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https://github.com/Atmosphere-NX/Atmosphere-libs.git
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60 lines
2.5 KiB
C++
60 lines
2.5 KiB
C++
/*
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* Copyright (c) Atmosphère-NX
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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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#pragma once
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#include <vapours.hpp>
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#include <stratosphere/gc/impl/gc_gc_crypto.hpp>
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namespace ams::gc::impl {
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class EmbeddedDataHolder {
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NON_COPYABLE(EmbeddedDataHolder);
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NON_MOVEABLE(EmbeddedDataHolder);
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friend class GcCrypto;
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private:
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struct ConcatenatedGcLibraryEmbeddedKeys {
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u8 enc_hmac_key_for_cv[GcCrypto::GcHmacKeyLength];
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u8 enc_hmac_key_for_key_and_iv[GcCrypto::GcHmacKeyLength];
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u8 enc_cv_constant_value[GcCrypto::GcCvConstLength];
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u8 enc_rsa_oaep_label_hash[GcCrypto::GcSha256HashLength];
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};
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static_assert(util::is_pod<ConcatenatedGcLibraryEmbeddedKeys>::value);
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static_assert(sizeof(ConcatenatedGcLibraryEmbeddedKeys) == 0x70);
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private:
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static bool s_is_dev;
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static const void *s_ca_public_exponent;
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static const void *s_ca1_modulus;
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static const void *s_ca9_modulus;
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static const void *s_ca10_modulus;
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static const void *s_ca10_certificate_modulus;
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static const void *s_card_header_key;
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private:
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static constinit inline u8 s_titlekey_keks[GcCrypto::GcTitleKeyKekIndexMax][GcCrypto::GcAesKeyLength] = {};
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public:
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static Result SetLibraryEmbeddedKeys(bool is_dev = GcCrypto::CheckDevelopmentSpl());
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static void SetLibraryTitleKeyKek(size_t kek_index, const void *kek, size_t kek_size) {
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AMS_ASSERT(kek_index < GcCrypto::GcTitleKeyKekIndexMax);
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AMS_ASSERT(kek_size == GcCrypto::GcAesKeyLength);
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AMS_UNUSED(kek_size);
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std::memcpy(s_titlekey_keks[kek_index], kek, sizeof(s_titlekey_keks[kek_index]));
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}
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private:
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static Result DecryptoEmbeddedKeys(ConcatenatedGcLibraryEmbeddedKeys *out, size_t out_size, bool is_dev = GcCrypto::CheckDevelopmentSpl());
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};
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}
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