mirror of
https://github.com/yuzu-emu/ext-boost.git
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3007 lines
101 KiB
C++
3007 lines
101 KiB
C++
//
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// impl/read_until.hpp
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// ~~~~~~~~~~~~~~~~~~~
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//
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// Copyright (c) 2003-2019 Christopher M. Kohlhoff (chris at kohlhoff dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#ifndef BOOST_ASIO_IMPL_READ_UNTIL_HPP
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#define BOOST_ASIO_IMPL_READ_UNTIL_HPP
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#if defined(_MSC_VER) && (_MSC_VER >= 1200)
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# pragma once
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#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
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#include <algorithm>
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#include <string>
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#include <vector>
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#include <utility>
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#include <boost/asio/associated_allocator.hpp>
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#include <boost/asio/associated_executor.hpp>
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#include <boost/asio/buffer.hpp>
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#include <boost/asio/buffers_iterator.hpp>
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#include <boost/asio/detail/bind_handler.hpp>
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#include <boost/asio/detail/handler_alloc_helpers.hpp>
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#include <boost/asio/detail/handler_cont_helpers.hpp>
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#include <boost/asio/detail/handler_invoke_helpers.hpp>
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#include <boost/asio/detail/handler_type_requirements.hpp>
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#include <boost/asio/detail/limits.hpp>
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#include <boost/asio/detail/non_const_lvalue.hpp>
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#include <boost/asio/detail/throw_error.hpp>
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#include <boost/asio/detail/push_options.hpp>
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namespace boost {
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namespace asio {
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namespace detail
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{
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// Algorithm that finds a subsequence of equal values in a sequence. Returns
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// (iterator,true) if a full match was found, in which case the iterator
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// points to the beginning of the match. Returns (iterator,false) if a
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// partial match was found at the end of the first sequence, in which case
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// the iterator points to the beginning of the partial match. Returns
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// (last1,false) if no full or partial match was found.
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template <typename Iterator1, typename Iterator2>
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std::pair<Iterator1, bool> partial_search(
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Iterator1 first1, Iterator1 last1, Iterator2 first2, Iterator2 last2)
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{
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for (Iterator1 iter1 = first1; iter1 != last1; ++iter1)
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{
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Iterator1 test_iter1 = iter1;
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Iterator2 test_iter2 = first2;
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for (;; ++test_iter1, ++test_iter2)
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{
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if (test_iter2 == last2)
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return std::make_pair(iter1, true);
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if (test_iter1 == last1)
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{
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if (test_iter2 != first2)
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return std::make_pair(iter1, false);
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else
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break;
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}
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if (*test_iter1 != *test_iter2)
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break;
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}
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}
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return std::make_pair(last1, false);
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}
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} // namespace detail
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#if !defined(BOOST_ASIO_NO_DYNAMIC_BUFFER_V1)
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template <typename SyncReadStream, typename DynamicBuffer_v1>
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inline std::size_t read_until(SyncReadStream& s,
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BOOST_ASIO_MOVE_ARG(DynamicBuffer_v1) buffers, char delim,
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typename enable_if<
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is_dynamic_buffer_v1<typename decay<DynamicBuffer_v1>::type>::value
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&& !is_dynamic_buffer_v2<typename decay<DynamicBuffer_v1>::type>::value
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>::type*)
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{
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boost::system::error_code ec;
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std::size_t bytes_transferred = read_until(s,
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BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(buffers), delim, ec);
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boost::asio::detail::throw_error(ec, "read_until");
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return bytes_transferred;
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}
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template <typename SyncReadStream, typename DynamicBuffer_v1>
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std::size_t read_until(SyncReadStream& s,
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BOOST_ASIO_MOVE_ARG(DynamicBuffer_v1) buffers,
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char delim, boost::system::error_code& ec,
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typename enable_if<
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is_dynamic_buffer_v1<typename decay<DynamicBuffer_v1>::type>::value
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&& !is_dynamic_buffer_v2<typename decay<DynamicBuffer_v1>::type>::value
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>::type*)
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{
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typename decay<DynamicBuffer_v1>::type b(
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BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(buffers));
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std::size_t search_position = 0;
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for (;;)
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{
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// Determine the range of the data to be searched.
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typedef typename DynamicBuffer_v1::const_buffers_type buffers_type;
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typedef buffers_iterator<buffers_type> iterator;
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buffers_type data_buffers = b.data();
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iterator begin = iterator::begin(data_buffers);
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iterator start_pos = begin + search_position;
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iterator end = iterator::end(data_buffers);
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// Look for a match.
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iterator iter = std::find(start_pos, end, delim);
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if (iter != end)
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{
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// Found a match. We're done.
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ec = boost::system::error_code();
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return iter - begin + 1;
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}
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else
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{
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// No match. Next search can start with the new data.
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search_position = end - begin;
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}
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// Check if buffer is full.
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if (b.size() == b.max_size())
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{
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ec = error::not_found;
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return 0;
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}
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// Need more data.
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std::size_t bytes_to_read = std::min<std::size_t>(
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std::max<std::size_t>(512, b.capacity() - b.size()),
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std::min<std::size_t>(65536, b.max_size() - b.size()));
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b.commit(s.read_some(b.prepare(bytes_to_read), ec));
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if (ec)
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return 0;
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}
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}
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template <typename SyncReadStream, typename DynamicBuffer_v1>
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inline std::size_t read_until(SyncReadStream& s,
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BOOST_ASIO_MOVE_ARG(DynamicBuffer_v1) buffers,
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BOOST_ASIO_STRING_VIEW_PARAM delim,
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typename enable_if<
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is_dynamic_buffer_v1<typename decay<DynamicBuffer_v1>::type>::value
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&& !is_dynamic_buffer_v2<typename decay<DynamicBuffer_v1>::type>::value
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>::type*)
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{
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boost::system::error_code ec;
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std::size_t bytes_transferred = read_until(s,
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BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(buffers), delim, ec);
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boost::asio::detail::throw_error(ec, "read_until");
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return bytes_transferred;
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}
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template <typename SyncReadStream, typename DynamicBuffer_v1>
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std::size_t read_until(SyncReadStream& s,
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BOOST_ASIO_MOVE_ARG(DynamicBuffer_v1) buffers,
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BOOST_ASIO_STRING_VIEW_PARAM delim, boost::system::error_code& ec,
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typename enable_if<
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is_dynamic_buffer_v1<typename decay<DynamicBuffer_v1>::type>::value
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&& !is_dynamic_buffer_v2<typename decay<DynamicBuffer_v1>::type>::value
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>::type*)
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{
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typename decay<DynamicBuffer_v1>::type b(
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BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(buffers));
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std::size_t search_position = 0;
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for (;;)
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{
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// Determine the range of the data to be searched.
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typedef typename DynamicBuffer_v1::const_buffers_type buffers_type;
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typedef buffers_iterator<buffers_type> iterator;
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buffers_type data_buffers = b.data();
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iterator begin = iterator::begin(data_buffers);
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iterator start_pos = begin + search_position;
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iterator end = iterator::end(data_buffers);
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// Look for a match.
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std::pair<iterator, bool> result = detail::partial_search(
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start_pos, end, delim.begin(), delim.end());
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if (result.first != end)
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{
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if (result.second)
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{
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// Full match. We're done.
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ec = boost::system::error_code();
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return result.first - begin + delim.length();
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}
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else
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{
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// Partial match. Next search needs to start from beginning of match.
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search_position = result.first - begin;
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}
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}
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else
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{
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// No match. Next search can start with the new data.
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search_position = end - begin;
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}
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// Check if buffer is full.
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if (b.size() == b.max_size())
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{
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ec = error::not_found;
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return 0;
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}
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// Need more data.
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std::size_t bytes_to_read = std::min<std::size_t>(
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std::max<std::size_t>(512, b.capacity() - b.size()),
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std::min<std::size_t>(65536, b.max_size() - b.size()));
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b.commit(s.read_some(b.prepare(bytes_to_read), ec));
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if (ec)
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return 0;
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}
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}
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#if !defined(BOOST_ASIO_NO_EXTENSIONS)
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#if defined(BOOST_ASIO_HAS_BOOST_REGEX)
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template <typename SyncReadStream, typename DynamicBuffer_v1>
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inline std::size_t read_until(SyncReadStream& s,
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BOOST_ASIO_MOVE_ARG(DynamicBuffer_v1) buffers,
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const boost::regex& expr,
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typename enable_if<
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is_dynamic_buffer_v1<typename decay<DynamicBuffer_v1>::type>::value
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&& !is_dynamic_buffer_v2<typename decay<DynamicBuffer_v1>::type>::value
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>::type*)
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{
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boost::system::error_code ec;
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std::size_t bytes_transferred = read_until(s,
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BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(buffers), expr, ec);
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boost::asio::detail::throw_error(ec, "read_until");
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return bytes_transferred;
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}
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template <typename SyncReadStream, typename DynamicBuffer_v1>
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std::size_t read_until(SyncReadStream& s,
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BOOST_ASIO_MOVE_ARG(DynamicBuffer_v1) buffers,
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const boost::regex& expr, boost::system::error_code& ec,
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typename enable_if<
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is_dynamic_buffer_v1<typename decay<DynamicBuffer_v1>::type>::value
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&& !is_dynamic_buffer_v2<typename decay<DynamicBuffer_v1>::type>::value
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>::type*)
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{
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typename decay<DynamicBuffer_v1>::type b(
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BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(buffers));
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std::size_t search_position = 0;
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for (;;)
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{
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// Determine the range of the data to be searched.
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typedef typename DynamicBuffer_v1::const_buffers_type buffers_type;
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typedef buffers_iterator<buffers_type> iterator;
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buffers_type data_buffers = b.data();
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iterator begin = iterator::begin(data_buffers);
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iterator start_pos = begin + search_position;
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iterator end = iterator::end(data_buffers);
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// Look for a match.
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boost::match_results<iterator,
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typename std::vector<boost::sub_match<iterator> >::allocator_type>
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match_results;
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if (regex_search(start_pos, end, match_results, expr,
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boost::match_default | boost::match_partial))
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{
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if (match_results[0].matched)
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{
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// Full match. We're done.
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ec = boost::system::error_code();
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return match_results[0].second - begin;
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}
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else
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{
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// Partial match. Next search needs to start from beginning of match.
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search_position = match_results[0].first - begin;
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}
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}
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else
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{
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// No match. Next search can start with the new data.
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search_position = end - begin;
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}
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// Check if buffer is full.
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if (b.size() == b.max_size())
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{
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ec = error::not_found;
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return 0;
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}
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// Need more data.
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std::size_t bytes_to_read = std::min<std::size_t>(
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std::max<std::size_t>(512, b.capacity() - b.size()),
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std::min<std::size_t>(65536, b.max_size() - b.size()));
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b.commit(s.read_some(b.prepare(bytes_to_read), ec));
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if (ec)
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return 0;
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}
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}
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#endif // defined(BOOST_ASIO_HAS_BOOST_REGEX)
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template <typename SyncReadStream,
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typename DynamicBuffer_v1, typename MatchCondition>
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inline std::size_t read_until(SyncReadStream& s,
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BOOST_ASIO_MOVE_ARG(DynamicBuffer_v1) buffers,
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MatchCondition match_condition,
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typename enable_if<
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is_match_condition<MatchCondition>::value
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&& is_dynamic_buffer_v1<typename decay<DynamicBuffer_v1>::type>::value
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&& !is_dynamic_buffer_v2<typename decay<DynamicBuffer_v1>::type>::value
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>::type*)
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{
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boost::system::error_code ec;
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std::size_t bytes_transferred = read_until(s,
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BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(buffers),
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match_condition, ec);
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boost::asio::detail::throw_error(ec, "read_until");
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return bytes_transferred;
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}
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template <typename SyncReadStream,
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typename DynamicBuffer_v1, typename MatchCondition>
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std::size_t read_until(SyncReadStream& s,
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BOOST_ASIO_MOVE_ARG(DynamicBuffer_v1) buffers,
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MatchCondition match_condition, boost::system::error_code& ec,
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typename enable_if<
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is_match_condition<MatchCondition>::value
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&& is_dynamic_buffer_v1<typename decay<DynamicBuffer_v1>::type>::value
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&& !is_dynamic_buffer_v2<typename decay<DynamicBuffer_v1>::type>::value
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>::type*)
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{
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typename decay<DynamicBuffer_v1>::type b(
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BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(buffers));
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std::size_t search_position = 0;
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for (;;)
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{
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// Determine the range of the data to be searched.
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typedef typename DynamicBuffer_v1::const_buffers_type buffers_type;
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typedef buffers_iterator<buffers_type> iterator;
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buffers_type data_buffers = b.data();
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iterator begin = iterator::begin(data_buffers);
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iterator start_pos = begin + search_position;
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iterator end = iterator::end(data_buffers);
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// Look for a match.
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std::pair<iterator, bool> result = match_condition(start_pos, end);
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if (result.second)
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{
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// Full match. We're done.
