93 lines
3.3 KiB
C
93 lines
3.3 KiB
C
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// Copyright 2019 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef SHELL_BROWSER_SERIAL_SERIAL_CHOOSER_CONTEXT_H_
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#define SHELL_BROWSER_SERIAL_SERIAL_CHOOSER_CONTEXT_H_
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#include <map>
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#include <memory>
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#include <set>
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#include <string>
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#include <utility>
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#include <vector>
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#include "base/memory/weak_ptr.h"
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#include "base/observer_list.h"
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#include "base/unguessable_token.h"
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#include "components/keyed_service/core/keyed_service.h"
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#include "content/public/browser/serial_delegate.h"
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#include "mojo/public/cpp/bindings/pending_remote.h"
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#include "mojo/public/cpp/bindings/remote.h"
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#include "services/device/public/mojom/serial.mojom-forward.h"
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#include "third_party/blink/public/mojom/serial/serial.mojom.h"
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#include "url/gurl.h"
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#include "url/origin.h"
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namespace base {
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class Value;
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}
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namespace electron {
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class SerialChooserContext : public KeyedService,
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public device::mojom::SerialPortManagerClient {
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public:
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using PortObserver = content::SerialDelegate::Observer;
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SerialChooserContext();
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~SerialChooserContext() override;
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// Serial-specific interface for granting and checking permissions.
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void GrantPortPermission(const url::Origin& requesting_origin,
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const url::Origin& embedding_origin,
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const device::mojom::SerialPortInfo& port);
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bool HasPortPermission(const url::Origin& requesting_origin,
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const url::Origin& embedding_origin,
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const device::mojom::SerialPortInfo& port);
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static bool CanStorePersistentEntry(
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const device::mojom::SerialPortInfo& port);
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device::mojom::SerialPortManager* GetPortManager();
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void AddPortObserver(PortObserver* observer);
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void RemovePortObserver(PortObserver* observer);
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base::WeakPtr<SerialChooserContext> AsWeakPtr();
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// SerialPortManagerClient implementation.
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void OnPortAdded(device::mojom::SerialPortInfoPtr port) override;
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void OnPortRemoved(device::mojom::SerialPortInfoPtr port) override;
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private:
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void EnsurePortManagerConnection();
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void SetUpPortManagerConnection(
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mojo::PendingRemote<device::mojom::SerialPortManager> manager);
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void OnPortManagerConnectionError();
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void OnGetPorts(const url::Origin& requesting_origin,
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const url::Origin& embedding_origin,
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blink::mojom::SerialService::GetPortsCallback callback,
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std::vector<device::mojom::SerialPortInfoPtr> ports);
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// Tracks the set of ports to which an origin (potentially embedded in another
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// origin) has access to. Key is (requesting_origin, embedding_origin).
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std::map<std::pair<url::Origin, url::Origin>,
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std::set<base::UnguessableToken>>
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ephemeral_ports_;
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// Holds information about ports in |ephemeral_ports_|.
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std::map<base::UnguessableToken, base::Value> port_info_;
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mojo::Remote<device::mojom::SerialPortManager> port_manager_;
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mojo::Receiver<device::mojom::SerialPortManagerClient> client_receiver_{this};
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base::ObserverList<PortObserver> port_observer_list_;
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base::WeakPtrFactory<SerialChooserContext> weak_factory_{this};
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DISALLOW_COPY_AND_ASSIGN(SerialChooserContext);
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};
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} // namespace electron
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#endif // SHELL_BROWSER_SERIAL_SERIAL_CHOOSER_CONTEXT_H_
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