mirror of
https://github.com/CTCaer/hekate.git
synced 2024-11-10 04:21:45 +00:00
137 lines
4.8 KiB
C
137 lines
4.8 KiB
C
/*
|
|
* Copyright (c) 2018 naehrwert
|
|
* Copyright (c) 2018 st4rk
|
|
* Copyright (c) 2018-2020 CTCaer
|
|
* Copyright (c) 2018 balika011
|
|
*
|
|
* 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/>.
|
|
*/
|
|
|
|
#include <string.h>
|
|
|
|
#include "hos.h"
|
|
#include "pkg1.h"
|
|
#include "../config.h"
|
|
#include <gfx_utils.h>
|
|
#include <mem/heap.h>
|
|
#include <sec/se.h>
|
|
#include <utils/aarch64_util.h>
|
|
|
|
extern hekate_config h_cfg;
|
|
|
|
/*
|
|
* package1.1 header: <wb, ldr, sm>
|
|
* package1.1 layout:
|
|
* 1.0: {sm, ldr, wb} { 2, 1, 0 }
|
|
* 2.0+: {wb, ldr, sm} { 0, 1, 2 }
|
|
* 4.0+: {ldr, sm, wb} { 1, 2, 0 }
|
|
*/
|
|
|
|
static const u8 sec_map_100[3] = { PK11_SECTION_SM, PK11_SECTION_LD, PK11_SECTION_WB };
|
|
static const u8 sec_map_2xx[3] = { PK11_SECTION_WB, PK11_SECTION_LD, PK11_SECTION_SM };
|
|
static const u8 sec_map_4xx[3] = { PK11_SECTION_LD, PK11_SECTION_SM, PK11_SECTION_WB };
|
|
|
|
static const pkg1_id_t _pkg1_ids[] = {
|
|
{ "20161121183008", 0, 0x1900, 0x3FE0, 0x40014020, 0x8000D000 }, // 1.0.0.
|
|
{ "20170210155124", 0, 0x1900, 0x3FE0, 0x4002D000, 0x8000D000 }, // 2.0.0 - 2.3.0.
|
|
{ "20170519101410", 1, 0x1A00, 0x3FE0, 0x4002D000, 0x8000D000 }, // 3.0.0.
|
|
{ "20170710161758", 2, 0x1A00, 0x3FE0, 0x4002D000, 0x8000D000 }, // 3.0.1 - 3.0.2.
|
|
{ "20170921172629", 3, 0x1800, 0x3FE0, 0x4002B000, 0x4003B000 }, // 4.0.0 - 4.1.0.
|
|
{ "20180220163747", 4, 0x1900, 0x3FE0, 0x4002B000, 0x4003B000 }, // 5.0.0 - 5.1.0.
|
|
{ "20180802162753", 5, 0x1900, 0x3FE0, 0x4002B000, 0x4003D800 }, // 6.0.0 - 6.1.0.
|
|
{ "20181107105733", 6, 0x0E00, 0x6FE0, 0x4002B000, 0x4003D800 }, // 6.2.0.
|
|
{ "20181218175730", 7, 0x0F00, 0x6FE0, 0x40030000, 0x4003E000 }, // 7.0.0.
|
|
{ "20190208150037", 7, 0x0F00, 0x6FE0, 0x40030000, 0x4003E000 }, // 7.0.1.
|
|
{ "20190314172056", 7, 0x0E00, 0x6FE0, 0x40030000, 0x4003E000 }, // 8.0.0 - 8.0.1.
|
|
{ "20190531152432", 8, 0x0E00, 0x6FE0, 0x40030000, 0x4003E000 }, // 8.1.0 - 8.1.1.
|
|
{ "20190809135709", 9, 0x0E00, 0x6FE0, 0x40030000, 0x4003E000 }, // 9.0.0 - 9.0.1.
|
|
{ "20191021113848", 10, 0x0E00, 0x6FE0, 0x40030000, 0x4003E000 }, // 9.1.0 - 9.2.0.
|
|
{ "20200303104606", 10, 0x0E00, 0x6FE0, 0x40030000, 0x4003E000 }, // 10.0.0 - 10.2.0.
