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hdiffz.cpp
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//hdiffz.cpp
// diff tool
//
/*
The MIT License (MIT)
Copyright (c) 2012-2021 HouSisong
Permission is hereby granted, free of charge, to any person
obtaining a copy of this software and associated documentation
files (the "Software"), to deal in the Software without
restriction, including without limitation the rights to use,
copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the
Software is furnished to do so, subject to the following
conditions:
The above copyright notice and this permission notice shall be
included in all copies of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
OTHER DEALINGS IN THE SOFTWARE.
*/
#include <iostream>
#include <fstream>
#include <string>
#include <vector>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include "libHDiffPatch/HDiff/diff.h"
#include "libHDiffPatch/HDiff/match_block.h"
#include "libHDiffPatch/HPatch/patch.h"
#include "_clock_for_demo.h"
#include "_atosize.h"
#include "file_for_patch.h"
#include "libHDiffPatch/HDiff/private_diff/mem_buf.h"
#include "hdiffz_import_patch.h"
#include "_dir_ignore.h"
#include "dirDiffPatch/dir_diff/dir_diff.h"
#ifndef _IS_NEED_MAIN
# define _IS_NEED_MAIN 1
#endif
#ifndef _IS_NEED_BSDIFF
# define _IS_NEED_BSDIFF 1
#endif
#ifndef _IS_NEED_VCDIFF
# define _IS_NEED_VCDIFF 1
#endif
#ifndef _IS_NEED_DEFAULT_CompressPlugin
# define _IS_NEED_DEFAULT_CompressPlugin 1
#endif
#if (_IS_NEED_ALL_CompressPlugin)
# undef _IS_NEED_DEFAULT_CompressPlugin
# define _IS_NEED_DEFAULT_CompressPlugin 1
#endif
#if (_IS_NEED_DEFAULT_CompressPlugin)
//===== select needs decompress plugins or change to your plugin=====
# define _CompressPlugin_zlib // memory requires less
# define _CompressPlugin_ldef // faster or better compress than zlib / (now used ldef+zlib decompressor)
# define _CompressPlugin_bz2
# define _CompressPlugin_lzma // better compresser
# define _CompressPlugin_lzma2 // better compresser
# define _CompressPlugin_zstd // better compresser / faster decompressor
#if (_IS_NEED_VCDIFF)
# define _CompressPlugin_7zXZ //only for VCDIFF, used lzma2
#endif
#endif
#if (_IS_NEED_ALL_CompressPlugin)
//===== select needs decompress plugins or change to your plugin=====
# define _CompressPlugin_lz4 // faster compresser / faster decompressor
# define _CompressPlugin_lz4hc // compress slower & better than lz4 / (used lz4 decompressor)
# define _CompressPlugin_brotli// better compresser / faster decompressor
# define _CompressPlugin_lzham // better compresser / decompress faster than lzma2
# define _CompressPlugin_tuz // slower compresser / decompress requires tiny code(.text) & ram
#endif
#ifdef _CompressPlugin_ldef
# ifndef _CompressPlugin_ldef_is_use_zlib
# define _CompressPlugin_ldef_is_use_zlib 1 //now ldef need zlib decompressor for any all of deflate code
# endif
# ifndef _IS_NEED_decompressor_ldef_replace_zlib
# define _IS_NEED_decompressor_ldef_replace_zlib 0
# endif
#endif
#if (_IS_NEED_BSDIFF)
# include "bsdiff_wrapper/bsdiff_wrapper.h"
# include "bsdiff_wrapper/bspatch_wrapper.h"
# ifndef _CompressPlugin_bz2
# define _CompressPlugin_bz2 //bsdiff need bz2
# endif
#endif
#if (_IS_NEED_VCDIFF)
# include "vcdiff_wrapper/vcdiff_wrapper.h"
# include "vcdiff_wrapper/vcpatch_wrapper.h"
#endif
#include "compress_plugin_demo.h"
#include "decompress_plugin_demo.h"
#if (_IS_NEED_DIR_DIFF_PATCH)
#ifndef _IS_NEED_DEFAULT_ChecksumPlugin
# define _IS_NEED_DEFAULT_ChecksumPlugin 1
#endif
#if (_IS_NEED_ALL_ChecksumPlugin)
# undef _IS_NEED_DEFAULT_ChecksumPlugin
# define _IS_NEED_DEFAULT_ChecksumPlugin 1
#endif
#if (_IS_NEED_DEFAULT_ChecksumPlugin)
//===== select needs checksum plugins or change to your plugin=====
# define _ChecksumPlugin_crc32 // 32 bit effective //need zlib
# define _ChecksumPlugin_fadler64 // ? 63 bit effective
#endif
#if (_IS_NEED_ALL_ChecksumPlugin)
//===== select needs checksum plugins or change to your plugin=====
# define _ChecksumPlugin_adler32 // ? 29 bit effective
# define _ChecksumPlugin_adler64 // ? 30 bit effective
# define _ChecksumPlugin_fadler32 // ~ 32 bit effective
# define _ChecksumPlugin_fadler128// ? 81 bit effective
# define _ChecksumPlugin_md5 // 128 bit
# define _ChecksumPlugin_blake3 // 256 bit
# define _ChecksumPlugin_xxh3 // 64 bit fast
# define _ChecksumPlugin_xxh128 // 128 bit fast
#endif
#include "checksum_plugin_demo.h"
#endif
static void printVersion(){
