コード例 #1
0
VOS_UINT32 VOS_SmV( VOS_SEM Sm_ID )
{
    SEM_CONTROL_BLOCK  *temp_Ptr;

    temp_Ptr = (SEM_CONTROL_BLOCK *)Sm_ID;

    if( temp_Ptr == temp_Ptr->SemId )
    {
        if( temp_Ptr->Flag == VOS_SEM_CTRL_BLK_IDLE)
        {
            VOS_SetErrorNo(VOS_ERRNO_SEMA4_V_NOTACTIVE);
            return(VOS_ERRNO_SEMA4_V_NOTACTIVE);
        }

        if ( NU_SUCCESS == NU_Release_Semaphore( &(temp_Ptr->NuSem) ) )
        {
            return(VOS_OK);
        }
        else
        {
            LogPrint2("# VOS_SmV ID %x Name %s.\r\n", Sm_ID, temp_Ptr->Name);

            VOS_SetErrorNo(VOS_ERRNO_SEMA4_V_CANOTV);
            return(VOS_ERRNO_SEMA4_V_CANOTV);
        }
    }
    else
    {
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_V_IDERR);
        return(VOS_ERRNO_SEMA4_V_IDERR);
    }
}
/*****************************************************************************
 Function   : VOS_SmP
 Description: Lock the resource for synchronization, if the resource is none
              then block, otherwise the number of the resource --
 Input      : ulSmID             -- the ID of the resource to lock
              ulTimeOutInMillSec -- the time to wait(0 for ever)
 Return     : VOS_OK on success and errno on failure
 *****************************************************************************/
VOS_UINT32 VOS_SmP( VOS_SEM Sm_ID, VOS_UINT32 ulTimeOutInMillSec )
{
    SEM_CONTROL_BLOCK  *temp_Ptr;
    VOS_ULONG           ulFlags;


    temp_Ptr = (SEM_CONTROL_BLOCK *)Sm_ID;

    if( temp_Ptr != temp_Ptr->SemId )
    {
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_P_IDERR);
        return (VOS_ERRNO_SEMA4_P_IDERR);
    }

    if (VOS_SEM_CTRL_BLK_IDLE == temp_Ptr->Flag)
    {
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_P_NOTACTIVE);
        return(VOS_ERRNO_SEMA4_P_NOTACTIVE);
    }

    spin_lock_irqsave(&temp_Ptr->wait.lock, ulFlags);

    atomic_dec(&temp_Ptr->count);

    if (atomic_add_negative(0, &temp_Ptr->count))
    {
        spin_unlock_irqrestore(&temp_Ptr->wait.lock, ulFlags);

        return VOS_SemDown(temp_Ptr, ulTimeOutInMillSec);
    }

    spin_unlock_irqrestore(&temp_Ptr->wait.lock, ulFlags);

    return VOS_OK;
}
コード例 #3
0
VOS_UINT32 VOS_SmDelete( VOS_SEM Sm_ID )
{
    SEM_CONTROL_BLOCK *temp_Ptr;

    temp_Ptr = (SEM_CONTROL_BLOCK *)Sm_ID;

    if( temp_Ptr == temp_Ptr->SemId )
    {
        if(temp_Ptr->Flag == VOS_SEM_CTRL_BLK_IDLE)
        {
            VOS_SetErrorNo(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
            return(VOS_ERRNO_SEMA4_CCREATE_INVALID_SMID);
        }

        if ( NU_SUCCESS == NU_Delete_Semaphore(&(temp_Ptr->NuSem)) )
        {
            return VOS_SemCtrlBlkFree(temp_Ptr);
        }
        else
        {
            VOS_SetErrorNo(VOS_ERRNO_SEMA4_CCREATE_OSALCREATEERR);
            return(VOS_ERRNO_SEMA4_CCREATE_OSALCREATEERR);
        }
    }
    else
    {
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_CCREATE_INVALID_SMID);
        return(VOS_ERRNO_SEMA4_CCREATE_INVALID_SMID);
    }
}
コード例 #4
0
ファイル: vos_Id.c プロジェクト: rgmabs19357/Huawei-
/*****************************************************************************
 Function   : MOD_RegFidPidRSP
 Description: map the PID and FID
 Input      : ulPID -- PID
            : ulFID -- the belone of PID
            : priority -- PID's priority
 Return     : VOS_OK on success or errno on failure.
 Other      :
 *****************************************************************************/
VOS_UINT32 MOD_RegFidPidRSP( VOS_UINT32 ulPID, VOS_UINT32 ulFID,
                             VOS_INT priority)
{
    if ( ulPID <= VOS_PID_DOPRAEND-1 )
    {
        return VOS_OK;
    }

    if( ulPID >= VOS_PID_BUTT )
    {
        VOS_SetErrorNo(VOS_ERRNO_REG_FID_PID_INVALID_PID);
        return(VOS_ERRNO_REG_FID_PID_INVALID_FID);
    }

    if( VOS_ID_PID_NULL != vos_PidRecords[ulPID-VOS_PID_DOPRAEND].Pid )
    {
        Print("# VOS_RegisterPIDInfo multiple register.\r\n");
    }

    if( priority > VOS_PRIORITY_P6 )
    {
        VOS_SetErrorNo(VOS_ERRNO_FIDPID_REGMPRI_INPUT2INVALID);
        return(VOS_ERRNO_FIDPID_REGMPRI_INPUT2INVALID);
    }

    vos_PidRecords[ulPID-VOS_PID_DOPRAEND].Pid = (int)ulPID;
    vos_PidRecords[ulPID-VOS_PID_DOPRAEND].Fid = (int)ulFID;
    vos_PidRecords[ulPID-VOS_PID_DOPRAEND].priority = priority;

    return( VOS_OK );
}
コード例 #5
0
ファイル: vos_Id.c プロジェクト: rgmabs19357/Huawei-
VOS_UINT32 VOS_RegisterPIDInfo( VOS_PID ulPID,
                                Init_Fun_Type pfnInitFun,
                                Msg_Fun_Type pfnMsgFun)
{
    if((ulPID >= VOS_PID_BUTT)||(ulPID < VOS_PID_DOPRAEND))
    {
        VOS_SetErrorNo(VOS_ERRNO_FIDPID_REGPIDI_INPUTPIDINVALID);
        LogPrint1("\r\nVOS_RegisterPIDInfo: Register Wrong PID %d", (VOS_INT)ulPID);
        return(VOS_ERRNO_FIDPID_REGPIDI_INPUTPIDINVALID);
    }

