propset.c

一个类似windows

	 IsEqualGUID( &ppd->DeviceId , &DSDEVID_DefaultVoicePlayback) ) {
	ULONG wod;
	unsigned int wodn;
        if (IsEqualGUID( &ppd->DeviceId , &DSDEVID_DefaultPlayback) )
            TRACE("DSDEVID_DefaultPlayback\n");
        else
            TRACE("DSDEVID_DefaultVoicePlayback\n");
	ppd->DataFlow = DIRECTSOUNDDEVICE_DATAFLOW_RENDER;
	wodn = waveOutGetNumDevs();
	for (wod = 0; wod < wodn; wod++) {
            if (IsEqualGUID( &dev_guid, &DSOUND_renderer_guids[wod] ) ) {
                DSDRIVERDESC desc;
                ppd->WaveDeviceId = wod;
                err = mmErr(WineWaveOutMessage((HWAVEOUT)wod,DRV_QUERYDSOUNDDESC,(DWORD_PTR)&(desc),0));
                if (err == DS_OK) {
                    PIDSDRIVER drv = NULL;
                    /* FIXME: this is a memory leak */
                    CHAR * szDescription = HeapAlloc(GetProcessHeap(),0,strlen(desc.szDesc) + 1);
                    CHAR * szModule = HeapAlloc(GetProcessHeap(),0,strlen(desc.szDrvname) + 1);
                    CHAR * szInterface = HeapAlloc(GetProcessHeap(),0,strlen("Interface") + 1);

                    if (szDescription && szModule && szInterface) {
                        strcpy(szDescription, desc.szDesc);
                        strcpy(szModule, desc.szDrvname);
                        strcpy(szInterface, "Interface");

                        ppd->Description = szDescription;
                        ppd->Module = szModule;
                        ppd->Interface = szInterface;
                        err = mmErr(WineWaveOutMessage((HWAVEOUT)wod, DRV_QUERYDSOUNDIFACE, (DWORD_PTR)&drv, 0));
                        if (err == DS_OK && drv)
                            ppd->Type = DIRECTSOUNDDEVICE_TYPE_VXD;
                        else
                            WARN("WineWaveOutMessage(DRV_QUERYDSOUNDIFACE) failed\n");
                        break;
		    } else {
                        WARN("no memory\n");
                        HeapFree(GetProcessHeap(), 0, szDescription);
                        HeapFree(GetProcessHeap(), 0, szModule);
                        HeapFree(GetProcessHeap(), 0, szInterface);
                        return E_OUTOFMEMORY;
		    }
                } else {
                    WARN("WineWaveOutMessage(DRV_QUERYDSOUNDDESC) failed\n");
                    return E_PROP_ID_UNSUPPORTED;
		}
            }
	}
    } else if (IsEqualGUID( &ppd->DeviceId , &DSDEVID_DefaultCapture) ||
	       IsEqualGUID( &ppd->DeviceId , &DSDEVID_DefaultVoiceCapture) ) {
	ULONG wid;
	unsigned int widn;
        if (IsEqualGUID( &ppd->DeviceId , &DSDEVID_DefaultCapture) )
            TRACE("DSDEVID_DefaultCapture\n");
        else
            TRACE("DSDEVID_DefaultVoiceCapture\n");
	ppd->DataFlow = DIRECTSOUNDDEVICE_DATAFLOW_CAPTURE;
	widn = waveInGetNumDevs();
	for (wid = 0; wid < widn; wid++) {
            if (IsEqualGUID( &dev_guid, &DSOUND_capture_guids[wid] ) ) {
                DSDRIVERDESC desc;
                ppd->WaveDeviceId = wid;
                err = mmErr(WineWaveInMessage((HWAVEIN)wid,DRV_QUERYDSOUNDDESC,(DWORD_PTR)&(desc),0));
                if (err == DS_OK) {
                    PIDSCDRIVER drv;
                    /* FIXME: this is a memory leak */
                    CHAR * szDescription = HeapAlloc(GetProcessHeap(),0,strlen(desc.szDesc) + 1);
                    CHAR * szModule = HeapAlloc(GetProcessHeap(),0,strlen(desc.szDrvname) + 1);
                    CHAR * szInterface = HeapAlloc(GetProcessHeap(),0,strlen("Interface") + 1);

                    if (szDescription && szModule && szInterface) {
                        strcpy(szDescription, desc.szDesc);
                        strcpy(szModule, desc.szDrvname);
                        strcpy(szInterface, "Interface");

