public void GenerateForwardedResponse(SipMessageWriter writer, SipMessageReader response, ArraySegment <byte> content, ConnectionAddresses ca)
{
//if (response.StatusCode.Is2xx && response.To.Tag.IsValid)
// trunk.AddDialogs(tag, new Dialog(response, ca), dialog2);
if (response.CSeq.Method == Methods.Byem)
{
trunk.RemoveDialog1(tag);
trunk.RemoveDialog2(tag);
}
writer.WriteStatusLine(response.StatusCode);
for (int i = 0; i < response.Count.HeaderCount; i++)
{
switch (response.Headers[i].HeaderName)
{
case HeaderNames.Via:
writer.Write(SipMessageWriter.C.Via, SipMessageWriter.C.HCOLON, via);
writer.WriteCRLF();
break;
case HeaderNames.WwwAuthenticate:
case HeaderNames.ProxyAuthenticate:
break;
case HeaderNames.To:
writer.WriteTo(dialog2.LocalUri, dialog2.LocalTag);
break;
case HeaderNames.From:
writer.WriteFrom(dialog2.RemoteUri, dialog2.RemoteTag);
break;
case HeaderNames.CSeq:
writer.WriteCseq(dialog2.RemoteCseq, response.CSeq.Method);
break;
case HeaderNames.Contact:
writer.WriteContact(ca.LocalEndPoint, ca.Transport);
break;
default:
writer.WriteHeader(response, i);
break;
}
}
if (response.ContentLength == int.MinValue)
{
writer.WriteContentLength(content.Count);
}
writer.WriteCustomHeaders();
writer.WriteCRLF();
writer.Write(content);
}
public void GenerateForwardedResponse(SipMessageWriter writer, SipMessageReader reader, ArraySegment <byte> content, ConnectionAddresses ca)
{
writer.WriteStatusLine(reader.StatusCode);
int recordRouteCount = reader.Count.RecordRouteCount;
bool writeContact = true;
for (int i = 1; i < reader.Count.ViaCount; i++)
{
writer.WriteHeader(HeaderNames.Via, reader.Via[i].Value);
}
for (int i = 0; i < reader.Count.HeaderCount; i++)
{
switch (reader.Headers[i].HeaderName)
{
case HeaderNames.Via:
break;
case HeaderNames.Authorization:
case HeaderNames.ProxyAuthorization:
// remove exact authorization header
break;
case HeaderNames.Contact:
if (writeContact)
{
writer.WriteContact(reader.Contact[0].AddrSpec.User, ca.LocalEndPoint, ca.Transport, reader.Contact[0].SipInstance);
writeContact = false;
}
break;
case HeaderNames.RecordRoute:
{
recordRouteCount--;
if (recordRouteCount != recordRouteIndex)
{
goto default;
}
writer.WriteRecordRoute(ca.Transport, ca.LocalEndPoint);
}
break;
default:
writer.WriteHeader(reader, i);
break;
}
}
if (reader.ContentLength == int.MinValue)
{
writer.WriteContentLength(content.Count);
}
writer.WriteCustomHeaders();
writer.WriteCRLF();
writer.Write(content);
}
