iw5-mod/deps/HDiffPatch/vcdiff_wrapper/vcpatch_code_table.h

78 lines
2.7 KiB
C

// vcpatch_code_table.h
// HDiffPatch
/*
The MIT License (MIT)
Copyright (c) 2022 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.
*/
#ifndef hpatch_vcpatch_code_table_h
#define hpatch_vcpatch_code_table_h
#include "../libHDiffPatch/HPatch/patch_types.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef struct{
hpatch_byte inst; //type
hpatch_byte size;
//hpatch_byte mode; !saved(add) to inst
} vcdiff_code_t;
typedef struct{
vcdiff_code_t code1;
vcdiff_code_t code2;
} vcdiff_code_pair_t;
#define vcdiff_code_table_t vcdiff_code_pair_t*
#define vcdiff_code_NOOP 0
#define vcdiff_code_ADD 1
#define vcdiff_code_RUN 2
#define vcdiff_code_COPY 3
#define vcdiff_code_COPY_SELF (vcdiff_code_COPY+0)
#define vcdiff_code_COPY_HERE (vcdiff_code_COPY+1)
#define vcdiff_code_COPY_NEAR0 (vcdiff_code_COPY+2)
#define vcdiff_code_COPY_NEAR1 (vcdiff_code_COPY+3)
#define vcdiff_code_COPY_NEAR2 (vcdiff_code_COPY+4)
#define vcdiff_code_COPY_NEAR3 (vcdiff_code_COPY+5)
#define vcdiff_s_near (vcdiff_code_COPY_NEAR3-vcdiff_code_COPY_NEAR0+1)
#define vcdiff_code_COPY_SAME0 (vcdiff_code_COPY+6)
#define vcdiff_code_COPY_SAME1 (vcdiff_code_COPY+7)
#define vcdiff_code_COPY_SAME2 (vcdiff_code_COPY+8)
#define vcdiff_s_same (vcdiff_code_COPY_SAME2-vcdiff_code_COPY_SAME0+1)
#define vcdiff_code_MAX vcdiff_code_COPY_SAME2
#define VCD_SOURCE (1<<0)
#define VCD_TARGET (1<<1)
#define VCD_ADLER32 (1<<2)
const vcdiff_code_table_t get_vcdiff_code_table_default();
#define vcdiff_update_addr(same_array,near_array,near_index,addr) do{ \
same_array[(hpatch_size_t)((addr)%(vcdiff_s_same*256))]=addr; \
near_array[(hpatch_size_t)(((*(near_index))++)%vcdiff_s_near)]=addr; } while(0)
#ifdef __cplusplus
}
#endif
#endif