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ec = boost::system::error_code();
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return result.first - begin;
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}
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else if (result.first != end)
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{
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// Partial match. Next search needs to start from beginning of match.
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search_position = result.first - begin;
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}
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else
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{
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// No match. Next search can start with the new data.
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search_position = end - begin;
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}
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// Check if buffer is full.
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if (b.size() == b.max_size())
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{
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ec = error::not_found;
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return 0;
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}
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// Need more data.
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std::size_t bytes_to_read = std::min<std::size_t>(
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std::max<std::size_t>(512, b.capacity() - b.size()),
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std::min<std::size_t>(65536, b.max_size() - b.size()));
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b.commit(s.read_some(b.prepare(bytes_to_read), ec));
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if (ec)
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return 0;
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}
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}
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#if !defined(BOOST_ASIO_NO_IOSTREAM)
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template <typename SyncReadStream, typename Allocator>
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inline std::size_t read_until(SyncReadStream& s,
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boost::asio::basic_streambuf<Allocator>& b, char delim)
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{
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return read_until(s, basic_streambuf_ref<Allocator>(b), delim);
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}
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template <typename SyncReadStream, typename Allocator>
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inline std::size_t read_until(SyncReadStream& s,
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boost::asio::basic_streambuf<Allocator>& b, char delim,
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boost::system::error_code& ec)
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{
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return read_until(s, basic_streambuf_ref<Allocator>(b), delim, ec);
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}
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template <typename SyncReadStream, typename Allocator>
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inline std::size_t read_until(SyncReadStream& s,
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boost::asio::basic_streambuf<Allocator>& b,
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BOOST_ASIO_STRING_VIEW_PARAM delim)
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{
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return read_until(s, basic_streambuf_ref<Allocator>(b), delim);
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}
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template <typename SyncReadStream, typename Allocator>
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inline std::size_t read_until(SyncReadStream& s,
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boost::asio::basic_streambuf<Allocator>& b,
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BOOST_ASIO_STRING_VIEW_PARAM delim, boost::system::error_code& ec)
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{
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return read_until(s, basic_streambuf_ref<Allocator>(b), delim, ec);
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}
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#if defined(BOOST_ASIO_HAS_BOOST_REGEX)
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template <typename SyncReadStream, typename Allocator>
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inline std::size_t read_until(SyncReadStream& s,
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boost::asio::basic_streambuf<Allocator>& b, const boost::regex& expr)
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{
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return read_until(s, basic_streambuf_ref<Allocator>(b), expr);
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}
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template <typename SyncReadStream, typename Allocator>
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inline std::size_t read_until(SyncReadStream& s,
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boost::asio::basic_streambuf<Allocator>& b, const boost::regex& expr,
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boost::system::error_code& ec)
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{
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return read_until(s, basic_streambuf_ref<Allocator>(b), expr, ec);
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}
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#endif // defined(BOOST_ASIO_HAS_BOOST_REGEX)
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template <typename SyncReadStream, typename Allocator, typename MatchCondition>
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inline std::size_t read_until(SyncReadStream& s,
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boost::asio::basic_streambuf<Allocator>& b, MatchCondition match_condition,
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typename enable_if<is_match_condition<MatchCondition>::value>::type*)
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{
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return read_until(s, basic_streambuf_ref<Allocator>(b), match_condition);
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}
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template <typename SyncReadStream, typename Allocator, typename MatchCondition>
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inline std::size_t read_until(SyncReadStream& s,
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boost::asio::basic_streambuf<Allocator>& b,
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MatchCondition match_condition, boost::system::error_code& ec,
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typename enable_if<is_match_condition<MatchCondition>::value>::type*)
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{
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return read_until(s, basic_streambuf_ref<Allocator>(b), match_condition, ec);
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}
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#endif // !defined(BOOST_ASIO_NO_IOSTREAM)
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#endif // !defined(BOOST_ASIO_NO_EXTENSIONS)
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#endif // !defined(BOOST_ASIO_NO_DYNAMIC_BUFFER_V1)
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template <typename SyncReadStream, typename DynamicBuffer_v2>
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inline std::size_t read_until(SyncReadStream& s,
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DynamicBuffer_v2 buffers, char delim,
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typename enable_if<
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is_dynamic_buffer_v2<DynamicBuffer_v2>::value
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>::type*)
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{
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boost::system::error_code ec;
|
|
std::size_t bytes_transferred = read_until(s,
|
|
BOOST_ASIO_MOVE_CAST(DynamicBuffer_v2)(buffers), delim, ec);
|
|
boost::asio::detail::throw_error(ec, "read_until");
|
|
return bytes_transferred;
|
|
}
|
|
|
|
template <typename SyncReadStream, typename DynamicBuffer_v2>
|
|
std::size_t read_until(SyncReadStream& s, DynamicBuffer_v2 buffers,
|
|
char delim, boost::system::error_code& ec,
|
|
typename enable_if<
|
|
is_dynamic_buffer_v2<DynamicBuffer_v2>::value
|
|
>::type*)
|
|
{
|
|
DynamicBuffer_v2& b = buffers;
|
|
|
|
std::size_t search_position = 0;
|
|
for (;;)
|
|
{
|
|
// Determine the range of the data to be searched.
|
|
typedef typename DynamicBuffer_v2::const_buffers_type buffers_type;
|
|
typedef buffers_iterator<buffers_type> iterator;
|
|
buffers_type data_buffers =
|
|
const_cast<const DynamicBuffer_v2&>(b).data(0, b.size());
|
|
iterator begin = iterator::begin(data_buffers);
|
|
iterator start_pos = begin + search_position;
|
|
iterator end = iterator::end(data_buffers);
|
|
|
|
// Look for a match.
|
|
iterator iter = std::find(start_pos, 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 = std::min<std::size_t>(
|
|
std::max<std::size_t>(512, b.capacity() - b.size()),
|
|
std::min<std::size_t>(65536, b.max_size() - b.size()));
|
|
std::size_t pos = b.size();
|
|
b.grow(bytes_to_read);
|
|
std::size_t bytes_transferred = s.read_some(b.data(pos, bytes_to_read), ec);
|
|
b.shrink(bytes_to_read - bytes_transferred);
|
|
if (ec)
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
template <typename SyncReadStream, typename DynamicBuffer_v2>
|
|
inline std::size_t read_until(SyncReadStream& s,
|
|
DynamicBuffer_v2 buffers, BOOST_ASIO_STRING_VIEW_PARAM delim,
|
|
typename enable_if<
|
|
is_dynamic_buffer_v2<DynamicBuffer_v2>::value
|
|
>::type*)
|
|
{
|
|
boost::system::error_code ec;
|
|
std::size_t bytes_transferred = read_until(s,
|
|
BOOST_ASIO_MOVE_CAST(DynamicBuffer_v2)(buffers), delim, ec);
|
|
boost::asio::detail::throw_error(ec, "read_until");
|
|
return bytes_transferred;
|
|
}
|
|
|
|
template <typename SyncReadStream, typename DynamicBuffer_v2>
|
|
std::size_t read_until(SyncReadStream& s, DynamicBuffer_v2 buffers,
|
|
BOOST_ASIO_STRING_VIEW_PARAM delim, boost::system::error_code& ec,
|
|
typename enable_if<
|
|
is_dynamic_buffer_v2<DynamicBuffer_v2>::value
|
|
>::type*)
|
|
{
|
|
DynamicBuffer_v2& b = buffers;
|
|
|
|
std::size_t search_position = 0;
|
|
for (;;)
|
|
{
|
|
// Determine the range of the data to be searched.
|
|
typedef typename DynamicBuffer_v2::const_buffers_type buffers_type;
|
|
typedef buffers_iterator<buffers_type> iterator;
|
|
buffers_type data_buffers =
|
|
const_cast<const DynamicBuffer_v2&>(b).data(0, b.size());
|
|
iterator begin = iterator::begin(data_buffers);
|
|
iterator start_pos = begin + search_position;
|
|
iterator end = iterator::end(data_buffers);
|
|
|
|
// Look for a match.
|
|
std::pair<iterator, bool> result = detail::partial_search(
|
|
start_pos, 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 = std::min<std::size_t>(
|
|
std::max<std::size_t>(512, b.capacity() - b.size()),
|
|
std::min<std::size_t>(65536, b.max_size() - b.size()));
|
|
std::size_t pos = b.size();
|
|
b.grow(bytes_to_read);
|
|
std::size_t bytes_transferred = s.read_some(b.data(pos, bytes_to_read), ec);
|
|
b.shrink(bytes_to_read - bytes_transferred);
|
|
if (ec)
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
#if !defined(BOOST_ASIO_NO_EXTENSIONS)
|
|
#if defined(BOOST_ASIO_HAS_BOOST_REGEX)
|
|
|
|
template <typename SyncReadStream, typename DynamicBuffer_v2>
|
|
inline std::size_t read_until(SyncReadStream& s,
|
|
DynamicBuffer_v2 buffers, const boost::regex& expr,
|
|
typename enable_if<
|
|
is_dynamic_buffer_v2<DynamicBuffer_v2>::value
|
|
>::type*)
|
|
{
|
|
boost::system::error_code ec;
|
|
std::size_t bytes_transferred = read_until(s,
|
|
BOOST_ASIO_MOVE_CAST(DynamicBuffer_v2)(buffers), expr, ec);
|
|
boost::asio::detail::throw_error(ec, "read_until");
|
|
return bytes_transferred;
|
|
}
|
|
|
|
template <typename SyncReadStream, typename DynamicBuffer_v2>
|
|
std::size_t read_until(SyncReadStream& s, DynamicBuffer_v2 buffers,
|
|
const boost::regex& expr, boost::system::error_code& ec,
|
|
typename enable_if<
|
|
is_dynamic_buffer_v2<DynamicBuffer_v2>::value
|
|
>::type*)
|
|
{
|
|
DynamicBuffer_v2& b = buffers;
|
|
|
|
std::size_t search_position = 0;
|
|
for (;;)
|
|
{
|
|
// Determine the range of the data to be searched.
|
|
typedef typename DynamicBuffer_v2::const_buffers_type buffers_type;
|
|
typedef buffers_iterator<buffers_type> iterator;
|
|
buffers_type data_buffers =
|
|
const_cast<const DynamicBuffer_v2&>(b).data(0, b.size());
|
|
iterator begin = iterator::begin(data_buffers);
|
|
iterator start_pos = begin + search_position;
|
|
iterator end = iterator::end(data_buffers);
|
|
|
|
// Look for a match.
|
|
boost::match_results<iterator,
|
|
typename std::vector<boost::sub_match<iterator> >::allocator_type>
|
|
match_results;
|
|
if (regex_search(start_pos, 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 = std::min<std::size_t>(
|
|
std::max<std::size_t>(512, b.capacity() - b.size()),
|
|
std::min<std::size_t>(65536, b.max_size() - b.size()));
|
|
std::size_t pos = b.size();
|
|
b.grow(bytes_to_read);
|
|
std::size_t bytes_transferred = s.read_some(b.data(pos, bytes_to_read), ec);
|
|
b.shrink(bytes_to_read - bytes_transferred);
|
|
if (ec)
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
#endif // defined(BOOST_ASIO_HAS_BOOST_REGEX)
|
|
|
|
template <typename SyncReadStream,
|
|
typename DynamicBuffer_v2, typename MatchCondition>
|
|
inline std::size_t read_until(SyncReadStream& s,
|
|
DynamicBuffer_v2 buffers, MatchCondition match_condition,
|
|
typename enable_if<
|
|
is_match_condition<MatchCondition>::value
|
|
&& is_dynamic_buffer_v2<DynamicBuffer_v2>::value
|
|
>::type*)
|
|
{
|
|
boost::system::error_code ec;
|
|
std::size_t bytes_transferred = read_until(s,
|
|
BOOST_ASIO_MOVE_CAST(DynamicBuffer_v2)(buffers),
|
|
match_condition, ec);
|
|
boost::asio::detail::throw_error(ec, "read_until");
|
|
return bytes_transferred;
|
|
}
|
|
|
|
template <typename SyncReadStream,
|
|
typename DynamicBuffer_v2, typename MatchCondition>
|
|
std::size_t read_until(SyncReadStream& s, DynamicBuffer_v2 buffers,
|
|
MatchCondition match_condition, boost::system::error_code& ec,
|
|
typename enable_if<
|
|
is_match_condition<MatchCondition>::value
|
|
&& is_dynamic_buffer_v2<DynamicBuffer_v2>::value
|
|
>::type*)
|
|
{
|
|
DynamicBuffer_v2& b = buffers;
|
|
|
|
std::size_t search_position = 0;
|
|
for (;;)
|
|
{
|
|
// Determine the range of the data to be searched.
|
|
typedef typename DynamicBuffer_v2::const_buffers_type buffers_type;
|
|
typedef buffers_iterator<buffers_type> iterator;
|
|
buffers_type data_buffers =
|
|
const_cast<const DynamicBuffer_v2&>(b).data(0, b.size());
|
|
iterator begin = iterator::begin(data_buffers);
|
|
iterator start_pos = begin + search_position;
|
|
iterator end = iterator::end(data_buffers);
|
|
|
|
// Look for a match.
