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author | Remko Tronçon <git@el-tramo.be> | 2009-06-01 08:48:42 (GMT) |
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committer | Remko Tronçon <git@el-tramo.be> | 2009-06-01 09:24:28 (GMT) |
commit | 2812bddd81f8a1b804c7460f4e14cd0aa393d129 (patch) | |
tree | d46294f35150c4f0f43deaf2d31fceaf945ae715 /3rdParty/Boost/boost/asio/write.hpp | |
download | swift-contrib-2812bddd81f8a1b804c7460f4e14cd0aa393d129.zip swift-contrib-2812bddd81f8a1b804c7460f4e14cd0aa393d129.tar.bz2 |
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Diffstat (limited to '3rdParty/Boost/boost/asio/write.hpp')
-rw-r--r-- | 3rdParty/Boost/boost/asio/write.hpp | 522 |
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diff --git a/3rdParty/Boost/boost/asio/write.hpp b/3rdParty/Boost/boost/asio/write.hpp new file mode 100644 index 0000000..61d59a0 --- /dev/null +++ b/3rdParty/Boost/boost/asio/write.hpp @@ -0,0 +1,522 @@ +// +// write.hpp +// ~~~~~~~~~ +// +// Copyright (c) 2003-2008 Christopher M. Kohlhoff (chris at kohlhoff dot com) +// +// Distributed under the Boost Software License, Version 1.0. (See accompanying +// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) +// + +#ifndef BOOST_ASIO_WRITE_HPP +#define BOOST_ASIO_WRITE_HPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#include <boost/asio/detail/push_options.hpp> + +#include <boost/asio/detail/push_options.hpp> +#include <cstddef> +#include <boost/config.hpp> +#include <boost/asio/detail/pop_options.hpp> + +#include <boost/asio/basic_streambuf.hpp> +#include <boost/asio/error.hpp> + +namespace boost { +namespace asio { + +/** + * @defgroup write boost::asio::write + * + * @brief Write a certain amount of data to a stream before returning. + */ +/*@{*/ + +/// Write all of the supplied data to a stream before returning. +/** + * This function is used to write a certain number of bytes of data to a stream. + * The call will block until one of the following conditions is true: + * + * @li All of the data in the supplied buffers has been written. That is, the + * bytes transferred is equal to the sum of the buffer sizes. + * + * @li An error occurred. + * + * This operation is implemented in terms of zero or more calls to the stream's + * write_some function. + * + * @param s The stream to which the data is to be written. The type must support + * the SyncWriteStream concept. + * + * @param buffers One or more buffers containing the data to be written. The sum + * of the buffer sizes indicates the maximum number of bytes to write to the + * stream. + * + * @returns The number of bytes transferred. + * + * @throws boost::system::system_error Thrown on failure. + * + * @par Example + * To write a single data buffer use the @ref buffer function as follows: + * @code boost::asio::write(s, boost::asio::buffer(data, size)); @endcode + * See the @ref buffer documentation for information on writing multiple + * buffers in one go, and how to use it with arrays, boost::array or + * std::vector. + * + * @note This overload is equivalent to calling: + * @code boost::asio::write( + * s, buffers, + * boost::asio::transfer_all()); @endcode + */ +template <typename SyncWriteStream, typename ConstBufferSequence> +std::size_t write(SyncWriteStream& s, const ConstBufferSequence& buffers); + +/// Write a certain amount of data to a stream before returning. +/** + * This function is used to write a certain number of bytes of data to a stream. + * The call will block until one of the following conditions is true: + * + * @li All of the data in the supplied buffers has been written. That is, the + * bytes transferred is equal to the sum of the buffer sizes. + * + * @li The completion_condition function object returns 0. + * + * This operation is implemented in terms of zero or more calls to the stream's + * write_some function. + * + * @param s The stream to which the data is to be written. The type must support + * the SyncWriteStream concept. + * + * @param buffers One or more buffers containing the data to be written. The sum + * of the buffer sizes indicates the maximum number of bytes to write to the + * stream. + * + * @param completion_condition The function object to be called to determine + * whether the write operation is complete. The signature of the function object + * must be: + * @code std::size_t completion_condition( + * // Result of latest write_some operation. + * const boost::system::error_code& error, + * + * // Number of bytes transferred so far. + * std::size_t bytes_transferred + * ); @endcode + * A return value of 0 indicates that the write operation is complete. A + * non-zero return value indicates the maximum number of bytes to be written on + * the next call to the stream's write_some function. + * + * @returns The number of bytes transferred. + * + * @throws boost::system::system_error Thrown on failure. + * + * @par Example + * To write a single data buffer use the @ref buffer function as follows: + * @code boost::asio::write(s, boost::asio::buffer(data, size), + * boost::asio::transfer_at_least(32)); @endcode + * See the @ref buffer documentation for information on writing multiple + * buffers in one go, and how to use it with arrays, boost::array or + * std::vector. + */ +template <typename SyncWriteStream, typename ConstBufferSequence, + typename CompletionCondition> +std::size_t write(SyncWriteStream& s, const ConstBufferSequence& buffers, + CompletionCondition