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Add emmc mounting, Add waitmenu()

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This commit is contained in:
Such Meme, Many Skill
2019-12-11 13:18:57 +01:00
parent e837e2e6ed
commit ae225abb75
17 changed files with 347 additions and 2725 deletions
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178
source/keys/key_sources.inl
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/*
* Copyright (c) 2019 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/>.
*/
static const u8 zeros[0x10] = {0};
static const u8 keyblob_key_source[][0x10] = {
{0xDF, 0x20, 0x6F, 0x59, 0x44, 0x54, 0xEF, 0xDC, 0x70, 0x74, 0x48, 0x3B, 0x0D, 0xED, 0x9F, 0xD3}, //1.0.0
{0x0C, 0x25, 0x61, 0x5D, 0x68, 0x4C, 0xEB, 0x42, 0x1C, 0x23, 0x79, 0xEA, 0x82, 0x25, 0x12, 0xAC}, //3.0.0
{0x33, 0x76, 0x85, 0xEE, 0x88, 0x4A, 0xAE, 0x0A, 0xC2, 0x8A, 0xFD, 0x7D, 0x63, 0xC0, 0x43, 0x3B}, //3.0.1
{0x2D, 0x1F, 0x48, 0x80, 0xED, 0xEC, 0xED, 0x3E, 0x3C, 0xF2, 0x48, 0xB5, 0x65, 0x7D, 0xF7, 0xBE}, //4.0.0
{0xBB, 0x5A, 0x01, 0xF9, 0x88, 0xAF, 0xF5, 0xFC, 0x6C, 0xFF, 0x07, 0x9E, 0x13, 0x3C, 0x39, 0x80}, //5.0.0
{0xD8, 0xCC, 0xE1, 0x26, 0x6A, 0x35, 0x3F, 0xCC, 0x20, 0xF3, 0x2D, 0x3B, 0x51, 0x7D, 0xE9, 0xC0} //6.0.0
};
static const u8 master_kek_sources[KB_FIRMWARE_VERSION_MAX - KB_FIRMWARE_VERSION_600][0x10] = {
{0x37, 0x4B, 0x77, 0x29, 0x59, 0xB4, 0x04, 0x30, 0x81, 0xF6, 0xE5, 0x8C, 0x6D, 0x36, 0x17, 0x9A}, //6.2.0
{0x9A, 0x3E, 0xA9, 0xAB, 0xFD, 0x56, 0x46, 0x1C, 0x9B, 0xF6, 0x48, 0x7F, 0x5C, 0xFA, 0x09, 0x5C}, //7.0.0
{0xDE, 0xDC, 0xE3, 0x39, 0x30, 0x88, 0x16, 0xF8, 0xAE, 0x97, 0xAD, 0xEC, 0x64, 0x2D, 0x41, 0x41}, //8.1.0
{0x1A, 0xEC, 0x11, 0x82, 0x2B, 0x32, 0x38, 0x7A, 0x2B, 0xED, 0xBA, 0x01, 0x47, 0x7E, 0x3B, 0x67}, //9.0.0
{0x30, 0x3F, 0x02, 0x7E, 0xD8, 0x38, 0xEC, 0xD7, 0x93, 0x25, 0x34, 0xB5, 0x30, 0xEB, 0xCA, 0x7A}, //9.1.0
};
static const u8 mkey_vectors[KB_FIRMWARE_VERSION_MAX+1][0x10] =
{
{0x0C, 0xF0, 0x59, 0xAC, 0x85, 0xF6, 0x26, 0x65, 0xE1, 0xE9, 0x19, 0x55, 0xE6, 0xF2, 0x67, 0x3D}, /* Zeroes encrypted with Master Key 00. */
{0x29, 0x4C, 0x04, 0xC8, 0xEB, 0x10, 0xED, 0x9D, 0x51, 0x64, 0x97, 0xFB, 0xF3, 0x4D, 0x50, 0xDD}, /* Master key 00 encrypted with Master key 01. */
{0xDE, 0xCF, 0xEB, 0xEB, 0x10, 0xAE, 0x74, 0xD8, 0xAD, 0x7C, 0xF4, 0x9E, 0x62, 0xE0, 0xE8, 0x72}, /* Master key 01 encrypted with Master key 02. */
{0x0A, 0x0D, 0xDF, 0x34, 0x22, 0x06, 0x6C, 0xA4, 0xE6, 0xB1, 0xEC, 0x71, 0x85, 0xCA, 0x4E, 0x07}, /* Master key 02 encrypted with Master key 03. */
{0x6E, 0x7D, 0x2D, 0xC3, 0x0F, 0x59, 0xC8, 0xFA, 0x87, 0xA8, 0x2E, 0xD5, 0x89, 0x5E, 0xF3, 0xE9}, /* Master key 03 encrypted with Master key 04. */
{0xEB, 0xF5, 0x6F, 0x83, 0x61, 0x9E, 0xF8, 0xFA, 0xE0, 0x87, 0xD7, 0xA1, 0x4E, 0x25, 0x36, 0xEE}, /* Master key 04 encrypted with Master key 05. */
{0x1E, 0x1E, 0x22, 0xC0, 0x5A, 0x33, 0x3C, 0xB9, 0x0B, 0xA9, 0x03, 0x04, 0xBA, 0xDB, 0x07, 0x57}, /* Master key 05 encrypted with Master key 06. */
{0xA4, 0xD4, 0x52, 0x6F, 0xD1, 0xE4, 0x36, 0xAA, 0x9F, 0xCB, 0x61, 0x27, 0x1C, 0x67, 0x65, 0x1F}, /* Master key 06 encrypted with Master key 07. */
{0xEA, 0x60, 0xB3, 0xEA, 0xCE, 0x8F, 0x24, 0x46, 0x7D, 0x33, 0x9C, 0xD1, 0xBC, 0x24, 0x98, 0x29}, /* Master key 07 encrypted with Master key 08. */
{0x4D, 0xD9, 0x98, 0x42, 0x45, 0x0D, 0xB1, 0x3C, 0x52, 0x0C, 0x9A, 0x44, 0xBB, 0xAD, 0xAF, 0x80}, /* Master key 08 encrypted with Master key 09. */
{0xB8, 0x96, 0x9E, 0x4A, 0x00, 0x0D, 0xD6, 0x28, 0xB3, 0xD1, 0xDB, 0x68, 0x5F, 0xFB, 0xE1, 0x2A}, /* Master key 09 encrypted with Master key 0A. */
};
//======================================Keys======================================//
// from Package1 -> Secure_Monitor
static const u8 aes_kek_generation_source[0x10] = {
0x4D, 0x87, 0x09, 0x86, 0xC4, 0x5D, 0x20, 0x72, 0x2F, 0xBA, 0x10, 0x53, 0xDA, 0x92, 0xE8, 0xA9};
static const u8 aes_kek_seed_01[0x10] = {
0xA2, 0xAB, 0xBF, 0x9C, 0x92, 0x2F, 0xBB, 0xE3, 0x78, 0x79, 0x9B, 0xC0, 0xCC, 0xEA, 0xA5, 0x74};
static const u8 aes_kek_seed_03[0x10] = {
0xE5, 0x4D, 0x9A, 0x02, 0xF0, 0x4F, 0x5F, 0xA8, 0xAD, 0x76, 0x0A, 0xF6, 0x32, 0x95, 0x59, 0xBB};
static const u8 package2_key_source[0x10] = {
0xFB, 0x8B, 0x6A, 0x9C, 0x79, 0x00, 0xC8, 0x49, 0xEF, 0xD2, 0x4D, 0x85, 0x4D, 0x30, 0xA0, 0xC7};
static const u8 titlekek_source[0x10] = {
0x1E, 0xDC, 0x7B, 0x3B, 0x60, 0xE6, 0xB4, 0xD8, 0x78, 0xB8, 0x17, 0x15, 0x98, 0x5E, 0x62, 0x9B};
static const u8 retail_specific_aes_key_source[0x10] = {
0xE2, 0xD6, 0xB8, 0x7A, 0x11, 0x9C, 0xB8, 0x80, 0xE8, 0x22, 0x88, 0x8A, 0x46, 0xFB, 0xA1, 0x95};
// from Package1ldr (or Secure_Monitor on 6.2.0)
static const u8 keyblob_mac_key_source[0x10] = {
0x59, 0xC7, 0xFB, 0x6F, 0xBE, 0x9B, 0xBE, 0x87, 0x65, 0x6B, 0x15, 0xC0, 0x53, 0x73, 0x36, 0xA5};
static const u8 master_key_source[0x10] = {
0xD8, 0xA2, 0x41, 0x0A, 0xC6, 0xC5, 0x90, 0x01, 0xC6, 0x1D, 0x6A, 0x26, 0x7C, 0x51, 0x3F, 0x3C};
static const u8 per_console_key_source[0x10] = {
0x4F, 0x02, 0x5F, 0x0E, 0xB6, 0x6D, 0x11, 0x0E, 0xDC, 0x32, 0x7D, 0x41, 0x86, 0xC2, 0xF4, 0x78};
static const u8 per_console_key_source_4x[0x10] = {
0x0C, 0x91, 0x09, 0xDB, 0x93, 0x93, 0x07, 0x81, 0x07, 0x3C, 0xC4, 0x16, 0x22, 0x7C, 0x6C, 0x28};
static const u8 new_device_key_sources[KB_FIRMWARE_VERSION_MAX - KB_FIRMWARE_VERSION_400 + 1][0x10] = {
{0x8B, 0x4E, 0x1C, 0x22, 0x42, 0x07, 0xC8, 0x73, 0x56, 0x94, 0x08, 0x8B, 0xCC, 0x47, 0x0F, 0x5D}, /* 4.x New Device Key Source. */
{0x6C, 0xEF, 0xC6, 0x27, 0x8B, 0xEC, 0x8A, 0x91, 0x99, 0xAB, 0x24, 0xAC, 0x4F, 0x1C, 0x8F, 0x1C}, /* 5.x New Device Key Source. */
{0x70, 0x08, 0x1B, 0x97, 0x44, 0x64, 0xF8, 0x91, 0x54, 0x9D, 0xC6, 0x84, 0x8F, 0x1A, 0xB2, 0xE4}, /* 6.x New Device Key Source. */
{0x8E, 0x09, 0x1F, 0x7A, 0xBB, 0xCA, 0x6A, 0xFB, 0xB8, 0x9B, 0xD5, 0xC1, 0x25, 0x9C, 0xA9, 0x17}, /* 6.2.0 New Device Key Source. */
{0x8F, 0x77, 0x5A, 0x96, 0xB0, 0x94, 0xFD, 0x8D, 0x28, 0xE4, 0x19, 0xC8, 0x16, 0x1C, 0xDB, 0x3D}, /* 7.0.0 New Device Key Source. */
{0x67, 0x62, 0xD4, 0x8E, 0x55, 0xCF, 0xFF, 0x41, 0x31, 0x15, 0x3B, 0x24, 0x0C, 0x7C, 0x07, 0xAE}, /* 8.1.0 New Device Key Source. */
{0x4A, 0xC3, 0x4E, 0x14, 0x8B, 0x96, 0x4A, 0xD5, 0xD4, 0x99, 0x73, 0xC4, 0x45, 0xAB, 0x8B, 0x49}, /* 9.0.0 New Device Key Source. */
{0x14, 0xB8, 0x74, 0x12, 0xCB, 0xBD, 0x0B, 0x8F, 0x20, 0xFB, 0x30, 0xDA, 0x27, 0xE4, 0x58, 0x94}, /* 9.1.0 New Device Key Source. */
};
static const u8 new_device_keygen_sources[KB_FIRMWARE_VERSION_MAX - KB_FIRMWARE_VERSION_400 + 1][0x10] = {
{0x88, 0x62, 0x34, 0x6E, 0xFA, 0xF7, 0xD8, 0x3F, 0xE1, 0x30, 0x39, 0x50, 0xF0, 0xB7, 0x5D, 0x5D}, /* 4.x New Device Keygen Source. */
{0x06, 0x1E, 0x7B, 0xE9, 0x6D, 0x47, 0x8C, 0x77, 0xC5, 0xC8, 0xE7, 0x94, 0x9A, 0xA8, 0x5F, 0x2E}, /* 5.x New Device Keygen Source. */
{0x99, 0xFA, 0x98, 0xBD, 0x15, 0x1C, 0x72, 0xFD, 0x7D, 0x9A, 0xD5, 0x41, 0x00, 0xFD, 0xB2, 0xEF}, /* 6.x New Device Keygen Source. */
{0x81, 0x3C, 0x6C, 0xBF, 0x5D, 0x21, 0xDE, 0x77, 0x20, 0xD9, 0x6C, 0xE3, 0x22, 0x06, 0xAE, 0xBB}, /* 6.2.0 New Device Keygen Source. */
{0x86, 0x61, 0xB0, 0x16, 0xFA, 0x7A, 0x9A, 0xEA, 0xF6, 0xF5, 0xBE, 0x1A, 0x13, 0x5B, 0x6D, 0x9E}, /* 7.0.0 New Device Keygen Source. */
