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key_manager: Add support for loading keys from partition data
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@ -870,6 +870,92 @@ void KeyManager::SetKeyWrapped(S256KeyType id, Key256 key, u64 field1, u64 field
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SetKey(id, key, field1, field2);
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}
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void KeyManager::PopulateFromPartitionData(PartitionDataManager data) {
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if (!BaseDeriveNecessary())
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return;
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if (!data.HasBoot0())
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return;
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for (size_t i = 0; i < 0x20; ++i) {
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if (encrypted_keyblobs[i] != std::array<u8, 0xB0>{})
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continue;
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encrypted_keyblobs[i] = data.GetEncryptedKeyblob(i);
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WriteKeyToFile<0xB0>(KeyCategory::Console, fmt::format("encrypted_keyblob_{:02X}", i),
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encrypted_keyblobs[i]);
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}
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SetKeyWrapped(S128KeyType::Source, data.GetPackage2KeySource(),
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static_cast<u64>(SourceKeyType::Package2));
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SetKeyWrapped(S128KeyType::Source, data.GetAESKekGenerationSource(),
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static_cast<u64>(SourceKeyType::AESKekGeneration));
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SetKeyWrapped(S128KeyType::Source, data.GetTitlekekSource(),
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static_cast<u64>(SourceKeyType::Titlekek));
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SetKeyWrapped(S128KeyType::Source, data.GetMasterKeySource(),
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static_cast<u64>(SourceKeyType::Master));
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SetKeyWrapped(S128KeyType::Source, data.GetKeyblobMACKeySource(),
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static_cast<u64>(SourceKeyType::KeyblobMAC));
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for (size_t i = 0; i < PartitionDataManager::MAX_KEYBLOB_SOURCE_HASH; ++i) {
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SetKeyWrapped(S128KeyType::Source, data.GetKeyblobKeySource(i),
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static_cast<u64>(SourceKeyType::Keyblob), i);
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}
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if (data.HasFuses())
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SetKeyWrapped(S128KeyType::SecureBoot, data.GetSecureBootKey());
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DeriveBase();
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Key128 latest_master{};
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for (s8 i = 0x1F; i > 0; --i) {
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if (GetKey(S128KeyType::Master, i) != Key128{}) {
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latest_master = GetKey(S128KeyType::Master, i);
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break;
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}
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}
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const auto masters = data.GetTZMasterKeys(latest_master);
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for (size_t i = 0; i < 0x20; ++i) {
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if (masters[i] != Key128{} && !HasKey(S128KeyType::Master, i))
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SetKey(S128KeyType::Master, masters[i], i);
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}
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DeriveBase();
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if (!data.HasPackage2())
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return;
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std::array<Key128, 0x20> package2_keys{};
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for (size_t i = 0; i < 0x20; ++i) {
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if (HasKey(S128KeyType::Package2, i))
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package2_keys[i] = GetKey(S128KeyType::Package2, i);
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}
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data.DecryptPackage2(package2_keys, Package2Type::NormalMain);
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SetKeyWrapped(S128KeyType::Source, data.GetKeyAreaKeyApplicationSource(),
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static_cast<u64>(SourceKeyType::KeyAreaKey),
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static_cast<u64>(KeyAreaKeyType::Application));
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SetKeyWrapped(S128KeyType::Source, data.GetKeyAreaKeyOceanSource(),
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static_cast<u64>(SourceKeyType::KeyAreaKey),
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static_cast<u64>(KeyAreaKeyType::Ocean));
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SetKeyWrapped(S128KeyType::Source, data.GetKeyAreaKeySystemSource(),
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static_cast<u64>(SourceKeyType::KeyAreaKey),
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static_cast<u64>(KeyAreaKeyType::System));
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SetKeyWrapped(S128KeyType::Source, data.GetSDKekSource(),
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static_cast<u64>(SourceKeyType::SDKek));
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SetKeyWrapped(S256KeyType::SDKeySource, data.GetSDSaveKeySource(),
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static_cast<u64>(SDKeyType::Save));
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SetKeyWrapped(S256KeyType::SDKeySource, data.GetSDNCAKeySource(),
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static_cast<u64>(SDKeyType::NCA));
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SetKeyWrapped(S128KeyType::Source, data.GetHeaderKekSource(),
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static_cast<u64>(SourceKeyType::HeaderKek));
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SetKeyWrapped(S256KeyType::HeaderSource, data.GetHeaderKeySource());
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SetKeyWrapped(S128KeyType::Source, data.GetAESKeyGenerationSource(),
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static_cast<u64>(SourceKeyType::AESKeyGeneration));
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DeriveBase();
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}
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const boost::container::flat_map<std::string, KeyIndex<S128KeyType>> KeyManager::s128_file_id = {
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{"eticket_rsa_kek", {S128KeyType::ETicketRSAKek, 0, 0}},
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{"eticket_rsa_kek_source",
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@ -158,6 +158,8 @@ public:
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void DeriveBase();
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void DeriveETicket(PartitionDataManager data);
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void PopulateFromPartitionData(PartitionDataManager data);
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private:
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std::map<KeyIndex<S128KeyType>, Key128> s128_keys;
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std::map<KeyIndex<S256KeyType>, Key256> s256_keys;
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