|
|
std::pair<iterator, bool> result = match_condition(start_pos, 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 = std::min<std::size_t>(
|
|
std::max<std::size_t>(512, b.capacity() - b.size()),
|
|
std::min<std::size_t>(65536, b.max_size() - b.size()));
|
|
std::size_t pos = b.size();
|
|
b.grow(bytes_to_read);
|
|
std::size_t bytes_transferred = s.read_some(b.data(pos, bytes_to_read), ec);
|
|
b.shrink(bytes_to_read - bytes_transferred);
|
|
if (ec)
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
#endif // !defined(BOOST_ASIO_NO_EXTENSIONS)
|
|
|
|
#if !defined(BOOST_ASIO_NO_DYNAMIC_BUFFER_V1)
|
|
|
|
namespace detail
|
|
{
|
|
template <typename AsyncReadStream,
|
|
typename DynamicBuffer_v1, typename ReadHandler>
|
|
class read_until_delim_op_v1
|
|
{
|
|
public:
|
|
template <typename BufferSequence>
|
|
read_until_delim_op_v1(AsyncReadStream& stream,
|
|
BOOST_ASIO_MOVE_ARG(BufferSequence) buffers,
|
|
char delim, ReadHandler& handler)
|
|
: stream_(stream),
|
|
buffers_(BOOST_ASIO_MOVE_CAST(BufferSequence)(buffers)),
|
|
delim_(delim),
|
|
start_(0),
|
|
search_position_(0),
|
|
handler_(BOOST_ASIO_MOVE_CAST(ReadHandler)(handler))
|
|
{
|
|
}
|
|
|
|
#if defined(BOOST_ASIO_HAS_MOVE)
|
|
read_until_delim_op_v1(const read_until_delim_op_v1& other)
|
|
: stream_(other.stream_),
|
|
buffers_(other.buffers_),
|
|
delim_(other.delim_),
|
|
start_(other.start_),
|
|
search_position_(other.search_position_),
|
|
handler_(other.handler_)
|
|
{
|
|
}
|
|
|
|
read_until_delim_op_v1(read_until_delim_op_v1&& other)
|
|
: stream_(other.stream_),
|
|
buffers_(BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(other.buffers_)),
|
|
delim_(other.delim_),
|
|
start_(other.start_),
|
|
search_position_(other.search_position_),
|
|
handler_(BOOST_ASIO_MOVE_CAST(ReadHandler)(other.handler_))
|
|
{
|
|
}
|
|
#endif // defined(BOOST_ASIO_HAS_MOVE)
|
|
|
|
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_ = start)
|
|
{
|
|
case 1:
|
|
for (;;)
|
|
{
|
|
{
|
|
// Determine the range of the data to be searched.
|
|
typedef typename DynamicBuffer_v1::const_buffers_type
|
|
buffers_type;
|
|
typedef buffers_iterator<buffers_type> iterator;
|
|
buffers_type data_buffers = buffers_.data();
|
|
iterator begin = iterator::begin(data_buffers);
|
|
iterator start_pos = begin + search_position_;
|
|
iterator end = iterator::end(data_buffers);
|
|
|
|
// Look for a match.
|
|
iterator iter = std::find(start_pos, 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 (buffers_.size() == buffers_.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 = std::min<std::size_t>(
|
|
std::max<std::size_t>(512,
|
|
buffers_.capacity() - buffers_.size()),
|
|
std::min<std::size_t>(65536,
|
|
buffers_.max_size() - buffers_.size()));
|
|
}
|
|
}
|
|
|
|
// Check if we're done.
|
|
if (!start && bytes_to_read == 0)
|
|
break;
|
|
|
|
// Start a new asynchronous read op_v1eration to obtain more data.
|
|
stream_.async_read_some(buffers_.prepare(bytes_to_read),
|
|
BOOST_ASIO_MOVE_CAST(read_until_delim_op_v1)(*this));
|
|
return; default:
|
|
buffers_.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_;
|
|
DynamicBuffer_v1 buffers_;
|
|
char delim_;
|
|
int start_;
|
|
std::size_t search_position_;
|
|
ReadHandler handler_;
|
|
};
|
|
|
|
template <typename AsyncReadStream,
|
|
typename DynamicBuffer_v1, typename ReadHandler>
|
|
inline void* asio_handler_allocate(std::size_t size,
|
|
read_until_delim_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, ReadHandler>* this_handler)
|
|
{
|
|
return boost_asio_handler_alloc_helpers::allocate(
|
|
size, this_handler->handler_);
|
|
}
|
|
|
|
template <typename AsyncReadStream,
|
|
typename DynamicBuffer_v1, typename ReadHandler>
|
|
inline void asio_handler_deallocate(void* pointer, std::size_t size,
|
|
read_until_delim_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_alloc_helpers::deallocate(
|
|
pointer, size, this_handler->handler_);
|
|
}
|
|
|
|
template <typename AsyncReadStream,
|
|
typename DynamicBuffer_v1, typename ReadHandler>
|
|
inline bool asio_handler_is_continuation(
|
|
read_until_delim_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, ReadHandler>* this_handler)
|
|
{
|
|
return this_handler->start_ == 0 ? true
|
|
: boost_asio_handler_cont_helpers::is_continuation(
|
|
this_handler->handler_);
|
|
}
|
|
|
|
template <typename Function, typename AsyncReadStream,
|
|
typename DynamicBuffer_v1, typename ReadHandler>
|
|
inline void asio_handler_invoke(Function& function,
|
|
read_until_delim_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_invoke_helpers::invoke(
|
|
function, this_handler->handler_);
|
|
}
|
|
|
|
template <typename Function, typename AsyncReadStream,
|
|
typename DynamicBuffer_v1, typename ReadHandler>
|
|
inline void asio_handler_invoke(const Function& function,
|
|
read_until_delim_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_invoke_helpers::invoke(
|
|
function, this_handler->handler_);
|
|
}
|
|
|
|
struct initiate_async_read_until_delim_v1
|
|
{
|
|
template <typename ReadHandler, typename AsyncReadStream,
|
|
typename DynamicBuffer_v1>
|
|
void operator()(BOOST_ASIO_MOVE_ARG(ReadHandler) handler,
|
|
AsyncReadStream* s, BOOST_ASIO_MOVE_ARG(DynamicBuffer_v1) buffers,
|
|
char delim) const
|
|
{
|
|
// If you get an error on the following line it means that your handler
|
|
// does not meet the documented type requirements for a ReadHandler.
|
|
BOOST_ASIO_READ_HANDLER_CHECK(ReadHandler, handler) type_check;
|
|
|
|
non_const_lvalue<ReadHandler> handler2(handler);
|
|
read_until_delim_op_v1<AsyncReadStream,
|
|
typename decay<DynamicBuffer_v1>::type,
|
|
typename decay<ReadHandler>::type>(
|
|
*s, BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(buffers),
|
|
delim, handler2.value)(boost::system::error_code(), 0, 1);
|
|
}
|
|
};
|
|
} // namespace detail
|
|
|
|
#if !defined(GENERATING_DOCUMENTATION)
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v1,
|
|
typename ReadHandler, typename Allocator>
|
|
struct associated_allocator<
|
|
detail::read_until_delim_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, ReadHandler>,
|
|
Allocator>
|
|
{
|
|
typedef typename associated_allocator<ReadHandler, Allocator>::type type;
|
|
|
|
static type get(
|
|
const detail::read_until_delim_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, ReadHandler>& h,
|
|
const Allocator& a = Allocator()) BOOST_ASIO_NOEXCEPT
|
|
{
|
|
return associated_allocator<ReadHandler, Allocator>::get(h.handler_, a);
|
|
}
|
|
};
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v1,
|
|
typename ReadHandler, typename Executor>
|
|
struct associated_executor<
|
|
detail::read_until_delim_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, ReadHandler>,
|
|
Executor>
|
|
{
|
|
typedef typename associated_executor<ReadHandler, Executor>::type type;
|
|
|
|
static type get(
|
|
const detail::read_until_delim_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, ReadHandler>& h,
|
|
const Executor& ex = Executor()) BOOST_ASIO_NOEXCEPT
|
|
{
|
|
return associated_executor<ReadHandler, Executor>::get(h.handler_, ex);
|
|
}
|
|
};
|
|
|
|
#endif // !defined(GENERATING_DOCUMENTATION)
|
|
|
|
template <typename AsyncReadStream,
|
|
typename DynamicBuffer_v1, typename ReadHandler>
|
|
BOOST_ASIO_INITFN_RESULT_TYPE(ReadHandler,
|
|
void (boost::system::error_code, std::size_t))
|
|
async_read_until(AsyncReadStream& s,
|
|
BOOST_ASIO_MOVE_ARG(DynamicBuffer_v1) buffers,
|
|
char delim, BOOST_ASIO_MOVE_ARG(ReadHandler) handler,
|
|
typename enable_if<
|
|
is_dynamic_buffer_v1<typename decay<DynamicBuffer_v1>::type>::value
|
|
&& !is_dynamic_buffer_v2<typename decay<DynamicBuffer_v1>::type>::value
|
|
>::type*)
|
|
{
|
|
return async_initiate<ReadHandler,
|
|
void (boost::system::error_code, std::size_t)>(
|
|
detail::initiate_async_read_until_delim_v1(), handler,
|
|
&s, BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(buffers), delim);
|
|
}
|
|
|
|
namespace detail
|
|
{
|
|
template <typename AsyncReadStream,
|
|
typename DynamicBuffer_v1, typename ReadHandler>
|
|
class read_until_delim_string_op_v1
|
|
{
|
|
public:
|
|
template <typename BufferSequence>
|
|
read_until_delim_string_op_v1(AsyncReadStream& stream,
|
|
BOOST_ASIO_MOVE_ARG(BufferSequence) buffers,
|
|
const std::string& delim, ReadHandler& handler)
|
|
: stream_(stream),
|
|
buffers_(BOOST_ASIO_MOVE_CAST(BufferSequence)(buffers)),
|
|
delim_(delim),
|
|
start_(0),
|
|
search_position_(0),
|
|
handler_(BOOST_ASIO_MOVE_CAST(ReadHandler)(handler))
|
|
{
|
|
}
|
|
|
|
#if defined(BOOST_ASIO_HAS_MOVE)
|
|
read_until_delim_string_op_v1(const read_until_delim_string_op_v1& other)
|
|
: stream_(other.stream_),
|
|
buffers_(other.buffers_),
|
|
delim_(other.delim_),
|
|
start_(other.start_),
|
|
search_position_(other.search_position_),
|
|
handler_(other.handler_)
|
|
{
|
|
}
|
|
|
|
read_until_delim_string_op_v1(read_until_delim_string_op_v1&& other)
|
|
: stream_(other.stream_),
|
|
buffers_(BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(other.buffers_)),
|
|
delim_(BOOST_ASIO_MOVE_CAST(std::string)(other.delim_)),
|
|
start_(other.start_),
|
|
search_position_(other.search_position_),
|
|
handler_(BOOST_ASIO_MOVE_CAST(ReadHandler)(other.handler_))
|
|
{
|
|
}
|
|
#endif // defined(BOOST_ASIO_HAS_MOVE)
|
|
|
|
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_ = start)
|
|
{
|
|
case 1:
|
|
for (;;)
|
|
{
|
|
{
|
|
// Determine the range of the data to be searched.
|
|
typedef typename DynamicBuffer_v1::const_buffers_type
|
|
buffers_type;
|
|
typedef buffers_iterator<buffers_type> iterator;
|
|
buffers_type data_buffers = buffers_.data();
|
|
iterator begin = iterator::begin(data_buffers);
|
|
iterator start_pos = begin + search_position_;
|
|
iterator end = iterator::end(data_buffers);
|
|
|
|
// Look for a match.
|
|
std::pair<iterator, bool> result = detail::partial_search(
|
|
start_pos, 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 (buffers_.size() == buffers_.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 = std::min<std::size_t>(
|
|
std::max<std::size_t>(512,
|
|
buffers_.capacity() - buffers_.size()),
|
|
std::min<std::size_t>(65536,
|
|
buffers_.max_size() - buffers_.size()));
|
|
}
|
|
}
|
|
|
|
// Check if we're done.
|
|
if (!start && bytes_to_read == 0)
|
|
break;
|
|
|
|
// Start a new asynchronous read op_v1eration to obtain more data.
