d254.bmp.txt

来自「Visual C++通信编程实例」· 文本 代码 · 共 43 行

         if (m_nSendOut != m_nSendln)
          {
                 memcpy(pparam, &m_SmSend[m_nSendOut], sizeof(SM_PARAM》;
m_nSendOut++;
                    if (m_nSendOut >= MAX_SM_SEND)
m_nSendOut = 0;
                fSuccess = TRUE;
          }
                       LeaveCriticalSection(&m_c sS end);
       return fSuccess;
void CSmsTraffic::PutRecvMessage(SM_PARAM* pparam,int nCount)
{
                               EnterCritic alSection(&m_csRecv);
             for (int i = 0; i < nCount; i++)
            {
                                    memcpy(&m_SmRecv [m_nRecvln],  pparam,  sizeof(SM_PARAM》;
m_nRecvln++;
          ,        if (m_nRecvln >= MAX_SM_RECV)
m_nRecvln = 0;
 pparam++,
           }
                        LeaveCriticalSection(&m_csRecv) ;
 }
    ／／从接收队列中取一条短消息
    BOOL CSmsTraffic::GetRecvMessage(SM_PARAM* pparam)
    {
    BOOL fSuccess= FALSE;
    EnterCriticalSection(&m_csRecv);
    if (m_nRecvOut!=m_nRecvln)
    {
    memcpy(pparam, &m_SmRecv[m_nRecvOut], sizeof(SM_PARAM》;
    m_nRecvOut++;
    if (m_nRecvOut>=MAX_SM_RECV)
    m_nRecvOut=0；
    f'Success= TRUE;
    )
    LeaveCriticalSection(&m_csRecv);
    return fSuccess;
    }
    最后，编辑短消息进程函数，由于该函数内容较长，就不在这里具体陈述函数体内容，
读者可以参看随书光盘相应程序中的函数UINT CSmsTraffic::SmsThread(LPVOID IParam)。
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