2022-11-01 04:46:38 +00:00
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/*
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* Copyright (c) 2022 shchmue
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _CRYPTO_H_
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#define _CRYPTO_H_
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#include "../hos/hos.h"
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#include <sec/se_t210.h>
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#include <utils/types.h>
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static const u8 aes_kek_generation_source[0x10] __attribute__((aligned(4))) = {
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0x4D, 0x87, 0x09, 0x86, 0xC4, 0x5D, 0x20, 0x72, 0x2F, 0xBA, 0x10, 0x53, 0xDA, 0x92, 0xE8, 0xA9};
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static const u8 aes_key_generation_source[0x10] __attribute__((aligned(4))) = {
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0x89, 0x61, 0x5E, 0xE0, 0x5C, 0x31, 0xB6, 0x80, 0x5F, 0xE5, 0x8F, 0x3D, 0xA2, 0x4F, 0x7A, 0xA8};
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static const u8 aes_key_decryption_source[0x10] __attribute__((aligned(4))) = {
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0x11, 0x70, 0x24, 0x2B, 0x48, 0x69, 0x11, 0xF1, 0x11, 0xB0, 0x0C, 0x47, 0x7C, 0xC3, 0xEF, 0x7E};
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static const u8 device_master_kek_sources[KB_FIRMWARE_VERSION_MAX - KB_FIRMWARE_VERSION_400 + 1][0x10] __attribute__((aligned(4))) = {
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{0x88, 0x62, 0x34, 0x6E, 0xFA, 0xF7, 0xD8, 0x3F, 0xE1, 0x30, 0x39, 0x50, 0xF0, 0xB7, 0x5D, 0x5D}, /* 4.0.0 Device Master Kek Source. */
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{0x06, 0x1E, 0x7B, 0xE9, 0x6D, 0x47, 0x8C, 0x77, 0xC5, 0xC8, 0xE7, 0x94, 0x9A, 0xA8, 0x5F, 0x2E}, /* 5.0.0 Device Master Kek Source. */
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{0x99, 0xFA, 0x98, 0xBD, 0x15, 0x1C, 0x72, 0xFD, 0x7D, 0x9A, 0xD5, 0x41, 0x00, 0xFD, 0xB2, 0xEF}, /* 6.0.0 Device Master Kek Source. */
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{0x81, 0x3C, 0x6C, 0xBF, 0x5D, 0x21, 0xDE, 0x77, 0x20, 0xD9, 0x6C, 0xE3, 0x22, 0x06, 0xAE, 0xBB}, /* 6.2.0 Device Master Kek Source. */
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{0x86, 0x61, 0xB0, 0x16, 0xFA, 0x7A, 0x9A, 0xEA, 0xF6, 0xF5, 0xBE, 0x1A, 0x13, 0x5B, 0x6D, 0x9E}, /* 7.0.0 Device Master Kek Source. */
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{0xA6, 0x81, 0x71, 0xE7, 0xB5, 0x23, 0x74, 0xB0, 0x39, 0x8C, 0xB7, 0xFF, 0xA0, 0x62, 0x9F, 0x8D}, /* 8.1.0 Device Master Kek Source. */
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{0x03, 0xE7, 0xEB, 0x43, 0x1B, 0xCF, 0x5F, 0xB5, 0xED, 0xDC, 0x97, 0xAE, 0x21, 0x8D, 0x19, 0xED}, /* 9.0.0 Device Master Kek Source. */
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{0xCE, 0xFE, 0x41, 0x0F, 0x46, 0x9A, 0x30, 0xD6, 0xF2, 0xE9, 0x0C, 0x6B, 0xB7, 0x15, 0x91, 0x36}, /* 9.1.0 Device Master Kek Source. */
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{0xC2, 0x65, 0x34, 0x6E, 0xC7, 0xC6, 0x5D, 0x97, 0x3E, 0x34, 0x5C, 0x6B, 0xB3, 0x7E, 0xC6, 0xE3}, /* 12.1.0 Device Master Kek Source. */
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{0x77, 0x52, 0x92, 0xF0, 0xAA, 0xE3, 0xFB, 0xE0, 0x60, 0x16, 0xB3, 0x78, 0x68, 0x53, 0xF7, 0xA8}, /* 13.0.0 Device Master Kek Source. */
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{0x67, 0xD5, 0xD6, 0x0C, 0x08, 0xF5, 0xA3, 0x11, 0xBD, 0x6D, 0x5A, 0xEB, 0x96, 0x24, 0xB0, 0xD2}, /* 14.0.0 Device Master Kek Source. */
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{0x7C, 0x30, 0xED, 0x8B, 0x39, 0x25, 0x2C, 0x08, 0x8F, 0x48, 0xDC, 0x28, 0xE6, 0x1A, 0x6B, 0x49}, /* 15.0.0 Device Master Kek Source. */
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}; //!TODO: Update on mkey changes.
