/// <summary>
/// Writes all files described in "RegMappings.xml" to the registry in HKEY_CURRENT_USER.
/// </summary>
/// <param name="keyName">Registry key to write the values to.</param>
/// <param name="dir">Directory in which the value files and "RegMappings.xml" file is stored.</param>
public static void WriteHKCUBinaryValuesFromFiles(string keyName, string dir)
{
string fileDirPath = Path.GetFullPath(dir);
var xDocument = XDocument.Load($"{fileDirPath}/RegMappings.xml");
XElement mappings = xDocument.Element("mappings");
using (RegistryKey keyToWrite = Registry.CurrentUser.OpenSubKey(keyName, RegistryKeyPermissionCheck.ReadWriteSubTree))
{
foreach (XElement xElement in mappings.Elements("mapping"))
{
Console.WriteLine($"Writing contents of file '{xElement.Value}' to key '{keyName}' and value '{xElement.Attribute("regValueName").Value}'.");
string fileContent = File.ReadAllText($"{fileDirPath}/{xElement.Value}");
byte[] bytes = new UTF8Encoding().GetBytes(fileContent);
//Add null byte for registry
bytes = bytes.Append((byte)0x00).ToArray();
keyToWrite.SetValue(xElement.Attribute("regValueName").Value, bytes, RegistryValueKind.Binary);
}
}
}