53 lines
2.2 KiB
C
53 lines
2.2 KiB
C
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//checksum_plugin.h
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// checksum plugin type
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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 HPatch_checksum_plugin_h
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#define HPatch_checksum_plugin_h
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#include "patch_types.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef void* hpatch_checksumHandle;
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typedef struct hpatch_TChecksum{
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//return type tag; strlen(result)<=hpatch_kMaxPluginTypeLength; (Note:result lifetime)
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const char* (*checksumType)(void); //ascii cstring,cannot contain '&'
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hpatch_size_t (*checksumByteSize)(void); //result<=hpatch_kStreamCacheSize
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hpatch_checksumHandle (*open)(struct hpatch_TChecksum* plugin);
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void (*close)(struct hpatch_TChecksum* plugin,hpatch_checksumHandle handle);
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void (*begin)(hpatch_checksumHandle handle);
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void (*append)(hpatch_checksumHandle handle,
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const unsigned char* part_data,const unsigned char* part_data_end);
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void (*end)(hpatch_checksumHandle handle,
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unsigned char* checksum,unsigned char* checksum_end);
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} hpatch_TChecksum;
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#ifdef __cplusplus
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}
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#endif
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#endif
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