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static const u8 device_master_kek_sources_dev[KB_FIRMWARE_VERSION_MAX - KB_FIRMWARE_VERSION_400 + 1][0x10] __attribute__((aligned(4))) = {
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{0xD6, 0xBD, 0x9F, 0xC6, 0x18, 0x09, 0xE1, 0x96, 0x20, 0x39, 0x60, 0xD2, 0x89, 0x83, 0x31, 0x34}, /* 4.0.0 Device Master Kek Source. */
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{0x59, 0x2D, 0x20, 0x69, 0x33, 0xB5, 0x17, 0xBA, 0xCF, 0xB1, 0x4E, 0xFD, 0xE4, 0xC2, 0x7B, 0xA8}, /* 5.0.0 Device Master Kek Source. */
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{0xF6, 0xD8, 0x59, 0x63, 0x8F, 0x47, 0xCB, 0x4A, 0xD8, 0x74, 0x05, 0x7F, 0x88, 0x92, 0x33, 0xA5}, /* 6.0.0 Device Master Kek Source. */
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{0x20, 0xAB, 0xF2, 0x0F, 0x05, 0xE3, 0xDE, 0x2E, 0xA1, 0xFB, 0x37, 0x5E, 0x8B, 0x22, 0x1A, 0x38}, /* 6.2.0 Device Master Kek Source. */
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{0x60, 0xAE, 0x56, 0x68, 0x11, 0xE2, 0x0C, 0x99, 0xDE, 0x05, 0xAE, 0x68, 0x78, 0x85, 0x04, 0xAE}, /* 7.0.0 Device Master Kek Source. */
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{0x94, 0xD6, 0xA8, 0xC0, 0x95, 0xAF, 0xD0, 0xA6, 0x27, 0x53, 0x5E, 0xE5, 0x8E, 0x70, 0x1F, 0x87}, /* 8.1.0 Device Master Kek Source. */
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{0x61, 0x6A, 0x88, 0x21, 0xA3, 0x52, 0xB0, 0x19, 0x16, 0x25, 0xA4, 0xE3, 0x4C, 0x54, 0x02, 0x0F}, /* 9.0.0 Device Master Kek Source. */
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{0x9D, 0xB1, 0xAE, 0xCB, 0xF6, 0xF6, 0xE3, 0xFE, 0xAB, 0x6F, 0xCB, 0xAF, 0x38, 0x03, 0xFC, 0x7B}, /* 9.1.0 Device Master Kek Source. */
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{0xC4, 0xBB, 0xF3, 0x9F, 0xA3, 0xAA, 0x00, 0x99, 0x7C, 0x97, 0xAD, 0x91, 0x8F, 0xE8, 0x45, 0xCB}, /* 12.1.0 Device Master Kek Source. */
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{0x20, 0x20, 0xAA, 0xFB, 0x89, 0xC2, 0xF0, 0x70, 0xB5, 0xE0, 0xA3, 0x11, 0x8A, 0x29, 0x8D, 0x0F}, /* 13.0.0 Device Master Kek Source. */
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{0xCE, 0x14, 0x74, 0x66, 0x98, 0xA8, 0x6D, 0x7D, 0xBD, 0x54, 0x91, 0x68, 0x5F, 0x1D, 0x0E, 0xEA}, /* 14.0.0 Device Master Kek Source. */
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{0xAE, 0x05, 0x48, 0x65, 0xAB, 0x17, 0x9D, 0x3D, 0x51, 0xB7, 0x56, 0xBD, 0x9B, 0x0B, 0x5B, 0x6E}, /* 15.0.0 Device Master Kek Source. */
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}; //!TODO: Update on mkey changes.
