C++ SyncEvent::notifyOne方法代码示例

/*******************************************************************************
**
** Function:        nativeNfcTag_abortWaits
**
** Description:     Unblock all thread synchronization objects.
**
** Returns:         None
**
*******************************************************************************/
void nativeNfcTag_abortWaits ()
{
    ALOGD ("%s", __FUNCTION__);
    {
        SyncEventGuard g (sReadEvent);
        sReadEvent.notifyOne ();
    }
    sem_post (&sWriteSem);
    sem_post (&sFormatSem);
    {
        SyncEventGuard g (sTransceiveEvent);
        sTransceiveEvent.notifyOne ();
    }
    {
        SyncEventGuard g (sReconnectEvent);
        sReconnectEvent.notifyOne ();
    }

    sem_post (&sCheckNdefSem);
    {
        SyncEventGuard guard (sPresenceCheckEvent);
        sPresenceCheckEvent.notifyOne ();
    }
    sem_post (&sMakeReadonlySem);
    sCurrentRfInterface = NFA_INTERFACE_ISO_DEP;
    sCurrentConnectedTargetType = TARGET_TYPE_UNKNOWN;
}

static void nativeNfcSnep_doPutReceived (tNFA_HANDLE handle, UINT8 *data, UINT32 length)
{
    NXPLOG_API_D ("%s: handle=0x%X, msg length =%d", __FUNCTION__, handle, length);
    if (!nativeNfcManager_isNfcActive())
    {
        return;
    }
    if((sSnepServerConnectionHandle == handle) &&
           NULL != data && 0x00 != length)
    {
        if (sServerCallback&& (NULL != sServerCallback->onMessageReceived))
        {
            sServerCallback->onMessageReceived(data, length);
        }
        sNfaSnepRespCode = NFA_SNEP_RESP_CODE_SUCCESS;
    }
    else
    {
        sNfaSnepRespCode = NFA_SNEP_RESP_CODE_REJECT;
    }
    {
        SyncEventGuard guard (sNfaSnepServerPutRspEvent);
        sNfaSnepServerPutRspEvent.notifyOne ();
    }
}

/*******************************************************************************
**
** Function:        nativeNfcTag_doDeactivateStatus
**
** Description:     Receive the completion status of deactivate operation.
**
** Returns:         None
**
*******************************************************************************/
void nativeNfcTag_doDeactivateStatus (int status)
{
    sGotDeactivate = (status == 0);

    SyncEventGuard g (sReconnectEvent);
    sReconnectEvent.notifyOne ();
}

static void nativeNfcSnep_doPutCompleted (tNFA_STATUS status)
{
    NXPLOG_API_D ("%s: status=0x%X", __FUNCTION__, status);

    sSnepClientPutState = status;
    SyncEventGuard g (sNfaSnepClientPutMsgEvent);
    sNfaSnepClientPutMsgEvent.notifyOne ();
}

static void nativeNfcLlcp_doClientReadCompleted (tNFA_STATUS status)
{
    NXPLOG_API_D ("%s: status=0x%X", __FUNCTION__, status);

    SyncEventGuard g (sNfaLlcpConnLessReadEvent);
    bClientReadState = TRUE;
    sNfaLlcpConnLessReadEvent.notifyOne ();
}

void nativeNfcSnep_abortClientWaits()
{
    NXPLOG_API_D ("%s", __FUNCTION__);
    sSnepClientConnectionHandle = 0;
    {
        SyncEventGuard g (sNfaSnepClientPutMsgEvent);
        sNfaSnepClientPutMsgEvent.notifyOne ();
    }
    {
        SyncEventGuard g (sNfaSnepClientConnEvent);
        sNfaSnepClientConnEvent.notifyOne ();
    }
    {
        SyncEventGuard g (sNfaSnepClientDisconnEvent);
        sNfaSnepClientDisconnEvent.notifyOne ();
    }
    NXPLOG_API_D ("%s exit", __FUNCTION__);
}