completion_condition); + +/// Write a certain amount of data to a stream before returning. +/** + * This function is used to write a certain number of bytes of data to a stream. + * The call will block until one of the following conditions is true: + * + * @li All of the data in the supplied buffers has been written. That is, the + * bytes transferred is equal to the sum of the buffer sizes. + * + * @li The completion_condition function object returns 0. + * + * This operation is implemented in terms of zero or more calls to the stream's + * write_some function. + * + * @param s The stream to which the data is to be written. The type must support + * the SyncWriteStream concept. + * + * @param buffers One or more buffers containing the data to be written. The sum + * of the buffer sizes indicates the maximum number of bytes to write to the + * stream. + * + * @param completion_condition The function object to be called to determine + * whether the write operation is complete. The signature of the function object + * must be: + * @code std::size_t completion_condition( + * // Result of latest write_some operation. + * const boost::system::error_code& error, + * + * // Number of bytes transferred so far. + * std::size_t bytes_transferred + * ); @endcode + * A return value of 0 indicates that the write operation is complete. A + * non-zero return value indicates the maximum number of bytes to be written on + * the next call to the stream's write_some function. + * + * @param ec Set to indicate what error occurred, if any. + * + * @returns The number of bytes written. If an error occurs, returns the total + * number of bytes successfully transferred prior to the error. + */ +template <typename SyncWriteStream, typename ConstBufferSequence, + typename CompletionCondition> +std::size_t write(SyncWriteStream& s, const ConstBufferSequence& buffers, + CompletionCondition completion_condition, boost::system::error_code& ec); + +/// Write all of the supplied data to a stream before returning. +/** + * This function is used to write a certain number of bytes of data to a stream. + * The call will block until one of the following conditions is true: + * + * @li All of the data in the supplied basic_streambuf has been written. + * + * @li An error occurred. + * + * This operation is implemented in terms of zero or more calls to the stream's + * write_some function. + * + * @param s The stream to which the data is to be written. The type must support + * the SyncWriteStream concept. + * + * @param b The basic_streambuf object from which data will be written. + * + * @returns The number of bytes transferred. + * + * @throws boost::system::system_error Thrown on failure. + * + * @note This overload is equivalent to calling: + * @code boost::asio::write( + * s, b, + * boost::asio::transfer_all()); @endcode + */ +template <typename SyncWriteStream, typename Allocator> +std::size_t write(SyncWriteStream& s, basic_streambuf<Allocator>& b); + +/// Write a certain amount of data to a stream before returning. +/** + * This function is used to write a certain number of bytes of data to a stream. + * The call will block until one of the following conditions is true: + * + * @li All of the data in the supplied basic_streambuf has been written. + * + * @li The completion_condition function object returns 0. + * + * This operation is implemented in terms of zero or more calls to the stream's + * write_some function. + * + * @param s The stream to which the data is to be written. The type must support + * the SyncWriteStream concept. + * + * @param b The basic_streambuf object from which data will be written. + * + * @param completion_condition The function object to be called to determine + * whether the write operation is complete. The signature of the function object + * must be: + * @code std::size_t completion_condition( + * // Result of latest write_some operation. + * const boost::system::error_code& error, + * + * // Number of bytes transferred so far. + * std::size_t bytes_transferred + * ); @endcode + * A return value of 0 indicates that the write operation is complete. A + * non-zero return value indicates the maximum number of bytes to be written on + * the next call to the stream's write_some function. + * + * @returns The number of bytes transferred. + * + * @throws boost::system::system_error Thrown on failure. + */ +template <typename SyncWriteStream, typename Allocator, + typename CompletionCondition> +std::size_t write(SyncWriteStream& s, basic_streambuf<Allocator>& b, + CompletionCondition completion_condition); + +/// Write a certain amount of data to a stream before returning. +/** + * This function is used to write a certain number of bytes of data to a stream. + * The call will block until one of the following conditions is true: + * + * @li All of the data in the supplied basic_streambuf has been written. + * + * @li The completion_condition function object returns 0. + * + * This operation is implemented in terms of zero or more calls to the stream's + * write_some function. + * + * @param s The stream to which the data is to be written. The type must support + * the SyncWriteStream concept. + * + * @param b The basic_streambuf object from which data will be written. + * + * @param completion_condition The function object to be called to determine + * whether the write operation is complete. The signature of the function object + * must be: + * @code std::size_t completion_condition( + * // Result of