public static RTSPResponse ParseRTSPResponse(RTSPMessage rtspMessage,
out RTSPResponseParserError responseParserError)
{
responseParserError = RTSPResponseParserError.None;
try
{
RTSPResponse rtspResponse = new RTSPResponse();
string statusLine = rtspMessage.FirstLine;
int firstSpacePosn = statusLine.IndexOf(" ");
rtspResponse.RTSPVersion = statusLine.Substring(0, firstSpacePosn).Trim();
statusLine = statusLine.Substring(firstSpacePosn).Trim();
rtspResponse.StatusCode = Convert.ToInt32(statusLine.Substring(0, 3));
rtspResponse.Status = RTSPResponseStatusCodes.GetStatusTypeForCode(rtspResponse.StatusCode);
rtspResponse.ReasonPhrase = statusLine.Substring(3).Trim();
rtspResponse.Header = RTSPHeader.ParseRTSPHeaders(rtspMessage.RTSPHeaders);
rtspResponse.Body = rtspMessage.Body;
return(rtspResponse);
}
catch (Exception excp)
{
logger.LogError("Exception parsing RTSP response. " + excp.Message);
throw new ApplicationException("There was an exception parsing an RTSP response. " + excp.Message);
}
}
public static RTSPRequest ParseRTSPRequest(RTSPMessage rtspMessage,
out RTSPRequestParserError requestParserError)
{
requestParserError = RTSPRequestParserError.None;
string urlStr = null;
try
{
RTSPRequest rtspRequest = new RTSPRequest();
string statusLine = rtspMessage.FirstLine;
int firstSpacePosn = statusLine.IndexOf(" ");
string method = statusLine.Substring(0, firstSpacePosn).Trim();
rtspRequest.Method = RTSPMethods.GetMethod(method);
if (rtspRequest.Method == RTSPMethodsEnum.UNKNOWN)
{
rtspRequest.UnknownMethod = method;
logger.LogWarning("Unknown RTSP method received " + rtspRequest.Method + ".");
}
statusLine = statusLine.Substring(firstSpacePosn).Trim();
int secondSpacePosn = statusLine.IndexOf(" ");
if (secondSpacePosn != -1)
{
urlStr = statusLine.Substring(0, secondSpacePosn);
rtspRequest.URL = RTSPURL.ParseRTSPURL(urlStr);
rtspRequest.RTSPVersion = statusLine.Substring(secondSpacePosn, statusLine.Length - secondSpacePosn)
.Trim();
rtspRequest.Header = (rtspMessage.RTSPHeaders != null)
? RTSPHeader.ParseRTSPHeaders(rtspMessage.RTSPHeaders)
: new RTSPHeader(0, null);
rtspRequest.Body = rtspMessage.Body;
return(rtspRequest);
}
else
{
throw new ApplicationException("URI was missing on RTSP request.");
}
}
catch (Exception excp)
{
logger.LogError("Exception parsing RTSP request. URI, " + urlStr + ".");
throw new ApplicationException("There was an exception parsing an RTSP request. " + excp.Message);
}
}