// Sent when addresses are resolved
- (void)netServiceDidResolveAddress:(NSNetService *)netService
{
// Make sure [netService addresses] contains the
// necessary connection information
if ([self addressesComplete:[netService addresses]
forServiceType:[netService type]]) {
[services addObject:netService];
}
}
// Verifies [netService addresses]
- (BOOL)addressesComplete:(NSArray *)addresses
forServiceType:(NSString *)serviceType
{
// Perform appropriate logic to ensure that [netService addresses]
// contains the appropriate information to connect to the service
NSData *myData = nil;
myData = [addresses objectAtIndex:0];
NSString *addressString;
int port=0;
struct sockaddr *addressGeneric;
struct sockaddr_in addressClient;
addressGeneric = (struct sockaddr *) [myData bytes];
switch( addressGeneric->sa_family ) {
case AF_INET: {
struct sockaddr_in *ip4;
char dest[INET_ADDRSTRLEN];
ip4 = (struct sockaddr_in *) [myData bytes];
port = ntohs(ip4->sin_port);
addressString = [NSString stringWithFormat: @"IP4: %s Port: %d", inet_ntop(AF_INET, &ip4->sin_addr, dest, sizeof dest),port];
}
break;
case AF_INET6: {
struct sockaddr_in6 *ip6;
char dest[INET6_ADDRSTRLEN];
ip6 = (struct sockaddr_in6 *) [myData bytes];
port = ntohs(ip6->sin6_port);
addressString = [NSString stringWithFormat: @"IP6: %s Port: %d", inet_ntop(AF_INET6, &ip6->sin6_addr, dest, sizeof dest),port];
}
break;
default:
addressString=@"Unknown family";
break;
}
NSLog(@"Client Address: %@",addressString);
return YES;
}
これは出力です クライアントアドレス: IP4: 192.168.69.38 ポート: 58612