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/*
* WINE Platform native bus driver
*
* Copyright 2016 Aric Stewart
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include <stdarg.h>
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "winternl.h"
#include "winioctl.h"
#include "hidusage.h"
#include "ddk/wdm.h"
#include "ddk/hidport.h"
#include "ddk/hidtypes.h"
#include "wine/asm.h"
#include "wine/debug.h"
#include "wine/unicode.h"
#include "wine/list.h"
#include "wine/unixlib.h"
#include "bus.h"
#include "unixlib.h"
WINE_DEFAULT_DEBUG_CHANNEL(plugplay);
WINE_DECLARE_DEBUG_CHANNEL(hid_report);
#if defined(__i386__) && !defined(_WIN32)
extern void * WINAPI wrap_fastcall_func1( void *func, const void *a );
__ASM_STDCALL_FUNC( wrap_fastcall_func1, 8,
"popl %ecx\n\t"
"popl %eax\n\t"
"xchgl (%esp),%ecx\n\t"
"jmp *%eax" );
#define call_fastcall_func1(func,a) wrap_fastcall_func1(func,a)
#else
#define call_fastcall_func1(func,a) func(a)
#endif
struct product_desc
{
WORD vid;
WORD pid;
const WCHAR* manufacturer;
const WCHAR* product;
const WCHAR* serialnumber;
};
#define VID_MICROSOFT 0x045e
static const WCHAR xbox360_product_string[] = {
'C','o','n','t','r','o','l','l','e','r',' ','(','X','B','O','X',' ','3','6','0',' ','F','o','r',' ','W','i','n','d','o','w','s',')',0
};
static const WCHAR xboxone_product_string[] = {
'C','o','n','t','r','o','l','l','e','r',' ','(','X','B','O','X',' ','O','n','e',' ','F','o','r',' ','W','i','n','d','o','w','s',')',0
};
static const struct product_desc XBOX_CONTROLLERS[] = {
{VID_MICROSOFT, 0x0202, NULL, NULL, NULL}, /* Xbox Controller */
{VID_MICROSOFT, 0x0285, NULL, NULL, NULL}, /* Xbox Controller S */
{VID_MICROSOFT, 0x0289, NULL, NULL, NULL}, /* Xbox Controller S */
{VID_MICROSOFT, 0x028e, NULL, xbox360_product_string, NULL}, /* Xbox360 Controller */
{VID_MICROSOFT, 0x028f, NULL, xbox360_product_string, NULL}, /* Xbox360 Wireless Controller */
{VID_MICROSOFT, 0x02d1, NULL, xboxone_product_string, NULL}, /* Xbox One Controller */
{VID_MICROSOFT, 0x02dd, NULL, xboxone_product_string, NULL}, /* Xbox One Controller (Covert Forces/Firmware 2015) */
{VID_MICROSOFT, 0x02e0, NULL, NULL, NULL}, /* Xbox One X Controller */
{VID_MICROSOFT, 0x02e3, NULL, xboxone_product_string, NULL}, /* Xbox One Elite Controller */
{VID_MICROSOFT, 0x02e6, NULL, NULL, NULL}, /* Wireless XBox Controller Dongle */
{VID_MICROSOFT, 0x02ea, NULL, xboxone_product_string, NULL}, /* Xbox One S Controller */
{VID_MICROSOFT, 0x02fd, NULL, xboxone_product_string, NULL}, /* Xbox One S Controller (Firmware 2017) */
{VID_MICROSOFT, 0x0719, NULL, xbox360_product_string, NULL}, /* Xbox 360 Wireless Adapter */
};
static DRIVER_OBJECT *driver_obj;
static DEVICE_OBJECT *mouse_obj;
static DEVICE_OBJECT *keyboard_obj;
/* The root-enumerated device stack. */
DEVICE_OBJECT *bus_pdo;
static DEVICE_OBJECT *bus_fdo;
HANDLE driver_key;
enum device_state
{
DEVICE_STATE_STOPPED,
DEVICE_STATE_STARTED,
DEVICE_STATE_REMOVED,
};
struct device_extension
{
struct list entry;
DEVICE_OBJECT *device;
CRITICAL_SECTION cs;
enum device_state state;
struct device_desc desc;
DWORD index;
BYTE *last_report;
DWORD last_report_size;
BOOL last_report_read;
DWORD buffer_size;
LIST_ENTRY irp_queue;
struct unix_device *unix_device;
};
static CRITICAL_SECTION device_list_cs;
static CRITICAL_SECTION_DEBUG critsect_debug =
{
0, 0, &device_list_cs,
{ &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
0, 0, { (DWORD_PTR)(__FILE__ ": device_list_cs") }
};
static CRITICAL_SECTION device_list_cs = { &critsect_debug, -1, 0, 0, 0, 0 };
static struct list device_list = LIST_INIT(device_list);
static NTSTATUS winebus_call(unsigned int code, void *args)
{
return __wine_unix_call_funcs[code]( args );
}
static void unix_device_remove(DEVICE_OBJECT *device)
{
