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-rw-r--r--3rdparty/asio/include/asio/impl/write.hpp907
1 files changed, 586 insertions, 321 deletions
diff --git a/3rdparty/asio/include/asio/impl/write.hpp b/3rdparty/asio/include/asio/impl/write.hpp
index 8250aa30361..af2bb5544bb 100644
--- a/3rdparty/asio/include/asio/impl/write.hpp
+++ b/3rdparty/asio/include/asio/impl/write.hpp
@@ -2,7 +2,7 @@
// impl/write.hpp
// ~~~~~~~~~~~~~~
//
-// Copyright (c) 2003-2016 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+// Copyright (c) 2003-2024 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)
@@ -15,19 +15,18 @@
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
-#include "asio/associated_allocator.hpp"
-#include "asio/associated_executor.hpp"
+#include "asio/associator.hpp"
#include "asio/buffer.hpp"
-#include "asio/completion_condition.hpp"
#include "asio/detail/array_fwd.hpp"
+#include "asio/detail/base_from_cancellation_state.hpp"
#include "asio/detail/base_from_completion_cond.hpp"
#include "asio/detail/bind_handler.hpp"
#include "asio/detail/consuming_buffers.hpp"
#include "asio/detail/dependent_type.hpp"
-#include "asio/detail/handler_alloc_helpers.hpp"
#include "asio/detail/handler_cont_helpers.hpp"
-#include "asio/detail/handler_invoke_helpers.hpp"
+#include "asio/detail/handler_tracking.hpp"
#include "asio/detail/handler_type_requirements.hpp"
+#include "asio/detail/non_const_lvalue.hpp"
#include "asio/detail/throw_error.hpp"
#include "asio/detail/push_options.hpp"
@@ -38,7 +37,7 @@ namespace detail
{
template <typename SyncWriteStream, typename ConstBufferSequence,
typename ConstBufferIterator, typename CompletionCondition>
- std::size_t write_buffer_sequence(SyncWriteStream& s,
+ std::size_t write(SyncWriteStream& s,
const ConstBufferSequence& buffers, const ConstBufferIterator&,
CompletionCondition completion_condition, asio::error_code& ec)
{
@@ -53,7 +52,7 @@ namespace detail
else
break;
}
- return tmp.total_consumed();;
+ return tmp.total_consumed();
}
} // namespace detail
@@ -61,19 +60,20 @@ template <typename SyncWriteStream, typename ConstBufferSequence,
typename CompletionCondition>
inline std::size_t write(SyncWriteStream& s, const ConstBufferSequence& buffers,
CompletionCondition completion_condition, asio::error_code& ec,
- typename enable_if<
+ constraint_t<
is_const_buffer_sequence<ConstBufferSequence>::value
- >::type*)
+ >)
{
- return detail::write_buffer_sequence(s, buffers,
- asio::buffer_sequence_begin(buffers), completion_condition, ec);
+ return detail::write(s, buffers,
+ asio::buffer_sequence_begin(buffers),
+ static_cast<CompletionCondition&&>(completion_condition), ec);
}
template <typename SyncWriteStream, typename ConstBufferSequence>
inline std::size_t write(SyncWriteStream& s, const ConstBufferSequence& buffers,
- typename enable_if<
+ constraint_t<
is_const_buffer_sequence<ConstBufferSequence>::value
- >::type*)
+ >)
{
asio::error_code ec;
std::size_t bytes_transferred = write(s, buffers, transfer_all(), ec);
@@ -84,9 +84,9 @@ inline std::size_t write(SyncWriteStream& s, const ConstBufferSequence& buffers,
template <typename SyncWriteStream, typename ConstBufferSequence>
inline std::size_t write(SyncWriteStream& s, const ConstBufferSequence& buffers,
asio::error_code& ec,
- typename enable_if<
+ constraint_t<
is_const_buffer_sequence<ConstBufferSequence>::value
- >::type*)
+ >)
{
return write(s, buffers, transfer_all(), ec);
}
@@ -95,73 +95,89 @@ template <typename SyncWriteStream, typename ConstBufferSequence,
typename CompletionCondition>
inline std::size_t write(SyncWriteStream& s, const ConstBufferSequence& buffers,
CompletionCondition completion_condition,
- typename enable_if<
+ constraint_t<
is_const_buffer_sequence<ConstBufferSequence>::value
- >::type*)
+ >)
{
asio::error_code ec;
- std::size_t bytes_transferred = write(s, buffers, completion_condition, ec);
+ std::size_t bytes_transferred = write(s, buffers,
+ static_cast<CompletionCondition&&>(completion_condition), ec);
asio::detail::throw_error(ec, "write");
return bytes_transferred;
}
-template <typename SyncWriteStream, typename DynamicBuffer,
+#if !defined(ASIO_NO_DYNAMIC_BUFFER_V1)
+
+template <typename SyncWriteStream, typename DynamicBuffer_v1,
typename CompletionCondition>
std::size_t write(SyncWriteStream& s,
- ASIO_MOVE_ARG(DynamicBuffer) buffers,
+ DynamicBuffer_v1&& buffers,
CompletionCondition completion_condition, asio::error_code& ec,
- typename enable_if<
- is_dynamic_buffer<DynamicBuffer>::value
