| // |
| // detail/socket_ops.hpp |
| // ~~~~~~~~~~~~~~~~~~~~~ |
| // |
| // Copyright (c) 2003-2015 Christopher M. Kohlhoff (chris at kohlhoff dot com) |
| // |
| // Distributed under the Boost Software License, Version 1.0. (See accompanying |
| // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
| // |
| |
| #ifndef ASIO_DETAIL_SOCKET_OPS_HPP |
| #define ASIO_DETAIL_SOCKET_OPS_HPP |
| |
| #if defined(_MSC_VER) && (_MSC_VER >= 1200) |
| # pragma once |
| #endif // defined(_MSC_VER) && (_MSC_VER >= 1200) |
| |
| #include "asio/detail/config.hpp" |
| |
| #include "asio/error_code.hpp" |
| #include "asio/detail/memory.hpp" |
| #include "asio/detail/socket_types.hpp" |
| |
| #include "asio/detail/push_options.hpp" |
| |
| namespace asio { |
| namespace detail { |
| namespace socket_ops { |
| |
| // Socket state bits. |
| enum |
| { |
| // The user wants a non-blocking socket. |
| user_set_non_blocking = 1, |
| |
| // The socket has been set non-blocking. |
| internal_non_blocking = 2, |
| |
| // Helper "state" used to determine whether the socket is non-blocking. |
| non_blocking = user_set_non_blocking | internal_non_blocking, |
| |
| // User wants connection_aborted errors, which are disabled by default. |
| enable_connection_aborted = 4, |
| |
| // The user set the linger option. Needs to be checked when closing. |
| user_set_linger = 8, |
| |
| // The socket is stream-oriented. |
| stream_oriented = 16, |
| |
| // The socket is datagram-oriented. |
| datagram_oriented = 32, |
| |
| // The socket may have been dup()-ed. |
| possible_dup = 64 |
| }; |
| |
| typedef unsigned char state_type; |
| |
| struct noop_deleter { void operator()(void*) {} }; |
| typedef shared_ptr<void> shared_cancel_token_type; |
| typedef weak_ptr<void> weak_cancel_token_type; |
| |
| #if !defined(ASIO_WINDOWS_RUNTIME) |
| |
| ASIO_DECL socket_type accept(socket_type s, socket_addr_type* addr, |
| std::size_t* addrlen, asio::error_code& ec); |
| |
| ASIO_DECL socket_type sync_accept(socket_type s, |
| state_type state, socket_addr_type* addr, |
| std::size_t* addrlen, asio::error_code& ec); |
| |
| #if defined(ASIO_HAS_IOCP) |
| |
| ASIO_DECL void complete_iocp_accept(socket_type s, |
| void* output_buffer, DWORD address_length, |
| socket_addr_type* addr, std::size_t* addrlen, |
| socket_type new_socket, asio::error_code& ec); |
| |
| #else // defined(ASIO_HAS_IOCP) |
| |
| ASIO_DECL bool non_blocking_accept(socket_type s, |
| state_type state, socket_addr_type* addr, std::size_t* addrlen, |
| asio::error_code& ec, socket_type& new_socket); |
| |
| #endif // defined(ASIO_HAS_IOCP) |
| |
| ASIO_DECL int bind(socket_type s, const socket_addr_type* addr, |
| std::size_t addrlen, asio::error_code& ec); |
| |
| ASIO_DECL int close(socket_type s, state_type& state, |
| bool destruction, asio::error_code& ec); |
| |
| ASIO_DECL bool set_user_non_blocking(socket_type s, |
| state_type& state, bool value, asio::error_code& ec); |
| |
| ASIO_DECL bool set_internal_non_blocking(socket_type s, |
| state_type& state, bool value, asio::error_code& ec); |
| |
| ASIO_DECL int shutdown(socket_type s, |
| int what, asio::error_code& ec); |
| |
| ASIO_DECL int connect(socket_type s, const socket_addr_type* addr, |
| std::size_t addrlen, asio::error_code& ec); |
| |
| ASIO_DECL void sync_connect(socket_type s, const socket_addr_type* addr, |
| std::size_t addrlen, asio::error_code& ec); |
| |
| #if defined(ASIO_HAS_IOCP) |
| |
| ASIO_DECL void complete_iocp_connect(socket_type s, |
| asio::error_code& ec); |
| |
| #endif // defined(ASIO_HAS_IOCP) |
| |
| ASIO_DECL bool non_blocking_connect(socket_type s, |
| asio::error_code& ec); |
| |
| ASIO_DECL int socketpair(int af, int type, int protocol, |
| socket_type sv[2], asio::error_code& ec); |
| |
| ASIO_DECL bool sockatmark(socket_type s, asio::error_code& ec); |
