http://git-wip-us.apache.org/repos/asf/hadoop/blob/7a542fb3/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/basic_socket_acceptor.hpp ---------------------------------------------------------------------- diff --git a/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/basic_socket_acceptor.hpp b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/basic_socket_acceptor.hpp deleted file mode 100644 index f69f483..0000000 --- a/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/basic_socket_acceptor.hpp +++ /dev/null @@ -1,1136 +0,0 @@ -// -// basic_socket_acceptor.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 ASIO_BASIC_SOCKET_ACCEPTOR_HPP -#define ASIO_BASIC_SOCKET_ACCEPTOR_HPP - -#if defined(_MSC_VER) && (_MSC_VER >= 1200) -# pragma once -#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) - -#include "asio/detail/config.hpp" -#include "asio/basic_io_object.hpp" -#include "asio/basic_socket.hpp" -#include "asio/detail/handler_type_requirements.hpp" -#include "asio/detail/throw_error.hpp" -#include "asio/detail/type_traits.hpp" -#include "asio/error.hpp" -#include "asio/socket_acceptor_service.hpp" -#include "asio/socket_base.hpp" - -#include "asio/detail/push_options.hpp" - -namespace asio { - -/// Provides the ability to accept new connections. -/** - * The basic_socket_acceptor class template is used for accepting new socket - * connections. - * - * @par Thread Safety - * @e Distinct @e objects: Safe.@n - * @e Shared @e objects: Unsafe. - * - * @par Example - * Opening a socket acceptor with the SO_REUSEADDR option enabled: - * @code - * asio::ip::tcp::acceptor acceptor(io_service); - * asio::ip::tcp::endpoint endpoint(asio::ip::tcp::v4(), port); - * acceptor.open(endpoint.protocol()); - * acceptor.set_option(asio::ip::tcp::acceptor::reuse_address(true)); - * acceptor.bind(endpoint); - * acceptor.listen(); - * @endcode - */ -template <typename Protocol, - typename SocketAcceptorService = socket_acceptor_service<Protocol> > -class basic_socket_acceptor - : public basic_io_object<SocketAcceptorService>, - public socket_base -{ -public: - /// (Deprecated: Use native_handle_type.) The native representation of an - /// acceptor. - typedef typename SocketAcceptorService::native_handle_type native_type; - - /// The native representation of an acceptor. - typedef typename SocketAcceptorService::native_handle_type native_handle_type; - - /// The protocol type. - typedef Protocol protocol_type; - - /// The endpoint type. - typedef typename Protocol::endpoint endpoint_type; - - /// Construct an acceptor without opening it. - /** - * This constructor creates an acceptor without opening it to listen for new - * connections. The open() function must be called before the acceptor can - * accept new socket connections. - * - * @param io_service The io_service object that the acceptor will use to - * dispatch handlers for any asynchronous operations performed on the - * acceptor. - */ - explicit basic_socket_acceptor(asio::io_service& io_service) - : basic_io_object<SocketAcceptorService>(io_service) - { - } - - /// Construct an open acceptor. - /** - * This constructor creates an acceptor and automatically opens it. - * - * @param io_service The io_service object that the acceptor will use to - * dispatch handlers for any asynchronous operations performed on the - * acceptor. - * - * @param protocol An object specifying protocol parameters to be used. - * - * @throws asio::system_error Thrown on failure. - */ - basic_socket_acceptor(asio::io_service& io_service, - const protocol_type& protocol) - : basic_io_object<SocketAcceptorService>(io_service) - { - asio::error_code ec; - this->get_service().open(this->get_implementation(), protocol, ec); - asio::detail::throw_error(ec, "open"); - } - - /// Construct an acceptor opened on the given endpoint. - /** - * This constructor creates an acceptor and automatically opens it to listen - * for new connections on the specified endpoint. - * - * @param io_service The io_service object that the acceptor will use to - * dispatch handlers for any asynchronous operations performed on the - * acceptor. - * - * @param endpoint An endpoint on the local machine on which the acceptor - * will listen for new connections. - * - * @param reuse_addr Whether the constructor should set the socket option - * socket_base::reuse_address. - * - * @throws asio::system_error Thrown on failure. - * - * @note This constructor is equivalent to the following code: - * @code - * basic_socket_acceptor<Protocol> acceptor(io_service); - * acceptor.open(endpoint.protocol()); - * if (reuse_addr) - * acceptor.set_option(socket_base::reuse_address(true)); - * acceptor.bind(endpoint); - * acceptor.listen(listen_backlog); - * @endcode - */ - basic_socket_acceptor(asio::io_service& io_service, - const endpoint_type& endpoint, bool reuse_addr = true) - : basic_io_object<SocketAcceptorService>(io_service) - { - asio::error_code ec; - const protocol_type protocol = endpoint.protocol(); - this->get_service().open(this->get_implementation(), protocol, ec); - asio::detail::throw_error(ec, "open"); - if (reuse_addr) - { - this->get_service().set_option(this->get_implementation(), - socket_base::reuse_address(true), ec); - asio::detail::throw_error(ec, "set_option"); - } - this->get_service().bind(this->get_implementation(), endpoint, ec); - asio::detail::throw_error(ec, "bind"); - this->get_service().listen(this->get_implementation(), - socket_base::max_connections, ec); - asio::detail::throw_error(ec, "listen"); - } - - /// Construct a basic_socket_acceptor on an existing native acceptor. - /** - * This constructor creates an acceptor object to hold an existing native - * acceptor. - * - * @param io_service The io_service object that the acceptor will use to - * dispatch handlers for any asynchronous operations performed on the - * acceptor. - * - * @param protocol An object specifying protocol parameters to be used. - * - * @param native_acceptor A native acceptor. - * - * @throws asio::system_error Thrown on failure. - */ - basic_socket_acceptor(asio::io_service& io_service, - const protocol_type& protocol, const native_handle_type& native_acceptor) - : basic_io_object<SocketAcceptorService>(io_service) - { - asio::error_code ec; - this->get_service().assign(this->get_implementation(), - protocol, native_acceptor, ec); - asio::detail::throw_error(ec, "assign"); - } - -#if defined(ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION) - /// Move-construct a basic_socket_acceptor from another. - /** - * This constructor moves an acceptor from one object to another. - * - * @param other The other basic_socket_acceptor 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_socket_acceptor(io_service&) constructor. - */ - basic_socket_acceptor(basic_socket_acceptor&& other) - : basic_io_object<SocketAcceptorService>( - ASIO_MOVE_CAST(basic_socket_acceptor)(other)) - { - } - - /// Move-assign a basic_socket_acceptor from another. - /** - * This assignment operator moves an acceptor from one object to another. - * - * @param other The other basic_socket_acceptor 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_socket_acceptor(io_service&) constructor. - */ - basic_socket_acceptor& operator=(basic_socket_acceptor&& other) - { - basic_io_object<SocketAcceptorService>::operator=( - ASIO_MOVE_CAST(basic_socket_acceptor)(other)); - return *this; - } - - // All socket acceptors have access to each other's implementations. - template <typename Protocol1, typename SocketAcceptorService1> - friend