- >::type*)
+ constraint_t<
+ is_dynamic_buffer_v1<decay_t<DynamicBuffer_v1>>::value
+ >,
+ constraint_t<
+ !is_dynamic_buffer_v2<decay_t<DynamicBuffer_v1>>::value
+ >)
{
- typename decay<DynamicBuffer>::type b(
- ASIO_MOVE_CAST(DynamicBuffer)(buffers));
+ decay_t<DynamicBuffer_v1> b(
+ static_cast<DynamicBuffer_v1&&>(buffers));
- std::size_t bytes_transferred = write(s, b.data(), completion_condition, ec);
+ std::size_t bytes_transferred = write(s, b.data(),
+ static_cast<CompletionCondition&&>(completion_condition), ec);
b.consume(bytes_transferred);
return bytes_transferred;
}
-template <typename SyncWriteStream, typename DynamicBuffer>
+template <typename SyncWriteStream, typename DynamicBuffer_v1>
inline std::size_t write(SyncWriteStream& s,
- ASIO_MOVE_ARG(DynamicBuffer) buffers,
- typename enable_if<
- is_dynamic_buffer<DynamicBuffer>::value
- >::type*)
+ DynamicBuffer_v1&& buffers,
+ constraint_t<
+ is_dynamic_buffer_v1<decay_t<DynamicBuffer_v1>>::value
+ >,
+ constraint_t<
+ !is_dynamic_buffer_v2<decay_t<DynamicBuffer_v1>>::value
+ >)
{
asio::error_code ec;
std::size_t bytes_transferred = write(s,
- ASIO_MOVE_CAST(DynamicBuffer)(buffers),
+ static_cast<DynamicBuffer_v1&&>(buffers),
transfer_all(), ec);
asio::detail::throw_error(ec, "write");
return bytes_transferred;
}
-template <typename SyncWriteStream, typename DynamicBuffer>
+template <typename SyncWriteStream, typename DynamicBuffer_v1>
inline std::size_t write(SyncWriteStream& s,
- ASIO_MOVE_ARG(DynamicBuffer) buffers,
+ DynamicBuffer_v1&& buffers,
asio::error_code& ec,
- typename enable_if<
- is_dynamic_buffer<DynamicBuffer>::value
- >::type*)
+ constraint_t<
+ is_dynamic_buffer_v1<decay_t<DynamicBuffer_v1>>::value
+ >,
+ constraint_t<
+ !is_dynamic_buffer_v2<decay_t<DynamicBuffer_v1>>::value
+ >)
{
- return write(s, ASIO_MOVE_CAST(DynamicBuffer)(buffers),
+ return write(s, static_cast<DynamicBuffer_v1&&>(buffers),
transfer_all(), ec);
}
-template <typename SyncWriteStream, typename DynamicBuffer,
+template <typename SyncWriteStream, typename DynamicBuffer_v1,
typename CompletionCondition>
inline std::size_t write(SyncWriteStream& s,
- ASIO_MOVE_ARG(DynamicBuffer) buffers,
+ DynamicBuffer_v1&& buffers,
CompletionCondition completion_condition,
- typename enable_if<
- is_dynamic_buffer<DynamicBuffer>::value
- >::type*)
+ constraint_t<
+ is_dynamic_buffer_v1<decay_t<DynamicBuffer_v1>>::value
+ >,
+ constraint_t<
+ !is_dynamic_buffer_v2<decay_t<DynamicBuffer_v1>>::value
+ >)
{
asio::error_code ec;
std::size_t bytes_transferred = write(s,
- ASIO_MOVE_CAST(DynamicBuffer)(buffers),
- completion_condition, ec);
+ static_cast<DynamicBuffer_v1&&>(buffers),
+ static_cast<CompletionCondition&&>(completion_condition), ec);
asio::detail::throw_error(ec, "write");
return bytes_transferred;
}
@@ -175,7 +191,8 @@ inline std::size_t write(SyncWriteStream& s,
asio::basic_streambuf<Allocator>& b,
CompletionCondition completion_condition, asio::error_code& ec)
{
- return write(s, basic_streambuf_ref<Allocator>(b), completion_condition, ec);
+ return write(s, basic_streambuf_ref<Allocator>(b),
+ static_cast<CompletionCondition&&>(completion_condition), ec);
}
template <typename SyncWriteStream, typename Allocator>
@@ -199,11 +216,68 @@ inline std::size_t write(SyncWriteStream& s,
asio::basic_streambuf<Allocator>& b,
CompletionCondition completion_condition)
{
- return write(s, basic_streambuf_ref<Allocator>(b), completion_condition);
+ return write(s, basic_streambuf_ref<Allocator>(b),
+ static_cast<CompletionCondition&&>(completion_condition));
}
#endif // !defined(ASIO_NO_IOSTREAM)
#endif // !defined(ASIO_NO_EXTENSIONS)
+#endif // !defined(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, asio::error_code& ec,
+ constraint_t<
+ is_dynamic_buffer_v2<DynamicBuffer_v2>::value
+ >)
+{
+ std::size_t bytes_transferred = write(s, buffers.data(0, buffers.size()),
+ static_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,
+ constraint_t<
+ is_dynamic_buffer_v2<DynamicBuffer_v2>::value
+ >)
+{
+ asio::error_code ec;
+ std::size_t bytes_transferred = write(s,
+ static_cast<DynamicBuffer_v2&&>(buffers),
+ transfer_all(), ec);
+ 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,
+ asio::error_code& ec,
+ constraint_t<
+ is_dynamic_buffer_v2<DynamicBuffer_v2>::value
+ >)
+{
+ return write(s, static_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,
+ constraint_t<
+ is_dynamic_buffer_v2<DynamicBuffer_v2>::value
+ >)
+{
+ asio::error_code ec;
+ std::size_t bytes_transferred = write(s,
