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authorLioncash <mathew1800@gmail.com>2020-08-15 14:33:16 +0200
committerLioncash <mathew1800@gmail.com>2020-08-16 12:52:40 +0200
commitc4ed791164df7e3e74042a37a62077b4dc4ade91 (patch)
tree12bbcc09d0db32a0b6b5dc1bc49245964486da63 /src/core/crypto/key_manager.cpp
parentMerge pull request #4528 from lioncash/discard (diff)
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Diffstat (limited to 'src/core/crypto/key_manager.cpp')
-rw-r--r--src/core/crypto/key_manager.cpp286
1 files changed, 176 insertions, 110 deletions
diff --git a/src/core/crypto/key_manager.cpp b/src/core/crypto/key_manager.cpp
index c09f7ad41..8783d1ac2 100644
--- a/src/core/crypto/key_manager.cpp
+++ b/src/core/crypto/key_manager.cpp
@@ -96,13 +96,13 @@ u64 GetSignatureTypePaddingSize(SignatureType type) {
}
SignatureType Ticket::GetSignatureType() const {
- if (auto ticket = std::get_if<RSA4096Ticket>(&data)) {
+ if (const auto* ticket = std::get_if<RSA4096Ticket>(&data)) {
return ticket->sig_type;
}
- if (auto ticket = std::get_if<RSA2048Ticket>(&data)) {
+ if (const auto* ticket = std::get_if<RSA2048Ticket>(&data)) {
return ticket->sig_type;
}
- if (auto ticket = std::get_if<ECDSATicket>(&data)) {
+ if (const auto* ticket = std::get_if<ECDSATicket>(&data)) {
return ticket->sig_type;
}
@@ -110,13 +110,13 @@ SignatureType Ticket::GetSignatureType() const {
}
TicketData& Ticket::GetData() {
- if (auto ticket = std::get_if<RSA4096Ticket>(&data)) {
+ if (auto* ticket = std::get_if<RSA4096Ticket>(&data)) {
return ticket->data;
}
- if (auto ticket = std::get_if<RSA2048Ticket>(&data)) {
+ if (auto* ticket = std::get_if<RSA2048Ticket>(&data)) {
return ticket->data;
}
- if (auto ticket = std::get_if<ECDSATicket>(&data)) {
+ if (auto* ticket = std::get_if<ECDSATicket>(&data)) {
return ticket->data;
}
@@ -124,13 +124,13 @@ TicketData& Ticket::GetData() {
}
const TicketData& Ticket::GetData() const {
- if (auto ticket = std::get_if<RSA4096Ticket>(&data)) {
+ if (const auto* ticket = std::get_if<RSA4096Ticket>(&data)) {
return ticket->data;
}
- if (auto ticket = std::get_if<RSA2048Ticket>(&data)) {
+ if (const auto* ticket = std::get_if<RSA2048Ticket>(&data)) {
return ticket->data;
}
- if (auto ticket = std::get_if<ECDSATicket>(&data)) {
+ if (const auto* ticket = std::get_if<ECDSATicket>(&data)) {
return ticket->data;
}
@@ -233,8 +233,9 @@ void KeyManager::DeriveGeneralPurposeKeys(std::size_t crypto_revision) {
}
RSAKeyPair<2048> KeyManager::GetETicketRSAKey() const {
- if (IsAllZeroArray(eticket_extended_kek) || !HasKey(S128KeyType::ETicketRSAKek))
+ if (IsAllZeroArray(eticket_extended_kek) || !HasKey(S128KeyType::ETicketRSAKek)) {
return {};
+ }
const auto eticket_final = GetKey(S128KeyType::ETicketRSAKek);
@@ -261,27 +262,30 @@ Key128 DeriveKeyblobMACKey(const Key128& keyblob_key, const Key128& mac_source)
}
std::optional<Key128> DeriveSDSeed() {
- const FileUtil::IOFile save_43(FileUtil::GetUserPath(FileUtil::UserPath::NANDDir) +
- "/system/save/8000000000000043",
