private static void GetInputBuffer(string user, out IntPtr inCredBuffer, out int inCredSize)
{
if (!string.IsNullOrEmpty(user))
{
var usernameBuf = new StringBuilder(user);
var passwordBuf = new StringBuilder();
inCredSize = 1024;
inCredBuffer = Marshal.AllocCoTaskMem(inCredSize);
if (NativeCode.CredPackAuthenticationBuffer(0x00, usernameBuf, passwordBuf, inCredBuffer, ref inCredSize))
{
return;
}
if (inCredBuffer != IntPtr.Zero)
{
NativeCode.CoTaskMemFree(inCredBuffer);
}
}
inCredBuffer = IntPtr.Zero;
inCredSize = 0;
}
