpackSizes[p->FoToCoderUnpackSizes[folderIndex]],
+        p->PackPositions + p->FoStartPackStreamIndex[folderIndex],
+        inStream, startPos,
+        outBuffer, (SizeT)outSize, allocMain, tempBuf);
+    
+    for (i = 0; i < 3; i++)
+      IAlloc_Free(allocMain, tempBuf[i]);
+
+    if (res == SZ_OK)
+      if (SzBitWithVals_Check(&p->FolderCRCs, folderIndex))
+        if (CrcCalc(outBuffer, outSize) != p->FolderCRCs.Vals[folderIndex])
+          res = SZ_ERROR_CRC;
+
+    return res;
+  }
+}

C/7zFile.c

@@ -0,0 +1,286 @@
+/* 7zFile.c -- File IO
+2009-11-24 : Igor Pavlov : Public domain */
+
+#include "Precomp.h"
+
+#include "7zFile.h"
+
+#ifndef USE_WINDOWS_FILE
+
+#ifndef UNDER_CE
+#include <errno.h>
+#endif
+
+#else
+
+/*
+   ReadFile and WriteFile functions in Windows have BUG:
+   If you Read or Write 64MB or more (probably min_failure_size = 64MB - 32KB + 1)
+   from/to Network file, it returns ERROR_NO_SYSTEM_RESOURCES
+   (Insufficient system resources exist to complete the requested service).
+   Probably in some version of Windows there are problems with other sizes:
+   for 32 MB (maybe also for 16 MB).
+   And message can be "Network connection was lost"
+*/
+
+#define kChunkSizeMax (1 << 22)
+
+#endif
+
+void File_Construct(CSzFile *p)
+{
+  #ifdef USE_WINDOWS_FILE
+  p->handle = INVALID_HANDLE_VALUE;
+  #else
+  p->file = NULL;
+  #endif
+}
+
+#if !defined(UNDER_CE) || !defined(USE_WINDOWS_FILE)
+static WRes File_Open(CSzFile *p, const char *name, int writeMode)
+{
+  #ifdef USE_WINDOWS_FILE
+  p->handle = CreateFileA(name,
+      writeMode ? GENERIC_WRITE : GENERIC_READ,
+      FILE_SHARE_READ, NULL,
+      writeMode ? CREATE_ALWAYS : OPEN_EXISTING,
+      FILE_ATTRIBUTE_NORMAL, NULL);
+  return (p->handle != INVALID_HANDLE_VALUE) ? 0 : GetLastError();
+  #else
+  p->file = fopen(name, writeMode ? "wb+" : "rb");
+  return (p->file != 0) ? 0 :
+    #ifdef UNDER_CE
+    2; /* ENOENT */
+    #else
+    errno;
+    #endif
+  #endif
+}
+
+WRes InFile_Open(CSzFile *p, const char *name) { return File_Open(p, name, 0); }
+WRes OutFile_Open(CSzFile *p, const char *name) { return File_Open(p, name, 1); }
+#endif
+
+#ifdef USE_WINDOWS_FILE
+static WRes File_OpenW(CSzFile *p, const WCHAR *name, int writeMode)
+{
+  p->handle = CreateFileW(name,
+      writeMode ? GENERIC_WRITE : GENERIC_READ,
+      FILE_SHARE_READ, NULL,
+      writeMode ? CREATE_ALWAYS : OPEN_EXISTING,
+      FILE_ATTRIBUTE_NORMAL, NULL);
+  return (p->handle != INVALID_HANDLE_VALUE) ? 0 : GetLastError();
+}
+WRes InFile_OpenW(CSzFile *p, const WCHAR *name) { return File_OpenW(p, name, 0); }
+WRes OutFile_OpenW(CSzFile *p, const WCHAR *name) { return File_OpenW(p, name, 1); }
+#endif
+
+WRes File_Close(CSzFile *p)
+{
+  #ifdef USE_WINDOWS_FILE
+  if (p->handle != INVALID_HANDLE_VALUE)
+  {
+    if (!CloseHandle(p->handle))
+      return GetLastError();
+    p->handle = INVALID_HANDLE_VALUE;
+  }
+  #else
+  if (p->file != NULL)
+  {
+    int res = fclose(p->file);
+    if (res != 0)
+      return res;
+    p->file = NULL;
+  }
+  #endif
+  return 0;
+}
+
+WRes File_Read(CSzFile *p, void *data, size_t *size)
+{
+  size_t originalSize = *size;
+  if (originalSize == 0)
+    return 0;
+
+  #ifdef USE_WINDOWS_FILE
+
+  *size = 0;
+  do
+  {
+    DWORD curSize = (originalSize > kChunkSizeMax) ? kChunkSizeMax : (DWORD)originalSize;
+    DWORD processed = 0;
+    BOOL res = ReadFile(p->handle, data, curSize, &processed, NULL);
+    data = (void *)((Byte *)data + processed);
+    originalSize -= processed;
+    *size += processed;
+    if (!res)
+      return GetLastError();
+    if (processed == 0)
+      break;
+  }
+  while (originalSize > 0);
+  return 0;
+
+  #else
+  
+  *size = fread(data, 1, originalSize, p->file);
+  if (*size == originalSize)
+    return 0;
+  return ferror(p->file);
+  
+  #endif
+}
+
+WRes File_Write(CSzFile *p, const void *data, size_t *size)
+{
+  size_t originalSize = *size;
+  if (originalSize == 0)
+    return 0;
+  
+  #ifdef USE_WINDOWS_FILE
+
+  *size = 0;
+  do
+  {
+    DWORD curSize = (originalSize > kChunkSizeMax) ? kChunkSizeMax : (DWORD)originalSize;
+    DWORD processed = 0;
+    BOOL res = WriteFile(p->handle, data, curSize, &processed, NULL);
+    data = (void *)((Byte *)data + processed);
+    originalSize -= processed;
+    *size += processed;
+    if (!res)
+      return GetLastError();
+    if (processed == 0)
+      break;
+  }
+  while (originalSize > 0);
+  return 0;
+
+  #else
+
+  *size = fwrite(data, 1, originalSize, p->file);
+  if (*size == originalSize)
+    return 0;
+  return ferror(p->file);
+  
+  #endif
+}
+
+WRes File_Seek(CSzFile *p, Int64 *pos, ESzSeek origin)
+{
+  #ifdef USE_WINDOWS_FILE
+
+  LARGE_INTEGER value;
+  DWORD moveMethod;
+  value.LowPart = (DWORD)*pos;
+  value.HighPart = (LONG)((UInt64)*pos >> 16 >> 16); /* for case when UInt64 is 32-bit only */
+  switch (origin)
+  {
+    case SZ_SEEK_SET: moveMethod = FILE_BEGIN; break;
+    case SZ_SEEK_CUR: moveMethod = FILE_CURRENT; break;
+    case SZ_SEEK_END: moveMethod = FILE_END; break;
+    default: return ERROR_INVALID_PARAMETER;
+  }
+  value.LowPart = SetFilePointer(p->handle, value.LowPart, &value.HighPart, moveMethod);
+  if (value.LowPart == 0xFFFFFFFF)
+  {
+    WRes res = GetLastError();
+    if (res != NO_ERROR)
+      return res;
+  }
+  *pos = ((Int64)value.HighPart << 32) | value.LowPart;
+  return 0;
+
+  #else
+  
+  int moveMethod;
+  int res;
+  switch (origin)
+  {
+    case SZ_SEEK_SET: moveMethod = SEEK_SET; break;
+    case SZ_SEEK_CUR: moveMethod = SEEK_CUR; break;
+    case SZ_SEEK_END: moveMethod = SEEK_END; break;
+    default: return 1;
+  }
+  res = fseek(p->file, (long)*pos, moveMethod);
+  *pos = ftell(p->file);
+  return res;
+  
+  #endif
+}
+
+WRes File_GetLength(CSzFile *p, UInt64 *length)
+{
+  #ifdef USE_WINDOWS_FILE
+  
+  DWORD sizeHigh;
+  DWORD sizeLow = GetFileSize(p->handle, &sizeHigh);
+  if (sizeLow == 0xFFFFFFFF)
+  {
+    DWORD res = GetLastError();
+    if (res != NO_ERROR)
+      return res;
+  }
+  *length = (((UInt64)sizeHigh) << 32) + sizeLow;
+  return 0;
+  
+  #else
+  
+  long pos = ftell(p->file);
+  int res = fseek(p->file, 0, SEEK_END);
+  *length = ftell(p->file);
+  fseek(p->file, pos, SEEK_SET);
+  return res;
+  
+  #endif
+}
+
+
+/* ---------- FileSeqInStream ---------- */
+
+static SRes FileSeqInStream_Read(void *pp, void *buf, size_t *size)
+{
+  CFileSeqInStream *p = (CFileSeqInStream *)pp;
+  return File_Read(&p->file, buf, size) == 0 ? SZ_OK : SZ_ERROR_READ;
+}
+
+void FileSeqInStream_CreateVTable(CFileSeqInStream *p)
+{
+  p->s.Read = FileSeqInStream_Read;
+}
+
+
+/* ---------- FileInStream ---------- */
+
+static SRes FileInStream_Read(void *pp, void *buf, size_t *size)
+{
+  CFileInStream *p = (CFileInStream *)pp;
+  return (File_Read(&p->file, buf, size) == 0) ? SZ_OK : SZ_ERROR_READ;
+}
+
+static SRes FileInStream_Seek(void *pp, Int64 *pos, ESzSeek origin)
+{
+  CFileInStream *p = (CFileInStream *)pp;
+  return File_Seek(&p->file, pos, origin);
+}
+
+void FileInStream_CreateVTable(CFileInStream *p)
+{
+  p->s.Read = FileInStream_Read;
+  p->s.Seek = FileInStream_Seek;
+}
+
+
+/* ---------- FileOutStream ---------- */
+
+static size_t FileOutStream_Write(void *pp, const void *data, size_t size)
+{
+  CFileOutStream *p = (CFileOutStream *)pp;
+  File_Write(&p->file, data, &size);
+  return size;
+}
+
+void FileOutStream_CreateVTable(CFileOutStream *p)
+{
+  p->s.Write = FileOutStream_Write;
+}

C/7zFile.h

@@ -0,0 +1,83 @@
+/* 7zFile.h -- File IO
+2013-01-18 : Igor Pavlov : Public domain */
+
+#ifndef __7Z_FILE_H
+#define __7Z_FILE_H
+
+#ifdef _WIN32
+#define USE_WINDOWS_FILE
+#endif
+
+#ifdef USE_WINDOWS_FILE
+#include <windows.h>
+#else
+#include <stdio.h>
+#endif
+
+#include "7zTypes.h"
+
+EXTERN_C_BEGIN
+
+/* ---------- File ---------- */
+
+typedef struct
+{
+  #ifdef USE_WINDOWS_FILE
+  HANDLE handle;
+  #else
+  FILE *file;
+  #endif
+} CSzFile;
+
+void File_Construct(CSzFile *p);
+#if !defined(UNDER_CE) || !defined(USE_WINDOWS_FILE)
+WRes InFile_Open(CSzFile *p, const char *name);
+WRes OutFile_Open(CSzFile *p, const char *name);
+#endif
+#ifdef USE_WINDOWS_FILE
+WRes InFile_OpenW(CSzFile *p, const WCHAR *name);
+WRes OutFile_OpenW(CSzFile *p, const WCHAR *name);
+#endif
+WRes File_Close(CSzFile *p);
+
+/* reads max(*size, remain file's size) bytes */
+WRes File_Read(CSzFile *p, void *data, size_t *size);
+
+/* writes *size bytes */
+WRes File_Write(CSzFile *p, const void *data, size_t *size);
+
+WRes File_Seek(CSzFile *p, Int64 *pos, ESzSeek origin);
+WRes File_GetLength(CSzFile *p, UInt64 *length);
+
+
+/* ---------- FileInStream ---------- */
+
+typedef struct
+{
+  ISeqInStream s;
+  CSzFile file;
+} CFileSeqInStream;
+
+void FileSeqInStream_CreateVTable(CFileSeqInStream *p);
+
+
+typedef struct
+{
+  ISeekInStream s;
+  CSzFile file;
+} CFileInStream;
+
+void FileInStream_CreateVTable(CFileInStream *p);
+
+
+typedef struct
+{
+  ISeqOutStream s;
+  CSzFile file;
+} CFileOutStream;
+
+void FileOutStream_CreateVTable(CFileOutStream *p);
+
+EXTERN_C_END
+
+#endif

C/7zStream.c

@@ -0,0 +1,171 @@
+/* 7zStream.c -- 7z Stream functions
+2013-11-12 : Igor Pavlov : Public domain */
+
+#include "Precomp.h"
+
+#include <string.h>
+
+#include "7zTypes.h"
+
+SRes SeqInStream_Read2(ISeqInStream *stream, void *buf, size_t size, SRes errorType)
+{
+  while (size != 0)
+  {
+    size_t processed = size;
+    RINOK(stream->Read(stream, buf, &processed));
+    if (processed == 0)
+      return errorType;
+    buf = (void *)((Byte *)buf + processed);
+    size -= processed;
+  }
+  return SZ_OK;
+}
+
+SRes SeqInStream_Read(ISeqInStream *stream, void *buf, size_t size)
+{
+  return SeqInStream_Read2(stream, buf, size, SZ_ERROR_INPUT_EOF);
+}
+
+SRes SeqInStream_ReadByte(ISeqInStream *stream, Byte *buf)
+{
+  size_t processed = 1;
+  RINOK(stream->Read(stream, buf, &processed));
+  return (processed == 1) ? SZ_OK : SZ_ERROR_INPUT_EOF;
+}
+
+SRes LookInStream_SeekTo(ILookInStream *stream, UInt64 offset)
+{
+  Int64 t = offset;
+  return stream->Seek(stream, &t, SZ_SEEK_SET);
+}
+
+SRes LookInStream_LookRead(ILookInStream *stream, void *buf, size_t *size)
+{
+  const void *lookBuf;
+  if (*size == 0)
+    return SZ_OK;
+  RINOK(stream->Look(stream, &lookBuf, size));
+  memcpy(buf, lookBuf, *size);
+  return stream->Skip(stream, *size);
+}
+
+SRes LookInStream_Read2(ILookInStream *stream, void *buf, size_t size, SRes errorType)
+{
+  while (size != 0)
+  {
+    size_t processed = size;
+    RINOK(stream->Read(stream, buf, &processed));
+    if (processed == 0)
+      return errorType;
+    buf = (void *)((Byte *)buf + processed);
+    size -= processed;
+  }
+  return SZ_OK;
+}
+
+SRes LookInStream_Read(ILookInStream *stream, void *buf, size_t size)
+{
+  return LookInStream_Read2(stream, buf, size, SZ_ERROR_INPUT_EOF);
+}
+
+static SRes LookToRead_Look_Lookahead(void *pp, const void **buf, size_t *size)
+{
+  SRes res = SZ_OK;
+  CLookToRead *p = (CLookToRead *)pp;
+  size_t size2 = p->size - p->pos;
+  if (size2 == 0 && *size > 0)
+  {
+    p->pos = 0;
+    size2 = LookToRead_BUF_SIZE;
+    res = p->realStream->Read(p->realStream, p->buf, &size2);
+    p->size = size2;
+  }
+  if (size2 < *size)
+    *size = size2;
+  *buf = p->buf + p->pos;
+  return res;
+}
+
+static SRes LookToRead_Look_Exact(void *pp, const void **buf, size_t *size)
+{
+  SRes res = SZ_OK;
+  CLookToRead *p = (CLookToRead *)pp;
+  size_t size2 = p->size - p->pos;
+  if (size2 == 0 && *size > 0)
+  {
+    p->pos = 0;
+    if (*size > LookToRead_BUF_SIZE)
+      *size = LookToRead_BUF_SIZE;
+    res = p->realStream->Read(p->realStream, p->buf, size);
+    size2 = p->size = *size;
+  }
+  if (size2 < *size)
+    *size = size2;
+  *buf = p->buf + p->pos;
+  return res;
+}
+
+static SRes LookToRead_Skip(void *pp, size_t offset)
+{
+  CLookToRead *p = (CLookToRead *)pp;
+  p->pos += offset;
+  return SZ_OK;
+}
+
+static SRes LookToRead_Read(void *pp, void *buf, size_t *size)
+{
+  CLookToRead *p = (CLookToRead *)pp;
+  size_t rem = p->size - p->pos;
+  if (rem == 0)
+    return p->realStream->Read(p->realStream, buf, size);
+  if (rem > *size)
+    rem = *size;
+  memcpy(buf, p->buf + p->pos, rem);
+  p->pos += rem;
+  *size = rem;
+  return SZ_OK;
+}
+
+static SRes LookToRead_Seek(void *pp, Int64 *pos, ESzSeek origin)
+{
+  CLookToRead *p = (CLookToRead *)pp;
+  p->pos = p->size = 0;
+  return p->realStream->Seek(p->realStream, pos, origin);
+}
+
+void LookToRead_CreateVTable(CLookToRead *p, int lookahead)
+{
+  p->s.Look = lookahead ?
+      LookToRead_Look_Lookahead :
+      LookToRead_Look_Exact;
+  p->s.Skip = LookToRead_Skip;
+  p->s.Read = LookToRead_Read;
+  p->s.Seek = LookToRead_Seek;
+}
+
+void LookToRead_Init(CLookToRead *p)
+{
+  p->pos = p->size = 0;
+}
+
+static SRes SecToLook_Read(void *pp, void *buf, size_t *size)
+{
+  CSecToLook *p = (CSecToLook *)pp;
+  return LookInStream_LookRead(p->realStream, buf, size);
+}
+
+void SecToLook_CreateVTable(CSecToLook *p)
+{
+  p->s.Read = SecToLook_Read;
+}
+
+static SRes SecToRead_Read(void *pp, void *buf, size_t *size)
+{
+  CSecToRead *p = (CSecToRead *)pp;
+  return p->realStream->Read(p->realStream, buf, size);
+}
+
+void SecToRead_CreateVTable(CSecToRead *p)
+{
+  p->s.Read = SecToRead_Read;
+}

C/7zTypes.h

@@ -0,0 +1,256 @@
+/* 7zTypes.h -- Basic types
+2013-11-12 : Igor Pavlov : Public domain */
+
+#ifndef __7Z_TYPES_H
+#define __7Z_TYPES_H
+
+#ifdef _WIN32
+/* #include <windows.h> */
+#endif
+
+#include <stddef.h>
+
+#ifndef EXTERN_C_BEGIN
+#ifdef __cplusplus
+#define EXTERN_C_BEGIN extern "C" {
+#define EXTERN_C_END }
+#else
+#define EXTERN_C_BEGIN
+#define EXTERN_C_END
+#endif
+#endif
+
+EXTERN_C_BEGIN
+
+#define SZ_OK 0
+
+#define SZ_ERROR_DATA 1
+#define SZ_ERROR_MEM 2
+#define SZ_ERROR_CRC 3
+#define SZ_ERROR_UNSUPPORTED 4
+#define SZ_ERROR_PARAM 5
+#define SZ_ERROR_INPUT_EOF 6
+#define SZ_ERROR_OUTPUT_EOF 7
+#define SZ_ERROR_READ 8
+#define SZ_ERROR_WRITE 9
+#define SZ_ERROR_PROGRESS 10
+#define SZ_ERROR_FAIL 11
+#define SZ_ERROR_THREAD 12
+
+#define SZ_ERROR_ARCHIVE 16
+#define SZ_ERROR_NO_ARCHIVE 17
+
+typedef int SRes;
+
+#ifdef _WIN32
+/* typedef DWORD WRes; */
+typedef unsigned WRes;
+#else
+typedef int WRes;
+#endif
+
+#ifndef RINOK
+#define RINOK(x) { int __result__ = (x); if (__result__ != 0) return __result__; }
+#endif
+
+typedef unsigned char Byte;
+typedef short Int16;
+typedef unsigned short UInt16;
+
+#ifdef _LZMA_UINT32_IS_ULONG
+typedef long Int32;
+typedef unsigned long UInt32;
+#else
+typedef int Int32;
+typedef unsigned int UInt32;
+#endif
+
+#ifdef _SZ_NO_INT_64
+
+/* define _SZ_NO_INT_64, if your compiler doesn't support 64-bit integers.
+   NOTES: Some code will work incorrectly in that case! */
+
+typedef long Int64;
+typedef unsigned long UInt64;
+
+#else
+
+#if defined(_MSC_VER) || defined(__BORLANDC__)
+typedef __int64 Int64;
+typedef unsigned __int64 UInt64;
+#define UINT64_CONST(n) n
+#else
+typedef long long int Int64;
+typedef unsigned long long int UInt64;
+#define UINT64_CONST(n) n ## ULL
+#endif
+
+#endif
+
+#ifdef _LZMA_NO_SYSTEM_SIZE_T
+typedef UInt32 SizeT;
+#else
+typedef size_t SizeT;
+#endif
+
+typedef int Bool;
+#define True 1
+#define False 0
+
+
+#ifdef _WIN32
+#define MY_STD_CALL __stdcall
+#else
+#define MY_STD_CALL
+#endif
+
+#ifdef _MSC_VER
+
+#if _MSC_VER >= 1300
+#define MY_NO_INLINE __declspec(noinline)
+#else
+#define MY_NO_INLINE
+#endif
+
+#define MY_CDECL __cdecl
+#define MY_FAST_CALL __fastcall
+
+#else
+
+#define MY_NO_INLINE
+#define MY_CDECL
+#define MY_FAST_CALL
+
+#endif
+
+
+/* The following interfaces use first parameter as pointer to structure */
+
+typedef struct
+{
+  Byte (*Read)(void *p); /* reads one byte, returns 0 in case of EOF or error */
+} IByteIn;
+
+typedef struct
+{
+  void (*Write)(void *p, Byte b);
+} IByteOut;
+
+typedef struct
+{
+  SRes (*Read)(void *p, void *buf, size_t *size);
+    /* if (input(*size) != 0 && output(*size) == 0) means end_of_stream.
+       (output(*size) < input(*size)) is allowed */
+} ISeqInStream;
+
+/* it can return SZ_ERROR_INPUT_EOF */
+SRes SeqInStream_Read(ISeqInStream *stream, void *buf, size_t size);
+SRes SeqInStream_Read2(ISeqInStream *stream, void *buf, size_t size, SRes errorType);
+SRes SeqInStream_ReadByte(ISeqInStream *stream, Byte *buf);
+
+typedef struct
+{
+  size_t (*Write)(void *p, const void *buf, size_t size);
+    /* Returns: result - the number of actually written bytes.
+       (result < size) means error */
+} ISeqOutStream;
+
+typedef enum
+{
+  SZ_SEEK_SET = 0,
+  SZ_SEEK_CUR = 1,
+  SZ_SEEK_END = 2
+} ESzSeek;
+
+typedef struct
+{
+  SRes (*Read)(void *p, void *buf, size_t *size);  /* same as ISeqInStream::Read */
+  SRes (*Seek)(void *p, Int64 *pos, ESzSeek origin);
+} ISeekInStream;
+
+typedef struct
+{
+  SRes (*Look)(void *p, const void **buf, size_t *size);
+    /* if (input(*size) != 0 && output(*size) == 0) means end_of_stream.
+       (output(*size) > input(*size)) is not allowed
+       (output(*size) < input(*size)) is allowed */
+  SRes (*Skip)(void *p, size_t offset);
+    /* offset must be <= output(*size) of Look */
+
+  SRes (*Read)(void *p, void *buf, size_t *size);
+    /* reads directly (without buffer). It's same as ISeqInStream::Read */
+  SRes (*Seek)(void *p, Int64 *pos, ESzSeek origin);
+} ILookInStream;
+
+SRes LookInStream_LookRead(ILookInStream *stream, void *buf, size_t *size);
+SRes LookInStream_SeekTo(ILookInStream *stream, UInt64 offset);
+
+/* reads via ILookInStream::Read */
+SRes LookInStream_Read2(ILookInStream *stream, void *buf, size_t size, SRes errorType);
+SRes LookInStream_Read(ILookInStream *stream, void *buf, size_t size);
+
+#define LookToRead_BUF_SIZE (1 << 14)
+
+typedef struct
+{
+  ILookInStream s;
+  ISeekInStream *realStream;
+  size_t pos;
+  size_t size;
+  Byte buf[LookToRead_BUF_SIZE];
+} CLookToRead;
+
+void LookToRead_CreateVTable(CLookToRead *p, int lookahead);
+void LookToRead_Init(CLookToRead *p);
+
+typedef struct
+{
+  ISeqInStream s;
+  ILookInStream *realStream;
+} CSecToLook;
+
+void SecToLook_CreateVTable(CSecToLook *p);
+
+typedef struct
+{
+  ISeqInStream s;
+  ILookInStream *realStream;
+} CSecToRead;
+
+void SecToRead_CreateVTable(CSecToRead *p);
+
+typedef struct
+{
+  SRes (*Progress)(void *p, UInt64 inSize, UInt64 outSize);
+    /* Returns: result. (result != SZ_OK) means break.
+       Value (UInt64)(Int64)-1 for size means unknown value. */
+} ICompressProgress;
+
+typedef struct
+{
+  void *(*Alloc)(void *p, size_t size);
+  void (*Free)(void *p, void *address); /* address can be 0 */
+} ISzAlloc;
+
+#define IAlloc_Alloc(p, size) (p)->Alloc((p), size)
+#define IAlloc_Free(p, a) (p)->Free((p), a)
+
+#ifdef _WIN32
+
+#define CHAR_PATH_SEPARATOR '\\'
+#define WCHAR_PATH_SEPARATOR L'\\'
+#define STRING_PATH_SEPARATOR "\\"
+#define WSTRING_PATH_SEPARATOR L"\\"
+
+#else
+
+#define CHAR_PATH_SEPARATOR '/'
+#define WCHAR_PATH_SEPARATOR L'/'
+#define STRING_PATH_SEPARATOR "/"
+#define WSTRING_PATH_SEPARATOR L"/"
+
+#endif
+
+EXTERN_C_END
+
+#endif

C/7zVersion.h

@@ -0,0 +1,19 @@
+#define MY_VER_MAJOR 16
+#define MY_VER_MINOR 02
+#define MY_VER_BUILD 0
+#define MY_VERSION_NUMBERS "16.02"
+#define MY_VERSION "16.02"
+#define MY_DATE "2016-05-21"
+#undef MY_COPYRIGHT
+#undef MY_VERSION_COPYRIGHT_DATE
+#define MY_AUTHOR_NAME "Igor Pavlov"
+#define MY_COPYRIGHT_PD "Igor Pavlov : Public domain"
+#define MY_COPYRIGHT_CR "Copyright (c) 1999-2016 Igor Pavlov"
+
+#ifdef USE_COPYRIGHT_CR
+  #define MY_COPYRIGHT MY_COPYRIGHT_CR
+#else
+  #define MY_COPYRIGHT MY_COPYRIGHT_PD
+#endif
+
+#define MY_VERSION_COPYRIGHT_DATE MY_VERSION " : " MY_COPYRIGHT " : " MY_DATE

C/7zVersion.rc

@@ -0,0 +1,55 @@
+#define MY_VS_FFI_FILEFLAGSMASK  0x0000003FL
+#define MY_VOS_NT_WINDOWS32  0x00040004L
+#define MY_VOS_CE_WINDOWS32  0x00050004L
+
+#define MY_VFT_APP  0x00000001L
+#define MY_VFT_DLL  0x00000002L
+
+// #include <WinVer.h>
+
+#ifndef MY_VERSION
+#include "7zVersion.h"
+#endif
+
+#define MY_VER MY_VER_MAJOR,MY_VER_MINOR,MY_VER_BUILD,0
+
+#ifdef DEBUG
+#define DBG_FL VS_FF_DEBUG
+#else
+#define DBG_FL 0
+#endif
+
+#define MY_VERSION_INFO(fileType, descr, intName, origName)  \
+LANGUAGE 9, 1 \
+1 VERSIONINFO \
+  FILEVERSION MY_VER \
+  PRODUCTVERSION MY_VER \
+  FILEFLAGSMASK MY_VS_FFI_FILEFLAGSMASK \
+  FILEFLAGS DBG_FL \
+  FILEOS MY_VOS_NT_WINDOWS32 \
+  FILETYPE fileType \
+  FILESUBTYPE 0x0L \
+BEGIN \
+    BLOCK "StringFileInfo" \
+    BEGIN  \
+        BLOCK "040904b0" \
+        BEGIN \
+            VALUE "CompanyName", "Igor Pavlov" \
+            VALUE "FileDescription", descr \
+            VALUE "FileVersion", MY_VERSION  \
+            VALUE "InternalName", intName \
+            VALUE "LegalCopyright", MY_COPYRIGHT \
+            VALUE "OriginalFilename", origName \
+            VALUE "ProductName", "7-Zip" \
+            VALUE "ProductVersion", MY_VERSION \
+        END \
+    END \
+    BLOCK "VarFileInfo" \
+    BEGIN \
+        VALUE "Translation", 0x409, 1200 \
+    END \
+END
+
+#define MY_VERSION_INFO_APP(descr, intName) MY_VERSION_INFO(MY_VFT_APP, descr, intName, intName ".exe")
+
+#define MY_VERSION_INFO_DLL(descr, intName) MY_VERSION_INFO(MY_VFT_DLL, descr, intName, intName ".dll")

C/Aes.c

@@ -1,10 +1,13 @@
-/* Aes.h */
+/* Aes.c -- AES encryption / decryption
+2016-05-21 : Igor Pavlov : Public domain */
+
+#include "Precomp.h"
 
 #include "Aes.h"
-#include "../CpuArch.h"
+#include "CpuArch.h"
 
-UInt32 T[256 * 4];
+static UInt32 T[256 * 4];
-Byte Sbox[256] = {	
+static const Byte Sbox[256] = {
   0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76,
   0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0, 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0,
   0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc, 0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15,
@@ -22,10 +25,22 @@ Byte Sbox[256] = {
   0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94, 0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf,
   0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68, 0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16};
 
-UInt32 D[256 * 4];
+void MY_FAST_CALL AesCbc_Encode(UInt32 *ivAes, Byte *data, size_t numBlocks);
-Byte InvS[256];
+void MY_FAST_CALL AesCbc_Decode(UInt32 *ivAes, Byte *data, size_t numBlocks);
+void MY_FAST_CALL AesCtr_Code(UInt32 *ivAes, Byte *data, size_t numBlocks);
 
-Byte Rcon[11] = { 0x00, 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x36 };
+void MY_FAST_CALL AesCbc_Encode_Intel(UInt32 *ivAes, Byte *data, size_t numBlocks);
+void MY_FAST_CALL AesCbc_Decode_Intel(UInt32 *ivAes, Byte *data, size_t numBlocks);
+void MY_FAST_CALL AesCtr_Code_Intel(UInt32 *ivAes, Byte *data, size_t numBlocks);
+
+AES_CODE_FUNC g_AesCbc_Encode;
+AES_CODE_FUNC g_AesCbc_Decode;
+AES_CODE_FUNC g_AesCtr_Code;
+
+static UInt32 D[256 * 4];
+static Byte InvS[256];
+
+static const Byte Rcon[11] = { 0x00, 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x36 };
 
 #define xtime(x) ((((x) << 1) ^ (((x) & 0x80) != 0 ? 0x1B : 0)) & 0xFF)
 
@@ -36,17 +51,18 @@ Byte Rcon[11] = { 0x00, 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x
 #define gb2(x) (((x) >> (16)) & 0xFF)
 #define gb3(x) (((x) >> (24)) & 0xFF)
 
-void MY_FAST_CALL AesGenTables(void)
+void AesGenTables(void)
 {
   unsigned i;
   for (i = 0; i < 256; i++)
     InvS[Sbox[i]] = (Byte)i;
+  
   for (i = 0; i < 256; i++)
   {
     {
       UInt32 a1 = Sbox[i];
       UInt32 a2 = xtime(a1);
-      UInt32 a3 = xtime(a1) ^ a1;
+      UInt32 a3 = a2 ^ a1;
       T[        i] = Ui32(a2, a1, a1, a3);
       T[0x100 + i] = Ui32(a3, a2, a1, a1);
       T[0x200 + i] = Ui32(a1, a3, a2, a1);
@@ -67,87 +83,107 @@ void MY_FAST_CALL AesGenTables(void)
       D[0x300 + i] = Ui32(a9, aD, aB, aE);
     }
   }
+  
+  g_AesCbc_Encode = AesCbc_Encode;
+  g_AesCbc_Decode = AesCbc_Decode;
+  g_AesCtr_Code = AesCtr_Code;
+  
+  #ifdef MY_CPU_X86_OR_AMD64
+  if (CPU_Is_Aes_Supported())
+  {
+    g_AesCbc_Encode = AesCbc_Encode_Intel;
+    g_AesCbc_Decode = AesCbc_Decode_Intel;
+    g_AesCtr_Code = AesCtr_Code_Intel;
+  }
+  #endif
 }
 
+
 #define HT(i, x, s) (T + (x << 8))[gb ## x(s[(i + x) & 3])]
+
 #define HT4(m, i, s, p) m[i] = \
     HT(i, 0, s) ^ \
     HT(i, 1, s) ^ \
     HT(i, 2, s) ^ \
     HT(i, 3, s) ^ w[p + i]
-/* such order (2031) in HT16 is for VC6/K8 speed optimization) */
+
 #define HT16(m, s, p) \
-    HT4(m, 2, s, p); \
     HT4(m, 0, s, p); \
-    HT4(m, 3, s, p); \
     HT4(m, 1, s, p); \
+    HT4(m, 2, s, p); \
+    HT4(m, 3, s, p); \
 
 #define FT(i, x) Sbox[gb ## x(m[(i + x) & 3])]
 #define FT4(i) dest[i] = Ui32(FT(i, 0), FT(i, 1), FT(i, 2), FT(i, 3)) ^ w[i];
 
+
 #define HD(i, x, s) (D + (x << 8))[gb ## x(s[(i - x) & 3])]
+
 #define HD4(m, i, s, p) m[i] = \
     HD(i, 0, s) ^ \
     HD(i, 1, s) ^ \
     HD(i, 2, s) ^ \
     HD(i, 3, s) ^ w[p + i];
-/* such order (0231) in HD16 is for VC6/K8 speed optimization) */
+
 #define HD16(m, s, p) \
     HD4(m, 0, s, p); \
+    HD4(m, 1, s, p); \
     HD4(m, 2, s, p); \
     HD4(m, 3, s, p); \
-    HD4(m, 1, s, p); \
 
 #define FD(i, x) InvS[gb ## x(m[(i - x) & 3])]
 #define FD4(i) dest[i] = Ui32(FD(i, 0), FD(i, 1), FD(i, 2), FD(i, 3)) ^ w[i];
 
-void MY_FAST_CALL AesSetKeyEncode(CAes *p, const Byte *key, unsigned keySize)
+void MY_FAST_CALL Aes_SetKey_Enc(UInt32 *w, const Byte *key, unsigned keySize)
 {
   unsigned i, wSize;
-  UInt32 *w;
+  wSize = keySize + 28;
   keySize /= 4;
-  p->numRounds2 = keySize / 2 + 3;
+  w[0] = ((UInt32)keySize / 2) + 3;
+  w += 4;
 
-  wSize = (p->numRounds2 * 2 + 1) * 4;
+  for (i = 0; i < keySize; i++, key += 4)
-  w = p->rkey;
+    w[i] = GetUi32(key);
 
-  for (i = 0; i < keySize; i++, key += 4) 
+  for (; i < wSize; i++)
-    w[i] = Ui32(key[0], key[1], key[2], key[3]);
-
-  for (; i < wSize; i++) 
   {
     UInt32 t = w[i - 1];
     unsigned rem = i % keySize;
-		if (rem == 0) 
+    if (rem == 0)
       t = Ui32(Sbox[gb1(t)] ^ Rcon[i / keySize], Sbox[gb2(t)], Sbox[gb3(t)], Sbox[gb0(t)]);
-    else if (keySize > 6 && rem == 4) 
+    else if (keySize > 6 && rem == 4)
       t = Ui32(Sbox[gb0(t)], Sbox[gb1(t)], Sbox[gb2(t)], Sbox[gb3(t)]);
     w[i] = w[i - keySize] ^ t;
   }
 }
 
-void MY_FAST_CALL AesSetKeyDecode(CAes *p, const Byte *key, unsigned keySize)
+void MY_FAST_CALL Aes_SetKey_Dec(UInt32 *w, const Byte *key, unsigned keySize)
 {
   unsigned i, num;
-  UInt32 *w;
+  Aes_SetKey_Enc(w, key, keySize);
-  AesSetKeyEncode(p, key, keySize);
+  num = keySize + 20;
-  num = p->numRounds2 * 8 - 4;
+  w += 8;
-  w = p->rkey + 4;
   for (i = 0; i < num; i++)
   {
     UInt32 r = w[i];
-    w[i] = 
+    w[i] =
-      D[        Sbox[gb0(r)]] ^
+      D[        (unsigned)Sbox[gb0(r)]] ^
-      D[0x100 + Sbox[gb1(r)]] ^
+      D[0x100 + (unsigned)Sbox[gb1(r)]] ^
-      D[0x200 + Sbox[gb2(r)]] ^
+      D[0x200 + (unsigned)Sbox[gb2(r)]] ^
-      D[0x300 + Sbox[gb3(r)]];
+      D[0x300 + (unsigned)Sbox[gb3(r)]];
   }
 }
 
-void MY_FAST_CALL AesEncode32(const UInt32 *src, UInt32 *dest, const UInt32 *w, unsigned numRounds2)
+/* Aes_Encode and Aes_Decode functions work with little-endian words.
+  src and dest are pointers to 4 UInt32 words.
+  src and dest can point to same block */
+
+static void Aes_Encode(const UInt32 *w, UInt32 *dest, const UInt32 *src)
 {
   UInt32 s[4];
   UInt32 m[4];
+  UInt32 numRounds2 = w[0];
+  w += 4;
   s[0] = src[0] ^ w[0];
   s[1] = src[1] ^ w[1];
   s[2] = src[2] ^ w[2];
@@ -165,11 +201,12 @@ void MY_FAST_CALL AesEncode32(const UInt32 *src, UInt32 *dest, const UInt32 *w,
   FT4(0); FT4(1); FT4(2); FT4(3);
 }
 
-void MY_FAST_CALL AesDecode32(const UInt32 *src, UInt32 *dest, const UInt32 *w, unsigned numRounds2)
+static void Aes_Decode(const UInt32 *w, UInt32 *dest, const UInt32 *src)
 {
   UInt32 s[4];
   UInt32 m[4];
-  w += numRounds2 * 8;
+  UInt32 numRounds2 = w[0];
+  w += 4 + numRounds2 * 8;
   s[0] = src[0] ^ w[0];
   s[1] = src[1] ^ w[1];
   s[2] = src[2] ^ w[2];
@@ -185,75 +222,74 @@ void MY_FAST_CALL AesDecode32(const UInt32 *src, UInt32 *dest, const UInt32 *w,
   FD4(0); FD4(1); FD4(2); FD4(3);
 }
 
-#ifdef LITTLE_ENDIAN_UNALIGN
+void AesCbc_Init(UInt32 *p, const Byte *iv)
-#define GetUi32(p) (*(const UInt32 *)(p))
-#define SetUi32(p, d) *(UInt32 *)(p) = d;
-#else
-#define GetUi32(p) ((p)[0] | ((UInt32)(p)[1] << 8) | ((UInt32)(p)[2] << 16) | ((UInt32)(p)[3] << 24))
-#define SetUi32(p, d) { UInt32 x = (d); (p)[0] = (Byte)x; (p)[1] = (Byte)(x >> 8); \
-    (p)[2] = (Byte)(x >> 16); (p)[3] = (Byte)(x >> 24); }
-#endif
-
-
-void MY_FAST_CALL AesCbcInit(CAesCbc *cbc, const Byte *iv)
 {
   unsigned i;
   for (i = 0; i < 4; i++)
-    cbc->prev[i] = GetUi32(iv + i * 4);
+    p[i] = GetUi32(iv + i * 4);
 }
 
-UInt32 MY_FAST_CALL AesCbcEncode(CAesCbc *cbc, Byte *data, UInt32 size)
+void MY_FAST_CALL AesCbc_Encode(UInt32 *p, Byte *data, size_t numBlocks)
 {
-  UInt32 i;
+  for (; numBlocks != 0; numBlocks--, data += AES_BLOCK_SIZE)
-  if (size == 0)
-    return 0;
-  if (size < AES_BLOCK_SIZE)
-    return AES_BLOCK_SIZE;
-  size -= AES_BLOCK_SIZE;
-  for (i = 0; i <= size; i += AES_BLOCK_SIZE, data += AES_BLOCK_SIZE)
   {
-    cbc->prev[0] ^= GetUi32(data);
+    p[0] ^= GetUi32(data);
-    cbc->prev[1] ^= GetUi32(data + 4);
+    p[1] ^= GetUi32(data + 4);
-    cbc->prev[2] ^= GetUi32(data + 8);
+    p[2] ^= GetUi32(data + 8);
-    cbc->prev[3] ^= GetUi32(data + 12);
+    p[3] ^= GetUi32(data + 12);
     
-    AesEncode32(cbc->prev, cbc->prev, cbc->aes.rkey, cbc->aes.numRounds2);
+    Aes_Encode(p + 4, p, p);
     
-    SetUi32(data,      cbc->prev[0]);
+    SetUi32(data,      p[0]);
-    SetUi32(data + 4,  cbc->prev[1]);
+    SetUi32(data + 4,  p[1]);
-    SetUi32(data + 8,  cbc->prev[2]);
+    SetUi32(data + 8,  p[2]);
-    SetUi32(data + 12, cbc->prev[3]);
+    SetUi32(data + 12, p[3]);
   }
-  return i;
 }
 
-UInt32 MY_FAST_CALL AesCbcDecode(CAesCbc *cbc, Byte *data, UInt32 size)
+void MY_FAST_CALL AesCbc_Decode(UInt32 *p, Byte *data, size_t numBlocks)
 {
-  UInt32 i;
   UInt32 in[4], out[4];
-  if (size == 0)
+  for (; numBlocks != 0; numBlocks--, data += AES_BLOCK_SIZE)
-    return 0;
-  if (size < AES_BLOCK_SIZE)
-    return AES_BLOCK_SIZE;
-  size -= AES_BLOCK_SIZE;
-  for (i = 0; i <= size; i += AES_BLOCK_SIZE, data += AES_BLOCK_SIZE)
   {
     in[0] = GetUi32(data);
     in[1] = GetUi32(data + 4);
     in[2] = GetUi32(data + 8);
     in[3] = GetUi32(data + 12);
+
+    Aes_Decode(p + 4, out, in);
+
+    SetUi32(data,      p[0] ^ out[0]);
+    SetUi32(data + 4,  p[1] ^ out[1]);
+    SetUi32(data + 8,  p[2] ^ out[2]);
+    SetUi32(data + 12, p[3] ^ out[3]);
     
-    AesDecode32(in, out, cbc->aes.rkey, cbc->aes.numRounds2);
+    p[0] = in[0];
-    
+    p[1] = in[1];
-    SetUi32(data,      cbc->prev[0] ^ out[0]);
+    p[2] = in[2];
-    SetUi32(data + 4,  cbc->prev[1] ^ out[1]);
+    p[3] = in[3];
-    SetUi32(data + 8,  cbc->prev[2] ^ out[2]);
+  }
-    SetUi32(data + 12, cbc->prev[3] ^ out[3]);
+}
-    
+
-    cbc->prev[0] = in[0];
+void MY_FAST_CALL AesCtr_Code(UInt32 *p, Byte *data, size_t numBlocks)
-    cbc->prev[1] = in[1];
+{
-    cbc->prev[2] = in[2];
+  for (; numBlocks != 0; numBlocks--)
-    cbc->prev[3] = in[3];
+  {
+    UInt32 temp[4];
+    Byte buf[16];
+    int i;
+
+    if (++p[0] == 0)
+      p[1]++;
+    
+    Aes_Encode(p + 4, temp, p);
+    
+    SetUi32(buf,      temp[0]);
+    SetUi32(buf + 4,  temp[1]);
+    SetUi32(buf + 8,  temp[2]);
+    SetUi32(buf + 12, temp[3]);
+    
+    for (i = 0; i < 16; i++)
+      *data++ ^= buf[i];
   }
-  return i;
 }

C/Aes.h

@@ -0,0 +1,38 @@
+/* Aes.h -- AES encryption / decryption
+2013-01-18 : Igor Pavlov : Public domain */
+
+#ifndef __AES_H
+#define __AES_H
+
+#include "7zTypes.h"
+
+EXTERN_C_BEGIN
+
+#define AES_BLOCK_SIZE 16
+
+/* Call AesGenTables one time before other AES functions */
+void AesGenTables(void);
+
+/* UInt32 pointers must be 16-byte aligned */
+
+/* 16-byte (4 * 32-bit words) blocks: 1 (IV) + 1 (keyMode) + 15 (AES-256 roundKeys) */
+#define AES_NUM_IVMRK_WORDS ((1 + 1 + 15) * 4)
+
+/* aes - 16-byte aligned pointer to keyMode+roundKeys sequence */
+/* keySize = 16 or 24 or 32 (bytes) */
+typedef void (MY_FAST_CALL *AES_SET_KEY_FUNC)(UInt32 *aes, const Byte *key, unsigned keySize);
+void MY_FAST_CALL Aes_SetKey_Enc(UInt32 *aes, const Byte *key, unsigned keySize);
+void MY_FAST_CALL Aes_SetKey_Dec(UInt32 *aes, const Byte *key, unsigned keySize);
+
+/* ivAes - 16-byte aligned pointer to iv+keyMode+roundKeys sequence: UInt32[AES_NUM_IVMRK_WORDS] */
+void AesCbc_Init(UInt32 *ivAes, const Byte *iv); /* iv size is AES_BLOCK_SIZE */
+/* data - 16-byte aligned pointer to data */
+/* numBlocks - the number of 16-byte blocks in data array */
+typedef void (MY_FAST_CALL *AES_CODE_FUNC)(UInt32 *ivAes, Byte *data, size_t numBlocks);
+extern AES_CODE_FUNC g_AesCbc_Encode;
+extern AES_CODE_FUNC g_AesCbc_Decode;
+extern AES_CODE_FUNC g_AesCtr_Code;
+
+EXTERN_C_END
+
+#endif

C/AesOpt.c

@@ -0,0 +1,184 @@
+/* AesOpt.c -- Intel's AES
+2013-11-12 : Igor Pavlov : Public domain */
+
+#include "Precomp.h"
+
+#include "CpuArch.h"
+
+#ifdef MY_CPU_X86_OR_AMD64
+#if _MSC_VER >= 1500
+#define USE_INTEL_AES
+#endif
+#endif
+
+#ifdef USE_INTEL_AES
+
+#include <wmmintrin.h>
+
+void MY_FAST_CALL AesCbc_Encode_Intel(__m128i *p, __m128i *data, size_t numBlocks)
+{
+  __m128i m = *p;
+  for (; numBlocks != 0; numBlocks--, data++)
+  {
+    UInt32 numRounds2 = *(const UInt32 *)(p + 1) - 1;
+    const __m128i *w = p + 3;
+    m = _mm_xor_si128(m, *data);
+    m = _mm_xor_si128(m, p[2]);
+    do
+    {
+      m = _mm_aesenc_si128(m, w[0]);
+      m = _mm_aesenc_si128(m, w[1]);
+      w += 2;
+    }
+    while (--numRounds2 != 0);
+    m = _mm_aesenc_si128(m, w[0]);
+    m = _mm_aesenclast_si128(m, w[1]);
+    *data = m;
+  }
+  *p = m;
+}
+
+#define NUM_WAYS 3
+
+#define AES_OP_W(op, n) { \
+    const __m128i t = w[n]; \
+    m0 = op(m0, t); \
+    m1 = op(m1, t); \
+    m2 = op(m2, t); \
+    }
+
+#define AES_DEC(n) AES_OP_W(_mm_aesdec_si128, n)
+#define AES_DEC_LAST(n) AES_OP_W(_mm_aesdeclast_si128, n)
+#define AES_ENC(n) AES_OP_W(_mm_aesenc_si128, n)
+#define AES_ENC_LAST(n) AES_OP_W(_mm_aesenclast_si128, n)
+
+void MY_FAST_CALL AesCbc_Decode_Intel(__m128i *p, __m128i *data, size_t numBlocks)
+{
+  __m128i iv = *p;
+  for (; numBlocks >= NUM_WAYS; numBlocks -= NUM_WAYS, data += NUM_WAYS)
+  {
+    UInt32 numRounds2 = *(const UInt32 *)(p + 1);
+    const __m128i *w = p + numRounds2 * 2;
+    __m128i m0, m1, m2;
+    {
+      const __m128i t = w[2];
+      m0 = _mm_xor_si128(t, data[0]);
+      m1 = _mm_xor_si128(t, data[1]);
+      m2 = _mm_xor_si128(t, data[2]);
+    }
+    numRounds2--;
+    do
+    {
+      AES_DEC(1)
+      AES_DEC(0)
+      w -= 2;
+    }
+    while (--numRounds2 != 0);
+    AES_DEC(1)
+    AES_DEC_LAST(0)
+
+    {
+      __m128i t;
+      t = _mm_xor_si128(m0, iv); iv = data[0]; data[0] = t;
+      t = _mm_xor_si128(m1, iv); iv = data[1]; data[1] = t;
+      t = _mm_xor_si128(m2, iv); iv = data[2]; data[2] = t;
+    }
+  }
+  for (; numBlocks != 0; numBlocks--, data++)
+  {
+    UInt32 numRounds2 = *(const UInt32 *)(p + 1);
+    const __m128i *w = p + numRounds2 * 2;
+    __m128i m = _mm_xor_si128(w[2], *data);
+    numRounds2--;
+    do
+    {
+      m = _mm_aesdec_si128(m, w[1]);
+      m = _mm_aesdec_si128(m, w[0]);
+      w -= 2;
+    }
+    while (--numRounds2 != 0);
+    m = _mm_aesdec_si128(m, w[1]);
+    m = _mm_aesdeclast_si128(m, w[0]);
+
+    m = _mm_xor_si128(m, iv);
+    iv = *data;
+    *data = m;
+  }
+  *p = iv;
+}
+
+void MY_FAST_CALL AesCtr_Code_Intel(__m128i *p, __m128i *data, size_t numBlocks)
+{
+  __m128i ctr = *p;
+  __m128i one;
+  one.m128i_u64[0] = 1;
+  one.m128i_u64[1] = 0;
+  for (; numBlocks >= NUM_WAYS; numBlocks -= NUM_WAYS, data += NUM_WAYS)
+  {
+    UInt32 numRounds2 = *(const UInt32 *)(p + 1) - 1;
+    const __m128i *w = p;
+    __m128i m0, m1, m2;
+    {
+      const __m128i t = w[2];
+      ctr = _mm_add_epi64(ctr, one); m0 = _mm_xor_si128(ctr, t);
+      ctr = _mm_add_epi64(ctr, one); m1 = _mm_xor_si128(ctr, t);
+      ctr = _mm_add_epi64(ctr, one); m2 = _mm_xor_si128(ctr, t);
+    }
+    w += 3;
+    do
+    {
+      AES_ENC(0)
+      AES_ENC(1)
+      w += 2;
+    }
+    while (--numRounds2 != 0);
+    AES_ENC(0)
+    AES_ENC_LAST(1)
+    data[0] = _mm_xor_si128(data[0], m0);
+    data[1] = _mm_xor_si128(data[1], m1);
+    data[2] = _mm_xor_si128(data[2], m2);
+  }
+  for (; numBlocks != 0; numBlocks--, data++)
+  {
+    UInt32 numRounds2 = *(const UInt32 *)(p + 1) - 1;
+    const __m128i *w = p;
+    __m128i m;
+    ctr = _mm_add_epi64(ctr, one);
+    m = _mm_xor_si128(ctr, p[2]);
+    w += 3;
+    do
+    {
+      m = _mm_aesenc_si128(m, w[0]);
+      m = _mm_aesenc_si128(m, w[1]);
+      w += 2;
+    }
+    while (--numRounds2 != 0);
+    m = _mm_aesenc_si128(m, w[0]);
+    m = _mm_aesenclast_si128(m, w[1]);
+    *data = _mm_xor_si128(*data, m);
+  }
+  *p = ctr;
+}
+
+#else
+
+void MY_FAST_CALL AesCbc_Encode(UInt32 *ivAes, Byte *data, size_t numBlocks);
+void MY_FAST_CALL AesCbc_Decode(UInt32 *ivAes, Byte *data, size_t numBlocks);
+void MY_FAST_CALL AesCtr_Code(UInt32 *ivAes, Byte *data, size_t numBlocks);
+
+void MY_FAST_CALL AesCbc_Encode_Intel(UInt32 *p, Byte *data, size_t numBlocks)
+{
+  AesCbc_Encode(p, data, numBlocks);
+}
+
+void MY_FAST_CALL AesCbc_Decode_Intel(UInt32 *p, Byte *data, size_t numBlocks)
+{
+  AesCbc_Decode(p, data, numBlocks);
+}
+
+void MY_FAST_CALL AesCtr_Code_Intel(UInt32 *p, Byte *data, size_t numBlocks)
+{
+  AesCtr_Code(p, data, numBlocks);
+}
+
+#endif

