QTSS_Error FilterRequest(QTSS_Filter_Params* inParams)
{
UInt8 sParamStopMask[] =
{
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //0-9 //stop unless a '\t', ' ', or '&'
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //10-19
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //20-29
0, 0, 0, 0, 0, 0, 0, 0, 1, 0, //30-39
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //40-49
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //50-59
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //60-69
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //70-79
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //80-89
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //90-99
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //100-109
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //110-119
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //120-129
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //130-139
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //140-149
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //150-159
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //160-169
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //170-179
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //180-189
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //190-199
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //200-209
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //210-219
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //220-229
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //230-239
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //240-249
0, 0, 0, 0, 0, 1 //250-255
};
//check to see if we should handle this request. Invokation is triggered
//by a "GET /" request
QTSS_RTSPRequestObject theRequest = inParams->inRTSPRequest;
StrPtrLen theFullRequest;
(void)QTSS_GetValuePtr(theRequest, qtssRTSPReqFullRequest, 0, (void**)&theFullRequest.Ptr, &theFullRequest.Len);
StringParser fullRequest(&theFullRequest);
StrPtrLen strPtr;
StrPtrLen paramName;
StrPtrLen fieldsList;
fullRequest.ConsumeWord(&strPtr);
if ( strPtr.Equal(StrPtrLen("GET")) ) //it's a "Get" request
{
fullRequest.ConsumeWhitespace();
if ( fullRequest.Expect('/') )
{
UInt32 refreshInterval = 0;
Bool16 displayHelp = false;
OSCharArrayDeleter theWebStatsURL(GetPrefAsString(sPrefs, sDefaultURLPrefName));
StrPtrLen theWebStatsURLPtr(theWebStatsURL.GetObject());
// If there isn't any web stats URL, we can just return at this point
if (theWebStatsURLPtr.Len == 0)
return QTSS_NoErr;
fullRequest.ConsumeUntil(&strPtr, StringParser::sEOLWhitespaceQueryMask);
if ( strPtr.Len != 0 && strPtr.Equal(theWebStatsURLPtr) ) //it's a "stats" request
{
if ( fullRequest.Expect('?') )
{
do {
fullRequest.ConsumeWord(¶mName);
if( paramName.Len != 0)
{
if ( paramName.Equal(StrPtrLen("refresh",strlen("refresh"))) )
{
if (fullRequest.Expect('='))
refreshInterval = fullRequest.ConsumeInteger(NULL);
}
else if ( paramName.Equal(StrPtrLen("help",strlen("help"))) )
{
displayHelp = true;
}
else if ( paramName.Equal(StrPtrLen("fields",strlen("fields"))) )
{
if (fullRequest.Expect('='))
fullRequest.ConsumeUntil(&fieldsList, (UInt8*)sParamStopMask);
}
}
} while ( paramName.Len != 0 && fullRequest.Expect('&') );
}
// Before sending a response, set keep alive to off for this connection
(void)QTSS_SetValue(theRequest, qtssRTSPReqRespKeepAlive, 0, &sFalse, sizeof(sFalse));
SendStats(inParams->inRTSPRequest, refreshInterval, displayHelp, (fieldsList.Len != 0) ? &fieldsList : NULL);
}
}
}
return QTSS_NoErr;
}
QTSS_Error FilterRequest(QTSS_Filter_Params* inParams)
{
if (NULL == inParams || NULL == inParams->inRTSPSession || NULL == inParams->inRTSPRequest)
{ Assert(0);
return QTSS_NoErr;
}
OSMutexLocker locker(sAdminMutex);
//check to see if we should handle this request. Invokation is triggered
//by a "GET /" request
QTSS_Error err = QTSS_NoErr;
QTSS_RTSPRequestObject theRequest = inParams->inRTSPRequest;
UInt32 paramLen = sizeof(sSessID);
err = QTSS_GetValue(inParams->inRTSPSession, qtssRTSPSesID, 0, (void*)&sSessID, ¶mLen);
if (err != QTSS_NoErr)
return QTSS_NoErr;
StrPtrLen theFullRequest;
err = QTSS_GetValuePtr(theRequest, qtssRTSPReqFullRequest, 0, (void**)&theFullRequest.Ptr, &theFullRequest.Len);
if (err != QTSS_NoErr)
return QTSS_NoErr;
StringParser fullRequest(&theFullRequest);
if ( !IsAdminRequest(&fullRequest) )
return QTSS_NoErr;
if ( !AcceptSession(inParams->inRTSPSession) )
{ (void)QTSS_Write(inParams->inRTSPRequest, sPermissionDeniedHeader, ::strlen(sPermissionDeniedHeader), NULL, 0);
(void)QTSS_Write(inParams->inRTSPRequest, sHTMLBody, ::strlen(sHTMLBody), NULL, 0);
KeepSession(theRequest,false);
