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-rw-r--r--boost/asio/impl/write_at.hpp581
1 files changed, 164 insertions, 417 deletions
diff --git a/boost/asio/impl/write_at.hpp b/boost/asio/impl/write_at.hpp
index 20e95d9338..b1cf426c5e 100644
--- a/boost/asio/impl/write_at.hpp
+++ b/boost/asio/impl/write_at.hpp
@@ -15,6 +15,8 @@
# 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>
@@ -33,28 +35,41 @@
namespace boost {
namespace asio {
+namespace detail
+{
+ template <typename SyncRandomAccessWriteDevice, typename ConstBufferSequence,
+ typename ConstBufferIterator, typename CompletionCondition>
+ std::size_t write_at_buffer_sequence(SyncRandomAccessWriteDevice& d,
+ uint64_t offset, 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(d.write_some_at(offset + tmp.total_consumed(),
+ tmp.prepare(max_size), ec));
+ }
+ else
+ break;
+ }
+ return tmp.total_consumed();;
+ }
+} // namespace detail
+
template <typename SyncRandomAccessWriteDevice, typename ConstBufferSequence,
typename CompletionCondition>
std::size_t write_at(SyncRandomAccessWriteDevice& d,
uint64_t offset, const ConstBufferSequence& buffers,
CompletionCondition completion_condition, boost::system::error_code& ec)
{
- ec = boost::system::error_code();
- boost::asio::detail::consuming_buffers<
- const_buffer, ConstBufferSequence> tmp(buffers);
- std::size_t total_transferred = 0;
- tmp.prepare(detail::adapt_completion_condition_result(
- completion_condition(ec, total_transferred)));
- while (tmp.begin() != tmp.end())
- {
- std::size_t bytes_transferred = d.write_some_at(
- offset + total_transferred, tmp, ec);
- tmp.consume(bytes_transferred);
- total_transferred += bytes_transferred;
- tmp.prepare(detail::adapt_completion_condition_result(
- completion_condition(ec, total_transferred)));
- }
- return total_transferred;
+ return detail::write_at_buffer_sequence(d, offset, buffers,
+ boost::asio::buffer_sequence_begin(buffers), completion_condition, ec);
}
template <typename SyncRandomAccessWriteDevice, typename ConstBufferSequence>
@@ -89,6 +104,7 @@ inline std::size_t write_at(SyncRandomAccessWriteDevice& d,
return bytes_transferred;
}
+#if !defined(BOOST_ASIO_NO_EXTENSIONS)
#if !defined(BOOST_ASIO_NO_IOSTREAM)
template <typename SyncRandomAccessWriteDevice, typename Allocator,
@@ -135,10 +151,12 @@ inline std::size_t write_at(SyncRandomAccessWriteDevice& d,
}
#endif // !defined(BOOST_ASIO_NO_IOSTREAM)
+#endif // !defined(BOOST_ASIO_NO_EXTENSIONS)
namespace detail
{
- template <typename AsyncRandomAccessWriteDevice, typename ConstBufferSequence,
+ template <typename AsyncRandomAccessWriteDevice,
+ typename ConstBufferSequence, typename ConstBufferIterator,
typename CompletionCondition, typename WriteHandler>
class write_at_op
: detail::base_from_completion_cond<CompletionCondition>
@@ -153,7 +171,6 @@ namespace detail
offset_(offset),
buffers_(buffers),
start_(0),
- total_transferred_(0),
handler_(BOOST_ASIO_MOVE_CAST(WriteHandler)(handler))
{
}
@@ -165,7 +182,6 @@ namespace detail
offset_(other.offset_),
buffers_(other.buffers_),
start_(other.start_),
- total_transferred_(other.total_transferred_),
handler_(other.handler_)
{
}
@@ -176,7 +192,6 @@ namespace detail
offset_(other.offset_),
buffers_(other.buffers_),
start_(other.start_),
- total_transferred_(other.total_transferred_),
handler_(BOOST_ASIO_MOVE_CAST(WriteHandler)(other.handler_))
{
}
@@ -185,405 +200,64 @@ namespace detail
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:
- buffers_.prepare(this->check_for_completion(ec, total_transferred_));
