+++ /dev/null
-/*
- * PROJECT: ReactOS Sound System
- * LICENSE: GPL - See COPYING in the top level directory
- * FILE: dll/win32/wdmaud.drv/wdmaud.c
- *
- * PURPOSE: WDM Audio Driver (User-mode part)
- * PROGRAMMERS: Andrew Greenwood (silverblade@reactos.org)
- Johannes Anderwald
- *
- * NOTES: Looking for wodMessage & co? You won't find them here. Try
- * the MME Buddy library, which is where these routines are
- * actually implemented.
- *
- */
-
-#include "wdmaud.h"
-
-#include <stdio.h>
-
-#define KERNEL_DEVICE_NAME L"\\\\.\\wdmaud"
-
-HANDLE KernelHandle = INVALID_HANDLE_VALUE;
-DWORD OpenCount = 0;
-
-DWORD
-WINAPI
-MixerEventThreadRoutine(
- LPVOID Parameter)
-{
- HANDLE WaitObjects[2];
- DWORD dwResult;
- MMRESULT Result;
- WDMAUD_DEVICE_INFO DeviceInfo;
- PSOUND_DEVICE_INSTANCE Instance = (PSOUND_DEVICE_INSTANCE)Parameter;
-
- /* setup wait objects */
- WaitObjects[0] = Instance->hNotifyEvent;
- WaitObjects[1] = Instance->hStopEvent;
-
- /* zero device info */
- ZeroMemory(&DeviceInfo, sizeof(WDMAUD_DEVICE_INFO));
-
- DeviceInfo.hDevice = Instance->Handle;
- DeviceInfo.DeviceType = MIXER_DEVICE_TYPE;
-
- do
- {
- dwResult = WaitForMultipleObjects(2, WaitObjects, FALSE, INFINITE);
-
- if (dwResult == WAIT_OBJECT_0 + 1)
- {
- /* stop event was signalled */
- break;
- }
-
- do
- {
- Result = SyncOverlappedDeviceIoControl(KernelHandle,
- IOCTL_GET_MIXER_EVENT,
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- NULL);
-
- if (Result == MMSYSERR_NOERROR)
- {
- DriverCallback(Instance->WinMM.ClientCallback,
- HIWORD(Instance->WinMM.Flags),
- Instance->WinMM.Handle,
- DeviceInfo.u.MixerEvent.NotificationType,
- Instance->WinMM.ClientCallbackInstanceData,
- (DWORD_PTR)DeviceInfo.u.MixerEvent.Value,
- 0);
- }
- }while(Result == MMSYSERR_NOERROR);
- }while(TRUE);
-
- /* done */
- return 0;
-}
-
-MMRESULT
-WdmAudCleanupByLegacy()
-{
- if (KernelHandle != INVALID_HANDLE_VALUE)
- {
- CloseHandle(KernelHandle);
- KernelHandle = INVALID_HANDLE_VALUE;
- }
-
- return MMSYSERR_NOERROR;
-}
-
-MMRESULT
-WdmAudGetNumWdmDevsByLegacy(
- IN MMDEVICE_TYPE DeviceType,
- OUT DWORD* DeviceCount)
-{
- MMRESULT Result;
- WDMAUD_DEVICE_INFO DeviceInfo;
-
- VALIDATE_MMSYS_PARAMETER( KernelHandle != INVALID_HANDLE_VALUE );
- VALIDATE_MMSYS_PARAMETER( IS_VALID_SOUND_DEVICE_TYPE(DeviceType) );
- VALIDATE_MMSYS_PARAMETER( DeviceCount );
-
- ZeroMemory(&DeviceInfo, sizeof(WDMAUD_DEVICE_INFO));
- DeviceInfo.DeviceType = DeviceType;
-
- Result = SyncOverlappedDeviceIoControl(KernelHandle,
- IOCTL_GETNUMDEVS_TYPE,
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- NULL);
-
- if ( ! MMSUCCESS( Result ) )
- {
- SND_ERR(L"Call to IOCTL_GETNUMDEVS_TYPE failed\n");
- *DeviceCount = 0;
