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winebus.sys: Reports 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>
This commit is contained in:
Aric Stewart 2016-11-07 13:42:37 -06:00 committed by Alexandre Julliard
parent 0d96ffbca9
commit 2b568a1148
1 changed files with 26 additions and 1 deletions
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27
dlls/winebus.sys/bus_iohid.c
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@ -107,6 +107,7 @@ DEFINE_GUID(GUID_DEVCLASS_IOHID, 0x989D309D,0x0470,0x4E1A,0x89,0x38,0x50,0x1F,0x
struct platform_private
{
IOHIDDeviceRef device;
uint8_t *buffer;
};
static inline struct platform_private *impl_from_DEVICE_OBJECT(DEVICE_OBJECT *device)
@ -129,6 +130,14 @@ static DWORD CFNumberToDWORD(CFNumberRef num)
return dwNum;
}
static void handle_IOHIDDeviceIOHIDReportCallback(void *context,
IOReturn result, void *sender, IOHIDReportType type,
uint32_t reportID, uint8_t *report, CFIndex report_length)
{
DEVICE_OBJECT *device = (DEVICE_OBJECT*)context;
process_hid_report(device, report, report_length);
}
static int compare_platform_device(DEVICE_OBJECT *device, void *platform_dev)
{
struct platform_private *private = impl_from_DEVICE_OBJECT(device);
@ -192,7 +201,19 @@ static NTSTATUS get_string(DEVICE_OBJECT *device, DWORD index, WCHAR *buffer, DW
static NTSTATUS begin_report_processing(DEVICE_OBJECT *device)
{
return STATUS_NOT_IMPLEMENTED;
DWORD length;
struct platform_private *private = impl_from_DEVICE_OBJECT(device);
CFNumberRef num;
if (private->buffer)
return STATUS_SUCCESS;
num = IOHIDDeviceGetProperty(private->device, CFSTR(kIOHIDMaxInputReportSizeKey));
length = CFNumberToDWORD(num);
private->buffer = HeapAlloc(GetProcessHeap(), 0, length);
IOHIDDeviceRegisterInputReportCallback(private->device, private->buffer, length, handle_IOHIDDeviceIOHIDReportCallback, device);
return STATUS_SUCCESS;
}
static NTSTATUS set_output_report(DEVICE_OBJECT *device, UCHAR id, BYTE *report, DWORD length, ULONG_PTR *written)
@ -250,6 +271,7 @@ static void handle_DeviceMatchingCallback(void *context, IOReturn result, void *
{
struct platform_private *private = impl_from_DEVICE_OBJECT(device);
private->device = IOHIDDevice;
private->buffer = NULL;
IoInvalidateDeviceRelations(device, BusRelations);
}
}
@ -258,6 +280,9 @@ static void handle_RemovalCallback(void *context, IOReturn result, void *sender,
{
DEVICE_OBJECT *device;
TRACE("OS/X IOHID Device Removed %p\n", IOHIDDevice);
IOHIDDeviceRegisterInputReportCallback(IOHIDDevice, NULL, 0, NULL, NULL);
/* Note: Yes, we leak the buffer. But according to research there is no
safe way to deallocate that buffer. */
device = bus_find_hid_device(&iohid_vtbl, IOHIDDevice);
if (device)
{