latest write_some operation. + * const boost::system::error_code& error, + * + * // Number of bytes transferred so far. + * std::size_t bytes_transferred + * ); @endcode + * A return value of 0 indicates that the write operation is complete. A + * non-zero return value indicates the maximum number of bytes to be written on + * the next call to the stream's write_some function. + * + * @param ec Set to indicate what error occurred, if any. + * + * @returns The number of bytes written. If an error occurs, returns the total + * number of bytes successfully transferred prior to the error. + */ +template <typename SyncWriteStream, typename Allocator, + typename CompletionCondition> +std::size_t write(SyncWriteStream& s, basic_streambuf<Allocator>& b, + CompletionCondition completion_condition, boost::system::error_code& ec); + +/*@}*/ +/** + * @defgroup async_write boost::asio::async_write + * + * @brief Start an asynchronous operation to write a certain amount of data to a + * stream. + */ +/*@{*/ + +/// Start an asynchronous operation to write all of the supplied data to a +/// stream. +/** + * This function is used to asynchronously write a certain number of bytes of + * data to a stream. The function call always returns immediately. The + * asynchronous operation will continue until one of the following conditions + * is true: + * + * @li All of the data in the supplied buffers has been written. That is, the + * bytes transferred is equal to the sum of the buffer sizes. + * + * @li An error occurred. + * + * This operation is implemented in terms of zero or more calls to the stream's + * async_write_some function. + * + * @param s The stream to which the data is to be written. The type must support + * the AsyncWriteStream concept. + * + * @param buffers One or more buffers containing the data to be written. + * Although the buffers object may be copied as necessary, ownership of the + * underlying memory blocks is retained by the caller, which must guarantee + * that they remain valid until the handler is called. + * + * @param handler The handler to be called when the write operation completes. + * Copies will be made of the handler as required. The function signature of + * the handler must be: + * @code void handler( + * const boost::system::error_code& error, // Result of operation. + * + * std::size_t bytes_transferred // Number of bytes written from the + * // buffers. If an error occurred, + * // this will be less than the sum + * // of the buffer sizes. + * ); @endcode + * Regardless of whether the asynchronous operation completes immediately or + * not, the handler will not be invoked from within this function. Invocation of + * the handler will be performed in a manner equivalent to using + * boost::asio::io_service::post(). + * + * @par Example + * To write a single data buffer use the @ref buffer function as follows: + * @code + * boost::asio::async_write(s, boost::asio::buffer(data, size), handler); + * @endcode + * See the @ref buffer documentation for information on writing multiple + * buffers in one go, and how to use it with arrays, boost::array or + * std::vector. + */ +template <typename AsyncWriteStream, typename ConstBufferSequence, + typename WriteHandler> +void async_write(AsyncWriteStream& s, const ConstBufferSequence& buffers, + WriteHandler handler); + +/// Start an asynchronous operation to write a certain amount of data to a +/// stream. +/** + * This function is used to asynchronously write a certain number of bytes of + * data to a stream. The function call always returns immediately. The + * asynchronous operation will continue until one of the following conditions + * is true: + * + * @li All of the data in the supplied buffers has been written. That is, the + * bytes transferred is equal to the sum of the buffer sizes. + * + * @li The completion_condition function object returns 0. + * + * This operation is implemented in terms of zero or more calls to the stream's + * async_write_some function. + * + * @param s The stream to which the data is to be written. The type must support + * the AsyncWriteStream concept. + * + * @param buffers One or more buffers containing the data to be written. + * Although the buffers object may be copied as necessary, ownership of the + * underlying memory blocks is retained by the caller, which must guarantee + * that they remain valid until the handler is called. + * + * @param completion_condition The function object to be called to determine + * whether the write operation is complete. The signature of the function object + * must be: + * @code std::size_t completion_condition( + * // Result of latest async_write_some operation. + * const boost::system::error_code& error, + * + * // Number of bytes transferred so far. + * std::size_t bytes_transferred + * ); @endcode + * A return value of 0 indicates that the write operation is complete. A + * non-zero return value indicates the maximum number of bytes to be written on + * the next call to the stream's async_write_some function. + * + * @param handler The handler to be called when the write operation completes. + * Copies will be made of the handler as required. The function signature of the + * handler must be: + * @code void handler( + * const boost::system::error_code& error, // Result of operation. + * + * std::size_t bytes_transferred // Number of bytes written from the + * // buffers. If an error occurred, + * // this will be less than the sum + * // of the buffer