- return TranslateInternalMmResult(Result);
- }
-
- *DeviceCount = DeviceInfo.DeviceCount;
-
- return MMSYSERR_NOERROR;
-}
-
-MMRESULT
-WdmAudGetCapabilitiesByLegacy(
- IN PSOUND_DEVICE SoundDevice,
- IN DWORD DeviceId,
- OUT PVOID Capabilities,
- IN DWORD CapabilitiesSize)
-{
- MMRESULT Result;
- MMDEVICE_TYPE DeviceType;
- WDMAUD_DEVICE_INFO DeviceInfo;
-
- SND_ASSERT( SoundDevice );
- SND_ASSERT( Capabilities );
-
- Result = GetSoundDeviceType(SoundDevice, &DeviceType);
- SND_ASSERT( Result == MMSYSERR_NOERROR );
-
- if ( ! MMSUCCESS(Result) )
- return Result;
-
- SND_TRACE(L"WDMAUD - GetWdmDeviceCapabilities DeviceType %u DeviceId %u\n", DeviceType, DeviceId);
-
- ZeroMemory(&DeviceInfo, sizeof(WDMAUD_DEVICE_INFO));
- DeviceInfo.DeviceType = DeviceType;
- DeviceInfo.DeviceIndex = DeviceId;
-
- Result = SyncOverlappedDeviceIoControl(KernelHandle,
- IOCTL_GETCAPABILITIES,
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- NULL);
-
- if ( ! MMSUCCESS(Result) )
- {
- return TranslateInternalMmResult(Result);
- }
-
- /* This is pretty much a big hack right now */
- switch ( DeviceType )
- {
- case MIXER_DEVICE_TYPE:
- {
- LPMIXERCAPSW MixerCaps = (LPMIXERCAPSW) Capabilities;
-
- DeviceInfo.u.MixCaps.szPname[MAXPNAMELEN-1] = L'\0';
- CopyWideString(MixerCaps->szPname, DeviceInfo.u.MixCaps.szPname);
-
- MixerCaps->cDestinations = DeviceInfo.u.MixCaps.cDestinations;
- MixerCaps->fdwSupport = DeviceInfo.u.MixCaps.fdwSupport;
- MixerCaps->vDriverVersion = DeviceInfo.u.MixCaps.vDriverVersion;
- MixerCaps->wMid = DeviceInfo.u.MixCaps.wMid;
- MixerCaps->wPid = DeviceInfo.u.MixCaps.wPid;
- break;
- }
- case WAVE_OUT_DEVICE_TYPE :
- {
- LPWAVEOUTCAPSW WaveOutCaps = (LPWAVEOUTCAPSW) Capabilities;
-
- DeviceInfo.u.WaveOutCaps.szPname[MAXPNAMELEN-1] = L'\0';
- WaveOutCaps->wMid = DeviceInfo.u.WaveOutCaps.wMid;
- WaveOutCaps->wPid = DeviceInfo.u.WaveOutCaps.wPid;
-
- WaveOutCaps->vDriverVersion = DeviceInfo.u.WaveOutCaps.vDriverVersion;
- CopyWideString(WaveOutCaps->szPname, DeviceInfo.u.WaveOutCaps.szPname);
-
- WaveOutCaps->dwFormats = DeviceInfo.u.WaveOutCaps.dwFormats;
- WaveOutCaps->wChannels = DeviceInfo.u.WaveOutCaps.wChannels;
- WaveOutCaps->dwSupport = DeviceInfo.u.WaveOutCaps.dwSupport;
- break;
- }
- case WAVE_IN_DEVICE_TYPE :
- {
- LPWAVEINCAPSW WaveInCaps = (LPWAVEINCAPSW) Capabilities;
-
- DeviceInfo.u.WaveInCaps.szPname[MAXPNAMELEN-1] = L'\0';
-
- WaveInCaps->wMid = DeviceInfo.u.WaveInCaps.wMid;
- WaveInCaps->wPid = DeviceInfo.u.WaveInCaps.wPid;
-
- WaveInCaps->vDriverVersion = DeviceInfo.u.WaveInCaps.vDriverVersion;
- CopyWideString(WaveInCaps->szPname, DeviceInfo.u.WaveInCaps.szPname);
-
- WaveInCaps->dwFormats = DeviceInfo.u.WaveInCaps.dwFormats;