    if(pfnInitFun != VOS_NULL_PTR)
    {
        vos_PidRecords[ulPID-VOS_PID_DOPRAEND].InitFunc      = pfnInitFun;
    }

    if(pfnMsgFun == VOS_NULL_PTR)
    {
        VOS_SetErrorNo(VOS_ERRNO_FIDPID_REGPIDI_INPUTFUNCARENULL);
        return(VOS_ERRNO_FIDPID_REGPIDI_INPUTFUNCARENULL);
    }
    else
    {
        vos_PidRecords[ulPID-VOS_PID_DOPRAEND].MsgFunction   = pfnMsgFun;
    }

    return(VOS_OK);
}
/*****************************************************************************
 Function   : VOS_SmDelete
 Description: to delete the exiting semaphore according to the ulSmID
 Input      : ulSmID -- ID of semaphore
 Return     : VOS_OK on success and errno on failure
 *****************************************************************************/
VOS_UINT32 VOS_SmDelete( VOS_SEM Sm_ID )
{
    SEM_CONTROL_BLOCK *temp_Ptr;

    temp_Ptr = (SEM_CONTROL_BLOCK *)Sm_ID;

    if( temp_Ptr == temp_Ptr->SemId )
    {
        if(temp_Ptr->Flag == VOS_SEM_CTRL_BLK_IDLE)
        {
            VOS_SetErrorNo(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
            return(VOS_ERRNO_SEMA4_CCREATE_INVALID_SMID);
        }

        if ( 0 != CloseHandle(temp_Ptr->Win32Handle) )
        {
            return VOS_SemCtrlBlkFree(temp_Ptr);
        }
        else
        {
            VOS_SetErrorNo(VOS_ERRNO_SEMA4_CCREATE_OSALCREATEERR);
            return(VOS_ERRNO_SEMA4_CCREATE_OSALCREATEERR);
        }
    }
    else
    {
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_CCREATE_INVALID_SMID);
        return(VOS_ERRNO_SEMA4_CCREATE_INVALID_SMID);
    }
}
/**************************************************************************
 Function   : VOS_SmBCreate
 Description: To create a Binary semaphore;
 Input      : acSmName -- the semaphore name, can be null
              Sm_Ini   -- The count number of the semaphore that create;
              ulFlags  -- FIFO or priority;
 Output     : pulSmID  -- the ID of the create semaphore;
 Return     : VOS_OK on success and errno on failure
 **************************************************************************/
VOS_UINT32 VOS_SmBCreate( VOS_CHAR Sm_Name[4],
                          VOS_UINT32 Sm_Init,
                          VOS_UINT32 Flags,
                          VOS_SEM * Sm_ID )
{
    int                    i;
    SEM_CONTROL_BLOCK      *iSemId;
    HANDLE                 pulSemId;
    VOS_INT32              init_state;

    if ( Sm_Init >= 1 )
    {
        init_state = 1;
    }
    else
    {
        init_state = 0;
    }

    iSemId = VOS_SemCtrlBlkGet();

    if( iSemId == VOS_MAX_SEM_ID_NULL)
    {
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
        return(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
    }

    pulSemId = CreateSemaphore( NULL, init_state,(VOS_INT32) 1, NULL );

    if(pulSemId == NULL)
    {
        VOS_SemCtrlBlkFree(iSemId);
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
        return(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
    }
    else
    {
        *Sm_ID = (VOS_SEM)iSemId;

        if ( VOS_NULL_PTR != Sm_Name )
        {
            for(i=0; i<VOS_MAX_SEM_NAME_LENGTH/2; i++)
            {
                iSemId->Name[i]  = Sm_Name[i];
            }
            iSemId->Name[VOS_MAX_SEM_NAME_LENGTH/2]  = '\0';
        }
        else
        {
            iSemId->Name[0] = '\0';
        }

        iSemId->SemType  = VOS_SEM_TYPE_BINARY;
        iSemId->SemFlags     = (int)Flags;
        iSemId->SemInitCount = (int)Sm_Init;
        iSemId->Win32Handle = pulSemId;

        return(VOS_OK);
    }
}
コード例 #8
0
ファイル: vos_id.c プロジェクト: herryfan/kernel-huawei-h60
/*****************************************************************************
 Function   : VOS_RegisterPIDInfo
 Description: record PID info
 Input      : ulPID -- PID
            : pfnInitFun -- Init FUN of the pid
            : pfnMsgFun -- process functin of the pid
 Return     : VOS_OK on success or errno on failure.
 Other      :
 *****************************************************************************/
VOS_UINT32 VOS_RegisterPIDInfo( VOS_PID ulPID,
                                Init_Fun_Type pfnInitFun,
                                Msg_Fun_Type pfnMsgFun )
{
    if(!VOS_PidCheck(ulPID))
    {
        VOS_SetErrorNo(VOS_ERRNO_FIDPID_REGPIDI_INPUTPIDINVALID);
        return(VOS_ERRNO_FIDPID_REGPIDI_INPUTPIDINVALID);
    }

    if(VOS_NULL_PTR != pfnInitFun)
    {
        vos_PidRecords[VOS_PidIdx(ulPID)].InitFunc = pfnInitFun;
    }

    if(VOS_NULL_PTR == pfnMsgFun)
    {
        VOS_SetErrorNo(VOS_ERRNO_FIDPID_REGPIDI_INPUTFUNCARENULL);
        return(VOS_ERRNO_FIDPID_REGPIDI_INPUTFUNCARENULL);
    }

    vos_PidRecords[VOS_PidIdx(ulPID)].MsgFunction = pfnMsgFun;

    return(VOS_OK);
}
コード例 #9
0
/*****************************************************************************
 Function   : VOS_SmV
 Description: Release/Unlock the sema4 that has locked a resource
 Input      : ulSmID -- id of semaphore
 Return     : VOS_OK on success and errno on failure
 *****************************************************************************/
VOS_UINT32 VOS_SmV( VOS_UINT32 Sm_ID )
{
    SEM_CONTROL_BLOCK  *temp_Ptr;
    VOS_UINT32         ulerror;

    temp_Ptr = (SEM_CONTROL_BLOCK *)Sm_ID;

    if( temp_Ptr == temp_Ptr->SemId )
    {
        if( temp_Ptr->Flag == CONTROL_BLOCK_IDLE)
        {
            VOS_SetErrorNo(VOS_ERRNO_SEMA4_V_NOTACTIVE);
            return(VOS_ERRNO_SEMA4_V_NOTACTIVE);
        }

        ulerror = (VOS_UINT32)ReleaseSemaphore( temp_Ptr->Win32Handle,\
                                                1, VOS_NULL_PTR );

