ceph/src/seastar/include/seastar/net/stack.hh

   1 /*
   2  * This file is open source software, licensed to you under the terms
   3  * of the Apache License, Version 2.0 (the "License").  See the NOTICE file
   4  * distributed with this work for additional information regarding copyright
   5  * ownership.  You may not use this file except in compliance with the License.
   6  *
   7  * You may obtain a copy of the License at
   8  *
   9  *   http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  * Unless required by applicable law or agreed to in writing,
  12  * software distributed under the License is distributed on an
  13  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  14  * KIND, either express or implied.  See the License for the
  15  * specific language governing permissions and limitations
  16  * under the License.
  17  */
  18 /*
  19  * Copyright 2015 Cloudius Systems
  20  */
  21 #pragma once
  22
  23 #include <chrono>
  24 #include <seastar/net/api.hh>
  25 #include <seastar/core/memory.hh>
  26 #include "../core/internal/api-level.hh"
  27
  28 namespace seastar {
  29
  30 namespace net {
  31
  32 /// \cond internal
  33 class connected_socket_impl {
  34 public:
  35     virtual ~connected_socket_impl() {}
  36     virtual data_source source() = 0;
  37     virtual data_sink sink() = 0;
  38     virtual void shutdown_input() = 0;
  39     virtual void shutdown_output() = 0;
  40     virtual void set_nodelay(bool nodelay) = 0;
  41     virtual bool get_nodelay() const = 0;
  42     virtual void set_keepalive(bool keepalive) = 0;
  43     virtual bool get_keepalive() const = 0;
  44     virtual void set_keepalive_parameters(const keepalive_params&) = 0;
  45     virtual keepalive_params get_keepalive_parameters() const = 0;
  46 };
  47
  48 class socket_impl {
  49 public:
  50     virtual ~socket_impl() {}
  51     virtual future<connected_socket> connect(socket_address sa, socket_address local, transport proto = transport::TCP) = 0;
  52     virtual void set_reuseaddr(bool reuseaddr) = 0;
  53     virtual bool get_reuseaddr() const = 0;
  54     virtual void shutdown() = 0;
  55 };
  56
  57
  58 SEASTAR_INCLUDE_API_V2 namespace api_v2 {
  59
  60 class server_socket_impl {
  61 public:
  62     virtual ~server_socket_impl() {}
  63     virtual future<accept_result> accept() = 0;
  64     virtual void abort_accept() = 0;
  65     virtual socket_address local_address() const = 0;
  66 };
  67
  68 }
  69
  70 #if SEASTAR_API_LEVEL <= 1
  71
  72 SEASTAR_INCLUDE_API_V1 namespace api_v1 {
  73
  74 class server_socket_impl {
  75 public:
  76     virtual ~server_socket_impl() {}
  77     virtual future<connected_socket, socket_address> accept() = 0;
  78     virtual void abort_accept() = 0;
  79     virtual socket_address local_address() const = 0;
  80 };
  81
  82 }
  83
  84 #endif
  85
  86 class udp_channel_impl {
  87 public:
  88     virtual ~udp_channel_impl() {}
  89     virtual socket_address local_address() const = 0;
  90     virtual future<udp_datagram> receive() = 0;
  91     virtual future<> send(const socket_address& dst, const char* msg) = 0;
  92     virtual future<> send(const socket_address& dst, packet p) = 0;
  93     virtual void shutdown_input() = 0;
  94     virtual void shutdown_output() = 0;
  95     virtual bool is_closed() const = 0;
  96     virtual void close() = 0;
  97 };
  98
  99 class network_interface_impl {
 100 public:
 101     virtual ~network_interface_impl() {}
 102     virtual uint32_t index() const = 0;
 103     virtual uint32_t mtu() const = 0;
 104
 105     virtual const sstring& name() const = 0;
 106     virtual const sstring& display_name() const = 0;
 107     virtual const std::vector<net::inet_address>& addresses() const = 0;
 108     virtual const std::vector<uint8_t> hardware_address() const = 0;
 109
 110     virtual bool is_loopback() const = 0;
 111     virtual bool is_virtual() const = 0;
 112     virtual bool is_up() const = 0;
 113     virtual bool supports_ipv6() const = 0;
 114 };
 115
 116 /// \endcond
 117
 118 }
 119
 120 }