{0xA6, 0x81, 0x71, 0xE7, 0xB5, 0x23, 0x74, 0xB0, 0x39, 0x8C, 0xB7, 0xFF, 0xA0, 0x62, 0x9F, 0x8D}, /* 8.1.0 New Device Keygen Source. */
{0x03, 0xE7, 0xEB, 0x43, 0x1B, 0xCF, 0x5F, 0xB5, 0xED, 0xDC, 0x97, 0xAE, 0x21, 0x8D, 0x19, 0xED}, /* 9.0.0 New Device Keygen Source. */
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}, /* TODO: 9.1.0 New Device Keygen Source to be added on next change-of-keys. */
};
// from SPL
static const u8 aes_key_generation_source[0x10] = {
0x89, 0x61, 0x5E, 0xE0, 0x5C, 0x31, 0xB6, 0x80, 0x5F, 0xE5, 0x8F, 0x3D, 0xA2, 0x4F, 0x7A, 0xA8};
// from FS
static const u8 bis_kek_source[0x10] = {
0x34, 0xC1, 0xA0, 0xC4, 0x82, 0x58, 0xF8, 0xB4, 0xFA, 0x9E, 0x5E, 0x6A, 0xDA, 0xFC, 0x7E, 0x4F};
static const u8 bis_key_source[3][0x20] = {
{
0xF8, 0x3F, 0x38, 0x6E, 0x2C, 0xD2, 0xCA, 0x32, 0xA8, 0x9A, 0xB9, 0xAA, 0x29, 0xBF, 0xC7, 0x48,
0x7D, 0x92, 0xB0, 0x3A, 0xA8, 0xBF, 0xDE, 0xE1, 0xA7, 0x4C, 0x3B, 0x6E, 0x35, 0xCB, 0x71, 0x06},
{
0x41, 0x00, 0x30, 0x49, 0xDD, 0xCC, 0xC0, 0x65, 0x64, 0x7A, 0x7E, 0xB4, 0x1E, 0xED, 0x9C, 0x5F,
0x44, 0x42, 0x4E, 0xDA, 0xB4, 0x9D, 0xFC, 0xD9, 0x87, 0x77, 0x24, 0x9A, 0xDC, 0x9F, 0x7C, 0xA4},
{
0x52, 0xC2, 0xE9, 0xEB, 0x09, 0xE3, 0xEE, 0x29, 0x32, 0xA1, 0x0C, 0x1F, 0xB6, 0xA0, 0x92, 0x6C,
0x4D, 0x12, 0xE1, 0x4B, 0x2A, 0x47, 0x4C, 0x1C, 0x09, 0xCB, 0x03, 0x59, 0xF0, 0x15, 0xF4, 0xE4}
};
static const u8 fs_hashes_sha256[13][0x20] = {
{ // header_kek_source
0x18, 0x88, 0xca, 0xed, 0x55, 0x51, 0xb3, 0xed, 0xe0, 0x14, 0x99, 0xe8, 0x7c, 0xe0, 0xd8, 0x68,
0x27, 0xf8, 0x08, 0x20, 0xef, 0xb2, 0x75, 0x92, 0x10, 0x55, 0xaa, 0x4e, 0x2a, 0xbd, 0xff, 0xc2},
{ // header_key_source
0x8f, 0x78, 0x3e, 0x46, 0x85, 0x2d, 0xf6, 0xbe, 0x0b, 0xa4, 0xe1, 0x92, 0x73, 0xc4, 0xad, 0xba,
0xee, 0x16, 0x38, 0x00, 0x43, 0xe1, 0xb8, 0xc4, 0x18, 0xc4, 0x08, 0x9a, 0x8b, 0xd6, 0x4a, 0xa6},
{ // key_area_key_application_source
0x04, 0xad, 0x66, 0x14, 0x3c, 0x72, 0x6b, 0x2a, 0x13, 0x9f, 0xb6, 0xb2, 0x11, 0x28, 0xb4, 0x6f,
0x56, 0xc5, 0x53, 0xb2, 0xb3, 0x88, 0x71, 0x10, 0x30, 0x42, 0x98, 0xd8, 0xd0, 0x09, 0x2d, 0x9e},
{ // key_area_key_ocean_source
0xfd, 0x43, 0x40, 0x00, 0xc8, 0xff, 0x2b, 0x26, 0xf8, 0xe9, 0xa9, 0xd2, 0xd2, 0xc1, 0x2f, 0x6b,
0xe5, 0x77, 0x3c, 0xbb, 0x9d, 0xc8, 0x63, 0x00, 0xe1, 0xbd, 0x99, 0xf8, 0xea, 0x33, 0xa4, 0x17},
{ // key_area_key_system_source
0x1f, 0x17, 0xb1, 0xfd, 0x51, 0xad, 0x1c, 0x23, 0x79, 0xb5, 0x8f, 0x15, 0x2c, 0xa4, 0x91, 0x2e,
0xc2, 0x10, 0x64, 0x41, 0xe5, 0x17, 0x22, 0xf3, 0x87, 0x00, 0xd5, 0x93, 0x7a, 0x11, 0x62, 0xf7},
{ // save_mac_kek_source
0x3D, 0xCB, 0xA1, 0x00, 0xAD, 0x4D, 0xF1, 0x54, 0x7F, 0xE3, 0xC4, 0x79, 0x5C, 0x4B, 0x22, 0x8A,
0xA9, 0x80, 0x38, 0xF0, 0x7A, 0x36, 0xF1, 0xBC, 0x14, 0x8E, 0xEA, 0xF3, 0xDC, 0xD7, 0x50, 0xF4},
{ // save_mac_key_source
0xB4, 0x7B, 0x60, 0x0B, 0x1A, 0xD3, 0x14, 0xF9, 0x41, 0x14, 0x7D, 0x8B, 0x39, 0x1D, 0x4B, 0x19,
0x87, 0xCC, 0x8C, 0x88, 0x4A, 0xC8, 0x9F, 0xFC, 0x91, 0xCA, 0xE2, 0x21, 0xC5, 0x24, 0x51, 0xF7},
{ // save_mac_sd_card_kek_source
0x60, 0x1a, 0x60, 0xbe, 0x13, 0xf6, 0x3e, 0xda, 0xec, 0xcc, 0x96, 0x7f, 0x27, 0xa3, 0xa3, 0x64,
0x65, 0xcb, 0xe8, 0xf0, 0x29, 0xf0, 0xc4, 0x14, 0xb2, 0x36, 0x6a, 0x8b, 0x8a, 0x0f, 0x13, 0x00},
{ // save_mac_sd_card_key_source
0xc2, 0x22, 0x0a, 0x38, 0xb6, 0x87, 0x2b, 0x63, 0xee, 0x77, 0xac, 0x8c, 0x28, 0x24, 0x7a, 0x44,
0x02, 0xe6, 0xdd, 0x85, 0x24, 0x8b, 0x41, 0x9a, 0x6f, 0x9b, 0x17, 0x93, 0xc0, 0x50, 0x3f, 0x21},
{ // sd_card_custom_storage_key_source
0x6b, 0x8f, 0xd2, 0x6c, 0x76, 0x5b, 0x7c, 0x67, 0x70, 0x0c, 0x68, 0x54, 0x90, 0x8e, 0xbe, 0x88,
0x45, 0xb0, 0x55, 0xa6, 0xbb, 0xbb, 0xea, 0x0c, 0x06, 0x3a, 0x85, 0x04, 0x12, 0xd4, 0xca, 0x53},
{ // sd_card_kek_source
0x6B, 0x2E, 0xD8, 0x77, 0xC2, 0xC5, 0x23, 0x34, 0xAC, 0x51, 0xE5, 0x9A, 0xBF, 0xA7, 0xEC, 0x45,
0x7F, 0x4A, 0x7D, 0x01, 0xE4, 0x62, 0x91, 0xE9, 0xF2, 0xEA, 0xA4, 0x5F, 0x01, 0x1D, 0x24, 0xB7},
{ // sd_card_nca_key_source
0x2E, 0x75, 0x1C, 0xEC, 0xF7, 0xD9, 0x3A, 0x2B, 0x95, 0x7B, 0xD5, 0xFF, 0xCB, 0x08, 0x2F, 0xD0,
0x38, 0xCC, 0x28, 0x53, 0x21, 0x9D, 0xD3, 0x09, 0x2C, 0x6D, 0xAB, 0x98, 0x38, 0xF5, 0xA7, 0xCC},
{ // sd_card_save_key_source
0xD4, 0x82, 0x74, 0x35, 0x63, 0xD3, 0xEA, 0x5D, 0xCD, 0xC3, 0xB7, 0x4E, 0x97, 0xC9, 0xAC, 0x8A,
0x34, 0x21, 0x64, 0xFA, 0x04, 0x1A, 0x1D, 0xC8, 0x0F, 0x17, 0xF6, 0xD3, 0x1E, 0x4B, 0xC0, 0x1C}
};
static const u8 es_hashes_sha256[3][0x20] = {
{ // eticket_rsa_kek
0xB7, 0x1D, 0xB2, 0x71, 0xDC, 0x33, 0x8D, 0xF3, 0x80, 0xAA, 0x2C, 0x43, 0x35, 0xEF, 0x88, 0x73,
0xB1, 0xAF, 0xD4, 0x08, 0xE8, 0x0B, 0x35, 0x82, 0xD8, 0x71, 0x9F, 0xC8, 0x1C, 0x5E, 0x51, 0x1C},
{ // eticket_rsa_kekek
0xE8, 0x96, 0x5A, 0x18, 0x7D, 0x30, 0xE5, 0x78, 0x69, 0xF5, 0x62, 0xD0, 0x43, 0x83, 0xC9, 0x96,
0xDE, 0x48, 0x7B, 0xBA, 0x57, 0x61, 0x36, 0x3D, 0x2D, 0x4D, 0x32, 0x39, 0x18, 0x66, 0xA8, 0x5C},
{ // ssl_rsa_kek_source_x
0x69, 0xA0, 0x8E, 0x62, 0xE0, 0xAE, 0x50, 0x7B, 0xB5, 0xDA, 0x0E, 0x65, 0x17, 0x9A, 0xE3, 0xBE,
0x05, 0x1F, 0xED, 0x3C, 0x49, 0x94, 0x1D, 0xF4, 0xEF, 0x29, 0x56, 0xD3, 0x6D, 0x30, 0x11, 0x0C}
};
static const u8 ssl_hashes_sha256[2][0x20] = {
{ // ssl_rsa_kek_source_x
0x69, 0xA0, 0x8E, 0x62, 0xE0, 0xAE, 0x50, 0x7B, 0xB5, 0xDA, 0x0E, 0x65, 0x17, 0x9A, 0xE3, 0xBE,
0x05, 0x1F, 0xED, 0x3C, 0x49, 0x94, 0x1D, 0xF4, 0xEF, 0x29, 0x56, 0xD3, 0x6D, 0x30, 0x11, 0x0C},
{ // ssl_rsa_kek_source_y
0x1C, 0x86, 0xF3, 0x63, 0x26, 0x54, 0x17, 0xD4, 0x99, 0x22, 0x9E, 0xB1, 0xC4, 0xAD, 0xC7, 0x47,
0x9B, 0x2A, 0x15, 0xF9, 0x31, 0x26, 0x1F, 0x31, 0xEE, 0x67, 0x76, 0xAE, 0xB4, 0xC7, 0x65, 0x42}
};

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source/keys/keys.c
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/*
* Copyright (c) 2019 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/>.
*/
#ifndef _KEYS_H_
#define _KEYS_H_
void dump_keys();
#endif

821
source/keys/save.c
View File

@@ -1,821 +0,0 @@
#include <string.h>
#include "save.h"
#include "../gfx/gfx.h"
#include "../mem/heap.h"
#include "../sec/se.h"
#include "../utils/types.h"
#include "../utils/util.h"
#define REMAP_ENTRY_LENGTH 0x20
static inline void save_bitmap_set_bit(void *buffer, size_t bit_offset) {
*((uint8_t *)buffer + (bit_offset >> 3)) |= 1 << (bit_offset & 7);
}
static inline void save_bitmap_clear_bit(void *buffer, size_t bit_offset) {
*((uint8_t *)buffer + (bit_offset >> 3)) &= ~(uint8_t)(1 << (bit_offset & 7));
}
static inline uint8_t save_bitmap_check_bit(const void *buffer, size_t bit_offset) {
return *((uint8_t *)buffer + (bit_offset >> 3)) & (1 << (bit_offset & 7));
}
void save_duplex_storage_init(duplex_storage_ctx_t *ctx, duplex_fs_layer_info_t *layer, void *bitmap, uint64_t bitmap_size) {
ctx->data_a = layer->data_a;
ctx->data_b = layer->data_b;
ctx->bitmap_storage = (uint8_t *)bitmap;
ctx->block_size = 1 << layer->info.block_size_power;
ctx->bitmap.data = ctx->bitmap_storage;
ctx->bitmap.bitmap = malloc(bitmap_size >> 3);
uint32_t bits_remaining = bitmap_size;
uint32_t bitmap_pos = 0;
uint32_t *buffer_pos = (uint32_t *)bitmap;
while (bits_remaining) {
uint32_t bits_to_read = bits_remaining < 32 ? bits_remaining : 32;
uint32_t val = *buffer_pos;
for (uint32_t i = 0; i < bits_to_read; i++) {
if (val & 0x80000000)
save_bitmap_set_bit(ctx->bitmap.bitmap, bitmap_pos);
else
