public void Run(object state)
{
try
{
if (Enclosing_Instance.State == DNSState.ANNOUNCED)
{
if (count++ < 3 && !info.HasData)
{
long now = (DateTime.Now.Ticks - 621355968000000000) / 10000;
DNSOutgoing out_Renamed = new DNSOutgoing(DNSConstants.FLAGS_QR_QUERY);
out_Renamed.AddQuestion(new DNSQuestion(info.QualifiedName, DNSConstants.TYPE_SRV, DNSConstants.CLASS_IN));
out_Renamed.AddQuestion(new DNSQuestion(info.QualifiedName, DNSConstants.TYPE_TXT, DNSConstants.CLASS_IN));
if (info.server != null)
{
out_Renamed.AddQuestion(new DNSQuestion(info.server, DNSConstants.TYPE_A, DNSConstants.CLASS_IN));
}
out_Renamed.AddAnswer((DNSRecord) Enclosing_Instance.Cache.get_Renamed(info.QualifiedName, DNSConstants.TYPE_SRV, DNSConstants.CLASS_IN), now);
out_Renamed.AddAnswer((DNSRecord) Enclosing_Instance.Cache.get_Renamed(info.QualifiedName, DNSConstants.TYPE_TXT, DNSConstants.CLASS_IN), now);
if (info.server != null)
{
out_Renamed.AddAnswer((DNSRecord) Enclosing_Instance.Cache.get_Renamed(info.server, DNSConstants.TYPE_A, DNSConstants.CLASS_IN), now);
}
Enclosing_Instance.Send(out_Renamed);
}
else
{
// After three queries, we can quit.
// TODO: can omit cancel()?
//cancel();
Enclosing_Instance.RemoveListener(info);
}
;
}
else if (Enclosing_Instance.State == DNSState.CANCELED)
{
// TODO: can omit cancel??
//cancel();
Enclosing_Instance.RemoveListener(info);
}
}
catch (Exception e)
{
logger.Warn("run() exception ", e);
Enclosing_Instance.Recover();
}
}
public void Run(object state)
{
try
{
if (Enclosing_Instance.State == DNSState.ANNOUNCED)
{
if (count++ < 3 && !info.HasData)
{
long now = (DateTime.Now.Ticks - 621355968000000000) / 10000;
DNSOutgoing out_Renamed = new DNSOutgoing(DNSConstants.FLAGS_QR_QUERY);
out_Renamed.AddQuestion(new DNSQuestion(info.QualifiedName, DNSConstants.TYPE_SRV, DNSConstants.CLASS_IN));
out_Renamed.AddQuestion(new DNSQuestion(info.QualifiedName, DNSConstants.TYPE_TXT, DNSConstants.CLASS_IN));
if (info.server != null)
{
out_Renamed.AddQuestion(new DNSQuestion(info.server, DNSConstants.TYPE_A, DNSConstants.CLASS_IN));
}
out_Renamed.AddAnswer((DNSRecord)Enclosing_Instance.Cache.get_Renamed(info.QualifiedName, DNSConstants.TYPE_SRV, DNSConstants.CLASS_IN), now);
out_Renamed.AddAnswer((DNSRecord)Enclosing_Instance.Cache.get_Renamed(info.QualifiedName, DNSConstants.TYPE_TXT, DNSConstants.CLASS_IN), now);
if (info.server != null)
{
out_Renamed.AddAnswer((DNSRecord)Enclosing_Instance.Cache.get_Renamed(info.server, DNSConstants.TYPE_A, DNSConstants.CLASS_IN), now);
}
Enclosing_Instance.Send(out_Renamed);
}
else
{
// After three queries, we can quit.
// TODO: can omit cancel()?
//cancel();
Enclosing_Instance.RemoveListener(info);
}
;
}
else if (Enclosing_Instance.State == DNSState.CANCELED)
{
// TODO: can omit cancel??
//cancel();
Enclosing_Instance.RemoveListener(info);
}
}
catch (Exception e)
{
logger.Warn("run() exception ", e);
Enclosing_Instance.Recover();
}
}
public void Run(object state)
{
try
{
if (Enclosing_Instance.State == DNSState.ANNOUNCED)
{
if (count++ < 3)
{
logger.Debug("run() JmDNS querying service");
long now = (DateTime.Now.Ticks - 621355968000000000) / 10000;
DNSOutgoing out_Renamed = new DNSOutgoing(DNSConstants.FLAGS_QR_QUERY);
out_Renamed.AddQuestion(new DNSQuestion(type, DNSConstants.TYPE_PTR, DNSConstants.CLASS_IN));
foreach (ServiceInfo info in Enclosing_Instance.services.Values)
{
try
{
out_Renamed.AddAnswer(new Pointer(info.type, DNSConstants.TYPE_PTR, DNSConstants.CLASS_IN, DNSConstants.DNS_TTL, info.QualifiedName), now);
}
catch
{
break;
}
}
Enclosing_Instance.Send(out_Renamed);
}
else
{
// After three queries, we can quit.