        if( 0 == ulerror )
        {
            VOS_SetErrorNo(VOS_ERRNO_SEMA4_V_NOTACTIVE);
            return(VOS_ERRNO_SEMA4_V_NOTACTIVE);
        }
        else
        {
            return VOS_OK;
        }
    }
    else
    {
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_V_IDERR);
        return(VOS_ERRNO_SEMA4_V_IDERR);
    }
}
コード例 #10
0
/*****************************************************************************
 Function   : VOS_SmCCreate
 Description: To create a counting semaphore;
 Input      : acSmName -- the semaphore name, can be null
              ulSmInit -- The count number of the semaphore that create;
              ulFlags  -- FIFO or priority;
 Output     : pulSmID  -- the ID of the create semaphore;
 Return     : VOS_OK on success and errno on failure
 *****************************************************************************/
VOS_UINT32 VOS_SmCCreate( VOS_CHAR   acSmName[4],
                          VOS_UINT32 ulSmInit,
                          VOS_UINT32 ulFlags,
                          VOS_UINT32 *pulSmID )
{
    VOS_UINT32             i;
    SEM_CONTROL_BLOCK      *iSemId;
    HANDLE                 pulSemId;

    iSemId = VOS_SemCtrlBlkGet();

    if( iSemId == VOS_NULL_PTR)
    {
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
        return(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
    }

    if(ulSmInit == VOS_NULL_DWORD)
    {
        pulSemId = CreateSemaphore( VOS_NULL_PTR, (VOS_INT32)1, 1, VOS_NULL_PTR );
    }
    else
    {
        pulSemId = CreateSemaphore( VOS_NULL_PTR, (VOS_INT32)ulSmInit,\
                                    0x400000, VOS_NULL_PTR );
    }

    if(pulSemId == VOS_NULL_PTR)
    {
        VOS_SemCtrlBlkFree(iSemId);
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
        return(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
    }
    else
    {
        *pulSmID = (VOS_UINT32)iSemId;

        if ( VOS_NULL_PTR != acSmName )
        {
            for(i=0; i<VOS_MAX_SEM_NAME_LENGTH/2; i++)
            {
                iSemId->Name[i]  = acSmName[i];
            }
            iSemId->Name[VOS_MAX_SEM_NAME_LENGTH/2]  = '\0';
        }
        else
        {
            iSemId->Name[0] = '\0';
        }

        iSemId->SemFlags     = ulFlags;
        iSemId->SemInitCount = ulSmInit;
        iSemId->Win32Handle  = pulSemId;

        return(VOS_OK);
    }
}
コード例 #11
0
VOS_UINT32 VOS_SmP( VOS_SEM Sm_ID, VOS_UINT32 ulTimeOutInMillSec )
{
    SEM_CONTROL_BLOCK  *temp_Ptr;
    VOS_UINT32         TimeOut;
    VOS_UINT32         ulerror;


    temp_Ptr = (SEM_CONTROL_BLOCK *)Sm_ID;

    if( temp_Ptr != temp_Ptr->SemId )
    {
        /*lint -e534*/
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_P_IDERR);
        /*lint +e534*/
        return (VOS_ERRNO_SEMA4_P_IDERR);
    }

    if (VOS_SEM_CTRL_BLK_IDLE == temp_Ptr->Flag)
    {
        /*lint -e534*/
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_P_NOTACTIVE);
        /*lint +e534*/
        return(VOS_ERRNO_SEMA4_P_NOTACTIVE);
    }

    if ( ulTimeOutInMillSec == 0 )
    {
        TimeOut = INFINITE;
    }
    else
    {
        TimeOut = ulTimeOutInMillSec;
    }

    ulerror = WaitForSingleObject( temp_Ptr->Win32Handle, TimeOut );

    if ( WAIT_OBJECT_0 == ulerror )
    {
        return VOS_OK;
    }

    if ( WAIT_TIMEOUT == ulerror )
    {
        /*lint -e534*/
        VOS_SetErrorNo (VOS_ERRNO_SEMA4_P_TIMEOUT);
        /*lint +e534*/
        return VOS_ERRNO_SEMA4_P_TIMEOUT;
    }

    /*lint -e534*/
    VOS_SetErrorNo (VOS_ERRNO_SEMA4_P_CANOTP);
    /*lint +e534*/
    return VOS_ERRNO_SEMA4_P_CANOTP;

}
コード例 #12
0
VOS_UINT32 VOS_SmP( VOS_SEM Sm_ID, VOS_UINT32 ulTimeOutInMillSec )
{
    SEM_CONTROL_BLOCK  *temp_Ptr;
    VOS_UINT32          ulTimeOut;
    VOS_UINT32          ulResult;

    temp_Ptr = (SEM_CONTROL_BLOCK *)Sm_ID;

#if (VOS_YES == VOS_CHECK_PARA)
    if( temp_Ptr != temp_Ptr->SemId )
    {
        /*lint -e534*/
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_P_IDERR);
        /*lint +e534*/
        return (VOS_ERRNO_SEMA4_P_IDERR);
    }

    if (VOS_SEM_CTRL_BLK_IDLE == temp_Ptr->Flag)
    {
        /*lint -e534*/
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_P_NOTACTIVE);
        /*lint +e534*/
        return(VOS_ERRNO_SEMA4_P_NOTACTIVE);
    }
#endif

    ulTimeOut = (0 == ulTimeOutInMillSec) ?
        (VOS_UINT32)(-1) : ulTimeOutInMillSec/MILLISECONDS_PER_TICK;

    ulResult = SRE_SemPend( temp_Ptr->RTOSckSemId, ulTimeOut );
    if ( SRE_OK == ulResult )
    {
        return(VOS_OK);
    }

    /*lint -e534*/
    Print3("# semTake ID %x Name %s errno %x.\r\n",
        Sm_ID, temp_Ptr->Name, ulResult );
    /*lint +e534*/

    if ( OS_ERRNO_SEM_TIMEOUT == ulResult )
    {
        /*lint -e534*/
        VOS_SetErrorNo (VOS_ERRNO_SEMA4_P_TIMEOUT);
        /*lint +e534*/
        return VOS_ERRNO_SEMA4_P_TIMEOUT;
    }

    /*lint -e534*/
    VOS_SetErrorNo (VOS_ERRNO_SEMA4_P_CANOTP);
    /*lint +e534*/
    return VOS_ERRNO_SEMA4_P_CANOTP;

