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Diffstat (limited to 'src/third_party/boost-1.56.0/boost/asio/posix/basic_descriptor.hpp')
-rw-r--r-- | src/third_party/boost-1.56.0/boost/asio/posix/basic_descriptor.hpp | 492 |
1 files changed, 0 insertions, 492 deletions
diff --git a/src/third_party/boost-1.56.0/boost/asio/posix/basic_descriptor.hpp b/src/third_party/boost-1.56.0/boost/asio/posix/basic_descriptor.hpp deleted file mode 100644 index 81a91c44260..00000000000 --- a/src/third_party/boost-1.56.0/boost/asio/posix/basic_descriptor.hpp +++ /dev/null @@ -1,492 +0,0 @@ -// -// posix/basic_descriptor.hpp -// ~~~~~~~~~~~~~~~~~~~~~~~~~~ -// -// Copyright (c) 2003-2014 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_POSIX_BASIC_DESCRIPTOR_HPP -#define BOOST_ASIO_POSIX_BASIC_DESCRIPTOR_HPP - -#if defined(_MSC_VER) && (_MSC_VER >= 1200) -# pragma once -#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) - -#include <boost/asio/detail/config.hpp> - -#if defined(BOOST_ASIO_HAS_POSIX_STREAM_DESCRIPTOR) \ - || defined(GENERATING_DOCUMENTATION) - -#include <boost/asio/basic_io_object.hpp> -#include <boost/asio/detail/throw_error.hpp> -#include <boost/asio/error.hpp> -#include <boost/asio/posix/descriptor_base.hpp> - -#include <boost/asio/detail/push_options.hpp> - -namespace boost { -namespace asio { -namespace posix { - -/// Provides POSIX descriptor functionality. -/** - * The posix::basic_descriptor class template provides the ability to wrap a - * POSIX descriptor. - * - * @par Thread Safety - * @e Distinct @e objects: Safe.@n - * @e Shared @e objects: Unsafe. - */ -template <typename DescriptorService> -class basic_descriptor - : public basic_io_object<DescriptorService>, - public descriptor_base -{ -public: - /// (Deprecated: Use native_handle_type.) The native representation of a - /// descriptor. - typedef typename DescriptorService::native_handle_type native_type; - - /// The native representation of a descriptor. - typedef typename DescriptorService::native_handle_type native_handle_type; - - /// A basic_descriptor is always the lowest layer. - typedef basic_descriptor<DescriptorService> lowest_layer_type; - - /// Construct a basic_descriptor without opening it. - /** - * This constructor creates a descriptor without opening it. - * - * @param io_service The io_service object that the descriptor will use to - * dispatch handlers for any asynchronous operations performed on the - * descriptor. - */ - explicit basic_descriptor(boost::asio::io_service& io_service) - : basic_io_object<DescriptorService>(io_service) - { - } - - /// Construct a basic_descriptor on an existing native descriptor. - /** - * This constructor creates a descriptor object to hold an existing native - * descriptor. - * - * @param io_service The io_service object that the descriptor will use to - * dispatch handlers for any asynchronous operations performed on the - * descriptor. - * - * @param native_descriptor A native descriptor. - * - * @throws boost::system::system_error Thrown on failure. - */ - basic_descriptor(boost::asio::io_service& io_service, - const native_handle_type& native_descriptor) - : basic_io_object<DescriptorService>(io_service) - { - boost::system::error_code ec; - this->get_service().assign(this->get_implementation(), - native_descriptor, ec); - boost::asio::detail::throw_error(ec, "assign"); - } - -#if defined(BOOST_ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION) - /// Move-construct a basic_descriptor from another. - /** - * This constructor moves a descriptor from one object to another. - * - * @param other The other basic_descriptor object from which the move will - * occur. - * - * @note Following the move, the moved-from object is in the same state as if - * constructed using the @c basic_descriptor(io_service&) constructor. - */ - basic_descriptor(basic_descriptor&& other) - : basic_io_object<DescriptorService>( - BOOST_ASIO_MOVE_CAST(basic_descriptor)(other)) - { - } - - /// Move-assign a basic_descriptor from another. - /** - * This assignment operator moves a descriptor from one object to another. - * - * @param other The other basic_descriptor object from which the move will - * occur. - * - * @note Following the move, the moved-from object is in the same state as if - * constructed using the @c basic_descriptor(io_service&) constructor. - */ - basic_descriptor& operator=(basic_descriptor&& other) - { - basic_io_object<DescriptorService>::operator=( - BOOST_ASIO_MOVE_CAST(basic_descriptor)(other)); - return *this; - } -#endif // defined(BOOST_ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION) - - /// Get a reference to the lowest layer. - /** - * This function returns a reference to the lowest layer in a stack of - * layers. Since a basic_descriptor cannot contain any further layers, it - * simply returns a reference to itself. - * - * @return A reference to the lowest layer in the stack of layers. Ownership - * is not transferred to the caller. - */ - lowest_layer_type& lowest_layer() - { - return *this; - } - - /// Get a const reference to the lowest layer. - /** - * This function returns a const reference to the lowest layer in a stack of - * layers. Since a basic_descriptor cannot contain any further layers, it - * simply returns a reference to itself. - * - * @return A const reference to the lowest layer in the stack of layers. - * Ownership is not transferred to the caller. - */ - const lowest_layer_type& lowest_layer() const - { - return *this; - } - - /// Assign an existing native descriptor to the descriptor. - /* - * This function opens the descriptor to hold an existing native descriptor. - * - * @param native_descriptor A native descriptor. - * - * @throws boost::system::system_error Thrown on failure. - */ - void assign(const native_handle_type& native_descriptor) - { - boost::system::error_code ec; - this->get_service().assign(this->get_implementation(), - native_descriptor, ec); - boost::asio::detail::throw_error(ec, "assign"); - } - - /// Assign an existing native descriptor to the descriptor. - /* - * This function opens the descriptor to hold an existing native descriptor. - * - * @param native_descriptor A native descriptor. - * - * @param ec Set to indicate what error occurred, if any. - */ - boost::system::error_code assign(const native_handle_type& native_descriptor, - boost::system::error_code& ec) - { - return this->get_service().assign( - this->get_implementation(), native_descriptor, ec); - } - - /// Determine whether the descriptor is open. - bool is_open() const - { - return this->get_service().is_open(this->implementation); - } - - /// Close the descriptor. - /** - * This function is used to close the descriptor. Any asynchronous read or - * write operations will be cancelled immediately, and will complete with the - * boost::asio::error::operation_aborted error. - * - * @throws boost::system::system_error Thrown on failure. Note that, even if - * the function indicates an error, the underlying descriptor is closed. - */ - void close() - { - boost::system::error_code ec; - this->get_service().close(this->get_implementation(), ec); - boost::asio::detail::throw_error(ec, "close"); - } - - /// Close the descriptor. - /** - * This function is used to close the descriptor. Any asynchronous read or - * write operations will be cancelled immediately, and will complete with the - * boost::asio::error::operation_aborted error. - * - * @param ec Set to indicate what error occurred, if any. Note that, even if - * the function indicates an error, the underlying descriptor is closed. - */ - boost::system::error_code close(boost::system::error_code& ec) - { - return this->get_service().close(this->get_implementation(), ec); - } - - /// (Deprecated: Use native_handle().) Get the native descriptor - /// representation. - /** - * This function may be used to obtain the underlying representation of the - * descriptor. This is intended to allow access to native descriptor - * functionality that is not otherwise provided. - */ - native_type native() - { - return this->get_service().native_handle(this->implementation); - } - - /// Get the native descriptor representation. - /** - * This function may be used to obtain the underlying representation of the - * descriptor. This is intended to allow access to native descriptor - * functionality that is not otherwise provided. - */ - native_handle_type native_handle() - { - return this->get_service().native_handle(this->implementation); - } - - /// Release ownership of the native descriptor implementation. - /** - * This function may be used to obtain the underlying representation of the - * descriptor. After calling this function, @c is_open() returns