Function get_hive_from_path

lib/dsc-lib-registry/src/lib.rs:393–412

(path: &str)

}

fn get_hive_from_path(path: &str) -> Result<(Hive, &str), RegistryError> {
    // split the key path to hive and subkey otherwise it's just a hive
    let (hive, subkey)= match path.find('\\') {
        Some(index) => {
            // split at index, but don't include the character at index
            let (hive, subkey) = path.split_at(index);
            (hive, &subkey[1..])
        },
        None => (path, ""),
    };

    match hive {
        "HKCC" | "HKEY_CURRENT_CONFIG" => Ok((Hive::CurrentConfig, subkey)),
        "HKCU" | "HKEY_CURRENT_USER" => Ok((Hive::CurrentUser, subkey)),
        "HKCR" | "HKEY_CLASSES_ROOT" => Ok((Hive::ClassesRoot, subkey)),
        "HKLM" | "HKEY_LOCAL_MACHINE" => Ok((Hive::LocalMachine, subkey)),
        "HKU"  | "HKEY_USERS" => Ok((Hive::Users, subkey)),
        _ => Err(RegistryError::InvalidHive(hive.to_string()))
    }
}

fn open_regkey(path: &str, permission: Security) -> Result<(RegKey, &str), RegistryError> {
    let (hive, subkey) = get_hive_from_path(path)?;