| |
| ASIO_DECL size_t available(socket_type s, asio::error_code& ec); |
| |
| ASIO_DECL int listen(socket_type s, |
| int backlog, asio::error_code& ec); |
| |
| #if defined(ASIO_WINDOWS) || defined(__CYGWIN__) |
| typedef WSABUF buf; |
| #else // defined(ASIO_WINDOWS) || defined(__CYGWIN__) |
| typedef iovec buf; |
| #endif // defined(ASIO_WINDOWS) || defined(__CYGWIN__) |
| |
| ASIO_DECL void init_buf(buf& b, void* data, size_t size); |
| |
| ASIO_DECL void init_buf(buf& b, const void* data, size_t size); |
| |
| ASIO_DECL signed_size_type recv(socket_type s, buf* bufs, |
| size_t count, int flags, asio::error_code& ec); |
| |
| ASIO_DECL size_t sync_recv(socket_type s, state_type state, buf* bufs, |
| size_t count, int flags, bool all_empty, asio::error_code& ec); |
| |
| #if defined(ASIO_HAS_IOCP) |
| |
| ASIO_DECL void complete_iocp_recv(state_type state, |
| const weak_cancel_token_type& cancel_token, bool all_empty, |
| asio::error_code& ec, size_t bytes_transferred); |
| |
| #else // defined(ASIO_HAS_IOCP) |
| |
| ASIO_DECL bool non_blocking_recv(socket_type s, |
| buf* bufs, size_t count, int flags, bool is_stream, |
| asio::error_code& ec, size_t& bytes_transferred); |
| |
| #endif // defined(ASIO_HAS_IOCP) |
| |
| ASIO_DECL signed_size_type recvfrom(socket_type s, buf* bufs, |
| size_t count, int flags, socket_addr_type* addr, |
| std::size_t* addrlen, asio::error_code& ec); |
| |
| ASIO_DECL size_t sync_recvfrom(socket_type s, state_type state, |
| buf* bufs, size_t count, int flags, socket_addr_type* addr, |
| std::size_t* addrlen, asio::error_code& ec); |
| |
| #if defined(ASIO_HAS_IOCP) |
| |
| ASIO_DECL void complete_iocp_recvfrom( |
| const weak_cancel_token_type& cancel_token, |
| asio::error_code& ec); |
| |
| #else // defined(ASIO_HAS_IOCP) |
| |
| ASIO_DECL bool non_blocking_recvfrom(socket_type s, |
| buf* bufs, size_t count, int flags, |
| socket_addr_type* addr, std::size_t* addrlen, |
| asio::error_code& ec, size_t& bytes_transferred); |
| |
| #endif // defined(ASIO_HAS_IOCP) |
| |
| ASIO_DECL signed_size_type recvmsg(socket_type s, buf* bufs, |
| size_t count, int in_flags, int& out_flags, |
| asio::error_code& ec); |
| |
| ASIO_DECL size_t sync_recvmsg(socket_type s, state_type state, |
| buf* bufs, size_t count, int in_flags, int& out_flags, |
| asio::error_code& ec); |
| |
| #if defined(ASIO_HAS_IOCP) |
| |
| ASIO_DECL void complete_iocp_recvmsg( |
| const weak_cancel_token_type& cancel_token, |
| asio::error_code& ec); |
| |
| #else // defined(ASIO_HAS_IOCP) |
| |
| ASIO_DECL bool non_blocking_recvmsg(socket_type s, |
| buf* bufs, size_t count, int in_flags, int& out_flags, |
| asio::error_code& ec, size_t& bytes_transferred); |
| |
| #endif // defined(ASIO_HAS_IOCP) |
| |
| ASIO_DECL signed_size_type send(socket_type s, const buf* bufs, |
| size_t count, int flags, asio::error_code& ec); |
| |
| ASIO_DECL size_t sync_send(socket_type s, state_type state, |
| const buf* bufs, size_t count, int flags, |
| bool all_empty, asio::error_code& ec); |
| |
| #if defined(ASIO_HAS_IOCP) |
| |
| ASIO_DECL void complete_iocp_send( |
| const weak_cancel_token_type& cancel_token, |
| asio::error_code& ec); |
| |
| #else // defined(ASIO_HAS_IOCP) |
| |
| ASIO_DECL bool non_blocking_send(socket_type s, |
| const buf* bufs, size_t count, int flags, |
| asio::error_code& ec, size_t& bytes_transferred); |
| |
| #endif // defined(ASIO_HAS_IOCP) |
| |
| ASIO_DECL signed_size_type sendto(socket_type s, const buf* bufs, |
| size_t count, int flags, const socket_addr_type* addr, |
| std::size_t addrlen, asio::error_code& ec); |
| |
| ASIO_DECL size_t sync_sendto(socket_type s, state_type state, |
| const buf* bufs, size_t count, int flags, const socket_addr_type* addr, |
| std::size_t addrlen, asio::error_code& ec); |