}
コード例 #13
0
/*****************************************************************************
 Function   : VOS_SmP
 Description: Lock the resource for synchronization, if the resource is none
              then block, otherwise the number of the resource --
 Input      : ulSmID             -- the ID of the resource to lock
              ulTimeOutInMillSec -- the time to wait(0 for ever)
 Return     : VOS_OK on success and errno on failure
 *****************************************************************************/
VOS_UINT32 VOS_SmP( VOS_SEM Sm_ID, VOS_UINT32 ulTimeOutInMillSec )
{
    SEM_CONTROL_BLOCK  *temp_Ptr;
    VOS_INT32           timeintick;
    VOS_INT             lRetValue;

    temp_Ptr = (SEM_CONTROL_BLOCK *)Sm_ID;

    if ( temp_Ptr != temp_Ptr->SemId )
    {
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_P_IDERR);
        return (VOS_ERRNO_SEMA4_P_IDERR);
    }

    if (VOS_SEM_CTRL_BLK_IDLE == temp_Ptr->Flag)
    {
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_P_NOTACTIVE);
        return(VOS_ERRNO_SEMA4_P_NOTACTIVE);
    }

    if (ulTimeOutInMillSec == 0)
    {
        down(&(temp_Ptr->sem));

        return VOS_OK;
    }

    timeintick = ((ulTimeOutInMillSec*HZ)/1000);

    lRetValue = down_timeout(&(temp_Ptr->sem), timeintick);

    if ( VOS_OK == lRetValue )
    {
        return VOS_OK;
    }
    else if ( -ETIME == lRetValue )
    {
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_P_TIMEOUT);
        return VOS_ERRNO_SEMA4_P_TIMEOUT;
    }
    else
    {
    }

    VOS_SetErrorNo (VOS_ERRNO_SEMA4_P_CANOTP);
    return VOS_ERRNO_SEMA4_P_CANOTP;

}
コード例 #14
0
VOS_UINT32 VOS_SmV( VOS_SEM Sm_ID )
{
    SEM_CONTROL_BLOCK  *temp_Ptr;
    VOS_UINT32          ulResult;

    temp_Ptr = (SEM_CONTROL_BLOCK *)Sm_ID;

    if( temp_Ptr == temp_Ptr->SemId )
    {
#if (VOS_YES == VOS_CHECK_PARA)
        if( temp_Ptr->Flag == VOS_SEM_CTRL_BLK_IDLE)
        {
            /*lint -e534*/
            VOS_SetErrorNo(VOS_ERRNO_SEMA4_V_NOTACTIVE);
            /*lint +e534*/
            return(VOS_ERRNO_SEMA4_V_NOTACTIVE);
        }
#endif

        ulResult = SRE_SemPost( temp_Ptr->RTOSckSemId );

        if ( SRE_OK == ulResult )
        {
            return(VOS_OK);
        }
        else
        {
            /*lint -e534*/
            Print3("# semGive ID %x Name %s errno %x.\r\n",
                Sm_ID, temp_Ptr->Name, ulResult );

            VOS_SetErrorNo(VOS_ERRNO_SEMA4_V_CANOTV);
            /*lint +e534*/
            return(VOS_ERRNO_SEMA4_V_CANOTV);
        }
    }
    else
    {
        /*lint -e534*/
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_V_IDERR);
        /*lint +e534*/
        return(VOS_ERRNO_SEMA4_V_IDERR);
    }
}
コード例 #15
0
VOS_UINT32 VOS_SmP( VOS_SEM Sm_ID, VOS_UINT32 ulTimeOutInMillSec )
{
    SEM_CONTROL_BLOCK  *temp_Ptr;
    UNSIGNED           iTimeOut;
    STATUS             ReturnCode;

    temp_Ptr = (SEM_CONTROL_BLOCK *)Sm_ID;

    if( temp_Ptr != temp_Ptr->SemId )
    {
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_P_IDERR);
        return (VOS_ERRNO_SEMA4_P_IDERR);
    }

    if (VOS_SEM_CTRL_BLK_IDLE == temp_Ptr->Flag)
    {
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_P_NOTACTIVE);
        return(VOS_ERRNO_SEMA4_P_NOTACTIVE);
    }

    iTimeOut = (0 == ulTimeOutInMillSec) ?
        NU_SUSPEND : ulTimeOutInMillSec/MILLISECONDS_PER_TICK;

    ReturnCode = NU_Obtain_Semaphore(&(temp_Ptr->NuSem), iTimeOut);

    if ( NU_SUCCESS == ReturnCode )
    {
        return(VOS_OK);
    }

    LogPrint3("# VOS_SmP ID %x Name %s error %x.\r\n",
        Sm_ID, temp_Ptr->Name, ReturnCode );

    if ( NU_TIMEOUT == ReturnCode )
    {
        VOS_SetErrorNo (VOS_ERRNO_SEMA4_P_TIMEOUT);
        return VOS_ERRNO_SEMA4_P_TIMEOUT;
    }

    VOS_SetErrorNo (VOS_ERRNO_SEMA4_P_CANOTP);
    return VOS_ERRNO_SEMA4_P_CANOTP;

}
コード例 #16
0
ファイル: vos_id.c プロジェクト: herryfan/kernel-huawei-h60
/*****************************************************************************
 Function   : VOS_RegisterMsgTaskPrio
 Description: Register priority of FID message handling task.
 Input      : ulFID    -- Function module Identifier
            : TaskPrio -- priority of normal message handling task
 Return     : VOS_OK on success or errno on failure
 *****************************************************************************/
VOS_UINT32 VOS_RegisterMsgTaskPrio( VOS_FID ulFID,
                                    enum VOS_PRIORITY_DEFINE TaskPrio )
{
    if(ulFID >= VOS_FID_BUTT)
    {
        VOS_SetErrorNo(VOS_ERRNO_FIDPID_REGMPRI_INPUT1INVALID);
        return(VOS_ERRNO_FIDPID_REGMPRI_INPUT1INVALID);
    }

    if(TaskPrio > VOS_PRIORITY_P6)
    {
        VOS_SetErrorNo(VOS_ERRNO_FIDPID_REGMPRI_INPUT2INVALID);
        return(VOS_ERRNO_FIDPID_REGMPRI_INPUT2INVALID);
    }

    vos_FidCtrlBlk[ulFID].Priority = vos_FidTaskRealPriority[TaskPrio];

    return(VOS_OK);
}
/*****************************************************************************
 Function   : VOS_SmV
 Description: Release/Unlock the sema4 that has locked a resource
 Input      : ulSmID -- id of semaphore
 Return     : VOS_OK on success and errno on failure
 *****************************************************************************/
VOS_UINT32 VOS_SmV( VOS_SEM Sm_ID )
{
    SEM_CONTROL_BLOCK  *temp_Ptr;
    VOS_ULONG           ulFlags;

    temp_Ptr = (SEM_CONTROL_BLOCK *)Sm_ID;

    if ( temp_Ptr != temp_Ptr->SemId )
    {
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_V_IDERR);
        return(VOS_ERRNO_SEMA4_V_IDERR);
    }

    if( temp_Ptr->Flag == VOS_SEM_CTRL_BLK_IDLE)
    {
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_V_NOTACTIVE);
        return(VOS_ERRNO_SEMA4_V_NOTACTIVE);
    }

    spin_lock_irqsave(&temp_Ptr->wait.lock, ulFlags); 

