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winebus.sys: Implement IOCTL_HID_GET_DEVICE_DESCRIPTOR for hidraw. 

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>
This commit is contained in:
Aric Stewart 2016-10-11 14:09:35 +02:00 committed by Alexandre Julliard
parent 53943a4c31
commit eac738b95f
6 changed files with 96 additions and 9 deletions
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1
configure vendored
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@ -6805,6 +6805,7 @@ for ac_header in \
linux/compiler.h \
linux/filter.h \
linux/hdreg.h \
linux/hidraw.h \
linux/input.h \
linux/ioctl.h \
linux/joystick.h \

1
configure.ac
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@ -426,6 +426,7 @@ AC_CHECK_HEADERS(\
linux/compiler.h \
linux/filter.h \
linux/hdreg.h \
linux/hidraw.h \
linux/input.h \
linux/ioctl.h \
linux/joystick.h \

1
dlls/winebus.sys/bus.h
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@ -23,6 +23,7 @@ NTSTATUS WINAPI udev_driver_init(DRIVER_OBJECT *driver, UNICODE_STRING *registry
typedef struct
{
int (*compare_platform_device)(DEVICE_OBJECT *device, void *platform_dev);
NTSTATUS (*get_reportdescriptor)(DEVICE_OBJECT *device, BYTE *buffer, DWORD length, DWORD *out_length);
} platform_vtbl;
void *get_platform_private(DEVICE_OBJECT *device) DECLSPEC_HIDDEN;

53
dlls/winebus.sys/bus_udev.c
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@ -35,6 +35,12 @@
#ifdef HAVE_LIBUDEV_H
# include <libudev.h>
#endif
#ifdef HAVE_LINUX_HIDRAW_H
# include <linux/hidraw.h>
#endif
#ifdef HAVE_SYS_IOCTL_H
# include <sys/ioctl.h>
#endif
#define NONAMELESSUNION
@ -64,6 +70,7 @@ DEFINE_GUID(GUID_DEVCLASS_HIDRAW, 0x3def44ad,0x242e,0x46e5,0x82,0x6d,0x70,0x72,0
struct platform_private
{
struct udev_device *udev_device;
int device_fd;
};
static inline struct platform_private *impl_from_DEVICE_OBJECT(DEVICE_OBJECT *device)
@ -105,9 +112,42 @@ static int compare_platform_device(DEVICE_OBJECT *device, void *platform_dev)
return strcmp(udev_device_get_syspath(dev1), udev_device_get_syspath(dev2));
}
static NTSTATUS hidraw_get_reportdescriptor(DEVICE_OBJECT *device, BYTE *buffer, DWORD length, DWORD *out_length)
{
#ifdef HAVE_LINUX_HIDRAW_H
struct hidraw_report_descriptor descriptor;
struct platform_private *private = impl_from_DEVICE_OBJECT(device);
if (ioctl(private->device_fd, HIDIOCGRDESCSIZE, &descriptor.size) == -1)
{
WARN("ioctl(HIDIOCGRDESCSIZE) failed: %d %s\n", errno, strerror(errno));
return STATUS_UNSUCCESSFUL;
}
*out_length = descriptor.size;
if (length < descriptor.size)
return STATUS_BUFFER_TOO_SMALL;
if (!descriptor.size)
return STATUS_SUCCESS;
if (ioctl(private->device_fd, HIDIOCGRDESC, &descriptor) == -1)
{
WARN("ioctl(HIDIOCGRDESC) failed: %d %s\n", errno, strerror(errno));
return STATUS_UNSUCCESSFUL;
}
memcpy(buffer, descriptor.value, descriptor.size);
return STATUS_SUCCESS;
#else
return STATUS_NOT_IMPLEMENTED;
#endif
}
static const platform_vtbl hidraw_vtbl =
{
compare_platform_device,
hidraw_get_reportdescriptor,
};
static void try_add_device(struct udev_device *dev)
@ -128,7 +168,6 @@ static void try_add_device(struct udev_device *dev)
WARN("Unable to open udev device %s: %s\n", debugstr_a(devnode), strerror(errno));
return;
}
close(fd);
usbdev = udev_device_get_parent_with_subsystem_devtype(dev, "usb", "usb_device");
if (usbdev)
@ -151,11 +190,16 @@ static void try_add_device(struct udev_device *dev)
if (device)
{
impl_from_DEVICE_OBJECT(device)->udev_device = udev_device_ref(dev);
struct platform_private *private = impl_from_DEVICE_OBJECT(device);
private->udev_device = udev_device_ref(dev);
private->device_fd = fd;
IoInvalidateDeviceRelations(device, BusRelations);
}
else
{
WARN("Ignoring device %s with subsystem %s\n", debugstr_a(devnode), subsystem);
close(fd);
}
HeapFree(GetProcessHeap(), 0, serial);
}
@ -163,9 +207,12 @@ static void try_add_device(struct udev_device *dev)
static void try_remove_device(struct udev_device *dev)
{
DEVICE_OBJECT *device = bus_find_hid_device(&hidraw_vtbl, dev);
struct platform_private *private;
if (!device) return;
dev = impl_from_DEVICE_OBJECT(device)->udev_device;
private = impl_from_DEVICE_OBJECT(device);
dev = private->udev_device;
close(private->device_fd);
bus_remove_hid_device(device);
udev_device_unref(dev);
}

