mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-12-23 12:51:13 +00:00
91 lines
2.8 KiB
C
91 lines
2.8 KiB
C
/*
|
|
* Copyright (c) 2018 Atmosphère-NX
|
|
*
|
|
* 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/>.
|
|
*/
|
|
|
|
#ifndef FUSEE_PACKAGE2_H
|
|
#define FUSEE_PACKAGE2_H
|
|
|
|
/* This is a library for patching Package2 prior to handoff to Exosphere. */
|
|
|
|
#define MAGIC_PK21 (0x31324B50)
|
|
#define PACKAGE2_SIZE_MAX 0x7FC000
|
|
|
|
#define PACKAGE2_SECTION_KERNEL 0x0
|
|
#define PACKAGE2_SECTION_INI1 0x1
|
|
#define PACKAGE2_SECTION_UNUSED 0x2
|
|
#define PACKAGE2_SECTION_MAX 0x3
|
|
|
|
#define PACKAGE2_MINVER_THEORETICAL 0x0
|
|
#define PACKAGE2_MAXVER_100 0x2
|
|
#define PACKAGE2_MAXVER_200 0x3
|
|
#define PACKAGE2_MAXVER_300 0x4
|
|
#define PACKAGE2_MAXVER_302 0x5
|
|
#define PACKAGE2_MAXVER_400_410 0x6
|
|
#define PACKAGE2_MAXVER_500_510 0x7
|
|
#define PACKAGE2_MAXVER_600_610 0x8
|
|
#define PACKAGE2_MAXVER_620 0x9
|
|
#define PACKAGE2_MAXVER_700_CURRENT 0xA
|
|
|
|
#define PACKAGE2_MINVER_100 0x3
|
|
#define PACKAGE2_MINVER_200 0x4
|
|
#define PACKAGE2_MINVER_300 0x5
|
|
#define PACKAGE2_MINVER_302 0x6
|
|
#define PACKAGE2_MINVER_400_410 0x7
|
|
#define PACKAGE2_MINVER_500_510 0x8
|
|
#define PACKAGE2_MINVER_600_610 0x9
|
|
#define PACKAGE2_MINVER_620 0xA
|
|
#define PACKAGE2_MINVER_700_CURRENT 0xB
|
|
|
|
#define NX_BOOTLOADER_PACKAGE2_LOAD_ADDRESS ((void *)(0xA9800000ull))
|
|
|
|
typedef struct {
|
|
union {
|
|
uint8_t ctr[0x10];
|
|
uint32_t ctr_dwords[0x4];
|
|
};
|
|
uint8_t section_ctrs[4][0x10];
|
|
uint32_t magic;
|
|
uint32_t entrypoint;
|
|
uint32_t _0x58;
|
|
uint8_t version_max; /* Must be > TZ value. */
|
|
uint8_t version_min; /* Must be < TZ value. */
|
|
uint16_t _0x5E;
|
|
uint32_t section_sizes[4];
|
|
uint32_t section_offsets[4];
|
|
uint8_t section_hashes[4][0x20];
|
|
} package2_meta_t;
|
|
|
|
typedef struct {
|
|
uint8_t signature[0x100];
|
|
union {
|
|
package2_meta_t metadata;
|
|
uint8_t encrypted_header[0x100];
|
|
};
|
|
uint8_t data[];
|
|
} package2_header_t;
|
|
|
|
/* Package2 can be encrypted or unencrypted for these functions: */
|
|
|
|
static inline size_t package2_meta_get_size(const package2_meta_t *metadata) {
|
|
return metadata->ctr_dwords[0] ^ metadata->ctr_dwords[2] ^ metadata->ctr_dwords[3];
|
|
}
|
|
|
|
static inline uint8_t package2_meta_get_header_version(const package2_meta_t *metadata) {
|
|
return (uint8_t)((metadata->ctr_dwords[1] ^ (metadata->ctr_dwords[1] >> 16) ^ (metadata->ctr_dwords[1] >> 24)) & 0xFF);
|
|
}
|
|
|
|
void package2_rebuild_and_copy(package2_header_t *package2, uint32_t target_firmware);
|
|
|
|
#endif
|