/*******************************************************************************
**
** Function:        nativeNfcTag_doConnectStatus
**
** Description:     Receive the completion status of connect operation.
**                  isConnectOk: Status of the operation.
**
** Returns:         None
**
*******************************************************************************/
void nativeNfcTag_doConnectStatus (jboolean isConnectOk)
{
    if (sConnectWaitingForComplete != JNI_FALSE)
    {
        sConnectWaitingForComplete = JNI_FALSE;
        sConnectOk = isConnectOk;
        SyncEventGuard g (sReconnectEvent);
        sReconnectEvent.notifyOne ();
    }
}

void nativeNfcLlcp_abortClientWaits()
{
    NXPLOG_API_D ("%s", __FUNCTION__);
    sLlcpConnLessClientHandle = 0;
    {
        SyncEventGuard g (sNfaLlcpClientRegEvent);
        sNfaLlcpClientRegEvent.notifyOne ();
    }

    NXPLOG_API_D ("%s exit", __FUNCTION__);
}

/*******************************************************************************
**
** Function:        nativeNfcTag_abortWaits
**
** Description:     Unblock all thread synchronization objects.
**
** Returns:         None
**
*******************************************************************************/
void nativeNfcSnep_abortServerWaits ()
{
    NXPLOG_API_D ("%s", __FUNCTION__);
    if (sSnepServerState == SNEP_SERVER_STARTED)
    {
        SyncEventGuard g (sNfaSnepServerPutRspEvent);
        sSnepServerState = SNEP_SERVER_IDLE;
        sSnepServerConnectionHandle = 0;
        sNfaSnepServerPutRspEvent.notifyOne();
    }
}

void nativeNfcTag_notifyRfTimeout ()
{
    SyncEventGuard g (sTransceiveEvent);
    ALOGD ("%s: waiting for transceive: %d", __FUNCTION__, sWaitingForTransceive);
    if (!sWaitingForTransceive)
        return;

    sTransceiveRfTimeout = true;

    sTransceiveEvent.notifyOne ();
}

static void nativeNfcLlcp_doServerReadCompleted (tNFA_STATUS status)
{
    NXPLOG_API_D ("%s: status=0x%X", __FUNCTION__, status);
    if(nativeNfcManager_isNfcActive())
    {
        if(sServerCallback&& (NULL != sServerCallback->onMessageReceived))
        {
            sServerCallback->onMessageReceived();
        }
    }
    SyncEventGuard g (sNfaLlcpConnLessReadEvent);
    bServerReadState = TRUE;
    sNfaLlcpConnLessReadEvent.notifyOne ();
}

void RoutingManager::stackCallback (UINT8 event, tNFA_CONN_EVT_DATA* eventData)
{
    static const char fn [] = "RoutingManager::stackCallback";
    ALOGD("%s: event=0x%X", fn, event);
    RoutingManager& routingManager = RoutingManager::getInstance();

    switch (event)
    {
    case NFA_CE_REGISTERED_EVT:
        {
            tNFA_CE_REGISTERED& ce_registered = eventData->ce_registered;
            ALOGD("%s: NFA_CE_REGISTERED_EVT; status=0x%X; h=0x%X", fn, ce_registered.status, ce_registered.handle);
        }
        break;

    case NFA_CE_DEREGISTERED_EVT:
        {
            tNFA_CE_DEREGISTERED& ce_deregistered = eventData->ce_deregistered;
            ALOGD("%s: NFA_CE_DEREGISTERED_EVT; h=0x%X", fn, ce_deregistered.handle);
        }
        break;

    case NFA_CE_ACTIVATED_EVT:
        {
            routingManager.notifyActivated();
        }
        break;

    case NFA_DEACTIVATED_EVT:
    case NFA_CE_DEACTIVATED_EVT:
        {
            ALOGD("%s: NFA_DEACTIVATED_EVT, NFA_CE_DEACTIVATED_EVT", fn);
            routingManager.notifyDeactivated();
            SyncEventGuard g (gDeactivatedEvent);
            gActivated = false; //guard this variable from multi-threaded access
            gDeactivatedEvent.notifyOne ();
        }
        break;

    case NFA_CE_DATA_EVT:
        {
            tNFA_CE_DATA& ce_data = eventData->ce_data;
            ALOGD("%s: NFA_CE_DATA_EVT; stat=0x%X; h=0x%X; data len=%u", fn, ce_data.status, ce_data.handle, ce_data.len);
            getInstance().handleData(ce_data.p_data, ce_data.len, ce_data.status);
        }
        break;
    }
}