|
|
stream_.async_read_some(buffers_.prepare(bytes_to_read),
|
|
BOOST_ASIO_MOVE_CAST(read_until_delim_string_op_v1)(*this));
|
|
return; default:
|
|
buffers_.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_;
|
|
DynamicBuffer_v1 buffers_;
|
|
std::string delim_;
|
|
int start_;
|
|
std::size_t search_position_;
|
|
ReadHandler handler_;
|
|
};
|
|
|
|
template <typename AsyncReadStream,
|
|
typename DynamicBuffer_v1, typename ReadHandler>
|
|
inline void* asio_handler_allocate(std::size_t size,
|
|
read_until_delim_string_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, ReadHandler>* this_handler)
|
|
{
|
|
return boost_asio_handler_alloc_helpers::allocate(
|
|
size, this_handler->handler_);
|
|
}
|
|
|
|
template <typename AsyncReadStream,
|
|
typename DynamicBuffer_v1, typename ReadHandler>
|
|
inline void asio_handler_deallocate(void* pointer, std::size_t size,
|
|
read_until_delim_string_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_alloc_helpers::deallocate(
|
|
pointer, size, this_handler->handler_);
|
|
}
|
|
|
|
template <typename AsyncReadStream,
|
|
typename DynamicBuffer_v1, typename ReadHandler>
|
|
inline bool asio_handler_is_continuation(
|
|
read_until_delim_string_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, ReadHandler>* this_handler)
|
|
{
|
|
return this_handler->start_ == 0 ? true
|
|
: boost_asio_handler_cont_helpers::is_continuation(
|
|
this_handler->handler_);
|
|
}
|
|
|
|
template <typename Function, typename AsyncReadStream,
|
|
typename DynamicBuffer_v1, typename ReadHandler>
|
|
inline void asio_handler_invoke(Function& function,
|
|
read_until_delim_string_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_invoke_helpers::invoke(
|
|
function, this_handler->handler_);
|
|
}
|
|
|
|
template <typename Function, typename AsyncReadStream,
|
|
typename DynamicBuffer_v1, typename ReadHandler>
|
|
inline void asio_handler_invoke(const Function& function,
|
|
read_until_delim_string_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_invoke_helpers::invoke(
|
|
function, this_handler->handler_);
|
|
}
|
|
|
|
struct initiate_async_read_until_delim_string_v1
|
|
{
|
|
template <typename ReadHandler, typename AsyncReadStream,
|
|
typename DynamicBuffer_v1>
|
|
void operator()(BOOST_ASIO_MOVE_ARG(ReadHandler) handler,
|
|
AsyncReadStream* s, BOOST_ASIO_MOVE_ARG(DynamicBuffer_v1) buffers,
|
|
const std::string& delim) const
|
|
{
|
|
// If you get an error on the following line it means that your handler
|
|
// does not meet the documented type requirements for a ReadHandler.
|
|
BOOST_ASIO_READ_HANDLER_CHECK(ReadHandler, handler) type_check;
|
|
|
|
non_const_lvalue<ReadHandler> handler2(handler);
|
|
read_until_delim_string_op_v1<AsyncReadStream,
|
|
typename decay<DynamicBuffer_v1>::type,
|
|
typename decay<ReadHandler>::type>(
|
|
*s, BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(buffers),
|
|
delim, handler2.value)(boost::system::error_code(), 0, 1);
|
|
}
|
|
};
|
|
} // namespace detail
|
|
|
|
#if !defined(GENERATING_DOCUMENTATION)
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v1,
|
|
typename ReadHandler, typename Allocator>
|
|
struct associated_allocator<
|
|
detail::read_until_delim_string_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, ReadHandler>,
|
|
Allocator>
|
|
{
|
|
typedef typename associated_allocator<ReadHandler, Allocator>::type type;
|
|
|
|
static type get(
|
|
const detail::read_until_delim_string_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, ReadHandler>& h,
|
|
const Allocator& a = Allocator()) BOOST_ASIO_NOEXCEPT
|
|
{
|
|
return associated_allocator<ReadHandler, Allocator>::get(h.handler_, a);
|
|
}
|
|
};
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v1,
|
|
typename ReadHandler, typename Executor>
|
|
struct associated_executor<
|
|
detail::read_until_delim_string_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, ReadHandler>,
|
|
Executor>
|
|
{
|
|
typedef typename associated_executor<ReadHandler, Executor>::type type;
|
|
|
|
static type get(
|
|
const detail::read_until_delim_string_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, ReadHandler>& h,
|
|
const Executor& ex = Executor()) BOOST_ASIO_NOEXCEPT
|
|
{
|
|
return associated_executor<ReadHandler, Executor>::get(h.handler_, ex);
|
|
}
|
|
};
|
|
|
|
#endif // !defined(GENERATING_DOCUMENTATION)
|
|
|
|
template <typename AsyncReadStream,
|
|
typename DynamicBuffer_v1, typename ReadHandler>
|
|
BOOST_ASIO_INITFN_RESULT_TYPE(ReadHandler,
|
|
void (boost::system::error_code, std::size_t))
|
|
async_read_until(AsyncReadStream& s,
|
|
BOOST_ASIO_MOVE_ARG(DynamicBuffer_v1) buffers,
|
|
BOOST_ASIO_STRING_VIEW_PARAM delim,
|
|
BOOST_ASIO_MOVE_ARG(ReadHandler) handler,
|
|
typename enable_if<
|
|
is_dynamic_buffer_v1<typename decay<DynamicBuffer_v1>::type>::value
|
|
&& !is_dynamic_buffer_v2<typename decay<DynamicBuffer_v1>::type>::value
|
|
>::type*)
|
|
{
|
|
return async_initiate<ReadHandler,
|
|
void (boost::system::error_code, std::size_t)>(
|
|
detail::initiate_async_read_until_delim_string_v1(),
|
|
handler, &s, BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(buffers),
|
|
static_cast<std::string>(delim));
|
|
}
|
|
|
|
#if !defined(BOOST_ASIO_NO_EXTENSIONS)
|
|
#if defined(BOOST_ASIO_HAS_BOOST_REGEX)
|
|
|
|
namespace detail
|
|
{
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v1,
|
|
typename RegEx, typename ReadHandler>
|
|
class read_until_expr_op_v1
|
|
{
|
|
public:
|
|
template <typename BufferSequence>
|
|
read_until_expr_op_v1(AsyncReadStream& stream,
|
|
BOOST_ASIO_MOVE_ARG(BufferSequence) buffers,
|
|
const boost::regex& expr, ReadHandler& handler)
|
|
: stream_(stream),
|
|
buffers_(BOOST_ASIO_MOVE_CAST(BufferSequence)(buffers)),
|
|
expr_(expr),
|
|
start_(0),
|
|
search_position_(0),
|
|
handler_(BOOST_ASIO_MOVE_CAST(ReadHandler)(handler))
|
|
{
|
|
}
|
|
|
|
#if defined(BOOST_ASIO_HAS_MOVE)
|
|
read_until_expr_op_v1(const read_until_expr_op_v1& other)
|
|
: stream_(other.stream_),
|
|
buffers_(other.buffers_),
|
|
expr_(other.expr_),
|
|
start_(other.start_),
|
|
search_position_(other.search_position_),
|
|
handler_(other.handler_)
|
|
{
|
|
}
|
|
|
|
read_until_expr_op_v1(read_until_expr_op_v1&& other)
|
|
: stream_(other.stream_),
|
|
buffers_(BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(other.buffers_)),
|
|
expr_(other.expr_),
|
|
start_(other.start_),
|
|
search_position_(other.search_position_),
|
|
handler_(BOOST_ASIO_MOVE_CAST(ReadHandler)(other.handler_))
|
|
{
|
|
}
|
|
#endif // defined(BOOST_ASIO_HAS_MOVE)
|
|
|
|
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_ = start)
|
|
{
|
|
case 1:
|
|
for (;;)
|
|
{
|
|
{
|
|
// Determine the range of the data to be searched.
|
|
typedef typename DynamicBuffer_v1::const_buffers_type
|
|
buffers_type;
|
|
typedef buffers_iterator<buffers_type> iterator;
|
|
buffers_type data_buffers = buffers_.data();
|
|
iterator begin = iterator::begin(data_buffers);
|
|
iterator start_pos = begin + search_position_;
|
|
iterator end = iterator::end(data_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_pos, 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 (buffers_.size() == buffers_.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 = std::min<std::size_t>(
|
|
std::max<std::size_t>(512,
|
|
buffers_.capacity() - buffers_.size()),
|
|
std::min<std::size_t>(65536,
|
|
buffers_.max_size() - buffers_.size()));
|
|
}
|
|
}
|
|
|
|
// Check if we're done.
|
|
if (!start && bytes_to_read == 0)
|
|
break;
|
|
|
|
// Start a new asynchronous read op_v1eration to obtain more data.
|
|
stream_.async_read_some(buffers_.prepare(bytes_to_read),
|
|
BOOST_ASIO_MOVE_CAST(read_until_expr_op_v1)(*this));
|
|
return; default:
|
|
buffers_.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_;
|
|
DynamicBuffer_v1 buffers_;
|
|
RegEx expr_;
|
|
int start_;
|
|
std::size_t search_position_;
|
|
ReadHandler handler_;
|
|
};
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v1,
|
|
typename RegEx, typename ReadHandler>
|
|
inline void* asio_handler_allocate(std::size_t size,
|
|
read_until_expr_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, RegEx, ReadHandler>* this_handler)
|
|
{
|
|
return boost_asio_handler_alloc_helpers::allocate(
|
|
size, this_handler->handler_);
|
|
}
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v1,
|
|
typename RegEx, typename ReadHandler>
|
|
inline void asio_handler_deallocate(void* pointer, std::size_t size,
|
|
read_until_expr_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, RegEx, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_alloc_helpers::deallocate(
|
|
pointer, size, this_handler->handler_);
|
|
}
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v1,
|
|
typename RegEx, typename ReadHandler>
|
|
inline bool asio_handler_is_continuation(
|
|
read_until_expr_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, RegEx, ReadHandler>* this_handler)
|
|
{
|
|
return this_handler->start_ == 0 ? true
|
|
: boost_asio_handler_cont_helpers::is_continuation(
|
|
this_handler->handler_);
|
|
}
|
|
|
|
template <typename Function, typename AsyncReadStream,
|
|
typename DynamicBuffer_v1, typename RegEx, typename ReadHandler>
|
|
inline void asio_handler_invoke(Function& function,
|
|
read_until_expr_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, RegEx, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_invoke_helpers::invoke(
|
|
function, this_handler->handler_);
|
|
}
|
|
|
|
template <typename Function, typename AsyncReadStream,
|
|
typename DynamicBuffer_v1, typename RegEx, typename ReadHandler>
|
|
inline void asio_handler_invoke(const Function& function,
|
|
read_until_expr_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, RegEx, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_invoke_helpers::invoke(
|
|
function, this_handler->handler_);
|
|
}
|
|
|
|
struct initiate_async_read_until_expr_v1
|
|
{
|
|
template <typename ReadHandler, typename AsyncReadStream,
|
|
typename DynamicBuffer_v1, typename RegEx>
|
|
void operator()(BOOST_ASIO_MOVE_ARG(ReadHandler) handler,
|
|
AsyncReadStream* s, BOOST_ASIO_MOVE_ARG(DynamicBuffer_v1) buffers,
|
|
const RegEx& expr) const
|
|
{
|
|
// If you get an error on the following line it means that your handler
|
|
// does not meet the documented type requirements for a ReadHandler.