                        ppd->Description = szDescription;
                        ppd->Module = szModule;
                        ppd->Interface = szInterface;
                        err = mmErr(WineWaveInMessage((HWAVEIN)wid,DRV_QUERYDSOUNDIFACE,(DWORD_PTR)&drv,0));
                        if (err == DS_OK && drv)
                            ppd->Type = DIRECTSOUNDDEVICE_TYPE_VXD;
                        else
                            WARN("WineWaveInMessage(DRV_QUERYDSOUNDIFACE) failed\n");
                        break;
		    } else {
                        WARN("no memory\n");
                        HeapFree(GetProcessHeap(), 0, szDescription);
                        HeapFree(GetProcessHeap(), 0, szModule);
                        HeapFree(GetProcessHeap(), 0, szInterface);
                        return E_OUTOFMEMORY;
		    }
                } else {
                    WARN("WineWaveInMessage(DRV_QUERYDSOUNDDESC) failed\n");
                    return E_PROP_ID_UNSUPPORTED;
		}
            }
	}
    } else {
	BOOL found = FALSE;
	ULONG wod;
	unsigned int wodn;
	/* given specific device so try the render devices first */
        TRACE("Checking renderer devices\n");
	wodn = waveOutGetNumDevs();
	for (wod = 0; wod < wodn; wod++) {
            if (IsEqualGUID( &ppd->DeviceId, &DSOUND_renderer_guids[wod] ) ) {
                DSDRIVERDESC desc;
                TRACE("DSOUND_renderer_guids[%ld]\n", wod);
                ppd->DataFlow = DIRECTSOUNDDEVICE_DATAFLOW_RENDER;
                ppd->WaveDeviceId = wod;
                err = mmErr(WineWaveOutMessage((HWAVEOUT)wod,DRV_QUERYDSOUNDDESC,(DWORD_PTR)&(desc),0));
                if (err == DS_OK) {
                    PIDSDRIVER drv = NULL;
                    /* FIXME: this is a memory leak */
                    CHAR * szDescription = HeapAlloc(GetProcessHeap(),0,strlen(desc.szDesc) + 1);
                    CHAR * szModule = HeapAlloc(GetProcessHeap(),0,strlen(desc.szDrvname) + 1);
                    CHAR * szInterface = HeapAlloc(GetProcessHeap(),0,strlen("Interface") + 1);

                    if (szDescription && szModule && szInterface) {
			strcpy(szDescription, desc.szDesc);
			strcpy(szModule, desc.szDrvname);
			strcpy(szInterface, "Interface");

			ppd->Description = szDescription;
			ppd->Module = szModule;
			ppd->Interface = szInterface;
			err = mmErr(WineWaveOutMessage((HWAVEOUT)wod, DRV_QUERYDSOUNDIFACE, (DWORD_PTR)&drv, 0));
			if (err == DS_OK && drv)
				ppd->Type = DIRECTSOUNDDEVICE_TYPE_VXD;
                        else
                            WARN("WineWaveOutMessage(DRV_QUERYDSOUNDIFACE) failed\n");
			found = TRUE;
			break;
		    } else {
                        WARN("no memory\n");
                        HeapFree(GetProcessHeap(), 0, szDescription);
                        HeapFree(GetProcessHeap(), 0, szModule);
                        HeapFree(GetProcessHeap(), 0, szInterface);
                        return E_OUTOFMEMORY;
		    }
                } else {
                    WARN("WineWaveOutMessage(DRV_QUERYDSOUNDDESC) failed\n");
                    return E_PROP_ID_UNSUPPORTED;
		}
            }
        }