- for (;;)
+ max_size = this->check_for_completion(ec, buffers_.total_consumed());
+ do
{
device_.async_write_some_at(
- offset_ + total_transferred_, buffers_,
+ offset_ + buffers_.total_consumed(), buffers_.prepare(max_size),
BOOST_ASIO_MOVE_CAST(write_at_op)(*this));
return; default:
- total_transferred_ += bytes_transferred;
buffers_.consume(bytes_transferred);
- buffers_.prepare(this->check_for_completion(ec, total_transferred_));
- if ((!ec && bytes_transferred == 0)
- || buffers_.begin() == buffers_.end())
+ if ((!ec && bytes_transferred == 0) || buffers_.empty())
break;
- }
+ max_size = this->check_for_completion(ec, buffers_.total_consumed());
+ } while (max_size > 0);
- handler_(ec, static_cast<const std::size_t&>(total_transferred_));
+ handler_(ec, buffers_.total_consumed());
}
}
//private:
AsyncRandomAccessWriteDevice& device_;
uint64_t offset_;
- boost::asio::detail::consuming_buffers<
- const_buffer, ConstBufferSequence> buffers_;
+ boost::asio::detail::consuming_buffers<const_buffer,
+ ConstBufferSequence, ConstBufferIterator> buffers_;
int start_;
- std::size_t total_transferred_;
WriteHandler handler_;
};
template <typename AsyncRandomAccessWriteDevice,
- typename CompletionCondition, typename WriteHandler>
- class write_at_op<AsyncRandomAccessWriteDevice,
- boost::asio::mutable_buffers_1, CompletionCondition, WriteHandler>
- : detail::base_from_completion_cond<CompletionCondition>
- {
- public:
- write_at_op(AsyncRandomAccessWriteDevice& device,
- uint64_t offset, const boost::asio::mutable_buffers_1& buffers,
- CompletionCondition completion_condition,
- WriteHandler& handler)
- : detail::base_from_completion_cond<
- CompletionCondition>(completion_condition),
- device_(device),
- offset_(offset),
- buffer_(buffers),
- start_(0),
- total_transferred_(0),
- handler_(BOOST_ASIO_MOVE_CAST(WriteHandler)(handler))
- {
- }
-
-#if defined(BOOST_ASIO_HAS_MOVE)
- write_at_op(const write_at_op& other)
- : detail::base_from_completion_cond<CompletionCondition>(other),
- device_(other.device_),
- offset_(other.offset_),
- buffer_(other.buffer_),
- start_(other.start_),
- total_transferred_(other.total_transferred_),
- handler_(other.handler_)
- {
- }
-
- write_at_op(write_at_op&& other)
- : detail::base_from_completion_cond<CompletionCondition>(other),
- device_(other.device_),
- offset_(other.offset_),
- buffer_(other.buffer_),
- start_(other.start_),
- total_transferred_(other.total_transferred_),
- 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 n = 0;
- switch (start_ = start)
- {
- case 1:
- n = this->check_for_completion(ec, total_transferred_);
- for (;;)
- {
- device_.async_write_some_at(offset_ + total_transferred_,
- boost::asio::buffer(buffer_ + total_transferred_, n),
- BOOST_ASIO_MOVE_CAST(write_at_op)(*this));
- return; default:
- total_transferred_ += bytes_transferred;
- if ((!ec && bytes_transferred == 0)
- || (n = this->check_for_completion(ec, total_transferred_)) == 0
- || total_transferred_ == boost::asio::buffer_size(buffer_))
- break;
- }
-
- handler_(ec, static_cast<const std::size_t&>(total_transferred_));
- }
- }
-
- //private:
- AsyncRandomAccessWriteDevice& device_;
- uint64_t offset_;
- boost::asio::mutable_buffer buffer_;
- int start_;
- std::size_t total_transferred_;
- WriteHandler handler_;
- };
-
- template <typename AsyncRandomAccessWriteDevice,
- typename CompletionCondition, typename WriteHandler>
- class write_at_op<AsyncRandomAccessWriteDevice, boost::asio::const_buffers_1,