- WaveInCaps->wChannels = DeviceInfo.u.WaveInCaps.wChannels;
- WaveInCaps->wReserved1 = 0;
- break;
- }
- case MIDI_IN_DEVICE_TYPE :
- {
- LPMIDIINCAPSW MidiInCaps = (LPMIDIINCAPSW)Capabilities;
-
- DeviceInfo.u.MidiInCaps.szPname[MAXPNAMELEN-1] = L'\0';
-
- MidiInCaps->vDriverVersion = DeviceInfo.u.MidiInCaps.vDriverVersion;
- MidiInCaps->wMid = DeviceInfo.u.MidiInCaps.wMid;
- MidiInCaps->wPid = DeviceInfo.u.MidiInCaps.wPid;
- MidiInCaps->dwSupport = DeviceInfo.u.MidiInCaps.dwSupport;
-
- CopyWideString(MidiInCaps->szPname, DeviceInfo.u.MidiInCaps.szPname);
- break;
- }
- case MIDI_OUT_DEVICE_TYPE :
- {
- LPMIDIOUTCAPSW MidiOutCaps = (LPMIDIOUTCAPSW)Capabilities;
-
- DeviceInfo.u.MidiOutCaps.szPname[MAXPNAMELEN-1] = L'\0';
-
- MidiOutCaps->vDriverVersion = DeviceInfo.u.MidiOutCaps.vDriverVersion;
- MidiOutCaps->wMid = DeviceInfo.u.MidiOutCaps.wMid;
- MidiOutCaps->wPid = DeviceInfo.u.MidiOutCaps.wPid;
- MidiOutCaps->dwSupport = DeviceInfo.u.MidiOutCaps.dwSupport;
-
- CopyWideString(MidiOutCaps->szPname, DeviceInfo.u.MidiOutCaps.szPname);
- break;
- }
- }
-
- return MMSYSERR_NOERROR;
-}
-
-MMRESULT
-WdmAudOpenSoundDeviceByLegacy()
-{
- /* Only open this if it's not already open */
- if ( KernelHandle == INVALID_HANDLE_VALUE )
- {
- SND_TRACE(L"Opening wdmaud device\n");
- KernelHandle = CreateFileW(KERNEL_DEVICE_NAME,
- GENERIC_READ | GENERIC_WRITE,
- 0,
- NULL,
- OPEN_EXISTING,
- FILE_FLAG_OVERLAPPED,
- NULL);
- }
-
- if ( KernelHandle == INVALID_HANDLE_VALUE )
- return MMSYSERR_ERROR;
-
- ++ OpenCount;
-
- return MMSYSERR_NOERROR;
-}
-
-MMRESULT
-WdmAudCloseSoundDeviceByLegacy(
- IN struct _SOUND_DEVICE_INSTANCE* SoundDeviceInstance,
- IN PVOID Handle)
-{
- WDMAUD_DEVICE_INFO DeviceInfo;
- MMRESULT Result;
- MMDEVICE_TYPE DeviceType;
- PSOUND_DEVICE SoundDevice;
-
- Result = GetSoundDeviceFromInstance(SoundDeviceInstance, &SoundDevice);
-
- if ( ! MMSUCCESS(Result) )
- {
- return TranslateInternalMmResult(Result);
- }
-
- if ( OpenCount == 0 )
- {
- return MMSYSERR_NOERROR;
- }
-
- SND_ASSERT( KernelHandle != INVALID_HANDLE_VALUE );
-
- Result = GetSoundDeviceType(SoundDevice, &DeviceType);
- SND_ASSERT( Result == MMSYSERR_NOERROR );
-
- if (SoundDeviceInstance->Handle != (PVOID)KernelHandle)
- {
- ZeroMemory(&DeviceInfo, sizeof(WDMAUD_DEVICE_INFO));
-
- DeviceInfo.DeviceType = DeviceType;
- DeviceInfo.hDevice = SoundDeviceInstance->Handle;
-
- /* First stop the stream */
- if (DeviceType != MIXER_DEVICE_TYPE)
- {
- DeviceInfo.u.State = KSSTATE_PAUSE;
- SyncOverlappedDeviceIoControl(KernelHandle,
- IOCTL_SETDEVICE_STATE,
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- NULL);
-
- DeviceInfo.u.State = KSSTATE_ACQUIRE;
- SyncOverlappedDeviceIoControl(KernelHandle,