        if (found == FALSE) {
            ULONG wid;
            unsigned int widn;
            TRACE("Checking capture devices\n");
            ppd->DataFlow = DIRECTSOUNDDEVICE_DATAFLOW_CAPTURE;
            widn = waveInGetNumDevs();
            for (wid = 0; wid < widn; wid++) {
                if (IsEqualGUID( &ppd->DeviceId, &DSOUND_capture_guids[wid] ) ) {
                    DSDRIVERDESC desc;
                    TRACE("DSOUND_capture_guids[%ld]\n", wid);
                    ppd->WaveDeviceId = wid;
                    err = mmErr(WineWaveInMessage((HWAVEIN)wid,DRV_QUERYDSOUNDDESC,(DWORD_PTR)&(desc),0));
                    if (err == DS_OK) {
                        PIDSCDRIVER drv;
                        /* FIXME: this is a memory leak */
                        CHAR * szDescription = HeapAlloc(GetProcessHeap(),0,strlen(desc.szDesc) + 1);
                        CHAR * szModule = HeapAlloc(GetProcessHeap(),0,strlen(desc.szDrvname) + 1);
                        CHAR * szInterface = HeapAlloc(GetProcessHeap(),0,strlen("Interface") + 1);

                        if (szDescription && szModule && szInterface) {
                            strcpy(szDescription, desc.szDesc);
                            strcpy(szModule, desc.szDrvname);
                            strcpy(szInterface, "Interface");

                            ppd->Description = szDescription;
                            ppd->Module = szModule;
                            ppd->Interface = szInterface;
                            err = mmErr(WineWaveInMessage((HWAVEIN)wid,DRV_QUERYDSOUNDIFACE,(DWORD_PTR)&drv,0));
                            if (err == DS_OK && drv)
                                ppd->Type = DIRECTSOUNDDEVICE_TYPE_VXD;
                            else
                                WARN("WineWaveInMessage(DRV_QUERYDSOUNDIFACE) failed\n");
                            found = TRUE;
                            break;
                        } else {
                            WARN("no memory\n");
                            HeapFree(GetProcessHeap(), 0, szDescription);
                            HeapFree(GetProcessHeap(), 0, szModule);
                            HeapFree(GetProcessHeap(), 0, szInterface);
                            return E_OUTOFMEMORY;
                        }
                    } else {
                        WARN("WineWaveInMessage(DRV_QUERYDSOUNDDESC) failed\n");
                        return E_PROP_ID_UNSUPPORTED;
                    }
                }
            }
	}

	if (found == FALSE) {
	    WARN("device not found\n");
	    return E_PROP_ID_UNSUPPORTED;
	}
    }

    if (pcbReturned) {
	*pcbReturned = cbPropData;
	TRACE("*pcbReturned=%ld\n", *pcbReturned);
    }

    return S_OK;
}

static HRESULT WINAPI DSPROPERTY_DescriptionW(
    REFGUID guidPropSet,
    LPVOID pPropData,
    ULONG cbPropData,
    PULONG pcbReturned )
{
    PDSPROPERTY_DIRECTSOUNDDEVICE_DESCRIPTION_W_DATA ppd = (PDSPROPERTY_DIRECTSOUNDDEVICE_DESCRIPTION_W_DATA) pPropData;
    HRESULT err;
    GUID dev_guid;
    TRACE("(guidPropSet=%s,pPropData=%p,cbPropData=%ld,pcbReturned=%p)\n",
	debugstr_guid(guidPropSet),pPropData,cbPropData,pcbReturned);

    TRACE("DeviceId=%s\n",debugstr_guid(&ppd->DeviceId));
    if ( IsEqualGUID( &ppd->DeviceId , &GUID_NULL) ) {
	/* default device of type specified by ppd->DataFlow */
	if (ppd->DataFlow == DIRECTSOUNDDEVICE_DATAFLOW_CAPTURE) {
	    TRACE("DataFlow=DIRECTSOUNDDEVICE_DATAFLOW_CAPTURE\n");
	} else if (ppd->DataFlow == DIRECTSOUNDDEVICE_DATAFLOW_RENDER) {
	    TRACE("DataFlow=DIRECTSOUNDDEVICE_DATAFLOW_RENDER\n");
	} else {
	    TRACE("DataFlow=Unknown(%d)\n", ppd->DataFlow);
	}
	FIXME("(guidPropSet=%s,pPropData=%p,cbPropData=%ld,pcbReturned=%p) GUID_NULL not implemented!\n",
	    debugstr_guid(guidPropSet),pPropData,cbPropData,pcbReturned);
	return E_PROP_ID_UNSUPPORTED;
    }