printf("HDiffPatch::hdiffz v" HDIFFPATCH_VERSION_STRING "\n");
}
static void printHelpInfo(){
printf(" -h (or -?)\n"
" print usage info.\n");
}
static void printUsage(){
printVersion();
printf("\n");
printf("diff usage: hdiffz [options] oldPath newPath outDiffFile\n"
"test usage: hdiffz -t oldPath newPath testDiffFile\n"
"resave usage: hdiffz [-c-...] diffFile outDiffFile\n"
"print info: hdiffz -info diffFile\n"
#if (_IS_NEED_DIR_DIFF_PATCH)
"get manifest: hdiffz [-g#...] [-C-checksumType] inputPath -M#outManifestTxtFile\n"
"manifest diff: hdiffz [options] -M-old#oldManifestFile -M-new#newManifestFile\n"
" oldPath newPath outDiffFile\n"
" oldPath newPath inputPath can be file or directory(folder),\n"
#endif
" oldPath can empty, and input parameter \"\"\n"
"options:\n"
" -m[-matchScore]\n"
" DEFAULT; all file load into Memory; best diffFileSize;\n"
" requires (newFileSize+ oldFileSize*5(or *9 when oldFileSize>=2GB))+O(1)\n"
" bytes of memory;\n"
" matchScore>=0, DEFAULT -m-6, recommended bin: 0--4 text: 4--9 etc...\n"
" -s[-matchBlockSize]\n"
" all file load as Stream; fast;\n"
" requires O(oldFileSize*16/matchBlockSize+matchBlockSize*5"
#if (_IS_USED_MULTITHREAD)
"*parallelThreadNumber"
#endif
")bytes of memory;\n"
" matchBlockSize>=4, DEFAULT -s-64, recommended 16,32,48,1k,64k,1m etc...\n"
" -block-fastMatchBlockSize \n"
" must run with -m;\n"
" set block match befor slow byte-by-byte match, DEFAULT -block-4k;\n"
" if set -block-0, means don't use block match;\n"
" fastMatchBlockSize>=4, recommended 256,1k,64k,1m etc...\n"
" if newData similar to oldData then diff speed++ & diff memory--,\n"
" but small possibility outDiffFile's size+\n"
" -cache \n"
" must run with -m;\n"
" set is use a big cache for slow match, DEFAULT false;\n"
" if newData not similar to oldData then diff speed++,\n"
" big cache max used O(oldFileSize) memory, and build slow(diff speed--)\n"
" -SD[-stepSize]\n"
" create single compressed diffData, only need one decompress buffer\n"
" when patch, and support step by step patching when step by step downloading!\n"
" stepSize>=" _HDIFFPATCH_EXPAND_AND_QUOTE(hpatch_kStreamCacheSize) ", DEFAULT -SD-256k, recommended 64k,2m etc...\n"
#if (_IS_NEED_BSDIFF)
" -BSD\n"
" create diffFile compatible with bsdiff4, unsupport input directory(folder).\n"
" also support run with -SD (not used stepSize), then create single compressed\n"
" diffFile compatible with endsley/bsdiff (https://github.com/mendsley/bsdiff).\n"
#endif
#if (_IS_NEED_VCDIFF)
# ifdef _CompressPlugin_7zXZ
" -VCD[-compressLevel[-dictSize]]\n"
" create diffFile compatible with VCDIFF, unsupport input directory(folder).\n"
" DEFAULT no compress, out format same as $open-vcdiff ... or $xdelta3 -S -e -n ...\n"
" if set compressLevel, out format same as $xdelta3 -S lzma -e -n ...\n"
" compress by 7zXZ(xz), compressLevel in {0..9}, DEFAULT level 7;\n"
" dictSize can like 4096 or 4k or 4m or 16m etc..., DEFAULT 8m\n"
# if (_IS_USED_MULTITHREAD)
" support compress by multi-thread parallel.\n"
# endif
# else
" -VCD\n"
" create diffFile compatible with VCDIFF, unsupport input directory(folder).\n"
" out format same as $open-vcdiff ... or $xdelta3 -S -e -n ...\n"
# endif
" NOTE: out diffFile used large source window size!\n"
#endif
#if (_IS_USED_MULTITHREAD)
" -p-parallelThreadNumber\n"
" if parallelThreadNumber>1 then open multi-thread Parallel mode;\n"
" DEFAULT -p-4; requires more memory!\n"
" -p-search-searchThreadNumber\n"
" must run with -s[-matchBlockSize];\n"
" DEFAULT searchThreadNumber same as parallelThreadNumber;\n"
" but multi-thread search need frequent random disk reads when matchBlockSize\n"
" is small, so some times multi-thread maybe much slower than single-thread!\n"
" if (searchThreadNumber<=1) then to close multi-thread search mode.\n"
#endif
" -c-compressType[-compressLevel]\n"
" set outDiffFile Compress type, DEFAULT uncompress;\n"
" for resave diffFile,recompress diffFile to outDiffFile by new set;\n"
" support compress type & level & dict:\n"
#ifdef _CompressPlugin_zlib
" -c-zlib[-{1..9}[-dictBits]] DEFAULT level 9\n"
" dictBits can 9--15, DEFAULT 15.\n"
# if (_IS_USED_MULTITHREAD)
" support run by multi-thread parallel, fast!\n"
# endif
#endif
#ifdef _CompressPlugin_ldef
" -c-ldef[-{1..12}] DEFAULT level 12\n"
" compatible with -c-zlib, faster or better compress than zlib;\n"
" used libdeflate compressor, & dictBits always 15.\n"
# if (_IS_USED_MULTITHREAD)
" support run by multi-thread parallel, fast!\n"
# endif
#endif
#ifdef _CompressPlugin_bz2
