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Removed key writeout function

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This commit is contained in:
niansa 2024-03-07 01:42:22 +01:00
parent 3e8dc06867
commit f0b13ee2f6
2 changed files with 0 additions and 95 deletions
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91
src/core/crypto/key_manager.cpp
View file

@ -648,17 +648,13 @@ void KeyManager::ReloadKeys() {
if (Settings::values.use_dev_keys) {
dev_mode = true;
LoadFromFile(yuzu_keys_dir / "dev.keys_autogenerated", false);
LoadFromFile(yuzu_keys_dir / "dev.keys", false);
} else {
dev_mode = false;
LoadFromFile(yuzu_keys_dir / "prod.keys_autogenerated", false);
LoadFromFile(yuzu_keys_dir / "prod.keys", false);
}
LoadFromFile(yuzu_keys_dir / "title.keys_autogenerated", true);
LoadFromFile(yuzu_keys_dir / "title.keys", true);
LoadFromFile(yuzu_keys_dir / "console.keys_autogenerated", false);
LoadFromFile(yuzu_keys_dir / "console.keys", false);
}
@ -844,40 +840,6 @@ Key256 KeyManager::GetBISKey(u8 partition_id) const {
return out;
}
template <size_t Size>
void KeyManager::WriteKeyToFile(KeyCategory category, std::string_view keyname,
const std::array<u8, Size>& key) {
const auto yuzu_keys_dir = Common::FS::GetYuzuPath(Common::FS::YuzuPath::KeysDir);
std::string filename = "title.keys_autogenerated";
if (category == KeyCategory::Standard) {
filename = dev_mode ? "dev.keys_autogenerated" : "prod.keys_autogenerated";
} else if (category == KeyCategory::Console) {
filename = "console.keys_autogenerated";
}
const auto path = yuzu_keys_dir / filename;
const auto add_info_text = !Common::FS::Exists(path);
Common::FS::IOFile file{path, Common::FS::FileAccessMode::Append,
Common::FS::FileType::TextFile};
if (!file.IsOpen()) {
return;
}
if (add_info_text) {
void(file.WriteString(
"# This file is autogenerated by Yuzu\n"
"# It serves to store keys that were automatically generated from the normal keys\n"
"# If you are experiencing issues involving keys, it may help to delete this file\n"));
}
void(file.WriteString(fmt::format("\n{} = {}", keyname, Common::HexToString(key))));
LoadFromFile(path, category == KeyCategory::Title);
}
void KeyManager::SetKey(S128KeyType id, Key128 key, u64 field1, u64 field2) {
if (s128_keys.find({id, field1, field2}) != s128_keys.end() || key == Key128{}) {
return;
@ -886,46 +848,6 @@ void KeyManager::SetKey(S128KeyType id, Key128 key, u64 field1, u64 field2) {
Key128 rights_id;
std::memcpy(rights_id.data(), &field2, sizeof(u64));
std::memcpy(rights_id.data() + sizeof(u64), &field1, sizeof(u64));
WriteKeyToFile(KeyCategory::Title, Common::HexToString(rights_id), key);
}
auto category = KeyCategory::Standard;
if (id == S128KeyType::Keyblob || id == S128KeyType::KeyblobMAC || id == S128KeyType::TSEC ||
id == S128KeyType::SecureBoot || id == S128KeyType::SDSeed || id == S128KeyType::BIS) {
category = KeyCategory::Console;
}
const auto iter2 = std::find_if(
s128_file_id.begin(), s128_file_id.end(), [&id, &field1, &field2](const auto& elem) {
return std::tie(elem.second.type, elem.second.field1, elem.second.field2) ==
std::tie(id, field1, field2);
});
if (iter2 != s128_file_id.end()) {
WriteKeyToFile(category, iter2->first, key);
}
// Variable cases
if (id == S128KeyType::KeyArea) {
static constexpr std::array<const char*, 3> kak_names = {
"key_area_key_application_{:02X}",
"key_area_key_ocean_{:02X}",
"key_area_key_system_{:02X}",
};
WriteKeyToFile(category, fmt::format(fmt::runtime(kak_names.at(field2)), field1), key);
} else if (id == S128KeyType::Master) {
WriteKeyToFile(category, fmt::format("master_key_{:02X}", field1), key);
} else if (id == S128KeyType::Package1) {
WriteKeyToFile(category, fmt::format("package1_key_{:02X}", field1), key);
} else if (id == S128KeyType::Package2) {
WriteKeyToFile(category, fmt::format("package2_key_{:02X}", field1), key);
} else if (id == S128KeyType::Titlekek) {
WriteKeyToFile(category, fmt::format("titlekek_{:02X}", field1), key);
} else if (id == S128KeyType::Keyblob) {
WriteKeyToFile(category, fmt::format("keyblob_key_{:02X}", field1), key);
} else if (id == S128KeyType::KeyblobMAC) {
WriteKeyToFile(category, fmt::format("keyblob_mac_key_{:02X}", field1), key);
} else if (id == S128KeyType::Source && field1 == static_cast<u64>(SourceKeyType::Keyblob)) {
WriteKeyToFile(category, fmt::format("keyblob_key_source_{:02X}", field2), key);
}
s128_keys[{id, field1, field2}] = key;
@ -935,14 +857,6 @@ void KeyManager::SetKey(S256KeyType id, Key256 key, u64 field1, u64 field2) {
if (s256_keys.find({id, field1, field2}) != s256_keys.end() || key == Key256{}) {
return;
}
const auto iter = std::find_if(
s256_file_id.begin(), s256_file_id.end(), [&id, &field1, &field2](const auto& elem) {
return std::tie(elem.second.type, elem.second.field1, elem.second.field2) ==
std::tie(id, field1, field2);
});
if (iter != s256_file_id.end()) {
WriteKeyToFile(KeyCategory::Standard, iter->first, key);
}
s256_keys[{id, field1, field2}] = key;
}
@ -1052,8 +966,6 @@ void KeyManager::DeriveBase() {
// Decrypt keyblob
if (keyblobs[i] == std::array<u8, 0x90>{}) {
keyblobs[i] = DecryptKeyblob(encrypted_keyblobs[i], key);
WriteKeyToFile<0x90>(KeyCategory::Console, fmt::format("keyblob_{:02X}", i),
keyblobs[i]);
}
Key128 package1;
@ -1183,7 +1095,6 @@ void KeyManager::DeriveETicket(PartitionDataManager& data,
data.DecryptProdInfo(GetBISKey(0));
eticket_extended_kek = data.GetETicketExtendedKek();
WriteKeyToFile(KeyCategory::Console, "eticket_extended_kek", eticket_extended_kek);
DeriveETicketRSAKey();
PopulateTickets();
}
@ -1261,8 +1172,6 @@ void KeyManager::PopulateFromPartitionData(PartitionDataManager& data) {
continue;
}
encrypted_keyblobs[i] = data.GetEncryptedKeyblob(i);
WriteKeyToFile<0xB0>(KeyCategory::Console, fmt::format("encrypted_keyblob_{:02X}", i),
encrypted_keyblobs[i]);
}
SetKeyWrapped(S128KeyType::Source, data.GetPackage2KeySource(),

4
src/core/crypto/key_manager.h
View file

@ -314,10 +314,6 @@ private:
bool dev_mode;
void LoadFromFile(const std::filesystem::path& file_path, bool is_title_keys);
template <size_t Size>
void WriteKeyToFile(KeyCategory category, std::string_view keyname,
const std::array<u8, Size>& key);
void DeriveGeneralPurposeKeys(std::size_t crypto_revision);
void DeriveETicketRSAKey();