- IOCTL_SETDEVICE_STATE,
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- NULL);
-
-
- DeviceInfo.u.State = KSSTATE_STOP;
- SyncOverlappedDeviceIoControl(KernelHandle,
- IOCTL_SETDEVICE_STATE,
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- NULL);
- }
-
- SyncOverlappedDeviceIoControl(KernelHandle,
- IOCTL_CLOSE_WDMAUD,
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- NULL);
- }
-
- if (DeviceType == MIXER_DEVICE_TYPE)
- {
- SetEvent(SoundDeviceInstance->hStopEvent);
- CloseHandle(SoundDeviceInstance->hStopEvent);
- CloseHandle(SoundDeviceInstance->hNotifyEvent);
- }
-
- --OpenCount;
-
- if ( OpenCount < 1 )
- {
- CloseHandle(KernelHandle);
- KernelHandle = INVALID_HANDLE_VALUE;
- }
-
- return MMSYSERR_NOERROR;
-}
-
-MMRESULT
-WdmAudSetMixerDeviceFormatByLegacy(
- IN PSOUND_DEVICE_INSTANCE Instance,
- IN DWORD DeviceId,
- IN PWAVEFORMATEX WaveFormat,
- IN DWORD WaveFormatSize)
-{
- MMRESULT Result;
- WDMAUD_DEVICE_INFO DeviceInfo;
- HANDLE hThread;
-
- Instance->hNotifyEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
- if ( ! Instance->hNotifyEvent )
- return MMSYSERR_NOMEM;
-
- if (Instance->Handle != NULL)
- {
- /* device is already open */
- return MMSYSERR_NOERROR;
- }
-
- Instance->hStopEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
- if ( ! Instance->hStopEvent )
- return MMSYSERR_NOMEM;
-
- ZeroMemory(&DeviceInfo, sizeof(WDMAUD_DEVICE_INFO));
- DeviceInfo.DeviceType = MIXER_DEVICE_TYPE;
- DeviceInfo.DeviceIndex = DeviceId;
- DeviceInfo.u.hNotifyEvent = Instance->hNotifyEvent;
-
- Result = SyncOverlappedDeviceIoControl(KernelHandle,
- IOCTL_OPEN_WDMAUD,
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- NULL);
-
- if ( ! MMSUCCESS(Result) )
- {
- CloseHandle(Instance->hNotifyEvent);
- CloseHandle(Instance->hStopEvent);
- return TranslateInternalMmResult(Result);
- }
-
- hThread = CreateThread(NULL, 0, MixerEventThreadRoutine, (LPVOID)Instance, 0, NULL);
- if ( hThread )
- {
- CloseHandle(hThread);
- }
-
- /* Store sound device handle instance handle */
- Instance->Handle = (PVOID)DeviceInfo.hDevice;
-
- return MMSYSERR_NOERROR;
-}
-
-MMRESULT
-WdmAudSetWaveDeviceFormatByLegacy(
- IN PSOUND_DEVICE_INSTANCE Instance,
- IN DWORD DeviceId,
- IN PWAVEFORMATEX WaveFormat,
- IN DWORD WaveFormatSize)
-{
- MMRESULT Result;
- PSOUND_DEVICE SoundDevice;
- PVOID Identifier;
- WDMAUD_DEVICE_INFO DeviceInfo;
- MMDEVICE_TYPE DeviceType;
-
- Result = GetSoundDeviceFromInstance(Instance, &SoundDevice);
-
- if ( ! MMSUCCESS(Result) )
- {
- return TranslateInternalMmResult(Result);
- }
-
- Result = GetSoundDeviceIdentifier(SoundDevice, &Identifier);
-
- if ( ! MMSUCCESS(Result) )
- {
- return TranslateInternalMmResult(Result);
