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git://source.winehq.org/git/wine.git
synced 2024-09-01 16:03:38 +00:00
wineusb.sys: Create separate unix devices for each interface.
This commit is contained in:
parent
c698dc6e36
commit
b41fe10fd4
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@ -40,6 +40,15 @@
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WINE_DEFAULT_DEBUG_CHANNEL(wineusb);
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struct unix_device
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{
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struct list entry;
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libusb_device_handle *handle;
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bool interface;
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};
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static libusb_hotplug_callback_handle hotplug_cb_handle;
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static bool thread_shutdown;
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@ -109,6 +118,7 @@ static NTSTATUS usb_get_event(void *args)
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static void add_usb_device(libusb_device *libusb_device)
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{
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struct libusb_config_descriptor *config_desc;
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struct libusb_device_descriptor device_desc;
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struct unix_device *unix_device;
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struct usb_event usb_event;
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@ -128,6 +138,8 @@ static void add_usb_device(libusb_device *libusb_device)
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free(unix_device);
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return;
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}
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unix_device->interface = false;
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pthread_mutex_lock(&device_mutex);
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list_add_tail(&device_list, &unix_device->entry);
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pthread_mutex_unlock(&device_mutex);
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@ -140,7 +152,60 @@ static void add_usb_device(libusb_device *libusb_device)
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usb_event.u.added_device.class = device_desc.bDeviceClass;
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usb_event.u.added_device.subclass = device_desc.bDeviceSubClass;
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usb_event.u.added_device.protocol = device_desc.bDeviceProtocol;
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usb_event.u.added_device.interface = false;
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queue_event(&usb_event);
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if (!(ret = libusb_get_active_config_descriptor(libusb_device, &config_desc)))
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{
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/* Create new devices for interfaces of composite devices.
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*
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* On Windows this is the job of usbccgp.sys, a separate driver that
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* layers on top of the base USB driver. While we could take this
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* approach as well, implementing usbccgp is a lot more work, whereas
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* interface support is effectively built into libusb.
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*
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* FIXME: usbccgp does not create separate interfaces in some cases,
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* e.g. when there is an interface association descriptor available.
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*/
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if (config_desc->bNumInterfaces > 1)
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{
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uint8_t i;
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for (i = 0; i < config_desc->bNumInterfaces; ++i)
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{
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const struct libusb_interface *interface = &config_desc->interface[i];
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const struct libusb_interface_descriptor *iface_desc;
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struct unix_device *unix_iface;
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if (interface->num_altsetting != 1)
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FIXME("Interface %u has %u alternate settings; using the first one.\n",
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i, interface->num_altsetting);
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iface_desc = &interface->altsetting[0];
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if (!(unix_iface = calloc(1, sizeof(*unix_iface))))
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return;
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unix_iface->handle = unix_device->handle;
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unix_iface->interface = true;
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pthread_mutex_lock(&device_mutex);
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list_add_tail(&device_list, &unix_iface->entry);
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pthread_mutex_unlock(&device_mutex);
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usb_event.u.added_device.device = unix_iface;
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usb_event.u.added_device.class = iface_desc->bInterfaceClass;
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usb_event.u.added_device.subclass = iface_desc->bInterfaceSubClass;
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usb_event.u.added_device.protocol = iface_desc->bInterfaceProtocol;
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usb_event.u.added_device.interface = true;
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usb_event.u.added_device.interface_index = iface_desc->bInterfaceNumber;
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queue_event(&usb_event);
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}
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}
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libusb_free_config_descriptor(config_desc);
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}
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else
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{
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ERR("Failed to get configuration descriptor: %s\n", libusb_strerror(ret));
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}
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}
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static void remove_usb_device(libusb_device *libusb_device)
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@ -26,13 +26,6 @@
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#include "ddk/wdm.h"
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#include "wine/unixlib.h"
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struct unix_device
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{
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struct list entry;
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libusb_device_handle *handle;
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};
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enum usb_event_type
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{
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USB_EVENT_ADD_DEVICE,
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@ -52,6 +45,8 @@ struct usb_event
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struct unix_device *device;
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UINT16 vendor, product, revision;
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UINT8 class, subclass, protocol;
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bool interface;
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UINT8 interface_index;
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} added_device;
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struct unix_device *removed_device;
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IRP *completed_irp;
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@ -79,9 +79,7 @@ struct usb_device
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DEVICE_OBJECT *device_obj;
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/* Points to the parent USB device if this is a USB interface; otherwise
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* NULL. */
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struct usb_device *parent;
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bool interface;
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uint8_t interface_index;
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uint8_t class, subclass, protocol;
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@ -106,49 +104,15 @@ static void destroy_unix_device(struct unix_device *unix_device)
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__wine_unix_call(unix_handle, unix_usb_destroy_device, ¶ms);
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}
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static void add_usb_interface(struct usb_device *parent, const struct libusb_interface_descriptor *desc)
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{