    /* if less than 1, meaning others are waiting */
    if (atomic_inc_return(&temp_Ptr->count) < 1)
    {
        spin_unlock_irqrestore(&temp_Ptr->wait.lock, ulFlags);

        wake_up(&temp_Ptr->wait);

        return VOS_OK;
    }

    if ( (VOS_SEM_TYPE_MUTEX == temp_Ptr->SemType) 
    || (VOS_SEM_TYPE_BINARY == temp_Ptr->SemType) )
    {
        atomic_set(&temp_Ptr->count, 1);     
    }

    spin_unlock_irqrestore(&temp_Ptr->wait.lock, ulFlags);

    return VOS_OK;
}
コード例 #18
0
ファイル: vos_Id.c プロジェクト: rgmabs19357/Huawei-
/*****************************************************************************
 Function   : VOS_RegisterTaskPrio
 Description: Register real priority of FID message handling task.
 Input      : ulFID    -- Function module Identifier
            : TaskPrio -- priority of normal message handling task
 Return     : VOS_OK on success or errno on failure
 *****************************************************************************/
VOS_UINT32 VOS_RegisterTaskPrio( VOS_FID ulFID, VOS_UINT32 ulTaskRealPri)
{
    if(ulFID >= VOS_FID_BUTT)
    {
        VOS_SetErrorNo(VOS_ERRNO_FIDPID_REGMPRI_INPUT1INVALID);
        return(VOS_ERRNO_FIDPID_REGMPRI_INPUT1INVALID);
    }

    vos_FidCtrlBlk[ulFID].Priority = ulTaskRealPri;

    return(VOS_OK);
}
/*****************************************************************************
 Function   : VOS_SmCCreate
 Description: To create a counting semaphore;
 Input      : acSmName -- the semaphore name, can be null
              ulSmInit -- The count number of the semaphore that create;
              ulFlags  -- FIFO or priority;
 Output     : pulSmID  -- the ID of the create semaphore;
 Return     : VOS_OK on success and errno on failure
 *****************************************************************************/
VOS_UINT32 VOS_SmCCreate( VOS_CHAR   acSmName[4],
                          VOS_UINT32 ulSmInit,
                          VOS_UINT32 ulFlags,
                          VOS_SEM   *pSmID )
{
    int                    i;
    SEM_CONTROL_BLOCK      *iSemId;

    iSemId = VOS_SemCtrlBlkGet();

    if (VOS_MAX_SEM_ID_NULL == iSemId)
    {
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
        return(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
    }

    *pSmID = (VOS_SEM)iSemId;

    if( 0xFFFFFFFF == ulSmInit )
    {
        atomic_set(&(iSemId->count), 1);

        iSemId->SemType  = VOS_SEM_TYPE_MUTEX;
    }
    else
    {
        atomic_set(&(iSemId->count), ulSmInit);

        iSemId->SemType  = VOS_SEM_TYPE_COUNT;
    }

    iSemId->sleepers = 0;

    init_waitqueue_head(&(iSemId->wait));

    if ( VOS_NULL_PTR != acSmName )
    {
        for(i=0; i<VOS_MAX_SEM_NAME_LENGTH/2; i++)
        {
            iSemId->Name[i]  = acSmName[i];
        }
        iSemId->Name[VOS_MAX_SEM_NAME_LENGTH/2]  = '\0';
    }
    else
    {
        iSemId->Name[0] = '\0';
    }

    iSemId->SemFlags     = ulFlags;
    iSemId->SemInitCount = (int)ulSmInit;

    return(VOS_OK);
}
/**************************************************************************
 Function   : VOS_SmBCreate
 Description: To create a Binary semaphore;
 Input      : acSmName -- the semaphore name, can be null
              Sm_Ini   -- The count number of the semaphore that create;
              ulFlags  -- FIFO or priority;
 Output     : pulSmID  -- the ID of the create semaphore;
 Return     : VOS_OK on success and errno on failure
 **************************************************************************/
VOS_UINT32 VOS_SmBCreate( VOS_CHAR Sm_Name[4],
                          VOS_UINT32 Sm_Init,
                          VOS_UINT32 Flags,
                          VOS_SEM * Sm_ID )
{
    int                    i;
    SEM_CONTROL_BLOCK      *iSemId;
    VOS_INT32              init_state;

    if ( Sm_Init >= 1 )
    {
        init_state = 1;
    }
    else
    {
        init_state = 0;
    }

    iSemId = VOS_SemCtrlBlkGet();

    if( iSemId == VOS_MAX_SEM_ID_NULL)
    {
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
        return(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
    }

    atomic_set(&(iSemId->count), init_state);

    iSemId->sleepers = 0;

    init_waitqueue_head(&(iSemId->wait));
    
    *Sm_ID = (VOS_SEM)iSemId;

    if ( VOS_NULL_PTR != Sm_Name )
    {
        for(i=0; i<VOS_MAX_SEM_NAME_LENGTH/2; i++)
        {
            iSemId->Name[i]  = Sm_Name[i];
        }
        iSemId->Name[VOS_MAX_SEM_NAME_LENGTH/2]  = '\0';
    }
    else
    {
        iSemId->Name[0] = '\0';
    }
    
    iSemId->SemType  = VOS_SEM_TYPE_BINARY;
    iSemId->SemFlags     = Flags;
    iSemId->SemInitCount = (int)Sm_Init;

    return(VOS_OK);
}
コード例 #21
0
VOS_UINT32 VOS_SmV( VOS_SEM Sm_ID )
{
    SEM_CONTROL_BLOCK  *temp_Ptr;
    VOS_UINT32         ulerror;

    temp_Ptr = (SEM_CONTROL_BLOCK *)Sm_ID;

