Function ExtensionError

isapi/src/PythonEng.cpp:363–402

// general error handler

void ExtensionError(CControlBlock *pcb, const char *errmsg)
{
	char *windows_error = ::GetLastError() ?
	                          ::FormatSysError(::GetLastError()) : NULL;
	{ // temp scope to release python lock
	CEnterLeavePython celp;
	PySys_WriteStderr("Internal Extension Error: %s\n", errmsg);
	if (windows_error)
		PySys_WriteStderr("Last Windows error: %s\n", windows_error);
	if (PyErr_Occurred()) {
		PyErr_Print();
		PyErr_Clear();
	}
	} // end temp scope
	if (pcb) {
		char *htmlStream = HTMLErrorResp(errmsg);
	
		pcb->SetStatus(HSE_STATUS_ERROR);
		pcb->SetLogMessage(errmsg);
		HSE_SEND_HEADER_EX_INFO SendHeaderExInfo;
		SendHeaderExInfo.pszStatus = "200 OK";
		SendHeaderExInfo.cchStatus = strlen(SendHeaderExInfo.pszStatus);
		SendHeaderExInfo.pszHeader = "Content-type: text/html\r\n\r\n";
		SendHeaderExInfo.cchHeader = strlen(SendHeaderExInfo.pszHeader);
		SendHeaderExInfo.fKeepConn = FALSE;
		EXTENSION_CONTROL_BLOCK * ecb = pcb->GetECB();
		ecb->ServerSupportFunction(ecb->ConnID, HSE_REQ_SEND_RESPONSE_HEADER_EX, &SendHeaderExInfo, NULL,NULL);
		pcb->WriteStream(htmlStream, strlen(htmlStream));
		if (windows_error) {
			static char *chunk = "<br>Last Windows error:";
			pcb->WriteStream(chunk, strlen(chunk));
			pcb->WriteStream(windows_error, strlen(windows_error));
		}
	}
	const char *inserts[] = {errmsg, windows_error ? windows_error : "n/a"};
	WriteEventLogMessage(EVENTLOG_ERROR_TYPE, E_PYISAPI_EXTENSION_FAILED,
			     2, inserts);
	if (windows_error)
		free(windows_error);
}

void FilterError(CFilterContext *pfc, const char *errmsg)
{