Function prvProcessReceivedCommands

timers.c:781–928

/*-----------------------------------------------------------*/

    static void prvProcessReceivedCommands( void )
    {
        DaemonTaskMessage_t xMessage;
        Timer_t * pxTimer;
        BaseType_t xTimerListsWereSwitched, xResult;
        TickType_t xTimeNow;

        while( xQueueReceive( xTimerQueue, &xMessage, tmrNO_DELAY ) != pdFAIL ) /*lint !e603 xMessage does not have to be initialised as it is passed out, not in, and it is not used unless xQueueReceive() returns pdTRUE. */
        {
            #if ( INCLUDE_xTimerPendFunctionCall == 1 )
                {
                    /* Negative commands are pended function calls rather than timer
                     * commands. */
                    if( xMessage.xMessageID < ( BaseType_t ) 0 )
                    {
                        const CallbackParameters_t * const pxCallback = &( xMessage.u.xCallbackParameters );

                        /* The timer uses the xCallbackParameters member to request a
                         * callback be executed.  Check the callback is not NULL. */
                        configASSERT( pxCallback );

                        /* Call the function. */
                        pxCallback->pxCallbackFunction( pxCallback->pvParameter1, pxCallback->ulParameter2 );
                    }
                    else
                    {
                        mtCOVERAGE_TEST_MARKER();
                    }
                }
            #endif /* INCLUDE_xTimerPendFunctionCall */

            /* Commands that are positive are timer commands rather than pended
             * function calls. */
            if( xMessage.xMessageID >= ( BaseType_t ) 0 )
            {
                /* The messages uses the xTimerParameters member to work on a
                 * software timer. */
                pxTimer = xMessage.u.xTimerParameters.pxTimer;

                if( listIS_CONTAINED_WITHIN( NULL, &( pxTimer->xTimerListItem ) ) == pdFALSE ) /*lint !e961. The cast is only redundant when NULL is passed into the macro. */
                {
                    /* The timer is in a list, remove it. */
                    ( void ) uxListRemove( &( pxTimer->xTimerListItem ) );
                }
                else
                {
                    mtCOVERAGE_TEST_MARKER();
                }

                traceTIMER_COMMAND_RECEIVED( pxTimer, xMessage.xMessageID, xMessage.u.xTimerParameters.xMessageValue );

                /* In this case the xTimerListsWereSwitched parameter is not used, but
                 *  it must be present in the function call.  prvSampleTimeNow() must be
                 *  called after the message is received from xTimerQueue so there is no
                 *  possibility of a higher priority task adding a message to the message
                 *  queue with a time that is ahead of the timer daemon task (because it
                 *  pre-empted the timer daemon task after the xTimeNow value was set). */
                xTimeNow = prvSampleTimeNow( &xTimerListsWereSwitched );