91 lines
3.4 KiB
C++
91 lines
3.4 KiB
C++
// Copyright 2011 The Chromium Authors
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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 NET_SOCKET_UDP_CLIENT_SOCKET_H_
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#define NET_SOCKET_UDP_CLIENT_SOCKET_H_
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#include <stdint.h>
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#include "net/base/net_export.h"
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#include "net/socket/datagram_client_socket.h"
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#include "net/socket/socket_descriptor.h"
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#include "net/socket/udp_socket.h"
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#include "net/traffic_annotation/network_traffic_annotation.h"
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namespace net {
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class NetLog;
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struct NetLogSource;
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// A client socket that uses UDP as the transport layer.
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class NET_EXPORT_PRIVATE UDPClientSocket : public DatagramClientSocket {
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public:
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// If `network` is specified, the socket will be bound to it. All data traffic
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// on the socket will be sent and received via `network`. Communication using
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// this socket will fail if `network` disconnects.
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UDPClientSocket(
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DatagramSocket::BindType bind_type,
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net::NetLog* net_log,
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const net::NetLogSource& source,
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handles::NetworkHandle network = handles::kInvalidNetworkHandle);
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UDPClientSocket(const UDPClientSocket&) = delete;
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UDPClientSocket& operator=(const UDPClientSocket&) = delete;
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~UDPClientSocket() override;
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// DatagramClientSocket implementation.
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int Connect(const IPEndPoint& address) override;
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int ConnectUsingNetwork(handles::NetworkHandle network,
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const IPEndPoint& address) override;
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int ConnectUsingDefaultNetwork(const IPEndPoint& address) override;
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int ConnectAsync(const IPEndPoint& address,
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CompletionOnceCallback callback) override;
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int ConnectUsingNetworkAsync(handles::NetworkHandle network,
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const IPEndPoint& address,
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CompletionOnceCallback callback) override;
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int ConnectUsingDefaultNetworkAsync(const IPEndPoint& address,
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CompletionOnceCallback callback) override;
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handles::NetworkHandle GetBoundNetwork() const override;
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void ApplySocketTag(const SocketTag& tag) override;
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int Read(IOBuffer* buf,
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int buf_len,
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CompletionOnceCallback callback) override;
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int Write(IOBuffer* buf,
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int buf_len,
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CompletionOnceCallback callback,
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const NetworkTrafficAnnotationTag& traffic_annotation) override;
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void Close() override;
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int GetPeerAddress(IPEndPoint* address) const override;
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int GetLocalAddress(IPEndPoint* address) const override;
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// Switch to use non-blocking IO. Must be called right after construction and
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// before other calls.
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void UseNonBlockingIO() override;
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int SetReceiveBufferSize(int32_t size) override;
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int SetSendBufferSize(int32_t size) override;
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int SetDoNotFragment() override;
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void SetMsgConfirm(bool confirm) override;
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const NetLogWithSource& NetLog() const override;
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void EnableRecvOptimization() override;
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int SetMulticastInterface(uint32_t interface_index) override;
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void SetIOSNetworkServiceType(int ios_network_service_type) override;
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// Takes ownership of an opened but unconnected and unbound `socket`.
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void AdoptOpenedSocket(AddressFamily address_family, SocketDescriptor socket);
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private:
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UDPSocket socket_;
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bool connect_called_ = false;
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// The network the socket is currently bound to.
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handles::NetworkHandle network_;
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handles::NetworkHandle connect_using_network_;
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};
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} // namespace net
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#endif // NET_SOCKET_UDP_CLIENT_SOCKET_H_
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