判断Pocket PC和Smartphone

bool IsSupportPhone(){    const DWORD    TAPI_API_LOW_VERSION = 0x00020000;    const DWORD    TAPI_API_HIGH_VERSION = 0x00020000;

    bool    bResult = false;

    HRESULT  hr = E_FAIL;    LRESULT  lResult = 0;    HLINEAPP hLineApp;    DWORD    dwNumDevs;  //number of line devices    DWORD    dwAPIVersion = TAPI_API_HIGH_VERSION;    LINEINITIALIZEEXPARAMS liep;

    DWORD dwTAPILineDeviceID;    const DWORD dwAddressID = 0;

    liep.dwTotalSize = sizeof(liep);    liep.dwOptions   = LINEINITIALIZEEXOPTION_USEEVENT;

    if(SUCCEEDED(lineInitializeEx(&hLineApp, 0, 0, TEXT("ExTapi_Lib"), &dwNumDevs, &dwAPIVersion, &liep)))    {        BYTE* pCapBuf = NULL;        DWORD dwCapBufSize = 512;        LINEEXTENSIONID  LineExtensionID;        LINEDEVCAPS*     pLineDevCaps = NULL;

        pCapBuf = new BYTE[dwCapBufSize];

        pLineDevCaps = (LINEDEVCAPS*)pCapBuf;        pLineDevCaps->dwTotalSize = dwCapBufSize;

        // Get TSP Line Device ID        dwTAPILineDeviceID = 0xffffffff;

        for (DWORD dwCurrentDevID = 0 ; dwCurrentDevID < dwNumDevs ; dwCurrentDevID++)        {            //ensure TAPI, service provider, and application are all using the same versions            if (0 == lineNegotiateAPIVersion(hLineApp, dwCurrentDevID, TAPI_API_LOW_VERSION, TAPI_API_HIGH_VERSION,                &dwAPIVersion, &LineExtensionID))            {                lResult = lineGetDevCaps(hLineApp, dwCurrentDevID, dwAPIVersion, 0, pLineDevCaps);

                //increase buffer size if too small to hold the device capabilities                if (dwCapBufSize < pLineDevCaps->dwNeededSize)                {                    delete[] pCapBuf;                    dwCapBufSize = pLineDevCaps->dwNeededSize;                    pCapBuf = new BYTE[dwCapBufSize];

                    pLineDevCaps = (LINEDEVCAPS*)pCapBuf;                    pLineDevCaps->dwTotalSize = dwCapBufSize;

                    lResult = lineGetDevCaps(hLineApp, dwCurrentDevID, dwAPIVersion, 0, pLineDevCaps);                }                //lResult of 0 means the device capabilities were successfully returned                if ((0 == lResult) &&                    (0 == _tcscmp((TCHAR*)((BYTE*)pLineDevCaps+pLineDevCaps->dwLineNameOffset), CELLTSP_LINENAME_STRING)))                {                    dwTAPILineDeviceID = dwCurrentDevID;                    bResult = true;                    break;                }            }         }

        delete [] pCapBuf;    }

    lineShutdown(hLineApp);

 

    return bResult;}