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;
}
void DNSSD_API CZeroconfBrowserWIN::ResolveCallback(DNSServiceRef sdRef,
DNSServiceFlags flags,
uint32_t interfaceIndex,
DNSServiceErrorType errorCode,
const char *fullname,
const char *hosttarget,
uint16_t port, /* In network byte order */
uint16_t txtLen,
const unsigned char *txtRecord,
void *context
)
{
if (errorCode)
{
CLog::Log(LOGERROR, "ZeroconfBrowserWIN: ResolveCallback failed with error = %ld", (int) errorCode);
return;
}
DNSServiceErrorType err;
CZeroconfBrowser::ZeroconfService::tTxtRecordMap recordMap;
CStdString strIP;
CZeroconfBrowser::ZeroconfService* service = (CZeroconfBrowser::ZeroconfService*) context;
if(!CDNSNameCache::Lookup(hosttarget, strIP))
{
CLog::Log(LOGERROR, "ZeroconfBrowserWIN: Could not resolve hostname %s",hosttarget);
return;
}
service->SetIP(strIP);
for(uint16_t i = 0; i < TXTRecordGetCount(txtLen, txtRecord); ++i)
{
char key[256];
uint8_t valueLen;
const void *value;
std::string strvalue;
err = TXTRecordGetItemAtIndex(txtLen, txtRecord,i ,sizeof(key) , key, &valueLen, &value);
if(err != kDNSServiceErr_NoError)
continue;
if(value != NULL && valueLen > 0)
strvalue.append((const char *)value, valueLen);
recordMap.insert(std::make_pair(key, strvalue));
}
service->SetTxtRecords(recordMap);
service->SetPort(ntohs(port));
}
bool CZeroconfBrowserAndroid::doResolveService(CZeroconfBrowser::ZeroconfService& fr_service, double f_timeout)
{
jni::CJNINsdServiceInfo service;
service.setServiceName(fr_service.GetName());
service.setServiceType(fr_service.GetType());
CZeroconfBrowserAndroidResolve resolver;
m_manager.resolveService(service, resolver);
if (!resolver.m_resolutionDone.WaitMSec(f_timeout * 1000))
{
CLog::Log(LOGERROR, "ZeroconfBrowserAndroid: DNSServiceResolve Timeout error");
return false;
}
if (resolver.m_errorCode != -1)
{
CLog::Log(LOGERROR, "ZeroconfBrowserAndroid: DNSServiceResolve returned (error = %ld)", resolver.m_errorCode);
return false;
}
fr_service.SetHostname(resolver.m_retServiceInfo.getHost().getHostName());
fr_service.SetIP(resolver.m_retServiceInfo.getHost().getHostAddress());
fr_service.SetPort(resolver.m_retServiceInfo.getPort());
CZeroconfBrowser::ZeroconfService::tTxtRecordMap recordMap;
jni::CJNISet<jni::jhstring> txtKey = resolver.m_retServiceInfo.getAttributes().keySet();
jni::CJNIIterator<jni::jhstring> it = txtKey.iterator();
while (it.hasNext())
{
jni::jhstring k = it.next();
jni::jhbyteArray v = resolver.m_retServiceInfo.getAttributes().get(k);
std::string key = jni::jcast<std::string>(k);
std::vector<char> vv = jni::jcast<std::vector<char>>(v);
std::string value = std::string(vv.begin(), vv.end());
CLog::Log(LOGDEBUG, "ZeroconfBrowserAndroid: TXT record %s = %s (%d)", key.c_str(), value.c_str(), vv.size());
recordMap.insert(std::make_pair(key, value));
}
fr_service.SetTxtRecords(recordMap);
return (!fr_service.GetIP().empty());
}
void DNSSD_API AddrinfoCallback(DNSServiceRef sdref, DNSServiceFlags flags, uint32_t interfaceIndex, DNSServiceErrorType errorCode, const char *hostname, const struct sockaddr *address, uint32_t ttl, void *context)
{
if (errorCode)
{
CLog::Log(LOGERROR, "ZeroconfBrowserWIN: AddrinfoCallback failed with error = %ld", (int) errorCode);
return;
}
DNSServiceErrorType err;
CStdString strIP;
CZeroconfBrowser::ZeroconfService* service = (CZeroconfBrowser::ZeroconfService*) context;
char addr[256] = "";
if (address && address->sa_family == AF_INET)
{
const unsigned char *b = (const unsigned char *) &((struct sockaddr_in *)address)->sin_addr;
snprintf(addr, sizeof(addr), "%d.%d.%d.%d", b[0], b[1], b[2], b[3]);
}
strIP = addr;
service->SetIP(strIP);
}
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());
}
void DNSSD_API CZeroconfBrowserWIN::ResolveCallback(DNSServiceRef sdRef,
DNSServiceFlags flags,
uint32_t interfaceIndex,
DNSServiceErrorType errorCode,
const char *fullname,
const char *hosttarget,
uint16_t port, /* In network byte order */
uint16_t txtLen,
const unsigned char *txtRecord,
void *context
)
{
if (errorCode)
{
CLog::Log(LOGERROR, "ZeroconfBrowserWIN: ResolveCallback failed with error = %ld", (int) errorCode);
return;
}
DNSServiceErrorType err;
CZeroconfBrowser::ZeroconfService::tTxtRecordMap recordMap;
CStdString strIP;
CZeroconfBrowser::ZeroconfService* service = (CZeroconfBrowser::ZeroconfService*) context;
#if defined(__VIDONME_MEDIACENTER__)
{
DNSServiceErrorType err;
DNSServiceRef sdRef = NULL;
err = DNSServiceGetAddrInfo(&sdRef, kDNSServiceFlagsReturnIntermediates, kDNSServiceInterfaceIndexAny,kDNSServiceProtocol_IPv4, hosttarget, AddrinfoCallback, service);
if( err != kDNSServiceErr_NoError )
{
if (sdRef)
DNSServiceRefDeallocate(sdRef);
CLog::Log(LOGERROR, "ZeroconfBrowserWIN: DNSServiceGetAddrInfo returned (error = %ld)", (int) err);
return;
}
err = DNSServiceProcessResult(sdRef);
if (err != kDNSServiceErr_NoError)
CLog::Log(LOGERROR, "ZeroconfBrowserWIN::doGetAddrInfoService DNSServiceProcessResult returned (error = %ld)", (int) err);
if (sdRef)
DNSServiceRefDeallocate(sdRef);
}
#else
if(!CDNSNameCache::Lookup(hosttarget, strIP))
{
CLog::Log(LOGERROR, "ZeroconfBrowserWIN: Could not resolve hostname %s",hosttarget);
return;
}
service->SetIP(strIP);
#endif
for(uint16_t i = 0; i < TXTRecordGetCount(txtLen, txtRecord); ++i)
{
char key[256];
uint8_t valueLen;
const void *value;
std::string strvalue;
err = TXTRecordGetItemAtIndex(txtLen, txtRecord,i ,sizeof(key) , key, &valueLen, &value);
if(err != kDNSServiceErr_NoError)
continue;
if(value != NULL && valueLen > 0)
strvalue.append((const char *)value, valueLen);
recordMap.insert(std::make_pair(key, strvalue));
}
service->SetTxtRecords(recordMap);
service->SetPort(ntohs(port));
}
