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authorMatthias P. Braendli <matthias.braendli@mpb.li>2019-10-07 04:52:50 +0200
committerMatthias P. Braendli <matthias.braendli@mpb.li>2019-10-07 04:52:50 +0200
commit0aa6201a490bfabc0ae021ceb9f1fb0f46727c5d (patch)
treea71d934d8151dd43e7c16555fef17fd749c5da70 /lib/asio/basic_socket_iostream.hpp
parent558d74bffd9f069955af52c0b308a1d6169bcff0 (diff)
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Merge lime output into next branch
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-//
-// basic_socket_iostream.hpp
-// ~~~~~~~~~~~~~~~~~~~~~~~~~
-//
-// Copyright (c) 2003-2018 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_BASIC_SOCKET_IOSTREAM_HPP
-#define ASIO_BASIC_SOCKET_IOSTREAM_HPP
-
-#if defined(_MSC_VER) && (_MSC_VER >= 1200)
-# pragma once
-#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
-
-#include "asio/detail/config.hpp"
-
-#if !defined(ASIO_NO_IOSTREAM)
-
-#include <istream>
-#include <ostream>
-#include "asio/basic_socket_streambuf.hpp"
-
-#if defined(ASIO_ENABLE_OLD_SERVICES)
-# include "asio/stream_socket_service.hpp"
-#endif // defined(ASIO_ENABLE_OLD_SERVICES)
-
-#if !defined(ASIO_HAS_VARIADIC_TEMPLATES)
-
-# include "asio/detail/variadic_templates.hpp"
-
-// A macro that should expand to:
-// template <typename T1, ..., typename Tn>
-// explicit basic_socket_iostream(T1 x1, ..., Tn xn)
-// : std::basic_iostream<char>(
-// &this->detail::socket_iostream_base<
-// Protocol ASIO_SVC_TARG, Clock,
-// WaitTraits ASIO_SVC_TARG1>::streambuf_)
-// {
-// if (rdbuf()->connect(x1, ..., xn) == 0)
-// this->setstate(std::ios_base::failbit);
-// }
-// This macro should only persist within this file.
-
-# define ASIO_PRIVATE_CTR_DEF(n) \
- template <ASIO_VARIADIC_TPARAMS(n)> \
- explicit basic_socket_iostream(ASIO_VARIADIC_BYVAL_PARAMS(n)) \
- : std::basic_iostream<char>( \
- &this->detail::socket_iostream_base< \
- Protocol ASIO_SVC_TARG, Clock, \
- WaitTraits ASIO_SVC_TARG1>::streambuf_) \
- { \
- this->setf(std::ios_base::unitbuf); \
- if (rdbuf()->connect(ASIO_VARIADIC_BYVAL_ARGS(n)) == 0) \
- this->setstate(std::ios_base::failbit); \
- } \
- /**/
-
-// A macro that should expand to:
-// template <typename T1, ..., typename Tn>
-// void connect(T1 x1, ..., Tn xn)
-// {
-// if (rdbuf()->connect(x1, ..., xn) == 0)
-// this->setstate(std::ios_base::failbit);
-// }
-// This macro should only persist within this file.
-
-# define ASIO_PRIVATE_CONNECT_DEF(n) \
- template <ASIO_VARIADIC_TPARAMS(n)> \
- void connect(ASIO_VARIADIC_BYVAL_PARAMS(n)) \
- { \
- if (rdbuf()->connect(ASIO_VARIADIC_BYVAL_ARGS(n)) == 0) \
- this->setstate(std::ios_base::failbit); \
- } \
- /**/
-
-#endif // !defined(ASIO_HAS_VARIADIC_TEMPLATES)
-
-#include "asio/detail/push_options.hpp"
-
-namespace asio {
-namespace detail {
-
-// A separate base class is used to ensure that the streambuf is initialised
-// prior to the basic_socket_iostream's basic_iostream base class.