sizes. + * ); @endcode + * Regardless of whether the asynchronous operation completes immediately or + * not, the handler will not be invoked from within this function. Invocation of + * the handler will be performed in a manner equivalent to using + * boost::asio::io_service::post(). + * + * @par Example + * To write a single data buffer use the @ref buffer function as follows: + * @code boost::asio::async_write(s, + * boost::asio::buffer(data, size), + * boost::asio::transfer_at_least(32), + * handler); @endcode + * See the @ref buffer documentation for information on writing multiple + * buffers in one go, and how to use it with arrays, boost::array or + * std::vector. + */ +template <typename AsyncWriteStream, typename ConstBufferSequence, + typename CompletionCondition, typename WriteHandler> +void async_write(AsyncWriteStream& s, const ConstBufferSequence& buffers, + CompletionCondition completion_condition, WriteHandler handler); + +/// Start an asynchronous operation to write all of the supplied data to a +/// stream. +/** + * This function is used to asynchronously write a certain number of bytes of + * data to a stream. The function call always returns immediately. The + * asynchronous operation will continue until one of the following conditions + * is true: + * + * @li All of the data in the supplied basic_streambuf has been written. + * + * @li An error occurred. + * + * This operation is implemented in terms of zero or more calls to the stream's + * async_write_some function. + * + * @param s The stream to which the data is to be written. The type must support + * the AsyncWriteStream concept. + * + * @param b A basic_streambuf object from which data will be written. Ownership + * of the streambuf is retained by the caller, which must guarantee that it + * remains valid until the handler is called. + * + * @param handler The handler to be called when the write operation completes. + * Copies will be made of the handler as required. The function signature of the + * handler must be: + * @code void handler( + * const boost::system::error_code& error, // Result of operation. + * + * std::size_t bytes_transferred // Number of bytes written from the + * // buffers. If an error occurred, + * // this will be less than the sum + * // of the buffer sizes. + * ); @endcode + * Regardless of whether the asynchronous operation completes immediately or + * not, the handler will not be invoked from within this function. Invocation of + * the handler will be performed in a manner equivalent to using + * boost::asio::io_service::post(). + */ +template <typename AsyncWriteStream, typename Allocator, typename WriteHandler> +void async_write(AsyncWriteStream& s, basic_streambuf<Allocator>& b, + WriteHandler handler); + +/// Start an asynchronous operation to write a certain amount of data to a +/// stream. +/** + * This function is used to asynchronously write a certain number of bytes of + * data to a stream. The function call always returns immediately. The + * asynchronous operation will continue until one of the following conditions + * is true: + * + * @li All of the data in the supplied basic_streambuf has been written. + * + * @li The completion_condition function object returns 0. + * + * This operation is implemented in terms of zero or more calls to the stream's + * async_write_some function. + * + * @param s The stream to which the data is to be written. The type must support + * the AsyncWriteStream concept. + * + * @param b A basic_streambuf object from which data will be written. Ownership + * of the streambuf is retained by the caller, which must guarantee that it + * remains valid until the handler is called. + * + * @param completion_condition The function object to be called to determine + * whether the write operation is complete. The signature of the function object + * must be: + * @code std::size_t completion_condition( + * // Result of latest async_write_some operation. + * const boost::system::error_code& error, + * + * // Number of bytes transferred so far. + * std::size_t bytes_transferred + * ); @endcode + * A return value of 0 indicates that the write operation is complete. A + * non-zero return value indicates the maximum number of bytes to be written on + * the next call to the stream's async_write_some function. + * + * @param handler The handler to be called when the write operation completes. + * Copies will be made of the handler as required. The function signature of the + * handler must be: + * @code void handler( + * const boost::system::error_code& error, // Result of operation. + * + * std::size_t bytes_transferred // Number of bytes written from the + * // buffers. If an error occurred, + * // this will be less than the sum + * // of the buffer sizes. + * ); @endcode + * Regardless of whether the asynchronous operation completes immediately or + * not, the handler will not be invoked from within this function. Invocation of + * the handler will be performed in a manner equivalent to using + * boost::asio::io_service::post(). + */ +template <typename AsyncWriteStream, typename Allocator, + typename CompletionCondition, typename WriteHandler> +void async_write(AsyncWriteStream& s, basic_streambuf<Allocator>& b, + CompletionCondition completion_condition, WriteHandler handler); + +/*@}*/ + +} // namespace asio +} // namespace boost + +#include <boost/asio/impl/write.ipp> + +#include <boost/asio/detail/pop_options.hpp> + +#endif // BOOST_ASIO_WRITE_HPP |