1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283848586878889909192939495969798991001011021031041051061071081091101111121131141151161171181191201211221231241251261271281291301311321331341351361371381391401411421431441451461471481491501511521531541551561571581591601611621631641651661671681691701711721731741751761771781791801811821831841851861871881891901911921931941951961971981992002012022032042052062072082092102112122132142152162172182192202212222232242252262272282292302312322332342352362372382392402412422432442452462472482492502512522532542552562572582592602612622632642652662672682692702712722732742752762772782792802812822832842852862872882892902912922932942952962972982993003013023033043053063073083093103113123133143153163173183193203213223233243253263273283293303313323333343353363373383393403413423433443453463473483493503513523533543553563573583593603613623633643653663673683693703713723733743753763773783793803813823833843853863873883893903913923933943953963973983994004014024034044054064074084094104114124134144154164174184194204214224234244254264274284294304314324334344354364374384394404414424434444454464474484494504514524534544554564574584594604614624634644654664674684694704714724734744754764774784794804814824834844854864874884894904914924934944954964974984995005015025035045055065075085095105115125135145155165175185195205215225235245255265275285295305315325335345355365375385395405415425435445455465475485495505515525535545555565575585595605615625635645655665675685695705715725735745755765775785795805815825835845855865875885895905915925935945955965975985996006016026036046056066076086096106116126136146156166176186196206216226236246256266276286296306316326336346356366376386396406416426436446456466476486496506516526536546556566576586596606616626636646656666676686696706716726736746756766776786796806816826836846856866876886896906916926936946956966976986997007017027037047057067077087097107117127137147157167177187197207217227237247257267277287297307317327337347357367377387397407417427437447457467477487497507517527537547557567577587597607617627637647657667677687697707717727737747757767777787797807817827837847857867877887897907917927937947957967977987998008018028038048058068078088098108118128138148158168178188198208218228238248258268278288298308318328338348358368378388398408418428438448458468478488498508518528538548558568578588598608618628638648658668678688698708718728738748758768778788798808818828838848858868878888898908918928938948958968978988999009019029039049059069079089099109119129139149159169179189199209219229239249259269279289299309319329339349359369379389399409419429439449459469479489499509519529539549559569579589599609619629639649659669679689699709719729739749759769779789799809819829839849859869879889899909919929939949959969979989991000100110021003100410051006100710081009101010111012101310141015101610171018101910201021102210231024102510261027102810291030103110321033103410351036103710381039104010411042104310441045 |
- //
- // impl/write.hpp
- // ~~~~~~~~~~~~~~
- //
- // Copyright (c) 2003-2019 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 BOOST_ASIO_IMPL_WRITE_HPP
- #define BOOST_ASIO_IMPL_WRITE_HPP
- #if defined(_MSC_VER) && (_MSC_VER >= 1200)
- # pragma once
- #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
- #include <boost/asio/associated_allocator.hpp>
- #include <boost/asio/associated_executor.hpp>
- #include <boost/asio/buffer.hpp>
- #include <boost/asio/completion_condition.hpp>
- #include <boost/asio/detail/array_fwd.hpp>
- #include <boost/asio/detail/base_from_completion_cond.hpp>
- #include <boost/asio/detail/bind_handler.hpp>
- #include <boost/asio/detail/consuming_buffers.hpp>
- #include <boost/asio/detail/dependent_type.hpp>
- #include <boost/asio/detail/handler_alloc_helpers.hpp>
- #include <boost/asio/detail/handler_cont_helpers.hpp>
- #include <boost/asio/detail/handler_invoke_helpers.hpp>
- #include <boost/asio/detail/handler_type_requirements.hpp>
- #include <boost/asio/detail/non_const_lvalue.hpp>
- #include <boost/asio/detail/throw_error.hpp>
- #include <boost/asio/detail/push_options.hpp>
- namespace boost {
- namespace asio {
- namespace detail
- {
- template <typename SyncWriteStream, typename ConstBufferSequence,
- typename ConstBufferIterator, typename CompletionCondition>
- std::size_t write_buffer_sequence(SyncWriteStream& s,
- const ConstBufferSequence& buffers, const ConstBufferIterator&,
- CompletionCondition completion_condition, boost::system::error_code& ec)
- {
- ec = boost::system::error_code();
- boost::asio::detail::consuming_buffers<const_buffer,
- ConstBufferSequence, ConstBufferIterator> tmp(buffers);
- while (!tmp.empty())
- {
- if (std::size_t max_size = detail::adapt_completion_condition_result(
- completion_condition(ec, tmp.total_consumed())))
- tmp.consume(s.write_some(tmp.prepare(max_size), ec));
- else
- break;
- }
- return tmp.total_consumed();;
- }
- } // namespace detail
- template <typename SyncWriteStream, typename ConstBufferSequence,
- typename CompletionCondition>
- inline std::size_t write(SyncWriteStream& s, const ConstBufferSequence& buffers,
- CompletionCondition completion_condition, boost::system::error_code& ec,
- typename enable_if<
- is_const_buffer_sequence<ConstBufferSequence>::value