- CompletionCondition, WriteHandler>
- : detail::base_from_completion_cond<CompletionCondition>
- {
- public:
- write_at_op(AsyncRandomAccessWriteDevice& device,
- uint64_t offset, const boost::asio::const_buffers_1& buffers,
- CompletionCondition completion_condition,
- WriteHandler& handler)
- : detail::base_from_completion_cond<
- CompletionCondition>(completion_condition),
- device_(device),
- offset_(offset),
- buffer_(buffers),
- start_(0),
- total_transferred_(0),
- handler_(BOOST_ASIO_MOVE_CAST(WriteHandler)(handler))
- {
- }
-
-#if defined(BOOST_ASIO_HAS_MOVE)
- write_at_op(const write_at_op& other)
- : detail::base_from_completion_cond<CompletionCondition>(other),
- device_(other.device_),
- offset_(other.offset_),
- buffer_(other.buffer_),
- start_(other.start_),
- total_transferred_(other.total_transferred_),
- handler_(other.handler_)
- {
- }
-
- write_at_op(write_at_op&& other)
- : detail::base_from_completion_cond<CompletionCondition>(other),
- device_(other.device_),
- offset_(other.offset_),
- buffer_(other.buffer_),
- start_(other.start_),
- total_transferred_(other.total_transferred_),
- 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 n = 0;
- switch (start_ = start)
- {
- case 1:
- n = this->check_for_completion(ec, total_transferred_);
- for (;;)
- {
- device_.async_write_some_at(offset_ + total_transferred_,
- boost::asio::buffer(buffer_ + total_transferred_, n),
- BOOST_ASIO_MOVE_CAST(write_at_op)(*this));
- return; default:
- total_transferred_ += bytes_transferred;
- if ((!ec && bytes_transferred == 0)
- || (n = this->check_for_completion(ec, total_transferred_)) == 0
- || total_transferred_ == boost::asio::buffer_size(buffer_))
- break;
- }
-
- handler_(ec, static_cast<const std::size_t&>(total_transferred_));
- }
- }
-
- //private:
- AsyncRandomAccessWriteDevice& device_;
- uint64_t offset_;
- boost::asio::const_buffer buffer_;
- int start_;
- std::size_t total_transferred_;
- WriteHandler handler_;
- };
-
- template <typename AsyncRandomAccessWriteDevice, typename Elem,
- typename CompletionCondition, typename WriteHandler>
- class write_at_op<AsyncRandomAccessWriteDevice, boost::array<Elem, 2>,
- CompletionCondition, WriteHandler>
- : detail::base_from_completion_cond<CompletionCondition>
- {
- public:
- write_at_op(AsyncRandomAccessWriteDevice& device,
- uint64_t offset, const boost::array<Elem, 2>& buffers,
- CompletionCondition completion_condition, WriteHandler& handler)
- : detail::base_from_completion_cond<
- CompletionCondition>(completion_condition),
- device_(device),
- offset_(offset),
- buffers_(buffers),
- start_(0),
- total_transferred_(0),
- handler_(BOOST_ASIO_MOVE_CAST(WriteHandler)(handler))
- {
- }
-
-#if defined(BOOST_ASIO_HAS_MOVE)
- write_at_op(const write_at_op& other)
- : detail::base_from_completion_cond<CompletionCondition>(other),
- device_(other.device_),
- offset_(other.offset_),
- buffers_(other.buffers_),
- start_(other.start_),
- total_transferred_(other.total_transferred_),
- handler_(other.handler_)
- {
- }
-
- write_at_op(write_at_op&& other)
- : detail::base_from_completion_cond<CompletionCondition>(other),
- device_(other.device_),
- offset_(other.offset_),
- buffers_(other.buffers_),
- start_(other.start_),
- total_transferred_(other.total_transferred_),
- 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)
- {
- typename boost::asio::detail::dependent_type<Elem,
- boost::array<boost::asio::const_buffer, 2> >::type bufs = {{
- boost::asio::const_buffer(buffers_[0]),