C/Alloc.c

@@ -1,4 +1,7 @@
-/* Alloc.c */
+/* Alloc.c -- Memory allocation functions
+2015-02-21 : Igor Pavlov : Public domain */
+
+#include "Precomp.h"
 
 #ifdef _WIN32
 #include <windows.h>
@@ -22,16 +25,21 @@ void *MyAlloc(size_t size)
   if (size == 0)
     return 0;
   #ifdef _SZ_ALLOC_DEBUG
-  fprintf(stderr, "\nAlloc %10d bytes; count = %10d", size, g_allocCount++);
+  {
-  #endif
+    void *p = malloc(size);
+    fprintf(stderr, "\nAlloc %10d bytes, count = %10d,  addr = %8X", size, g_allocCount++, (unsigned)p);
+    return p;
+  }
+  #else
   return malloc(size);
+  #endif
 }
 
 void MyFree(void *address)
 {
   #ifdef _SZ_ALLOC_DEBUG
   if (address != 0)
-    fprintf(stderr, "\nFree; count = %10d", --g_allocCount);
+    fprintf(stderr, "\nFree; count = %10d,  addr = %8X", --g_allocCount, (unsigned)address);
   #endif
   free(address);
 }
@@ -95,7 +103,7 @@ void *BigAlloc(size_t size)
   #ifdef _7ZIP_LARGE_PAGES
   if (g_LargePageSize != 0 && g_LargePageSize <= (1 << 30) && size >= (1 << 18))
   {
-    void *res = VirtualAlloc(0, (size + g_LargePageSize - 1) & (~(g_LargePageSize - 1)), 
+    void *res = VirtualAlloc(0, (size + g_LargePageSize - 1) & (~(g_LargePageSize - 1)),
         MEM_COMMIT | MEM_LARGE_PAGES, PAGE_READWRITE);
     if (res != 0)
       return res;
@@ -117,3 +125,12 @@ void BigFree(void *address)
 }
 
 #endif
+
+
+static void *SzAlloc(void *p, size_t size) { UNUSED_VAR(p); return MyAlloc(size); }
+static void SzFree(void *p, void *address) { UNUSED_VAR(p); MyFree(address); }
+ISzAlloc g_Alloc = { SzAlloc, SzFree };
+
+static void *SzBigAlloc(void *p, size_t size) { UNUSED_VAR(p); return BigAlloc(size); }
+static void SzBigFree(void *p, void *address) { UNUSED_VAR(p); BigFree(address); }
+ISzAlloc g_BigAlloc = { SzBigAlloc, SzBigFree };

C/Alloc.h

@@ -1,9 +1,12 @@
-/* Alloc.h */
+/* Alloc.h -- Memory allocation functions
+2015-02-21 : Igor Pavlov : Public domain */
 
 #ifndef __COMMON_ALLOC_H
 #define __COMMON_ALLOC_H
 
-#include <stddef.h>
+#include "7zTypes.h"
+
+EXTERN_C_BEGIN
 
 void *MyAlloc(size_t size);
 void MyFree(void *address);
@@ -26,4 +29,9 @@ void BigFree(void *address);
 
 #endif
 
+extern ISzAlloc g_Alloc;
+extern ISzAlloc g_BigAlloc;
+
+EXTERN_C_END
+
 #endif

C/Archive/7z/7zAlloc.h

@@ -1,20 +0,0 @@
-/* 7zAlloc.h */
-
-#ifndef __7Z_ALLOC_H
-#define __7Z_ALLOC_H
-
-#include <stddef.h>
-
-typedef struct _ISzAlloc
-{
-  void *(*Alloc)(size_t size);
-  void (*Free)(void *address); /* address can be 0 */
-} ISzAlloc;
-
-void *SzAlloc(size_t size);
-void SzFree(void *address);
-
-void *SzAllocTemp(size_t size);
-void SzFreeTemp(void *address);
-
-#endif

C/Archive/7z/7zBuffer.c

@@ -1,29 +0,0 @@
-/* 7zBuffer.c */
-
-#include "7zBuffer.h"
-#include "7zAlloc.h"
-
-void SzByteBufferInit(CSzByteBuffer *buffer)
-{
-  buffer->Capacity = 0;
-  buffer->Items = 0;
-}
-
-int SzByteBufferCreate(CSzByteBuffer *buffer, size_t newCapacity, void * (*allocFunc)(size_t size))
-{
-  buffer->Capacity = newCapacity;
-  if (newCapacity == 0)
-  {
-    buffer->Items = 0;
-    return 1;
-  }
-  buffer->Items = (Byte *)allocFunc(newCapacity);
-  return (buffer->Items != 0);
-}
-
-void SzByteBufferFree(CSzByteBuffer *buffer, void (*freeFunc)(void *))
-{
-  freeFunc(buffer->Items);
-  buffer->Items = 0;
-  buffer->Capacity = 0;
-}

C/Archive/7z/7zBuffer.h

@@ -1,19 +0,0 @@
-/* 7zBuffer.h */
-
-#ifndef __7Z_BUFFER_H
-#define __7Z_BUFFER_H
-
-#include <stddef.h>
-#include "../../Types.h"
-
-typedef struct _CSzByteBuffer
-{
-  size_t Capacity;
-  Byte *Items;
-}CSzByteBuffer;
-
-void SzByteBufferInit(CSzByteBuffer *buffer);
-int SzByteBufferCreate(CSzByteBuffer *buffer, size_t newCapacity, void * (*allocFunc)(size_t size));
-void SzByteBufferFree(CSzByteBuffer *buffer, void (*freeFunc)(void *));
-
-#endif

C/Archive/7z/7zDecode.c

@@ -1,341 +0,0 @@
-/* 7zDecode.c */
-
-#include <memory.h>
-
-#include "7zDecode.h"
-#ifdef _SZ_ONE_DIRECTORY
-#include "LzmaDecode.h"
-#else
-#include "../../Compress/Lzma/LzmaDecode.h"
-#include "../../Compress/Branch/BranchX86.h"
-#include "../../Compress/Branch/BranchX86_2.h"
-#endif
-
-#define k_Copy 0
-#define k_LZMA 0x30101
-#define k_BCJ 0x03030103
-#define k_BCJ2 0x0303011B
-
-#ifdef _LZMA_IN_CB
-
-typedef struct _CLzmaInCallbackImp
-{
-  ILzmaInCallback InCallback;
-  ISzInStream *InStream;
-  CFileSize Size;
-} CLzmaInCallbackImp;
-
-int LzmaReadImp(void *object, const unsigned char **buffer, SizeT *size)
-{
-  CLzmaInCallbackImp *cb = (CLzmaInCallbackImp *)object;
-  size_t processedSize;
-  SZ_RESULT res;
-  size_t curSize = (1 << 20);
-  if (curSize > cb->Size)
-    curSize = (size_t)cb->Size;
-  *size = 0;
-  res = cb->InStream->Read((void *)cb->InStream, (void **)buffer, curSize, &processedSize);
-  *size = (SizeT)processedSize;
-  if (processedSize > curSize)
-    return (int)SZE_FAIL;
-  cb->Size -= processedSize;
-  if (res == SZ_OK)
-    return 0;
-  return (int)res;
-}
-
-#endif
-
-SZ_RESULT SzDecodeLzma(CCoderInfo *coder, CFileSize inSize,
-    #ifdef _LZMA_IN_CB
-    ISzInStream *inStream,
-    #else
-    const Byte *inBuffer,
-    #endif
-    Byte *outBuffer, size_t outSize, ISzAlloc *allocMain)
-{
-  #ifdef _LZMA_IN_CB
-  CLzmaInCallbackImp lzmaCallback;
-  #else
-  SizeT inProcessed;
-  #endif
-  
-  CLzmaDecoderState state;  /* it's about 24-80 bytes structure, if int is 32-bit */
-  int result;
-  SizeT outSizeProcessedLoc;
-  
-  #ifdef _LZMA_IN_CB
-  lzmaCallback.Size = inSize;
-  lzmaCallback.InStream = inStream;
-  lzmaCallback.InCallback.Read = LzmaReadImp;
-  #endif
-  
-  if (LzmaDecodeProperties(&state.Properties, coder->Properties.Items, 
-      (unsigned)coder->Properties.Capacity) != LZMA_RESULT_OK)
-    return SZE_FAIL;
-  
-  state.Probs = (CProb *)allocMain->Alloc(LzmaGetNumProbs(&state.Properties) * sizeof(CProb));
-  if (state.Probs == 0)
-    return SZE_OUTOFMEMORY;
-  
-  #ifdef _LZMA_OUT_READ
-  if (state.Properties.DictionarySize == 0)
-    state.Dictionary = 0;
-  else
-  {
-    state.Dictionary = (unsigned char *)allocMain->Alloc(state.Properties.DictionarySize);
-    if (state.Dictionary == 0)
-    {
-      allocMain->Free(state.Probs);
-      return SZE_OUTOFMEMORY;
-    }
-  }
-  LzmaDecoderInit(&state);
-  #endif
-  
-  result = LzmaDecode(&state,
-  #ifdef _LZMA_IN_CB
-    &lzmaCallback.InCallback,
-  #else
-    inBuffer, (SizeT)inSize, &inProcessed,
-  #endif
-    outBuffer, (SizeT)outSize, &outSizeProcessedLoc);
-  allocMain->Free(state.Probs);
-  #ifdef _LZMA_OUT_READ
-  allocMain->Free(state.Dictionary);
-  #endif
-  if (result == LZMA_RESULT_DATA_ERROR)
-    return SZE_DATA_ERROR;
-  if (result != LZMA_RESULT_OK)
-    return SZE_FAIL;
-  return (outSizeProcessedLoc == outSize) ? SZ_OK : SZE_DATA_ERROR;
-}
-
-#ifdef _LZMA_IN_CB
-SZ_RESULT SzDecodeCopy(CFileSize inSize, ISzInStream *inStream, Byte *outBuffer)
-{
-  while (inSize > 0)
-  {
-    void *inBuffer;
-    size_t processedSize, curSize = (1 << 18);
-    if (curSize > inSize)
-      curSize = (size_t)(inSize);
-    RINOK(inStream->Read((void *)inStream, (void **)&inBuffer, curSize, &processedSize));
-    if (processedSize == 0)
-      return SZE_DATA_ERROR;
-    if (processedSize > curSize)
-      return SZE_FAIL;
-    memcpy(outBuffer, inBuffer, processedSize);
-    outBuffer += processedSize;
-    inSize -= processedSize;
-  }
-  return SZ_OK;
-}
-#endif
-
-#define IS_UNSUPPORTED_METHOD(m) ((m) != k_Copy && (m) != k_LZMA)
-#define IS_UNSUPPORTED_CODER(c) (IS_UNSUPPORTED_METHOD(c.MethodID) || c.NumInStreams != 1 || c.NumOutStreams != 1)
-#define IS_NO_BCJ(c) (c.MethodID != k_BCJ || c.NumInStreams != 1 || c.NumOutStreams != 1)
-#define IS_NO_BCJ2(c) (c.MethodID != k_BCJ2 || c.NumInStreams != 4 || c.NumOutStreams != 1)
-
-SZ_RESULT CheckSupportedFolder(const CFolder *f)
-{
-  if (f->NumCoders < 1 || f->NumCoders > 4)
-    return SZE_NOTIMPL;
-  if (IS_UNSUPPORTED_CODER(f->Coders[0]))
-    return SZE_NOTIMPL;
-  if (f->NumCoders == 1)
-  {
-    if (f->NumPackStreams != 1 || f->PackStreams[0] != 0 || f->NumBindPairs != 0)
-      return SZE_NOTIMPL;
-    return SZ_OK;
-  }
-  if (f->NumCoders == 2)
-  {
-    if (IS_NO_BCJ(f->Coders[1]) ||
-        f->NumPackStreams != 1 || f->PackStreams[0] != 0 ||
-        f->NumBindPairs != 1 ||
-        f->BindPairs[0].InIndex != 1 || f->BindPairs[0].OutIndex != 0)
-      return SZE_NOTIMPL;
-    return SZ_OK;
-  }
-  if (f->NumCoders == 4)
-  {
-    if (IS_UNSUPPORTED_CODER(f->Coders[1]) ||
-        IS_UNSUPPORTED_CODER(f->Coders[2]) ||
-        IS_NO_BCJ2(f->Coders[3]))
-      return SZE_NOTIMPL;
-    if (f->NumPackStreams != 4 || 
-        f->PackStreams[0] != 2 ||
-        f->PackStreams[1] != 6 ||
-        f->PackStreams[2] != 1 ||
-        f->PackStreams[3] != 0 ||
-        f->NumBindPairs != 3 ||
-        f->BindPairs[0].InIndex != 5 || f->BindPairs[0].OutIndex != 0 ||
-        f->BindPairs[1].InIndex != 4 || f->BindPairs[1].OutIndex != 1 ||
-        f->BindPairs[2].InIndex != 3 || f->BindPairs[2].OutIndex != 2)
-      return SZE_NOTIMPL;
-    return SZ_OK;
-  }
-  return SZE_NOTIMPL;
-}
-
-CFileSize GetSum(const CFileSize *values, UInt32 index)
-{
-  CFileSize sum = 0;
-  UInt32 i;
-  for (i = 0; i < index; i++)
-    sum += values[i];
-  return sum;
-}
-
-SZ_RESULT SzDecode2(const CFileSize *packSizes, const CFolder *folder,
-    #ifdef _LZMA_IN_CB
-    ISzInStream *inStream, CFileSize startPos,
-    #else
-    const Byte *inBuffer,
-    #endif
-    Byte *outBuffer, size_t outSize, ISzAlloc *allocMain,
-    Byte *tempBuf[])
-{
-  UInt32 ci;
-  size_t tempSizes[3] = { 0, 0, 0};
-  size_t tempSize3 = 0;
-  Byte *tempBuf3 = 0;
-
-  RINOK(CheckSupportedFolder(folder));
-
-  for (ci = 0; ci < folder->NumCoders; ci++)
-  {
-    CCoderInfo *coder = &folder->Coders[ci];
-
-    if (coder->MethodID == k_Copy || coder->MethodID == k_LZMA)
-    {
-      UInt32 si = 0;
-      CFileSize offset;
-      CFileSize inSize;
-      Byte *outBufCur = outBuffer;
-      size_t outSizeCur = outSize;
-      if (folder->NumCoders == 4)
-      {
-        UInt32 indices[] = { 3, 2, 0 };
-        CFileSize unpackSize = folder->UnPackSizes[ci];
-        si = indices[ci];
-        if (ci < 2)
-        {
-          Byte *temp;
-          outSizeCur = (size_t)unpackSize;
-          if (outSizeCur != unpackSize)
-            return SZE_OUTOFMEMORY;
-          temp = (Byte *)allocMain->Alloc(outSizeCur);
-          if (temp == 0 && outSizeCur != 0)
-            return SZE_OUTOFMEMORY;
-          outBufCur = tempBuf[1 - ci] = temp;
-          tempSizes[1 - ci] = outSizeCur;
-        }
-        else if (ci == 2)
-        {
-          if (unpackSize > outSize)
-            return SZE_OUTOFMEMORY;
-          tempBuf3 = outBufCur = outBuffer + (outSize - (size_t)unpackSize);
-          tempSize3 = outSizeCur = (size_t)unpackSize;
-        }
-        else
-          return SZE_NOTIMPL;
-      }
-      offset = GetSum(packSizes, si);
-      inSize = packSizes[si];
-      #ifdef _LZMA_IN_CB
-      RINOK(inStream->Seek(inStream, startPos + offset));
-      #endif
-
-      if (coder->MethodID == k_Copy)
-      {
-        if (inSize != outSizeCur)
-          return SZE_DATA_ERROR;
-        
-        #ifdef _LZMA_IN_CB
-        RINOK(SzDecodeCopy(inSize, inStream, outBufCur));
-        #else
-        memcpy(outBufCur, inBuffer + (size_t)offset, (size_t)inSize);
-        #endif
-      }
-      else
-      {
-        SZ_RESULT res = SzDecodeLzma(coder, inSize,
-            #ifdef _LZMA_IN_CB
-            inStream,
-            #else
-            inBuffer + (size_t)offset,
-            #endif
-            outBufCur, outSizeCur, allocMain);
-        RINOK(res)
-      }
-    }
-    else if (coder->MethodID == k_BCJ)
-    {
-      UInt32 state;
-      if (ci != 1)
-        return SZE_NOTIMPL;
-      x86_Convert_Init(state);
-      x86_Convert(outBuffer, outSize, 0, &state, 0);
-    }
-    else if (coder->MethodID == k_BCJ2)
-    {
-      CFileSize offset = GetSum(packSizes, 1);
-      CFileSize s3Size = packSizes[1];
-      SZ_RESULT res;
-      if (ci != 3)
-        return SZE_NOTIMPL;
-
-      #ifdef _LZMA_IN_CB
-      RINOK(inStream->Seek(inStream, startPos + offset));
-      tempSizes[2] = (size_t)s3Size;
-      if (tempSizes[2] != s3Size)
-        return SZE_OUTOFMEMORY;
-      tempBuf[2] = (Byte *)allocMain->Alloc(tempSizes[2]);
-      if (tempBuf[2] == 0 && tempSizes[2] != 0)
-        return SZE_OUTOFMEMORY;
-      res = SzDecodeCopy(s3Size, inStream, tempBuf[2]);
-      RINOK(res)
-      #endif
-
-      res = x86_2_Decode(
-          tempBuf3, tempSize3, 
-          tempBuf[0], tempSizes[0], 
-          tempBuf[1], tempSizes[1], 
-          #ifdef _LZMA_IN_CB
-          tempBuf[2], tempSizes[2], 
-          #else
-          inBuffer + (size_t)offset, (size_t)s3Size, 
-          #endif
-          outBuffer, outSize);
-      RINOK(res)
-    }
-    else 
-      return SZE_NOTIMPL;
-  }
-  return SZ_OK;
-}
-
-SZ_RESULT SzDecode(const CFileSize *packSizes, const CFolder *folder,
-    #ifdef _LZMA_IN_CB
-    ISzInStream *inStream, CFileSize startPos,
-    #else
-    const Byte *inBuffer,
-    #endif
-    Byte *outBuffer, size_t outSize, ISzAlloc *allocMain)
-{
-  Byte *tempBuf[3] = { 0, 0, 0};
-  int i;
-  SZ_RESULT res = SzDecode2(packSizes, folder,
-      #ifdef _LZMA_IN_CB
-      inStream, startPos,
-      #else
-      inBuffer,
-      #endif
-      outBuffer, outSize, allocMain, tempBuf);
-  for (i = 0; i < 3; i++)
-    allocMain->Free(tempBuf[i]);
-  return res;
-}

C/Archive/7z/7zDecode.h

@@ -1,20 +0,0 @@
-/* 7zDecode.h */
-
-#ifndef __7Z_DECODE_H
-#define __7Z_DECODE_H
-
-#include "7zItem.h"
-#include "7zAlloc.h"
-#ifdef _LZMA_IN_CB
-#include "7zIn.h"
-#endif
-
-SZ_RESULT SzDecode(const CFileSize *packSizes, const CFolder *folder,
-    #ifdef _LZMA_IN_CB
-    ISzInStream *stream, CFileSize startPos,
-    #else
-    const Byte *inBuffer,
-    #endif
-    Byte *outBuffer, size_t outSize, ISzAlloc *allocMain);
-
-#endif

C/Archive/7z/7zExtract.c

@@ -1,119 +0,0 @@
-/* 7zExtract.c */
-
-#include "7zExtract.h"
-#include "7zDecode.h"
-#include "../../7zCrc.h"
-
-SZ_RESULT SzExtract(
-    ISzInStream *inStream, 
-    CArchiveDatabaseEx *db,
-    UInt32 fileIndex,
-    UInt32 *blockIndex,
-    Byte **outBuffer, 
-    size_t *outBufferSize,
-    size_t *offset, 
-    size_t *outSizeProcessed, 
-    ISzAlloc *allocMain,
-    ISzAlloc *allocTemp)
-{
-  UInt32 folderIndex = db->FileIndexToFolderIndexMap[fileIndex];
-  SZ_RESULT res = SZ_OK;
-  *offset = 0;
-  *outSizeProcessed = 0;
-  if (folderIndex == (UInt32)-1)
-  {
-    allocMain->Free(*outBuffer);
-    *blockIndex = folderIndex;
-    *outBuffer = 0;
-    *outBufferSize = 0;
-    return SZ_OK;
-  }
-
-  if (*outBuffer == 0 || *blockIndex != folderIndex)
-  {
-    CFolder *folder = db->Database.Folders + folderIndex;
-    CFileSize unPackSizeSpec = SzFolderGetUnPackSize(folder);
-    size_t unPackSize = (size_t)unPackSizeSpec;
-    CFileSize startOffset = SzArDbGetFolderStreamPos(db, folderIndex, 0);
-    #ifndef _LZMA_IN_CB
-    Byte *inBuffer = 0;
-    size_t processedSize;
-    CFileSize packSizeSpec;
-    size_t packSize;
-    RINOK(SzArDbGetFolderFullPackSize(db, folderIndex, &packSizeSpec));
-    packSize = (size_t)packSizeSpec;
-    if (packSize != packSizeSpec)
-      return SZE_OUTOFMEMORY;
-    #endif
-    if (unPackSize != unPackSizeSpec)
-      return SZE_OUTOFMEMORY;
-    *blockIndex = folderIndex;
-    allocMain->Free(*outBuffer);
-    *outBuffer = 0;
-    
-    RINOK(inStream->Seek(inStream, startOffset));
-    
-    #ifndef _LZMA_IN_CB
-    if (packSize != 0)
-    {
-      inBuffer = (Byte *)allocTemp->Alloc(packSize);
-      if (inBuffer == 0)
-        return SZE_OUTOFMEMORY;
-    }
-    res = inStream->Read(inStream, inBuffer, packSize, &processedSize);
-    if (res == SZ_OK && processedSize != packSize)
-      res = SZE_FAIL;
-    #endif
-    if (res == SZ_OK)
-    {
-      *outBufferSize = unPackSize;
-      if (unPackSize != 0)
-      {
-        *outBuffer = (Byte *)allocMain->Alloc(unPackSize);
-        if (*outBuffer == 0)
-          res = SZE_OUTOFMEMORY;
-      }
-      if (res == SZ_OK)
-      {
-        res = SzDecode(db->Database.PackSizes + 
-          db->FolderStartPackStreamIndex[folderIndex], folder, 
-          #ifdef _LZMA_IN_CB
-          inStream, startOffset, 
-          #else
-          inBuffer, 
-          #endif
-          *outBuffer, unPackSize, allocTemp);
-        if (res == SZ_OK)
-        {
-          if (folder->UnPackCRCDefined)
-          {
-            if (CrcCalc(*outBuffer, unPackSize) != folder->UnPackCRC)
-              res = SZE_CRC_ERROR;
-          }
-        }
-      }
-    }
-    #ifndef _LZMA_IN_CB
-    allocTemp->Free(inBuffer);
-    #endif
-  }
-  if (res == SZ_OK)
-  {
-    UInt32 i; 
-    CFileItem *fileItem = db->Database.Files + fileIndex;
-    *offset = 0;
-    for(i = db->FolderStartFileIndex[folderIndex]; i < fileIndex; i++)
-      *offset += (UInt32)db->Database.Files[i].Size;
-    *outSizeProcessed = (size_t)fileItem->Size;
-    if (*offset + *outSizeProcessed > *outBufferSize)
-      return SZE_FAIL;
-    {
-      if (fileItem->IsFileCRCDefined)
-      {
-        if (CrcCalc(*outBuffer + *offset, *outSizeProcessed) != fileItem->FileCRC)
-          res = SZE_CRC_ERROR;
-      }
-    }
-  }
-  return res;
-}

C/Archive/7z/7zExtract.h

@@ -1,40 +0,0 @@
-/* 7zExtract.h */
-
-#ifndef __7Z_EXTRACT_H
-#define __7Z_EXTRACT_H
-
-#include "7zIn.h"
-
-/*
-  SzExtract extracts file from archive
-
-  *outBuffer must be 0 before first call for each new archive. 
-
-  Extracting cache:
-    If you need to decompress more than one file, you can send 
-    these values from previous call:
-      *blockIndex, 
-      *outBuffer, 
-      *outBufferSize
-    You can consider "*outBuffer" as cache of solid block. If your archive is solid, 
-    it will increase decompression speed.
-  
-    If you use external function, you can declare these 3 cache variables 
-    (blockIndex, outBuffer, outBufferSize) as static in that external function.
-    
-    Free *outBuffer and set *outBuffer to 0, if you want to flush cache.
-*/
-
-SZ_RESULT SzExtract(
-    ISzInStream *inStream, 
-    CArchiveDatabaseEx *db,
-    UInt32 fileIndex,         /* index of file */
-    UInt32 *blockIndex,       /* index of solid block */
-    Byte **outBuffer,         /* pointer to pointer to output buffer (allocated with allocMain) */
-    size_t *outBufferSize,    /* buffer size for output buffer */
-    size_t *offset,           /* offset of stream for required file in *outBuffer */
-    size_t *outSizeProcessed, /* size of file in *outBuffer */
-    ISzAlloc *allocMain,
-    ISzAlloc *allocTemp);
-
-#endif

C/Archive/7z/7zHeader.c

@@ -1,5 +0,0 @@
-/*  7zHeader.c */
-
-#include "7zHeader.h"
-
-Byte k7zSignature[k7zSignatureSize] = {'7', 'z', 0xBC, 0xAF, 0x27, 0x1C};

C/Archive/7z/7zHeader.h

@@ -1,55 +0,0 @@
-/* 7zHeader.h */
-
-#ifndef __7Z_HEADER_H
-#define __7Z_HEADER_H
-
-#include "../../Types.h"
-
-#define k7zSignatureSize 6
-extern Byte k7zSignature[k7zSignatureSize];
-
-#define k7zMajorVersion 0
-
-#define k7zStartHeaderSize 0x20
-
-enum EIdEnum
-{
-  k7zIdEnd,
-    
-  k7zIdHeader,
-    
-  k7zIdArchiveProperties,
-    
-  k7zIdAdditionalStreamsInfo,
-  k7zIdMainStreamsInfo,
-  k7zIdFilesInfo,
-  
-  k7zIdPackInfo,
-  k7zIdUnPackInfo,
-  k7zIdSubStreamsInfo,
-  
-  k7zIdSize,
-  k7zIdCRC,
-  
-  k7zIdFolder,
-  
-  k7zIdCodersUnPackSize,
-  k7zIdNumUnPackStream,
-  
-  k7zIdEmptyStream,
-  k7zIdEmptyFile,
-  k7zIdAnti,
-  
-  k7zIdName,
-  k7zIdCreationTime,
-  k7zIdLastAccessTime,
-  k7zIdLastWriteTime,
-  k7zIdWinAttributes,
-  k7zIdComment,
-  
-  k7zIdEncodedHeader,
-  
-  k7zIdStartPos
-};
-
-#endif

C/Archive/7z/7zIn.h

@@ -1,55 +0,0 @@
-/* 7zIn.h */
-
-#ifndef __7Z_IN_H
-#define __7Z_IN_H
-
-#include "7zHeader.h"
-#include "7zItem.h"
-#include "7zAlloc.h"
- 
-typedef struct _CInArchiveInfo
-{
-  CFileSize StartPositionAfterHeader; 
-  CFileSize DataStartPosition;
-}CInArchiveInfo;
-
-typedef struct _CArchiveDatabaseEx
-{
-  CArchiveDatabase Database;
-  CInArchiveInfo ArchiveInfo;
-  UInt32 *FolderStartPackStreamIndex;
-  CFileSize *PackStreamStartPositions;
-  UInt32 *FolderStartFileIndex;
-  UInt32 *FileIndexToFolderIndexMap;
-}CArchiveDatabaseEx;
-
-void SzArDbExInit(CArchiveDatabaseEx *db);
-void SzArDbExFree(CArchiveDatabaseEx *db, void (*freeFunc)(void *));
-CFileSize SzArDbGetFolderStreamPos(CArchiveDatabaseEx *db, UInt32 folderIndex, UInt32 indexInFolder);
-int SzArDbGetFolderFullPackSize(CArchiveDatabaseEx *db, UInt32 folderIndex, CFileSize *resSize);
-
-typedef struct _ISzInStream
-{
-  #ifdef _LZMA_IN_CB
-  SZ_RESULT (*Read)(
-      void *object,           /* pointer to ISzInStream itself */
-      void **buffer,          /* out: pointer to buffer with data */
-      size_t maxRequiredSize, /* max required size to read */
-      size_t *processedSize); /* real processed size. 
-                                 processedSize can be less than maxRequiredSize.
-                                 If processedSize == 0, then there are no more 
-                                 bytes in stream. */
-  #else
-  SZ_RESULT (*Read)(void *object, void *buffer, size_t size, size_t *processedSize);
-  #endif
-  SZ_RESULT (*Seek)(void *object, CFileSize pos);
-} ISzInStream;
-
- 
-int SzArchiveOpen(
-    ISzInStream *inStream, 
-    CArchiveDatabaseEx *db,
-    ISzAlloc *allocMain, 
-    ISzAlloc *allocTemp);
- 
-#endif

C/Archive/7z/7zItem.c

@@ -1,134 +0,0 @@
-/* 7zItem.c */
-
-#include "7zItem.h"
-#include "7zAlloc.h"
-
-void SzCoderInfoInit(CCoderInfo *coder)
-{
-  SzByteBufferInit(&coder->Properties);
-}
-
-void SzCoderInfoFree(CCoderInfo *coder, void (*freeFunc)(void *p))
-{
-  SzByteBufferFree(&coder->Properties, freeFunc);
-  SzCoderInfoInit(coder);
-}
-
-void SzFolderInit(CFolder *folder)
-{
-  folder->NumCoders = 0;
-  folder->Coders = 0;
-  folder->NumBindPairs = 0;
-  folder->BindPairs = 0;
-  folder->NumPackStreams = 0;
-  folder->PackStreams = 0;
-  folder->UnPackSizes = 0;
-  folder->UnPackCRCDefined = 0;
-  folder->UnPackCRC = 0;
-  folder->NumUnPackStreams = 0;
-}
-
-void SzFolderFree(CFolder *folder, void (*freeFunc)(void *p))
-{
-  UInt32 i;
-  for (i = 0; i < folder->NumCoders; i++)
-    SzCoderInfoFree(&folder->Coders[i], freeFunc);
-  freeFunc(folder->Coders);
-  freeFunc(folder->BindPairs);
-  freeFunc(folder->PackStreams);
-  freeFunc(folder->UnPackSizes);
-  SzFolderInit(folder);
-}
-
-UInt32 SzFolderGetNumOutStreams(CFolder *folder)
-{
-  UInt32 result = 0;
-  UInt32 i;
-  for (i = 0; i < folder->NumCoders; i++)
-    result += folder->Coders[i].NumOutStreams;
-  return result;
-}
-
-int SzFolderFindBindPairForInStream(CFolder *folder, UInt32 inStreamIndex)
-{
-  UInt32 i;
-  for(i = 0; i < folder->NumBindPairs; i++)
-    if (folder->BindPairs[i].InIndex == inStreamIndex)
-      return i;
-  return -1;
-}
-
-
-int SzFolderFindBindPairForOutStream(CFolder *folder, UInt32 outStreamIndex)
-{
-  UInt32 i;
-  for(i = 0; i < folder->NumBindPairs; i++)
-    if (folder->BindPairs[i].OutIndex == outStreamIndex)
-      return i;
-  return -1;
-}
-
-CFileSize SzFolderGetUnPackSize(CFolder *folder)
-{ 
-  int i = (int)SzFolderGetNumOutStreams(folder);
-  if (i == 0)
-    return 0;
-  for (i--; i >= 0; i--)
-    if (SzFolderFindBindPairForOutStream(folder, i) < 0)
-      return folder->UnPackSizes[i];
-  /* throw 1; */
-  return 0;
-}
-
-/*
-int FindPackStreamArrayIndex(int inStreamIndex) const
-{
-  for(int i = 0; i < PackStreams.Size(); i++)
-  if (PackStreams[i] == inStreamIndex)
-    return i;
-  return -1;
-}
-*/
-
-void SzFileInit(CFileItem *fileItem)
-{
-  fileItem->IsFileCRCDefined = 0;
-  fileItem->HasStream = 1;
-  fileItem->IsDirectory = 0;
-  fileItem->IsAnti = 0;
-  fileItem->IsLastWriteTimeDefined = 0;
-  fileItem->Name = 0;
-}
-
-void SzFileFree(CFileItem *fileItem, void (*freeFunc)(void *p))
-{
-  freeFunc(fileItem->Name);
-  SzFileInit(fileItem);
-}
-
-void SzArchiveDatabaseInit(CArchiveDatabase *db)
-{
-  db->NumPackStreams = 0;
-  db->PackSizes = 0;
-  db->PackCRCsDefined = 0;
-  db->PackCRCs = 0;
-  db->NumFolders = 0;
-  db->Folders = 0;
-  db->NumFiles = 0;
-  db->Files = 0;
-}
-
-void SzArchiveDatabaseFree(CArchiveDatabase *db, void (*freeFunc)(void *))
-{
-  UInt32 i;
-  for (i = 0; i < db->NumFolders; i++)
-    SzFolderFree(&db->Folders[i], freeFunc);
-  for (i = 0; i < db->NumFiles; i++)
-    SzFileFree(&db->Files[i], freeFunc);
-  freeFunc(db->PackSizes);
-  freeFunc(db->PackCRCsDefined);
-  freeFunc(db->PackCRCs);
-  freeFunc(db->Folders);
-  freeFunc(db->Files);
-  SzArchiveDatabaseInit(db);
-}

C/Archive/7z/7zItem.h

@@ -1,95 +0,0 @@
-/* 7zItem.h */
-
-#ifndef __7Z_ITEM_H
-#define __7Z_ITEM_H
-
-#include "7zMethodID.h"
-#include "7zHeader.h"
-#include "7zBuffer.h"
-
-typedef struct _CCoderInfo
-{
-  UInt32 NumInStreams;
-  UInt32 NumOutStreams;
-  CMethodID MethodID;
-  CSzByteBuffer Properties;
-}CCoderInfo;
-
-void SzCoderInfoInit(CCoderInfo *coder);
-void SzCoderInfoFree(CCoderInfo *coder, void (*freeFunc)(void *p));
-
-typedef struct _CBindPair
-{
-  UInt32 InIndex;
-  UInt32 OutIndex;
-}CBindPair;
-
-typedef struct _CFolder
-{
-  UInt32 NumCoders;
-  CCoderInfo *Coders;
-  UInt32 NumBindPairs;
-  CBindPair *BindPairs;
-  UInt32 NumPackStreams; 
-  UInt32 *PackStreams;
-  CFileSize *UnPackSizes;
-  int UnPackCRCDefined;
-  UInt32 UnPackCRC;
-
-  UInt32 NumUnPackStreams;
-}CFolder;
-
-void SzFolderInit(CFolder *folder);
-CFileSize SzFolderGetUnPackSize(CFolder *folder);
-int SzFolderFindBindPairForInStream(CFolder *folder, UInt32 inStreamIndex);
-UInt32 SzFolderGetNumOutStreams(CFolder *folder);
-CFileSize SzFolderGetUnPackSize(CFolder *folder);
-
-typedef struct _CArchiveFileTime
-{
-  UInt32 Low;
-  UInt32 High;
-} CArchiveFileTime;
-
-typedef struct _CFileItem
-{
-  CArchiveFileTime LastWriteTime;
-  /*
-  CFileSize StartPos;
-  UInt32 Attributes; 
-  */
-  CFileSize Size;
-  UInt32 FileCRC;
-  char *Name;
-
-  Byte IsFileCRCDefined;
-  Byte HasStream;
-  Byte IsDirectory;
-  Byte IsAnti;
-  Byte IsLastWriteTimeDefined;
-  /*
-  int AreAttributesDefined;
-  int IsLastWriteTimeDefined;
-  int IsStartPosDefined;
-  */
-}CFileItem;
-
-void SzFileInit(CFileItem *fileItem);
-
-typedef struct _CArchiveDatabase
-{
-  UInt32 NumPackStreams;
-  CFileSize *PackSizes;
-  Byte *PackCRCsDefined;
-  UInt32 *PackCRCs;
-  UInt32 NumFolders;
-  CFolder *Folders;
-  UInt32 NumFiles;
-  CFileItem *Files;
-}CArchiveDatabase;
-
-void SzArchiveDatabaseInit(CArchiveDatabase *db);
-void SzArchiveDatabaseFree(CArchiveDatabase *db, void (*freeFunc)(void *));
-
-
-#endif

C/Archive/7z/7zMain.c

@@ -1,428 +0,0 @@
-/* 
-7zMain.c
-Test application for 7z Decoder
-LZMA SDK 4.43 Copyright (c) 1999-2006 Igor Pavlov (2006-06-04)
-*/
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#ifdef _WIN32
-#define USE_WINDOWS_FUNCTIONS
-#endif
-
-#ifdef USE_WINDOWS_FUNCTIONS
-#include <windows.h>
-#endif
-
-#include "7zIn.h"
-#include "7zExtract.h"
-
-#include "../../7zCrc.h"
-
-
-#ifdef USE_WINDOWS_FUNCTIONS
-typedef HANDLE MY_FILE_HANDLE;
-#else
-typedef FILE *MY_FILE_HANDLE;
-#endif
-
-void ConvertNumberToString(CFileSize value, char *s)
-{
-  char temp[32];
-  int pos = 0;
-  do 
-  {
-    temp[pos++] = (char)('0' + (int)(value % 10));
-    value /= 10;
-  }
-  while (value != 0);
-  do
-    *s++ = temp[--pos];
-  while(pos > 0);
-  *s = '\0';
-}
-
-#define PERIOD_4 (4 * 365 + 1)
-#define PERIOD_100 (PERIOD_4 * 25 - 1)
-#define PERIOD_400 (PERIOD_100 * 4 + 1)
-
-void ConvertFileTimeToString(CArchiveFileTime *ft, char *s)
-{
-  unsigned year, mon, day, hour, min, sec;
-  UInt64 v64 = ft->Low | ((UInt64)ft->High << 32);
-  Byte ms[] = { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
-  unsigned temp;
-  UInt32 v; 
-  v64 /= 10000000;
-  sec = (unsigned)(v64 % 60);
-  v64 /= 60;
-  min = (unsigned)(v64 % 60);
-  v64 /= 60;
-  hour = (unsigned)(v64 % 24);
-  v64 /= 24;
-
-  v = (UInt32)v64;
-
-  year = (unsigned)(1601 + v / PERIOD_400 * 400);
-  v %= PERIOD_400;
-
-  temp = (unsigned)(v / PERIOD_100);
-  if (temp == 4)
-    temp = 3;
-  year += temp * 100;
-  v -= temp * PERIOD_100;
-
-  temp = v / PERIOD_4;
-  if (temp == 25)
-    temp = 24;
-  year += temp * 4;
-  v -= temp * PERIOD_4;
-
-  temp = v / 365;
-  if (temp == 4)
-    temp = 3;
-  year += temp;
-  v -= temp * 365;
-
-  if (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0))
-    ms[1] = 29;
-  for (mon = 1; mon <= 12; mon++)
-  {
-    unsigned s = ms[mon - 1];
-    if (v < s)
-      break;
-    v -= s;
-  }
-  day = (unsigned)v + 1;
-  sprintf(s, "%04d-%02d-%02d %02d:%02d:%02d", year, mon, day, hour, min, sec);
-}
-
-
-#ifdef USE_WINDOWS_FUNCTIONS
-/*
-   ReadFile and WriteFile functions in Windows have BUG:
-   If you Read or Write 64MB or more (probably min_failure_size = 64MB - 32KB + 1) 
-   from/to Network file, it returns ERROR_NO_SYSTEM_RESOURCES 
-   (Insufficient system resources exist to complete the requested service).
-*/
-#define kChunkSizeMax (1 << 24)
-#endif
-
-size_t MyReadFile(MY_FILE_HANDLE file, void *data, size_t size)
-{ 
-  if (size == 0)
-    return 0;
-  #ifdef USE_WINDOWS_FUNCTIONS
-  {
-    size_t processedSize = 0;
-    do
-    {
-      DWORD curSize = (size > kChunkSizeMax) ? kChunkSizeMax : (DWORD)size;
-      DWORD processedLoc = 0;
-      BOOL res = ReadFile(file, data, curSize, &processedLoc, NULL);
-      data = (void *)((unsigned char *)data + processedLoc);
-      size -= processedLoc;
-      processedSize += processedLoc;
-      if (!res || processedLoc == 0)
-        break;
-    }
-    while (size > 0);
-    return processedSize;
-  }
-  #else
-  return fread(data, 1, size, file); 
-  #endif
-}
-
-size_t MyWriteFile(MY_FILE_HANDLE file, void *data, size_t size)
-{ 
-  if (size == 0)
-    return 0;
-  #ifdef USE_WINDOWS_FUNCTIONS
-  {
-    size_t processedSize = 0;
-    do
-    {
-      DWORD curSize = (size > kChunkSizeMax) ? kChunkSizeMax : (DWORD)size;
-      DWORD processedLoc = 0;
-      BOOL res = WriteFile(file, data, curSize, &processedLoc, NULL);
-      data = (void *)((unsigned char *)data + processedLoc);
-      size -= processedLoc;
-      processedSize += processedLoc;
-      if (!res)
-        break;
-    }
-    while (size > 0);
-    return processedSize;
-  }
-  #else
-  return fwrite(data, 1, size, file); 
-  #endif
-}
-
-int MyCloseFile(MY_FILE_HANDLE file)
-{ 
-  #ifdef USE_WINDOWS_FUNCTIONS
-  return (CloseHandle(file) != FALSE) ? 0 : 1;
-  #else
-  return fclose(file); 
-  #endif
-}
-
-typedef struct _CFileInStream
-{
-  ISzInStream InStream;
-  MY_FILE_HANDLE File;
-} CFileInStream;
-
-#ifdef _LZMA_IN_CB
-
-#define kBufferSize (1 << 12)
-Byte g_Buffer[kBufferSize];
-
-SZ_RESULT SzFileReadImp(void *object, void **buffer, size_t maxRequiredSize, size_t *processedSize)
-{
-  CFileInStream *s = (CFileInStream *)object;
-  size_t processedSizeLoc;
-  if (maxRequiredSize > kBufferSize)
-    maxRequiredSize = kBufferSize;
-  processedSizeLoc = MyReadFile(s->File, g_Buffer, maxRequiredSize);
-  *buffer = g_Buffer;
-  if (processedSize != 0)
-    *processedSize = processedSizeLoc;
-  return SZ_OK;
-}
-
-#else
-
-SZ_RESULT SzFileReadImp(void *object, void *buffer, size_t size, size_t *processedSize)
-{
-  CFileInStream *s = (CFileInStream *)object;
-  size_t processedSizeLoc = MyReadFile(s->File, buffer, size);
-  if (processedSize != 0)
-    *processedSize = processedSizeLoc;
-  return SZ_OK;
-}
-
-#endif
-
-SZ_RESULT SzFileSeekImp(void *object, CFileSize pos)
-{
-  CFileInStream *s = (CFileInStream *)object;
-
-  #ifdef USE_WINDOWS_FUNCTIONS
-  {
-    LARGE_INTEGER value;
-    value.LowPart = (DWORD)pos;
-    value.HighPart = (LONG)((UInt64)pos >> 32);
-    #ifdef _SZ_FILE_SIZE_32
-    /* VC 6.0 has bug with >> 32 shifts. */
-    value.HighPart = 0;
-    #endif
-    value.LowPart = SetFilePointer(s->File, value.LowPart, &value.HighPart, FILE_BEGIN);
-    if (value.LowPart == 0xFFFFFFFF)
-      if(GetLastError() != NO_ERROR) 
-        return SZE_FAIL;
-    return SZ_OK;
-  }
-  #else
-  int res = fseek(s->File, (long)pos, SEEK_SET);
-  if (res == 0)
-    return SZ_OK;
-  return SZE_FAIL;
-  #endif
-}
-
-void PrintError(char *sz)
-{
-  printf("\nERROR: %s\n", sz);
-}
-
-int main(int numargs, char *args[])
-{
-  CFileInStream archiveStream;
-  CArchiveDatabaseEx db;
-  SZ_RESULT res;
-  ISzAlloc allocImp;
-  ISzAlloc allocTempImp;
-
-  printf("\n7z ANSI-C Decoder 4.48  Copyright (c) 1999-2007 Igor Pavlov  2007-06-21\n");
-  if (numargs == 1)
-  {
-    printf(
-      "\nUsage: 7zDec <command> <archive_name>\n\n"
-      "<Commands>\n"
-      "  e: Extract files from archive\n"
-      "  l: List contents of archive\n"
-      "  t: Test integrity of archive\n");
-    return 0;
-  }
-  if (numargs < 3)
-  {
-    PrintError("incorrect command");
-    return 1;
-  }
-
-  archiveStream.File = 
-  #ifdef USE_WINDOWS_FUNCTIONS
-  CreateFile(args[2], GENERIC_READ, FILE_SHARE_READ, 
-      NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
-  if (archiveStream.File == INVALID_HANDLE_VALUE)
-  #else
-  archiveStream.File = fopen(args[2], "rb");
-  if (archiveStream.File == 0)
-  #endif
-  {
-    PrintError("can not open input file");
-    return 1;
-  }
-
-  archiveStream.InStream.Read = SzFileReadImp;
-  archiveStream.InStream.Seek = SzFileSeekImp;
-
-  allocImp.Alloc = SzAlloc;
-  allocImp.Free = SzFree;
-
-  allocTempImp.Alloc = SzAllocTemp;
-  allocTempImp.Free = SzFreeTemp;
-
-  CrcGenerateTable();
-
-  SzArDbExInit(&db);
-  res = SzArchiveOpen(&archiveStream.InStream, &db, &allocImp, &allocTempImp);
-  if (res == SZ_OK)
-  {
-    char *command = args[1];
-    int listCommand = 0;
-    int testCommand = 0;
-    int extractCommand = 0;
-    if (strcmp(command, "l") == 0)
-      listCommand = 1;
-    if (strcmp(command, "t") == 0)
-      testCommand = 1;
-    else if (strcmp(command, "e") == 0)
-      extractCommand = 1;
-
-    if (listCommand)
-    {
-      UInt32 i;
-      for (i = 0; i < db.Database.NumFiles; i++)
-      {
-        CFileItem *f = db.Database.Files + i;
-        char s[32], t[32];
-        ConvertNumberToString(f->Size, s);
-        if (f->IsLastWriteTimeDefined)
-          ConvertFileTimeToString(&f->LastWriteTime, t);
-        else
-          strcpy(t, "                   ");
-
-        printf("%10s %s  %s\n", s, t, f->Name);
-      }
-    }
-    else if (testCommand || extractCommand)
-    {
-      UInt32 i;
-
-      /*
-      if you need cache, use these 3 variables.
-      if you use external function, you can make these variable as static.
-      */
-      UInt32 blockIndex = 0xFFFFFFFF; /* it can have any value before first call (if outBuffer = 0) */
-      Byte *outBuffer = 0; /* it must be 0 before first call for each new archive. */
-      size_t outBufferSize = 0;  /* it can have any value before first call (if outBuffer = 0) */
-
-      printf("\n");
-      for (i = 0; i < db.Database.NumFiles; i++)
-      {
-        size_t offset;
-        size_t outSizeProcessed;
-        CFileItem *f = db.Database.Files + i;
-        if (f->IsDirectory)
-          printf("Directory ");
-        else
-          printf(testCommand ? 
-            "Testing   ":
-            "Extracting");
-        printf(" %s", f->Name);
-        if (f->IsDirectory)
-        {
-          printf("\n");
-          continue;
-        }
-        res = SzExtract(&archiveStream.InStream, &db, i, 
-            &blockIndex, &outBuffer, &outBufferSize, 
-            &offset, &outSizeProcessed, 
-            &allocImp, &allocTempImp);
-        if (res != SZ_OK)
-          break;
-        if (!testCommand)
-        {
-          MY_FILE_HANDLE outputHandle;
-          size_t processedSize;
-          char *fileName = f->Name;
-          size_t nameLen = strlen(f->Name);
-          for (; nameLen > 0; nameLen--)
-            if (f->Name[nameLen - 1] == '/')
-            {
-              fileName = f->Name + nameLen;
-              break;
-            }
-            
-          outputHandle = 
-          #ifdef USE_WINDOWS_FUNCTIONS
-            CreateFile(fileName, GENERIC_WRITE, FILE_SHARE_READ, 
-                NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
-          if (outputHandle == INVALID_HANDLE_VALUE)
-          #else
-          fopen(fileName, "wb+");
-          if (outputHandle == 0)
-          #endif
-          {
-            PrintError("can not open output file");
-            res = SZE_FAIL;
-            break;
-          }
-          processedSize = MyWriteFile(outputHandle, outBuffer + offset, outSizeProcessed);
-          if (processedSize != outSizeProcessed)
-          {
-            PrintError("can not write output file");
-            res = SZE_FAIL;
-            break;
-          }
-          if (MyCloseFile(outputHandle))
-          {
-            PrintError("can not close output file");
-            res = SZE_FAIL;
-            break;
-          }
-        }
-        printf("\n");
-      }
-      allocImp.Free(outBuffer);
-    }
-    else
-    {
-      PrintError("incorrect command");
-      res = SZE_FAIL;
-    }
-  }
-  SzArDbExFree(&db, allocImp.Free);
-
-  MyCloseFile(archiveStream.File);
-  if (res == SZ_OK)
-  {
-    printf("\nEverything is Ok\n");
-    return 0;
-  }
-  if (res == (SZ_RESULT)SZE_NOTIMPL)
-    PrintError("decoder doesn't support this archive");
-  else if (res == (SZ_RESULT)SZE_OUTOFMEMORY)
-    PrintError("can not allocate memory");
-  else if (res == (SZ_RESULT)SZE_CRC_ERROR)
-    PrintError("CRC error");
-  else     
-    printf("\nERROR #%d\n", res);
-  return 1;
-}