struct device_extension *ext = (struct device_extension *)device->DeviceExtension;
winebus_call(device_remove, ext->unix_device);
}
static int unix_device_compare(DEVICE_OBJECT *device, void *context)
{
struct device_extension *ext = (struct device_extension *)device->DeviceExtension;
struct device_compare_params params =
{
.iface = ext->unix_device,
.context = context
};
return winebus_call(device_compare, &params);
}
static NTSTATUS unix_device_start(DEVICE_OBJECT *device)
{
struct device_extension *ext = (struct device_extension *)device->DeviceExtension;
struct device_start_params params =
{
.iface = ext->unix_device,
.device = device
};
return winebus_call(device_start, &params);
}
static NTSTATUS unix_device_get_report_descriptor(DEVICE_OBJECT *device, BYTE *buffer, DWORD length, DWORD *out_length)
{
struct device_extension *ext = (struct device_extension *)device->DeviceExtension;
struct device_descriptor_params params =
{
.iface = ext->unix_device,
.buffer = buffer,
.length = length,
.out_length = out_length
};
return winebus_call(device_get_report_descriptor, &params);
}
static NTSTATUS unix_device_get_string(DEVICE_OBJECT *device, DWORD index, WCHAR *buffer, DWORD length)
{
struct device_extension *ext = (struct device_extension *)device->DeviceExtension;
struct device_string_params params =
{
.iface = ext->unix_device,
.index = index,
.buffer = buffer,
.length = length,
};
return winebus_call(device_get_string, &params);
}
static void unix_device_set_output_report(DEVICE_OBJECT *device, HID_XFER_PACKET *packet, IO_STATUS_BLOCK *io)
{
struct device_extension *ext = (struct device_extension *)device->DeviceExtension;
struct device_report_params params =
{
.iface = ext->unix_device,
.packet = packet,
.io = io,
};
winebus_call(device_set_output_report, &params);
}
static void unix_device_get_feature_report(DEVICE_OBJECT *device, HID_XFER_PACKET *packet, IO_STATUS_BLOCK *io)
{
struct device_extension *ext = (struct device_extension *)device->DeviceExtension;
struct device_report_params params =
{
.iface = ext->unix_device,
.packet = packet,
.io = io,
};
winebus_call(device_get_feature_report, &params);
}
static void unix_device_set_feature_report(DEVICE_OBJECT *device, HID_XFER_PACKET *packet, IO_STATUS_BLOCK *io)
{
struct device_extension *ext = (struct device_extension *)device->DeviceExtension;
struct device_report_params params =
{
.iface = ext->unix_device,
.packet = packet,
.io = io,
};
winebus_call(device_set_feature_report, &params);
}
struct unix_device *get_unix_device(DEVICE_OBJECT *device)
{
struct device_extension *ext = (struct device_extension *)device->DeviceExtension;
return ext->unix_device;
}
static DWORD get_device_index(struct device_desc *desc)
{
struct device_extension *ext;
DWORD index = 0;
LIST_FOR_EACH_ENTRY(ext, &device_list, struct device_extension, entry)
{
if (ext->desc.vid == desc->vid && ext->desc.pid == desc->pid && ext->desc.input == desc->input)
index = max(ext->index + 1, index);
}
return index;
}
static WCHAR *get_instance_id(DEVICE_OBJECT *device)
{
static const WCHAR formatW[] = {'%','i','&','%','s','&','%','x','&','%','i',0};
struct device_extension *ext = (struct device_extension *)device->DeviceExtension;
DWORD len = strlenW(ext->desc.serial) + 33;
WCHAR *dst;
if ((dst = ExAllocatePool(PagedPool, len * sizeof(WCHAR))))
sprintfW(dst, formatW, ext->desc.version, ext->desc.serial, ext->desc.uid, ext->index);
return dst;
}
static WCHAR *get_device_id(DEVICE_OBJECT *device)
{
static const WCHAR input_formatW[] = {'&','M','I','_','%','0','2','u',0};
static const WCHAR formatW[] = {'%','s','\\','v','i','d','_','%','0','4','x',
'&','p','i','d','_','%','0','4','x',0};
struct device_extension *ext = (struct device_extension *)device->DeviceExtension;
DWORD len = strlenW(ext->desc.busid) + 34;
WCHAR *dst, *tmp;