" -c-bzip2[-{1..9}] (or -bz2) DEFAULT level 9\n"
# if (_IS_USED_MULTITHREAD)
" -c-pbzip2[-{1..9}] (or -pbz2) DEFAULT level 8\n"
" support run by multi-thread parallel, fast!\n"
" NOTE: code not compatible with it compressed by -c-bzip2!\n"
# endif
#endif
#ifdef _CompressPlugin_lzma
" -c-lzma[-{0..9}[-dictSize]] DEFAULT level 7\n"
" dictSize can like 4096 or 4k or 4m or 128m etc..., DEFAULT 8m\n"
# if (_IS_USED_MULTITHREAD)
" support run by 2-thread parallel.\n"
# endif
#endif
#ifdef _CompressPlugin_lzma2
" -c-lzma2[-{0..9}[-dictSize]] DEFAULT level 7\n"
" dictSize can like 4096 or 4k or 4m or 128m etc..., DEFAULT 8m\n"
# if (_IS_USED_MULTITHREAD)
" support run by multi-thread parallel, fast!\n"
# endif
" NOTE: code not compatible with it compressed by -c-lzma!\n"
#endif
#ifdef _CompressPlugin_lz4
" -c-lz4[-{1..50}] DEFAULT level 50 (as lz4 acceleration 1)\n"
#endif
#ifdef _CompressPlugin_lz4hc
" -c-lz4hc[-{3..12}] DEFAULT level 11\n"
#endif
#ifdef _CompressPlugin_zstd
" -c-zstd[-{0..22}[-dictBits]] DEFAULT level 20\n"
" dictBits can 10--30, DEFAULT 23.\n"
# if (_IS_USED_MULTITHREAD)
" support run by multi-thread parallel, fast!\n"
# endif
#endif
#ifdef _CompressPlugin_brotli
" -c-brotli[-{0..11}[-dictBits]] DEFAULT level 9\n"
" dictBits can 10--30, DEFAULT 23.\n"
#endif
#ifdef _CompressPlugin_lzham
" -c-lzham[-{0..5}[-dictBits]] DEFAULT level 4\n"
" dictBits can 15--29, DEFAULT 23.\n"
# if (_IS_USED_MULTITHREAD)
" support run by multi-thread parallel, fast!\n"
# endif
#endif
#ifdef _CompressPlugin_tuz
" -c-tuz[-dictSize] (or -tinyuz)\n"
" 1<=dictSize<=" _HDIFFPATCH_EXPAND_AND_QUOTE(tuz_kMaxOfDictSize) ", can like 510,1k,4k,64k,1m,16m ..., DEFAULT 8m\n"
#endif
#if (_IS_NEED_DIR_DIFF_PATCH)
" -C-checksumType\n"
" set outDiffFile Checksum type for directory diff, DEFAULT "
#ifdef _ChecksumPlugin_fadler64
"-C-fadler64;\n"
#else
# ifdef _ChecksumPlugin_crc32
"-C-crc32;\n"
# else
"no checksum;\n"
# endif
" (if need checksum for diff between two files, add -D)\n"
#endif
" support checksum type:\n"
" -C-no no checksum\n"
#ifdef _ChecksumPlugin_crc32
# ifdef _ChecksumPlugin_fadler64
" -C-crc32\n"
# else
" -C-crc32 DEFAULT\n"
# endif
#endif
#ifdef _ChecksumPlugin_adler32
" -C-adler32\n"
#endif
#ifdef _ChecksumPlugin_adler64
" -C-adler64\n"
#endif
#ifdef _ChecksumPlugin_fadler32
" -C-fadler32\n"
#endif
#ifdef _ChecksumPlugin_fadler64
" -C-fadler64 DEFAULT\n"
#endif
#ifdef _ChecksumPlugin_fadler128
" -C-fadler128\n"
#endif
#ifdef _ChecksumPlugin_md5
" -C-md5\n"
#endif
#ifdef _ChecksumPlugin_blake3
" -C-blake3\n"
#endif
#ifdef _ChecksumPlugin_xxh3
" -C-xxh3\n"
#endif
#ifdef _ChecksumPlugin_xxh128
" -C-xxh128\n"
#endif
" -n-maxOpenFileNumber\n"
" limit Number of open files at same time when stream directory diff;\n"
" maxOpenFileNumber>=8, DEFAULT -n-48, the best limit value by different\n"
" operating system.\n"
" -g#ignorePath[#ignorePath#...]\n"
" set iGnore path list when Directory Diff; ignore path list such as:\n"
" #.DS_Store#desktop.ini#*thumbs*.db#.git*#.svn/#cache_*/00*11/*.tmp\n"
" # means separator between names; (if char # in name, need write #: )\n"
" * means can match any chars in name; (if char * in name, need write *: );\n"
" / at the end of name means must match directory;\n"
" -g-old#ignorePath[#ignorePath#...]\n"
" set iGnore path list in oldPath when Directory Diff;\n"
" if oldFile can be changed, need add it in old ignore list;\n"
" -g-new#ignorePath[#ignorePath#...]\n"
" set iGnore path list in newPath when Directory Diff;\n"
" in general, new ignore list should is empty;\n"
" -M#outManifestTxtFile\n"
" create a Manifest file for inputPath; it is a text file, saved infos of\n"
" all files and directoriy list in inputPath; this file while be used in \n"
" manifest diff, support re-checksum data by manifest diff;\n"
" can be used to protect historical versions be modified!\n"
" -M-old#oldManifestFile\n"
" oldManifestFile is created from oldPath; if no oldPath not need -M-old;\n"
" -M-new#newManifestFile\n"
" newManifestFile is created from newPath;\n"
" -D force run Directory diff between two files; DEFAULT (no -D) run \n"
" directory diff need oldPath or newPath is directory.\n"
#endif //_IS_NEED_DIR_DIFF_PATCH
" -neq\n"
" open check: if newPath & oldPath's all datas are equal, then return error; \n"
" DEFAULT not check equal.\n"
" -d Diff only, do't run patch check, DEFAULT run patch check.\n"
" -t Test only, run patch check, patch(oldPath,testDiffFile)==newPath ? \n"
