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key_manager: Avoid autogeneration if key exists

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This commit is contained in:
Zach Hilman 2018-08-25 11:43:27 -04:00
parent dda4b5e89e
commit d770c60205
1 changed files with 13 additions and 3 deletions
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16
src/core/crypto/key_manager.cpp
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@ -231,18 +231,28 @@ void KeyManager::WriteKeyToFile(bool title_key, std::string_view keyname,
} }
void KeyManager::SetKey(S128KeyType id, Key128 key, u64 field1, u64 field2) { void KeyManager::SetKey(S128KeyType id, Key128 key, u64 field1, u64 field2) {
const auto iter = std::find_if( if (s128_keys.find({id, field1, field2}) != s128_keys.end())
return;
if (id == S128KeyType::Titlekey) {
Key128 rights_id;
std::memcpy(rights_id.data(), &field2, sizeof(u64));
std::memcpy(rights_id.data() + sizeof(u64), &field1, sizeof(u64));
WriteKeyToFile(true, fmt::format("{}", Common::HexArrayToString(rights_id)), key);
}
const auto iter2 = std::find_if(
s128_file_id.begin(), s128_file_id.end(), s128_file_id.begin(), s128_file_id.end(),
[&id, &field1, &field2](const std::pair<std::string, KeyIndex<S128KeyType>> elem) { [&id, &field1, &field2](const std::pair<std::string, KeyIndex<S128KeyType>> elem) {
return std::tie(elem.second.type, elem.second.field1, elem.second.field2) == return std::tie(elem.second.type, elem.second.field1, elem.second.field2) ==
std::tie(id, field1, field2); std::tie(id, field1, field2);
}); });
if (iter != s128_file_id.end()) if (iter2 != s128_file_id.end())
WriteKeyToFile(id == S128KeyType::Titlekey, iter->first, key); WriteKeyToFile(false, iter2->first, key);
s128_keys[{id, field1, field2}] = key; s128_keys[{id, field1, field2}] = key;
} }
void KeyManager::SetKey(S256KeyType id, Key256 key, u64 field1, u64 field2) { void KeyManager::SetKey(S256KeyType id, Key256 key, u64 field1, u64 field2) {
if (s256_keys.find({id, field1, field2}) != s256_keys.end())
return;
const auto iter = std::find_if( const auto iter = std::find_if(
s256_file_id.begin(), s256_file_id.end(), s256_file_id.begin(), s256_file_id.end(),
[&id, &field1, &field2](const std::pair<std::string, KeyIndex<S256KeyType>> elem) { [&id, &field1, &field2](const std::pair<std::string, KeyIndex<S256KeyType>> elem) {