if ((dst = ExAllocatePool(PagedPool, len * sizeof(WCHAR))))
{
tmp = dst + sprintfW(dst, formatW, ext->desc.busid, ext->desc.vid, ext->desc.pid);
if (ext->desc.input != -1) sprintfW(tmp, input_formatW, ext->desc.input);
}
return dst;
}
static WCHAR *get_hardware_ids(DEVICE_OBJECT *device)
{
struct device_extension *ext = (struct device_extension *)device->DeviceExtension;
WCHAR *dst;
if ((dst = ExAllocatePool(PagedPool, (strlenW(ext->desc.busid) + 2) * sizeof(WCHAR))))
{
strcpyW(dst, ext->desc.busid);
dst[strlenW(dst) + 1] = 0;
}
return dst;
}
static WCHAR *get_compatible_ids(DEVICE_OBJECT *device)
{
static const WCHAR xinput_compat[] =
{
'W','I','N','E','B','U','S','\\','W','I','N','E','_','C','O','M','P','_','X','I','N','P','U','T',0
};
static const WCHAR hid_compat[] =
{
'W','I','N','E','B','U','S','\\','W','I','N','E','_','C','O','M','P','_','H','I','D',0
};
struct device_extension *ext = (struct device_extension *)device->DeviceExtension;
DWORD size = sizeof(hid_compat);
WCHAR *dst;
if (ext->desc.is_gamepad) size += sizeof(xinput_compat);
if ((dst = ExAllocatePool(PagedPool, size + sizeof(WCHAR))))
{
if (ext->desc.is_gamepad) memcpy(dst, xinput_compat, sizeof(xinput_compat));
memcpy((char *)dst + size - sizeof(hid_compat), hid_compat, sizeof(hid_compat));
dst[size / sizeof(WCHAR)] = 0;
}
return dst;
}
static void remove_pending_irps(DEVICE_OBJECT *device)
{
struct device_extension *ext = device->DeviceExtension;
LIST_ENTRY *entry;
while ((entry = RemoveHeadList(&ext->irp_queue)) != &ext->irp_queue)
{
IRP *queued_irp = CONTAINING_RECORD(entry, IRP, Tail.Overlay.ListEntry);
queued_irp->IoStatus.Status = STATUS_DELETE_PENDING;
queued_irp->IoStatus.Information = 0;
IoCompleteRequest(queued_irp, IO_NO_INCREMENT);
}
}
DEVICE_OBJECT *bus_create_hid_device(struct device_desc *desc, struct unix_device *unix_device)
{
static const WCHAR device_name_fmtW[] = {'\\','D','e','v','i','c','e','\\','%','s','#','%','p',0};
struct device_extension *ext;
DEVICE_OBJECT *device;
UNICODE_STRING nameW;
WCHAR dev_name[256];
NTSTATUS status;
TRACE("desc %s, unix_device %p\n", debugstr_device_desc(desc), unix_device);
sprintfW(dev_name, device_name_fmtW, desc->busid, unix_device);
RtlInitUnicodeString(&nameW, dev_name);
status = IoCreateDevice(driver_obj, sizeof(struct device_extension), &nameW, 0, 0, FALSE, &device);
if (status)
{
FIXME("failed to create device error %x\n", status);
return NULL;
}
EnterCriticalSection(&device_list_cs);
/* fill out device_extension struct */
ext = (struct device_extension *)device->DeviceExtension;
ext->device = device;
ext->desc = *desc;
ext->index = get_device_index(desc);
ext->last_report = NULL;
ext->last_report_size = 0;
ext->last_report_read = TRUE;
ext->buffer_size = 0;
ext->unix_device = unix_device;
InitializeListHead(&ext->irp_queue);
InitializeCriticalSection(&ext->cs);
ext->cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": cs");
/* add to list of pnp devices */
list_add_tail(&device_list, &ext->entry);
LeaveCriticalSection(&device_list_cs);
return device;
}
DEVICE_OBJECT *bus_find_hid_device(const WCHAR *bus_id, void *platform_dev)
{
struct device_extension *ext;
DEVICE_OBJECT *ret = NULL;
TRACE("bus_id %s, platform_dev %p\n", debugstr_w(bus_id), platform_dev);
EnterCriticalSection(&device_list_cs);
LIST_FOR_EACH_ENTRY(ext, &device_list, struct device_extension, entry)
{
if (strcmpW(ext->desc.busid, bus_id)) continue;
if (unix_device_compare(ext->device, platform_dev) == 0)
{
ret = ext->device;
break;
}
}
LeaveCriticalSection(&device_list_cs);
TRACE("returning %p\n", ret);
return ret;
}
static void bus_unlink_hid_device(DEVICE_OBJECT *device)
{
struct device_extension *ext = (struct device_extension *)device->DeviceExtension;
EnterCriticalSection(&device_list_cs);
list_remove(&ext->entry);
