Exemplos de OSTmr_Free em C++ (Cpp)

Exemplo n.º 1

Arquivo: os_tmr.c Projeto: EvanLind/Quadrotor

BOOLEAN  OSTmrDel (OS_TMR  *ptmr,
                   INT8U   *perr)
{
#ifdef OS_SAFETY_CRITICAL
    if (perr == (INT8U *)0) {
        OS_SAFETY_CRITICAL_EXCEPTION();
        return (OS_FALSE);
    }
#endif

#if OS_ARG_CHK_EN > 0u
    if (ptmr == (OS_TMR *)0) {
        *perr = OS_ERR_TMR_INVALID;
        return (OS_FALSE);
    }
#endif
    if (ptmr->OSTmrType != OS_TMR_TYPE) {                   /* Validate timer structure                               */
        *perr = OS_ERR_TMR_INVALID_TYPE;
        return (OS_FALSE);
    }
    if (OSIntNesting > 0u) {                                /* See if trying to call from an ISR                      */
        *perr  = OS_ERR_TMR_ISR;
        return (OS_FALSE);
    }
    OSSchedLock();
    switch (ptmr->OSTmrState) {
        case OS_TMR_STATE_RUNNING:
             OSTmr_Unlink(ptmr);                            /* Remove from current wheel spoke                        */
             OSTmr_Free(ptmr);                              /* Return timer to free list of timers                    */
             OSSchedUnlock();
             *perr = OS_ERR_NONE;
             return (OS_TRUE);

        case OS_TMR_STATE_STOPPED:                          /* Timer has not started or ...                           */
        case OS_TMR_STATE_COMPLETED:                        /* ... timer has completed the ONE-SHOT time              */
             OSTmr_Free(ptmr);                              /* Return timer to free list of timers                    */
             OSSchedUnlock();
             *perr = OS_ERR_NONE;
             return (OS_TRUE);

        case OS_TMR_STATE_UNUSED:                           /* Already deleted                                        */
             OSSchedUnlock();
             *perr = OS_ERR_TMR_INACTIVE;
             return (OS_FALSE);

        default:
             OSSchedUnlock();
             *perr = OS_ERR_TMR_INVALID_STATE;
             return (OS_FALSE);
    }
}

Exemplo n.º 2

Arquivo: os_tmr.c Projeto: sdwuyawen/uCOS-II_V2.92

BOOLEAN  OSTmrDel (OS_TMR  *ptmr,
                   INT8U   *perr)
{
#ifdef OS_SAFETY_CRITICAL
    if (perr == (INT8U *)0) {
        OS_SAFETY_CRITICAL_EXCEPTION();
        return (OS_FALSE);
    }
#endif

#if OS_ARG_CHK_EN > 0u
    if (ptmr == (OS_TMR *)0) {
        *perr = OS_ERR_TMR_INVALID;
        return (OS_FALSE);
    }
#endif
    if (ptmr->OSTmrType != OS_TMR_TYPE) {                   /* Validate timer structure                               */
        *perr = OS_ERR_TMR_INVALID_TYPE;
        return (OS_FALSE);
    }
    if (OSIntNesting > 0u) {                                /* See if trying to call from an ISR                      */
        *perr  = OS_ERR_TMR_ISR;
        return (OS_FALSE);
    }
	/* 关调度 */
    OSSchedLock();
	/* 根据定时器的当前状态，使用不同的删除步骤 */
    switch (ptmr->OSTmrState) {
		/* 如果定时器正在运行 */
        case OS_TMR_STATE_RUNNING:
			/* 把定时器控制块从所在的分组链表中移除 */
             OSTmr_Unlink(ptmr);                            /* Remove from current wheel spoke                        */
			/* 释放定时器控制块到空闲定时器控制块链表 */
             OSTmr_Free(ptmr);                              /* Return timer to free list of timers                    */
			/* 允许调度 */
             OSSchedUnlock();
             *perr = OS_ERR_NONE;
             return (OS_TRUE);
		
		/* 如果定时器是未运行状态，或者是单次定时器的已完成状态
		 * 直接把定时器控制块释放到空定时器控制块链表
		 */
        case OS_TMR_STATE_STOPPED:                          /* Timer has not started or ...                           */
        case OS_TMR_STATE_COMPLETED:                        /* ... timer has completed the ONE-SHOT time              */
             OSTmr_Free(ptmr);                              /* Return timer to free list of timers                    */
			/* 允许调度 */
             OSSchedUnlock();
             *perr = OS_ERR_NONE;
             return (OS_TRUE);
		
		/* 如果定时器控制块是未使用状态，则返回错误信息 */
        case OS_TMR_STATE_UNUSED:                           /* Already deleted                                        */
             OSSchedUnlock();
             *perr = OS_ERR_TMR_INACTIVE;
             return (OS_FALSE);

        default:
             OSSchedUnlock();
             *perr = OS_ERR_TMR_INVALID_STATE;
             return (OS_FALSE);
    }
}