public static extern NtStatus NtQueryKey(
SafeKernelObjectHandle KeyHandle,
KeyInformationClass KeyInformationClass,
SafeBuffer KeyInformation,
int Length,
out int ResultLength
);
private SafeStructureInOutBuffer <T> QueryKey <T>(KeyInformationClass info_class) where T : new()
{
int return_length;
NtStatus status = NtSystemCalls.NtQueryKey(Handle, info_class, SafeHGlobalBuffer.Null, 0, out return_length);
if (status != NtStatus.STATUS_BUFFER_OVERFLOW && status != NtStatus.STATUS_INFO_LENGTH_MISMATCH && status != NtStatus.STATUS_BUFFER_TOO_SMALL)
{
status.ToNtException();
}
SafeStructureInOutBuffer <T> buffer = new SafeStructureInOutBuffer <T>(return_length, false);
try
{
NtSystemCalls.NtQueryKey(Handle, info_class, buffer, buffer.Length, out return_length).ToNtException();
return(Interlocked.Exchange(ref buffer, null));
}
finally
{
if (buffer != null)
{
buffer.Close();
}
}
}
public static extern NativeResultCode NtQueryKey(UIntPtr KeyHandle,
KeyInformationClass KeyInformationClass,
IntPtr KeyInformation,
int bufferSize,
out int resultSize);
public unsafe static extern NTStatus NtQueryKey(
RegistryKeyHandle KeyHandle,
KeyInformationClass KeyInformationClass,
void *KeyInformation,
uint Length,
out uint ResultLength);
public static extern NativeResultCode NtQueryKey(UIntPtr KeyHandle,
KeyInformationClass KeyInformationClass,
IntPtr KeyInformation,
int bufferSize,
out int resultSize);