C/Archive/7z/7zMethodID.c

@@ -1,10 +0,0 @@
-/* 7zMethodID.c */
-
-#include "7zMethodID.h"
-
-/*
-int AreMethodsEqual(CMethodID *a1, CMethodID *a2)
-{
-  return (*a1 == *a2) ? 1 : 0;
-}
-*/

C/Archive/7z/7zMethodID.h

@@ -1,10 +0,0 @@
-/* 7zMethodID.h */
-
-#ifndef __7Z_METHOD_ID_H
-#define __7Z_METHOD_ID_H
-
-#include "../../Types.h"
-
-typedef UInt64 CMethodID;
-
-#endif

C/Archive/7z/makefile

@@ -1,74 +0,0 @@
-PROG = 7zDec.exe
-
-!IFDEF CPU
-LIBS = $(LIBS) bufferoverflowU.lib 
-CFLAGS = $(CFLAGS) -GS- -Zc:forScope -WX -GS- -Gy -W4 
-!ENDIF
-
-!IFNDEF O
-!IFDEF CPU
-O=$(CPU)
-!ELSE
-O=O
-!ENDIF
-!ENDIF
-
-CFLAGS = $(CFLAGS) -nologo -c -Fo$O/ -D_LZMA_IN_CB
-CFLAGS_O1 = $(CFLAGS) -O1
-CFLAGS_O2 = $(CFLAGS) -O2
-
-LFLAGS = $(LFLAGS) -nologo -OPT:NOWIN98 -OPT:REF
-
-PROGPATH = $O\$(PROG)
-
-COMPL_O1   = $(CPP) $(CFLAGS_O1) $**
-COMPL_O2   = $(CPP) $(CFLAGS_O2) $**
-COMPL      = $(CPP) $(CFLAGS_O1) $**
-
-C_OBJS = \
-  $O\7zCrc.obj \
-
-
-7Z_OBJS = \
-  $O\7zAlloc.obj \
-  $O\7zBuffer.obj \
-  $O\7zDecode.obj \
-  $O\7zExtract.obj \
-  $O\7zHeader.obj \
-  $O\7zIn.obj \
-  $O\7zItem.obj \
-  $O\7zMain.obj \
-  $O\7zMethodID.obj \
-
-OBJS = \
-  $(7Z_OBJS) \
-  $O\LzmaDecode.obj \
-  $O\BranchX86.obj \
-  $O\BranchX86_2.obj \
-  $(C_OBJS) \
-
-all: $(PROGPATH) 
-
-clean:
-	-del /Q $(PROGPATH) $O\*.exe $O\*.dll $O\*.obj $O\*.lib $O\*.exp $O\*.res $O\*.pch 
-
-$O:
-	if not exist "$O" mkdir "$O"
-
-$(PROGPATH): $O $(OBJS)
-	link $(LFLAGS) -out:$(PROGPATH) $(OBJS) $(LIBS)
-
-
-$(7Z_OBJS): $(*B).c
-	$(COMPL)
-$O\LzmaDecode.obj: ../../Compress/Lzma/$(*B).c
-	$(COMPL_O2)
-
-$O\BranchX86.obj: ../../Compress/Branch/$(*B).c
-	$(COMPL_O2)
-
-$O\BranchX86_2.obj: ../../Compress/Branch/$(*B).c
-	$(COMPL_O2)
-
-$(C_OBJS): ../../$(*B).c
-	$(COMPL_O2)

C/Archive/7z/makefile.gcc

@@ -1,55 +0,0 @@
-PROG = 7zDec
-CXX = g++
-LIB = 
-RM = rm -f
-CFLAGS = -c -O2 -Wall -D_LZMA_IN_CB
-
-OBJS = 7zAlloc.o 7zBuffer.o 7zCrc.o 7zDecode.o 7zExtract.o 7zHeader.o 7zIn.o 7zItem.o 7zMain.o 7zMethodID.o LzmaDecode.o BranchX86.o BranchX86_2.o
-
-all: $(PROG)
-
-$(PROG): $(OBJS)
-	$(CXX) -o $(PROG) $(LDFLAGS) $(OBJS) $(LIB)
-
-7zAlloc.o: 7zAlloc.c
-	$(CXX) $(CFLAGS) 7zAlloc.c
-
-7zBuffer.o: 7zBuffer.c
-	$(CXX) $(CFLAGS) 7zBuffer.c
-
-7zCrc.o: ../../7zCrc.c
-	$(CXX) $(CFLAGS) ../../7zCrc.c
-
-7zDecode.o: 7zDecode.c
-	$(CXX) $(CFLAGS) 7zDecode.c
-
-7zExtract.o: 7zExtract.c
-	$(CXX) $(CFLAGS) 7zExtract.c
-
-7zHeader.o: 7zHeader.c
-	$(CXX) $(CFLAGS) 7zHeader.c
-
-7zIn.o: 7zIn.c
-	$(CXX) $(CFLAGS) 7zIn.c
-
-7zItem.o: 7zItem.c
-	$(CXX) $(CFLAGS) 7zItem.c
-
-7zMain.o: 7zMain.c
-	$(CXX) $(CFLAGS) 7zMain.c
-
-7zMethodID.o: 7zMethodID.c
-	$(CXX) $(CFLAGS) 7zMethodID.c
-
-LzmaDecode.o: ../../Compress/Lzma/LzmaDecode.c
-	$(CXX) $(CFLAGS) ../../Compress/Lzma/LzmaDecode.c
-
-BranchX86.o: ../../Compress/Branch/BranchX86.c
-	$(CXX) $(CFLAGS) ../../Compress/Branch/BranchX86.c
-
-BranchX86_2.o: ../../Compress/Branch/BranchX86_2.c
-	$(CXX) $(CFLAGS) ../../Compress/Branch/BranchX86_2.c
-
-clean:
-	-$(RM) $(PROG) $(OBJS)
-

C/Bcj2.c

@@ -0,0 +1,256 @@
+/* Bcj2.c -- BCJ2 Decoder (Converter for x86 code)
+2015-08-01 : Igor Pavlov : Public domain */
+
+#include "Precomp.h"
+
+#include "Bcj2.h"
+#include "CpuArch.h"
+
+#define CProb UInt16
+
+#define kTopValue ((UInt32)1 << 24)
+#define kNumModelBits 11
+#define kBitModelTotal (1 << kNumModelBits)
+#define kNumMoveBits 5
+
+#define _IF_BIT_0 ttt = *prob; bound = (p->range >> kNumModelBits) * ttt; if (p->code < bound)
+#define _UPDATE_0 p->range = bound; *prob = (CProb)(ttt + ((kBitModelTotal - ttt) >> kNumMoveBits));
+#define _UPDATE_1 p->range -= bound; p->code -= bound; *prob = (CProb)(ttt - (ttt >> kNumMoveBits));
+
+void Bcj2Dec_Init(CBcj2Dec *p)
+{
+  unsigned i;
+
+  p->state = BCJ2_DEC_STATE_OK;
+  p->ip = 0;
+  p->temp[3] = 0;
+  p->range = 0;
+  p->code = 0;
+  for (i = 0; i < sizeof(p->probs) / sizeof(p->probs[0]); i++)
+    p->probs[i] = kBitModelTotal >> 1;
+}
+
+SRes Bcj2Dec_Decode(CBcj2Dec *p)
+{
+  if (p->range <= 5)
+  {
+    p->state = BCJ2_DEC_STATE_OK;
+    for (; p->range != 5; p->range++)
+    {
+      if (p->range == 1 && p->code != 0)
+        return SZ_ERROR_DATA;
+      
+      if (p->bufs[BCJ2_STREAM_RC] == p->lims[BCJ2_STREAM_RC])
+      {
+        p->state = BCJ2_STREAM_RC;
+        return SZ_OK;
+      }
+
+      p->code = (p->code << 8) | *(p->bufs[BCJ2_STREAM_RC])++;
+    }
+    
+    if (p->code == 0xFFFFFFFF)
+      return SZ_ERROR_DATA;
+    
+    p->range = 0xFFFFFFFF;
+  }
+  else if (p->state >= BCJ2_DEC_STATE_ORIG_0)
+  {
+    while (p->state <= BCJ2_DEC_STATE_ORIG_3)
+    {
+      Byte *dest = p->dest;
+      if (dest == p->destLim)
+        return SZ_OK;
+      *dest = p->temp[p->state++ - BCJ2_DEC_STATE_ORIG_0];
+      p->dest = dest + 1;
+    }
+  }
+
+  /*
+  if (BCJ2_IS_32BIT_STREAM(p->state))
+  {
+    const Byte *cur = p->bufs[p->state];
+    if (cur == p->lims[p->state])
+      return SZ_OK;
+    p->bufs[p->state] = cur + 4;
+    
+    {
+      UInt32 val;
+      Byte *dest;
+      SizeT rem;
+      
+      p->ip += 4;
+      val = GetBe32(cur) - p->ip;
+      dest = p->dest;
+      rem = p->destLim - dest;
+      if (rem < 4)
+      {
+        SizeT i;
+        SetUi32(p->temp, val);
+        for (i = 0; i < rem; i++)
+          dest[i] = p->temp[i];
+        p->dest = dest + rem;
+        p->state = BCJ2_DEC_STATE_ORIG_0 + (unsigned)rem;
+        return SZ_OK;
+      }
+      SetUi32(dest, val);
+      p->temp[3] = (Byte)(val >> 24);
+      p->dest = dest + 4;
+      p->state = BCJ2_DEC_STATE_OK;
+    }
+  }
+  */
+
+  for (;;)
+  {
+    if (BCJ2_IS_32BIT_STREAM(p->state))
+      p->state = BCJ2_DEC_STATE_OK;
+    else
+    {
+      if (p->range < kTopValue)
+      {
+        if (p->bufs[BCJ2_STREAM_RC] == p->lims[BCJ2_STREAM_RC])
+        {
+          p->state = BCJ2_STREAM_RC;
+          return SZ_OK;
+        }
+        p->range <<= 8;
+        p->code = (p->code << 8) | *(p->bufs[BCJ2_STREAM_RC])++;
+      }
+
+      {
+        const Byte *src = p->bufs[BCJ2_STREAM_MAIN];
+        const Byte *srcLim;
+        Byte *dest;
+        SizeT num = p->lims[BCJ2_STREAM_MAIN] - src;
+        
+        if (num == 0)
+        {
+          p->state = BCJ2_STREAM_MAIN;
+          return SZ_OK;
+        }
+        
+        dest = p->dest;
+        if (num > (SizeT)(p->destLim - dest))
+        {
+          num = p->destLim - dest;
+          if (num == 0)
+          {
+            p->state = BCJ2_DEC_STATE_ORIG;
+            return SZ_OK;
+          }
+        }
+       
+        srcLim = src + num;
+
+        if (p->temp[3] == 0x0F && (src[0] & 0xF0) == 0x80)
+          *dest = src[0];
+        else for (;;)
+        {
+          Byte b = *src;
+          *dest = b;
+          if (b != 0x0F)
+          {
+            if ((b & 0xFE) == 0xE8)
+              break;
+            dest++;
+            if (++src != srcLim)
+              continue;
+            break;
+          }
+          dest++;
+          if (++src == srcLim)
+            break;
+          if ((*src & 0xF0) != 0x80)
+            continue;
+          *dest = *src;
+          break;
+        }
+        
+        num = src - p->bufs[BCJ2_STREAM_MAIN];
+        
+        if (src == srcLim)
+        {
+          p->temp[3] = src[-1];
+          p->bufs[BCJ2_STREAM_MAIN] = src;
+          p->ip += (UInt32)num;
+          p->dest += num;
+          p->state =
+            p->bufs[BCJ2_STREAM_MAIN] ==
+            p->lims[BCJ2_STREAM_MAIN] ?
+              (unsigned)BCJ2_STREAM_MAIN :
+              (unsigned)BCJ2_DEC_STATE_ORIG;
+          return SZ_OK;
+        }
+        
+        {
+          UInt32 bound, ttt;
+          CProb *prob;
+          Byte b = src[0];
+          Byte prev = (Byte)(num == 0 ? p->temp[3] : src[-1]);
+          
+          p->temp[3] = b;
+          p->bufs[BCJ2_STREAM_MAIN] = src + 1;
+          num++;
+          p->ip += (UInt32)num;
+          p->dest += num;
+          
+          prob = p->probs + (unsigned)(b == 0xE8 ? 2 + (unsigned)prev : (b == 0xE9 ? 1 : 0));
+          
+          _IF_BIT_0
+          {
+            _UPDATE_0
+            continue;
+          }
+          _UPDATE_1
+            
+        }
+      }
+    }
+
+    {
+      UInt32 val;
+      unsigned cj = (p->temp[3] == 0xE8) ? BCJ2_STREAM_CALL : BCJ2_STREAM_JUMP;
+      const Byte *cur = p->bufs[cj];
+      Byte *dest;
+      SizeT rem;
+      
+      if (cur == p->lims[cj])
+      {
+        p->state = cj;
+        break;
+      }
+      
+      val = GetBe32(cur);
+      p->bufs[cj] = cur + 4;
+
+      p->ip += 4;
+      val -= p->ip;
+      dest = p->dest;
+      rem = p->destLim - dest;
+      
+      if (rem < 4)
+      {
+        SizeT i;
+        SetUi32(p->temp, val);
+        for (i = 0; i < rem; i++)
+          dest[i] = p->temp[i];
+        p->dest = dest + rem;
+        p->state = BCJ2_DEC_STATE_ORIG_0 + (unsigned)rem;
+        break;
+      }
+      
+      SetUi32(dest, val);
+      p->temp[3] = (Byte)(val >> 24);
+      p->dest = dest + 4;
+    }
+  }
+
+  if (p->range < kTopValue && p->bufs[BCJ2_STREAM_RC] != p->lims[BCJ2_STREAM_RC])
+  {
+    p->range <<= 8;
+    p->code = (p->code << 8) | *(p->bufs[BCJ2_STREAM_RC])++;
+  }
+
+  return SZ_OK;
+}

C/Bcj2.h

@@ -0,0 +1,146 @@
+/* Bcj2.h -- BCJ2 Converter for x86 code
+2014-11-10 : Igor Pavlov : Public domain */
+
+#ifndef __BCJ2_H
+#define __BCJ2_H
+
+#include "7zTypes.h"
+
+EXTERN_C_BEGIN
+
+#define BCJ2_NUM_STREAMS 4
+
+enum
+{
+  BCJ2_STREAM_MAIN,
+  BCJ2_STREAM_CALL,
+  BCJ2_STREAM_JUMP,
+  BCJ2_STREAM_RC
+};
+
+enum
+{
+  BCJ2_DEC_STATE_ORIG_0 = BCJ2_NUM_STREAMS,
+  BCJ2_DEC_STATE_ORIG_1,
+  BCJ2_DEC_STATE_ORIG_2,
+  BCJ2_DEC_STATE_ORIG_3,
+  
+  BCJ2_DEC_STATE_ORIG,
+  BCJ2_DEC_STATE_OK
+};
+
+enum
+{
+  BCJ2_ENC_STATE_ORIG = BCJ2_NUM_STREAMS,
+  BCJ2_ENC_STATE_OK
+};
+
+
+#define BCJ2_IS_32BIT_STREAM(s) ((s) == BCJ2_STREAM_CALL || (s) == BCJ2_STREAM_JUMP)
+
+/*
+CBcj2Dec / CBcj2Enc
+bufs sizes:
+  BUF_SIZE(n) = lims[n] - bufs[n]
+bufs sizes for BCJ2_STREAM_CALL and BCJ2_STREAM_JUMP must be mutliply of 4:
+    (BUF_SIZE(BCJ2_STREAM_CALL) & 3) == 0
+    (BUF_SIZE(BCJ2_STREAM_JUMP) & 3) == 0
+*/
+
+/*
+CBcj2Dec:
+dest is allowed to overlap with bufs[BCJ2_STREAM_MAIN], with the following conditions:
+  bufs[BCJ2_STREAM_MAIN] >= dest &&
+  bufs[BCJ2_STREAM_MAIN] - dest >= tempReserv +
+        BUF_SIZE(BCJ2_STREAM_CALL) +
+        BUF_SIZE(BCJ2_STREAM_JUMP)
+     tempReserv = 0 : for first call of Bcj2Dec_Decode
+     tempReserv = 4 : for any other calls of Bcj2Dec_Decode
+  overlap with offset = 1 is not allowed
+*/
+
+typedef struct
+{
+  const Byte *bufs[BCJ2_NUM_STREAMS];
+  const Byte *lims[BCJ2_NUM_STREAMS];
+  Byte *dest;
+  const Byte *destLim;
+
+  unsigned state; /* BCJ2_STREAM_MAIN has more priority than BCJ2_STATE_ORIG */
+
+  UInt32 ip;
+  Byte temp[4];
+  UInt32 range;
+  UInt32 code;
+  UInt16 probs[2 + 256];
+} CBcj2Dec;
+
+void Bcj2Dec_Init(CBcj2Dec *p);
+
+/* Returns: SZ_OK or SZ_ERROR_DATA */
+SRes Bcj2Dec_Decode(CBcj2Dec *p);
+
+#define Bcj2Dec_IsFinished(_p_) ((_p_)->code == 0)
+
+
+
+typedef enum
+{
+  BCJ2_ENC_FINISH_MODE_CONTINUE,
+  BCJ2_ENC_FINISH_MODE_END_BLOCK,
+  BCJ2_ENC_FINISH_MODE_END_STREAM
+} EBcj2Enc_FinishMode;
+
+typedef struct
+{
+  Byte *bufs[BCJ2_NUM_STREAMS];
+  const Byte *lims[BCJ2_NUM_STREAMS];
+  const Byte *src;
+  const Byte *srcLim;
+
+  unsigned state;
+  EBcj2Enc_FinishMode finishMode;
+
+  Byte prevByte;
+
+  Byte cache;
+  UInt32 range;
+  UInt64 low;
+  UInt64 cacheSize;
+
+  UInt32 ip;
+
+  /* 32-bit ralative offset in JUMP/CALL commands is
+       - (mod 4 GB)   in 32-bit mode
+       - signed Int32 in 64-bit mode
+     We use (mod 4 GB) check for fileSize.
+     Use fileSize up to 2 GB, if you want to support 32-bit and 64-bit code conversion. */
+  UInt32 fileIp;
+  UInt32 fileSize;    /* (fileSize <= ((UInt32)1 << 31)), 0 means no_limit */
+  UInt32 relatLimit;  /* (relatLimit <= ((UInt32)1 << 31)), 0 means desable_conversion */
+
+  UInt32 tempTarget;
+  unsigned tempPos;
+  Byte temp[4 * 2];
+
+  unsigned flushPos;
+  
+  UInt16 probs[2 + 256];
+} CBcj2Enc;
+
+void Bcj2Enc_Init(CBcj2Enc *p);
+void Bcj2Enc_Encode(CBcj2Enc *p);
+
+#define Bcj2Enc_Get_InputData_Size(p) ((SizeT)((p)->srcLim - (p)->src) + (p)->tempPos)
+#define Bcj2Enc_IsFinished(p) ((p)->flushPos == 5)
+
+
+#define BCJ2_RELAT_LIMIT_NUM_BITS 26
+#define BCJ2_RELAT_LIMIT ((UInt32)1 << BCJ2_RELAT_LIMIT_NUM_BITS)
+
+/* limit for CBcj2Enc::fileSize variable */
+#define BCJ2_FileSize_MAX ((UInt32)1 << 31)
+
+EXTERN_C_END
+
+#endif

C/Bcj2Enc.c

@@ -0,0 +1,312 @@
+/* Bcj2Enc.c -- BCJ2 Encoder (Converter for x86 code)
+2014-11-10 : Igor Pavlov : Public domain */
+
+#include "Precomp.h"
+
+/* #define SHOW_STAT */
+
+#ifdef SHOW_STAT
+#include <stdio.h>
+#define PRF(x) x
+#else
+#define PRF(x)
+#endif
+
+#include <windows.h>
+#include <string.h>
+
+#include "Bcj2.h"
+#include "CpuArch.h"
+
+#define CProb UInt16
+
+#define kTopValue ((UInt32)1 << 24)
+#define kNumModelBits 11
+#define kBitModelTotal (1 << kNumModelBits)
+#define kNumMoveBits 5
+
+void Bcj2Enc_Init(CBcj2Enc *p)
+{
+  unsigned i;
+
+  p->state = BCJ2_ENC_STATE_OK;
+  p->finishMode = BCJ2_ENC_FINISH_MODE_CONTINUE;
+
+  p->prevByte = 0;
+
+  p->cache = 0;
+  p->range = 0xFFFFFFFF;
+  p->low = 0;
+  p->cacheSize = 1;
+
+  p->ip = 0;
+
+  p->fileIp = 0;
+  p->fileSize = 0;
+  p->relatLimit = BCJ2_RELAT_LIMIT;
+
+  p->tempPos = 0;
+
+  p->flushPos = 0;
+
+  for (i = 0; i < sizeof(p->probs) / sizeof(p->probs[0]); i++)
+    p->probs[i] = kBitModelTotal >> 1;
+}
+
+static Bool MY_FAST_CALL RangeEnc_ShiftLow(CBcj2Enc *p)
+{
+  if ((UInt32)p->low < (UInt32)0xFF000000 || (UInt32)(p->low >> 32) != 0)
+  {
+    Byte *buf = p->bufs[BCJ2_STREAM_RC];
+    do
+    {
+      if (buf == p->lims[BCJ2_STREAM_RC])
+      {
+        p->state = BCJ2_STREAM_RC;
+        p->bufs[BCJ2_STREAM_RC] = buf;
+        return True;
+      }
+      *buf++ = (Byte)(p->cache + (Byte)(p->low >> 32));
+      p->cache = 0xFF;
+    }
+    while (--p->cacheSize);
+    p->bufs[BCJ2_STREAM_RC] = buf;
+    p->cache = (Byte)((UInt32)p->low >> 24);
+  }
+  p->cacheSize++;
+  p->low = (UInt32)p->low << 8;
+  return False;
+}
+
+static void Bcj2Enc_Encode_2(CBcj2Enc *p)
+{
+  if (BCJ2_IS_32BIT_STREAM(p->state))
+  {
+    Byte *cur = p->bufs[p->state];
+    if (cur == p->lims[p->state])
+      return;
+    SetBe32(cur, p->tempTarget);
+    p->bufs[p->state] = cur + 4;
+  }
+
+  p->state = BCJ2_ENC_STATE_ORIG;
+
+  for (;;)
+  {
+    if (p->range < kTopValue)
+    {
+      if (RangeEnc_ShiftLow(p))
+        return;
+      p->range <<= 8;
+    }
+
+    {
+      {
+        const Byte *src = p->src;
+        const Byte *srcLim;
+        Byte *dest;
+        SizeT num = p->srcLim - src;
+
+        if (p->finishMode == BCJ2_ENC_FINISH_MODE_CONTINUE)
+        {
+          if (num <= 4)
+            return;
+          num -= 4;
+        }
+        else if (num == 0)
+          break;
+
+        dest = p->bufs[BCJ2_STREAM_MAIN];
+        if (num > (SizeT)(p->lims[BCJ2_STREAM_MAIN] - dest))
+        {
+          num = p->lims[BCJ2_STREAM_MAIN] - dest;
+          if (num == 0)
+          {
+            p->state = BCJ2_STREAM_MAIN;
+            return;
+          }
+        }
+       
+        srcLim = src + num;
+
+        if (p->prevByte == 0x0F && (src[0] & 0xF0) == 0x80)
+          *dest = src[0];
+        else for (;;)
+        {
+          Byte b = *src;
+          *dest = b;
+          if (b != 0x0F)
+          {
+            if ((b & 0xFE) == 0xE8)
+              break;
+            dest++;
+            if (++src != srcLim)
+              continue;
+            break;
+          }
+          dest++;
+          if (++src == srcLim)
+            break;
+          if ((*src & 0xF0) != 0x80)
+            continue;
+          *dest = *src;
+          break;
+        }
+        
+        num = src - p->src;
+        
+        if (src == srcLim)
+        {
+          p->prevByte = src[-1];
+          p->bufs[BCJ2_STREAM_MAIN] = dest;
+          p->src = src;
+          p->ip += (UInt32)num;
+          continue;
+        }
+ 
+        {
+          Byte context = (Byte)(num == 0 ? p->prevByte : src[-1]);
+          Bool needConvert;
+
+          p->bufs[BCJ2_STREAM_MAIN] = dest + 1;
+          p->ip += (UInt32)num + 1;
+          src++;
+          
+          needConvert = False;
+
+          if ((SizeT)(p->srcLim - src) >= 4)
+          {
+            UInt32 relatVal = GetUi32(src);
+            if ((p->fileSize == 0 || (UInt32)(p->ip + 4 + relatVal - p->fileIp) < p->fileSize)
+                && ((relatVal + p->relatLimit) >> 1) < p->relatLimit)
+              needConvert = True;
+          }
+
+          {
+            UInt32 bound;
+            unsigned ttt;
+            Byte b = src[-1];
+            CProb *prob = p->probs + (unsigned)(b == 0xE8 ? 2 + (unsigned)context : (b == 0xE9 ? 1 : 0));
+
+            ttt = *prob;
+            bound = (p->range >> kNumModelBits) * ttt;
+            
+            if (!needConvert)
+            {
+              p->range = bound;
+              *prob = (CProb)(ttt + ((kBitModelTotal - ttt) >> kNumMoveBits));
+              p->src = src;
+              p->prevByte = b;
+              continue;
+            }
+            
+            p->low += bound;
+            p->range -= bound;
+            *prob = (CProb)(ttt - (ttt >> kNumMoveBits));
+
+            {
+              UInt32 relatVal = GetUi32(src);
+              UInt32 absVal;
+              p->ip += 4;
+              absVal = p->ip + relatVal;
+              p->prevByte = src[3];
+              src += 4;
+              p->src = src;
+              {
+                unsigned cj = (b == 0xE8) ? BCJ2_STREAM_CALL : BCJ2_STREAM_JUMP;
+                Byte *cur = p->bufs[cj];
+                if (cur == p->lims[cj])
+                {
+                  p->state = cj;
+                  p->tempTarget = absVal;
+                  return;
+                }
+                SetBe32(cur, absVal);
+                p->bufs[cj] = cur + 4;
+              }
+            }
+          }
+        }
+      }
+    }
+  }
+
+  if (p->finishMode != BCJ2_ENC_FINISH_MODE_END_STREAM)
+    return;
+
+  for (; p->flushPos < 5; p->flushPos++)
+    if (RangeEnc_ShiftLow(p))
+      return;
+  p->state = BCJ2_ENC_STATE_OK;
+}
+
+
+void Bcj2Enc_Encode(CBcj2Enc *p)
+{
+  PRF(printf("\n"));
+  PRF(printf("---- ip = %8d   tempPos = %8d   src = %8d\n", p->ip, p->tempPos, p->srcLim - p->src));
+
+  if (p->tempPos != 0)
+  {
+    unsigned extra = 0;
+   
+    for (;;)
+    {
+      const Byte *src = p->src;
+      const Byte *srcLim = p->srcLim;
+      unsigned finishMode = p->finishMode;
+      
+      p->src = p->temp;
+      p->srcLim = p->temp + p->tempPos;
+      if (src != srcLim)
+        p->finishMode = BCJ2_ENC_FINISH_MODE_CONTINUE;
+      
+      PRF(printf("     ip = %8d   tempPos = %8d   src = %8d\n", p->ip, p->tempPos, p->srcLim - p->src));
+
+      Bcj2Enc_Encode_2(p);
+      
+      {
+        unsigned num = (unsigned)(p->src - p->temp);
+        unsigned tempPos = p->tempPos - num;
+        unsigned i;
+        p->tempPos = tempPos;
+        for (i = 0; i < tempPos; i++)
+          p->temp[i] = p->temp[i + num];
+      
+        p->src = src;
+        p->srcLim = srcLim;
+        p->finishMode = finishMode;
+        
+        if (p->state != BCJ2_ENC_STATE_ORIG || src == srcLim)
+          return;
+        
+        if (extra >= tempPos)
+        {
+          p->src = src - tempPos;
+          p->tempPos = 0;
+          break;
+        }
+        
+        p->temp[tempPos] = src[0];
+        p->tempPos = tempPos + 1;
+        p->src = src + 1;
+        extra++;
+      }
+    }
+  }
+
+  PRF(printf("++++ ip = %8d   tempPos = %8d   src = %8d\n", p->ip, p->tempPos, p->srcLim - p->src));
+
+  Bcj2Enc_Encode_2(p);
+  
+  if (p->state == BCJ2_ENC_STATE_ORIG)
+  {
+    const Byte *src = p->src;
+    unsigned rem = (unsigned)(p->srcLim - src);
+    unsigned i;
+    for (i = 0; i < rem; i++)
+      p->temp[i] = src[i];
+    p->tempPos = rem;
+    p->src = src + rem;
+  }
+}

C/Blake2.h

@@ -0,0 +1,48 @@
+/* Blake2.h -- BLAKE2 Hash
+2015-06-30 : Igor Pavlov : Public domain
+2015 : Samuel Neves : Public domain */
+
+#ifndef __BLAKE2_H
+#define __BLAKE2_H
+
+#include "7zTypes.h"
+
+EXTERN_C_BEGIN
+
+#define BLAKE2S_BLOCK_SIZE 64
+#define BLAKE2S_DIGEST_SIZE 32
+#define BLAKE2SP_PARALLEL_DEGREE 8
+
+typedef struct
+{
+  UInt32 h[8];
+  UInt32 t[2];
+  UInt32 f[2];
+  Byte buf[BLAKE2S_BLOCK_SIZE];
+  UInt32 bufPos;
+  UInt32 lastNode_f1;
+  UInt32 dummy[2]; /* for sizeof(CBlake2s) alignment */
+} CBlake2s;
+
+/* You need to xor CBlake2s::h[i] with input parameter block after Blake2s_Init0() */
+/*
+void Blake2s_Init0(CBlake2s *p);
+void Blake2s_Update(CBlake2s *p, const Byte *data, size_t size);
+void Blake2s_Final(CBlake2s *p, Byte *digest);
+*/
+
+
+typedef struct
+{
+  CBlake2s S[BLAKE2SP_PARALLEL_DEGREE];
+  unsigned bufPos;
+} CBlake2sp;
+
+
+void Blake2sp_Init(CBlake2sp *p);
+void Blake2sp_Update(CBlake2sp *p, const Byte *data, size_t size);
+void Blake2sp_Final(CBlake2sp *p, Byte *digest);
+
+EXTERN_C_END
+
+#endif

C/Blake2s.c

@@ -0,0 +1,244 @@
+/* Blake2s.c -- BLAKE2s and BLAKE2sp Hash
+2015-06-30 : Igor Pavlov : Public domain
+2015 : Samuel Neves : Public domain */
+
+#include <string.h>
+
+#include "Blake2.h"
+#include "CpuArch.h"
+#include "RotateDefs.h"
+
+#define rotr32 rotrFixed
+
+#define BLAKE2S_NUM_ROUNDS 10
+#define BLAKE2S_FINAL_FLAG (~(UInt32)0)
+
+static const UInt32 k_Blake2s_IV[8] =
+{
+  0x6A09E667UL, 0xBB67AE85UL, 0x3C6EF372UL, 0xA54FF53AUL,
+  0x510E527FUL, 0x9B05688CUL, 0x1F83D9ABUL, 0x5BE0CD19UL
+};
+
+static const Byte k_Blake2s_Sigma[BLAKE2S_NUM_ROUNDS][16] =
+{
+  {  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15 } ,
+  { 14, 10,  4,  8,  9, 15, 13,  6,  1, 12,  0,  2, 11,  7,  5,  3 } ,
+  { 11,  8, 12,  0,  5,  2, 15, 13, 10, 14,  3,  6,  7,  1,  9,  4 } ,
+  {  7,  9,  3,  1, 13, 12, 11, 14,  2,  6,  5, 10,  4,  0, 15,  8 } ,
+  {  9,  0,  5,  7,  2,  4, 10, 15, 14,  1, 11, 12,  6,  8,  3, 13 } ,
+  {  2, 12,  6, 10,  0, 11,  8,  3,  4, 13,  7,  5, 15, 14,  1,  9 } ,
+  { 12,  5,  1, 15, 14, 13,  4, 10,  0,  7,  6,  3,  9,  2,  8, 11 } ,
+  { 13, 11,  7, 14, 12,  1,  3,  9,  5,  0, 15,  4,  8,  6,  2, 10 } ,
+  {  6, 15, 14,  9, 11,  3,  0,  8, 12,  2, 13,  7,  1,  4, 10,  5 } ,
+  { 10,  2,  8,  4,  7,  6,  1,  5, 15, 11,  9, 14,  3, 12, 13 , 0 } ,
+};
+
+
+void Blake2s_Init0(CBlake2s *p)
+{
+  unsigned i;
+  for (i = 0; i < 8; i++)
+    p->h[i] = k_Blake2s_IV[i];
+  p->t[0] = 0;
+  p->t[1] = 0;
+  p->f[0] = 0;
+  p->f[1] = 0;
+  p->bufPos = 0;
+  p->lastNode_f1 = 0;
+}
+
+
+static void Blake2s_Compress(CBlake2s *p)
+{
+  UInt32 m[16];
+  UInt32 v[16];
+  
+  {
+    unsigned i;
+    
+    for (i = 0; i < 16; i++)
+      m[i] = GetUi32(p->buf + i * sizeof(m[i]));
+    
+    for (i = 0; i < 8; i++)
+      v[i] = p->h[i];
+  }
+
+  v[ 8] = k_Blake2s_IV[0];
+  v[ 9] = k_Blake2s_IV[1];
+  v[10] = k_Blake2s_IV[2];
+  v[11] = k_Blake2s_IV[3];
+  
+  v[12] = p->t[0] ^ k_Blake2s_IV[4];
+  v[13] = p->t[1] ^ k_Blake2s_IV[5];
+  v[14] = p->f[0] ^ k_Blake2s_IV[6];
+  v[15] = p->f[1] ^ k_Blake2s_IV[7];
+
+  #define G(r,i,a,b,c,d) \
+    a += b + m[sigma[2*i+0]];  d ^= a; d = rotr32(d, 16);  c += d;  b ^= c; b = rotr32(b, 12); \
+    a += b + m[sigma[2*i+1]];  d ^= a; d = rotr32(d,  8);  c += d;  b ^= c; b = rotr32(b,  7); \
+
+  #define R(r) \
+    G(r,0,v[ 0],v[ 4],v[ 8],v[12]); \
+    G(r,1,v[ 1],v[ 5],v[ 9],v[13]); \
+    G(r,2,v[ 2],v[ 6],v[10],v[14]); \
+    G(r,3,v[ 3],v[ 7],v[11],v[15]); \
+    G(r,4,v[ 0],v[ 5],v[10],v[15]); \
+    G(r,5,v[ 1],v[ 6],v[11],v[12]); \
+    G(r,6,v[ 2],v[ 7],v[ 8],v[13]); \
+    G(r,7,v[ 3],v[ 4],v[ 9],v[14]); \
+
+  {
+    unsigned r;
+    for (r = 0; r < BLAKE2S_NUM_ROUNDS; r++)
+    {
+      const Byte *sigma = k_Blake2s_Sigma[r];
+      R(r);
+    }
+    /* R(0); R(1); R(2); R(3); R(4); R(5); R(6); R(7); R(8); R(9); */
+  }
+
+  #undef G
+  #undef R
+
+  {
+    unsigned i;
+    for (i = 0; i < 8; i++)
+      p->h[i] ^= v[i] ^ v[i + 8];
+  }
+}
+
+
+#define Blake2s_Increment_Counter(S, inc) \
+  { p->t[0] += (inc); p->t[1] += (p->t[0] < (inc)); }
+
+#define Blake2s_Set_LastBlock(p) \
+  { p->f[0] = BLAKE2S_FINAL_FLAG; p->f[1] = p->lastNode_f1; }
+
+
+static void Blake2s_Update(CBlake2s *p, const Byte *data, size_t size)
+{
+  while (size != 0)
+  {
+    unsigned pos = (unsigned)p->bufPos;
+    unsigned rem = BLAKE2S_BLOCK_SIZE - pos;
+
+    if (size <= rem)
+    {
+      memcpy(p->buf + pos, data, size);
+      p->bufPos += (UInt32)size;
+      return;
+    }
+
+    memcpy(p->buf + pos, data, rem);
+    Blake2s_Increment_Counter(S, BLAKE2S_BLOCK_SIZE);
+    Blake2s_Compress(p);
+    p->bufPos = 0;
+    data += rem;
+    size -= rem;
+  }
+}
+
+
+static void Blake2s_Final(CBlake2s *p, Byte *digest)
+{
+  unsigned i;
+
+  Blake2s_Increment_Counter(S, (UInt32)p->bufPos);
+  Blake2s_Set_LastBlock(p);
+  memset(p->buf + p->bufPos, 0, BLAKE2S_BLOCK_SIZE - p->bufPos);
+  Blake2s_Compress(p);
+
+  for (i = 0; i < 8; i++)
+    SetUi32(digest + sizeof(p->h[i]) * i, p->h[i]);
+}
+
+
+/* ---------- BLAKE2s ---------- */
+
+/* we need to xor CBlake2s::h[i] with input parameter block after Blake2s_Init0() */
+/*
+typedef struct
+{
+  Byte  digest_length;
+  Byte  key_length;
+  Byte  fanout;
+  Byte  depth;
+  UInt32 leaf_length;
+  Byte  node_offset[6];
+  Byte  node_depth;
+  Byte  inner_length;
+  Byte  salt[BLAKE2S_SALTBYTES];
+  Byte  personal[BLAKE2S_PERSONALBYTES];
+} CBlake2sParam;
+*/
+
+
+static void Blake2sp_Init_Spec(CBlake2s *p, unsigned node_offset, unsigned node_depth)
+{
+  Blake2s_Init0(p);
+  
+  p->h[0] ^= (BLAKE2S_DIGEST_SIZE | ((UInt32)BLAKE2SP_PARALLEL_DEGREE << 16) | ((UInt32)2 << 24));
+  p->h[2] ^= ((UInt32)node_offset);
+  p->h[3] ^= ((UInt32)node_depth << 16) | ((UInt32)BLAKE2S_DIGEST_SIZE << 24);
+  /*
+  P->digest_length = BLAKE2S_DIGEST_SIZE;
+  P->key_length = 0;
+  P->fanout = BLAKE2SP_PARALLEL_DEGREE;
+  P->depth = 2;
+  P->leaf_length = 0;
+  store48(P->node_offset, node_offset);
+  P->node_depth = node_depth;
+  P->inner_length = BLAKE2S_DIGEST_SIZE;
+  */
+}
+
+
+void Blake2sp_Init(CBlake2sp *p)
+{
+  unsigned i;
+  
+  p->bufPos = 0;
+
+  for (i = 0; i < BLAKE2SP_PARALLEL_DEGREE; i++)
+    Blake2sp_Init_Spec(&p->S[i], i, 0);
+
+  p->S[BLAKE2SP_PARALLEL_DEGREE - 1].lastNode_f1 = BLAKE2S_FINAL_FLAG;
+}
+
+
+void Blake2sp_Update(CBlake2sp *p, const Byte *data, size_t size)
+{
+  unsigned pos = p->bufPos;
+  while (size != 0)
+  {
+    unsigned index = pos / BLAKE2S_BLOCK_SIZE;
+    unsigned rem = BLAKE2S_BLOCK_SIZE - (pos & (BLAKE2S_BLOCK_SIZE - 1));
+    if (rem > size)
+      rem = (unsigned)size;
+    Blake2s_Update(&p->S[index], data, rem);
+    size -= rem;
+    data += rem;
+    pos += rem;
+    pos &= (BLAKE2S_BLOCK_SIZE * BLAKE2SP_PARALLEL_DEGREE - 1);
+  }
+  p->bufPos = pos;
+}
+
+
+void Blake2sp_Final(CBlake2sp *p, Byte *digest)
+{
+  CBlake2s R;
+  unsigned i;
+
+  Blake2sp_Init_Spec(&R, 0, 1);
+  R.lastNode_f1 = BLAKE2S_FINAL_FLAG;
+
+  for (i = 0; i < BLAKE2SP_PARALLEL_DEGREE; i++)
+  {
+    Byte hash[BLAKE2S_DIGEST_SIZE];
+    Blake2s_Final(&p->S[i], hash);
+    Blake2s_Update(&R, hash, BLAKE2S_DIGEST_SIZE);
+  }
+
+  Blake2s_Final(&R, digest);
+}

C/Bra.c

@@ -0,0 +1,135 @@
+/* Bra.c -- Converters for RISC code
+2010-04-16 : Igor Pavlov : Public domain */
+
+#include "Precomp.h"
+
+#include "Bra.h"
+
+SizeT ARM_Convert(Byte *data, SizeT size, UInt32 ip, int encoding)
+{
+  SizeT i;
+  if (size < 4)
+    return 0;
+  size -= 4;
+  ip += 8;
+  for (i = 0; i <= size; i += 4)
+  {
+    if (data[i + 3] == 0xEB)
+    {
+      UInt32 dest;
+      UInt32 src = ((UInt32)data[i + 2] << 16) | ((UInt32)data[i + 1] << 8) | (data[i + 0]);
+      src <<= 2;
+      if (encoding)
+        dest = ip + (UInt32)i + src;
+      else
+        dest = src - (ip + (UInt32)i);
+      dest >>= 2;
+      data[i + 2] = (Byte)(dest >> 16);
+      data[i + 1] = (Byte)(dest >> 8);
+      data[i + 0] = (Byte)dest;
+    }
+  }
+  return i;
+}
+
+SizeT ARMT_Convert(Byte *data, SizeT size, UInt32 ip, int encoding)
+{
+  SizeT i;
+  if (size < 4)
+    return 0;
+  size -= 4;
+  ip += 4;
+  for (i = 0; i <= size; i += 2)
+  {
+    if ((data[i + 1] & 0xF8) == 0xF0 &&
+        (data[i + 3] & 0xF8) == 0xF8)
+    {
+      UInt32 dest;
+      UInt32 src =
+        (((UInt32)data[i + 1] & 0x7) << 19) |
+        ((UInt32)data[i + 0] << 11) |
+        (((UInt32)data[i + 3] & 0x7) << 8) |
+        (data[i + 2]);
+      
+      src <<= 1;
+      if (encoding)
+        dest = ip + (UInt32)i + src;
+      else
+        dest = src - (ip + (UInt32)i);
+      dest >>= 1;
+      
+      data[i + 1] = (Byte)(0xF0 | ((dest >> 19) & 0x7));
+      data[i + 0] = (Byte)(dest >> 11);
+      data[i + 3] = (Byte)(0xF8 | ((dest >> 8) & 0x7));
+      data[i + 2] = (Byte)dest;
+      i += 2;
+    }
+  }
+  return i;
+}
+
+SizeT PPC_Convert(Byte *data, SizeT size, UInt32 ip, int encoding)
+{
+  SizeT i;
+  if (size < 4)
+    return 0;
+  size -= 4;
+  for (i = 0; i <= size; i += 4)
+  {
+    if ((data[i] >> 2) == 0x12 && (data[i + 3] & 3) == 1)
+    {
+      UInt32 src = ((UInt32)(data[i + 0] & 3) << 24) |
+        ((UInt32)data[i + 1] << 16) |
+        ((UInt32)data[i + 2] << 8) |
+        ((UInt32)data[i + 3] & (~3));
+      
+      UInt32 dest;
+      if (encoding)
+        dest = ip + (UInt32)i + src;
+      else
+        dest = src - (ip + (UInt32)i);
+      data[i + 0] = (Byte)(0x48 | ((dest >> 24) &  0x3));
+      data[i + 1] = (Byte)(dest >> 16);
+      data[i + 2] = (Byte)(dest >> 8);
+      data[i + 3] &= 0x3;
+      data[i + 3] |= dest;
+    }
+  }
+  return i;
+}
+
+SizeT SPARC_Convert(Byte *data, SizeT size, UInt32 ip, int encoding)
+{
+  UInt32 i;
+  if (size < 4)
+    return 0;
+  size -= 4;
+  for (i = 0; i <= size; i += 4)
+  {
+    if ((data[i] == 0x40 && (data[i + 1] & 0xC0) == 0x00) ||
+        (data[i] == 0x7F && (data[i + 1] & 0xC0) == 0xC0))
+    {
+      UInt32 src =
+        ((UInt32)data[i + 0] << 24) |
+        ((UInt32)data[i + 1] << 16) |
+        ((UInt32)data[i + 2] << 8) |
+        ((UInt32)data[i + 3]);
+      UInt32 dest;
+      
+      src <<= 2;
+      if (encoding)
+        dest = ip + i + src;
+      else
+        dest = src - (ip + i);
+      dest >>= 2;
+      
+      dest = (((0 - ((dest >> 22) & 1)) << 22) & 0x3FFFFFFF) | (dest & 0x3FFFFF) | 0x40000000;
+
+      data[i + 0] = (Byte)(dest >> 24);
+      data[i + 1] = (Byte)(dest >> 16);
+      data[i + 2] = (Byte)(dest >> 8);
+      data[i + 3] = (Byte)dest;
+    }
+  }
+  return i;
+}

C/Bra.h

@@ -0,0 +1,64 @@
+/* Bra.h -- Branch converters for executables
+2013-01-18 : Igor Pavlov : Public domain */
+
+#ifndef __BRA_H
+#define __BRA_H
+
+#include "7zTypes.h"
+
+EXTERN_C_BEGIN
+
+/*
+These functions convert relative addresses to absolute addresses
+in CALL instructions to increase the compression ratio.
+  
+  In:
+    data     - data buffer
+    size     - size of data
+    ip       - current virtual Instruction Pinter (IP) value
+    state    - state variable for x86 converter
+    encoding - 0 (for decoding), 1 (for encoding)
+  
+  Out:
+    state    - state variable for x86 converter
+
+  Returns:
+    The number of processed bytes. If you call these functions with multiple calls,
+    you must start next call with first byte after block of processed bytes.
+  
+  Type   Endian  Alignment  LookAhead
+  
+  x86    little      1          4
+  ARMT   little      2          2
+  ARM    little      4          0
+  PPC     big        4          0
+  SPARC   big        4          0
+  IA64   little     16          0
+
+  size must be >= Alignment + LookAhead, if it's not last block.
+  If (size < Alignment + LookAhead), converter returns 0.
+
+  Example:
+
+    UInt32 ip = 0;
+    for ()
+    {
+      ; size must be >= Alignment + LookAhead, if it's not last block
+      SizeT processed = Convert(data, size, ip, 1);
+      data += processed;
+      size -= processed;
+      ip += processed;
+    }
+*/
+
+#define x86_Convert_Init(state) { state = 0; }
+SizeT x86_Convert(Byte *data, SizeT size, UInt32 ip, UInt32 *state, int encoding);
+SizeT ARM_Convert(Byte *data, SizeT size, UInt32 ip, int encoding);
+SizeT ARMT_Convert(Byte *data, SizeT size, UInt32 ip, int encoding);
+SizeT PPC_Convert(Byte *data, SizeT size, UInt32 ip, int encoding);
+SizeT SPARC_Convert(Byte *data, SizeT size, UInt32 ip, int encoding);
+SizeT IA64_Convert(Byte *data, SizeT size, UInt32 ip, int encoding);
+
+EXTERN_C_END
+
+#endif