save_bitmap_clear_bit(ctx->bitmap.bitmap, bitmap_pos);
bitmap_pos++;
bits_remaining--;
val <<= 1;
}
buffer_pos++;
}
}
uint32_t save_duplex_storage_read(duplex_storage_ctx_t *ctx, void *buffer, uint64_t offset, size_t count) {
uint64_t in_pos = offset;
uint32_t out_pos = 0;
uint32_t remaining = count;
while (remaining) {
uint32_t block_num = (uint32_t)(in_pos / ctx->block_size);
uint32_t block_pos = (uint32_t)(in_pos % ctx->block_size);
uint32_t bytes_to_read = ctx->block_size - block_pos < remaining ? ctx->block_size - block_pos : remaining;
uint8_t *data = save_bitmap_check_bit(ctx->bitmap.bitmap, block_num) ? ctx->data_b : ctx->data_a;
memcpy((uint8_t *)buffer + out_pos, data + in_pos, bytes_to_read);
out_pos += bytes_to_read;
in_pos += bytes_to_read;
remaining -= bytes_to_read;
}
return out_pos;
}
remap_segment_ctx_t *save_remap_init_segments(remap_header_t *header, remap_entry_ctx_t *map_entries, uint32_t num_map_entries) {
remap_segment_ctx_t *segments = malloc(sizeof(remap_segment_ctx_t) * header->map_segment_count);
unsigned int entry_idx = 0;
for (unsigned int i = 0; i < header->map_segment_count; i++) {
remap_segment_ctx_t *seg = &segments[i];
seg->entries = malloc(sizeof(remap_entry_ctx_t));
memcpy(seg->entries, &map_entries[entry_idx], sizeof(remap_entry_ctx_t));
seg->offset = map_entries[entry_idx].virtual_offset;
map_entries[entry_idx].segment = seg;
seg->entry_count = 1;
entry_idx++;
while (entry_idx < num_map_entries && map_entries[entry_idx - 1].virtual_offset_end == map_entries[entry_idx].virtual_offset) {
map_entries[entry_idx].segment = seg;
map_entries[entry_idx - 1].next = &map_entries[entry_idx];
seg->entries = malloc(sizeof(remap_entry_ctx_t));
memcpy(seg->entries, &map_entries[entry_idx], sizeof(remap_entry_ctx_t));
seg->entry_count++;
entry_idx++;
}
seg->length = seg->entries[seg->entry_count - 1].virtual_offset_end - seg->entries[0].virtual_offset;
}
return segments;
}
remap_entry_ctx_t *save_remap_get_map_entry(remap_storage_ctx_t *ctx, uint64_t offset) {
uint32_t segment_idx = (uint32_t)(offset >> (64 - ctx->header->segment_bits));
if (segment_idx < ctx->header->map_segment_count) {
for (unsigned int i = 0; i < ctx->segments[segment_idx].entry_count; i++)
if (ctx->segments[segment_idx].entries[i].virtual_offset_end > offset)
return &ctx->segments[segment_idx].entries[i];
}
return NULL;
}
uint32_t save_remap_read(remap_storage_ctx_t *ctx, void *buffer, uint64_t offset, size_t count) {
remap_entry_ctx_t *entry = save_remap_get_map_entry(ctx, offset);
uint64_t in_pos = offset;
uint32_t out_pos = 0;
uint32_t remaining = count;
while (remaining) {
uint64_t entry_pos = in_pos - entry->virtual_offset;
uint32_t bytes_to_read = entry->virtual_offset_end - in_pos < remaining ? (uint32_t)(entry->virtual_offset_end - in_pos) : remaining;
switch (ctx->type) {
case STORAGE_BYTES:
f_lseek(ctx->file, ctx->base_storage_offset + entry->physical_offset + entry_pos);
f_read(ctx->file, (uint8_t *)buffer + out_pos, bytes_to_read, NULL);
break;
case STORAGE_DUPLEX:
save_duplex_storage_read(ctx->duplex, (uint8_t *)buffer + out_pos, ctx->base_storage_offset + entry->physical_offset + entry_pos, bytes_to_read);
break;
default:
break;
}
out_pos += bytes_to_read;
in_pos += bytes_to_read;
remaining -= bytes_to_read;
if (in_pos >= entry->virtual_offset_end)
entry = entry->next;
}
return out_pos;
}
uint32_t save_journal_storage_read(journal_storage_ctx_t *ctx, remap_storage_ctx_t *remap, void *buffer, uint64_t offset, size_t count) {
uint64_t in_pos = offset;
uint32_t out_pos = 0;
uint32_t remaining = count;
while (remaining) {
uint32_t block_num = (uint32_t)(in_pos / ctx->block_size);
uint32_t block_pos = (uint32_t)(in_pos % ctx->block_size);
uint64_t physical_offset = ctx->map.entries[block_num].physical_index * ctx->block_size + block_pos;
uint32_t bytes_to_read = ctx->block_size - block_pos < remaining ? ctx->block_size - block_pos : remaining;
save_remap_read(remap, (uint8_t *)buffer + out_pos, ctx->journal_data_offset + physical_offset, bytes_to_read);
out_pos += bytes_to_read;
in_pos += bytes_to_read;
remaining -= bytes_to_read;
}
return out_pos;
}
void save_ivfc_storage_init(hierarchical_integrity_verification_storage_ctx_t *ctx, uint64_t master_hash_offset, ivfc_save_hdr_t *ivfc) {
ivfc_level_save_ctx_t *levels = ctx->levels;
levels[0].type = STORAGE_BYTES;
levels[0].hash_offset = master_hash_offset;
for (unsigned int i = 1; i < 4; i++) {
ivfc_level_hdr_t *level = &ivfc->level_headers[i - 1];
levels[i].type = STORAGE_REMAP;
levels[i].data_offset = level->logical_offset;
levels[i].data_size = level->hash_data_size;
}
if (ivfc->num_levels == 5) {
ivfc_level_hdr_t *data_level = &ivfc->level_headers[ivfc->num_levels - 2];
levels[ivfc->num_levels - 1].type = STORAGE_JOURNAL;
levels[ivfc->num_levels - 1].data_offset = data_level->logical_offset;
levels[ivfc->num_levels - 1].data_size = data_level->hash_data_size;
}
struct salt_source_t {
char string[50];
uint32_t length;
};
static struct salt_source_t salt_sources[6] = {
{"HierarchicalIntegrityVerificationStorage::Master", 48},
{"HierarchicalIntegrityVerificationStorage::L1", 44},
{"HierarchicalIntegrityVerificationStorage::L2", 44},
{"HierarchicalIntegrityVerificationStorage::L3", 44},
{"HierarchicalIntegrityVerificationStorage::L4", 44},
{"HierarchicalIntegrityVerificationStorage::L5", 44}
};
integrity_verification_info_ctx_t init_info[ivfc->num_levels];
init_info[0].data = &levels[0];
init_info[0].block_size = 0;
for (unsigned int i = 1; i < ivfc->num_levels; i++) {
init_info[i].data = &levels[i];
init_info[i].block_size = 1 << ivfc->level_headers[i - 1].block_size;
se_calc_hmac_sha256(init_info[i].salt, ivfc->salt_source, 0x20, salt_sources[i - 1].string, salt_sources[i - 1].length);
}
ctx->integrity_storages[0].next_level = NULL;
ctx->level_validities = malloc(sizeof(validity_t *) * (ivfc->num_levels - 1));
for (unsigned int i = 1; i < ivfc->num_levels; i++) {
integrity_verification_storage_ctx_t *level_data = &ctx->integrity_storages[i - 1];
level_data->hash_storage = &levels[i - 1];
level_data->base_storage = &levels[i];
level_data->sector_size = init_info[i].block_size;
level_data->_length = init_info[i].data->data_size;
level_data->sector_count = (level_data->_length + level_data->sector_size - 1) / level_data->sector_size;
memcpy(level_data->salt, init_info[i].salt, 0x20);
level_data->block_validities = calloc(1, sizeof(validity_t) * level_data->sector_count);
ctx->level_validities[i - 1] = level_data->block_validities;
if (i > 1) {
level_data->next_level = &ctx->integrity_storages[i - 2];
}
}
ctx->data_level = &levels[ivfc->num_levels - 1];
ctx->_length = ctx->integrity_storages[ivfc->num_levels - 2]._length;
}
size_t save_ivfc_level_fread(ivfc_level_save_ctx_t *ctx, void *buffer, uint64_t offset, size_t count) {
switch (ctx->type) {
case STORAGE_BYTES:
f_lseek(ctx->save_ctx->file, ctx->hash_offset + offset);
UINT br = 0;
f_read(ctx->save_ctx->file, buffer, count, &br);
return br;
case STORAGE_REMAP:
save_remap_read(&ctx->save_ctx->meta_remap_storage, buffer, ctx->data_offset + offset, count);
return count;
case STORAGE_JOURNAL:
