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hdiffz.cpp
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hdiffz.cpp
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//hdiffz.cpp
// diff tool
//
/*
The MIT License (MIT)
Copyright (c) 2012-2019 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 <algorithm> //find search
#include "libHDiffPatch/HDiff/diff.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 "dirDiffPatch/dir_patch/dir_patch.h"
#if (_IS_NEED_DIR_DIFF_PATCH)
#include "dirDiffPatch/dir_diff/dir_diff.h"
#endif
#ifndef _IS_NEED_MAIN
# define _IS_NEED_MAIN 1
#endif
#ifndef _IS_NEED_ORIGINAL
# define _IS_NEED_ORIGINAL 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 // memroy requires less
# define _CompressPlugin_bz2
# define _CompressPlugin_lzma // better compresser
# define _CompressPlugin_lzma2 // muti-thread compresser
#endif
#if (_IS_NEED_ALL_CompressPlugin)
//===== select needs decompress plugins or change to your plugin=====
# define _CompressPlugin_lz4 // faster compresser/decompresser
# define _CompressPlugin_lz4hc // faster decompresser
# define _CompressPlugin_zstd // better compresser / faster decompresser
#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 // ? 36 bit effective
# define _ChecksumPlugin_fadler32 // ~ 32 bit effective
# define _ChecksumPlugin_fadler128// ? 126 bit effective
# define _ChecksumPlugin_md5 // ? 128 bit effective
#endif
#include "checksum_plugin_demo.h"
#endif
static void printUsage(){
printf("diff usage: hdiffz [options] oldPath newPath outDiffFile\n"
"test usage: hdiffz -t oldPath newPath testDiffFile\n"
"resave usage: hdiffz [-c-...] diffFile outDiffFile\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"
"memory 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)bytes of memory;\n"
" matchBlockSize>=4, DEFAULT -s-64, recommended 16,32,48,1k,64k,1m etc...\n"
"special options:\n"
#if (_IS_USED_MULTITHREAD)
" -p-parallelThreadNumber\n"
" if parallelThreadNumber>1 then open multi-thread Parallel mode;\n"
" DEFAULT -p-4; requires more and more memory!\n"
#endif
" -c-compressType[-compressLevel]\n"
" set outDiffFile Compress type & level, DEFAULT uncompress;\n"
" for resave diffFile,recompress diffFile to outDiffFile by new set;\n"
" support compress type & level:\n"
" (re. https://github.com/sisong/lzbench/blob/master/lzbench171_sorted.md )\n"
#ifdef _CompressPlugin_zlib
" -c-zlib[-{1..9}] DEFAULT level 9\n"
# if (_IS_USED_MULTITHREAD)
" -c-pzlib[-{1..9}] DEFAULT level 6\n"
" support run by multi-thread parallel, fast!\n"
" WARNING: code not compatible with it compressed by -c-zlib!\n"
" and code size may be larger than if it compressed by -c-zlib. \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"
" WARNING: code not compatible with it compressed by -c-bzip2!\n"
" and code size may be larger than if 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
" WARNING: 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}] DEFAULT level 20\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
" -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
" -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"
#if (_IS_NEED_ORIGINAL)
" -o DEPRECATED; Original diff, unsupport run with -s -c -C -D;\n"
" compatible with \"diff_demo.cpp\",\n"
" diffFile must patch by \"patch_demo.c\" or \"hpatchz -o ...\"\n"
#endif
" -h or -?\n"
" output Help info (this usage).\n"
" -v output Version info.\n\n"
);
}
typedef enum THDiffResult {
HDIFF_SUCCESS=0,
HDIFF_OPTIONS_ERROR,
HDIFF_OPENREAD_ERROR,
