public override byte[] GetBytes()
{
byte [] name_bytes = null, target = null;
short name_len = 0, target_len = 0;
if (TargetName != null)
{
Encoding enc = (Flags & NtlmFlags.NegotiateUnicode) != 0 ? Encoding.Unicode : Encoding.UTF8;
name_bytes = enc.GetBytes(TargetName);
name_len = (short)name_bytes.Length;
}
if (Version != NtlmVersion.Version1)
{
target = _target.ToBytes();
target_len = (short)target.Length;
}
uint name_offset = (uint)(Version == NtlmVersion.Version3 ? 56 : 40);
int size = (int)name_offset +
(name_len > 0 ? name_len + 8 : 0) +
(target_len > 0 ? target_len + 8 : 0);
byte[] data = PrepareMessage(size);
// target name
data [12] = (byte)name_len;
data [13] = (byte)(name_len >> 8);
data [14] = data [12];
data [15] = data [13];
data [16] = (byte)name_offset;
data [17] = (byte)(name_offset >> 8);
data [18] = (byte)(name_offset >> 16);
data [19] = (byte)(name_offset >> 24);
// flags
data [20] = (byte)Flags;
data [21] = (byte)((uint)Flags >> 8);
data [22] = (byte)((uint)Flags >> 16);
data [23] = (byte)((uint)Flags >> 24);
Buffer.BlockCopy(_nonce, 0, data, 24, _nonce.Length);
if (Version == NtlmVersion.Version1)
{
return(data);
}
// context
Buffer.BlockCopy(_context, 0, data, 32, 8);
// target information
data [40] = (byte)target_len;
data [41] = (byte)(target_len >> 8);
data [42] = data [40];
data [43] = data [41];
uint info_offset = (uint)(name_offset + name_bytes.Length);
data [44] = (byte)info_offset;
data [45] = (byte)(info_offset >> 8);
data [46] = (byte)(info_offset >> 16);
data [47] = (byte)(info_offset >> 24);
if (Version == NtlmVersion.Version3)
{
Buffer.BlockCopy(OSVersion, 0, data, 48, OSVersion.Length);
}
Buffer.BlockCopy(name_bytes, 0, data, (int)name_offset, name_len);
Buffer.BlockCopy(target, 0, data, (int)info_offset, target.Length);
return(data);
}