class basic_socket_acceptor; - - /// Move-construct a basic_socket_acceptor from an acceptor of another - /// protocol type. - /** - * This constructor moves an acceptor from one object to another. - * - * @param other The other basic_socket_acceptor 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_socket(io_service&) constructor. - */ - template <typename Protocol1, typename SocketAcceptorService1> - basic_socket_acceptor( - basic_socket_acceptor<Protocol1, SocketAcceptorService1>&& other, - typename enable_if<is_convertible<Protocol1, Protocol>::value>::type* = 0) - : basic_io_object<SocketAcceptorService>(other.get_io_service()) - { - this->get_service().template converting_move_construct<Protocol1>( - this->get_implementation(), other.get_implementation()); - } - - /// Move-assign a basic_socket_acceptor from an acceptor of another protocol - /// type. - /** - * This assignment operator moves an acceptor from one object to another. - * - * @param other The other basic_socket_acceptor 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_socket(io_service&) constructor. - */ - template <typename Protocol1, typename SocketAcceptorService1> - typename enable_if<is_convertible<Protocol1, Protocol>::value, - basic_socket_acceptor>::type& operator=( - basic_socket_acceptor<Protocol1, SocketAcceptorService1>&& other) - { - basic_socket_acceptor tmp(ASIO_MOVE_CAST2(basic_socket_acceptor< - Protocol1, SocketAcceptorService1>)(other)); - basic_io_object<SocketAcceptorService>::operator=( - ASIO_MOVE_CAST(basic_socket_acceptor)(tmp)); - return *this; - } -#endif // defined(ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION) - - /// Open the acceptor using the specified protocol. - /** - * This function opens the socket acceptor so that it will use the specified - * protocol. - * - * @param protocol An object specifying which protocol is to be used. - * - * @throws asio::system_error Thrown on failure. - * - * @par Example - * @code - * asio::ip::tcp::acceptor acceptor(io_service); - * acceptor.open(asio::ip::tcp::v4()); - * @endcode - */ - void open(const protocol_type& protocol = protocol_type()) - { - asio::error_code ec; - this->get_service().open(this->get_implementation(), protocol, ec); - asio::detail::throw_error(ec, "open"); - } - - /// Open the acceptor using the specified protocol. - /** - * This function opens the socket acceptor so that it will use the specified - * protocol. - * - * @param protocol An object specifying which protocol is to be used. - * - * @param ec Set to indicate what error occurred, if any. - * - * @par Example - * @code - * asio::ip::tcp::acceptor acceptor(io_service); - * asio::error_code ec; - * acceptor.open(asio::ip::tcp::v4(), ec); - * if (ec) - * { - * // An error occurred. - * } - * @endcode - */ - asio::error_code open(const protocol_type& protocol, - asio::error_code& ec) - { - return this->get_service().open(this->get_implementation(), protocol, ec); - } - - /// Assigns an existing native acceptor to the acceptor. - /* - * This function opens the acceptor to hold an existing native acceptor. - * - * @param protocol An object specifying which protocol is to be used. - * - * @param native_acceptor A native acceptor. - * - * @throws asio::system_error Thrown on failure. - */ - void assign(const protocol_type& protocol, - const native_handle_type& native_acceptor) - { - asio::error_code ec; - this->get_service().assign(this->get_implementation(), - protocol, native_acceptor, ec); - asio::detail::throw_error(ec, "assign"); - } - - /// Assigns an existing native acceptor to the acceptor. - /* - * This function opens the acceptor to hold an existing native acceptor. - * - * @param protocol An object specifying which protocol is to be used. - * - * @param native_acceptor A native acceptor. - * - * @param ec Set to indicate what error occurred, if any. - */ - asio::error_code assign(const protocol_type& protocol, - const native_handle_type& native_acceptor, asio::error_code& ec) - { - return this->get_service().assign(this->get_implementation(), - protocol, native_acceptor, ec); - } - - /// Determine whether the acceptor is open. - bool is_open() const - { - return this->get_service().is_open(this->get_implementation()); - } - - /// Bind the acceptor to the given local endpoint. - /** - * This function binds the socket acceptor to the specified endpoint on the - * local machine. - * - * @param endpoint An endpoint on the local machine to which the socket - * acceptor will be bound. - * - * @throws asio::system_error Thrown on failure. - * - * @par Example - * @code - * asio::ip::tcp::acceptor acceptor(io_service); - * asio::ip::tcp::endpoint endpoint(asio::ip::tcp::v4(), 12345); - * acceptor.open(endpoint.protocol()); - * acceptor.bind(endpoint); - * @endcode - */ - void bind(const endpoint_type& endpoint) - { - asio::error_code ec; - this->get_service().bind(this->get_implementation(), endpoint, ec); - asio::detail::throw_error(ec, "bind"); - } - - /// Bind the acceptor to the given local endpoint. - /** - * This function binds the socket acceptor to the specified endpoint on the - * local machine. - * - * @param endpoint An endpoint on the local machine to which the socket - * acceptor will be bound. - * - * @param ec Set to indicate what error occurred, if any. - * - * @par Example - * @code - * asio::ip::tcp::acceptor acceptor(io_service); - * asio::ip::tcp::endpoint endpoint(asio::ip::tcp::v4(), 12345); - * acceptor.open(endpoint.protocol()); - * asio::error_code ec; - * acceptor.bind(endpoint, ec); - * if (ec) - * { - * // An error occurred. - * } - * @endcode - */ - asio::error_code bind(const endpoint_type& endpoint, - asio::error_code& ec) - { - return this->get_service().bind(this->get_implementation(), endpoint, ec); - } - - /// Place the acceptor into the state where it will listen for new - /// connections. - /** - * This function puts the socket acceptor into the state where it may accept - * new connections. - * - * @param backlog The maximum length of the queue of pending connections. - * - * @throws asio::system_error Thrown on failure. - */ - void listen(int backlog = socket_base::max_connections) - { - asio::error_code ec; - this->get_service().listen(this->get_implementation(), backlog, ec); - asio::detail::throw_error(ec, "listen"); - } - - /// Place the acceptor into the state where it will listen for new - /// connections. - /** - * This function puts the socket acceptor into the state where it may accept - * new connections. - * - * @param backlog The maximum length of the queue of pending connections. - * - * @param ec Set to indicate what error occurred, if any. - * - * @par Example - * @code - * asio::ip::tcp::acceptor acceptor(io_service); - * ... - * asio::error_code ec; - * acceptor.listen(asio::socket_base::max_connections, ec); - * if (ec) - * { - * // An error occurred. - * } - * @endcode - */ - asio::error_code listen(int backlog, asio::error_code& ec) - { - return this->get_service().listen(this->get_implementation(), backlog, ec); - } - - /// Close the acceptor. - /** - * This function is used to close the acceptor. Any asynchronous accept - * operations will be cancelled immediately. - * - * A subsequent call to open() is required before the acceptor can again be - * used to again perform socket accept operations. - * - * @throws asio::system_error Thrown on failure. - */ - void close() - { - asio::error_code ec; - this->get_service().close(this->get_implementation(), ec); - asio::detail::throw_error(ec, "close"); - } - - /// Close