HDIFF_OPENWRITE_ERROR,
HDIFF_FILECLOSE_ERROR,
HDIFF_MEM_ERROR,
HDIFF_DIFF_ERROR,
HDIFF_PATCH_ERROR,
HDIFF_RESAVE_FILEREAD_ERROR,
HDIFF_RESAVE_DIFFINFO_ERROR,
HDIFF_RESAVE_COMPRESSTYPE_ERROR,
HDIFF_RESAVE_ERROR,
HDIFF_RESAVE_CHECKSUMTYPE_ERROR,
HDIFF_PATHTYPE_ERROR, //adding begin v3.0
HDIFF_TEMPPATH_ERROR,
HDIFF_DELETEPATH_ERROR,
HDIFF_RENAMEPATH_ERROR,
DIRDIFF_DIFF_ERROR=101,
DIRDIFF_PATCH_ERROR,
MANIFEST_CREATE_ERROR,
MANIFEST_TEST_ERROR,
} THDiffResult;
int hdiff_cmd_line(int argc,const char * argv[]);
#if (_IS_NEED_DIR_DIFF_PATCH)
int hdiff_dir(const char* oldPath,const char* newPath,const char* outDiffFileName,
hpatch_BOOL oldIsDir, hpatch_BOOL newIsDir,
hpatch_BOOL isDiff,hpatch_BOOL isLoadAll,size_t matchValue,hpatch_BOOL isPatchCheck,
const hdiff_TCompress* compressPlugin,hpatch_TDecompress* decompressPlugin,
hpatch_TChecksum* checksumPlugin,size_t kMaxOpenFileNumber,
const std::vector<std::string>& ignorePathList,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,hpatch_BOOL isDiff,
hpatch_BOOL isLoadAll,size_t matchValue,hpatch_BOOL isPatchCheck,hpatch_BOOL isOriginal,
const hdiff_TCompress* compressPlugin,hpatch_TDecompress* decompressPlugin);
int hdiff_resave(const char* diffFileName,const char* outDiffFileName,
const hdiff_TCompress* compressPlugin);
#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();
return hdiff_cmd_line(argc,(const char**)argv_utf8);
}
# else
int main(int argc,char* argv[]){
return hdiff_cmd_line(argc,(const char**)argv);
}
# endif
#endif
hpatch_inline static const char* findEnd(const char* str,char c){
const char* result=strchr(str,c);
return (result!=0)?result:(str+strlen(str));
}
static void _trySetDecompress(hpatch_TDecompress** out_decompressPlugin,const char* compressType,
hpatch_TDecompress* testDecompressPlugin){
if ((*out_decompressPlugin)!=0) return;
if (testDecompressPlugin->is_can_open(compressType))
*out_decompressPlugin=testDecompressPlugin;
}
static hpatch_BOOL findDecompress(hpatch_TDecompress** out_decompressPlugin,const char* compressType){
*out_decompressPlugin=0;
if (strlen(compressType)==0) return hpatch_TRUE;
#ifdef _CompressPlugin_zlib
_trySetDecompress(out_decompressPlugin,compressType,&zlibDecompressPlugin);
#endif
#ifdef _CompressPlugin_bz2
_trySetDecompress(out_decompressPlugin,compressType,&bz2DecompressPlugin);
#endif
#ifdef _CompressPlugin_lzma
_trySetDecompress(out_decompressPlugin,compressType,&lzmaDecompressPlugin);
#endif
#ifdef _CompressPlugin_lzma2
_trySetDecompress(out_decompressPlugin,compressType,&lzma2DecompressPlugin);
#endif
#if (defined(_CompressPlugin_lz4) || (defined(_CompressPlugin_lz4hc)))
_trySetDecompress(out_decompressPlugin,compressType,&lz4DecompressPlugin);
#endif
#ifdef _CompressPlugin_zstd
_trySetDecompress(out_decompressPlugin,compressType,&zstdDecompressPlugin);
#endif
return 0!=*out_decompressPlugin;
}
#if (_IS_NEED_DIR_DIFF_PATCH)
static void _trySetChecksum(hpatch_TChecksum** out_checksumPlugin,const char* checksumType,
hpatch_TChecksum* testChecksumPlugin){
if ((*out_checksumPlugin)!=0) return;
if (0==strcmp(checksumType,testChecksumPlugin->checksumType()))
*out_checksumPlugin=testChecksumPlugin;
}
static hpatch_BOOL findChecksum(hpatch_TChecksum** out_checksumPlugin,const char* checksumType){
*out_checksumPlugin=0;
if (strlen(checksumType)==0) return hpatch_TRUE;
#ifdef _ChecksumPlugin_crc32
_trySetChecksum(out_checksumPlugin,checksumType,&crc32ChecksumPlugin);
#endif
#ifdef _ChecksumPlugin_adler32
_trySetChecksum(out_checksumPlugin,checksumType,&adler32ChecksumPlugin);
