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- Handle IRP_MN_QUERY_PNP_DEVICE_STATE

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- Implement opening KS_CATEGORY_AUDIO devices (used with extreme hack since opening sym link is not working atm)

svn path=/trunk/; revision=39535
This commit is contained in:
Johannes Anderwald 2009-02-10 16:28:24 +00:00
parent c727314ae8
commit 53d65bf17a
2 changed files with 125 additions and 13 deletions
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121
reactos/drivers/wdm/audio/sysaudio/main.c
View file

@ -16,9 +16,15 @@
//#include <dxsdk/mediaobj.h>
#include "sysaudio.h"
const GUID KSCATEGORY_AUDIO_DEVICE = {0xFBF6F530L, 0x07B9, 0x11D2, {0xA7, 0x1E, 0x00, 0x00, 0xF8, 0x00, 0x47, 0x88}};
const GUID KSCATEGORY_PREFERRED_WAVEOUT_DEVICE = {0xD6C5066EL, 0x72C1, 0x11D2, {0x97, 0x55, 0x00, 0x00, 0xF8, 0x00, 0x47, 0x88}};
const GUID KSCATEGORY_PREFERRED_WAVEIN_DEVICE = {0xD6C50671L, 0x72C1, 0x11D2, {0x97, 0x55, 0x00, 0x00, 0xF8, 0x00, 0x47, 0x88}};
const GUID KSCATEGORY_PREFERRED_MIDIOUT_DEVICE = {0xD6C50674L, 0x72C1, 0x11D2, {0x97, 0x55, 0x00, 0x00, 0xF8, 0x00, 0x47, 0x88}};
const GUID KS_CATEGORY_AUDIO = {0x6994AD04L, 0x93EF, 0x11D0, {0xA3, 0xCC, 0x00, 0xA0, 0xC9, 0x22, 0x31, 0x96}};
const GUID GUID_DEVICE_INTERFACE_ARRIVAL = {0xCB3A4004L, 0x46F0, 0x11D0, {0xB0, 0x8F, 0x00, 0x60, 0x97, 0x13, 0x05, 0x3F}};
const GUID GUID_DEVICE_INTERFACE_REMOVAL = {0xCB3A4005L, 0x46F0, 0x11D0, {0xB0, 0x8F, 0x00, 0x60, 0x97, 0x13, 0x05, 0x3F}};
const GUID KS_CATEGORY_AUDIO = {0x6994AD04, 0x93EF, 0x11D0, {0xA3, 0xCC, 0x00, 0xA0, 0xC9, 0x22, 0x31, 0x96}};
VOID
NTAPI
SysAudio_Unload(IN PDRIVER_OBJECT DriverObject)
@ -53,6 +59,10 @@ SysAudio_Pnp(
IoDeleteSymbolicLink(&SymlinkName);
}
else if (IrpStack->MinorFunction == IRP_MN_QUERY_PNP_DEVICE_STATE)
{
Irp->IoStatus.Information |= PNP_DEVICE_NOT_DISABLEABLE;
}
return KsDefaultDispatchPnp(DeviceObject, Irp);
}
@ -63,10 +73,77 @@ DeviceInterfaceChangeCallback(
IN PVOID NotificationStructure,
IN PVOID Context)
{
DEVICE_INTERFACE_CHANGE_NOTIFICATION * Event = (DEVICE_INTERFACE_CHANGE_NOTIFICATION*)NotificationStructure;
DEVICE_INTERFACE_CHANGE_NOTIFICATION * Event;
SYSAUDIODEVEXT *DeviceExtension = (SYSAUDIODEVEXT*)Context;
NTSTATUS Status = STATUS_SUCCESS;
Event = (DEVICE_INTERFACE_CHANGE_NOTIFICATION*)NotificationStructure;
if (IsEqualGUIDAligned(&Event->Event,
&GUID_DEVICE_INTERFACE_ARRIVAL))
{
/* a new device has arrived */
PFILE_OBJECT FileObject = NULL;
PDEVICE_OBJECT DeviceObject = NULL;
UNICODE_STRING DeviceName;
PKSAUDIO_DEVICE_ENTRY DeviceEntry;
DeviceEntry = ExAllocatePool(NonPagedPool, sizeof(KSAUDIO_DEVICE_ENTRY));
if (!DeviceEntry)
return STATUS_INSUFFICIENT_RESOURCES;
if (!RtlCreateUnicodeString(&DeviceEntry->DeviceName, Event->SymbolicLinkName->Buffer))
{
ExFreePool(DeviceEntry);
return STATUS_INSUFFICIENT_RESOURCES;
}
#if 1 //HACK HACK HACK HACK HACK HACK HACK HACK HACK HACK HACK
RtlInitUnicodeString(&DeviceName, L"\\Device\\00000017");
#else
RtlInitUnicodeString(&DeviceName, Event->SymbolicLinkName->Buffer);
#endif
Status = IoGetDeviceObjectPointer(&DeviceName,
FILE_READ_DATA | FILE_WRITE_DATA,
&FileObject,
&DeviceObject);
if (!NT_SUCCESS(Status))
{
ExFreePool(DeviceEntry);
return Status;
}
DeviceEntry->DeviceObject = DeviceObject;
DeviceEntry->FileObject = FileObject;
InsertTailList(&DeviceExtension->KsAudioDeviceList, &DeviceEntry->Entry);
DeviceExtension->NumberOfKsAudioDevices++;
