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// Copyright 2014 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 COMPONENTS_PROXIMITY_AUTH_CLIENT_H
#define COMPONENTS_PROXIMITY_AUTH_CLIENT_H
namespace proximity_auth {
class ClientObserver;
// A client handling the Easy Unlock protocol, capable of parsing events from
// the remote device and sending events for the local device.
class Client {
public:
virtual ~Client() {}
// Adds or removes an observer for Client events.
virtual void AddObserver(ClientObserver* observer) = 0;
virtual void RemoveObserver(ClientObserver* observer) = 0;
// Returns true iff the remote device supports the v3.1 sign-in protocol.
virtual bool SupportsSignIn() const = 0;
// Sends an unlock event message to the remote device.
virtual void DispatchUnlockEvent() = 0;
// Sends a serialized SecureMessage to the remote device to decrypt the
// |challenge|. OnDecryptResponse will be called for each observer when the
// decrypted response is received.
// TODO(isherman): Add params for the RSA private key and crypto delegate.
virtual void RequestDecryption(const std::string& challenge) = 0;
// Sends a simple request to the remote device to unlock the screen.
// OnUnlockResponse is called for each observer when the response is returned.
virtual void RequestUnlock() = 0;
};
} // namespace proximity_auth
#endif // COMPONENTS_PROXIMITY_AUTH_CLIENT_H
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