-template <typename Protocol ASIO_SVC_TPARAM,
- typename Clock, typename WaitTraits ASIO_SVC_TPARAM1>
-class socket_iostream_base
-{
-protected:
- socket_iostream_base()
- {
- }
-
-#if defined(ASIO_HAS_MOVE)
- socket_iostream_base(socket_iostream_base&& other)
- : streambuf_(std::move(other.streambuf_))
- {
- }
-
- socket_iostream_base(basic_stream_socket<Protocol> s)
- : streambuf_(std::move(s))
- {
- }
-
- socket_iostream_base& operator=(socket_iostream_base&& other)
- {
- streambuf_ = std::move(other.streambuf_);
- return *this;
- }
-#endif // defined(ASIO_HAS_MOVE)
-
- basic_socket_streambuf<Protocol ASIO_SVC_TARG,
- Clock, WaitTraits ASIO_SVC_TARG1> streambuf_;
-};
-
-} // namespace detail
-
-#if !defined(ASIO_BASIC_SOCKET_IOSTREAM_FWD_DECL)
-#define ASIO_BASIC_SOCKET_IOSTREAM_FWD_DECL
-
-// Forward declaration with defaulted arguments.
-template <typename Protocol
- ASIO_SVC_TPARAM_DEF1(= stream_socket_service<Protocol>),
-#if defined(ASIO_HAS_BOOST_DATE_TIME) \
- && defined(ASIO_USE_BOOST_DATE_TIME_FOR_SOCKET_IOSTREAM)
- typename Clock = boost::posix_time::ptime,
- typename WaitTraits = time_traits<Clock>
- ASIO_SVC_TPARAM1_DEF2(= deadline_timer_service<Clock, WaitTraits>)>
-#else // defined(ASIO_HAS_BOOST_DATE_TIME)
- // && defined(ASIO_USE_BOOST_DATE_TIME_FOR_SOCKET_IOSTREAM)
- typename Clock = chrono::steady_clock,
- typename WaitTraits = wait_traits<Clock>
- ASIO_SVC_TPARAM1_DEF1(= steady_timer::service_type)>
-#endif // defined(ASIO_HAS_BOOST_DATE_TIME)
- // && defined(ASIO_USE_BOOST_DATE_TIME_FOR_SOCKET_IOSTREAM)
-class basic_socket_iostream;
-
-#endif // !defined(ASIO_BASIC_SOCKET_IOSTREAM_FWD_DECL)
-
-/// Iostream interface for a socket.
-#if defined(GENERATING_DOCUMENTATION)
-template <typename Protocol,
- typename Clock = chrono::steady_clock,
- typename WaitTraits = wait_traits<Clock> >
-#else // defined(GENERATING_DOCUMENTATION)
-template <typename Protocol ASIO_SVC_TPARAM,
- typename Clock, typename WaitTraits ASIO_SVC_TPARAM1>
-#endif // defined(GENERATING_DOCUMENTATION)
-class basic_socket_iostream
- : private detail::socket_iostream_base<Protocol
- ASIO_SVC_TARG, Clock, WaitTraits ASIO_SVC_TARG1>,
- public std::basic_iostream<char>
-{
-private:
- // These typedefs are intended keep this class's implementation independent
- // of whether it's using Boost.DateClock, Boost.Chrono or std::chrono.
-#if defined(ASIO_HAS_BOOST_DATE_TIME) \
- && defined(ASIO_USE_BOOST_DATE_TIME_FOR_SOCKET_IOSTREAM)
- typedef WaitTraits traits_helper;
-#else // defined(ASIO_HAS_BOOST_DATE_TIME)
- // && defined(ASIO_USE_BOOST_DATE_TIME_FOR_SOCKET_IOSTREAM)
- typedef detail::chrono_time_traits<Clock, WaitTraits> traits_helper;
-#endif // defined(ASIO_HAS_BOOST_DATE_TIME)
- // && defined(ASIO_USE_BOOST_DATE_TIME_FOR_SOCKET_IOSTREAM)
-
-public:
- /// The protocol type.
- typedef Protocol protocol_type;
-
- /// The endpoint type.
- typedef typename Protocol::endpoint endpoint_type;
-
- /// The clock type.
- typedef Clock clock_type;
-
-#if defined(GENERATING_DOCUMENTATION)
- /// (Deprecated: Use time_point.) The time type.
- typedef typename WaitTraits::time_type time_type;
-
- /// The time type.
- typedef typename WaitTraits::time_point time_point;
-
- /// (Deprecated: Use duration.) The duration type.
- typedef typename WaitTraits::duration_type duration_type;
-
- /// The duration type.