the acceptor. - /** - * This function is used to close the acceptor. Any asynchronous accept - * operations will be cancelled immediately. - * - * A subsequent call to open() is required before the acceptor can again be - * used to again perform socket accept operations. - * - * @param ec Set to indicate what error occurred, if any. - * - * @par Example - * @code - * asio::ip::tcp::acceptor acceptor(io_service); - * ... - * asio::error_code ec; - * acceptor.close(ec); - * if (ec) - * { - * // An error occurred. - * } - * @endcode - */ - asio::error_code close(asio::error_code& ec) - { - return this->get_service().close(this->get_implementation(), ec); - } - - /// (Deprecated: Use native_handle().) Get the native acceptor representation. - /** - * This function may be used to obtain the underlying representation of the - * acceptor. This is intended to allow access to native acceptor functionality - * that is not otherwise provided. - */ - native_type native() - { - return this->get_service().native_handle(this->get_implementation()); - } - - /// Get the native acceptor representation. - /** - * This function may be used to obtain the underlying representation of the - * acceptor. This is intended to allow access to native acceptor functionality - * that is not otherwise provided. - */ - native_handle_type native_handle() - { - return this->get_service().native_handle(this->get_implementation()); - } - - /// Cancel all asynchronous operations associated with the acceptor. - /** - * This function causes all outstanding asynchronous connect, send and receive - * operations to finish immediately, and the handlers for cancelled operations - * will be passed the asio::error::operation_aborted error. - * - * @throws asio::system_error Thrown on failure. - */ - void cancel() - { - asio::error_code ec; - this->get_service().cancel(this->get_implementation(), ec); - asio::detail::throw_error(ec, "cancel"); - } - - /// Cancel all asynchronous operations associated with the acceptor. - /** - * This function causes all outstanding asynchronous connect, send and receive - * operations to finish immediately, and the handlers for cancelled operations - * will be passed the asio::error::operation_aborted error. - * - * @param ec Set to indicate what error occurred, if any. - */ - asio::error_code cancel(asio::error_code& ec) - { - return this->get_service().cancel(this->get_implementation(), ec); - } - - /// Set an option on the acceptor. - /** - * This function is used to set an option on the acceptor. - * - * @param option The new option value to be set on the acceptor. - * - * @throws asio::system_error Thrown on failure. - * - * @sa SettableSocketOption @n - * asio::socket_base::reuse_address - * asio::socket_base::enable_connection_aborted - * - * @par Example - * Setting the SOL_SOCKET/SO_REUSEADDR option: - * @code - * asio::ip::tcp::acceptor acceptor(io_service); - * ... - * asio::ip::tcp::acceptor::reuse_address option(true); - * acceptor.set_option(option); - * @endcode - */ - template <typename SettableSocketOption> - void set_option(const SettableSocketOption& option) - { - asio::error_code ec; - this->get_service().set_option(this->get_implementation(), option, ec); - asio::detail::throw_error(ec, "set_option"); - } - - /// Set an option on the acceptor. - /** - * This function is used to set an option on the acceptor. - * - * @param option The new option value to be set on the acceptor. - * - * @param ec Set to indicate what error occurred, if any. - * - * @sa SettableSocketOption @n - * asio::socket_base::reuse_address - * asio::socket_base::enable_connection_aborted - * - * @par Example - * Setting the SOL_SOCKET/SO_REUSEADDR option: - * @code - * asio::ip::tcp::acceptor acceptor(io_service); - * ... - * asio::ip::tcp::acceptor::reuse_address option(true); - * asio::error_code ec; - * acceptor.set_option(option, ec); - * if (ec) - * { - * // An error occurred. - * } - * @endcode - */ - template <typename SettableSocketOption> - asio::error_code set_option(const SettableSocketOption& option, - asio::error_code& ec) - { - return this->get_service().set_option( - this->get_implementation(), option, ec); - } - - /// Get an option from the acceptor. - /** - * This function is used to get the current value of an option on the - * acceptor. - * - * @param option The option value to be obtained from the acceptor. - * - * @throws asio::system_error Thrown on failure. - * - * @sa GettableSocketOption @n - * asio::socket_base::reuse_address - * - * @par Example - * Getting the value of the SOL_SOCKET/SO_REUSEADDR option: - * @code - * asio::ip::tcp::acceptor acceptor(io_service); - * ... - * asio::ip::tcp::acceptor::reuse_address option; - * acceptor.get_option(option); - * bool is_set = option.get(); - * @endcode - */ - template <typename GettableSocketOption> - void get_option(GettableSocketOption& option) - { - asio::error_code ec; - this->get_service().get_option(this->get_implementation(), option, ec); - asio::detail::throw_error(ec, "get_option"); - } - - /// Get an option from the acceptor. - /** - * This function is used to get the current value of an option on the - * acceptor. - * - * @param option The option value to be obtained from the acceptor. - * - * @param ec Set to indicate what error occurred, if any. - * - * @sa GettableSocketOption @n - * asio::socket_base::reuse_address - * - * @par Example - * Getting the value of the SOL_SOCKET/SO_REUSEADDR option: - * @code - * asio::ip::tcp::acceptor acceptor(io_service); - * ... - * asio::ip::tcp::acceptor::reuse_address option; - * asio::error_code ec; - * acceptor.get_option(option, ec); - * if (ec) - * { - * // An error occurred. - * } - * bool is_set = option.get(); - * @endcode - */ - template <typename GettableSocketOption> - asio::error_code get_option(GettableSocketOption& option, - asio::error_code& ec) - { - return this->get_service().get_option( - this->get_implementation(), option, ec); - } - - /// Perform an IO control command on the acceptor. - /** - * This function is used to execute an IO control command on the acceptor. - * - * @param command The IO control command to be performed on the acceptor. - * - * @throws asio::system_error Thrown on failure. - * - * @sa IoControlCommand @n - * asio::socket_base::non_blocking_io - * - * @par Example - * Getting the number of bytes ready to read: - * @code - * asio::ip::tcp::acceptor acceptor(io_service); - * ... - * asio::ip::tcp::acceptor::non_blocking_io command(true); - * socket.io_control(command); - * @endcode - */ - template <typename IoControlCommand> - void io_control(IoControlCommand& command) - { - asio::error_code ec; - this->get_service().io_control(this->get_implementation(), command, ec); - asio::detail::throw_error(ec, "io_control"); - } - - /// Perform an IO control command on the acceptor. - /** - * This function is used to execute an IO control command on the acceptor. - * - * @param command The IO control command to be performed on the acceptor. - * - * @param ec Set to indicate what error occurred, if any. - * - * @sa IoControlCommand @n - * asio::socket_base::non_blocking_io - * - * @par Example - * Getting the number of bytes ready to read: - * @code - * asio::ip::tcp::acceptor acceptor(io_service); - * ... - * asio::ip::tcp::acceptor::non_blocking_io command(true); - * asio::error_code ec; - * socket.io_control(command, ec); - * if (ec) - * { - * // An error occurred. - * } - * @endcode - */ - template <typename IoControlCommand> - asio::error_code