Castor: read_at.hpp Source File

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00001 //
00002 // read_at.hpp
00003 // ~~~~~~~~~~~
00004 //
00005 // Copyright (c) 2003-2008 Christopher M. Kohlhoff (chris at kohlhoff dot com)
00006 //
00007 // Distributed under the Boost Software License, Version 1.0. (See accompanying
00008 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
00009 //
00010 
00011 #ifndef ASIO_READ_AT_HPP
00012 #define ASIO_READ_AT_HPP
00013 
00014 #if defined(_MSC_VER) && (_MSC_VER >= 1200)
00015 # pragma once
00016 #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
00017 
00018 #include "asio/detail/push_options.hpp"
00019 
00020 #include "asio/detail/push_options.hpp"
00021 #include <cstddef>
00022 #include <boost/config.hpp>
00023 #include <boost/cstdint.hpp>
00024 #include "asio/detail/pop_options.hpp"
00025 
00026 #include "asio/basic_streambuf.hpp"
00027 #include "asio/error.hpp"
00028 
00029 namespace asio {
00030 
00038 
00041 
00079 template <typename SyncRandomAccessReadDevice, typename MutableBufferSequence>
00080 std::size_t read_at(SyncRandomAccessReadDevice& d,
00081     boost::uint64_t offset, const MutableBufferSequence& buffers);
00082 
00085 
00133 template <typename SyncRandomAccessReadDevice, typename MutableBufferSequence,
00134     typename CompletionCondition>
00135 std::size_t read_at(SyncRandomAccessReadDevice& d,
00136     boost::uint64_t offset, const MutableBufferSequence& buffers,
00137     CompletionCondition completion_condition);
00138 
00141 
00182 template <typename SyncRandomAccessReadDevice, typename MutableBufferSequence,
00183     typename CompletionCondition>
00184 std::size_t read_at(SyncRandomAccessReadDevice& d,
00185     boost::uint64_t offset, const MutableBufferSequence& buffers,
00186     CompletionCondition completion_condition, asio::error_code& ec);
00187 
00190 
00216 template <typename SyncRandomAccessReadDevice, typename Allocator>
00217 std::size_t read_at(SyncRandomAccessReadDevice& d,
00218     boost::uint64_t offset, basic_streambuf<Allocator>& b);
00219 
00222 
00257 template <typename SyncRandomAccessReadDevice, typename Allocator,
00258     typename CompletionCondition>
00259 std::size_t read_at(SyncRandomAccessReadDevice& d,
00260     boost::uint64_t offset, basic_streambuf<Allocator>& b,
00261     CompletionCondition completion_condition);
00262 
00265 
00301 template <typename SyncRandomAccessReadDevice, typename Allocator,
00302     typename CompletionCondition>
00303 std::size_t read_at(SyncRandomAccessReadDevice& d,
00304     boost::uint64_t offset, basic_streambuf<Allocator>& b,
00305     CompletionCondition completion_condition, asio::error_code& ec);
00306 
00315 
00318 
00375 template <typename AsyncRandomAccessReadDevice, typename MutableBufferSequence,
00376     typename ReadHandler>
00377 void async_read_at(AsyncRandomAccessReadDevice& d, boost::uint64_t offset,
00378     const MutableBufferSequence& buffers, ReadHandler handler);
00379 
00382 
00445 template <typename AsyncRandomAccessReadDevice, typename MutableBufferSequence,
00446     typename CompletionCondition, typename ReadHandler>
00447 void async_read_at(AsyncRandomAccessReadDevice& d,
00448     boost::uint64_t offset, const MutableBufferSequence& buffers,
00449     CompletionCondition completion_condition, ReadHandler handler);
00450 
00453 
00496 template <typename AsyncRandomAccessReadDevice, typename Allocator,
00497     typename ReadHandler>
00498 void async_read_at(AsyncRandomAccessReadDevice& d, boost::uint64_t offset,
00499     basic_streambuf<Allocator>& b, ReadHandler handler);
00500 
00503 
00554 template <typename AsyncRandomAccessReadDevice, typename Allocator,
00555     typename CompletionCondition, typename ReadHandler>
00556 void async_read_at(AsyncRandomAccessReadDevice& d,
00557     boost::uint64_t offset, basic_streambuf<Allocator>& b,
00558     CompletionCondition completion_condition, ReadHandler handler);
00559 
00562 } // namespace asio
00563 
00564 #include "asio/impl/read_at.ipp"
00565 
00566 #include "asio/detail/pop_options.hpp"
00567 
00568 #endif // ASIO_READ_AT_HPP