- "rb+");
- if (!save_43.IsOpen())
- return {};
+ const Common::FS::IOFile save_43(Common::FS::GetUserPath(Common::FS::UserPath::NANDDir) +
+ "/system/save/8000000000000043",
+ "rb+");
+ if (!save_43.IsOpen()) {
+ return std::nullopt;
+ }
- const FileUtil::IOFile sd_private(
- FileUtil::GetUserPath(FileUtil::UserPath::SDMCDir) + "/Nintendo/Contents/private", "rb+");
- if (!sd_private.IsOpen())
- return {};
+ const Common::FS::IOFile sd_private(Common::FS::GetUserPath(Common::FS::UserPath::SDMCDir) +
+ "/Nintendo/Contents/private",
+ "rb+");
+ if (!sd_private.IsOpen()) {
+ return std::nullopt;
+ }
std::array<u8, 0x10> private_seed{};
if (sd_private.ReadBytes(private_seed.data(), private_seed.size()) != private_seed.size()) {
- return {};
+ return std::nullopt;
}
std::array<u8, 0x10> buffer{};
std::size_t offset = 0;
for (; offset + 0x10 < save_43.GetSize(); ++offset) {
if (!save_43.Seek(offset, SEEK_SET)) {
- return {};
+ return std::nullopt;
}
save_43.ReadBytes(buffer.data(), buffer.size());
@@ -291,23 +295,26 @@ std::optional<Key128> DeriveSDSeed() {
}
if (!save_43.Seek(offset + 0x10, SEEK_SET)) {
- return {};
+ return std::nullopt;
}
Key128 seed{};
if (save_43.ReadBytes(seed.data(), seed.size()) != seed.size()) {
- return {};
+ return std::nullopt;
}
return seed;
}
Loader::ResultStatus DeriveSDKeys(std::array<Key256, 2>& sd_keys, KeyManager& keys) {
- if (!keys.HasKey(S128KeyType::Source, static_cast<u64>(SourceKeyType::SDKek)))
+ if (!keys.HasKey(S128KeyType::Source, static_cast<u64>(SourceKeyType::SDKek))) {
return Loader::ResultStatus::ErrorMissingSDKEKSource;
- if (!keys.HasKey(S128KeyType::Source, static_cast<u64>(SourceKeyType::AESKekGeneration)))
+ }
+ if (!keys.HasKey(S128KeyType::Source, static_cast<u64>(SourceKeyType::AESKekGeneration))) {
return Loader::ResultStatus::ErrorMissingAESKEKGenerationSource;
- if (!keys.HasKey(S128KeyType::Source, static_cast<u64>(SourceKeyType::AESKeyGeneration)))
+ }
+ if (!keys.HasKey(S128KeyType::Source, static_cast<u64>(SourceKeyType::AESKeyGeneration))) {
return Loader::ResultStatus::ErrorMissingAESKeyGenerationSource;
+ }
const auto sd_kek_source =
keys.GetKey(S128KeyType::Source, static_cast<u64>(SourceKeyType::SDKek));
@@ -320,14 +327,17 @@ Loader::ResultStatus DeriveSDKeys(std::array<Key256, 2>& sd_keys, KeyManager& ke
GenerateKeyEncryptionKey(sd_kek_source, master_00, aes_kek_gen, aes_key_gen);
keys.SetKey(S128KeyType::SDKek, sd_kek);
- if (!keys.HasKey(S128KeyType::SDSeed))
+ if (!keys.HasKey(S128KeyType::SDSeed)) {
return Loader::ResultStatus::ErrorMissingSDSeed;
+ }
const auto sd_seed = keys.GetKey(S128KeyType::SDSeed);
- if (!keys.HasKey(S256KeyType::SDKeySource, static_cast<u64>(SDKeyType::Save)))
+ if (!keys.HasKey(S256KeyType::SDKeySource, static_cast<u64>(SDKeyType::Save))) {
return Loader::ResultStatus::ErrorMissingSDSaveKeySource;
- if (!keys.HasKey(S256KeyType::SDKeySource, static_cast<u64>(SDKeyType::NCA)))
+ }
+ if (!keys.HasKey(S256KeyType::SDKeySource, static_cast<u64>(SDKeyType::NCA))) {