io_control(IoControlCommand& command, - asio::error_code& ec) - { - return this->get_service().io_control( - this->get_implementation(), command, ec); - } - - /// Gets the non-blocking mode of the acceptor. - /** - * @returns @c true if the acceptor's synchronous operations will fail with - * 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 - * asio::error::would_block. - */ - bool non_blocking() const - { - return this->get_service().non_blocking(this->get_implementation()); - } - - /// Sets the non-blocking mode of the acceptor. - /** - * @param mode If @c true, the acceptor's synchronous operations will fail - * with asio::error::would_block if they are unable to perform the - * requested operation immediately. If @c false, synchronous operations will - * block until complete. - * - * @throws asio::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 - * asio::error::would_block. - */ - void non_blocking(bool mode) - { - asio::error_code ec; - this->get_service().non_blocking(this->get_implementation(), mode, ec); - asio::detail::throw_error(ec, "non_blocking"); - } - - /// Sets the non-blocking mode of the acceptor. - /** - * @param mode If @c true, the acceptor's synchronous operations will fail - * with 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 - * asio::error::would_block. - */ - asio::error_code non_blocking( - bool mode, asio::error_code& ec) - { - return this->get_service().non_blocking( - this->get_implementation(), mode, ec); - } - - /// Gets the non-blocking mode of the native acceptor implementation. - /** - * This function is used to retrieve the non-blocking mode of the underlying - * native acceptor. This mode has no effect on the behaviour of the acceptor - * object's synchronous operations. - * - * @returns @c true if the underlying acceptor is in non-blocking mode and - * direct system calls may fail with asio::error::would_block (or the - * equivalent system error). - * - * @note The current non-blocking mode is cached by the acceptor object. - * Consequently, the return value may be incorrect if the non-blocking mode - * was set directly on the native acceptor. - */ - bool native_non_blocking() const - { - return this->get_service().native_non_blocking(this->get_implementation()); - } - - /// Sets the non-blocking mode of the native acceptor implementation. - /** - * This function is used to modify the non-blocking mode of the underlying - * native acceptor. It has no effect on the behaviour of the acceptor object's - * synchronous operations. - * - * @param mode If @c true, the underlying acceptor is put into non-blocking - * mode and direct system calls may fail with asio::error::would_block - * (or the equivalent system error). - * - * @throws asio::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 asio::error::invalid_argument, as the - * combination does not make sense. - */ - void native_non_blocking(bool mode) - { - asio::error_code ec; - this->get_service().native_non_blocking( - this->get_implementation(), mode, ec); - asio::detail::throw_error(ec, "native_non_blocking"); - } - - /// Sets the non-blocking mode of the native acceptor implementation. - /** - * This function is used to modify the non-blocking mode of the underlying - * native acceptor. It has no effect on the behaviour of the acceptor object's - * synchronous operations. - * - * @param mode If @c true, the underlying acceptor is put into non-blocking - * mode and direct system calls may fail with 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 asio::error::invalid_argument, as the - * combination does not make sense. - */ - asio::error_code native_non_blocking( - bool mode, asio::error_code& ec) - { - return this->get_service().native_non_blocking( - this->get_implementation(), mode, ec); - } - - /// Get the local endpoint of the acceptor. - /** - * This function is used to obtain the locally bound endpoint of the acceptor. - * - * @returns An object that represents the local endpoint of the acceptor. - * - * @throws asio::system_error Thrown on failure. - * - * @par Example - * @code - * asio::ip::tcp::acceptor acceptor(io_service); - * ... - * asio::ip::tcp::endpoint endpoint = acceptor.local_endpoint(); - * @endcode - */ - endpoint_type local_endpoint() const - { - asio::error_code ec; - endpoint_type ep = this->get_service().local_endpoint( - this->get_implementation(), ec); - asio::detail::throw_error(ec, "local_endpoint"); - return ep; - } - - /// Get the local endpoint of the acceptor. - /** - * This function is used to obtain the locally bound endpoint of the acceptor. - * - * @param ec Set to indicate what error occurred, if any. - * - * @returns An object that represents the local endpoint of the acceptor. - * Returns a default-constructed endpoint object if an error occurred and the - * error handler did not throw an exception. - * - * @par Example - * @code - * asio::ip::tcp::acceptor acceptor(io_service); - * ... - * asio::error_code ec; - * asio::ip::tcp::endpoint endpoint = acceptor.local_endpoint(ec); - * if (ec) - * { - * // An error occurred. - * } - * @endcode - */ - endpoint_type local_endpoint(asio::error_code& ec) const - { - return this->get_service().local_endpoint(this->get_implementation(), ec); - } - - /// Accept a new connection. - /** - * This function is used to accept a new connection from a peer into the - * given socket. The function call will block until a new connection has been - * accepted successfully or an error occurs. - * - * @param peer The socket into which the new connection will be accepted. - * - * @throws asio::system_error Thrown on failure. - * - * @par Example - * @code - * asio::ip::tcp::acceptor acceptor(io_service); - * ... - * asio::ip::tcp::socket socket(io_service); - * acceptor.accept(socket); - * @endcode - */ - template <typename Protocol1, typename SocketService> - void accept(basic_socket<Protocol1, SocketService>& peer, - typename enable_if<is_convertible<Protocol, Protocol1>::value>::type* = 0) - { - asio::error_code ec; - this->get_service().accept(this->get_implementation(), - peer, static_cast<endpoint_type*>(0), ec); - asio::detail::throw_error(ec, "accept"); - } - - /// Accept a new connection. - /** - * This function is used to accept a new connection from a peer into the - * given socket. The function call will block until a new connection has been - * accepted successfully or an error occurs. - * - * @param peer The socket into which the new connection will be accepted. - * - * @param ec Set to indicate what error occurred, if any. - * - * @par Example - * @code - * asio::ip::tcp::acceptor acceptor(io_service); - * ... - * asio::ip::tcp::soocket socket(io_service); - * asio::error_code ec; - * acceptor.accept(socket, ec); - * if (ec) - * { - * // An error occurred. - * } - * @endcode - */ - template <typename Protocol1, typename SocketService> - asio::error_code accept( - basic_socket<Protocol1, SocketService>& peer, - asio::error_code& ec, - typename enable_if<is_convertible<Protocol, Protocol1>::value>::type* = 0) - { - return this->get_service().accept(this->get_implementation(), - peer, static_cast<endpoint_type*>(0), ec); - } - - /// Start an asynchronous accept. - /** - * This function is used to asynchronously accept a new connection into a - * socket. The function call always returns immediately. - * - * @param peer The socket into which the new connection will be accepted. - * Ownership of the peer object is retained by the caller, which must - * guarantee that it is valid until the handler is called. - * - * @param