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author | Remko Tronçon <git@el-tramo.be> | 2010-11-24 20:33:19 (GMT) |
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committer | Remko Tronçon <git@el-tramo.be> | 2010-11-24 20:35:17 (GMT) |
commit | 332d60c56dfaa11fdd135088279d15cd5983b3d4 (patch) | |
tree | dd77717a4e1732da929d5ff8a0471fa3f005e201 /3rdParty/Boost/src/boost/asio/impl/read_until.hpp | |
parent | 90c44a10fec26d2a0935b2d62e82b6a5be028373 (diff) | |
download | swift-contrib-332d60c56dfaa11fdd135088279d15cd5983b3d4.zip swift-contrib-332d60c56dfaa11fdd135088279d15cd5983b3d4.tar.bz2 |
Upgraded Boost to 1.45.0.
Diffstat (limited to '3rdParty/Boost/src/boost/asio/impl/read_until.hpp')
-rw-r--r-- | 3rdParty/Boost/src/boost/asio/impl/read_until.hpp | 904 |
1 files changed, 904 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/asio/impl/read_until.hpp b/3rdParty/Boost/src/boost/asio/impl/read_until.hpp new file mode 100644 index 0000000..73f8773 --- /dev/null +++ b/3rdParty/Boost/src/boost/asio/impl/read_until.hpp @@ -0,0 +1,904 @@ +// +// impl/read_until.hpp +// ~~~~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2010 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_READ_UNTIL_HPP +#define BOOST_ASIO_IMPL_READ_UNTIL_HPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#include <algorithm> +#include <string> +#include <vector> +#include <utility> +#include <boost/limits.hpp> +#include <boost/asio/buffer.hpp> +#include <boost/asio/buffers_iterator.hpp> +#include <boost/asio/detail/bind_handler.hpp> +#include <boost/asio/detail/handler_alloc_helpers.hpp> +#include <boost/asio/detail/handler_invoke_helpers.hpp> +#include <boost/asio/detail/throw_error.hpp> + +#include <boost/asio/detail/push_options.hpp> + +namespace boost { +namespace asio { + +template <typename SyncReadStream, typename Allocator> +inline std::size_t read_until(SyncReadStream& s, + boost::asio::basic_streambuf<Allocator>& b, char delim) +{ + boost::system::error_code ec; + std::size_t bytes_transferred = read_until(s, b, delim, ec); + boost::asio::detail::throw_error(ec); + return bytes_transferred; +} + +template <typename SyncReadStream, typename Allocator> +std::size_t read_until(SyncReadStream& s, + boost::asio::basic_streambuf<Allocator>& b, char delim, + boost::system::error_code& ec) +{ + std::size_t search_position = 0; + for (;;) + { + // Determine the range of the data to be searched. + typedef typename boost::asio::basic_streambuf< + Allocator>::const_buffers_type const_buffers_type; + typedef boost::asio::buffers_iterator<const_buffers_type> iterator; + const_buffers_type buffers = b.data(); + iterator begin = iterator::begin(buffers); + iterator start = begin + search_position; + iterator end = iterator::end(buffers); + + // Look for a match. + iterator iter = std::find(start, end, delim); + if (iter != end) + { + // Found a match. We're done. + ec = boost::system::error_code(); + return iter - begin + 1; + } + else + { + // No match. Next search can start with the new data. + search_position = end - begin; + } + + // Check if buffer is full. + if (b.size() == b.max_size()) + { + ec = error::not_found; + return 0; + } + + // Need more data. + std::size_t bytes_to_read = read_size_helper(b, 65536); + b.commit(s.read_some(b.prepare(bytes_to_read), ec)); + if (ec) + return 0; + } +} + +template <typename SyncReadStream, typename Allocator> +inline std::size_t read_until(SyncReadStream& s, + boost::asio::basic_streambuf<Allocator>& b, const std::string& delim) +{ + boost::system::error_code ec; + std::size_t bytes_transferred = read_until(s, b, delim, ec); + boost::asio::detail::throw_error(ec); + return bytes_transferred; +} + +namespace detail +{ + // Algorithm that finds a subsequence of equal values in a