diff options
Diffstat (limited to 'src/core/crypto/key_manager.h')
| -rw-r--r-- | src/core/crypto/key_manager.h | 26 |
1 files changed, 23 insertions, 3 deletions
diff --git a/src/core/crypto/key_manager.h b/src/core/crypto/key_manager.h index 33b1ad383..31040dc55 100644 --- a/src/core/crypto/key_manager.h +++ b/src/core/crypto/key_manager.h @@ -23,9 +23,8 @@ static_assert(sizeof(Key128) == 16, "Key128 must be 128 bytes big."); static_assert(sizeof(Key256) == 32, "Key128 must be 128 bytes big."); enum class S256KeyType : u64 { - Header, // - SDSave, // - SDNCA, // + Header, // + SDKeySource, // f1=SDKeyType }; enum class S128KeyType : u64 { @@ -37,6 +36,7 @@ enum class S128KeyType : u64 { KeyArea, // f1=crypto revision f2=type {app, ocean, system} SDSeed, // Titlekey, // f1=rights id LSB f2=rights id MSB + Source, // f1=source type, f2= sub id }; enum class KeyAreaKeyType : u8 { @@ -45,6 +45,17 @@ enum class KeyAreaKeyType : u8 { System, }; +enum class SourceKeyType : u8 { + SDKEK, + AESKEKGeneration, + AESKeyGeneration, +}; + +enum class SDKeyType : u8 { + Save, + NCA, +}; + template <typename KeyType> struct KeyIndex { KeyType type; @@ -83,6 +94,10 @@ public: static bool KeyFileExists(bool title); + // Call before using the sd seed to attempt to derive it if it dosen't exist. Needs system save + // 8*43 and the private file to exist. + void DeriveSDSeedLazy(); + private: boost::container::flat_map<KeyIndex<S128KeyType>, Key128> s128_keys; boost::container::flat_map<KeyIndex<S256KeyType>, Key256> s256_keys; @@ -95,4 +110,9 @@ private: static const boost::container::flat_map<std::string, KeyIndex<S128KeyType>> s128_file_id; static const boost::container::flat_map<std::string, KeyIndex<S256KeyType>> s256_file_id; }; + +Key128 GenerateKeyEncryptionKey(Key128 source, Key128 master, Key128 kek_seed, Key128 key_seed); +boost::optional<Key128> DeriveSDSeed(); +Loader::ResultStatus DeriveSDKeys(std::array<Key256, 2>& sd_keys, const KeyManager& keys); + } // namespace Core::Crypto |