C/Bra86.c

@@ -0,0 +1,82 @@
+/* Bra86.c -- Converter for x86 code (BCJ)
+2013-11-12 : Igor Pavlov : Public domain */
+
+#include "Precomp.h"
+
+#include "Bra.h"
+
+#define Test86MSByte(b) ((((b) + 1) & 0xFE) == 0)
+
+SizeT x86_Convert(Byte *data, SizeT size, UInt32 ip, UInt32 *state, int encoding)
+{
+  SizeT pos = 0;
+  UInt32 mask = *state & 7;
+  if (size < 5)
+    return 0;
+  size -= 4;
+  ip += 5;
+
+  for (;;)
+  {
+    Byte *p = data + pos;
+    const Byte *limit = data + size;
+    for (; p < limit; p++)
+      if ((*p & 0xFE) == 0xE8)
+        break;
+
+    {
+      SizeT d = (SizeT)(p - data - pos);
+      pos = (SizeT)(p - data);
+      if (p >= limit)
+      {
+        *state = (d > 2 ? 0 : mask >> (unsigned)d);
+        return pos;
+      }
+      if (d > 2)
+        mask = 0;
+      else
+      {
+        mask >>= (unsigned)d;
+        if (mask != 0 && (mask > 4 || mask == 3 || Test86MSByte(p[(mask >> 1) + 1])))
+        {
+          mask = (mask >> 1) | 4;
+          pos++;
+          continue;
+        }
+      }
+    }
+
+    if (Test86MSByte(p[4]))
+    {
+      UInt32 v = ((UInt32)p[4] << 24) | ((UInt32)p[3] << 16) | ((UInt32)p[2] << 8) | ((UInt32)p[1]);
+      UInt32 cur = ip + (UInt32)pos;
+      pos += 5;
+      if (encoding)
+        v += cur;
+      else
+        v -= cur;
+      if (mask != 0)
+      {
+        unsigned sh = (mask & 6) << 2;
+        if (Test86MSByte((Byte)(v >> sh)))
+        {
+          v ^= (((UInt32)0x100 << sh) - 1);
+          if (encoding)
+            v += cur;
+          else
+            v -= cur;
+        }
+        mask = 0;
+      }
+      p[1] = (Byte)v;
+      p[2] = (Byte)(v >> 8);
+      p[3] = (Byte)(v >> 16);
+      p[4] = (Byte)(0 - ((v >> 24) & 1));
+    }
+    else
+    {
+      mask = (mask >> 1) | 4;
+      pos++;
+    }
+  }
+}

C/BraIA64.c

@@ -1,19 +1,25 @@
-/* BranchIA64.c */
+/* BraIA64.c -- Converter for IA-64 code
+2013-11-12 : Igor Pavlov : Public domain */
 
-#include "BranchIA64.h"
+#include "Precomp.h"
 
-const Byte kBranchTable[32] = 
+#include "Bra.h"
-{ 
+
+static const Byte kBranchTable[32] =
+{
   0, 0, 0, 0, 0, 0, 0, 0,
   0, 0, 0, 0, 0, 0, 0, 0,
   4, 4, 6, 6, 0, 0, 7, 7,
-  4, 4, 0, 0, 4, 4, 0, 0 
+  4, 4, 0, 0, 4, 4, 0, 0
 };
 
-UInt32 IA64_Convert(Byte *data, UInt32 size, UInt32 nowPos, int encoding)
+SizeT IA64_Convert(Byte *data, SizeT size, UInt32 ip, int encoding)
 {
-  UInt32 i;
+  SizeT i;
-  for (i = 0; i + 16 <= size; i += 16)
+  if (size < 16)
+    return 0;
+  size -= 16;
+  for (i = 0; i <= size; i += 16)
   {
     UInt32 instrTemplate = data[i] & 0x1F;
     UInt32 mask = kBranchTable[instrTemplate];
@@ -30,13 +36,10 @@ UInt32 IA64_Convert(Byte *data, UInt32 size, UInt32 nowPos, int encoding)
       bitRes = bitPos & 0x7;
       instruction = 0;
       for (j = 0; j < 6; j++)
-        instruction += (UInt64)(data[i + j + bytePos]) << (8 * j);
+        instruction += (UInt64)data[i + j + bytePos] << (8 * j);
 
       instNorm = instruction >> bitRes;
-      if (((instNorm >> 37) & 0xF) == 0x5 
+      if (((instNorm >> 37) & 0xF) == 0x5 && ((instNorm >> 9) & 0x7) == 0)
-        &&  ((instNorm >> 9) & 0x7) == 0 
-        /* &&  (instNorm & 0x3F)== 0 */
-        )
       {
         UInt32 src = (UInt32)((instNorm >> 13) & 0xFFFFF);
         UInt32 dest;
@@ -45,9 +48,9 @@ UInt32 IA64_Convert(Byte *data, UInt32 size, UInt32 nowPos, int encoding)
         src <<= 4;
         
         if (encoding)
-          dest = nowPos + i + src;
+          dest = ip + (UInt32)i + src;
         else
-          dest = src - (nowPos + i);
+          dest = src - (ip + (UInt32)i);
         
         dest >>= 4;
         

C/BwtSort.c

@@ -1,56 +1,46 @@
-// BlockSort.cpp
+/* BwtSort.c -- BWT block sorting
+2013-11-12 : Igor Pavlov : Public domain */
 
-#include "StdAfx.h"
+#include "Precomp.h"
 
-#include "BlockSort.h"
+#include "BwtSort.h"
+#include "Sort.h"
 
-extern "C"
+/* #define BLOCK_SORT_USE_HEAP_SORT */
-{
-  #include "../../../../C/Sort.h"
-}
 
-// use BLOCK_SORT_EXTERNAL_FLAGS if blockSize > 1M
+#define NO_INLINE MY_FAST_CALL
-// #define BLOCK_SORT_USE_HEAP_SORT
 
-#if _MSC_VER >= 1300
+/* Don't change it !!! */
-  #define NO_INLINE __declspec(noinline) __fastcall 
+#define kNumHashBytes 2
-#else
+#define kNumHashValues (1 << (kNumHashBytes * 8))
-#ifdef _MSC_VER
-  #define NO_INLINE __fastcall 
-#else
-  #define NO_INLINE
-#endif
-#endif
 
-// Don't change it !!
+/* kNumRefBitsMax must be < (kNumHashBytes * 8) = 16 */
-static const int kNumHashBytes = 2;
+#define kNumRefBitsMax 12
-static const UInt32 kNumHashValues = 1 << (kNumHashBytes * 8);
-
-static const int kNumRefBitsMax = 12; // must be < (kNumHashBytes * 8) = 16
 
 #define BS_TEMP_SIZE kNumHashValues
 
 #ifdef BLOCK_SORT_EXTERNAL_FLAGS
 
-static const int kNumFlagsBits = 5; // 32 Flags in UInt32 word 
+/* 32 Flags in UInt32 word */
-static const UInt32 kNumFlagsInWord = (1 << kNumFlagsBits);
+#define kNumFlagsBits 5
-static const UInt32 kFlagsMask = kNumFlagsInWord - 1;
+#define kNumFlagsInWord (1 << kNumFlagsBits)
-static const UInt32 kAllFlags = 0xFFFFFFFF;
+#define kFlagsMask (kNumFlagsInWord - 1)
+#define kAllFlags 0xFFFFFFFF
 
-#else 
+#else
 
-const int kNumBitsMax = 20;
+#define kNumBitsMax 20
-const UInt32 kIndexMask = (1 << kNumBitsMax) - 1;
+#define kIndexMask ((1 << kNumBitsMax) - 1)
-const int kNumExtraBits = 32 - kNumBitsMax;
+#define kNumExtraBits (32 - kNumBitsMax)
-const int kNumExtra0Bits = kNumExtraBits - 2;
+#define kNumExtra0Bits (kNumExtraBits - 2)
-const UInt32 kNumExtra0Mask = (1 << kNumExtra0Bits) - 1;
+#define kNumExtra0Mask ((1 << kNumExtra0Bits) - 1)
 
 #define SetFinishedGroupSize(p, size) \
   {  *(p) |= ((((size) - 1) & kNumExtra0Mask) << kNumBitsMax); \
     if ((size) > (1 << kNumExtra0Bits)) { \
     *(p) |= 0x40000000;  *((p) + 1) |= ((((size) - 1)>> kNumExtra0Bits) << kNumBitsMax); } } \
 
-inline void SetGroupSize(UInt32 *p, UInt32 size)
+static void SetGroupSize(UInt32 *p, UInt32 size)
 {
   if (--size == 0)
     return;
@@ -64,9 +54,11 @@ inline void SetGroupSize(UInt32 *p, UInt32 size)
 
 #endif
 
-// SortGroup - is recursive Range-Sort function with HeapSort optimization for small blocks
+/*
-// "range" is not real range. It's only for optimization.
+SortGroup - is recursive Range-Sort function with HeapSort optimization for small blocks
-// returns: 1 - if there are groups, 0 - no more groups
+  "range" is not real range. It's only for optimization.
+returns: 1 - if there are groups, 0 - no more groups
+*/
 
 UInt32 NO_INLINE SortGroup(UInt32 BlockSize, UInt32 NumSortedBytes, UInt32 groupOffset, UInt32 groupSize, int NumRefBits, UInt32 *Indices
   #ifndef BLOCK_SORT_USE_HEAP_SORT
@@ -75,6 +67,7 @@ UInt32 NO_INLINE SortGroup(UInt32 BlockSize, UInt32 NumSortedBytes, UInt32 group
   )
 {
   UInt32 *ind2 = Indices + groupOffset;
+  UInt32 *Groups;
   if (groupSize <= 1)
   {
     /*
@@ -84,8 +77,8 @@ UInt32 NO_INLINE SortGroup(UInt32 BlockSize, UInt32 NumSortedBytes, UInt32 group
     */
     return 0;
   }
-  UInt32 *Groups = Indices + BlockSize + BS_TEMP_SIZE;
+  Groups = Indices + BlockSize + BS_TEMP_SIZE;
-  if (groupSize <= ((UInt32)1 << NumRefBits) 
+  if (groupSize <= ((UInt32)1 << NumRefBits)
       #ifndef BLOCK_SORT_USE_HEAP_SORT
       && groupSize <= range
       #endif
@@ -93,6 +86,7 @@ UInt32 NO_INLINE SortGroup(UInt32 BlockSize, UInt32 NumSortedBytes, UInt32 group
   {
     UInt32 *temp = Indices + BlockSize;
     UInt32 j;
+    UInt32 mask, thereAreGroups, group, cg;
     {
       UInt32 gPrev;
       UInt32 gRes = 0;
@@ -106,8 +100,9 @@ UInt32 NO_INLINE SortGroup(UInt32 BlockSize, UInt32 NumSortedBytes, UInt32 group
       for (j = 1; j < groupSize; j++)
       {
         UInt32 sp = ind2[j] + NumSortedBytes;
+        UInt32 g;
         if (sp >= BlockSize) sp -= BlockSize;
-        UInt32 g = Groups[sp];
+        g = Groups[sp];
         temp[j] = (g << NumRefBits) | j;
         gRes |= (gPrev ^ g);
       }
@@ -121,13 +116,14 @@ UInt32 NO_INLINE SortGroup(UInt32 BlockSize, UInt32 NumSortedBytes, UInt32 group
     }
     
     HeapSort(temp, groupSize);
-    const UInt32 mask = ((1 << NumRefBits) - 1);
+    mask = ((1 << NumRefBits) - 1);
-    UInt32 thereAreGroups = 0; 
+    thereAreGroups = 0;
     
-    UInt32 group = groupOffset;
+    group = groupOffset;
-    UInt32 cg = (temp[0] >> NumRefBits);
+    cg = (temp[0] >> NumRefBits);
     temp[0] = ind2[temp[0] & mask];
 
+    {
     #ifdef BLOCK_SORT_EXTERNAL_FLAGS
     UInt32 *Flags = Groups + BlockSize;
     #else
@@ -145,8 +141,10 @@ UInt32 NO_INLINE SortGroup(UInt32 BlockSize, UInt32 NumSortedBytes, UInt32 group
         group = groupOffset + j;
 
         #ifdef BLOCK_SORT_EXTERNAL_FLAGS
+        {
         UInt32 t = group - 1;
         Flags[t >> kNumFlagsBits] &= ~(1 << (t & kFlagsMask));
+        }
         #else
         SetGroupSize(temp + prevGroupStart, j - prevGroupStart);
         prevGroupStart = j;
@@ -154,25 +152,28 @@ UInt32 NO_INLINE SortGroup(UInt32 BlockSize, UInt32 NumSortedBytes, UInt32 group
       }
       else
         thereAreGroups = 1;
+      {
       UInt32 ind = ind2[val & mask];
       temp[j] = ind;
       Groups[ind] = group;
+      }
     }
 
     #ifndef BLOCK_SORT_EXTERNAL_FLAGS
     SetGroupSize(temp + prevGroupStart, j - prevGroupStart);
     #endif
+    }
 
     for (j = 0; j < groupSize; j++)
       ind2[j] = temp[j];
     return thereAreGroups;
   }
 
-  // Check that all strings are in one group (cannot sort)
+  /* Check that all strings are in one group (cannot sort) */
   {
+    UInt32 group, j;
     UInt32 sp = ind2[0] + NumSortedBytes; if (sp >= BlockSize) sp -= BlockSize;
-    UInt32 group = Groups[sp];
+    group = Groups[sp];
-    UInt32 j;
     for (j = 1; j < groupSize; j++)
     {
       sp = ind2[j] + NumSortedBytes; if (sp >= BlockSize) sp -= BlockSize;
@@ -189,12 +190,13 @@ UInt32 NO_INLINE SortGroup(UInt32 BlockSize, UInt32 NumSortedBytes, UInt32 group
   }
 
   #ifndef BLOCK_SORT_USE_HEAP_SORT
-  //--------------------------------------
+  {
-  // Range Sort
+  /* ---------- Range Sort ---------- */
   UInt32 i;
   UInt32 mid;
   for (;;)
   {
+    UInt32 j;
     if (range <= 1)
     {
       #ifndef BLOCK_SORT_EXTERNAL_FLAGS
@@ -203,7 +205,7 @@ UInt32 NO_INLINE SortGroup(UInt32 BlockSize, UInt32 NumSortedBytes, UInt32 group
       return 1;
     }
     mid = left + ((range + 1) >> 1);
-    UInt32 j = groupSize;
+    j = groupSize;
     i = 0;
     do
     {
@@ -223,7 +225,7 @@ UInt32 NO_INLINE SortGroup(UInt32 BlockSize, UInt32 NumSortedBytes, UInt32 group
           break;
       }
     }
-    while(++i < j);
+    while (++i < j);
     if (i == 0)
     {
       range = range - (mid - left);
@@ -231,7 +233,7 @@ UInt32 NO_INLINE SortGroup(UInt32 BlockSize, UInt32 NumSortedBytes, UInt32 group
     }
     else if (i == groupSize)
       range = (mid - left);
-    else 
+    else
       break;
   }
 
@@ -243,16 +245,22 @@ UInt32 NO_INLINE SortGroup(UInt32 BlockSize, UInt32 NumSortedBytes, UInt32 group
   }
   #endif
 
-  for (UInt32 j = i; j < groupSize; j++)
+  {
-    Groups[ind2[j]] = groupOffset + i;
+    UInt32 j;
+    for (j = i; j < groupSize; j++)
+      Groups[ind2[j]] = groupOffset + i;
+  }
 
+  {
   UInt32 res = SortGroup(BlockSize, NumSortedBytes, groupOffset, i, NumRefBits, Indices, left, mid - left);
   return res | SortGroup(BlockSize, NumSortedBytes, groupOffset + i, groupSize - i, NumRefBits, Indices, mid, range - (mid - left));
+  }
+
+  }
 
   #else
 
-  //--------------------------------------
+  /* ---------- Heap Sort ---------- */
-  // Heap Sort
 
   {
     UInt32 j;
@@ -264,7 +272,8 @@ UInt32 NO_INLINE SortGroup(UInt32 BlockSize, UInt32 NumSortedBytes, UInt32 group
 
     HeapSortRef(ind2, Groups, groupSize);
 
-    // Write Flags
+    /* Write Flags */
+    {
     UInt32 sp = ind2[0];
     UInt32 group = Groups[sp];
 
@@ -281,8 +290,10 @@ UInt32 NO_INLINE SortGroup(UInt32 BlockSize, UInt32 NumSortedBytes, UInt32 group
       {
         group = Groups[sp];
         #ifdef BLOCK_SORT_EXTERNAL_FLAGS
+        {
         UInt32 t = groupOffset + j - 1;
         Flags[t >> kNumFlagsBits] &= ~(1 << (t & kFlagsMask));
+        }
         #else
         SetGroupSize(ind2 + prevGroupStart, j - prevGroupStart);
         prevGroupStart = j;
@@ -293,9 +304,10 @@ UInt32 NO_INLINE SortGroup(UInt32 BlockSize, UInt32 NumSortedBytes, UInt32 group
     #ifndef BLOCK_SORT_EXTERNAL_FLAGS
     SetGroupSize(ind2 + prevGroupStart, j - prevGroupStart);
     #endif
-
+    }
-    // Write new Groups values and Check that there are groups
+    {
-    UInt32 thereAreGroups = 0; 
+    /* Write new Groups values and Check that there are groups */
+    UInt32 thereAreGroups = 0;
     for (j = 0; j < groupSize; j++)
     {
       UInt32 group = groupOffset + j;
@@ -317,6 +329,7 @@ UInt32 NO_INLINE SortGroup(UInt32 BlockSize, UInt32 NumSortedBytes, UInt32 group
         thereAreGroups = 1;
       }
       #else
+      UInt32 *Flags = Groups + BlockSize;
       for (;;)
       {
         UInt32 sp = ind2[j]; if (sp < NumSortedBytes) sp += BlockSize; sp -= NumSortedBytes;
@@ -330,26 +343,31 @@ UInt32 NO_INLINE SortGroup(UInt32 BlockSize, UInt32 NumSortedBytes, UInt32 group
       #endif
     }
     return thereAreGroups;
+    }
   }
   #endif
 }
 
-// conditions: blockSize > 0
+/* conditions: blockSize > 0 */
 UInt32 BlockSort(UInt32 *Indices, const Byte *data, UInt32 blockSize)
 {
   UInt32 *counters = Indices + blockSize;
   UInt32 i;
+  UInt32 *Groups;
+  #ifdef BLOCK_SORT_EXTERNAL_FLAGS
+  UInt32 *Flags;
+  #endif
 
-  // Radix-Sort for 2 bytes
+  /* Radix-Sort for 2 bytes */
   for (i = 0; i < kNumHashValues; i++)
     counters[i] = 0;
   for (i = 0; i < blockSize - 1; i++)
     counters[((UInt32)data[i] << 8) | data[i + 1]]++;
   counters[((UInt32)data[i] << 8) | data[0]]++;
 
-  UInt32 *Groups = counters + BS_TEMP_SIZE;
+  Groups = counters + BS_TEMP_SIZE;
   #ifdef BLOCK_SORT_EXTERNAL_FLAGS
-  UInt32 *Flags = Groups + blockSize;
+  Flags = Groups + blockSize;
     {
       UInt32 numWords = (blockSize + kFlagsMask) >> kNumFlagsBits;
       for (i = 0; i < numWords; i++)
@@ -382,6 +400,7 @@ UInt32 BlockSort(UInt32 *Indices, const Byte *data, UInt32 blockSize)
     Indices[counters[((UInt32)data[i] << 8) | data[0]]++] = i;
     
     #ifndef BLOCK_SORT_EXTERNAL_FLAGS
+    {
     UInt32 prev = 0;
     for (i = 0; i < kNumHashValues; i++)
     {
@@ -391,16 +410,19 @@ UInt32 BlockSort(UInt32 *Indices, const Byte *data, UInt32 blockSize)
       SetGroupSize(Indices + prev, prevGroupSize);
       prev = counters[i];
     }
+    }
     #endif
   }
 
+  {
   int NumRefBits;
+  UInt32 NumSortedBytes;
   for (NumRefBits = 0; ((blockSize - 1) >> NumRefBits) != 0; NumRefBits++);
   NumRefBits = 32 - NumRefBits;
   if (NumRefBits > kNumRefBitsMax)
     NumRefBits = kNumRefBitsMax;
 
-  for (UInt32 NumSortedBytes = kNumHashBytes; ; NumSortedBytes <<= 1)
+  for (NumSortedBytes = kNumHashBytes; ; NumSortedBytes <<= 1)
   {
     #ifndef BLOCK_SORT_EXTERNAL_FLAGS
     UInt32 finishedGroupSize = 0;
@@ -408,6 +430,7 @@ UInt32 BlockSort(UInt32 *Indices, const Byte *data, UInt32 blockSize)
     UInt32 newLimit = 0;
     for (i = 0; i < blockSize;)
     {
+      UInt32 groupSize;
       #ifdef BLOCK_SORT_EXTERNAL_FLAGS
 
       if ((Flags[i >> kNumFlagsBits] & (1 << (i & kFlagsMask))) == 0)
@@ -415,17 +438,17 @@ UInt32 BlockSort(UInt32 *Indices, const Byte *data, UInt32 blockSize)
         i++;
         continue;
       }
-      UInt32 groupSize;
+      for (groupSize = 1;
-      for(groupSize = 1; 
+        (Flags[(i + groupSize) >> kNumFlagsBits] & (1 << ((i + groupSize) & kFlagsMask))) != 0;
-        (Flags[(i + groupSize) >> kNumFlagsBits] & (1 << ((i + groupSize) & kFlagsMask))) != 0; 
         groupSize++);
       
       groupSize++;
 
       #else
 
-      UInt32 groupSize = ((Indices[i] & ~0xC0000000) >> kNumBitsMax);
+      groupSize = ((Indices[i] & ~0xC0000000) >> kNumBitsMax);
-      bool finishedGroup = ((Indices[i] & 0x80000000) == 0);
+      {
+      Bool finishedGroup = ((Indices[i] & 0x80000000) == 0);
       if ((Indices[i] & 0x40000000) != 0)
       {
         groupSize += ((Indices[i + 1] >> kNumBitsMax) << kNumExtra0Bits);
@@ -438,28 +461,34 @@ UInt32 BlockSort(UInt32 *Indices, const Byte *data, UInt32 blockSize)
         Indices[i - finishedGroupSize] &= kIndexMask;
         if (finishedGroupSize > 1)
           Indices[i - finishedGroupSize + 1] &= kIndexMask;
+        {
         UInt32 newGroupSize = groupSize + finishedGroupSize;
         SetFinishedGroupSize(Indices + i - finishedGroupSize, newGroupSize);
         finishedGroupSize = newGroupSize;
+        }
         i += groupSize;
         continue;
       }
       finishedGroupSize = 0;
+      }
 
       #endif
       
       if (NumSortedBytes >= blockSize)
-        for (UInt32 j = 0; j < groupSize; j++)
+      {
+        UInt32 j;
+        for (j = 0; j < groupSize; j++)
         {
           UInt32 t = (i + j);
-          // Flags[t >> kNumFlagsBits] &= ~(1 << (t & kFlagsMask));
+          /* Flags[t >> kNumFlagsBits] &= ~(1 << (t & kFlagsMask)); */
           Groups[Indices[t]] = t;
         }
+      }
       else
         if (SortGroup(blockSize, NumSortedBytes, i, groupSize, NumRefBits, Indices
           #ifndef BLOCK_SORT_USE_HEAP_SORT
           , 0, blockSize
-          #endif       
+          #endif
           ) != 0)
           newLimit = i + groupSize;
       i += groupSize;
@@ -467,6 +496,7 @@ UInt32 BlockSort(UInt32 *Indices, const Byte *data, UInt32 blockSize)
     if (newLimit == 0)
       break;
   }
+  }
   #ifndef BLOCK_SORT_EXTERNAL_FLAGS
   for (i = 0; i < blockSize;)
   {
@@ -483,4 +513,3 @@ UInt32 BlockSort(UInt32 *Indices, const Byte *data, UInt32 blockSize)
   #endif
   return Groups[0];
 }
-

C/BwtSort.h

@@ -1,12 +1,15 @@
-// BlockSort.h
+/* BwtSort.h -- BWT block sorting
+2013-01-18 : Igor Pavlov : Public domain */
 
-#ifndef __BLOCKSORT_H
+#ifndef __BWT_SORT_H
-#define __BLOCKSORT_H
+#define __BWT_SORT_H
 
-#include "Common/Types.h"
+#include "7zTypes.h"
 
-// use BLOCK_SORT_EXTERNAL_FLAGS if blockSize can be > 1M
+EXTERN_C_BEGIN
-// #define BLOCK_SORT_EXTERNAL_FLAGS
+
+/* use BLOCK_SORT_EXTERNAL_FLAGS if blockSize can be > 1M */
+/* #define BLOCK_SORT_EXTERNAL_FLAGS */
 
 #ifdef BLOCK_SORT_EXTERNAL_FLAGS
 #define BLOCK_SORT_EXTERNAL_SIZE(blockSize) ((((blockSize) + 31) >> 5))
@@ -18,4 +21,6 @@
 
 UInt32 BlockSort(UInt32 *indices, const Byte *data, UInt32 blockSize);
 
+EXTERN_C_END
+
 #endif

C/Compiler.h

@@ -0,0 +1,32 @@
+/* Compiler.h
+2015-08-02 : Igor Pavlov : Public domain */
+
+#ifndef __7Z_COMPILER_H
+#define __7Z_COMPILER_H
+
+#ifdef _MSC_VER
+
+  #ifdef UNDER_CE
+    #define RPC_NO_WINDOWS_H
+    /* #pragma warning(disable : 4115) // '_RPC_ASYNC_STATE' : named type definition in parentheses */
+    #pragma warning(disable : 4201) // nonstandard extension used : nameless struct/union
+    #pragma warning(disable : 4214) // nonstandard extension used : bit field types other than int
+  #endif
+
+  #if _MSC_VER >= 1300
+    #pragma warning(disable : 4996) // This function or variable may be unsafe
+  #else
+    #pragma warning(disable : 4511) // copy constructor could not be generated
+    #pragma warning(disable : 4512) // assignment operator could not be generated
+    #pragma warning(disable : 4514) // unreferenced inline function has been removed
+    #pragma warning(disable : 4702) // unreachable code
+    #pragma warning(disable : 4710) // not inlined
+    #pragma warning(disable : 4786) // identifier was truncated to '255' characters in the debug information
+  #endif
+
+#endif
+
+#define UNUSED_VAR(x) (void)x;
+/* #define UNUSED_VAR(x) x=x; */
+
+#endif

C/Compress/Branch/BranchARM.c

@@ -1,26 +0,0 @@
-/* BranchARM.c */
-
-#include "BranchARM.h"
-
-UInt32 ARM_Convert(Byte *data, UInt32 size, UInt32 nowPos, int encoding)
-{
-  UInt32 i;
-  for (i = 0; i + 4 <= size; i += 4)
-  {
-    if (data[i + 3] == 0xEB)
-    {
-      UInt32 dest;
-      UInt32 src = (data[i + 2] << 16) | (data[i + 1] << 8) | (data[i + 0]);
-      src <<= 2;
-      if (encoding)
-        dest = nowPos + i + 8 + src;
-      else
-        dest = src - (nowPos + i + 8);
-      dest >>= 2;
-      data[i + 2] = (Byte)(dest >> 16);
-      data[i + 1] = (Byte)(dest >> 8);
-      data[i + 0] = (Byte)dest;
-    }
-  }
-  return i;
-}

C/Compress/Branch/BranchARM.h

@@ -1,10 +0,0 @@
-/* BranchARM.h */
-
-#ifndef __BRANCH_ARM_H
-#define __BRANCH_ARM_H
-
-#include "BranchTypes.h"
-
-UInt32 ARM_Convert(Byte *data, UInt32 size, UInt32 nowPos, int encoding);
-
-#endif

C/Compress/Branch/BranchARMThumb.c

@@ -1,35 +0,0 @@
-/* BranchARMThumb.c */
-
-#include "BranchARMThumb.h"
-
-UInt32 ARMThumb_Convert(Byte *data, UInt32 size, UInt32 nowPos, int encoding)
-{
-  UInt32 i;
-  for (i = 0; i + 4 <= size; i += 2)
-  {
-    if ((data[i + 1] & 0xF8) == 0xF0 && 
-        (data[i + 3] & 0xF8) == 0xF8)
-    {
-      UInt32 dest;
-      UInt32 src = 
-        ((data[i + 1] & 0x7) << 19) |
-        (data[i + 0] << 11) |
-        ((data[i + 3] & 0x7) << 8) |
-        (data[i + 2]);
-      
-      src <<= 1;
-      if (encoding)
-        dest = nowPos + i + 4 + src;
-      else
-        dest = src - (nowPos + i + 4);
-      dest >>= 1;
-      
-      data[i + 1] = (Byte)(0xF0 | ((dest >> 19) & 0x7));
-      data[i + 0] = (Byte)(dest >> 11);
-      data[i + 3] = (Byte)(0xF8 | ((dest >> 8) & 0x7));
-      data[i + 2] = (Byte)dest;
-      i += 2;
-    }
-  }
-  return i;
-}

C/Compress/Branch/BranchARMThumb.h

@@ -1,10 +0,0 @@
-/* BranchARMThumb.h */
-
-#ifndef __BRANCH_ARM_THUMB_H
-#define __BRANCH_ARM_THUMB_H
-
-#include "BranchTypes.h"
-
-UInt32 ARMThumb_Convert(Byte *data, UInt32 size, UInt32 nowPos, int encoding);
-
-#endif

C/Compress/Branch/BranchIA64.h

@@ -1,10 +0,0 @@
-/* BranchIA64.h */
-
-#ifndef __BRANCH_IA64_H
-#define __BRANCH_IA64_H
-
-#include "BranchTypes.h"
-
-UInt32 IA64_Convert(Byte *data, UInt32 size, UInt32 nowPos, int encoding);
-
-#endif

C/Compress/Branch/BranchPPC.c

@@ -1,36 +0,0 @@
-/* BranchPPC.c */
-
-#include "BranchPPC.h"
-
-UInt32 PPC_B_Convert(Byte *data, UInt32 size, UInt32 nowPos, int encoding)
-{
-  UInt32 i;
-  for (i = 0; i + 4 <= size; i += 4)
-  {
-    /* PowerPC branch 6(48) 24(Offset) 1(Abs) 1(Link) */
-    if ((data[i] >> 2) == 0x12 && 
-    (
-      (data[i + 3] & 3) == 1 
-      /* || (data[i+3] & 3) == 3 */
-      )
-    )
-    {
-      UInt32 src = ((data[i + 0] & 3) << 24) |
-        (data[i + 1] << 16) |
-        (data[i + 2] << 8) |
-        (data[i + 3] & (~3));
-      
-      UInt32 dest;
-      if (encoding)
-        dest = nowPos + i + src;
-      else
-        dest = src - (nowPos + i);
-      data[i + 0] = (Byte)(0x48 | ((dest >> 24) &  0x3));
-      data[i + 1] = (Byte)(dest >> 16);
-      data[i + 2] = (Byte)(dest >> 8);
-      data[i + 3] &= 0x3;
-      data[i + 3] |= dest;
-    }
-  }
-  return i;
-}

C/Compress/Branch/BranchPPC.h

@@ -1,10 +0,0 @@
-/* BranchPPC.h */
-
-#ifndef __BRANCH_PPC_H
-#define __BRANCH_PPC_H
-
-#include "BranchTypes.h"
-
-UInt32 PPC_B_Convert(Byte *data, UInt32 size, UInt32 nowPos, int encoding);
-
-#endif

C/Compress/Branch/BranchSPARC.c

@@ -1,36 +0,0 @@
-/* BranchSPARC.c */
-
-#include "BranchSPARC.h"
-
-UInt32 SPARC_Convert(Byte *data, UInt32 size, UInt32 nowPos, int encoding)
-{
-  UInt32 i;
-  for (i = 0; i + 4 <= size; i += 4)
-  {
-    if (data[i] == 0x40 && (data[i + 1] & 0xC0) == 0x00 || 
-        data[i] == 0x7F && (data[i + 1] & 0xC0) == 0xC0)
-    {
-      UInt32 src = 
-        ((UInt32)data[i + 0] << 24) |
-        ((UInt32)data[i + 1] << 16) |
-        ((UInt32)data[i + 2] << 8) |
-        ((UInt32)data[i + 3]);
-      UInt32 dest;
-      
-      src <<= 2;
-      if (encoding)
-        dest = nowPos + i + src;
-      else
-        dest = src - (nowPos + i);
-      dest >>= 2;
-      
-      dest = (((0 - ((dest >> 22) & 1)) << 22) & 0x3FFFFFFF) | (dest & 0x3FFFFF) | 0x40000000;
-
-      data[i + 0] = (Byte)(dest >> 24);
-      data[i + 1] = (Byte)(dest >> 16);
-      data[i + 2] = (Byte)(dest >> 8);
-      data[i + 3] = (Byte)dest;
-    }
-  }
-  return i;
-}

C/Compress/Branch/BranchSPARC.h

@@ -1,10 +0,0 @@
-/* BranchSPARC.h */
-
-#ifndef __BRANCH_SPARC_H
-#define __BRANCH_SPARC_H
-
-#include "BranchTypes.h"
-
-UInt32 SPARC_Convert(Byte *data, UInt32 size, UInt32 nowPos, int encoding);
-
-#endif

C/Compress/Branch/BranchTypes.h

@@ -1,51 +0,0 @@
-/* BranchTypes.h */
-
-#ifndef __BRANCHTYPES_H
-#define __BRANCHTYPES_H
-
-#ifndef _7ZIP_BYTE_DEFINED
-#define _7ZIP_BYTE_DEFINED
-typedef unsigned char Byte;
-#endif 
-
-#ifndef _7ZIP_UINT16_DEFINED
-#define _7ZIP_UINT16_DEFINED
-typedef unsigned short UInt16;
-#endif 
-
-#ifndef _7ZIP_UINT32_DEFINED
-#define _7ZIP_UINT32_DEFINED
-#ifdef _LZMA_UINT32_IS_ULONG
-typedef unsigned long UInt32;
-#else
-typedef unsigned int UInt32;
-#endif
-#endif
-
-#ifndef _7ZIP_UINT64_DEFINED
-#define _7ZIP_UINT64_DEFINED
-#ifdef _SZ_NO_INT_64
-typedef unsigned long UInt64;
-#else
-#if defined(_MSC_VER) || defined(__BORLANDC__)
-typedef unsigned __int64 UInt64;
-#else
-typedef unsigned long long int UInt64;
-#endif
-#endif
-#endif
-
-/* #define _LZMA_NO_SYSTEM_SIZE_T */
-/* You can use it, if you don't want <stddef.h> */
-
-#ifndef _7ZIP_SIZET_DEFINED
-#define _7ZIP_SIZET_DEFINED
-#ifdef _LZMA_NO_SYSTEM_SIZE_T
-typedef UInt32 SizeT;
-#else
-#include <stddef.h>
-typedef size_t SizeT;
-#endif
-#endif
-
-#endif

C/Compress/Branch/BranchX86.c

@@ -1,84 +0,0 @@
-/* BranchX86.c */
-
-#include "BranchX86.h"
-
-#define Test86MSByte(b) ((b) == 0 || (b) == 0xFF)
-
-const Byte kMaskToAllowedStatus[8] = {1, 1, 1, 0, 1, 0, 0, 0};
-const Byte kMaskToBitNumber[8] = {0, 1, 2, 2, 3, 3, 3, 3};
-
-SizeT x86_Convert(Byte *buffer, SizeT endPos, UInt32 nowPos, UInt32 *prevMaskMix, int encoding)
-{
-  SizeT bufferPos = 0, prevPosT;
-  UInt32 prevMask = *prevMaskMix & 0x7;
-  if (endPos < 5)
-    return 0;
-  nowPos += 5;
-  prevPosT = (SizeT)0 - 1;
-
-  for(;;)
-  {
-    Byte *p = buffer + bufferPos;
-    Byte *limit = buffer + endPos - 4;
-    for (; p < limit; p++)
-      if ((*p & 0xFE) == 0xE8)
-        break;
-    bufferPos = (SizeT)(p - buffer);
-    if (p >= limit)
-      break;
-    prevPosT = bufferPos - prevPosT;
-    if (prevPosT > 3)
-      prevMask = 0;
-    else
-    {
-      prevMask = (prevMask << ((int)prevPosT - 1)) & 0x7;
-      if (prevMask != 0)
-      {
-        Byte b = p[4 - kMaskToBitNumber[prevMask]];
-        if (!kMaskToAllowedStatus[prevMask] || Test86MSByte(b))
-        {
-          prevPosT = bufferPos;
-          prevMask = ((prevMask << 1) & 0x7) | 1;
-          bufferPos++;
-          continue;
-        }
-      }
-    }
-    prevPosT = bufferPos;
-
-    if (Test86MSByte(p[4]))
-    {
-      UInt32 src = ((UInt32)p[4] << 24) | ((UInt32)p[3] << 16) | ((UInt32)p[2] << 8) | ((UInt32)p[1]);
-      UInt32 dest;
-      for (;;)
-      {
-        Byte b;
-        int index;
-        if (encoding)
-          dest = (nowPos + (UInt32)bufferPos) + src;
-        else
-          dest = src - (nowPos + (UInt32)bufferPos);
-        if (prevMask == 0)
-          break;
-        index = kMaskToBitNumber[prevMask] * 8;
-        b = (Byte)(dest >> (24 - index));
-        if (!Test86MSByte(b))
-          break;
-        src = dest ^ ((1 << (32 - index)) - 1);
-      }
-      p[4] = (Byte)(~(((dest >> 24) & 1) - 1));
-      p[3] = (Byte)(dest >> 16);
-      p[2] = (Byte)(dest >> 8);
-      p[1] = (Byte)dest;
-      bufferPos += 5;
-    }
-    else
-    {
-      prevMask = ((prevMask << 1) & 0x7) | 1;
-      bufferPos++;
-    }
-  }
-  prevPosT = bufferPos - prevPosT;
-  *prevMaskMix = ((prevPosT > 3) ? 0 : ((prevMask << ((int)prevPosT - 1)) & 0x7));
-  return bufferPos;
-}

C/Compress/Branch/BranchX86.h

@@ -1,12 +0,0 @@
-/* BranchX86.h */
-
-#ifndef __BRANCHX86_H
-#define __BRANCHX86_H
-
-#include "BranchTypes.h"
-
-#define x86_Convert_Init(state) { state = 0; }
-
-SizeT x86_Convert(Byte *buffer, SizeT endPos, UInt32 nowPos, UInt32 *state, int encoding);
-
-#endif

C/Compress/Branch/BranchX86_2.c

@@ -1,135 +0,0 @@
-// BranchX86_2.c
-
-#include "BranchX86_2.h"
-
-#include "../../Alloc.h"
-
-#ifdef _LZMA_PROB32
-#define CProb UInt32
-#else
-#define CProb UInt16
-#endif
-
-#define IsJcc(b0, b1) ((b0) == 0x0F && ((b1) & 0xF0) == 0x80)
-#define IsJ(b0, b1) ((b1 & 0xFE) == 0xE8 || IsJcc(b0, b1))
-
-#define kNumTopBits 24
-#define kTopValue ((UInt32)1 << kNumTopBits)
-
-#define kNumBitModelTotalBits 11
-#define kBitModelTotal (1 << kNumBitModelTotalBits)
-#define kNumMoveBits 5
-
-#define RC_READ_BYTE (*Buffer++)
-
-#define RC_INIT2 Code = 0; Range = 0xFFFFFFFF; \
-  { int i; for(i = 0; i < 5; i++) { RC_TEST; Code = (Code << 8) | RC_READ_BYTE; }}
-
-#define RC_TEST { if (Buffer == BufferLim) return BCJ2_RESULT_DATA_ERROR; }
-
-#define RC_INIT(buffer, bufferSize) Buffer = buffer; BufferLim = buffer + bufferSize; RC_INIT2
- 
-#define RC_NORMALIZE if (Range < kTopValue) { RC_TEST; Range <<= 8; Code = (Code << 8) | RC_READ_BYTE; }
-
-#define IfBit0(p) RC_NORMALIZE; bound = (Range >> kNumBitModelTotalBits) * *(p); if (Code < bound)
-#define UpdateBit0(p) Range = bound; *(p) += (kBitModelTotal - *(p)) >> kNumMoveBits;
-#define UpdateBit1(p) Range -= bound; Code -= bound; *(p) -= (*(p)) >> kNumMoveBits;
-// #define UpdateBit0(p) Range = bound; *(p) = (CProb)(*(p) + ((kBitModelTotal - *(p)) >> kNumMoveBits));
-// #define UpdateBit1(p) Range -= bound; Code -= bound; *(p) = (CProb)(*(p) - (*(p) >> kNumMoveBits));
-
-int x86_2_Decode(
-    const Byte *buf0, SizeT size0, 
-    const Byte *buf1, SizeT size1, 
-    const Byte *buf2, SizeT size2, 
-    const Byte *buf3, SizeT size3, 
-    Byte *outBuf, SizeT outSize)
-{
-  CProb p[256 + 2];
-  SizeT inPos = 0, outPos = 0;
-
-  const Byte *Buffer, *BufferLim;
-  UInt32 Range, Code;
-  Byte prevByte = 0;
-
-  unsigned int i;
-  for (i = 0; i < sizeof(p) / sizeof(p[0]); i++)
-    p[i] = kBitModelTotal >> 1; 
-  RC_INIT(buf3, size3);
-
-  if (outSize == 0)
-    return BCJ2_RESULT_OK;
-
-  for (;;)
-  {
-    Byte b;
-    CProb *prob;
-    UInt32 bound;
-
-    SizeT limit = size0 - inPos;
-    if (outSize - outPos < limit)
-      limit = outSize - outPos;
-    while (limit != 0)
-    {
-      Byte b = buf0[inPos];
-      outBuf[outPos++] = b;
-      if (IsJ(prevByte, b))
-        break;
-      inPos++;
-      prevByte = b;
-      limit--;
-    }
-
-    if (limit == 0 || outPos == outSize)
-      break;
-
-    b = buf0[inPos++];
-
-    if (b == 0xE8)
-      prob = p + prevByte;
-    else if (b == 0xE9)
-      prob = p + 256;
-    else
-      prob = p + 257;
-
-    IfBit0(prob)
-    {
-      UpdateBit0(prob)
-      prevByte = b;
-    }
-    else
-    {
-      UInt32 dest;
-      const Byte *v;
-      UpdateBit1(prob)
-      if (b == 0xE8)
-      {
-        v = buf1;
-        if (size1 < 4)
-          return BCJ2_RESULT_DATA_ERROR;
-        buf1 += 4;
-        size1 -= 4;
-      }
-      else
-      {
-        v = buf2;
-        if (size2 < 4)
-          return BCJ2_RESULT_DATA_ERROR;
-        buf2 += 4;
-        size2 -= 4;
-      }
-      dest = (((UInt32)v[0] << 24) | ((UInt32)v[1] << 16) | 
-          ((UInt32)v[2] << 8) | ((UInt32)v[3])) - ((UInt32)outPos + 4);
-      outBuf[outPos++] = (Byte)dest;
-      if (outPos == outSize)
-        break;
-      outBuf[outPos++] = (Byte)(dest >> 8);
-      if (outPos == outSize)
-        break;
-      outBuf[outPos++] = (Byte)(dest >> 16);
-      if (outPos == outSize)
-        break;
-      outBuf[outPos++] = prevByte = (Byte)(dest >> 24);
-    }
-  }
-  return (outPos == outSize) ? BCJ2_RESULT_OK : BCJ2_RESULT_DATA_ERROR;
-}

C/Compress/Branch/BranchX86_2.h

@@ -1,28 +0,0 @@
-// BranchX86_2.h
-
-#ifndef __BRANCHX86_2_H
-#define __BRANCHX86_2_H
-
-#include "BranchTypes.h"
-
-#define BCJ2_RESULT_OK 0
-#define BCJ2_RESULT_DATA_ERROR 1
-
-/*
-Conditions:
-  outSize <= FullOutputSize, 
-  where FullOutputSize is full size of output stream of x86_2 filter.
-
-If buf0 overlaps outBuf, there are two required conditions:
-  1) (buf0 >= outBuf)
-  2) (buf0 + size0 >= outBuf + FullOutputSize).
-*/
-
-int x86_2_Decode(
-    const Byte *buf0, SizeT size0, 
-    const Byte *buf1, SizeT size1, 
-    const Byte *buf2, SizeT size2, 
-    const Byte *buf3, SizeT size3, 
-    Byte *outBuf, SizeT outSize);
-
-#endif

C/Compress/Lz/LzHash.h

@@ -1,53 +0,0 @@
-/* LzHash.h */
-
-#ifndef __C_LZHASH_H
-#define __C_LZHASH_H
-
-#define kHash2Size (1 << 10)
-#define kHash3Size (1 << 16)
-#define kHash4Size (1 << 20)
-
-#define kFix3HashSize (kHash2Size)
-#define kFix4HashSize (kHash2Size + kHash3Size)
-#define kFix5HashSize (kHash2Size + kHash3Size + kHash4Size)
-
-#define HASH2_CALC hashValue = cur[0] | ((UInt32)cur[1] << 8);
-
-#define HASH3_CALC { \
-  UInt32 temp = g_CrcTable[cur[0]] ^ cur[1]; \
-  hash2Value = temp & (kHash2Size - 1); \
-  hashValue = (temp ^ ((UInt32)cur[2] << 8)) & p->hashMask; }
-
-#define HASH4_CALC { \
-  UInt32 temp = g_CrcTable[cur[0]] ^ cur[1]; \
-  hash2Value = temp & (kHash2Size - 1); \
-  hash3Value = (temp ^ ((UInt32)cur[2] << 8)) & (kHash3Size - 1); \
-  hashValue = (temp ^ ((UInt32)cur[2] << 8) ^ (g_CrcTable[cur[3]] << 5)) & p->hashMask; }
-
-#define HASH5_CALC { \
-  UInt32 temp = g_CrcTable[cur[0]] ^ cur[1]; \
-  hash2Value = temp & (kHash2Size - 1); \
-  hash3Value = (temp ^ ((UInt32)cur[2] << 8)) & (kHash3Size - 1); \
-  hash4Value = (temp ^ ((UInt32)cur[2] << 8) ^ (g_CrcTable[cur[3]] << 5)); \
-  hashValue = (hash4Value ^ (g_CrcTable[cur[4]] << 3)) & p->hashMask; \
-  hash4Value &= (kHash4Size - 1); }
-
-/* #define HASH_ZIP_CALC hashValue = ((cur[0] | ((UInt32)cur[1] << 8)) ^ g_CrcTable[cur[2]]) & 0xFFFF; */
-#define HASH_ZIP_CALC hashValue = ((cur[2] | ((UInt32)cur[0] << 8)) ^ g_CrcTable[cur[1]]) & 0xFFFF;
-
-
-#define MT_HASH2_CALC \
-  hash2Value = (g_CrcTable[cur[0]] ^ cur[1]) & (kHash2Size - 1);
-
-#define MT_HASH3_CALC { \
-  UInt32 temp = g_CrcTable[cur[0]] ^ cur[1]; \
-  hash2Value = temp & (kHash2Size - 1); \
-  hash3Value = (temp ^ ((UInt32)cur[2] << 8)) & (kHash3Size - 1); }
-
-#define MT_HASH4_CALC { \
-  UInt32 temp = g_CrcTable[cur[0]] ^ cur[1]; \
-  hash2Value = temp & (kHash2Size - 1); \
-  hash3Value = (temp ^ ((UInt32)cur[2] << 8)) & (kHash3Size - 1); \
-  hash4Value = (temp ^ ((UInt32)cur[2] << 8) ^ (g_CrcTable[cur[3]] << 5)) & (kHash4Size - 1); }
-
-#endif

