ObjXMPP  Diff

	[clientFirstMessageBare release];
	clientFirstMessageBare = nil;
	clientFirstMessageBare = [[OFString alloc] initWithFormat: @"n=%@,r=%@",
								   authcid,
								   cNonce];

	[ret addNItems: [GS2Header UTF8StringLength]
	    fromCArray: [GS2Header UTF8String]];

	[ret addNItems: [clientFirstMessageBare UTF8StringLength]
	    fromCArray: [clientFirstMessageBare UTF8String]];

	return ret;
}

- (OFDataArray*)calculateResponseWithChallenge: (OFDataArray*)challenge
{
	size_t i;

		GOT_ITERCOUNT = 0x04
	} got = 0;

	hash = [[[hashType alloc] init] autorelease];
	ret = [OFDataArray dataArrayWithItemSize: 1];
	authMessage = [OFDataArray dataArrayWithItemSize: 1];

	OFString *chal = [OFString stringWithUTF8String: [challenge cArray]
						 length: [challenge count] *
							 [challenge itemSize]];

	enumerator =
	    [[chal componentsSeparatedByString: @","] objectEnumerator];
	while ((comp = [enumerator nextObject]) != nil) {
		OFString *entry = [comp substringWithRange:
		    of_range(2, [comp length] - 2)];

	}

	if (got != (GOT_SNONCE | GOT_SALT | GOT_ITERCOUNT))
		@throw [OFInvalidServerReplyException newWithClass: isa];

	// Add c=<base64(GS2Header+channelBindingData)>
	tmpArray = [OFDataArray dataArrayWithItemSize: 1];
	[tmpArray addNItems: [GS2Header UTF8StringLength]
		 fromCArray: [GS2Header UTF8String]];
	if (plusAvailable && [connection encrypted]) {
		OFDataArray *channelBinding = [((SSLSocket*)[connection socket])
		    channelBindingDataWithType: @"tls-unique"];
		[tmpArray addNItems: [channelBinding count]
			 fromCArray: [channelBinding cArray]];
	}
	tmpString = [tmpArray stringByBase64Encoding];
	[ret addNItems: 2
	    fromCArray: "c="];
	[ret addNItems: [tmpString UTF8StringLength]
	    fromCArray: [tmpString UTF8String]];

	// Add r=<nonce>
	[ret addItem: ","];
	[ret addNItems: 2
	    fromCArray: "r="];
	[ret addNItems: [sNonce UTF8StringLength]
	    fromCArray: [sNonce UTF8String]];

	tmpArray = [OFDataArray dataArrayWithItemSize: 1];
	[tmpArray addNItems: [password UTF8StringLength]
		 fromCArray: [password UTF8String]];

	/*
	 * IETF RFC 5802:
	 * SaltedPassword := Hi(Normalize(password), salt, i)
	 */
	saltedPassword = [self XMPP_hiWithData: tmpArray
					  salt: salt
				iterationCount: iterCount];

	/*
	 * IETF RFC 5802:
	 * AuthMessage := client-first-message-bare + "," +
	 *		  server-first-message + "," +
	 *		  client-final-message-without-proof
	 */
	[authMessage addNItems: [clientFirstMessageBare UTF8StringLength]
		    fromCArray: [clientFirstMessageBare UTF8String]];
	[authMessage addItem: ","];
	[authMessage addNItems: [challenge count] * [challenge itemSize]
		    fromCArray: [challenge cArray]];
	[authMessage addItem: ","];
	[authMessage addNItems: [ret count]
		    fromCArray: [ret cArray]];

	}

	// Add p=<base64(ClientProof)>
	[ret addItem: ","];
	[ret addNItems: 2
	    fromCArray: "p="];
	tmpString = [tmpArray stringByBase64Encoding];
	[ret addNItems: [tmpString UTF8StringLength]
	    fromCArray: [tmpString UTF8String]];

	[ret retain];
	[pool release];

	return [ret autorelease];
}

- (void)parseServerFinalMessage: (OFDataArray*)message
{
	OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];
	OFString *mess = [OFString stringWithUTF8String: [message cArray]
						 length: [message count] *
							 [message itemSize]];
	OFString *value = [mess substringWithRange:
	    of_range(2, [mess length] - 2)];

	if ([mess hasPrefix: @"v="]) {
		if (![value isEqual: [serverSignature stringByBase64Encoding]])
			@throw [XMPPAuthFailedException
			    newWithClass: isa

		while (tmp == ',')
			tmp = ((buf[i] >> 1) % ('~' - '!')) + '!';

		buf[i] = tmp;
	}

	return [OFString stringWithCString: (char*)buf
				  encoding: OF_STRING_ENCODING_ASCII
				    length: 64];
}

- (uint8_t*)XMPP_HMACWithKey: (OFDataArray*)key
			data: (OFDataArray*)data
{
	OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];