#endif
#ifdef _ChecksumPlugin_adler64
_trySetChecksum(out_checksumPlugin,checksumType,&adler64ChecksumPlugin);
#endif
#ifdef _ChecksumPlugin_fadler32
_trySetChecksum(out_checksumPlugin,checksumType,&fadler32ChecksumPlugin);
#endif
#ifdef _ChecksumPlugin_fadler64
_trySetChecksum(out_checksumPlugin,checksumType,&fadler64ChecksumPlugin);
#endif
#ifdef _ChecksumPlugin_fadler128
_trySetChecksum(out_checksumPlugin,checksumType,&fadler128ChecksumPlugin);
#endif
#ifdef _ChecksumPlugin_md5
_trySetChecksum(out_checksumPlugin,checksumType,&md5ChecksumPlugin);
#endif
return (0!=*out_checksumPlugin);
}
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 if (strlen(checksumType)==0)
return hpatch_FALSE;
else
return findChecksum(out_checksumPlugin,checksumType);
}
static void formatIgnorePathName(std::string& path_utf8){
for (size_t i=0;i<path_utf8.size();++i) {
char c=path_utf8[i];
if ((c=='\\')||(c=='/'))
path_utf8[i]=kPatch_dirSeparator;
#ifdef _WIN32
else if (isascii(c))
path_utf8[i]=(char)tolower(c);
#endif
}
}
#ifdef _WIN32
static const char kIgnoreMagicChar = '?';
#else
static const char kIgnoreMagicChar = ':';
#endif
static void _formatIgnorePathSet(std::string& path_utf8){
formatIgnorePathName(path_utf8);
size_t insert=0;
size_t i=0;
while (i<path_utf8.size()) {
char c=path_utf8[i];
if (c=='*'){
if ((i+1<path_utf8.size())&&(path_utf8[i+1]==':')){ // *: as *
path_utf8[insert++]=c; i+=2; //skip *:
}else{
path_utf8[insert++]=kIgnoreMagicChar; ++i; //skip *
}
}else{
path_utf8[insert++]=c; ++i; //skip c
}
}
path_utf8.resize(insert);
}
static hpatch_BOOL _getIgnorePathSetList(std::vector<std::string>& out_pathList,const char* plist){
std::string cur;
while (true) {
char c=*plist;
if ((c=='#')&&(plist[1]==':')){ // #: as #
cur.push_back(c); plist+=2; //skip #:
}else if ((c=='*')&&(plist[1]==':')){ // *: as *:
cur.push_back(c); cur.push_back(':'); plist+=2; //skip *:
}else if ((c=='\0')||((c=='#')&&(plist[1]!=':'))){
if (cur.empty()) return hpatch_FALSE;// can't empty
if (std::string::npos!=cur.find("**")) return hpatch_FALSE;// can't **
_formatIgnorePathSet(cur);
out_pathList.push_back(cur);
if (c=='\0') return hpatch_TRUE;
cur.clear(); ++plist; //skip #
}else if (c==kIgnoreMagicChar){
return hpatch_FALSE; //error path char
}else{
cur.push_back(c); ++plist; //skip c
}
}
}
#endif //_IS_NEED_DIR_DIFF_PATCH
static bool _tryGetCompressSet(hpatch_TDecompress** out_decompressPlugin,hpatch_TDecompress* testDecompressPlugin,
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){
if ((*out_decompressPlugin)!=0) return true;
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))) )
*out_decompressPlugin=testDecompressPlugin; //ok
else
return true;//type mismatch
if ((compressLevel)&&(ptypeEnd[0]=='-')){
const char* plevel=ptypeEnd+1;
const char* plevelEnd=findEnd(plevel,'-');
if (!a_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=findEnd(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;
}
}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)) { fprintf(stderr,"options " errorInfo " ERROR!\n\n"); printUsage(); return HDIFF_OPTIONS_ERROR; } }
static int _checkSetCompress(hdiff_TCompress** out_compressPlugin,
hpatch_TDecompress** out_decompressPlugin,
const char* ptype,const char* ptypeEnd){
size_t compressLevel=0;
#if (defined _CompressPlugin_lzma)||(defined _CompressPlugin_lzma2)
size_t dictSize=0;
#endif
#ifdef _CompressPlugin_zlib
_options_check(_tryGetCompressSet(out_decompressPlugin,&zlibDecompressPlugin,
ptype,ptypeEnd,"zlib",0,&compressLevel,1,9,9),"-c-zlib-?");