C/Compress/Lzma/LzmaDecode.c

@@ -1,584 +0,0 @@
-/*
-  LzmaDecode.c
-  LZMA Decoder (optimized for Speed version)
-  
-  LZMA SDK 4.40 Copyright (c) 1999-2006 Igor Pavlov (2006-05-01)
-  http://www.7-zip.org/
-
-  LZMA SDK is licensed under two licenses:
-  1) GNU Lesser General Public License (GNU LGPL)
-  2) Common Public License (CPL)
-  It means that you can select one of these two licenses and 
-  follow rules of that license.
-
-  SPECIAL EXCEPTION:
-  Igor Pavlov, as the author of this Code, expressly permits you to 
-  statically or dynamically link your Code (or bind by name) to the 
-  interfaces of this file without subjecting your linked Code to the 
-  terms of the CPL or GNU LGPL. Any modifications or additions 
-  to this file, however, are subject to the LGPL or CPL terms.
-*/
-
-#include "LzmaDecode.h"
-
-#define kNumTopBits 24
-#define kTopValue ((UInt32)1 << kNumTopBits)
-
-#define kNumBitModelTotalBits 11
-#define kBitModelTotal (1 << kNumBitModelTotalBits)
-#define kNumMoveBits 5
-
-#define RC_READ_BYTE (*Buffer++)
-
-#define RC_INIT2 Code = 0; Range = 0xFFFFFFFF; \
-  { int i; for(i = 0; i < 5; i++) { RC_TEST; Code = (Code << 8) | RC_READ_BYTE; }}
-
-#ifdef _LZMA_IN_CB
-
-#define RC_TEST { if (Buffer == BufferLim) \
-  { SizeT size; int result = InCallback->Read(InCallback, &Buffer, &size); if (result != LZMA_RESULT_OK) return result; \
-  BufferLim = Buffer + size; if (size == 0) return LZMA_RESULT_DATA_ERROR; }}
-
-#define RC_INIT Buffer = BufferLim = 0; RC_INIT2
-
-#else
-
-#define RC_TEST { if (Buffer == BufferLim) return LZMA_RESULT_DATA_ERROR; }
-
-#define RC_INIT(buffer, bufferSize) Buffer = buffer; BufferLim = buffer + bufferSize; RC_INIT2
- 
-#endif
-
-#define RC_NORMALIZE if (Range < kTopValue) { RC_TEST; Range <<= 8; Code = (Code << 8) | RC_READ_BYTE; }
-
-#define IfBit0(p) RC_NORMALIZE; bound = (Range >> kNumBitModelTotalBits) * *(p); if (Code < bound)
-#define UpdateBit0(p) Range = bound; *(p) += (kBitModelTotal - *(p)) >> kNumMoveBits;
-#define UpdateBit1(p) Range -= bound; Code -= bound; *(p) -= (*(p)) >> kNumMoveBits;
-
-#define RC_GET_BIT2(p, mi, A0, A1) IfBit0(p) \
-  { UpdateBit0(p); mi <<= 1; A0; } else \
-  { UpdateBit1(p); mi = (mi + mi) + 1; A1; } 
-  
-#define RC_GET_BIT(p, mi) RC_GET_BIT2(p, mi, ; , ;)               
-
-#define RangeDecoderBitTreeDecode(probs, numLevels, res) \
-  { int i = numLevels; res = 1; \
-  do { CProb *p = probs + res; RC_GET_BIT(p, res) } while(--i != 0); \
-  res -= (1 << numLevels); }
-
-
-#define kNumPosBitsMax 4
-#define kNumPosStatesMax (1 << kNumPosBitsMax)
-
-#define kLenNumLowBits 3
-#define kLenNumLowSymbols (1 << kLenNumLowBits)
-#define kLenNumMidBits 3
-#define kLenNumMidSymbols (1 << kLenNumMidBits)
-#define kLenNumHighBits 8
-#define kLenNumHighSymbols (1 << kLenNumHighBits)
-
-#define LenChoice 0
-#define LenChoice2 (LenChoice + 1)
-#define LenLow (LenChoice2 + 1)
-#define LenMid (LenLow + (kNumPosStatesMax << kLenNumLowBits))
-#define LenHigh (LenMid + (kNumPosStatesMax << kLenNumMidBits))
-#define kNumLenProbs (LenHigh + kLenNumHighSymbols) 
-
-
-#define kNumStates 12
-#define kNumLitStates 7
-
-#define kStartPosModelIndex 4
-#define kEndPosModelIndex 14
-#define kNumFullDistances (1 << (kEndPosModelIndex >> 1))
-
-#define kNumPosSlotBits 6
-#define kNumLenToPosStates 4
-
-#define kNumAlignBits 4
-#define kAlignTableSize (1 << kNumAlignBits)
-
-#define kMatchMinLen 2
-
-#define IsMatch 0
-#define IsRep (IsMatch + (kNumStates << kNumPosBitsMax))
-#define IsRepG0 (IsRep + kNumStates)
-#define IsRepG1 (IsRepG0 + kNumStates)
-#define IsRepG2 (IsRepG1 + kNumStates)
-#define IsRep0Long (IsRepG2 + kNumStates)
-#define PosSlot (IsRep0Long + (kNumStates << kNumPosBitsMax))
-#define SpecPos (PosSlot + (kNumLenToPosStates << kNumPosSlotBits))
-#define Align (SpecPos + kNumFullDistances - kEndPosModelIndex)
-#define LenCoder (Align + kAlignTableSize)
-#define RepLenCoder (LenCoder + kNumLenProbs)
-#define Literal (RepLenCoder + kNumLenProbs)
-
-#if Literal != LZMA_BASE_SIZE
-StopCompilingDueBUG
-#endif
-
-int LzmaDecodeProperties(CLzmaProperties *propsRes, const unsigned char *propsData, int size)
-{
-  unsigned char prop0;
-  if (size < LZMA_PROPERTIES_SIZE)
-    return LZMA_RESULT_DATA_ERROR;
-  prop0 = propsData[0];
-  if (prop0 >= (9 * 5 * 5))
-    return LZMA_RESULT_DATA_ERROR;
-  {
-    for (propsRes->pb = 0; prop0 >= (9 * 5); propsRes->pb++, prop0 -= (9 * 5));
-    for (propsRes->lp = 0; prop0 >= 9; propsRes->lp++, prop0 -= 9);
-    propsRes->lc = prop0;
-    /*
-    unsigned char remainder = (unsigned char)(prop0 / 9);
-    propsRes->lc = prop0 % 9;
-    propsRes->pb = remainder / 5;
-    propsRes->lp = remainder % 5;
-    */
-  }
-
-  #ifdef _LZMA_OUT_READ
-  {
-    int i;
-    propsRes->DictionarySize = 0;
-    for (i = 0; i < 4; i++)
-      propsRes->DictionarySize += (UInt32)(propsData[1 + i]) << (i * 8);
-    if (propsRes->DictionarySize == 0)
-      propsRes->DictionarySize = 1;
-  }
-  #endif
-  return LZMA_RESULT_OK;
-}
-
-#define kLzmaStreamWasFinishedId (-1)
-
-int LzmaDecode(CLzmaDecoderState *vs,
-    #ifdef _LZMA_IN_CB
-    ILzmaInCallback *InCallback,
-    #else
-    const unsigned char *inStream, SizeT inSize, SizeT *inSizeProcessed,
-    #endif
-    unsigned char *outStream, SizeT outSize, SizeT *outSizeProcessed)
-{
-  CProb *p = vs->Probs;
-  SizeT nowPos = 0;
-  Byte previousByte = 0;
-  UInt32 posStateMask = (1 << (vs->Properties.pb)) - 1;
-  UInt32 literalPosMask = (1 << (vs->Properties.lp)) - 1;
-  int lc = vs->Properties.lc;
-
-  #ifdef _LZMA_OUT_READ
-  
-  UInt32 Range = vs->Range;
-  UInt32 Code = vs->Code;
-  #ifdef _LZMA_IN_CB
-  const Byte *Buffer = vs->Buffer;
-  const Byte *BufferLim = vs->BufferLim;
-  #else
-  const Byte *Buffer = inStream;
-  const Byte *BufferLim = inStream + inSize;
-  #endif
-  int state = vs->State;
-  UInt32 rep0 = vs->Reps[0], rep1 = vs->Reps[1], rep2 = vs->Reps[2], rep3 = vs->Reps[3];
-  int len = vs->RemainLen;
-  UInt32 globalPos = vs->GlobalPos;
-  UInt32 distanceLimit = vs->DistanceLimit;
-
-  Byte *dictionary = vs->Dictionary;
-  UInt32 dictionarySize = vs->Properties.DictionarySize;
-  UInt32 dictionaryPos = vs->DictionaryPos;
-
-  Byte tempDictionary[4];
-
-  #ifndef _LZMA_IN_CB
-  *inSizeProcessed = 0;
-  #endif
-  *outSizeProcessed = 0;
-  if (len == kLzmaStreamWasFinishedId)
-    return LZMA_RESULT_OK;
-
-  if (dictionarySize == 0)
-  {
-    dictionary = tempDictionary;
-    dictionarySize = 1;
-    tempDictionary[0] = vs->TempDictionary[0];
-  }
-
-  if (len == kLzmaNeedInitId)
-  {
-    {
-      UInt32 numProbs = Literal + ((UInt32)LZMA_LIT_SIZE << (lc + vs->Properties.lp));
-      UInt32 i;
-      for (i = 0; i < numProbs; i++)
-        p[i] = kBitModelTotal >> 1; 
-      rep0 = rep1 = rep2 = rep3 = 1;
-      state = 0;
-      globalPos = 0;
-      distanceLimit = 0;
-      dictionaryPos = 0;
-      dictionary[dictionarySize - 1] = 0;
-      #ifdef _LZMA_IN_CB
-      RC_INIT;
-      #else
-      RC_INIT(inStream, inSize);
-      #endif
-    }
-    len = 0;
-  }
-  while(len != 0 && nowPos < outSize)
-  {
-    UInt32 pos = dictionaryPos - rep0;
-    if (pos >= dictionarySize)
-      pos += dictionarySize;
-    outStream[nowPos++] = dictionary[dictionaryPos] = dictionary[pos];
-    if (++dictionaryPos == dictionarySize)
-      dictionaryPos = 0;
-    len--;
-  }
-  if (dictionaryPos == 0)
-    previousByte = dictionary[dictionarySize - 1];
-  else
-    previousByte = dictionary[dictionaryPos - 1];
-
-  #else /* if !_LZMA_OUT_READ */
-
-  int state = 0;
-  UInt32 rep0 = 1, rep1 = 1, rep2 = 1, rep3 = 1;
-  int len = 0;
-  const Byte *Buffer;
-  const Byte *BufferLim;
-  UInt32 Range;
-  UInt32 Code;
-
-  #ifndef _LZMA_IN_CB
-  *inSizeProcessed = 0;
-  #endif
-  *outSizeProcessed = 0;
-
-  {
-    UInt32 i;
-    UInt32 numProbs = Literal + ((UInt32)LZMA_LIT_SIZE << (lc + vs->Properties.lp));
-    for (i = 0; i < numProbs; i++)
-      p[i] = kBitModelTotal >> 1;
-  }
-  
-  #ifdef _LZMA_IN_CB
-  RC_INIT;
-  #else
-  RC_INIT(inStream, inSize);
-  #endif
-
-  #endif /* _LZMA_OUT_READ */
-
-  while(nowPos < outSize)
-  {
-    CProb *prob;
-    UInt32 bound;
-    int posState = (int)(
-        (nowPos 
-        #ifdef _LZMA_OUT_READ
-        + globalPos
-        #endif
-        )
-        & posStateMask);
-
-    prob = p + IsMatch + (state << kNumPosBitsMax) + posState;
-    IfBit0(prob)
-    {
-      int symbol = 1;
-      UpdateBit0(prob)
-      prob = p + Literal + (LZMA_LIT_SIZE * 
-        (((
-        (nowPos 
-        #ifdef _LZMA_OUT_READ
-        + globalPos
-        #endif
-        )
-        & literalPosMask) << lc) + (previousByte >> (8 - lc))));
-
-      if (state >= kNumLitStates)
-      {
-        int matchByte;
-        #ifdef _LZMA_OUT_READ
-        UInt32 pos = dictionaryPos - rep0;
-        if (pos >= dictionarySize)
-          pos += dictionarySize;
-        matchByte = dictionary[pos];
-        #else
-        matchByte = outStream[nowPos - rep0];
-        #endif
-        do
-        {
-          int bit;
-          CProb *probLit;
-          matchByte <<= 1;
-          bit = (matchByte & 0x100);
-          probLit = prob + 0x100 + bit + symbol;
-          RC_GET_BIT2(probLit, symbol, if (bit != 0) break, if (bit == 0) break)
-        }
-        while (symbol < 0x100);
-      }
-      while (symbol < 0x100)
-      {
-        CProb *probLit = prob + symbol;
-        RC_GET_BIT(probLit, symbol)
-      }
-      previousByte = (Byte)symbol;
-
-      outStream[nowPos++] = previousByte;
-      #ifdef _LZMA_OUT_READ
-      if (distanceLimit < dictionarySize)
-        distanceLimit++;
-
-      dictionary[dictionaryPos] = previousByte;
-      if (++dictionaryPos == dictionarySize)
-        dictionaryPos = 0;
-      #endif
-      if (state < 4) state = 0;
-      else if (state < 10) state -= 3;
-      else state -= 6;
-    }
-    else             
-    {
-      UpdateBit1(prob);
-      prob = p + IsRep + state;
-      IfBit0(prob)
-      {
-        UpdateBit0(prob);
-        rep3 = rep2;
-        rep2 = rep1;
-        rep1 = rep0;
-        state = state < kNumLitStates ? 0 : 3;
-        prob = p + LenCoder;
-      }
-      else
-      {
-        UpdateBit1(prob);
-        prob = p + IsRepG0 + state;
-        IfBit0(prob)
-        {
-          UpdateBit0(prob);
-          prob = p + IsRep0Long + (state << kNumPosBitsMax) + posState;
-          IfBit0(prob)
-          {
-            #ifdef _LZMA_OUT_READ
-            UInt32 pos;
-            #endif
-            UpdateBit0(prob);
-            
-            #ifdef _LZMA_OUT_READ
-            if (distanceLimit == 0)
-            #else
-            if (nowPos == 0)
-            #endif
-              return LZMA_RESULT_DATA_ERROR;
-            
-            state = state < kNumLitStates ? 9 : 11;
-            #ifdef _LZMA_OUT_READ
-            pos = dictionaryPos - rep0;
-            if (pos >= dictionarySize)
-              pos += dictionarySize;
-            previousByte = dictionary[pos];
-            dictionary[dictionaryPos] = previousByte;
-            if (++dictionaryPos == dictionarySize)
-              dictionaryPos = 0;
-            #else
-            previousByte = outStream[nowPos - rep0];
-            #endif
-            outStream[nowPos++] = previousByte;
-            #ifdef _LZMA_OUT_READ
-            if (distanceLimit < dictionarySize)
-              distanceLimit++;
-            #endif
-
-            continue;
-          }
-          else
-          {
-            UpdateBit1(prob);
-          }
-        }
-        else
-        {
-          UInt32 distance;
-          UpdateBit1(prob);
-          prob = p + IsRepG1 + state;
-          IfBit0(prob)
-          {
-            UpdateBit0(prob);
-            distance = rep1;
-          }
-          else 
-          {
-            UpdateBit1(prob);
-            prob = p + IsRepG2 + state;
-            IfBit0(prob)
-            {
-              UpdateBit0(prob);
-              distance = rep2;
-            }
-            else
-            {
-              UpdateBit1(prob);
-              distance = rep3;
-              rep3 = rep2;
-            }
-            rep2 = rep1;
-          }
-          rep1 = rep0;
-          rep0 = distance;
-        }
-        state = state < kNumLitStates ? 8 : 11;
-        prob = p + RepLenCoder;
-      }
-      {
-        int numBits, offset;
-        CProb *probLen = prob + LenChoice;
-        IfBit0(probLen)
-        {
-          UpdateBit0(probLen);
-          probLen = prob + LenLow + (posState << kLenNumLowBits);
-          offset = 0;
-          numBits = kLenNumLowBits;
-        }
-        else
-        {
-          UpdateBit1(probLen);
-          probLen = prob + LenChoice2;
-          IfBit0(probLen)
-          {
-            UpdateBit0(probLen);
-            probLen = prob + LenMid + (posState << kLenNumMidBits);
-            offset = kLenNumLowSymbols;
-            numBits = kLenNumMidBits;
-          }
-          else
-          {
-            UpdateBit1(probLen);
-            probLen = prob + LenHigh;
-            offset = kLenNumLowSymbols + kLenNumMidSymbols;
-            numBits = kLenNumHighBits;
-          }
-        }
-        RangeDecoderBitTreeDecode(probLen, numBits, len);
-        len += offset;
-      }
-
-      if (state < 4)
-      {
-        int posSlot;
-        state += kNumLitStates;
-        prob = p + PosSlot +
-            ((len < kNumLenToPosStates ? len : kNumLenToPosStates - 1) << 
-            kNumPosSlotBits);
-        RangeDecoderBitTreeDecode(prob, kNumPosSlotBits, posSlot);
-        if (posSlot >= kStartPosModelIndex)
-        {
-          int numDirectBits = ((posSlot >> 1) - 1);
-          rep0 = (2 | ((UInt32)posSlot & 1));
-          if (posSlot < kEndPosModelIndex)
-          {
-            rep0 <<= numDirectBits;
-            prob = p + SpecPos + rep0 - posSlot - 1;
-          }
-          else
-          {
-            numDirectBits -= kNumAlignBits;
-            do
-            {
-              RC_NORMALIZE
-              Range >>= 1;
-              rep0 <<= 1;
-              if (Code >= Range)
-              {
-                Code -= Range;
-                rep0 |= 1;
-              }
-            }
-            while (--numDirectBits != 0);
-            prob = p + Align;
-            rep0 <<= kNumAlignBits;
-            numDirectBits = kNumAlignBits;
-          }
-          {
-            int i = 1;
-            int mi = 1;
-            do
-            {
-              CProb *prob3 = prob + mi;
-              RC_GET_BIT2(prob3, mi, ; , rep0 |= i);
-              i <<= 1;
-            }
-            while(--numDirectBits != 0);
-          }
-        }
-        else
-          rep0 = posSlot;
-        if (++rep0 == (UInt32)(0))
-        {
-          /* it's for stream version */
-          len = kLzmaStreamWasFinishedId;
-          break;
-        }
-      }
-
-      len += kMatchMinLen;
-      #ifdef _LZMA_OUT_READ
-      if (rep0 > distanceLimit) 
-      #else
-      if (rep0 > nowPos)
-      #endif
-        return LZMA_RESULT_DATA_ERROR;
-
-      #ifdef _LZMA_OUT_READ
-      if (dictionarySize - distanceLimit > (UInt32)len)
-        distanceLimit += len;
-      else
-        distanceLimit = dictionarySize;
-      #endif
-
-      do
-      {
-        #ifdef _LZMA_OUT_READ
-        UInt32 pos = dictionaryPos - rep0;
-        if (pos >= dictionarySize)
-          pos += dictionarySize;
-        previousByte = dictionary[pos];
-        dictionary[dictionaryPos] = previousByte;
-        if (++dictionaryPos == dictionarySize)
-          dictionaryPos = 0;
-        #else
-        previousByte = outStream[nowPos - rep0];
-        #endif
-        len--;
-        outStream[nowPos++] = previousByte;
-      }
-      while(len != 0 && nowPos < outSize);
-    }
-  }
-  RC_NORMALIZE;
-
-  #ifdef _LZMA_OUT_READ
-  vs->Range = Range;
-  vs->Code = Code;
-  vs->DictionaryPos = dictionaryPos;
-  vs->GlobalPos = globalPos + (UInt32)nowPos;
-  vs->DistanceLimit = distanceLimit;
-  vs->Reps[0] = rep0;
-  vs->Reps[1] = rep1;
-  vs->Reps[2] = rep2;
-  vs->Reps[3] = rep3;
-  vs->State = state;
-  vs->RemainLen = len;
-  vs->TempDictionary[0] = tempDictionary[0];
-  #endif
-
-  #ifdef _LZMA_IN_CB
-  vs->Buffer = Buffer;
-  vs->BufferLim = BufferLim;
-  #else
-  *inSizeProcessed = (SizeT)(Buffer - inStream);
-  #endif
-  *outSizeProcessed = nowPos;
-  return LZMA_RESULT_OK;
-}

C/Compress/Lzma/LzmaDecode.h

@@ -1,113 +0,0 @@
-/* 
-  LzmaDecode.h
-  LZMA Decoder interface
-
-  LZMA SDK 4.40 Copyright (c) 1999-2006 Igor Pavlov (2006-05-01)
-  http://www.7-zip.org/
-
-  LZMA SDK is licensed under two licenses:
-  1) GNU Lesser General Public License (GNU LGPL)
-  2) Common Public License (CPL)
-  It means that you can select one of these two licenses and 
-  follow rules of that license.
-
-  SPECIAL EXCEPTION:
-  Igor Pavlov, as the author of this code, expressly permits you to 
-  statically or dynamically link your code (or bind by name) to the 
-  interfaces of this file without subjecting your linked code to the 
-  terms of the CPL or GNU LGPL. Any modifications or additions 
-  to this file, however, are subject to the LGPL or CPL terms.
-*/
-
-#ifndef __LZMADECODE_H
-#define __LZMADECODE_H
-
-#include "LzmaTypes.h"
-
-/* #define _LZMA_IN_CB */
-/* Use callback for input data */
-
-/* #define _LZMA_OUT_READ */
-/* Use read function for output data */
-
-/* #define _LZMA_PROB32 */
-/* It can increase speed on some 32-bit CPUs, 
-   but memory usage will be doubled in that case */
-
-/* #define _LZMA_LOC_OPT */
-/* Enable local speed optimizations inside code */
-
-#ifdef _LZMA_PROB32
-#define CProb UInt32
-#else
-#define CProb UInt16
-#endif
-
-#define LZMA_RESULT_OK 0
-#define LZMA_RESULT_DATA_ERROR 1
-
-#ifdef _LZMA_IN_CB
-typedef struct _ILzmaInCallback
-{
-  int (*Read)(void *object, const unsigned char **buffer, SizeT *bufferSize);
-} ILzmaInCallback;
-#endif
-
-#define LZMA_BASE_SIZE 1846
-#define LZMA_LIT_SIZE 768
-
-#define LZMA_PROPERTIES_SIZE 5
-
-typedef struct _CLzmaProperties
-{
-  int lc;
-  int lp;
-  int pb;
-  #ifdef _LZMA_OUT_READ
-  UInt32 DictionarySize;
-  #endif
-}CLzmaProperties;
-
-int LzmaDecodeProperties(CLzmaProperties *propsRes, const unsigned char *propsData, int size);
-
-#define LzmaGetNumProbs(Properties) (LZMA_BASE_SIZE + (LZMA_LIT_SIZE << ((Properties)->lc + (Properties)->lp)))
-
-#define kLzmaNeedInitId (-2)
-
-typedef struct _CLzmaDecoderState
-{
-  CLzmaProperties Properties;
-  CProb *Probs;
-
-  #ifdef _LZMA_IN_CB
-  const unsigned char *Buffer;
-  const unsigned char *BufferLim;
-  #endif
-
-  #ifdef _LZMA_OUT_READ
-  unsigned char *Dictionary;
-  UInt32 Range;
-  UInt32 Code;
-  UInt32 DictionaryPos;
-  UInt32 GlobalPos;
-  UInt32 DistanceLimit;
-  UInt32 Reps[4];
-  int State;
-  int RemainLen;
-  unsigned char TempDictionary[4];
-  #endif
-} CLzmaDecoderState;
-
-#ifdef _LZMA_OUT_READ
-#define LzmaDecoderInit(vs) { (vs)->RemainLen = kLzmaNeedInitId; }
-#endif
-
-int LzmaDecode(CLzmaDecoderState *vs,
-    #ifdef _LZMA_IN_CB
-    ILzmaInCallback *inCallback,
-    #else
-    const unsigned char *inStream, SizeT inSize, SizeT *inSizeProcessed,
-    #endif
-    unsigned char *outStream, SizeT outSize, SizeT *outSizeProcessed);
-
-#endif

C/Compress/Lzma/LzmaDecodeSize.c

@@ -1,712 +0,0 @@
-/*
-  LzmaDecodeSize.c
-  LZMA Decoder (optimized for Size version)
-  
-  LZMA SDK 4.40 Copyright (c) 1999-2006 Igor Pavlov (2006-05-01)
-  http://www.7-zip.org/
-
-  LZMA SDK is licensed under two licenses:
-  1) GNU Lesser General Public License (GNU LGPL)
-  2) Common Public License (CPL)
-  It means that you can select one of these two licenses and 
-  follow rules of that license.
-
-  SPECIAL EXCEPTION:
-  Igor Pavlov, as the author of this code, expressly permits you to 
-  statically or dynamically link your code (or bind by name) to the 
-  interfaces of this file without subjecting your linked code to the 
-  terms of the CPL or GNU LGPL. Any modifications or additions 
-  to this file, however, are subject to the LGPL or CPL terms.
-*/
-
-#include "LzmaDecode.h"
-
-#define kNumTopBits 24
-#define kTopValue ((UInt32)1 << kNumTopBits)
-
-#define kNumBitModelTotalBits 11
-#define kBitModelTotal (1 << kNumBitModelTotalBits)
-#define kNumMoveBits 5
-
-typedef struct _CRangeDecoder
-{
-  const Byte *Buffer;
-  const Byte *BufferLim;
-  UInt32 Range;
-  UInt32 Code;
-  #ifdef _LZMA_IN_CB
-  ILzmaInCallback *InCallback;
-  int Result;
-  #endif
-  int ExtraBytes;
-} CRangeDecoder;
-
-Byte RangeDecoderReadByte(CRangeDecoder *rd)
-{
-  if (rd->Buffer == rd->BufferLim)
-  {
-    #ifdef _LZMA_IN_CB
-    SizeT size;
-    rd->Result = rd->InCallback->Read(rd->InCallback, &rd->Buffer, &size);
-    rd->BufferLim = rd->Buffer + size;
-    if (size == 0)
-    #endif
-    {
-      rd->ExtraBytes = 1;
-      return 0xFF;
-    }
-  }
-  return (*rd->Buffer++);
-}
-
-/* #define ReadByte (*rd->Buffer++) */
-#define ReadByte (RangeDecoderReadByte(rd))
-
-void RangeDecoderInit(CRangeDecoder *rd
-  #ifndef _LZMA_IN_CB
-    , const Byte *stream, SizeT bufferSize
-  #endif
-    )
-{
-  int i;
-  #ifdef _LZMA_IN_CB
-  rd->Buffer = rd->BufferLim = 0;
-  #else
-  rd->Buffer = stream;
-  rd->BufferLim = stream + bufferSize;
-  #endif
-  rd->ExtraBytes = 0;
-  rd->Code = 0;
-  rd->Range = (0xFFFFFFFF);
-  for(i = 0; i < 5; i++)
-    rd->Code = (rd->Code << 8) | ReadByte;
-}
-
-#define RC_INIT_VAR UInt32 range = rd->Range; UInt32 code = rd->Code;        
-#define RC_FLUSH_VAR rd->Range = range; rd->Code = code;
-#define RC_NORMALIZE if (range < kTopValue) { range <<= 8; code = (code << 8) | ReadByte; }
-
-UInt32 RangeDecoderDecodeDirectBits(CRangeDecoder *rd, int numTotalBits)
-{
-  RC_INIT_VAR
-  UInt32 result = 0;
-  int i;
-  for (i = numTotalBits; i != 0; i--)
-  {
-    /* UInt32 t; */
-    range >>= 1;
-
-    result <<= 1;
-    if (code >= range)
-    {
-      code -= range;
-      result |= 1;
-    }
-    /*
-    t = (code - range) >> 31;
-    t &= 1;
-    code -= range & (t - 1);
-    result = (result + result) | (1 - t);
-    */
-    RC_NORMALIZE
-  }
-  RC_FLUSH_VAR
-  return result;
-}
-
-int RangeDecoderBitDecode(CProb *prob, CRangeDecoder *rd)
-{
-  UInt32 bound = (rd->Range >> kNumBitModelTotalBits) * *prob;
-  if (rd->Code < bound)
-  {
-    rd->Range = bound;
-    *prob += (kBitModelTotal - *prob) >> kNumMoveBits;
-    if (rd->Range < kTopValue)
-    {
-      rd->Code = (rd->Code << 8) | ReadByte;
-      rd->Range <<= 8;
-    }
-    return 0;
-  }
-  else
-  {
-    rd->Range -= bound;
-    rd->Code -= bound;
-    *prob -= (*prob) >> kNumMoveBits;
-    if (rd->Range < kTopValue)
-    {
-      rd->Code = (rd->Code << 8) | ReadByte;
-      rd->Range <<= 8;
-    }
-    return 1;
-  }
-}
-
-#define RC_GET_BIT2(prob, mi, A0, A1) \
-  UInt32 bound = (range >> kNumBitModelTotalBits) * *prob; \
-  if (code < bound) \
-    { A0; range = bound; *prob += (kBitModelTotal - *prob) >> kNumMoveBits; mi <<= 1; } \
-  else \
-    { A1; range -= bound; code -= bound; *prob -= (*prob) >> kNumMoveBits; mi = (mi + mi) + 1; } \
-  RC_NORMALIZE
-
-#define RC_GET_BIT(prob, mi) RC_GET_BIT2(prob, mi, ; , ;)               
-
-int RangeDecoderBitTreeDecode(CProb *probs, int numLevels, CRangeDecoder *rd)
-{
-  int mi = 1;
-  int i;
-  #ifdef _LZMA_LOC_OPT
-  RC_INIT_VAR
-  #endif
-  for(i = numLevels; i != 0; i--)
-  {
-    #ifdef _LZMA_LOC_OPT
-    CProb *prob = probs + mi;
-    RC_GET_BIT(prob, mi)
-    #else
-    mi = (mi + mi) + RangeDecoderBitDecode(probs + mi, rd);
-    #endif
-  }
-  #ifdef _LZMA_LOC_OPT
-  RC_FLUSH_VAR
-  #endif
-  return mi - (1 << numLevels);
-}
-
-int RangeDecoderReverseBitTreeDecode(CProb *probs, int numLevels, CRangeDecoder *rd)
-{
-  int mi = 1;
-  int i;
-  int symbol = 0;
-  #ifdef _LZMA_LOC_OPT
-  RC_INIT_VAR
-  #endif
-  for(i = 0; i < numLevels; i++)
-  {
-    #ifdef _LZMA_LOC_OPT
-    CProb *prob = probs + mi;
-    RC_GET_BIT2(prob, mi, ; , symbol |= (1 << i))
-    #else
-    int bit = RangeDecoderBitDecode(probs + mi, rd);
-    mi = mi + mi + bit;
-    symbol |= (bit << i);
-    #endif
-  }
-  #ifdef _LZMA_LOC_OPT
-  RC_FLUSH_VAR
-  #endif
-  return symbol;
-}
-
-Byte LzmaLiteralDecode(CProb *probs, CRangeDecoder *rd)
-{ 
-  int symbol = 1;
-  #ifdef _LZMA_LOC_OPT
-  RC_INIT_VAR
-  #endif
-  do
-  {
-    #ifdef _LZMA_LOC_OPT
-    CProb *prob = probs + symbol;
-    RC_GET_BIT(prob, symbol)
-    #else
-    symbol = (symbol + symbol) | RangeDecoderBitDecode(probs + symbol, rd);
-    #endif
-  }
-  while (symbol < 0x100);
-  #ifdef _LZMA_LOC_OPT
-  RC_FLUSH_VAR
-  #endif
-  return symbol;
-}
-
-Byte LzmaLiteralDecodeMatch(CProb *probs, CRangeDecoder *rd, Byte matchByte)
-{ 
-  int symbol = 1;
-  #ifdef _LZMA_LOC_OPT
-  RC_INIT_VAR
-  #endif
-  do
-  {
-    int bit;
-    int matchBit = (matchByte >> 7) & 1;
-    matchByte <<= 1;
-    #ifdef _LZMA_LOC_OPT
-    {
-      CProb *prob = probs + 0x100 + (matchBit << 8) + symbol;
-      RC_GET_BIT2(prob, symbol, bit = 0, bit = 1)
-    }
-    #else
-    bit = RangeDecoderBitDecode(probs + 0x100 + (matchBit << 8) + symbol, rd);
-    symbol = (symbol << 1) | bit;
-    #endif
-    if (matchBit != bit)
-    {
-      while (symbol < 0x100)
-      {
-        #ifdef _LZMA_LOC_OPT
-        CProb *prob = probs + symbol;
-        RC_GET_BIT(prob, symbol)
-        #else
-        symbol = (symbol + symbol) | RangeDecoderBitDecode(probs + symbol, rd);
-        #endif
-      }
-      break;
-    }
-  }
-  while (symbol < 0x100);
-  #ifdef _LZMA_LOC_OPT
-  RC_FLUSH_VAR
-  #endif
-  return symbol;
-}
-
-#define kNumPosBitsMax 4
-#define kNumPosStatesMax (1 << kNumPosBitsMax)
-
-#define kLenNumLowBits 3
-#define kLenNumLowSymbols (1 << kLenNumLowBits)
-#define kLenNumMidBits 3
-#define kLenNumMidSymbols (1 << kLenNumMidBits)
-#define kLenNumHighBits 8
-#define kLenNumHighSymbols (1 << kLenNumHighBits)
-
-#define LenChoice 0
-#define LenChoice2 (LenChoice + 1)
-#define LenLow (LenChoice2 + 1)
-#define LenMid (LenLow + (kNumPosStatesMax << kLenNumLowBits))
-#define LenHigh (LenMid + (kNumPosStatesMax << kLenNumMidBits))
-#define kNumLenProbs (LenHigh + kLenNumHighSymbols) 
-
-int LzmaLenDecode(CProb *p, CRangeDecoder *rd, int posState)
-{
-  if(RangeDecoderBitDecode(p + LenChoice, rd) == 0)
-    return RangeDecoderBitTreeDecode(p + LenLow +
-        (posState << kLenNumLowBits), kLenNumLowBits, rd);
-  if(RangeDecoderBitDecode(p + LenChoice2, rd) == 0)
-    return kLenNumLowSymbols + RangeDecoderBitTreeDecode(p + LenMid +
-        (posState << kLenNumMidBits), kLenNumMidBits, rd);
-  return kLenNumLowSymbols + kLenNumMidSymbols + 
-      RangeDecoderBitTreeDecode(p + LenHigh, kLenNumHighBits, rd);
-}
-
-#define kNumStates 12
-#define kNumLitStates 7
-
-#define kStartPosModelIndex 4
-#define kEndPosModelIndex 14
-#define kNumFullDistances (1 << (kEndPosModelIndex >> 1))
-
-#define kNumPosSlotBits 6
-#define kNumLenToPosStates 4
-
-#define kNumAlignBits 4
-#define kAlignTableSize (1 << kNumAlignBits)
-
-#define kMatchMinLen 2
-
-#define IsMatch 0
-#define IsRep (IsMatch + (kNumStates << kNumPosBitsMax))
-#define IsRepG0 (IsRep + kNumStates)
-#define IsRepG1 (IsRepG0 + kNumStates)
-#define IsRepG2 (IsRepG1 + kNumStates)
-#define IsRep0Long (IsRepG2 + kNumStates)
-#define PosSlot (IsRep0Long + (kNumStates << kNumPosBitsMax))
-#define SpecPos (PosSlot + (kNumLenToPosStates << kNumPosSlotBits))
-#define Align (SpecPos + kNumFullDistances - kEndPosModelIndex)
-#define LenCoder (Align + kAlignTableSize)
-#define RepLenCoder (LenCoder + kNumLenProbs)
-#define Literal (RepLenCoder + kNumLenProbs)
-
-#if Literal != LZMA_BASE_SIZE
-StopCompilingDueBUG
-#endif
-
-int LzmaDecodeProperties(CLzmaProperties *propsRes, const unsigned char *propsData, int size)
-{
-  unsigned char prop0;
-  if (size < LZMA_PROPERTIES_SIZE)
-    return LZMA_RESULT_DATA_ERROR;
-  prop0 = propsData[0];
-  if (prop0 >= (9 * 5 * 5))
-    return LZMA_RESULT_DATA_ERROR;
-  {
-    for (propsRes->pb = 0; prop0 >= (9 * 5); propsRes->pb++, prop0 -= (9 * 5));
-    for (propsRes->lp = 0; prop0 >= 9; propsRes->lp++, prop0 -= 9);
-    propsRes->lc = prop0;
-    /*
-    unsigned char remainder = (unsigned char)(prop0 / 9);
-    propsRes->lc = prop0 % 9;
-    propsRes->pb = remainder / 5;
-    propsRes->lp = remainder % 5;
-    */
-  }
-
-  #ifdef _LZMA_OUT_READ
-  {
-    int i;
-    propsRes->DictionarySize = 0;
-    for (i = 0; i < 4; i++)
-      propsRes->DictionarySize += (UInt32)(propsData[1 + i]) << (i * 8);
-    if (propsRes->DictionarySize == 0)
-      propsRes->DictionarySize = 1;
-  }
-  #endif
-  return LZMA_RESULT_OK;
-}
-
-#define kLzmaStreamWasFinishedId (-1)
-
-int LzmaDecode(CLzmaDecoderState *vs,
-    #ifdef _LZMA_IN_CB
-    ILzmaInCallback *InCallback,
-    #else
-    const unsigned char *inStream, SizeT inSize, SizeT *inSizeProcessed,
-    #endif
-    unsigned char *outStream, SizeT outSize, SizeT *outSizeProcessed)
-{
-  CProb *p = vs->Probs;
-  SizeT nowPos = 0;
-  Byte previousByte = 0;
-  UInt32 posStateMask = (1 << (vs->Properties.pb)) - 1;
-  UInt32 literalPosMask = (1 << (vs->Properties.lp)) - 1;
-  int lc = vs->Properties.lc;
-  CRangeDecoder rd;
-
-  #ifdef _LZMA_OUT_READ
-  
-  int state = vs->State;
-  UInt32 rep0 = vs->Reps[0], rep1 = vs->Reps[1], rep2 = vs->Reps[2], rep3 = vs->Reps[3];
-  int len = vs->RemainLen;
-  UInt32 globalPos = vs->GlobalPos;
-  UInt32 distanceLimit = vs->DistanceLimit;
-
-  Byte *dictionary = vs->Dictionary;
-  UInt32 dictionarySize = vs->Properties.DictionarySize;
-  UInt32 dictionaryPos = vs->DictionaryPos;
-
-  Byte tempDictionary[4];
-
-  rd.Range = vs->Range;
-  rd.Code = vs->Code;
-  #ifdef _LZMA_IN_CB
-  rd.InCallback = InCallback;
-  rd.Buffer = vs->Buffer;
-  rd.BufferLim = vs->BufferLim;
-  #else
-  rd.Buffer = inStream;
-  rd.BufferLim = inStream + inSize;
-  #endif
-
-  #ifndef _LZMA_IN_CB
-  *inSizeProcessed = 0;
-  #endif
-  *outSizeProcessed = 0;
-  if (len == kLzmaStreamWasFinishedId)
-    return LZMA_RESULT_OK;
-
-  if (dictionarySize == 0)
-  {
-    dictionary = tempDictionary;
-    dictionarySize = 1;
-    tempDictionary[0] = vs->TempDictionary[0];
-  }
-
-  if (len == kLzmaNeedInitId)
-  {
-    {
-      UInt32 numProbs = Literal + ((UInt32)LZMA_LIT_SIZE << (lc + vs->Properties.lp));
-      UInt32 i;
-      for (i = 0; i < numProbs; i++)
-        p[i] = kBitModelTotal >> 1; 
-      rep0 = rep1 = rep2 = rep3 = 1;
-      state = 0;
-      globalPos = 0;
-      distanceLimit = 0;
-      dictionaryPos = 0;
-      dictionary[dictionarySize - 1] = 0;
-      RangeDecoderInit(&rd
-          #ifndef _LZMA_IN_CB
-          , inStream, inSize
-          #endif
-          );
-      #ifdef _LZMA_IN_CB
-      if (rd.Result != LZMA_RESULT_OK)
-        return rd.Result;
-      #endif
-      if (rd.ExtraBytes != 0)
-        return LZMA_RESULT_DATA_ERROR;
-    }
-    len = 0;
-  }
-  while(len != 0 && nowPos < outSize)
-  {
-    UInt32 pos = dictionaryPos - rep0;
-    if (pos >= dictionarySize)
-      pos += dictionarySize;
-    outStream[nowPos++] = dictionary[dictionaryPos] = dictionary[pos];
-    if (++dictionaryPos == dictionarySize)
-      dictionaryPos = 0;
-    len--;
-  }
-  if (dictionaryPos == 0)
-    previousByte = dictionary[dictionarySize - 1];
-  else
-    previousByte = dictionary[dictionaryPos - 1];
-
-  #ifdef _LZMA_IN_CB
-  rd.Result = LZMA_RESULT_OK;
-  #endif
-  rd.ExtraBytes = 0;
-
-  #else /* if !_LZMA_OUT_READ */
-
-  int state = 0;
-  UInt32 rep0 = 1, rep1 = 1, rep2 = 1, rep3 = 1;
-  int len = 0;
-
-  #ifndef _LZMA_IN_CB
-  *inSizeProcessed = 0;
-  #endif
-  *outSizeProcessed = 0;
-
-  {
-    UInt32 i;
-    UInt32 numProbs = Literal + ((UInt32)LZMA_LIT_SIZE << (lc + vs->Properties.lp));
-    for (i = 0; i < numProbs; i++)
-      p[i] = kBitModelTotal >> 1;
-  }
-  
-  #ifdef _LZMA_IN_CB
-  rd.InCallback = InCallback;
-  #endif
-  RangeDecoderInit(&rd
-      #ifndef _LZMA_IN_CB
-      , inStream, inSize
-      #endif
-      );
-
-  #ifdef _LZMA_IN_CB
-  if (rd.Result != LZMA_RESULT_OK)
-    return rd.Result;
-  #endif
-  if (rd.ExtraBytes != 0)
-    return LZMA_RESULT_DATA_ERROR;
-
-  #endif /* _LZMA_OUT_READ */
-
-
-  while(nowPos < outSize)
-  {
-    int posState = (int)(
-        (nowPos 
-        #ifdef _LZMA_OUT_READ
-        + globalPos
-        #endif
-        )
-        & posStateMask);
-    #ifdef _LZMA_IN_CB
-    if (rd.Result != LZMA_RESULT_OK)
-      return rd.Result;
-    #endif
-    if (rd.ExtraBytes != 0)
-      return LZMA_RESULT_DATA_ERROR;
-    if (RangeDecoderBitDecode(p + IsMatch + (state << kNumPosBitsMax) + posState, &rd) == 0)
-    {
-      CProb *probs = p + Literal + (LZMA_LIT_SIZE * 
-        (((
-        (nowPos 
-        #ifdef _LZMA_OUT_READ
-        + globalPos
-        #endif
-        )
-        & literalPosMask) << lc) + (previousByte >> (8 - lc))));
-
-      if (state >= kNumLitStates)
-      {
-        Byte matchByte;
-        #ifdef _LZMA_OUT_READ
-        UInt32 pos = dictionaryPos - rep0;
-        if (pos >= dictionarySize)
-          pos += dictionarySize;
-        matchByte = dictionary[pos];
-        #else
-        matchByte = outStream[nowPos - rep0];
-        #endif
-        previousByte = LzmaLiteralDecodeMatch(probs, &rd, matchByte);
-      }
-      else
-        previousByte = LzmaLiteralDecode(probs, &rd);
-      outStream[nowPos++] = previousByte;
-      #ifdef _LZMA_OUT_READ
-      if (distanceLimit < dictionarySize)
-        distanceLimit++;
-
-      dictionary[dictionaryPos] = previousByte;
-      if (++dictionaryPos == dictionarySize)
-        dictionaryPos = 0;
-      #endif
-      if (state < 4) state = 0;
-      else if (state < 10) state -= 3;
-      else state -= 6;
-    }
-    else             
-    {
-      if (RangeDecoderBitDecode(p + IsRep + state, &rd) == 1)
-      {
-        if (RangeDecoderBitDecode(p + IsRepG0 + state, &rd) == 0)
-        {
-          if (RangeDecoderBitDecode(p + IsRep0Long + (state << kNumPosBitsMax) + posState, &rd) == 0)
-          {
-            #ifdef _LZMA_OUT_READ
-            UInt32 pos;
-            #endif
-      
-            #ifdef _LZMA_OUT_READ
-            if (distanceLimit == 0)
-            #else
-            if (nowPos == 0)
-            #endif
-              return LZMA_RESULT_DATA_ERROR;
-
-            state = state < 7 ? 9 : 11;
-            #ifdef _LZMA_OUT_READ
-            pos = dictionaryPos - rep0;
-            if (pos >= dictionarySize)
-              pos += dictionarySize;
-            previousByte = dictionary[pos];
-            dictionary[dictionaryPos] = previousByte;
-            if (++dictionaryPos == dictionarySize)
-              dictionaryPos = 0;
-            #else
-            previousByte = outStream[nowPos - rep0];
-            #endif
-            outStream[nowPos++] = previousByte;
-
-            #ifdef _LZMA_OUT_READ
-            if (distanceLimit < dictionarySize)
-              distanceLimit++;
-            #endif
-            continue;
-          }
-        }
-        else
-        {
-          UInt32 distance;
-          if(RangeDecoderBitDecode(p + IsRepG1 + state, &rd) == 0)
-            distance = rep1;
-          else 
-          {
-            if(RangeDecoderBitDecode(p + IsRepG2 + state, &rd) == 0)
-              distance = rep2;
-            else
-            {
-              distance = rep3;
-              rep3 = rep2;
-            }
-            rep2 = rep1;
-          }
-          rep1 = rep0;
-          rep0 = distance;
-        }
-        len = LzmaLenDecode(p + RepLenCoder, &rd, posState);
-        state = state < 7 ? 8 : 11;
-      }
-      else
-      {
-        int posSlot;
-        rep3 = rep2;
-        rep2 = rep1;
-        rep1 = rep0;
-        state = state < 7 ? 7 : 10;
-        len = LzmaLenDecode(p + LenCoder, &rd, posState);
-        posSlot = RangeDecoderBitTreeDecode(p + PosSlot +
-            ((len < kNumLenToPosStates ? len : kNumLenToPosStates - 1) << 
-            kNumPosSlotBits), kNumPosSlotBits, &rd);
-        if (posSlot >= kStartPosModelIndex)
-        {
-          int numDirectBits = ((posSlot >> 1) - 1);
-          rep0 = ((2 | ((UInt32)posSlot & 1)) << numDirectBits);
-          if (posSlot < kEndPosModelIndex)
-          {
-            rep0 += RangeDecoderReverseBitTreeDecode(
-                p + SpecPos + rep0 - posSlot - 1, numDirectBits, &rd);
-          }
-          else
-          {
-            rep0 += RangeDecoderDecodeDirectBits(&rd, 
-                numDirectBits - kNumAlignBits) << kNumAlignBits;
-            rep0 += RangeDecoderReverseBitTreeDecode(p + Align, kNumAlignBits, &rd);
-          }
-        }
-        else
-          rep0 = posSlot;
-        if (++rep0 == (UInt32)(0))
-        {
-          /* it's for stream version */
-          len = kLzmaStreamWasFinishedId;
-          break;
-        }
-      }
-
-      len += kMatchMinLen;
-      #ifdef _LZMA_OUT_READ
-      if (rep0 > distanceLimit) 
-      #else
-      if (rep0 > nowPos)
-      #endif
-        return LZMA_RESULT_DATA_ERROR;
-
-      #ifdef _LZMA_OUT_READ
-      if (dictionarySize - distanceLimit > (UInt32)len)
-        distanceLimit += len;
-      else
-        distanceLimit = dictionarySize;
-      #endif
-
-      do
-      {
-        #ifdef _LZMA_OUT_READ
-        UInt32 pos = dictionaryPos - rep0;
-        if (pos >= dictionarySize)
-          pos += dictionarySize;
-        previousByte = dictionary[pos];
-        dictionary[dictionaryPos] = previousByte;
-        if (++dictionaryPos == dictionarySize)
-          dictionaryPos = 0;
-        #else
-        previousByte = outStream[nowPos - rep0];
-        #endif
-        len--;
-        outStream[nowPos++] = previousByte;
-      }
-      while(len != 0 && nowPos < outSize);
-    }
-  }
-
-
-  #ifdef _LZMA_OUT_READ
-  vs->Range = rd.Range;
-  vs->Code = rd.Code;
-  vs->DictionaryPos = dictionaryPos;
-  vs->GlobalPos = globalPos + (UInt32)nowPos;
-  vs->DistanceLimit = distanceLimit;
-  vs->Reps[0] = rep0;
-  vs->Reps[1] = rep1;
-  vs->Reps[2] = rep2;
-  vs->Reps[3] = rep3;
-  vs->State = state;
-  vs->RemainLen = len;
-  vs->TempDictionary[0] = tempDictionary[0];
-  #endif
-
-  #ifdef _LZMA_IN_CB
-  vs->Buffer = rd.Buffer;
-  vs->BufferLim = rd.BufferLim;
-  #else
-  *inSizeProcessed = (SizeT)(rd.Buffer - inStream);
-  #endif
-  *outSizeProcessed = nowPos;
-  return LZMA_RESULT_OK;
-}

