bool CZeroconfBrowserOSX::doResolveService(CZeroconfBrowser::ZeroconfService &fr_service, double f_timeout)
{
bool ret = false;
CFStringRef type = CFStringCreateWithCString(NULL, fr_service.GetType().c_str(), kCFStringEncodingUTF8);
CFStringRef name = CFStringCreateWithCString(NULL, fr_service.GetName().c_str(), kCFStringEncodingUTF8);
CFStringRef domain = CFStringCreateWithCString(NULL, fr_service.GetDomain().c_str(), kCFStringEncodingUTF8);
CFNetServiceRef service = CFNetServiceCreate (NULL, domain, type, name, 0);
if (CFNetServiceResolveWithTimeout(service, f_timeout, NULL) )
{
std::string ip;
int port = 0;
ret = CopyFirstIPv4Address(service, ip, port);
fr_service.SetIP(ip);
fr_service.SetPort(port);
//get txt-record list
fr_service.SetTxtRecords(GetTxtRecords(service));
}
CFRelease(type);
CFRelease(name);
CFRelease(domain);
CFRelease(service);
return ret;
}
// netservice browser callback - calls whenever service is discovered
void ofxBonjourIp::NetServiceBrowserCallBack(CFNetServiceBrowserRef browser,CFOptionFlags flags,CFTypeRef domainOrService,CFStreamError* error,void* info) {
ofLog() << "----------------------";
if(error->error != 0) {
ofLog() << "Error: " << error->error;
return;
}
// unresovled still... but can get type and domain (pointless)
CFNetServiceRef netServiceRef = (CFNetServiceRef) domainOrService; // casting to this thing
//service removed/closed
if (flags & kCFNetServiceFlagRemove) {
ofLog() << "Service was removed.";
if(info != NULL) {
// notify service has been removed
ofxBonjourIp* bonjour = (ofxBonjourIp*)info;
ofNotifyEvent(bonjour->removedServiceEvent,bonjour->serverIp,bonjour);
// reset
bonjour->serverHostName = "";
bonjour->serverIp = "";
bonjour->connectedToService = false;
// dont know if i need this? maybe causing a crash after long period of time. I don't think it's been added to the run loop yet either
//CFNetServiceUnscheduleFromRunLoop(netServiceRef, CFRunLoopGetCurrent(),kCFRunLoopCommonModes);
//CFNetServiceSetClient(netServiceRef, NULL, NULL);
}
return;
}
// the 'flags' property = 8 when it closes, and 0 when it opens. let's use that for now?
/*if(flags != 0) {
ofLog() << "Flag error/ service closed elsewhere (8): " << flags;
return;
}*/
// resolve the service
CFNetServiceClientContext clientContext = { 0, info, NULL, NULL, NULL };
CFNetServiceSetClient(netServiceRef, ofxBonjourIp::NetServiceResolvedCallBack, &clientContext);
CFNetServiceScheduleWithRunLoop(netServiceRef, CFRunLoopGetCurrent(), kCFRunLoopCommonModes);
if(!CFNetServiceResolveWithTimeout(netServiceRef, 0, NULL)) {
ofLog() << "Error resolving service";
CFNetServiceUnscheduleFromRunLoop(netServiceRef, CFRunLoopGetCurrent(),kCFRunLoopCommonModes);
CFNetServiceSetClient(netServiceRef, NULL, NULL);
}
}
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;
}