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337 lines
12 KiB
C++
337 lines
12 KiB
C++
//
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// detail/socket_ops.hpp
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// ~~~~~~~~~~~~~~~~~~~~~
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//
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// Copyright (c) 2003-2016 Christopher M. Kohlhoff (chris at kohlhoff dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#ifndef BOOST_ASIO_DETAIL_SOCKET_OPS_HPP
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#define BOOST_ASIO_DETAIL_SOCKET_OPS_HPP
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#if defined(_MSC_VER) && (_MSC_VER >= 1200)
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# pragma once
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#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
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#include <boost/asio/detail/config.hpp>
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#include <boost/system/error_code.hpp>
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#include <boost/asio/detail/shared_ptr.hpp>
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#include <boost/asio/detail/socket_types.hpp>
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#include <boost/asio/detail/weak_ptr.hpp>
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#include <boost/asio/detail/push_options.hpp>
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namespace boost {
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namespace asio {
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namespace detail {
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namespace socket_ops {
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// Socket state bits.
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enum
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{
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// The user wants a non-blocking socket.
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user_set_non_blocking = 1,
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// The socket has been set non-blocking.
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internal_non_blocking = 2,
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// Helper "state" used to determine whether the socket is non-blocking.
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non_blocking = user_set_non_blocking | internal_non_blocking,
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// User wants connection_aborted errors, which are disabled by default.
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enable_connection_aborted = 4,
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// The user set the linger option. Needs to be checked when closing.
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user_set_linger = 8,
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// The socket is stream-oriented.
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stream_oriented = 16,
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// The socket is datagram-oriented.
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datagram_oriented = 32,
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// The socket may have been dup()-ed.
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possible_dup = 64
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};
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typedef unsigned char state_type;
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struct noop_deleter { void operator()(void*) {} };
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typedef shared_ptr<void> shared_cancel_token_type;
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typedef weak_ptr<void> weak_cancel_token_type;
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#if !defined(BOOST_ASIO_WINDOWS_RUNTIME)
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BOOST_ASIO_DECL socket_type accept(socket_type s, socket_addr_type* addr,
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std::size_t* addrlen, boost::system::error_code& ec);
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BOOST_ASIO_DECL socket_type sync_accept(socket_type s,
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state_type state, socket_addr_type* addr,
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std::size_t* addrlen, boost::system::error_code& ec);
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#if defined(BOOST_ASIO_HAS_IOCP)
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BOOST_ASIO_DECL void complete_iocp_accept(socket_type s,
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void* output_buffer, DWORD address_length,
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socket_addr_type* addr, std::size_t* addrlen,
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socket_type new_socket, boost::system::error_code& ec);
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#else // defined(BOOST_ASIO_HAS_IOCP)
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BOOST_ASIO_DECL bool non_blocking_accept(socket_type s,
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state_type state, socket_addr_type* addr, std::size_t* addrlen,
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boost::system::error_code& ec, socket_type& new_socket);
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#endif // defined(BOOST_ASIO_HAS_IOCP)
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BOOST_ASIO_DECL int bind(socket_type s, const socket_addr_type* addr,
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std::size_t addrlen, boost::system::error_code& ec);
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BOOST_ASIO_DECL int close(socket_type s, state_type& state,
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bool destruction, boost::system::error_code& ec);
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BOOST_ASIO_DECL bool set_user_non_blocking(socket_type s,
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state_type& state, bool value, boost::system::error_code& ec);
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BOOST_ASIO_DECL bool set_internal_non_blocking(socket_type s,
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state_type& state, bool value, boost::system::error_code& ec);
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BOOST_ASIO_DECL int shutdown(socket_type s,
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int what, boost::system::error_code& ec);
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BOOST_ASIO_DECL int connect(socket_type s, const socket_addr_type* addr,
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std::size_t addrlen, boost::system::error_code& ec);
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BOOST_ASIO_DECL void sync_connect(socket_type s, const socket_addr_type* addr,
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std::size_t addrlen, boost::system::error_code& ec);
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#if defined(BOOST_ASIO_HAS_IOCP)
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BOOST_ASIO_DECL void complete_iocp_connect(socket_type s,
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boost::system::error_code& ec);
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#endif // defined(BOOST_ASIO_HAS_IOCP)
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BOOST_ASIO_DECL bool non_blocking_connect(socket_type s,
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boost::system::error_code& ec);
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BOOST_ASIO_DECL int socketpair(int af, int type, int protocol,
