/**
* Creates a Type-2 message in response to the given Type-1 message.
*
* @param type1 The Type-1 message which this represents a response to.
* @param challenge The challenge from the domain controller/server.
* @param target The authentication target.
*/
public Type2Message(Type1Message type1, byte[] challenge, String target) {
this(
getDefaultFlags(type1),
challenge,
(type1 != null && target == null && type1.getFlag(NTLMSSP_REQUEST_TARGET))
? getDefaultDomain()
: target);
}
/**
* Returns the default flags for a Type-2 message created in response to the given Type-1 message
* in the current environment.
*
* @return An <code>int</code> containing the default flags.
*/
public static int getDefaultFlags(Type1Message type1) {
if (type1 == null) return DEFAULT_FLAGS;
int flags = NTLMSSP_NEGOTIATE_NTLM;
int type1Flags = type1.getFlags();
flags |=
((type1Flags & NTLMSSP_NEGOTIATE_UNICODE) != 0)
? NTLMSSP_NEGOTIATE_UNICODE
: NTLMSSP_NEGOTIATE_OEM;
if ((type1Flags & NTLMSSP_REQUEST_TARGET) != 0) {
String domain = getDefaultDomain();
if (domain != null) {
flags |= NTLMSSP_REQUEST_TARGET | NTLMSSP_TARGET_TYPE_DOMAIN;
}
}
return flags;
}