save_journal_storage_read(&ctx->save_ctx->journal_storage, &ctx->save_ctx->data_remap_storage, buffer, ctx->data_offset + offset, count);
return count;
default:
return 0;
}
}
void save_ivfc_storage_read(integrity_verification_storage_ctx_t *ctx, void *buffer, uint64_t offset, size_t count, uint32_t verify) {
if (count > ctx->sector_size) {
EPRINTF("IVFC read exceeds sector size!\n");
}
uint64_t block_index = offset / ctx->sector_size;
if (ctx->block_validities[block_index] == VALIDITY_INVALID && verify) {
EPRINTFARGS("Hash error from previous check\n found at offset %x count %x!\n", (u32)offset, count);
}
uint8_t hash_buffer[0x20] = {0};
uint8_t zeroes[0x20] = {0};
uint64_t hash_pos = block_index * 0x20;
if (ctx->next_level) {
save_ivfc_storage_read(ctx->next_level, hash_buffer, hash_pos, 0x20, verify);
} else {
save_ivfc_level_fread(ctx->hash_storage, hash_buffer, hash_pos, 0x20);
}
if (!memcmp(hash_buffer, zeroes, 0x20)) {
memset(buffer, 0, count);
ctx->block_validities[block_index] = VALIDITY_VALID;
return;
}
save_ivfc_level_fread(ctx->base_storage, buffer, offset, count);
if (!(verify && ctx->block_validities[block_index] == VALIDITY_UNCHECKED)) {
return;
}
uint8_t hash[0x20] = {0};
uint8_t *data_buffer = calloc(1, ctx->sector_size + 0x20);
memcpy(data_buffer, ctx->salt, 0x20);
memcpy(data_buffer + 0x20, buffer, count);
se_calc_sha256(hash, data_buffer, ctx->sector_size + 0x20);
hash[0x1F] |= 0x80;
free(data_buffer);
if (memcmp(hash_buffer, hash, 0x20)) {
ctx->block_validities[block_index] = VALIDITY_INVALID;
} else {
ctx->block_validities[block_index] = VALIDITY_VALID;
}
if (ctx->block_validities[block_index] == VALIDITY_INVALID && verify) {
EPRINTFARGS("Hash error from current check\n found at offset %x count %x!\n", (u32)offset, count);
}
}
uint32_t save_allocation_table_read_entry_with_length(allocation_table_ctx_t *ctx, allocation_table_entry_t *entry) {
uint32_t length = 1;
uint32_t entry_index = allocation_table_block_to_entry_index(entry->next);
allocation_table_entry_t *entries = (allocation_table_entry_t *)((uint8_t *)(ctx->base_storage) + entry_index * SAVE_FAT_ENTRY_SIZE);
if ((entries[0].next & 0x80000000) == 0) {
if (entries[0].prev & 0x80000000 && entries[0].prev != 0x80000000) {
EPRINTF("Invalid range entry in allocation table!\n");
}
} else {
length = entries[1].next - entry_index + 1;
}
if (allocation_table_is_list_end(&entries[0])) {
entry->next = 0xFFFFFFFF;
} else {
entry->next = allocation_table_entry_index_to_block(allocation_table_get_next(&entries[0]));
}
if (allocation_table_is_list_start(&entries[0])) {
entry->prev = 0xFFFFFFFF;
} else {
entry->prev = allocation_table_entry_index_to_block(allocation_table_get_prev(&entries[0]));
}
return length;
}
uint32_t save_allocation_table_get_list_length(allocation_table_ctx_t *ctx, uint32_t block_index) {
allocation_table_entry_t entry;
entry.next = block_index;
uint32_t total_length = 0;
uint32_t table_size = ctx->header->allocation_table_block_count;
uint32_t nodes_iterated = 0;
while (entry.next != 0xFFFFFFFF) {
total_length += save_allocation_table_read_entry_with_length(ctx, &entry);
nodes_iterated++;
if (nodes_iterated > table_size) {
EPRINTF("Cycle detected in allocation table!\n");
return 0;
}
}
return total_length;
}
uint64_t save_allocation_table_get_free_space_size(save_filesystem_ctx_t *ctx) {
uint32_t free_list_start = save_allocation_table_get_free_list_block_index(&ctx->allocation_table);
if (free_list_start == 0xFFFFFFFF) return 0;
return ctx->header->block_size * save_allocation_table_get_list_length(&ctx->allocation_table, free_list_start);
}
void save_allocation_table_iterator_begin(allocation_table_iterator_ctx_t *ctx, allocation_table_ctx_t *table, uint32_t initial_block) {
ctx->fat = table;
ctx->physical_block = initial_block;
ctx->virtual_block = 0;
allocation_table_entry_t entry;
entry.next = initial_block;
ctx->current_segment_size = save_allocation_table_read_entry_with_length(ctx->fat, &entry);
ctx->next_block = entry.next;
ctx->prev_block = entry.prev;
if (ctx->prev_block != 0xFFFFFFFF) {
EPRINTFARGS("Attempted to start FAT iteration from\n invalid block %x!\n", initial_block);
}
}
int save_allocation_table_iterator_move_next(allocation_table_iterator_ctx_t *ctx) {
if (ctx->next_block == 0xFFFFFFFF) return 0;
ctx->virtual_block += ctx->current_segment_size;
ctx->physical_block = ctx->next_block;
allocation_table_entry_t entry;
entry.next = ctx->next_block;
ctx->current_segment_size = save_allocation_table_read_entry_with_length(ctx->fat, &entry);
ctx->next_block = entry.next;
ctx->prev_block = entry.prev;
return 1;
}
int save_allocation_table_iterator_move_prev(allocation_table_iterator_ctx_t *ctx) {
if (ctx->prev_block == 0xFFFFFFFF) return 0;
ctx->physical_block = ctx->prev_block;
allocation_table_entry_t entry;
entry.next = ctx->prev_block;
ctx->current_segment_size = save_allocation_table_read_entry_with_length(ctx->fat, &entry);
ctx->next_block = entry.next;
ctx->prev_block = entry.prev;
ctx->virtual_block -= ctx->current_segment_size;
return 1;
}
int save_allocation_table_iterator_seek(allocation_table_iterator_ctx_t *ctx, uint32_t block) {
while (1) {
if (block < ctx->virtual_block) {
if (!save_allocation_table_iterator_move_prev(ctx)) return 0;
} else if (block >= ctx->virtual_block + ctx->current_segment_size) {
if (!save_allocation_table_iterator_move_next(ctx)) return 0;
} else {
return 1;
}
}
}
uint32_t save_allocation_table_storage_read(allocation_table_storage_ctx_t *ctx, void *buffer, uint64_t offset, size_t count) {
allocation_table_iterator_ctx_t iterator;
save_allocation_table_iterator_begin(&iterator, ctx->fat, ctx->initial_block);
uint64_t in_pos = offset;
uint32_t out_pos = 0;
uint32_t remaining = count;
while (remaining) {
uint32_t block_num = (uint32_t)(in_pos / ctx->block_size);
save_allocation_table_iterator_seek(&iterator, block_num);
uint32_t segment_pos = (uint32_t)(in_pos - (uint64_t)iterator.virtual_block * ctx->block_size);
uint64_t physical_offset = iterator.physical_block * ctx->block_size + segment_pos;
uint32_t remaining_in_segment = iterator.current_segment_size * ctx->block_size - segment_pos;
uint32_t bytes_to_read = remaining < remaining_in_segment ? remaining : remaining_in_segment;
uint32_t sector_size = ctx->base_storage->integrity_storages[3].sector_size;
uint32_t chunk_remaining = bytes_to_read;
for (unsigned int i = 0; i < bytes_to_read; i += sector_size) {
uint32_t bytes_to_request = chunk_remaining < sector_size ? chunk_remaining : sector_size;
save_ivfc_storage_read(&ctx->base_storage->integrity_storages[3], (uint8_t *)buffer + out_pos + i, physical_offset + i, bytes_to_request, ctx->base_storage->data_level->save_ctx->tool_ctx.action & ACTION_VERIFY);
chunk_remaining -= bytes_to_request;
}
out_pos += bytes_to_read;
in_pos += bytes_to_read;
remaining -= bytes_to_read;
}
return out_pos;
}
uint32_t save_fs_list_get_capacity(save_filesystem_list_ctx_t *ctx) {
if (!ctx->capacity)
save_allocation_table_storage_read(&ctx->storage, &ctx->capacity, 4, 4);
return ctx->capacity;
}
uint32_t save_fs_list_read_entry(save_filesystem_list_ctx_t *ctx, uint32_t index, save_fs_list_entry_t *entry) {
return save_allocation_table_storage_read(&ctx->storage, entry, index * SAVE_FS_LIST_ENTRY_SIZE, SAVE_FS_LIST_ENTRY_SIZE);