+ static_cast<DynamicBuffer_v2&&>(buffers),
+ static_cast<CompletionCondition&&>(completion_condition), ec);
+ asio::detail::throw_error(ec, "write");
+ return bytes_transferred;
+}
namespace detail
{
@@ -211,23 +285,25 @@ namespace detail
typename ConstBufferIterator, typename CompletionCondition,
typename WriteHandler>
class write_op
- : detail::base_from_completion_cond<CompletionCondition>
+ : public base_from_cancellation_state<WriteHandler>,
+ 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),
+ CompletionCondition& completion_condition, WriteHandler& handler)
+ : base_from_cancellation_state<WriteHandler>(
+ handler, enable_partial_cancellation()),
+ base_from_completion_cond<CompletionCondition>(completion_condition),
stream_(stream),
buffers_(buffers),
start_(0),
- handler_(ASIO_MOVE_CAST(WriteHandler)(handler))
+ handler_(static_cast<WriteHandler&&>(handler))
{
}
-#if defined(ASIO_HAS_MOVE)
write_op(const write_op& other)
- : detail::base_from_completion_cond<CompletionCondition>(other),
+ : base_from_cancellation_state<WriteHandler>(other),
+ base_from_completion_cond<CompletionCondition>(other),
stream_(other.stream_),
buffers_(other.buffers_),
start_(other.start_),
@@ -236,16 +312,18 @@ namespace detail
}
write_op(write_op&& other)
- : detail::base_from_completion_cond<CompletionCondition>(other),
+ : base_from_cancellation_state<WriteHandler>(
+ static_cast<base_from_cancellation_state<WriteHandler>&&>(other)),
+ base_from_completion_cond<CompletionCondition>(
+ static_cast<base_from_completion_cond<CompletionCondition>&&>(other)),
stream_(other.stream_),
- buffers_(other.buffers_),
+ buffers_(static_cast<buffers_type&&>(other.buffers_)),
start_(other.start_),
- handler_(ASIO_MOVE_CAST(WriteHandler)(other.handler_))
+ handler_(static_cast<WriteHandler&&>(other.handler_))
{
}
-#endif // defined(ASIO_HAS_MOVE)
- void operator()(const asio::error_code& ec,
+ void operator()(asio::error_code ec,
std::size_t bytes_transferred, int start = 0)
{
std::size_t max_size;
@@ -253,25 +331,39 @@ namespace detail
{
case 1:
max_size = this->check_for_completion(ec, buffers_.total_consumed());
- do
+ for (;;)
{
- stream_.async_write_some(buffers_.prepare(max_size),
- ASIO_MOVE_CAST(write_op)(*this));
+ {
+ ASIO_HANDLER_LOCATION((__FILE__, __LINE__, "async_write"));
+ stream_.async_write_some(buffers_.prepare(max_size),
+ static_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);
+ if (max_size == 0)
+ break;
+ if (this->cancelled() != cancellation_type::none)
+ {
+ ec = error::operation_aborted;
+ break;
+ }
+ }
- handler_(ec, buffers_.total_consumed());
+ static_cast<WriteHandler&&>(handler_)(
+ static_cast<const asio::error_code&>(ec),
+ static_cast<const std::size_t&>(buffers_.total_consumed()));
}
}
//private:
+ typedef asio::detail::consuming_buffers<const_buffer,
+ ConstBufferSequence, ConstBufferIterator> buffers_type;
+
AsyncWriteStream& stream_;
- asio::detail::consuming_buffers<const_buffer,
- ConstBufferSequence, ConstBufferIterator> buffers_;
+ buffers_type buffers_;
int start_;
WriteHandler handler_;
};
@@ -279,28 +371,6 @@ namespace detail
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 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)
- {
- 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)
@@ -310,34 +380,12 @@ namespace detail
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)
- {
- 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)
- {
- 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,
+ inline void start_write_op(AsyncWriteStream& stream,
const ConstBufferSequence& buffers, const ConstBufferIterator&,
- CompletionCondition completion_condition, WriteHandler& handler)
+ CompletionCondition& completion_condition, WriteHandler& handler)
{
detail::write_op<AsyncWriteStream, ConstBufferSequence,
ConstBufferIterator, CompletionCondition, WriteHandler>(
@@ -345,120 +393,140 @@ namespace detail
asio::error_code(), 0, 1);
}
+ template <typename AsyncWriteStream>
+ class initiate_async_write
+ {
+ public:
+ typedef typename AsyncWriteStream::executor_type executor_type;
+
+ explicit initiate_async_write(AsyncWriteStream& stream)
+ : stream_(stream)
+ {
+ }
+
+ executor_type get_executor() const noexcept
+ {
+ return stream_.get_executor();
+ }
+
+ template <typename WriteHandler, typename ConstBufferSequence,
+ typename CompletionCondition>
+ void operator()(WriteHandler&& handler,
+ const ConstBufferSequence& buffers,
+ 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.
