132 lines
3.6 KiB
C
132 lines
3.6 KiB
C
/*
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* Copyright 2015 Aric Stewart
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "ntstatus.h"
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#define WIN32_NO_STATUS
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#include "windef.h"
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#include "winbase.h"
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#include "winternl.h"
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#include "winioctl.h"
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#include "ddk/wdm.h"
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#include "hidusage.h"
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#include "ddk/hidport.h"
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#include "ddk/hidclass.h"
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#include "ddk/hidpi.h"
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#include "ddk/hidpddi.h"
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#include "cfgmgr32.h"
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#include "wine/list.h"
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#include "wine/hid.h"
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#define DEFAULT_POLL_INTERVAL 200
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#define MAX_POLL_INTERVAL_MSEC 10000
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/* Ring buffer functions */
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struct ReportRingBuffer;
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typedef struct _BASE_DEVICE_EXTENSION
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{
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union
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{
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struct
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{
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/* this must be the first member */
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HID_DEVICE_EXTENSION hid_ext;
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DEVICE_OBJECT *child_pdo;
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} fdo;
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struct
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{
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DEVICE_OBJECT *parent_fdo;
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HID_COLLECTION_INFORMATION information;
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HIDP_DEVICE_DESC device_desc;
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ULONG poll_interval;
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HANDLE halt_event;
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HANDLE thread;
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UINT32 rawinput_handle;
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KSPIN_LOCK queues_lock;
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struct list queues;
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UNICODE_STRING link_name;
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KSPIN_LOCK lock;
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BOOL removed;
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BOOL is_mouse;
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UNICODE_STRING mouse_link_name;
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BOOL is_keyboard;
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UNICODE_STRING keyboard_link_name;
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} pdo;
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} u;
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/* These are unique to the parent FDO, but stored in the children as well
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* for convenience. */
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WCHAR device_id[MAX_DEVICE_ID_LEN];
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WCHAR instance_id[MAX_DEVICE_ID_LEN];
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const GUID *class_guid;
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BOOL is_fdo;
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} BASE_DEVICE_EXTENSION;
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struct hid_report
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{
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LONG ref;
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ULONG length;
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BYTE buffer[1];
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};
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struct hid_queue
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{
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struct list entry;
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KSPIN_LOCK lock;
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ULONG length;
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ULONG read_idx;
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ULONG write_idx;
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struct hid_report *reports[512];
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LIST_ENTRY irp_queue;
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};
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typedef struct _minidriver
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{
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struct list entry;
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HID_MINIDRIVER_REGISTRATION minidriver;
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PDRIVER_UNLOAD DriverUnload;
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PDRIVER_ADD_DEVICE AddDevice;
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PDRIVER_DISPATCH PNPDispatch;
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} minidriver;
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void call_minidriver( ULONG code, DEVICE_OBJECT *device, void *in_buff, ULONG in_size,
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void *out_buff, ULONG out_size, IO_STATUS_BLOCK *io ) DECLSPEC_HIDDEN;
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/* Internal device functions */
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void HID_StartDeviceThread(DEVICE_OBJECT *device) DECLSPEC_HIDDEN;
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void hid_queue_remove_pending_irps( struct hid_queue *queue );
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void hid_queue_destroy( struct hid_queue *queue );
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NTSTATUS WINAPI pdo_ioctl(DEVICE_OBJECT *device, IRP *irp) DECLSPEC_HIDDEN;
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NTSTATUS WINAPI pdo_read(DEVICE_OBJECT *device, IRP *irp) DECLSPEC_HIDDEN;
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NTSTATUS WINAPI pdo_write(DEVICE_OBJECT *device, IRP *irp) DECLSPEC_HIDDEN;
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NTSTATUS WINAPI pdo_create(DEVICE_OBJECT *device, IRP *irp) DECLSPEC_HIDDEN;
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NTSTATUS WINAPI pdo_close(DEVICE_OBJECT *device, IRP *irp) DECLSPEC_HIDDEN;
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