    if( temp_Ptr == temp_Ptr->SemId )
    {
        if( temp_Ptr->Flag == VOS_SEM_CTRL_BLK_IDLE)
        {
            /*lint -e534*/
            VOS_SetErrorNo(VOS_ERRNO_SEMA4_V_NOTACTIVE);
            /*lint +e534*/
            return(VOS_ERRNO_SEMA4_V_NOTACTIVE);
        }
       
        ulerror = (VOS_UINT32)ReleaseSemaphore( temp_Ptr->Win32Handle, 1, NULL );

        if( 0 == ulerror )
        {
            /*lint -e534*/
            VOS_SetErrorNo(VOS_ERRNO_SEMA4_V_NOTACTIVE);
            /*lint +e534*/
            return(VOS_ERRNO_SEMA4_V_NOTACTIVE);
        }
        else
        {
            return VOS_OK;
        }
    }
    else
    {
        /*lint -e534*/
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_V_IDERR);
        /*lint +e534*/
        return(VOS_ERRNO_SEMA4_V_IDERR);
    }
}
コード例 #22
0
/*****************************************************************************
 Function   : VOS_SmV
 Description: Release/Unlock the sema4 that has locked a resource
 Input      : ulSmID -- id of semaphore
 Return     : VOS_OK on success and errno on failure
 *****************************************************************************/
VOS_UINT32 VOS_SmV( VOS_SEM Sm_ID )
{
    SEM_CONTROL_BLOCK  *temp_Ptr;

    temp_Ptr = (SEM_CONTROL_BLOCK *)Sm_ID;

    if ( temp_Ptr != temp_Ptr->SemId )
    {
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_V_IDERR);
        return(VOS_ERRNO_SEMA4_V_IDERR);
    }

    if( temp_Ptr->Flag == VOS_SEM_CTRL_BLK_IDLE)
    {
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_V_NOTACTIVE);
        return(VOS_ERRNO_SEMA4_V_NOTACTIVE);
    }

    up( &(temp_Ptr->sem ) );

    return VOS_OK;
}
コード例 #23
0
VOS_UINT32 VOS_SmDelete( VOS_SEM Sm_ID )
{
    SEM_CONTROL_BLOCK *temp_Ptr;

    temp_Ptr = (SEM_CONTROL_BLOCK *)Sm_ID;

    if( temp_Ptr == temp_Ptr->SemId )
    {
        if(temp_Ptr->Flag == VOS_SEM_CTRL_BLK_IDLE)
        {
            /*lint -e534*/
            VOS_SetErrorNo(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
            /*lint +e534*/
            return(VOS_ERRNO_SEMA4_CCREATE_INVALID_SMID);
        }

        if ( SRE_OK == SRE_SemDelete(temp_Ptr->RTOSckSemId) )
        {
            return VOS_SemCtrlBlkFree(temp_Ptr);
        }
        else
        {
            /*lint -e534*/
            VOS_SetErrorNo(VOS_ERRNO_SEMA4_CCREATE_OSALCREATEERR);
            /*lint +e534*/
            return(VOS_ERRNO_SEMA4_CCREATE_OSALCREATEERR);
        }
    }
    else
    {
        /*lint -e534*/
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_CCREATE_INVALID_SMID);
        /*lint +e534*/
        return(VOS_ERRNO_SEMA4_CCREATE_INVALID_SMID);
    }
}
/*****************************************************************************
 Function   : VOS_SmDelete
 Description: to delete the exiting semaphore according to the ulSmID
 Input      : ulSmID -- ID of semaphore
 Return     : VOS_OK on success and errno on failure
 *****************************************************************************/
VOS_UINT32 VOS_SmDelete( VOS_SEM Sm_ID )
{
    SEM_CONTROL_BLOCK *temp_Ptr;

    temp_Ptr = (SEM_CONTROL_BLOCK *)Sm_ID;

    if( temp_Ptr == temp_Ptr->SemId )
    {
        vos_printf("\r\nVOS_SmDelete: Delete the Sem %x", Sm_ID);

        if(temp_Ptr->Flag == VOS_SEM_CTRL_BLK_IDLE)
        {
            VOS_SetErrorNo(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
            return(VOS_ERRNO_SEMA4_CCREATE_INVALID_SMID);
        }

        return VOS_SemCtrlBlkFree(temp_Ptr);     
    }
    else
    {
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_CCREATE_INVALID_SMID);
        return(VOS_ERRNO_SEMA4_CCREATE_INVALID_SMID);
    }
}
コード例 #25
0
ファイル: vos_id.c プロジェクト: herryfan/kernel-huawei-h60
/*****************************************************************************
 Function   : MOD_RegFidPidRSP
 Description: map the PID and FID
 Input      : ulPID -- PID
            : ulFID -- the belone of PID
            : priority -- PID's priority
 Return     : VOS_OK on success or errno on failure.
 Other      :
 *****************************************************************************/
VOS_UINT32 MOD_RegFidPidRSP( VOS_UINT32 ulPID, VOS_UINT32 ulFID)
{
    if(!VOS_PidCheck(ulPID))
    {
        VOS_SetErrorNo(VOS_ERRNO_REG_FID_PID_INVALID_PID);
        return(VOS_ERRNO_REG_FID_PID_INVALID_FID);
    }

    if( VOS_NULL_DWORD != vos_PidRecords[VOS_PidIdx(ulPID)].Pid )
    {
        Print("# VOS_RegisterPIDInfo multiple register.\r\n");
    }

    vos_PidRecords[VOS_PidIdx(ulPID)].Pid = ulPID;
    vos_PidRecords[VOS_PidIdx(ulPID)].Fid = ulFID;

    return( VOS_OK );
}
コード例 #26
0
/*****************************************************************************
 Function   : VOS_SemCtrlBlkGet
 Description: allocate a control block
 Input      : void
 Return     : address
 Other      :
 *****************************************************************************/
SEM_CONTROL_BLOCK *VOS_SemCtrlBlkGet(VOS_VOID)
{
    VOS_UINT32      i;
    VOS_ULONG       ulLockLevel;

    /*intLockLevel = VOS_SplIMP();*/
    VOS_SpinLockIntLock(&g_stVosSemSpinLock, ulLockLevel);

    for(i=0; i<vos_SemCtrlBlkNumber; i++)
    {
        if(vos_SemCtrlBlk[i].Flag == VOS_SEM_CTRL_BLK_IDLE)
        {
            vos_SemCtrlBlk[i].Flag = VOS_SEM_CTRL_BLK_BUSY;
            break;
        }
    }