- >::type*)
- {
- return detail::write_buffer_sequence(s, buffers,
- boost::asio::buffer_sequence_begin(buffers),
- BOOST_ASIO_MOVE_CAST(CompletionCondition)(completion_condition), ec);
- }
- template <typename SyncWriteStream, typename ConstBufferSequence>
- inline std::size_t write(SyncWriteStream& s, const ConstBufferSequence& buffers,
- typename enable_if<
- is_const_buffer_sequence<ConstBufferSequence>::value
- >::type*)
- {
- boost::system::error_code ec;
- std::size_t bytes_transferred = write(s, buffers, transfer_all(), ec);
- boost::asio::detail::throw_error(ec, "write");
- return bytes_transferred;
- }
- template <typename SyncWriteStream, typename ConstBufferSequence>
- inline std::size_t write(SyncWriteStream& s, const ConstBufferSequence& buffers,
- boost::system::error_code& ec,
- typename enable_if<
- is_const_buffer_sequence<ConstBufferSequence>::value
- >::type*)
- {
- return write(s, buffers, transfer_all(), ec);
- }
- template <typename SyncWriteStream, typename ConstBufferSequence,
- typename CompletionCondition>
- inline std::size_t write(SyncWriteStream& s, const ConstBufferSequence& buffers,
- CompletionCondition completion_condition,
- typename enable_if<
- is_const_buffer_sequence<ConstBufferSequence>::value
- >::type*)
- {
- boost::system::error_code ec;
- std::size_t bytes_transferred = write(s, buffers,
- BOOST_ASIO_MOVE_CAST(CompletionCondition)(completion_condition), ec);
- boost::asio::detail::throw_error(ec, "write");
- return bytes_transferred;
- }
- #if !defined(BOOST_ASIO_NO_DYNAMIC_BUFFER_V1)
- template <typename SyncWriteStream, typename DynamicBuffer_v1,
- typename CompletionCondition>
- std::size_t write(SyncWriteStream& s,
- BOOST_ASIO_MOVE_ARG(DynamicBuffer_v1) buffers,
- CompletionCondition completion_condition, boost::system::error_code& ec,
- typename enable_if<
- is_dynamic_buffer_v1<typename decay<DynamicBuffer_v1>::type>::value
- && !is_dynamic_buffer_v2<typename decay<DynamicBuffer_v1>::type>::value
- >::type*)
- {
- typename decay<DynamicBuffer_v1>::type b(
- BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(buffers));
- std::size_t bytes_transferred = write(s, b.data(),
- BOOST_ASIO_MOVE_CAST(CompletionCondition)(completion_condition), ec);
- b.consume(bytes_transferred);
- return bytes_transferred;
- }
- template <typename SyncWriteStream, typename DynamicBuffer_v1>
- inline std::size_t write(SyncWriteStream& s,
- BOOST_ASIO_MOVE_ARG(DynamicBuffer_v1) buffers,
- typename enable_if<
- is_dynamic_buffer_v1<typename decay<DynamicBuffer_v1>::type>::value
- && !is_dynamic_buffer_v2<typename decay<DynamicBuffer_v1>::type>::value
- >::type*)
- {
- boost::system::error_code ec;
- std::size_t bytes_transferred = write(s,
- BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(buffers),
- transfer_all(), ec);
- boost::asio::detail::throw_error(ec, "write");
- return bytes_transferred;
- }
- template <typename SyncWriteStream, typename DynamicBuffer_v1>
- inline std::size_t write(SyncWriteStream& s,
- BOOST_ASIO_MOVE_ARG(DynamicBuffer_v1) buffers,
- boost::system::error_code& ec,
- typename enable_if<
- is_dynamic_buffer_v1<typename decay<DynamicBuffer_v1>::type>::value
- && !is_dynamic_buffer_v2<typename decay<DynamicBuffer_v1>::type>::value
- >::type*)
- {
- return write(s, BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(buffers),
- transfer_all(), ec);
- }
- template <typename SyncWriteStream, typename DynamicBuffer_v1,
- typename CompletionCondition>
- inline std::size_t write(SyncWriteStream& s,
- BOOST_ASIO_MOVE_ARG(DynamicBuffer_v1) buffers,
- CompletionCondition completion_condition,
- typename enable_if<
- is_dynamic_buffer_v1<typename decay<DynamicBuffer_v1>::type>::value
- && !is_dynamic_buffer_v2<typename decay<DynamicBuffer_v1>::type>::value
- >::type*)
- {
- boost::system::error_code ec;
- std::size_t bytes_transferred = write(s,
- BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(buffers),
- BOOST_ASIO_MOVE_CAST(CompletionCondition)(completion_condition), ec);
- boost::asio::detail::throw_error(ec, "write");
- return bytes_transferred;
- }
- #if !defined(BOOST_ASIO_NO_EXTENSIONS)
- #if !defined(BOOST_ASIO_NO_IOSTREAM)
- template <typename SyncWriteStream, typename Allocator,
- typename CompletionCondition>
- inline std::size_t write(SyncWriteStream& s,
- boost::asio::basic_streambuf<Allocator>& b,
- CompletionCondition completion_condition, boost::system::error_code& ec)
- {
- return write(s, basic_streambuf_ref<Allocator>(b),
- BOOST_ASIO_MOVE_CAST(CompletionCondition)(completion_condition), ec);
- }
- template <typename SyncWriteStream, typename Allocator>
- inline std::size_t write(SyncWriteStream& s,
- boost::asio::basic_streambuf<Allocator>& b)
- {
- return write(s, basic_streambuf_ref<Allocator>(b));
- }
- template <typename SyncWriteStream, typename Allocator>
- inline std::size_t write(SyncWriteStream& s,
- boost::asio::basic_streambuf<Allocator>& b,
- boost::system::error_code& ec)
- {
- return write(s, basic_streambuf_ref<Allocator>(b), ec);
- }
- template <typename SyncWriteStream, typename Allocator,
- typename CompletionCondition>
- inline std::size_t write(SyncWriteStream& s,
- boost::asio::basic_streambuf<Allocator>& b,
- CompletionCondition completion_condition)
- {
- return write(s, basic_streambuf_ref<Allocator>(b),
