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winebus.sys: Pass a unix_device pointer in every bus event. 

Signed-off-by: Rémi Bernon <rbernon@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Rémi Bernon 2021-09-16 10:17:52 +02:00 committed by Alexandre Julliard
parent 8bff437e9d
commit 421a6f53ad
7 changed files with 75 additions and 73 deletions
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38
dlls/winebus.sys/bus_iohid.c
View File

@ -95,9 +95,19 @@
WINE_DEFAULT_DEBUG_CHANNEL(plugplay);
#ifdef HAVE_IOHIDMANAGERCREATE
static CRITICAL_SECTION iohid_cs;
static CRITICAL_SECTION_DEBUG iohid_cs_debug =
{
0, 0, &iohid_cs,
{ &iohid_cs_debug.ProcessLocksList, &iohid_cs_debug.ProcessLocksList },
0, 0, { (DWORD_PTR)(__FILE__ ": iohid_cs") }
};
static CRITICAL_SECTION iohid_cs = { &iohid_cs_debug, -1, 0, 0, 0, 0 };
static IOHIDManagerRef hid_manager;
static CFRunLoopRef run_loop;
static struct list event_queue = LIST_INIT(event_queue);
static struct list device_list = LIST_INIT(device_list);
static const WCHAR busidW[] = {'I','O','H','I','D',0};
static struct iohid_bus_options options;
@ -114,6 +124,16 @@ static inline struct platform_private *impl_from_unix_device(struct unix_device
return CONTAINING_RECORD(iface, struct platform_private, unix_device);
}
static struct platform_private *find_device_from_iohid(IOHIDDeviceRef IOHIDDevice)
{
struct platform_private *private;
LIST_FOR_EACH_ENTRY(private, &device_list, struct platform_private, unix_device.entry)
if (!private->device == IOHIDDevice) return private;
return NULL;
}
static void CFStringToWSTR(CFStringRef cstr, LPWSTR wstr, int length)
{
int len = min(CFStringGetLength(cstr), length-1);
@ -170,6 +190,10 @@ static void iohid_device_stop(struct unix_device *iface)
struct platform_private *private = impl_from_unix_device(iface);
IOHIDDeviceRegisterInputReportCallback(private->device, NULL, 0, NULL, NULL);
EnterCriticalSection(&iohid_cs);
list_remove(&private->unix_device.entry);
LeaveCriticalSection(&iohid_cs);
}
static NTSTATUS iohid_device_get_report_descriptor(struct unix_device *iface, BYTE *buffer,
@ -336,6 +360,7 @@ static void handle_DeviceMatchingCallback(void *context, IOReturn result, void *
TRACE("dev %p, desc %s.\n", IOHIDDevice, debugstr_device_desc(&desc));
if (!(private = unix_device_create(&iohid_device_vtbl, sizeof(struct platform_private)))) return;
list_add_tail(&device_list, &private->unix_device.entry);
private->device = IOHIDDevice;
private->buffer = NULL;
@ -344,13 +369,18 @@ static void handle_DeviceMatchingCallback(void *context, IOReturn result, void *
static void handle_RemovalCallback(void *context, IOReturn result, void *sender, IOHIDDeviceRef IOHIDDevice)
{
struct platform_private *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. */
IOHIDDeviceUnscheduleFromRunLoop(IOHIDDevice, CFRunLoopGetCurrent(), kCFRunLoopDefaultMode);
IOHIDDeviceClose(IOHIDDevice, 0);
bus_event_queue_device_removed(&event_queue, busidW, IOHIDDevice);
device = find_device_from_iohid(IOHIDDevice);
if (device) bus_event_queue_device_removed(&event_queue, &device->unix_device);
else WARN("failed to find device for iohid device %p\n", IOHIDDevice);
}
NTSTATUS iohid_bus_init(void *args)
@ -377,6 +407,7 @@ NTSTATUS iohid_bus_init(void *args)
NTSTATUS iohid_bus_wait(void *args)
{
struct bus_event *result = args;
CFRunLoopRunResult ret;
/* cleanup previously returned event */
bus_event_cleanup(result);
@ -384,7 +415,10 @@ NTSTATUS iohid_bus_wait(void *args)
do
{
if (bus_event_queue_pop(&event_queue, result)) return STATUS_PENDING;
} while (CFRunLoopRunInMode(kCFRunLoopDefaultMode, 10, TRUE) != kCFRunLoopRunStopped);
EnterCriticalSection(&iohid_cs);
ret = CFRunLoopRunInMode(kCFRunLoopDefaultMode, 10, TRUE);
LeaveCriticalSection(&iohid_cs);
} while (ret != kCFRunLoopRunStopped);
TRACE("IOHID main loop exiting\n");
bus_event_queue_destroy(&event_queue);

