From ea95a47bb54741215811c535d7a46102422be041 Mon Sep 17 00:00:00 2001
From: Aric Stewart <aric@codeweavers.com>
Date: Thu, 6 Oct 2016 07:19:27 -0500
Subject: [PATCH] winebus.sys: Implement IOCTL_HID_GET_DEVICE_ATTRIBUTES for
 hid devices.

Signed-off-by: Aric Stewart <aric@codeweavers.com>
Signed-off-by: Sebastian Lackner <sebastian@fds-team.de>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
---
 dlls/winebus.sys/bus.h      |  1 +
 dlls/winebus.sys/bus_udev.c |  1 +
 dlls/winebus.sys/main.c     | 46 +++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 48 insertions(+)

diff --git a/dlls/winebus.sys/bus.h b/dlls/winebus.sys/bus.h
index 099558b5ff2..342a66b8fa6 100644
--- a/dlls/winebus.sys/bus.h
+++ b/dlls/winebus.sys/bus.h
@@ -34,3 +34,4 @@ DEVICE_OBJECT *bus_create_hid_device(DRIVER_OBJECT *driver, const WCHAR *busidW,
                                      const GUID *class, const platform_vtbl *vtbl, DWORD platform_data_size) DECLSPEC_HIDDEN;
 DEVICE_OBJECT *bus_find_hid_device(const platform_vtbl *vtbl, void *platform_dev) DECLSPEC_HIDDEN;
 void bus_remove_hid_device(DEVICE_OBJECT *device) DECLSPEC_HIDDEN;
+NTSTATUS WINAPI hid_internal_dispatch(DEVICE_OBJECT *device, IRP *irp) DECLSPEC_HIDDEN;
diff --git a/dlls/winebus.sys/bus_udev.c b/dlls/winebus.sys/bus_udev.c
index 93e56f35555..a01d88e2529 100644
--- a/dlls/winebus.sys/bus_udev.c
+++ b/dlls/winebus.sys/bus_udev.c
@@ -299,6 +299,7 @@ NTSTATUS WINAPI udev_driver_init(DRIVER_OBJECT *driver, UNICODE_STRING *registry
 
     udev_driver_obj = driver;
     driver->MajorFunction[IRP_MJ_PNP] = common_pnp_dispatch;
+    driver->MajorFunction[IRP_MJ_INTERNAL_DEVICE_CONTROL] = hid_internal_dispatch;
 
     if (!(events[0] = CreateEventW(NULL, TRUE, FALSE, NULL)))
         goto error;
diff --git a/dlls/winebus.sys/main.c b/dlls/winebus.sys/main.c
index 09a59d61b0d..eaa0b937fe2 100644
--- a/dlls/winebus.sys/main.c
+++ b/dlls/winebus.sys/main.c
@@ -30,7 +30,9 @@
 #include "winternl.h"
 #include "winreg.h"
 #include "setupapi.h"
+#include "winioctl.h"
 #include "ddk/wdm.h"
+#include "ddk/hidport.h"
 #include "wine/debug.h"
 #include "wine/unicode.h"
 #include "wine/list.h"
@@ -346,6 +348,50 @@ NTSTATUS WINAPI common_pnp_dispatch(DEVICE_OBJECT *device, IRP *irp)
     return status;
 }
 
+NTSTATUS WINAPI hid_internal_dispatch(DEVICE_OBJECT *device, IRP *irp)
+{
+    NTSTATUS status = irp->IoStatus.u.Status;
+    IO_STACK_LOCATION *irpsp = IoGetCurrentIrpStackLocation(irp);
+    struct device_extension *extension = (struct device_extension *)device->DeviceExtension;
+
+    TRACE("(%p, %p)\n", device, irp);
+
+    switch (irpsp->Parameters.DeviceIoControl.IoControlCode)
+    {
+        case IOCTL_HID_GET_DEVICE_ATTRIBUTES:
+        {
+            HID_DEVICE_ATTRIBUTES *attr = (HID_DEVICE_ATTRIBUTES *)irp->UserBuffer;
+            TRACE("IOCTL_HID_GET_DEVICE_ATTRIBUTES\n");
+
+            if (irpsp->Parameters.DeviceIoControl.OutputBufferLength < sizeof(*attr))
+            {
+                irp->IoStatus.u.Status = status = STATUS_BUFFER_TOO_SMALL;
+                break;
+            }
+
+            memset(attr, 0, sizeof(*attr));
+            attr->Size = sizeof(HID_DEVICE_ATTRIBUTES);
+            attr->VendorID = extension->vid;
+            attr->ProductID = extension->pid;
+            attr->VersionNumber = extension->version;
+            irp->IoStatus.u.Status = status = STATUS_SUCCESS;
+            irp->IoStatus.Information = sizeof(HID_DEVICE_ATTRIBUTES);
+            break;
+        }
+        default:
+        {
+            ULONG code = irpsp->Parameters.DeviceIoControl.IoControlCode;
+            FIXME("Unsupported ioctl %x (device=%x access=%x func=%x method=%x)\n",
+                  code, code >> 16, (code >> 14) & 3, (code >> 2) & 0xfff, code & 3);
+            break;
+        }
+    }
+
+    IoCompleteRequest(irp, IO_NO_INCREMENT);
+
+    return status;
+}
+
 NTSTATUS WINAPI DriverEntry( DRIVER_OBJECT *driver, UNICODE_STRING *path )
 {
     static const WCHAR udevW[] = {'\\','D','r','i','v','e','r','\\','U','D','E','V',0};
-- 
2.11.4.GIT