" -f Force overwrite, ignore write path already exists;\n"
" DEFAULT (no -f) not overwrite and then return error;\n"
" if used -f and write path is exist directory, will always return error.\n"
" --patch\n"
" swap to hpatchz mode.\n"
" -info\n"
" print infos of diffFile.\n"
" -v print Version info.\n"
);
printHelpInfo();
printf("\n");
}
typedef enum THDiffResult {
HDIFF_SUCCESS=0,
HDIFF_OPTIONS_ERROR,
HDIFF_OPENREAD_ERROR,
HDIFF_OPENWRITE_ERROR,
HDIFF_FILECLOSE_ERROR,
HDIFF_MEM_ERROR, // 5
HDIFF_DIFF_ERROR,
HDIFF_PATCH_ERROR,
HDIFF_RESAVE_FILEREAD_ERROR,
//HDIFF_RESAVE_OPENWRITE_ERROR = HDIFF_OPENWRITE_ERROR
HDIFF_RESAVE_DIFFINFO_ERROR,
HDIFF_RESAVE_COMPRESSTYPE_ERROR, // 10
HDIFF_RESAVE_ERROR,
HDIFF_RESAVE_CHECKSUMTYPE_ERROR,
HDIFF_PATHTYPE_ERROR, //adding begin v3.0
HDIFF_TEMPPATH_ERROR,
HDIFF_DELETEPATH_ERROR, // 15
HDIFF_RENAMEPATH_ERROR,
HDIFF_OLD_NEW_SAME_ERROR,//adding begin v4.7.0 ; note: now not included dir_diff(), dir_diff thow an error & return DIRDIFF_DIFF_ERROR
DIRDIFF_DIFF_ERROR=101,
DIRDIFF_PATCH_ERROR,
MANIFEST_CREATE_ERROR,
MANIFEST_TEST_ERROR,
} THDiffResult;
#define HDIFF_RESAVE_OPENWRITE_ERROR HDIFF_OPENWRITE_ERROR
int hdiff_cmd_line(int argc,const char * argv[]);
struct TDiffSets:public THDiffSets{
hpatch_BOOL isDoDiff;
hpatch_BOOL isDoPatchCheck;
#if (_IS_NEED_BSDIFF)
hpatch_BOOL isBsDiff;
#endif
#if (_IS_NEED_VCDIFF)
hpatch_BOOL isVcDiff;
#endif
};
#if (_IS_NEED_DIR_DIFF_PATCH)
int hdiff_dir(const char* oldPath,const char* newPath,const char* outDiffFileName,
const hdiff_TCompress* compressPlugin,hpatch_TChecksum* checksumPlugin,
hpatch_BOOL oldIsDir, hpatch_BOOL newIsDir,
const TDiffSets& diffSets,size_t kMaxOpenFileNumber,
const std::vector<std::string>& ignorePathListBase,const std::vector<std::string>& ignoreOldPathList,
const std::vector<std::string>& ignoreNewPathList,
const std::string& oldManifestFileName,const std::string& newManifestFileName);
int create_manifest(const char* inputPath,const char* outManifestFileName,
hpatch_TChecksum* checksumPlugin,const std::vector<std::string>& ignorePathList);
#endif
int hdiff(const char* oldFileName,const char* newFileName,const char* outDiffFileName,
const hdiff_TCompress* compressPlugin,const TDiffSets& diffSets);
int hdiff_resave(const char* diffFileName,const char* outDiffFileName,
const hdiff_TCompress* compressPlugin);
#define _checkPatchMode(_argc,_argv) \
if (isSwapToPatchMode(_argc,_argv)){ \
printf("hdiffz swap to hpatchz mode.\n\n"); \
return hpatch_cmd_line(_argc,_argv); \
}
#if (_IS_NEED_MAIN)
# if (_IS_USED_WIN32_UTF8_WAPI)
int wmain(int argc,wchar_t* argv_w[]){
hdiff_private::TAutoMem _mem(hpatch_kPathMaxSize*4);
char** argv_utf8=(char**)_mem.data();
if (!_wFileNames_to_utf8((const wchar_t**)argv_w,argc,argv_utf8,_mem.size()))
return HDIFF_OPTIONS_ERROR;
SetDefaultStringLocale();
_checkPatchMode(argc,(const char**)argv_utf8);
return hdiff_cmd_line(argc,(const char**)argv_utf8);
}
# else
int main(int argc,char* argv[]){
_checkPatchMode(argc,(const char**)argv);
return hdiff_cmd_line(argc,(const char**)argv);
}
# endif
#endif
static hpatch_BOOL _getIsCompressedDiffFile(const char* diffFileName){
hpatch_TFileStreamInput diffData;
hpatch_TFileStreamInput_init(&diffData);
if (!hpatch_TFileStreamInput_open(&diffData,diffFileName)) return hpatch_FALSE;
hpatch_compressedDiffInfo diffInfo;
hpatch_BOOL result=getCompressedDiffInfo(&diffInfo,&diffData.base);
if (!hpatch_TFileStreamInput_close(&diffData)) return hpatch_FALSE;
return result;
}
static hpatch_BOOL _getIsSingleStreamDiffFile(const char* diffFileName){
hpatch_TFileStreamInput diffData;
hpatch_TFileStreamInput_init(&diffData);
if (!hpatch_TFileStreamInput_open(&diffData,diffFileName)) return hpatch_FALSE;
hpatch_singleCompressedDiffInfo diffInfo;
hpatch_BOOL result=getSingleCompressedDiffInfo(&diffInfo,&diffData.base,0);
if (!hpatch_TFileStreamInput_close(&diffData)) return hpatch_FALSE;
return result;
}
#if (_IS_NEED_BSDIFF)
static hpatch_BOOL _getIsBsDiffFile(const char* diffFileName) {
hpatch_TFileStreamInput diffData;
hpatch_TFileStreamInput_init(&diffData);
if (!hpatch_TFileStreamInput_open(&diffData, diffFileName)) return hpatch_FALSE;
hpatch_BOOL result=getIsBsDiff(&diffData.base,0);
if (!hpatch_TFileStreamInput_close(&diffData)) return hpatch_FALSE;
return result;
}
#endif
#if (_IS_NEED_VCDIFF)
static hpatch_BOOL _getIsVcDiffFile(const char* diffFileName) {
hpatch_TFileStreamInput diffData;
hpatch_TFileStreamInput_init(&diffData);
if (!hpatch_TFileStreamInput_open(&diffData, diffFileName)) return hpatch_FALSE;