sequence. Returns + // (iterator,true) if a full match was found, in which case the iterator + // points to the beginning of the match. Returns (iterator,false) if a + // partial match was found at the end of the first sequence, in which case + // the iterator points to the beginning of the partial match. Returns + // (last1,false) if no full or partial match was found. + template <typename Iterator1, typename Iterator2> + std::pair<Iterator1, bool> partial_search( + Iterator1 first1, Iterator1 last1, Iterator2 first2, Iterator2 last2) + { + for (Iterator1 iter1 = first1; iter1 != last1; ++iter1) + { + Iterator1 test_iter1 = iter1; + Iterator2 test_iter2 = first2; + for (;; ++test_iter1, ++test_iter2) + { + if (test_iter2 == last2) + return std::make_pair(iter1, true); + if (test_iter1 == last1) + { + if (test_iter2 != first2) + return std::make_pair(iter1, false); + else + break; + } + if (*test_iter1 != *test_iter2) + break; + } + } + return std::make_pair(last1, false); + } +} // namespace detail + +template <typename SyncReadStream, typename Allocator> +std::size_t read_until(SyncReadStream& s, + boost::asio::basic_streambuf<Allocator>& b, const std::string& delim, + boost::system::error_code& ec) +{ + std::size_t search_position = 0; + for (;;) + { + // Determine the range of the data to be searched. + typedef typename boost::asio::basic_streambuf< + Allocator>::const_buffers_type const_buffers_type; + typedef boost::asio::buffers_iterator<const_buffers_type> iterator; + const_buffers_type buffers = b.data(); + iterator begin = iterator::begin(buffers); + iterator start = begin + search_position; + iterator end = iterator::end(buffers); + + // Look for a match. + std::pair<iterator, bool> result = detail::partial_search( + start, end, delim.begin(), delim.end()); + if (result.first != end) + { + if (result.second) + { + // Full match. We're done. + ec = boost::system::error_code(); + return result.first - begin + delim.length(); + } + else + { + // Partial match. Next search needs to start from beginning of match. + search_position = result.first - begin; + } + } + else + { + // No match. Next search can start with the new data. + search_position = end - begin; + } + + // Check if buffer is full. + if (b.size() == b.max_size()) + { + ec = error::not_found; + return 0; + } + + // Need more data. + std::size_t bytes_to_read = read_size_helper(b, 65536); + b.commit(s.read_some(b.prepare(bytes_to_read), ec)); + if (ec) + return 0; + } +} + +template <typename SyncReadStream, typename Allocator> +inline std::size_t read_until(SyncReadStream& s, + boost::asio::basic_streambuf<Allocator>& b, const boost::regex& expr) +{ + boost::system::error_code ec; + std::size_t bytes_transferred = read_until(s, b, expr, ec); + boost::asio::detail::throw_error(ec); + return bytes_transferred; +} + +template <typename SyncReadStream, typename Allocator> +std::size_t read_until(SyncReadStream& s, + boost::asio::basic_streambuf<Allocator>& b, const boost::regex& expr, + boost::system::error_code& ec) +{ + std::size_t search_position = 0; + for (;;) + { + // Determine the range of the data to be searched. + typedef typename boost::asio::basic_streambuf< + Allocator>::const_buffers_type const_buffers_type; + typedef boost::asio::buffers_iterator<const_buffers_type> iterator; + const_buffers_type buffers = b.data(); + iterator begin = iterator::begin(buffers); + iterator start = begin + search_position; + iterator end = iterator::end(buffers); + + // Look for a match. + boost::match_results<iterator, + typename std::vector<boost::sub_match<iterator> >::allocator_type> + match_results; + if (regex_search(start, end, match_results, expr, + boost::match_default | boost::match_partial)) + { + if (match_results[0].matched) + { + // Full match. We're