|
|
BOOST_ASIO_READ_HANDLER_CHECK(ReadHandler, handler) type_check;
|
|
|
|
non_const_lvalue<ReadHandler> handler2(handler);
|
|
read_until_expr_op_v1<AsyncReadStream,
|
|
typename decay<DynamicBuffer_v1>::type,
|
|
RegEx, typename decay<ReadHandler>::type>(
|
|
*s, BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(buffers),
|
|
expr, handler2.value)(boost::system::error_code(), 0, 1);
|
|
}
|
|
};
|
|
} // namespace detail
|
|
|
|
#if !defined(GENERATING_DOCUMENTATION)
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v1,
|
|
typename RegEx, typename ReadHandler, typename Allocator>
|
|
struct associated_allocator<
|
|
detail::read_until_expr_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, RegEx, ReadHandler>,
|
|
Allocator>
|
|
{
|
|
typedef typename associated_allocator<ReadHandler, Allocator>::type type;
|
|
|
|
static type get(
|
|
const detail::read_until_expr_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, RegEx, ReadHandler>& h,
|
|
const Allocator& a = Allocator()) BOOST_ASIO_NOEXCEPT
|
|
{
|
|
return associated_allocator<ReadHandler, Allocator>::get(h.handler_, a);
|
|
}
|
|
};
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v1,
|
|
typename RegEx, typename ReadHandler, typename Executor>
|
|
struct associated_executor<
|
|
detail::read_until_expr_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, RegEx, ReadHandler>,
|
|
Executor>
|
|
{
|
|
typedef typename associated_executor<ReadHandler, Executor>::type type;
|
|
|
|
static type get(
|
|
const detail::read_until_expr_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, RegEx, ReadHandler>& h,
|
|
const Executor& ex = Executor()) BOOST_ASIO_NOEXCEPT
|
|
{
|
|
return associated_executor<ReadHandler, Executor>::get(h.handler_, ex);
|
|
}
|
|
};
|
|
|
|
#endif // !defined(GENERATING_DOCUMENTATION)
|
|
|
|
template <typename AsyncReadStream,
|
|
typename DynamicBuffer_v1, typename ReadHandler>
|
|
BOOST_ASIO_INITFN_RESULT_TYPE(ReadHandler,
|
|
void (boost::system::error_code, std::size_t))
|
|
async_read_until(AsyncReadStream& s,
|
|
BOOST_ASIO_MOVE_ARG(DynamicBuffer_v1) buffers,
|
|
const boost::regex& expr,
|
|
BOOST_ASIO_MOVE_ARG(ReadHandler) handler,
|
|
typename enable_if<
|
|
is_dynamic_buffer_v1<typename decay<DynamicBuffer_v1>::type>::value
|
|
&& !is_dynamic_buffer_v2<typename decay<DynamicBuffer_v1>::type>::value
|
|
>::type*)
|
|
{
|
|
return async_initiate<ReadHandler,
|
|
void (boost::system::error_code, std::size_t)>(
|
|
detail::initiate_async_read_until_expr_v1(), handler,
|
|
&s, BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(buffers), expr);
|
|
}
|
|
|
|
#endif // defined(BOOST_ASIO_HAS_BOOST_REGEX)
|
|
|
|
namespace detail
|
|
{
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v1,
|
|
typename MatchCondition, typename ReadHandler>
|
|
class read_until_match_op_v1
|
|
{
|
|
public:
|
|
template <typename BufferSequence>
|
|
read_until_match_op_v1(AsyncReadStream& stream,
|
|
BOOST_ASIO_MOVE_ARG(BufferSequence) buffers,
|
|
MatchCondition match_condition, ReadHandler& handler)
|
|
: stream_(stream),
|
|
buffers_(BOOST_ASIO_MOVE_CAST(BufferSequence)(buffers)),
|
|
match_condition_(match_condition),
|
|
start_(0),
|
|
search_position_(0),
|
|
handler_(BOOST_ASIO_MOVE_CAST(ReadHandler)(handler))
|
|
{
|
|
}
|
|
|
|
#if defined(BOOST_ASIO_HAS_MOVE)
|
|
read_until_match_op_v1(const read_until_match_op_v1& other)
|
|
: stream_(other.stream_),
|
|
buffers_(other.buffers_),
|
|
match_condition_(other.match_condition_),
|
|
start_(other.start_),
|
|
search_position_(other.search_position_),
|
|
handler_(other.handler_)
|
|
{
|
|
}
|
|
|
|
read_until_match_op_v1(read_until_match_op_v1&& other)
|
|
: stream_(other.stream_),
|
|
buffers_(BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(other.buffers_)),
|
|
match_condition_(other.match_condition_),
|
|
start_(other.start_),
|
|
search_position_(other.search_position_),
|
|
handler_(BOOST_ASIO_MOVE_CAST(ReadHandler)(other.handler_))
|
|
{
|
|
}
|
|
#endif // defined(BOOST_ASIO_HAS_MOVE)
|
|
|
|
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_ = start)
|
|
{
|
|
case 1:
|
|
for (;;)
|
|
{
|
|
{
|
|
// Determine the range of the data to be searched.
|
|
typedef typename DynamicBuffer_v1::const_buffers_type
|
|
buffers_type;
|
|
typedef buffers_iterator<buffers_type> iterator;
|
|
buffers_type data_buffers = buffers_.data();
|
|
iterator begin = iterator::begin(data_buffers);
|
|
iterator start_pos = begin + search_position_;
|
|
iterator end = iterator::end(data_buffers);
|
|
|
|
// Look for a match.
|
|
std::pair<iterator, bool> result = match_condition_(start_pos, 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 (buffers_.size() == buffers_.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 = std::min<std::size_t>(
|
|
std::max<std::size_t>(512,
|
|
buffers_.capacity() - buffers_.size()),
|
|
std::min<std::size_t>(65536,
|
|
buffers_.max_size() - buffers_.size()));
|
|
}
|
|
}
|
|
|
|
// Check if we're done.
|
|
if (!start && bytes_to_read == 0)
|
|
break;
|
|
|
|
// Start a new asynchronous read op_v1eration to obtain more data.
|
|
stream_.async_read_some(buffers_.prepare(bytes_to_read),
|
|
BOOST_ASIO_MOVE_CAST(read_until_match_op_v1)(*this));
|
|
return; default:
|
|
buffers_.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_;
|
|
DynamicBuffer_v1 buffers_;
|
|
MatchCondition match_condition_;
|
|
int start_;
|
|
std::size_t search_position_;
|
|
ReadHandler handler_;
|
|
};
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v1,
|
|
typename MatchCondition, typename ReadHandler>
|
|
inline void* asio_handler_allocate(std::size_t size,
|
|
read_until_match_op_v1<AsyncReadStream, DynamicBuffer_v1,
|
|
MatchCondition, ReadHandler>* this_handler)
|
|
{
|
|
return boost_asio_handler_alloc_helpers::allocate(
|
|
size, this_handler->handler_);
|
|
}
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v1,
|
|
typename MatchCondition, typename ReadHandler>
|
|
inline void asio_handler_deallocate(void* pointer, std::size_t size,
|
|
read_until_match_op_v1<AsyncReadStream, DynamicBuffer_v1,
|
|
MatchCondition, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_alloc_helpers::deallocate(
|
|
pointer, size, this_handler->handler_);
|
|
}
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v1,
|
|
typename MatchCondition, typename ReadHandler>
|
|
inline bool asio_handler_is_continuation(
|
|
read_until_match_op_v1<AsyncReadStream, DynamicBuffer_v1,
|
|
MatchCondition, ReadHandler>* this_handler)
|
|
{
|
|
return this_handler->start_ == 0 ? true
|
|
: boost_asio_handler_cont_helpers::is_continuation(
|
|
this_handler->handler_);
|
|
}
|
|
|
|
template <typename Function, typename AsyncReadStream,
|
|
typename DynamicBuffer_v1, typename MatchCondition,
|
|
typename ReadHandler>
|
|
inline void asio_handler_invoke(Function& function,
|
|
read_until_match_op_v1<AsyncReadStream, DynamicBuffer_v1,
|
|
MatchCondition, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_invoke_helpers::invoke(
|
|
function, this_handler->handler_);
|
|
}
|
|
|
|
template <typename Function, typename AsyncReadStream,
|
|
typename DynamicBuffer_v1, typename MatchCondition,
|
|
typename ReadHandler>
|
|
inline void asio_handler_invoke(const Function& function,
|
|
read_until_match_op_v1<AsyncReadStream, DynamicBuffer_v1,
|
|
MatchCondition, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_invoke_helpers::invoke(
|
|
function, this_handler->handler_);
|
|
}
|
|
|
|
struct initiate_async_read_until_match_v1
|
|
{
|
|
template <typename ReadHandler, typename AsyncReadStream,
|
|
typename DynamicBuffer_v1, typename MatchCondition>
|
|
void operator()(BOOST_ASIO_MOVE_ARG(ReadHandler) handler,
|
|
AsyncReadStream* s, BOOST_ASIO_MOVE_ARG(DynamicBuffer_v1) buffers,
|
|
MatchCondition match_condition) const
|
|
{
|
|
// If you get an error on the following line it means that your handler
|
|
// does not meet the documented type requirements for a ReadHandler.
|
|
BOOST_ASIO_READ_HANDLER_CHECK(ReadHandler, handler) type_check;
|
|
|
|
non_const_lvalue<ReadHandler> handler2(handler);
|
|
read_until_match_op_v1<AsyncReadStream,
|
|
typename decay<DynamicBuffer_v1>::type,
|
|
MatchCondition, typename decay<ReadHandler>::type>(
|
|
*s, BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(buffers),
|
|
match_condition, handler2.value)(boost::system::error_code(), 0, 1);
|
|
}
|
|
};
|
|
} // namespace detail
|
|
|
|
#if !defined(GENERATING_DOCUMENTATION)
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v1,
|
|
typename MatchCondition, typename ReadHandler, typename Allocator>
|
|
struct associated_allocator<
|
|
detail::read_until_match_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, MatchCondition, ReadHandler>,
|
|
Allocator>
|
|
{
|
|
typedef typename associated_allocator<ReadHandler, Allocator>::type type;
|
|
|
|
static type get(
|
|
const detail::read_until_match_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, MatchCondition, ReadHandler>& h,
|
|
const Allocator& a = Allocator()) BOOST_ASIO_NOEXCEPT
|
|
{
|
|
return associated_allocator<ReadHandler, Allocator>::get(h.handler_, a);
|
|
}
|
|
};
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v1,
|
|
typename MatchCondition, typename ReadHandler, typename Executor>
|
|
struct associated_executor<
|
|
detail::read_until_match_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, MatchCondition, ReadHandler>,
|
|
Executor>
|
|
{
|
|
typedef typename associated_executor<ReadHandler, Executor>::type type;
|
|
|
|
static type get(
|
|
const detail::read_until_match_op_v1<AsyncReadStream,
|
|
DynamicBuffer_v1, MatchCondition, ReadHandler>& h,
|
|
const Executor& ex = Executor()) BOOST_ASIO_NOEXCEPT
|
|
{
|
|
return associated_executor<ReadHandler, Executor>::get(h.handler_, ex);
|
|
}
|
|
};
|
|
|
|
#endif // !defined(GENERATING_DOCUMENTATION)
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v1,
|
|
typename MatchCondition, typename ReadHandler>
|
|
BOOST_ASIO_INITFN_RESULT_TYPE(ReadHandler,
|
|
void (boost::system::error_code, std::size_t))
|
|
async_read_until(AsyncReadStream& s,
|
|
BOOST_ASIO_MOVE_ARG(DynamicBuffer_v1) buffers,
|
|
MatchCondition match_condition, BOOST_ASIO_MOVE_ARG(ReadHandler) handler,
|
|
typename enable_if<
|
|
is_match_condition<MatchCondition>::value
|
|
&& is_dynamic_buffer_v1<typename decay<DynamicBuffer_v1>::type>::value
|
|
&& !is_dynamic_buffer_v2<typename decay<DynamicBuffer_v1>::type>::value
|
|
>::type*)
|
|
{
|
|
return async_initiate<ReadHandler,
|
|
void (boost::system::error_code, std::size_t)>(
|
|
detail::initiate_async_read_until_match_v1(), handler,
|
|
&s, BOOST_ASIO_MOVE_CAST(DynamicBuffer_v1)(buffers), match_condition);
|
|
}
|
|
|
|
#if !defined(BOOST_ASIO_NO_IOSTREAM)
|
|
|
|
template <typename AsyncReadStream, typename Allocator, typename ReadHandler>
|
|
inline BOOST_ASIO_INITFN_RESULT_TYPE(ReadHandler,
|
|
void (boost::system::error_code, std::size_t))
|
|
async_read_until(AsyncReadStream& s,
|
|
boost::asio::basic_streambuf<Allocator>& b,
|
|
char delim, BOOST_ASIO_MOVE_ARG(ReadHandler) handler)
|
|
{
|
|
return async_read_until(s, basic_streambuf_ref<Allocator>(b),
|
|
delim, BOOST_ASIO_MOVE_CAST(ReadHandler)(handler));
|
|
}
|
|
|
|
template <typename AsyncReadStream, typename Allocator, typename ReadHandler>
|
|
inline BOOST_ASIO_INITFN_RESULT_TYPE(ReadHandler,
|
|
void (boost::system::error_code, std::size_t))
|
|
async_read_until(AsyncReadStream& s,
|
|
boost::asio::basic_streambuf<Allocator>& b,
|
|
BOOST_ASIO_STRING_VIEW_PARAM delim,
|
|
BOOST_ASIO_MOVE_ARG(ReadHandler) handler)
|
|
{
|
|
return async_read_until(s, basic_streambuf_ref<Allocator>(b),
|
|
delim, BOOST_ASIO_MOVE_CAST(ReadHandler)(handler));
|
|
}
|
|
|
|
#if defined(BOOST_ASIO_HAS_BOOST_REGEX)
|
|
|
|
template <typename AsyncReadStream, typename Allocator, typename ReadHandler>
|
|
inline BOOST_ASIO_INITFN_RESULT_TYPE(ReadHandler,
|
|
void (boost::system::error_code, std::size_t))
|
|
async_read_until(AsyncReadStream& s,
|
|
boost::asio::basic_streambuf<Allocator>& b, const boost::regex& expr,
|
|
BOOST_ASIO_MOVE_ARG(ReadHandler) handler)
|
|
{
|
|
return async_read_until(s, basic_streambuf_ref<Allocator>(b),
|
|
expr, BOOST_ASIO_MOVE_CAST(ReadHandler)(handler));
|
|
}
|
|
|
|
#endif // defined(BOOST_ASIO_HAS_BOOST_REGEX)
|
|
|
|
template <typename AsyncReadStream, typename Allocator,
|
|
typename MatchCondition, typename ReadHandler>
|
|
inline BOOST_ASIO_INITFN_RESULT_TYPE(ReadHandler,
|
|
void (boost::system::error_code, std::size_t))
|
|
async_read_until(AsyncReadStream& s,
|
|
boost::asio::basic_streambuf<Allocator>& b,
|
|
MatchCondition match_condition, BOOST_ASIO_MOVE_ARG(ReadHandler) handler,
|
|
typename enable_if<is_match_condition<MatchCondition>::value>::type*)
|
|
{
|
|
return async_read_until(s, basic_streambuf_ref<Allocator>(b),
|
|
match_condition, BOOST_ASIO_MOVE_CAST(ReadHandler)(handler));
|
|
}
|
|
|
|
#endif // !defined(BOOST_ASIO_NO_IOSTREAM)
|
|
#endif // !defined(BOOST_ASIO_NO_EXTENSIONS)
|
|
#endif // !defined(BOOST_ASIO_NO_DYNAMIC_BUFFER_V1)
|
|
|
|
namespace detail
|
|
{
|
|
template <typename AsyncReadStream,
|
|
typename DynamicBuffer_v2, typename ReadHandler>
|
|
class read_until_delim_op_v2
|
|
{
|
|
public:
|
|
template <typename BufferSequence>
|
|
read_until_delim_op_v2(AsyncReadStream& stream,
|
|
BOOST_ASIO_MOVE_ARG(BufferSequence) buffers,
|
|
char delim, ReadHandler& handler)
|
|
: stream_(stream),
|
|
buffers_(BOOST_ASIO_MOVE_CAST(BufferSequence)(buffers)),
|
|
delim_(delim),
|
|
start_(0),
|
|
search_position_(0),
|
|
bytes_to_read_(0),
|
|
handler_(BOOST_ASIO_MOVE_CAST(ReadHandler)(handler))
|
|
{
|
|
}
|
|
|
|
#if defined(BOOST_ASIO_HAS_MOVE)
|
|
read_until_delim_op_v2(const read_until_delim_op_v2& other)
|
|
: stream_(other.stream_),
|
|
buffers_(other.buffers_),
|
|
delim_(other.delim_),
|
|
start_(other.start_),
|
|
search_position_(other.search_position_),
|
|
bytes_to_read_(other.bytes_to_read_),
|
|
handler_(other.handler_)
|
|
{
|
|
}
|
|
|
|
read_until_delim_op_v2(read_until_delim_op_v2&& other)
|
|
: stream_(other.stream_),
|
|
buffers_(BOOST_ASIO_MOVE_CAST(DynamicBuffer_v2)(other.buffers_)),
|
|
delim_(other.delim_),
|
|
start_(other.start_),
|
|
search_position_(other.search_position_),
|
|
bytes_to_read_(other.bytes_to_read_),
|
|
handler_(BOOST_ASIO_MOVE_CAST(ReadHandler)(other.handler_))
|
|
{
|
|
}
|
|
#endif // defined(BOOST_ASIO_HAS_MOVE)
|
|
|
|
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 pos;
|
|
switch (start_ = start)
|
|
{
|
|
case 1:
|
|
for (;;)
|
|
{
|
|
{
|
|
// Determine the range of the data to be searched.
