- Directly create the device objects in its DriverEntry as AddDevice is never called

- Remove the hack of hardcoding the symbolic device name object
- Add registering of device interfaces (fails atm because no pdo is provided)


svn path=/trunk/; revision=39603

reactos/drivers/wdm/audio/sysaudio/main.c

@@ -11,12 +11,15 @@
 
 #include <ntifs.h>
 #include <ntddk.h>
+#include <portcls.h>
 #include <ks.h>
 #define YDEBUG
 #include <debug.h>
 //#include <dxsdk/mediaobj.h>
 #include "sysaudio.h"
 
+const GUID DMOCATEGORY_ACOUSTIC_ECHO_CANCEL    = {0xBF963D80L, 0xC559, 0x11D0, {0x8A, 0x2B, 0x00, 0xA0, 0xC9, 0x25, 0x5A, 0xC1}};
+const GUID KSCATEGORY_SYSAUDIO                 = {0xA7C7A5B1L, 0x5AF3, 0x11D1, {0x9C, 0xED, 0x00, 0xA0, 0x24, 0xBF, 0x04, 0x07}};
 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}};
@@ -46,9 +49,20 @@ SysAudio_Pnp(
     IrpStack = IoGetCurrentIrpStackLocation(Irp);
 
     DPRINT1("SysAudio_Pnp called for func %x\n", IrpStack->MinorFunction);
+	DbgBreakPoint();
 
     DeviceExtension = (SYSAUDIODEVEXT*)DeviceObject->DeviceExtension;
 
+
+    if (IrpStack->MinorFunction == IRP_MN_START_DEVICE)
+	{
+    DPRINT1("SysAudio_Pnp called for func IRP_MN_START_DEVICE\n");
+    Irp->IoStatus.Status = STATUS_SUCCESS;
+    Irp->IoStatus.Information = 0;
+    IoCompleteRequest(Irp, IO_NO_INCREMENT);
+    return STATUS_SUCCESS;
+	}
+
     if (IrpStack->MinorFunction == IRP_MN_REMOVE_DEVICE)
     {
         if (DeviceExtension->EchoCancelNotificationEntry)
@@ -85,7 +99,6 @@ DeviceInterfaceChangeCallback(
         /* a new device has arrived */
 
         PFILE_OBJECT FileObject = NULL;
-        UNICODE_STRING DeviceName;
         PKSAUDIO_DEVICE_ENTRY DeviceEntry;
         HANDLE NodeHandle;
         IO_STATUS_BLOCK IoStatusBlock;
@@ -95,19 +108,34 @@ DeviceInterfaceChangeCallback(
         if (!DeviceEntry)
             return STATUS_INSUFFICIENT_RESOURCES;
 
-        if (!RtlCreateUnicodeString(&DeviceEntry->DeviceName, Event->SymbolicLinkName->Buffer))
+        DeviceEntry->DeviceName.Length = 0;
+        DeviceEntry->DeviceName.MaximumLength = Event->SymbolicLinkName->Length + 5 * sizeof(WCHAR);
+        DeviceEntry->DeviceName.Buffer = ExAllocatePool(NonPagedPool, DeviceEntry->DeviceName.MaximumLength);
+        if (!DeviceEntry->DeviceName.Buffer)
         {
             ExFreePool(DeviceEntry);
             return STATUS_INSUFFICIENT_RESOURCES;
         }
 
-#if 1   //HACK HACK HACK HACK HACK HACK HACK HACK HACK HACK HACK
+        if (!NT_SUCCESS(RtlAppendUnicodeToString(&DeviceEntry->DeviceName, L"\\??\\")))
-        RtlInitUnicodeString(&DeviceName, L"\\Device\\00000017");
+        {
-#else
-        RtlInitUnicodeString(&DeviceName, Event->SymbolicLinkName->Buffer);
-#endif
 
-        InitializeObjectAttributes(&ObjectAttributes, &DeviceName, OBJ_KERNEL_HANDLE | OBJ_CASE_INSENSITIVE, NULL, NULL);
+            ExFreePool(DeviceEntry->DeviceName.Buffer);
+            ExFreePool(DeviceEntry);
+            return STATUS_INSUFFICIENT_RESOURCES;
+        }
+
+        if (!NT_SUCCESS(RtlAppendUnicodeStringToString(&DeviceEntry->DeviceName, Event->SymbolicLinkName)))
+        {
+
+            ExFreePool(DeviceEntry->DeviceName.Buffer);
+            ExFreePool(DeviceEntry);
+            return STATUS_INSUFFICIENT_RESOURCES;
+        }
+
+        DPRINT1("Sym %wZ\n", &DeviceEntry->DeviceName);
+
+        InitializeObjectAttributes(&ObjectAttributes, &DeviceEntry->DeviceName, OBJ_KERNEL_HANDLE | OBJ_CASE_INSENSITIVE, NULL, NULL);
 