| |
| #if !defined(ASIO_HAS_IOCP) |
| |
| ASIO_DECL bool non_blocking_sendto(socket_type s, |
| const buf* bufs, size_t count, int flags, |
| const socket_addr_type* addr, std::size_t addrlen, |
| asio::error_code& ec, size_t& bytes_transferred); |
| |
| #endif // !defined(ASIO_HAS_IOCP) |
| |
| ASIO_DECL socket_type socket(int af, int type, int protocol, |
| asio::error_code& ec); |
| |
| ASIO_DECL int setsockopt(socket_type s, state_type& state, |
| int level, int optname, const void* optval, |
| std::size_t optlen, asio::error_code& ec); |
| |
| ASIO_DECL int getsockopt(socket_type s, state_type state, |
| int level, int optname, void* optval, |
| size_t* optlen, asio::error_code& ec); |
| |
| ASIO_DECL int getpeername(socket_type s, socket_addr_type* addr, |
| std::size_t* addrlen, bool cached, asio::error_code& ec); |
| |
| ASIO_DECL int getsockname(socket_type s, socket_addr_type* addr, |
| std::size_t* addrlen, asio::error_code& ec); |
| |
| ASIO_DECL int ioctl(socket_type s, state_type& state, |
| int cmd, ioctl_arg_type* arg, asio::error_code& ec); |
| |
| ASIO_DECL int select(int nfds, fd_set* readfds, fd_set* writefds, |
| fd_set* exceptfds, timeval* timeout, asio::error_code& ec); |
| |
| ASIO_DECL int poll_read(socket_type s, |
| state_type state, asio::error_code& ec); |
| |
| ASIO_DECL int poll_write(socket_type s, |
| state_type state, asio::error_code& ec); |
| |
| ASIO_DECL int poll_error(socket_type s, |
| state_type state, asio::error_code& ec); |
| |
| ASIO_DECL int poll_connect(socket_type s, asio::error_code& ec); |
| |
| #endif // !defined(ASIO_WINDOWS_RUNTIME) |
| |
| ASIO_DECL const char* inet_ntop(int af, const void* src, char* dest, |
| size_t length, unsigned long scope_id, asio::error_code& ec); |
| |
| ASIO_DECL int inet_pton(int af, const char* src, void* dest, |
| unsigned long* scope_id, asio::error_code& ec); |
| |
| ASIO_DECL int gethostname(char* name, |
| int namelen, asio::error_code& ec); |
| |
| #if !defined(ASIO_WINDOWS_RUNTIME) |
| |
| ASIO_DECL asio::error_code getaddrinfo(const char* host, |
| const char* service, const addrinfo_type& hints, |
| addrinfo_type** result, asio::error_code& ec); |
| |
| ASIO_DECL asio::error_code background_getaddrinfo( |
| const weak_cancel_token_type& cancel_token, const char* host, |
| const char* service, const addrinfo_type& hints, |
| addrinfo_type** result, asio::error_code& ec); |
| |
| ASIO_DECL void freeaddrinfo(addrinfo_type* ai); |
| |
| ASIO_DECL asio::error_code getnameinfo( |
| const socket_addr_type* addr, std::size_t addrlen, |
| char* host, std::size_t hostlen, char* serv, |
| std::size_t servlen, int flags, asio::error_code& ec); |
| |
| ASIO_DECL asio::error_code sync_getnameinfo( |
| const socket_addr_type* addr, std::size_t addrlen, |
| char* host, std::size_t hostlen, char* serv, |
| std::size_t servlen, int sock_type, asio::error_code& ec); |
| |
| ASIO_DECL asio::error_code background_getnameinfo( |
| const weak_cancel_token_type& cancel_token, |
| const socket_addr_type* addr, std::size_t addrlen, |
| char* host, std::size_t hostlen, char* serv, |
| std::size_t servlen, int sock_type, asio::error_code& ec); |
| |
| #endif // !defined(ASIO_WINDOWS_RUNTIME) |
| |
| ASIO_DECL u_long_type network_to_host_long(u_long_type value); |
| |
| ASIO_DECL u_long_type host_to_network_long(u_long_type value); |
| |
| ASIO_DECL u_short_type network_to_host_short(u_short_type value); |
| |
| ASIO_DECL u_short_type host_to_network_short(u_short_type value); |
| |
| } // namespace socket_ops |
| } // namespace detail |
| } // namespace asio |
| |
| #include "asio/detail/pop_options.hpp" |
| |
| #if defined(ASIO_HEADER_ONLY) |
| # include "asio/detail/impl/socket_ops.ipp" |
| #endif // defined(ASIO_HEADER_ONLY) |
| |
| #endif // ASIO_DETAIL_SOCKET_OPS_HPP |