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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_DEVTOOLS_PROTOCOL_TETHERING_HANDLER_H_
#define CONTENT_BROWSER_DEVTOOLS_PROTOCOL_TETHERING_HANDLER_H_
#include <stdint.h>
#include <string>
#include "base/functional/callback.h"
#include "base/memory/ref_counted.h"
#include "base/memory/weak_ptr.h"
#include "base/task/single_thread_task_runner.h"
#include "content/browser/devtools/protocol/devtools_domain_handler.h"
#include "content/browser/devtools/protocol/tethering.h"
namespace net {
class ServerSocket;
}
namespace content {
namespace protocol {
// This class implements reversed tethering handler.
class TetheringHandler : public DevToolsDomainHandler,
public Tethering::Backend {
public:
// Called each time an incoming connection is accepted. Should return a
// non-empty |channel_name| for the connection or the connection will be
// dropped.
using CreateServerSocketCallback =
base::RepeatingCallback<std::unique_ptr<net::ServerSocket>(
std::string* channel_name)>;
// Given a |socket_callback| that will be run each time an incoming connection
// is accepted.
TetheringHandler(CreateServerSocketCallback socket_callback,
scoped_refptr<base::SingleThreadTaskRunner> task_runner);
TetheringHandler(const TetheringHandler&) = delete;
TetheringHandler& operator=(const TetheringHandler&) = delete;
~TetheringHandler() override;
void Wire(UberDispatcher* dispatcher) override;
void Bind(int port, std::unique_ptr<BindCallback> callback) override;
void Unbind(int port, std::unique_ptr<UnbindCallback> callback) override;
private:
class TetheringImpl;
void Accepted(uint16_t port, const std::string& name);
bool Activate();
std::unique_ptr<Tethering::Frontend> frontend_;
CreateServerSocketCallback socket_callback_;
scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
bool is_active_;
base::WeakPtrFactory<TetheringHandler> weak_factory_{this};
static TetheringImpl* impl_;
};
} // namespace protocol
} // namespace content
#endif // CONTENT_BROWSER_DEVTOOLS_PROTOCOL_TETHERING_HANDLER_H_
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