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static const u8 device_master_key_source_sources[KB_FIRMWARE_VERSION_MAX - KB_FIRMWARE_VERSION_400 + 1][0x10] __attribute__((aligned(4))) = {
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{0x8B, 0x4E, 0x1C, 0x22, 0x42, 0x07, 0xC8, 0x73, 0x56, 0x94, 0x08, 0x8B, 0xCC, 0x47, 0x0F, 0x5D}, /* 4.0.0 Device Master Key Source Source. */
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{0x6C, 0xEF, 0xC6, 0x27, 0x8B, 0xEC, 0x8A, 0x91, 0x99, 0xAB, 0x24, 0xAC, 0x4F, 0x1C, 0x8F, 0x1C}, /* 5.0.0 Device Master Key Source Source. */
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{0x70, 0x08, 0x1B, 0x97, 0x44, 0x64, 0xF8, 0x91, 0x54, 0x9D, 0xC6, 0x84, 0x8F, 0x1A, 0xB2, 0xE4}, /* 6.0.0 Device Master Key Source Source. */
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{0x8E, 0x09, 0x1F, 0x7A, 0xBB, 0xCA, 0x6A, 0xFB, 0xB8, 0x9B, 0xD5, 0xC1, 0x25, 0x9C, 0xA9, 0x17}, /* 6.2.0 Device Master Key Source Source. */
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{0x8F, 0x77, 0x5A, 0x96, 0xB0, 0x94, 0xFD, 0x8D, 0x28, 0xE4, 0x19, 0xC8, 0x16, 0x1C, 0xDB, 0x3D}, /* 7.0.0 Device Master Key Source Source. */
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{0x67, 0x62, 0xD4, 0x8E, 0x55, 0xCF, 0xFF, 0x41, 0x31, 0x15, 0x3B, 0x24, 0x0C, 0x7C, 0x07, 0xAE}, /* 8.1.0 Device Master Key Source Source. */
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{0x4A, 0xC3, 0x4E, 0x14, 0x8B, 0x96, 0x4A, 0xD5, 0xD4, 0x99, 0x73, 0xC4, 0x45, 0xAB, 0x8B, 0x49}, /* 9.0.0 Device Master Key Source Source. */
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{0x14, 0xB8, 0x74, 0x12, 0xCB, 0xBD, 0x0B, 0x8F, 0x20, 0xFB, 0x30, 0xDA, 0x27, 0xE4, 0x58, 0x94}, /* 9.1.0 Device Master Key Source Source. */
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{0xAA, 0xFD, 0xBC, 0xBB, 0x25, 0xC3, 0xA4, 0xEF, 0xE3, 0xEE, 0x58, 0x53, 0xB7, 0xF8, 0xDD, 0xD6}, /* 12.1.0 Device Master Key Source Source. */
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{0xE4, 0xF3, 0x45, 0x6F, 0x18, 0xA1, 0x89, 0xF8, 0xDA, 0x4C, 0x64, 0x75, 0x68, 0xE6, 0xBD, 0x4F}, /* 13.0.0 Device Master Key Source Source. */
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{0x5B, 0x94, 0x63, 0xF7, 0xAD, 0x96, 0x1B, 0xA6, 0x23, 0x30, 0x06, 0x4D, 0x01, 0xE4, 0xCE, 0x1D}, /* 14.0.0 Device Master Key Source Source. */
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{0x5E, 0xC9, 0xC5, 0x0A, 0xD0, 0x5F, 0x8B, 0x7B, 0xA7, 0x39, 0xEA, 0xBC, 0x60, 0x0F, 0x74, 0xE6}, /* 15.0.0 Device Master Key Source Source. */
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}; //!TODO: Update on mkey changes.
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static const u8 seal_key_masks[][0x10] __attribute__((aligned(4))) = {
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{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}, // SealKey_LoadAesKey
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{0xA2, 0xAB, 0xBF, 0x9C, 0x92, 0x2F, 0xBB, 0xE3, 0x78, 0x79, 0x9B, 0xC0, 0xCC, 0xEA, 0xA5, 0x74}, // SealKey_DecryptDeviceUniqueData
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{0x57, 0xE2, 0xD9, 0x45, 0xE4, 0x92, 0xF4, 0xFD, 0xC3, 0xF9, 0x86, 0x38, 0x89, 0x78, 0x9F, 0x3C}, // SealKey_ImportLotusKey
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{0xE5, 0x4D, 0x9A, 0x02, 0xF0, 0x4F, 0x5F, 0xA8, 0xAD, 0x76, 0x0A, 0xF6, 0x32, 0x95, 0x59, 0xBB}, // SealKey_ImportEsDeviceKey
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{0x59, 0xD9, 0x31, 0xF4, 0xA7, 0x97, 0xB8, 0x14, 0x40, 0xD6, 0xA2, 0x60, 0x2B, 0xED, 0x15, 0x31}, // SealKey_ReencryptDeviceUniqueData
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{0xFD, 0x6A, 0x25, 0xE5, 0xD8, 0x38, 0x7F, 0x91, 0x49, 0xDA, 0xF8, 0x59, 0xA8, 0x28, 0xE6, 0x75}, // SealKey_ImportSslKey
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{0x89, 0x96, 0x43, 0x9A, 0x7C, 0xD5, 0x59, 0x55, 0x24, 0xD5, 0x24, 0x18, 0xAB, 0x6C, 0x04, 0x61}, // SealKey_ImportEsClientCertKey
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};
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static const u8 retail_specific_aes_key_source[0x10] __attribute__((aligned(4))) = {
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0xE2, 0xD6, 0xB8, 0x7A, 0x11, 0x9C, 0xB8, 0x80, 0xE8, 0x22, 0x88, 0x8A, 0x46, 0xFB, 0xA1, 0x95};
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static const u8 secure_data_source[0x10] __attribute__((aligned(4))) = {
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
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static const u8 secure_data_counters[1][0x10] __attribute__((aligned(4))) = {
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{0x3C, 0xD5, 0x92, 0xEC, 0x68, 0x31, 0x4A, 0x06, 0xD4, 0x1B, 0x0C, 0xD9, 0xF6, 0x2E, 0xD9, 0xE9}
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};
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static const u8 secure_data_tweaks[1][0x10] __attribute__((aligned(4))) = {
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{0xAC, 0xCA, 0x9A, 0xCA, 0xFF, 0x2E, 0xB9, 0x22, 0xCC, 0x1F, 0x4F, 0xAD, 0xDD, 0x77, 0x21, 0x1E}
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};
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// Lockpick_RCM keyslots