- }
-
- if (Instance->Handle != NULL)
- {
- /* device is already open */
- return MMSYSERR_NOERROR;
- }
-
- Result = GetSoundDeviceType(SoundDevice, &DeviceType);
-
- SND_ASSERT( Result == MMSYSERR_NOERROR );
-
- ZeroMemory(&DeviceInfo, sizeof(WDMAUD_DEVICE_INFO));
- DeviceInfo.DeviceType = DeviceType;
- DeviceInfo.DeviceIndex = DeviceId;
- DeviceInfo.u.WaveFormatEx.cbSize = sizeof(WAVEFORMATEX); //WaveFormat->cbSize;
- DeviceInfo.u.WaveFormatEx.wFormatTag = WaveFormat->wFormatTag;
-#ifdef USERMODE_MIXER
- DeviceInfo.u.WaveFormatEx.nChannels = 2;
- DeviceInfo.u.WaveFormatEx.nSamplesPerSec = 44100;
- DeviceInfo.u.WaveFormatEx.nBlockAlign = 4;
- DeviceInfo.u.WaveFormatEx.nAvgBytesPerSec = 176400;
- DeviceInfo.u.WaveFormatEx.wBitsPerSample = 16;
-#else
- DeviceInfo.u.WaveFormatEx.nChannels = WaveFormat->nChannels;
- DeviceInfo.u.WaveFormatEx.nSamplesPerSec = WaveFormat->nSamplesPerSec;
- DeviceInfo.u.WaveFormatEx.nBlockAlign = WaveFormat->nBlockAlign;
- DeviceInfo.u.WaveFormatEx.nAvgBytesPerSec = WaveFormat->nAvgBytesPerSec;
- DeviceInfo.u.WaveFormatEx.wBitsPerSample = WaveFormat->wBitsPerSample;
-#endif
-
- Result = SyncOverlappedDeviceIoControl(KernelHandle,
- IOCTL_OPEN_WDMAUD,
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- NULL);
-
- if ( ! MMSUCCESS(Result) )
- {
- return TranslateInternalMmResult(Result);
- }
-
- /* Store format */
- Instance->WaveFormatEx.cbSize = WaveFormat->cbSize;
- Instance->WaveFormatEx.wFormatTag = WaveFormat->wFormatTag;
- Instance->WaveFormatEx.nChannels = WaveFormat->nChannels;
- Instance->WaveFormatEx.nSamplesPerSec = WaveFormat->nSamplesPerSec;
- Instance->WaveFormatEx.nBlockAlign = WaveFormat->nBlockAlign;
- Instance->WaveFormatEx.nAvgBytesPerSec = WaveFormat->nAvgBytesPerSec;
- Instance->WaveFormatEx.wBitsPerSample = WaveFormat->wBitsPerSample;
-
- /* Store sound device handle instance handle */
- Instance->Handle = (PVOID)DeviceInfo.hDevice;
-
- /* Now determine framing requirements */
- Result = SyncOverlappedDeviceIoControl(KernelHandle,
- IOCTL_GETFRAMESIZE,
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- NULL);
-
- if ( MMSUCCESS(Result) )
- {
- if (DeviceInfo.u.FrameSize)
- {
- Instance->FrameSize = DeviceInfo.u.FrameSize * 2;
- Instance->BufferCount = WaveFormat->nAvgBytesPerSec / Instance->FrameSize;
- SND_TRACE(L"FrameSize %u BufferCount %u\n", Instance->FrameSize, Instance->BufferCount);
- }
- }
- else
- {
- // use a default of 100 buffers
- Instance->BufferCount = 100;
- }
-
- if (DeviceType == WAVE_OUT_DEVICE_TYPE)
- {
- /* Now start the stream */
- DeviceInfo.u.State = KSSTATE_RUN;
- SyncOverlappedDeviceIoControl(KernelHandle,
- IOCTL_SETDEVICE_STATE,