- boost::asio::const_buffer(buffers_[1]) }};
- std::size_t buffer_size0 = boost::asio::buffer_size(bufs[0]);
- std::size_t buffer_size1 = boost::asio::buffer_size(bufs[1]);
- std::size_t n = 0;
- switch (start_ = start)
- {
- case 1:
- n = this->check_for_completion(ec, total_transferred_);
- for (;;)
- {
- bufs[0] = boost::asio::buffer(bufs[0] + total_transferred_, n);
- bufs[1] = boost::asio::buffer(
- bufs[1] + (total_transferred_ < buffer_size0
- ? 0 : total_transferred_ - buffer_size0),
- n - boost::asio::buffer_size(bufs[0]));
- device_.async_write_some_at(offset_ + total_transferred_,
- bufs, BOOST_ASIO_MOVE_CAST(write_at_op)(*this));
- return; default:
- total_transferred_ += bytes_transferred;
- if ((!ec && bytes_transferred == 0)
- || (n = this->check_for_completion(ec, total_transferred_)) == 0
- || total_transferred_ == buffer_size0 + buffer_size1)
- break;
- }
-
- handler_(ec, static_cast<const std::size_t&>(total_transferred_));
- }
- }
-
- //private:
- AsyncRandomAccessWriteDevice& device_;
- uint64_t offset_;
- boost::array<Elem, 2> buffers_;
- int start_;
- std::size_t total_transferred_;
- WriteHandler handler_;
- };
-
-#if defined(BOOST_ASIO_HAS_STD_ARRAY)
-
- template <typename AsyncRandomAccessWriteDevice, typename Elem,
- typename CompletionCondition, typename WriteHandler>
- class write_at_op<AsyncRandomAccessWriteDevice, std::array<Elem, 2>,
- CompletionCondition, WriteHandler>
- : detail::base_from_completion_cond<CompletionCondition>
- {
- public:
- write_at_op(AsyncRandomAccessWriteDevice& device,
- uint64_t offset, const std::array<Elem, 2>& buffers,
- CompletionCondition completion_condition, WriteHandler& handler)
- : detail::base_from_completion_cond<
- CompletionCondition>(completion_condition),
- device_(device),
- offset_(offset),
- buffers_(buffers),
- start_(0),
- total_transferred_(0),
- handler_(BOOST_ASIO_MOVE_CAST(WriteHandler)(handler))
- {
- }
-
-#if defined(BOOST_ASIO_HAS_MOVE)
- write_at_op(const write_at_op& other)
- : detail::base_from_completion_cond<CompletionCondition>(other),
- device_(other.device_),
- offset_(other.offset_),
- buffers_(other.buffers_),
- start_(other.start_),
- total_transferred_(other.total_transferred_),
- handler_(other.handler_)
- {
- }
-
- write_at_op(write_at_op&& other)
- : detail::base_from_completion_cond<CompletionCondition>(other),
- device_(other.device_),
- offset_(other.offset_),
- buffers_(other.buffers_),
- start_(other.start_),
- total_transferred_(other.total_transferred_),
- 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)
- {
- typename boost::asio::detail::dependent_type<Elem,
- std::array<boost::asio::const_buffer, 2> >::type bufs = {{
- boost::asio::const_buffer(buffers_[0]),
- boost::asio::const_buffer(buffers_[1]) }};
- std::size_t buffer_size0 = boost::asio::buffer_size(bufs[0]);
- std::size_t buffer_size1 = boost::asio::buffer_size(bufs[1]);
- std::size_t n = 0;
- switch (start_ = start)
- {
- case 1:
- n = this->check_for_completion(ec, total_transferred_);
- for (;;)
- {
- bufs[0] = boost::asio::buffer(bufs[0] + total_transferred_, n);
- bufs[1] = boost::asio::buffer(
- bufs[1] + (total_transferred_ < buffer_size0
- ? 0 : total_transferred_ - buffer_size0),
- n - boost::asio::buffer_size(bufs[0]));
- device_.async_write_some_at(offset_ + total_transferred_,
- bufs, BOOST_ASIO_MOVE_CAST(write_at_op)(*this));
- return; default:
- total_transferred_ += bytes_transferred;
- if ((!ec && bytes_transferred == 0)
- || (n = this->check_for_completion(ec, total_transferred_)) == 0
