mmsystem.c

这是一个开放源代码的与WINNT/WIN2K/WIN2003兼容的操作系统

/**************************************************************************
 * 				waveOutPrepareHeader	[MMSYSTEM.406]
 */
UINT16 WINAPI waveOutPrepareHeader16(HWAVEOUT16 hWaveOut,      /* [in] */
                                     SEGPTR lpsegWaveOutHdr,   /* [???] */
				     UINT16 uSize)             /* [in] */
{
    LPWINE_MLD		wmld;
    LPWAVEHDR		lpWaveOutHdr = MapSL(lpsegWaveOutHdr);

    TRACE("(%04X, %08lx, %u);\n", hWaveOut, lpsegWaveOutHdr, uSize);

    if (lpWaveOutHdr == NULL) return MMSYSERR_INVALPARAM;

    if ((wmld = MMDRV_Get(HWAVEOUT_32(hWaveOut), MMDRV_WAVEOUT, FALSE)) == NULL)
	return MMSYSERR_INVALHANDLE;

    return MMDRV_Message(wmld, WODM_PREPARE, lpsegWaveOutHdr, uSize, FALSE);
}

/**************************************************************************
 * 				waveOutUnprepareHeader	[MMSYSTEM.407]
 */
UINT16 WINAPI waveOutUnprepareHeader16(HWAVEOUT16 hWaveOut,       /* [in] */
				       SEGPTR lpsegWaveOutHdr,    /* [???] */
				       UINT16 uSize)              /* [in] */
{
    LPWINE_MLD		wmld;
    LPWAVEHDR		lpWaveOutHdr = MapSL(lpsegWaveOutHdr);

    TRACE("(%04X, %08lx, %u);\n", hWaveOut, lpsegWaveOutHdr, uSize);

    if (!(lpWaveOutHdr->dwFlags & WHDR_PREPARED)) {
	return MMSYSERR_NOERROR;
    }

    if ((wmld = MMDRV_Get(HWAVEOUT_32(hWaveOut), MMDRV_WAVEOUT, FALSE)) == NULL)
	return MMSYSERR_INVALHANDLE;

    return MMDRV_Message(wmld, WODM_UNPREPARE, lpsegWaveOutHdr, uSize, FALSE);
}

/**************************************************************************
 * 				waveOutWrite		[MMSYSTEM.408]
 */
UINT16 WINAPI waveOutWrite16(HWAVEOUT16 hWaveOut,       /* [in] */
			     LPWAVEHDR lpsegWaveOutHdr, /* [???] NOTE: SEGPTR */
			     UINT16 uSize)              /* [in] */
{
    LPWINE_MLD		wmld;

    TRACE("(%04X, %p, %u);\n", hWaveOut, lpsegWaveOutHdr, uSize);

    if ((wmld = MMDRV_Get(HWAVEOUT_32(hWaveOut), MMDRV_WAVEOUT, FALSE)) == NULL)
	return MMSYSERR_INVALHANDLE;

    return MMDRV_Message(wmld, WODM_WRITE, (DWORD_PTR)lpsegWaveOutHdr, uSize, FALSE);
}

/**************************************************************************
 * 				waveOutBreakLoop	[MMSYSTEM.419]
 */
UINT16 WINAPI waveOutBreakLoop16(HWAVEOUT16 hWaveOut16)
{
    DWORD	level;
    UINT16	ret;

    ReleaseThunkLock(&level);
    ret = waveOutBreakLoop(HWAVEOUT_32(hWaveOut16));
    RestoreThunkLock(level);
    return ret;
}

/**************************************************************************
 * 				waveOutPause		[MMSYSTEM.409]
 */
UINT16 WINAPI waveOutPause16(HWAVEOUT16 hWaveOut16)
{
    DWORD	level;
    UINT16	ret;

    ReleaseThunkLock(&level);
    ret = waveOutPause(HWAVEOUT_32(hWaveOut16));
    RestoreThunkLock(level);
    return ret;
}

/**************************************************************************
 * 				waveOutReset		[MMSYSTEM.411]
 */
UINT16 WINAPI waveOutReset16(HWAVEOUT16 hWaveOut16)
{
    DWORD	level;
    UINT16	ret;

    ReleaseThunkLock(&level);
    ret = waveOutReset(HWAVEOUT_32(hWaveOut16));
    RestoreThunkLock(level);
    return ret;
}