LeaveCriticalSection(&device_list_cs);
}
static NTSTATUS build_device_relations(DEVICE_RELATIONS **devices)
{
struct device_extension *ext;
int i;
EnterCriticalSection(&device_list_cs);
*devices = ExAllocatePool(PagedPool, offsetof(DEVICE_RELATIONS, Objects[list_count(&device_list)]));
if (!*devices)
{
LeaveCriticalSection(&device_list_cs);
return STATUS_INSUFFICIENT_RESOURCES;
}
i = 0;
LIST_FOR_EACH_ENTRY(ext, &device_list, struct device_extension, entry)
{
(*devices)->Objects[i] = ext->device;
call_fastcall_func1(ObfReferenceObject, ext->device);
i++;
}
LeaveCriticalSection(&device_list_cs);
(*devices)->Count = i;
return STATUS_SUCCESS;
}
static DWORD check_bus_option(const UNICODE_STRING *option, DWORD default_value)
{
char buffer[FIELD_OFFSET(KEY_VALUE_PARTIAL_INFORMATION, Data[sizeof(DWORD)])];
KEY_VALUE_PARTIAL_INFORMATION *info = (KEY_VALUE_PARTIAL_INFORMATION *)buffer;
DWORD size;
if (NtQueryValueKey(driver_key, option, KeyValuePartialInformation, info, sizeof(buffer), &size) == STATUS_SUCCESS)
{
if (info->Type == REG_DWORD) return *(DWORD *)info->Data;
}
return default_value;
}
static NTSTATUS handle_IRP_MN_QUERY_DEVICE_RELATIONS(IRP *irp)
{
NTSTATUS status = irp->IoStatus.Status;
IO_STACK_LOCATION *irpsp = IoGetCurrentIrpStackLocation( irp );
TRACE("IRP_MN_QUERY_DEVICE_RELATIONS\n");
switch (irpsp->Parameters.QueryDeviceRelations.Type)
{
case EjectionRelations:
case RemovalRelations:
case TargetDeviceRelation:
case PowerRelations:
FIXME("Unhandled Device Relation %x\n",irpsp->Parameters.QueryDeviceRelations.Type);
break;
case BusRelations:
status = build_device_relations((DEVICE_RELATIONS**)&irp->IoStatus.Information);
break;
default:
FIXME("Unknown Device Relation %x\n",irpsp->Parameters.QueryDeviceRelations.Type);
break;
}
return status;
}
static NTSTATUS handle_IRP_MN_QUERY_ID(DEVICE_OBJECT *device, IRP *irp)
{
NTSTATUS status = irp->IoStatus.Status;
IO_STACK_LOCATION *irpsp = IoGetCurrentIrpStackLocation( irp );
BUS_QUERY_ID_TYPE type = irpsp->Parameters.QueryId.IdType;
TRACE("(%p, %p)\n", device, irp);
switch (type)
{
case BusQueryHardwareIDs:
TRACE("BusQueryHardwareIDs\n");
irp->IoStatus.Information = (ULONG_PTR)get_hardware_ids(device);
break;
case BusQueryCompatibleIDs:
TRACE("BusQueryCompatibleIDs\n");
irp->IoStatus.Information = (ULONG_PTR)get_compatible_ids(device);
break;
case BusQueryDeviceID:
TRACE("BusQueryDeviceID\n");
irp->IoStatus.Information = (ULONG_PTR)get_device_id(device);
break;
case BusQueryInstanceID:
TRACE("BusQueryInstanceID\n");
irp->IoStatus.Information = (ULONG_PTR)get_instance_id(device);
break;
default:
FIXME("Unhandled type %08x\n", type);
return status;
}
status = irp->IoStatus.Information ? STATUS_SUCCESS : STATUS_NO_MEMORY;
return status;
}
static void mouse_device_create(void)
{
struct device_create_params params = {{0}};
if (winebus_call(mouse_create, &params)) return;
mouse_obj = bus_create_hid_device(&params.desc, params.device);
IoInvalidateDeviceRelations(bus_pdo, BusRelations);
}
static void keyboard_device_create(void)
{
struct device_create_params params = {{0}};
if (winebus_call(keyboard_create, &params)) return;
keyboard_obj = bus_create_hid_device(&params.desc, params.device);
IoInvalidateDeviceRelations(bus_pdo, BusRelations);
}
static DWORD bus_count;
static HANDLE bus_thread[16];
struct bus_main_params
{
const WCHAR *name;
void *init_args;
HANDLE init_done;
unsigned int init_code;
unsigned int wait_code;
struct bus_event *bus_event;
};
static DWORD CALLBACK bus_main_thread(void *args)
{
struct bus_main_params bus = *(struct bus_main_params *)args;
DEVICE_OBJECT *device;
NTSTATUS status;
TRACE("%s main loop starting\n", debugstr_w(bus.name));
status = winebus_call(bus.init_code, bus.init_args);
SetEvent(bus.init_done);
TRACE("%s main loop started\n", debugstr_w(bus.name));
