ObjFW  Diff

}

static OF_KINDOF(OFDNSResourceRecord *)
createResourceRecord(OFString *name, of_dns_resource_record_class_t recordClass,
    of_dns_resource_record_type_t recordType, uint32_t TTL,
    const unsigned char *buffer, size_t length, size_t i, size_t dataLength)
{
	uint16_t preference;
	id data;

	if (recordClass == OF_DNS_RESOURCE_RECORD_CLASS_IN) {
		size_t j;

		switch (recordType) {
		case OF_DNS_RESOURCE_RECORD_TYPE_A:
			if (dataLength != 4)
				@throw [OFInvalidServerReplyException
				    exception];


			data = [OFString stringWithFormat:
			    @"%u.%u.%u.%u",
			    buffer[i], buffer[i + 1],
			    buffer[i + 2], buffer[i + 3]];

			return [[[OFADNSResourceRecord alloc]
			    initWithName: name
			     recordClass: recordClass
			      recordType: recordType
				    data: data
				     TTL: TTL] autorelease];
		case OF_DNS_RESOURCE_RECORD_TYPE_CNAME:
			j = i;

			data = parseName(buffer, length, &j,
			    ALLOWED_POINTER_LEVELS);

			if (j != i + dataLength)
				@throw [OFInvalidServerReplyException
				    exception];

			return [[[OFCNAMEDNSResourceRecord alloc]
			    initWithName: name
			     recordClass: recordClass
			      recordType: recordType
				    data: data
				     TTL: TTL] autorelease];
		case OF_DNS_RESOURCE_RECORD_TYPE_MX:
			if (dataLength < 2)
				@throw [OFInvalidServerReplyException
				    exception];

			preference = (buffer[i] << 8) | buffer[i + 1];

			j = i + 2;

			data = parseName(buffer, length, &j,
			    ALLOWED_POINTER_LEVELS);

			if (j != i + dataLength)
				@throw [OFInvalidServerReplyException
				    exception];

			return [[[OFMXDNSResourceRecord alloc]
			    initWithName: name
			     recordClass: recordClass
			      recordType: recordType
			      preference: preference
				    data: data
				     TTL: TTL] autorelease];
		case OF_DNS_RESOURCE_RECORD_TYPE_AAAA:
			if (dataLength != 16)
				@throw [OFInvalidServerReplyException
				    exception];


			data = parseAAAAData(&buffer[i]);

			return [[[OFAAAADNSResourceRecord alloc]
			    initWithName: name
			     recordClass: recordClass
			      recordType: recordType
				    data: data
				     TTL: TTL] autorelease];
		default:

			data = [OFData dataWithItems: &buffer[i]
					       count: dataLength];

			return [[[OFDNSResourceRecord alloc]
			    initWithName: name
			     recordClass: recordClass
			      recordType: recordType
				    data: data
				     TTL: TTL] autorelease];
		}
	} else {

		data = [OFData dataWithItems: &buffer[i]
				       count: dataLength];

		return [[[OFDNSResourceRecord alloc]
		    initWithName: name
		     recordClass: recordClass
		      recordType: recordType
			    data: data
			     TTL: TTL] autorelease];
	}
}

@implementation OFDNSResolver_context
@synthesize host = _host, nameServers = _nameServers;
@synthesize searchDomains = _searchDomains;
@synthesize nameServersIndex = _nameServersIndex;
@synthesize searchDomainsIndex = _searchDomainsIndex, queryData = _queryData;