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- NULL);
- }
-
- return MMSYSERR_NOERROR;
-}
-
-MMRESULT
-WdmAudCommitWaveBufferByLegacy(
- IN PSOUND_DEVICE_INSTANCE SoundDeviceInstance,
- IN PVOID OffsetPtr,
- IN DWORD Length,
- IN PSOUND_OVERLAPPED Overlap,
- IN LPOVERLAPPED_COMPLETION_ROUTINE CompletionRoutine)
-{
- HANDLE Handle;
- MMRESULT Result;
- WDMAUD_DEVICE_INFO DeviceInfo;
- PSOUND_DEVICE SoundDevice;
- MMDEVICE_TYPE DeviceType;
- BOOL Ret;
-
- VALIDATE_MMSYS_PARAMETER( SoundDeviceInstance );
- VALIDATE_MMSYS_PARAMETER( OffsetPtr );
- VALIDATE_MMSYS_PARAMETER( Overlap );
- VALIDATE_MMSYS_PARAMETER( CompletionRoutine );
-
- GetSoundDeviceInstanceHandle(SoundDeviceInstance, &Handle);
- SND_ASSERT(Handle);
-
- Result = GetSoundDeviceFromInstance(SoundDeviceInstance, &SoundDevice);
-
- if ( ! MMSUCCESS(Result) )
- {
- return TranslateInternalMmResult(Result);
- }
-
- Result = GetSoundDeviceType(SoundDevice, &DeviceType);
- SND_ASSERT( Result == MMSYSERR_NOERROR );
-
- ZeroMemory(&DeviceInfo, sizeof(WDMAUD_DEVICE_INFO));
-
- DeviceInfo.Header.FrameExtent = Length;
- if (DeviceType == WAVE_OUT_DEVICE_TYPE)
- {
- DeviceInfo.Header.DataUsed = Length;
- }
- DeviceInfo.Header.Data = OffsetPtr;
- DeviceInfo.Header.Size = sizeof(WDMAUD_DEVICE_INFO);
- DeviceInfo.Header.PresentationTime.Numerator = 1;
- DeviceInfo.Header.PresentationTime.Denominator = 1;
- DeviceInfo.hDevice = Handle;
- DeviceInfo.DeviceType = DeviceType;
-
-
-
- Overlap->Standard.hEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
-
- if (DeviceType == WAVE_OUT_DEVICE_TYPE)
- {
- Ret = WriteFileEx(KernelHandle, &DeviceInfo, sizeof(WDMAUD_DEVICE_INFO), (LPOVERLAPPED)Overlap, CompletionRoutine);
- if (Ret)
- WaitForSingleObjectEx (KernelHandle, INFINITE, TRUE);
- }
- else if (DeviceType == WAVE_IN_DEVICE_TYPE)
- {
- Ret = ReadFileEx(KernelHandle, &DeviceInfo, sizeof(WDMAUD_DEVICE_INFO), (LPOVERLAPPED)Overlap, CompletionRoutine);
- //if (Ret)
- // WaitForSingleObjectEx (KernelHandle, INFINITE, TRUE);
- }
-
- return MMSYSERR_NOERROR;
-}
-
-
-
-MMRESULT
-WdmAudSetWaveStateByLegacy(
- IN struct _SOUND_DEVICE_INSTANCE* SoundDeviceInstance,
- IN BOOL bStart)
-{
- MMRESULT Result;
- PSOUND_DEVICE SoundDevice;
- WDMAUD_DEVICE_INFO DeviceInfo;
- MMDEVICE_TYPE DeviceType;
- HANDLE Handle;
-
- Result = GetSoundDeviceFromInstance(SoundDeviceInstance, &SoundDevice);
-
- if ( ! MMSUCCESS(Result) )
- {
- return TranslateInternalMmResult(Result);
- }
-
- Result = GetSoundDeviceType(SoundDevice, &DeviceType);
- SND_ASSERT( Result == MMSYSERR_NOERROR );
-
- Result = GetSoundDeviceInstanceHandle(SoundDeviceInstance, &Handle);
- SND_ASSERT( Result == MMSYSERR_NOERROR );
-
- ZeroMemory(&DeviceInfo, sizeof(WDMAUD_DEVICE_INFO));