|
|
typedef typename DynamicBuffer_v2::const_buffers_type
|
|
buffers_type;
|
|
typedef buffers_iterator<buffers_type> iterator;
|
|
buffers_type data_buffers =
|
|
const_cast<const DynamicBuffer_v2&>(buffers_).data(
|
|
0, buffers_.size());
|
|
iterator begin = iterator::begin(data_buffers);
|
|
iterator start_pos = begin + search_position_;
|
|
iterator end = iterator::end(data_buffers);
|
|
|
|
// Look for a match.
|
|
iterator iter = std::find(start_pos, 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 (buffers_.size() == buffers_.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_ = std::min<std::size_t>(
|
|
std::max<std::size_t>(512,
|
|
buffers_.capacity() - buffers_.size()),
|
|
std::min<std::size_t>(65536,
|
|
buffers_.max_size() - buffers_.size()));
|
|
}
|
|
}
|
|
|
|
// Check if we're done.
|
|
if (!start && bytes_to_read_ == 0)
|
|
break;
|
|
|
|
// Start a new asynchronous read op_v2eration to obtain more data.
|
|
pos = buffers_.size();
|
|
buffers_.grow(bytes_to_read_);
|
|
stream_.async_read_some(buffers_.data(pos, bytes_to_read_),
|
|
BOOST_ASIO_MOVE_CAST(read_until_delim_op_v2)(*this));
|
|
return; default:
|
|
buffers_.shrink(bytes_to_read_ - 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_;
|
|
DynamicBuffer_v2 buffers_;
|
|
char delim_;
|
|
int start_;
|
|
std::size_t search_position_;
|
|
std::size_t bytes_to_read_;
|
|
ReadHandler handler_;
|
|
};
|
|
|
|
template <typename AsyncReadStream,
|
|
typename DynamicBuffer_v2, typename ReadHandler>
|
|
inline void* asio_handler_allocate(std::size_t size,
|
|
read_until_delim_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, ReadHandler>* this_handler)
|
|
{
|
|
return boost_asio_handler_alloc_helpers::allocate(
|
|
size, this_handler->handler_);
|
|
}
|
|
|
|
template <typename AsyncReadStream,
|
|
typename DynamicBuffer_v2, typename ReadHandler>
|
|
inline void asio_handler_deallocate(void* pointer, std::size_t size,
|
|
read_until_delim_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_alloc_helpers::deallocate(
|
|
pointer, size, this_handler->handler_);
|
|
}
|
|
|
|
template <typename AsyncReadStream,
|
|
typename DynamicBuffer_v2, typename ReadHandler>
|
|
inline bool asio_handler_is_continuation(
|
|
read_until_delim_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, ReadHandler>* this_handler)
|
|
{
|
|
return this_handler->start_ == 0 ? true
|
|
: boost_asio_handler_cont_helpers::is_continuation(
|
|
this_handler->handler_);
|
|
}
|
|
|
|
template <typename Function, typename AsyncReadStream,
|
|
typename DynamicBuffer_v2, typename ReadHandler>
|
|
inline void asio_handler_invoke(Function& function,
|
|
read_until_delim_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_invoke_helpers::invoke(
|
|
function, this_handler->handler_);
|
|
}
|
|
|
|
template <typename Function, typename AsyncReadStream,
|
|
typename DynamicBuffer_v2, typename ReadHandler>
|
|
inline void asio_handler_invoke(const Function& function,
|
|
read_until_delim_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_invoke_helpers::invoke(
|
|
function, this_handler->handler_);
|
|
}
|
|
|
|
struct initiate_async_read_until_delim_v2
|
|
{
|
|
template <typename ReadHandler, typename AsyncReadStream,
|
|
typename DynamicBuffer_v2>
|
|
void operator()(BOOST_ASIO_MOVE_ARG(ReadHandler) handler,
|
|
AsyncReadStream* s, BOOST_ASIO_MOVE_ARG(DynamicBuffer_v2) buffers,
|
|
char delim) const
|
|
{
|
|
// If you get an error on the following line it means that your handler
|
|
// does not meet the documented type requirements for a ReadHandler.
|
|
BOOST_ASIO_READ_HANDLER_CHECK(ReadHandler, handler) type_check;
|
|
|
|
non_const_lvalue<ReadHandler> handler2(handler);
|
|
read_until_delim_op_v2<AsyncReadStream,
|
|
typename decay<DynamicBuffer_v2>::type,
|
|
typename decay<ReadHandler>::type>(
|
|
*s, BOOST_ASIO_MOVE_CAST(DynamicBuffer_v2)(buffers),
|
|
delim, handler2.value)(boost::system::error_code(), 0, 1);
|
|
}
|
|
};
|
|
} // namespace detail
|
|
|
|
#if !defined(GENERATING_DOCUMENTATION)
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v2,
|
|
typename ReadHandler, typename Allocator>
|
|
struct associated_allocator<
|
|
detail::read_until_delim_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, ReadHandler>,
|
|
Allocator>
|
|
{
|
|
typedef typename associated_allocator<ReadHandler, Allocator>::type type;
|
|
|
|
static type get(
|
|
const detail::read_until_delim_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, ReadHandler>& h,
|
|
const Allocator& a = Allocator()) BOOST_ASIO_NOEXCEPT
|
|
{
|
|
return associated_allocator<ReadHandler, Allocator>::get(h.handler_, a);
|
|
}
|
|
};
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v2,
|
|
typename ReadHandler, typename Executor>
|
|
struct associated_executor<
|
|
detail::read_until_delim_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, ReadHandler>,
|
|
Executor>
|
|
{
|
|
typedef typename associated_executor<ReadHandler, Executor>::type type;
|
|
|
|
static type get(
|
|
const detail::read_until_delim_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, ReadHandler>& h,
|
|
const Executor& ex = Executor()) BOOST_ASIO_NOEXCEPT
|
|
{
|
|
return associated_executor<ReadHandler, Executor>::get(h.handler_, ex);
|
|
}
|
|
};
|
|
|
|
#endif // !defined(GENERATING_DOCUMENTATION)
|
|
|
|
template <typename AsyncReadStream,
|
|
typename DynamicBuffer_v2, typename ReadHandler>
|
|
BOOST_ASIO_INITFN_RESULT_TYPE(ReadHandler,
|
|
void (boost::system::error_code, std::size_t))
|
|
async_read_until(AsyncReadStream& s, DynamicBuffer_v2 buffers,
|
|
char delim, BOOST_ASIO_MOVE_ARG(ReadHandler) handler,
|
|
typename enable_if<
|
|
is_dynamic_buffer_v2<DynamicBuffer_v2>::value
|
|
>::type*)
|
|
{
|
|
return async_initiate<ReadHandler,
|
|
void (boost::system::error_code, std::size_t)>(
|
|
detail::initiate_async_read_until_delim_v2(), handler,
|
|
&s, BOOST_ASIO_MOVE_CAST(DynamicBuffer_v2)(buffers), delim);
|
|
}
|
|
|
|
namespace detail
|
|
{
|
|
template <typename AsyncReadStream,
|
|
typename DynamicBuffer_v2, typename ReadHandler>
|
|
class read_until_delim_string_op_v2
|
|
{
|
|
public:
|
|
template <typename BufferSequence>
|
|
read_until_delim_string_op_v2(AsyncReadStream& stream,
|
|
BOOST_ASIO_MOVE_ARG(BufferSequence) buffers,
|
|
const std::string& delim, ReadHandler& handler)
|
|
: stream_(stream),
|
|
buffers_(BOOST_ASIO_MOVE_CAST(BufferSequence)(buffers)),
|
|
delim_(delim),
|
|
start_(0),
|
|
search_position_(0),
|
|
bytes_to_read_(0),
|
|
handler_(BOOST_ASIO_MOVE_CAST(ReadHandler)(handler))
|
|
{
|
|
}
|
|
|
|
#if defined(BOOST_ASIO_HAS_MOVE)
|
|
read_until_delim_string_op_v2(const read_until_delim_string_op_v2& other)
|
|
: stream_(other.stream_),
|
|
buffers_(other.buffers_),
|
|
delim_(other.delim_),
|
|
start_(other.start_),
|
|
search_position_(other.search_position_),
|
|
bytes_to_read_(other.bytes_to_read_),
|
|
handler_(other.handler_)
|
|
{
|
|
}
|
|
|
|
read_until_delim_string_op_v2(read_until_delim_string_op_v2&& other)
|
|
: stream_(other.stream_),
|
|
buffers_(BOOST_ASIO_MOVE_CAST(DynamicBuffer_v2)(other.buffers_)),
|
|
delim_(BOOST_ASIO_MOVE_CAST(std::string)(other.delim_)),
|
|
start_(other.start_),
|
|
search_position_(other.search_position_),
|
|
bytes_to_read_(other.bytes_to_read_),
|
|
handler_(BOOST_ASIO_MOVE_CAST(ReadHandler)(other.handler_))
|
|
{
|
|
}
|
|
#endif // defined(BOOST_ASIO_HAS_MOVE)
|
|
|
|
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 pos;
|
|
switch (start_ = start)
|
|
{
|
|
case 1:
|
|
for (;;)
|
|
{
|
|
{
|
|
// Determine the range of the data to be searched.
|
|
typedef typename DynamicBuffer_v2::const_buffers_type
|
|
buffers_type;
|
|
typedef buffers_iterator<buffers_type> iterator;
|
|
buffers_type data_buffers =
|
|
const_cast<const DynamicBuffer_v2&>(buffers_).data(
|
|
0, buffers_.size());
|
|
iterator begin = iterator::begin(data_buffers);
|
|
iterator start_pos = begin + search_position_;
|
|
iterator end = iterator::end(data_buffers);
|
|
|
|
// Look for a match.