         Status = ZwCreateFile(&NodeHandle,
                               GENERIC_READ | GENERIC_WRITE,
@@ -181,20 +209,19 @@ DispatchCreate(
 
 NTSTATUS
 NTAPI
-SysAudio_AddDevice(
+SysAudio_InstallDevice(
-    IN  PDRIVER_OBJECT  DriverObject,
+    IN  PDRIVER_OBJECT  DriverObject)
-    IN  PDEVICE_OBJECT  PhysicalDeviceObject)
 {
     NTSTATUS Status;
     UNICODE_STRING DeviceName = RTL_CONSTANT_STRING(L"\\Device\\sysaudio");
     UNICODE_STRING SymlinkName = RTL_CONSTANT_STRING(L"\\DosDevices\\sysaudio");
     PDEVICE_OBJECT DeviceObject;
-    PDEVICE_OBJECT NextDeviceObject;
+    //PDEVICE_OBJECT NextDeviceObject;
     KSOBJECT_CREATE_ITEM CreateItem;
     SYSAUDIODEVEXT *DeviceExtension;
     UNICODE_STRING SymbolicLink;
 
-    DPRINT1("SysAudio_AddDevice called\n");
+    DPRINT1("SysAudio_InstallDevice called\n");
 
     /* create the device */
     Status = IoCreateDevice(DriverObject,
@@ -227,7 +254,7 @@ SysAudio_AddDevice(
     RtlZeroMemory(DeviceExtension, sizeof(SYSAUDIODEVEXT));
 
     KeInitializeMutex(&DeviceExtension->Mutex, 0);
-    DeviceExtension->PhysicalDeviceObject = PhysicalDeviceObject;
+    //DeviceExtension->PhysicalDeviceObject = PhysicalDeviceObject;
     InitializeListHead(&DeviceExtension->KsAudioDeviceList);
 
     /* initialize create item struct */
@@ -238,16 +265,19 @@ SysAudio_AddDevice(
                                     1,
                                     &CreateItem);
 
-    if (NT_SUCCESS(Status))
+    if (!NT_SUCCESS(Status))
-    {
-        NextDeviceObject = IoAttachDeviceToDeviceStack(DeviceObject, PhysicalDeviceObject);
-        if (NextDeviceObject)
     {
+        DPRINT1("KsAllocateDeviceHeader failed with %x\n", Status);
+        goto cleanup;
+    }
+
+#if 0
+    //NextDeviceObject = IoAttachDeviceToDeviceStack(DeviceObject, PhysicalDeviceObject);
     /// FIXME
     /// KsSetDevicePnpAndBaseObject(DeviceExtension->KsDeviceHeader, NextDeviceObject, DeviceObject);
     ///
-
+    /// DeviceExtension->NextDeviceObject = NextDeviceObject;
-            DeviceExtension->NextDeviceObject = NextDeviceObject;
+#endif
 
     Status = IoRegisterPlugPlayNotification(EventCategoryDeviceInterfaceChange,
                                             PNPNOTIFY_DEVICE_INTERFACE_INCLUDE_EXISTING_INTERFACES,
@@ -256,29 +286,33 @@ SysAudio_AddDevice(
                                             DeviceInterfaceChangeCallback,
                                             (PVOID)DeviceExtension,
                                             (PVOID*)&DeviceExtension->KsAudioNotificationEntry);
+
     if (!NT_SUCCESS(Status))
     {
         DPRINT1("IoRegisterPlugPlayNotification failed with %x\n", Status);
-                return Status;
+        goto cleanup;
     }
+
 #if 0
     Status = IoRegisterPlugPlayNotification(EventCategoryDeviceInterfaceChange,
                                             PNPNOTIFY_DEVICE_INTERFACE_INCLUDE_EXISTING_INTERFACES,
-                                                    &DMOCATEGORY_ACOUSTIC_ECHO_CANCEL,
+                                            (PVOID)&DMOCATEGORY_ACOUSTIC_ECHO_CANCEL,
                                             DriverObject,
                                             DeviceInterfaceChangeCallback,
                                             (PVOID)DeviceExtension,
-                                                    &DeviceExtension->EchoCancelNotificationEntry);
+                                            (PVOID*)&DeviceExtension->EchoCancelNotificationEntry);
+
     if (!NT_SUCCESS(Status))
     {
         DPRINT1("IoRegisterPlugPlayNotification failed with %x\n", Status);
-                return Status;
+        goto cleanup;
     }
 #endif
 