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struct usb_device *device;
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DEVICE_OBJECT *device_obj;
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NTSTATUS status;
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if ((status = IoCreateDevice(driver_obj, sizeof(*device), NULL,
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FILE_DEVICE_USB, FILE_AUTOGENERATED_DEVICE_NAME, FALSE, &device_obj)))
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{
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ERR("Failed to create device, status %#x.\n", status);
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return;
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}
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device = device_obj->DeviceExtension;
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device->device_obj = device_obj;
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device->parent = parent;
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device->unix_device = parent->unix_device;
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device->interface_index = desc->bInterfaceNumber;
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device->class = desc->bInterfaceClass;
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device->subclass = desc->bInterfaceSubClass;
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device->protocol = desc->bInterfaceProtocol;
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device->vendor = parent->vendor;
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device->product = parent->product;
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device->revision = parent->revision;
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InitializeListHead(&device->irp_list);
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EnterCriticalSection(&wineusb_cs);
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list_add_tail(&device_list, &device->entry);
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LeaveCriticalSection(&wineusb_cs);
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}
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static void add_unix_device(const struct usb_add_device_event *event)
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{
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static const WCHAR formatW[] = {'\\','D','e','v','i','c','e','\\','U','S','B','P','D','O','-','%','u',0};
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libusb_device *libusb_device = libusb_get_device(event->device->handle);
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struct libusb_config_descriptor *config_desc;
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static unsigned int name_index;
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struct usb_device *device;
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DEVICE_OBJECT *device_obj;
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UNICODE_STRING string;
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NTSTATUS status;
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WCHAR name[26];
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int ret;
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TRACE("Adding new device %p, vendor %04x, product %04x.\n", event->device,
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event->vendor, event->product);
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@ -179,39 +143,6 @@ static void add_unix_device(const struct usb_add_device_event *event)
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list_add_tail(&device_list, &device->entry);
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LeaveCriticalSection(&wineusb_cs);
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if (!(ret = libusb_get_active_config_descriptor(libusb_device, &config_desc)))
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{
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/* Create new devices for interfaces of composite devices.
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*
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* On Windows this is the job of usbccgp.sys, a separate driver that
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* layers on top of the base USB driver. While we could take this
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* approach as well, implementing usbccgp is a lot more work, whereas
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* interface support is effectively built into libusb.
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*
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* FIXME: usbccgp does not create separate interfaces in some cases,
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* e.g. when there is an interface association descriptor available.
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*/
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if (config_desc->bNumInterfaces > 1)
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{
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uint8_t i;
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for (i = 0; i < config_desc->bNumInterfaces; ++i)
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{
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const struct libusb_interface *interface = &config_desc->interface[i];
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if (interface->num_altsetting != 1)
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FIXME("Interface %u has %u alternate settings; using the first one.\n",
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i, interface->num_altsetting);
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add_usb_interface(device, &interface->altsetting[0]);
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}
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}
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libusb_free_config_descriptor(config_desc);
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}
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else
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{
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ERR("Failed to get configuration descriptor: %s\n", libusb_strerror(ret));
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}
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IoInvalidateDeviceRelations(bus_pdo, BusRelations);
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}
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@ -379,8 +310,7 @@ static NTSTATUS fdo_pnp(IRP *irp)
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LIST_FOR_EACH_ENTRY_SAFE(device, cursor, &device_list, struct usb_device, entry)
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{
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assert(!device->removed);
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if (!device->parent)
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destroy_unix_device(device->unix_device);
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destroy_unix_device(device->unix_device);
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list_remove(&device->entry);
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IoDeleteDevice(device->device_obj);
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}
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@ -445,7 +375,7 @@ static void get_device_id(const struct usb_device *device, struct string_buffer
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static const WCHAR formatW[] = {'U','S','B','\\','V','I','D','_','%','0','4','X',
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'&','P','I','D','_','%','0','4','X',0};
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if (device->parent)
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if (device->interface)
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append_id(buffer, interface_formatW, device->vendor, device->product, device->interface_index);
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else
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append_id(buffer, formatW, device->vendor, device->product);
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@ -458,7 +388,7 @@ static void get_hardware_ids(const struct usb_device *device, struct string_buff
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static const WCHAR formatW[] = {'U','S','B','\\','V','I','D','_','%','0','4','X',
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'&','P','I','D','_','%','0','4','X','&','R','E','V','_','%','0','4','X',0};
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if (device->parent)
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if (device->interface)
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append_id(buffer, interface_formatW, device->vendor, device->product, device->revision, device->interface_index);
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else
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append_id(buffer, formatW, device->vendor, device->product, device->revision);
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@ -576,8 +506,7 @@ static NTSTATUS pdo_pnp(DEVICE_OBJECT *device_obj, IRP *irp)
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assert(device->removed);
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remove_pending_irps(device);
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if (!device->parent)
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destroy_unix_device(device->unix_device);
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destroy_unix_device(device->unix_device);
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IoDeleteDevice(device->device_obj);
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ret = STATUS_SUCCESS;
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