+ ASIO_WRITE_HANDLER_CHECK(WriteHandler, handler) type_check;
+
+ non_const_lvalue<WriteHandler> handler2(handler);
+ non_const_lvalue<CompletionCondition> completion_cond2(completion_cond);
+ start_write_op(stream_, buffers,
+ asio::buffer_sequence_begin(buffers),
+ completion_cond2.value, handler2.value);
+ }
+
+ private:
+ AsyncWriteStream& stream_;
+ };
} // namespace detail
#if !defined(GENERATING_DOCUMENTATION)
-template <typename AsyncWriteStream, typename ConstBufferSequence,
+template <template <typename, typename> class Associator,
+ typename AsyncWriteStream, typename ConstBufferSequence,
typename ConstBufferIterator, typename CompletionCondition,
- typename WriteHandler, typename Allocator>
-struct associated_allocator<
+ typename WriteHandler, typename DefaultCandidate>
+struct associator<Associator,
detail::write_op<AsyncWriteStream, ConstBufferSequence,
ConstBufferIterator, CompletionCondition, WriteHandler>,
- Allocator>
+ DefaultCandidate>
+ : Associator<WriteHandler, DefaultCandidate>
{
- typedef typename associated_allocator<WriteHandler, Allocator>::type type;
-
- static type get(
+ static typename Associator<WriteHandler, DefaultCandidate>::type get(
const detail::write_op<AsyncWriteStream, ConstBufferSequence,
- ConstBufferIterator, CompletionCondition, WriteHandler>& h,
- const Allocator& a = Allocator()) ASIO_NOEXCEPT
+ ConstBufferIterator, CompletionCondition, WriteHandler>& h) noexcept
{
- return associated_allocator<WriteHandler, Allocator>::get(h.handler_, a);
+ return Associator<WriteHandler, DefaultCandidate>::get(h.handler_);
}
-};
-
-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(
+ static auto get(
const detail::write_op<AsyncWriteStream, ConstBufferSequence,
ConstBufferIterator, CompletionCondition, WriteHandler>& h,
- const Executor& ex = Executor()) ASIO_NOEXCEPT
+ const DefaultCandidate& c) noexcept
+ -> decltype(Associator<WriteHandler, DefaultCandidate>::get(h.handler_, c))
{
- return associated_executor<WriteHandler, Executor>::get(h.handler_, ex);
+ return Associator<WriteHandler, DefaultCandidate>::get(h.handler_, c);
}
};
#endif // !defined(GENERATING_DOCUMENTATION)
-template <typename AsyncWriteStream, typename ConstBufferSequence,
- typename CompletionCondition, typename WriteHandler>
-inline ASIO_INITFN_RESULT_TYPE(WriteHandler,
- void (asio::error_code, std::size_t))
-async_write(AsyncWriteStream& s, const ConstBufferSequence& buffers,
- CompletionCondition completion_condition,
- ASIO_MOVE_ARG(WriteHandler) handler,
- typename enable_if<
+template <typename AsyncWriteStream,
+ typename ConstBufferSequence, typename CompletionCondition,
+ ASIO_COMPLETION_TOKEN_FOR(void (asio::error_code,
+ std::size_t)) WriteToken>
+inline auto async_write(AsyncWriteStream& s, const ConstBufferSequence& buffers,
+ CompletionCondition completion_condition, WriteToken&& token,
+ constraint_t<
is_const_buffer_sequence<ConstBufferSequence>::value
- >::type*)
+ >)
+ -> decltype(
+ async_initiate<WriteToken,
+ void (asio::error_code, std::size_t)>(
+ declval<detail::initiate_async_write<AsyncWriteStream>>(),
+ token, buffers,
+ static_cast<CompletionCondition&&>(completion_condition)))
{
- // If you get an error on the following line it means that your handler does
- // not meet the documented type requirements for a WriteHandler.
- ASIO_WRITE_HANDLER_CHECK(WriteHandler, handler) type_check;
-
- async_completion<WriteHandler,
- void (asio::error_code, std::size_t)> init(handler);
-
- detail::start_write_buffer_sequence_op(s, buffers,
- asio::buffer_sequence_begin(buffers), completion_condition,
- init.completion_handler);
-
- return init.result.get();
+ return async_initiate<WriteToken,
+ void (asio::error_code, std::size_t)>(
+ detail::initiate_async_write<AsyncWriteStream>(s),
+ token, buffers,
+ static_cast<CompletionCondition&&>(completion_condition));
}
template <typename AsyncWriteStream, typename ConstBufferSequence,
- typename WriteHandler>
-inline ASIO_INITFN_RESULT_TYPE(WriteHandler,
- void (asio::error_code, std::size_t))
-async_write(AsyncWriteStream& s, const ConstBufferSequence& buffers,
- ASIO_MOVE_ARG(WriteHandler) handler,
- typename enable_if<
+ ASIO_COMPLETION_TOKEN_FOR(void (asio::error_code,
+ std::size_t)) WriteToken>
+inline auto async_write(AsyncWriteStream& s,
+ const ConstBufferSequence& buffers, WriteToken&& token,
+ constraint_t<
is_const_buffer_sequence<ConstBufferSequence>::value
- >::type*)
+ >)
+ -> decltype(
+ async_initiate<WriteToken,
+ void (asio::error_code, std::size_t)>(
+ declval<detail::initiate_async_write<AsyncWriteStream>>(),
+ token, buffers, transfer_all()))
{
- // If you get an error on the following line it means that your handler does
- // not meet the documented type requirements for a WriteHandler.