|
|
{ "20201030110855", 10, 0x0E00, 0x6FE0, 0x40030000, 0x4003E000 }, // 11.0.0 - 11.0.1
|
|
{ "20210129111626", 10, 0x0E00, 0x6FE0, 0x40030000, 0x4003E000 }, // 12.0.0+
|
|
{ NULL } //End.
|
|
};
|
|
|
|
const pkg1_id_t *pkg1_identify(u8 *pkg1, char *build_date)
|
|
{
|
|
if (build_date)
|
|
{
|
|
memcpy(build_date, (char *)(pkg1 + 0x10), 14);
|
|
build_date[14] = 0;
|
|
}
|
|
|
|
for (u32 i = 0; _pkg1_ids[i].id; i++)
|
|
if (!memcmp(pkg1 + 0x10, _pkg1_ids[i].id, 8))
|
|
return &_pkg1_ids[i];
|
|
return NULL;
|
|
}
|
|
|
|
int pkg1_decrypt(const pkg1_id_t *id, u8 *pkg1)
|
|
{
|
|
// Decrypt package1.
|
|
pk11_hdr_t *hdr;
|
|
u8 *pkg11 = pkg1 + id->pkg11_off;
|
|
u32 pkg11_size = *(u32 *)pkg11;
|
|
|
|
if (!h_cfg.t210b01)
|
|
{
|
|
hdr = (pk11_hdr_t *)(pkg11 + 0x20);
|
|
se_aes_crypt_ctr(11, hdr, pkg11_size, hdr, pkg11_size, pkg11 + 0x10);
|
|
}
|
|
else
|
|
{
|
|
bl_hdr_t210b01_t *oem_hdr = (bl_hdr_t210b01_t *)pkg1;
|
|
pkg1 += sizeof(bl_hdr_t210b01_t);
|
|
hdr = (pk11_hdr_t *)(pkg1 + id->pkg11_off + 0x20);
|
|
|
|
// Use BEK for T210B01.
|
|
// Additionally, skip 0x20 bytes from decryption to maintain the header.
|
|
se_aes_iv_clear(13);
|
|
se_aes_crypt_cbc(13, 0, pkg1 + 0x20, oem_hdr->size - 0x20, pkg1 + 0x20, oem_hdr->size - 0x20);
|
|
}
|
|
|
|
// Return if header is valid.
|
|
return (hdr->magic == PKG1_MAGIC);
|
|
}
|
|
|
|
const u8 *pkg1_unpack(void *wm_dst, void *sm_dst, void *ldr_dst, const pkg1_id_t *id, u8 *pkg1)
|
|
{
|
|
const u8 *sec_map;
|
|
const pk11_hdr_t *hdr = (pk11_hdr_t *)(pkg1 + id->pkg11_off + 0x20);
|
|
|
|
u32 sec_size[3] = { hdr->wb_size, hdr->ldr_size, hdr->sm_size };
|
|
//u32 sec_off[3] = { hdr->wb_off, hdr->ldr_off, hdr->sm_off };
|
|
|
|
// Get correct header mapping.
|
|
if (id->kb == KB_FIRMWARE_VERSION_100_200 && !strcmp(id->id, "20161121183008"))
|
|
sec_map = sec_map_100;
|
|
else if (id->kb >= KB_FIRMWARE_VERSION_100_200 && id->kb <= KB_FIRMWARE_VERSION_301)
|
|
sec_map = sec_map_2xx;
|
|
else
|
|
sec_map = sec_map_4xx;
|
|
|
|
// Copy secmon, warmboot and nx bootloader payloads.
|
|
u8 *pdata = (u8 *)hdr + sizeof(pk11_hdr_t);
|
|
for (u32 i = 0; i < 3; i++)
|
|
{
|
|
if (sec_map[i] == PK11_SECTION_WB && wm_dst)
|
|
memcpy(wm_dst, pdata, sec_size[sec_map[i]]);
|
|
else if (sec_map[i] == PK11_SECTION_LD && ldr_dst)
|
|
memcpy(ldr_dst, pdata, sec_size[sec_map[i]]);
|
|
else if (sec_map[i] == PK11_SECTION_SM && sm_dst)
|
|
memcpy(sm_dst, pdata, sec_size[sec_map[i]]);
|
|
pdata += sec_size[sec_map[i]];
|
|
}
|
|
|
|
return sec_map;
|
|
}
|