- typedef typename WaitTraits::duration duration;
-#else
-# if !defined(ASIO_NO_DEPRECATED)
- typedef typename traits_helper::time_type time_type;
- typedef typename traits_helper::duration_type duration_type;
-# endif // !defined(ASIO_NO_DEPRECATED)
- typedef typename traits_helper::time_type time_point;
- typedef typename traits_helper::duration_type duration;
-#endif
-
- /// Construct a basic_socket_iostream without establishing a connection.
- basic_socket_iostream()
- : std::basic_iostream<char>(
- &this->detail::socket_iostream_base<
- Protocol ASIO_SVC_TARG, Clock,
- WaitTraits ASIO_SVC_TARG1>::streambuf_)
- {
- this->setf(std::ios_base::unitbuf);
- }
-
-#if defined(ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION)
- /// Construct a basic_socket_iostream from the supplied socket.
- explicit basic_socket_iostream(basic_stream_socket<protocol_type> s)
- : detail::socket_iostream_base<
- Protocol ASIO_SVC_TARG, Clock,
- WaitTraits ASIO_SVC_TARG1>(std::move(s)),
- std::basic_iostream<char>(
- &this->detail::socket_iostream_base<
- Protocol ASIO_SVC_TARG, Clock,
- WaitTraits ASIO_SVC_TARG1>::streambuf_)
- {
- this->setf(std::ios_base::unitbuf);
- }
-
-#if defined(ASIO_HAS_STD_IOSTREAM_MOVE) \
- || defined(GENERATING_DOCUMENTATION)
- /// Move-construct a basic_socket_iostream from another.
- basic_socket_iostream(basic_socket_iostream&& other)
- : detail::socket_iostream_base<
- Protocol ASIO_SVC_TARG, Clock,
- WaitTraits ASIO_SVC_TARG1>(std::move(other)),
- std::basic_iostream<char>(std::move(other))
- {
- this->set_rdbuf(&this->detail::socket_iostream_base<
- Protocol ASIO_SVC_TARG, Clock,
- WaitTraits ASIO_SVC_TARG1>::streambuf_);
- }
-
- /// Move-assign a basic_socket_iostream from another.
- basic_socket_iostream& operator=(basic_socket_iostream&& other)
- {
- std::basic_iostream<char>::operator=(std::move(other));
- detail::socket_iostream_base<
- Protocol ASIO_SVC_TARG, Clock,
- WaitTraits ASIO_SVC_TARG1>::operator=(std::move(other));
- return *this;
- }
-#endif // defined(ASIO_HAS_STD_IOSTREAM_MOVE)
- // || defined(GENERATING_DOCUMENTATION)
-#endif // defined(ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION)
-
-#if defined(GENERATING_DOCUMENTATION)
- /// Establish a connection to an endpoint corresponding to a resolver query.
- /**
- * This constructor automatically establishes a connection based on the
- * supplied resolver query parameters. The arguments are used to construct
- * a resolver query object.
- */
- template <typename T1, ..., typename TN>
- explicit basic_socket_iostream(T1 t1, ..., TN tn);
-#elif defined(ASIO_HAS_VARIADIC_TEMPLATES)
- template <typename... T>
- explicit basic_socket_iostream(T... x)
- : std::basic_iostream<char>(
- &this->detail::socket_iostream_base<
- Protocol ASIO_SVC_TARG, Clock,
- WaitTraits ASIO_SVC_TARG1>::streambuf_)
- {
- this->setf(std::ios_base::unitbuf);
- if (rdbuf()->connect(x...) == 0)
- this->setstate(std::ios_base::failbit);
- }
-#else
- ASIO_VARIADIC_GENERATE(ASIO_PRIVATE_CTR_DEF)
-#endif
-
-#if defined(GENERATING_DOCUMENTATION)
- /// Establish a connection to an endpoint corresponding to a resolver query.
- /**
- * This function automatically establishes a connection based on the supplied
- * resolver query parameters. The arguments are used to construct a resolver
- * query object.
- */
- template <typename T1, ..., typename TN>
- void connect(T1 t1, ..., TN tn);
-#elif defined(ASIO_HAS_VARIADIC_TEMPLATES)
- template <typename... T>
- void connect(T... x)
- {
- if (rdbuf()->connect(x...) == 0)
- this->setstate(std::ios_base::failbit);
- }
-#else
- ASIO_VARIADIC_GENERATE(ASIO_PRIVATE_CONNECT_DEF)
-#endif
-
- /// Close the connection.