- ASIO_WRITE_HANDLER_CHECK(WriteHandler, handler) type_check;
-
- async_completion<WriteHandler,
- void (asio::error_code, std::size_t)> init(handler);
-
- detail::start_write_buffer_sequence_op(s, buffers,
- asio::buffer_sequence_begin(buffers), transfer_all(),
- init.completion_handler);
-
- return init.result.get();
+ return async_initiate<WriteToken,
+ void (asio::error_code, std::size_t)>(
+ detail::initiate_async_write<AsyncWriteStream>(s),
+ token, buffers, transfer_all());
}
+#if !defined(ASIO_NO_DYNAMIC_BUFFER_V1)
+
namespace detail
{
- template <typename AsyncWriteStream, typename DynamicBuffer,
+ template <typename AsyncWriteStream, typename DynamicBuffer_v1,
typename CompletionCondition, typename WriteHandler>
- class write_dynbuf_op
+ class write_dynbuf_v1_op
{
public:
template <typename BufferSequence>
- write_dynbuf_op(AsyncWriteStream& stream,
- ASIO_MOVE_ARG(BufferSequence) buffers,
- CompletionCondition completion_condition, WriteHandler& handler)
+ write_dynbuf_v1_op(AsyncWriteStream& stream,
+ BufferSequence&& buffers,
+ CompletionCondition& completion_condition, WriteHandler& handler)
: stream_(stream),
- buffers_(ASIO_MOVE_CAST(BufferSequence)(buffers)),
+ buffers_(static_cast<BufferSequence&&>(buffers)),
completion_condition_(
- ASIO_MOVE_CAST(CompletionCondition)(completion_condition)),
- handler_(ASIO_MOVE_CAST(WriteHandler)(handler))
+ static_cast<CompletionCondition&&>(completion_condition)),
+ handler_(static_cast<WriteHandler&&>(handler))
{
}
-#if defined(ASIO_HAS_MOVE)
- write_dynbuf_op(const write_dynbuf_op& other)
+ write_dynbuf_v1_op(const write_dynbuf_v1_op& other)
: stream_(other.stream_),
buffers_(other.buffers_),
completion_condition_(other.completion_condition_),
@@ -466,16 +534,15 @@ namespace detail
{
}
- write_dynbuf_op(write_dynbuf_op&& other)
+ write_dynbuf_v1_op(write_dynbuf_v1_op&& other)
: stream_(other.stream_),
- buffers_(ASIO_MOVE_CAST(DynamicBuffer)(other.buffers_)),
+ buffers_(static_cast<DynamicBuffer_v1&&>(other.buffers_)),
completion_condition_(
- ASIO_MOVE_CAST(CompletionCondition)(
+ static_cast<CompletionCondition&&>(
other.completion_condition_)),
- handler_(ASIO_MOVE_CAST(WriteHandler)(other.handler_))
+ handler_(static_cast<WriteHandler&&>(other.handler_))
{
}
-#endif // defined(ASIO_HAS_MOVE)
void operator()(const asio::error_code& ec,
std::size_t bytes_transferred, int start = 0)
@@ -483,189 +550,387 @@ namespace detail
switch (start)
{
case 1:
- async_write(stream_, buffers_.data(), completion_condition_,
- ASIO_MOVE_CAST(write_dynbuf_op)(*this));
+ async_write(stream_, buffers_.data(),
+ static_cast<CompletionCondition&&>(completion_condition_),
+ static_cast<write_dynbuf_v1_op&&>(*this));
return; default:
buffers_.consume(bytes_transferred);
- handler_(ec, static_cast<const std::size_t&>(bytes_transferred));
+ static_cast<WriteHandler&&>(handler_)(ec,
+ static_cast<const std::size_t&>(bytes_transferred));
}
}
//private:
AsyncWriteStream& stream_;
- DynamicBuffer buffers_;
+ DynamicBuffer_v1 buffers_;
CompletionCondition completion_condition_;
WriteHandler handler_;
};
- template <typename AsyncWriteStream, typename DynamicBuffer,
- typename CompletionCondition, typename WriteHandler>
- inline void* asio_handler_allocate(std::size_t size,
- write_dynbuf_op<AsyncWriteStream, DynamicBuffer,
- CompletionCondition, WriteHandler>* this_handler)
- {
- return asio_handler_alloc_helpers::allocate(
- size, this_handler->handler_);
- }
-
- template <typename AsyncWriteStream, typename DynamicBuffer,
- typename CompletionCondition, typename WriteHandler>
- inline void asio_handler_deallocate(void* pointer, std::size_t size,
- write_dynbuf_op<AsyncWriteStream, DynamicBuffer,
- CompletionCondition, WriteHandler>* this_handler)
- {
- asio_handler_alloc_helpers::deallocate(
- pointer, size, this_handler->handler_);
- }
-
- template <typename AsyncWriteStream, typename DynamicBuffer,
+ template <typename AsyncWriteStream, typename DynamicBuffer_v1,
typename CompletionCondition, typename WriteHandler>
inline bool asio_handler_is_continuation(
- write_dynbuf_op<AsyncWriteStream, DynamicBuffer,
+ write_dynbuf_v1_op<AsyncWriteStream, DynamicBuffer_v1,
CompletionCondition, WriteHandler>* this_handler)
{
return asio_handler_cont_helpers::is_continuation(
this_handler->handler_);
}
- template <typename Function, typename AsyncWriteStream,
- typename DynamicBuffer, typename CompletionCondition,
- typename WriteHandler>
- inline void asio_handler_invoke(Function& function,
- write_dynbuf_op<AsyncWriteStream, DynamicBuffer,
- CompletionCondition, WriteHandler>* this_handler)
+ template <typename AsyncWriteStream>
+ class initiate_async_write_dynbuf_v1
{
- asio_handler_invoke_helpers::invoke(
- function, this_handler->handler_);
- }
+ public:
+ typedef typename AsyncWriteStream::executor_type executor_type;
- template <typename Function, typename AsyncWriteStream,
- typename DynamicBuffer, typename CompletionCondition,
- typename WriteHandler>
- inline void asio_handler_invoke(const Function& function,
- write_dynbuf_op<AsyncWriteStream, DynamicBuffer,
- CompletionCondition, WriteHandler>* this_handler)
- {
- asio_handler_invoke_helpers::invoke(
- function, this_handler->handler_);
- }
+ explicit initiate_async_write_dynbuf_v1(AsyncWriteStream& stream)
+ : stream_(stream)
+ {
+ }
+
+ executor_type get_executor() const noexcept
+ {
+ return stream_.get_executor();
+ }
+
+ template <typename WriteHandler, typename DynamicBuffer_v1,
+ typename CompletionCondition>
+ void operator()(WriteHandler&& handler,
+ DynamicBuffer_v1&& buffers,
+ 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.
