static int _netservice_get_first_addr( CFNetServiceRef netService, socklen_t * size, struct sockaddr ** addr ) {
CFArrayRef addresses;
CFDataRef data;
CFNetServiceCancel( netService );
CFNetServiceResolveWithTimeout( netService, 0.1, NULL );
addresses = CFNetServiceGetAddressing( netService );
if( addresses == NULL || CFArrayGetCount( addresses ) < 1 ) {
return 1;
}
data = CFArrayGetValueAtIndex( addresses, 0 );
*size = CFDataGetLength( data );
*addr = CFDataGetBytePtr( data );
return 0;
}
void ofxBonjourIp::NetServiceResolvedCallBack(CFNetServiceRef theService, CFStreamError* error, void* info) {
//ofLog() << "netService resolved";
bool serviceResolved = false;
if(error->error != 0) ofLog() << "Error: " << error->error;
CFArrayRef addresses = CFNetServiceGetAddressing(theService);
struct sockaddr * socketAddress = NULL;
for(int i=0; i < CFArrayGetCount(addresses); i++) {
// error stopped here once!
socketAddress = (struct sockaddr *) CFDataGetBytePtr((CFDataRef)CFArrayGetValueAtIndex(addresses, i));
/* Only continue if this is an IPv4 address. */
//|| socketAddress->sa_family == AF_INET6 ) == 0.0.0.0
if (socketAddress && socketAddress->sa_family == AF_INET && info != NULL) {
string addr = inet_ntoa(((struct sockaddr_in *)socketAddress)->sin_addr); // pdp_ip0
int port = ntohs(((struct sockaddr_in *)socketAddress)->sin_port);
// don't connect to self or 127.0.0.1 or 0.0.0.0
ofxBonjourIp* bonjour = (ofxBonjourIp*)info;
if(addr != "0.0.0.0" && addr != "127.0.0.1" && addr != bonjour->deviceIp) {
serviceResolved = true;
ofLog() << "* Successful connection: " << addr << ", " << port;
// info has a reference to the class object
// set the server ip
bonjour->serverIp = addr;
bonjour->serverHostName = CFStringGetCStringPtr(CFNetServiceGetTargetHost(theService), kCFStringEncodingMacRoman);
bonjour->connectedToService = true;
ofNotifyEvent(bonjour->discoveredServiceEvent,bonjour->serverIp,bonjour);
} else {
ofLog() << "Not connecting to self: " << addr << ", " << port;
}
}
}
// all the service details
/*const char *host = CFStringGetCStringPtr(CFNetServiceGetTargetHost(theService), kCFStringEncodingMacRoman); //trents-MacBook-Pro.local
ofLog() << "host: " << host;
const char *type = CFStringGetCStringPtr(CFNetServiceGetType(theService), kCFStringEncodingMacRoman); //_ofxBonjourIp._tcp.
ofLog() << "type: " << type;
const char *domain = CFStringGetCStringPtr(CFNetServiceGetDomain(theService), kCFStringEncodingMacRoman); //local.
ofLog() << "domain: " << domain;
int port = CFNetServiceGetPortNumber(theService); //7777
ofLog() << "port: " << port;
const char *name = CFStringGetCStringPtr(CFNetServiceGetName(theService), kCFStringEncodingMacRoman);
ofLog() << "name: " << name; // name is "" if not defined. should become device name once resolved?*/
// release stuff (loop and callback)
if(!serviceResolved) {
CFNetServiceUnscheduleFromRunLoop(theService, CFRunLoopGetCurrent(),kCFRunLoopCommonModes);
CFNetServiceSetClient(theService, NULL, NULL);
}
//CFNetServiceUnscheduleFromRunLoop(theService, CFRunLoopGetCurrent(),kCFRunLoopCommonModes);
//CFNetServiceSetClient(theService, NULL, NULL);
//CFRelease(theService); breaks stuff
//CFRelease(addresses);
}