hpatch_BOOL result=getIsVcDiff(&diffData.base);
if (!hpatch_TFileStreamInput_close(&diffData)) return hpatch_FALSE;
return result;
}
#endif
#define _try_rt_dec(dec) { if (dec.is_can_open(compressType)) return &dec; }
static hpatch_TDecompress* __find_decompressPlugin(const char* compressType){
#if ((defined(_CompressPlugin_ldef))&&_IS_NEED_decompressor_ldef_replace_zlib)
_try_rt_dec(ldefDecompressPlugin);
#else
# ifdef _CompressPlugin_zlib
_try_rt_dec(zlibDecompressPlugin);
# endif
#endif
#ifdef _CompressPlugin_bz2
_try_rt_dec(bz2DecompressPlugin);
#endif
#ifdef _CompressPlugin_lzma
_try_rt_dec(lzmaDecompressPlugin);
#endif
#ifdef _CompressPlugin_lzma2
_try_rt_dec(lzma2DecompressPlugin);
#endif
#if (defined(_CompressPlugin_lz4) || (defined(_CompressPlugin_lz4hc)))
_try_rt_dec(lz4DecompressPlugin);
#endif
#ifdef _CompressPlugin_zstd
_try_rt_dec(zstdDecompressPlugin);
#endif
#ifdef _CompressPlugin_brotli
_try_rt_dec(brotliDecompressPlugin);
#endif
#ifdef _CompressPlugin_lzham
_try_rt_dec(lzhamDecompressPlugin);
#endif
#ifdef _CompressPlugin_tuz
_try_rt_dec(tuzDecompressPlugin);
#endif
return 0;
}
static hpatch_BOOL findDecompress(hpatch_TDecompress* out_decompressPlugin,const char* compressType){
memset(out_decompressPlugin,0,sizeof(hpatch_TDecompress));
if (strlen(compressType)==0) return hpatch_TRUE;
hpatch_TDecompress* decompressPlugin=__find_decompressPlugin(compressType);
if (decompressPlugin==0) return hpatch_FALSE;
*out_decompressPlugin=*decompressPlugin;
return hpatch_TRUE;
}
#if (_IS_NEED_DIR_DIFF_PATCH)
static inline hpatch_BOOL _trySetChecksum(hpatch_TChecksum** out_checksumPlugin,const char* checksumType,
hpatch_TChecksum* testChecksumPlugin){
assert(0==*out_checksumPlugin);
if (0!=strcmp(checksumType,testChecksumPlugin->checksumType())) return hpatch_FALSE;
*out_checksumPlugin=testChecksumPlugin;
return hpatch_TRUE;
}
#define __setChecksum(_checksumPlugin) \
if (_trySetChecksum(out_checksumPlugin,checksumType,_checksumPlugin)) return hpatch_TRUE;
static hpatch_BOOL findChecksum(hpatch_TChecksum** out_checksumPlugin,const char* checksumType){
*out_checksumPlugin=0;
if (strlen(checksumType)==0) return hpatch_TRUE;
#ifdef _ChecksumPlugin_fadler64
__setChecksum(&fadler64ChecksumPlugin);
#endif
#ifdef _ChecksumPlugin_xxh128
__setChecksum(&xxh128ChecksumPlugin);
#endif
#ifdef _ChecksumPlugin_xxh3
__setChecksum(&xxh3ChecksumPlugin);
#endif
#ifdef _ChecksumPlugin_md5
__setChecksum(&md5ChecksumPlugin);
#endif
#ifdef _ChecksumPlugin_crc32
__setChecksum(&crc32ChecksumPlugin);
#endif
#ifdef _ChecksumPlugin_adler32
__setChecksum(&adler32ChecksumPlugin);
#endif
#ifdef _ChecksumPlugin_adler64
__setChecksum(&adler64ChecksumPlugin);
#endif
#ifdef _ChecksumPlugin_fadler32
__setChecksum(&fadler32ChecksumPlugin);
#endif
#ifdef _ChecksumPlugin_fadler128
__setChecksum(&fadler128ChecksumPlugin);
#endif
#ifdef _ChecksumPlugin_blake3
__setChecksum(&blake3ChecksumPlugin);
#endif
return hpatch_FALSE;
}
static hpatch_BOOL _getOptChecksum(hpatch_TChecksum** out_checksumPlugin,
const char* checksumType,const char* kNoChecksum){
assert(0==*out_checksumPlugin);
if (0==strcmp(checksumType,kNoChecksum))
return hpatch_TRUE;
else
return findChecksum(out_checksumPlugin,checksumType);
}
#endif //_IS_NEED_DIR_DIFF_PATCH
static bool _tryGetCompressSet(const char** isMatchedType,const char* ptype,const char* ptypeEnd,
const char* cmpType,const char* cmpType2=0,
size_t* compressLevel=0,size_t levelMin=0,size_t levelMax=0,size_t levelDefault=0,
size_t* dictSize=0,size_t dictSizeMin=0,size_t dictSizeMax=0,size_t dictSizeDefault=0){
assert (0==(*isMatchedType));
const size_t ctypeLen=strlen(cmpType);
const size_t ctype2Len=(cmpType2!=0)?strlen(cmpType2):0;
if ( ((ctypeLen==(size_t)(ptypeEnd-ptype))&&(0==strncmp(ptype,cmpType,ctypeLen)))
|| ((cmpType2!=0)&&(ctype2Len==(size_t)(ptypeEnd-ptype))&&(0==strncmp(ptype,cmpType2,ctype2Len))) )
*isMatchedType=cmpType; //ok
else
return true;//type mismatch
if ((compressLevel)&&(ptypeEnd[0]=='-')){
const char* plevel=ptypeEnd+1;
const char* plevelEnd=findUntilEnd(plevel,'-');
if (!kmg_to_size(plevel,plevelEnd-plevel,compressLevel)) return false; //error
if (*compressLevel<levelMin) *compressLevel=levelMin;
else if (*compressLevel>levelMax) *compressLevel=levelMax;
if ((dictSize)&&(plevelEnd[0]=='-')){
const char* pdictSize=plevelEnd+1;
const char* pdictSizeEnd=findUntilEnd(pdictSize,'-');
if (!kmg_to_size(pdictSize,pdictSizeEnd-pdictSize,dictSize)) return false; //error