}
int save_fs_list_get_value(save_filesystem_list_ctx_t *ctx, uint32_t index, save_fs_list_entry_t *value) {
if (index >= save_fs_list_get_capacity(ctx)) {
return 0;
}
save_fs_list_read_entry(ctx, index, value);
return 1;
}
uint32_t save_fs_get_index_from_key(save_filesystem_list_ctx_t *ctx, save_entry_key_t *key, uint32_t *prev_index) {
save_fs_list_entry_t entry;
uint32_t capacity = save_fs_list_get_capacity(ctx);
save_fs_list_read_entry(ctx, ctx->used_list_head_index, &entry);
uint32_t prev;
if (!prev_index) {
prev_index = &prev;
}
*prev_index = ctx->used_list_head_index;
uint32_t index = entry.next;
while (index) {
if (index > capacity) {
EPRINTFARGS("Save entry index %d out of range!", index);
}
save_fs_list_read_entry(ctx, index, &entry);
if (entry.parent == key->parent && !strcmp(entry.name, key->name)) {
return index;
}
*prev_index = index;
index = entry.next;
}
*prev_index = 0xFFFFFFFF;
return 0xFFFFFFFF;
}
int save_hierarchical_file_table_find_path_recursive(hierarchical_save_file_table_ctx_t *ctx, save_entry_key_t *key, char *path) {
key->parent = 0;
char *pos = strchr(path, '/');
while (pos) {
memset(key->name, 0, SAVE_FS_LIST_MAX_NAME_LENGTH);
char *tmp = strchr(pos, '/');
if (!tmp) {
memcpy(key->name, pos, strlen(pos));
break;
}
memcpy(key->name, pos, tmp - pos);
key->parent = save_fs_get_index_from_key(&ctx->directory_table, key, NULL);
if (key->parent == 0xFFFFFFFF)
return 0;
pos = tmp + 1;
}
return 1;
}
int save_hierarchical_file_table_find_next_file(hierarchical_save_file_table_ctx_t *ctx, save_find_position_t *position, save_file_info_t *info, char *name) {
if (position->next_file == 0) {
return 0;
}
save_fs_list_entry_t entry;
if(!save_fs_list_get_value(&ctx->file_table, position->next_file, &entry)) {
return 0;
}
position->next_file = entry.value.next_sibling;
memcpy(name, &entry.name, SAVE_FS_LIST_MAX_NAME_LENGTH);
memcpy(info, &entry.value.save_file_info, sizeof(save_file_info_t));
return 1;
}
int save_hierarchical_file_table_find_next_directory(hierarchical_save_file_table_ctx_t *ctx, save_find_position_t *position, char *name) {
if (position->next_directory == 0) {
return 0;
}
save_fs_list_entry_t entry;
if(!save_fs_list_get_value(&ctx->directory_table, position->next_directory, &entry)) {
return 0;
}
position->next_directory = entry.value.next_sibling;
memcpy(name, &entry.name, SAVE_FS_LIST_MAX_NAME_LENGTH);
return 1;
}
int save_hierarchical_file_table_get_file_entry_by_path(hierarchical_save_file_table_ctx_t *ctx, char *path, save_fs_list_entry_t *entry) {
save_entry_key_t key;
if (!save_hierarchical_file_table_find_path_recursive(ctx, &key, path)) {
EPRINTF("Unable to locate file.");
return 0;
}
u32 index = save_fs_get_index_from_key(&ctx->file_table, &key, NULL);
if (index == 0xFFFFFFFF) {
EPRINTF("Unable to get table index for file.");
return 0;
}
if (!save_fs_list_get_value(&ctx->file_table, index, entry)) {
EPRINTF("Unable to get file entry from index.");
return 0;
}
return 1;
}
void save_open_fat_storage(save_filesystem_ctx_t *ctx, allocation_table_storage_ctx_t *storage_ctx, uint32_t block_index) {
storage_ctx->base_storage = ctx->base_storage;
storage_ctx->fat = &ctx->allocation_table;
storage_ctx->block_size = (uint32_t)ctx->header->block_size;
storage_ctx->initial_block = block_index;
storage_ctx->_length = block_index == 0xFFFFFFFF ? 0 : save_allocation_table_get_list_length(storage_ctx->fat, block_index) * storage_ctx->block_size;
}
void save_filesystem_init(save_filesystem_ctx_t *ctx, void *fat, save_fs_header_t *save_fs_header, fat_header_t *fat_header) {
ctx->allocation_table.base_storage = fat;
ctx->allocation_table.header = fat_header;
ctx->allocation_table.free_list_entry_index = 0;
ctx->header = save_fs_header;
save_open_fat_storage(ctx, &ctx->file_table.directory_table.storage, fat_header->directory_table_block);
save_open_fat_storage(ctx, &ctx->file_table.file_table.storage, fat_header->file_table_block);
ctx->file_table.file_table.free_list_head_index = 0;
ctx->file_table.file_table.used_list_head_index = 1;
ctx->file_table.directory_table.free_list_head_index = 0;
ctx->file_table.directory_table.used_list_head_index = 1;
}
validity_t save_ivfc_validate(hierarchical_integrity_verification_storage_ctx_t *ctx, ivfc_save_hdr_t *ivfc) {
validity_t result = VALIDITY_VALID;
for (unsigned int i = 0; i < ivfc->num_levels - 1 && result != VALIDITY_INVALID; i++) {
integrity_verification_storage_ctx_t *storage = &ctx->integrity_storages[i];
uint64_t block_size = storage->sector_size;
uint32_t block_count = (uint32_t)((storage->_length + block_size - 1) / block_size);
uint8_t *buffer = malloc(block_size);
for (unsigned int j = 0; j < block_count; j++) {
if (ctx->level_validities[ivfc->num_levels - 2][j] == VALIDITY_UNCHECKED) {
uint32_t to_read = storage->_length - block_size * j < block_size ? storage->_length - block_size * j : block_size;
save_ivfc_storage_read(storage, buffer, block_size * j, to_read, 1);
}
if (ctx->level_validities[ivfc->num_levels - 2][j] == VALIDITY_INVALID) {
result = VALIDITY_INVALID;
break;
}
}
free(buffer);
}
return result;
}
void save_ivfc_set_level_validities(hierarchical_integrity_verification_storage_ctx_t *ctx, ivfc_save_hdr_t *ivfc) {
for (unsigned int i = 0; i < ivfc->num_levels - 1; i++) {
validity_t level_validity = VALIDITY_VALID;
for (unsigned int j = 0; j < ctx->integrity_storages[i].sector_count; j++) {
if (ctx->level_validities[i][j] == VALIDITY_INVALID) {
level_validity = VALIDITY_INVALID;
break;
}
if (ctx->level_validities[i][j] == VALIDITY_UNCHECKED && level_validity != VALIDITY_INVALID) {
level_validity = VALIDITY_UNCHECKED;
}
}
ctx->levels[i].hash_validity = level_validity;
}
}
validity_t save_filesystem_verify(save_ctx_t *ctx) {
validity_t journal_validity = save_ivfc_validate(&ctx->core_data_ivfc_storage, &ctx->header.data_ivfc_header);
save_ivfc_set_level_validities(&ctx->core_data_ivfc_storage, &ctx->header.data_ivfc_header);
if (!ctx->fat_ivfc_storage.levels[0].save_ctx) return journal_validity;
validity_t fat_validity = save_ivfc_validate(&ctx->fat_ivfc_storage, &ctx->header.fat_ivfc_header);
save_ivfc_set_level_validities(&ctx->fat_ivfc_storage, &ctx->header.fat_ivfc_header);
if (journal_validity != VALIDITY_VALID) return journal_validity;
if (fat_validity != VALIDITY_VALID) return fat_validity;
return journal_validity;
}
void save_process(save_ctx_t *ctx) {
/* Try to parse Header A. */
f_lseek(ctx->file, 0);
if (f_read(ctx->file, &ctx->header, sizeof(ctx->header), NULL)) {
EPRINTF("Failed to read save header!\n");
}
save_process_header(ctx);
if (ctx->header_hash_validity == VALIDITY_INVALID) {
/* Try to parse Header B. */
f_lseek(ctx->file, 0x4000);
if (f_read(ctx->file, &ctx->header, sizeof(ctx->header), NULL)) {
EPRINTF("Failed to read save header!\n");
}
save_process_header(ctx);
if (ctx->header_hash_validity == VALIDITY_INVALID) {
EPRINTF("Error: Save header is invalid!\n");
}
}
unsigned char cmac[0x10];
memset(cmac, 0, 0x10);
se_aes_key_set(3, ctx->save_mac_key, 0x10);
se_aes_cmac(3, cmac, 0x10, &ctx->header.layout, sizeof(ctx->header.layout));
if (memcmp(cmac, &ctx->header.cmac, 0x10) == 0) {