bus.bus_event->type = BUS_EVENT_TYPE_NONE;
if (status) WARN("%s bus init returned status %#x\n", debugstr_w(bus.name), status);
else while ((status = winebus_call(bus.wait_code, bus.bus_event)) == STATUS_PENDING)
{
struct bus_event *event = bus.bus_event;
switch (event->type)
{
case BUS_EVENT_TYPE_NONE: break;
case BUS_EVENT_TYPE_DEVICE_REMOVED:
EnterCriticalSection(&device_list_cs);
if (!(device = bus_find_hid_device(event->device_removed.bus_id, event->device_removed.context)))
WARN("could not find removed device matching bus %s, context %p\n",
debugstr_w(event->device_removed.bus_id), event->device_removed.context);
else
bus_unlink_hid_device(device);
LeaveCriticalSection(&device_list_cs);
IoInvalidateDeviceRelations(bus_pdo, BusRelations);
break;
}
}
if (status) WARN("%s bus wait returned status %#x\n", debugstr_w(bus.name), status);
else TRACE("%s main loop exited\n", debugstr_w(bus.name));
HeapFree(GetProcessHeap(), 0, bus.bus_event);
return status;
}
static NTSTATUS bus_main_thread_start(struct bus_main_params *bus)
{
DWORD i = bus_count++;
if (!(bus->init_done = CreateEventW(NULL, FALSE, FALSE, NULL)))
{
ERR("failed to create %s bus init done event.\n", debugstr_w(bus->name));
bus_count--;
return STATUS_UNSUCCESSFUL;
}
if (!(bus->bus_event = HeapAlloc(GetProcessHeap(), 0, sizeof(struct bus_event))))
{
ERR("failed to allocate %s bus event.\n", debugstr_w(bus->name));
CloseHandle(bus->init_done);
bus_count--;
return STATUS_UNSUCCESSFUL;
}
if (!(bus_thread[i] = CreateThread(NULL, 0, bus_main_thread, bus, 0, NULL)))
{
ERR("failed to create %s bus thread.\n", debugstr_w(bus->name));
CloseHandle(bus->init_done);
bus_count--;
return STATUS_UNSUCCESSFUL;
}
WaitForSingleObject(bus->init_done, INFINITE);
CloseHandle(bus->init_done);
return STATUS_SUCCESS;
}
static NTSTATUS sdl_driver_init(void)
{
static const WCHAR bus_name[] = {'S','D','L',0};
static const WCHAR controller_modeW[] = {'M','a','p',' ','C','o','n','t','r','o','l','l','e','r','s',0};
static const UNICODE_STRING controller_mode = {sizeof(controller_modeW) - sizeof(WCHAR), sizeof(controller_modeW), (WCHAR*)controller_modeW};
struct sdl_bus_options bus_options;
struct bus_main_params bus =
{
.name = bus_name,
.init_args = &bus_options,
.init_code = sdl_init,
.wait_code = sdl_wait,
};
bus_options.map_controllers = check_bus_option(&controller_mode, 1);
if (!bus_options.map_controllers) TRACE("SDL controller to XInput HID gamepad mapping disabled\n");
return bus_main_thread_start(&bus);
}
static NTSTATUS udev_driver_init(void)
{
static const WCHAR bus_name[] = {'U','D','E','V',0};
static const WCHAR hidraw_disabledW[] = {'D','i','s','a','b','l','e','H','i','d','r','a','w',0};
static const UNICODE_STRING hidraw_disabled = {sizeof(hidraw_disabledW) - sizeof(WCHAR), sizeof(hidraw_disabledW), (WCHAR*)hidraw_disabledW};
static const WCHAR input_disabledW[] = {'D','i','s','a','b','l','e','I','n','p','u','t',0};
static const UNICODE_STRING input_disabled = {sizeof(input_disabledW) - sizeof(WCHAR), sizeof(input_disabledW), (WCHAR*)input_disabledW};
struct udev_bus_options bus_options;
struct bus_main_params bus =
{
.name = bus_name,
.init_args = &bus_options,
.init_code = udev_init,
.wait_code = udev_wait,
};
bus_options.disable_hidraw = check_bus_option(&hidraw_disabled, 0);
if (bus_options.disable_hidraw) TRACE("UDEV hidraw devices disabled in registry\n");
bus_options.disable_input = check_bus_option(&input_disabled, 0);
if (bus_options.disable_input) TRACE("UDEV input devices disabled in registry\n");
return bus_main_thread_start(&bus);
}
static NTSTATUS iohid_driver_init(void)
{
static const WCHAR bus_name[] = {'I','O','H','I','D'};
struct iohid_bus_options bus_options;
struct bus_main_params bus =
{
.name = bus_name,
.init_args = &bus_options,
.init_code = iohid_init,