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socket_type sv[2], boost::system::error_code& ec);
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BOOST_ASIO_DECL bool sockatmark(socket_type s, boost::system::error_code& ec);
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BOOST_ASIO_DECL size_t available(socket_type s, boost::system::error_code& ec);
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BOOST_ASIO_DECL int listen(socket_type s,
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int backlog, boost::system::error_code& ec);
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#if defined(BOOST_ASIO_WINDOWS) || defined(__CYGWIN__)
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typedef WSABUF buf;
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#else // defined(BOOST_ASIO_WINDOWS) || defined(__CYGWIN__)
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typedef iovec buf;
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#endif // defined(BOOST_ASIO_WINDOWS) || defined(__CYGWIN__)
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BOOST_ASIO_DECL void init_buf(buf& b, void* data, size_t size);
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BOOST_ASIO_DECL void init_buf(buf& b, const void* data, size_t size);
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BOOST_ASIO_DECL signed_size_type recv(socket_type s, buf* bufs,
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size_t count, int flags, boost::system::error_code& ec);
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BOOST_ASIO_DECL size_t sync_recv(socket_type s, state_type state, buf* bufs,
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size_t count, int flags, bool all_empty, boost::system::error_code& ec);
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#if defined(BOOST_ASIO_HAS_IOCP)
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BOOST_ASIO_DECL void complete_iocp_recv(state_type state,
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const weak_cancel_token_type& cancel_token, bool all_empty,
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boost::system::error_code& ec, size_t bytes_transferred);
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#else // defined(BOOST_ASIO_HAS_IOCP)
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BOOST_ASIO_DECL bool non_blocking_recv(socket_type s,
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buf* bufs, size_t count, int flags, bool is_stream,
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boost::system::error_code& ec, size_t& bytes_transferred);
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#endif // defined(BOOST_ASIO_HAS_IOCP)
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BOOST_ASIO_DECL signed_size_type recvfrom(socket_type s, buf* bufs,
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size_t count, int flags, socket_addr_type* addr,
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std::size_t* addrlen, boost::system::error_code& ec);
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BOOST_ASIO_DECL size_t sync_recvfrom(socket_type s, state_type state,
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buf* bufs, size_t count, int flags, socket_addr_type* addr,
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std::size_t* addrlen, boost::system::error_code& ec);
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#if defined(BOOST_ASIO_HAS_IOCP)
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BOOST_ASIO_DECL void complete_iocp_recvfrom(
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const weak_cancel_token_type& cancel_token,
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boost::system::error_code& ec);
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#else // defined(BOOST_ASIO_HAS_IOCP)
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BOOST_ASIO_DECL bool non_blocking_recvfrom(socket_type s,
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buf* bufs, size_t count, int flags,
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socket_addr_type* addr, std::size_t* addrlen,
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boost::system::error_code& ec, size_t& bytes_transferred);
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#endif // defined(BOOST_ASIO_HAS_IOCP)
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BOOST_ASIO_DECL signed_size_type recvmsg(socket_type s, buf* bufs,
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size_t count, int in_flags, int& out_flags,
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boost::system::error_code& ec);
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BOOST_ASIO_DECL size_t sync_recvmsg(socket_type s, state_type state,
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buf* bufs, size_t count, int in_flags, int& out_flags,
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boost::system::error_code& ec);
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#if defined(BOOST_ASIO_HAS_IOCP)
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BOOST_ASIO_DECL void complete_iocp_recvmsg(
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const weak_cancel_token_type& cancel_token,
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boost::system::error_code& ec);
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#else // defined(BOOST_ASIO_HAS_IOCP)
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BOOST_ASIO_DECL bool non_blocking_recvmsg(socket_type s,
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buf* bufs, size_t count, int in_flags, int& out_flags,
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boost::system::error_code& ec, size_t& bytes_transferred);
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#endif // defined(BOOST_ASIO_HAS_IOCP)
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BOOST_ASIO_DECL signed_size_type send(socket_type s, const buf* bufs,
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size_t count, int flags, boost::system::error_code& ec);
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BOOST_ASIO_DECL size_t sync_send(socket_type s, state_type state,
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const buf* bufs, size_t count, int flags,
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bool all_empty, boost::system::error_code& ec);
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#if defined(BOOST_ASIO_HAS_IOCP)
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BOOST_ASIO_DECL void complete_iocp_send(
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const weak_cancel_token_type& cancel_token,
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boost::system::error_code& ec);
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#else // defined(BOOST_ASIO_HAS_IOCP)
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BOOST_ASIO_DECL bool non_blocking_send(socket_type s,
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const buf* bufs, size_t count, int flags,
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boost::system::error_code& ec, size_t& bytes_transferred);
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#endif // defined(BOOST_ASIO_HAS_IOCP)
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BOOST_ASIO_DECL signed_size_type sendto(socket_type s, const buf* bufs,
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size_t count, int flags, const socket_addr_type* addr,
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std::size_t addrlen, boost::system::error_code& ec);
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BOOST_ASIO_DECL size_t sync_sendto(socket_type s, state_type state,