return Loader::ResultStatus::ErrorMissingSDNCAKeySource;
+ }
std::array<Key256, 2> sd_key_sources{
keys.GetKey(S256KeyType::SDKeySource, static_cast<u64>(SDKeyType::Save)),
@@ -336,8 +346,9 @@ Loader::ResultStatus DeriveSDKeys(std::array<Key256, 2>& sd_keys, KeyManager& ke
// Combine sources and seed
for (auto& source : sd_key_sources) {
- for (std::size_t i = 0; i < source.size(); ++i)
+ for (std::size_t i = 0; i < source.size(); ++i) {
source[i] ^= sd_seed[i & 0xF];
+ }
}
AESCipher<Key128> cipher(sd_kek, Mode::ECB);
@@ -355,9 +366,10 @@ Loader::ResultStatus DeriveSDKeys(std::array<Key256, 2>& sd_keys, KeyManager& ke
return Loader::ResultStatus::Success;
}
-std::vector<Ticket> GetTicketblob(const FileUtil::IOFile& ticket_save) {
- if (!ticket_save.IsOpen())
+std::vector<Ticket> GetTicketblob(const Common::FS::IOFile& ticket_save) {
+ if (!ticket_save.IsOpen()) {
return {};
+ }
std::vector<u8> buffer(ticket_save.GetSize());
if (ticket_save.ReadBytes(buffer.data(), buffer.size()) != buffer.size()) {
@@ -417,7 +429,7 @@ static std::optional<u64> FindTicketOffset(const std::array<u8, size>& data) {
offset = i + 1;
break;
} else if (data[i] != 0x0) {
- return {};
+ return std::nullopt;
}
}
@@ -427,16 +439,18 @@ static std::optional<u64> FindTicketOffset(const std::array<u8, size>& data) {
std::optional<std::pair<Key128, Key128>> ParseTicket(const Ticket& ticket,
const RSAKeyPair<2048>& key) {
const auto issuer = ticket.GetData().issuer;
- if (IsAllZeroArray(issuer))
- return {};
+ if (IsAllZeroArray(issuer)) {
+ return std::nullopt;
+ }
if (issuer[0] != 'R' || issuer[1] != 'o' || issuer[2] != 'o' || issuer[3] != 't') {
LOG_INFO(Crypto, "Attempting to parse ticket with non-standard certificate authority.");
}
Key128 rights_id = ticket.GetData().rights_id;
- if (rights_id == Key128{})
- return {};
+ if (rights_id == Key128{}) {
+ return std::nullopt;
+ }
if (!std::any_of(ticket.GetData().title_key_common_pad.begin(),
ticket.GetData().title_key_common_pad.end(), [](u8 b) { return b != 0; })) {
@@ -468,15 +482,17 @@ std::optional<std::pair<Key128, Key128>> ParseTicket(const Ticket& ticket,
std::array<u8, 0xDF> m_2;
std::memcpy(m_2.data(), rsa_step.data() + 0x21, m_2.size());
- if (m_0 != 0)
- return {};
+ if (m_0 != 0) {
+ return std::nullopt;
+ }
m_1 = m_1 ^ MGF1<0x20>(m_2);
m_2 = m_2 ^ MGF1<0xDF>(m_1);
const auto offset = FindTicketOffset(m_2);
- if (!offset)
- return {};
+ if (!offset) {
+ return std::nullopt;
+ }
ASSERT(*offset > 0);
Key128 key_temp{};
@@ -487,8 +503,8 @@ std::optional<std::pair<Key128, Key128>> ParseTicket(const Ticket& ticket,
KeyManager::KeyManager() {
// Initialize keys
- const std::string hactool_keys_dir = FileUtil::GetHactoolConfigurationPath();
- const std::string yuzu_keys_dir = FileUtil::GetUserPath(FileUtil::UserPath::KeysDir);
+ const std::string hactool_keys_dir = Common::FS::GetHactoolConfigurationPath();
+ const std::string yuzu_keys_dir = Common::FS::GetUserPath(Common::FS::UserPath::KeysDir);
if (Settings::values.use_dev_keys) {
dev_mode = true;