+ 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,
+ decay_t<DynamicBuffer_v1>,
+ CompletionCondition, decay_t<WriteHandler>>(
+ stream_, static_cast<DynamicBuffer_v1&&>(buffers),
+ completion_cond2.value, handler2.value)(
+ asio::error_code(), 0, 1);
+ }
+
+ private:
+ AsyncWriteStream& stream_;
+ };
} // namespace detail
#if !defined(GENERATING_DOCUMENTATION)
-template <typename AsyncWriteStream, typename DynamicBuffer,
- typename CompletionCondition, typename WriteHandler, typename Allocator>
-struct associated_allocator<
- detail::write_dynbuf_op<AsyncWriteStream,
- DynamicBuffer, CompletionCondition, WriteHandler>,
- Allocator>
+template <template <typename, typename> class Associator,
+ typename AsyncWriteStream, typename DynamicBuffer_v1,
+ typename CompletionCondition, typename WriteHandler,
+ typename DefaultCandidate>
+struct associator<Associator,
+ detail::write_dynbuf_v1_op<AsyncWriteStream,
+ DynamicBuffer_v1, CompletionCondition, WriteHandler>,
+ DefaultCandidate>
+ : Associator<WriteHandler, DefaultCandidate>
{
- typedef typename associated_allocator<WriteHandler, Allocator>::type type;
-
- static type get(
- const detail::write_dynbuf_op<AsyncWriteStream,
- DynamicBuffer, CompletionCondition, WriteHandler>& h,
- const Allocator& a = Allocator()) ASIO_NOEXCEPT
+ static typename Associator<WriteHandler, DefaultCandidate>::type get(
+ const detail::write_dynbuf_v1_op<AsyncWriteStream, DynamicBuffer_v1,
+ CompletionCondition, WriteHandler>& h) noexcept
{
- return associated_allocator<WriteHandler, Allocator>::get(h.handler_, a);
+ return Associator<WriteHandler, DefaultCandidate>::get(h.handler_);
}
-};
-
-template <typename AsyncWriteStream, typename DynamicBuffer,
- typename CompletionCondition, typename WriteHandler, typename Executor>
-struct associated_executor<
- detail::write_dynbuf_op<AsyncWriteStream,
- DynamicBuffer, CompletionCondition, WriteHandler>,
- Executor>
-{
- typedef typename associated_executor<WriteHandler, Executor>::type type;
- static type get(
- const detail::write_dynbuf_op<AsyncWriteStream,
- DynamicBuffer, CompletionCondition, WriteHandler>& h,
- const Executor& ex = Executor()) ASIO_NOEXCEPT
+ static auto get(
+ const detail::write_dynbuf_v1_op<AsyncWriteStream,
+ DynamicBuffer_v1, CompletionCondition, WriteHandler>& h,
+ const DefaultCandidate& c) noexcept
+ -> decltype(Associator<WriteHandler, DefaultCandidate>::get(h.handler_, c))
{
- return associated_executor<WriteHandler, Executor>::get(h.handler_, ex);
+ return Associator<WriteHandler, DefaultCandidate>::get(h.handler_, c);
}
};
#endif // !defined(GENERATING_DOCUMENTATION)
-template <typename AsyncWriteStream,
- typename DynamicBuffer, typename WriteHandler>
-inline ASIO_INITFN_RESULT_TYPE(WriteHandler,
- void (asio::error_code, std::size_t))
-async_write(AsyncWriteStream& s,
- ASIO_MOVE_ARG(DynamicBuffer) buffers,
- ASIO_MOVE_ARG(WriteHandler) handler,
- typename enable_if<
- is_dynamic_buffer<DynamicBuffer>::value
- >::type*)
+template <typename AsyncWriteStream, typename DynamicBuffer_v1,
+ ASIO_COMPLETION_TOKEN_FOR(void (asio::error_code,
+ std::size_t)) WriteToken>
+inline auto async_write(AsyncWriteStream& s,
+ DynamicBuffer_v1&& buffers, WriteToken&& token,
+ constraint_t<
+ is_dynamic_buffer_v1<decay_t<DynamicBuffer_v1>>::value
+ >,
+ constraint_t<
+ !is_dynamic_buffer_v2<decay_t<DynamicBuffer_v1>>::value
+ >)
+ -> decltype(
+ async_initiate<WriteToken,
+ void (asio::error_code, std::size_t)>(
+ declval<detail::initiate_async_write_dynbuf_v1<AsyncWriteStream>>(),
+ token, static_cast<DynamicBuffer_v1&&>(buffers),
+ transfer_all()))
{
- return async_write(s,
- ASIO_MOVE_CAST(DynamicBuffer)(buffers),
- transfer_all(), ASIO_MOVE_CAST(WriteHandler)(handler));
+ return async_initiate<WriteToken,
+ void (asio::error_code, std::size_t)>(
+ detail::initiate_async_write_dynbuf_v1<AsyncWriteStream>(s),
+ token, static_cast<DynamicBuffer_v1&&>(buffers),
+ transfer_all());
}
-template <typename AsyncWriteStream, typename DynamicBuffer,
- typename CompletionCondition, typename WriteHandler>
-inline ASIO_INITFN_RESULT_TYPE(WriteHandler,
- void (asio::error_code, std::size_t))
-async_write(AsyncWriteStream& s,
- ASIO_MOVE_ARG(DynamicBuffer) buffers,
- CompletionCondition completion_condition,
- ASIO_MOVE_ARG(WriteHandler) handler,
- typename enable_if<
- is_dynamic_buffer<DynamicBuffer>::value
- >::type*)
+template <typename AsyncWriteStream,
+ typename DynamicBuffer_v1, typename CompletionCondition,
+ ASIO_COMPLETION_TOKEN_FOR(void (asio::error_code,
+ std::size_t)) WriteToken>
+inline auto async_write(AsyncWriteStream& s, DynamicBuffer_v1&& buffers,
+ CompletionCondition completion_condition, WriteToken&& token,
+ constraint_t<
+ is_dynamic_buffer_v1<decay_t<DynamicBuffer_v1>>::value
+ >,
+ constraint_t<
+ !is_dynamic_buffer_v2<decay_t<DynamicBuffer_v1>>::value
+ >)
+ -> decltype(
+ async_initiate<WriteToken,
+ void (asio::error_code, std::size_t)>(
+ declval<detail::initiate_async_write_dynbuf_v1<AsyncWriteStream>>(),
+ token, static_cast<DynamicBuffer_v1&&>(buffers),
+ static_cast<CompletionCondition&&>(completion_condition)))
{
- // If you get an error on the following line it means that your handler does
- // not meet the documented type requirements for a WriteHandler.