- BOOST_ASIO_MOVE_CAST(CompletionCondition)(completion_condition));
- }
- #endif // !defined(BOOST_ASIO_NO_IOSTREAM)
- #endif // !defined(BOOST_ASIO_NO_EXTENSIONS)
- #endif // !defined(BOOST_ASIO_NO_DYNAMIC_BUFFER_V1)
- template <typename SyncWriteStream, typename DynamicBuffer_v2,
- typename CompletionCondition>
- std::size_t write(SyncWriteStream& s, DynamicBuffer_v2 buffers,
- CompletionCondition completion_condition, boost::system::error_code& ec,
- typename enable_if<
- is_dynamic_buffer_v2<DynamicBuffer_v2>::value
- >::type*)
- {
- std::size_t bytes_transferred = write(s, buffers.data(0, buffers.size()),
- BOOST_ASIO_MOVE_CAST(CompletionCondition)(completion_condition), ec);
- buffers.consume(bytes_transferred);
- return bytes_transferred;
- }
- template <typename SyncWriteStream, typename DynamicBuffer_v2>
- inline std::size_t write(SyncWriteStream& s, DynamicBuffer_v2 buffers,
- typename enable_if<
- is_dynamic_buffer_v2<DynamicBuffer_v2>::value
- >::type*)
- {
- boost::system::error_code ec;
- std::size_t bytes_transferred = write(s,
- BOOST_ASIO_MOVE_CAST(DynamicBuffer_v2)(buffers),
- transfer_all(), ec);
- boost::asio::detail::throw_error(ec, "write");
- return bytes_transferred;
- }
- template <typename SyncWriteStream, typename DynamicBuffer_v2>
- inline std::size_t write(SyncWriteStream& s, DynamicBuffer_v2 buffers,
- boost::system::error_code& ec,
- typename enable_if<
- is_dynamic_buffer_v2<DynamicBuffer_v2>::value
- >::type*)
- {
- return write(s, BOOST_ASIO_MOVE_CAST(DynamicBuffer_v2)(buffers),
- transfer_all(), ec);
- }
- template <typename SyncWriteStream, typename DynamicBuffer_v2,
- typename CompletionCondition>
- inline std::size_t write(SyncWriteStream& s, DynamicBuffer_v2 buffers,
- CompletionCondition completion_condition,
- typename enable_if<
- is_dynamic_buffer_v2<DynamicBuffer_v2>::value
- >::type*)
- {
- boost::system::error_code ec;
- std::size_t bytes_transferred = write(s,
- BOOST_ASIO_MOVE_CAST(DynamicBuffer_v2)(buffers),
- BOOST_ASIO_MOVE_CAST(CompletionCondition)(completion_condition), ec);
- boost::asio::detail::throw_error(ec, "write");
- return bytes_transferred;
- }
- namespace detail
- {
- template <typename AsyncWriteStream, typename ConstBufferSequence,
- typename ConstBufferIterator, typename CompletionCondition,
- typename WriteHandler>
- class write_op
- : detail::base_from_completion_cond<CompletionCondition>
- {
- public:
- write_op(AsyncWriteStream& stream, const ConstBufferSequence& buffers,
- CompletionCondition& completion_condition, WriteHandler& handler)
- : detail::base_from_completion_cond<
- CompletionCondition>(completion_condition),
- stream_(stream),
- buffers_(buffers),
- start_(0),
- handler_(BOOST_ASIO_MOVE_CAST(WriteHandler)(handler))
- {
- }
- #if defined(BOOST_ASIO_HAS_MOVE)
- write_op(const write_op& other)
- : detail::base_from_completion_cond<CompletionCondition>(other),
- stream_(other.stream_),
- buffers_(other.buffers_),
- start_(other.start_),
- handler_(other.handler_)
- {
- }
- write_op(write_op&& other)
- : detail::base_from_completion_cond<CompletionCondition>(
- BOOST_ASIO_MOVE_CAST(detail::base_from_completion_cond<
- CompletionCondition>)(other)),
- stream_(other.stream_),
- buffers_(BOOST_ASIO_MOVE_CAST(buffers_type)(other.buffers_)),
- start_(other.start_),
- handler_(BOOST_ASIO_MOVE_CAST(WriteHandler)(other.handler_))
- {
- }
- #endif // defined(BOOST_ASIO_HAS_MOVE)
- void operator()(const boost::system::error_code& ec,
- std::size_t bytes_transferred, int start = 0)
- {
- std::size_t max_size;
- switch (start_ = start)
- {
- case 1:
- max_size = this->check_for_completion(ec, buffers_.total_consumed());
- do
- {
- stream_.async_write_some(buffers_.prepare(max_size),
- BOOST_ASIO_MOVE_CAST(write_op)(*this));
- return; default:
- buffers_.consume(bytes_transferred);
- if ((!ec && bytes_transferred == 0) || buffers_.empty())
- break;
- max_size = this->check_for_completion(ec, buffers_.total_consumed());
- } while (max_size > 0);
- handler_(ec, buffers_.total_consumed());
- }
- }
- //private:
- typedef boost::asio::detail::consuming_buffers<const_buffer,
- ConstBufferSequence, ConstBufferIterator> buffers_type;
- AsyncWriteStream& stream_;
- buffers_type buffers_;
- int start_;
- WriteHandler handler_;
- };
- template <typename AsyncWriteStream, typename ConstBufferSequence,
- typename ConstBufferIterator, typename CompletionCondition,
- typename WriteHandler>
- inline void* asio_handler_allocate(std::size_t size,
- write_op<AsyncWriteStream, ConstBufferSequence, ConstBufferIterator,
- CompletionCondition, WriteHandler>* this_handler)
- {
- return boost_asio_handler_alloc_helpers::allocate(
- size, this_handler->handler_);
- }
- template <typename AsyncWriteStream, typename ConstBufferSequence,
- typename ConstBufferIterator, typename CompletionCondition,
- typename WriteHandler>
- inline void asio_handler_deallocate(void* pointer, std::size_t size,
- write_op<AsyncWriteStream, ConstBufferSequence, ConstBufferIterator,
- CompletionCondition, WriteHandler>* this_handler)
- {
- boost_asio_handler_alloc_helpers::deallocate(
- pointer, size, this_handler->handler_);
- }
- template <typename AsyncWriteStream, typename ConstBufferSequence,
- typename ConstBufferIterator, typename CompletionCondition,