4
dlls/winebus.sys/bus_sdl.c
View File

@ -799,7 +799,9 @@ static void process_device_event(SDL_Event *event)
else if (event->type == SDL_JOYDEVICEREMOVED)
{
id = ((SDL_JoyDeviceEvent *)event)->which;
bus_event_queue_device_removed(&event_queue, sdl_busidW, ULongToPtr(id));
device = find_device_from_id(id);
if (device) bus_event_queue_device_removed(&event_queue, &device->unix_device);
else WARN("failed to find device with id %d\n", id);
}
else if (event->type >= SDL_JOYAXISMOTION && event->type <= SDL_JOYBUTTONUP)
{

25
dlls/winebus.sys/bus_udev.c
View File

@ -200,6 +200,16 @@ static struct platform_private *find_device_from_syspath(const char *path)
return NULL;
}
static struct platform_private *find_device_from_udev(struct udev_device *dev)
{
struct platform_private *device;
LIST_FOR_EACH_ENTRY(device, &device_list, struct platform_private, unix_device.entry)
if (device->udev_device == dev) return device;
return NULL;
}
#ifdef HAS_PROPER_INPUT_HEADER
static const BYTE ABS_TO_HID_MAP[][2] = {
@ -1062,14 +1072,6 @@ static void udev_add_device(struct udev_device *dev)
#endif
}
static void try_remove_device(struct udev_device *dev)
{
bus_event_queue_device_removed(&event_queue, hidraw_busidW, dev);
#ifdef HAS_PROPER_INPUT_HEADER
bus_event_queue_device_removed(&event_queue, lnxev_busidW, dev);
#endif
}
static void build_initial_deviceset(void)
{
struct udev_enumerate *enumerate;
@ -1161,6 +1163,7 @@ error:
static void process_monitor_event(struct udev_monitor *monitor)
{
struct platform_private *device;
struct udev_device *dev;
const char *action;
@ -1180,7 +1183,11 @@ static void process_monitor_event(struct udev_monitor *monitor)
else if (strcmp(action, "add") == 0)
udev_add_device(dev);
else if (strcmp(action, "remove") == 0)
try_remove_device(dev);
{
device = find_device_from_udev(dev);
if (device) bus_event_queue_device_removed(&event_queue, &device->unix_device);
else WARN("failed to find device for udev device %p\n", dev);
}
else
WARN("Unhandled action %s\n", debugstr_a(action));

53
dlls/winebus.sys/main.c
View File

@ -146,17 +146,6 @@ static void unix_device_remove(DEVICE_OBJECT *device)
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;
@ -359,29 +348,6 @@ static DEVICE_OBJECT *bus_create_hid_device(struct device_desc *desc, struct uni
return device;
}
static 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 DEVICE_OBJECT *bus_find_unix_device(struct unix_device *unix_device)
{
struct device_extension *ext;
@ -625,28 +591,25 @@ static DWORD CALLBACK bus_main_thread(void *args)
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);
device = bus_find_unix_device(event->device);
if (!device) WARN("could not find device for %s bus device %p\n", debugstr_w(bus.name), event->device);
else bus_unlink_hid_device(device);
LeaveCriticalSection(&device_list_cs);
IoInvalidateDeviceRelations(bus_pdo, BusRelations);
break;
case BUS_EVENT_TYPE_DEVICE_CREATED:
device = bus_create_hid_device(&event->device_created.desc, event->device_created.device);
device = bus_create_hid_device(&event->device_created.desc, event->device);
if (device) IoInvalidateDeviceRelations(bus_pdo, BusRelations);
else
{
WARN("failed to create device for %s bus device %p\n",
debugstr_w(bus.name), event->device_created.device);
winebus_call(device_remove, event->device_created.device);
WARN("failed to create device for %s bus device %p\n", debugstr_w(bus.name), event->device);
winebus_call(device_remove, event->device);
}
break;
case BUS_EVENT_TYPE_INPUT_REPORT:
EnterCriticalSection(&device_list_cs);
device = bus_find_unix_device(event->input_report.device);
if (!device) WARN("could not find device for %s bus device %p\n", debugstr_w(bus.name), event->input_report.device);
device = bus_find_unix_device(event->device);
if (!device) WARN("could not find device for %s bus device %p\n", debugstr_w(bus.name), event->device);
else process_hid_report(device, event->input_report.buffer, event->input_report.length);
LeaveCriticalSection(&device_list_cs);
break;