if (*out_decompressPlugin==&zlibDecompressPlugin){
static TCompressPlugin_zlib _zlibCompressPlugin=zlibCompressPlugin;
_zlibCompressPlugin.compress_level=(int)compressLevel;
*out_compressPlugin=&_zlibCompressPlugin.base; }
# if (_IS_USED_MULTITHREAD)
//pzlib
if (*out_decompressPlugin==0){
_options_check(_tryGetCompressSet(out_decompressPlugin,&zlibDecompressPlugin,
ptype,ptypeEnd,"pzlib",0,&compressLevel,1,9,6),"-c-pzlib-?");
if (*out_decompressPlugin==&zlibDecompressPlugin) {
static TCompressPlugin_pzlib _pzlibCompressPlugin=pzlibCompressPlugin;
_pzlibCompressPlugin.base.compress_level=(int)compressLevel;
*out_compressPlugin=&_pzlibCompressPlugin.base.base;
}
}
# endif // _IS_USED_MULTITHREAD
#endif
#ifdef _CompressPlugin_bz2
_options_check(_tryGetCompressSet(out_decompressPlugin,&bz2DecompressPlugin,
ptype,ptypeEnd,"bzip2","bz2",&compressLevel,1,9,9),"-c-bzip2-?");
if (*out_decompressPlugin==&bz2DecompressPlugin) {
static TCompressPlugin_bz2 _bz2CompressPlugin=bz2CompressPlugin;
_bz2CompressPlugin.compress_level=(int)compressLevel;
*out_compressPlugin=&_bz2CompressPlugin.base; }
# if (_IS_USED_MULTITHREAD)
//pbzip2
if (*out_decompressPlugin==0){
_options_check(_tryGetCompressSet(out_decompressPlugin,&bz2DecompressPlugin,
ptype,ptypeEnd,"pbzip2","pbz2",&compressLevel,1,9,8),"-c-pbzip2-?");
if (*out_decompressPlugin==&bz2DecompressPlugin) {
static TCompressPlugin_pbz2 _pbz2CompressPlugin=pbz2CompressPlugin;
_pbz2CompressPlugin.base.compress_level=(int)compressLevel;
*out_compressPlugin=&_pbz2CompressPlugin.base.base;
}
}
# endif // _IS_USED_MULTITHREAD
#endif
#ifdef _CompressPlugin_lzma
_options_check(_tryGetCompressSet(out_decompressPlugin,&lzmaDecompressPlugin,
ptype,ptypeEnd,"lzma",0,&compressLevel,0,9,7, &dictSize,1<<12,
(sizeof(size_t)<=4)?(1<<27):((size_t)3<<29),1<<23),"-c-lzma-?");
if (*out_decompressPlugin==&lzmaDecompressPlugin) {
static TCompressPlugin_lzma _lzmaCompressPlugin=lzmaCompressPlugin;
_lzmaCompressPlugin.compress_level=(int)compressLevel;
_lzmaCompressPlugin.dict_size=(int)dictSize;
*out_compressPlugin=&_lzmaCompressPlugin.base; }
#endif
#ifdef _CompressPlugin_lzma2
_options_check(_tryGetCompressSet(out_decompressPlugin,&lzma2DecompressPlugin,
ptype,ptypeEnd,"lzma2",0,&compressLevel,0,9,7, &dictSize,1<<12,
(sizeof(size_t)<=4)?(1<<27):((size_t)3<<29),1<<23),"-c-lzma2-?");
if (*out_decompressPlugin==&lzma2DecompressPlugin) {
static TCompressPlugin_lzma2 _lzma2CompressPlugin=lzma2CompressPlugin;
_lzma2CompressPlugin.compress_level=(int)compressLevel;
_lzma2CompressPlugin.dict_size=(int)dictSize;
*out_compressPlugin=&_lzma2CompressPlugin.base; }
#endif
#ifdef _CompressPlugin_lz4
_options_check(_tryGetCompressSet(out_decompressPlugin,&lz4DecompressPlugin,
ptype,ptypeEnd,"lz4",0,&compressLevel,1,50,50),"-c-lz4-?");
if (*out_decompressPlugin==&lz4DecompressPlugin) {
static TCompressPlugin_lz4 _lz4CompressPlugin=lz4CompressPlugin;
_lz4CompressPlugin.compress_level=(int)compressLevel;
*out_compressPlugin=&_lz4CompressPlugin.base; }
#endif
#ifdef _CompressPlugin_lz4hc
if (*out_decompressPlugin==0){
_options_check(_tryGetCompressSet(out_decompressPlugin,&lz4DecompressPlugin,
ptype,ptypeEnd,"lz4hc",0,&compressLevel,3,12,11),"-c-lz4hc-?");
if (*out_decompressPlugin==&lz4DecompressPlugin) {
static TCompressPlugin_lz4hc _lz4hcCompressPlugin=lz4hcCompressPlugin;
_lz4hcCompressPlugin.compress_level=(int)compressLevel;
*out_compressPlugin=&_lz4hcCompressPlugin.base; }
}
#endif
#ifdef _CompressPlugin_zstd
