123 lines
		
	
	
	
		
			4.6 KiB
			
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			123 lines
		
	
	
	
		
			4.6 KiB
			
		
	
	
	
		
			C++
		
	
	
	
	
	
| // Copyright (c) 2022 Microsoft, Inc.
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| // Use of this source code is governed by the MIT license that can be
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| // found in the LICENSE file.
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| 
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| #ifndef ELECTRON_SHELL_BROWSER_USB_ELECTRON_USB_DELEGATE_H_
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| #define ELECTRON_SHELL_BROWSER_USB_ELECTRON_USB_DELEGATE_H_
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| 
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| #include <memory>
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| #include <string>
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| #include <unordered_map>
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| #include <vector>
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| 
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| #include "base/containers/span.h"
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| #include "base/memory/weak_ptr.h"
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| #include "content/public/browser/usb_chooser.h"
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| #include "content/public/browser/usb_delegate.h"
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| #include "services/device/public/mojom/usb_device.mojom-forward.h"
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| #include "services/device/public/mojom/usb_enumeration_options.mojom-forward.h"
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| #include "services/device/public/mojom/usb_manager.mojom-forward.h"
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| #include "third_party/blink/public/mojom/usb/web_usb_service.mojom.h"
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| #include "url/origin.h"
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| 
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| namespace content {
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| class BrowserContext;
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| class RenderFrameHost;
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| }  // namespace content
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| 
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| namespace mojo {
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| template <typename T>
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| class PendingReceiver;
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| template <typename T>
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| class PendingRemote;
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| }  // namespace mojo
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| 
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| namespace electron {
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| 
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| class UsbChooserController;
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| 
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| class ElectronUsbDelegate : public content::UsbDelegate {
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|  public:
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|   ElectronUsbDelegate();
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|   ElectronUsbDelegate(ElectronUsbDelegate&&) = delete;
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|   ElectronUsbDelegate& operator=(ElectronUsbDelegate&) = delete;
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|   ~ElectronUsbDelegate() override;
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| 
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|   // content::UsbDelegate:
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|   void AdjustProtectedInterfaceClasses(content::BrowserContext* browser_context,
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|                                        const url::Origin& origin,
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|                                        content::RenderFrameHost* frame,
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|                                        std::vector<uint8_t>& classes) override;
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|   std::unique_ptr<content::UsbChooser> RunChooser(
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|       content::RenderFrameHost& frame,
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|       blink::mojom::WebUsbRequestDeviceOptionsPtr options,
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|       blink::mojom::WebUsbService::GetPermissionCallback callback) override;
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|   bool CanRequestDevicePermission(content::BrowserContext* browser_context,
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|                                   const url::Origin& origin) override;
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|   void RevokeDevicePermissionWebInitiated(
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|       content::BrowserContext* browser_context,
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|       const url::Origin& origin,
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|       const device::mojom::UsbDeviceInfo& device) override;
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|   const device::mojom::UsbDeviceInfo* GetDeviceInfo(
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|       content::BrowserContext* browser_context,
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|       const std::string& guid) override;
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|   bool HasDevicePermission(
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|       content::BrowserContext* browser_context,
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|       content::RenderFrameHost* frame,
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|       const url::Origin& origin,
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|       const device::mojom::UsbDeviceInfo& device_info) override;
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|   void GetDevices(
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|       content::BrowserContext* browser_context,
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|       blink::mojom::WebUsbService::GetDevicesCallback callback) override;
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|   void GetDevice(
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|       content::BrowserContext* browser_context,
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|       const std::string& guid,
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|       base::span<const uint8_t> blocked_interface_classes,
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|       mojo::PendingReceiver<device::mojom::UsbDevice> device_receiver,
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|       mojo::PendingRemote<device::mojom::UsbDeviceClient> device_client)
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|       override;
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|   void AddObserver(content::BrowserContext* browser_context,
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|                    Observer* observer) override;
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|   void RemoveObserver(content::BrowserContext* browser_context,
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|                       Observer* observer) override;
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| 
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|   // TODO: See if we can separate these from Profiles upstream.
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|   void IncrementConnectionCount(content::BrowserContext* browser_context,
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|                                 const url::Origin& origin) override {}
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| 
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|   void DecrementConnectionCount(content::BrowserContext* browser_context,
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|                                 const url::Origin& origin) override {}
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| 
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|   bool IsServiceWorkerAllowedForOrigin(const url::Origin& origin) override;
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| 
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|   void DeleteControllerForFrame(content::RenderFrameHost* render_frame_host);
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| 
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|   bool PageMayUseUsb(content::Page& page) override;
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| 
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|  private:
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|   UsbChooserController* ControllerForFrame(
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|       content::RenderFrameHost* render_frame_host);
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| 
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|   UsbChooserController* AddControllerForFrame(
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|       content::RenderFrameHost* render_frame_host,
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|       blink::mojom::WebUsbRequestDeviceOptionsPtr options,
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|       blink::mojom::WebUsbService::GetPermissionCallback callback);
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| 
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|   class ContextObservation;
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| 
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|   ContextObservation* GetContextObserver(
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|       content::BrowserContext* browser_context);
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| 
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|   base::flat_map<content::BrowserContext*, std::unique_ptr<ContextObservation>>
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|       observations_;
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| 
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|   std::unordered_map<content::RenderFrameHost*,
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|                      std::unique_ptr<UsbChooserController>>
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|       controller_map_;
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| 
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|   base::WeakPtrFactory<ElectronUsbDelegate> weak_factory_{this};
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| };
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| 
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| }  // namespace electron
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| 
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| #endif  // ELECTRON_SHELL_BROWSER_USB_ELECTRON_USB_DELEGATE_H_
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