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;
}
bool CZeroconfBrowserMDNS::doResolveService(CZeroconfBrowser::ZeroconfService& fr_service, double f_timeout)
{
DNSServiceErrorType err;
DNSServiceRef sdRef = NULL;
//start resolving
m_resolving_service = fr_service;
m_resolved_event.Reset();
err = DNSServiceResolve(&sdRef, 0, kDNSServiceInterfaceIndexAny, fr_service.GetName(), fr_service.GetType(), fr_service.GetDomain(), ResolveCallback, this);
if( err != kDNSServiceErr_NoError )
{
if (sdRef)
DNSServiceRefDeallocate(sdRef);
CLog::Log(LOGERROR, "ZeroconfBrowserMDNS: DNSServiceResolve returned (error = %ld)", (int) err);
return false;
}
err = DNSServiceProcessResult(sdRef);
if (err != kDNSServiceErr_NoError)
CLog::Log(LOGERROR, "ZeroconfBrowserMDNS::doResolveService DNSServiceProcessResult returned (error = %ld)", (int) err);
#if defined(HAS_MDNS_EMBEDDED)
// when using the embedded mdns service the call to DNSServiceProcessResult
// above will not block until the resolving was finished - instead we have to
// wait for resolve to return or timeout
m_resolved_event.WaitMSec(f_timeout * 1000);
#endif //HAS_MDNS_EMBEDDED
fr_service = m_resolving_service;
if (sdRef)
DNSServiceRefDeallocate(sdRef);
// resolve the hostname
if (!fr_service.GetHostname().empty())
{
CStdString strIP;
// use mdns resolving
m_addrinfo_event.Reset();
sdRef = NULL;
err = DNSServiceGetAddrInfo(&sdRef, 0, kDNSServiceInterfaceIndexAny, kDNSServiceProtocol_IPv4, fr_service.GetHostname(), GetAddrInfoCallback, this);
if (err != kDNSServiceErr_NoError)
CLog::Log(LOGERROR, "ZeroconfBrowserMDNS: DNSServiceGetAddrInfo returned (error = %ld)", (int) err);
err = DNSServiceProcessResult(sdRef);
if (err != kDNSServiceErr_NoError)
CLog::Log(LOGERROR, "ZeroconfBrowserMDNS::doResolveService DNSServiceProcessResult returned (error = %ld)", (int) err);
#if defined(HAS_MDNS_EMBEDDED)
// when using the embedded mdns service the call to DNSServiceProcessResult
// above will not block until the resolving was finished - instead we have to
// wait for resolve to return or timeout
// give it 2 secs for resolving (resolving in mdns is cached and queued
// in timeslices off 1 sec
m_addrinfo_event.WaitMSec(2000);
#endif //HAS_MDNS_EMBEDDED
fr_service = m_resolving_service;
if (sdRef)
DNSServiceRefDeallocate(sdRef);
// fall back to our resolver
if (fr_service.GetIP().empty())
{
CLog::Log(LOGWARNING, "ZeroconfBrowserMDNS: Could not resolve hostname %s falling back to CDNSNameCache", fr_service.GetHostname().c_str());
if (CDNSNameCache::Lookup(fr_service.GetHostname(), strIP))
fr_service.SetIP(strIP);
else
CLog::Log(LOGERROR, "ZeroconfBrowserMDNS: Could not resolve hostname %s", fr_service.GetHostname().c_str());
}
}
return (!fr_service.GetIP().empty());
}
bool CZeroconfBrowserWIN::doResolveService(CZeroconfBrowser::ZeroconfService& fr_service, double f_timeout)
{
DNSServiceErrorType err;
DNSServiceRef sdRef = NULL;
err = DNSServiceResolve(&sdRef, 0, kDNSServiceInterfaceIndexAny, fr_service.GetName(), fr_service.GetType(), fr_service.GetDomain(), ResolveCallback, &fr_service);
if( err != kDNSServiceErr_NoError )
{
if (sdRef)
DNSServiceRefDeallocate(sdRef);
CLog::Log(LOGERROR, "ZeroconfBrowserWIN: DNSServiceResolve returned (error = %ld)", (int) err);
return false;
}
err = DNSServiceProcessResult(sdRef);
if (err != kDNSServiceErr_NoError)
CLog::Log(LOGERROR, "ZeroconfBrowserWIN::doResolveService DNSServiceProcessResult returned (error = %ld)", (int) err);
if (sdRef)
DNSServiceRefDeallocate(sdRef);
return true;
}
bool CZeroconfBrowserWIN::doResolveService(CZeroconfBrowser::ZeroconfService& fr_service, double f_timeout)
{
DNSServiceErrorType err;
DNSServiceRef sdRef = NULL;
err = DNSServiceResolve(&sdRef, 0, kDNSServiceInterfaceIndexAny, fr_service.GetName(), fr_service.GetType(), fr_service.GetDomain(), ResolveCallback, &fr_service);
if( err != kDNSServiceErr_NoError )
{
if (sdRef)
DNSServiceRefDeallocate(sdRef);
CLog::Log(LOGERROR, "ZeroconfBrowserWIN: DNSServiceResolve returned (error = %ld)", (int) err);
return false;
}
#if defined(__VIDONME_MEDIACENTER__)
//don't block in DNSServiceProcessResult, timeout is 0.