handler The handler to be called when the accept operation - * completes. Copies will be made of the handler as required. The function - * signature of the handler must be: - * @code void handler( - * const asio::error_code& error // Result of operation. - * ); @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 - * asio::io_service::post(). - * - * @par Example - * @code - * void accept_handler(const asio::error_code& error) - * { - * if (!error) - * { - * // Accept succeeded. - * } - * } - * - * ... - * - * asio::ip::tcp::acceptor acceptor(io_service); - * ... - * asio::ip::tcp::socket socket(io_service); - * acceptor.async_accept(socket, accept_handler); - * @endcode - */ - template <typename Protocol1, typename SocketService, typename AcceptHandler> - ASIO_INITFN_RESULT_TYPE(AcceptHandler, - void (asio::error_code)) - async_accept(basic_socket<Protocol1, SocketService>& peer, - ASIO_MOVE_ARG(AcceptHandler) handler, - typename enable_if<is_convertible<Protocol, Protocol1>::value>::type* = 0) - { - // If you get an error on the following line it means that your handler does - // not meet the documented type requirements for a AcceptHandler. - ASIO_ACCEPT_HANDLER_CHECK(AcceptHandler, handler) type_check; - - return this->get_service().async_accept(this->get_implementation(), - peer, static_cast<endpoint_type*>(0), - ASIO_MOVE_CAST(AcceptHandler)(handler)); - } - - /// Accept a new connection and obtain the endpoint of the peer - /** - * This function is used to accept a new connection from a peer into the - * given socket, and additionally provide the endpoint of the remote peer. - * The function call will block until a new connection has been accepted - * successfully or an error occurs. - * - * @param peer The socket into which the new connection will be accepted. - * - * @param peer_endpoint An endpoint object which will receive the endpoint of - * the remote peer. - * - * @throws asio::system_error Thrown on failure. - * - * @par Example - * @code - * asio::ip::tcp::acceptor acceptor(io_service); - * ... - * asio::ip::tcp::socket socket(io_service); - * asio::ip::tcp::endpoint endpoint; - * acceptor.accept(socket, endpoint); - * @endcode - */ - template <typename SocketService> - void accept(basic_socket<protocol_type, SocketService>& peer, - endpoint_type& peer_endpoint) - { - asio::error_code ec; - this->get_service().accept(this->get_implementation(), - peer, &peer_endpoint, ec); - asio::detail::throw_error(ec, "accept"); - } - - /// Accept a new connection and obtain the endpoint of the peer - /** - * This function is used to accept a new connection from a peer into the - * given socket, and additionally provide the endpoint of the remote peer. - * The function call will block until a new connection has been accepted - * successfully or an error occurs. - * - * @param peer The socket into which the new connection will be accepted. - * - * @param peer_endpoint An endpoint object which will receive the endpoint of - * the remote peer. - * - * @param ec Set to indicate what error occurred, if any. - * - * @par Example - * @code - * asio::ip::tcp::acceptor acceptor(io_service); - * ... - * asio::ip::tcp::socket socket(io_service); - * asio::ip::tcp::endpoint endpoint; - * asio::error_code ec; - * acceptor.accept(socket, endpoint, ec); - * if (ec) - * { - * // An error occurred. - * } - * @endcode - */ - template <typename SocketService> - asio::error_code accept( - basic_socket<protocol_type, SocketService>& peer, - endpoint_type& peer_endpoint, asio::error_code& ec) - { - return this->get_service().accept( - this->get_implementation(), peer, &peer_endpoint, ec); - } - - /// Start an asynchronous accept. - /** - * This function is used to asynchronously accept a new connection into a - * socket, and additionally obtain the endpoint of the remote peer. The - * function call always returns immediately. - * - * @param peer The socket into which the new connection will be accepted. - * Ownership of the peer object is retained by the caller, which must - * guarantee that it is valid until the handler is called. - * - * @param peer_endpoint An endpoint object into which the endpoint of the - * remote peer will be written. Ownership of the peer_endpoint object is - * retained by the caller, which must guarantee that it is valid until the - * handler is called. - * - * @param handler The handler to be called when the accept operation - * completes. Copies will be made of the handler as required. The function - * signature of the handler must be: - * @code void handler( - * const asio::error_code& error // Result of operation. - * ); @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 - * asio::io_service::post(). - */ - template <typename SocketService, typename AcceptHandler> - ASIO_INITFN_RESULT_TYPE(AcceptHandler, - void (asio::error_code)) - async_accept(basic_socket<protocol_type, SocketService>& peer, - endpoint_type& peer_endpoint, ASIO_MOVE_ARG(AcceptHandler) handler) - { - // If you get an error on the following line it means that your handler does - // not meet the documented type requirements for a AcceptHandler. - ASIO_ACCEPT_HANDLER_CHECK(AcceptHandler, handler) type_check; - - return this->get_service().async_accept(this->get_implementation(), peer, - &peer_endpoint, ASIO_MOVE_CAST(AcceptHandler)(handler)); - } -}; - -} // namespace asio - -#include "asio/detail/pop_options.hpp" - -#endif // ASIO_BASIC_SOCKET_ACCEPTOR_HPP
http://git-wip-us.apache.org/repos/asf/hadoop/blob/7a542fb3/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/basic_socket_iostream.hpp ---------------------------------------------------------------------- diff --git a/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/basic_socket_iostream.hpp b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/basic_socket_iostream.hpp deleted file mode 100644 index 8175402..0000000 --- a/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/basic_socket_iostream.hpp +++ /dev/null @@ -1,286 +0,0 @@ -// -// basic_socket_iostream.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 ASIO_BASIC_SOCKET_IOSTREAM_HPP -#define ASIO_BASIC_SOCKET_IOSTREAM_HPP - -#if defined(_MSC_VER) && (_MSC_VER >= 1200) -# pragma once -#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) - -#include "asio/detail/config.hpp" - -#if !defined(ASIO_NO_IOSTREAM) - -#include <istream> -#include <ostream> -#include "asio/basic_socket_streambuf.hpp" -#include "asio/stream_socket_service.hpp" - -#if !defined(ASIO_HAS_VARIADIC_TEMPLATES) - -# include "asio/detail/variadic_templates.hpp" - -// A macro that should expand to: -// template <typename T1, ..., typename Tn> -// explicit basic_socket_iostream(T1 x1, ..., Tn xn) -// : std::basic_iostream<char>( -// &this->detail::socket_iostream_base< -// Protocol, StreamSocketService, Time, -// TimeTraits, TimerService>::streambuf_) -// { -// if (rdbuf()->connect(x1, ..., xn) == 0) -// this->setstate(std::ios_base::failbit); -// } -// This macro should only persist within this file. - -# define ASIO_PRIVATE_CTR_DEF(n) \ - template <ASIO_VARIADIC_TPARAMS(n)> \ - explicit basic_socket_iostream(ASIO_VARIADIC_PARAMS(n)) \ - : std::basic_iostream<char>( \ - &this->detail::socket_iostream_base< \ - Protocol, StreamSocketService, Time, \ - TimeTraits, TimerService>::streambuf_) \ - { \ - this->setf(std::ios_base::unitbuf); \ - if (rdbuf()->connect(ASIO_VARIADIC_ARGS(n)) == 0) \ - this->setstate(std::ios_base::failbit); \ - } \ - /**/ - -// A macro that should expand to: -// template <typename T1, ..., typename