- typename WriteHandler>
- inline bool asio_handler_is_continuation(
- write_op<AsyncWriteStream, ConstBufferSequence, ConstBufferIterator,
- CompletionCondition, WriteHandler>* this_handler)
- {
- return this_handler->start_ == 0 ? true
- : boost_asio_handler_cont_helpers::is_continuation(
- this_handler->handler_);
- }
- template <typename Function, typename AsyncWriteStream,
- typename ConstBufferSequence, typename ConstBufferIterator,
- typename CompletionCondition, typename WriteHandler>
- inline void asio_handler_invoke(Function& function,
- write_op<AsyncWriteStream, ConstBufferSequence, ConstBufferIterator,
- CompletionCondition, WriteHandler>* this_handler)
- {
- boost_asio_handler_invoke_helpers::invoke(
- function, this_handler->handler_);
- }
- template <typename Function, typename AsyncWriteStream,
- typename ConstBufferSequence, typename ConstBufferIterator,
- typename CompletionCondition, typename WriteHandler>
- inline void asio_handler_invoke(const Function& function,
- write_op<AsyncWriteStream, ConstBufferSequence, ConstBufferIterator,
- CompletionCondition, WriteHandler>* this_handler)
- {
- boost_asio_handler_invoke_helpers::invoke(
- function, this_handler->handler_);
- }
- template <typename AsyncWriteStream, typename ConstBufferSequence,
- typename ConstBufferIterator, typename CompletionCondition,
- typename WriteHandler>
- inline void start_write_buffer_sequence_op(AsyncWriteStream& stream,
- const ConstBufferSequence& buffers, const ConstBufferIterator&,
- CompletionCondition& completion_condition, WriteHandler& handler)
- {
- detail::write_op<AsyncWriteStream, ConstBufferSequence,
- ConstBufferIterator, CompletionCondition, WriteHandler>(
- stream, buffers, completion_condition, handler)(
- boost::system::error_code(), 0, 1);
- }
- template <typename AsyncWriteStream>
- class initiate_async_write_buffer_sequence
- {
- public:
- typedef typename AsyncWriteStream::executor_type executor_type;
- explicit initiate_async_write_buffer_sequence(AsyncWriteStream& stream)
- : stream_(stream)
- {
- }
- executor_type get_executor() const BOOST_ASIO_NOEXCEPT
- {
- return stream_.get_executor();
- }
- template <typename WriteHandler, typename ConstBufferSequence,
- typename CompletionCondition>
- void operator()(BOOST_ASIO_MOVE_ARG(WriteHandler) handler,
- const ConstBufferSequence& buffers,
- BOOST_ASIO_MOVE_ARG(CompletionCondition) completion_cond) const
- {
- // If you get an error on the following line it means that your handler
- // does not meet the documented type requirements for a WriteHandler.
- BOOST_ASIO_WRITE_HANDLER_CHECK(WriteHandler, handler) type_check;
- non_const_lvalue<WriteHandler> handler2(handler);
- non_const_lvalue<CompletionCondition> completion_cond2(completion_cond);
- start_write_buffer_sequence_op(stream_, buffers,
- boost::asio::buffer_sequence_begin(buffers),
- completion_cond2.value, handler2.value);
- }
- private:
- AsyncWriteStream& stream_;
- };
- } // namespace detail
- #if !defined(GENERATING_DOCUMENTATION)
- template <typename AsyncWriteStream, typename ConstBufferSequence,
- typename ConstBufferIterator, typename CompletionCondition,
- typename WriteHandler, typename Allocator>
- struct associated_allocator<
- detail::write_op<AsyncWriteStream, ConstBufferSequence,
- ConstBufferIterator, CompletionCondition, WriteHandler>,
- Allocator>
- {
- typedef typename associated_allocator<WriteHandler, Allocator>::type type;
- static type get(
- const detail::write_op<AsyncWriteStream, ConstBufferSequence,
- ConstBufferIterator, CompletionCondition, WriteHandler>& h,
- const Allocator& a = Allocator()) BOOST_ASIO_NOEXCEPT
- {
- return associated_allocator<WriteHandler, Allocator>::get(h.handler_, a);
- }
- };
- template <typename AsyncWriteStream, typename ConstBufferSequence,
- typename ConstBufferIterator, typename CompletionCondition,
- typename WriteHandler, typename Executor>
- struct associated_executor<
- detail::write_op<AsyncWriteStream, ConstBufferSequence,
- ConstBufferIterator, CompletionCondition, WriteHandler>,
- Executor>
- {
- typedef typename associated_executor<WriteHandler, Executor>::type type;
- static type get(
- const detail::write_op<AsyncWriteStream, ConstBufferSequence,
- ConstBufferIterator, CompletionCondition, WriteHandler>& h,
- const Executor& ex = Executor()) BOOST_ASIO_NOEXCEPT
- {
- return associated_executor<WriteHandler, Executor>::get(h.handler_, ex);
- }
- };
- #endif // !defined(GENERATING_DOCUMENTATION)
- template <typename AsyncWriteStream,
- typename ConstBufferSequence, typename CompletionCondition,
- BOOST_ASIO_COMPLETION_TOKEN_FOR(void (boost::system::error_code,
- std::size_t)) WriteHandler>
- inline BOOST_ASIO_INITFN_AUTO_RESULT_TYPE(WriteHandler,
- void (boost::system::error_code, std::size_t))
- async_write(AsyncWriteStream& s, const ConstBufferSequence& buffers,
- CompletionCondition completion_condition,
- BOOST_ASIO_MOVE_ARG(WriteHandler) handler,
- typename enable_if<
- is_const_buffer_sequence<ConstBufferSequence>::value
- >::type*)
- {
- return async_initiate<WriteHandler,
- void (boost::system::error_code, std::size_t)>(
- detail::initiate_async_write_buffer_sequence<AsyncWriteStream>(s),
- handler, buffers,
- BOOST_ASIO_MOVE_CAST(CompletionCondition)(completion_condition));