- || total_transferred_ == buffer_size0 + buffer_size1)
- break;
- }
-
- handler_(ec, static_cast<const std::size_t&>(total_transferred_));
- }
- }
-
- //private:
- AsyncRandomAccessWriteDevice& device_;
- uint64_t offset_;
- std::array<Elem, 2> buffers_;
- int start_;
- std::size_t total_transferred_;
- WriteHandler handler_;
- };
-
-#endif // defined(BOOST_ASIO_HAS_STD_ARRAY)
-
- template <typename AsyncRandomAccessWriteDevice, typename ConstBufferSequence,
+ typename ConstBufferSequence, typename ConstBufferIterator,
typename CompletionCondition, typename WriteHandler>
inline void* asio_handler_allocate(std::size_t size,
write_at_op<AsyncRandomAccessWriteDevice, ConstBufferSequence,
- CompletionCondition, WriteHandler>* this_handler)
+ ConstBufferIterator, CompletionCondition, WriteHandler>* this_handler)
{
return boost_asio_handler_alloc_helpers::allocate(
size, this_handler->handler_);
}
- template <typename AsyncRandomAccessWriteDevice, typename ConstBufferSequence,
+ template <typename AsyncRandomAccessWriteDevice,
+ typename ConstBufferSequence, typename ConstBufferIterator,
typename CompletionCondition, typename WriteHandler>
inline void asio_handler_deallocate(void* pointer, std::size_t size,
write_at_op<AsyncRandomAccessWriteDevice, ConstBufferSequence,
- CompletionCondition, WriteHandler>* this_handler)
+ ConstBufferIterator, CompletionCondition, WriteHandler>* this_handler)
{
boost_asio_handler_alloc_helpers::deallocate(
pointer, size, this_handler->handler_);
}
- template <typename AsyncRandomAccessWriteDevice, typename ConstBufferSequence,
+ template <typename AsyncRandomAccessWriteDevice,
+ typename ConstBufferSequence, typename ConstBufferIterator,
typename CompletionCondition, typename WriteHandler>
inline bool asio_handler_is_continuation(
write_at_op<AsyncRandomAccessWriteDevice, ConstBufferSequence,
- CompletionCondition, WriteHandler>* this_handler)
+ ConstBufferIterator, CompletionCondition, WriteHandler>* this_handler)
{
return this_handler->start_ == 0 ? true
: boost_asio_handler_cont_helpers::is_continuation(
@@ -591,41 +265,86 @@ namespace detail
}
template <typename Function, typename AsyncRandomAccessWriteDevice,
- typename ConstBufferSequence, typename CompletionCondition,
- typename WriteHandler>
+ typename ConstBufferSequence, typename ConstBufferIterator,
+ typename CompletionCondition, typename WriteHandler>
inline void asio_handler_invoke(Function& function,
write_at_op<AsyncRandomAccessWriteDevice, ConstBufferSequence,
- CompletionCondition, WriteHandler>* this_handler)
+ ConstBufferIterator, CompletionCondition, WriteHandler>* this_handler)
{
boost_asio_handler_invoke_helpers::invoke(
function, this_handler->handler_);
}
template <typename Function, typename AsyncRandomAccessWriteDevice,
- typename ConstBufferSequence, typename CompletionCondition,
- typename WriteHandler>
+ typename ConstBufferSequence, typename ConstBufferIterator,
+ typename CompletionCondition, typename WriteHandler>
inline void asio_handler_invoke(const Function& function,
write_at_op<AsyncRandomAccessWriteDevice, ConstBufferSequence,
- CompletionCondition, WriteHandler>* this_handler)
+ ConstBufferIterator, CompletionCondition, WriteHandler>* this_handler)
{
boost_asio_handler_invoke_helpers::invoke(
function, this_handler->handler_);
}
- template <typename AsyncRandomAccessWriteDevice, typename ConstBufferSequence,
+ template <typename AsyncRandomAccessWriteDevice,
+ typename ConstBufferSequence, typename ConstBufferIterator,