-            Status = IoRegisterDeviceInterface(PhysicalDeviceObject, &KSCATEGORY_PREFERRED_MIDIOUT_DEVICE, NULL, &SymbolicLink);
+     Status = IoRegisterDeviceInterface(DeviceObject, &KSCATEGORY_PREFERRED_MIDIOUT_DEVICE, NULL, &SymbolicLink);
      if (NT_SUCCESS(Status))
      {
+         IoSetDeviceInterfaceState(&SymbolicLink, TRUE);
          RtlFreeUnicodeString(&SymbolicLink);
      }
      else
@@ -286,9 +320,10 @@ SysAudio_AddDevice(
          DPRINT1("Failed to register KSCATEGORY_PREFERRED_MIDIOUT_DEVICE interface Status %x\n", Status);
      }
 
-            Status = IoRegisterDeviceInterface(PhysicalDeviceObject, &KSCATEGORY_PREFERRED_WAVEIN_DEVICE, NULL, &SymbolicLink);
+     Status = IoRegisterDeviceInterface(DeviceObject, &KSCATEGORY_PREFERRED_WAVEIN_DEVICE, NULL, &SymbolicLink);
      if (NT_SUCCESS(Status))
      {
+         IoSetDeviceInterfaceState(&SymbolicLink, TRUE);
          RtlFreeUnicodeString(&SymbolicLink);
      }
      else
@@ -296,9 +331,10 @@ SysAudio_AddDevice(
          DPRINT1("Failed to register KSCATEGORY_PREFERRED_WAVEIN_DEVICE interface Status %x\n", Status);
      }
 
-            Status = IoRegisterDeviceInterface(PhysicalDeviceObject, &KSCATEGORY_PREFERRED_WAVEOUT_DEVICE, NULL, &SymbolicLink);
+     Status = IoRegisterDeviceInterface(DeviceObject, &KSCATEGORY_PREFERRED_WAVEOUT_DEVICE, NULL, &SymbolicLink);
      if (NT_SUCCESS(Status))
      {
+         IoSetDeviceInterfaceState(&SymbolicLink, TRUE);
          RtlFreeUnicodeString(&SymbolicLink);
      }
      else
@@ -306,16 +342,37 @@ SysAudio_AddDevice(
          DPRINT1("Failed to register KSCATEGORY_PREFERRED_WAVEOUT_DEVICE interface Status %x\n", Status);
      }
 
+     Status = IoRegisterDeviceInterface(DeviceObject, &KSCATEGORY_SYSAUDIO, NULL, &SymbolicLink);
+     if (NT_SUCCESS(Status))
+     {
+         IoSetDeviceInterfaceState(&SymbolicLink, TRUE);
+         RtlFreeUnicodeString(&SymbolicLink);
+     }
+     else
+     {
+         DPRINT1("Failed to register KSCATEGORY_SYSAUDIO interface Status %x\n", Status);
+     }
+
+
      /* set io flags */
      DeviceObject->Flags |= DO_DIRECT_IO | DO_POWER_PAGABLE;
      /* clear initializing flag */
      DeviceObject->Flags &= ~ DO_DEVICE_INITIALIZING;
-        }
-    }
 
     DPRINT("Device SysAudio_AddDevice result %x\n", Status);
-
     return STATUS_SUCCESS;
+
+cleanup:
+
+    if (DeviceExtension->KsAudioNotificationEntry)
+        IoUnregisterPlugPlayNotification(DeviceExtension->KsAudioNotificationEntry);
+
+    if (DeviceExtension->EchoCancelNotificationEntry)
+        IoUnregisterPlugPlayNotification(DeviceExtension->EchoCancelNotificationEntry);
+
+    IoDeleteSymbolicLink(&SymlinkName);
+    IoDeleteDevice(DeviceObject);
+    return Status;
 }
 
 NTSTATUS
@@ -335,7 +392,6 @@ SysAudio_Stub(
     return STATUS_SUCCESS;
 }
 
-
 NTSTATUS NTAPI
 DriverEntry(
     IN  PDRIVER_OBJECT DriverObject,
@@ -362,7 +418,6 @@ DriverEntry(
     DriverObject->MajorFunction[IRP_MJ_SYSTEM_CONTROL] = KsDefaultForwardIrp;
     DriverObject->MajorFunction[IRP_MJ_PNP] = SysAudio_Pnp;
     DriverObject->DriverUnload = SysAudio_Unload;
-    DriverObject->DriverExtension->AddDevice = SysAudio_AddDevice;
 
-    return STATUS_SUCCESS;
+    return SysAudio_InstallDevice(DriverObject);
 }