ctx->header_cmac_validity = VALIDITY_VALID;
} else {
ctx->header_cmac_validity = VALIDITY_INVALID;
}
/* Initialize remap storages. */
ctx->data_remap_storage.type = STORAGE_BYTES;
ctx->data_remap_storage.base_storage_offset = ctx->header.layout.file_map_data_offset;
ctx->data_remap_storage.header = &ctx->header.main_remap_header;
ctx->data_remap_storage.map_entries = malloc(sizeof(remap_entry_ctx_t) * ctx->data_remap_storage.header->map_entry_count);
ctx->data_remap_storage.file = ctx->file;
f_lseek(ctx->file, ctx->header.layout.file_map_entry_offset);
for (unsigned int i = 0; i < ctx->data_remap_storage.header->map_entry_count; i++) {
f_read(ctx->file, &ctx->data_remap_storage.map_entries[i], 0x20, NULL);
ctx->data_remap_storage.map_entries[i].physical_offset_end = ctx->data_remap_storage.map_entries[i].physical_offset + ctx->data_remap_storage.map_entries[i].size;
ctx->data_remap_storage.map_entries[i].virtual_offset_end = ctx->data_remap_storage.map_entries[i].virtual_offset + ctx->data_remap_storage.map_entries[i].size;
}
/* Initialize data remap storage. */
ctx->data_remap_storage.segments = save_remap_init_segments(ctx->data_remap_storage.header, ctx->data_remap_storage.map_entries, ctx->data_remap_storage.header->map_entry_count);
/* Initialize duplex storage. */
ctx->duplex_layers[0].data_a = (uint8_t *)&ctx->header + ctx->header.layout.duplex_master_offset_a;
ctx->duplex_layers[0].data_b = (uint8_t *)&ctx->header + ctx->header.layout.duplex_master_offset_b;
memcpy(&ctx->duplex_layers[0].info, &ctx->header.duplex_header.layers[0], sizeof(duplex_info_t));
ctx->duplex_layers[1].data_a = malloc(ctx->header.layout.duplex_l1_size);
save_remap_read(&ctx->data_remap_storage, ctx->duplex_layers[1].data_a, ctx->header.layout.duplex_l1_offset_a, ctx->header.layout.duplex_l1_size);
ctx->duplex_layers[1].data_b = malloc(ctx->header.layout.duplex_l1_size);
save_remap_read(&ctx->data_remap_storage, ctx->duplex_layers[1].data_b, ctx->header.layout.duplex_l1_offset_b, ctx->header.layout.duplex_l1_size);
memcpy(&ctx->duplex_layers[1].info, &ctx->header.duplex_header.layers[1], sizeof(duplex_info_t));
ctx->duplex_layers[2].data_a = malloc(ctx->header.layout.duplex_data_size);
save_remap_read(&ctx->data_remap_storage, ctx->duplex_layers[2].data_a, ctx->header.layout.duplex_data_offset_a, ctx->header.layout.duplex_data_size);
ctx->duplex_layers[2].data_b = malloc(ctx->header.layout.duplex_data_size);
save_remap_read(&ctx->data_remap_storage, ctx->duplex_layers[2].data_b, ctx->header.layout.duplex_data_offset_b, ctx->header.layout.duplex_data_size);
memcpy(&ctx->duplex_layers[2].info, &ctx->header.duplex_header.layers[2], sizeof(duplex_info_t));
/* Initialize hierarchical duplex storage. */
uint8_t *bitmap = ctx->header.layout.duplex_index == 1 ? ctx->duplex_layers[0].data_b : ctx->duplex_layers[0].data_a;
save_duplex_storage_init(&ctx->duplex_storage.layers[0], &ctx->duplex_layers[1], bitmap, ctx->header.layout.duplex_master_size);
ctx->duplex_storage.layers[0]._length = ctx->header.layout.duplex_l1_size;
bitmap = malloc(ctx->duplex_storage.layers[0]._length);
save_duplex_storage_read(&ctx->duplex_storage.layers[0], bitmap, 0, ctx->duplex_storage.layers[0]._length);
save_duplex_storage_init(&ctx->duplex_storage.layers[1], &ctx->duplex_layers[2], bitmap, ctx->duplex_storage.layers[0]._length);
ctx->duplex_storage.layers[1]._length = ctx->header.layout.duplex_data_size;
ctx->duplex_storage.data_layer = ctx->duplex_storage.layers[1];
/* Initialize meta remap storage. */
ctx->meta_remap_storage.type = STORAGE_DUPLEX;
ctx->meta_remap_storage.duplex = &ctx->duplex_storage.data_layer;
ctx->meta_remap_storage.header = &ctx->header.meta_remap_header;
ctx->meta_remap_storage.map_entries = malloc(sizeof(remap_entry_ctx_t) * ctx->meta_remap_storage.header->map_entry_count);
ctx->meta_remap_storage.file = ctx->file;
f_lseek(ctx->file, ctx->header.layout.meta_map_entry_offset);
for (unsigned int i = 0; i < ctx->meta_remap_storage.header->map_entry_count; i++) {
f_read(ctx->file, &ctx->meta_remap_storage.map_entries[i], 0x20, NULL);
ctx->meta_remap_storage.map_entries[i].physical_offset_end = ctx->meta_remap_storage.map_entries[i].physical_offset + ctx->meta_remap_storage.map_entries[i].size;
ctx->meta_remap_storage.map_entries[i].virtual_offset_end = ctx->meta_remap_storage.map_entries[i].virtual_offset + ctx->meta_remap_storage.map_entries[i].size;
}
ctx->meta_remap_storage.segments = save_remap_init_segments(ctx->meta_remap_storage.header, ctx->meta_remap_storage.map_entries, ctx->meta_remap_storage.header->map_entry_count);
/* Initialize journal map. */
ctx->journal_map_info.map_storage = malloc(ctx->header.layout.journal_map_table_size);
save_remap_read(&ctx->meta_remap_storage, ctx->journal_map_info.map_storage, ctx->header.layout.journal_map_table_offset, ctx->header.layout.journal_map_table_size);
/* Initialize journal storage. */
ctx->journal_storage.header = &ctx->header.journal_header;
ctx->journal_storage.journal_data_offset = ctx->header.layout.journal_data_offset;
ctx->journal_storage._length = ctx->journal_storage.header->total_size - ctx->journal_storage.header->journal_size;
ctx->journal_storage.file = ctx->file;
ctx->journal_storage.map.header = &ctx->header.map_header;
ctx->journal_storage.map.map_storage = ctx->journal_map_info.map_storage;
ctx->journal_storage.map.entries = malloc(sizeof(journal_map_entry_t) * ctx->journal_storage.map.header->main_data_block_count);
uint32_t *pos = (uint32_t *)ctx->journal_storage.map.map_storage;
for (unsigned int i = 0; i < ctx->journal_storage.map.header->main_data_block_count; i++) {
ctx->journal_storage.map.entries[i].virtual_index = i;
ctx->journal_storage.map.entries[i].physical_index = *pos & 0x7FFFFFFF;
pos += 2;
}
ctx->journal_storage.block_size = ctx->journal_storage.header->block_size;
ctx->journal_storage._length = ctx->journal_storage.header->total_size - ctx->journal_storage.header->journal_size;
/* Initialize core IVFC storage. */
for (unsigned int i = 0; i < 5; i++) {
ctx->core_data_ivfc_storage.levels[i].save_ctx = ctx;
}
save_ivfc_storage_init(&ctx->core_data_ivfc_storage, ctx->header.layout.ivfc_master_hash_offset_a, &ctx->header.data_ivfc_header);
/* Initialize FAT storage. */
if (ctx->header.layout.version < 0x50000) {
ctx->fat_storage = malloc(ctx->header.layout.fat_size);
save_remap_read(&ctx->meta_remap_storage, ctx->fat_storage, ctx->header.layout.fat_offset, ctx->header.layout.fat_size);
} else {
for (unsigned int i = 0; i < 5; i++) {
ctx->fat_ivfc_storage.levels[i].save_ctx = ctx;
}
save_ivfc_storage_init(&ctx->fat_ivfc_storage, ctx->header.layout.fat_ivfc_master_hash_a, &ctx->header.fat_ivfc_header);
ctx->fat_storage = malloc(ctx->fat_ivfc_storage._length);
save_remap_read(&ctx->meta_remap_storage, ctx->fat_storage, ctx->header.fat_ivfc_header.level_headers[ctx->header.fat_ivfc_header.num_levels - 2].logical_offset, ctx->fat_ivfc_storage._length);
}
if (ctx->tool_ctx.action & ACTION_VERIFY) {
save_filesystem_verify(ctx);
}
/* Initialize core save filesystem. */
ctx->save_filesystem_core.base_storage = &ctx->core_data_ivfc_storage;
