/*----------------------------------------------------------------------------
 * Copyright (c) <2013-2015>, <Huawei Technologies Co., Ltd>
 * All rights reserved.
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 * 1. Redistributions of source code must retain the above copyright notice, this list of
 * conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
 * of conditions and the following disclaimer in the documentation and/or other materials
 * provided with the distribution.
 * 3. Neither the name of the copyright holder nor the names of its contributors may be used
 * to endorse or promote products derived from this software without specific prior written
 * permission.
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *---------------------------------------------------------------------------*/
 /*----------------------------------------------------------------------------
 * Notice of Export Control Law
 * ===============================================
 * Huawei LiteOS may be subject to applicable export control laws and regulations, which might
 * include those applicable to Huawei LiteOS of U.S. and the country in which you are located.
 * Import, export and usage of Huawei LiteOS in any manner by you shall be in compliance with such
 * applicable export control laws and regulations.
 *---------------------------------------------------------------------------*/

#include "los_event.h"
#include "los_task.h"
#include "los_api_event.h"
#include "los_inspect_entry.h"


#ifdef LOSCFG_LIB_LIBC
#include "string.h"
#endif


#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cpluscplus */
#endif /* __cpluscplus */


/*任务PID*/
UINT32 g_TestTaskID;
LITE_OS_SEC_BSS  UINT32  g_uweventTaskID;
/*事件控制结构体*/
EVENT_CB_S  example_event;

/*等待的事件类型*/
#define event_wait 0x00000001

/*用例任务入口函数*/
VOID Example_Event(VOID)
{
    UINT32 uwEvent;

   /*超时 等待方式读事件,超时时间为100 Tick
   若100 Tick 后未读取到指定事件，读事件超时，任务直接唤醒*/
    dprintf("Example_Event wait event 0x%x \n",event_wait);

    uwEvent = LOS_EventRead(&example_event, event_wait, LOS_WAITMODE_AND, 100);
    if(uwEvent == event_wait)
    {
        dprintf("Example_Event,read event :0x%x\n",uwEvent);
		LOS_InspectStatusSetByID(LOS_INSPECT_EVENT,LOS_INSPECT_STU_SUCCESS);
    }
    else
    {
        dprintf("Example_Event,read event timeout\n");
		LOS_InspectStatusSetByID(LOS_INSPECT_EVENT,LOS_INSPECT_STU_ERROR);
    }
    return;
}

UINT32 Example_SndRcvEvent(VOID)
{
    UINT32 uwRet;
    TSK_INIT_PARAM_S stTask1;

    /*事件初始化*/
    uwRet = LOS_EventInit(&example_event);
    if(uwRet != LOS_OK)
    {
        dprintf("init event failed .\n");
        return LOS_NOK;
    }

    /*创建任务*/
    memset(&stTask1, 0, sizeof(TSK_INIT_PARAM_S));
    stTask1.pfnTaskEntry = (TSK_ENTRY_FUNC)Example_Event;
    stTask1.pcName       = "EventTsk1";
    stTask1.uwStackSize  = LOSCFG_BASE_CORE_TSK_DEFAULT_STACK_SIZE;
    stTask1.usTaskPrio   = 5;
    uwRet = LOS_TaskCreate(&g_TestTaskID, &stTask1);
    if(uwRet != LOS_OK)
    {
        dprintf("task create failed .\n");
        return LOS_NOK;
    }

    /*写用例任务等待的事件类型*/
    dprintf("Example_TaskEntry_Event write event .\n");

    uwRet = LOS_EventWrite(&example_event, event_wait);
    if(uwRet != LOS_OK)
    {
        dprintf("event write failed .\n");
        return LOS_NOK;
    }

    /*清标志位*/
    dprintf("EventMask:%d\n",example_event.uwEventID);
    LOS_EventClear(&example_event, ~example_event.uwEventID);
    dprintf("EventMask:%d\n",example_event.uwEventID);

    /*删除任务*/
    uwRet = LOS_TaskDelete(g_TestTaskID);
    if(uwRet != LOS_OK)
    {
        dprintf("task delete failed .\n");
        return LOS_NOK;
    }


    return LOS_OK;
}

#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cpluscplus */
#endif /* __cpluscplus */