/**************************************************************************
 * 				waveOutRestart	[MMSYSTEM.410]
 */
UINT16 WINAPI waveOutRestart16(HWAVEOUT16 hWaveOut16)
{
    DWORD	level;
    UINT16	ret;

    ReleaseThunkLock(&level);
    ret = waveOutRestart(HWAVEOUT_32(hWaveOut16));
    RestoreThunkLock(level);
    return ret;
}

/**************************************************************************
 * 				waveOutGetPosition	[MMSYSTEM.412]
 */
UINT16 WINAPI waveOutGetPosition16(HWAVEOUT16 hWaveOut, LPMMTIME16 lpTime,
                                   UINT16 uSize)
{
    UINT	ret;
    MMTIME	mmt;

    mmt.wType = lpTime->wType;
    ret = waveOutGetPosition(HWAVEOUT_32(hWaveOut), &mmt, sizeof(mmt));
    MMSYSTEM_MMTIME32to16(lpTime, &mmt);
    return ret;
}

/**************************************************************************
 * 				waveOutGetPitch		[MMSYSTEM.413]
 */
UINT16 WINAPI waveOutGetPitch16(HWAVEOUT16 hWaveOut16, LPDWORD lpdw)
{
    return waveOutGetPitch(HWAVEOUT_32(hWaveOut16), lpdw);
}

/**************************************************************************
 * 				waveOutSetPitch		[MMSYSTEM.414]
 */
UINT16 WINAPI waveOutSetPitch16(HWAVEOUT16 hWaveOut16, DWORD dw)
{
    return waveOutSetPitch(HWAVEOUT_32(hWaveOut16), dw);
}

/**************************************************************************
 * 				waveOutGetPlaybackRate	[MMSYSTEM.417]
 */
UINT16 WINAPI waveOutGetPlaybackRate16(HWAVEOUT16 hWaveOut16, LPDWORD lpdw)
{
    return waveOutGetPlaybackRate(HWAVEOUT_32(hWaveOut16), lpdw);
}

/**************************************************************************
 * 				waveOutSetPlaybackRate	[MMSYSTEM.418]
 */
UINT16 WINAPI waveOutSetPlaybackRate16(HWAVEOUT16 hWaveOut16, DWORD dw)
{
    return waveOutSetPlaybackRate(HWAVEOUT_32(hWaveOut16), dw);
}

/**************************************************************************
 * 				waveOutGetVolume	[MMSYSTEM.415]
 */
UINT16 WINAPI waveOutGetVolume16(UINT16 devid, LPDWORD lpdw)
{
    return waveOutGetVolume(HWAVEOUT_32(devid), lpdw);
}

/**************************************************************************
 * 				waveOutSetVolume	[MMSYSTEM.416]
 */
UINT16 WINAPI waveOutSetVolume16(UINT16 devid, DWORD dw)
{
    return waveOutSetVolume(HWAVEOUT_32(devid), dw);
}

/**************************************************************************
 * 				waveOutGetID	 	[MMSYSTEM.420]
 */
UINT16 WINAPI waveOutGetID16(HWAVEOUT16 hWaveOut, UINT16* lpuDeviceID)
{
    LPWINE_MLD		wmld;

    TRACE("(%04X, %p);\n", hWaveOut, lpuDeviceID);

    if (lpuDeviceID == NULL) return MMSYSERR_INVALHANDLE;

    if ((wmld = MMDRV_Get(HWAVEOUT_32(hWaveOut), MMDRV_WAVEOUT, FALSE)) == NULL)
	return MMSYSERR_INVALHANDLE;

    *lpuDeviceID = wmld->uDeviceID;
    return 0;
}

/**************************************************************************
 * 				waveOutMessage 		[MMSYSTEM.421]
 */
DWORD WINAPI waveOutMessage16(HWAVEOUT16 hWaveOut, UINT16 uMessage,
                              DWORD dwParam1, DWORD dwParam2)
{
    LPWINE_MLD		wmld;

    TRACE("(%04x, %u, %ld, %ld)\n", hWaveOut, uMessage, dwParam1, dwParam2);

    if ((wmld = MMDRV_Get(HWAVEOUT_32(hWaveOut), MMDRV_WAVEOUT, FALSE)) == NULL) {
	if ((wmld = MMDRV_Get(HWAVEOUT_32(hWaveOut), MMDRV_WAVEOUT, TRUE)) != NULL) {
            if (uMessage == DRV_QUERYDRVENTRY || uMessage == DRV_QUERYDEVNODE)
                dwParam1 = (DWORD)MapSL(dwParam1);
	    return MMDRV_PhysicalFeatures(wmld, uMessage, dwParam1, dwParam2);
	}
	return MMSYSERR_INVALHANDLE;
    }