- ASIO_WRITE_HANDLER_CHECK(WriteHandler, handler) type_check;
-
- async_completion<WriteHandler,
- void (asio::error_code, std::size_t)> init(handler);
-
- detail::write_dynbuf_op<AsyncWriteStream,
- typename decay<DynamicBuffer>::type,
- CompletionCondition, ASIO_HANDLER_TYPE(
- WriteHandler, void (asio::error_code, std::size_t))>(
- s, ASIO_MOVE_CAST(DynamicBuffer)(buffers),
- completion_condition, init.completion_handler)(
- asio::error_code(), 0, 1);
-
- return init.result.get();
+ return async_initiate<WriteToken,
+ void (asio::error_code, std::size_t)>(
+ detail::initiate_async_write_dynbuf_v1<AsyncWriteStream>(s),
+ token, static_cast<DynamicBuffer_v1&&>(buffers),
+ static_cast<CompletionCondition&&>(completion_condition));
}
#if !defined(ASIO_NO_EXTENSIONS)
#if !defined(ASIO_NO_IOSTREAM)
-template <typename AsyncWriteStream, typename Allocator, typename WriteHandler>
-inline ASIO_INITFN_RESULT_TYPE(WriteHandler,
- void (asio::error_code, std::size_t))
-async_write(AsyncWriteStream& s,
+template <typename AsyncWriteStream, typename Allocator,
+ ASIO_COMPLETION_TOKEN_FOR(void (asio::error_code,
+ std::size_t)) WriteToken>
+inline auto async_write(AsyncWriteStream& s,
asio::basic_streambuf<Allocator>& b,
- ASIO_MOVE_ARG(WriteHandler) handler)
+ WriteToken&& token)
+ -> decltype(
+ async_initiate<WriteToken,
+ void (asio::error_code, std::size_t)>(
+ declval<detail::initiate_async_write_dynbuf_v1<AsyncWriteStream>>(),
+ token, basic_streambuf_ref<Allocator>(b), transfer_all()))
{
- return async_write(s, basic_streambuf_ref<Allocator>(b),
- ASIO_MOVE_CAST(WriteHandler)(handler));
+ return async_initiate<WriteToken,
+ void (asio::error_code, std::size_t)>(
+ detail::initiate_async_write_dynbuf_v1<AsyncWriteStream>(s),
+ token, basic_streambuf_ref<Allocator>(b), transfer_all());
}
-template <typename AsyncWriteStream, typename Allocator,
- typename CompletionCondition, typename WriteHandler>
-inline ASIO_INITFN_RESULT_TYPE(WriteHandler,
- void (asio::error_code, std::size_t))
-async_write(AsyncWriteStream& s,
+template <typename AsyncWriteStream,
+ typename Allocator, typename CompletionCondition,
+ ASIO_COMPLETION_TOKEN_FOR(void (asio::error_code,
+ std::size_t)) WriteToken>
+inline auto async_write(AsyncWriteStream& s,
asio::basic_streambuf<Allocator>& b,
- CompletionCondition completion_condition,
- ASIO_MOVE_ARG(WriteHandler) handler)
+ CompletionCondition completion_condition, WriteToken&& token)
+ -> decltype(
+ async_initiate<WriteToken,
+ void (asio::error_code, std::size_t)>(
+ declval<detail::initiate_async_write_dynbuf_v1<AsyncWriteStream>>(),
+ token, basic_streambuf_ref<Allocator>(b),
+ static_cast<CompletionCondition&&>(completion_condition)))
{
- return async_write(s, basic_streambuf_ref<Allocator>(b),
- completion_condition, ASIO_MOVE_CAST(WriteHandler)(handler));
+ return async_initiate<WriteToken,
+ void (asio::error_code, std::size_t)>(
+ detail::initiate_async_write_dynbuf_v1<AsyncWriteStream>(s),
+ token, basic_streambuf_ref<Allocator>(b),
+ static_cast<CompletionCondition&&>(completion_condition));
}
#endif // !defined(ASIO_NO_IOSTREAM)
#endif // !defined(ASIO_NO_EXTENSIONS)
+#endif // !defined(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,
+ BufferSequence&& buffers,
+ CompletionCondition& completion_condition, WriteHandler& handler)
+ : stream_(stream),
+ buffers_(static_cast<BufferSequence&&>(buffers)),
+ completion_condition_(
+ static_cast<CompletionCondition&&>(completion_condition)),
+ handler_(static_cast<WriteHandler&&>(handler))
+ {
+ }
+
+ 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_(static_cast<DynamicBuffer_v2&&>(other.buffers_)),
+ completion_condition_(
+ static_cast<CompletionCondition&&>(
+ other.completion_condition_)),
+ handler_(static_cast<WriteHandler&&>(other.handler_))
+ {
+ }
+
+ void operator()(const asio::error_code& ec,
+ std::size_t bytes_transferred, int start = 0)
+ {
+ switch (start)
+ {
+ case 1:
+ async_write(stream_, buffers_.data(0, buffers_.size()),
+ static_cast<CompletionCondition&&>(completion_condition_),
+ static_cast<write_dynbuf_v2_op&&>(*this));
+ return; default:
+ buffers_.consume(bytes_transferred);
+ static_cast<WriteHandler&&>(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 bool asio_handler_is_continuation(
+ write_dynbuf_v2_op<AsyncWriteStream, DynamicBuffer_v2,
+ CompletionCondition, WriteHandler>* this_handler)
+ {
+ return asio_handler_cont_helpers::is_continuation(
+ 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 noexcept
+ {
+ return stream_.get_executor();
+ }
+
+ template <typename WriteHandler, typename DynamicBuffer_v2,
+ typename CompletionCondition>
+ void operator()(WriteHandler&& handler,
+ DynamicBuffer_v2&& buffers,
+ 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.