DPRINT1("Successfully opened audio device\n");
return Status;
}
else if (IsEqualGUIDAligned(&Event->Event,
&GUID_DEVICE_INTERFACE_REMOVAL))
{
DPRINT1("Remove interface to audio device!\n");
///FIXME
///
return STATUS_SUCCESS;
}
else
{
UNICODE_STRING EventName, InterfaceGuid;
RtlStringFromGUID(&Event->Event, &EventName);
RtlStringFromGUID(&Event->InterfaceClassGuid, &InterfaceGuid);
DPRINT1("Unknown event: Event %wZ GUID %wZ\n", &EventName, &InterfaceGuid);
return STATUS_SUCCESS;
}
DPRINT1("DeviceInterfaceChangeCallback called %p\n", Event);
return STATUS_SUCCESS;
}
NTSTATUS
@ -80,13 +157,6 @@ DispatchCreate(
return STATUS_SUCCESS;
}
const GUID KSCATEGORY_AUDIO_DEVICE = {0xFBF6F530L, 0x07B9, 0x11D2, {0xA7, 0x1E, 0x00, 0x00, 0xF8, 0x00, 0x47, 0x88}};
const GUID KSCATEGORY_PREFERRED_WAVEOUT_DEVICE = {0xD6C5066EL, 0x72C1, 0x11D2, {0x97, 0x55, 0x00, 0x00, 0xF8, 0x00, 0x47, 0x88}};
const GUID KSCATEGORY_PREFERRED_WAVEIN_DEVICE = {0xD6C50671L, 0x72C1, 0x11D2, {0x97, 0x55, 0x00, 0x00, 0xF8, 0x00, 0x47, 0x88}};
const GUID KSCATEGORY_PREFERRED_MIDIOUT_DEVICE = {0xD6C50674L, 0x72C1, 0x11D2, {0x97, 0x55, 0x00, 0x00, 0xF8, 0x00, 0x47, 0x88}};
NTSTATUS
NTAPI
SysAudio_AddDevice(
@ -135,8 +205,8 @@ SysAudio_AddDevice(
RtlZeroMemory(DeviceExtension, sizeof(SYSAUDIODEVEXT));
KeInitializeMutex(&DeviceExtension->Mutex, 0);
DeviceExtension->PhysicalDeviceObject = PhysicalDeviceObject;
InitializeListHead(&DeviceExtension->KsAudioDeviceList);
/* initialize create item struct */
RtlZeroMemory(&CreateItem, sizeof(KSOBJECT_CREATE_ITEM));
@ -222,6 +292,24 @@ SysAudio_AddDevice(
return Status;
}
NTSTATUS
NTAPI
SysAudio_Stub(
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
DPRINT1("SysAudio_Stub called\n");
/* TODO */
Irp->IoStatus.Status = STATUS_SUCCESS;
Irp->IoStatus.Information = 0;
IoCompleteRequest(Irp, IO_NO_INCREMENT);
return STATUS_SUCCESS;
}
NTSTATUS NTAPI
DriverEntry(
IN PDRIVER_OBJECT DriverObject,
@ -230,10 +318,19 @@ DriverEntry(
DPRINT1("System audio graph builder (sysaudio) started\n");
DPRINT1("Setting KS function handlers\n");
#if KS_IMPLEMENTED
KsSetMajorFunctionHandler(DriverObject, IRP_MJ_CREATE);
KsSetMajorFunctionHandler(DriverObject, IRP_MJ_CLOSE);
KsSetMajorFunctionHandler(DriverObject, IRP_MJ_WRITE);
KsSetMajorFunctionHandler(DriverObject, IRP_MJ_DEVICE_CONTROL);
#else
DriverObject->MajorFunction[IRP_MJ_CREATE] = SysAudio_Stub;
DriverObject->MajorFunction[IRP_MJ_CLOSE] = SysAudio_Stub;
DriverObject->MajorFunction[IRP_MJ_WRITE] = SysAudio_Stub;
DriverObject->MajorFunction[IRP_MJ_DEVICE_CONTROL] = SysAudio_Stub;
#endif
DriverObject->MajorFunction[IRP_MJ_POWER] = KsDefaultDispatchPower;
DriverObject->MajorFunction[IRP_MJ_SYSTEM_CONTROL] = KsDefaultForwardIrp;

17
reactos/drivers/wdm/audio/sysaudio/sysaudio.h
View file

@ -1,6 +1,14 @@
#ifndef SYSAUDIO_H__
#define SYSAUDIO_H__
typedef struct
{
LIST_ENTRY Entry;
PDEVICE_OBJECT DeviceObject;
PFILE_OBJECT FileObject;
UNICODE_STRING DeviceName;
}KSAUDIO_DEVICE_ENTRY, *PKSAUDIO_DEVICE_ENTRY;
typedef struct
@ -8,13 +16,20 @@ typedef struct
PDEVICE_OBJECT PhysicalDeviceObject;
PDEVICE_OBJECT NextDeviceObject;
KSDEVICE_HEADER KsDeviceHeader;
ULONG NumberOfKsAudioDevices;
LIST_ENTRY KsAudioDeviceList;
PVOID KsAudioNotificationEntry;
PVOID EchoCancelNotificationEntry;
KMUTEX Mutex;
}SYSAUDIODEVEXT;
BOOLEAN
NTAPI
RtlCreateUnicodeString(
OUT PUNICODE_STRING DestinationString,
IN PCWSTR SourceString
);
#endif