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62 lines
2.0 KiB
C
62 lines
2.0 KiB
C
/* SSNES - A Super Nintendo Entertainment System (SNES) Emulator frontend for libsnes.
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* Copyright (C) 2010-2012 - Hans-Kristian Arntzen
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*
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* Some code herein may be based on code found in BSNES.
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*
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* SSNES is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* SSNES is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with SSNES.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __PATCH_H
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#define __PATCH_H
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#include <stdint.h>
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#include <stddef.h>
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// BPS/UPS/IPS implementation from bSNES (nall::).
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// Modified for SSNES.
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typedef enum
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{
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PATCH_UNKNOWN,
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PATCH_SUCCESS,
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PATCH_PATCH_TOO_SMALL,
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PATCH_PATCH_INVALID_HEADER,
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PATCH_PATCH_INVALID,
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PATCH_SOURCE_TOO_SMALL,
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PATCH_TARGET_TOO_SMALL,
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PATCH_SOURCE_INVALID,
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PATCH_TARGET_INVALID,
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PATCH_SOURCE_CHECKSUM_INVALID,
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PATCH_TARGET_CHECKSUM_INVALID,
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PATCH_PATCH_CHECKSUM_INVALID
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} patch_error_t;
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typedef patch_error_t (*patch_func_t)(const uint8_t*, size_t, const uint8_t*, size_t, uint8_t*, size_t*);
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patch_error_t bps_apply_patch(
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const uint8_t *patch_data, size_t patch_length,
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const uint8_t *source_data, size_t source_length,
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uint8_t *target_data, size_t *target_length);
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patch_error_t ups_apply_patch(
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const uint8_t *patch_data, size_t patch_length,
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const uint8_t *source_data, size_t source_length,
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uint8_t *target_data, size_t *target_length);
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patch_error_t ips_apply_patch(
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const uint8_t *patch_data, size_t patch_length,
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const uint8_t *source_data, size_t source_length,
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uint8_t *target_data, size_t *target_length);
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#endif
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