C/Compress/Lzma/LzmaStateDecode.c

@@ -1,521 +0,0 @@
-/*
-  LzmaStateDecode.c
-  LZMA Decoder (State version)
-  
-  LZMA SDK 4.40 Copyright (c) 1999-2006 Igor Pavlov (2006-05-01)
-  http://www.7-zip.org/
-
-  LZMA SDK is licensed under two licenses:
-  1) GNU Lesser General Public License (GNU LGPL)
-  2) Common Public License (CPL)
-  It means that you can select one of these two licenses and 
-  follow rules of that license.
-
-  SPECIAL EXCEPTION:
-  Igor Pavlov, as the author of this Code, expressly permits you to 
-  statically or dynamically link your Code (or bind by name) to the 
-  interfaces of this file without subjecting your linked Code to the 
-  terms of the CPL or GNU LGPL. Any modifications or additions 
-  to this file, however, are subject to the LGPL or CPL terms.
-*/
-
-#include "LzmaStateDecode.h"
-
-#define kNumTopBits 24
-#define kTopValue ((UInt32)1 << kNumTopBits)
-
-#define kNumBitModelTotalBits 11
-#define kBitModelTotal (1 << kNumBitModelTotalBits)
-#define kNumMoveBits 5
-
-#define RC_READ_BYTE (*Buffer++)
-
-#define RC_INIT Code = 0; Range = 0xFFFFFFFF; \
-  { int i; for(i = 0; i < 5; i++) { Code = (Code << 8) | RC_READ_BYTE; }}
-
-#define RC_NORMALIZE if (Range < kTopValue) { Range <<= 8; Code = (Code << 8) | RC_READ_BYTE; }
-
-#define IfBit0(p) RC_NORMALIZE; bound = (Range >> kNumBitModelTotalBits) * *(p); if (Code < bound)
-#define UpdateBit0(p) Range = bound; *(p) += (kBitModelTotal - *(p)) >> kNumMoveBits;
-#define UpdateBit1(p) Range -= bound; Code -= bound; *(p) -= (*(p)) >> kNumMoveBits;
-
-#define RC_GET_BIT2(p, mi, A0, A1) IfBit0(p) \
-  { UpdateBit0(p); mi <<= 1; A0; } else \
-  { UpdateBit1(p); mi = (mi + mi) + 1; A1; } 
-  
-#define RC_GET_BIT(p, mi) RC_GET_BIT2(p, mi, ; , ;)               
-
-#define RangeDecoderBitTreeDecode(probs, numLevels, res) \
-  { int i = numLevels; res = 1; \
-  do { CProb *p = probs + res; RC_GET_BIT(p, res) } while(--i != 0); \
-  res -= (1 << numLevels); }
-
-
-#define kNumPosBitsMax 4
-#define kNumPosStatesMax (1 << kNumPosBitsMax)
-
-#define kLenNumLowBits 3
-#define kLenNumLowSymbols (1 << kLenNumLowBits)
-#define kLenNumMidBits 3
-#define kLenNumMidSymbols (1 << kLenNumMidBits)
-#define kLenNumHighBits 8
-#define kLenNumHighSymbols (1 << kLenNumHighBits)
-
-#define LenChoice 0
-#define LenChoice2 (LenChoice + 1)
-#define LenLow (LenChoice2 + 1)
-#define LenMid (LenLow + (kNumPosStatesMax << kLenNumLowBits))
-#define LenHigh (LenMid + (kNumPosStatesMax << kLenNumMidBits))
-#define kNumLenProbs (LenHigh + kLenNumHighSymbols) 
-
-
-#define kNumStates 12
-#define kNumLitStates 7
-
-#define kStartPosModelIndex 4
-#define kEndPosModelIndex 14
-#define kNumFullDistances (1 << (kEndPosModelIndex >> 1))
-
-#define kNumPosSlotBits 6
-#define kNumLenToPosStates 4
-
-#define kNumAlignBits 4
-#define kAlignTableSize (1 << kNumAlignBits)
-
-#define kMatchMinLen 2
-
-#define IsMatch 0
-#define IsRep (IsMatch + (kNumStates << kNumPosBitsMax))
-#define IsRepG0 (IsRep + kNumStates)
-#define IsRepG1 (IsRepG0 + kNumStates)
-#define IsRepG2 (IsRepG1 + kNumStates)
-#define IsRep0Long (IsRepG2 + kNumStates)
-#define PosSlot (IsRep0Long + (kNumStates << kNumPosBitsMax))
-#define SpecPos (PosSlot + (kNumLenToPosStates << kNumPosSlotBits))
-#define Align (SpecPos + kNumFullDistances - kEndPosModelIndex)
-#define LenCoder (Align + kAlignTableSize)
-#define RepLenCoder (LenCoder + kNumLenProbs)
-#define Literal (RepLenCoder + kNumLenProbs)
-
-#if Literal != LZMA_BASE_SIZE
-StopCompilingDueBUG
-#endif
-
-/* kRequiredInBufferSize = number of required input bytes for worst case: 
-   longest match with longest distance.
-   kLzmaInBufferSize must be larger than kRequiredInBufferSize 
-   23 bits = 2 (match select) + 10 (len) + 6 (distance) + 4(align) + 1 (RC_NORMALIZE)
-*/
-
-#define kRequiredInBufferSize ((23 * (kNumBitModelTotalBits - kNumMoveBits + 1) + 26 + 9) / 8)
-
-#define kLzmaStreamWasFinishedId (-1)
-
-int LzmaDecodeProperties(CLzmaProperties *propsRes, const unsigned char *propsData, int size)
-{
-  unsigned char prop0;
-  if (size < LZMA_PROPERTIES_SIZE)
-    return LZMA_RESULT_DATA_ERROR;
-  prop0 = propsData[0];
-  if (prop0 >= (9 * 5 * 5))
-    return LZMA_RESULT_DATA_ERROR;
-  {
-    for (propsRes->pb = 0; prop0 >= (9 * 5); propsRes->pb++, prop0 -= (9 * 5));
-    for (propsRes->lp = 0; prop0 >= 9; propsRes->lp++, prop0 -= 9);
-    propsRes->lc = prop0;
-    /*
-    unsigned char remainder = (unsigned char)(prop0 / 9);
-    propsRes->lc = prop0 % 9;
-    propsRes->pb = remainder / 5;
-    propsRes->lp = remainder % 5;
-    */
-  }
-
-  {
-    int i;
-    propsRes->DictionarySize = 0;
-    for (i = 0; i < 4; i++)
-      propsRes->DictionarySize += (UInt32)(propsData[1 + i]) << (i * 8);
-    if (propsRes->DictionarySize == 0)
-      propsRes->DictionarySize = 1;
-    return LZMA_RESULT_OK;
-  }
-}
-
-int LzmaDecode(
-    CLzmaDecoderState *vs,
-    const unsigned char *inStream, SizeT inSize, SizeT *inSizeProcessed,
-    unsigned char *outStream, SizeT outSize, SizeT *outSizeProcessed,
-    int finishDecoding)
-{
-  UInt32 Range = vs->Range;
-  UInt32 Code = vs->Code;
-
-  unsigned char *Buffer = vs->Buffer;
-  int BufferSize = vs->BufferSize; /* don't change it to unsigned int */
-  CProb *p = vs->Probs;
-
-  int state = vs->State;
-  unsigned char previousByte;
-  UInt32 rep0 = vs->Reps[0], rep1 = vs->Reps[1], rep2 = vs->Reps[2], rep3 = vs->Reps[3];
-  SizeT nowPos = 0;
-  UInt32 posStateMask = (1 << (vs->Properties.pb)) - 1;
-  UInt32 literalPosMask = (1 << (vs->Properties.lp)) - 1;
-  int lc = vs->Properties.lc;
-  int len = vs->RemainLen;
-  UInt32 globalPos = vs->GlobalPos;
-  UInt32 distanceLimit = vs->DistanceLimit;
-
-  unsigned char *dictionary = vs->Dictionary;
-  UInt32 dictionarySize = vs->Properties.DictionarySize;
-  UInt32 dictionaryPos = vs->DictionaryPos;
-
-  unsigned char tempDictionary[4];
-
-  (*inSizeProcessed) = 0;
-  (*outSizeProcessed) = 0;
-  if (len == kLzmaStreamWasFinishedId)
-    return LZMA_RESULT_OK;
-
-  if (dictionarySize == 0)
-  {
-    dictionary = tempDictionary;
-    dictionarySize = 1;
-    tempDictionary[0] = vs->TempDictionary[0];
-  }
-
-  if (len == kLzmaNeedInitId)
-  {
-    while (inSize > 0 && BufferSize < kLzmaInBufferSize)
-    {
-      Buffer[BufferSize++] = *inStream++;
-      (*inSizeProcessed)++;
-      inSize--;
-    }
-    if (BufferSize < 5)
-    {
-      vs->BufferSize = BufferSize;
-      return finishDecoding ? LZMA_RESULT_DATA_ERROR : LZMA_RESULT_OK;
-    }
-    {
-      UInt32 numProbs = Literal + ((UInt32)LZMA_LIT_SIZE << (lc + vs->Properties.lp));
-      UInt32 i;
-      for (i = 0; i < numProbs; i++)
-        p[i] = kBitModelTotal >> 1; 
-      rep0 = rep1 = rep2 = rep3 = 1;
-      state = 0;
-      globalPos = 0;
-      distanceLimit = 0;
-      dictionaryPos = 0;
-      dictionary[dictionarySize - 1] = 0;
-      RC_INIT;
-    }
-    len = 0;
-  }
-  while(len != 0 && nowPos < outSize)
-  {
-    UInt32 pos = dictionaryPos - rep0;
-    if (pos >= dictionarySize)
-      pos += dictionarySize;
-    outStream[nowPos++] = dictionary[dictionaryPos] = dictionary[pos];
-    if (++dictionaryPos == dictionarySize)
-      dictionaryPos = 0;
-    len--;
-  }
-  if (dictionaryPos == 0)
-    previousByte = dictionary[dictionarySize - 1];
-  else
-    previousByte = dictionary[dictionaryPos - 1];
-
-  for (;;)
-  {
-    int bufferPos = (int)(Buffer - vs->Buffer);
-    if (BufferSize - bufferPos < kRequiredInBufferSize)
-    {
-      int i;
-      BufferSize -= bufferPos;
-      if (BufferSize < 0)
-        return LZMA_RESULT_DATA_ERROR;
-      for (i = 0; i < BufferSize; i++)
-        vs->Buffer[i] = Buffer[i];
-      Buffer = vs->Buffer;
-      while (inSize > 0 && BufferSize < kLzmaInBufferSize)
-      {
-        Buffer[BufferSize++] = *inStream++;
-        (*inSizeProcessed)++;
-        inSize--;
-      }
-      if (BufferSize < kRequiredInBufferSize && !finishDecoding)
-        break;
-    }
-    if (nowPos >= outSize)
-      break;
-    {
-    CProb *prob;
-    UInt32 bound;
-    int posState = (int)((nowPos + globalPos) & posStateMask);
-
-    prob = p + IsMatch + (state << kNumPosBitsMax) + posState;
-    IfBit0(prob)
-    {
-      int symbol = 1;
-      UpdateBit0(prob)
-      prob = p + Literal + (LZMA_LIT_SIZE * 
-        ((((nowPos + globalPos)& literalPosMask) << lc) + (previousByte >> (8 - lc))));
-
-      if (state >= kNumLitStates)
-      {
-        int matchByte;
-        UInt32 pos = dictionaryPos - rep0;
-        if (pos >= dictionarySize)
-          pos += dictionarySize;
-        matchByte = dictionary[pos];
-        do
-        {
-          int bit;
-          CProb *probLit;
-          matchByte <<= 1;
-          bit = (matchByte & 0x100);
-          probLit = prob + 0x100 + bit + symbol;
-          RC_GET_BIT2(probLit, symbol, if (bit != 0) break, if (bit == 0) break)
-        }
-        while (symbol < 0x100);
-      }
-      while (symbol < 0x100)
-      {
-        CProb *probLit = prob + symbol;
-        RC_GET_BIT(probLit, symbol)
-      }
-      previousByte = (unsigned char)symbol;
-
-      outStream[nowPos++] = previousByte;
-      if (distanceLimit < dictionarySize)
-        distanceLimit++;
-
-      dictionary[dictionaryPos] = previousByte;
-      if (++dictionaryPos == dictionarySize)
-        dictionaryPos = 0;
-      if (state < 4) state = 0;
-      else if (state < 10) state -= 3;
-      else state -= 6;
-    }
-    else             
-    {
-      UpdateBit1(prob);
-      prob = p + IsRep + state;
-      IfBit0(prob)
-      {
-        UpdateBit0(prob);
-        rep3 = rep2;
-        rep2 = rep1;
-        rep1 = rep0;
-        state = state < kNumLitStates ? 0 : 3;
-        prob = p + LenCoder;
-      }
-      else
-      {
-        UpdateBit1(prob);
-        prob = p + IsRepG0 + state;
-        IfBit0(prob)
-        {
-          UpdateBit0(prob);
-          prob = p + IsRep0Long + (state << kNumPosBitsMax) + posState;
-          IfBit0(prob)
-          {
-            UInt32 pos;
-            UpdateBit0(prob);
-            if (distanceLimit == 0)
-              return LZMA_RESULT_DATA_ERROR;
-            if (distanceLimit < dictionarySize)
-              distanceLimit++;
-            state = state < kNumLitStates ? 9 : 11;
-            pos = dictionaryPos - rep0;
-            if (pos >= dictionarySize)
-              pos += dictionarySize;
-            previousByte = dictionary[pos];
-            dictionary[dictionaryPos] = previousByte;
-            if (++dictionaryPos == dictionarySize)
-              dictionaryPos = 0;
-            outStream[nowPos++] = previousByte;
-            continue;
-          }
-          else
-          {
-            UpdateBit1(prob);
-          }
-        }
-        else
-        {
-          UInt32 distance;
-          UpdateBit1(prob);
-          prob = p + IsRepG1 + state;
-          IfBit0(prob)
-          {
-            UpdateBit0(prob);
-            distance = rep1;
-          }
-          else 
-          {
-            UpdateBit1(prob);
-            prob = p + IsRepG2 + state;
-            IfBit0(prob)
-            {
-              UpdateBit0(prob);
-              distance = rep2;
-            }
-            else
-            {
-              UpdateBit1(prob);
-              distance = rep3;
-              rep3 = rep2;
-            }
-            rep2 = rep1;
-          }
-          rep1 = rep0;
-          rep0 = distance;
-        }
-        state = state < kNumLitStates ? 8 : 11;
-        prob = p + RepLenCoder;
-      }
-      {
-        int numBits, offset;
-        CProb *probLen = prob + LenChoice;
-        IfBit0(probLen)
-        {
-          UpdateBit0(probLen);
-          probLen = prob + LenLow + (posState << kLenNumLowBits);
-          offset = 0;
-          numBits = kLenNumLowBits;
-        }
-        else
-        {
-          UpdateBit1(probLen);
-          probLen = prob + LenChoice2;
-          IfBit0(probLen)
-          {
-            UpdateBit0(probLen);
-            probLen = prob + LenMid + (posState << kLenNumMidBits);
-            offset = kLenNumLowSymbols;
-            numBits = kLenNumMidBits;
-          }
-          else
-          {
-            UpdateBit1(probLen);
-            probLen = prob + LenHigh;
-            offset = kLenNumLowSymbols + kLenNumMidSymbols;
-            numBits = kLenNumHighBits;
-          }
-        }
-        RangeDecoderBitTreeDecode(probLen, numBits, len);
-        len += offset;
-      }
-
-      if (state < 4)
-      {
-        int posSlot;
-        state += kNumLitStates;
-        prob = p + PosSlot +
-            ((len < kNumLenToPosStates ? len : kNumLenToPosStates - 1) << 
-            kNumPosSlotBits);
-        RangeDecoderBitTreeDecode(prob, kNumPosSlotBits, posSlot);
-        if (posSlot >= kStartPosModelIndex)
-        {
-          int numDirectBits = ((posSlot >> 1) - 1);
-          rep0 = (2 | ((UInt32)posSlot & 1));
-          if (posSlot < kEndPosModelIndex)
-          {
-            rep0 <<= numDirectBits;
-            prob = p + SpecPos + rep0 - posSlot - 1;
-          }
-          else
-          {
-            numDirectBits -= kNumAlignBits;
-            do
-            {
-              RC_NORMALIZE
-              Range >>= 1;
-              rep0 <<= 1;
-              if (Code >= Range)
-              {
-                Code -= Range;
-                rep0 |= 1;
-              }
-            }
-            while (--numDirectBits != 0);
-            prob = p + Align;
-            rep0 <<= kNumAlignBits;
-            numDirectBits = kNumAlignBits;
-          }
-          {
-            int i = 1;
-            int mi = 1;
-            do
-            {
-              CProb *prob3 = prob + mi;
-              RC_GET_BIT2(prob3, mi, ; , rep0 |= i);
-              i <<= 1;
-            }
-            while(--numDirectBits != 0);
-          }
-        }
-        else
-          rep0 = posSlot;
-        if (++rep0 == (UInt32)(0))
-        {
-          /* it's for stream version */
-          len = kLzmaStreamWasFinishedId;
-          break;
-        }
-      }
-
-      len += kMatchMinLen;
-      if (rep0 > distanceLimit) 
-        return LZMA_RESULT_DATA_ERROR;
-      if (dictionarySize - distanceLimit > (UInt32)len)
-        distanceLimit += len;
-      else
-        distanceLimit = dictionarySize;
-
-      do
-      {
-        UInt32 pos = dictionaryPos - rep0;
-        if (pos >= dictionarySize)
-          pos += dictionarySize;
-        previousByte = dictionary[pos];
-        dictionary[dictionaryPos] = previousByte;
-        if (++dictionaryPos == dictionarySize)
-          dictionaryPos = 0;
-        len--;
-        outStream[nowPos++] = previousByte;
-      }
-      while(len != 0 && nowPos < outSize);
-    }
-    }
-  }
-  RC_NORMALIZE;
-
-  BufferSize -= (int)(Buffer - vs->Buffer);
-  if (BufferSize < 0)
-    return LZMA_RESULT_DATA_ERROR;
-  {
-    int i;
-    for (i = 0; i < BufferSize; i++)
-      vs->Buffer[i] = Buffer[i];
-  }
-  vs->BufferSize = BufferSize;
-  vs->Range = Range;
-  vs->Code = Code;
-  vs->DictionaryPos = dictionaryPos;
-  vs->GlobalPos = (UInt32)(globalPos + nowPos);
-  vs->DistanceLimit = distanceLimit;
-  vs->Reps[0] = rep0;
-  vs->Reps[1] = rep1;
-  vs->Reps[2] = rep2;
-  vs->Reps[3] = rep3;
-  vs->State = state;
-  vs->RemainLen = len;
-  vs->TempDictionary[0] = tempDictionary[0];
-
-  (*outSizeProcessed) = nowPos;
-  return LZMA_RESULT_OK;
-}

C/Compress/Lzma/LzmaStateDecode.h

@@ -1,96 +0,0 @@
-/* 
-  LzmaStateDecode.h
-  LZMA Decoder interface (State version)
-
-  LZMA SDK 4.40 Copyright (c) 1999-2006 Igor Pavlov (2006-05-01)
-  http://www.7-zip.org/
-
-  LZMA SDK is licensed under two licenses:
-  1) GNU Lesser General Public License (GNU LGPL)
-  2) Common Public License (CPL)
-  It means that you can select one of these two licenses and 
-  follow rules of that license.
-
-  SPECIAL EXCEPTION:
-  Igor Pavlov, as the author of this code, expressly permits you to 
-  statically or dynamically link your code (or bind by name) to the 
-  interfaces of this file without subjecting your linked code to the 
-  terms of the CPL or GNU LGPL. Any modifications or additions 
-  to this file, however, are subject to the LGPL or CPL terms.
-*/
-
-#ifndef __LZMASTATEDECODE_H
-#define __LZMASTATEDECODE_H
-
-#include "LzmaTypes.h"
-
-/* #define _LZMA_PROB32 */
-/* It can increase speed on some 32-bit CPUs, 
-   but memory usage will be doubled in that case */
-
-#ifdef _LZMA_PROB32
-#define CProb UInt32
-#else
-#define CProb UInt16
-#endif
-
-#define LZMA_RESULT_OK 0
-#define LZMA_RESULT_DATA_ERROR 1
-
-#define LZMA_BASE_SIZE 1846
-#define LZMA_LIT_SIZE 768
-
-#define LZMA_PROPERTIES_SIZE 5
-
-typedef struct _CLzmaProperties
-{
-  int lc;
-  int lp;
-  int pb;
-  UInt32 DictionarySize;
-}CLzmaProperties;
-
-int LzmaDecodeProperties(CLzmaProperties *propsRes, const unsigned char *propsData, int size);
-
-#define LzmaGetNumProbs(lzmaProps) (LZMA_BASE_SIZE + (LZMA_LIT_SIZE << ((lzmaProps)->lc + (lzmaProps)->lp)))
-
-#define kLzmaInBufferSize 64   /* don't change it. it must be larger than kRequiredInBufferSize */
-
-#define kLzmaNeedInitId (-2)
-
-typedef struct _CLzmaDecoderState
-{
-  CLzmaProperties Properties;
-  CProb *Probs;
-  unsigned char *Dictionary;
-
-  unsigned char Buffer[kLzmaInBufferSize];
-  int BufferSize;
-
-  UInt32 Range;
-  UInt32 Code;
-  UInt32 DictionaryPos;
-  UInt32 GlobalPos;
-  UInt32 DistanceLimit;
-  UInt32 Reps[4];
-  int State;
-  int RemainLen;  /* -2: decoder needs internal initialization
-                     -1: stream was finished, 
-                      0: ok
-                    > 0: need to write RemainLen bytes as match Reps[0],
-                  */
-  unsigned char TempDictionary[4];  /* it's required when DictionarySize = 0 */
-} CLzmaDecoderState;
-
-#define LzmaDecoderInit(vs) { (vs)->RemainLen = kLzmaNeedInitId; (vs)->BufferSize = 0; }
-
-/* LzmaDecode: decoding from input stream to output stream.
-  If finishDecoding != 0, then there are no more bytes in input stream
-  after inStream[inSize - 1]. */
-
-int LzmaDecode(CLzmaDecoderState *vs,
-    const unsigned char *inStream, SizeT inSize,  SizeT *inSizeProcessed,
-    unsigned char *outStream, SizeT outSize, SizeT *outSizeProcessed,
-    int finishDecoding);
-
-#endif

C/Compress/Lzma/LzmaStateTest.c

@@ -1,195 +0,0 @@
-/* 
-LzmaStateTest.c
-Test application for LZMA Decoder (State version)
-
-This file written and distributed to public domain by Igor Pavlov.
-This file is part of LZMA SDK 4.26 (2005-08-02)
-*/
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include "LzmaStateDecode.h"
-
-const char *kCantReadMessage = "Can not read input file";
-const char *kCantWriteMessage = "Can not write output file";
-const char *kCantAllocateMessage = "Can not allocate memory";
-
-#define kInBufferSize (1 << 15)
-#define kOutBufferSize (1 << 15)
-
-unsigned char g_InBuffer[kInBufferSize];
-unsigned char g_OutBuffer[kOutBufferSize];
-
-size_t MyReadFile(FILE *file, void *data, size_t size)
-  { return fread(data, 1, size, file); }
-
-int MyReadFileAndCheck(FILE *file, void *data, size_t size)
-  { return (MyReadFile(file, data, size) == size); }
-
-int PrintError(char *buffer, const char *message)
-{
-  sprintf(buffer + strlen(buffer), "\nError: ");
-  sprintf(buffer + strlen(buffer), message);
-  return 1;
-}
-
-int main3(FILE *inFile, FILE *outFile, char *rs)
-{
-  /* We use two 32-bit integers to construct 64-bit integer for file size.
-     You can remove outSizeHigh, if you don't need >= 4GB supporting,
-     or you can use UInt64 outSize, if your compiler supports 64-bit integers*/
-  UInt32 outSize = 0;
-  UInt32 outSizeHigh = 0; 
-  
-  int waitEOS = 1; 
-  /* waitEOS = 1, if there is no uncompressed size in headers, 
-   so decoder will wait EOS (End of Stream Marker) in compressed stream */
-
-  int i;
-  int res = 0;
-  CLzmaDecoderState state;  /* it's about 140 bytes structure, if int is 32-bit */
-  unsigned char properties[LZMA_PROPERTIES_SIZE];
-  SizeT inAvail = 0;
-  unsigned char *inBuffer = 0;
-
-  if (sizeof(UInt32) < 4)
-    return PrintError(rs, "LZMA decoder needs correct UInt32");
-
-  /* Read LZMA properties for compressed stream */
-
-  if (!MyReadFileAndCheck(inFile, properties, sizeof(properties)))
-    return PrintError(rs, kCantReadMessage);
-
-  /* Read uncompressed size */
-  
-  for (i = 0; i < 8; i++)
-  {
-    unsigned char b;
-    if (!MyReadFileAndCheck(inFile, &b, 1))
-      return PrintError(rs, kCantReadMessage);
-    if (b != 0xFF)
-      waitEOS = 0;
-    if (i < 4)
-      outSize += (UInt32)(b) << (i * 8);
-    else
-      outSizeHigh += (UInt32)(b) << ((i - 4) * 8);
-  }
-
-  /* Decode LZMA properties and allocate memory */
-  
-  if (LzmaDecodeProperties(&state.Properties, properties, LZMA_PROPERTIES_SIZE) != LZMA_RESULT_OK)
-    return PrintError(rs, "Incorrect stream properties");
-  state.Probs = (CProb *)malloc(LzmaGetNumProbs(&state.Properties) * sizeof(CProb));
-  if (state.Probs == 0)
-    return PrintError(rs, kCantAllocateMessage);
-  
-  if (state.Properties.DictionarySize == 0)
-    state.Dictionary = 0;
-  else
-  {
-    state.Dictionary = (unsigned char *)malloc(state.Properties.DictionarySize);
-    if (state.Dictionary == 0)
-    {
-      free(state.Probs);
-      return PrintError(rs, kCantAllocateMessage);
-    }
-  }
-  
-  /* Decompress */
-  
-  LzmaDecoderInit(&state);
-  
-  do
-  {
-    SizeT inProcessed, outProcessed;
-    int finishDecoding;
-    UInt32 outAvail = kOutBufferSize;
-    if (!waitEOS && outSizeHigh == 0 && outAvail > outSize)
-      outAvail = outSize;
-    if (inAvail == 0)
-    {
-      inAvail = (SizeT)MyReadFile(inFile, g_InBuffer, kInBufferSize);
-      inBuffer = g_InBuffer;
-    }
-    finishDecoding = (inAvail == 0);
-    res = LzmaDecode(&state,
-        inBuffer, inAvail, &inProcessed,
-        g_OutBuffer, outAvail, &outProcessed,
-        finishDecoding);
-    if (res != 0)
-    {
-      sprintf(rs + strlen(rs), "\nDecoding error = %d\n", res);
-      res = 1;
-      break;
-    }
-    inAvail -= inProcessed;
-    inBuffer += inProcessed;
-    
-    if (outFile != 0)  
-      if (fwrite(g_OutBuffer, 1, outProcessed, outFile) != outProcessed)
-      {
-        PrintError(rs, kCantWriteMessage);
-        res = 1;
-        break;
-      }
-      
-    if (outSize < outProcessed)
-      outSizeHigh--;
-    outSize -= (UInt32)outProcessed;
-    outSize &= 0xFFFFFFFF;
-
-    if (outProcessed == 0 && finishDecoding)
-    {
-      if (!waitEOS && (outSize != 0 || outSizeHigh != 0))
-        res = 1;
-      break;
-    }
-  }
-  while ((outSize != 0 && outSizeHigh == 0) || outSizeHigh != 0  || waitEOS);
-
-  free(state.Dictionary);
-  free(state.Probs);
-  return res;
-}
-
-int main2(int numArgs, const char *args[], char *rs)
-{
-  FILE *inFile = 0;
-  FILE *outFile = 0;
-  int res;
-
-  sprintf(rs + strlen(rs), "\nLZMA Decoder 4.26 Copyright (c) 1999-2005 Igor Pavlov  2005-08-02\n");
-  if (numArgs < 2 || numArgs > 3)
-  {
-    sprintf(rs + strlen(rs), "\nUsage:  lzmadec file.lzma [outFile]\n");
-    return 1;
-  }
-
-  inFile = fopen(args[1], "rb");
-  if (inFile == 0)
-    return PrintError(rs, "Can not open input file");
-
-  if (numArgs > 2)
-  {
-    outFile = fopen(args[2], "wb+");
-    if (outFile == 0)
-      return PrintError(rs, "Can not open output file");
-  }
-
-  res = main3(inFile, outFile, rs);
-
-  if (outFile != 0)
-    fclose(outFile);
-  fclose(inFile);
-  return res;
-}
-
-int main(int numArgs, const char *args[])
-{
-  char rs[800] = { 0 };
-  int res = main2(numArgs, args, rs);
-  printf(rs);
-  return res;
-}

C/Compress/Lzma/LzmaTest.c

@@ -1,342 +0,0 @@
-/* 
-LzmaTest.c
-Test application for LZMA Decoder
-
-This file written and distributed to public domain by Igor Pavlov.
-This file is part of LZMA SDK 4.26 (2005-08-05)
-*/
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include "LzmaDecode.h"
-
-const char *kCantReadMessage = "Can not read input file";
-const char *kCantWriteMessage = "Can not write output file";
-const char *kCantAllocateMessage = "Can not allocate memory";
-
-size_t MyReadFile(FILE *file, void *data, size_t size)
-{ 
-  if (size == 0)
-    return 0;
-  return fread(data, 1, size, file); 
-}
-
-int MyReadFileAndCheck(FILE *file, void *data, size_t size)
-  { return (MyReadFile(file, data, size) == size);} 
-
-size_t MyWriteFile(FILE *file, const void *data, size_t size)
-{ 
-  if (size == 0)
-    return 0;
-  return fwrite(data, 1, size, file); 
-}
-
-int MyWriteFileAndCheck(FILE *file, const void *data, size_t size)
-  { return (MyWriteFile(file, data, size) == size); }
-
-#ifdef _LZMA_IN_CB
-#define kInBufferSize (1 << 15)
-typedef struct _CBuffer
-{
-  ILzmaInCallback InCallback;
-  FILE *File;
-  unsigned char Buffer[kInBufferSize];
-} CBuffer;
-
-int LzmaReadCompressed(void *object, const unsigned char **buffer, SizeT *size)
-{
-  CBuffer *b = (CBuffer *)object;
-  *buffer = b->Buffer;
-  *size = (SizeT)MyReadFile(b->File, b->Buffer, kInBufferSize);
-  return LZMA_RESULT_OK;
-}
-CBuffer g_InBuffer;
-
-#endif
-
-#ifdef _LZMA_OUT_READ
-#define kOutBufferSize (1 << 15)
-unsigned char g_OutBuffer[kOutBufferSize];
-#endif
-
-int PrintError(char *buffer, const char *message)
-{
-  sprintf(buffer + strlen(buffer), "\nError: ");
-  sprintf(buffer + strlen(buffer), message);
-  return 1;
-}
-
-int main3(FILE *inFile, FILE *outFile, char *rs)
-{
-  /* We use two 32-bit integers to construct 64-bit integer for file size.
-     You can remove outSizeHigh, if you don't need >= 4GB supporting,
-     or you can use UInt64 outSize, if your compiler supports 64-bit integers*/
-  UInt32 outSize = 0;
-  UInt32 outSizeHigh = 0;
-  #ifndef _LZMA_OUT_READ
-  SizeT outSizeFull;
-  unsigned char *outStream;
-  #endif
-  
-  int waitEOS = 1; 
-  /* waitEOS = 1, if there is no uncompressed size in headers, 
-   so decoder will wait EOS (End of Stream Marker) in compressed stream */
-
-  #ifndef _LZMA_IN_CB
-  SizeT compressedSize;
-  unsigned char *inStream;
-  #endif
-
-  CLzmaDecoderState state;  /* it's about 24-80 bytes structure, if int is 32-bit */
-  unsigned char properties[LZMA_PROPERTIES_SIZE];
-
-  int res;
-
-  #ifdef _LZMA_IN_CB
-  g_InBuffer.File = inFile;
-  #endif
-
-  if (sizeof(UInt32) < 4)
-    return PrintError(rs, "LZMA decoder needs correct UInt32");
-
-  #ifndef _LZMA_IN_CB
-  {
-    long length;
-    fseek(inFile, 0, SEEK_END);
-    length = ftell(inFile);
-    fseek(inFile, 0, SEEK_SET);
-    if ((long)(SizeT)length != length)
-      return PrintError(rs, "Too big compressed stream");
-    compressedSize = (SizeT)(length - (LZMA_PROPERTIES_SIZE + 8));
-  }
-  #endif
-
-  /* Read LZMA properties for compressed stream */
-
-  if (!MyReadFileAndCheck(inFile, properties, sizeof(properties)))
-    return PrintError(rs, kCantReadMessage);
-
-  /* Read uncompressed size */
-
-  {
-    int i;
-    for (i = 0; i < 8; i++)
-    {
-      unsigned char b;
-      if (!MyReadFileAndCheck(inFile, &b, 1))
-        return PrintError(rs, kCantReadMessage);
-      if (b != 0xFF)
-        waitEOS = 0;
-      if (i < 4)
-        outSize += (UInt32)(b) << (i * 8);
-      else
-        outSizeHigh += (UInt32)(b) << ((i - 4) * 8);
-    }
-    
-    #ifndef _LZMA_OUT_READ
-    if (waitEOS)
-      return PrintError(rs, "Stream with EOS marker is not supported");
-    outSizeFull = (SizeT)outSize;
-    if (sizeof(SizeT) >= 8)
-      outSizeFull |= (((SizeT)outSizeHigh << 16) << 16);
-    else if (outSizeHigh != 0 || (UInt32)(SizeT)outSize != outSize)
-      return PrintError(rs, "Too big uncompressed stream");
-    #endif
-  }
-
-  /* Decode LZMA properties and allocate memory */
-  
-  if (LzmaDecodeProperties(&state.Properties, properties, LZMA_PROPERTIES_SIZE) != LZMA_RESULT_OK)
-    return PrintError(rs, "Incorrect stream properties");
-  state.Probs = (CProb *)malloc(LzmaGetNumProbs(&state.Properties) * sizeof(CProb));
-
-  #ifdef _LZMA_OUT_READ
-  if (state.Properties.DictionarySize == 0)
-    state.Dictionary = 0;
-  else
-    state.Dictionary = (unsigned char *)malloc(state.Properties.DictionarySize);
-  #else
-  if (outSizeFull == 0)
-    outStream = 0;
-  else
-    outStream = (unsigned char *)malloc(outSizeFull);
-  #endif
-
-  #ifndef _LZMA_IN_CB
-  if (compressedSize == 0)
-    inStream = 0;
-  else
-    inStream = (unsigned char *)malloc(compressedSize);
-  #endif
-
-  if (state.Probs == 0 
-    #ifdef _LZMA_OUT_READ
-    || (state.Dictionary == 0 && state.Properties.DictionarySize != 0)
-    #else
-    || (outStream == 0 && outSizeFull != 0)
-    #endif
-    #ifndef _LZMA_IN_CB
-    || (inStream == 0 && compressedSize != 0)
-    #endif
-    )
-  {
-    free(state.Probs);
-    #ifdef _LZMA_OUT_READ
-    free(state.Dictionary);
-    #else
-    free(outStream);
-    #endif
-    #ifndef _LZMA_IN_CB
-    free(inStream);
-    #endif
-    return PrintError(rs, kCantAllocateMessage);
-  }
-
-  /* Decompress */
-
-  #ifdef _LZMA_IN_CB
-  g_InBuffer.InCallback.Read = LzmaReadCompressed;
-  #else
-  if (!MyReadFileAndCheck(inFile, inStream, compressedSize))
-    return PrintError(rs, kCantReadMessage);
-  #endif
-
-  #ifdef _LZMA_OUT_READ
-  {
-    #ifndef _LZMA_IN_CB
-    SizeT inAvail = compressedSize;
-    const unsigned char *inBuffer = inStream;
-    #endif
-    LzmaDecoderInit(&state);
-    do
-    {
-      #ifndef _LZMA_IN_CB
-      SizeT inProcessed;
-      #endif
-      SizeT outProcessed;
-      SizeT outAvail = kOutBufferSize;
-      if (!waitEOS && outSizeHigh == 0 && outAvail > outSize)
-        outAvail = (SizeT)outSize;
-      res = LzmaDecode(&state,
-        #ifdef _LZMA_IN_CB
-        &g_InBuffer.InCallback,
-        #else
-        inBuffer, inAvail, &inProcessed,
-        #endif
-        g_OutBuffer, outAvail, &outProcessed);
-      if (res != 0)
-      {
-        sprintf(rs + strlen(rs), "\nDecoding error = %d\n", res);
-        res = 1;
-        break;
-      }
-      #ifndef _LZMA_IN_CB
-      inAvail -= inProcessed;
-      inBuffer += inProcessed;
-      #endif
-      
-      if (outFile != 0)  
-        if (!MyWriteFileAndCheck(outFile, g_OutBuffer, (size_t)outProcessed))
-        {
-          PrintError(rs, kCantWriteMessage);
-          res = 1;
-          break;
-        }
-        
-      if (outSize < outProcessed)
-        outSizeHigh--;
-      outSize -= (UInt32)outProcessed;
-      outSize &= 0xFFFFFFFF;
-        
-      if (outProcessed == 0)
-      {
-        if (!waitEOS && (outSize != 0 || outSizeHigh != 0))
-          res = 1;
-        break;
-      }
-    }
-    while ((outSize != 0 && outSizeHigh == 0) || outSizeHigh != 0  || waitEOS);
-  }
-
-  #else
-  {
-    #ifndef _LZMA_IN_CB
-    SizeT inProcessed;
-    #endif
-    SizeT outProcessed;
-    res = LzmaDecode(&state,
-      #ifdef _LZMA_IN_CB
-      &g_InBuffer.InCallback,
-      #else
-      inStream, compressedSize, &inProcessed,
-      #endif
-      outStream, outSizeFull, &outProcessed);
-    if (res != 0)
-    {
-      sprintf(rs + strlen(rs), "\nDecoding error = %d\n", res);
-      res = 1;
-    }
-    else if (outFile != 0)
-    {
-      if (!MyWriteFileAndCheck(outFile, outStream, (size_t)outProcessed))
-      {
-        PrintError(rs, kCantWriteMessage);
-        res = 1;
-      }
-    }
-  }
-  #endif
-
-  free(state.Probs);
-  #ifdef _LZMA_OUT_READ
-  free(state.Dictionary);
-  #else
-  free(outStream);
-  #endif
-  #ifndef _LZMA_IN_CB
-  free(inStream);
-  #endif
-  return res;
-}
-
-int main2(int numArgs, const char *args[], char *rs)
-{
-  FILE *inFile = 0;
-  FILE *outFile = 0;
-  int res;
-
-  sprintf(rs + strlen(rs), "\nLZMA Decoder 4.26 Copyright (c) 1999-2005 Igor Pavlov  2005-08-05\n");
-  if (numArgs < 2 || numArgs > 3)
-  {
-    sprintf(rs + strlen(rs), "\nUsage:  lzmadec file.lzma [outFile]\n");
-    return 1;
-  }
-
-  inFile = fopen(args[1], "rb");
-  if (inFile == 0)
-    return PrintError(rs, "Can not open input file");
-
-  if (numArgs > 2)
-  {
-    outFile = fopen(args[2], "wb+");
-    if (outFile == 0)
-      return PrintError(rs, "Can not open output file");
-  }
-
-  res = main3(inFile, outFile, rs);
-
-  if (outFile != 0)
-    fclose(outFile);
-  fclose(inFile);
-  return res;
-}
-
-int main(int numArgs, const char *args[])
-{
-  char rs[800] = { 0 };
-  int res = main2(numArgs, args, rs);
-  printf(rs);
-  return res;
-}

C/Compress/Lzma/LzmaTypes.h

@@ -1,45 +0,0 @@
-/* 
-LzmaTypes.h 
-
-Types for LZMA Decoder
-
-This file written and distributed to public domain by Igor Pavlov.
-This file is part of LZMA SDK 4.40 (2006-05-01)
-*/
-
-#ifndef __LZMATYPES_H
-#define __LZMATYPES_H
-
-#ifndef _7ZIP_BYTE_DEFINED
-#define _7ZIP_BYTE_DEFINED
-typedef unsigned char Byte;
-#endif 
-
-#ifndef _7ZIP_UINT16_DEFINED
-#define _7ZIP_UINT16_DEFINED
-typedef unsigned short UInt16;
-#endif 
-
-#ifndef _7ZIP_UINT32_DEFINED
-#define _7ZIP_UINT32_DEFINED
-#ifdef _LZMA_UINT32_IS_ULONG
-typedef unsigned long UInt32;
-#else
-typedef unsigned int UInt32;
-#endif
-#endif 
-
-/* #define _LZMA_NO_SYSTEM_SIZE_T */
-/* You can use it, if you don't want <stddef.h> */
-
-#ifndef _7ZIP_SIZET_DEFINED
-#define _7ZIP_SIZET_DEFINED
-#ifdef _LZMA_NO_SYSTEM_SIZE_T
-typedef UInt32 SizeT;
-#else
-#include <stddef.h>
-typedef size_t SizeT;
-#endif
-#endif
-
-#endif

C/CpuArch.c

@@ -0,0 +1,200 @@
+/* CpuArch.c -- CPU specific code
+2016-02-25: Igor Pavlov : Public domain */
+
+#include "Precomp.h"
+
+#include "CpuArch.h"
+
+#ifdef MY_CPU_X86_OR_AMD64
+
+#if (defined(_MSC_VER) && !defined(MY_CPU_AMD64)) || defined(__GNUC__)
+#define USE_ASM
+#endif
+
+#if !defined(USE_ASM) && _MSC_VER >= 1500
+#include <intrin.h>
+#endif
+
+#if defined(USE_ASM) && !defined(MY_CPU_AMD64)
+static UInt32 CheckFlag(UInt32 flag)
+{
+  #ifdef _MSC_VER
+  __asm pushfd;
+  __asm pop EAX;
+  __asm mov EDX, EAX;
+  __asm xor EAX, flag;
+  __asm push EAX;
+  __asm popfd;
+  __asm pushfd;
+  __asm pop EAX;
+  __asm xor EAX, EDX;
+  __asm push EDX;
+  __asm popfd;
+  __asm and flag, EAX;
+  #else
+  __asm__ __volatile__ (
+    "pushf\n\t"
+    "pop  %%EAX\n\t"
+    "movl %%EAX,%%EDX\n\t"
+    "xorl %0,%%EAX\n\t"
+    "push %%EAX\n\t"
+    "popf\n\t"
+    "pushf\n\t"
+    "pop  %%EAX\n\t"
+    "xorl %%EDX,%%EAX\n\t"
+    "push %%EDX\n\t"
+    "popf\n\t"
+    "andl %%EAX, %0\n\t":
+    "=c" (flag) : "c" (flag) :
+    "%eax", "%edx");
+  #endif
+  return flag;
+}
+#define CHECK_CPUID_IS_SUPPORTED if (CheckFlag(1 << 18) == 0 || CheckFlag(1 << 21) == 0) return False;
+#else
+#define CHECK_CPUID_IS_SUPPORTED
+#endif
+
+void MyCPUID(UInt32 function, UInt32 *a, UInt32 *b, UInt32 *c, UInt32 *d)
+{
+  #ifdef USE_ASM
+
+  #ifdef _MSC_VER
+
+  UInt32 a2, b2, c2, d2;
+  __asm xor EBX, EBX;
+  __asm xor ECX, ECX;
+  __asm xor EDX, EDX;
+  __asm mov EAX, function;
+  __asm cpuid;
+  __asm mov a2, EAX;
+  __asm mov b2, EBX;
+  __asm mov c2, ECX;
+  __asm mov d2, EDX;
+
+  *a = a2;
+  *b = b2;
+  *c = c2;
+  *d = d2;
+
+  #else
+
+  __asm__ __volatile__ (
+  #if defined(MY_CPU_AMD64) && defined(__PIC__)
+    "mov %%rbx, %%rdi;"
+    "cpuid;"
+    "xchg %%rbx, %%rdi;"
+    : "=a" (*a) ,
+      "=D" (*b) ,
+  #elif defined(MY_CPU_X86) && defined(__PIC__)
+    "mov %%ebx, %%edi;"
+    "cpuid;"
+    "xchgl %%ebx, %%edi;"
+    : "=a" (*a) ,
+      "=D" (*b) ,
+  #else
+    "cpuid"
+    : "=a" (*a) ,
+      "=b" (*b) ,
+  #endif
+      "=c" (*c) ,
+      "=d" (*d)
+    : "0" (function)) ;
+
+  #endif
+  
+  #else
+
+  int CPUInfo[4];
+  __cpuid(CPUInfo, function);
+  *a = CPUInfo[0];
+  *b = CPUInfo[1];
+  *c = CPUInfo[2];
+  *d = CPUInfo[3];
+
+  #endif
+}
+
+Bool x86cpuid_CheckAndRead(Cx86cpuid *p)
+{
+  CHECK_CPUID_IS_SUPPORTED
+  MyCPUID(0, &p->maxFunc, &p->vendor[0], &p->vendor[2], &p->vendor[1]);
+  MyCPUID(1, &p->ver, &p->b, &p->c, &p->d);
+  return True;
+}
+
+static const UInt32 kVendors[][3] =
+{
+  { 0x756E6547, 0x49656E69, 0x6C65746E},
+  { 0x68747541, 0x69746E65, 0x444D4163},
+  { 0x746E6543, 0x48727561, 0x736C7561}
+};
+
+int x86cpuid_GetFirm(const Cx86cpuid *p)
+{
+  unsigned i;
+  for (i = 0; i < sizeof(kVendors) / sizeof(kVendors[i]); i++)
+  {
+    const UInt32 *v = kVendors[i];
+    if (v[0] == p->vendor[0] &&
+        v[1] == p->vendor[1] &&
+        v[2] == p->vendor[2])
+      return (int)i;
+  }
+  return -1;
+}
+
+Bool CPU_Is_InOrder()
+{
+  Cx86cpuid p;
+  int firm;
+  UInt32 family, model;
+  if (!x86cpuid_CheckAndRead(&p))
+    return True;
+
+  family = x86cpuid_GetFamily(p.ver);
+  model = x86cpuid_GetModel(p.ver);
+  
+  firm = x86cpuid_GetFirm(&p);
+
+  switch (firm)
+  {
+    case CPU_FIRM_INTEL: return (family < 6 || (family == 6 && (
+        /* In-Order Atom CPU */
+           model == 0x1C  /* 45 nm, N4xx, D4xx, N5xx, D5xx, 230, 330 */
+        || model == 0x26  /* 45 nm, Z6xx */
+        || model == 0x27  /* 32 nm, Z2460 */
+        || model == 0x35  /* 32 nm, Z2760 */
+        || model == 0x36  /* 32 nm, N2xxx, D2xxx */
+        )));
+    case CPU_FIRM_AMD: return (family < 5 || (family == 5 && (model < 6 || model == 0xA)));
+    case CPU_FIRM_VIA: return (family < 6 || (family == 6 && model < 0xF));
+  }
+  return True;
+}
+
+#if !defined(MY_CPU_AMD64) && defined(_WIN32)
+#include <windows.h>
+static Bool CPU_Sys_Is_SSE_Supported()
+{
+  OSVERSIONINFO vi;
+  vi.dwOSVersionInfoSize = sizeof(vi);
+  if (!GetVersionEx(&vi))
+    return False;
+  return (vi.dwMajorVersion >= 5);
+}
+#define CHECK_SYS_SSE_SUPPORT if (!CPU_Sys_Is_SSE_Supported()) return False;
+#else
+#define CHECK_SYS_SSE_SUPPORT
+#endif
+
+Bool CPU_Is_Aes_Supported()
+{
+  Cx86cpuid p;
+  CHECK_SYS_SSE_SUPPORT
+  if (!x86cpuid_CheckAndRead(&p))
+    return False;
+  return (p.c >> 25) & 1;
+}
+
+#endif

C/CpuArch.h

@@ -1,18 +1,222 @@
-/* CpuArch.h */
+/* CpuArch.h -- CPU specific code
+2015-12-01: Igor Pavlov : Public domain */
 
-#ifndef __CPUARCH_H
+#ifndef __CPU_ARCH_H
-#define __CPUARCH_H
+#define __CPU_ARCH_H
 
-/* 
+#include "7zTypes.h"
-LITTLE_ENDIAN_UNALIGN means:
+
-  1) CPU is LITTLE_ENDIAN
+EXTERN_C_BEGIN
-  2) it's allowed to make unaligned memory accesses
+
-if LITTLE_ENDIAN_UNALIGN is not defined, it means that we don't know 
+/*
-about these properties of platform.
+MY_CPU_LE means that CPU is LITTLE ENDIAN.
+MY_CPU_BE means that CPU is BIG ENDIAN.
+If MY_CPU_LE and MY_CPU_BE are not defined, we don't know about ENDIANNESS of platform.
+
+MY_CPU_LE_UNALIGN means that CPU is LITTLE ENDIAN and CPU supports unaligned memory accesses.
 */
 
-#if defined(_M_IX86) || defined(_M_X64) || defined(_M_AMD64) || defined(__i386__) || defined(__x86_64__)
+#if defined(_M_X64) \
-#define LITTLE_ENDIAN_UNALIGN
+   || defined(_M_AMD64) \
+   || defined(__x86_64__) \
+   || defined(__AMD64__) \
+   || defined(__amd64__)
+  #define MY_CPU_AMD64
 #endif
 
+#if defined(MY_CPU_AMD64) \
+    || defined(_M_IA64) \
+    || defined(__AARCH64EL__) \
+    || defined(__AARCH64EB__)
+  #define MY_CPU_64BIT
+#endif
+
+#if defined(_M_IX86) || defined(__i386__)
+#define MY_CPU_X86
+#endif
+
+#if defined(MY_CPU_X86) || defined(MY_CPU_AMD64)
+#define MY_CPU_X86_OR_AMD64
+#endif
+
+#if defined(MY_CPU_X86) \
+    || defined(_M_ARM) \
+    || defined(__ARMEL__) \
+    || defined(__THUMBEL__) \
+    || defined(__ARMEB__) \
+    || defined(__THUMBEB__)
+  #define MY_CPU_32BIT
+#endif
+
+#if defined(_WIN32) && defined(_M_ARM)
+#define MY_CPU_ARM_LE
+#endif
+
+#if defined(_WIN32) && defined(_M_IA64)
+#define MY_CPU_IA64_LE
+#endif
+
+#if defined(MY_CPU_X86_OR_AMD64) \
+    || defined(MY_CPU_ARM_LE) \
+    || defined(MY_CPU_IA64_LE) \
+    || defined(__LITTLE_ENDIAN__) \
+    || defined(__ARMEL__) \
+    || defined(__THUMBEL__) \
+    || defined(__AARCH64EL__) \
+    || defined(__MIPSEL__) \
+    || defined(__MIPSEL) \
+    || defined(_MIPSEL) \
+    || (defined(__BYTE_ORDER__) && (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__))
+  #define MY_CPU_LE
+#endif
+
+#if defined(__BIG_ENDIAN__) \
+    || defined(__ARMEB__) \
+    || defined(__THUMBEB__) \
+    || defined(__AARCH64EB__) \
+    || defined(__MIPSEB__) \
+    || defined(__MIPSEB) \
+    || defined(_MIPSEB) \
+    || defined(__m68k__) \
+    || defined(__s390__) \
+    || defined(__s390x__) \
+    || defined(__zarch__) \
+    || (defined(__BYTE_ORDER__) && (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__))
+  #define MY_CPU_BE
+#endif
+
+#if defined(MY_CPU_LE) && defined(MY_CPU_BE)
+Stop_Compiling_Bad_Endian
+#endif
+
+
+#ifdef MY_CPU_LE
+  #if defined(MY_CPU_X86_OR_AMD64) \
+      /* || defined(__AARCH64EL__) */
+    #define MY_CPU_LE_UNALIGN
+  #endif
+#endif
+
+
+#ifdef MY_CPU_LE_UNALIGN
+
+#define GetUi16(p) (*(const UInt16 *)(const void *)(p))
+#define GetUi32(p) (*(const UInt32 *)(const void *)(p))
+#define GetUi64(p) (*(const UInt64 *)(const void *)(p))
+
+#define SetUi16(p, v) { *(UInt16 *)(p) = (v); }
+#define SetUi32(p, v) { *(UInt32 *)(p) = (v); }
+#define SetUi64(p, v) { *(UInt64 *)(p) = (v); }
+
+#else
+
+#define GetUi16(p) ( (UInt16) ( \
+             ((const Byte *)(p))[0] | \
+    ((UInt16)((const Byte *)(p))[1] << 8) ))
+
+#define GetUi32(p) ( \
+             ((const Byte *)(p))[0]        | \
+    ((UInt32)((const Byte *)(p))[1] <<  8) | \
+    ((UInt32)((const Byte *)(p))[2] << 16) | \
+    ((UInt32)((const Byte *)(p))[3] << 24))
+
+#define GetUi64(p) (GetUi32(p) | ((UInt64)GetUi32(((const Byte *)(p)) + 4) << 32))
+
+#define SetUi16(p, v) { Byte *_ppp_ = (Byte *)(p); UInt32 _vvv_ = (v); \
+    _ppp_[0] = (Byte)_vvv_; \
+    _ppp_[1] = (Byte)(_vvv_ >> 8); }
+
+#define SetUi32(p, v) { Byte *_ppp_ = (Byte *)(p); UInt32 _vvv_ = (v); \
+    _ppp_[0] = (Byte)_vvv_; \
+    _ppp_[1] = (Byte)(_vvv_ >> 8); \
+    _ppp_[2] = (Byte)(_vvv_ >> 16); \
+    _ppp_[3] = (Byte)(_vvv_ >> 24); }
+
+#define SetUi64(p, v) { Byte *_ppp2_ = (Byte *)(p); UInt64 _vvv2_ = (v); \
+    SetUi32(_ppp2_    , (UInt32)_vvv2_); \
+    SetUi32(_ppp2_ + 4, (UInt32)(_vvv2_ >> 32)); }
+
+#endif
+
+
+#if defined(MY_CPU_LE_UNALIGN) && /* defined(_WIN64) && */ (_MSC_VER >= 1300)
+
+/* Note: we use bswap instruction, that is unsupported in 386 cpu */
+
+#include <stdlib.h>
+
+#pragma intrinsic(_byteswap_ulong)
+#pragma intrinsic(_byteswap_uint64)
+#define GetBe32(p) _byteswap_ulong(*(const UInt32 *)(const Byte *)(p))
+#define GetBe64(p) _byteswap_uint64(*(const UInt64 *)(const Byte *)(p))
+
+#define SetBe32(p, v) (*(UInt32 *)(void *)(p)) = _byteswap_ulong(v)
+
+#elif defined(MY_CPU_LE_UNALIGN) && defined (__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3))
+
+#define GetBe32(p) __builtin_bswap32(*(const UInt32 *)(const Byte *)(p))
+#define GetBe64(p) __builtin_bswap64(*(const UInt64 *)(const Byte *)(p))
+
+#define SetBe32(p, v) (*(UInt32 *)(void *)(p)) = __builtin_bswap32(v)
+
+#else
+
+#define GetBe32(p) ( \
+    ((UInt32)((const Byte *)(p))[0] << 24) | \
+    ((UInt32)((const Byte *)(p))[1] << 16) | \
+    ((UInt32)((const Byte *)(p))[2] <<  8) | \
+             ((const Byte *)(p))[3] )
+
+#define GetBe64(p) (((UInt64)GetBe32(p) << 32) | GetBe32(((const Byte *)(p)) + 4))
+
+#define SetBe32(p, v) { Byte *_ppp_ = (Byte *)(p); UInt32 _vvv_ = (v); \
+    _ppp_[0] = (Byte)(_vvv_ >> 24); \
+    _ppp_[1] = (Byte)(_vvv_ >> 16); \
+    _ppp_[2] = (Byte)(_vvv_ >> 8); \
+    _ppp_[3] = (Byte)_vvv_; }
+
+#endif
+
+
+#define GetBe16(p) ( (UInt16) ( \
+    ((UInt16)((const Byte *)(p))[0] << 8) | \
+             ((const Byte *)(p))[1] ))
+
+
+
+#ifdef MY_CPU_X86_OR_AMD64
+
+typedef struct
+{
+  UInt32 maxFunc;
+  UInt32 vendor[3];
+  UInt32 ver;
+  UInt32 b;
+  UInt32 c;
+  UInt32 d;
+} Cx86cpuid;
+
+enum
+{
+  CPU_FIRM_INTEL,
+  CPU_FIRM_AMD,
+  CPU_FIRM_VIA
+};
+
+void MyCPUID(UInt32 function, UInt32 *a, UInt32 *b, UInt32 *c, UInt32 *d);
+
+Bool x86cpuid_CheckAndRead(Cx86cpuid *p);
+int x86cpuid_GetFirm(const Cx86cpuid *p);
+
+#define x86cpuid_GetFamily(ver) (((ver >> 16) & 0xFF0) | ((ver >> 8) & 0xF))
+#define x86cpuid_GetModel(ver)  (((ver >> 12) &  0xF0) | ((ver >> 4) & 0xF))
+#define x86cpuid_GetStepping(ver) (ver & 0xF)
+
+Bool CPU_Is_InOrder();
+Bool CPU_Is_Aes_Supported();
+
+#endif
+
+EXTERN_C_END
+
 #endif