+ 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, decay_t<DynamicBuffer_v2>,
+ CompletionCondition, decay_t<WriteHandler>>(
+ stream_, static_cast<DynamicBuffer_v2&&>(buffers),
+ completion_cond2.value, handler2.value)(
+ asio::error_code(), 0, 1);
+ }
+
+ private:
+ AsyncWriteStream& stream_;
+ };
+} // namespace detail
+
+#if !defined(GENERATING_DOCUMENTATION)
+
+template <template <typename, typename> class Associator,
+ typename AsyncWriteStream, typename DynamicBuffer_v2,
+ typename CompletionCondition, typename WriteHandler,
+ typename DefaultCandidate>
+struct associator<Associator,
+ detail::write_dynbuf_v2_op<AsyncWriteStream,
+ DynamicBuffer_v2, CompletionCondition, WriteHandler>,
+ DefaultCandidate>
+ : Associator<WriteHandler, DefaultCandidate>
+{
+ static typename Associator<WriteHandler, DefaultCandidate>::type get(
+ const detail::write_dynbuf_v2_op<AsyncWriteStream, DynamicBuffer_v2,
+ CompletionCondition, WriteHandler>& h) noexcept
+ {
+ return Associator<WriteHandler, DefaultCandidate>::get(h.handler_);
+ }
+
+ static auto get(
+ const detail::write_dynbuf_v2_op<AsyncWriteStream,
+ DynamicBuffer_v2, CompletionCondition, WriteHandler>& h,
+ const DefaultCandidate& c) noexcept
+ -> decltype(Associator<WriteHandler, DefaultCandidate>::get(h.handler_, c))
+ {
+ return Associator<WriteHandler, DefaultCandidate>::get(h.handler_, c);
+ }
+};
+
+#endif // !defined(GENERATING_DOCUMENTATION)
+
+template <typename AsyncWriteStream, typename DynamicBuffer_v2,
+ ASIO_COMPLETION_TOKEN_FOR(void (asio::error_code,
+ std::size_t)) WriteToken>
+inline auto async_write(AsyncWriteStream& s,
+ DynamicBuffer_v2 buffers, WriteToken&& token,
+ constraint_t<
+ is_dynamic_buffer_v2<DynamicBuffer_v2>::value
+ >)
+ -> decltype(
+ async_initiate<WriteToken,
+ void (asio::error_code, std::size_t)>(
+ declval<detail::initiate_async_write_dynbuf_v2<AsyncWriteStream>>(),
+ token, static_cast<DynamicBuffer_v2&&>(buffers),
+ transfer_all()))
+{
+ return async_initiate<WriteToken,
+ void (asio::error_code, std::size_t)>(
+ detail::initiate_async_write_dynbuf_v2<AsyncWriteStream>(s),
+ token, static_cast<DynamicBuffer_v2&&>(buffers),
+ transfer_all());
+}
+
+template <typename AsyncWriteStream,
+ typename DynamicBuffer_v2, typename CompletionCondition,
+ ASIO_COMPLETION_TOKEN_FOR(void (asio::error_code,
+ std::size_t)) WriteToken>
+inline auto async_write(AsyncWriteStream& s, DynamicBuffer_v2 buffers,
+ CompletionCondition completion_condition, WriteToken&& token,
+ constraint_t<
+ is_dynamic_buffer_v2<DynamicBuffer_v2>::value
+ >)
+ -> decltype(
+ async_initiate<WriteToken,
+ void (asio::error_code, std::size_t)>(
+ declval<detail::initiate_async_write_dynbuf_v2<AsyncWriteStream>>(),
+ token, static_cast<DynamicBuffer_v2&&>(buffers),
+ static_cast<CompletionCondition&&>(completion_condition)))
+{
+ return async_initiate<WriteToken,
+ void (asio::error_code, std::size_t)>(
+ detail::initiate_async_write_dynbuf_v2<AsyncWriteStream>(s),
+ token, static_cast<DynamicBuffer_v2&&>(buffers),
+ static_cast<CompletionCondition&&>(completion_condition));
+}
} // namespace asio