Tn> -// void connect(T1 x1, ..., Tn xn) -// { -// if (rdbuf()->connect(x1, ..., xn) == 0) -// this->setstate(std::ios_base::failbit); -// } -// This macro should only persist within this file. - -# define ASIO_PRIVATE_CONNECT_DEF(n) \ - template <ASIO_VARIADIC_TPARAMS(n)> \ - void connect(ASIO_VARIADIC_PARAMS(n)) \ - { \ - if (rdbuf()->connect(ASIO_VARIADIC_ARGS(n)) == 0) \ - this->setstate(std::ios_base::failbit); \ - } \ - /**/ - -#endif // !defined(ASIO_HAS_VARIADIC_TEMPLATES) - -#include "asio/detail/push_options.hpp" - -namespace asio { -namespace detail { - -// A separate base class is used to ensure that the streambuf is initialised -// prior to the basic_socket_iostream's basic_iostream base class. -template <typename Protocol, typename StreamSocketService, - typename Time, typename TimeTraits, typename TimerService> -class socket_iostream_base -{ -protected: - basic_socket_streambuf<Protocol, StreamSocketService, - Time, TimeTraits, TimerService> streambuf_; -}; - -} - -/// Iostream interface for a socket. -template <typename Protocol, - typename StreamSocketService = stream_socket_service<Protocol>, -#if defined(ASIO_HAS_BOOST_DATE_TIME) \ - || defined(GENERATING_DOCUMENTATION) - typename Time = boost::posix_time::ptime, - typename TimeTraits = asio::time_traits<Time>, - typename TimerService = deadline_timer_service<Time, TimeTraits> > -#else - typename Time = steady_timer::clock_type, - typename TimeTraits = steady_timer::traits_type, - typename TimerService = steady_timer::service_type> -#endif -class basic_socket_iostream - : private detail::socket_iostream_base<Protocol, - StreamSocketService, Time, TimeTraits, TimerService>, - public std::basic_iostream<char> -{ -private: - // These typedefs are intended keep this class's implementation independent - // of whether it's using Boost.DateTime, Boost.Chrono or std::chrono. -#if defined(ASIO_HAS_BOOST_DATE_TIME) - typedef TimeTraits traits_helper; -#else - typedef detail::chrono_time_traits<Time, TimeTraits> traits_helper; -#endif - -public: - /// The endpoint type. - typedef typename Protocol::endpoint endpoint_type; - -#if defined(GENERATING_DOCUMENTATION) - /// The time type. - typedef typename TimeTraits::time_type time_type; - - /// The duration type. - typedef typename TimeTraits::duration_type duration_type; -#else - typedef typename traits_helper::time_type time_type; - typedef typename traits_helper::duration_type duration_type; -#endif - - /// Construct a basic_socket_iostream without establishing a connection. - basic_socket_iostream() - : std::basic_iostream<char>( - &this->detail::socket_iostream_base< - Protocol, StreamSocketService, Time, - TimeTraits, TimerService>::streambuf_) - { - this->setf(std::ios_base::unitbuf); - } - -#if defined(GENERATING_DOCUMENTATION) - /// Establish a connection to an endpoint corresponding to a resolver query. - /** - * This constructor automatically establishes a connection based on the - * supplied resolver query parameters. The arguments are used to construct - * a resolver query object. - */ - template <typename T1, ..., typename TN> - explicit basic_socket_iostream(T1 t1, ..., TN tn); -#elif defined(ASIO_HAS_VARIADIC_TEMPLATES) - template <typename... T> - explicit basic_socket_iostream(T... x) - : std::basic_iostream<char>( - &this->detail::socket_iostream_base< - Protocol, StreamSocketService, Time, - TimeTraits, TimerService>::streambuf_) - { - this->setf(std::ios_base::unitbuf); - if (rdbuf()->connect(x...) == 0) - this->setstate(std::ios_base::failbit); - } -#else - ASIO_VARIADIC_GENERATE(ASIO_PRIVATE_CTR_DEF) -#endif - -#if defined(GENERATING_DOCUMENTATION) - /// Establish a connection to an endpoint corresponding to a resolver query. - /** - * This function automatically establishes a connection based on the supplied - * resolver query parameters. The arguments are used to construct a resolver - * query object. - */ - template <typename T1, ..., typename TN> - void connect(T1 t1, ..., TN tn); -#elif defined(ASIO_HAS_VARIADIC_TEMPLATES) - template <typename... T> - void connect(T... x) - { - if (rdbuf()->connect(x...) == 0) - this->setstate(std::ios_base::failbit); - } -#else - ASIO_VARIADIC_GENERATE(ASIO_PRIVATE_CONNECT_DEF) -#endif - - /// Close the connection. - void close() - { - if (rdbuf()->close() == 0) - this->setstate(std::ios_base::failbit); - } - - /// Return a pointer to the underlying streambuf. - basic_socket_streambuf<Protocol, StreamSocketService, - Time, TimeTraits, TimerService>* rdbuf() const - { - return const_cast<basic_socket_streambuf<Protocol, StreamSocketService, - Time, TimeTraits, TimerService>*>( - &this->detail::socket_iostream_base< - Protocol, StreamSocketService, Time, - TimeTraits, TimerService>::streambuf_); - } - - /// Get the last error associated with the stream. - /** - * @return An \c error_code corresponding to the last error from the stream. - * - * @par Example - * To print the error associated with a failure to establish a connection: - * @code tcp::iostream s("www.boost.org", "http"); - * if (!s) - * { - * std::cout << "Error: " << s.error().message() << std::endl; - * } @endcode - */ - const asio::error_code& error() const - { - return rdbuf()->puberror(); - } - - /// Get the stream's expiry time as an absolute time. - /** - * @return An absolute time value representing the stream's expiry time. - */ - time_type expires_at() const - { - return rdbuf()->expires_at(); - } - - /// Set the stream's expiry time as an absolute time. - /** - * This function sets the expiry time associated with the stream. Stream - * operations performed after this time (where the operations cannot be - * completed using the internal buffers) will fail with the error - * asio::error::operation_aborted. - * - * @param expiry_time The expiry time to be used for the stream. - */ - void expires_at(const time_type& expiry_time) - { - rdbuf()->expires_at(expiry_time); - } - - /// Get the timer's expiry time relative to now. - /** - * @return A relative time value representing the stream's expiry time. - */ - duration_type expires_from_now() const - { - return rdbuf()->expires_from_now(); - } - - /// Set the stream's expiry time relative to now. - /** - * This function sets the expiry time associated with the stream. Stream - * operations performed after this time (where the operations cannot be - * completed using the internal buffers) will fail with the error - * asio::error::operation_aborted. - * - * @param expiry_time The expiry time to be used for the timer. - */ - void expires_from_now(const duration_type& expiry_time) - { - rdbuf()->expires_from_now(expiry_time); - } -}; - -} // namespace asio - -#include "asio/detail/pop_options.hpp" - -#if !defined(ASIO_HAS_VARIADIC_TEMPLATES) -# undef ASIO_PRIVATE_CTR_DEF -# undef ASIO_PRIVATE_CONNECT_DEF -#endif // !defined(ASIO_HAS_VARIADIC_TEMPLATES) - -#endif // !defined(ASIO_NO_IOSTREAM) - -#endif // ASIO_BASIC_SOCKET_IOSTREAM_HPP http://git-wip-us.apache.org/repos/asf/hadoop/blob/7a542fb3/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/basic_socket_streambuf.hpp ---------------------------------------------------------------------- diff --git a/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/basic_socket_streambuf.hpp b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/basic_socket_streambuf.hpp deleted file mode 100644 index c2f368a..0000000 --- a/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/basic_socket_streambuf.hpp +++ /dev/null @@ -1,567 +0,0 @@ -// -// basic_socket_streambuf.