typename CompletionCondition, typename WriteHandler>
- inline write_at_op<AsyncRandomAccessWriteDevice,
- ConstBufferSequence, CompletionCondition, WriteHandler>
- make_write_at_op(AsyncRandomAccessWriteDevice& d,
+ inline void start_write_at_buffer_sequence_op(AsyncRandomAccessWriteDevice& d,
uint64_t offset, const ConstBufferSequence& buffers,
- CompletionCondition completion_condition, WriteHandler handler)
+ const ConstBufferIterator&, CompletionCondition completion_condition,
+ WriteHandler& handler)
{
- return write_at_op<AsyncRandomAccessWriteDevice,
- ConstBufferSequence, CompletionCondition, WriteHandler>(
- d, offset, buffers, completion_condition, handler);
+ detail::write_at_op<AsyncRandomAccessWriteDevice, ConstBufferSequence,
+ ConstBufferIterator, CompletionCondition, WriteHandler>(
+ d, offset, buffers, completion_condition, handler)(
+ boost::system::error_code(), 0, 1);
}
} // namespace detail
+#if !defined(GENERATING_DOCUMENTATION)
+
+template <typename AsyncRandomAccessWriteDevice,
+ typename ConstBufferSequence, typename ConstBufferIterator,
+ typename CompletionCondition, typename WriteHandler, typename Allocator>
+struct associated_allocator<
+ detail::write_at_op<AsyncRandomAccessWriteDevice, ConstBufferSequence,
+ ConstBufferIterator, CompletionCondition, WriteHandler>,
+ Allocator>
+{
+ typedef typename associated_allocator<WriteHandler, Allocator>::type type;
+
+ static type get(
+ const detail::write_at_op<AsyncRandomAccessWriteDevice,
+ ConstBufferSequence, ConstBufferIterator,
+ CompletionCondition, WriteHandler>& h,
+ const Allocator& a = Allocator()) BOOST_ASIO_NOEXCEPT
+ {
+ return associated_allocator<WriteHandler, Allocator>::get(h.handler_, a);
+ }
+};
+
+template <typename AsyncRandomAccessWriteDevice,
+ typename ConstBufferSequence, typename ConstBufferIterator,
+ typename CompletionCondition, typename WriteHandler, typename Executor>
+struct associated_executor<
+ detail::write_at_op<AsyncRandomAccessWriteDevice, ConstBufferSequence,
+ ConstBufferIterator, CompletionCondition, WriteHandler>,
+ Executor>
+{
+ typedef typename associated_executor<WriteHandler, Executor>::type type;
+
+ static type get(
+ const detail::write_at_op<AsyncRandomAccessWriteDevice,
+ 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 AsyncRandomAccessWriteDevice, typename ConstBufferSequence,
typename CompletionCondition, typename WriteHandler>
inline BOOST_ASIO_INITFN_RESULT_TYPE(WriteHandler,
@@ -639,15 +358,12 @@ async_write_at(AsyncRandomAccessWriteDevice& d,
// not meet the documented type requirements for a WriteHandler.
BOOST_ASIO_WRITE_HANDLER_CHECK(WriteHandler, handler) type_check;
- detail::async_result_init<
- WriteHandler, void (boost::system::error_code, std::size_t)> init(
- BOOST_ASIO_MOVE_CAST(WriteHandler)(handler));
+ async_completion<WriteHandler,
+ void (boost::system::error_code, std::size_t)> init(handler);
- detail::write_at_op<AsyncRandomAccessWriteDevice, ConstBufferSequence,
- CompletionCondition, BOOST_ASIO_HANDLER_TYPE(
- WriteHandler, void (boost::system::error_code, std::size_t))>(
- d, offset, buffers, completion_condition, init.handler)(
- boost::system::error_code(), 0, 1);
+ detail::start_write_at_buffer_sequence_op(d, offset, buffers,
+ boost::asio::buffer_sequence_begin(buffers), completion_condition,
+ init.completion_handler);
return init.result.get();
}
@@ -664,19 +380,17 @@ async_write_at(AsyncRandomAccessWriteDevice& d,
// not meet the documented type requirements for a WriteHandler.