AttemptLoadKeyFile(yuzu_keys_dir, hactool_keys_dir, "dev.keys", false);
@@ -506,34 +522,39 @@ KeyManager::KeyManager() {
}
static bool ValidCryptoRevisionString(std::string_view base, size_t begin, size_t length) {
- if (base.size() < begin + length)
+ if (base.size() < begin + length) {
return false;
+ }
return std::all_of(base.begin() + begin, base.begin() + begin + length,
[](u8 c) { return std::isxdigit(c); });
}
void KeyManager::LoadFromFile(const std::string& filename, bool is_title_keys) {
std::ifstream file;
- OpenFStream(file, filename, std::ios_base::in);
- if (!file.is_open())
+ Common::FS::OpenFStream(file, filename, std::ios_base::in);
+ if (!file.is_open()) {
return;
+ }
std::string line;
while (std::getline(file, line)) {
std::vector<std::string> out;
std::stringstream stream(line);
std::string item;
- while (std::getline(stream, item, '='))
+ while (std::getline(stream, item, '=')) {
out.push_back(std::move(item));
+ }
- if (out.size() != 2)
+ if (out.size() != 2) {
continue;
+ }
out[0].erase(std::remove(out[0].begin(), out[0].end(), ' '), out[0].end());
out[1].erase(std::remove(out[1].begin(), out[1].end(), ' '), out[1].end());
- if (out[0].compare(0, 1, "#") == 0)
+ if (out[0].compare(0, 1, "#") == 0) {
continue;
+ }
if (is_title_keys) {
auto rights_id_raw = Common::HexStringToArray<16>(out[0]);
@@ -553,14 +574,16 @@ void KeyManager::LoadFromFile(const std::string& filename, bool is_title_keys) {
s256_keys[{index.type, index.field1, index.field2}] = key;
} else if (out[0].compare(0, 8, "keyblob_") == 0 &&
out[0].compare(0, 9, "keyblob_k") != 0) {
- if (!ValidCryptoRevisionString(out[0], 8, 2))
+ if (!ValidCryptoRevisionString(out[0], 8, 2)) {
continue;
+ }
const auto index = std::stoul(out[0].substr(8, 2), nullptr, 16);
keyblobs[index] = Common::HexStringToArray<0x90>(out[1]);
} else if (out[0].compare(0, 18, "encrypted_keyblob_") == 0) {
- if (!ValidCryptoRevisionString(out[0], 18, 2))
+ if (!ValidCryptoRevisionString(out[0], 18, 2)) {
continue;
+ }
const auto index = std::stoul(out[0].substr(18, 2), nullptr, 16);
encrypted_keyblobs[index] = Common::HexStringToArray<0xB0>(out[1]);
@@ -568,8 +591,9 @@ void KeyManager::LoadFromFile(const std::string& filename, bool is_title_keys) {
eticket_extended_kek = Common::HexStringToArray<576>(out[1]);
} else {
for (const auto& kv : KEYS_VARIABLE_LENGTH) {
- if (!ValidCryptoRevisionString(out[0], kv.second.size(), 2))
+ if (!ValidCryptoRevisionString(out[0], kv.second.size(), 2)) {
continue;
+ }
if (out[0].compare(0, kv.second.size(), kv.second) == 0) {
const auto index =
std::stoul(out[0].substr(kv.second.size(), 2), nullptr, 16);
@@ -604,10 +628,11 @@ void KeyManager::LoadFromFile(const std::string& filename, bool is_title_keys) {
void KeyManager::AttemptLoadKeyFile(const std::string& dir1, const std::string& dir2,
const std::string& filename, bool title) {
- if (FileUtil::Exists(dir1 + DIR_SEP + filename))
+ if (Common::FS::Exists(dir1 + DIR_SEP + filename)) {
LoadFromFile(dir1 + DIR_SEP + filename, title);