C/Crypto/Aes.h

@@ -1,40 +0,0 @@
-/* Aes.h */
-
-#ifndef __AES_H
-#define __AES_H
-
-#include "../Types.h"
-
-#define AES_BLOCK_SIZE 16
-
-typedef struct _CAes
-{
-  unsigned numRounds2; /* = numRounds / 2 */
-  UInt32 rkey[(14 + 1) * 4];
-} CAes;
-
-/* Call AesGenTables one time before other AES functions */
-void MY_FAST_CALL AesGenTables(void);
-
-/* keySize = 16 or 24 or 32 */
-void MY_FAST_CALL AesSetKeyEncode(CAes *p, const Byte *key, unsigned keySize); 
-void MY_FAST_CALL AesSetKeyDecode(CAes *p, const Byte *key, unsigned keySize);
-
-/* 
-AesEncode32 and AesDecode32 functions work with little-endian words.
-src and dest can contain same address
-*/
-void MY_FAST_CALL AesEncode32(const UInt32 *src, UInt32 *dest, const UInt32 *w, unsigned numRounds2);
-void MY_FAST_CALL AesDecode32(const UInt32 *src, UInt32 *dest, const UInt32 *w, unsigned numRounds2);
-
-typedef struct _CAesCbc
-{
-  UInt32 prev[4];
-  CAes aes;
-} CAesCbc;
-
-void MY_FAST_CALL AesCbcInit(CAesCbc *cbc, const Byte *iv); /* iv size is AES_BLOCK_SIZE */
-UInt32 MY_FAST_CALL AesCbcDecode(CAesCbc *cbc, Byte *data, UInt32 size);
-UInt32 MY_FAST_CALL AesCbcEncode(CAesCbc *cbc, Byte *data, UInt32 size);
-
-#endif

C/Delta.c

@@ -0,0 +1,64 @@
+/* Delta.c -- Delta converter
+2009-05-26 : Igor Pavlov : Public domain */
+
+#include "Precomp.h"
+
+#include "Delta.h"
+
+void Delta_Init(Byte *state)
+{
+  unsigned i;
+  for (i = 0; i < DELTA_STATE_SIZE; i++)
+    state[i] = 0;
+}
+
+static void MyMemCpy(Byte *dest, const Byte *src, unsigned size)
+{
+  unsigned i;
+  for (i = 0; i < size; i++)
+    dest[i] = src[i];
+}
+
+void Delta_Encode(Byte *state, unsigned delta, Byte *data, SizeT size)
+{
+  Byte buf[DELTA_STATE_SIZE];
+  unsigned j = 0;
+  MyMemCpy(buf, state, delta);
+  {
+    SizeT i;
+    for (i = 0; i < size;)
+    {
+      for (j = 0; j < delta && i < size; i++, j++)
+      {
+        Byte b = data[i];
+        data[i] = (Byte)(b - buf[j]);
+        buf[j] = b;
+      }
+    }
+  }
+  if (j == delta)
+    j = 0;
+  MyMemCpy(state, buf + j, delta - j);
+  MyMemCpy(state + delta - j, buf, j);
+}
+
+void Delta_Decode(Byte *state, unsigned delta, Byte *data, SizeT size)
+{
+  Byte buf[DELTA_STATE_SIZE];
+  unsigned j = 0;
+  MyMemCpy(buf, state, delta);
+  {
+    SizeT i;
+    for (i = 0; i < size;)
+    {
+      for (j = 0; j < delta && i < size; i++, j++)
+      {
+        buf[j] = data[i] = (Byte)(buf[j] + data[i]);
+      }
+    }
+  }
+  if (j == delta)
+    j = 0;
+  MyMemCpy(state, buf + j, delta - j);
+  MyMemCpy(state + delta - j, buf, j);
+}

C/Delta.h

@@ -0,0 +1,19 @@
+/* Delta.h -- Delta converter
+2013-01-18 : Igor Pavlov : Public domain */
+
+#ifndef __DELTA_H
+#define __DELTA_H
+
+#include "7zTypes.h"
+
+EXTERN_C_BEGIN
+
+#define DELTA_STATE_SIZE 256
+
+void Delta_Init(Byte *state);
+void Delta_Encode(Byte *state, unsigned delta, Byte *data, SizeT size);
+void Delta_Decode(Byte *state, unsigned delta, Byte *data, SizeT size);
+
+EXTERN_C_END
+
+#endif

C/HuffEnc.c

@@ -1,7 +1,10 @@
-/* Compress/HuffmanEncode.c */
+/* HuffEnc.c -- functions for Huffman encoding
+2016-05-16 : Igor Pavlov : Public domain */
 
-#include "HuffmanEncode.h"
+#include "Precomp.h"
-#include "../../Sort.h"
+
+#include "HuffEnc.h"
+#include "Sort.h"
 
 #define kMaxLen 16
 #define NUM_BITS 10
@@ -9,7 +12,6 @@
 
 #define NUM_COUNTERS 64
 
-/* use BLOCK_SORT_EXTERNAL_FLAGS if blockSize > 1M */
 #define HUFFMAN_SPEED_OPT
 
 void Huffman_Generate(const UInt32 *freqs, UInt32 *p, Byte *lens, UInt32 numSymbols, UInt32 maxLen)
@@ -22,22 +24,22 @@ void Huffman_Generate(const UInt32 *freqs, UInt32 *p, Byte *lens, UInt32 numSymb
     #ifdef HUFFMAN_SPEED_OPT
     
     UInt32 counters[NUM_COUNTERS];
-    for (i = 0; i < NUM_COUNTERS; i++) 
+    for (i = 0; i < NUM_COUNTERS; i++)
       counters[i] = 0;
-    for (i = 0; i < numSymbols; i++) 
+    for (i = 0; i < numSymbols; i++)
     {
       UInt32 freq = freqs[i];
       counters[(freq < NUM_COUNTERS - 1) ? freq : NUM_COUNTERS - 1]++;
     }
  
-    for (i = 1; i < NUM_COUNTERS; i++) 
+    for (i = 1; i < NUM_COUNTERS; i++)
     {
       UInt32 temp = counters[i];
       counters[i] = num;
       num += temp;
     }
 
-    for (i = 0; i < numSymbols; i++) 
+    for (i = 0; i < numSymbols; i++)
     {
       UInt32 freq = freqs[i];
       if (freq == 0)
@@ -50,7 +52,7 @@ void Huffman_Generate(const UInt32 *freqs, UInt32 *p, Byte *lens, UInt32 numSymb
     
     #else
 
-    for (i = 0; i < numSymbols; i++) 
+    for (i = 0; i < numSymbols; i++)
     {
       UInt32 freq = freqs[i];
       if (freq == 0)
@@ -63,13 +65,13 @@ void Huffman_Generate(const UInt32 *freqs, UInt32 *p, Byte *lens, UInt32 numSymb
     #endif
   }
 
-  if (num < 2) 
+  if (num < 2)
   {
-    int minCode = 0;
+    unsigned minCode = 0;
-    int maxCode = 1;
+    unsigned maxCode = 1;
     if (num == 1)
     {
-      maxCode = p[0] & MASK;
+      maxCode = (unsigned)p[0] & MASK;
       if (maxCode == 0)
         maxCode++;
     }
@@ -83,7 +85,7 @@ void Huffman_Generate(const UInt32 *freqs, UInt32 *p, Byte *lens, UInt32 numSymb
     UInt32 b, e, i;
   
     i = b = e = 0;
-    do 
+    do
     {
       UInt32 n, m, freq;
       n = (i != num && (b == e || (p[i] >> NUM_BITS) <= (p[b] >> NUM_BITS))) ? i++ : b++;
@@ -94,21 +96,21 @@ void Huffman_Generate(const UInt32 *freqs, UInt32 *p, Byte *lens, UInt32 numSymb
       p[m] = (p[m] & MASK) | (e << NUM_BITS);
       p[e] = (p[e] & MASK) | freq;
       e++;
-    } 
+    }
     while (num - e > 1);
     
     {
       UInt32 lenCounters[kMaxLen + 1];
-      for (i = 0; i <= kMaxLen; i++) 
+      for (i = 0; i <= kMaxLen; i++)
         lenCounters[i] = 0;
       
       p[--e] &= MASK;
       lenCounters[1] = 2;
-      while (e > 0) 
+      while (e > 0)
       {
         UInt32 len = (p[p[--e] >> NUM_BITS] >> NUM_BITS) + 1;
         p[e] = (p[e] & MASK) | (len << NUM_BITS);
-        if (len >= maxLen) 
+        if (len >= maxLen)
           for (len = maxLen - 1; lenCounters[len] == 0; len--);
         lenCounters[len]--;
         lenCounters[len + 1] += 2;
@@ -117,10 +119,10 @@ void Huffman_Generate(const UInt32 *freqs, UInt32 *p, Byte *lens, UInt32 numSymb
       {
         UInt32 len;
         i = 0;
-        for (len = maxLen; len != 0; len--) 
+        for (len = maxLen; len != 0; len--)
         {
-          UInt32 num;
+          UInt32 k;
-          for (num = lenCounters[len]; num != 0; num--) 
+          for (k = lenCounters[len]; k != 0; k--)
             lens[p[i++] & MASK] = (Byte)len;
         }
       }
@@ -130,15 +132,15 @@ void Huffman_Generate(const UInt32 *freqs, UInt32 *p, Byte *lens, UInt32 numSymb
         {
           UInt32 code = 0;
           UInt32 len;
-          for (len = 1; len <= kMaxLen; len++) 
+          for (len = 1; len <= kMaxLen; len++)
             nextCodes[len] = code = (code + lenCounters[len - 1]) << 1;
         }
         /* if (code + lenCounters[kMaxLen] - 1 != (1 << kMaxLen) - 1) throw 1; */
 
         {
-          UInt32 i;
+          UInt32 k;
-          for (i = 0; i < numSymbols; i++) 
+          for (k = 0; k < numSymbols; k++)
-            p[i] = nextCodes[lens[i]]++;
+            p[k] = nextCodes[lens[k]]++;
         }
       }
     }

C/HuffEnc.h

@@ -1,9 +1,12 @@
-/* Compress/HuffmanEncode.h */
+/* HuffEnc.h -- Huffman encoding
+2013-01-18 : Igor Pavlov : Public domain */
 
-#ifndef __COMPRESS_HUFFMANENCODE_H
+#ifndef __HUFF_ENC_H
-#define __COMPRESS_HUFFMANENCODE_H
+#define __HUFF_ENC_H
 
-#include "../../Types.h"
+#include "7zTypes.h"
+
+EXTERN_C_BEGIN
 
 /*
 Conditions:
@@ -15,4 +18,6 @@ Conditions:
  
 void Huffman_Generate(const UInt32 *freqs, UInt32 *p, Byte *lens, UInt32 num, UInt32 maxLen);
 
+EXTERN_C_END
+
 #endif

C/IStream.h

@@ -1,19 +0,0 @@
-/* IStream.h */
-
-#ifndef __C_ISTREAM_H
-#define __C_ISTREAM_H
-
-#include "Types.h"
-
-typedef struct _ISeqInStream
-{
-  HRes (*Read)(void *object, void *data, UInt32 size, UInt32 *processedSize);
-} ISeqInStream;
-
-typedef struct _ISzAlloc
-{
-  void *(*Alloc)(size_t size);
-  void (*Free)(void *address); /* address can be 0 */
-} ISzAlloc;
-
-#endif

C/LzFind.h

@@ -1,9 +1,12 @@
-/* MatchFinder.h */
+/* LzFind.h -- Match finder for LZ algorithms
+2015-10-15 : Igor Pavlov : Public domain */
 
-#ifndef __MATCHFINDER_H
+#ifndef __LZ_FIND_H
-#define __MATCHFINDER_H
+#define __LZ_FIND_H
 
-#include "../../IStream.h"
+#include "7zTypes.h"
+
+EXTERN_C_BEGIN
 
 typedef UInt32 CLzRef;
 
@@ -18,6 +21,11 @@ typedef struct _CMatchFinder
   UInt32 cyclicBufferPos;
   UInt32 cyclicBufferSize; /* it must be = (historySize + 1) */
 
+  Byte streamEndWasReached;
+  Byte btMode;
+  Byte bigHash;
+  Byte directInput;
+
   UInt32 matchMaxLen;
   CLzRef *hash;
   CLzRef *son;
@@ -26,30 +34,30 @@ typedef struct _CMatchFinder
 
   Byte *bufferBase;
   ISeqInStream *stream;
-  int streamEndWasReached;
+  
-
   UInt32 blockSize;
   UInt32 keepSizeBefore;
   UInt32 keepSizeAfter;
 
   UInt32 numHashBytes;
-  int directInput;
+  size_t directInputRem;
-  int btMode;
-  /* int skipModeBits; */
-  int bigHash;
   UInt32 historySize;
   UInt32 fixedHashSize;
   UInt32 hashSizeSum;
-  UInt32 numSons;
+  SRes result;
-
+  UInt32 crc[256];
-  HRes result;
+  size_t numRefs;
 } CMatchFinder;
 
 #define Inline_MatchFinder_GetPointerToCurrentPos(p) ((p)->buffer)
-#define Inline_MatchFinder_GetIndexByte(p, index) ((p)->buffer[(Int32)(index)])
 
 #define Inline_MatchFinder_GetNumAvailableBytes(p) ((p)->streamPos - (p)->pos)
 
+#define Inline_MatchFinder_IsFinishedOK(p) \
+    ((p)->streamEndWasReached \
+        && (p)->streamPos == (p)->pos \
+        && (!(p)->directInput || (p)->directInputRem == 0))
+      
 int MatchFinder_NeedMove(CMatchFinder *p);
 Byte *MatchFinder_GetPointerToCurrentPos(CMatchFinder *p);
 void MatchFinder_MoveBlock(CMatchFinder *p);
@@ -61,25 +69,24 @@ void MatchFinder_Construct(CMatchFinder *p);
      historySize <= 3 GB
      keepAddBufferBefore + matchMaxLen + keepAddBufferAfter < 511MB
 */
-int MatchFinder_Create(CMatchFinder *p, UInt32 historySize, 
+int MatchFinder_Create(CMatchFinder *p, UInt32 historySize,
     UInt32 keepAddBufferBefore, UInt32 matchMaxLen, UInt32 keepAddBufferAfter,
     ISzAlloc *alloc);
 void MatchFinder_Free(CMatchFinder *p, ISzAlloc *alloc);
-void MatchFinder_Normalize3(UInt32 subValue, CLzRef *items, UInt32 numItems);
+void MatchFinder_Normalize3(UInt32 subValue, CLzRef *items, size_t numItems);
 void MatchFinder_ReduceOffsets(CMatchFinder *p, UInt32 subValue);
 
-UInt32 * GetMatchesSpec1(UInt32 lenLimit, UInt32 curMatch, UInt32 pos, const Byte *buffer, CLzRef *son, 
+UInt32 * GetMatchesSpec1(UInt32 lenLimit, UInt32 curMatch, UInt32 pos, const Byte *buffer, CLzRef *son,
-    UInt32 _cyclicBufferPos, UInt32 _cyclicBufferSize, UInt32 _cutValue, 
+    UInt32 _cyclicBufferPos, UInt32 _cyclicBufferSize, UInt32 _cutValue,
     UInt32 *distances, UInt32 maxLen);
 
-/* 
+/*
 Conditions:
   Mf_GetNumAvailableBytes_Func must be called before each Mf_GetMatchLen_Func.
   Mf_GetPointerToCurrentPos_Func's result must be used only before any other function
 */
 
 typedef void (*Mf_Init_Func)(void *object);
-typedef Byte (*Mf_GetIndexByte_Func)(void *object, Int32 index);
 typedef UInt32 (*Mf_GetNumAvailableBytes_Func)(void *object);
 typedef const Byte * (*Mf_GetPointerToCurrentPos_Func)(void *object);
 typedef UInt32 (*Mf_GetMatches_Func)(void *object, UInt32 *distances);
@@ -88,7 +95,6 @@ typedef void (*Mf_Skip_Func)(void *object, UInt32);
 typedef struct _IMatchFinder
 {
   Mf_Init_Func Init;
-  Mf_GetIndexByte_Func GetIndexByte;
   Mf_GetNumAvailableBytes_Func GetNumAvailableBytes;
   Mf_GetPointerToCurrentPos_Func GetPointerToCurrentPos;
   Mf_GetMatches_Func GetMatches;
@@ -97,10 +103,15 @@ typedef struct _IMatchFinder
 
 void MatchFinder_CreateVTable(CMatchFinder *p, IMatchFinder *vTable);
 
+void MatchFinder_Init_2(CMatchFinder *p, int readData);
 void MatchFinder_Init(CMatchFinder *p);
+
 UInt32 Bt3Zip_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances);
 UInt32 Hc3Zip_MatchFinder_GetMatches(CMatchFinder *p, UInt32 *distances);
+
 void Bt3Zip_MatchFinder_Skip(CMatchFinder *p, UInt32 num);
 void Hc3Zip_MatchFinder_Skip(CMatchFinder *p, UInt32 num);
 
+EXTERN_C_END
+
 #endif

C/LzFindMt.c

@@ -1,23 +1,13 @@
-/* MatchFinderMt.c */
+/* LzFindMt.c -- multithreaded Match finder for LZ algorithms
+2015-10-15 : Igor Pavlov : Public domain */
 
-#ifdef _WIN32
+#include "Precomp.h"
-#define USE_ALLOCA
-#endif
 
-#ifdef USE_ALLOCA
-#ifdef _WIN32
-#include <malloc.h>
-#else
-#include <stdlib.h>
-#endif
-#endif
-
-#include "../../7zCrc.h"
 #include "LzHash.h"
 
-#include "MatchFinderMt.h"
+#include "LzFindMt.h"
 
-void MtSync_Construct(CMtSync *p)
+static void MtSync_Construct(CMtSync *p)
 {
   p->wasCreated = False;
   p->csWasInitialized = False;
@@ -30,7 +20,7 @@ void MtSync_Construct(CMtSync *p)
   Semaphore_Construct(&p->filledSemaphore);
 }
 
-void MtSync_GetNextBlock(CMtSync *p)
+static void MtSync_GetNextBlock(CMtSync *p)
 {
   if (p->needStart)
   {
@@ -58,8 +48,8 @@ void MtSync_GetNextBlock(CMtSync *p)
 
 /* MtSync_StopWriting must be called if Writing was started */
 
-void MtSync_StopWriting(CMtSync *p)
+static void MtSync_StopWriting(CMtSync *p)
-{ 
+{
   UInt32 myNumBlocks = p->numProcessedBlocks;
   if (!Thread_WasCreated(&p->thread) || p->needStart)
     return;
@@ -81,7 +71,7 @@ void MtSync_StopWriting(CMtSync *p)
   p->needStart = True;
 }
 
-void MtSync_Destruct(CMtSync *p)
+static void MtSync_Destruct(CMtSync *p)
 {
   if (Thread_WasCreated(&p->thread))
   {
@@ -107,54 +97,57 @@ void MtSync_Destruct(CMtSync *p)
   p->wasCreated = False;
 }
 
-HRes MtSync_Create2(CMtSync *p, unsigned (StdCall *startAddress)(void *), void *obj, UInt32 numBlocks)
+#define RINOK_THREAD(x) { if ((x) != 0) return SZ_ERROR_THREAD; }
+
+static SRes MtSync_Create2(CMtSync *p, THREAD_FUNC_TYPE startAddress, void *obj, UInt32 numBlocks)
 {
   if (p->wasCreated)
     return SZ_OK;
 
-  RINOK(CriticalSection_Init(&p->cs));
+  RINOK_THREAD(CriticalSection_Init(&p->cs));
   p->csWasInitialized = True;
 
-  RINOK(AutoResetEvent_CreateNotSignaled(&p->canStart));
+  RINOK_THREAD(AutoResetEvent_CreateNotSignaled(&p->canStart));
-  RINOK(AutoResetEvent_CreateNotSignaled(&p->wasStarted));
+  RINOK_THREAD(AutoResetEvent_CreateNotSignaled(&p->wasStarted));
-  RINOK(AutoResetEvent_CreateNotSignaled(&p->wasStopped));
+  RINOK_THREAD(AutoResetEvent_CreateNotSignaled(&p->wasStopped));
   
-  RINOK(Semaphore_Create(&p->freeSemaphore, numBlocks, numBlocks));
+  RINOK_THREAD(Semaphore_Create(&p->freeSemaphore, numBlocks, numBlocks));
-  RINOK(Semaphore_Create(&p->filledSemaphore, 0, numBlocks));
+  RINOK_THREAD(Semaphore_Create(&p->filledSemaphore, 0, numBlocks));
 
   p->needStart = True;
   
-  RINOK(Thread_Create(&p->thread, startAddress, obj));
+  RINOK_THREAD(Thread_Create(&p->thread, startAddress, obj));
   p->wasCreated = True;
   return SZ_OK;
 }
 
-HRes MtSync_Create(CMtSync *p, unsigned (StdCall *startAddress)(void *), void *obj, UInt32 numBlocks)
+static SRes MtSync_Create(CMtSync *p, THREAD_FUNC_TYPE startAddress, void *obj, UInt32 numBlocks)
 {
-  HRes res = MtSync_Create2(p, startAddress, obj, numBlocks);
+  SRes res = MtSync_Create2(p, startAddress, obj, numBlocks);
   if (res != SZ_OK)
     MtSync_Destruct(p);
   return res;
 }
 
-
 void MtSync_Init(CMtSync *p) { p->needStart = True; }
 
 #define kMtMaxValForNormalize 0xFFFFFFFF
 
-#define DEF_GetHeads(name, v) \
+#define DEF_GetHeads2(name, v, action) \
-static void GetHeads ## name(const Byte *p, UInt32 pos, \
+  static void GetHeads ## name(const Byte *p, UInt32 pos, \
-UInt32 *hash, UInt32 hashMask, UInt32 *heads, UInt32 numHeads) { \
+      UInt32 *hash, UInt32 hashMask, UInt32 *heads, UInt32 numHeads, const UInt32 *crc) \
-for (; numHeads != 0; numHeads--) { \
+    { action; for (; numHeads != 0; numHeads--) { \
-const UInt32 value = (v); p++; *heads++ = pos - hash[value]; hash[value] = pos++;  } }
+      const UInt32 value = (v); p++; *heads++ = pos - hash[value]; hash[value] = pos++;  } }
 
-DEF_GetHeads(2,  (p[0] | ((UInt32)p[1] << 8)) & hashMask)
+#define DEF_GetHeads(name, v) DEF_GetHeads2(name, v, ;)
-DEF_GetHeads(3,  (g_CrcTable[p[0]] ^ p[1] ^ ((UInt32)p[2] << 8)) & hashMask)
-DEF_GetHeads(4,  (g_CrcTable[p[0]] ^ p[1] ^ ((UInt32)p[2] << 8) ^ (g_CrcTable[p[3]] << 5)) & hashMask)
-DEF_GetHeads(4b, (g_CrcTable[p[0]] ^ p[1] ^ ((UInt32)p[2] << 8) ^ ((UInt32)p[3] << 16)) & hashMask)
-DEF_GetHeads(5,  (g_CrcTable[p[0]] ^ p[1] ^ ((UInt32)p[2] << 8) ^ (g_CrcTable[p[3]] << 5) ^ (g_CrcTable[p[4]] << 3)) & hashMask)
 
-void HashThreadFunc(CMatchFinderMt *mt)
+DEF_GetHeads2(2,  (p[0] | ((UInt32)p[1] << 8)), UNUSED_VAR(hashMask); UNUSED_VAR(crc); )
+DEF_GetHeads(3,  (crc[p[0]] ^ p[1] ^ ((UInt32)p[2] << 8)) & hashMask)
+DEF_GetHeads(4,  (crc[p[0]] ^ p[1] ^ ((UInt32)p[2] << 8) ^ (crc[p[3]] << 5)) & hashMask)
+DEF_GetHeads(4b, (crc[p[0]] ^ p[1] ^ ((UInt32)p[2] << 8) ^ ((UInt32)p[3] << 16)) & hashMask)
+/* DEF_GetHeads(5,  (crc[p[0]] ^ p[1] ^ ((UInt32)p[2] << 8) ^ (crc[p[3]] << 5) ^ (crc[p[4]] << 3)) & hashMask) */
+
+static void HashThreadFunc(CMatchFinderMt *mt)
 {
   CMtSync *p = &mt->hashSync;
   for (;;)
@@ -180,12 +173,12 @@ void HashThreadFunc(CMatchFinderMt *mt)
           CriticalSection_Enter(&mt->btSync.cs);
           CriticalSection_Enter(&mt->hashSync.cs);
           {
-            const Byte *beforePtr = MatchFinder_GetPointerToCurrentPos(mf);
+            const Byte *beforePtr = Inline_MatchFinder_GetPointerToCurrentPos(mf);
-            const Byte *afterPtr;
+            ptrdiff_t offset;
             MatchFinder_MoveBlock(mf);
-            afterPtr = MatchFinder_GetPointerToCurrentPos(mf);
+            offset = beforePtr - Inline_MatchFinder_GetPointerToCurrentPos(mf);
-            mt->pointerToCurPos -= beforePtr - afterPtr;
+            mt->pointerToCurPos -= offset;
-            mt->buffer -= beforePtr - afterPtr;
+            mt->buffer -= offset;
           }
           CriticalSection_Leave(&mt->btSync.cs);
           CriticalSection_Leave(&mt->hashSync.cs);
@@ -199,7 +192,7 @@ void HashThreadFunc(CMatchFinderMt *mt)
         {
           UInt32 subValue = (mf->pos - mf->historySize - 1);
           MatchFinder_ReduceOffsets(mf, subValue);
-          MatchFinder_Normalize3(subValue, mf->hash + mf->fixedHashSize, mf->hashMask + 1);
+          MatchFinder_Normalize3(subValue, mf->hash + mf->fixedHashSize, (size_t)mf->hashMask + 1);
         }
         {
           UInt32 *heads = mt->hashBuf + ((numProcessedBlocks++) & kMtHashNumBlocksMask) * kMtHashBlockSize;
@@ -211,7 +204,7 @@ void HashThreadFunc(CMatchFinderMt *mt)
             num = num - mf->numHashBytes + 1;
             if (num > kMtHashBlockSize - 2)
               num = kMtHashBlockSize - 2;
-            mt->GetHeadsFunc(mf->buffer, mf->pos, mf->hash + mf->fixedHashSize, mf->hashMask, heads + 2, num);
+            mt->GetHeadsFunc(mf->buffer, mf->pos, mf->hash + mf->fixedHashSize, mf->hashMask, heads + 2, num, mf->crc);
             heads[0] += num;
           }
           mf->pos += num;
@@ -224,7 +217,7 @@ void HashThreadFunc(CMatchFinderMt *mt)
   }
 }
 
-void MatchFinderMt_GetNextBlock_Hash(CMatchFinderMt *p)
+static void MatchFinderMt_GetNextBlock_Hash(CMatchFinderMt *p)
 {
   MtSync_GetNextBlock(&p->hashSync);
   p->hashBufPosLimit = p->hashBufPos = ((p->hashSync.numProcessedBlocks - 1) & kMtHashNumBlocksMask) * kMtHashBlockSize;
@@ -238,16 +231,10 @@ void MatchFinderMt_GetNextBlock_Hash(CMatchFinderMt *p)
 
 #ifdef MFMT_GM_INLINE
 
-#if _MSC_VER >= 1300
+#define NO_INLINE MY_FAST_CALL
-#define NO_INLINE __declspec(noinline) __fastcall 
-#else
-#ifdef _MSC_VER
-#define NO_INLINE __fastcall 
-#endif
-#endif
 
-Int32 NO_INLINE GetMatchesSpecN(UInt32 lenLimit, UInt32 pos, const Byte *cur, CLzRef *son, 
+static Int32 NO_INLINE GetMatchesSpecN(UInt32 lenLimit, UInt32 pos, const Byte *cur, CLzRef *son,
-    UInt32 _cyclicBufferPos, UInt32 _cyclicBufferSize, UInt32 _cutValue, 
+    UInt32 _cyclicBufferPos, UInt32 _cyclicBufferSize, UInt32 _cutValue,
     UInt32 *_distances, UInt32 _maxLen, const UInt32 *hash, Int32 limit, UInt32 size, UInt32 *posRes)
 {
   do
@@ -275,7 +262,7 @@ Int32 NO_INLINE GetMatchesSpecN(UInt32 lenLimit, UInt32 pos, const Byte *cur, CL
       if (pb[len] == cur[len])
       {
         if (++len != lenLimit && pb[len] == cur[len])
-          while(++len != lenLimit)
+          while (++len != lenLimit)
             if (pb[len] != cur[len])
               break;
         if (maxLen < len)
@@ -323,12 +310,14 @@ Int32 NO_INLINE GetMatchesSpecN(UInt32 lenLimit, UInt32 pos, const Byte *cur, CL
 
 #endif
 
-void BtGetMatches(CMatchFinderMt *p, UInt32 *distances)
+static void BtGetMatches(CMatchFinderMt *p, UInt32 *distances)
 {
   UInt32 numProcessed = 0;
   UInt32 curPos = 2;
   UInt32 limit = kMtBtBlockSize - (p->matchMaxLen * 2);
+  
   distances[1] = p->hashNumAvail;
+  
   while (curPos < limit)
   {
     if (p->hashBufPos == p->hashBufPosLimit)
@@ -337,9 +326,11 @@ void BtGetMatches(CMatchFinderMt *p, UInt32 *distances)
       distances[1] = numProcessed + p->hashNumAvail;
       if (p->hashNumAvail >= p->numHashBytes)
         continue;
+      distances[0] = curPos + p->hashNumAvail;
+      distances += curPos;
       for (; p->hashNumAvail != 0; p->hashNumAvail--)
-        distances[curPos++] = 0;
+        *distances++ = 0;
-      break;
+      return;
     }
     {
       UInt32 size = p->hashBufPosLimit - p->hashBufPos;
@@ -356,13 +347,14 @@ void BtGetMatches(CMatchFinderMt *p, UInt32 *distances)
         if (size2 < size)
           size = size2;
       }
+      
       #ifndef MFMT_GM_INLINE
       while (curPos < limit && size-- != 0)
       {
         UInt32 *startDistances = distances + curPos;
-        UInt32 num = (UInt32)(GetMatchesSpec1(lenLimit, pos - p->hashBuf[p->hashBufPos++], 
+        UInt32 num = (UInt32)(GetMatchesSpec1(lenLimit, pos - p->hashBuf[p->hashBufPos++],
-          pos, p->buffer, p->son, cyclicBufferPos, p->cyclicBufferSize, p->cutValue, 
+            pos, p->buffer, p->son, cyclicBufferPos, p->cyclicBufferSize, p->cutValue,
-          startDistances + 1, p->numHashBytes - 1) - startDistances);
+            startDistances + 1, p->numHashBytes - 1) - startDistances);
         *startDistances = num - 1;
         curPos += num;
         cyclicBufferPos++;
@@ -372,8 +364,8 @@ void BtGetMatches(CMatchFinderMt *p, UInt32 *distances)
       #else
       {
         UInt32 posRes;
-        curPos = limit - GetMatchesSpecN(lenLimit, pos, p->buffer, p->son, cyclicBufferPos, p->cyclicBufferSize, p->cutValue, 
+        curPos = limit - GetMatchesSpecN(lenLimit, pos, p->buffer, p->son, cyclicBufferPos, p->cyclicBufferSize, p->cutValue,
-          distances + curPos, p->numHashBytes - 1, p->hashBuf + p->hashBufPos, (Int32)(limit - curPos) , size, &posRes);
+            distances + curPos, p->numHashBytes - 1, p->hashBuf + p->hashBufPos, (Int32)(limit - curPos), size, &posRes);
         p->hashBufPos += posRes - pos;
         cyclicBufferPos += posRes - pos;
         p->buffer += posRes - pos;
@@ -389,10 +381,11 @@ void BtGetMatches(CMatchFinderMt *p, UInt32 *distances)
       p->cyclicBufferPos = cyclicBufferPos;
     }
   }
+  
   distances[0] = curPos;
 }
 
-void BtFillBlock(CMatchFinderMt *p, UInt32 globalBlockIndex)
+static void BtFillBlock(CMatchFinderMt *p, UInt32 globalBlockIndex)
 {
   CMtSync *sync = &p->hashSync;
   if (!sync->needStart)
@@ -406,7 +399,7 @@ void BtFillBlock(CMatchFinderMt *p, UInt32 globalBlockIndex)
   if (p->pos > kMtMaxValForNormalize - kMtBtBlockSize)
   {
     UInt32 subValue = p->pos - p->cyclicBufferSize;
-    MatchFinder_Normalize3(subValue, p->son, p->cyclicBufferSize * 2);
+    MatchFinder_Normalize3(subValue, p->son, (size_t)p->cyclicBufferSize * 2);
     p->pos -= subValue;
   }
 
@@ -445,15 +438,15 @@ void BtThreadFunc(CMatchFinderMt *mt)
 
 void MatchFinderMt_Construct(CMatchFinderMt *p)
 {
-  p->hashBuf = 0;
+  p->hashBuf = NULL;
   MtSync_Construct(&p->hashSync);
   MtSync_Construct(&p->btSync);
 }
 
-void MatchFinderMt_FreeMem(CMatchFinderMt *p, ISzAlloc *alloc)
+static void MatchFinderMt_FreeMem(CMatchFinderMt *p, ISzAlloc *alloc)
 {
-  alloc->Free(p->hashBuf);
+  alloc->Free(alloc, p->hashBuf);
-  p->hashBuf = 0;
+  p->hashBuf = NULL;
 }
 
 void MatchFinderMt_Destruct(CMatchFinderMt *p, ISzAlloc *alloc)
@@ -466,34 +459,36 @@ void MatchFinderMt_Destruct(CMatchFinderMt *p, ISzAlloc *alloc)
 #define kHashBufferSize (kMtHashBlockSize * kMtHashNumBlocks)
 #define kBtBufferSize (kMtBtBlockSize * kMtBtNumBlocks)
 
-static unsigned StdCall HashThreadFunc2(void *p) { HashThreadFunc((CMatchFinderMt *)p);  return 0; }
+static THREAD_FUNC_RET_TYPE THREAD_FUNC_CALL_TYPE HashThreadFunc2(void *p) { HashThreadFunc((CMatchFinderMt *)p);  return 0; }
-static unsigned StdCall BtThreadFunc2(void *p) 
+static THREAD_FUNC_RET_TYPE THREAD_FUNC_CALL_TYPE BtThreadFunc2(void *p)
-{ 
+{
-  #ifdef USE_ALLOCA
+  Byte allocaDummy[0x180];
-  alloca(0x180);
+  unsigned i = 0;
-  #endif
+  for (i = 0; i < 16; i++)
-  BtThreadFunc((CMatchFinderMt *)p); 
+    allocaDummy[i] = (Byte)0;
-  return 0; 
+  if (allocaDummy[0] == 0)
+    BtThreadFunc((CMatchFinderMt *)p);
+  return 0;
 }
 
-HRes MatchFinderMt_Create(CMatchFinderMt *p, UInt32 historySize, UInt32 keepAddBufferBefore, 
+SRes MatchFinderMt_Create(CMatchFinderMt *p, UInt32 historySize, UInt32 keepAddBufferBefore,
     UInt32 matchMaxLen, UInt32 keepAddBufferAfter, ISzAlloc *alloc)
-{ 
+{
   CMatchFinder *mf = p->MatchFinder;
   p->historySize = historySize;
   if (kMtBtBlockSize <= matchMaxLen * 4)
-    return E_INVALIDARG;
+    return SZ_ERROR_PARAM;
-  if (p->hashBuf == 0)
+  if (!p->hashBuf)
   {
-    p->hashBuf = (UInt32 *)alloc->Alloc((kHashBufferSize + kBtBufferSize) * sizeof(UInt32));
+    p->hashBuf = (UInt32 *)alloc->Alloc(alloc, (kHashBufferSize + kBtBufferSize) * sizeof(UInt32));
-    if (p->hashBuf == 0)
+    if (!p->hashBuf)
-      return SZE_OUTOFMEMORY;
+      return SZ_ERROR_MEM;
     p->btBuf = p->hashBuf + kHashBufferSize;
   }
   keepAddBufferBefore += (kHashBufferSize + kBtBufferSize);
   keepAddBufferAfter += kMtHashBlockSize;
   if (!MatchFinder_Create(mf, historySize, keepAddBufferBefore, matchMaxLen, keepAddBufferAfter, alloc))
-    return SZE_OUTOFMEMORY;
+    return SZ_ERROR_MEM;
 
   RINOK(MtSync_Create(&p->hashSync, HashThreadFunc2, p, kMtHashNumBlocks));
   RINOK(MtSync_Create(&p->btSync, BtThreadFunc2, p, kMtBtNumBlocks));
@@ -502,17 +497,21 @@ HRes MatchFinderMt_Create(CMatchFinderMt *p, UInt32 historySize, UInt32 keepAddB
 
 /* Call it after ReleaseStream / SetStream */
 void MatchFinderMt_Init(CMatchFinderMt *p)
-{ 
+{
   CMatchFinder *mf = p->MatchFinder;
   p->btBufPos = p->btBufPosLimit = 0;
   p->hashBufPos = p->hashBufPosLimit = 0;
-  MatchFinder_Init(mf);
+
-  p->pointerToCurPos = MatchFinder_GetPointerToCurrentPos(mf);
+  /* Init without data reading. We don't want to read data in this thread */
+  MatchFinder_Init_2(mf, False);
+  
+  p->pointerToCurPos = Inline_MatchFinder_GetPointerToCurrentPos(mf);
   p->btNumAvailBytes = 0;
   p->lzPos = p->historySize + 1;
 
   p->hash = mf->hash;
   p->fixedHashSize = mf->fixedHashSize;
+  p->crc = mf->crc;
 
   p->son = mf->son;
   p->matchMaxLen = mf->matchMaxLen;
@@ -526,18 +525,18 @@ void MatchFinderMt_Init(CMatchFinderMt *p)
 
 /* ReleaseStream is required to finish multithreading */
 void MatchFinderMt_ReleaseStream(CMatchFinderMt *p)
-{ 
+{
   MtSync_StopWriting(&p->btSync);
   /* p->MatchFinder->ReleaseStream(); */
 }
 
-void MatchFinderMt_Normalize(CMatchFinderMt *p)
+static void MatchFinderMt_Normalize(CMatchFinderMt *p)
 {
   MatchFinder_Normalize3(p->lzPos - p->historySize - 1, p->hash, p->fixedHashSize);
   p->lzPos = p->historySize + 1;
 }
 
-void MatchFinderMt_GetNextBlock_Bt(CMatchFinderMt *p)
+static void MatchFinderMt_GetNextBlock_Bt(CMatchFinderMt *p)
 {
   UInt32 blockIndex;
   MtSync_GetNextBlock(&p->btSync);
@@ -545,111 +544,108 @@ void MatchFinderMt_GetNextBlock_Bt(CMatchFinderMt *p)
   p->btBufPosLimit = p->btBufPos = blockIndex * kMtBtBlockSize;
   p->btBufPosLimit += p->btBuf[p->btBufPos++];
   p->btNumAvailBytes = p->btBuf[p->btBufPos++];
-  if (p->lzPos >= kMtMaxValForNormalize - kMtBtBlockSize) 
+  if (p->lzPos >= kMtMaxValForNormalize - kMtBtBlockSize)
     MatchFinderMt_Normalize(p);
 }
 
-const Byte * MatchFinderMt_GetPointerToCurrentPos(CMatchFinderMt *p)
+static const Byte * MatchFinderMt_GetPointerToCurrentPos(CMatchFinderMt *p)
 {
   return p->pointerToCurPos;
 }
 
 #define GET_NEXT_BLOCK_IF_REQUIRED if (p->btBufPos == p->btBufPosLimit) MatchFinderMt_GetNextBlock_Bt(p);
 
-UInt32 MatchFinderMt_GetNumAvailableBytes(CMatchFinderMt *p)
+static UInt32 MatchFinderMt_GetNumAvailableBytes(CMatchFinderMt *p)
-{ 
+{
   GET_NEXT_BLOCK_IF_REQUIRED;
   return p->btNumAvailBytes;
 }
 
-Byte MatchFinderMt_GetIndexByte(CMatchFinderMt *p, Int32 index)
+static UInt32 * MixMatches2(CMatchFinderMt *p, UInt32 matchMinPos, UInt32 *distances)
-{ 
-  return p->pointerToCurPos[index]; 
-}
-
-UInt32 * MixMatches2(CMatchFinderMt *p, UInt32 matchMinPos, UInt32 *distances)
 {
-  UInt32 hash2Value, curMatch2;
+  UInt32 h2, curMatch2;
   UInt32 *hash = p->hash;
   const Byte *cur = p->pointerToCurPos;
-  UInt32 lzPos = p->lzPos; 
+  UInt32 lzPos = p->lzPos;
   MT_HASH2_CALC
       
-  curMatch2 = hash[hash2Value];
+  curMatch2 = hash[h2];
-  hash[hash2Value] = lzPos;
+  hash[h2] = lzPos;
 
-  if (curMatch2 >= matchMinPos) 
+  if (curMatch2 >= matchMinPos)
     if (cur[(ptrdiff_t)curMatch2 - lzPos] == cur[0])
     {
-      *distances++ = 2; 
+      *distances++ = 2;
       *distances++ = lzPos - curMatch2 - 1;
     }
+  
   return distances;
 }
 
-UInt32 * MixMatches3(CMatchFinderMt *p, UInt32 matchMinPos, UInt32 *distances)
+static UInt32 * MixMatches3(CMatchFinderMt *p, UInt32 matchMinPos, UInt32 *distances)
 {
-  UInt32 hash2Value, hash3Value, curMatch2, curMatch3;
+  UInt32 h2, h3, curMatch2, curMatch3;
   UInt32 *hash = p->hash;
   const Byte *cur = p->pointerToCurPos;
-  UInt32 lzPos = p->lzPos; 
+  UInt32 lzPos = p->lzPos;
   MT_HASH3_CALC
 
-  curMatch2 = hash[                hash2Value];
+  curMatch2 = hash[                h2];
-  curMatch3 = hash[kFix3HashSize + hash3Value];
+  curMatch3 = hash[kFix3HashSize + h3];
   
-  hash[                hash2Value] = 
+  hash[                h2] = lzPos;
-  hash[kFix3HashSize + hash3Value] = 
+  hash[kFix3HashSize + h3] = lzPos;
-    lzPos;
-
-  if (curMatch2 >= matchMinPos && cur[(ptrdiff_t)curMatch2 - lzPos] == cur[0])
-  { 
-    distances[1] = lzPos - curMatch2 - 1;
-    if (cur[(ptrdiff_t)curMatch2 - lzPos + 2] == cur[2])
-    {
-      distances[0] = 3;
-      return distances + 2;
-    }
-    distances[0] = 2; 
-    distances += 2;
-  }
-  if (curMatch3 >= matchMinPos && cur[(ptrdiff_t)curMatch3 - lzPos] == cur[0])
-  { 
-    *distances++ = 3; 
-    *distances++ = lzPos - curMatch3 - 1; 
-  }
-  return distances;
-}
-
-/*
-UInt32 *MixMatches4(CMatchFinderMt *p, UInt32 matchMinPos, UInt32 *distances)
-{
-  UInt32 hash2Value, hash3Value, hash4Value, curMatch2, curMatch3, curMatch4;
-  UInt32 *hash = p->hash;
-  const Byte *cur = p->pointerToCurPos;
-  UInt32 lzPos = p->lzPos; 
-  MT_HASH4_CALC
-      
-  curMatch2 = hash[                hash2Value];
-  curMatch3 = hash[kFix3HashSize + hash3Value];
-  curMatch4 = hash[kFix4HashSize + hash4Value];
-  
-  hash[                hash2Value] = 
-  hash[kFix3HashSize + hash3Value] = 
-  hash[kFix4HashSize + hash4Value] = 
-    lzPos;
 
   if (curMatch2 >= matchMinPos && cur[(ptrdiff_t)curMatch2 - lzPos] == cur[0])
   {
     distances[1] = lzPos - curMatch2 - 1;
     if (cur[(ptrdiff_t)curMatch2 - lzPos + 2] == cur[2])
     {
-      distances[0] =  (cur[(ptrdiff_t)curMatch2 - lzPos + 3] == cur[3]) ? 4 : 3;
+      distances[0] = 3;
       return distances + 2;
     }
     distances[0] = 2;
     distances += 2;
   }
+  
+  if (curMatch3 >= matchMinPos && cur[(ptrdiff_t)curMatch3 - lzPos] == cur[0])
+  {
+    *distances++ = 3;
+    *distances++ = lzPos - curMatch3 - 1;
+  }
+  
+  return distances;
+}
+
+/*
+static UInt32 *MixMatches4(CMatchFinderMt *p, UInt32 matchMinPos, UInt32 *distances)
+{
+  UInt32 h2, h3, h4, curMatch2, curMatch3, curMatch4;
+  UInt32 *hash = p->hash;
+  const Byte *cur = p->pointerToCurPos;
+  UInt32 lzPos = p->lzPos;
+  MT_HASH4_CALC
+      
+  curMatch2 = hash[                h2];
+  curMatch3 = hash[kFix3HashSize + h3];
+  curMatch4 = hash[kFix4HashSize + h4];
+  
+  hash[                h2] = lzPos;
+  hash[kFix3HashSize + h3] = lzPos;
+  hash[kFix4HashSize + h4] = lzPos;
+
+  if (curMatch2 >= matchMinPos && cur[(ptrdiff_t)curMatch2 - lzPos] == cur[0])
+  {
+    distances[1] = lzPos - curMatch2 - 1;
+    if (cur[(ptrdiff_t)curMatch2 - lzPos + 2] == cur[2])
+    {
+      distances[0] = (cur[(ptrdiff_t)curMatch2 - lzPos + 3] == cur[3]) ? 4 : 3;
+      return distances + 2;
+    }
+    distances[0] = 2;
+    distances += 2;
+  }
+  
   if (curMatch3 >= matchMinPos && cur[(ptrdiff_t)curMatch3 - lzPos] == cur[0])
   {
     distances[1] = lzPos - curMatch3 - 1;
@@ -671,14 +667,15 @@ UInt32 *MixMatches4(CMatchFinderMt *p, UInt32 matchMinPos, UInt32 *distances)
       *distances++ = 4;
       *distances++ = lzPos - curMatch4 - 1;
     }
+  
   return distances;
 }
 */
 
 #define INCREASE_LZ_POS p->lzPos++; p->pointerToCurPos++;
 
-UInt32 MatchFinderMt2_GetMatches(CMatchFinderMt *p, UInt32 *distances)
+static UInt32 MatchFinderMt2_GetMatches(CMatchFinderMt *p, UInt32 *distances)
-{ 
+{
   const UInt32 *btBuf = p->btBuf + p->btBufPos;
   UInt32 len = *btBuf++;
   p->btBufPos += 1 + len;
@@ -695,15 +692,16 @@ UInt32 MatchFinderMt2_GetMatches(CMatchFinderMt *p, UInt32 *distances)
   return len;
 }
 
-UInt32 MatchFinderMt_GetMatches(CMatchFinderMt *p, UInt32 *distances)
+static UInt32 MatchFinderMt_GetMatches(CMatchFinderMt *p, UInt32 *distances)
-{ 
+{
   const UInt32 *btBuf = p->btBuf + p->btBufPos;
   UInt32 len = *btBuf++;
   p->btBufPos += 1 + len;
 
   if (len == 0)
   {
-    if (p->btNumAvailBytes-- >= 4) 
+    /* change for bt5 ! */
+    if (p->btNumAvailBytes-- >= 4)
       len = (UInt32)(p->MixMatchesFunc(p, p->lzPos - p->historySize, distances) - (distances));
   }
   else
@@ -712,70 +710,70 @@ UInt32 MatchFinderMt_GetMatches(CMatchFinderMt *p, UInt32 *distances)
     UInt32 *distances2;
     p->btNumAvailBytes--;
     distances2 = p->MixMatchesFunc(p, p->lzPos - btBuf[1], distances);
-    do 
+    do
     {
       *distances2++ = *btBuf++;
       *distances2++ = *btBuf++;
     }
     while ((len -= 2) != 0);
-    len  = (UInt32)(distances2 - (distances));
+    len = (UInt32)(distances2 - (distances));
   }
   INCREASE_LZ_POS
   return len;
 }
 