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const buf* bufs, size_t count, int flags, const socket_addr_type* addr,
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std::size_t addrlen, boost::system::error_code& ec);
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#if !defined(BOOST_ASIO_HAS_IOCP)
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BOOST_ASIO_DECL bool non_blocking_sendto(socket_type s,
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const buf* bufs, size_t count, int flags,
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const socket_addr_type* addr, std::size_t addrlen,
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boost::system::error_code& ec, size_t& bytes_transferred);
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#endif // !defined(BOOST_ASIO_HAS_IOCP)
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BOOST_ASIO_DECL socket_type socket(int af, int type, int protocol,
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boost::system::error_code& ec);
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BOOST_ASIO_DECL int setsockopt(socket_type s, state_type& state,
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int level, int optname, const void* optval,
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std::size_t optlen, boost::system::error_code& ec);
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BOOST_ASIO_DECL int getsockopt(socket_type s, state_type state,
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int level, int optname, void* optval,
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size_t* optlen, boost::system::error_code& ec);
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BOOST_ASIO_DECL int getpeername(socket_type s, socket_addr_type* addr,
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std::size_t* addrlen, bool cached, boost::system::error_code& ec);
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BOOST_ASIO_DECL int getsockname(socket_type s, socket_addr_type* addr,
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std::size_t* addrlen, boost::system::error_code& ec);
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BOOST_ASIO_DECL int ioctl(socket_type s, state_type& state,
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int cmd, ioctl_arg_type* arg, boost::system::error_code& ec);
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BOOST_ASIO_DECL int select(int nfds, fd_set* readfds, fd_set* writefds,
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fd_set* exceptfds, timeval* timeout, boost::system::error_code& ec);
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BOOST_ASIO_DECL int poll_read(socket_type s,
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state_type state, boost::system::error_code& ec);
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BOOST_ASIO_DECL int poll_write(socket_type s,
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state_type state, boost::system::error_code& ec);
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BOOST_ASIO_DECL int poll_connect(socket_type s, boost::system::error_code& ec);
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#endif // !defined(BOOST_ASIO_WINDOWS_RUNTIME)
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BOOST_ASIO_DECL const char* inet_ntop(int af, const void* src, char* dest,
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size_t length, unsigned long scope_id, boost::system::error_code& ec);
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BOOST_ASIO_DECL int inet_pton(int af, const char* src, void* dest,
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unsigned long* scope_id, boost::system::error_code& ec);
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BOOST_ASIO_DECL int gethostname(char* name,
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int namelen, boost::system::error_code& ec);
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#if !defined(BOOST_ASIO_WINDOWS_RUNTIME)
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BOOST_ASIO_DECL boost::system::error_code getaddrinfo(const char* host,
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const char* service, const addrinfo_type& hints,
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addrinfo_type** result, boost::system::error_code& ec);
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BOOST_ASIO_DECL boost::system::error_code background_getaddrinfo(
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const weak_cancel_token_type& cancel_token, const char* host,
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const char* service, const addrinfo_type& hints,
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addrinfo_type** result, boost::system::error_code& ec);
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BOOST_ASIO_DECL void freeaddrinfo(addrinfo_type* ai);
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BOOST_ASIO_DECL boost::system::error_code getnameinfo(
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const socket_addr_type* addr, std::size_t addrlen,
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char* host, std::size_t hostlen, char* serv,
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std::size_t servlen, int flags, boost::system::error_code& ec);
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BOOST_ASIO_DECL boost::system::error_code sync_getnameinfo(
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const socket_addr_type* addr, std::size_t addrlen,
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char* host, std::size_t hostlen, char* serv,
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std::size_t servlen, int sock_type, boost::system::error_code& ec);
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BOOST_ASIO_DECL boost::system::error_code background_getnameinfo(
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const weak_cancel_token_type& cancel_token,
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const socket_addr_type* addr, std::size_t addrlen,
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char* host, std::size_t hostlen, char* serv,
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std::size_t servlen, int sock_type, boost::system::error_code& ec);
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#endif // !defined(BOOST_ASIO_WINDOWS_RUNTIME)
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BOOST_ASIO_DECL u_long_type network_to_host_long(u_long_type value);
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BOOST_ASIO_DECL u_long_type host_to_network_long(u_long_type value);
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BOOST_ASIO_DECL u_short_type network_to_host_short(u_short_type value);
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BOOST_ASIO_DECL u_short_type host_to_network_short(u_short_type value);
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} // namespace socket_ops
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} // namespace detail
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} // namespace asio
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} // namespace boost
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#include <boost/asio/detail/pop_options.hpp>
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#if defined(BOOST_ASIO_HEADER_ONLY)
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# include <boost/asio/detail/impl/socket_ops.ipp>
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#endif // defined(BOOST_ASIO_HEADER_ONLY)
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#endif // BOOST_ASIO_DETAIL_SOCKET_OPS_HPP
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