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Improvements to registry syscalls

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This commit is contained in:
Igor Pissolati
2025-04-20 16:09:04 -03:00
parent 759bd0e9fb
commit 763b8fc760
8 changed files with 349 additions and 11 deletions
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27
src/windows-emulator/registry/hive_parser.cpp
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@@ -159,6 +159,18 @@ const hive_value* hive_key::get_value(std::ifstream& file, const std::string_vie
return &value;
}
const hive_value* hive_key::get_value(std::ifstream& file, size_t index)
{
this->parse(file);
if (index < 0 || index >= values_by_index_.size())
{
return nullptr;
}
return get_value(file, values_by_index_[index]);
}
void hive_key::parse(std::ifstream& file)
{
if (this->parsed_)
@@ -189,8 +201,11 @@ void hive_key::parse(std::ifstream& file)
raw_value.data_offset = offset + static_cast<int>(offsetof(value_block_t, offset));
}
utils::string::to_lower_inplace(value_name);
this->values_[std::move(value_name)] = std::move(raw_value);
const auto [it, inserted] = this->values_.emplace(std::move(value_name), std::move(raw_value));
if (inserted)
{
this->values_by_index_.emplace_back(it->first);
}
}
// Subkeys
@@ -212,9 +227,13 @@ void hive_key::parse(std::ifstream& file)
const auto subkey = read_file_object<key_block_t>(file, subkey_block_offset);
std::string subkey_name(subkey.name, std::min(subkey.len, static_cast<int16_t>(sizeof(subkey.name))));
utils::string::to_lower_inplace(subkey_name);
this->sub_keys_.emplace(std::move(subkey_name), hive_key{subkey.subkeys, subkey.value_count, subkey.offsets});
const auto [it, inserted] = this->sub_keys_.emplace(
std::move(subkey_name), hive_key{subkey.subkeys, subkey.value_count, subkey.offsets});
if (inserted)
{
this->sub_keys_by_index_.emplace_back(it->first);
}
}
}