- else if (FileUtil::Exists(dir2 + DIR_SEP + filename))
+ } else if (Common::FS::Exists(dir2 + DIR_SEP + filename)) {
LoadFromFile(dir2 + DIR_SEP + filename, title);
+ }
}
bool KeyManager::BaseDeriveNecessary() const {
@@ -615,8 +640,9 @@ bool KeyManager::BaseDeriveNecessary() const {
return !HasKey(key_type, index1, index2);
};
- if (check_key_existence(S256KeyType::Header))
+ if (check_key_existence(S256KeyType::Header)) {
return true;
+ }
for (size_t i = 0; i < CURRENT_CRYPTO_REVISION; ++i) {
if (check_key_existence(S128KeyType::Master, i) ||
@@ -641,14 +667,16 @@ bool KeyManager::HasKey(S256KeyType id, u64 field1, u64 field2) const {
}
Key128 KeyManager::GetKey(S128KeyType id, u64 field1, u64 field2) const {
- if (!HasKey(id, field1, field2))
+ if (!HasKey(id, field1, field2)) {
return {};
+ }
return s128_keys.at({id, field1, field2});
}
Key256 KeyManager::GetKey(S256KeyType id, u64 field1, u64 field2) const {
- if (!HasKey(id, field1, field2))
+ if (!HasKey(id, field1, field2)) {
return {};
+ }
return s256_keys.at({id, field1, field2});
}
@@ -670,7 +698,7 @@ Key256 KeyManager::GetBISKey(u8 partition_id) const {
template <size_t Size>
void KeyManager::WriteKeyToFile(KeyCategory category, std::string_view keyname,
const std::array<u8, Size>& key) {
- const std::string yuzu_keys_dir = FileUtil::GetUserPath(FileUtil::UserPath::KeysDir);
+ const std::string yuzu_keys_dir = Common::FS::GetUserPath(Common::FS::UserPath::KeysDir);
std::string filename = "title.keys_autogenerated";
if (category == KeyCategory::Standard) {
filename = dev_mode ? "dev.keys_autogenerated" : "prod.keys_autogenerated";
@@ -679,9 +707,9 @@ void KeyManager::WriteKeyToFile(KeyCategory category, std::string_view keyname,
}
const auto path = yuzu_keys_dir + DIR_SEP + filename;
- const auto add_info_text = !FileUtil::Exists(path);
- FileUtil::CreateFullPath(path);
- FileUtil::IOFile file{path, "a"};
+ const auto add_info_text = !Common::FS::Exists(path);
+ Common::FS::CreateFullPath(path);
+ Common::FS::IOFile file{path, "a"};
if (!file.IsOpen()) {
return;
}
@@ -765,29 +793,31 @@ void KeyManager::SetKey(S256KeyType id, Key256 key, u64 field1, u64 field2) {
}
bool KeyManager::KeyFileExists(bool title) {
- const std::string hactool_keys_dir = FileUtil::GetHactoolConfigurationPath();
- const std::string yuzu_keys_dir = FileUtil::GetUserPath(FileUtil::UserPath::KeysDir);
+ const std::string hactool_keys_dir = Common::FS::GetHactoolConfigurationPath();
+ const std::string yuzu_keys_dir = Common::FS::GetUserPath(Common::FS::UserPath::KeysDir);
if (title) {
- return FileUtil::Exists(hactool_keys_dir + DIR_SEP + "title.keys") ||
- FileUtil::Exists(yuzu_keys_dir + DIR_SEP + "title.keys");
+ return Common::FS::Exists(hactool_keys_dir + DIR_SEP + "title.keys") ||
+ Common::FS::Exists(yuzu_keys_dir + DIR_SEP + "title.keys");
}
if (Settings::values.use_dev_keys) {
- return FileUtil::Exists(hactool_keys_dir + DIR_SEP + "dev.keys") ||
- FileUtil::Exists(yuzu_keys_dir + DIR_SEP + "dev.keys");
+ return Common::FS::Exists(hactool_keys_dir + DIR_SEP + "dev.keys") ||
