1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef NET_TOOLS_FLIP_SERVER_CREATE_LISTENER_H__ 6 #define NET_TOOLS_FLIP_SERVER_CREATE_LISTENER_H__ 7 #pragma once 8 9 #include <iosfwd> 10 #include <string> 11 12 namespace net { 13 14 void SetNonBlocking(int fd); 15 16 // Summary: 17 // creates a socket for listening, and bind()s and listen()s it. 18 // Args: 19 // host - hostname or numeric address, or empty-string if you want 20 // to bind to listen on all addresses 21 // port - a port number or service name. By service name I mean a 22 // -real- service name, not a Google service name. I'd suggest 23 // you just stick to a numeric representation like "80" 24 // is_numeric_host_address - 25 // if you know that the host address has already been looked-up, 26 // and will be provided in numeric form like "130.207.244.244", 27 // then you can set this to true, and it will save you the time 28 // of a DNS lookup. 29 // backlog - passed into listen. This is the number of pending incoming 30 // connections a socket which is listening may have acquired before 31 // the OS starts rejecting new incoming connections. 32 // reuseaddr - if true sets SO_REUSEADDR on the listening socket 33 // reuseport - if true sets SO_REUSEPORT on the listening socket 34 // wait_for_iface - A boolean indicating that CreateListeningSocket should 35 // block until the interface that it will bind to has been 36 // raised. This is intended for HA environments. 37 // disable_nagle - if true sets TCP_NODELAY on the listening socket. 38 // listen_fd - this will be assigned a positive value if the socket is 39 // successfully created, else it will be assigned -1. 40 int CreateListeningSocket(const std::string& host, 41 const std::string& port, 42 bool is_numeric_host_address, 43 int backlog, 44 bool reuseaddr, 45 bool reuseport, 46 bool wait_for_iface, 47 bool disable_nagle, 48 int * listen_fd); 49 50 int CreateConnectedSocket(int *connect_fd, 51 const std::string& host, 52 const std::string& port, 53 bool is_numeric_host_address, 54 bool disable_nagle); 55 } // namespace net 56 57 #endif // NET_TOOLS_FLIP_SERVER_CREATE_LISTENER_H__ 58 59