2
dlls/winebus.sys/unix_private.h
View File

@ -64,7 +64,7 @@ extern NTSTATUS iohid_bus_stop(void *) DECLSPEC_HIDDEN;
extern void bus_event_cleanup(struct bus_event *event) DECLSPEC_HIDDEN;
extern void bus_event_queue_destroy(struct list *queue) DECLSPEC_HIDDEN;
extern BOOL bus_event_queue_device_removed(struct list *queue, const WCHAR *bus_id, void *context) DECLSPEC_HIDDEN;
extern BOOL bus_event_queue_device_removed(struct list *queue, struct unix_device *device) DECLSPEC_HIDDEN;
extern BOOL bus_event_queue_device_created(struct list *queue, struct unix_device *device, struct device_desc *desc) DECLSPEC_HIDDEN;
extern BOOL bus_event_queue_input_report(struct list *queue, struct unix_device *device,
BYTE *report, USHORT length) DECLSPEC_HIDDEN;

17
dlls/winebus.sys/unixlib.c
View File

@ -343,8 +343,8 @@ const unixlib_entry_t __wine_unix_call_funcs[] =
void bus_event_cleanup(struct bus_event *event)
{
if (event->type == BUS_EVENT_TYPE_INPUT_REPORT)
unix_device_decref(event->input_report.device);
if (event->type == BUS_EVENT_TYPE_NONE) return;
unix_device_decref(event->device);
}
void bus_event_queue_destroy(struct list *queue)
@ -358,15 +358,16 @@ void bus_event_queue_destroy(struct list *queue)
}
}
BOOL bus_event_queue_device_removed(struct list *queue, const WCHAR *bus_id, void *context)
BOOL bus_event_queue_device_removed(struct list *queue, struct unix_device *device)
{
ULONG size = sizeof(struct bus_event);
struct bus_event *event = HeapAlloc(GetProcessHeap(), 0, size);
if (!event) return FALSE;
if (unix_device_incref(device) == 1) return FALSE; /* being destroyed */
event->type = BUS_EVENT_TYPE_DEVICE_REMOVED;
event->device_removed.bus_id = bus_id;
event->device_removed.context = context;
event->device = device;
list_add_tail(queue, &event->entry);
return TRUE;
@ -378,8 +379,10 @@ BOOL bus_event_queue_device_created(struct list *queue, struct unix_device *devi
struct bus_event *event = HeapAlloc(GetProcessHeap(), 0, size);
if (!event) return FALSE;
if (unix_device_incref(device) == 1) return FALSE; /* being destroyed */
event->type = BUS_EVENT_TYPE_DEVICE_CREATED;
event->device_created.device = device;
event->device = device;
event->device_created.desc = *desc;
list_add_tail(queue, &event->entry);
@ -395,7 +398,7 @@ BOOL bus_event_queue_input_report(struct list *queue, struct unix_device *device
if (unix_device_incref(device) == 1) return FALSE; /* being destroyed */
event->type = BUS_EVENT_TYPE_INPUT_REPORT;
event->input_report.device = device;
event->device = device;
event->input_report.length = length;
memcpy(event->input_report.buffer, report, length);
list_add_tail(queue, &event->entry);

9
dlls/winebus.sys/unixlib.h
View File

@ -76,23 +76,16 @@ struct bus_event
enum bus_event_type type;
struct list entry;
struct unix_device *device;
union
{
struct
{
const WCHAR *bus_id;
void *context;
} device_removed;
struct
{
struct unix_device *device;
struct device_desc desc;
} device_created;
struct
{
struct unix_device *device;
USHORT length;
BYTE buffer[1];
} input_report;