/*******************************************************************************
**
** Function:        nativeNfcTag_doTransceiveStatus
**
** Description:     Receive the completion status of transceive operation.
**                  status: operation status.
**                  buf: Contains tag's response.
**                  bufLen: Length of buffer.
**
** Returns:         None
**
*******************************************************************************/
void nativeNfcTag_doTransceiveStatus (tNFA_STATUS status, uint8_t* buf, uint32_t bufLen)
{
    SyncEventGuard g (sTransceiveEvent);
    ALOGD ("%s: data len=%d", __FUNCTION__, bufLen);
    if (!sWaitingForTransceive)
    {
        ALOGE ("%s: drop data", __FUNCTION__);
        return;
    }
    sRxDataStatus = status;
    if (sRxDataStatus == NFA_STATUS_OK || sRxDataStatus == NFA_STATUS_CONTINUE)
        sRxDataBuffer.append (buf, bufLen);

    if (sRxDataStatus == NFA_STATUS_OK)
        sTransceiveEvent.notifyOne ();
}

/*******************************************************************************
**
** Function:        nativeNfcTag_doReadCompleted
**
** Description:     Receive the completion status of read operation.  Called by
**                  NFA_READ_CPLT_EVT.
**                  status: Status of operation.
**
** Returns:         None
**
*******************************************************************************/
void nativeNfcTag_doReadCompleted (tNFA_STATUS status)
{
    ALOGD ("%s: status=0x%X; is reading=%u", __FUNCTION__, status, sIsReadingNdefMessage);

    if (sIsReadingNdefMessage == false)
        return; //not reading NDEF message right now, so just return

    if (status != NFA_STATUS_OK)
    {
        sReadDataLen = 0;
        if (sReadData)
            free (sReadData);
        sReadData = NULL;
    }
    SyncEventGuard g (sReadEvent);
    sReadEvent.notifyOne ();
}

static void nfaSnepServerCallback (tNFA_SNEP_EVT snepEvent, tNFA_SNEP_EVT_DATA *eventData)
{
    NXPLOG_API_D("%s: Function Entry  snepEvent: 0x%X\n",__FUNCTION__, snepEvent);
    switch (snepEvent)
    {
        case NFA_SNEP_REG_EVT:
            NXPLOG_API_D ("%s: NFA_SNEP_REG_EVT; Status: 0x%04x\n", __FUNCTION__, eventData->reg.status);
            NXPLOG_API_D ("%s: NFA_SNEP_REG_EVT; Server Register Handle: 0x%04x\n", __FUNCTION__, eventData->reg.reg_handle);
            sSnepServerHandle = eventData->reg.reg_handle;
            {
                SyncEventGuard guard (sNfaSnepServerRegEvent);
                sNfaSnepServerRegEvent.notifyOne ();
            }
            break;

        case NFA_SNEP_DEFAULT_SERVER_STARTED_EVT:
            NXPLOG_API_D ("%s: NFA_SNEP_DEFAULT_SERVER_STARTED_EVT\n", __FUNCTION__);
            break;

        case NFA_SNEP_DEFAULT_SERVER_STOPPED_EVT:
            NXPLOG_API_D ("%s: NFA_SNEP_DEFAULT_SERVER_STOPPED_EVT\n", __FUNCTION__);
            break;

        case NFA_SNEP_ACTIVATED_EVT:
            NXPLOG_API_D ("%s: NFA_SNEP_ACTIVATED_EVT: Server Activated\n", __FUNCTION__);
            break;