int dns_sd_fd = sdRef ? DNSServiceRefSockFD(sdRef) : -1;
int nfds = dns_sd_fd + 1;
fd_set readfds;
struct timeval tv;
int result;
#if 0
while (!stopNow)
{
// 1. Set up the fd_set as usual here.
// This example client has no file descriptors of its own,
// but a real application would call FD_SET to add them to the set here
FD_ZERO(&readfds);
// 2. Add the fd for our client(s) to the fd_set
if (sdRef) FD_SET(dns_sd_fd , &readfds);
// 3. Set up the timeout.
tv.tv_sec = 0;
tv.tv_usec = 0;
result = select(nfds, &readfds, (fd_set*)NULL, (fd_set*)NULL, &tv);
if (result > 0)
{
DNSServiceErrorType err = kDNSServiceErr_NoError;
if (sdRef && FD_ISSET(dns_sd_fd , &readfds))
err = DNSServiceProcessResult(sdRef);
if (err)
{
fprintf(stderr, "DNSServiceProcessResult returned %d\n", err);
stopNow = 1;
}
}
else
{
printf("select() returned %d errno %d %s\n", result, errno, strerror(errno));
if (errno != EINTR) stopNow = 1;
}
}
#else
// 1. Set up the fd_set as usual here.
// This example client has no file descriptors of its own,
// but a real application would call FD_SET to add them to the set here
FD_ZERO(&readfds);
// 2. Add the fd for our client(s) to the fd_set
if (sdRef) FD_SET(dns_sd_fd , &readfds);
// 3. Set up the timeout.
tv.tv_sec = 1;
tv.tv_usec = 0;
result = select(nfds, &readfds, (fd_set*)NULL, (fd_set*)NULL, &tv);
if (result > 0)
{
DNSServiceErrorType err = kDNSServiceErr_NoError;
if (sdRef && FD_ISSET(dns_sd_fd , &readfds))
err = DNSServiceProcessResult(sdRef);
if (err)
{
fprintf(stderr, "DNSServiceProcessResult returned %d\n", err);
}
}
else
{
printf("select() returned %d errno %d %s\n", result, errno, strerror(errno));
if (errno != EINTR)
{
//stopNow = 1;
}
}
#endif
#else
err = DNSServiceProcessResult(sdRef);
#endif//__VIDONME_MEDIACENTER__
if (err != kDNSServiceErr_NoError)
CLog::Log(LOGERROR, "ZeroconfBrowserWIN::doResolveService DNSServiceProcessResult returned (error = %ld)", (int) err);
if (sdRef)
DNSServiceRefDeallocate(sdRef);
return true;
}
bool CZeroconfBrowserMDNS::doResolveService(CZeroconfBrowser::ZeroconfService& fr_service, double f_timeout)
{
DNSServiceErrorType err;
DNSServiceRef sdRef = NULL;
//start resolving
m_resolving_service = fr_service;
m_resolved_event.Reset();
err = DNSServiceResolve(&sdRef, 0, kDNSServiceInterfaceIndexAny, fr_service.GetName(), fr_service.GetType(), fr_service.GetDomain(), ResolveCallback, this);
if( err != kDNSServiceErr_NoError )
{
if (sdRef)
DNSServiceRefDeallocate(sdRef);
CLog::Log(LOGERROR, "ZeroconfBrowserMDNS: DNSServiceResolve returned (error = %ld)", (int) err);
return false;
}
err = DNSServiceProcessResult(sdRef);
if (err != kDNSServiceErr_NoError)
CLog::Log(LOGERROR, "ZeroconfBrowserMDNS::doResolveService DNSServiceProcessResult returned (error = %ld)", (int) err);
if (sdRef)
DNSServiceRefDeallocate(sdRef);
#if defined(HAS_MDNS_EMBEDDED)
// when using the embedded mdns service the call to DNSServiceProcessResult
// above will not block until the resolving was finished - instead we have to
// wait for resolve to return or timeout
m_resolved_event.WaitMSec(f_timeout * 1000);
#endif //HAS_MDNS_EMBEDDED
fr_service = m_resolving_service;
return (!fr_service.GetIP().empty());
}