false. The - * caller is responsible for closing the descriptor. - * - * All outstanding asynchronous read or write operations will finish - * immediately, and the handlers for cancelled operations will be passed the - * boost::asio::error::operation_aborted error. - */ - native_handle_type release() - { - return this->get_service().release(this->implementation); - } - - /// Cancel all asynchronous operations associated with the descriptor. - /** - * This function causes all outstanding asynchronous read or write operations - * to finish immediately, and the handlers for cancelled operations will be - * passed the boost::asio::error::operation_aborted error. - * - * @throws boost::system::system_error Thrown on failure. - */ - void cancel() - { - boost::system::error_code ec; - this->get_service().cancel(this->get_implementation(), ec); - boost::asio::detail::throw_error(ec, "cancel"); - } - - /// Cancel all asynchronous operations associated with the descriptor. - /** - * This function causes all outstanding asynchronous read or write operations - * to finish immediately, and the handlers for cancelled operations will be - * passed the boost::asio::error::operation_aborted error. - * - * @param ec Set to indicate what error occurred, if any. - */ - boost::system::error_code cancel(boost::system::error_code& ec) - { - return this->get_service().cancel(this->get_implementation(), ec); - } - - /// Perform an IO control command on the descriptor. - /** - * This function is used to execute an IO control command on the descriptor. - * - * @param command The IO control command to be performed on the descriptor. - * - * @throws boost::system::system_error Thrown on failure. - * - * @sa IoControlCommand @n - * boost::asio::posix::descriptor_base::bytes_readable @n - * boost::asio::posix::descriptor_base::non_blocking_io - * - * @par Example - * Getting the number of bytes ready to read: - * @code - * boost::asio::posix::stream_descriptor descriptor(io_service); - * ... - * boost::asio::posix::stream_descriptor::bytes_readable command; - * descriptor.io_control(command); - * std::size_t bytes_readable = command.get(); - * @endcode - */ - template <typename IoControlCommand> - void io_control(IoControlCommand& command) - { - boost::system::error_code ec; - this->get_service().io_control(this->get_implementation(), command, ec); - boost::asio::detail::throw_error(ec, "io_control"); - } - - /// Perform an IO control command on the descriptor. - /** - * This function is used to execute an IO control command on the descriptor. - * - * @param command The IO control command to be performed on the descriptor. - * - * @param ec Set to indicate what error occurred, if any. - * - * @sa IoControlCommand @n - * boost::asio::posix::descriptor_base::bytes_readable @n - * boost::asio::posix::descriptor_base::non_blocking_io - * - * @par Example - * Getting the number of bytes ready to read: - * @code - * boost::asio::posix::stream_descriptor descriptor(io_service); - * ... - * boost::asio::posix::stream_descriptor::bytes_readable command; - * boost::system::error_code ec; - * descriptor.io_control(command, ec); - * if (ec) - * { - * // An error occurred. - * } - * std::size_t bytes_readable = command.get(); - * @endcode - */ - template <typename IoControlCommand> - boost::system::error_code io_control(IoControlCommand& command, - boost::system::error_code& ec) - { - return this->get_service().io_control( - this->get_implementation(), command, ec); - } - - /// Gets the non-blocking mode of the descriptor. - /** - * @returns @c true if the descriptor's synchronous operations will fail with - * boost::asio::error::would_block if they are unable to perform the requested - * operation immediately. If @c false, synchronous operations will block - * until complete. - * - * @note The non-blocking mode has no effect on the behaviour of asynchronous - * operations. Asynchronous operations will never fail with the error - * boost::asio::error::would_block. - */ - bool non_blocking() const - { - return this->get_service().non_blocking(this->implementation); - } - - /// Sets the non-blocking mode of the descriptor. - /** - * @param mode If @c true, the descriptor's synchronous operations will fail - * with boost::asio::error::would_block if they are unable to perform the - * requested operation