_options_check(_tryGetCompressSet(out_decompressPlugin,&zstdDecompressPlugin,
ptype,ptypeEnd,"zstd",0,&compressLevel,0,22,20),"-c-zstd-?");
if (*out_decompressPlugin==&zstdDecompressPlugin) {
static TCompressPlugin_zstd _zstdCompressPlugin=zstdCompressPlugin;
_zstdCompressPlugin.compress_level=(int)compressLevel;
*out_compressPlugin=&_zstdCompressPlugin.base; }
#endif
_options_check((*out_compressPlugin!=0)&&(*out_decompressPlugin!=0),"-c-?");
return HDIFF_SUCCESS;
}
#define _return_check(value,exitCode,errorInfo){ \
if (!(value)) { fprintf(stderr,errorInfo " ERROR!\n"); return exitCode; } }
#define _kNULL_VALUE ((hpatch_BOOL)(-1))
#define _kNULL_SIZE (~(size_t)0)
#define _THREAD_NUMBER_NULL 0
#define _THREAD_NUMBER_MIN 1
#define _THREAD_NUMBER_DEFUALT kDefualtCompressThreadNumber
#define _THREAD_NUMBER_MAX (1<<8)
int hdiff_cmd_line(int argc, const char * argv[]){
hpatch_BOOL isOriginal=_kNULL_VALUE;
hpatch_BOOL isLoadAll=_kNULL_VALUE;
hpatch_BOOL isPatchCheck=_kNULL_VALUE;
hpatch_BOOL isDiff=_kNULL_VALUE;
hpatch_BOOL isForceOverwrite=_kNULL_VALUE;
hpatch_BOOL isOutputHelp=_kNULL_VALUE;
hpatch_BOOL isOutputVersion=_kNULL_VALUE;
hpatch_BOOL isOldPathInputEmpty=_kNULL_VALUE;
size_t matchValue=0;
size_t threadNum = _THREAD_NUMBER_NULL;
hdiff_TCompress* compressPlugin=0;
hpatch_TDecompress* decompressPlugin=0;
#if (_IS_NEED_DIR_DIFF_PATCH)
hpatch_BOOL isForceRunDirDiff=_kNULL_VALUE;
size_t kMaxOpenFileNumber=_kNULL_SIZE; //only used in stream dir diff
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;
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]) {
#if (_IS_NEED_ORIGINAL)
case 'o':{
_options_check((isOriginal==_kNULL_VALUE)&&(op[2]=='\0'),"-o");
isOriginal=hpatch_TRUE;
} break;
#endif
case 'm':{
_options_check((isLoadAll==_kNULL_VALUE)&&((op[2]=='-')||(op[2]=='\0')),"-m");
isLoadAll=hpatch_TRUE;
if (op[2]=='-'){
const char* pnum=op+3;
_options_check(kmg_to_size(pnum,strlen(pnum),&matchValue),"-m-?");
_options_check((0<=(int)matchValue)&&(matchValue==(size_t)(int)matchValue),"-m-?");
}else{
matchValue=kMinSingleMatchScore_default;
}
} break;
case 's':{
isLoadAll=hpatch_FALSE; //stream
if (op[2]=='-'){
const char* pnum=op+3;
_options_check(kmg_to_size(pnum,strlen(pnum),&matchValue),"-s-?");
}else{
matchValue=kMatchBlockSize_default;
}
} 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((isPatchCheck==_kNULL_VALUE)&&(op[2]=='\0'),"-t");
isPatchCheck=hpatch_TRUE; //test diffFile
} break;
case 'f':{
_options_check((isForceOverwrite==_kNULL_VALUE)&&(op[2]=='\0'),"-f");
isForceOverwrite=hpatch_TRUE;
} break;
case 'd':{
_options_check((isDiff==_kNULL_VALUE)&&(op[2]=='\0'),"-d");
isDiff=hpatch_TRUE; //diff only
} break;
#if (_IS_USED_MULTITHREAD)
case 'p':{
_options_check((threadNum==_THREAD_NUMBER_NULL)&&((op[2]=='-')),"-p-?");
const char* pnum=op+3;
_options_check(a_to_size(pnum,strlen(pnum),&threadNum),"-p-?");
_options_check(threadNum>=_THREAD_NUMBER_MIN,"-p-?");
} break;
#endif
case 'c':{
_options_check((compressPlugin==0)&&(op[2]=='-'),"-c");
const char* ptype=op+3;
const char* ptypeEnd=findEnd(ptype,'-');
int result=_checkSetCompress(&compressPlugin,&decompressPlugin,ptype,ptypeEnd);
if (HDIFF_SUCCESS!=result)
return result;
} break;
#if (_IS_NEED_DIR_DIFF_PATCH)
case 'C':{
_options_check((isSetChecksum==_kNULL_VALUE)&&(checksumPlugin==0)&&(op[2]=='-'),"-C");
const char* ptype=op+3;
isSetChecksum=hpatch_TRUE;
_options_check(_getOptChecksum(&checksumPlugin,ptype,"no"),"-C-?");
} break;
case 'n':{
_options_check((kMaxOpenFileNumber==_kNULL_SIZE)&&(op[2]=='-'),"-n-?")