    /* from M$ KB */
    if (uMessage < DRVM_IOCTL || (uMessage >= DRVM_IOCTL_LAST && uMessage < DRVM_MAPPER))
	return MMSYSERR_INVALPARAM;

    return MMDRV_Message(wmld, uMessage, dwParam1, dwParam2, FALSE);
}

/**************************************************************************
 * 				waveInGetNumDevs 		[MMSYSTEM.501]
 */
UINT16 WINAPI waveInGetNumDevs16(void)
{
    return MMDRV_GetNum(MMDRV_WAVEIN);
}

/**************************************************************************
 * 				waveInGetDevCaps 		[MMSYSTEM.502]
 */
UINT16 WINAPI waveInGetDevCaps16(UINT16 uDeviceID, LPWAVEINCAPS16 lpCaps,
				 UINT16 uSize)
{
    WAVEINCAPSA	wicA;
    UINT	ret;

    if (lpCaps == NULL)	return MMSYSERR_INVALPARAM;

    ret = waveInGetDevCapsA(uDeviceID, &wicA, sizeof(wicA));
    if (ret == MMSYSERR_NOERROR) {
        WAVEINCAPS16 wic16;
        wic16.wMid           = wicA.wMid;
        wic16.wPid           = wicA.wPid;
        wic16.vDriverVersion = wicA.vDriverVersion;
        strcpy(wic16.szPname, wicA.szPname);
        wic16.dwFormats      = wicA.dwFormats;
        wic16.wChannels      = wicA.wChannels;
        memcpy(lpCaps, &wic16, min(uSize, sizeof(wic16)));
    }
    return ret;
}

/**************************************************************************
 * 				waveInOpen			[MMSYSTEM.504]
 */
UINT16 WINAPI waveInOpen16(HWAVEIN16* lphWaveIn, UINT16 uDeviceID,
                           const LPWAVEFORMATEX lpFormat, DWORD dwCallback,
                           DWORD dwInstance, DWORD dwFlags)
{
    HANDLE		hWaveIn;
    UINT		ret;

    /* since layout of WAVEFORMATEX is the same for 16/32 bits, we directly
     * call the 32 bit version
     * however, we need to promote correctly the wave mapper id
     * (0xFFFFFFFF and not 0x0000FFFF)
     */
    ret = WAVE_Open(&hWaveIn, (uDeviceID == (UINT16)-1) ? (UINT)-1 : uDeviceID,
                    MMDRV_WAVEIN, lpFormat, dwCallback, dwInstance, dwFlags, FALSE);

    if (lphWaveIn != NULL) *lphWaveIn = HWAVEIN_16(hWaveIn);
    return ret;
}

/**************************************************************************
 * 				waveInClose			[MMSYSTEM.505]
 */
UINT16 WINAPI waveInClose16(HWAVEIN16 hWaveIn)
{
    DWORD	level;
    UINT16	ret;

    ReleaseThunkLock(&level);
    ret = waveInClose(HWAVEIN_32(hWaveIn));
    RestoreThunkLock(level);
    return ret;
}

/**************************************************************************
 * 				waveInPrepareHeader		[MMSYSTEM.506]
 */
UINT16 WINAPI waveInPrepareHeader16(HWAVEIN16 hWaveIn,       /* [in] */
				    SEGPTR lpsegWaveInHdr,   /* [???] */
				    UINT16 uSize)            /* [in] */
{
    LPWINE_MLD		wmld;
    LPWAVEHDR		lpWaveInHdr = MapSL(lpsegWaveInHdr);
    UINT16		ret;

    TRACE("(%04X, %p, %u);\n", hWaveIn, lpWaveInHdr, uSize);

    if (lpWaveInHdr == NULL) return MMSYSERR_INVALHANDLE;
    if ((wmld = MMDRV_Get(HWAVEIN_32(hWaveIn), MMDRV_WAVEIN, FALSE)) == NULL)
	return MMSYSERR_INVALHANDLE;

    lpWaveInHdr->dwBytesRecorded = 0;

    ret = MMDRV_Message(wmld, WIDM_PREPARE, lpsegWaveInHdr, uSize, FALSE);
    return ret;
}

