static void myTimerCallBack(void)
{
DNSServiceErrorType err = kDNSServiceErr_Unknown;
switch (operation)
{
case 'A':
{
switch (addtest)
{
case 0:
printf("Adding Test HINFO record\n");
err = DNSServiceAddRecord(client, &record, 0, kDNSServiceType_HINFO, sizeof(myhinfoW), &myhinfoW[0], 0);
addtest = 1;
break;
case 1:
printf("Updating Test HINFO record\n");
err = DNSServiceUpdateRecord(client, record, 0, sizeof(myhinfoX), &myhinfoX[0], 0);
addtest = 2;
break;
case 2:
printf("Removing Test HINFO record\n");
err = DNSServiceRemoveRecord(client, record, 0);
addtest = 0;
break;
}
}
break;
case 'U':
{
if (updatetest[1] != 'Z') updatetest[1]++;
else updatetest[1] = 'A';
updatetest[0] = 3 - updatetest[0];
updatetest[2] = updatetest[1];
printf("Updating Test TXT record to %c\n", updatetest[1]);
err = DNSServiceUpdateRecord(client, NULL, 0, 1+updatetest[0], &updatetest[0], 0);
}
break;
case 'N':
{
printf("Adding big NULL record\n");
err = DNSServiceAddRecord(client, &record, 0, kDNSServiceType_NULL, sizeof(bigNULL), &bigNULL[0], 0);
timeOut = LONG_TIME;
}
break;
}
if (err != kDNSServiceErr_NoError)
{
fprintf(stderr, "DNSService call failed %ld\n", (long int)err);
stopNow = 1;
}
}
JNIEXPORT jint JNICALL Java_com_apple_dnssd_AppleDNSRecord_Update( JNIEnv *pEnv, jobject pThis,
jint flags, jbyteArray rData, jint ttl)
{
jclass cls = (*pEnv)->GetObjectClass( pEnv, pThis);
jfieldID ownerField = (*pEnv)->GetFieldID( pEnv, cls, "fOwner", "Lcom/apple/dnssd/AppleService;");
jfieldID recField = (*pEnv)->GetFieldID( pEnv, cls, "fRecord", "J");
OpContext *pContext = NULL;
DNSServiceErrorType err = kDNSServiceErr_NoError;
jbyte *pBytes;
jsize numBytes;
DNSRecordRef recRef = NULL;
if ( ownerField != 0)
{
jobject ownerObj = (*pEnv)->GetObjectField( pEnv, pThis, ownerField);
jclass ownerClass = (*pEnv)->GetObjectClass( pEnv, ownerObj);
jfieldID contextField = (*pEnv)->GetFieldID( pEnv, ownerClass, "fNativeContext", "J");
if ( contextField != 0)
pContext = (OpContext*) (long) (*pEnv)->GetLongField(pEnv, ownerObj, contextField);
}
if ( recField != 0)
recRef = (DNSRecordRef) (long) (*pEnv)->GetLongField(pEnv, pThis, recField);
if ( pContext == NULL || pContext->ServiceRef == NULL)
return kDNSServiceErr_BadParam;
pBytes = (*pEnv)->GetByteArrayElements( pEnv, rData, NULL);
numBytes = (*pEnv)->GetArrayLength( pEnv, rData);
err = DNSServiceUpdateRecord( pContext->ServiceRef, recRef, flags, numBytes, pBytes, ttl);
if ( pBytes != NULL)
(*pEnv)->ReleaseByteArrayElements( pEnv, rData, pBytes, 0);
return err;
}
static VALUE
dnssd_service_update_record(VALUE self, VALUE _record, VALUE _flags, VALUE _rdata, VALUE _ttl) {
DNSServiceRef *client;
DNSRecordRef primaryRec = NULL;
DNSRecordRef *record;
DNSServiceFlags flags;
DNSServiceErrorType e;
uint16_t rdlen;
const void *rdata;
uint32_t ttl;
_rdata = rb_str_to_str(_rdata);
flags = (DNSServiceFlags)NUM2ULONG(_flags);
rdlen = RSTRING_LEN(_rdata);
rdata = (void *)RSTRING_PTR(_rdata);
ttl = (uint32_t)NUM2ULONG(_ttl);
if (!NIL_P(_record)) {
get(cDNSSDRecord, _record, DNSRecordRef, record);
} else {
record = &primaryRec;
}
get(cDNSSDService, self, DNSServiceRef, client);
e = DNSServiceUpdateRecord(*client, *record, flags, rdlen, rdata, ttl);
dnssd_check_error_code(e);
return self;
}
void updateRecord_()
{
if( !service_ )
return;
TXTRecordRef record;
createTXTRecord_( record );
const DNSServiceErrorType error =
DNSServiceUpdateRecord( service_, 0, 0,
TXTRecordGetLength( &record ),
TXTRecordGetBytesPtr( &record ), -1 );
TXTRecordDeallocate( &record );
if( error != kDNSServiceErr_NoError )
LBWARN << "DNSServiceUpdateRecord error: " << error << std::endl;
}
bool CZeroconfMDNS::doForceReAnnounceService(const std::string& fcr_identifier)
{
bool ret = false;
CSingleLock lock(m_data_guard);
tServiceMap::iterator it = m_services.find(fcr_identifier);
if(it != m_services.end())
{
// for force announcing a service with mdns we need
// to change a txt record - so we diddle between
// even and odd dummy records here
if ( (it->second.updateNumber % 2) == 0)
TXTRecordSetValue(&it->second.txtRecordRef, "xbmcdummy", strlen("evendummy"), "evendummy");
else
TXTRecordSetValue(&it->second.txtRecordRef, "xbmcdummy", strlen("odddummy"), "odddummy");
it->second.updateNumber++;
if (DNSServiceUpdateRecord(it->second.serviceRef, NULL, 0, TXTRecordGetLength(&it->second.txtRecordRef), TXTRecordGetBytesPtr(&it->second.txtRecordRef), 0) == kDNSServiceErr_NoError)
ret = true;
}
return ret;
}