        case NFA_SNEP_DEACTIVATED_EVT:
            NXPLOG_API_D ("%s: NFA_SNEP_DEACTIVATED_EVT: Server Deactivated\n", __FUNCTION__);
            break;

        case NFA_SNEP_CONNECTED_EVT:
            NXPLOG_API_D ("%s: NFA_SNEP_CONNECTED_EVT: Server Register Handle: 0x%04x\n", __FUNCTION__, eventData->connect.reg_handle);
            NXPLOG_API_D ("%s: NFA_SNEP_CONNECTED_EVT: Server Connection handle: 0x%04x\n", __FUNCTION__, eventData->connect.conn_handle);
            if((eventData->connect.reg_handle) &&
               (eventData->connect.conn_handle))
            {
                sSnepServerConnectionHandle = eventData->connect.conn_handle;
                nativeNfcSnep_notifyServerActivated();
            }
            break;

        case NFA_SNEP_DISC_EVT:
            NXPLOG_API_D ("%s: NFA_SNEP_DISC_EVT: Server Connection/Register Handle: 0x%04x\n", __FUNCTION__, eventData->disc.conn_handle);
            if(sSnepServerConnectionHandle == eventData->disc.conn_handle)
            {
                nativeNfcSnep_notifyServerDeactivated();
            }
            break;

        case NFA_SNEP_PUT_REQ_EVT:
            NXPLOG_API_D ("%s: NFA_SNEP_PUT_REQ_EVT: Server Connection Handle: 0x%04x\n", __FUNCTION__, eventData->put_req.conn_handle);
            NXPLOG_API_D ("%s: NFA_SNEP_PUT_REQ_EVT: NDEF Message Length: 0x%04x\n", __FUNCTION__, eventData->put_req.ndef_length);
            nativeNfcSnep_doPutReceived(eventData->put_req.conn_handle, eventData->put_req.p_ndef, eventData->put_req.ndef_length);
            break;

        case NFA_SNEP_ALLOC_BUFF_EVT:
            NXPLOG_API_D ("%s: NFA_SNEP_ALLOC_BUFF_EVT: Server Connection Handle: 0x%04x\n", __FUNCTION__, eventData->alloc.conn_handle);
            NXPLOG_API_D ("%s: NFA_SNEP_ALLOC_BUFF_EVT: Request Code: 0x%04x\n", __FUNCTION__, eventData->alloc.req_code);
            NXPLOG_API_D ("%s: NFA_SNEP_ALLOC_BUFF_EVT: NDEF Message Length: 0x%04x\n", __FUNCTION__, eventData->alloc.ndef_length);
            NXPLOG_API_D ("%s: NFA_SNEP_ALLOC_BUFF_EVT: Response Code: 0x%04x\n", __FUNCTION__, eventData->alloc.resp_code);

            if(0x00 != eventData->alloc.ndef_length)
            {
                eventData->alloc.p_buff = (UINT8*)malloc(eventData->alloc.ndef_length);
                if(NULL == eventData->alloc.p_buff)
                {
                    NXPLOG_API_D("Memory Allocation Failed !!!\n");
                }
            }
            break;

        case NFA_SNEP_FREE_BUFF_EVT:
            NXPLOG_API_D ("%s: NFA_SNEP_FREE_BUFF_EVT: Server Connection Handle: 0x%04x\n",__FUNCTION__, eventData->free.conn_handle);
            NXPLOG_API_D ("%s: NFA_SNEP_FREE_BUFF_EVT: Buffer to Free: 0x%04x\n",__FUNCTION__, eventData->free.p_buff);

            if(eventData->free.p_buff)
            {
                free(eventData->free.p_buff);
                eventData->free.p_buff = NULL;
            }
            break;

        default:
            NXPLOG_API_D ("%s: unknown event 0x%X ?\n", __FUNCTION__, snepEvent);
            break;
    }
}