done. + ec = boost::system::error_code(); + return match_results[0].second - begin; + } + else + { + // Partial match. Next search needs to start from beginning of match. + search_position = match_results[0].first - begin; + } + } + else + { + // No match. Next search can start with the new data. + search_position = end - begin; + } + + // Check if buffer is full. + if (b.size() == b.max_size()) + { + ec = error::not_found; + return 0; + } + + // Need more data. + std::size_t bytes_to_read = read_size_helper(b, 65536); + b.commit(s.read_some(b.prepare(bytes_to_read), ec)); + if (ec) + return 0; + } +} + +template <typename SyncReadStream, typename Allocator, typename MatchCondition> +std::size_t read_until(SyncReadStream& s, + boost::asio::basic_streambuf<Allocator>& b, + MatchCondition match_condition, boost::system::error_code& ec, + typename boost::enable_if<is_match_condition<MatchCondition> >::type*) +{ + std::size_t search_position = 0; + for (;;) + { + // Determine the range of the data to be searched. + typedef typename boost::asio::basic_streambuf< + Allocator>::const_buffers_type const_buffers_type; + typedef boost::asio::buffers_iterator<const_buffers_type> iterator; + const_buffers_type buffers = b.data(); + iterator begin = iterator::begin(buffers); + iterator start = begin + search_position; + iterator end = iterator::end(buffers); + + // Look for a match. + std::pair<iterator, bool> result = match_condition(start, end); + if (result.second) + { + // Full match. We're done. + ec = boost::system::error_code(); + return result.first - begin; + } + else if (result.first != end) + { + // Partial match. Next search needs to start from beginning of match. + search_position = result.first - begin; + } + else + { + // No match. Next search can start with the new data. + search_position = end - begin; + } + + // Check if buffer is full. + if (b.size() == b.max_size()) + { + ec = error::not_found; + return 0; + } + + // Need more data. + std::size_t bytes_to_read = read_size_helper(b, 65536); + b.commit(s.read_some(b.prepare(bytes_to_read), ec)); + if (ec) + return 0; + } +} + +template <typename SyncReadStream, typename Allocator, typename MatchCondition> +inline std::size_t read_until(SyncReadStream& s, + boost::asio::basic_streambuf<Allocator>& b, MatchCondition match_condition, + typename boost::enable_if<is_match_condition<MatchCondition> >::type*) +{ + boost::system::error_code ec; + std::size_t bytes_transferred = read_until(s, b, match_condition, ec); + boost::asio::detail::throw_error(ec); + return bytes_transferred; +} + +namespace detail +{ + template <typename AsyncReadStream, typename Allocator, typename ReadHandler> + class read_until_delim_op + { + public: + read_until_delim_op(AsyncReadStream& stream, + boost::asio::basic_streambuf<Allocator>& streambuf, + char delim, ReadHandler handler) + : stream_(stream), + streambuf_(streambuf), + delim_(delim), + search_position_(0), + handler_(handler) + { + } + + void operator()(const boost::system::error_code& ec, + std::size_t bytes_transferred, int start = 0) + { + const std::size_t not_found = (std::numeric_limits<std::size_t>::max)(); + std::size_t bytes_to_read; + switch (start) + { + case 1: + for (;;) + { + { + // Determine the range of the data to be searched. + typedef typename boost::asio::basic_streambuf< + Allocator>::const_buffers_type const_buffers_type; + typedef boost::asio::buffers_iterator<const_buffers_type> iterator; + const_buffers_type buffers = streambuf_.data(); + iterator begin = iterator::begin(buffers); + iterator start = begin + search_position_; + iterator end = iterator::end(buffers); + + // Look for a match. + iterator iter = std::find(start, end, delim_); + if (iter != end) + { + // Found a match. We're done. + search_position_ = iter - begin + 1; + bytes_to_read = 0; + } + + // No match yet. Check if buffer is full. + else if (streambuf_.size() == streambuf_.max_size()) + { + search_position_ = not_found; + bytes_to_read = 0; + } + + // Need to read some more data. + else + { + // Next search can start with the new data. + search_position_ = end - begin; + bytes_to_read = read_size_helper(streambuf_, 65536); + } + } + + // Check if we're done. + if (!start && bytes_to_read == 0) + break; + + // Start a new asynchronous read operation to obtain more data. + stream_.async_read_some(streambuf_.prepare(bytes_to_read), *this); + return; default: + streambuf_.commit(bytes_transferred); + if (ec || bytes_transferred == 0) + break; + } + + const boost::system::error_code result_ec = + (search_position_ == not_found) + ? error::not_found : ec; + + const std::size_t result_n = + (ec || search_position_ == not_found) + ? 0 : search_position_; + + handler_(result_ec, result_n); + } + } + + //private: + AsyncReadStream& stream_; + boost::asio::basic_streambuf<Allocator>& streambuf_; + char delim_; + std::size_t search_position_; + ReadHandler handler_; + }; + + template <typename AsyncReadStream, typename Allocator, typename ReadHandler> + inline void* asio_handler_allocate(std::size_t size, + read_until_delim_op<AsyncReadStream, + Allocator, ReadHandler>* this_handler) + { + return boost_asio_handler_alloc_helpers::allocate( + size, this_handler->handler_); + } + + template <typename AsyncReadStream, typename Allocator, typename ReadHandler> + inline void asio_handler_deallocate(void* pointer, std::size_t size, + read_until_delim_op<AsyncReadStream, + Allocator, ReadHandler>* this_handler) + { + boost_asio_handler_alloc_helpers::deallocate( + pointer, size, this_handler->handler_); + } + + template <typename Function, typename AsyncReadStream, typename Allocator, + typename ReadHandler> + inline void asio_handler_invoke(const Function& function, + read_until_delim_op<AsyncReadStream, + Allocator, ReadHandler>* this_handler) + { + boost_asio_handler_invoke_helpers::invoke( + function, this_handler->handler_); + } +} // namespace detail + +template <typename AsyncReadStream, typename Allocator, typename ReadHandler> +void async_read_until(AsyncReadStream& s, + boost::asio::basic_streambuf<Allocator>& b, char delim, ReadHandler handler) +{ + detail::read_until_delim_op< + AsyncReadStream, Allocator, ReadHandler>( + s, b, delim, handler)( + boost::system::error_code(), 0, 1); +} + +namespace detail +{ + template <typename AsyncReadStream, typename Allocator, typename ReadHandler> + class read_until_delim_string_op + { + public: + read_until_delim_string_op(AsyncReadStream& stream, + boost::asio::basic_streambuf<Allocator>& streambuf, + const std::string& delim, ReadHandler handler) + : stream_(stream), + streambuf_(streambuf), + delim_(delim), + search_position_(0), + handler_(handler) + { + } + + void operator()(const boost::system::error_code& ec, + std::size_t bytes_transferred, int start = 0) + { + const std::size_t not_found = (std::numeric_limits<std::size_t>::max)(); + std::size_t bytes_to_read; + switch (start) + { + case 1: + for (;;) + { + { + // Determine the range of the data to be searched. + typedef typename boost::asio::basic_streambuf< + Allocator>::const_buffers_type const_buffers_type; + typedef boost::asio::buffers_iterator<const_buffers_type> iterator; + const_buffers_type buffers = streambuf_.data(); + iterator begin = iterator::begin(buffers); + iterator start = begin + search_position_; + iterator end = iterator::end(buffers); + + // Look for a match. + std::pair<iterator, bool> result = detail::partial_search( + start, end, delim_.begin(), delim_.end()); + if (result.first != end && result.second) + { + // Full match. We're