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#define KS_BIS_00_CRYPT 0
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#define KS_BIS_00_TWEAK 1
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#define KS_BIS_01_CRYPT 2
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#define KS_BIS_01_TWEAK 3
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#define KS_BIS_02_CRYPT 4
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#define KS_BIS_02_TWEAK 5
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#define KS_AES_CTR 6
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#define KS_AES_ECB 8
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#define KS_AES_CMAC 10
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// Mariko keyslots
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#define KS_MARIKO_KEK 12
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#define KS_MARIKO_BEK 13
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// Other Switch keyslots
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#define KS_TSEC 12
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#define KS_SECURE_BOOT 14
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// Atmosphere keygen keyslots
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#define KS_TSEC_ROOT_DEV 11
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#define KS_TSEC_ROOT 13
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#define RSA_PUBLIC_EXPONENT 65537
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#define SSL_RSA_KEY_SIZE (SE_AES_IV_SIZE + SE_RSA2048_DIGEST_SIZE)
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#define ETICKET_RSA_KEYPAIR_SIZE (SE_AES_IV_SIZE + SE_RSA2048_DIGEST_SIZE * 2 + SE_KEY_128_SIZE)
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2022-11-03 01:36:39 +00:00
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#define TICKET_SIG_TYPE_RSA2048_SHA256 0x10004
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2022-11-01 04:46:38 +00:00
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typedef struct {
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u8 private_exponent[SE_RSA2048_DIGEST_SIZE];
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u8 modulus[SE_RSA2048_DIGEST_SIZE];
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2022-11-03 01:36:39 +00:00
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u32 public_exponent;
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2022-11-01 04:46:38 +00:00
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u8 reserved[0xC];
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} rsa_keypair_t;
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typedef struct {
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u8 master_kek[SE_KEY_128_SIZE];
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u8 data[0x70];
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u8 package1_key[SE_KEY_128_SIZE];
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} keyblob_t;
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typedef struct {
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u8 cmac[0x10];
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u8 iv[0x10];
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keyblob_t key_data;
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u8 unused[0x150];
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} encrypted_keyblob_t;
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typedef struct {
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u8 temp_key[SE_KEY_128_SIZE],
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bis_key[4][SE_KEY_128_SIZE * 2],
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device_key[SE_KEY_128_SIZE],
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device_key_4x[SE_KEY_128_SIZE],
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sd_seed[SE_KEY_128_SIZE],
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// FS-related keys
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header_key[SE_KEY_128_SIZE * 2],
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save_mac_key[SE_KEY_128_SIZE],
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// other sysmodule keys
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eticket_rsa_kek[SE_KEY_128_SIZE],
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eticket_rsa_kek_personalized[SE_KEY_128_SIZE],
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ssl_rsa_kek[SE_KEY_128_SIZE],
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ssl_rsa_kek_legacy[SE_KEY_128_SIZE],
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ssl_rsa_kek_personalized[SE_KEY_128_SIZE],
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ssl_rsa_key[SE_RSA2048_DIGEST_SIZE + 0x20],
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// keyblob-derived families
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keyblob_key[KB_FIRMWARE_VERSION_600 + 1][SE_KEY_128_SIZE],
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keyblob_mac_key[KB_FIRMWARE_VERSION_600 + 1][SE_KEY_128_SIZE],
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package1_key[KB_FIRMWARE_VERSION_600 + 1][SE_KEY_128_SIZE],
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// master key-derived families