46
dlls/winebus.sys/main.c
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@ -352,7 +352,7 @@ 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;
struct device_extension *ext = (struct device_extension *)device->DeviceExtension;
TRACE("(%p, %p)\n", device, irp);
@ -370,12 +370,46 @@ NTSTATUS WINAPI hid_internal_dispatch(DEVICE_OBJECT *device, IRP *irp)
}
memset(attr, 0, sizeof(*attr));
attr->Size = sizeof(HID_DEVICE_ATTRIBUTES);
attr->VendorID = extension->vid;
attr->ProductID = extension->pid;
attr->VersionNumber = extension->version;
attr->Size = sizeof(*attr);
attr->VendorID = ext->vid;
attr->ProductID = ext->pid;
attr->VersionNumber = ext->version;
irp->IoStatus.u.Status = status = STATUS_SUCCESS;
irp->IoStatus.Information = sizeof(HID_DEVICE_ATTRIBUTES);
irp->IoStatus.Information = sizeof(*attr);
break;
}
case IOCTL_HID_GET_DEVICE_DESCRIPTOR:
{
HID_DESCRIPTOR *descriptor = (HID_DESCRIPTOR *)irp->UserBuffer;
DWORD length;
TRACE("IOCTL_HID_GET_DEVICE_DESCRIPTOR\n");
if (irpsp->Parameters.DeviceIoControl.OutputBufferLength < sizeof(*descriptor))
{
irp->IoStatus.u.Status = status = STATUS_BUFFER_TOO_SMALL;
break;
}
status = ext->vtbl->get_reportdescriptor(device, NULL, 0, &length);
if (status != STATUS_SUCCESS && status != STATUS_BUFFER_TOO_SMALL)
{
WARN("Failed to get platform report descriptor length\n");
irp->IoStatus.u.Status = status;
break;
}
memset(descriptor, 0, sizeof(*descriptor));
descriptor->bLength = sizeof(*descriptor);
descriptor->bDescriptorType = HID_HID_DESCRIPTOR_TYPE;
descriptor->bcdHID = HID_REVISION;
descriptor->bCountry = 0;
descriptor->bNumDescriptors = 1;
descriptor->DescriptorList[0].bReportType = HID_REPORT_DESCRIPTOR_TYPE;
descriptor->DescriptorList[0].wReportLength = length;
irp->IoStatus.u.Status = status = STATUS_SUCCESS;
irp->IoStatus.Information = sizeof(*descriptor);
break;
}
default:

3
include/config.h.in
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@ -435,6 +435,9 @@
/* Define to 1 if you have the <linux/hdreg.h> header file. */
#undef HAVE_LINUX_HDREG_H
/* Define to 1 if you have the <linux/hidraw.h> header file. */
#undef HAVE_LINUX_HIDRAW_H
/* Define to 1 if you have the <linux/input.h> header file. */
#undef HAVE_LINUX_INPUT_H