    /*VOS_Splx(intLockLevel);*/
    VOS_SpinUnlockIntUnlock(&g_stVosSemSpinLock, ulLockLevel);

    if( i < vos_SemCtrlBlkNumber)
    {
        /* record the max usage of SEM */
        if ( i > vos_SemMaxSemId )
        {
            vos_SemMaxSemId = i;
        }

        return vos_SemCtrlBlk+i;
    }
    else
    {
        /*lint -e534*/
        LogPrint("# VOS_GetSemCtrlBlk no Idle.\r\n");
        /*lint +e534*/

        VOS_SetErrorNo(VOS_ERRNO_SEMA4_FULL);

        return(VOS_MAX_SEM_ID_NULL);
    }
}
コード例 #27
0
/*****************************************************************************
 Function   : VOS_SemCtrlBlkGet
 Description: allocate a control block
 Input      : VOS_VOID
 Return     : address
 Other      :
 *****************************************************************************/
SEM_CONTROL_BLOCK *VOS_SemCtrlBlkGet(VOS_VOID)
{
    VOS_UINT32      i;
    VOS_CPU_SR      CpuLockLevel;

    CpuLockLevel = VOS_SplIMP();

    for(i=0; i<vos_SemCtrlBlkNumber; i++)
    {
        if(vos_SemCtrlBlk[i].Flag == CONTROL_BLOCK_IDLE)
        {
            vos_SemCtrlBlk[i].Flag = CONTROL_BLOCK_BUSY;
            break;
        }
    }

    VOS_Splx(CpuLockLevel);

    if( i < vos_SemCtrlBlkNumber)
    {
        /* record the max usage of SEM */
        if ( i > vos_SemMaxSemId )
        {
            vos_SemMaxSemId = i;
        }

        return vos_SemCtrlBlk+i;
    }
    else
    {
        LogPrint("# VOS_GetSemCtrlBlk no Idle.\r\n");

        VOS_SetErrorNo(VOS_ERRNO_SEMA4_FULL);

        return(VOS_NULL_PTR);
    }
}
コード例 #28
0
ファイル: linux_task.c プロジェクト: rgmabs19357/Huawei-
/*****************************************************************************
 Function   : VOS_CreateTask
 Description: create task with default task mode:
              VOS_T_PREEMPT | VOS_T_NO_TSLICE | VOS_T_SUPV
 Input      : puchName              -- name identify task
              pfnFunc               -- task entry function
              ulPriority            -- task priority
              ulStackSize           -- task stack size
              aulArgs[VOS_TARG_NUM] -- arguments for task
 Output     : pulTaskID             -- task id allocated by dopra
 Return     : result of VOS_CreateTaskEx
 *****************************************************************************/
VOS_UINT32 VOS_CreateTask( VOS_CHAR * puchName,
                           VOS_UINT32 * pulTaskID,
                           VOS_TASK_ENTRY_TYPE pfnFunc,
                           VOS_UINT32 ulPriority,
                           VOS_UINT32 ulStackSize,
                           VOS_UINT32 aulArgs[VOS_TARG_NUM] )
{
    int             i;
    VOS_UINT32      iTid;
    pid_t           ThreadID;
    VOS_CHAR        default_name[8] = {0};
    VOS_UCHAR       value;
    struct task_struct  *tsk;

    struct sched_param  param;

    iTid = VOS_TaskCtrlBlkGet();
    if( iTid == (VOS_UINT32)VOS_TASK_CTRL_BLK_NULL )
    {
		VOS_TaskPrintCtrlBlkInfo();
		
		DRV_SYSTEM_ERROR(OSA_ALLOC_TASK_CONTROL_ERROR, (VOS_INT)vos_TaskCtrlBlkNumber, (VOS_INT)pfnFunc, VOS_NULL_PTR, 0);
		
        VOS_SetErrorNo(VOS_ERRNO_TASK_CREATE_NOFREETCB);
        return( VOS_ERRNO_TASK_CREATE_NOFREETCB );    
    }

    /* caller not use name asign a default name */    
    if ( VOS_NULL_PTR == puchName ) 
    {
        default_name[0]= 't';
        default_name[1]= 'i';
        default_name[2]= 'd';
        default_name[3] = (VOS_CHAR)(48 + iTid/100);
        value = (VOS_UCHAR)(iTid%100);
        default_name[4] = (VOS_CHAR)(48 + value/10);
        default_name[5] = (VOS_CHAR)(48 + value%10);
        default_name[6]= '\0';
    }

    *pulTaskID = iTid;

    if ( VOS_NULL_PTR != puchName ) 
    {
        for(i=0; i<VOS_MAX_LENGTH_TASK_NAME; i++)
        {
            vos_TaskCtrlBlk[iTid].Name[i]= puchName[i];
        }            
        vos_TaskCtrlBlk[iTid].Name[i-1]  = '\0';
    }
    else
    {
        vos_TaskCtrlBlk[iTid].Name[0] = default_name[0];
        vos_TaskCtrlBlk[iTid].Name[1] = default_name[1];
        vos_TaskCtrlBlk[iTid].Name[2] = default_name[2];
        vos_TaskCtrlBlk[iTid].Name[3] = default_name[3];
        vos_TaskCtrlBlk[iTid].Name[4] = default_name[4];
        vos_TaskCtrlBlk[iTid].Name[5] = default_name[5];
        vos_TaskCtrlBlk[iTid].Name[6] = default_name[6];
    }

    vos_TaskCtrlBlk[iTid].Function   = pfnFunc;
    vos_TaskCtrlBlk[iTid].Priority   = ulPriority;
    vos_TaskCtrlBlk[iTid].StackSize  = ulStackSize;

    for ( i=0; i<VOS_TARG_NUM; i++ )
    {
        vos_TaskCtrlBlk[iTid].Args[i]    = aulArgs[i];
    }

    ThreadID = kernel_thread( (LINUX_START_ROUTINE)VOS_LinuxTaskEntry,
        ( VOS_VOID * )&(vos_TaskCtrlBlk[iTid]), CLONE_KERNEL);

    if (ThreadID < VOS_NULL) 
    {
		VOS_TaskPrintCtrlBlkInfo();

		DRV_SYSTEM_ERROR(OSA_CREATE_TASK_ERROR, (VOS_INT)ThreadID, (VOS_INT)iTid, VOS_NULL_PTR, 0);
		