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key_area_key[3][KB_FIRMWARE_VERSION_MAX + 1][SE_KEY_128_SIZE],
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master_kek[KB_FIRMWARE_VERSION_MAX + 1][SE_KEY_128_SIZE],
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master_key[KB_FIRMWARE_VERSION_MAX + 1][SE_KEY_128_SIZE],
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package2_key[KB_FIRMWARE_VERSION_MAX + 1][SE_KEY_128_SIZE],
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titlekek[KB_FIRMWARE_VERSION_MAX + 1][SE_KEY_128_SIZE],
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tsec_key[SE_KEY_128_SIZE],
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tsec_root_key[SE_KEY_128_SIZE];
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u32 sbk[4];
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keyblob_t keyblob[KB_FIRMWARE_VERSION_600 + 1];
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rsa_keypair_t eticket_rsa_keypair;
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} key_storage_t;
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typedef enum {
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SEAL_KEY_LOAD_AES_KEY = 0,
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SEAL_KEY_DECRYPT_DEVICE_UNIQUE_DATA = 1,
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SEAL_KEY_IMPORT_LOTUS_KEY = 2,
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SEAL_KEY_IMPORT_ES_DEVICE_KEY = 3,
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SEAL_KEY_REENCRYPT_DEVICE_UNIQUE_DATA = 4,
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SEAL_KEY_IMPORT_SSL_KEY = 5,
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SEAL_KEY_IMPORT_ES_CLIENT_CERT_KEY = 6,
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} seal_key_t;
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typedef enum {
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NOT_DEVICE_UNIQUE = 0,
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IS_DEVICE_UNIQUE = 1,
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} device_unique_t;
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#define SET_SEAL_KEY_INDEX(x) (((x) & 7) << 5)
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#define GET_SEAL_KEY_INDEX(x) (((x) >> 5) & 7)
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#define GET_IS_DEVICE_UNIQUE(x) ((x) & 1)
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|
2022-11-03 01:36:39 +00:00
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|
|
bool check_keyslot_access();
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|
2022-11-01 04:46:38 +00:00
|
|
|
bool test_rsa_keypair(const void *public_exponent, const void *private_exponent, const void *modulus);
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bool test_eticket_rsa_keypair(const rsa_keypair_t *keypair);
|
2022-11-03 01:36:39 +00:00
|
|
|
u32 rsa_oaep_decode(void *dst, u32 dst_size, const void *label_digest, u32 label_digest_size, u8 *buf, u32 buf_size);
|
2022-11-01 04:46:38 +00:00
|
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|
|
// Equivalent to spl::GenerateAesKek
|
|
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|
|
void generate_aes_kek(u32 ks, key_storage_t *keys, void *out_kek, const void *kek_source, u32 generation, u32 option);
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|
|
// Equivalent to spl::GenerateAesKey
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|
|
void generate_aes_key(u32 ks, key_storage_t *keys, void *out_key, u32 key_size, const void *access_key, const void *key_source);
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|
|
// Equivalent to spl::GenerateSpecificAesKey
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|
|
void generate_specific_aes_key(u32 ks, key_storage_t *keys, void *out_key, const void *key_source, u32 generation);
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|
// Equivalent to spl::DecryptAesKey.
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|
|
void decrypt_aes_key(u32 ks, key_storage_t *keys, void *out_key, const void *key_source, u32 generation, u32 option);
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|
|
// Based on spl::LoadAesKey but instead of prepping keyslot, returns calculated key
|
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|
|
void load_aes_key(u32 ks, void *out_key, const void *access_key, const void *key_source);
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|
// Equivalent to smc::PrepareDeviceUniqueDataKey but with no sealing
|
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|
|
void get_device_unique_data_key(u32 ks, void *out_key, const void *access_key, const void *key_source);
|
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|
|
// Equivalent to smc::GetSecureData
|
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|
|
void get_secure_data(key_storage_t *keys, void *out_data);
|
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|
|
// Equivalent to smc::PrepareDeviceMasterKey
|
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|
|
void get_device_key(u32 ks, key_storage_t *keys, void *out_device_key, u32 generation);
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#endif
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