| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CHROME_BROWSER_USB_WEB_USB_PERMISSION_PROVIDER_H_ |
| #define CHROME_BROWSER_USB_WEB_USB_PERMISSION_PROVIDER_H_ |
| |
| #include "device/devices_app/usb/public/interfaces/permission_provider.mojom.h" |
| #include "mojo/common/weak_binding_set.h" |
| #include "third_party/mojo/src/mojo/public/cpp/bindings/array.h" |
| #include "third_party/mojo/src/mojo/public/cpp/bindings/interface_request.h" |
| |
| namespace content { |
| class RenderFrameHost; |
| } |
| |
| // This implementation of the permission provider interface enforces the rules |
| // of the WebUSB permission model. Devices are checked for WebUSB descriptors |
| // granting access to the render frame's current origin as well as permission |
| // granted by the user through a device chooser UI. |
| class WebUSBPermissionProvider : public device::usb::PermissionProvider { |
| public: |
| explicit WebUSBPermissionProvider( |
| content::RenderFrameHost* render_frame_host); |
| |
| ~WebUSBPermissionProvider() override; |
| |
| // device::usb::PermissionProvider implementation. |
| void HasDevicePermission( |
| mojo::Array<device::usb::DeviceInfoPtr> requested_devices, |
| const HasDevicePermissionCallback& callback) override; |
| void HasConfigurationPermission( |
| uint8_t requested_configuration, |
| device::usb::DeviceInfoPtr device, |
| const HasInterfacePermissionCallback& callback) override; |
| void HasInterfacePermission( |
| uint8_t requested_interface, |
| uint8_t configuration_value, |
| device::usb::DeviceInfoPtr device, |
| const HasInterfacePermissionCallback& callback) override; |
| void Bind( |
| mojo::InterfaceRequest<device::usb::PermissionProvider> request) override; |
| |
| private: |
| mojo::WeakBindingSet<PermissionProvider> bindings_; |
| content::RenderFrameHost* const render_frame_host_; |
| }; |
| |
| #endif // CHROME_BROWSER_USB_WEB_USB_PERMISSION_PROVIDER_H_ |