+ Common::FS::Exists(yuzu_keys_dir + DIR_SEP + "dev.keys");
}
- return FileUtil::Exists(hactool_keys_dir + DIR_SEP + "prod.keys") ||
- FileUtil::Exists(yuzu_keys_dir + DIR_SEP + "prod.keys");
+ return Common::FS::Exists(hactool_keys_dir + DIR_SEP + "prod.keys") ||
+ Common::FS::Exists(yuzu_keys_dir + DIR_SEP + "prod.keys");
}
void KeyManager::DeriveSDSeedLazy() {
- if (HasKey(S128KeyType::SDSeed))
+ if (HasKey(S128KeyType::SDSeed)) {
return;
+ }
const auto res = DeriveSDSeed();
- if (res)
+ if (res) {
SetKey(S128KeyType::SDSeed, *res);
+ }
}
static Key128 CalculateCMAC(const u8* source, size_t size, const Key128& key) {
@@ -799,11 +829,13 @@ static Key128 CalculateCMAC(const u8* source, size_t size, const Key128& key) {
}
void KeyManager::DeriveBase() {
- if (!BaseDeriveNecessary())
+ if (!BaseDeriveNecessary()) {
return;
+ }
- if (!HasKey(S128KeyType::SecureBoot) || !HasKey(S128KeyType::TSEC))
+ if (!HasKey(S128KeyType::SecureBoot) || !HasKey(S128KeyType::TSEC)) {
return;
+ }
const auto has_bis = [this](u64 id) {
return HasKey(S128KeyType::BIS, id, static_cast<u64>(BISKeyType::Crypto)) &&
@@ -820,10 +852,11 @@ void KeyManager::DeriveBase() {
static_cast<u64>(BISKeyType::Tweak));
};
- if (has_bis(2) && !has_bis(3))
+ if (has_bis(2) && !has_bis(3)) {
copy_bis(2, 3);
- else if (has_bis(3) && !has_bis(2))
+ } else if (has_bis(3) && !has_bis(2)) {
copy_bis(3, 2);
+ }
std::bitset<32> revisions(0xFFFFFFFF);
for (size_t i = 0; i < revisions.size(); ++i) {
@@ -833,15 +866,17 @@ void KeyManager::DeriveBase() {
}
}
- if (!revisions.any())
+ if (!revisions.any()) {
return;
+ }
const auto sbk = GetKey(S128KeyType::SecureBoot);
const auto tsec = GetKey(S128KeyType::TSEC);
for (size_t i = 0; i < revisions.size(); ++i) {
- if (!revisions[i])
+ if (!revisions[i]) {
continue;
+ }
// Derive keyblob key
const auto key = DeriveKeyblobKey(
@@ -850,16 +885,18 @@ void KeyManager::DeriveBase() {
SetKey(S128KeyType::Keyblob, key, i);
// Derive keyblob MAC key
- if (!HasKey(S128KeyType::Source, static_cast<u64>(SourceKeyType::KeyblobMAC)))
+ if (!HasKey(S128KeyType::Source, static_cast<u64>(SourceKeyType::KeyblobMAC))) {
continue;
+ }
const auto mac_key = DeriveKeyblobMACKey(
key, GetKey(S128KeyType::Source, static_cast<u64>(SourceKeyType::KeyblobMAC)));
SetKey(S128KeyType::KeyblobMAC, mac_key, i);
Key128 cmac = CalculateCMAC(encrypted_keyblobs[i].data() + 0x10, 0xA0, mac_key);
- if (std::memcmp(cmac.data(), encrypted_keyblobs[i].data(), cmac.size()) != 0)
+ if (std::memcmp(cmac.data(), encrypted_keyblobs[i].data(), cmac.size()) != 0) {
continue;
+ }
// Decrypt keyblob
if (keyblobs[i] == std::array<u8, 0x90>{}) {
@@ -883,16 +920,19 @@ void KeyManager::DeriveBase() {
revisions.set();
for (size_t i = 0; i < revisions.size(); ++i) {
- if (!HasKey(S128KeyType::Master, i))
+ if (!HasKey(S128KeyType::Master, i)) {
revisions.reset(i);
+ }
}
- if (!revisions.any())
+ if (!revisions.any()) {
return;
+ }
for (size_t i = 0; i < revisions.size(); ++i) {
- if (!revisions[i])
+ if (!revisions[i]) {