/**************************************************************************
 * 				waveInUnprepareHeader	[MMSYSTEM.507]
 */
UINT16 WINAPI waveInUnprepareHeader16(HWAVEIN16 hWaveIn,       /* [in] */
				      SEGPTR lpsegWaveInHdr,   /* [???] */
				      UINT16 uSize)            /* [in] */
{
    LPWINE_MLD		wmld;
    LPWAVEHDR		lpWaveInHdr = MapSL(lpsegWaveInHdr);

    TRACE("(%04X, %08lx, %u);\n", hWaveIn, lpsegWaveInHdr, uSize);

    if (lpWaveInHdr == NULL) return MMSYSERR_INVALPARAM;

    if (!(lpWaveInHdr->dwFlags & WHDR_PREPARED)) {
	return MMSYSERR_NOERROR;
    }

    if ((wmld = MMDRV_Get(HWAVEIN_32(hWaveIn), MMDRV_WAVEIN, FALSE)) == NULL)
	return MMSYSERR_INVALHANDLE;

    return MMDRV_Message(wmld, WIDM_UNPREPARE, lpsegWaveInHdr, uSize, FALSE);
}

/**************************************************************************
 * 				waveInAddBuffer		[MMSYSTEM.508]
 */
UINT16 WINAPI waveInAddBuffer16(HWAVEIN16 hWaveIn,       /* [in] */
				WAVEHDR* lpsegWaveInHdr, /* [???] NOTE: SEGPTR */
				UINT16 uSize)            /* [in] */
{
    LPWINE_MLD		wmld;

    TRACE("(%04X, %p, %u);\n", hWaveIn, lpsegWaveInHdr, uSize);

    if (lpsegWaveInHdr == NULL) return MMSYSERR_INVALPARAM;
    if ((wmld = MMDRV_Get(HWAVEIN_32(hWaveIn), MMDRV_WAVEIN, FALSE)) == NULL)
	return MMSYSERR_INVALHANDLE;

    return MMDRV_Message(wmld, WIDM_ADDBUFFER, (DWORD_PTR)lpsegWaveInHdr, uSize, FALSE);
}

/**************************************************************************
 * 				waveInReset		[MMSYSTEM.511]
 */
UINT16 WINAPI waveInReset16(HWAVEIN16 hWaveIn16)
{
    DWORD	level;
    UINT16	ret;

    ReleaseThunkLock(&level);
    ret = waveInReset(HWAVEIN_32(hWaveIn16));
    RestoreThunkLock(level);
    return ret;
}

/**************************************************************************
 * 				waveInStart		[MMSYSTEM.509]
 */
UINT16 WINAPI waveInStart16(HWAVEIN16 hWaveIn16)
{
    DWORD	level;
    UINT16	ret;

    ReleaseThunkLock(&level);
    ret = waveInStart(HWAVEIN_32(hWaveIn16));
    RestoreThunkLock(level);
    return ret;
}

/**************************************************************************
 * 				waveInStop		[MMSYSTEM.510]
 */
UINT16 WINAPI waveInStop16(HWAVEIN16 hWaveIn16)
{
    DWORD	level;
    UINT16	ret;

    ReleaseThunkLock(&level);
    ret = waveInStop(HWAVEIN_32(hWaveIn16));
    RestoreThunkLock(level);
    return ret;
}

/**************************************************************************
 * 				waveInGetPosition	[MMSYSTEM.512]
 */
UINT16 WINAPI waveInGetPosition16(HWAVEIN16 hWaveIn, LPMMTIME16 lpTime,
                                  UINT16 uSize)
{
    UINT	ret;
    MMTIME	mmt;

    mmt.wType = lpTime->wType;
    ret = waveInGetPosition(HWAVEIN_32(hWaveIn), &mmt, sizeof(mmt));
    MMSYSTEM_MMTIME32to16(lpTime, &mmt);
    return ret;
}

/**************************************************************************
 * 				waveInGetID			[MMSYSTEM.513]
 */
UINT16 WINAPI waveInGetID16(HWAVEIN16 hWaveIn, UINT16* lpuDeviceID)
{
    LPWINE_MLD		wmld;

    TRACE("(%04X, %p);\n", hWaveIn, lpuDeviceID);

    if (lpuDeviceID == NULL) return MMSYSERR_INVALHANDLE;