+#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));
+}