Module: wine Branch: master Commit: 7221693538d1dfa814cf5cefd22d49f5efc8527d URL: http://source.winehq.org/git/wine.git/?a=commit;h=7221693538d1dfa814cf5cefd2...
Author: Aric Stewart aric@codeweavers.com Date: Mon Nov 7 13:42:31 2016 -0600
winebus.sys: IOCTL_HID_GET_DEVICE_DESCRIPTOR for iohid.
Signed-off-by: Aric Stewart aric@codeweavers.com Signed-off-by: Ken Thomases ken@codeweavers.com Signed-off-by: Alexandre Julliard julliard@winehq.org
---
dlls/winebus.sys/bus_iohid.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/dlls/winebus.sys/bus_iohid.c b/dlls/winebus.sys/bus_iohid.c index 76db0a2..50b5d76 100644 --- a/dlls/winebus.sys/bus_iohid.c +++ b/dlls/winebus.sys/bus_iohid.c @@ -140,7 +140,18 @@ static int compare_platform_device(DEVICE_OBJECT *device, void *platform_dev)
static NTSTATUS get_reportdescriptor(DEVICE_OBJECT *device, BYTE *buffer, DWORD length, DWORD *out_length) { - return STATUS_NOT_IMPLEMENTED; + struct platform_private *private = impl_from_DEVICE_OBJECT(device); + CFDataRef data = IOHIDDeviceGetProperty(private->device, CFSTR(kIOHIDReportDescriptorKey)); + int data_length = CFDataGetLength(data); + const UInt8 *ptr; + + *out_length = data_length; + if (length < data_length) + return STATUS_BUFFER_TOO_SMALL; + + ptr = CFDataGetBytePtr(data); + memcpy(buffer, ptr, data_length); + return STATUS_SUCCESS; }
static NTSTATUS get_string(DEVICE_OBJECT *device, DWORD index, WCHAR *buffer, DWORD length)