|
|
std::pair<iterator, bool> result = detail::partial_search(
|
|
start_pos, 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 (buffers_.size() == buffers_.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_ = std::min<std::size_t>(
|
|
std::max<std::size_t>(512,
|
|
buffers_.capacity() - buffers_.size()),
|
|
std::min<std::size_t>(65536,
|
|
buffers_.max_size() - buffers_.size()));
|
|
}
|
|
}
|
|
|
|
// Check if we're done.
|
|
if (!start && bytes_to_read_ == 0)
|
|
break;
|
|
|
|
// Start a new asynchronous read op_v2eration to obtain more data.
|
|
pos = buffers_.size();
|
|
buffers_.grow(bytes_to_read_);
|
|
stream_.async_read_some(buffers_.data(pos, bytes_to_read_),
|
|
BOOST_ASIO_MOVE_CAST(read_until_delim_string_op_v2)(*this));
|
|
return; default:
|
|
buffers_.shrink(bytes_to_read_ - 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_;
|
|
DynamicBuffer_v2 buffers_;
|
|
std::string delim_;
|
|
int start_;
|
|
std::size_t search_position_;
|
|
std::size_t bytes_to_read_;
|
|
ReadHandler handler_;
|
|
};
|
|
|
|
template <typename AsyncReadStream,
|
|
typename DynamicBuffer_v2, typename ReadHandler>
|
|
inline void* asio_handler_allocate(std::size_t size,
|
|
read_until_delim_string_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, ReadHandler>* this_handler)
|
|
{
|
|
return boost_asio_handler_alloc_helpers::allocate(
|
|
size, this_handler->handler_);
|
|
}
|
|
|
|
template <typename AsyncReadStream,
|
|
typename DynamicBuffer_v2, typename ReadHandler>
|
|
inline void asio_handler_deallocate(void* pointer, std::size_t size,
|
|
read_until_delim_string_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_alloc_helpers::deallocate(
|
|
pointer, size, this_handler->handler_);
|
|
}
|
|
|
|
template <typename AsyncReadStream,
|
|
typename DynamicBuffer_v2, typename ReadHandler>
|
|
inline bool asio_handler_is_continuation(
|
|
read_until_delim_string_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, ReadHandler>* this_handler)
|
|
{
|
|
return this_handler->start_ == 0 ? true
|
|
: boost_asio_handler_cont_helpers::is_continuation(
|
|
this_handler->handler_);
|
|
}
|
|
|
|
template <typename Function, typename AsyncReadStream,
|
|
typename DynamicBuffer_v2, typename ReadHandler>
|
|
inline void asio_handler_invoke(Function& function,
|
|
read_until_delim_string_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_invoke_helpers::invoke(
|
|
function, this_handler->handler_);
|
|
}
|
|
|
|
template <typename Function, typename AsyncReadStream,
|
|
typename DynamicBuffer_v2, typename ReadHandler>
|
|
inline void asio_handler_invoke(const Function& function,
|
|
read_until_delim_string_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_invoke_helpers::invoke(
|
|
function, this_handler->handler_);
|
|
}
|
|
|
|
struct initiate_async_read_until_delim_string_v2
|
|
{
|
|
template <typename ReadHandler, typename AsyncReadStream,
|
|
typename DynamicBuffer_v2>
|
|
void operator()(BOOST_ASIO_MOVE_ARG(ReadHandler) handler,
|
|
AsyncReadStream* s, BOOST_ASIO_MOVE_ARG(DynamicBuffer_v2) buffers,
|
|
const std::string& delim) const
|
|
{
|
|
// If you get an error on the following line it means that your handler
|
|
// does not meet the documented type requirements for a ReadHandler.
|
|
BOOST_ASIO_READ_HANDLER_CHECK(ReadHandler, handler) type_check;
|
|
|
|
non_const_lvalue<ReadHandler> handler2(handler);
|
|
read_until_delim_string_op_v2<AsyncReadStream,
|
|
typename decay<DynamicBuffer_v2>::type,
|
|
typename decay<ReadHandler>::type>(
|
|
*s, BOOST_ASIO_MOVE_CAST(DynamicBuffer_v2)(buffers),
|
|
delim, handler2.value)(boost::system::error_code(), 0, 1);
|
|
}
|
|
};
|
|
} // namespace detail
|
|
|
|
#if !defined(GENERATING_DOCUMENTATION)
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v2,
|
|
typename ReadHandler, typename Allocator>
|
|
struct associated_allocator<
|
|
detail::read_until_delim_string_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, ReadHandler>,
|
|
Allocator>
|
|
{
|
|
typedef typename associated_allocator<ReadHandler, Allocator>::type type;
|
|
|
|
static type get(
|
|
const detail::read_until_delim_string_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, ReadHandler>& h,
|
|
const Allocator& a = Allocator()) BOOST_ASIO_NOEXCEPT
|
|
{
|
|
return associated_allocator<ReadHandler, Allocator>::get(h.handler_, a);
|
|
}
|
|
};
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v2,
|
|
typename ReadHandler, typename Executor>
|
|
struct associated_executor<
|
|
detail::read_until_delim_string_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, ReadHandler>,
|
|
Executor>
|
|
{
|
|
typedef typename associated_executor<ReadHandler, Executor>::type type;
|
|
|
|
static type get(
|
|
const detail::read_until_delim_string_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, ReadHandler>& h,
|
|
const Executor& ex = Executor()) BOOST_ASIO_NOEXCEPT
|
|
{
|
|
return associated_executor<ReadHandler, Executor>::get(h.handler_, ex);
|
|
}
|
|
};
|
|
|
|
#endif // !defined(GENERATING_DOCUMENTATION)
|
|
|
|
template <typename AsyncReadStream,
|
|
typename DynamicBuffer_v2, typename ReadHandler>
|
|
BOOST_ASIO_INITFN_RESULT_TYPE(ReadHandler,
|
|
void (boost::system::error_code, std::size_t))
|
|
async_read_until(AsyncReadStream& s,
|
|
DynamicBuffer_v2 buffers, BOOST_ASIO_STRING_VIEW_PARAM delim,
|
|
BOOST_ASIO_MOVE_ARG(ReadHandler) handler,
|
|
typename enable_if<
|
|
is_dynamic_buffer_v2<DynamicBuffer_v2>::value
|
|
>::type*)
|
|
{
|
|
return async_initiate<ReadHandler,
|
|
void (boost::system::error_code, std::size_t)>(
|
|
detail::initiate_async_read_until_delim_string_v2(),
|
|
handler, &s, BOOST_ASIO_MOVE_CAST(DynamicBuffer_v2)(buffers),
|
|
static_cast<std::string>(delim));
|
|
}
|
|
|
|
#if !defined(BOOST_ASIO_NO_EXTENSIONS)
|
|
#if defined(BOOST_ASIO_HAS_BOOST_REGEX)
|
|
|
|
namespace detail
|
|
{
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v2,
|
|
typename RegEx, typename ReadHandler>
|
|
class read_until_expr_op_v2
|
|
{
|
|
public:
|
|
template <typename BufferSequence>
|
|
read_until_expr_op_v2(AsyncReadStream& stream,
|
|
BOOST_ASIO_MOVE_ARG(BufferSequence) buffers,
|
|
const boost::regex& expr, ReadHandler& handler)
|
|
: stream_(stream),
|
|
buffers_(BOOST_ASIO_MOVE_CAST(BufferSequence)(buffers)),
|
|
expr_(expr),
|
|
start_(0),
|
|
search_position_(0),
|
|
bytes_to_read_(0),
|
|
handler_(BOOST_ASIO_MOVE_CAST(ReadHandler)(handler))
|
|
{
|
|
}
|
|
|
|
#if defined(BOOST_ASIO_HAS_MOVE)
|
|
read_until_expr_op_v2(const read_until_expr_op_v2& other)
|
|
: stream_(other.stream_),
|
|
buffers_(other.buffers_),
|
|
expr_(other.expr_),
|
|
start_(other.start_),
|
|
search_position_(other.search_position_),
|
|
bytes_to_read_(other.bytes_to_read_),
|
|
handler_(other.handler_)
|
|
{
|
|
}
|
|
|
|
read_until_expr_op_v2(read_until_expr_op_v2&& other)
|
|
: stream_(other.stream_),
|
|
buffers_(BOOST_ASIO_MOVE_CAST(DynamicBuffer_v2)(other.buffers_)),
|
|
expr_(other.expr_),
|
|
start_(other.start_),
|
|
search_position_(other.search_position_),
|
|
bytes_to_read_(other.bytes_to_read_),
|
|
handler_(BOOST_ASIO_MOVE_CAST(ReadHandler)(other.handler_))
|
|
{
|
|
}
|
|
#endif // defined(BOOST_ASIO_HAS_MOVE)
|
|
|
|
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 pos;
|
|
switch (start_ = start)
|
|
{
|
|
case 1:
|
|
for (;;)
|
|
{
|
|
{
|
|
// Determine the range of the data to be searched.
|
|
typedef typename DynamicBuffer_v2::const_buffers_type
|
|
buffers_type;
|
|
typedef buffers_iterator<buffers_type> iterator;
|
|
buffers_type data_buffers =
|
|
const_cast<const DynamicBuffer_v2&>(buffers_).data(
|
|
0, buffers_.size());
|
|
iterator begin = iterator::begin(data_buffers);
|
|
iterator start_pos = begin + search_position_;
|
|
iterator end = iterator::end(data_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_pos, 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 (buffers_.size() == buffers_.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_ = std::min<std::size_t>(
|
|
std::max<std::size_t>(512,
|
|
buffers_.capacity() - buffers_.size()),
|
|
std::min<std::size_t>(65536,
|
|
buffers_.max_size() - buffers_.size()));
|
|
}
|
|
}
|
|
|
|
// Check if we're done.
|
|
if (!start && bytes_to_read_ == 0)
|
|
break;
|
|
|
|
// Start a new asynchronous read op_v2eration to obtain more data.
|
|
pos = buffers_.size();
|
|
buffers_.grow(bytes_to_read_);
|
|
stream_.async_read_some(buffers_.data(pos, bytes_to_read_),
|
|
BOOST_ASIO_MOVE_CAST(read_until_expr_op_v2)(*this));
|
|
return; default:
|
|
buffers_.shrink(bytes_to_read_ - 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_;
|
|
DynamicBuffer_v2 buffers_;
|
|
RegEx expr_;
|
|
int start_;
|
|
std::size_t search_position_;
|
|
std::size_t bytes_to_read_;
|
|
ReadHandler handler_;
|
|
};
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v2,
|
|
typename RegEx, typename ReadHandler>
|
|
inline void* asio_handler_allocate(std::size_t size,
|
|
read_until_expr_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, RegEx, ReadHandler>* this_handler)
|
|
{
|
|
return boost_asio_handler_alloc_helpers::allocate(
|
|
size, this_handler->handler_);
|
|
}
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v2,
|
|
typename RegEx, typename ReadHandler>
|
|
inline void asio_handler_deallocate(void* pointer, std::size_t size,
|
|
read_until_expr_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, RegEx, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_alloc_helpers::deallocate(
|
|
pointer, size, this_handler->handler_);
|
|
}
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v2,
|
|
typename RegEx, typename ReadHandler>
|
|
inline bool asio_handler_is_continuation(
|
|
read_until_expr_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, RegEx, ReadHandler>* this_handler)
|
|
{
|
|
return this_handler->start_ == 0 ? true
|
|
: boost_asio_handler_cont_helpers::is_continuation(
|
|
this_handler->handler_);
|
|
}
|
|
|
|
template <typename Function, typename AsyncReadStream,
|
|
typename DynamicBuffer_v2, typename RegEx, typename ReadHandler>
|
|
inline void asio_handler_invoke(Function& function,
|
|
read_until_expr_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, RegEx, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_invoke_helpers::invoke(
|
|
function, this_handler->handler_);
|
|
}
|
|
|
|
template <typename Function, typename AsyncReadStream,
|
|
typename DynamicBuffer_v2, typename RegEx, typename ReadHandler>
|
|
inline void asio_handler_invoke(const Function& function,
|
|
read_until_expr_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, RegEx, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_invoke_helpers::invoke(
|
|
function, this_handler->handler_);
|
|
}
|
|
|
|
struct initiate_async_read_until_expr_v2
|
|
{
|
|
template <typename ReadHandler, typename AsyncReadStream,
|
|
typename DynamicBuffer_v2, typename RegEx>
|
|
void operator()(BOOST_ASIO_MOVE_ARG(ReadHandler) handler,
|
|
AsyncReadStream* s, BOOST_ASIO_MOVE_ARG(DynamicBuffer_v2) buffers,
|
|
const RegEx& expr) const
|
|
{
|
|
// If you get an error on the following line it means that your handler
|
|
// does not meet the documented type requirements for a ReadHandler.