// TODO: can omit?
//cancel();
}
;
}
else if (Enclosing_Instance.State == DNSState.CANCELED)
{
// TODO: can omit?
//cancel();
}
}
catch (Exception e)
{
logger.Warn("run() exception ", e);
Enclosing_Instance.Recover();
}
}
public void Run(object state)
{
try
{
if (Enclosing_Instance.State == DNSState.ANNOUNCED)
{
if (count++ < 3)
{
logger.Debug("run() JmDNS querying service");
long now = (DateTime.Now.Ticks - 621355968000000000) / 10000;
DNSOutgoing out_Renamed = new DNSOutgoing(DNSConstants.FLAGS_QR_QUERY);
out_Renamed.AddQuestion(new DNSQuestion(type, DNSConstants.TYPE_PTR, DNSConstants.CLASS_IN));
foreach (ServiceInfo info in Enclosing_Instance.services.Values)
{
try
{
out_Renamed.AddAnswer(new Pointer(info.type, DNSConstants.TYPE_PTR, DNSConstants.CLASS_IN, DNSConstants.DNS_TTL, info.QualifiedName), now);
}
catch
{
break;
}
}
Enclosing_Instance.Send(out_Renamed);
}
else
{
// After three queries, we can quit.
// TODO: can omit?
//cancel();
}
;
}
else if (Enclosing_Instance.State == DNSState.CANCELED)
{
// TODO: can omit?
//cancel();
}
}
catch (Exception e)
{
logger.Warn("run() exception ", e);
Enclosing_Instance.Recover();
}
}
public void Run(object state)
{
try
{
if (Enclosing_Instance.State == DNSState.ANNOUNCED)
{
if (++count < 3)
{
logger.Debug("run() JmDNS querying type");
DNSOutgoing out_Renamed = new DNSOutgoing(DNSConstants.FLAGS_QR_QUERY);
out_Renamed.AddQuestion(new DNSQuestion("_services._mdns._udp.local.", DNSConstants.TYPE_PTR, DNSConstants.CLASS_IN));
foreach (string s in Enclosing_Instance.serviceTypes.Values)
{
out_Renamed.AddAnswer(new Pointer("_services._mdns._udp.local.", DNSConstants.TYPE_PTR, DNSConstants.CLASS_IN, DNSConstants.DNS_TTL, s), 0);
}
Enclosing_Instance.Send(out_Renamed);
}
else
{
// After three queries, we can quit.
// TODO: can we omit this?
//cancel();
}
;
}
else if (Enclosing_Instance.State == DNSState.CANCELED)
{
// TODO: can omit this?
//cancel();
}
}
catch (Exception e)
{
logger.Warn("run() exception ", e);
Enclosing_Instance.Recover();
}
}
public void Run(object state)
{
try
{
if (Enclosing_Instance.State == DNSState.ANNOUNCED)
{
if (++count < 3)
{
logger.Debug("run() JmDNS querying type");
DNSOutgoing out_Renamed = new DNSOutgoing(DNSConstants.FLAGS_QR_QUERY);
out_Renamed.AddQuestion(new DNSQuestion("_services._mdns._udp.local.", DNSConstants.TYPE_PTR, DNSConstants.CLASS_IN));
foreach (string s in Enclosing_Instance.serviceTypes.Values)
{
out_Renamed.AddAnswer(new Pointer("_services._mdns._udp.local.", DNSConstants.TYPE_PTR, DNSConstants.CLASS_IN, DNSConstants.DNS_TTL, s), 0);
}
Enclosing_Instance.Send(out_Renamed);
}
else
{
// After three queries, we can quit.
// TODO: can we omit this?
//cancel();
}
;
}
else if (Enclosing_Instance.State == DNSState.CANCELED)
{
// TODO: can omit this?