const char* pnum=op+3;
_options_check(kmg_to_size(pnum,strlen(pnum),&kMaxOpenFileNumber),"-n-?");
} break;
case 'g':{
if (op[2]=='#'){ //-g#
const char* plist=op+3;
_options_check(_getIgnorePathSetList(ignorePathList,plist),"-g#?");
}else if (op[2]=='-'){
const char* plist=op+7;
if ((op[3]=='o')&&(op[4]=='l')&&(op[5]=='d')&&(op[6]=='#')){
_options_check(_getIgnorePathSetList(ignoreOldPathList,plist),"-g-old#?");
}else if ((op[3]=='n')&&(op[4]=='e')&&(op[5]=='w')&&(op[6]=='#')){
_options_check(_getIgnorePathSetList(ignoreNewPathList,plist),"-g-new#?");
}else{
_options_check(hpatch_FALSE,"-g-?");
}
}else{
_options_check(hpatch_FALSE,"-g?");
}
} break;
case 'M':{
if (op[2]=='#'){ //-M#
const char* plist=op+3;
_options_check(manifestOut.empty()&&manifestOld.empty()&&manifestNew.empty(),"-M#");
manifestOut=plist;
}else if (op[2]=='-'){
const char* plist=op+7;
if ((op[3]=='o')&&(op[4]=='l')&&(op[5]=='d')&&(op[6]=='#')){
_options_check(manifestOut.empty()&&manifestOld.empty(),"-M-old#");
manifestOld=plist;
}else if ((op[3]=='n')&&(op[4]=='e')&&(op[5]=='w')&&(op[6]=='#')){
_options_check(manifestOut.empty()&&manifestNew.empty(),"-M-new#");
manifestNew=plist;
}else{
_options_check(hpatch_FALSE,"-M-?");
}
}else{
_options_check(hpatch_FALSE,"-M?");
}
} break;
case 'D':{
_options_check((isForceRunDirDiff==_kNULL_VALUE)&&(op[2]=='\0'),"-D");
isForceRunDirDiff=hpatch_TRUE; //force run DirDiff
} break;
#endif
default: {
_options_check(hpatch_FALSE,"-?");
} break;
}//swich
}
if (isOutputHelp==_kNULL_VALUE)
isOutputHelp=hpatch_FALSE;
if (isOutputVersion==_kNULL_VALUE)
isOutputVersion=hpatch_FALSE;
if (isForceOverwrite==_kNULL_VALUE)
isForceOverwrite=hpatch_FALSE;
if (isOutputHelp||isOutputVersion){
printf("HDiffPatch::hdiffz v" HDIFFPATCH_VERSION_STRING "\n\n");
if (isOutputHelp)
printUsage();
if (arg_values.empty())
return 0; //ok
}
#if (_IS_NEED_DIR_DIFF_PATCH)
if (kMaxOpenFileNumber==_kNULL_SIZE)
kMaxOpenFileNumber=kMaxOpenFileNumber_default_diff;
if (kMaxOpenFileNumber<kMaxOpenFileNumber_default_min)
kMaxOpenFileNumber=kMaxOpenFileNumber_default_min;
#endif
if (threadNum==_THREAD_NUMBER_NULL)
threadNum=_THREAD_NUMBER_DEFUALT;
else if (threadNum>_THREAD_NUMBER_MAX)
threadNum=_THREAD_NUMBER_MAX;
if (compressPlugin!=0){
compressPlugin->setParallelThreadNumber(compressPlugin,(int)threadNum);
}
if (isOldPathInputEmpty==_kNULL_VALUE)
isOldPathInputEmpty=hpatch_FALSE;
_options_check((arg_values.size()==1)||(arg_values.size()==2)||(arg_values.size()==3),"input count");
if (arg_values.size()==3){ //diff
if (isOriginal==_kNULL_VALUE)
isOriginal=hpatch_FALSE;
if (isOriginal){
_options_check((isLoadAll!=hpatch_FALSE)&&(compressPlugin==0),
"-o unsupport run with -s or -c");
}
if (isLoadAll==_kNULL_VALUE){
isLoadAll=hpatch_TRUE;
matchValue=kMinSingleMatchScore_default;
}
if ((isDiff==hpatch_TRUE)&&(isPatchCheck==_kNULL_VALUE))
isPatchCheck=hpatch_FALSE;
if ((isDiff==_kNULL_VALUE)&&(isPatchCheck==hpatch_TRUE))
isDiff=hpatch_FALSE;
if (isDiff==_kNULL_VALUE)
isDiff=hpatch_TRUE;
if (isPatchCheck==_kNULL_VALUE){
#if (defined(_IS_NEED_PATCH_CHECK) && (_IS_NEED_PATCH_CHECK==0))
isPatchCheck=hpatch_FALSE;
#else
isPatchCheck=hpatch_TRUE;
#endif
}
assert(isPatchCheck||isDiff);