if (*dictSize<dictSizeMin) *dictSize=dictSizeMin;
else if (*dictSize>dictSizeMax) *dictSize=dictSizeMax;
}else{
if (plevelEnd[0]!='\0') return false; //error
if (dictSize) *dictSize=(dictSizeDefault<dictSizeMax)?dictSizeDefault:dictSizeMax;
}
}else{
if (ptypeEnd[0]!='\0') return false; //error
if (compressLevel) *compressLevel=levelDefault;
if (dictSize) *dictSize=dictSizeDefault;
}
return true;
}
#define _options_check(value,errorInfo){ \
if (!(value)) { LOG_ERR("options " errorInfo " ERROR!\n\n"); printHelpInfo(); return HDIFF_OPTIONS_ERROR; } }
#define __getCompressSet(_tryGet_code,_errTag) \
if (isMatchedType==0){ \
_options_check(_tryGet_code,_errTag); \
if (isMatchedType)
static int _checkSetCompress(hdiff_TCompress** out_compressPlugin,
const char* ptype,const char* ptypeEnd){
const char* isMatchedType=0;
size_t compressLevel=0;
#if (defined _CompressPlugin_lzma)||(defined _CompressPlugin_lzma2)||(defined _CompressPlugin_tuz)
size_t dictSize=0;
const size_t defaultDictSize=(1<<20)*8; //8m
#endif
#if (defined _CompressPlugin_zlib)||(defined _CompressPlugin_ldef)||(defined _CompressPlugin_zstd) \
||(defined _CompressPlugin_brotli)||(defined _CompressPlugin_lzham)
size_t dictBits=0;
const size_t defaultDictBits=20+3; //8m
const size_t defaultDictBits_zlib=15; //32k
#endif
#ifdef _CompressPlugin_zlib
__getCompressSet(_tryGetCompressSet(&isMatchedType,ptype,ptypeEnd,"zlib","pzlib",
&compressLevel,1,9,9, &dictBits,9,15,defaultDictBits_zlib),"-c-zlib-?"){
# if (!_IS_USED_MULTITHREAD)
static TCompressPlugin_zlib _zlibCompressPlugin=zlibCompressPlugin;
_zlibCompressPlugin.compress_level=(int)compressLevel;
_zlibCompressPlugin.windowBits=(signed char)(-dictBits);
*out_compressPlugin=&_zlibCompressPlugin.base; }}
# else
static TCompressPlugin_pzlib _pzlibCompressPlugin=pzlibCompressPlugin;
_pzlibCompressPlugin.base.compress_level=(int)compressLevel;
_pzlibCompressPlugin.base.windowBits=(signed char)(-(int)dictBits);
*out_compressPlugin=&_pzlibCompressPlugin.base.base; }}
# endif // _IS_USED_MULTITHREAD
#endif
#ifdef _CompressPlugin_ldef
__getCompressSet(_tryGetCompressSet(&isMatchedType,ptype,ptypeEnd,"ldef","pldef",
&compressLevel,1,12,12, &dictBits,15,15,defaultDictBits_zlib),"-c-ldef-?"){
# if (!_IS_USED_MULTITHREAD)
static TCompressPlugin_ldef _ldefCompressPlugin=ldefCompressPlugin;
_ldefCompressPlugin.compress_level=(int)compressLevel;
*out_compressPlugin=&_ldefCompressPlugin.base; }}
# else
static TCompressPlugin_pldef _pldefCompressPlugin=pldefCompressPlugin;
_pldefCompressPlugin.base.compress_level=(int)compressLevel;
*out_compressPlugin=&_pldefCompressPlugin.base.base; }}
# endif // _IS_USED_MULTITHREAD
#endif
#ifdef _CompressPlugin_bz2
__getCompressSet(_tryGetCompressSet(&isMatchedType,ptype,ptypeEnd,"bzip2","bz2",
&compressLevel,1,9,9),"-c-bzip2-?"){
static TCompressPlugin_bz2 _bz2CompressPlugin=bz2CompressPlugin;
_bz2CompressPlugin.compress_level=(int)compressLevel;
*out_compressPlugin=&_bz2CompressPlugin.base; }}
# if (_IS_USED_MULTITHREAD)
//pbzip2
__getCompressSet(_tryGetCompressSet(&isMatchedType,ptype,ptypeEnd,"pbzip2","pbz2",
&compressLevel,1,9,8),"-c-pbzip2-?"){
static TCompressPlugin_pbz2 _pbz2CompressPlugin=pbz2CompressPlugin;
_pbz2CompressPlugin.base.compress_level=(int)compressLevel;
*out_compressPlugin=&_pbz2CompressPlugin.base.base; }}
# endif // _IS_USED_MULTITHREAD
#endif
#ifdef _CompressPlugin_lzma
__getCompressSet(_tryGetCompressSet(&isMatchedType,ptype,ptypeEnd,"lzma",0,
&compressLevel,0,9,7, &dictSize,1<<12,
(sizeof(size_t)<=4)?(1<<27):((size_t)3<<29),defaultDictSize),"-c-lzma-?"){
static TCompressPlugin_lzma _lzmaCompressPlugin=lzmaCompressPlugin;
_lzmaCompressPlugin.compress_level=(int)compressLevel;
_lzmaCompressPlugin.dict_size=(UInt32)dictSize;
*out_compressPlugin=&_lzmaCompressPlugin.base; }}
#endif
#ifdef _CompressPlugin_lzma2
__getCompressSet(_tryGetCompressSet(&isMatchedType,ptype,ptypeEnd,"lzma2",0,
&compressLevel,0,9,7, &dictSize,1<<12,
(sizeof(size_t)<=4)?(1<<27):((size_t)3<<29),defaultDictSize),"-c-lzma2-?"){
static TCompressPlugin_lzma2 _lzma2CompressPlugin=lzma2CompressPlugin;
_lzma2CompressPlugin.compress_level=(int)compressLevel;
_lzma2CompressPlugin.dict_size=(UInt32)dictSize;
*out_compressPlugin=&_lzma2CompressPlugin.base; }}
#endif
#ifdef _CompressPlugin_lz4
__getCompressSet(_tryGetCompressSet(&isMatchedType,ptype,ptypeEnd,"lz4",0,
&compressLevel,1,50,50),"-c-lz4-?"){
static TCompressPlugin_lz4 _lz4CompressPlugin=lz4CompressPlugin;
