3.13

7zip/Archive/Arj/ArjHeader.h

@@ -0,0 +1,124 @@
+// Archive/Arj/Header.h
+
+#pragma once
+
+#ifndef __ARCHIVE_ARJ_HEADER_H
+#define __ARCHIVE_ARJ_HEADER_H
+
+#include "Common/Types.h"
+
+namespace NArchive {
+namespace NArj {
+
+const int kMaxBlockSize = 2600;
+
+namespace NSignature
+{
+  const BYTE kSig0 = 0x60;
+  const BYTE kSig1 = 0xEA;
+}
+
+#pragma pack( push, Pragma_Arj_Headers)
+#pragma pack( push, 1)
+
+struct CArchiveHeader
+{
+  // UINT16 BasicHeaderSize;
+  BYTE FirstHeaderSize;
+  BYTE Version;
+  BYTE ExtractVersion;
+  BYTE HostOS;
+  BYTE Flags;
+  BYTE SecuryVersion;
+  BYTE FileType;
+  BYTE Reserved;
+  UINT32 CreatedTime;
+  UINT32 ModifiedTime;
+  UINT32 ArchiveSize;
+  UINT32 SecurityEnvelopeFilePosition;
+  UINT16 FilespecPositionInFilename;
+  UINT16 LengthOfSecurityEnvelopeSata;
+  BYTE EncryptionVersion;
+  BYTE LastChapter;
+};
+
+namespace NFileHeader
+{
+  namespace NCompressionMethod
+  {
+    enum EType
+    { 
+      kStored = 0,
+      kCompressed1a = 1,
+      kCompressed1b = 2,
+      kCompressed1c = 3,
+      kCompressed2 = 4,
+      kNoDataNoCRC = 8,
+      kNoData = 9,
+    };
+  }
+  namespace NFileType
+  {
+    enum EType
+    { 
+      kBinary = 0,
+      k7BitText = 1,
+      kDirectory = 3,
+      kVolumeLablel = 4,
+      kChapterLabel = 5,
+    };
+  }
+  namespace NFlags
+  {
+    const BYTE kGarbled = 1;
+    const BYTE kVolume = 4;
+    const BYTE kExtFile = 8;
+    const BYTE kPathSym = 0x10;
+    const BYTE kBackup= 0x20;
+  }
+
+  struct CHeader
+  {
+    BYTE FirstHeaderSize;
+    BYTE Version;
+    BYTE ExtractVersion;
+    BYTE HostOS;
+    BYTE Flags;
+    BYTE Method;
+    BYTE FileType;
+    BYTE Reserved;
+    UINT32 ModifiedTime;
+    UINT32 PackSize;
+    UINT32 Size;
+    UINT32 FileCRC;
+    UINT16 FilespecPositionInFilename;
+    UINT16 FileAccessMode;
+    BYTE FirstChapter;
+    BYTE LastChapter;
+  };
+  namespace NHostOS
+  {
+    enum EEnum
+    {
+        kMSDOS    = 0,  // filesystem used by MS-DOS, OS/2, Win32 
+        // pkarj 2.50 (FAT / VFAT / FAT32 file systems)
+        kPRIMOS   = 1,
+        kUnix     = 2,  // VAX/VMS
+        kAMIGA    = 3,
+        kMac      = 4,
+        kOS_2     = 5,  // what if it's a minix filesystem? [cjh]
+        kAPPLE_GS = 6,  // filesystem used by OS/2 (and NT 3.x)
+        kAtari_ST = 7,
+        kNext     = 8,
+        kVAX_VMS  = 9,
+        kWIN95   = 10
+    };
+  }
+}
+
+#pragma pack(pop)
+#pragma pack(pop, Pragma_Arj_Headers)
+
+}}
+
+#endif