immediately. If @c false, synchronous operations will - * block until complete. - * - * @throws boost::system::system_error Thrown on failure. - * - * @note The non-blocking mode has no effect on the behaviour of asynchronous - * operations. Asynchronous operations will never fail with the error - * boost::asio::error::would_block. - */ - void non_blocking(bool mode) - { - boost::system::error_code ec; - this->get_service().non_blocking(this->get_implementation(), mode, ec); - boost::asio::detail::throw_error(ec, "non_blocking"); - } - - /// Sets the non-blocking mode of the descriptor. - /** - * @param mode If @c true, the descriptor's synchronous operations will fail - * with boost::asio::error::would_block if they are unable to perform the - * requested operation immediately. If @c false, synchronous operations will - * block until complete. - * - * @param ec Set to indicate what error occurred, if any. - * - * @note The non-blocking mode has no effect on the behaviour of asynchronous - * operations. Asynchronous operations will never fail with the error - * boost::asio::error::would_block. - */ - boost::system::error_code non_blocking( - bool mode, boost::system::error_code& ec) - { - return this->get_service().non_blocking( - this->get_implementation(), mode, ec); - } - - /// Gets the non-blocking mode of the native descriptor implementation. - /** - * This function is used to retrieve the non-blocking mode of the underlying - * native descriptor. This mode has no effect on the behaviour of the - * descriptor object's synchronous operations. - * - * @returns @c true if the underlying descriptor is in non-blocking mode and - * direct system calls may fail with boost::asio::error::would_block (or the - * equivalent system error). - * - * @note The current non-blocking mode is cached by the descriptor object. - * Consequently, the return value may be incorrect if the non-blocking mode - * was set directly on the native descriptor. - */ - bool native_non_blocking() const - { - return this->get_service().native_non_blocking(this->implementation); - } - - /// Sets the non-blocking mode of the native descriptor implementation. - /** - * This function is used to modify the non-blocking mode of the underlying - * native descriptor. It has no effect on the behaviour of the descriptor - * object's synchronous operations. - * - * @param mode If @c true, the underlying descriptor is put into non-blocking - * mode and direct system calls may fail with boost::asio::error::would_block - * (or the equivalent system error). - * - * @throws boost::system::system_error Thrown on failure. If the @c mode is - * @c false, but the current value of @c non_blocking() is @c true, this - * function fails with boost::asio::error::invalid_argument, as the - * combination does not make sense. - */ - void native_non_blocking(bool mode) - { - boost::system::error_code ec; - this->get_service().native_non_blocking( - this->get_implementation(), mode, ec); - boost::asio::detail::throw_error(ec, "native_non_blocking"); - } - - /// Sets the non-blocking mode of the native descriptor implementation. - /** - * This function is used to modify the non-blocking mode of the underlying - * native descriptor. It has no effect on the behaviour of the descriptor - * object's synchronous operations. - * - * @param mode If @c true, the underlying descriptor is put into non-blocking - * mode and direct system calls may fail with boost::asio::error::would_block - * (or the equivalent system error). - * - * @param ec Set to indicate what error occurred, if any. If the @c mode is - * @c false, but the current value of @c non_blocking() is @c true, this - * function fails with boost::asio::error::invalid_argument, as the - * combination does not make sense. - */ - boost::system::error_code native_non_blocking( - bool mode, boost::system::error_code& ec) - { - return this->get_service().native_non_blocking( - this->get_implementation(), mode, ec); - } - -protected: - /// Protected destructor to prevent deletion through this type. - ~basic_descriptor() - { - } -}; - -} // namespace posix -} // namespace asio -} // namespace boost - -#include <boost/asio/detail/pop_options.hpp> - -#endif // defined(BOOST_ASIO_HAS_POSIX_STREAM_DESCRIPTOR) - // || defined(GENERATING_DOCUMENTATION) - -#endif // BOOST_ASIO_POSIX_BASIC_DESCRIPTOR_HPP |