save_filesystem_init(&ctx->save_filesystem_core, ctx->fat_storage, &ctx->header.save_header, &ctx->header.fat_header);
}
void save_process_header(save_ctx_t *ctx) {
if (ctx->header.layout.magic != MAGIC_DISF || ctx->header.duplex_header.magic != MAGIC_DPFS ||
ctx->header.data_ivfc_header.magic != MAGIC_IVFC || ctx->header.journal_header.magic != MAGIC_JNGL ||
ctx->header.save_header.magic != MAGIC_SAVE || ctx->header.main_remap_header.magic != MAGIC_RMAP ||
ctx->header.meta_remap_header.magic != MAGIC_RMAP) {
EPRINTF("Error: Save header is corrupt!\n");
}
ctx->data_ivfc_master = (uint8_t *)&ctx->header + ctx->header.layout.ivfc_master_hash_offset_a;
ctx->fat_ivfc_master = (uint8_t *)&ctx->header + ctx->header.layout.fat_ivfc_master_hash_a;
uint8_t hash[0x20];
se_calc_sha256(hash, &ctx->header.duplex_header, 0x3D00);
ctx->header_hash_validity = memcmp(hash, ctx->header.layout.hash, 0x20) == 0 ? VALIDITY_VALID : VALIDITY_INVALID;
ctx->header.data_ivfc_header.num_levels = 5;
if (ctx->header.layout.version >= 0x50000) {
ctx->header.fat_ivfc_header.num_levels = 4;
}
}
void save_free_contexts(save_ctx_t *ctx) {
for (unsigned int i = 0; i < ctx->data_remap_storage.header->map_segment_count; i++) {
for (unsigned int j = 0; j < ctx->data_remap_storage.segments[i].entry_count; j++) {
free(&ctx->data_remap_storage.segments[i].entries[j]);
}
}
free(ctx->data_remap_storage.segments);
for (unsigned int i = 0; i < ctx->meta_remap_storage.header->map_segment_count; i++) {
for (unsigned int j = 0; j < ctx->meta_remap_storage.segments[i].entry_count; j++) {
free(&ctx->meta_remap_storage.segments[i].entries[j]);
}
}
free(ctx->meta_remap_storage.segments);
free(ctx->data_remap_storage.map_entries);
free(ctx->meta_remap_storage.map_entries);
free(ctx->duplex_storage.layers[0].bitmap.bitmap);
free(ctx->duplex_storage.layers[1].bitmap.bitmap);
free(ctx->duplex_storage.layers[1].bitmap_storage);
for (unsigned int i = 1; i < 3; i++) {
free(ctx->duplex_layers[i].data_a);
free(ctx->duplex_layers[i].data_b);
}
free(ctx->journal_map_info.map_storage);
free(ctx->journal_storage.map.entries);
for (unsigned int i = 0; i < ctx->header.data_ivfc_header.num_levels - 1; i++) {
free(ctx->core_data_ivfc_storage.integrity_storages[i].block_validities);
}
free(ctx->core_data_ivfc_storage.level_validities);
if (ctx->header.layout.version >= 0x50000) {
for (unsigned int i = 0; i < ctx->header.fat_ivfc_header.num_levels - 1; i++) {
free(ctx->fat_ivfc_storage.integrity_storages[i].block_validities);
}
}
free(ctx->fat_ivfc_storage.level_validities);
free(ctx->fat_storage);
}

489
source/keys/save.h
View File

@@ -1,489 +0,0 @@
#ifndef _SAVE_H
#define _SAVE_H
#include <stddef.h>
#include <stdint.h>
#include "../libs/fatfs/ff.h"
#define SAVE_HEADER_SIZE 0x4000
#define SAVE_FAT_ENTRY_SIZE 8
#define SAVE_FS_LIST_MAX_NAME_LENGTH 0x40
#define SAVE_FS_LIST_ENTRY_SIZE 0x60
#define IVFC_MAX_LEVEL 6
#define MAGIC_DISF 0x46534944
#define MAGIC_DPFS 0x53465044
#define MAGIC_JNGL 0x4C474E4A
#define MAGIC_SAVE 0x45564153
#define MAGIC_RMAP 0x50414D52
#define MAGIC_IVFC 0x43465649
typedef enum {
VALIDITY_UNCHECKED = 0,
VALIDITY_INVALID,
VALIDITY_VALID
} validity_t;
typedef struct save_ctx_t save_ctx_t;
typedef struct {
uint32_t magic; /* DISF */
uint32_t version;
uint8_t hash[0x20];
uint64_t file_map_entry_offset;
uint64_t file_map_entry_size;
uint64_t meta_map_entry_offset;
uint64_t meta_map_entry_size;
uint64_t file_map_data_offset;
uint64_t file_map_data_size;
uint64_t duplex_l1_offset_a;
uint64_t duplex_l1_offset_b;
uint64_t duplex_l1_size;
uint64_t duplex_data_offset_a;
uint64_t duplex_data_offset_b;
uint64_t duplex_data_size;
uint64_t journal_data_offset;
uint64_t journal_data_size_a;
uint64_t journal_data_size_b;
uint64_t journal_size;
uint64_t duplex_master_offset_a;
uint64_t duplex_master_offset_b;
uint64_t duplex_master_size;
uint64_t ivfc_master_hash_offset_a;
uint64_t ivfc_master_hash_offset_b;
uint64_t ivfc_master_hash_size;
uint64_t journal_map_table_offset;
uint64_t journal_map_table_size;
uint64_t journal_physical_bitmap_offset;
uint64_t journal_physical_bitmap_size;
uint64_t journal_virtual_bitmap_offset;
uint64_t journal_virtual_bitmap_size;
uint64_t journal_free_bitmap_offset;
uint64_t journal_free_bitmap_size;
uint64_t ivfc_l1_offset;
uint64_t ivfc_l1_size;
uint64_t ivfc_l2_offset;
uint64_t ivfc_l2_size;
uint64_t ivfc_l3_offset;
uint64_t ivfc_l3_size;
uint64_t fat_offset;
uint64_t fat_size;
uint64_t duplex_index;
uint64_t fat_ivfc_master_hash_a;
uint64_t fat_ivfc_master_hash_b;
uint64_t fat_ivfc_l1_offset;
uint64_t fat_ivfc_l1_size;
uint64_t fat_ivfc_l2_offset;
uint64_t fat_ivfc_l2_size;
uint8_t _0x190[0x70];
} fs_layout_t;
#pragma pack(push, 1)
typedef struct {
uint64_t offset;
uint64_t length;
uint32_t block_size_power;
} duplex_info_t;
#pragma pack(pop)
typedef struct {
uint32_t magic; /* DPFS */
uint32_t version;
duplex_info_t layers[3];
} duplex_header_t;
typedef struct {
uint32_t version;
uint32_t main_data_block_count;
uint32_t journal_block_count;
uint32_t _0x0C;
} journal_map_header_t;
typedef struct {
uint32_t magic; /* JNGL */
uint32_t version;
uint64_t total_size;
uint64_t journal_size;
uint64_t block_size;
} journal_header_t;
typedef struct {
uint32_t magic; /* SAVE */
uint32_t version;
uint64_t block_count;
uint64_t block_size;
} save_fs_header_t;
typedef struct {
uint64_t block_size;
uint64_t allocation_table_offset;
uint32_t allocation_table_block_count;
uint32_t _0x14;
uint64_t data_offset;
uint32_t data_block_count;
uint32_t _0x24;
uint32_t directory_table_block;
uint32_t file_table_block;
} fat_header_t;
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;
#pragma pack(push, 1)
struct remap_entry_ctx_t {
uint64_t virtual_offset;
uint64_t physical_offset;
uint64_t size;
uint32_t alignment;
uint32_t _0x1C;
uint64_t virtual_offset_end;
uint64_t physical_offset_end;
remap_segment_ctx_t *segment;
remap_entry_ctx_t *next;
};
#pragma pack(pop)
struct remap_segment_ctx_t{
uint64_t offset;
uint64_t length;
remap_entry_ctx_t *entries;
uint64_t entry_count;
};
typedef struct {
uint8_t *data;
uint8_t *bitmap;
} duplex_bitmap_t;
typedef struct {
uint32_t block_size;
uint8_t *bitmap_storage;
uint8_t *data_a;
uint8_t *data_b;
duplex_bitmap_t bitmap;
uint64_t _length;
} duplex_storage_ctx_t;
enum base_storage_type {
STORAGE_BYTES = 0,
STORAGE_DUPLEX = 1,
STORAGE_REMAP = 2,
STORAGE_JOURNAL = 3
};
typedef struct {
remap_header_t *header;
remap_entry_ctx_t *map_entries;
remap_segment_ctx_t *segments;
enum base_storage_type type;
uint64_t base_storage_offset;
duplex_storage_ctx_t *duplex;
FIL *file;
} remap_storage_ctx_t;
typedef struct {
uint64_t title_id;
uint8_t user_id[0x10];
uint64_t save_id;
uint8_t save_data_type;
uint8_t _0x21[0x1F];
uint64_t save_owner_id;
uint64_t timestamp;
uint64_t _0x50;
uint64_t data_size;
uint64_t journal_size;
uint64_t commit_id;
} extra_data_t;
typedef struct {
uint64_t logical_offset;
uint64_t hash_data_size;
uint32_t block_size;
uint32_t reserved;
} ivfc_level_hdr_t;
typedef struct {
uint32_t magic;
uint32_t id;
uint32_t master_hash_size;
uint32_t num_levels;
ivfc_level_hdr_t level_headers[IVFC_MAX_LEVEL];
uint8_t salt_source[0x20];
} ivfc_save_hdr_t;
#pragma pack(push, 1)