- DeviceInfo.hDevice = Handle;
- DeviceInfo.DeviceType = DeviceType;
-
- if (bStart)
- DeviceInfo.u.State = KSSTATE_RUN;
- else
- DeviceInfo.u.State = KSSTATE_PAUSE;
- Result = SyncOverlappedDeviceIoControl(KernelHandle,
- IOCTL_SETDEVICE_STATE,
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- NULL);
-
- return Result;
-}
-
-MMRESULT
-WdmAudGetDeviceInterfaceStringByLegacy(
- IN MMDEVICE_TYPE DeviceType,
- IN DWORD DeviceId,
- IN LPWSTR Interface,
- IN DWORD InterfaceLength,
- OUT DWORD * InterfaceSize)
-{
- WDMAUD_DEVICE_INFO DeviceInfo;
- MMRESULT Result;
-
- ZeroMemory(&DeviceInfo, sizeof(WDMAUD_DEVICE_INFO));
- DeviceInfo.DeviceType = DeviceType;
- DeviceInfo.DeviceIndex = DeviceId;
-
-
- Result = SyncOverlappedDeviceIoControl(KernelHandle,
- IOCTL_QUERYDEVICEINTERFACESTRING,
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- NULL);
-
-
- if ( ! MMSUCCESS(Result) )
- {
- return TranslateInternalMmResult(Result);
- }
-
-
- if (!Interface)
- {
- SND_ASSERT(InterfaceSize);
-
- *InterfaceSize = DeviceInfo.u.Interface.DeviceInterfaceStringSize;
- return MMSYSERR_NOERROR;
- }
-
- if (InterfaceLength < DeviceInfo.u.Interface.DeviceInterfaceStringSize)
- {
- /* buffer is too small */
- return MMSYSERR_MOREDATA;
- }
-
- DeviceInfo.u.Interface.DeviceInterfaceStringSize = InterfaceLength;
- DeviceInfo.u.Interface.DeviceInterfaceString = Interface;
-
- Result = SyncOverlappedDeviceIoControl(KernelHandle,
- IOCTL_QUERYDEVICEINTERFACESTRING,
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- NULL);
-
- if ( MMSUCCESS(Result) && InterfaceLength > 2)
- {
- Interface[1] = L'\\';
- Interface[InterfaceLength-1] = L'\0';
- }
-
- return Result;
-}
-
-MMRESULT
-WdmAudGetWavePositionByLegacy(
- IN struct _SOUND_DEVICE_INSTANCE* SoundDeviceInstance,
- IN MMTIME* Time)
-{
- MMRESULT Result;
- PSOUND_DEVICE SoundDevice;
- WDMAUD_DEVICE_INFO DeviceInfo;
- MMDEVICE_TYPE DeviceType;
- HANDLE Handle;
-
- Result = GetSoundDeviceFromInstance(SoundDeviceInstance, &SoundDevice);
-
- if ( ! MMSUCCESS(Result) )
- {
- return TranslateInternalMmResult(Result);
- }
-
- Result = GetSoundDeviceType(SoundDevice, &DeviceType);
- SND_ASSERT( Result == MMSYSERR_NOERROR );
-
- Result = GetSoundDeviceInstanceHandle(SoundDeviceInstance, &Handle);
- SND_ASSERT( Result == MMSYSERR_NOERROR );
-
- ZeroMemory(&DeviceInfo, sizeof(WDMAUD_DEVICE_INFO));
- DeviceInfo.hDevice = Handle;
- DeviceInfo.DeviceType = DeviceType;
-
- Result = SyncOverlappedDeviceIoControl(KernelHandle,
- IOCTL_OPEN_WDMAUD,
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- NULL);
-
- if ( ! MMSUCCESS(Result) )
- {
- return TranslateInternalMmResult(Result);
- }
-
- Time->wType = TIME_BYTES;