.wait_code = iohid_wait,
};
return bus_main_thread_start(&bus);
}
static NTSTATUS fdo_pnp_dispatch(DEVICE_OBJECT *device, IRP *irp)
{
static const WCHAR SDL_enabledW[] = {'E','n','a','b','l','e',' ','S','D','L',0};
static const UNICODE_STRING SDL_enabled = {sizeof(SDL_enabledW) - sizeof(WCHAR), sizeof(SDL_enabledW), (WCHAR*)SDL_enabledW};
IO_STACK_LOCATION *irpsp = IoGetCurrentIrpStackLocation(irp);
NTSTATUS ret;
switch (irpsp->MinorFunction)
{
case IRP_MN_QUERY_DEVICE_RELATIONS:
irp->IoStatus.Status = handle_IRP_MN_QUERY_DEVICE_RELATIONS(irp);
break;
case IRP_MN_START_DEVICE:
mouse_device_create();
keyboard_device_create();
if (!check_bus_option(&SDL_enabled, 1) || sdl_driver_init())
{
udev_driver_init();
iohid_driver_init();
}
irp->IoStatus.Status = STATUS_SUCCESS;
break;
case IRP_MN_SURPRISE_REMOVAL:
irp->IoStatus.Status = STATUS_SUCCESS;
break;
case IRP_MN_REMOVE_DEVICE:
winebus_call(sdl_stop, NULL);
winebus_call(udev_stop, NULL);
winebus_call(iohid_stop, NULL);
WaitForMultipleObjects(bus_count, bus_thread, TRUE, INFINITE);
while (bus_count--) CloseHandle(bus_thread[bus_count]);
irp->IoStatus.Status = STATUS_SUCCESS;
IoSkipCurrentIrpStackLocation(irp);
ret = IoCallDriver(bus_pdo, irp);
IoDetachDevice(bus_pdo);
IoDeleteDevice(device);
return ret;
default:
FIXME("Unhandled minor function %#x.\n", irpsp->MinorFunction);
}
IoSkipCurrentIrpStackLocation(irp);
return IoCallDriver(bus_pdo, irp);
}
static NTSTATUS pdo_pnp_dispatch(DEVICE_OBJECT *device, IRP *irp)
{
struct device_extension *ext = device->DeviceExtension;
NTSTATUS status = irp->IoStatus.Status;
IO_STACK_LOCATION *irpsp = IoGetCurrentIrpStackLocation(irp);
TRACE("device %p, irp %p, minor function %#x.\n", device, irp, irpsp->MinorFunction);
switch (irpsp->MinorFunction)
{
case IRP_MN_QUERY_ID:
status = handle_IRP_MN_QUERY_ID(device, irp);
break;
case IRP_MN_QUERY_CAPABILITIES:
status = STATUS_SUCCESS;
break;
case IRP_MN_START_DEVICE:
EnterCriticalSection(&ext->cs);
if (ext->state != DEVICE_STATE_STOPPED) status = STATUS_SUCCESS;
else if (ext->state == DEVICE_STATE_REMOVED) status = STATUS_DELETE_PENDING;
else if (!(status = unix_device_start(device))) ext->state = DEVICE_STATE_STARTED;
else ERR("failed to start device %p, status %#x\n", device, status);
LeaveCriticalSection(&ext->cs);
break;
case IRP_MN_SURPRISE_REMOVAL:
EnterCriticalSection(&ext->cs);
remove_pending_irps(device);
ext->state = DEVICE_STATE_REMOVED;
LeaveCriticalSection(&ext->cs);
status = STATUS_SUCCESS;
break;
case IRP_MN_REMOVE_DEVICE:
remove_pending_irps(device);
bus_unlink_hid_device(device);
unix_device_remove(device);
ext->cs.DebugInfo->Spare[0] = 0;
DeleteCriticalSection(&ext->cs);
HeapFree(GetProcessHeap(), 0, ext->last_report);
irp->IoStatus.Status = STATUS_SUCCESS;
IoCompleteRequest(irp, IO_NO_INCREMENT);
IoDeleteDevice(device);
return STATUS_SUCCESS;
default:
FIXME("Unhandled function %08x\n", irpsp->MinorFunction);
/* fall through */
case IRP_MN_QUERY_DEVICE_RELATIONS:
break;
}
irp->IoStatus.Status = status;
IoCompleteRequest(irp, IO_NO_INCREMENT);
return status;
}
static NTSTATUS WINAPI common_pnp_dispatch(DEVICE_OBJECT *device, IRP *irp)
{
if (device == bus_fdo)
return fdo_pnp_dispatch(device, irp);
return pdo_pnp_dispatch(device, irp);
}
static NTSTATUS deliver_last_report(struct device_extension *ext, DWORD buffer_length, BYTE* buffer, ULONG_PTR *out_length)
{
if (buffer_length < ext->last_report_size)
{
*out_length = 0;
return STATUS_BUFFER_TOO_SMALL;
}
else
{
if (ext->last_report)
memcpy(buffer, ext->last_report, ext->last_report_size);
*out_length = ext->last_report_size;
return STATUS_SUCCESS;
}
}
static NTSTATUS hid_get_native_string(DEVICE_OBJECT *device, DWORD index, WCHAR *buffer, DWORD length)
{
struct device_extension *ext = (struct device_extension *)device->DeviceExtension;