_lz4CompressPlugin.compress_level=(int)compressLevel;
*out_compressPlugin=&_lz4CompressPlugin.base; }}
#endif
#ifdef _CompressPlugin_lz4hc
__getCompressSet(_tryGetCompressSet(&isMatchedType,ptype,ptypeEnd,"lz4hc",0,
&compressLevel,3,12,11),"-c-lz4hc-?"){
static TCompressPlugin_lz4hc _lz4hcCompressPlugin=lz4hcCompressPlugin;
_lz4hcCompressPlugin.compress_level=(int)compressLevel;
*out_compressPlugin=&_lz4hcCompressPlugin.base; }}
#endif
#ifdef _CompressPlugin_zstd
__getCompressSet(_tryGetCompressSet(&isMatchedType,ptype,ptypeEnd,"zstd",0,
&compressLevel,0,22,20, &dictBits,10,
_ZSTD_WINDOWLOG_MAX,defaultDictBits),"-c-zstd-?"){
static TCompressPlugin_zstd _zstdCompressPlugin=zstdCompressPlugin;
_zstdCompressPlugin.compress_level=(int)compressLevel;
_zstdCompressPlugin.dict_bits = (int)dictBits;
*out_compressPlugin=&_zstdCompressPlugin.base; }}
#endif
#ifdef _CompressPlugin_brotli
__getCompressSet(_tryGetCompressSet(&isMatchedType,ptype,ptypeEnd,"brotli",0,
&compressLevel,0,11,9, &dictBits,10,
30,defaultDictBits),"-c-brotli-?"){
static TCompressPlugin_brotli _brotliCompressPlugin=brotliCompressPlugin;
_brotliCompressPlugin.compress_level=(int)compressLevel;
_brotliCompressPlugin.dict_bits = (int)dictBits;
*out_compressPlugin=&_brotliCompressPlugin.base; }}
#endif
#ifdef _CompressPlugin_lzham
__getCompressSet(_tryGetCompressSet(&isMatchedType,ptype,ptypeEnd,"lzham",0,
&compressLevel,0,5,4, &dictBits,15,
(sizeof(size_t)<=4)?26:29,defaultDictBits),"-c-lzham-?"){
static TCompressPlugin_lzham _lzhamCompressPlugin=lzhamCompressPlugin;
_lzhamCompressPlugin.compress_level=(int)compressLevel;
_lzhamCompressPlugin.dict_bits = (int)dictBits;
*out_compressPlugin=&_lzhamCompressPlugin.base; }}
#endif
#ifdef _CompressPlugin_tuz
__getCompressSet(_tryGetCompressSet(&isMatchedType,
ptype,ptypeEnd,"tuz","tinyuz",
&dictSize,1,tuz_kMaxOfDictSize,defaultDictSize),"-c-tuz-?"){
static TCompressPlugin_tuz _tuzCompressPlugin=tuzCompressPlugin;
_tuzCompressPlugin.props.dictSize=(tuz_size_t)dictSize;
*out_compressPlugin=&_tuzCompressPlugin.base; }}
#endif
_options_check((*out_compressPlugin!=0),"-c-?");
return HDIFF_SUCCESS;
}
#define _return_check(value,exitCode,errorInfo){ \
if (!(value)) { LOG_ERR(errorInfo " ERROR!\n"); return exitCode; } }
#define _kNULL_VALUE ((hpatch_BOOL)(-1))
#define _kNULL_SIZE (~(size_t)0)
#define _THREAD_NUMBER_NULL _kNULL_SIZE
#define _THREAD_NUMBER_DEFUALT kDefaultCompressThreadNumber
#define _THREAD_NUMBER_MAX (1<<8)
int hdiff_cmd_line(int argc, const char * argv[]){
TDiffSets diffSets;
memset(&diffSets,0,sizeof(diffSets));
#if (_IS_NEED_BSDIFF)
diffSets.isBsDiff = _kNULL_VALUE;
#endif
#if (_IS_NEED_VCDIFF)
diffSets.isVcDiff = _kNULL_VALUE;
#endif
diffSets.isDoDiff =_kNULL_VALUE;
diffSets.isDoPatchCheck=_kNULL_VALUE;
diffSets.isDiffInMem =_kNULL_VALUE;
diffSets.isSingleCompressedDiff =_kNULL_VALUE;
diffSets.isUseBigCacheMatch =_kNULL_VALUE;
diffSets.isCheckNotEqual =_kNULL_VALUE;
diffSets.matchBlockSize=_kNULL_SIZE;
diffSets.threadNum=_THREAD_NUMBER_NULL;
diffSets.threadNumSearch_s=_THREAD_NUMBER_NULL;
hpatch_BOOL isPrintFileInfo=_kNULL_VALUE;
hpatch_BOOL isForceOverwrite=_kNULL_VALUE;
hpatch_BOOL isOutputHelp=_kNULL_VALUE;
hpatch_BOOL isOutputVersion=_kNULL_VALUE;
hpatch_BOOL isOldPathInputEmpty=_kNULL_VALUE;
hdiff_TCompress* compressPlugin=0;
#if (_IS_NEED_DIR_DIFF_PATCH)
hpatch_BOOL isForceRunDirDiff=_kNULL_VALUE;
size_t kMaxOpenFileNumber=_kNULL_SIZE; //only used in dir diff by stream
hpatch_BOOL isSetChecksum=_kNULL_VALUE;
hpatch_TChecksum* checksumPlugin=0;
std::string manifestOut;
std::string manifestOld;
std::string manifestNew;
std::vector<std::string> ignorePathList;
std::vector<std::string> ignoreOldPathList;
std::vector<std::string> ignoreNewPathList;
#endif
std::vector<const char *> arg_values;
if (argc<=1){
printUsage();
return HDIFF_OPTIONS_ERROR;
}
for (int i=1; i<argc; ++i) {
const char* op=argv[i];
_options_check(op!=0,"?");
if (op[0]!='-'){
hpatch_BOOL isEmpty=(strlen(op)==0);
if (isEmpty){
if (isOldPathInputEmpty==_kNULL_VALUE)
isOldPathInputEmpty=hpatch_TRUE;
else
_options_check(!isEmpty,"?"); //error return
}else{
if (isOldPathInputEmpty==_kNULL_VALUE)
isOldPathInputEmpty=hpatch_FALSE;
}
arg_values.push_back(op); //path:file or directory
continue;
}
switch (op[1]) {
case 'm':{ //diff in memory
_options_check((diffSets.isDiffInMem==_kNULL_VALUE)&&((op[2]=='\0')||(op[2]=='-')),"-m");
diffSets.isDiffInMem=hpatch_TRUE;
if (op[2]=='-'){
const char* pnum=op+3;
_options_check(kmg_to_size(pnum,strlen(pnum),&diffSets.matchScore),"-m-?");