    ppd->Type = DIRECTSOUNDDEVICE_TYPE_EMULATED;
    GetDeviceID(&ppd->DeviceId, &dev_guid);

    if ( IsEqualGUID( &ppd->DeviceId , &DSDEVID_DefaultPlayback) ||
	 IsEqualGUID( &ppd->DeviceId , &DSDEVID_DefaultVoicePlayback) ) {
	ULONG wod;
	unsigned int wodn;
        if (IsEqualGUID( &ppd->DeviceId , &DSDEVID_DefaultPlayback) )
            TRACE("DSDEVID_DefaultPlayback\n");
        else
            TRACE("DSDEVID_DefaultVoicePlayback\n");
	ppd->DataFlow = DIRECTSOUNDDEVICE_DATAFLOW_RENDER;
	wodn = waveOutGetNumDevs();
	for (wod = 0; wod < wodn; wod++) {
            if (IsEqualGUID( &dev_guid, &DSOUND_renderer_guids[wod] ) ) {
                DSDRIVERDESC desc;
                TRACE("DSOUND_renderer_guids[%ld]\n", wod);
                ppd->WaveDeviceId = wod;
                err = mmErr(WineWaveOutMessage((HWAVEOUT)wod,DRV_QUERYDSOUNDDESC,(DWORD_PTR)&(desc),0));
                if (err == DS_OK) {
                    PIDSDRIVER drv = NULL;
                    /* FIXME: this is a memory leak */
                    WCHAR * wDescription = HeapAlloc(GetProcessHeap(),0,0x200);
                    WCHAR * wModule = HeapAlloc(GetProcessHeap(),0,0x200);
                    WCHAR * wInterface = HeapAlloc(GetProcessHeap(),0,0x200);

                    if (wDescription && wModule && wInterface) {
                        MultiByteToWideChar( CP_ACP, 0, desc.szDesc, -1, wDescription, 0x100  );
                        MultiByteToWideChar( CP_ACP, 0, desc.szDrvname, -1, wModule, 0x100 );
                        MultiByteToWideChar( CP_ACP, 0, "Interface", -1, wInterface, 0x100 );

                        ppd->Description = wDescription;
                        ppd->Module = wModule;
                        ppd->Interface = wInterface;
                        err = mmErr(WineWaveOutMessage((HWAVEOUT)wod, DRV_QUERYDSOUNDIFACE, (DWORD_PTR)&drv, 0));
                        if (err == DS_OK && drv)
                            ppd->Type = DIRECTSOUNDDEVICE_TYPE_VXD;
                        else
                            WARN("WineWaveOutMessage(DRV_QUERYDSOUNDIFACE) failed\n");
                        break;
		    } else {
                        WARN("no memory\n");
                        HeapFree(GetProcessHeap(), 0, wDescription);
                        HeapFree(GetProcessHeap(), 0, wModule);
                        HeapFree(GetProcessHeap(), 0, wInterface);
                        return E_OUTOFMEMORY;
		    }
                } else {
                    WARN("WineWaveOutMessage(DRV_QUERYDSOUNDDESC) failed\n");
                    return E_PROP_ID_UNSUPPORTED;
		}
            }
	}
    } else if (IsEqualGUID( &ppd->DeviceId , &DSDEVID_DefaultCapture) ||
	       IsEqualGUID( &ppd->DeviceId , &DSDEVID_DefaultVoiceCapture) ) {
	ULONG wid;
	unsigned int widn;
        if (IsEqualGUID( &ppd->DeviceId , &DSDEVID_DefaultCapture))
            TRACE("DSDEVID_DefaultCapture\n");
        else
            TRACE("DSDEVID_DefaultVoiceCapture\n");
	ppd->DataFlow = DIRECTSOUNDDEVICE_DATAFLOW_CAPTURE;
	widn = waveInGetNumDevs();
	for (wid = 0; wid < widn; wid++) {
            if (IsEqualGUID( &dev_guid, &DSOUND_capture_guids[wid] ) ) {
                DSDRIVERDESC desc;
                ppd->WaveDeviceId = wid;