const struct product_desc *vendor_products;
unsigned int i, vendor_products_size = 0;
if (ext->desc.vid == VID_MICROSOFT)
{
vendor_products = XBOX_CONTROLLERS;
vendor_products_size = ARRAY_SIZE(XBOX_CONTROLLERS);
}
for (i = 0; i < vendor_products_size; i++)
{
if (ext->desc.pid == vendor_products[i].pid)
break;
}
if (i >= vendor_products_size)
return STATUS_UNSUCCESSFUL;
switch (index)
{
case HID_STRING_ID_IPRODUCT:
if (vendor_products[i].product)
{
strcpyW(buffer, vendor_products[i].product);
return STATUS_SUCCESS;
}
break;
case HID_STRING_ID_IMANUFACTURER:
if (vendor_products[i].manufacturer)
{
strcpyW(buffer, vendor_products[i].manufacturer);
return STATUS_SUCCESS;
}
break;
case HID_STRING_ID_ISERIALNUMBER:
if (vendor_products[i].serialnumber)
{
strcpyW(buffer, vendor_products[i].serialnumber);
return STATUS_SUCCESS;
}
break;
}
return STATUS_UNSUCCESSFUL;
}
static NTSTATUS WINAPI hid_internal_dispatch(DEVICE_OBJECT *device, IRP *irp)
{
IO_STACK_LOCATION *irpsp = IoGetCurrentIrpStackLocation(irp);
struct device_extension *ext = (struct device_extension *)device->DeviceExtension;
ULONG code, buffer_len = irpsp->Parameters.DeviceIoControl.OutputBufferLength;
NTSTATUS status;
TRACE("(%p, %p)\n", device, irp);
if (device == bus_fdo)
{
IoSkipCurrentIrpStackLocation(irp);
return IoCallDriver(bus_pdo, irp);
}
EnterCriticalSection(&ext->cs);
if (ext->state == DEVICE_STATE_REMOVED)
{
LeaveCriticalSection(&ext->cs);
irp->IoStatus.Status = STATUS_DELETE_PENDING;
IoCompleteRequest(irp, IO_NO_INCREMENT);
return STATUS_DELETE_PENDING;
}
switch ((code = 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 (buffer_len < sizeof(*attr))
{
irp->IoStatus.Status = STATUS_BUFFER_TOO_SMALL;
break;
}
memset(attr, 0, sizeof(*attr));
attr->Size = sizeof(*attr);
attr->VendorID = ext->desc.vid;
attr->ProductID = ext->desc.pid;
attr->VersionNumber = ext->desc.version;
irp->IoStatus.Status = STATUS_SUCCESS;
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 (buffer_len < sizeof(*descriptor))
{
irp->IoStatus.Status = STATUS_BUFFER_TOO_SMALL;
break;
}
irp->IoStatus.Status = unix_device_get_report_descriptor(device, NULL, 0, &length);
if (irp->IoStatus.Status != STATUS_SUCCESS &&
irp->IoStatus.Status != STATUS_BUFFER_TOO_SMALL)
{
WARN("Failed to get platform report descriptor length\n");
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.Status = STATUS_SUCCESS;
irp->IoStatus.Information = sizeof(*descriptor);
break;
}
case IOCTL_HID_GET_REPORT_DESCRIPTOR:
TRACE("IOCTL_HID_GET_REPORT_DESCRIPTOR\n");
irp->IoStatus.Status = unix_device_get_report_descriptor(device, irp->UserBuffer, buffer_len, &buffer_len);
irp->IoStatus.Information = buffer_len;
break;
case IOCTL_HID_GET_STRING:
{
DWORD index = (ULONG_PTR)irpsp->Parameters.DeviceIoControl.Type3InputBuffer;
TRACE("IOCTL_HID_GET_STRING[%08x]\n", index);
irp->IoStatus.Status = hid_get_native_string(device, index, (WCHAR *)irp->UserBuffer, buffer_len / sizeof(WCHAR));
if (irp->IoStatus.Status != STATUS_SUCCESS)
irp->IoStatus.Status = unix_device_get_string(device, index, (WCHAR *)irp->UserBuffer, buffer_len / sizeof(WCHAR));
if (irp->IoStatus.Status == STATUS_SUCCESS)
irp->IoStatus.Information = (strlenW((WCHAR *)irp->UserBuffer) + 1) * sizeof(WCHAR);
break;
}
case IOCTL_HID_GET_INPUT_REPORT:
{
HID_XFER_PACKET *packet = (HID_XFER_PACKET*)(irp->UserBuffer);
TRACE_(hid_report)("IOCTL_HID_GET_INPUT_REPORT\n");
irp->IoStatus.Status = deliver_last_report(ext,
packet->reportBufferLen, packet->reportBuffer,
&irp->IoStatus.Information);
if (irp->IoStatus.Status == STATUS_SUCCESS)
packet->reportBufferLen = irp->IoStatus.Information;
break;
}
case IOCTL_HID_READ_REPORT:
{
TRACE_(hid_report)("IOCTL_HID_READ_REPORT\n");
if (!ext->last_report_read)
{
irp->IoStatus.Status = deliver_last_report(ext,