return QTSS_NoErr;
}
if(!GetRequestAuthenticatedState(inParams)) // must authenticate before handling
{
if(QTSS_IsGlobalLocked()) // must NOT be global locked
return QTSS_RequestFailed;
if (!IsAuthentic(inParams,&fullRequest))
{
(void)QTSS_Write(inParams->inRTSPRequest, sUnauthorizedResponseHeader, ::strlen(sUnauthorizedResponseHeader), NULL, 0);
(void)QTSS_Write(inParams->inRTSPRequest, sHTMLBody, ::strlen(sHTMLBody), NULL, 0);
KeepSession(theRequest,false);
return QTSS_NoErr;
}
}
if (GetRequestFlushState(inParams))
{ StillFlushing(inParams,true);
return QTSS_NoErr;
}
if (!QTSS_IsGlobalLocked())
{
if (InWaitInterval(inParams))
return QTSS_NoErr;
//qtss_printf("New Request Wait for GlobalLock session=%"_U32BITARG_"\n",sSessID);
(void)QTSS_RequestGlobalLock();
KeepSession(theRequest,true);
return QTSS_NoErr;
}
//qtss_printf("Handle request session=%"_U32BITARG_"\n",sSessID);
APITests_DEBUG();
if (sQueryPtr != NULL)
{ delete sQueryPtr;
sQueryPtr = NULL;
}
sQueryPtr = NEW QueryURI(&theFullRequest);
if (sQueryPtr == NULL) return QTSS_NoErr;
ShowQuery_DEBUG();
if (sAdminPtr != NULL)
{ delete sAdminPtr;
sAdminPtr = NULL;
}
UInt32 result = sQueryPtr->EvalQuery(NULL, NULL);
if (result == 0) do
{
if( ElementNode_CountPtrs() > 0)
{ ElementNode_ShowPtrs();
Assert(0);
}
GetQueryData(theRequest);
SendResult(theRequest);
delete sAdminPtr;
sAdminPtr = NULL;
if (sQueryPtr && !sQueryPtr->QueryHasReponse())
{ UInt32 err = 404;
(void) sQueryPtr->EvalQuery(&err,NULL);
ReportErr(inParams, err);
break;
}
if (sQueryPtr && sQueryPtr->QueryHasReponse())
{ ReportErr(inParams, sQueryPtr->GetEvaluResult());
}
if (sQueryPtr->fIsPref && sQueryPtr->GetEvaluResult() == 0)
{ QTSS_ServiceID id;
(void) QTSS_IDForService(QTSS_REREAD_PREFS_SERVICE, &id);
(void) QTSS_DoService(id, NULL);
}
} while(false);
else
{
SendHeader(theRequest);
ReportErr(inParams, sQueryPtr->GetEvaluResult());
}
if (sQueryPtr != NULL)
{ delete sQueryPtr;
sQueryPtr = NULL;
}
(void) StillFlushing(inParams,true);
return QTSS_NoErr;
}
QTSS_Error FilterRequest(QTSS_Filter_Params* inParams)
{
#if HTTP_FILE_DEBUGGING
qtss_printf("FilterRequest\n");
#endif
static Bool16 sFalse = false;
QTSS_RTSPRequestObject theRequest = inParams->inRTSPRequest;
// Initial state.
StrPtrLen theFullRequest;
StrPtrLen reqMethod;
StrPtrLen reqStr;
StrPtrLen httpVersion;
(void)QTSS_GetValuePtr(theRequest, qtssRTSPReqFullRequest, 0, (void**)&theFullRequest.Ptr, &theFullRequest.Len);
StringParser fullRequest(&theFullRequest);
// Parsing the HTTP request
fullRequest.ConsumeWord(&reqMethod);
if ( !(reqMethod.Equal(StrPtrLen("GET")) || reqMethod.Equal(StrPtrLen("HEAD"))) )
// It's not a "Get" or a "Head" request
return QTSS_NoErr;
fullRequest.ConsumeWhitespace();
if ( !fullRequest.Expect('/') )
// Improperly formed request
return QTSS_NoErr;
fullRequest.ConsumeUntil(&reqStr, StringParser::sEOLWhitespaceMask);
if( reqStr.Len == 0 )
//if a file or directory name is not given, return
return QTSS_NoErr;
if ( !reqStr.Equal(StrPtrLen("Popular.smil")) )
return QTSS_NoErr;
// If it's a "Head" request send the Head response header back and just return
if ( reqMethod.Equal(StrPtrLen("HEAD")) )
{
QTSS_Write(theRequest, sResponseHeader, ::strlen(sResponseHeader), NULL, 0);
return QTSS_NoErr;
}
// Create a buffer to store data.
char theFileBuffer[8192];
char contentLength[256];
// Before sending any response, set keep alive to off for this connection
// Regardless of what the client sends, the server always closes the connection after sending the file
(void)QTSS_SetValue(theRequest, qtssRTSPReqRespKeepAlive, 0, &sFalse, sizeof(sFalse));
#if HTTP_FILE_DEBUGGING
qtss_printf("Creating a smil file\n");
#endif
// Create a ref movie buffer for the single file. It is of the form:
// rtsptext\r
// rtsp://servername/filepath
char smilFileBuf[8192] = {0};
GenerateHotHitSMIL(smilFileBuf);
qtss_sprintf(contentLength, "%lu", strlen(smilFileBuf));
// Allocate memory for theFileBuffer
// Write the HTTP header prefix into the buffer
::strcpy(theFileBuffer, sRespHeaderPrefix.Ptr);
::strcat(theFileBuffer, sContentLengthHeaderTag.Ptr);
// Write the remaining part of the HTTP header into the file buffer
::strcat(theFileBuffer, contentLength);
::strcat(theFileBuffer, sContentTypeHeaderTag.Ptr);
::strcat(theFileBuffer, sSmilMimeType.Ptr);
::strcat(theFileBuffer, "\r\n\r\n");
// Write the smil file created above to the file buffer
::strcat(theFileBuffer, smilFileBuf);
// Write the contents of the file buffer to the request stream and return
QTSS_Write(theRequest, theFileBuffer, strlen(theFileBuffer), NULL, 0);
#if HTTP_FILE_DEBUGGING
qtss_printf("Wrote the smil file to the request stream. Successful!\n");
#endif
return QTSS_NoErr;
}