continue;
+ }
// Derive general purpose keys
DeriveGeneralPurposeKeys(i);
@@ -922,16 +962,19 @@ void KeyManager::DeriveETicket(PartitionDataManager& data) {
const auto es = Core::System::GetInstance().GetContentProvider().GetEntry(
0x0100000000000033, FileSys::ContentRecordType::Program);
- if (es == nullptr)
+ if (es == nullptr) {
return;
+ }
const auto exefs = es->GetExeFS();
- if (exefs == nullptr)
+ if (exefs == nullptr) {
return;
+ }
const auto main = exefs->GetFile("main");
- if (main == nullptr)
+ if (main == nullptr) {
return;
+ }
const auto bytes = main->ReadAllBytes();
@@ -941,16 +984,19 @@ void KeyManager::DeriveETicket(PartitionDataManager& data) {
const auto seed3 = data.GetRSAKekSeed3();
const auto mask0 = data.GetRSAKekMask0();
- if (eticket_kek != Key128{})
+ if (eticket_kek != Key128{}) {
SetKey(S128KeyType::Source, eticket_kek, static_cast<size_t>(SourceKeyType::ETicketKek));
+ }
if (eticket_kekek != Key128{}) {
SetKey(S128KeyType::Source, eticket_kekek,
static_cast<size_t>(SourceKeyType::ETicketKekek));
}
- if (seed3 != Key128{})
+ if (seed3 != Key128{}) {
SetKey(S128KeyType::RSAKek, seed3, static_cast<size_t>(RSAKekType::Seed3));
- if (mask0 != Key128{})
+ }
+ if (mask0 != Key128{}) {
SetKey(S128KeyType::RSAKek, mask0, static_cast<size_t>(RSAKekType::Mask0));
+ }
if (eticket_kek == Key128{} || eticket_kekek == Key128{} || seed3 == Key128{} ||
mask0 == Key128{}) {
return;
@@ -976,8 +1022,9 @@ void KeyManager::DeriveETicket(PartitionDataManager& data) {
AESCipher<Key128> es_kek(temp_kekek, Mode::ECB);
es_kek.Transcode(eticket_kek.data(), eticket_kek.size(), eticket_final.data(), Op::Decrypt);
- if (eticket_final == Key128{})
+ if (eticket_final == Key128{}) {
return;
+ }
SetKey(S128KeyType::ETicketRSAKek, eticket_final);
@@ -992,18 +1039,20 @@ void KeyManager::DeriveETicket(PartitionDataManager& data) {
void KeyManager::PopulateTickets() {
const auto rsa_key = GetETicketRSAKey();
- if (rsa_key == RSAKeyPair<2048>{})
+ if (rsa_key == RSAKeyPair<2048>{}) {
return;
+ }
- if (!common_tickets.empty() && !personal_tickets.empty())
+ if (!common_tickets.empty() && !personal_tickets.empty()) {
return;
+ }
- const FileUtil::IOFile save1(FileUtil::GetUserPath(FileUtil::UserPath::NANDDir) +
- "/system/save/80000000000000e1",
- "rb+");
- const FileUtil::IOFile save2(FileUtil::GetUserPath(FileUtil::UserPath::NANDDir) +
- "/system/save/80000000000000e2",
- "rb+");
+ const Common::FS::IOFile save1(Common::FS::GetUserPath(Common::FS::UserPath::NANDDir) +
+ "/system/save/80000000000000e1",
+ "rb+");
+ const Common::FS::IOFile save2(Common::FS::GetUserPath(Common::FS::UserPath::NANDDir) +
+ "/system/save/80000000000000e2",
+ "rb+");
const auto blob2 = GetTicketblob(save2);
auto res = GetTicketblob(save1);
@@ -1013,8 +1062,10 @@ void KeyManager::PopulateTickets() {
for (std::size_t i = 0; i < res.size(); ++i) {
const auto common = i < idx;
const auto pair = ParseTicket(res[i], rsa_key);
- if (!pair)
+ if (!pair) {
continue;
+ }
+
const auto& [rid, key] = *pair;
u128 rights_id;
