mirror of
https://github.com/shchmue/Lockpick_RCM.git
synced 2024-11-15 16:25:06 +01:00
52 lines
2.0 KiB
C
52 lines
2.0 KiB
C
/*
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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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#include "ssl_crypto.h"
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#include "../config.h"
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extern hekate_config h_cfg;
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void ssl_derive_rsa_kek_device_unique(key_storage_t *keys, void *out_rsa_kek, u32 generation) {
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if ((!h_cfg.t210b01 && !key_exists(keys->device_key)) || (h_cfg.t210b01 && (!key_exists(keys->master_key[0]) || !key_exists(keys->device_key_4x)))) {
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return;
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}
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const u32 option = SET_SEAL_KEY_INDEX(SEAL_KEY_IMPORT_SSL_KEY) | IS_DEVICE_UNIQUE;
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derive_rsa_kek(KS_AES_ECB, keys, out_rsa_kek, ssl_client_cert_kek_source, ssl_client_cert_key_source, generation, option);
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}
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void ssl_derive_rsa_kek_legacy(key_storage_t *keys, void *out_rsa_kek) {
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if (!key_exists(keys->master_key[0])) {
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return;
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}
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const u32 generation = 0;
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const u32 option = SET_SEAL_KEY_INDEX(SEAL_KEY_DECRYPT_DEVICE_UNIQUE_DATA) | NOT_DEVICE_UNIQUE;
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derive_rsa_kek(KS_AES_ECB, keys, out_rsa_kek, ssl_rsa_kekek_source, ssl_rsa_kek_source_legacy, generation, option);
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}
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void ssl_derive_rsa_kek_original(key_storage_t *keys, void *out_rsa_kek, bool is_dev) {
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if (!key_exists(keys->master_key[0])) {
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return;
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}
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const void *ssl_kek_source = is_dev ? ssl_rsa_kek_source_dev : ssl_rsa_kek_source;
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const u32 generation = 0;
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u32 option = SET_SEAL_KEY_INDEX(SEAL_KEY_DECRYPT_DEVICE_UNIQUE_DATA) | NOT_DEVICE_UNIQUE;
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derive_rsa_kek(KS_AES_ECB, keys, out_rsa_kek, ssl_rsa_kekek_source, ssl_kek_source, generation, option);
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}
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