- void close()
- {
- if (rdbuf()->close() == 0)
- this->setstate(std::ios_base::failbit);
- }
-
- /// Return a pointer to the underlying streambuf.
- basic_socket_streambuf<Protocol ASIO_SVC_TARG,
- Clock, WaitTraits ASIO_SVC_TARG1>* rdbuf() const
- {
- return const_cast<basic_socket_streambuf<Protocol ASIO_SVC_TARG,
- Clock, WaitTraits ASIO_SVC_TARG1>*>(
- &this->detail::socket_iostream_base<
- Protocol ASIO_SVC_TARG, Clock,
- WaitTraits ASIO_SVC_TARG1>::streambuf_);
- }
-
- /// Get a reference to the underlying socket.
- basic_socket<Protocol ASIO_SVC_TARG>& socket()
- {
- return rdbuf()->socket();
- }
-
- /// Get the last error associated with the stream.
- /**
- * @return An \c error_code corresponding to the last error from the stream.
- *
- * @par Example
- * To print the error associated with a failure to establish a connection:
- * @code tcp::iostream s("www.boost.org", "http");
- * if (!s)
- * {
- * std::cout << "Error: " << s.error().message() << std::endl;
- * } @endcode
- */
- const asio::error_code& error() const
- {
- return rdbuf()->error();
- }
-
-#if !defined(ASIO_NO_DEPRECATED)
- /// (Deprecated: Use expiry().) Get the stream's expiry time as an absolute
- /// time.
- /**
- * @return An absolute time value representing the stream's expiry time.
- */
- time_point expires_at() const
- {
- return rdbuf()->expires_at();
- }
-#endif // !defined(ASIO_NO_DEPRECATED)
-
- /// Get the stream's expiry time as an absolute time.
- /**
- * @return An absolute time value representing the stream's expiry time.
- */
- time_point expiry() const
- {
- return rdbuf()->expiry();
- }
-
- /// Set the stream's expiry time as an absolute time.
- /**
- * This function sets the expiry time associated with the stream. Stream
- * operations performed after this time (where the operations cannot be
- * completed using the internal buffers) will fail with the error
- * asio::error::operation_aborted.
- *
- * @param expiry_time The expiry time to be used for the stream.
- */
- void expires_at(const time_point& expiry_time)
- {
- rdbuf()->expires_at(expiry_time);
- }
-
- /// Set the stream's expiry time relative to now.
- /**
- * This function sets the expiry time associated with the stream. Stream
- * operations performed after this time (where the operations cannot be
- * completed using the internal buffers) will fail with the error
- * asio::error::operation_aborted.
- *
- * @param expiry_time The expiry time to be used for the timer.
- */
- void expires_after(const duration& expiry_time)
- {
- rdbuf()->expires_after(expiry_time);
- }
-
-#if !defined(ASIO_NO_DEPRECATED)
- /// (Deprecated: Use expiry().) Get the stream's expiry time relative to now.
- /**
- * @return A relative time value representing the stream's expiry time.
- */
- duration expires_from_now() const
- {
- return rdbuf()->expires_from_now();
- }
-
- /// (Deprecated: Use expires_after().) Set the stream's expiry time relative
- /// to now.
- /**
- * This function sets the expiry time associated with the stream. Stream
- * operations performed after this time (where the operations cannot be
- * completed using the internal buffers) will fail with the error
- * asio::error::operation_aborted.
- *
- * @param expiry_time The expiry time to be used for the timer.
- */
- void expires_from_now(const duration& expiry_time)
- {
- rdbuf()->expires_from_now(expiry_time);
- }
-#endif // !defined(ASIO_NO_DEPRECATED)
-
-private:
- // Disallow copying and assignment.
- basic_socket_iostream(const basic_socket_iostream&) ASIO_DELETED;
- basic_socket_iostream& operator=(
- const basic_socket_iostream&) ASIO_DELETED;
-};
-
-} // namespace asio
-
-#include "asio/detail/pop_options.hpp"
-
-#if !defined(ASIO_HAS_VARIADIC_TEMPLATES)
-# undef ASIO_PRIVATE_CTR_DEF
-# undef ASIO_PRIVATE_CONNECT_DEF
-#endif // !defined(ASIO_HAS_VARIADIC_TEMPLATES)
-
-#endif // !defined(ASIO_NO_IOSTREAM)
-
-#endif // ASIO_BASIC_SOCKET_IOSTREAM_HPP