_options_check((0<=(int)diffSets.matchScore)&&(diffSets.matchScore==(size_t)(int)diffSets.matchScore),"-m-?");
}else{
diffSets.matchScore=kMinSingleMatchScore_default;
}
} break;
case 's':{
_options_check((diffSets.isDiffInMem==_kNULL_VALUE)&&((op[2]=='\0')||(op[2]=='-')),"-s");
_options_check((diffSets.matchBlockSize==_kNULL_SIZE),"-block must run with -m");
diffSets.isDiffInMem=hpatch_FALSE; //diff by stream
if (op[2]=='-'){
const char* pnum=op+3;
_options_check(kmg_to_size(pnum,strlen(pnum),&diffSets.matchBlockSize),"-s-?");
_options_check((kMatchBlockSize_min<=diffSets.matchBlockSize)
&&(diffSets.matchBlockSize!=_kNULL_SIZE),"-s-?");
}else{
diffSets.matchBlockSize=kMatchBlockSize_default;
}
} break;
case 'S':{
_options_check((diffSets.isSingleCompressedDiff==_kNULL_VALUE)
&&(op[2]=='D')&&((op[3]=='\0')||(op[3]=='-')),"-SD");
diffSets.isSingleCompressedDiff=hpatch_TRUE;
if (op[3]=='-'){
const char* pnum=op+4;
_options_check(kmg_to_size(pnum,strlen(pnum),&diffSets.patchStepMemSize),"-SD-?");
_options_check((diffSets.patchStepMemSize>=hpatch_kStreamCacheSize),"-SD-?");
}else{
diffSets.patchStepMemSize=kDefaultPatchStepMemSize;
}
} break;
#if (_IS_NEED_BSDIFF)
case 'B':{
_options_check((diffSets.isBsDiff==_kNULL_VALUE)
&&(op[2]=='S')&&(op[3]=='D')&&(op[4]=='\0'),"-BSD");
diffSets.isBsDiff=hpatch_TRUE;
} break;
#endif
#if (_IS_NEED_VCDIFF)
# ifdef _CompressPlugin_7zXZ
case 'V':{
_options_check((diffSets.isVcDiff==_kNULL_VALUE)&&(op[2]=='C')&&(op[3]=='D')
&&((op[4]=='\0')||(op[4]=='-')),"-VCD");
_options_check((compressPlugin==0),"-VCD compress support 7zXZ, unsupport -c-*");
if (op[4]=='-'){
size_t compressLevel;
size_t dictSize;
const char* isMatchedType=0;
_options_check(_tryGetCompressSet(&isMatchedType,op+1,op+4,"VCD",0,
&compressLevel,0,9,7, &dictSize,1<<12,
vcdiff_kMaxTargetWindowsSize,(1<<20)*8),"-VCD-?");
_init_CompressPlugin_7zXZ();
static TCompressPlugin_7zXZ xzCompressPlugin=_7zXZCompressPlugin;
xzCompressPlugin.compress_level=(int)compressLevel;
xzCompressPlugin.dict_size=(UInt32)dictSize;
compressPlugin=&xzCompressPlugin.base;
}
diffSets.isVcDiff=hpatch_TRUE;
} break;
# else
case 'V':{
_options_check((diffSets.isVcDiff==_kNULL_VALUE)&&(op[2]=='C')&&(op[3]=='D')
&&(op[4]=='\0'),"-VCD");
_options_check((compressPlugin==0),"-VCD unsupport -c-*");
diffSets.isVcDiff=hpatch_TRUE;
} break;
# endif
#endif
case 'i':{
_options_check((isPrintFileInfo==_kNULL_VALUE)&&(op[2]=='n')&&(op[3]=='f')
&&(op[4]=='o')&&(op[5]=='\0'),"-info");
isPrintFileInfo=hpatch_TRUE;
} break;
case '?':
case 'h':{
_options_check((isOutputHelp==_kNULL_VALUE)&&(op[2]=='\0'),"-h");
isOutputHelp=hpatch_TRUE;
} break;
case 'v':{
_options_check((isOutputVersion==_kNULL_VALUE)&&(op[2]=='\0'),"-v");
isOutputVersion=hpatch_TRUE;
} break;
case 't':{
_options_check((diffSets.isDoDiff==_kNULL_VALUE)&&(diffSets.isDoPatchCheck==_kNULL_VALUE)&&(op[2]=='\0'),"-t -d?");
diffSets.isDoDiff=hpatch_FALSE;
diffSets.isDoPatchCheck=hpatch_TRUE; //only test diffFile
} break;
case 'd':{
_options_check((diffSets.isDoDiff==_kNULL_VALUE)&&(diffSets.isDoPatchCheck==_kNULL_VALUE)&&(op[2]=='\0'),"-t -d?");
diffSets.isDoDiff=hpatch_TRUE; //only diff
diffSets.isDoPatchCheck=hpatch_FALSE;
} break;
case 'f':{
_options_check((isForceOverwrite==_kNULL_VALUE)&&(op[2]=='\0'),"-f");
isForceOverwrite=hpatch_TRUE;
} break;
#if (_IS_USED_MULTITHREAD)
case 'p':{
_options_check((op[2]=='-'),"-p?");
if ((op[3]=='s')){
_options_check((diffSets.threadNumSearch_s==_THREAD_NUMBER_NULL)&&
(op[4]=='e')&&(op[5]=='a')&&(op[6]=='r')&&(op[7]=='c')&&(op[8]=='h')&&(op[9]=='-'),"-p-search?");
const char* pnum=op+10;
_options_check(a_to_size(pnum,strlen(pnum),&diffSets.threadNumSearch_s),"-p-search-?");
}else{
_options_check(diffSets.threadNum==_THREAD_NUMBER_NULL,"-p-?");
const char* pnum=op+3;
_options_check(a_to_size(pnum,strlen(pnum),&diffSets.threadNum),"-p-?");
}
} break;
#endif
case 'b':{
_options_check((diffSets.matchBlockSize==_kNULL_SIZE)&&
(op[2]=='l')&&(op[3]=='o')&&(op[4]=='c')&&(op[5]=='k')&&
((op[6]=='\0')||(op[6]=='-')),"-block?");
if (op[6]=='-'){
const char* pnum=op+7;
_options_check(kmg_to_size(pnum,strlen(pnum),&diffSets.matchBlockSize),"-block-?");
if (diffSets.matchBlockSize!=0)
_options_check((kMatchBlockSize_min<=diffSets.matchBlockSize)
&&(diffSets.matchBlockSize!=_kNULL_SIZE),"-block-?");
}else{
diffSets.matchBlockSize=kDefaultFastMatchBlockSize;
}
} break;
case 'c':{
if (op[2]=='-'){
_options_check((compressPlugin==0),"-c-");