typedef struct {
uint8_t cmac[0x10];
uint8_t _0x10[0xF0];
fs_layout_t layout;
duplex_header_t duplex_header;
ivfc_save_hdr_t data_ivfc_header;
uint32_t _0x404;
journal_header_t journal_header;
journal_map_header_t map_header;
uint8_t _0x438[0x1D0];
save_fs_header_t save_header;
fat_header_t fat_header;
remap_header_t main_remap_header, meta_remap_header;
uint64_t _0x6D0;
extra_data_t extra_data;
uint8_t _0x748[0x390];
ivfc_save_hdr_t fat_ivfc_header;
uint8_t _0xB98[0x3468];
} save_header_t;
#pragma pack(pop)
typedef struct {
duplex_storage_ctx_t layers[2];
duplex_storage_ctx_t data_layer;
uint64_t _length;
} hierarchical_duplex_storage_ctx_t;
typedef struct {
uint8_t *data_a;
uint8_t *data_b;
duplex_info_t info;
} duplex_fs_layer_info_t;
typedef struct {
uint8_t *map_storage;
uint8_t *physical_block_bitmap;
uint8_t *virtual_block_bitmap;
uint8_t *free_block_bitmap;
} journal_map_params_t;
typedef struct {
uint32_t physical_index;
uint32_t virtual_index;
} journal_map_entry_t;
typedef struct {
journal_map_header_t *header;
journal_map_entry_t *entries;
uint8_t *map_storage;
} journal_map_ctx_t;
typedef struct {
journal_map_ctx_t map;
journal_header_t *header;
uint32_t block_size;
uint64_t journal_data_offset;
uint64_t _length;
FIL *file;
} journal_storage_ctx_t;
typedef struct {
uint64_t data_offset;
uint64_t data_size;
uint64_t hash_offset;
uint32_t hash_block_size;
validity_t hash_validity;
enum base_storage_type type;
save_ctx_t *save_ctx;
} ivfc_level_save_ctx_t;
typedef struct {
ivfc_level_save_ctx_t *data;
uint32_t block_size;
uint8_t salt[0x20];
} integrity_verification_info_ctx_t;
typedef struct integrity_verification_storage_ctx_t integrity_verification_storage_ctx_t;
struct integrity_verification_storage_ctx_t {
ivfc_level_save_ctx_t *hash_storage;
ivfc_level_save_ctx_t *base_storage;
validity_t *block_validities;
uint8_t salt[0x20];
uint32_t sector_size;
uint32_t sector_count;
uint64_t _length;
integrity_verification_storage_ctx_t *next_level;
};
typedef struct {
ivfc_level_save_ctx_t levels[5];
ivfc_level_save_ctx_t *data_level;
validity_t **level_validities;
uint64_t _length;
integrity_verification_storage_ctx_t integrity_storages[4];
} hierarchical_integrity_verification_storage_ctx_t;
typedef struct {
uint32_t prev;
uint32_t next;
} allocation_table_entry_t;
typedef struct {
uint32_t free_list_entry_index;
void *base_storage;
fat_header_t *header;
} allocation_table_ctx_t;
typedef struct {
hierarchical_integrity_verification_storage_ctx_t *base_storage;
uint32_t block_size;
uint32_t initial_block;
allocation_table_ctx_t *fat;
uint64_t _length;
} allocation_table_storage_ctx_t;
typedef struct {
allocation_table_ctx_t *fat;
uint32_t virtual_block;
uint32_t physical_block;
uint32_t current_segment_size;
uint32_t next_block;
uint32_t prev_block;
} allocation_table_iterator_ctx_t;
typedef struct {
char name[SAVE_FS_LIST_MAX_NAME_LENGTH];
uint32_t parent;
} save_entry_key_t;
#pragma pack(push, 1)
typedef struct {
uint32_t start_block;
uint64_t length;
uint32_t _0xC[2];
} save_file_info_t;
#pragma pack(pop)
#pragma pack(push, 1)
typedef struct {
uint32_t next_directory;
uint32_t next_file;
uint32_t _0x8[3];
} save_find_position_t;
#pragma pack(pop)
#pragma pack(push, 1)
typedef struct {
uint32_t next_sibling;
union { /* Save table entry type. Size = 0x14. */
save_file_info_t save_file_info;
save_find_position_t save_find_position;
};
} save_table_entry_t;
#pragma pack(pop)
#pragma pack(push, 1)
typedef struct {
uint32_t parent;
char name[SAVE_FS_LIST_MAX_NAME_LENGTH];
save_table_entry_t value;
uint32_t next;
} save_fs_list_entry_t;
#pragma pack(pop)
typedef struct {
uint32_t free_list_head_index;
uint32_t used_list_head_index;
allocation_table_storage_ctx_t storage;
uint32_t capacity;
} save_filesystem_list_ctx_t;
typedef struct {
save_filesystem_list_ctx_t file_table;
save_filesystem_list_ctx_t directory_table;
} hierarchical_save_file_table_ctx_t;
typedef struct {
hierarchical_integrity_verification_storage_ctx_t *base_storage;
allocation_table_ctx_t allocation_table;
save_fs_header_t *header;
hierarchical_save_file_table_ctx_t file_table;
} save_filesystem_ctx_t;
#define ACTION_VERIFY (1<<2)
struct save_ctx_t {
save_header_t header;
FIL *file;
struct {
FIL *file;
uint32_t action;
} tool_ctx;
validity_t header_cmac_validity;
validity_t header_hash_validity;
uint8_t *data_ivfc_master;
uint8_t *fat_ivfc_master;
remap_storage_ctx_t data_remap_storage;
remap_storage_ctx_t meta_remap_storage;
duplex_fs_layer_info_t duplex_layers[3];
hierarchical_duplex_storage_ctx_t duplex_storage;
journal_storage_ctx_t journal_storage;
journal_map_params_t journal_map_info;
hierarchical_integrity_verification_storage_ctx_t core_data_ivfc_storage;
hierarchical_integrity_verification_storage_ctx_t fat_ivfc_storage;
uint8_t *fat_storage;
save_filesystem_ctx_t save_filesystem_core;
uint8_t save_mac_key[0x10];
};
static inline uint32_t allocation_table_entry_index_to_block(uint32_t entry_index) {
return entry_index - 1;
}
static inline uint32_t allocation_table_block_to_entry_index(uint32_t block_index) {
return block_index + 1;
}
static inline int allocation_table_is_list_end(allocation_table_entry_t *entry) {
return (entry->next & 0x7FFFFFFF) == 0;
}
static inline int allocation_table_is_list_start(allocation_table_entry_t *entry) {
return entry->prev == 0x80000000;
}
static inline int allocation_table_get_next(allocation_table_entry_t *entry) {
return entry->next & 0x7FFFFFFF;
}
static inline int allocation_table_get_prev(allocation_table_entry_t *entry) {
return entry->prev & 0x7FFFFFFF;
}
static inline allocation_table_entry_t *save_allocation_table_read_entry(allocation_table_ctx_t *ctx, uint32_t entry_index) {
return (allocation_table_entry_t *)((uint8_t *)ctx->base_storage + entry_index * SAVE_FAT_ENTRY_SIZE);
}
static inline uint32_t save_allocation_table_get_free_list_entry_index(allocation_table_ctx_t *ctx) {
return allocation_table_get_next(save_allocation_table_read_entry(ctx, ctx->free_list_entry_index));
}
static inline uint32_t save_allocation_table_get_free_list_block_index(allocation_table_ctx_t *ctx) {
return allocation_table_entry_index_to_block(save_allocation_table_get_free_list_entry_index(ctx));
}
void save_process(save_ctx_t *ctx);
void save_process_header(save_ctx_t *ctx);
void save_save(save_ctx_t *ctx);
void save_print(save_ctx_t *ctx);
void save_free_contexts(save_ctx_t *ctx);
void save_open_fat_storage(save_filesystem_ctx_t *ctx, allocation_table_storage_ctx_t *storage_ctx, uint32_t block_index);
uint32_t save_allocation_table_storage_read(allocation_table_storage_ctx_t *ctx, void *buffer, uint64_t offset, size_t count);
int save_fs_list_get_value(save_filesystem_list_ctx_t *ctx, uint32_t index, save_fs_list_entry_t *value);
uint32_t save_fs_get_index_from_key(save_filesystem_list_ctx_t *ctx, save_entry_key_t *key, uint32_t *prev_index);
int save_hierarchical_file_table_find_path_recursive(hierarchical_save_file_table_ctx_t *ctx, save_entry_key_t *key, char *path);
int save_hierarchical_file_table_get_file_entry_by_path(hierarchical_save_file_table_ctx_t *ctx, char *path, save_fs_list_entry_t *entry);
#endif