| // |
| // experimental/detail/channel_send_functions.hpp |
| // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| // |
| // Copyright (c) 2003-2021 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_EXPERIMENTAL_DETAIL_CHANNEL_SEND_FUNCTIONS_HPP |
| #define ASIO_EXPERIMENTAL_DETAIL_CHANNEL_SEND_FUNCTIONS_HPP |
| |
| #if defined(_MSC_VER) && (_MSC_VER >= 1200) |
| # pragma once |
| #endif // defined(_MSC_VER) && (_MSC_VER >= 1200) |
| |
| #include "asio/detail/config.hpp" |
| #include "asio/async_result.hpp" |
| #include "asio/detail/type_traits.hpp" |
| #include "asio/experimental/detail/channel_message.hpp" |
| |
| #include "asio/detail/push_options.hpp" |
| |
| namespace asio { |
| namespace experimental { |
| namespace detail { |
| |
| template <typename Derived, typename Executor, typename... Signatures> |
| class channel_send_functions; |
| |
| template <typename Derived, typename Executor, typename R, typename... Args> |
| class channel_send_functions<Derived, Executor, R(Args...)> |
| { |
| public: |
| template <typename... Args2> |
| typename enable_if< |
| is_constructible<detail::channel_message<R(Args...)>, int, Args2...>::value, |
| bool |
| >::type try_send(ASIO_MOVE_ARG(Args2)... args) |
| { |
| typedef typename detail::channel_message<R(Args...)> message_type; |
| Derived* self = static_cast<Derived*>(this); |
| return self->service_->template try_send<message_type>( |
| self->impl_, ASIO_MOVE_CAST(Args2)(args)...); |
| } |
| |
| template <typename... Args2> |
| typename enable_if< |
| is_constructible<detail::channel_message<R(Args...)>, int, Args2...>::value, |
| std::size_t |
| >::type try_send_n(std::size_t count, ASIO_MOVE_ARG(Args2)... args) |
| { |
| typedef typename detail::channel_message<R(Args...)> message_type; |
| Derived* self = static_cast<Derived*>(this); |
| return self->service_->template try_send_n<message_type>( |
| self->impl_, count, ASIO_MOVE_CAST(Args2)(args)...); |
| } |
| |
| template < |
| ASIO_COMPLETION_TOKEN_FOR(void (asio::error_code)) |
| CompletionToken ASIO_DEFAULT_COMPLETION_TOKEN_TYPE(Executor)> |
| auto async_send(Args... args, |
| ASIO_MOVE_ARG(CompletionToken) token |
| ASIO_DEFAULT_COMPLETION_TOKEN(Executor)) |
| { |
| typedef typename Derived::payload_type payload_type; |
| typedef typename detail::channel_message<R(Args...)> message_type; |
| Derived* self = static_cast<Derived*>(this); |
| return async_initiate<CompletionToken, void (asio::error_code)>( |
| typename Derived::initiate_async_send(self), token, |
| payload_type(message_type(0, ASIO_MOVE_CAST(Args)(args)...))); |
| } |
| }; |
| |
| template <typename Derived, typename Executor, |
| typename R, typename... Args, typename... Signatures> |
| class channel_send_functions<Derived, Executor, R(Args...), Signatures...> : |
| public channel_send_functions<Derived, Executor, Signatures...> |
| { |
| public: |
| using channel_send_functions<Derived, Executor, Signatures...>::try_send; |
| using channel_send_functions<Derived, Executor, Signatures...>::async_send; |
| |
| template <typename... Args2> |
| typename enable_if< |
| is_constructible<detail::channel_message<R(Args...)>, int, Args2...>::value, |
| bool |
| >::type try_send(ASIO_MOVE_ARG(Args2)... args) |
| { |
| typedef typename detail::channel_message<R(Args...)> message_type; |
| Derived* self = static_cast<Derived*>(this); |
| return self->service_->template try_send<message_type>( |
| self->impl_, ASIO_MOVE_CAST(Args2)(args)...); |
| } |
| |
| template <typename... Args2> |
| typename enable_if< |
| is_constructible<detail::channel_message<R(Args...)>, int, Args2...>::value, |
| std::size_t |
| >::type try_send_n(std::size_t count, ASIO_MOVE_ARG(Args2)... args) |
| { |
| typedef typename detail::channel_message<R(Args...)> message_type; |
| Derived* self = static_cast<Derived*>(this); |
| return self->service_->template try_send_n<message_type>( |
| self->impl_, count, ASIO_MOVE_CAST(Args2)(args)...); |
| } |
| |
| template < |
| ASIO_COMPLETION_TOKEN_FOR(void (asio::error_code)) |
| CompletionToken ASIO_DEFAULT_COMPLETION_TOKEN_TYPE(Executor)> |
| auto async_send(Args... args, |
| ASIO_MOVE_ARG(CompletionToken) token |
| ASIO_DEFAULT_COMPLETION_TOKEN(Executor)) |
| { |
| typedef typename Derived::payload_type payload_type; |
| typedef typename detail::channel_message<R(Args...)> message_type; |
| Derived* self = static_cast<Derived*>(this); |
| return async_initiate<CompletionToken, void (asio::error_code)>( |
| typename Derived::initiate_async_send(self), token, |
| payload_type(message_type(0, ASIO_MOVE_CAST(Args)(args)...))); |
| } |
| }; |
| |
| } // namespace detail |
| } // namespace experimental |
| } // namespace asio |
| |
| #include "asio/detail/pop_options.hpp" |
| |
| #endif // ASIO_EXPERIMENTAL_DETAIL_CHANNEL_SEND_FUNCTIONS_HPP |