- }
- template <typename AsyncWriteStream, typename ConstBufferSequence,
- BOOST_ASIO_COMPLETION_TOKEN_FOR(void (boost::system::error_code,
- std::size_t)) WriteHandler>
- inline BOOST_ASIO_INITFN_AUTO_RESULT_TYPE(WriteHandler,
- void (boost::system::error_code, std::size_t))
- async_write(AsyncWriteStream& s, const ConstBufferSequence& buffers,
- BOOST_ASIO_MOVE_ARG(WriteHandler) handler,
- typename enable_if<
- is_const_buffer_sequence<ConstBufferSequence>::value
- >::type*)
- {
- return async_initiate<WriteHandler,
- void (boost::system::error_code, std::size_t)>(
- detail::initiate_async_write_buffer_sequence<AsyncWriteStream>(s),
- handler, buffers, transfer_all());
- }
- #if !defined(BOOST_ASIO_NO_DYNAMIC_BUFFER_V1)
- namespace detail
- {
- template <typename AsyncWriteStream, typename DynamicBuffer_v1,
- typename CompletionCondition, typename WriteHandler>
- class write_dynbuf_v1_op
- {
- public:
- template <typename BufferSequence>
- write_dynbuf_v1_op(AsyncWriteStream& stream,
- BOOST_ASIO_MOVE_ARG(BufferSequence) buffers,
- CompletionCondition& completion_condition, WriteHandler& handler)
- : stream_(stream),
- buffers_(BOOST_ASIO_MOVE_CAST(BufferSequence)(buffers)),
- completion_condition_(
- BOOST_ASIO_MOVE_CAST(CompletionCondition)(completion_condition)),
- handler_(BOOST_ASIO_MOVE_CAST(WriteHandler)(handler))
- {
- }
- #if defined(BOOST_ASIO_HAS_MOVE)
- write_dynbuf_v1_op(const write_dynbuf_v1_op& other)
- : stream_(other.stream_),
- buffers_(other.buffers_),
- completion_condition_(other.completion_condition_),
- handler_(other.handler_)
- {
- }
- write_dynbuf_v1_op(write_dynbuf_v1_op&& other)
- : stream_(other.stream_),
- buffers_(BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(other.buffers_)),
- completion_condition_(
- BOOST_ASIO_MOVE_CAST(CompletionCondition)(
- other.completion_condition_)),
- handler_(BOOST_ASIO_MOVE_CAST(WriteHandler)(other.handler_))
- {
- }
- #endif // defined(BOOST_ASIO_HAS_MOVE)
- void operator()(const boost::system::error_code& ec,
- std::size_t bytes_transferred, int start = 0)
- {
- switch (start)
- {
- case 1:
- async_write(stream_, buffers_.data(),
- BOOST_ASIO_MOVE_CAST(CompletionCondition)(completion_condition_),
- BOOST_ASIO_MOVE_CAST(write_dynbuf_v1_op)(*this));
- return; default:
- buffers_.consume(bytes_transferred);
- handler_(ec, static_cast<const std::size_t&>(bytes_transferred));
- }
- }
- //private:
- AsyncWriteStream& stream_;
- DynamicBuffer_v1 buffers_;
- CompletionCondition completion_condition_;
- WriteHandler handler_;
- };
- template <typename AsyncWriteStream, typename DynamicBuffer_v1,
- typename CompletionCondition, typename WriteHandler>
- inline void* asio_handler_allocate(std::size_t size,
- write_dynbuf_v1_op<AsyncWriteStream, DynamicBuffer_v1,
- CompletionCondition, WriteHandler>* this_handler)
- {
- return boost_asio_handler_alloc_helpers::allocate(
- size, this_handler->handler_);
- }
- template <typename AsyncWriteStream, typename DynamicBuffer_v1,
- typename CompletionCondition, typename WriteHandler>
- inline void asio_handler_deallocate(void* pointer, std::size_t size,
- write_dynbuf_v1_op<AsyncWriteStream, DynamicBuffer_v1,
- CompletionCondition, WriteHandler>* this_handler)
- {
- boost_asio_handler_alloc_helpers::deallocate(
- pointer, size, this_handler->handler_);
- }
- template <typename AsyncWriteStream, typename DynamicBuffer_v1,
- typename CompletionCondition, typename WriteHandler>
- inline bool asio_handler_is_continuation(
- write_dynbuf_v1_op<AsyncWriteStream, DynamicBuffer_v1,
- CompletionCondition, WriteHandler>* this_handler)
- {
- return boost_asio_handler_cont_helpers::is_continuation(
- this_handler->handler_);
- }
- template <typename Function, typename AsyncWriteStream,
- typename DynamicBuffer_v1, typename CompletionCondition,
- typename WriteHandler>
- inline void asio_handler_invoke(Function& function,
- write_dynbuf_v1_op<AsyncWriteStream, DynamicBuffer_v1,
- CompletionCondition, WriteHandler>* this_handler)
- {
- boost_asio_handler_invoke_helpers::invoke(
- function, this_handler->handler_);
- }
- template <typename Function, typename AsyncWriteStream,
- typename DynamicBuffer_v1, typename CompletionCondition,
- typename WriteHandler>
- inline void asio_handler_invoke(const Function& function,
- write_dynbuf_v1_op<AsyncWriteStream, DynamicBuffer_v1,
- CompletionCondition, WriteHandler>* this_handler)
- {
- boost_asio_handler_invoke_helpers::invoke(
- function, this_handler->handler_);
- }
- template <typename AsyncWriteStream>
- class initiate_async_write_dynbuf_v1
- {
- public:
- typedef typename AsyncWriteStream::executor_type executor_type;
- explicit initiate_async_write_dynbuf_v1(AsyncWriteStream& stream)
- : stream_(stream)
- {
- }
- executor_type get_executor() const BOOST_ASIO_NOEXCEPT
- {
- return stream_.get_executor();
- }
- template <typename WriteHandler, typename DynamicBuffer_v1,
- typename CompletionCondition>
- void operator()(BOOST_ASIO_MOVE_ARG(WriteHandler) handler,
- BOOST_ASIO_MOVE_ARG(DynamicBuffer_v1) buffers,
- BOOST_ASIO_MOVE_ARG(CompletionCondition) completion_cond) const
- {
- // If you get an error on the following line it means that your handler
- // does not meet the documented type requirements for a WriteHandler.
