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hekate/bootloader/hos/pkg2.h
2018-08-13 11:58:24 +03:00

148 lines
3.1 KiB
C

/*
* Copyright (c) 2018 naehrwert
* Copyright (C) 2018 CTCaer
*
* 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 _PKG2_H_
#define _PKG2_H_
#include "../utils/types.h"
#include "../utils/list.h"
#define PKG2_MAGIC 0x31324B50
#define PKG2_SEC_BASE 0x80000000
#define PKG2_SEC_KERNEL 0
#define PKG2_SEC_INI1 1
#define INI1_MAGIC 0x31494E49
typedef struct _kernel_patch_t
{
u32 id;
u32 off;
u32 val;
u32 *ptr;
} kernel_patch_t;
#define KERNEL_PATCHSET_DEF(name, ...) \
kernel_patch_t name[] = { \
__VA_ARGS__, \
{0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, (u32 *)0xFFFFFFFF} \
}
enum
{
// Generic instruction patches
SVC_VERIFY_DS = 0x10, // 0x0-0xF are RESERVED.
DEBUG_MODE_EN,
ATM_GEN_PATCH,
// >4 bytes patches. Value is a pointer of a u32 array.
ATM_ARR_PATCH,
};
typedef struct _pkg2_hdr_t
{
u8 ctr[0x10];
u8 sec_ctr[0x40];
u32 magic;
u32 base;
u32 pad0;
u16 version;
u16 pad1;
u32 sec_size[4];
u32 sec_off[4];
u8 sec_sha256[0x80];
u8 data[];
} pkg2_hdr_t;
typedef struct _pkg2_ini1_t
{
u32 magic;
u32 size;
u32 num_procs;
u32 pad;
} pkg2_ini1_t;
typedef struct _pkg2_kip1_sec_t
{
u32 offset;
u32 size_decomp;
u32 size_comp;
u32 attrib;
} pkg2_kip1_sec_t;
#define KIP1_NUM_SECTIONS 6
typedef struct _pkg2_kip1_t
{
u32 magic;
u8 name[12];
u64 tid;
u32 proc_cat;
u8 main_thrd_prio;
u8 def_cpu_core;
u8 res;
u8 flags;
pkg2_kip1_sec_t sections[KIP1_NUM_SECTIONS];
u32 caps[0x20];
u8 data[];
} pkg2_kip1_t;
typedef struct _pkg2_kip1_info_t
{
pkg2_kip1_t *kip1;
u32 size;
link_t link;
} pkg2_kip1_info_t;
typedef struct _pkg2_kernel_id_t
{
u32 crc32c_id;
kernel_patch_t *kernel_patchset;
} pkg2_kernel_id_t;
typedef struct _kip1_patch_t
{
u32 offset; //section+offset of patch to apply
u32 length; //in bytes, 0 means last patch
const char* srcData; //that must match
const char* dstData; //that it gets replaced by
} kip1_patch_t;
typedef struct _kip1_patchset_t
{
const char* name; //NULL means end
kip1_patch_t* patches; //NULL means not necessary
} kip1_patchset_t;
typedef struct _kip1_id_t
{
const char* name;
u8 hash[16];
kip1_patchset_t* patchset;
} kip1_id_t;
void pkg2_parse_kips(link_t *info, pkg2_hdr_t *pkg2);
int pkg2_has_kip(link_t *info, u64 tid);
void pkg2_replace_kip(link_t *info, u64 tid, pkg2_kip1_t *kip1);
void pkg2_add_kip(link_t *info, pkg2_kip1_t *kip1);
void pkg2_merge_kip(link_t *info, pkg2_kip1_t *kip1);
const char* pkg2_patch_kips(link_t *info, char* patchNames);
const pkg2_kernel_id_t *pkg2_identify(u32 id);
pkg2_hdr_t *pkg2_decrypt(void *data);
void pkg2_build_encrypt(void *dst, void *kernel, u32 kernel_size, link_t *kips_info);
#endif