85 lines
3.7 KiB
C
85 lines
3.7 KiB
C
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// new_stream.h
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// dir patch
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/*
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The MIT License (MIT)
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Copyright (c) 2018-2019 HouSisong
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Permission is hereby granted, free of charge, to any person
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obtaining a copy of this software and associated documentation
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files (the "Software"), to deal in the Software without
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restriction, including without limitation the rights to use,
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copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the
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Software is furnished to do so, subject to the following
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conditions:
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The above copyright notice and this permission notice shall be
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included in all copies of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef DirPatch_new_stream_h
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#define DirPatch_new_stream_h
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#include "dir_patch_types.h"
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#if (_IS_NEED_DIR_DIFF_PATCH)
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typedef struct hpatch_INewStreamListener{
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void* listenerImport;
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hpatch_BOOL (*makeNewDirOrEmptyFile)(struct hpatch_INewStreamListener* listener,size_t newPathIndex);
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hpatch_BOOL (*copySameFile)(struct hpatch_INewStreamListener* listener,size_t newPathIndex,size_t oldPathIndex);
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hpatch_BOOL (*openNewFile)(struct hpatch_INewStreamListener* listener,size_t newRefIndex,
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const hpatch_TStreamOutput** out_newFileStream);
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hpatch_BOOL (*closeNewFile)(struct hpatch_INewStreamListener* listener,const hpatch_TStreamOutput* newFileStream);
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void (*writedNewRefData)(struct hpatch_INewStreamListener* listener,const unsigned char* data,
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const unsigned char* dataEnd);
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hpatch_BOOL (*writedFinish)(struct hpatch_INewStreamListener* listener);
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} hpatch_INewStreamListener;
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typedef struct hpatch_TSameFilePair{
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size_t newIndex;
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size_t oldIndex;
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} hpatch_TSameFilePair;
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//对外模拟成一个输出流;
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//利用samePairList、newRefList等生成新文件和copy文件
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typedef struct hpatch_TNewStream{
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const hpatch_TStreamOutput* stream;
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hpatch_BOOL isFinish;
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//private:
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size_t kAlignSize;
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size_t _pathCount;
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const size_t* _newRefList;
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size_t _newRefCount;
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const hpatch_TSameFilePair* _samePairList;
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size_t _samePairCount;
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hpatch_TStreamOutput _stream;
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size_t _curPathIndex;
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size_t _curNewRefIndex;
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size_t _curSamePairIndex;
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hpatch_StreamPos_t _curWriteToPos;
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hpatch_StreamPos_t _curWriteToPosEnd;
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const hpatch_TStreamOutput* _curNewFile;
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hpatch_INewStreamListener* _listener;
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} hpatch_TNewStream;
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hpatch_inline static
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void hpatch_TNewStream_init(hpatch_TNewStream* self) { memset(self,0,sizeof(*self)); }
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hpatch_BOOL hpatch_TNewStream_open(hpatch_TNewStream* self,hpatch_INewStreamListener* listener,
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hpatch_StreamPos_t newRefDataSize,size_t newPathCount,
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const size_t* newRefList,size_t newRefCount,
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const hpatch_TSameFilePair* samePairList,size_t samePairCount,
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size_t kAlignSize);
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hpatch_BOOL hpatch_TNewStream_closeFileHandles(hpatch_TNewStream* self);
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hpatch_BOOL hpatch_TNewStream_close(hpatch_TNewStream* self);
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#endif
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#endif
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