//cancel();
}
}
catch (Exception e)
{
logger.Warn("run() exception ", e);
Enclosing_Instance.Recover();
}
}
public void Run(object state)
{
lock (Enclosing_Instance.IOLock)
{
DNSOutgoing out_Renamed = null;
try
{
// send probes for JmDNS itself
if (Enclosing_Instance.State == taskState && Enclosing_Instance.Task == this)
{
if (out_Renamed == null)
{
out_Renamed = new DNSOutgoing(DNSConstants.FLAGS_QR_QUERY);
}
out_Renamed.AddQuestion(new DNSQuestion(Enclosing_Instance.localHost.Name, DNSConstants.TYPE_ANY, DNSConstants.CLASS_IN));
DNSRecord answer = Enclosing_Instance.localHost.DNS4AddressRecord;
if (answer != null)
out_Renamed.AddAuthorativeAnswer(answer);
answer = Enclosing_Instance.localHost.DNS6AddressRecord;
if (answer != null)
out_Renamed.AddAuthorativeAnswer(answer);
Enclosing_Instance.AdvanceState();
}
// send probes for services
// Defensively copy the services into a local list,
// to prevent race conditions with methods registerService
// and unregisterService.
IList list;
lock (Enclosing_Instance)
{
list = new ArrayList(Enclosing_Instance.services.Values);
}
foreach (ServiceInfo info in list)
{
lock (info)
{
if (info.State == taskState && info.task == this)
{
info.AdvanceState();
logger.Info("run() JmDNS probing " + info.QualifiedName + " state " + info.State);
if (out_Renamed == null)
{
out_Renamed = new DNSOutgoing(DNSConstants.FLAGS_QR_QUERY);
out_Renamed.AddQuestion(new DNSQuestion(info.QualifiedName, DNSConstants.TYPE_ANY, DNSConstants.CLASS_IN));
}
out_Renamed.AddAuthorativeAnswer(new Service(info.QualifiedName, DNSConstants.TYPE_SRV, DNSConstants.CLASS_IN, DNSConstants.DNS_TTL, info.priority, info.weight, info.port, info.server));
}
}
}
if (out_Renamed != null)
{
logger.Debug("run() JmDNS probing #" + taskState);
Enclosing_Instance.Send(out_Renamed);
}
else
{
// If we have nothing to send, another timer taskState ahead
// of us has done the job for us. We can cancel.
cancel();
return ;
}
}
catch (Exception e)
{
logger.Warn("run() exception ", e);
Enclosing_Instance.Recover();
}
taskState = taskState.Advance();
if (!taskState.Probing)
{
cancel();
new Announcer(enclosingInstance).start();
}
}
}
public void Run(object state)
{
lock (Enclosing_Instance.IOLock)
{
DNSOutgoing out_Renamed = null;
try
{
// send probes for JmDNS itself
if (Enclosing_Instance.State == taskState && Enclosing_Instance.Task == this)
{
if (out_Renamed == null)
{
out_Renamed = new DNSOutgoing(DNSConstants.FLAGS_QR_QUERY);
}
out_Renamed.AddQuestion(new DNSQuestion(Enclosing_Instance.localHost.Name, DNSConstants.TYPE_ANY, DNSConstants.CLASS_IN));
DNSRecord answer = Enclosing_Instance.localHost.DNS4AddressRecord;
if (answer != null)
{
out_Renamed.AddAuthorativeAnswer(answer);
}
answer = Enclosing_Instance.localHost.DNS6AddressRecord;
if (answer != null)
{
out_Renamed.AddAuthorativeAnswer(answer);
}
Enclosing_Instance.AdvanceState();
}
// send probes for services
// Defensively copy the services into a local list,
// to prevent race conditions with methods registerService
// and unregisterService.
IList list;
lock (Enclosing_Instance)
{
list = new ArrayList(Enclosing_Instance.services.Values);
}
foreach (ServiceInfo info in list)
{
lock (info)
{
if (info.State == taskState && info.task == this)
{
info.AdvanceState();
logger.Info("run() JmDNS probing " + info.QualifiedName + " state " + info.State);
if (out_Renamed == null)
{
out_Renamed = new DNSOutgoing(DNSConstants.FLAGS_QR_QUERY);
out_Renamed.AddQuestion(new DNSQuestion(info.QualifiedName, DNSConstants.TYPE_ANY, DNSConstants.CLASS_IN));
}
out_Renamed.AddAuthorativeAnswer(new Service(info.QualifiedName, DNSConstants.TYPE_SRV, DNSConstants.CLASS_IN, DNSConstants.DNS_TTL, info.priority, info.weight, info.port, info.server));
}
}
}
if (out_Renamed != null)
{
logger.Debug("run() JmDNS probing #" + taskState);
Enclosing_Instance.Send(out_Renamed);
}
else
{
// If we have nothing to send, another timer taskState ahead
// of us has done the job for us. We can cancel.
cancel();
return;
}
}
catch (Exception e)
{
logger.Warn("run() exception ", e);
Enclosing_Instance.Recover();
}
taskState = taskState.Advance();
if (!taskState.Probing)
{
cancel();
new Announcer(enclosingInstance).start();
}
}
}