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 ASIO_BASIC_SOCKET_STREAMBUF_HPP -#define ASIO_BASIC_SOCKET_STREAMBUF_HPP - -#if defined(_MSC_VER) && (_MSC_VER >= 1200) -# pragma once -#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) - -#include "asio/detail/config.hpp" - -#if !defined(ASIO_NO_IOSTREAM) - -#include <streambuf> -#include "asio/basic_socket.hpp" -#include "asio/deadline_timer_service.hpp" -#include "asio/detail/array.hpp" -#include "asio/detail/throw_error.hpp" -#include "asio/io_service.hpp" -#include "asio/stream_socket_service.hpp" - -#if defined(ASIO_HAS_BOOST_DATE_TIME) -# include "asio/deadline_timer.hpp" -#else -# include "asio/steady_timer.hpp" -#endif - -#if !defined(ASIO_HAS_VARIADIC_TEMPLATES) - -# include "asio/detail/variadic_templates.hpp" - -// A macro that should expand to: -// template <typename T1, ..., typename Tn> -// basic_socket_streambuf<Protocol, StreamSocketService, -// Time, TimeTraits, TimerService>* connect( -// T1 x1, ..., Tn xn) -// { -// init_buffers(); -// this->basic_socket<Protocol, StreamSocketService>::close(ec_); -// typedef typename Protocol::resolver resolver_type; -// typedef typename resolver_type::query resolver_query; -// resolver_query query(x1, ..., xn); -// resolve_and_connect(query); -// return !ec_ ? this : 0; -// } -// This macro should only persist within this file. - -# define ASIO_PRIVATE_CONNECT_DEF(n) \ - template <ASIO_VARIADIC_TPARAMS(n)> \ - basic_socket_streambuf<Protocol, StreamSocketService, \ - Time, TimeTraits, TimerService>* connect(ASIO_VARIADIC_PARAMS(n)) \ - { \ - init_buffers(); \ - this->basic_socket<Protocol, StreamSocketService>::close(ec_); \ - typedef typename Protocol::resolver resolver_type; \ - typedef typename resolver_type::query resolver_query; \ - resolver_query query(ASIO_VARIADIC_ARGS(n)); \ - resolve_and_connect(query); \ - return !ec_ ? this : 0; \ - } \ - /**/ - -#endif // !defined(ASIO_HAS_VARIADIC_TEMPLATES) - -#include "asio/detail/push_options.hpp" - -namespace asio { -namespace detail { - -// A separate base class is used to ensure that the io_service is initialised -// prior to the basic_socket_streambuf's basic_socket base class. -class socket_streambuf_base -{ -protected: - io_service io_service_; -}; - -} // namespace detail - -/// Iostream streambuf for a socket. -template <typename Protocol, - typename StreamSocketService = stream_socket_service<Protocol>, -#if defined(ASIO_HAS_BOOST_DATE_TIME) \ - || defined(GENERATING_DOCUMENTATION) - typename Time = boost::posix_time::ptime, - typename TimeTraits = asio::time_traits<Time>, - typename TimerService = deadline_timer_service<Time, TimeTraits> > -#else - typename Time = steady_timer::clock_type, - typename TimeTraits = steady_timer::traits_type, - typename TimerService = steady_timer::service_type> -#endif -class basic_socket_streambuf - : public std::streambuf, - private detail::socket_streambuf_base, - public basic_socket<Protocol, StreamSocketService> -{ -private: - // These typedefs are intended keep this class's implementation independent - // of whether it's using Boost.DateTime, Boost.Chrono or std::chrono. -#if defined(ASIO_HAS_BOOST_DATE_TIME) - typedef TimeTraits traits_helper; -#else - typedef detail::chrono_time_traits<Time, TimeTraits> traits_helper; -#endif - -public: - /// The endpoint type. - typedef typename Protocol::endpoint endpoint_type; - -#if defined(GENERATING_DOCUMENTATION) - /// The time type. - typedef typename TimeTraits::time_type time_type; - - /// The duration type. - typedef typename TimeTraits::duration_type duration_type; -#else - typedef typename traits_helper::time_type time_type; - typedef typename traits_helper::duration_type duration_type; -#endif - - /// Construct a basic_socket_streambuf without establishing a connection. - basic_socket_streambuf() - : basic_socket<Protocol, StreamSocketService>( - this->detail::socket_streambuf_base::io_service_), - unbuffered_(false), - timer_service_(0), - timer_state_(no_timer) - { - init_buffers(); - } - - /// Destructor flushes buffered data. - virtual ~basic_socket_streambuf() - { - if (pptr() != pbase()) - overflow(traits_type::eof()); - - destroy_timer(); - } - - /// Establish a connection. - /** - * This function establishes a connection to the specified endpoint. - * - * @return \c this if a connection was successfully established, a null - * pointer otherwise. - */ - basic_socket_streambuf<Protocol, StreamSocketService, - Time, TimeTraits, TimerService>* connect( - const endpoint_type& endpoint) - { - init_buffers(); - - this->basic_socket<Protocol, StreamSocketService>::close(ec_); - - if (timer_state_ == timer_has_expired) - { - ec_ = asio::error::operation_aborted; - return 0; - } - - io_handler handler = { this }; - this->basic_socket<Protocol, StreamSocketService>::async_connect( - endpoint, handler); - - ec_ = asio::error::would_block; - this->get_service().get_io_service().reset(); - do this->get_service().get_io_service().run_one(); - while (ec_ == asio::error::would_block); - - return !ec_ ? this : 0; - } - -#if defined(GENERATING_DOCUMENTATION) - /// Establish a connection. - /** - * This function automatically establishes a connection based on the supplied - * resolver query parameters. The arguments are used to construct a resolver - * query object. - * - * @return \c this if a connection was successfully established, a null - * pointer otherwise. - */ - template <typename T1, ..., typename TN> - basic_socket_streambuf<Protocol, StreamSocketService>* connect( - T1 t1, ..., TN tn); -#elif defined(ASIO_HAS_VARIADIC_TEMPLATES) - template <typename... T> - basic_socket_streambuf<Protocol, StreamSocketService, - Time, TimeTraits, TimerService>* connect(T... x) - { - init_buffers(); - this->basic_socket<Protocol, StreamSocketService>::close(ec_); - typedef typename Protocol::resolver resolver_type; - typedef typename resolver_type::query resolver_query; - resolver_query query(x...); - resolve_and_connect(query); - return !ec_ ? this : 0; - } -#else - ASIO_VARIADIC_GENERATE(ASIO_PRIVATE_CONNECT_DEF) -#endif - - /// Close the connection. - /** - * @return \c this if a connection was successfully established, a null - * pointer otherwise. - */ - basic_socket_streambuf<Protocol, StreamSocketService, - Time, TimeTraits, TimerService>* close() - { - sync(); - this->basic_socket<Protocol, StreamSocketService>::close(ec_); - if (!ec_) - init_buffers(); - return !ec_ ? this : 0; - } - - /// Get the last error associated with the stream buffer. - /** - * @return An \c error_code corresponding to the last error from the stream - * buffer. - */ - const asio::error_code& puberror() const - { - return error(); - } - - /// Get the stream buffer's expiry time as an absolute time. - /** - * @return An absolute time value representing the stream buffer's expiry - * time. - */ - time_type expires_at() const - { - return timer_service_ - ? timer_service_->expires_at(timer_implementation_) - : time_type(); - } - - /// Set the stream buffer's expiry time as an absolute time. - /** - * This function sets the expiry time associated with the stream. Stream - * operations performed after this time (where the operations cannot be - * completed using the internal buffers) will fail with the error - * asio::error::operation_aborted. - * - * @param expiry_time The expiry time to be used for the stream. - */ - void expires_at(const time_type& expiry_time) - { - construct_timer(); - - asio::error_code ec; - timer_service_->expires_at(timer_implementation_, expiry_time, ec); - asio::detail::throw_error(ec, "expires_at"); - - start_timer(); - } - - /// Get