buffer_len, irp->UserBuffer, &irp->IoStatus.Information);
ext->last_report_read = TRUE;
}
else
{
InsertTailList(&ext->irp_queue, &irp->Tail.Overlay.ListEntry);
irp->IoStatus.Status = STATUS_PENDING;
}
break;
}
case IOCTL_HID_SET_OUTPUT_REPORT:
case IOCTL_HID_WRITE_REPORT:
{
HID_XFER_PACKET *packet = (HID_XFER_PACKET*)(irp->UserBuffer);
TRACE_(hid_report)("IOCTL_HID_WRITE_REPORT / IOCTL_HID_SET_OUTPUT_REPORT\n");
unix_device_set_output_report(device, packet, &irp->IoStatus);
break;
}
case IOCTL_HID_GET_FEATURE:
{
HID_XFER_PACKET *packet = (HID_XFER_PACKET*)(irp->UserBuffer);
TRACE_(hid_report)("IOCTL_HID_GET_FEATURE\n");
unix_device_get_feature_report(device, packet, &irp->IoStatus);
break;
}
case IOCTL_HID_SET_FEATURE:
{
HID_XFER_PACKET *packet = (HID_XFER_PACKET*)(irp->UserBuffer);
TRACE_(hid_report)("IOCTL_HID_SET_FEATURE\n");
unix_device_set_feature_report(device, packet, &irp->IoStatus);
break;
}
default:
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;
}
status = irp->IoStatus.Status;
LeaveCriticalSection(&ext->cs);
if (status != STATUS_PENDING) IoCompleteRequest(irp, IO_NO_INCREMENT);
return status;
}
void process_hid_report(DEVICE_OBJECT *device, BYTE *report, DWORD length)
{
struct device_extension *ext = (struct device_extension*)device->DeviceExtension;
IRP *irp;
LIST_ENTRY *entry;
if (!length || !report)
return;
EnterCriticalSection(&ext->cs);
if (length > ext->buffer_size)
{
HeapFree(GetProcessHeap(), 0, ext->last_report);
ext->last_report = HeapAlloc(GetProcessHeap(), 0, length);
if (!ext->last_report)
{
ERR_(hid_report)("Failed to alloc last report\n");
ext->buffer_size = 0;
ext->last_report_size = 0;
ext->last_report_read = TRUE;
LeaveCriticalSection(&ext->cs);
return;
}
else
ext->buffer_size = length;
}
memcpy(ext->last_report, report, length);
ext->last_report_size = length;
ext->last_report_read = FALSE;
while ((entry = RemoveHeadList(&ext->irp_queue)) != &ext->irp_queue)
{
IO_STACK_LOCATION *irpsp;
TRACE_(hid_report)("Processing Request\n");
irp = CONTAINING_RECORD(entry, IRP, Tail.Overlay.ListEntry);
irpsp = IoGetCurrentIrpStackLocation(irp);
irp->IoStatus.Status = deliver_last_report(ext,
irpsp->Parameters.DeviceIoControl.OutputBufferLength,
irp->UserBuffer, &irp->IoStatus.Information);
ext->last_report_read = TRUE;
IoCompleteRequest(irp, IO_NO_INCREMENT);
}
LeaveCriticalSection(&ext->cs);
}
BOOL is_xbox_gamepad(WORD vid, WORD pid)
{
int i;
if (vid != VID_MICROSOFT)
return FALSE;
for (i = 0; i < ARRAY_SIZE(XBOX_CONTROLLERS); i++)
if (pid == XBOX_CONTROLLERS[i].pid) return TRUE;
return FALSE;
}
static NTSTATUS WINAPI driver_add_device(DRIVER_OBJECT *driver, DEVICE_OBJECT *pdo)
{
NTSTATUS ret;
TRACE("driver %p, pdo %p.\n", driver, pdo);
if ((ret = IoCreateDevice(driver, 0, NULL, FILE_DEVICE_BUS_EXTENDER, 0, FALSE, &bus_fdo)))
{
ERR("Failed to create FDO, status %#x.\n", ret);
return ret;
}
IoAttachDeviceToDeviceStack(bus_fdo, pdo);
bus_pdo = pdo;
bus_fdo->Flags &= ~DO_DEVICE_INITIALIZING;
return STATUS_SUCCESS;
}
static void WINAPI driver_unload(DRIVER_OBJECT *driver)
{
NtClose(driver_key);
}
NTSTATUS WINAPI DriverEntry( DRIVER_OBJECT *driver, UNICODE_STRING *path )
{
OBJECT_ATTRIBUTES attr = {0};
NTSTATUS ret;
TRACE( "(%p, %s)\n", driver, debugstr_w(path->Buffer) );
attr.Length = sizeof(attr);
attr.ObjectName = path;
attr.Attributes = OBJ_CASE_INSENSITIVE | OBJ_KERNEL_HANDLE;
if ((ret = NtOpenKey(&driver_key, KEY_ALL_ACCESS, &attr)) != STATUS_SUCCESS)
ERR("Failed to open driver key, status %#x.\n", ret);
driver_obj = driver;
driver->MajorFunction[IRP_MJ_PNP] = common_pnp_dispatch;
driver->MajorFunction[IRP_MJ_INTERNAL_DEVICE_CONTROL] = hid_internal_dispatch;
driver->DriverExtension->AddDevice = driver_add_device;
driver->DriverUnload = driver_unload;
return STATUS_SUCCESS;
}
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