done. + search_position_ = result.first - begin + delim_.length(); + bytes_to_read = 0; + } + + // No match yet. Check if buffer is full. + else if (streambuf_.size() == streambuf_.max_size()) + { + search_position_ = not_found; + bytes_to_read = 0; + } + + // Need to read some more data. + else + { + if (result.first != end) + { + // Partial match. Next search needs to start from beginning of + // match. + search_position_ = result.first - begin; + } + else + { + // Next search can start with the new data. + search_position_ = end - begin; + } + + bytes_to_read = read_size_helper(streambuf_, 65536); + } + } + + // Check if we're done. + if (!start && bytes_to_read == 0) + break; + + // Start a new asynchronous read operation to obtain more data. + stream_.async_read_some(streambuf_.prepare(bytes_to_read), *this); + return; default: + streambuf_.commit(bytes_transferred); + if (ec || bytes_transferred == 0) + break; + } + + const boost::system::error_code result_ec = + (search_position_ == not_found) + ? error::not_found : ec; + + const std::size_t result_n = + (ec || search_position_ == not_found) + ? 0 : search_position_; + + handler_(result_ec, result_n); + } + } + + //private: + AsyncReadStream& stream_; + boost::asio::basic_streambuf<Allocator>& streambuf_; + std::string delim_; + std::size_t search_position_; + ReadHandler handler_; + }; + + template <typename AsyncReadStream, typename Allocator, typename ReadHandler> + inline void* asio_handler_allocate(std::size_t size, + read_until_delim_string_op<AsyncReadStream, + Allocator, ReadHandler>* this_handler) + { + return boost_asio_handler_alloc_helpers::allocate( + size, this_handler->handler_); + } + + template <typename AsyncReadStream, typename Allocator, typename ReadHandler> + inline void asio_handler_deallocate(void* pointer, std::size_t size, + read_until_delim_string_op<AsyncReadStream, + Allocator, ReadHandler>* this_handler) + { + boost_asio_handler_alloc_helpers::deallocate( + pointer, size, this_handler->handler_); + } + + template <typename Function, typename AsyncReadStream, + typename Allocator, typename ReadHandler> + inline void asio_handler_invoke(const Function& function, + read_until_delim_string_op<AsyncReadStream, + Allocator, ReadHandler>* this_handler) + { + boost_asio_handler_invoke_helpers::invoke( + function, this_handler->handler_); + } +} // namespace detail + +template <typename AsyncReadStream, typename Allocator, typename ReadHandler> +void async_read_until(AsyncReadStream& s, + boost::asio::basic_streambuf<Allocator>& b, const std::string& delim, + ReadHandler handler) +{ + detail::read_until_delim_string_op< + AsyncReadStream, Allocator, ReadHandler>( + s, b, delim, handler)( + boost::system::error_code(), 0, 1); +} + +namespace detail +{ + template <typename AsyncReadStream, typename Allocator, + typename RegEx, typename ReadHandler> + class read_until_expr_op + { + public: + read_until_expr_op(AsyncReadStream& stream, + boost::asio::basic_streambuf<Allocator>& streambuf, + const boost::regex& expr, ReadHandler handler) + : stream_(stream), + streambuf_(streambuf), + expr_(expr), + search_position_(0), + handler_(handler) + { + } + + void operator()(const boost::system::error_code& ec, + std::size_t bytes_transferred, int start = 0) + { + const std::size_t not_found = (std::numeric_limits<std::size_t>::max)(); + std::size_t bytes_to_read; + switch (start) + { + case 1: + for (;;) + { + { + // Determine the range of the data to be searched. + typedef typename boost::asio::basic_streambuf< + Allocator>::const_buffers_type const_buffers_type; + typedef boost::asio::buffers_iterator<const_buffers_type> iterator; + const_buffers_type buffers = streambuf_.data(); + iterator begin = iterator::begin(buffers); + iterator start = begin + search_position_; + iterator end = iterator::end(buffers); + + // Look for a match. + boost::match_results<iterator, + typename std::vector<boost::sub_match<iterator> >::allocator_type> + match_results; + bool match = regex_search(start, end, match_results, expr_, + boost::match_default | boost::match_partial); + if (match && match_results[0].matched) + { + // Full match. We're done. + search_position_ = match_results[0].second - begin; + bytes_to_read = 0; + } + + // No match yet. Check if buffer is full. + else if (streambuf_.size() == streambuf_.max_size()) + { + search_position_ = not_found; + bytes_to_read = 0; + } + + // Need to read some more data. + else + { + if (match) + { + // Partial match. Next search needs to start from beginning of + // match. + search_position_ = match_results[0].first - begin; + } + else + { + // Next search can start with the new data. + search_position_ = end - begin; + } + + bytes_to_read = read_size_helper(streambuf_, 65536); + } + } + + // Check if we're done. + if (!start && bytes_to_read == 0) + break; + + // Start a new asynchronous read operation to obtain more data. + stream_.async_read_some(streambuf_.prepare(bytes_to_read), *this); + return; default: + streambuf_.commit(bytes_transferred); + if (ec || bytes_transferred == 0) + break; + } + + const boost::system::error_code result_ec = + (search_position_ == not_found) + ? error::not_found : ec; + + const std::size_t result_n = + (ec || search_position_ == not_found) + ? 0 : search_position_; + + handler_(result_ec, result_n); + } + } + + //private: + AsyncReadStream& stream_; + boost::asio::basic_streambuf<Allocator>& streambuf_; + RegEx expr_; + std::size_t search_position_; + ReadHandler handler_; + }; + + template <typename AsyncReadStream, typename Allocator, + typename RegEx, typename ReadHandler> + inline void* asio_handler_allocate(std::size_t size, + read_until_expr_op<AsyncReadStream, + Allocator, RegEx, ReadHandler>* this_handler) + { + return boost_asio_handler_alloc_helpers::allocate( + size, this_handler->handler_); + } + + template <typename AsyncReadStream, typename Allocator, + typename RegEx, typename ReadHandler> + inline void asio_handler_deallocate(void* pointer, std::size_t size, + read_until_expr_op<AsyncReadStream, + Allocator, RegEx, ReadHandler>* this_handler) + { + boost_asio_handler_alloc_helpers::deallocate( + pointer, size, this_handler->handler_); + } + + template <typename Function, typename AsyncReadStream, typename Allocator, + typename RegEx, typename ReadHandler> + inline void asio_handler_invoke(const Function& function, + read_until_expr_op<AsyncReadStream, + Allocator, RegEx, ReadHandler>* this_handler) + { + boost_asio_handler_invoke_helpers::invoke( + function, this_handler->handler_); + } +} // namespace detail + +template <typename AsyncReadStream, typename Allocator, typename ReadHandler> +void async_read_until(AsyncReadStream& s, + boost::asio::basic_streambuf<Allocator>& b, const boost::regex& expr, + ReadHandler handler) +{ + detail::read_until_expr_op<AsyncReadStream, + Allocator, boost::regex, ReadHandler>( + s, b, expr, handler)( + boost::system::error_code(), 0, 1); +} + +namespace detail +{ + template <typename AsyncReadStream, typename Allocator, + typename MatchCondition, typename ReadHandler> + class read_until_match_op + { + public: + read_until_match_op(AsyncReadStream& stream, + boost::asio::basic_streambuf<Allocator>& streambuf, + MatchCondition match_condition, ReadHandler handler) + : stream_(stream), + streambuf_(streambuf), + match_condition_(match_condition), + search_position_(0), + handler_(handler) + { + } + + void operator()(const boost::system::error_code& ec, + std::size_t bytes_transferred, int start = 0) + { + const std::size_t not_found = (std::numeric_limits<std::size_t>::max)(); + std::size_t bytes_to_read; + switch (start) + { + case 1: + for (;;) + { + { + // Determine the range of the data to be searched. + typedef typename boost::asio::basic_streambuf< + Allocator>::const_buffers_type const_buffers_type; + typedef boost::asio::buffers_iterator<const_buffers_type> iterator; + const_buffers_type buffers = streambuf_.data(); + iterator begin = iterator::begin(buffers); + iterator start = begin + search_position_; + iterator end = iterator::end(buffers); + + // Look for a match. + std::pair<iterator, bool> result = match_condition_(start, end); + if (result.second) + { + // Full match. We're done. + search_position_ = result.first - begin; + bytes_to_read = 0; + } + + // No match yet. Check if buffer is full. + else if (streambuf_.size() == streambuf_.max_size()) + { + search_position_ = not_found; + bytes_to_read = 0; + } + + // Need to read some more data. + else + { + if (result.first != end) + { + // Partial match. Next search needs to start from beginning of + // match. + search_position_ = result.first - begin; + } + else + { + // Next search can start with the new data. + search_position_ = end - begin; + } + + bytes_to_read = read_size_helper(streambuf_, 65536); + } + } + + // Check if we're done. + if (!start && bytes_to_read == 0) + break; + + // Start a new asynchronous read operation to obtain more data. + stream_.async_read_some(streambuf_.prepare(bytes_to_read), *this); + return; default: + streambuf_.commit(bytes_transferred); + if (ec || bytes_transferred == 0) + break; + } + + const boost::system::error_code result_ec = + (search_position_ == not_found) + ? error::not_found : ec; + + const std::size_t result_n = + (ec || search_position_ == not_found) + ? 0 : search_position_; + + handler_(result_ec, result_n); + } + } + + //private: + AsyncReadStream& stream_; + boost::asio::basic_streambuf<Allocator>& streambuf_; + MatchCondition match_condition_; + std::size_t search_position_; + ReadHandler handler_; + }; + + template <typename AsyncReadStream, typename Allocator, + typename MatchCondition, typename ReadHandler> + inline void* asio_handler_allocate(std::size_t size, + read_until_match_op<AsyncReadStream, + Allocator, MatchCondition, ReadHandler>* this_handler) + { + return boost_asio_handler_alloc_helpers::allocate( + size, this_handler->handler_); + } + + template <typename AsyncReadStream, typename Allocator, + typename MatchCondition, typename ReadHandler> + inline void asio_handler_deallocate(void* pointer, std::size_t size, + read_until_match_op<AsyncReadStream, + Allocator, MatchCondition, ReadHandler>* this_handler) + { + boost_asio_handler_alloc_helpers::deallocate( + pointer, size, this_handler->handler_); + } + + template <typename Function, typename AsyncReadStream, typename Allocator, + typename MatchCondition, typename ReadHandler> + inline void asio_handler_invoke(const Function& function, + read_until_match_op<AsyncReadStream, + Allocator, MatchCondition, ReadHandler>* this_handler) + { + boost_asio_handler_invoke_helpers::invoke( + function, this_handler->handler_); + } +} // namespace detail + +template <typename AsyncReadStream, typename Allocator, + typename MatchCondition, typename ReadHandler> +void async_read_until(AsyncReadStream& s, + boost::asio::basic_streambuf<Allocator>& b, + MatchCondition match_condition, ReadHandler handler, + typename boost::enable_if<is_match_condition<MatchCondition> >::type*) +{ + detail::read_until_match_op< + AsyncReadStream, Allocator, MatchCondition, ReadHandler>( + s, b, match_condition, handler)( + boost::system::error_code(), 0, 1); +} + +} // namespace asio +} // namespace boost + +#include <boost/asio/detail/pop_options.hpp> + +#endif // BOOST_ASIO_IMPL_READ_UNTIL_HPP |