- Time->u.cb = (DWORD)DeviceInfo.u.Position;
-
- return MMSYSERR_NOERROR;
-}
-
-
-MMRESULT
-WdmAudResetStreamByLegacy(
- IN struct _SOUND_DEVICE_INSTANCE* SoundDeviceInstance,
- IN MMDEVICE_TYPE DeviceType,
- IN BOOLEAN bStartReset)
-{
- MMRESULT Result;
- HANDLE Handle;
- WDMAUD_DEVICE_INFO DeviceInfo;
-
- Result = GetSoundDeviceInstanceHandle(SoundDeviceInstance, &Handle);
- SND_ASSERT( Result == MMSYSERR_NOERROR );
-
- ZeroMemory(&DeviceInfo, sizeof(WDMAUD_DEVICE_INFO));
- DeviceInfo.hDevice = Handle;
- DeviceInfo.DeviceType = DeviceType;
- DeviceInfo.u.ResetStream = (bStartReset ? KSRESET_BEGIN : KSRESET_END);
-
- Result = SyncOverlappedDeviceIoControl(KernelHandle,
- IOCTL_RESET_STREAM,
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- NULL);
- return Result;
-}
-
-MMRESULT
-WdmAudQueryMixerInfoByLegacy(
- IN struct _SOUND_DEVICE_INSTANCE* SoundDeviceInstance,
- IN UINT uMsg,
- IN LPVOID Parameter,
- IN DWORD Flags)
-{
- MMRESULT Result;
- WDMAUD_DEVICE_INFO DeviceInfo;
- HANDLE Handle;
- DWORD IoControlCode;
- LPMIXERLINEW MixLine;
- LPMIXERLINECONTROLSW MixControls;
- LPMIXERCONTROLDETAILS MixDetails;
-
- SND_TRACE(L"uMsg %x Flags %x\n", uMsg, Flags);
-
- Result = GetSoundDeviceInstanceHandle(SoundDeviceInstance, &Handle);
- SND_ASSERT( Result == MMSYSERR_NOERROR );
-
- ZeroMemory(&DeviceInfo, sizeof(WDMAUD_DEVICE_INFO));
- DeviceInfo.hDevice = Handle;
- DeviceInfo.DeviceType = MIXER_DEVICE_TYPE;
- DeviceInfo.Flags = Flags;
-
- MixLine = (LPMIXERLINEW)Parameter;
- MixControls = (LPMIXERLINECONTROLSW)Parameter;
- MixDetails = (LPMIXERCONTROLDETAILS)Parameter;
-
- switch(uMsg)
- {
- case MXDM_GETLINEINFO:
- RtlCopyMemory(&DeviceInfo.u.MixLine, MixLine, sizeof(MIXERLINEW));
- IoControlCode = IOCTL_GETLINEINFO;
- break;
- case MXDM_GETLINECONTROLS:
- RtlCopyMemory(&DeviceInfo.u.MixControls, MixControls, sizeof(MIXERLINECONTROLSW));
- IoControlCode = IOCTL_GETLINECONTROLS;
- break;
- case MXDM_SETCONTROLDETAILS:
- RtlCopyMemory(&DeviceInfo.u.MixDetails, MixDetails, sizeof(MIXERCONTROLDETAILS));
- IoControlCode = IOCTL_SETCONTROLDETAILS;
- break;
- case MXDM_GETCONTROLDETAILS:
- RtlCopyMemory(&DeviceInfo.u.MixDetails, MixDetails, sizeof(MIXERCONTROLDETAILS));
- IoControlCode = IOCTL_GETCONTROLDETAILS;
- break;
- default:
- SND_ASSERT(0);
- return MMSYSERR_NOTSUPPORTED;
- }
-
- Result = SyncOverlappedDeviceIoControl(KernelHandle,
- IoControlCode,
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- (LPVOID) &DeviceInfo,
- sizeof(WDMAUD_DEVICE_INFO),
- NULL);
-
- if ( ! MMSUCCESS(Result) )
- {
- return Result;
- }
-
- switch(uMsg)
- {
- case MXDM_GETLINEINFO:
- {
- RtlCopyMemory(MixLine, &DeviceInfo.u.MixLine, sizeof(MIXERLINEW));
- break;
- }
- }
-
- return Result;
-}