private bool ParseBody(SipMessage msg)
{
SipHeadField lengthField = msg.ContentLength;
if ((lengthField != null) && (Int32.Parse(lengthField.Value) >= 1))
{
int len = Int32.Parse(lengthField.Value);
if ((this.stream.Length - this.stream.Position) < len)
{
return(false);
}
msg.BodyBuffer = new byte[len];
this.stream.Read(msg.BodyBuffer, 0, len);
}
return(true);
}
public static SipMessage RSPInvitePacket(SipMessage packet)
{
System.Net.EndPoint localPoint = Ower.Conncetion.LocalEndPoint;
string port = localPoint.ToString().Split(':')[1];
StringBuilder sb = new StringBuilder();
sb.AppendLine("v=0");
sb.AppendLine("o=-0 0 IN " + localPoint.ToString());
sb.AppendLine("s=session");
sb.AppendLine("c=IN IP4 " + localPoint.ToString());
sb.AppendLine("t=0 0");
sb.AppendLine(string.Format("m=message {0} sip {1}", port, Ower.Uri.Sid));
SipResponse response = CreateDefaultResponse(packet);
response.Body = sb.ToString();
return(response);
}
public static SipMessage ReplyMsgPacket(SipMessage packet, string msgContent)
{
SipRequest req = new SipRequest(SipMethodName.Message, DEFAULT_URI);
SipHeadField hFrom = new SipHeadField(SipHeadFieldName.From, Ower.Uri.Sid.ToString());
SipHeadField hCallID = new SipHeadField(SipHeadFieldName.CallID, packet.CallID.Value);
SipHeadField hCSeq = new SipHeadField(SipHeadFieldName.CSeq, packet.CSeq.Value);
SipHeadField hTo = new SipHeadField(SipHeadFieldName.To, packet.To.Value);
SipHeadField hContentType = new SipHeadField(SipHeadFieldName.ContentType, "text/html-fragment");
SipHeadField hSupported = new SipHeadField(SipHeadFieldName.Supported, "SaveHistory");
req.HeadFields.Add(hFrom);
req.HeadFields.Add(hCallID);
req.HeadFields.Add(hCSeq);
req.HeadFields.Add(hTo);
req.HeadFields.Add(hContentType);
req.HeadFields.Add(hSupported);
req.Body = msgContent;
return(req);
}
private bool ParseHeaders(SipMessage msg)
{
for (string str = this.reader.ReadLine(); this.CheckLine(str); str = this.reader.ReadLine())
{
if (str.Length < 1)
{//空白行解析开始Body部分
return(this.ParseBody(msg));
}
int index = str.IndexOf(": ");
if (index < 1)
{
return(false);
}
string name = str.Substring(0, index);
SipHeadField header = this.ParseHeadField(name, str.Substring(index + 2));
if (header != null)
{
msg.HeadFields.Add(header);
}
}
return(false);
}
public static SipMessage RSPBye(SipMessage packet)
{
return(CreateDefaultResponse(packet));
}
public static SipMessage RSPReceiveMsgPacket(SipMessage packet)
{
return(CreateDefaultResponse(packet));
}