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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 EXTENSIONS_BROWSER_API_SOCKET_UDP_SOCKET_H_
#define EXTENSIONS_BROWSER_API_SOCKET_UDP_SOCKET_H_
#include <string>
#include <vector>
#include "extensions/browser/api/socket/socket.h"
#include "net/udp/udp_socket.h"
namespace extensions {
class UDPSocket : public Socket {
public:
explicit UDPSocket(const std::string& owner_extension_id);
~UDPSocket() override;
void Connect(const std::string& address,
uint16 port,
const CompletionCallback& callback) override;
void Disconnect() override;
int Bind(const std::string& address, uint16 port) override;
void Read(int count, const ReadCompletionCallback& callback) override;
void RecvFrom(int count, const RecvFromCompletionCallback& callback) override;
void SendTo(scoped_refptr<net::IOBuffer> io_buffer,
int byte_count,
const std::string& address,
uint16 port,
const CompletionCallback& callback) override;
bool IsConnected() override;
bool GetPeerAddress(net::IPEndPoint* address) override;
bool GetLocalAddress(net::IPEndPoint* address) override;
Socket::SocketType GetSocketType() const override;
bool IsBound();
int JoinGroup(const std::string& address);
int LeaveGroup(const std::string& address);
int SetMulticastTimeToLive(int ttl);
int SetMulticastLoopbackMode(bool loopback);
int SetBroadcast(bool enabled);
const std::vector<std::string>& GetJoinedGroups() const;
protected:
int WriteImpl(net::IOBuffer* io_buffer,
int io_buffer_size,
const net::CompletionCallback& callback) override;
private:
// Make net::IPEndPoint can be refcounted
typedef base::RefCountedData<net::IPEndPoint> IPEndPoint;
void OnReadComplete(scoped_refptr<net::IOBuffer> io_buffer, int result);
void OnRecvFromComplete(scoped_refptr<net::IOBuffer> io_buffer,
scoped_refptr<IPEndPoint> address,
int result);
void OnSendToComplete(int result);
net::UDPSocket socket_;
ReadCompletionCallback read_callback_;
RecvFromCompletionCallback recv_from_callback_;
CompletionCallback send_to_callback_;
std::vector<std::string> multicast_groups_;
};
// UDP Socket instances from the "sockets.udp" namespace. These are regular
// socket objects with additional properties related to the behavior defined in
// the "sockets.udp" namespace.
class ResumableUDPSocket : public UDPSocket {
public:
explicit ResumableUDPSocket(const std::string& owner_extension_id);
// Overriden from ApiResource
bool IsPersistent() const override;
const std::string& name() const { return name_; }
void set_name(const std::string& name) { name_ = name; }
bool persistent() const { return persistent_; }
void set_persistent(bool persistent) { persistent_ = persistent; }
int buffer_size() const { return buffer_size_; }
void set_buffer_size(int buffer_size) { buffer_size_ = buffer_size; }
bool paused() const { return paused_; }
void set_paused(bool paused) { paused_ = paused; }
private:
friend class ApiResourceManager<ResumableUDPSocket>;
static const char* service_name() { return "ResumableUDPSocketManager"; }
// Application-defined string - see sockets_udp.idl.
std::string name_;
// Flag indicating whether the socket is left open when the application is
// suspended - see sockets_udp.idl.
bool persistent_;
// The size of the buffer used to receive data - see sockets_udp.idl.
int buffer_size_;
// Flag indicating whether a connected socket blocks its peer from sending
// more data - see sockets_udp.idl.
bool paused_;
};
} // namespace extensions
#endif // EXTENSIONS_BROWSER_API_SOCKET_UDP_SOCKET_H_
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