        VOS_TaskCtrlBlkFree(iTid);
        VOS_SetErrorNo(VOS_ERRNO_TASK_CREATE_OSALCREATEFAIL);
        return( VOS_ERRNO_TASK_CREATE_OSALCREATEFAIL );
    }

    vos_TaskCtrlBlk[iTid].ulLinuxThreadId = ThreadID;

    tsk = pid_task(find_vpid(ThreadID), PIDTYPE_PID);

    if ( VOS_NULL_PTR == tsk )
    {
		VOS_TaskPrintCtrlBlkInfo();

		DRV_SYSTEM_ERROR(OSA_FIND_TASK_ERROR, (VOS_INT)ThreadID, (VOS_INT)iTid, VOS_NULL_PTR, 0);
		
        return VOS_ERR;
    }

    if ( tsk->pid != ThreadID )
    {
        vos_printf("find task to set pri fail.\r\n");

        VOS_TaskPrintCtrlBlkInfo();

		DRV_SYSTEM_ERROR(OSA_FIND_TASK_PARA_ERROR, (VOS_INT)ThreadID, (VOS_INT)iTid, (VOS_CHAR *)tsk, sizeof(struct task_struct));
		
        return VOS_ERR;
    }

    param.sched_priority = ulPriority;

    if (VOS_NULL != sched_setscheduler(tsk, SCHED_FIFO, &param))
    {
        vos_printf("\r\nVOS_CreateTask: Creat Task %s ID %d sched_setscheduler Error", puchName, iTid);

        VOS_TaskPrintCtrlBlkInfo();

		DRV_SYSTEM_ERROR(OSA_SET_TASK_PRI_ERROR, (VOS_INT)ulPriority, (VOS_INT)iTid, (VOS_CHAR *)tsk, sizeof(struct task_struct));
		
        return VOS_ERR;
    }

    return VOS_OK;
}
コード例 #29
0
/*****************************************************************************
 Function   : VOS_SmCCreate
 Description: To create a counting semaphore;
 Input      : acSmName -- the semaphore name, can be null
              ulSmInit -- The count number of the semaphore that create;
              ulFlags  -- FIFO or priority;
 Output     : pulSmID  -- the ID of the create semaphore;
 Return     : VOS_OK on success and errno on failure
 *****************************************************************************/
VOS_UINT32 VOS_SmCCreate( VOS_CHAR   acSmName[4],
                          VOS_UINT32 ulSmInit,
                          VOS_UINT32 ulFlags,
                          VOS_SEM *pulSmID )
{
    int                    i;
    SEM_CONTROL_BLOCK      *iSemId;
    OPTION                 SemOption;
    VOS_UINT32             ulTempInitVal;

    iSemId = VOS_SemCtrlBlkGet();

    if( iSemId == VOS_MAX_SEM_ID_NULL)
    {
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
        return(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
    }

    if( (ulFlags & VOS_SEMA4_PRIOR) )
    {
        SemOption = NU_PRIORITY;
    }
    else
    {
        SemOption = NU_FIFO;
    }

    if( 0xFFFFFFFF == ulSmInit )
    {
        ulTempInitVal  = 1;
    }
    else
    {
        ulTempInitVal  = ulSmInit;
    }

    if ( NU_SUCCESS
        != NU_Create_Semaphore(&(iSemId->NuSem), acSmName, ulTempInitVal, SemOption))
    {
        VOS_SemCtrlBlkFree(iSemId);
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
        return(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
    }
    else
    {
        *pulSmID = (VOS_SEM)iSemId;

        if ( VOS_NULL_PTR != acSmName )
        {
            for(i=0; i<VOS_MAX_SEM_NAME_LENGTH/2; i++)
            {
                iSemId->Name[i]  = acSmName[i];
            }
            iSemId->Name[VOS_MAX_SEM_NAME_LENGTH/2]  = '\0';
        }
        else
        {
            iSemId->Name[0] = '\0';
        }

        if( 0xFFFFFFFF == ulSmInit )
        {
            iSemId->SemType  = VOS_SEM_TYPE_MUTEX;
        }
        else
        {
            iSemId->SemType  = VOS_SEM_TYPE_COUNT;
        }

        iSemId->SemFlags     = (int)ulFlags;
        iSemId->SemInitCount = (int)ulSmInit;

        return(VOS_OK);
    }
}
コード例 #30
0
/*****************************************************************************
 Function   : VOS_SmCCreate
 Description: To create a counting semaphore;
 Input      : acSmName -- the semaphore name, can be null
              ulSmInit -- The count number of the semaphore that create;
              ulFlags  -- FIFO or priority;
 Output     : pulSmID  -- the ID of the create semaphore;
 Return     : VOS_OK on success and errno on failure
 *****************************************************************************/
VOS_UINT32 VOS_SmCCreate( VOS_CHAR   acSmName[4],
                          VOS_UINT32 ulSmInit,
                          VOS_UINT32 ulFlags,
                          VOS_SEM *pulSmID )
{
    int                    i;
    SEM_CONTROL_BLOCK      *iSemId;
    HANDLE                 pulSemId;

    iSemId = VOS_SemCtrlBlkGet();

    if( iSemId == VOS_MAX_SEM_ID_NULL)
    {
        /*lint -e534*/
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
        /*lint +e534*/
        return(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
    }

    if(ulSmInit == 0xFFFFFFFF)
    {
        pulSemId = CreateSemaphore( NULL, (VOS_INT32)1, 1, NULL );
    }
    else
    {
        pulSemId = CreateSemaphore( NULL, (VOS_INT32)ulSmInit, 0x400000, NULL );
    }

    if(pulSemId == NULL)
    {
        VOS_SemCtrlBlkFree(iSemId);
        /*lint -e534*/
        VOS_SetErrorNo(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
        /*lint +e534*/
        return(VOS_ERRNO_SEMA4_CCREATE_OBJTFULL);
    }
    else
    {
        *pulSmID = (VOS_SEM)iSemId;

        if ( VOS_NULL_PTR != acSmName )
        {
            for(i=0; i<VOS_MAX_SEM_NAME_LENGTH/2; i++)
            {
                iSemId->Name[i]  = acSmName[i];
            }
            iSemId->Name[VOS_MAX_SEM_NAME_LENGTH/2]  = '\0';
        }
        else
        {
            iSemId->Name[0] = '\0';
        }

        if(ulSmInit == 0xFFFFFFFF)
        {
            iSemId->SemType  = VOS_SEM_TYPE_MUTEX;
        }
        else
        {
            iSemId->SemType  = VOS_SEM_TYPE_COUNT;
        }

        iSemId->SemFlags     = (int)ulFlags;
        iSemId->SemInitCount = (int)ulSmInit;
        iSemId->Win32Handle  = pulSemId;

        return(VOS_OK);
    }
}