745
746
747
748
749
750
751
752
753
754
755
756
757
758
|
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
|
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
|
return 0;
}
- (void)asyncResolveHost: (OFString *)host
target: (id)target
selector: (SEL)selector
context: (id)context
{
[self asyncResolveHost: host
recordClass: OF_DNS_RESOURCE_RECORD_CLASS_IN
recordType: OF_DNS_RESOURCE_RECORD_TYPE_ALL
target: target
selector: selector
context: context];
}
- (void)asyncResolveHost: (OFString *)host
recordClass: (of_dns_resource_record_class_t)recordClass
recordType: (of_dns_resource_record_type_t)recordType
target: (id)target
selector: (SEL)selector
context: (id)context
{
void *pool = objc_autoreleasePoolPush();
OFMutableData *data = [OFMutableData dataWithCapacity: 512];
OFDNSResolver_context *DNSResolverContext;
OFNumber *ID;
uint16_t tmp;
OFUDPSocket *sock;
|
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
|
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
|
-
+
-
+
|
length8 = (uint8_t)length;
[data addItem: &length8];
[data addItems: [component UTF8String]
count: length];
}
/* QTYPE */
tmp = OF_BSWAP16_IF_LE(OF_DNS_RESOURCE_RECORD_TYPE_A);
tmp = OF_BSWAP16_IF_LE(recordType);
[data addItems: &tmp
count: 2];
/* QCLASS */
tmp = OF_BSWAP16_IF_LE(OF_DNS_RESOURCE_RECORD_CLASS_IN);
tmp = OF_BSWAP16_IF_LE(recordClass);
[data addItems: &tmp
count: 2];
DNSResolverContext = [[[OFDNSResolver_context alloc]
initWithHost: host
nameServers: _nameServers
searchDomains: _searchDomains
|