BOOST_ASIO_WRITE_HANDLER_CHECK(WriteHandler, handler) type_check;
- detail::async_result_init<
- WriteHandler, void (boost::system::error_code, std::size_t)> init(
- BOOST_ASIO_MOVE_CAST(WriteHandler)(handler));
+ async_completion<WriteHandler,
+ void (boost::system::error_code, std::size_t)> init(handler);
- detail::write_at_op<AsyncRandomAccessWriteDevice, ConstBufferSequence,
- detail::transfer_all_t, BOOST_ASIO_HANDLER_TYPE(
- WriteHandler, void (boost::system::error_code, std::size_t))>(
- d, offset, buffers, transfer_all(), init.handler)(
- boost::system::error_code(), 0, 1);
+ detail::start_write_at_buffer_sequence_op(d, offset, buffers,
+ boost::asio::buffer_sequence_begin(buffers), transfer_all(),
+ init.completion_handler);
return init.result.get();
}
+#if !defined(BOOST_ASIO_NO_EXTENSIONS)
#if !defined(BOOST_ASIO_NO_IOSTREAM)
namespace detail
@@ -768,6 +482,40 @@ namespace detail
}
} // namespace detail
+#if !defined(GENERATING_DOCUMENTATION)
+
+template <typename Allocator, typename WriteHandler, typename Allocator1>
+struct associated_allocator<
+ detail::write_at_streambuf_op<Allocator, WriteHandler>,
+ Allocator1>
+{
+ typedef typename associated_allocator<WriteHandler, Allocator1>::type type;
+
+ static type get(
+ const detail::write_at_streambuf_op<Allocator, WriteHandler>& h,
+ const Allocator1& a = Allocator1()) BOOST_ASIO_NOEXCEPT
+ {
+ return associated_allocator<WriteHandler, Allocator1>::get(h.handler_, a);
+ }
+};
+
+template <typename Executor, typename WriteHandler, typename Executor1>
+struct associated_executor<
+ detail::write_at_streambuf_op<Executor, WriteHandler>,
+ Executor1>
+{
+ typedef typename associated_executor<WriteHandler, Executor1>::type type;
+
+ static type get(
+ const detail::write_at_streambuf_op<Executor, WriteHandler>& h,
+ const Executor1& ex = Executor1()) BOOST_ASIO_NOEXCEPT
+ {
+ return associated_executor<WriteHandler, Executor1>::get(h.handler_, ex);
+ }
+};
+
+#endif // !defined(GENERATING_DOCUMENTATION)
+
template <typename AsyncRandomAccessWriteDevice, typename Allocator,
typename CompletionCondition, typename WriteHandler>
inline BOOST_ASIO_INITFN_RESULT_TYPE(WriteHandler,
@@ -781,14 +529,13 @@ async_write_at(AsyncRandomAccessWriteDevice& d,
// not meet the documented type requirements for a WriteHandler.
BOOST_ASIO_WRITE_HANDLER_CHECK(WriteHandler, handler) type_check;
- detail::async_result_init<
- WriteHandler, void (boost::system::error_code, std::size_t)> init(
- BOOST_ASIO_MOVE_CAST(WriteHandler)(handler));
+ async_completion<WriteHandler,
+ void (boost::system::error_code, std::size_t)> init(handler);
async_write_at(d, offset, b.data(), completion_condition,
detail::write_at_streambuf_op<Allocator, BOOST_ASIO_HANDLER_TYPE(
WriteHandler, void (boost::system::error_code, std::size_t))>(
- b, init.handler));
+ b, init.completion_handler));
return init.result.get();
}
@@ -805,19 +552,19 @@ async_write_at(AsyncRandomAccessWriteDevice& d,
// not meet the documented type requirements for a WriteHandler.
BOOST_ASIO_WRITE_HANDLER_CHECK(WriteHandler, handler) type_check;
- detail::async_result_init<
- WriteHandler, void (boost::system::error_code, std::size_t)> init(
- BOOST_ASIO_MOVE_CAST(WriteHandler)(handler));
+ async_completion<WriteHandler,
+ void (boost::system::error_code, std::size_t)> init(handler);
async_write_at(d, offset, b.data(), transfer_all(),
detail::write_at_streambuf_op<Allocator, BOOST_ASIO_HANDLER_TYPE(
WriteHandler, void (boost::system::error_code, std::size_t))>(
- b, init.handler));
+ b, init.completion_handler));
return init.result.get();
}
#endif // !defined(BOOST_ASIO_NO_IOSTREAM)
+#endif // !defined(BOOST_ASIO_NO_EXTENSIONS)
} // namespace asio
} // namespace boost