- BOOST_ASIO_WRITE_HANDLER_CHECK(WriteHandler, handler) type_check;
- non_const_lvalue<WriteHandler> handler2(handler);
- non_const_lvalue<CompletionCondition> completion_cond2(completion_cond);
- write_dynbuf_v1_op<AsyncWriteStream,
- typename decay<DynamicBuffer_v1>::type,
- CompletionCondition, typename decay<WriteHandler>::type>(
- stream_, BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(buffers),
- completion_cond2.value, handler2.value)(
- boost::system::error_code(), 0, 1);
- }
- private:
- AsyncWriteStream& stream_;
- };
- } // namespace detail
- #if !defined(GENERATING_DOCUMENTATION)
- template <typename AsyncWriteStream, typename DynamicBuffer_v1,
- typename CompletionCondition, typename WriteHandler, typename Allocator>
- struct associated_allocator<
- detail::write_dynbuf_v1_op<AsyncWriteStream,
- DynamicBuffer_v1, CompletionCondition, WriteHandler>,
- Allocator>
- {
- typedef typename associated_allocator<WriteHandler, Allocator>::type type;
- static type get(
- const detail::write_dynbuf_v1_op<AsyncWriteStream,
- DynamicBuffer_v1, CompletionCondition, WriteHandler>& h,
- const Allocator& a = Allocator()) BOOST_ASIO_NOEXCEPT
- {
- return associated_allocator<WriteHandler, Allocator>::get(h.handler_, a);
- }
- };
- template <typename AsyncWriteStream, typename DynamicBuffer_v1,
- typename CompletionCondition, typename WriteHandler, typename Executor>
- struct associated_executor<
- detail::write_dynbuf_v1_op<AsyncWriteStream,
- DynamicBuffer_v1, CompletionCondition, WriteHandler>,
- Executor>
- {
- typedef typename associated_executor<WriteHandler, Executor>::type type;
- static type get(
- const detail::write_dynbuf_v1_op<AsyncWriteStream,
- DynamicBuffer_v1, CompletionCondition, WriteHandler>& h,
- const Executor& ex = Executor()) BOOST_ASIO_NOEXCEPT
- {
- return associated_executor<WriteHandler, Executor>::get(h.handler_, ex);
- }
- };
- #endif // !defined(GENERATING_DOCUMENTATION)
- template <typename AsyncWriteStream, typename DynamicBuffer_v1,
- BOOST_ASIO_COMPLETION_TOKEN_FOR(void (boost::system::error_code,
- std::size_t)) WriteHandler>
- inline BOOST_ASIO_INITFN_AUTO_RESULT_TYPE(WriteHandler,
- void (boost::system::error_code, std::size_t))
- async_write(AsyncWriteStream& s,
- BOOST_ASIO_MOVE_ARG(DynamicBuffer_v1) buffers,
- BOOST_ASIO_MOVE_ARG(WriteHandler) handler,
- typename enable_if<
- is_dynamic_buffer_v1<typename decay<DynamicBuffer_v1>::type>::value
- && !is_dynamic_buffer_v2<typename decay<DynamicBuffer_v1>::type>::value
- >::type*)
- {
- return async_write(s,
- BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(buffers),
- transfer_all(), BOOST_ASIO_MOVE_CAST(WriteHandler)(handler));
- }
- template <typename AsyncWriteStream,
- typename DynamicBuffer_v1, typename CompletionCondition,
- BOOST_ASIO_COMPLETION_TOKEN_FOR(void (boost::system::error_code,
- std::size_t)) WriteHandler>
- inline BOOST_ASIO_INITFN_AUTO_RESULT_TYPE(WriteHandler,
- void (boost::system::error_code, std::size_t))
- async_write(AsyncWriteStream& s,
- BOOST_ASIO_MOVE_ARG(DynamicBuffer_v1) buffers,
- CompletionCondition completion_condition,
- BOOST_ASIO_MOVE_ARG(WriteHandler) handler,
- typename enable_if<
- is_dynamic_buffer_v1<typename decay<DynamicBuffer_v1>::type>::value
- && !is_dynamic_buffer_v2<typename decay<DynamicBuffer_v1>::type>::value
- >::type*)
- {
- return async_initiate<WriteHandler,
- void (boost::system::error_code, std::size_t)>(
- detail::initiate_async_write_dynbuf_v1<AsyncWriteStream>(s),
- handler, BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(buffers),
- BOOST_ASIO_MOVE_CAST(CompletionCondition)(completion_condition));
- }
- #if !defined(BOOST_ASIO_NO_EXTENSIONS)
- #if !defined(BOOST_ASIO_NO_IOSTREAM)
- template <typename AsyncWriteStream, typename Allocator,
- BOOST_ASIO_COMPLETION_TOKEN_FOR(void (boost::system::error_code,
- std::size_t)) WriteHandler>
- inline BOOST_ASIO_INITFN_AUTO_RESULT_TYPE(WriteHandler,
- void (boost::system::error_code, std::size_t))
- async_write(AsyncWriteStream& s,
- boost::asio::basic_streambuf<Allocator>& b,
- BOOST_ASIO_MOVE_ARG(WriteHandler) handler)
- {
- return async_write(s, basic_streambuf_ref<Allocator>(b),
- BOOST_ASIO_MOVE_CAST(WriteHandler)(handler));
- }
- template <typename AsyncWriteStream,
- typename Allocator, typename CompletionCondition,
- BOOST_ASIO_COMPLETION_TOKEN_FOR(void (boost::system::error_code,
- std::size_t)) WriteHandler>
- inline BOOST_ASIO_INITFN_AUTO_RESULT_TYPE(WriteHandler,
- void (boost::system::error_code, std::size_t))
- async_write(AsyncWriteStream& s,
- boost::asio::basic_streambuf<Allocator>& b,
- CompletionCondition completion_condition,
- BOOST_ASIO_MOVE_ARG(WriteHandler) handler)
- {
- return async_write(s, basic_streambuf_ref<Allocator>(b),
