?? tmse.c
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/*************************************************************************/
/* */
/* Copyright Mentor Graphics Corporation 2002 */
/* All Rights Reserved. */
/* */
/* THIS WORK CONTAINS TRADE SECRET AND PROPRIETARY INFORMATION WHICH IS */
/* THE PROPERTY OF MENTOR GRAPHICS CORPORATION OR ITS LICENSORS AND IS */
/* SUBJECT TO LICENSE TERMS. */
/* */
/*************************************************************************/
/*************************************************************************/
/* */
/* FILE NAME VERSION */
/* */
/* tmse.c Nucleus PLUS 1.14 */
/* */
/* COMPONENT */
/* */
/* TM - Timer Management */
/* */
/* DESCRIPTION */
/* */
/* This file contains the error checking routines for the functions */
/* in the Timer component. This permits easy removal of error */
/* checking logic when it is not needed. */
/* */
/* DATA STRUCTURES */
/* */
/* None */
/* */
/* FUNCTIONS */
/* */
/* TMSE_Create_Timer Create an application timer */
/* TMSE_Delete_Timer Delete an application timer */
/* TMSE_Reset_Timer Reset application timer */
/* TMSE_Control_Timer Enable/Disable application */
/* timer */
/* */
/* DEPENDENCIES */
/* */
/* cs_extr.h Common Service functions */
/* tm_extr.h Timer functions */
/* */
/* HISTORY */
/* */
/* DATE REMARKS */
/* */
/* 03-01-1993 Created initial version 1.0 */
/* 04-19-1993 Verified version 1.0 */
/* 03-01-1994 Changed names of error checking */
/* shell to match new conventions, */
/* resulting in version 1.1 */
/* */
/* 03-18-1994 Verified version 1.1 */
/* 04-17-1996 updated to version 1.2 */
/* 03-24-1998 Released version 1.3 */
/* 04-17-2002 Released version 1.13m */
/* 11-07-2002 Released version 1.14 */
/*************************************************************************/
#define NU_SOURCE_FILE
#include "cs_extr.h" /* Common service functions */
#include "tm_extr.h" /* Timer functions */
/*************************************************************************/
/* */
/* FUNCTION */
/* */
/* TMSE_Create_Timer */
/* */
/* DESCRIPTION */
/* */
/* This function performs error checking on the parameters supplied */
/* to the create timer function. */
/* */
/* CALLED BY */
/* */
/* Application */
/* */
/* CALLS */
/* */
/* TMS_Create_Timer Actual create timer function */
/* */
/* INPUTS */
/* */
/* timer_ptr Timer control block pointer */
/* name Timer name */
/* expiration_routine Timer expiration routine */
/* id Timer expiration ID */
/* initial_time Initial expiration time */
/* reschedule_time Reschedule expiration time */
/* enable Automatic enable option */
/* */
/* OUTPUTS */
/* */
/* NU_INVALID_TIMER Indicates timer pointer is */
/* NULL */
/* NU_INVALID_FUNCTION Indicates timer expiration */
/* function pointer is NULL */
/* NU_INVALID_ENABLE Indicates enable parameter */
/* is invalid */
/* */
/* HISTORY */
/* */
/* DATE REMARKS */
/* */
/* 03-01-1993 Created initial version 1.0 */
/* 04-19-1993 Verified version 1.0 */
/* 03-01-1994 Changed function interface, */
/* resulting in version 1.1 */
/* */
/* 03-18-1994 Verified version 1.1 */
/* */
/*************************************************************************/
STATUS TMSE_Create_Timer(NU_TIMER *timer_ptr, CHAR *name,
VOID (*expiration_routine)(UNSIGNED), UNSIGNED id,
UNSIGNED initial_time, UNSIGNED reschedule_time, OPTION enable)
{
TM_APP_TCB *timer; /* Timer control block ptr */
STATUS status; /* Completion status */
/* Move input timer pointer into internal pointer. */
timer = (TM_APP_TCB *) timer_ptr;
/* Check the parameters to the create timer function. */
if ((timer == NU_NULL) || (timer -> tm_id == TM_TIMER_ID))
/* Invalid timer pointer. */
status = NU_INVALID_TIMER;
else if (expiration_routine == NU_NULL)
/* Invalid expiration function pointer. */
status = NU_INVALID_FUNCTION;
else if (initial_time == 0)
/* Invalid time value. */
status = NU_INVALID_OPERATION;
else if ((enable != NU_ENABLE_TIMER) && (enable != NU_DISABLE_TIMER))
/* Invalid enable parameter. */
status = NU_INVALID_ENABLE;
else
/* Call the actual create timer function. */
status = TMS_Create_Timer(timer_ptr, name, expiration_routine, id,
initial_time, reschedule_time, enable);
/* Return the completion status. */
return(status);
}
/*************************************************************************/
/* */
/* FUNCTION */
/* */
/* TMSE_Delete_Timer */
/* */
/* DESCRIPTION */
/* */
/* This function performs error checking on the parameters supplied */
/* to the delete timer function. */
/* */
/* CALLED BY */
/* */
/* Application */
/* */
/* CALLS */
/* */
/* TMS_Delete_Timer Actual delete timer function */
/* */
/* INPUTS */
/* */
/* timer_ptr Timer control block pointer */
/* */
/* OUTPUTS */
/* */
/* NU_INVALID_TIMER Indicates the timer pointer */
/* is NULL or not a timer */
/* */
/* HISTORY */
/* */
/* DATE REMARKS */
/* */
/* 03-01-1993 Created initial version 1.0 */
/* 04-19-1993 Verified version 1.0 */
/* 03-01-1994 Changed function interface, */
/* resulting in version 1.1 */
/* */
/* 03-18-1994 Verified version 1.1 */
/* */
/*************************************************************************/
STATUS TMSE_Delete_Timer(NU_TIMER *timer_ptr)
{
TM_APP_TCB *timer; /* Timer control block ptr */
STATUS status; /* Completion status */
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