mmixer.c File Reference

#include "wdmaud.h"

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Functions
PVOID	Alloc (ULONG NumBytes)
MIXER_STATUS	Close (HANDLE hDevice)
VOID	Free (PVOID Block)
VOID	Copy (PVOID Src, PVOID Dst, ULONG NumBytes)
MIXER_STATUS	Open (IN LPWSTR DevicePath, OUT PHANDLE hDevice)
MIXER_STATUS	Control (IN HANDLE hMixer, IN ULONG dwIoControlCode, IN PVOID lpInBuffer, IN ULONG nInBufferSize, OUT PVOID lpOutBuffer, ULONG nOutBufferSize, PULONG lpBytesReturned)
MIXER_STATUS	Enum (IN PVOID EnumContext, IN ULONG DeviceIndex, OUT LPWSTR *DeviceName, OUT PHANDLE OutHandle, OUT PHANDLE OutKey)
MIXER_STATUS	OpenKey (IN HANDLE hKey, IN LPWSTR SubKey, IN ULONG DesiredAccess, OUT PHANDLE OutKey)
MIXER_STATUS	CloseKey (IN HANDLE hKey)
MIXER_STATUS	QueryKeyValue (IN HANDLE hKey, IN LPWSTR KeyName, OUT PVOID *ResultBuffer, OUT PULONG ResultLength, OUT PULONG KeyType)
PVOID	AllocEventData (IN ULONG ExtraSize)
VOID	FreeEventData (IN PVOID EventData)
VOID CALLBACK	EventCallback (IN PVOID MixerEventContext, IN HANDLE hMixer, IN ULONG NotificationType, IN ULONG Value)
NTSTATUS	WdmAudMixerInitialize (IN PDEVICE_OBJECT DeviceObject)
NTSTATUS	WdmAudMixerCapabilities (IN PDEVICE_OBJECT DeviceObject, IN PWDMAUD_DEVICE_INFO DeviceInfo, IN PWDMAUD_CLIENT ClientInfo, IN PWDMAUD_DEVICE_EXTENSION DeviceExtension)
NTSTATUS	WdmAudControlOpenMixer (IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp, IN PWDMAUD_DEVICE_INFO DeviceInfo, IN PWDMAUD_CLIENT ClientInfo)
NTSTATUS NTAPI	WdmAudGetControlDetails (IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp, IN PWDMAUD_DEVICE_INFO DeviceInfo, IN PWDMAUD_CLIENT ClientInfo)
NTSTATUS NTAPI	WdmAudGetLineInfo (IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp, IN PWDMAUD_DEVICE_INFO DeviceInfo, IN PWDMAUD_CLIENT ClientInfo)
NTSTATUS NTAPI	WdmAudGetLineControls (IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp, IN PWDMAUD_DEVICE_INFO DeviceInfo, IN PWDMAUD_CLIENT ClientInfo)
NTSTATUS NTAPI	WdmAudSetControlDetails (IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp, IN PWDMAUD_DEVICE_INFO DeviceInfo, IN PWDMAUD_CLIENT ClientInfo)
NTSTATUS NTAPI	WdmAudGetMixerEvent (IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp, IN PWDMAUD_DEVICE_INFO DeviceInfo, IN PWDMAUD_CLIENT ClientInfo)
ULONG	WdmAudGetMixerDeviceCount ()
ULONG	WdmAudGetWaveInDeviceCount ()
ULONG	WdmAudGetWaveOutDeviceCount ()
ULONG	WdmAudGetMidiInDeviceCount ()
ULONG	WdmAudGetMidiOutDeviceCount ()
NTSTATUS	WdmAudGetPnpNameByIndexAndType (IN ULONG DeviceIndex, IN SOUND_DEVICE_TYPE DeviceType, OUT LPWSTR *DevicePath)
NTSTATUS	WdmAudWaveCapabilities (IN PDEVICE_OBJECT DeviceObject, IN PWDMAUD_DEVICE_INFO DeviceInfo, IN PWDMAUD_CLIENT ClientInfo, IN PWDMAUD_DEVICE_EXTENSION DeviceExtension)
NTSTATUS	WdmAudMidiCapabilities (IN PDEVICE_OBJECT DeviceObject, IN PWDMAUD_DEVICE_INFO DeviceInfo, IN PWDMAUD_CLIENT ClientInfo, IN PWDMAUD_DEVICE_EXTENSION DeviceExtension)
MIXER_STATUS	CreatePinCallback (IN PVOID Ctx, IN ULONG VirtualDeviceId, IN ULONG PinId, IN HANDLE hFilter, IN PKSPIN_CONNECT PinConnect, IN ACCESS_MASK DesiredAccess, OUT PHANDLE PinHandle)
NTSTATUS	WdmAudControlOpenWave (IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp, IN PWDMAUD_DEVICE_INFO DeviceInfo, IN PWDMAUD_CLIENT ClientInfo)
NTSTATUS	WdmAudControlOpenMidi (IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp, IN PWDMAUD_DEVICE_INFO DeviceInfo, IN PWDMAUD_CLIENT ClientInfo)
Variables
MIXER_CONTEXT	MixerContext
GUID	CategoryGuid = {STATIC_KSCATEGORY_AUDIO}