mirror of
https://vps.suchmeme.nl/git/mudkip/Lockpick_RCM.git
synced 2024-11-23 01:09:15 +01:00
105 lines
3.2 KiB
C
105 lines
3.2 KiB
C
/*
|
|
* Copyright (c) 2019-2020 shchmue
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms and conditions of the GNU General Public License,
|
|
* version 2, as published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
|
* more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
/*
|
|
ISC License
|
|
|
|
hactool Copyright (c) 2018, SciresM
|
|
|
|
Permission to use, copy, modify, and/or distribute this software for any
|
|
purpose with or without fee is hereby granted, provided that the above
|
|
copyright notice and this permission notice appear in all copies.
|
|
|
|
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
|
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
|
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
|
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
|
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
|
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
|
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
|
*/
|
|
|
|
#ifndef _REMAP_STORAGE_H_
|
|
#define _REMAP_STORAGE_H_
|
|
|
|
#include "duplex_storage.h"
|
|
#include "storage.h"
|
|
|
|
#include <stdint.h>
|
|
|
|
#define RMAP_ALIGN_SMALL 0x200
|
|
#define RMAP_ALIGN_LARGE 0x4000
|
|
|
|
typedef struct {
|
|
uint32_t magic; /* RMAP */
|
|
uint32_t version;
|
|
uint32_t map_entry_count;
|
|
uint32_t map_segment_count;
|
|
uint32_t segment_bits;
|
|
uint8_t _0x14[0x2C];
|
|
} remap_header_t;
|
|
|
|
typedef struct remap_segment_ctx_t remap_segment_ctx_t;
|
|
typedef struct remap_entry_ctx_t remap_entry_ctx_t;
|
|
|
|
typedef struct {
|
|
uint64_t virtual_offset_end;
|
|
uint64_t physical_offset_end;
|
|
} remap_end_offsets_t;
|
|
|
|
typedef struct {
|
|
uint64_t virtual_offset;
|
|
uint64_t physical_offset;
|
|
uint64_t size;
|
|
uint32_t alignment;
|
|
uint32_t _0x1C;
|
|
} remap_entry_t;
|
|
|
|
struct remap_entry_ctx_t {
|
|
remap_entry_t entry;
|
|
remap_end_offsets_t ends;
|
|
remap_segment_ctx_t *segment;
|
|
remap_entry_ctx_t *next;
|
|
};
|
|
|
|
struct remap_segment_ctx_t{
|
|
uint64_t offset;
|
|
uint64_t length;
|
|
remap_entry_ctx_t **entries;
|
|
uint64_t entry_count;
|
|
};
|
|
|
|
typedef struct {
|
|
remap_header_t *header;
|
|
remap_entry_ctx_t *map_entries;
|
|
remap_segment_ctx_t *segments;
|
|
substorage base_storage;
|
|
} remap_storage_ctx_t;
|
|
|
|
static ALWAYS_INLINE uint32_t save_remap_get_segment_from_virtual_offset(remap_header_t *header, uint64_t offset) {
|
|
return (uint32_t)(offset >> (64 - header->segment_bits));
|
|
}
|
|
|
|
static ALWAYS_INLINE uint64_t save_remap_get_virtual_offset(remap_header_t *header, uint64_t segment) {
|
|
return segment << (64 - header->segment_bits);
|
|
}
|
|
|
|
remap_segment_ctx_t *save_remap_storage_init_segments(remap_storage_ctx_t *ctx);
|
|
uint32_t save_remap_storage_read(remap_storage_ctx_t *ctx, void *buffer, uint64_t offset, uint64_t count);
|
|
uint32_t save_remap_storage_write(remap_storage_ctx_t *ctx, const void *buffer, uint64_t offset, uint64_t count);
|
|
|
|
#endif
|