49 lines
2.2 KiB
C
49 lines
2.2 KiB
C
//patch_lite.h
|
|
//
|
|
/*
|
|
The MIT License (MIT)
|
|
Copyright (c) 2020-2022 HouSisong All Rights Reserved.
|
|
*/
|
|
|
|
#ifndef _hpatch_lite_h
|
|
#define _hpatch_lite_h
|
|
#include "hpatch_lite_types.h"
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
//-----------------------------------------------------------------------------------------------------------------
|
|
// hpatch_lite by stream: hpatch_lite_open()+hpatch_lite_patch() compiled by Mbed Studio is 662 bytes
|
|
// hdiffpatch v4.2.3, other patcher compiled by Mbed Studio:
|
|
// patch_single_stream() 2356 bytes (hpatch_StreamPos_t=hpatch_uint32_t)
|
|
// patch_decompress_with_cache() 2846 bytes (_IS_NEED_CACHE_OLD_BY_COVERS=0,hpatch_StreamPos_t=hpatch_uint32_t)
|
|
|
|
//diff_data must created by create_lite_diff()
|
|
|
|
typedef struct hpatchi_listener_t{
|
|
hpi_TInputStreamHandle diff_data;
|
|
hpi_TInputStream_read read_diff;
|
|
//must read data_size data to out_data, from read_from_pos of stream; if read error return hpi_FALSE;
|
|
hpi_BOOL (*read_old)(struct hpatchi_listener_t* listener,hpi_pos_t read_from_pos,hpi_byte* out_data,hpi_size_t data_size);
|
|
//must write data_size data to sequence stream; if write error return hpi_FALSE;
|
|
hpi_BOOL (*write_new)(struct hpatchi_listener_t* listener,const hpi_byte* data,hpi_size_t data_size);
|
|
} hpatchi_listener_t;
|
|
|
|
//hpatch_lite open
|
|
// read lite headinfo from diff_data
|
|
// if diff_data uncompress(*out_compress_type==hpi_compressType_no), *out_uncompressSize==0;
|
|
// if (*out_compress_type!=hpi_compressType_no), you need open compressed data by decompresser
|
|
// (see https://github.com/sisong/HPatchLite/decompresser_demo.h & https://github.com/sisong/HPatchLite/hpatchi.c)
|
|
hpi_BOOL hpatch_lite_open(hpi_TInputStreamHandle diff_data,hpi_TInputStream_read read_diff,
|
|
hpi_compressType* out_compress_type,hpi_pos_t* out_newSize,hpi_pos_t* out_uncompressSize);
|
|
//hpatch_lite patch
|
|
// used temp_cache_size memory + {decompress buffer*1}
|
|
// note: temp_cache_size>=hpi_kMinCacheSize
|
|
hpi_BOOL hpatch_lite_patch(hpatchi_listener_t* listener,hpi_pos_t newSize,
|
|
hpi_byte* temp_cache,hpi_size_t temp_cache_size);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
#endif //_hpatch_lite_h
|