#if (_IS_NEED_DIR_DIFF_PATCH)
if (isForceRunDirDiff==_kNULL_VALUE)
isForceRunDirDiff=hpatch_FALSE;
if (isSetChecksum==_kNULL_VALUE)
isSetChecksum=hpatch_FALSE;
if ((!manifestOld.empty())||(!manifestNew.empty())){
isForceRunDirDiff=hpatch_TRUE;
_options_check(manifestOut.empty()&&(!manifestNew.empty()),"-M?");
if (isOldPathInputEmpty){
_options_check(manifestOld.empty(),"-M?");
}else{
_options_check(!manifestOld.empty(),"-M?");
}
_options_check(ignorePathList.empty()&&ignoreOldPathList.empty()
&&ignoreNewPathList.empty(),"-M can't run with -g");
}
#endif
const char* oldPath =arg_values[0];
const char* newPath =arg_values[1];
const char* outDiffFileName=arg_values[2];
_return_check(!hpatch_getIsSamePath(oldPath,outDiffFileName),
HDIFF_PATHTYPE_ERROR,"oldPath outDiffFile same path");
_return_check(!hpatch_getIsSamePath(newPath,outDiffFileName),
HDIFF_PATHTYPE_ERROR,"newPath outDiffFile same path");
if (!isForceOverwrite){
hpatch_TPathType outDiffFileType;
_return_check(hpatch_getPathStat(outDiffFileName,&outDiffFileType,0),
HDIFF_PATHTYPE_ERROR,"get outDiffFile type");
_return_check((outDiffFileType==kPathType_notExist)||(!isDiff),
HDIFF_PATHTYPE_ERROR,"diff outDiffFile already exists, not overwrite");
}
hpatch_TPathType oldType;
hpatch_TPathType newType;
if (isOldPathInputEmpty){
oldType=kPathType_file; //as empty file
isLoadAll=hpatch_FALSE; //not need -m, set as -s
matchValue=hpatch_kStreamCacheSize; //not used
}else{
_return_check(hpatch_getPathStat(oldPath,&oldType,0),HDIFF_PATHTYPE_ERROR,"get oldPath type");
_return_check((oldType!=kPathType_notExist),HDIFF_PATHTYPE_ERROR,"oldPath not exist");
}
_return_check(hpatch_getPathStat(newPath,&newType,0),HDIFF_PATHTYPE_ERROR,"get newPath type");
_return_check((newType!=kPathType_notExist),HDIFF_PATHTYPE_ERROR,"newPath not exist");
#if (_IS_NEED_DIR_DIFF_PATCH)
hpatch_BOOL isUseDirDiff=isForceRunDirDiff||(kPathType_dir==oldType)||(kPathType_dir==newType);
if (isUseDirDiff){
#ifdef _ChecksumPlugin_fadler64
if (isSetChecksum==hpatch_FALSE){
checksumPlugin=&fadler64ChecksumPlugin; //DEFAULT
isSetChecksum=hpatch_TRUE;
}
#else
# ifdef _ChecksumPlugin_crc32
if (isSetChecksum==hpatch_FALSE){
checksumPlugin=&crc32ChecksumPlugin; //DEFAULT
isSetChecksum=hpatch_TRUE;
}
# endif
#endif
_options_check(!isOriginal,"-o unsupport dir diff");
}else
{
_options_check(checksumPlugin==0,"-C now only support dir diff, unsupport diff");
}
#endif //_IS_NEED_DIR_DIFF_PATCH
#if (_IS_NEED_DIR_DIFF_PATCH)
if (isUseDirDiff){
return hdiff_dir(oldPath,newPath,outDiffFileName, (kPathType_dir==oldType),
(kPathType_dir==newType), isDiff,isLoadAll,matchValue,isPatchCheck,
compressPlugin,decompressPlugin,checksumPlugin,kMaxOpenFileNumber,
ignorePathList,ignoreOldPathList,ignoreNewPathList,
manifestOld,manifestNew);
}else
#endif
{
return hdiff(oldPath,newPath,outDiffFileName,isDiff,isLoadAll,matchValue,isPatchCheck,isOriginal,
compressPlugin,decompressPlugin);
}
#if (_IS_NEED_DIR_DIFF_PATCH)
}else if (!manifestOut.empty()){ //() //create manifest
_options_check(arg_values.size()==1,"create manifest file used one inputPath");
_options_check(ignoreOldPathList.empty(),"-g-old unsupport run with create manifest file mode");
