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hpatch_by_stream() ok

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This commit is contained in:
sisong
2021-04-05 10:55:42 +08:00
parent 8678a748fd
commit e6a8855502
1 changed files with 87 additions and 14 deletions
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101
android/jni/hpatch.c
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@@ -4,18 +4,31 @@
#include "HDiffPatch/libHDiffPatch/HPatch/patch.h"
#include "HDiffPatch/file_for_patch.h"
//#define _CompressPlugin_zlib
//#define _CompressPlugin_bz2
//#define _CompressPlugin_lzma
#define _CompressPlugin_lzma2
#include "HDiffPatch/decompress_plugin_demo.h"
#define kMaxLoadMemOldSize ((1<<20)*8)
enum {
kHPatch_ok = 0,
kHPatch_error_info =-1,
kHPatch_error_old_fopen =-2,
kHPatch_error_old_fread =-3,
kHPatch_error_old_fclose =-4,
kHPatch_error_pat_fopen =-5,
kHPatch_error_pat_fread =-6,
kHPatch_error_pat_fclose =-7,
kHPatch_error_new_fopen =-8,
kHPatch_error_new_fwrite =-9,
kHPatch_error_new_fclose =-10,
kHPatch_error_malloc =-1,
kHPatch_error_info =-2,
kHPatch_error_compressType =-3,
kHPatch_error_patch =-4,
kHPatch_error_old_fopen =-5,
kHPatch_error_old_fread =-6,
kHPatch_error_old_fclose =-7,
kHPatch_error_pat_fopen =-8,
kHPatch_error_pat_fread =-9,
kHPatch_error_pat_fclose =-10,
kHPatch_error_new_fopen =-11,
kHPatch_error_new_fwrite =-12,
kHPatch_error_new_fclose =-13,
kHPatch_error_old_size =-14,
kHPatch_error_new_size =-15,
};
#define _check(v,errorType) do{ \
@@ -30,11 +43,71 @@ int hpatch_getInfo_by_mem(struct hpatch_singleCompressedDiffInfo* out_patinfo,
return kHPatch_ok; //ok
}
static int hpatch_by_stream(const hpatch_TStreamInput* old,hpatch_BOOL isLoadOldToMem,const hpatch_TStreamInput* pat,
static hpatch_TDecompress* getDecompressPlugin(const char* compressType){
#ifdef _CompressPlugin_zlib
if (zlibDecompressPlugin.is_can_open(compressType))
return &zlibDecompressPlugin;
#endif
#ifdef _CompressPlugin_bz2
if (bz2DecompressPlugin.is_can_open(compressType))
return &bz2DecompressPlugin;
#endif
#ifdef _CompressPlugin_lzma
if (lzmaDecompressPlugin.is_can_open(compressType))
return &lzmaDecompressPlugin;
#endif
#ifdef _CompressPlugin_lzma2
if (lzma2DecompressPlugin.is_can_open(compressType))
return &lzma2DecompressPlugin;
#endif
return 0;
}
static int hpatch_by_stream(const hpatch_TStreamInput* old,hpatch_BOOL isLoadOldAllToMem,const hpatch_TStreamInput* pat,
hpatch_TStreamOutput* out_new,const hpatch_singleCompressedDiffInfo* patInfo){
//todo:
return -1;
int result=kHPatch_ok;
int _isInClear=hpatch_FALSE;
hpatch_TDecompress* decompressPlugin=0;
uint8_t* temp_cache=0;
size_t temp_cache_size;
hpatch_singleCompressedDiffInfo _patinfo;
hpatch_TStreamInput _old;
{// info
if (!patInfo){
_check(getSingleCompressedDiffInfo(&_patinfo,pat,0),kHPatch_error_info);
patInfo=&_patinfo;
}
_check(old->streamSize==patInfo->oldDataSize,kHPatch_error_old_size);
_check(out_new->streamSize>=patInfo->newDataSize,kHPatch_error_new_size);
out_new->streamSize=patInfo->newDataSize;
if (strlen(patInfo->compressType)>0){
decompressPlugin=getDecompressPlugin(patInfo->compressType);
_check(decompressPlugin,kHPatch_error_compressType);
}
}
{// mem
size_t mem_size;
size_t oldSize=(size_t)old->streamSize;
isLoadOldAllToMem=isLoadOldAllToMem&&(old->streamSize<=kMaxLoadMemOldSize);
temp_cache_size=patInfo->stepMemSize+hpatch_kFileIOBufBetterSize*3;
mem_size=temp_cache_size+(isLoadOldAllToMem?oldSize:0);
temp_cache=malloc(mem_size);
_check(temp_cache,kHPatch_error_malloc);
if (isLoadOldAllToMem){//load old to mem
uint8_t* oldMem=temp_cache+temp_cache_size;
_check(old->read(old,0,oldMem,oldMem+oldSize),kHPatch_error_old_fread);
mem_as_hStreamInput(&_old,oldMem,oldMem+oldSize);
old=&_old;
}
}
_check(patch_single_compressed_diff(&out_new,old,pat,patInfo->diffDataPos,
patInfo->uncompressedSize,decompressPlugin,patInfo->coverCount,
patInfo->stepMemSize,temp_cache,temp_cache+temp_cache_size),kHPatch_error_patch);
_clear:
_isInClear=hpatch_TRUE;
if (temp_cache){ free(temp_cache); temp_cache=0; }
return result;
}
int hpatch_by_mem(const uint8_t* old,size_t oldsize,uint8_t* newBuf,size_t newsize,