private void Parse(PDUStreamReader reader, SIPMsg msg)
{
var tag = string.Empty;
var value = string.Empty;
// message body
if (reader.Peek() > 0)
{
var line = reader.ReadLine();
//Console.WriteLine("++ BODY ++");
while (line != null)
{
this.ParseSIPBodyLine(line, ref tag, ref value);
//Console.WriteLine("\"" + _tag + "\" : \"" + _value + "\"");
//Console.WriteLine(_line.Length.ToString() + ": \"" + _line.ToString() + "\"");
string[] values;
switch (tag)
{
case "c":
values = value.Split(' ');
if (values.Length < 2)
{
msg.Valid = false;
msg.InvalidReason = "wrong format in message body: '" + line + "'";
return;
}
if (values[1] == "IP4")
{
this.RTPAddress = values[2];
}
break;
case "m":
values = value.Split(' ');
if (values.Length < 2)
{
msg.Valid = false;
msg.InvalidReason = "wrong format in message body: '" + line + "'";
return;
}
this.RTPPort = values[1];
break;
case "a":
values = value.Split(' ');
if (values.Count() == 2 && values[0].Contains("rtpmap:")) // codecs' descriptions
{
this.PossibleCodecs.Add(values[1] + " (" + values[0].Split(':')[1] + ")");
}
break;
default:
break;
}
line = reader.ReadLine();
}
//Console.WriteLine("---------");
}
}
private void Parse(PDUStreamReader reader, SIPMsg msg)
{
var tag = string.Empty;
var value = string.Empty;
var parameters = new Dictionary <string, string>();
var line = reader.ReadLine();
if (line == null)
{
msg.Valid = false;
msg.InvalidReason = "End of stream reached sooner than expected";
return;
}
//Console.WriteLine("++ HEADER ++");
while (line != null && line != "\n" && line != string.Empty)
//while (_line != null && _line != "\n" && _line != string.Empty)
{
parameters.Clear();
this.ParseSIPHeaderLine(line, ref tag, ref value, ref parameters);
switch (tag)
{
case "To":
case "t":
this.To += value;
break;
case "From":
case "f":
this.From += value;
break;
case "Contact":
this.Contact += value;
break;
case "Call-ID":
case "CallID":
case "i":
this.CallID += value;
//Console.WriteLine(_line);
break;
default:
break;
}
line = reader.ReadLine();
}
}
} //EF
public SIPBody(PDUStreamReader reader, SIPMsg msg)
{
this.Parse(reader, msg);
}