std::memcpy(rights_id.data(), rid.data(), rid.size());
@@ -1043,27 +1094,33 @@ void KeyManager::SynthesizeTickets() {
}
void KeyManager::SetKeyWrapped(S128KeyType id, Key128 key, u64 field1, u64 field2) {
- if (key == Key128{})
+ if (key == Key128{}) {
return;
+ }
SetKey(id, key, field1, field2);
}
void KeyManager::SetKeyWrapped(S256KeyType id, Key256 key, u64 field1, u64 field2) {
- if (key == Key256{})
+ if (key == Key256{}) {
return;
+ }
+
SetKey(id, key, field1, field2);
}
void KeyManager::PopulateFromPartitionData(PartitionDataManager& data) {
- if (!BaseDeriveNecessary())
+ if (!BaseDeriveNecessary()) {
return;
+ }
- if (!data.HasBoot0())
+ if (!data.HasBoot0()) {
return;
+ }
for (size_t i = 0; i < encrypted_keyblobs.size(); ++i) {
- if (encrypted_keyblobs[i] != std::array<u8, 0xB0>{})
+ if (encrypted_keyblobs[i] != std::array<u8, 0xB0>{}) {
continue;
+ }
encrypted_keyblobs[i] = data.GetEncryptedKeyblob(i);
WriteKeyToFile<0xB0>(KeyCategory::Console, fmt::format("encrypted_keyblob_{:02X}", i),
encrypted_keyblobs[i]);
@@ -1085,8 +1142,9 @@ void KeyManager::PopulateFromPartitionData(PartitionDataManager& data) {
static_cast<u64>(SourceKeyType::Keyblob), i);
}
- if (data.HasFuses())
+ if (data.HasFuses()) {
SetKeyWrapped(S128KeyType::SecureBoot, data.GetSecureBootKey());
+ }
DeriveBase();
@@ -1100,8 +1158,9 @@ void KeyManager::PopulateFromPartitionData(PartitionDataManager& data) {
const auto masters = data.GetTZMasterKeys(latest_master);
for (size_t i = 0; i < masters.size(); ++i) {
- if (masters[i] != Key128{} && !HasKey(S128KeyType::Master, i))
+ if (masters[i] != Key128{} && !HasKey(S128KeyType::Master, i)) {
SetKey(S128KeyType::Master, masters[i], i);
+ }
}
DeriveBase();
@@ -1111,8 +1170,9 @@ void KeyManager::PopulateFromPartitionData(PartitionDataManager& data) {
std::array<Key128, 0x20> package2_keys{};
for (size_t i = 0; i < package2_keys.size(); ++i) {
- if (HasKey(S128KeyType::Package2, i))
+ if (HasKey(S128KeyType::Package2, i)) {
package2_keys[i] = GetKey(S128KeyType::Package2, i);
+ }
}
data.DecryptPackage2(package2_keys, Package2Type::NormalMain);
@@ -1150,12 +1210,15 @@ const std::map<u128, Ticket>& KeyManager::GetPersonalizedTickets() const {
bool KeyManager::AddTicketCommon(Ticket raw) {
const auto rsa_key = GetETicketRSAKey();
- if (rsa_key == RSAKeyPair<2048>{})
+ if (rsa_key == RSAKeyPair<2048>{}) {
return false;
+ }
const auto pair = ParseTicket(raw, rsa_key);
- if (!pair)
+ if (!pair) {
return false;
+ }
+
const auto& [rid, key] = *pair;
u128 rights_id;
std::memcpy(rights_id.data(), rid.data(), rid.size());
@@ -1166,12 +1229,15 @@ bool KeyManager::AddTicketCommon(Ticket raw) {
bool KeyManager::AddTicketPersonalized(Ticket raw) {
const auto rsa_key = GetETicketRSAKey();
- if (rsa_key == RSAKeyPair<2048>{})
+ if (rsa_key == RSAKeyPair<2048>{}) {
return false;
+ }
const auto pair = ParseTicket(raw, rsa_key);
- if (!pair)
+ if (!pair) {
return false;
+ }
+
const auto& [rid, key] = *pair;
u128 rights_id;
std::memcpy(rights_id.data(), rid.data(), rid.size());