the stream buffer's expiry time relative to now. - /** - * @return A relative time value representing the stream buffer's expiry time. - */ - duration_type expires_from_now() const - { - return traits_helper::subtract(expires_at(), traits_helper::now()); - } - - /// Set the stream buffer's expiry time relative to now. - /** - * This function sets the expiry time associated with the stream. Stream - * operations performed after this time (where the operations cannot be - * completed using the internal buffers) will fail with the error - * asio::error::operation_aborted. - * - * @param expiry_time The expiry time to be used for the timer. - */ - void expires_from_now(const duration_type& expiry_time) - { - construct_timer(); - - asio::error_code ec; - timer_service_->expires_from_now(timer_implementation_, expiry_time, ec); - asio::detail::throw_error(ec, "expires_from_now"); - - start_timer(); - } - -protected: - int_type underflow() - { - if (gptr() == egptr()) - { - if (timer_state_ == timer_has_expired) - { - ec_ = asio::error::operation_aborted; - return traits_type::eof(); - } - - io_handler handler = { this }; - this->get_service().async_receive(this->get_implementation(), - asio::buffer(asio::buffer(get_buffer_) + putback_max), - 0, handler); - - ec_ = asio::error::would_block; - this->get_service().get_io_service().reset(); - do this->get_service().get_io_service().run_one(); - while (ec_ == asio::error::would_block); - if (ec_) - return traits_type::eof(); - - setg(&get_buffer_[0], &get_buffer_[0] + putback_max, - &get_buffer_[0] + putback_max + bytes_transferred_); - return traits_type::to_int_type(*gptr()); - } - else - { - return traits_type::eof(); - } - } - - int_type overflow(int_type c) - { - if (unbuffered_) - { - if (traits_type::eq_int_type(c, traits_type::eof())) - { - // Nothing to do. - return traits_type::not_eof(c); - } - else - { - if (timer_state_ == timer_has_expired) - { - ec_ = asio::error::operation_aborted; - return traits_type::eof(); - } - - // Send the single character immediately. - char_type ch = traits_type::to_char_type(c); - io_handler handler = { this }; - this->get_service().async_send(this->get_implementation(), - asio::buffer(&ch, sizeof(char_type)), 0, handler); - - ec_ = asio::error::would_block; - this->get_service().get_io_service().reset(); - do this->get_service().get_io_service().run_one(); - while (ec_ == asio::error::would_block); - if (ec_) - return traits_type::eof(); - - return c; - } - } - else - { - // Send all data in the output buffer. - asio::const_buffer buffer = - asio::buffer(pbase(), pptr() - pbase()); - while (asio::buffer_size(buffer) > 0) - { - if (timer_state_ == timer_has_expired) - { - ec_ = asio::error::operation_aborted; - return traits_type::eof(); - } - - io_handler handler = { this }; - this->get_service().async_send(this->get_implementation(), - asio::buffer(buffer), 0, handler); - - ec_ = asio::error::would_block; - this->get_service().get_io_service().reset(); - do this->get_service().get_io_service().run_one(); - while (ec_ == asio::error::would_block); - if (ec_) - return traits_type::eof(); - - buffer = buffer + bytes_transferred_; - } - setp(&put_buffer_[0], &put_buffer_[0] + put_buffer_.size()); - - // If the new character is eof then our work here is done. - if (traits_type::eq_int_type(c, traits_type::eof())) - return traits_type::not_eof(c); - - // Add the new character to the output buffer. - *pptr() = traits_type::to_char_type(c); - pbump(1); - return c; - } - } - - int sync() - { - return overflow(traits_type::eof()); - } - - std::streambuf* setbuf(char_type* s, std::streamsize n) - { - if (pptr() == pbase() && s == 0 && n == 0) - { - unbuffered_ = true; - setp(0, 0); - return this; - } - - return 0; - } - - /// Get the last error associated with the stream buffer. - /** - * @return An \c error_code corresponding to the last error from the stream - * buffer. - */ - virtual const asio::error_code& error() const - { - return ec_; - } - -private: - void init_buffers() - { - setg(&get_buffer_[0], - &get_buffer_[0] + putback_max, - &get_buffer_[0] + putback_max); - if (unbuffered_) - setp(0, 0); - else - setp(&put_buffer_[0], &put_buffer_[0] + put_buffer_.size()); - } - - template <typename ResolverQuery> - void resolve_and_connect(const ResolverQuery& query) - { - typedef typename Protocol::resolver resolver_type; - typedef typename resolver_type::iterator iterator_type; - resolver_type resolver(detail::socket_streambuf_base::io_service_); - iterator_type i = resolver.resolve(query, ec_); - if (!ec_) - { - iterator_type end; - ec_ = asio::error::host_not_found; - while (ec_ && i != end) - { - this->basic_socket<Protocol, StreamSocketService>::close(ec_); - - if (timer_state_ == timer_has_expired) - { - ec_ = asio::error::operation_aborted; - return; - } - - io_handler handler = { this }; - this->basic_socket<Protocol, StreamSocketService>::async_connect( - *i, handler); - - ec_ = asio::error::would_block; - this->get_service().get_io_service().reset(); - do this->get_service().get_io_service().run_one(); - while (ec_ == asio::error::would_block); - - ++i; - } - } - } - - struct io_handler; - friend struct io_handler; - struct io_handler - { - basic_socket_streambuf* this_; - - void operator()(const asio::error_code& ec, - std::size_t bytes_transferred = 0) - { - this_->ec_ = ec; - this_->bytes_transferred_ = bytes_transferred; - } - }; - - struct timer_handler; - friend struct timer_handler; - struct timer_handler - { - basic_socket_streambuf* this_; - - void operator()(const asio::error_code&) - { - time_type now = traits_helper::now(); - - time_type expiry_time = this_->timer_service_->expires_at( - this_->timer_implementation_); - - if (traits_helper::less_than(now, expiry_time)) - { - this_->timer_state_ = timer_is_pending; - this_->timer_service_->async_wait(this_->timer_implementation_, *this); - } - else - { - this_->timer_state_ = timer_has_expired; - asio::error_code ec; - this_->basic_socket<Protocol, StreamSocketService>::close(ec); - } - } - }; - - void construct_timer() - { - if (timer_service_ == 0) - { - TimerService& timer_service = use_service<TimerService>( - detail::socket_streambuf_base::io_service_); - timer_service.construct(timer_implementation_); - timer_service_ = &timer_service; - } - } - - void destroy_timer() - { - if (timer_service_) - timer_service_->destroy(timer_implementation_); - } - - void start_timer() - { - if (timer_state_ != timer_is_pending) - { - timer_handler handler = { this }; - handler(asio::error_code()); - } - } - - enum { putback_max = 8 }; - enum { buffer_size = 512 }; - asio::detail::array<char, buffer_size> get_buffer_; - asio::detail::array<char, buffer_size> put_buffer_; - bool unbuffered_; - asio::error_code ec_; - std::size_t bytes_transferred_; - TimerService* timer_service_; - typename TimerService::implementation_type timer_implementation_; - enum state { no_timer, timer_is_pending, timer_has_expired } timer_state_; -}; - -} // namespace asio - -#include "asio/detail/pop_options.hpp" - -#if !defined(ASIO_HAS_VARIADIC_TEMPLATES) -# undef ASIO_PRIVATE_CONNECT_DEF -#endif // !defined(ASIO_HAS_VARIADIC_TEMPLATES) - -#endif // !defined(ASIO_NO_IOSTREAM) - -#endif // ASIO_BASIC_SOCKET_STREAMBUF_HPP --------------------------------------------------------------------- To unsubscribe, e-mail: common-commits-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-commits-h...@hadoop.apache.org
