Added Extra Codec, for easier integration into existing 7-Zip installations

CPP/7zip/Bundles/Codec_zstd/StdAfx.cpp

@@ -0,0 +1,3 @@
+// StdAfx.cpp
+
+#include "StdAfx.h"

CPP/7zip/Bundles/Codec_zstd/StdAfx.h

@@ -0,0 +1,8 @@
+// StdAfx.h
+
+#ifndef __STDAFX_H
+#define __STDAFX_H
+
+#include "../../../Common/Common.h"
+
+#endif

CPP/7zip/Bundles/Codec_zstd/makefile

@@ -0,0 +1,27 @@
+PROG = zstd.dll
+DEF_FILE = ../../Compress/Codec.def
+CFLAGS = $(CFLAGS)
+
+#EXPORTS
+#  CreateObject PRIVATE
+#  GetNumberOfMethods PRIVATE
+#  GetMethodProperty PRIVATE
+
+7ZIP_COMMON_OBJS = \
+  $O\StreamUtils.obj \
+
+COMPRESS_OBJS = \
+  $O\CodecExports.obj \
+  $O\DllExportsCompress.obj \
+
+C_OBJS = \
+  $O\Alloc.obj \
+
+!include "../../zstd.mak"
+ZSTD_OBJS = $(ZSTD_OBJS) \
+  $O\fse_compress.obj \
+  $O\huf_compress.obj \
+  $O\zbuff_compress.obj \
+  $O\zstd_compress.obj \
+
+!include "../../7zip.mak"

CPP/7zip/Bundles/Codec_zstd/resource.rc

@@ -0,0 +1,5 @@
+#include "../../MyVersionInfo.rc"
+
+MY_VERSION_INFO_DLL("7z ZStandard Plugin", "zstd")
+
+101  ICON  "../../Archive/Icons/7z.ico"

CPP/7zip/Compress/ZstdDecoder.cpp

@@ -31,8 +31,8 @@ CDecoder::CDecoder ():
   _inBufSizeAllocated (0),
   _outBufSizeAllocated (0),
 
-  _inBufSize (ZBUFF_recommendedDInSize()),
-  _outBufSize (ZBUFF_recommendedDOutSize())
+  _inBufSize (ZBUFF_recommendedDInSize() * 30),
+  _outBufSize (ZBUFF_recommendedDOutSize()* 30)
 {
   _props.clear ();
 }

CPP/7zip/Compress/ZstdEncoder.cpp

@@ -24,8 +24,8 @@ CEncoder::CEncoder():
   _inSize (0),
   _inBufSizeAllocated (0),
   _outBufSizeAllocated (0),
-  _inBufSize (ZBUFF_recommendedCInSize()),
-  _outBufSize (ZBUFF_recommendedCOutSize()),
+  _inBufSize (ZBUFF_recommendedCInSize() * 30),
+  _outBufSize (ZBUFF_recommendedCOutSize() * 30),
   _inSizeProcessed (0),
   _outSizeProcessed (0)
 {

CPP/7zip/Compress/ZstdRegister.cpp

@@ -11,8 +11,22 @@
 #include "ZstdEncoder.h"
 #endif
 
+#ifndef EXTERNAL_CODEC
 REGISTER_CODEC_E(
   ZSTD,
   NCompress::NZSTD::CDecoder(),
   NCompress::NZSTD::CEncoder(),
   0x4F71101, "ZSTD")
+#else
+static void *CreateCodecOut() { return (void *)(ICompressCoder *)(new NCompress::NZSTD::CEncoder); }
+static void *CreateCodec() { return (void *)(ICompressCoder *)(new NCompress::NZSTD::CDecoder); }
+static CCodecInfo g_CodecsInfo[1] = {
+  CreateCodec,
+  CreateCodecOut,
+  0x4F71101,
+  "ZSTD",
+  1,
+  false
+};
+REGISTER_CODECS(ZSTD)
+#endif