- BOOST_ASIO_MOVE_CAST(CompletionCondition)(completion_condition),
- BOOST_ASIO_MOVE_CAST(WriteHandler)(handler));
- }
- #endif // !defined(BOOST_ASIO_NO_IOSTREAM)
- #endif // !defined(BOOST_ASIO_NO_EXTENSIONS)
- #endif // !defined(BOOST_ASIO_NO_DYNAMIC_BUFFER_V1)
- namespace detail
- {
- template <typename AsyncWriteStream, typename DynamicBuffer_v2,
- typename CompletionCondition, typename WriteHandler>
- class write_dynbuf_v2_op
- {
- public:
- template <typename BufferSequence>
- write_dynbuf_v2_op(AsyncWriteStream& stream,
- BOOST_ASIO_MOVE_ARG(BufferSequence) buffers,
- CompletionCondition& completion_condition, WriteHandler& handler)
- : stream_(stream),
- buffers_(BOOST_ASIO_MOVE_CAST(BufferSequence)(buffers)),
- completion_condition_(
- BOOST_ASIO_MOVE_CAST(CompletionCondition)(completion_condition)),
- handler_(BOOST_ASIO_MOVE_CAST(WriteHandler)(handler))
- {
- }
- #if defined(BOOST_ASIO_HAS_MOVE)
- write_dynbuf_v2_op(const write_dynbuf_v2_op& other)
- : stream_(other.stream_),
- buffers_(other.buffers_),
- completion_condition_(other.completion_condition_),
- handler_(other.handler_)
- {
- }
- write_dynbuf_v2_op(write_dynbuf_v2_op&& other)
- : stream_(other.stream_),
- buffers_(BOOST_ASIO_MOVE_CAST(DynamicBuffer_v2)(other.buffers_)),
- completion_condition_(
- BOOST_ASIO_MOVE_CAST(CompletionCondition)(
- other.completion_condition_)),
- handler_(BOOST_ASIO_MOVE_CAST(WriteHandler)(other.handler_))
- {
- }
- #endif // defined(BOOST_ASIO_HAS_MOVE)
- void operator()(const boost::system::error_code& ec,
- std::size_t bytes_transferred, int start = 0)
- {
- switch (start)
- {
- case 1:
- async_write(stream_, buffers_.data(0, buffers_.size()),
- BOOST_ASIO_MOVE_CAST(CompletionCondition)(completion_condition_),
- BOOST_ASIO_MOVE_CAST(write_dynbuf_v2_op)(*this));
- return; default:
- buffers_.consume(bytes_transferred);
- handler_(ec, static_cast<const std::size_t&>(bytes_transferred));
- }
- }
- //private:
- AsyncWriteStream& stream_;
- DynamicBuffer_v2 buffers_;
- CompletionCondition completion_condition_;
- WriteHandler handler_;
- };
- template <typename AsyncWriteStream, typename DynamicBuffer_v2,
- typename CompletionCondition, typename WriteHandler>
- inline void* asio_handler_allocate(std::size_t size,
- write_dynbuf_v2_op<AsyncWriteStream, DynamicBuffer_v2,
- CompletionCondition, WriteHandler>* this_handler)
- {
- return boost_asio_handler_alloc_helpers::allocate(
- size, this_handler->handler_);
- }
- template <typename AsyncWriteStream, typename DynamicBuffer_v2,
- typename CompletionCondition, typename WriteHandler>
- inline void asio_handler_deallocate(void* pointer, std::size_t size,
- write_dynbuf_v2_op<AsyncWriteStream, DynamicBuffer_v2,
- CompletionCondition, WriteHandler>* this_handler)
- {
- boost_asio_handler_alloc_helpers::deallocate(
- pointer, size, this_handler->handler_);
- }
- template <typename AsyncWriteStream, typename DynamicBuffer_v2,
- typename CompletionCondition, typename WriteHandler>
- inline bool asio_handler_is_continuation(
- write_dynbuf_v2_op<AsyncWriteStream, DynamicBuffer_v2,
- CompletionCondition, WriteHandler>* this_handler)
- {
- return boost_asio_handler_cont_helpers::is_continuation(
- this_handler->handler_);
- }
- template <typename Function, typename AsyncWriteStream,
- typename DynamicBuffer_v2, typename CompletionCondition,
- typename WriteHandler>
- inline void asio_handler_invoke(Function& function,
- write_dynbuf_v2_op<AsyncWriteStream, DynamicBuffer_v2,
- CompletionCondition, WriteHandler>* this_handler)
- {
- boost_asio_handler_invoke_helpers::invoke(
- function, this_handler->handler_);
- }
- template <typename Function, typename AsyncWriteStream,
- typename DynamicBuffer_v2, typename CompletionCondition,
- typename WriteHandler>
- inline void asio_handler_invoke(const Function& function,
- write_dynbuf_v2_op<AsyncWriteStream, DynamicBuffer_v2,
- CompletionCondition, WriteHandler>* this_handler)
- {
- boost_asio_handler_invoke_helpers::invoke(
- function, this_handler->handler_);
- }
- template <typename AsyncWriteStream>
- class initiate_async_write_dynbuf_v2
- {
- public:
- typedef typename AsyncWriteStream::executor_type executor_type;
- explicit initiate_async_write_dynbuf_v2(AsyncWriteStream& stream)
- : stream_(stream)
- {
- }
- executor_type get_executor() const BOOST_ASIO_NOEXCEPT
- {
- return stream_.get_executor();
- }
- template <typename WriteHandler, typename DynamicBuffer_v2,
- typename CompletionCondition>
- void operator()(BOOST_ASIO_MOVE_ARG(WriteHandler) handler,
- BOOST_ASIO_MOVE_ARG(DynamicBuffer_v2) buffers,
- BOOST_ASIO_MOVE_ARG(CompletionCondition) completion_cond) const
- {
- // If you get an error on the following line it means that your handler
- // does not meet the documented type requirements for a WriteHandler.