|
|
BOOST_ASIO_READ_HANDLER_CHECK(ReadHandler, handler) type_check;
|
|
|
|
non_const_lvalue<ReadHandler> handler2(handler);
|
|
read_until_expr_op_v2<AsyncReadStream,
|
|
typename decay<DynamicBuffer_v2>::type,
|
|
RegEx, typename decay<ReadHandler>::type>(
|
|
*s, BOOST_ASIO_MOVE_CAST(DynamicBuffer_v2)(buffers),
|
|
expr, handler2.value)(boost::system::error_code(), 0, 1);
|
|
}
|
|
};
|
|
} // namespace detail
|
|
|
|
#if !defined(GENERATING_DOCUMENTATION)
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v2,
|
|
typename RegEx, typename ReadHandler, typename Allocator>
|
|
struct associated_allocator<
|
|
detail::read_until_expr_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, RegEx, ReadHandler>,
|
|
Allocator>
|
|
{
|
|
typedef typename associated_allocator<ReadHandler, Allocator>::type type;
|
|
|
|
static type get(
|
|
const detail::read_until_expr_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, RegEx, ReadHandler>& h,
|
|
const Allocator& a = Allocator()) BOOST_ASIO_NOEXCEPT
|
|
{
|
|
return associated_allocator<ReadHandler, Allocator>::get(h.handler_, a);
|
|
}
|
|
};
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v2,
|
|
typename RegEx, typename ReadHandler, typename Executor>
|
|
struct associated_executor<
|
|
detail::read_until_expr_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, RegEx, ReadHandler>,
|
|
Executor>
|
|
{
|
|
typedef typename associated_executor<ReadHandler, Executor>::type type;
|
|
|
|
static type get(
|
|
const detail::read_until_expr_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, RegEx, ReadHandler>& h,
|
|
const Executor& ex = Executor()) BOOST_ASIO_NOEXCEPT
|
|
{
|
|
return associated_executor<ReadHandler, Executor>::get(h.handler_, ex);
|
|
}
|
|
};
|
|
|
|
#endif // !defined(GENERATING_DOCUMENTATION)
|
|
|
|
template <typename AsyncReadStream,
|
|
typename DynamicBuffer_v2, typename ReadHandler>
|
|
BOOST_ASIO_INITFN_RESULT_TYPE(ReadHandler,
|
|
void (boost::system::error_code, std::size_t))
|
|
async_read_until(AsyncReadStream& s, DynamicBuffer_v2 buffers,
|
|
const boost::regex& expr, BOOST_ASIO_MOVE_ARG(ReadHandler) handler,
|
|
typename enable_if<
|
|
is_dynamic_buffer_v2<DynamicBuffer_v2>::value
|
|
>::type*)
|
|
{
|
|
return async_initiate<ReadHandler,
|
|
void (boost::system::error_code, std::size_t)>(
|
|
detail::initiate_async_read_until_expr_v2(), handler,
|
|
&s, BOOST_ASIO_MOVE_CAST(DynamicBuffer_v2)(buffers), expr);
|
|
}
|
|
|
|
#endif // defined(BOOST_ASIO_HAS_BOOST_REGEX)
|
|
|
|
namespace detail
|
|
{
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v2,
|
|
typename MatchCondition, typename ReadHandler>
|
|
class read_until_match_op_v2
|
|
{
|
|
public:
|
|
template <typename BufferSequence>
|
|
read_until_match_op_v2(AsyncReadStream& stream,
|
|
BOOST_ASIO_MOVE_ARG(BufferSequence) buffers,
|
|
MatchCondition match_condition, ReadHandler& handler)
|
|
: stream_(stream),
|
|
buffers_(BOOST_ASIO_MOVE_CAST(BufferSequence)(buffers)),
|
|
match_condition_(match_condition),
|
|
start_(0),
|
|
search_position_(0),
|
|
bytes_to_read_(0),
|
|
handler_(BOOST_ASIO_MOVE_CAST(ReadHandler)(handler))
|
|
{
|
|
}
|
|
|
|
#if defined(BOOST_ASIO_HAS_MOVE)
|
|
read_until_match_op_v2(const read_until_match_op_v2& other)
|
|
: stream_(other.stream_),
|
|
buffers_(other.buffers_),
|
|
match_condition_(other.match_condition_),
|
|
start_(other.start_),
|
|
search_position_(other.search_position_),
|
|
bytes_to_read_(other.bytes_to_read_),
|
|
handler_(other.handler_)
|
|
{
|
|
}
|
|
|
|
read_until_match_op_v2(read_until_match_op_v2&& other)
|
|
: stream_(other.stream_),
|
|
buffers_(BOOST_ASIO_MOVE_CAST(DynamicBuffer_v2)(other.buffers_)),
|
|
match_condition_(other.match_condition_),
|
|
start_(other.start_),
|
|
search_position_(other.search_position_),
|
|
bytes_to_read_(other.bytes_to_read_),
|
|
handler_(BOOST_ASIO_MOVE_CAST(ReadHandler)(other.handler_))
|
|
{
|
|
}
|
|
#endif // defined(BOOST_ASIO_HAS_MOVE)
|
|
|
|
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 pos;
|
|
switch (start_ = start)
|
|
{
|
|
case 1:
|
|
for (;;)
|
|
{
|
|
{
|
|
// Determine the range of the data to be searched.
|
|
typedef typename DynamicBuffer_v2::const_buffers_type
|
|
buffers_type;
|
|
typedef buffers_iterator<buffers_type> iterator;
|
|
buffers_type data_buffers =
|
|
const_cast<const DynamicBuffer_v2&>(buffers_).data(
|
|
0, buffers_.size());
|
|
iterator begin = iterator::begin(data_buffers);
|
|
iterator start_pos = begin + search_position_;
|
|
iterator end = iterator::end(data_buffers);
|
|
|
|
// Look for a match.
|
|
std::pair<iterator, bool> result = match_condition_(start_pos, 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 (buffers_.size() == buffers_.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_ = std::min<std::size_t>(
|
|
std::max<std::size_t>(512,
|
|
buffers_.capacity() - buffers_.size()),
|
|
std::min<std::size_t>(65536,
|
|
buffers_.max_size() - buffers_.size()));
|
|
}
|
|
}
|
|
|
|
// Check if we're done.
|
|
if (!start && bytes_to_read_ == 0)
|
|
break;
|
|
|
|
// Start a new asynchronous read op_v2eration to obtain more data.
|
|
pos = buffers_.size();
|
|
buffers_.grow(bytes_to_read_);
|
|
stream_.async_read_some(buffers_.data(pos, bytes_to_read_),
|
|
BOOST_ASIO_MOVE_CAST(read_until_match_op_v2)(*this));
|
|
return; default:
|
|
buffers_.shrink(bytes_to_read_ - 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_;
|
|
DynamicBuffer_v2 buffers_;
|
|
MatchCondition match_condition_;
|
|
int start_;
|
|
std::size_t search_position_;
|
|
std::size_t bytes_to_read_;
|
|
ReadHandler handler_;
|
|
};
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v2,
|
|
typename MatchCondition, typename ReadHandler>
|
|
inline void* asio_handler_allocate(std::size_t size,
|
|
read_until_match_op_v2<AsyncReadStream, DynamicBuffer_v2,
|
|
MatchCondition, ReadHandler>* this_handler)
|
|
{
|
|
return boost_asio_handler_alloc_helpers::allocate(
|
|
size, this_handler->handler_);
|
|
}
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v2,
|
|
typename MatchCondition, typename ReadHandler>
|
|
inline void asio_handler_deallocate(void* pointer, std::size_t size,
|
|
read_until_match_op_v2<AsyncReadStream, DynamicBuffer_v2,
|
|
MatchCondition, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_alloc_helpers::deallocate(
|
|
pointer, size, this_handler->handler_);
|
|
}
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v2,
|
|
typename MatchCondition, typename ReadHandler>
|
|
inline bool asio_handler_is_continuation(
|
|
read_until_match_op_v2<AsyncReadStream, DynamicBuffer_v2,
|
|
MatchCondition, ReadHandler>* this_handler)
|
|
{
|
|
return this_handler->start_ == 0 ? true
|
|
: boost_asio_handler_cont_helpers::is_continuation(
|
|
this_handler->handler_);
|
|
}
|
|
|
|
template <typename Function, typename AsyncReadStream,
|
|
typename DynamicBuffer_v2, typename MatchCondition,
|
|
typename ReadHandler>
|
|
inline void asio_handler_invoke(Function& function,
|
|
read_until_match_op_v2<AsyncReadStream, DynamicBuffer_v2,
|
|
MatchCondition, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_invoke_helpers::invoke(
|
|
function, this_handler->handler_);
|
|
}
|
|
|
|
template <typename Function, typename AsyncReadStream,
|
|
typename DynamicBuffer_v2, typename MatchCondition,
|
|
typename ReadHandler>
|
|
inline void asio_handler_invoke(const Function& function,
|
|
read_until_match_op_v2<AsyncReadStream, DynamicBuffer_v2,
|
|
MatchCondition, ReadHandler>* this_handler)
|
|
{
|
|
boost_asio_handler_invoke_helpers::invoke(
|
|
function, this_handler->handler_);
|
|
}
|
|
|
|
struct initiate_async_read_until_match_v2
|
|
{
|
|
template <typename ReadHandler, typename AsyncReadStream,
|
|
typename DynamicBuffer_v2, typename MatchCondition>
|
|
void operator()(BOOST_ASIO_MOVE_ARG(ReadHandler) handler,
|
|
AsyncReadStream* s, BOOST_ASIO_MOVE_ARG(DynamicBuffer_v2) buffers,
|
|
MatchCondition match_condition) const
|
|
{
|
|
// If you get an error on the following line it means that your handler
|
|
// does not meet the documented type requirements for a ReadHandler.
|
|
BOOST_ASIO_READ_HANDLER_CHECK(ReadHandler, handler) type_check;
|
|
|
|
non_const_lvalue<ReadHandler> handler2(handler);
|
|
read_until_match_op_v2<AsyncReadStream,
|
|
typename decay<DynamicBuffer_v2>::type,
|
|
MatchCondition, typename decay<ReadHandler>::type>(
|
|
*s, BOOST_ASIO_MOVE_CAST(DynamicBuffer_v2)(buffers),
|
|
match_condition, handler2.value)(boost::system::error_code(), 0, 1);
|
|
}
|
|
};
|
|
} // namespace detail
|
|
|
|
#if !defined(GENERATING_DOCUMENTATION)
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v2,
|
|
typename MatchCondition, typename ReadHandler, typename Allocator>
|
|
struct associated_allocator<
|
|
detail::read_until_match_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, MatchCondition, ReadHandler>,
|
|
Allocator>
|
|
{
|
|
typedef typename associated_allocator<ReadHandler, Allocator>::type type;
|
|
|
|
static type get(
|
|
const detail::read_until_match_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, MatchCondition, ReadHandler>& h,
|
|
const Allocator& a = Allocator()) BOOST_ASIO_NOEXCEPT
|
|
{
|
|
return associated_allocator<ReadHandler, Allocator>::get(h.handler_, a);
|
|
}
|
|
};
|
|
|
|
template <typename AsyncReadStream, typename DynamicBuffer_v2,
|
|
typename MatchCondition, typename ReadHandler, typename Executor>
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struct associated_executor<
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detail::read_until_match_op_v2<AsyncReadStream,
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DynamicBuffer_v2, MatchCondition, ReadHandler>,
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Executor>
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{
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typedef typename associated_executor<ReadHandler, Executor>::type type;
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|
|
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static type get(
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const detail::read_until_match_op_v2<AsyncReadStream,
|
|
DynamicBuffer_v2, MatchCondition, ReadHandler>& h,
|
|
const Executor& ex = Executor()) BOOST_ASIO_NOEXCEPT
|
|
{
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return associated_executor<ReadHandler, Executor>::get(h.handler_, ex);
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}
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|
};
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|
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#endif // !defined(GENERATING_DOCUMENTATION)
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|
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template <typename AsyncReadStream, typename DynamicBuffer_v2,
|
|
typename MatchCondition, typename ReadHandler>
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|
BOOST_ASIO_INITFN_RESULT_TYPE(ReadHandler,
|
|
void (boost::system::error_code, std::size_t))
|
|
async_read_until(AsyncReadStream& s, DynamicBuffer_v2 buffers,
|
|
MatchCondition match_condition, BOOST_ASIO_MOVE_ARG(ReadHandler) handler,
|
|
typename enable_if<
|
|
is_match_condition<MatchCondition>::value
|
|
&& is_dynamic_buffer_v2<DynamicBuffer_v2>::value
|
|
>::type*)
|
|
{
|
|
return async_initiate<ReadHandler,
|
|
void (boost::system::error_code, std::size_t)>(
|
|
detail::initiate_async_read_until_match_v2(), handler,
|
|
&s, BOOST_ASIO_MOVE_CAST(DynamicBuffer_v2)(buffers), match_condition);
|
|
}
|
|
|
|
#endif // !defined(BOOST_ASIO_NO_EXTENSIONS)
|
|
|
|
} // namespace asio
|
|
} // namespace boost
|
|
|
|
#include <boost/asio/detail/pop_options.hpp>
|
|
|
|
#endif // BOOST_ASIO_IMPL_READ_UNTIL_HPP
|