-#define SKIP_HEADER2  do { GET_NEXT_BLOCK_IF_REQUIRED
+#define SKIP_HEADER2_MT  do { GET_NEXT_BLOCK_IF_REQUIRED
-#define SKIP_HEADER(n) SKIP_HEADER2 if (p->btNumAvailBytes-- >= (n)) { const Byte *cur = p->pointerToCurPos; UInt32 *hash = p->hash;
+#define SKIP_HEADER_MT(n) SKIP_HEADER2_MT if (p->btNumAvailBytes-- >= (n)) { const Byte *cur = p->pointerToCurPos; UInt32 *hash = p->hash;
-#define SKIP_FOOTER } INCREASE_LZ_POS p->btBufPos += p->btBuf[p->btBufPos] + 1; } while(--num != 0);
+#define SKIP_FOOTER_MT } INCREASE_LZ_POS p->btBufPos += p->btBuf[p->btBufPos] + 1; } while (--num != 0);
 
-void MatchFinderMt0_Skip(CMatchFinderMt *p, UInt32 num)
+static void MatchFinderMt0_Skip(CMatchFinderMt *p, UInt32 num)
-{ 
+{
-  SKIP_HEADER2 { p->btNumAvailBytes--;
+  SKIP_HEADER2_MT { p->btNumAvailBytes--;
-  SKIP_FOOTER
+  SKIP_FOOTER_MT
 }
 
-void MatchFinderMt2_Skip(CMatchFinderMt *p, UInt32 num)
+static void MatchFinderMt2_Skip(CMatchFinderMt *p, UInt32 num)
-{ 
+{
-  SKIP_HEADER(2)
+  SKIP_HEADER_MT(2)
-      UInt32 hash2Value;
+      UInt32 h2;
       MT_HASH2_CALC
-      hash[hash2Value] = p->lzPos;
+      hash[h2] = p->lzPos;
-  SKIP_FOOTER
+  SKIP_FOOTER_MT
 }
 
-void MatchFinderMt3_Skip(CMatchFinderMt *p, UInt32 num)
+static void MatchFinderMt3_Skip(CMatchFinderMt *p, UInt32 num)
-{ 
+{
-  SKIP_HEADER(3)
+  SKIP_HEADER_MT(3)
-      UInt32 hash2Value, hash3Value;
+      UInt32 h2, h3;
       MT_HASH3_CALC
-      hash[kFix3HashSize + hash3Value] = 
+      hash[kFix3HashSize + h3] =
-      hash[                hash2Value] = 
+      hash[                h2] =
         p->lzPos;
-  SKIP_FOOTER
+  SKIP_FOOTER_MT
 }
 
 /*
-void MatchFinderMt4_Skip(CMatchFinderMt *p, UInt32 num)
+static void MatchFinderMt4_Skip(CMatchFinderMt *p, UInt32 num)
-{ 
+{
-  SKIP_HEADER(4)
+  SKIP_HEADER_MT(4)
-      UInt32 hash2Value, hash3Value, hash4Value;
+      UInt32 h2, h3, h4;
       MT_HASH4_CALC
-      hash[kFix4HashSize + hash4Value] = 
+      hash[kFix4HashSize + h4] =
-      hash[kFix3HashSize + hash3Value] = 
+      hash[kFix3HashSize + h3] =
-      hash[                hash2Value] = 
+      hash[                h2] =
         p->lzPos;
-  SKIP_FOOTER
+  SKIP_FOOTER_MT
 }
 */
 
 void MatchFinderMt_CreateVTable(CMatchFinderMt *p, IMatchFinder *vTable)
 {
   vTable->Init = (Mf_Init_Func)MatchFinderMt_Init;
-  vTable->GetIndexByte = (Mf_GetIndexByte_Func)MatchFinderMt_GetIndexByte;
   vTable->GetNumAvailableBytes = (Mf_GetNumAvailableBytes_Func)MatchFinderMt_GetNumAvailableBytes;
   vTable->GetPointerToCurrentPos = (Mf_GetPointerToCurrentPos_Func)MatchFinderMt_GetPointerToCurrentPos;
   vTable->GetMatches = (Mf_GetMatches_Func)MatchFinderMt_GetMatches;
-  switch(p->MatchFinder->numHashBytes)
+  
+  switch (p->MatchFinder->numHashBytes)
   {
     case 2:
       p->GetHeadsFunc = GetHeads2;
@@ -791,7 +789,6 @@ void MatchFinderMt_CreateVTable(CMatchFinderMt *p, IMatchFinder *vTable)
     default:
     /* case 4: */
       p->GetHeadsFunc = p->MatchFinder->bigHash ? GetHeads4b : GetHeads4;
-      /* p->GetHeadsFunc = GetHeads4; */
       p->MixMatchesFunc = (Mf_Mix_Matches)MixMatches3;
       vTable->Skip = (Mf_Skip_Func)MatchFinderMt3_Skip;
       break;

C/LzFindMt.h

@@ -1,10 +1,13 @@
-/* MatchFinderMt.h */
+/* LzFindMt.h -- multithreaded Match finder for LZ algorithms
+2015-05-03 : Igor Pavlov : Public domain */
 
-#ifndef __MATCHFINDERMT_H
+#ifndef __LZ_FIND_MT_H
-#define __MATCHFINDERMT_H
+#define __LZ_FIND_MT_H
 
-#include "../../Threads.h"
+#include "LzFind.h"
-#include "MatchFinder.h"
+#include "Threads.h"
+
+EXTERN_C_BEGIN
 
 #define kMtHashBlockSize (1 << 13)
 #define kMtHashNumBlocks (1 << 3)
@@ -39,7 +42,7 @@ typedef UInt32 * (*Mf_Mix_Matches)(void *p, UInt32 matchMinPos, UInt32 *distance
 #define kMtCacheLineDummy 128
 
 typedef void (*Mf_GetHeads)(const Byte *buffer, UInt32 pos,
-  UInt32 *hash, UInt32 hashMask, UInt32 *heads, UInt32 numHeads);
+  UInt32 *hash, UInt32 hashMask, UInt32 *heads, UInt32 numHeads, const UInt32 *crc);
 
 typedef struct _CMatchFinderMt
 {
@@ -54,6 +57,7 @@ typedef struct _CMatchFinderMt
   UInt32 *hash;
   UInt32 fixedHashSize;
   UInt32 historySize;
+  const UInt32 *crc;
 
   Mf_Mix_Matches MixMatchesFunc;
   
@@ -71,7 +75,7 @@ typedef struct _CMatchFinderMt
   UInt32 matchMaxLen;
   UInt32 numHashBytes;
   UInt32 pos;
-  Byte *buffer;
+  const Byte *buffer;
   UInt32 cyclicBufferPos;
   UInt32 cyclicBufferSize; /* it must be historySize + 1 */
   UInt32 cutValue;
@@ -87,9 +91,11 @@ typedef struct _CMatchFinderMt
 
 void MatchFinderMt_Construct(CMatchFinderMt *p);
 void MatchFinderMt_Destruct(CMatchFinderMt *p, ISzAlloc *alloc);
-HRes MatchFinderMt_Create(CMatchFinderMt *p, UInt32 historySize, UInt32 keepAddBufferBefore, 
+SRes MatchFinderMt_Create(CMatchFinderMt *p, UInt32 historySize, UInt32 keepAddBufferBefore,
     UInt32 matchMaxLen, UInt32 keepAddBufferAfter, ISzAlloc *alloc);
 void MatchFinderMt_CreateVTable(CMatchFinderMt *p, IMatchFinder *vTable);
 void MatchFinderMt_ReleaseStream(CMatchFinderMt *p);
 
+EXTERN_C_END
+
 #endif

C/LzHash.h

@@ -0,0 +1,57 @@
+/* LzHash.h -- HASH functions for LZ algorithms
+2015-04-12 : Igor Pavlov : Public domain */
+
+#ifndef __LZ_HASH_H
+#define __LZ_HASH_H
+
+#define kHash2Size (1 << 10)
+#define kHash3Size (1 << 16)
+#define kHash4Size (1 << 20)
+
+#define kFix3HashSize (kHash2Size)
+#define kFix4HashSize (kHash2Size + kHash3Size)
+#define kFix5HashSize (kHash2Size + kHash3Size + kHash4Size)
+
+#define HASH2_CALC hv = cur[0] | ((UInt32)cur[1] << 8);
+
+#define HASH3_CALC { \
+  UInt32 temp = p->crc[cur[0]] ^ cur[1]; \
+  h2 = temp & (kHash2Size - 1); \
+  hv = (temp ^ ((UInt32)cur[2] << 8)) & p->hashMask; }
+
+#define HASH4_CALC { \
+  UInt32 temp = p->crc[cur[0]] ^ cur[1]; \
+  h2 = temp & (kHash2Size - 1); \
+  temp ^= ((UInt32)cur[2] << 8); \
+  h3 = temp & (kHash3Size - 1); \
+  hv = (temp ^ (p->crc[cur[3]] << 5)) & p->hashMask; }
+
+#define HASH5_CALC { \
+  UInt32 temp = p->crc[cur[0]] ^ cur[1]; \
+  h2 = temp & (kHash2Size - 1); \
+  temp ^= ((UInt32)cur[2] << 8); \
+  h3 = temp & (kHash3Size - 1); \
+  temp ^= (p->crc[cur[3]] << 5); \
+  h4 = temp & (kHash4Size - 1); \
+  hv = (temp ^ (p->crc[cur[4]] << 3)) & p->hashMask; }
+
+/* #define HASH_ZIP_CALC hv = ((cur[0] | ((UInt32)cur[1] << 8)) ^ p->crc[cur[2]]) & 0xFFFF; */
+#define HASH_ZIP_CALC hv = ((cur[2] | ((UInt32)cur[0] << 8)) ^ p->crc[cur[1]]) & 0xFFFF;
+
+
+#define MT_HASH2_CALC \
+  h2 = (p->crc[cur[0]] ^ cur[1]) & (kHash2Size - 1);
+
+#define MT_HASH3_CALC { \
+  UInt32 temp = p->crc[cur[0]] ^ cur[1]; \
+  h2 = temp & (kHash2Size - 1); \
+  h3 = (temp ^ ((UInt32)cur[2] << 8)) & (kHash3Size - 1); }
+
+#define MT_HASH4_CALC { \
+  UInt32 temp = p->crc[cur[0]] ^ cur[1]; \
+  h2 = temp & (kHash2Size - 1); \
+  temp ^= ((UInt32)cur[2] << 8); \
+  h3 = temp & (kHash3Size - 1); \
+  h4 = (temp ^ (p->crc[cur[3]] << 5)) & (kHash4Size - 1); }
+
+#endif

C/Lzma2Dec.c

@@ -0,0 +1,378 @@
+/* Lzma2Dec.c -- LZMA2 Decoder
+2015-11-09 : Igor Pavlov : Public domain */
+
+/* #define SHOW_DEBUG_INFO */
+
+#include "Precomp.h"
+
+#ifdef SHOW_DEBUG_INFO
+#include <stdio.h>
+#endif
+
+#include <string.h>
+
+#include "Lzma2Dec.h"
+
+/*
+00000000  -  EOS
+00000001 U U  -  Uncompressed Reset Dic
+00000010 U U  -  Uncompressed No Reset
+100uuuuu U U P P  -  LZMA no reset
+101uuuuu U U P P  -  LZMA reset state
+110uuuuu U U P P S  -  LZMA reset state + new prop
+111uuuuu U U P P S  -  LZMA reset state + new prop + reset dic
+
+  u, U - Unpack Size
+  P - Pack Size
+  S - Props
+*/
+
+#define LZMA2_CONTROL_LZMA (1 << 7)
+#define LZMA2_CONTROL_COPY_NO_RESET 2
+#define LZMA2_CONTROL_COPY_RESET_DIC 1
+#define LZMA2_CONTROL_EOF 0
+
+#define LZMA2_IS_UNCOMPRESSED_STATE(p) (((p)->control & LZMA2_CONTROL_LZMA) == 0)
+
+#define LZMA2_GET_LZMA_MODE(p) (((p)->control >> 5) & 3)
+#define LZMA2_IS_THERE_PROP(mode) ((mode) >= 2)
+
+#define LZMA2_LCLP_MAX 4
+#define LZMA2_DIC_SIZE_FROM_PROP(p) (((UInt32)2 | ((p) & 1)) << ((p) / 2 + 11))
+
+#ifdef SHOW_DEBUG_INFO
+#define PRF(x) x
+#else
+#define PRF(x)
+#endif
+
+typedef enum
+{
+  LZMA2_STATE_CONTROL,
+  LZMA2_STATE_UNPACK0,
+  LZMA2_STATE_UNPACK1,
+  LZMA2_STATE_PACK0,
+  LZMA2_STATE_PACK1,
+  LZMA2_STATE_PROP,
+  LZMA2_STATE_DATA,
+  LZMA2_STATE_DATA_CONT,
+  LZMA2_STATE_FINISHED,
+  LZMA2_STATE_ERROR
+} ELzma2State;
+
+static SRes Lzma2Dec_GetOldProps(Byte prop, Byte *props)
+{
+  UInt32 dicSize;
+  if (prop > 40)
+    return SZ_ERROR_UNSUPPORTED;
+  dicSize = (prop == 40) ? 0xFFFFFFFF : LZMA2_DIC_SIZE_FROM_PROP(prop);
+  props[0] = (Byte)LZMA2_LCLP_MAX;
+  props[1] = (Byte)(dicSize);
+  props[2] = (Byte)(dicSize >> 8);
+  props[3] = (Byte)(dicSize >> 16);
+  props[4] = (Byte)(dicSize >> 24);
+  return SZ_OK;
+}
+
+SRes Lzma2Dec_AllocateProbs(CLzma2Dec *p, Byte prop, ISzAlloc *alloc)
+{
+  Byte props[LZMA_PROPS_SIZE];
+  RINOK(Lzma2Dec_GetOldProps(prop, props));
+  return LzmaDec_AllocateProbs(&p->decoder, props, LZMA_PROPS_SIZE, alloc);
+}
+
+SRes Lzma2Dec_Allocate(CLzma2Dec *p, Byte prop, ISzAlloc *alloc)
+{
+  Byte props[LZMA_PROPS_SIZE];
+  RINOK(Lzma2Dec_GetOldProps(prop, props));
+  return LzmaDec_Allocate(&p->decoder, props, LZMA_PROPS_SIZE, alloc);
+}
+
+void Lzma2Dec_Init(CLzma2Dec *p)
+{
+  p->state = LZMA2_STATE_CONTROL;
+  p->needInitDic = True;
+  p->needInitState = True;
+  p->needInitProp = True;
+  LzmaDec_Init(&p->decoder);
+}
+
+static ELzma2State Lzma2Dec_UpdateState(CLzma2Dec *p, Byte b)
+{
+  switch (p->state)
+  {
+    case LZMA2_STATE_CONTROL:
+      p->control = b;
+      PRF(printf("\n %4X ", (unsigned)p->decoder.dicPos));
+      PRF(printf(" %2X", (unsigned)b));
+      if (p->control == 0)
+        return LZMA2_STATE_FINISHED;
+      if (LZMA2_IS_UNCOMPRESSED_STATE(p))
+      {
+        if ((p->control & 0x7F) > 2)
+          return LZMA2_STATE_ERROR;
+        p->unpackSize = 0;
+      }
+      else
+        p->unpackSize = (UInt32)(p->control & 0x1F) << 16;
+      return LZMA2_STATE_UNPACK0;
+    
+    case LZMA2_STATE_UNPACK0:
+      p->unpackSize |= (UInt32)b << 8;
+      return LZMA2_STATE_UNPACK1;
+    
+    case LZMA2_STATE_UNPACK1:
+      p->unpackSize |= (UInt32)b;
+      p->unpackSize++;
+      PRF(printf(" %8u", (unsigned)p->unpackSize));
+      return (LZMA2_IS_UNCOMPRESSED_STATE(p)) ? LZMA2_STATE_DATA : LZMA2_STATE_PACK0;
+    
+    case LZMA2_STATE_PACK0:
+      p->packSize = (UInt32)b << 8;
+      return LZMA2_STATE_PACK1;
+
+    case LZMA2_STATE_PACK1:
+      p->packSize |= (UInt32)b;
+      p->packSize++;
+      PRF(printf(" %8u", (unsigned)p->packSize));
+      return LZMA2_IS_THERE_PROP(LZMA2_GET_LZMA_MODE(p)) ? LZMA2_STATE_PROP:
+        (p->needInitProp ? LZMA2_STATE_ERROR : LZMA2_STATE_DATA);
+
+    case LZMA2_STATE_PROP:
+    {
+      unsigned lc, lp;
+      if (b >= (9 * 5 * 5))
+        return LZMA2_STATE_ERROR;
+      lc = b % 9;
+      b /= 9;
+      p->decoder.prop.pb = b / 5;
+      lp = b % 5;
+      if (lc + lp > LZMA2_LCLP_MAX)
+        return LZMA2_STATE_ERROR;
+      p->decoder.prop.lc = lc;
+      p->decoder.prop.lp = lp;
+      p->needInitProp = False;
+      return LZMA2_STATE_DATA;
+    }
+  }
+  return LZMA2_STATE_ERROR;
+}
+
+static void LzmaDec_UpdateWithUncompressed(CLzmaDec *p, const Byte *src, SizeT size)
+{
+  memcpy(p->dic + p->dicPos, src, size);
+  p->dicPos += size;
+  if (p->checkDicSize == 0 && p->prop.dicSize - p->processedPos <= size)
+    p->checkDicSize = p->prop.dicSize;
+  p->processedPos += (UInt32)size;
+}
+
+void LzmaDec_InitDicAndState(CLzmaDec *p, Bool initDic, Bool initState);
+
+SRes Lzma2Dec_DecodeToDic(CLzma2Dec *p, SizeT dicLimit,
+    const Byte *src, SizeT *srcLen, ELzmaFinishMode finishMode, ELzmaStatus *status)
+{
+  SizeT inSize = *srcLen;
+  *srcLen = 0;
+  *status = LZMA_STATUS_NOT_SPECIFIED;
+
+  while (p->state != LZMA2_STATE_FINISHED)
+  {
+    SizeT dicPos = p->decoder.dicPos;
+    
+    if (p->state == LZMA2_STATE_ERROR)
+      return SZ_ERROR_DATA;
+    
+    if (dicPos == dicLimit && finishMode == LZMA_FINISH_ANY)
+    {
+      *status = LZMA_STATUS_NOT_FINISHED;
+      return SZ_OK;
+    }
+
+    if (p->state != LZMA2_STATE_DATA && p->state != LZMA2_STATE_DATA_CONT)
+    {
+      if (*srcLen == inSize)
+      {
+        *status = LZMA_STATUS_NEEDS_MORE_INPUT;
+        return SZ_OK;
+      }
+      (*srcLen)++;
+      p->state = Lzma2Dec_UpdateState(p, *src++);
+
+      if (dicPos == dicLimit && p->state != LZMA2_STATE_FINISHED)
+      {
+        p->state = LZMA2_STATE_ERROR;
+        return SZ_ERROR_DATA;
+      }
+      continue;
+    }
+    
+    {
+      SizeT destSizeCur = dicLimit - dicPos;
+      SizeT srcSizeCur = inSize - *srcLen;
+      ELzmaFinishMode curFinishMode = LZMA_FINISH_ANY;
+      
+      if (p->unpackSize <= destSizeCur)
+      {
+        destSizeCur = (SizeT)p->unpackSize;
+        curFinishMode = LZMA_FINISH_END;
+      }
+
+      if (LZMA2_IS_UNCOMPRESSED_STATE(p))
+      {
+        if (*srcLen == inSize)
+        {
+          *status = LZMA_STATUS_NEEDS_MORE_INPUT;
+          return SZ_OK;
+        }
+
+        if (p->state == LZMA2_STATE_DATA)
+        {
+          Bool initDic = (p->control == LZMA2_CONTROL_COPY_RESET_DIC);
+          if (initDic)
+            p->needInitProp = p->needInitState = True;
+          else if (p->needInitDic)
+          {
+            p->state = LZMA2_STATE_ERROR;
+            return SZ_ERROR_DATA;
+          }
+          p->needInitDic = False;
+          LzmaDec_InitDicAndState(&p->decoder, initDic, False);
+        }
+
+        if (srcSizeCur > destSizeCur)
+          srcSizeCur = destSizeCur;
+
+        if (srcSizeCur == 0)
+        {
+          p->state = LZMA2_STATE_ERROR;
+          return SZ_ERROR_DATA;
+        }
+
+        LzmaDec_UpdateWithUncompressed(&p->decoder, src, srcSizeCur);
+
+        src += srcSizeCur;
+        *srcLen += srcSizeCur;
+        p->unpackSize -= (UInt32)srcSizeCur;
+        p->state = (p->unpackSize == 0) ? LZMA2_STATE_CONTROL : LZMA2_STATE_DATA_CONT;
+      }
+      else
+      {
+        SizeT outSizeProcessed;
+        SRes res;
+
+        if (p->state == LZMA2_STATE_DATA)
+        {
+          unsigned mode = LZMA2_GET_LZMA_MODE(p);
+          Bool initDic = (mode == 3);
+          Bool initState = (mode != 0);
+          if ((!initDic && p->needInitDic) || (!initState && p->needInitState))
+          {
+            p->state = LZMA2_STATE_ERROR;
+            return SZ_ERROR_DATA;
+          }
+          
+          LzmaDec_InitDicAndState(&p->decoder, initDic, initState);
+          p->needInitDic = False;
+          p->needInitState = False;
+          p->state = LZMA2_STATE_DATA_CONT;
+        }
+  
+        if (srcSizeCur > p->packSize)
+          srcSizeCur = (SizeT)p->packSize;
+          
+        res = LzmaDec_DecodeToDic(&p->decoder, dicPos + destSizeCur, src, &srcSizeCur, curFinishMode, status);
+        
+        src += srcSizeCur;
+        *srcLen += srcSizeCur;
+        p->packSize -= (UInt32)srcSizeCur;
+
+        outSizeProcessed = p->decoder.dicPos - dicPos;
+        p->unpackSize -= (UInt32)outSizeProcessed;
+
+        RINOK(res);
+        if (*status == LZMA_STATUS_NEEDS_MORE_INPUT)
+          return res;
+
+        if (srcSizeCur == 0 && outSizeProcessed == 0)
+        {
+          if (*status != LZMA_STATUS_MAYBE_FINISHED_WITHOUT_MARK
+              || p->unpackSize != 0
+              || p->packSize != 0)
+          {
+            p->state = LZMA2_STATE_ERROR;
+            return SZ_ERROR_DATA;
+          }
+          p->state = LZMA2_STATE_CONTROL;
+        }
+        
+        if (*status == LZMA_STATUS_MAYBE_FINISHED_WITHOUT_MARK)
+          *status = LZMA_STATUS_NOT_FINISHED;
+      }
+    }
+  }
+  
+  *status = LZMA_STATUS_FINISHED_WITH_MARK;
+  return SZ_OK;
+}
+
+SRes Lzma2Dec_DecodeToBuf(CLzma2Dec *p, Byte *dest, SizeT *destLen, const Byte *src, SizeT *srcLen, ELzmaFinishMode finishMode, ELzmaStatus *status)
+{
+  SizeT outSize = *destLen, inSize = *srcLen;
+  *srcLen = *destLen = 0;
+  for (;;)
+  {
+    SizeT srcSizeCur = inSize, outSizeCur, dicPos;
+    ELzmaFinishMode curFinishMode;
+    SRes res;
+    if (p->decoder.dicPos == p->decoder.dicBufSize)
+      p->decoder.dicPos = 0;
+    dicPos = p->decoder.dicPos;
+    if (outSize > p->decoder.dicBufSize - dicPos)
+    {
+      outSizeCur = p->decoder.dicBufSize;
+      curFinishMode = LZMA_FINISH_ANY;
+    }
+    else
+    {
+      outSizeCur = dicPos + outSize;
+      curFinishMode = finishMode;
+    }
+
+    res = Lzma2Dec_DecodeToDic(p, outSizeCur, src, &srcSizeCur, curFinishMode, status);
+    src += srcSizeCur;
+    inSize -= srcSizeCur;
+    *srcLen += srcSizeCur;
+    outSizeCur = p->decoder.dicPos - dicPos;
+    memcpy(dest, p->decoder.dic + dicPos, outSizeCur);
+    dest += outSizeCur;
+    outSize -= outSizeCur;
+    *destLen += outSizeCur;
+    if (res != 0)
+      return res;
+    if (outSizeCur == 0 || outSize == 0)
+      return SZ_OK;
+  }
+}
+
+SRes Lzma2Decode(Byte *dest, SizeT *destLen, const Byte *src, SizeT *srcLen,
+    Byte prop, ELzmaFinishMode finishMode, ELzmaStatus *status, ISzAlloc *alloc)
+{
+  CLzma2Dec p;
+  SRes res;
+  SizeT outSize = *destLen, inSize = *srcLen;
+  *destLen = *srcLen = 0;
+  *status = LZMA_STATUS_NOT_SPECIFIED;
+  Lzma2Dec_Construct(&p);
+  RINOK(Lzma2Dec_AllocateProbs(&p, prop, alloc));
+  p.decoder.dic = dest;
+  p.decoder.dicBufSize = outSize;
+  Lzma2Dec_Init(&p);
+  *srcLen = inSize;
+  res = Lzma2Dec_DecodeToDic(&p, outSize, src, srcLen, finishMode, status);
+  *destLen = p.decoder.dicPos;
+  if (res == SZ_OK && *status == LZMA_STATUS_NEEDS_MORE_INPUT)
+    res = SZ_ERROR_INPUT_EOF;
+  Lzma2Dec_FreeProbs(&p, alloc);
+  return res;
+}

C/Lzma2Dec.h

@@ -0,0 +1,80 @@
+/* Lzma2Dec.h -- LZMA2 Decoder
+2015-05-13 : Igor Pavlov : Public domain */
+
+#ifndef __LZMA2_DEC_H
+#define __LZMA2_DEC_H
+
+#include "LzmaDec.h"
+
+EXTERN_C_BEGIN
+
+/* ---------- State Interface ---------- */
+
+typedef struct
+{
+  CLzmaDec decoder;
+  UInt32 packSize;
+  UInt32 unpackSize;
+  unsigned state;
+  Byte control;
+  Bool needInitDic;
+  Bool needInitState;
+  Bool needInitProp;
+} CLzma2Dec;
+
+#define Lzma2Dec_Construct(p) LzmaDec_Construct(&(p)->decoder)
+#define Lzma2Dec_FreeProbs(p, alloc) LzmaDec_FreeProbs(&(p)->decoder, alloc);
+#define Lzma2Dec_Free(p, alloc) LzmaDec_Free(&(p)->decoder, alloc);
+
+SRes Lzma2Dec_AllocateProbs(CLzma2Dec *p, Byte prop, ISzAlloc *alloc);
+SRes Lzma2Dec_Allocate(CLzma2Dec *p, Byte prop, ISzAlloc *alloc);
+void Lzma2Dec_Init(CLzma2Dec *p);
+
+
+/*
+finishMode:
+  It has meaning only if the decoding reaches output limit (*destLen or dicLimit).
+  LZMA_FINISH_ANY - use smallest number of input bytes
+  LZMA_FINISH_END - read EndOfStream marker after decoding
+
+Returns:
+  SZ_OK
+    status:
+      LZMA_STATUS_FINISHED_WITH_MARK
+      LZMA_STATUS_NOT_FINISHED
+      LZMA_STATUS_NEEDS_MORE_INPUT
+  SZ_ERROR_DATA - Data error
+*/
+
+SRes Lzma2Dec_DecodeToDic(CLzma2Dec *p, SizeT dicLimit,
+    const Byte *src, SizeT *srcLen, ELzmaFinishMode finishMode, ELzmaStatus *status);
+
+SRes Lzma2Dec_DecodeToBuf(CLzma2Dec *p, Byte *dest, SizeT *destLen,
+    const Byte *src, SizeT *srcLen, ELzmaFinishMode finishMode, ELzmaStatus *status);
+
+
+/* ---------- One Call Interface ---------- */
+
+/*
+finishMode:
+  It has meaning only if the decoding reaches output limit (*destLen).
+  LZMA_FINISH_ANY - use smallest number of input bytes
+  LZMA_FINISH_END - read EndOfStream marker after decoding
+
+Returns:
+  SZ_OK
+    status:
+      LZMA_STATUS_FINISHED_WITH_MARK
+      LZMA_STATUS_NOT_FINISHED
+  SZ_ERROR_DATA - Data error
+  SZ_ERROR_MEM  - Memory allocation error
+  SZ_ERROR_UNSUPPORTED - Unsupported properties
+  SZ_ERROR_INPUT_EOF - It needs more bytes in input buffer (src).
+*/
+
+SRes Lzma2Decode(Byte *dest, SizeT *destLen, const Byte *src, SizeT *srcLen,
+    Byte prop, ELzmaFinishMode finishMode, ELzmaStatus *status, ISzAlloc *alloc);
+
+EXTERN_C_END
+
+#endif

C/Lzma2Enc.c

@@ -0,0 +1,520 @@
+/* Lzma2Enc.c -- LZMA2 Encoder
+2015-10-04 : Igor Pavlov : Public domain */
+
+#include "Precomp.h"
+
+/* #include <stdio.h> */
+#include <string.h>
+
+/* #define _7ZIP_ST */
+
+#include "Lzma2Enc.h"
+
+#ifndef _7ZIP_ST
+#include "MtCoder.h"
+#else
+#define NUM_MT_CODER_THREADS_MAX 1
+#endif
+
+#define LZMA2_CONTROL_LZMA (1 << 7)
+#define LZMA2_CONTROL_COPY_NO_RESET 2
+#define LZMA2_CONTROL_COPY_RESET_DIC 1
+#define LZMA2_CONTROL_EOF 0
+
+#define LZMA2_LCLP_MAX 4
+
+#define LZMA2_DIC_SIZE_FROM_PROP(p) (((UInt32)2 | ((p) & 1)) << ((p) / 2 + 11))
+
+#define LZMA2_PACK_SIZE_MAX (1 << 16)
+#define LZMA2_COPY_CHUNK_SIZE LZMA2_PACK_SIZE_MAX
+#define LZMA2_UNPACK_SIZE_MAX (1 << 21)
+#define LZMA2_KEEP_WINDOW_SIZE LZMA2_UNPACK_SIZE_MAX
+
+#define LZMA2_CHUNK_SIZE_COMPRESSED_MAX ((1 << 16) + 16)
+
+
+#define PRF(x) /* x */
+
+/* ---------- CLzma2EncInt ---------- */
+
+typedef struct
+{
+  CLzmaEncHandle enc;
+  UInt64 srcPos;
+  Byte props;
+  Bool needInitState;
+  Bool needInitProp;
+} CLzma2EncInt;
+
+static SRes Lzma2EncInt_Init(CLzma2EncInt *p, const CLzma2EncProps *props)
+{
+  Byte propsEncoded[LZMA_PROPS_SIZE];
+  SizeT propsSize = LZMA_PROPS_SIZE;
+  RINOK(LzmaEnc_SetProps(p->enc, &props->lzmaProps));
+  RINOK(LzmaEnc_WriteProperties(p->enc, propsEncoded, &propsSize));
+  p->srcPos = 0;
+  p->props = propsEncoded[0];
+  p->needInitState = True;
+  p->needInitProp = True;
+  return SZ_OK;
+}
+
+SRes LzmaEnc_PrepareForLzma2(CLzmaEncHandle pp, ISeqInStream *inStream, UInt32 keepWindowSize,
+    ISzAlloc *alloc, ISzAlloc *allocBig);
+SRes LzmaEnc_MemPrepare(CLzmaEncHandle pp, const Byte *src, SizeT srcLen,
+    UInt32 keepWindowSize, ISzAlloc *alloc, ISzAlloc *allocBig);
+SRes LzmaEnc_CodeOneMemBlock(CLzmaEncHandle pp, Bool reInit,
+    Byte *dest, size_t *destLen, UInt32 desiredPackSize, UInt32 *unpackSize);
+const Byte *LzmaEnc_GetCurBuf(CLzmaEncHandle pp);
+void LzmaEnc_Finish(CLzmaEncHandle pp);
+void LzmaEnc_SaveState(CLzmaEncHandle pp);
+void LzmaEnc_RestoreState(CLzmaEncHandle pp);
+
+
+static SRes Lzma2EncInt_EncodeSubblock(CLzma2EncInt *p, Byte *outBuf,
+    size_t *packSizeRes, ISeqOutStream *outStream)
+{
+  size_t packSizeLimit = *packSizeRes;
+  size_t packSize = packSizeLimit;
+  UInt32 unpackSize = LZMA2_UNPACK_SIZE_MAX;
+  unsigned lzHeaderSize = 5 + (p->needInitProp ? 1 : 0);
+  Bool useCopyBlock;
+  SRes res;
+
+  *packSizeRes = 0;
+  if (packSize < lzHeaderSize)
+    return SZ_ERROR_OUTPUT_EOF;
+  packSize -= lzHeaderSize;
+  
+  LzmaEnc_SaveState(p->enc);
+  res = LzmaEnc_CodeOneMemBlock(p->enc, p->needInitState,
+      outBuf + lzHeaderSize, &packSize, LZMA2_PACK_SIZE_MAX, &unpackSize);
+  
+  PRF(printf("\npackSize = %7d unpackSize = %7d  ", packSize, unpackSize));
+
+  if (unpackSize == 0)
+    return res;
+
+  if (res == SZ_OK)
+    useCopyBlock = (packSize + 2 >= unpackSize || packSize > (1 << 16));
+  else
+  {
+    if (res != SZ_ERROR_OUTPUT_EOF)
+      return res;
+    res = SZ_OK;
+    useCopyBlock = True;
+  }
+
+  if (useCopyBlock)
+  {
+    size_t destPos = 0;
+    PRF(printf("################# COPY           "));
+
+    while (unpackSize > 0)
+    {
+      UInt32 u = (unpackSize < LZMA2_COPY_CHUNK_SIZE) ? unpackSize : LZMA2_COPY_CHUNK_SIZE;
+      if (packSizeLimit - destPos < u + 3)
+        return SZ_ERROR_OUTPUT_EOF;
+      outBuf[destPos++] = (Byte)(p->srcPos == 0 ? LZMA2_CONTROL_COPY_RESET_DIC : LZMA2_CONTROL_COPY_NO_RESET);
+      outBuf[destPos++] = (Byte)((u - 1) >> 8);
+      outBuf[destPos++] = (Byte)(u - 1);
+      memcpy(outBuf + destPos, LzmaEnc_GetCurBuf(p->enc) - unpackSize, u);
+      unpackSize -= u;
+      destPos += u;
+      p->srcPos += u;
+      
+      if (outStream)
+      {
+        *packSizeRes += destPos;
+        if (outStream->Write(outStream, outBuf, destPos) != destPos)
+          return SZ_ERROR_WRITE;
+        destPos = 0;
+      }
+      else
+        *packSizeRes = destPos;
+      /* needInitState = True; */
+    }
+    
+    LzmaEnc_RestoreState(p->enc);
+    return SZ_OK;
+  }
+
+  {
+    size_t destPos = 0;
+    UInt32 u = unpackSize - 1;
+    UInt32 pm = (UInt32)(packSize - 1);
+    unsigned mode = (p->srcPos == 0) ? 3 : (p->needInitState ? (p->needInitProp ? 2 : 1) : 0);
+
+    PRF(printf("               "));
+
+    outBuf[destPos++] = (Byte)(LZMA2_CONTROL_LZMA | (mode << 5) | ((u >> 16) & 0x1F));
+    outBuf[destPos++] = (Byte)(u >> 8);
+    outBuf[destPos++] = (Byte)u;
+    outBuf[destPos++] = (Byte)(pm >> 8);
+    outBuf[destPos++] = (Byte)pm;
+    
+    if (p->needInitProp)
+      outBuf[destPos++] = p->props;
+    
+    p->needInitProp = False;
+    p->needInitState = False;
+    destPos += packSize;
+    p->srcPos += unpackSize;
+
+    if (outStream)
+      if (outStream->Write(outStream, outBuf, destPos) != destPos)
+        return SZ_ERROR_WRITE;
+    
+    *packSizeRes = destPos;
+    return SZ_OK;
+  }
+}
+
+
+/* ---------- Lzma2 Props ---------- */
+
+void Lzma2EncProps_Init(CLzma2EncProps *p)
+{
+  LzmaEncProps_Init(&p->lzmaProps);
+  p->numTotalThreads = -1;
+  p->numBlockThreads = -1;
+  p->blockSize = 0;
+}
+
+void Lzma2EncProps_Normalize(CLzma2EncProps *p)
+{
+  int t1, t1n, t2, t3;
+  {
+    CLzmaEncProps lzmaProps = p->lzmaProps;
+    LzmaEncProps_Normalize(&lzmaProps);
+    t1n = lzmaProps.numThreads;
+  }
+
+  t1 = p->lzmaProps.numThreads;
+  t2 = p->numBlockThreads;
+  t3 = p->numTotalThreads;
+
+  if (t2 > NUM_MT_CODER_THREADS_MAX)
+    t2 = NUM_MT_CODER_THREADS_MAX;
+
+  if (t3 <= 0)
+  {
+    if (t2 <= 0)
+      t2 = 1;
+    t3 = t1n * t2;
+  }
+  else if (t2 <= 0)
+  {
+    t2 = t3 / t1n;
+    if (t2 == 0)
+    {
+      t1 = 1;
+      t2 = t3;
+    }
+    if (t2 > NUM_MT_CODER_THREADS_MAX)
+      t2 = NUM_MT_CODER_THREADS_MAX;
+  }
+  else if (t1 <= 0)
+  {
+    t1 = t3 / t2;
+    if (t1 == 0)
+      t1 = 1;
+  }
+  else
+    t3 = t1n * t2;
+
+  p->lzmaProps.numThreads = t1;
+
+  LzmaEncProps_Normalize(&p->lzmaProps);
+
+  t1 = p->lzmaProps.numThreads;
+
+  if (p->blockSize == 0)
+  {
+    UInt32 dictSize = p->lzmaProps.dictSize;
+    UInt64 blockSize = (UInt64)dictSize << 2;
+    const UInt32 kMinSize = (UInt32)1 << 20;
+    const UInt32 kMaxSize = (UInt32)1 << 28;
+    if (blockSize < kMinSize) blockSize = kMinSize;
+    if (blockSize > kMaxSize) blockSize = kMaxSize;
+    if (blockSize < dictSize) blockSize = dictSize;
+    p->blockSize = (size_t)blockSize;
+  }
+  
+  if (t2 > 1 && p->lzmaProps.reduceSize != (UInt64)(Int64)-1)
+  {
+    UInt64 temp = p->lzmaProps.reduceSize + p->blockSize - 1;
+    if (temp > p->lzmaProps.reduceSize)
+    {
+      UInt64 numBlocks = temp / p->blockSize;
+      if (numBlocks < (unsigned)t2)
+      {
+        t2 = (unsigned)numBlocks;
+        if (t2 == 0)
+          t2 = 1;
+        t3 = t1 * t2;
+      }
+    }
+  }
+  
+  p->numBlockThreads = t2;
+  p->numTotalThreads = t3;
+}
+
+
+static SRes Progress(ICompressProgress *p, UInt64 inSize, UInt64 outSize)
+{
+  return (p && p->Progress(p, inSize, outSize) != SZ_OK) ? SZ_ERROR_PROGRESS : SZ_OK;
+}
+
+
+/* ---------- Lzma2 ---------- */
+
+typedef struct
+{
+  Byte propEncoded;
+  CLzma2EncProps props;
+  
+  Byte *outBuf;
+
+  ISzAlloc *alloc;
+  ISzAlloc *allocBig;
+
+  CLzma2EncInt coders[NUM_MT_CODER_THREADS_MAX];
+
+  #ifndef _7ZIP_ST
+  CMtCoder mtCoder;
+  #endif
+
+} CLzma2Enc;
+
+
+/* ---------- Lzma2EncThread ---------- */
+
+static SRes Lzma2Enc_EncodeMt1(CLzma2EncInt *p, CLzma2Enc *mainEncoder,
+  ISeqOutStream *outStream, ISeqInStream *inStream, ICompressProgress *progress)
+{
+  UInt64 packTotal = 0;
+  SRes res = SZ_OK;
+
+  if (!mainEncoder->outBuf)
+  {
+    mainEncoder->outBuf = (Byte *)IAlloc_Alloc(mainEncoder->alloc, LZMA2_CHUNK_SIZE_COMPRESSED_MAX);
+    if (!mainEncoder->outBuf)
+      return SZ_ERROR_MEM;
+  }
+  
+  RINOK(Lzma2EncInt_Init(p, &mainEncoder->props));
+  RINOK(LzmaEnc_PrepareForLzma2(p->enc, inStream, LZMA2_KEEP_WINDOW_SIZE,
+      mainEncoder->alloc, mainEncoder->allocBig));
+  
+  for (;;)
+  {
+    size_t packSize = LZMA2_CHUNK_SIZE_COMPRESSED_MAX;
+    res = Lzma2EncInt_EncodeSubblock(p, mainEncoder->outBuf, &packSize, outStream);
+    if (res != SZ_OK)
+      break;
+    packTotal += packSize;
+    res = Progress(progress, p->srcPos, packTotal);
+    if (res != SZ_OK)
+      break;
+    if (packSize == 0)
+      break;
+  }
+  
+  LzmaEnc_Finish(p->enc);
+
+  if (res == SZ_OK)
+  {
+    Byte b = 0;
+    if (outStream->Write(outStream, &b, 1) != 1)
+      return SZ_ERROR_WRITE;
+  }
+  
+  return res;
+}
+
+
+#ifndef _7ZIP_ST
+
+typedef struct
+{
+  IMtCoderCallback funcTable;
+  CLzma2Enc *lzma2Enc;
+} CMtCallbackImp;
+
+static SRes MtCallbackImp_Code(void *pp, unsigned index, Byte *dest, size_t *destSize,
+      const Byte *src, size_t srcSize, int finished)
+{
+  CMtCallbackImp *imp = (CMtCallbackImp *)pp;
+  CLzma2Enc *mainEncoder = imp->lzma2Enc;
+  CLzma2EncInt *p = &mainEncoder->coders[index];
+
+  SRes res = SZ_OK;
+  {
+    size_t destLim = *destSize;
+    *destSize = 0;
+
+    if (srcSize != 0)
+    {
+      RINOK(Lzma2EncInt_Init(p, &mainEncoder->props));
+     
+      RINOK(LzmaEnc_MemPrepare(p->enc, src, srcSize, LZMA2_KEEP_WINDOW_SIZE,
+          mainEncoder->alloc, mainEncoder->allocBig));
+     
+      while (p->srcPos < srcSize)
+      {
+        size_t packSize = destLim - *destSize;
+        res = Lzma2EncInt_EncodeSubblock(p, dest + *destSize, &packSize, NULL);
+        if (res != SZ_OK)
+          break;
+        *destSize += packSize;
+
+        if (packSize == 0)
+        {
+          res = SZ_ERROR_FAIL;
+          break;
+        }
+
+        if (MtProgress_Set(&mainEncoder->mtCoder.mtProgress, index, p->srcPos, *destSize) != SZ_OK)
+        {
+          res = SZ_ERROR_PROGRESS;
+          break;
+        }
+      }
+      
+      LzmaEnc_Finish(p->enc);
+      if (res != SZ_OK)
+        return res;
+    }
+    
+    if (finished)
+    {
+      if (*destSize == destLim)
+        return SZ_ERROR_OUTPUT_EOF;
+      dest[(*destSize)++] = 0;
+    }
+  }
+  return res;
+}
+
+#endif
+
+
+/* ---------- Lzma2Enc ---------- */
+
+CLzma2EncHandle Lzma2Enc_Create(ISzAlloc *alloc, ISzAlloc *allocBig)
+{
+  CLzma2Enc *p = (CLzma2Enc *)alloc->Alloc(alloc, sizeof(CLzma2Enc));
+  if (!p)
+    return NULL;
+  Lzma2EncProps_Init(&p->props);
+  Lzma2EncProps_Normalize(&p->props);
+  p->outBuf = 0;
+  p->alloc = alloc;
+  p->allocBig = allocBig;
+  {
+    unsigned i;
+    for (i = 0; i < NUM_MT_CODER_THREADS_MAX; i++)
+      p->coders[i].enc = 0;
+  }
+  
+  #ifndef _7ZIP_ST
+  MtCoder_Construct(&p->mtCoder);
+  #endif
+
+  return p;
+}
+
+void Lzma2Enc_Destroy(CLzma2EncHandle pp)
+{
+  CLzma2Enc *p = (CLzma2Enc *)pp;
+  unsigned i;
+  for (i = 0; i < NUM_MT_CODER_THREADS_MAX; i++)
+  {
+    CLzma2EncInt *t = &p->coders[i];
+    if (t->enc)
+    {
+      LzmaEnc_Destroy(t->enc, p->alloc, p->allocBig);
+      t->enc = 0;
+    }
+  }
+
+  #ifndef _7ZIP_ST
+  MtCoder_Destruct(&p->mtCoder);
+  #endif
+
+  IAlloc_Free(p->alloc, p->outBuf);
+  IAlloc_Free(p->alloc, pp);
+}
+
+SRes Lzma2Enc_SetProps(CLzma2EncHandle pp, const CLzma2EncProps *props)
+{
+  CLzma2Enc *p = (CLzma2Enc *)pp;
+  CLzmaEncProps lzmaProps = props->lzmaProps;
+  LzmaEncProps_Normalize(&lzmaProps);
+  if (lzmaProps.lc + lzmaProps.lp > LZMA2_LCLP_MAX)
+    return SZ_ERROR_PARAM;
+  p->props = *props;
+  Lzma2EncProps_Normalize(&p->props);
+  return SZ_OK;
+}
+
+Byte Lzma2Enc_WriteProperties(CLzma2EncHandle pp)
+{
+  CLzma2Enc *p = (CLzma2Enc *)pp;
+  unsigned i;
+  UInt32 dicSize = LzmaEncProps_GetDictSize(&p->props.lzmaProps);
+  for (i = 0; i < 40; i++)
+    if (dicSize <= LZMA2_DIC_SIZE_FROM_PROP(i))
+      break;
+  return (Byte)i;
+}
+
+SRes Lzma2Enc_Encode(CLzma2EncHandle pp,
+    ISeqOutStream *outStream, ISeqInStream *inStream, ICompressProgress *progress)
+{
+  CLzma2Enc *p = (CLzma2Enc *)pp;
+  int i;
+
+  for (i = 0; i < p->props.numBlockThreads; i++)
+  {
+    CLzma2EncInt *t = &p->coders[(unsigned)i];
+    if (!t->enc)
+    {
+      t->enc = LzmaEnc_Create(p->alloc);
+      if (!t->enc)
+        return SZ_ERROR_MEM;
+    }
+  }
+
+  #ifndef _7ZIP_ST
+  if (p->props.numBlockThreads > 1)
+  {
+    CMtCallbackImp mtCallback;
+
+    mtCallback.funcTable.Code = MtCallbackImp_Code;
+    mtCallback.lzma2Enc = p;
+    
+    p->mtCoder.progress = progress;
+    p->mtCoder.inStream = inStream;
+    p->mtCoder.outStream = outStream;
+    p->mtCoder.alloc = p->alloc;
+    p->mtCoder.mtCallback = &mtCallback.funcTable;
+
+    p->mtCoder.blockSize = p->props.blockSize;
+    p->mtCoder.destBlockSize = p->props.blockSize + (p->props.blockSize >> 10) + 16;
+    if (p->mtCoder.destBlockSize < p->props.blockSize)
+    {
+      p->mtCoder.destBlockSize = (size_t)0 - 1;
+      if (p->mtCoder.destBlockSize < p->props.blockSize)
+        return SZ_ERROR_FAIL;
+    }
+    p->mtCoder.numThreads = p->props.numBlockThreads;
+    
+    return MtCoder_Code(&p->mtCoder);
+  }
+  #endif
+
+  return Lzma2Enc_EncodeMt1(&p->coders[0], p, outStream, inStream, progress);
+}

C/Lzma2Enc.h

@@ -0,0 +1,62 @@
+/* Lzma2Enc.h -- LZMA2 Encoder
+2013-01-18 : Igor Pavlov : Public domain */
+
+#ifndef __LZMA2_ENC_H
+#define __LZMA2_ENC_H
+
+#include "LzmaEnc.h"
+
+EXTERN_C_BEGIN
+
+typedef struct
+{
+  CLzmaEncProps lzmaProps;
+  size_t blockSize;
+  int numBlockThreads;
+  int numTotalThreads;
+} CLzma2EncProps;
+
+void Lzma2EncProps_Init(CLzma2EncProps *p);
+void Lzma2EncProps_Normalize(CLzma2EncProps *p);
+
+/* ---------- CLzmaEnc2Handle Interface ---------- */
+
+/* Lzma2Enc_* functions can return the following exit codes:
+Returns:
+  SZ_OK           - OK
+  SZ_ERROR_MEM    - Memory allocation error
+  SZ_ERROR_PARAM  - Incorrect paramater in props
+  SZ_ERROR_WRITE  - Write callback error
+  SZ_ERROR_PROGRESS - some break from progress callback
+  SZ_ERROR_THREAD - errors in multithreading functions (only for Mt version)
+*/
+
+typedef void * CLzma2EncHandle;
+
+CLzma2EncHandle Lzma2Enc_Create(ISzAlloc *alloc, ISzAlloc *allocBig);
+void Lzma2Enc_Destroy(CLzma2EncHandle p);
+SRes Lzma2Enc_SetProps(CLzma2EncHandle p, const CLzma2EncProps *props);
+Byte Lzma2Enc_WriteProperties(CLzma2EncHandle p);
+SRes Lzma2Enc_Encode(CLzma2EncHandle p,
+    ISeqOutStream *outStream, ISeqInStream *inStream, ICompressProgress *progress);
+
+/* ---------- One Call Interface ---------- */
+
+/* Lzma2Encode
+Return code:
+  SZ_OK               - OK
+  SZ_ERROR_MEM        - Memory allocation error
+  SZ_ERROR_PARAM      - Incorrect paramater
+  SZ_ERROR_OUTPUT_EOF - output buffer overflow
+  SZ_ERROR_THREAD     - errors in multithreading functions (only for Mt version)
+*/
+
+/*
+SRes Lzma2Encode(Byte *dest, SizeT *destLen, const Byte *src, SizeT srcLen,
+    const CLzmaEncProps *props, Byte *propsEncoded, int writeEndMark,
+    ICompressProgress *progress, ISzAlloc *alloc, ISzAlloc *allocBig);
+*/
+
+EXTERN_C_END
+
+#endif