_options_check(ignoreNewPathList.empty(),"-g-new unsupport run with create manifest file mode");
if (isSetChecksum==_kNULL_VALUE)
isSetChecksum=hpatch_FALSE;
#ifdef _ChecksumPlugin_fadler64
if (isSetChecksum==hpatch_FALSE){
checksumPlugin=&fadler64ChecksumPlugin; //DEFAULT
isSetChecksum=hpatch_TRUE;
}
#else
# ifdef _ChecksumPlugin_crc32
if (isSetChecksum==hpatch_FALSE){
checksumPlugin=&crc32ChecksumPlugin; //DEFAULT
isSetChecksum=hpatch_TRUE;
}
# endif
#endif
if (checksumPlugin==0) { printf("WARNING: create manifest file not set chercksum!\n\n"); }
const char* inputPath =arg_values[0];
if (!isForceOverwrite){
hpatch_TPathType outFileType;
_return_check(hpatch_getPathStat(manifestOut.c_str(),&outFileType,0),
HDIFF_PATHTYPE_ERROR,"get outManifestFile type");
_return_check(outFileType==kPathType_notExist,
HDIFF_PATHTYPE_ERROR,"create outManifestFile already exists, not overwrite");
}
return create_manifest(inputPath,manifestOut.c_str(),checksumPlugin,ignorePathList);
#endif
}else{// (arg_values.size()==2) //resave
_options_check(!isOldPathInputEmpty,"can't resave, must input a diffFile");
_options_check((isOriginal==_kNULL_VALUE),"-o unsupport run with resave mode");
_options_check((isLoadAll==_kNULL_VALUE),"-m or -s unsupport run with resave mode");
_options_check((isDiff==_kNULL_VALUE),"-d unsupport run with resave mode");
_options_check((isPatchCheck==_kNULL_VALUE),"-t unsupport run with resave mode");
#if (_IS_NEED_DIR_DIFF_PATCH)
_options_check((isForceRunDirDiff==_kNULL_VALUE),"-D unsupport run with resave mode");
_options_check((checksumPlugin==0),"-C unsupport run with resave mode");
#endif
const char* diffFileName =arg_values[0];
const char* outDiffFileName=arg_values[1];
hpatch_BOOL isDiffFile=getIsCompressedDiffFile(diffFileName);
#if (_IS_NEED_DIR_DIFF_PATCH)
isDiffFile=isDiffFile || getIsDirDiffFile(diffFileName);
#endif
_return_check(isDiffFile,HDIFF_RESAVE_DIFFINFO_ERROR,"can't resave, input file is not diffFile");
if (!isForceOverwrite){
hpatch_TPathType outDiffFileType;
_return_check(hpatch_getPathStat(outDiffFileName,&outDiffFileType,0),
HDIFF_PATHTYPE_ERROR,"get outDiffFile type");
_return_check(outDiffFileType==kPathType_notExist,
HDIFF_PATHTYPE_ERROR,"resave outDiffFile already exists, not overwrite");
}
hpatch_BOOL isSamePath=hpatch_getIsSamePath(diffFileName,outDiffFileName);
if (isSamePath)
_return_check(isForceOverwrite,HDIFF_PATHTYPE_ERROR,"diffFile outDiffFile same name");
if (!isSamePath){
return hdiff_resave(diffFileName,outDiffFileName,compressPlugin);
}else{
// 1. resave to newDiffTempName
// 2. if resave ok then { delelte oldDiffFile; rename newDiffTempName to oldDiffName; }
// if resave error then { delelte newDiffTempName; }
char newDiffTempName[hpatch_kPathMaxSize];
_return_check(hpatch_getTempPathName(outDiffFileName,newDiffTempName,newDiffTempName+hpatch_kPathMaxSize),
HDIFF_TEMPPATH_ERROR,"getTempPathName(diffFile)");
printf("NOTE: out_diff temp file will be rename to in_diff name after resave!\n");
int result=hdiff_resave(diffFileName,newDiffTempName,compressPlugin);
if (result==0){//resave ok
_return_check(hpatch_removeFile(diffFileName),
HDIFF_DELETEPATH_ERROR,"removeFile(diffFile)");