- BOOST_ASIO_WRITE_HANDLER_CHECK(WriteHandler, handler) type_check;
- non_const_lvalue<WriteHandler> handler2(handler);
- non_const_lvalue<CompletionCondition> completion_cond2(completion_cond);
- write_dynbuf_v2_op<AsyncWriteStream,
- typename decay<DynamicBuffer_v2>::type,
- CompletionCondition, typename decay<WriteHandler>::type>(
- stream_, BOOST_ASIO_MOVE_CAST(DynamicBuffer_v2)(buffers),
- completion_cond2.value, handler2.value)(
- boost::system::error_code(), 0, 1);
- }
- private:
- AsyncWriteStream& stream_;
- };
- } // namespace detail
- #if !defined(GENERATING_DOCUMENTATION)
- template <typename AsyncWriteStream, typename DynamicBuffer_v2,
- typename CompletionCondition, typename WriteHandler, typename Allocator>
- struct associated_allocator<
- detail::write_dynbuf_v2_op<AsyncWriteStream,
- DynamicBuffer_v2, CompletionCondition, WriteHandler>,
- Allocator>
- {
- typedef typename associated_allocator<WriteHandler, Allocator>::type type;
- static type get(
- const detail::write_dynbuf_v2_op<AsyncWriteStream,
- DynamicBuffer_v2, CompletionCondition, WriteHandler>& h,
- const Allocator& a = Allocator()) BOOST_ASIO_NOEXCEPT
- {
- return associated_allocator<WriteHandler, Allocator>::get(h.handler_, a);
- }
- };
- template <typename AsyncWriteStream, typename DynamicBuffer_v2,
- typename CompletionCondition, typename WriteHandler, typename Executor>
- struct associated_executor<
- detail::write_dynbuf_v2_op<AsyncWriteStream,
- DynamicBuffer_v2, CompletionCondition, WriteHandler>,
- Executor>
- {
- typedef typename associated_executor<WriteHandler, Executor>::type type;
- static type get(
- const detail::write_dynbuf_v2_op<AsyncWriteStream,
- DynamicBuffer_v2, CompletionCondition, WriteHandler>& h,
- const Executor& ex = Executor()) BOOST_ASIO_NOEXCEPT
- {
- return associated_executor<WriteHandler, Executor>::get(h.handler_, ex);
- }
- };
- #endif // !defined(GENERATING_DOCUMENTATION)
- template <typename AsyncWriteStream, typename DynamicBuffer_v2,
- BOOST_ASIO_COMPLETION_TOKEN_FOR(void (boost::system::error_code,
- std::size_t)) WriteHandler>
- inline BOOST_ASIO_INITFN_AUTO_RESULT_TYPE(WriteHandler,
- void (boost::system::error_code, std::size_t))
- async_write(AsyncWriteStream& s, DynamicBuffer_v2 buffers,
- BOOST_ASIO_MOVE_ARG(WriteHandler) handler,
- typename enable_if<
- is_dynamic_buffer_v2<DynamicBuffer_v2>::value
- >::type*)
- {
- return async_write(s,
- BOOST_ASIO_MOVE_CAST(DynamicBuffer_v2)(buffers),
- transfer_all(), BOOST_ASIO_MOVE_CAST(WriteHandler)(handler));
- }
- template <typename AsyncWriteStream,
- typename DynamicBuffer_v2, typename CompletionCondition,
- BOOST_ASIO_COMPLETION_TOKEN_FOR(void (boost::system::error_code,
- std::size_t)) WriteHandler>
- inline BOOST_ASIO_INITFN_AUTO_RESULT_TYPE(WriteHandler,
- void (boost::system::error_code, std::size_t))
- async_write(AsyncWriteStream& s, DynamicBuffer_v2 buffers,
- CompletionCondition completion_condition,
- BOOST_ASIO_MOVE_ARG(WriteHandler) handler,
- typename enable_if<
- is_dynamic_buffer_v2<DynamicBuffer_v2>::value
- >::type*)
- {
- return async_initiate<WriteHandler,
- void (boost::system::error_code, std::size_t)>(
- detail::initiate_async_write_dynbuf_v2<AsyncWriteStream>(s),
- handler, BOOST_ASIO_MOVE_CAST(DynamicBuffer_v2)(buffers),
- BOOST_ASIO_MOVE_CAST(CompletionCondition)(completion_condition));
- }
- } // namespace asio
- } // namespace boost
- #include <boost/asio/detail/pop_options.hpp>
- #endif // BOOST_ASIO_IMPL_WRITE_HPP
|