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Diffstat (limited to 'boost/asio/error.hpp')
-rw-r--r-- | boost/asio/error.hpp | 327 |
1 files changed, 327 insertions, 0 deletions
diff --git a/boost/asio/error.hpp b/boost/asio/error.hpp new file mode 100644 index 0000000000..331297b6c6 --- /dev/null +++ b/boost/asio/error.hpp @@ -0,0 +1,327 @@ +// +// error.hpp +// ~~~~~~~~~ +// +// Copyright (c) 2003-2012 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_ERROR_HPP +#define BOOST_ASIO_ERROR_HPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#include <boost/asio/detail/config.hpp> +#include <boost/cerrno.hpp> +#include <boost/system/error_code.hpp> +#if defined(BOOST_WINDOWS) || defined(__CYGWIN__) +# include <winerror.h> +#else +# include <cerrno> +# include <netdb.h> +#endif + +#if defined(GENERATING_DOCUMENTATION) +/// INTERNAL ONLY. +# define BOOST_ASIO_NATIVE_ERROR(e) implementation_defined +/// INTERNAL ONLY. +# define BOOST_ASIO_SOCKET_ERROR(e) implementation_defined +/// INTERNAL ONLY. +# define BOOST_ASIO_NETDB_ERROR(e) implementation_defined +/// INTERNAL ONLY. +# define BOOST_ASIO_GETADDRINFO_ERROR(e) implementation_defined +/// INTERNAL ONLY. +# define BOOST_ASIO_WIN_OR_POSIX(e_win, e_posix) implementation_defined +#elif defined(BOOST_WINDOWS) || defined(__CYGWIN__) +# define BOOST_ASIO_NATIVE_ERROR(e) e +# define BOOST_ASIO_SOCKET_ERROR(e) WSA ## e +# define BOOST_ASIO_NETDB_ERROR(e) WSA ## e +# define BOOST_ASIO_GETADDRINFO_ERROR(e) WSA ## e +# define BOOST_ASIO_WIN_OR_POSIX(e_win, e_posix) e_win +#else +# define BOOST_ASIO_NATIVE_ERROR(e) e +# define BOOST_ASIO_SOCKET_ERROR(e) e +# define BOOST_ASIO_NETDB_ERROR(e) e +# define BOOST_ASIO_GETADDRINFO_ERROR(e) e +# define BOOST_ASIO_WIN_OR_POSIX(e_win, e_posix) e_posix +#endif + +#include <boost/asio/detail/push_options.hpp> + +namespace boost { +namespace asio { +namespace error { + +enum basic_errors +{ + /// Permission denied. + access_denied = BOOST_ASIO_SOCKET_ERROR(EACCES), + + /// Address family not supported by protocol. + address_family_not_supported = BOOST_ASIO_SOCKET_ERROR(EAFNOSUPPORT), + + /// Address already in use. + address_in_use = BOOST_ASIO_SOCKET_ERROR(EADDRINUSE), + + /// Transport endpoint is already connected. + already_connected = BOOST_ASIO_SOCKET_ERROR(EISCONN), + + /// Operation already in progress. + already_started = BOOST_ASIO_SOCKET_ERROR(EALREADY), + + /// Broken pipe. + broken_pipe = BOOST_ASIO_WIN_OR_POSIX( + BOOST_ASIO_NATIVE_ERROR(ERROR_BROKEN_PIPE), + BOOST_ASIO_NATIVE_ERROR(EPIPE)), + + /// A connection has been aborted. + connection_aborted = BOOST_ASIO_SOCKET_ERROR(ECONNABORTED), + + /// Connection refused. + connection_refused = BOOST_ASIO_SOCKET_ERROR(ECONNREFUSED), + + /// Connection reset by peer. + connection_reset = BOOST_ASIO_SOCKET_ERROR(ECONNRESET), + + /// Bad file descriptor. + bad_descriptor = BOOST_ASIO_SOCKET_ERROR(EBADF), + + /// Bad address. + fault = BOOST_ASIO_SOCKET_ERROR(EFAULT), + + /// No route to host. + host_unreachable = BOOST_ASIO_SOCKET_ERROR(EHOSTUNREACH), + + /// Operation now in progress. + in_progress = BOOST_ASIO_SOCKET_ERROR(EINPROGRESS), + + /// Interrupted system call. + interrupted = BOOST_ASIO_SOCKET_ERROR(EINTR), + + /// Invalid argument. + invalid_argument = BOOST_ASIO_SOCKET_ERROR(EINVAL), + + /// Message too long. + message_size = BOOST_ASIO_SOCKET_ERROR(EMSGSIZE), + + /// The name was too long. + name_too_long = BOOST_ASIO_SOCKET_ERROR(ENAMETOOLONG), + + /// Network is down. + network_down = BOOST_ASIO_SOCKET_ERROR(ENETDOWN), + + /// Network dropped connection on reset. + network_reset = BOOST_ASIO_SOCKET_ERROR(ENETRESET), + + /// Network is unreachable. + network_unreachable = BOOST_ASIO_SOCKET_ERROR(ENETUNREACH), + + /// Too many open files. + no_descriptors = BOOST_ASIO_SOCKET_ERROR(EMFILE), + + /// No buffer space available. + no_buffer_space = BOOST_ASIO_SOCKET_ERROR(ENOBUFS), + + /// Cannot allocate memory. + no_memory = BOOST_ASIO_WIN_OR_POSIX( + BOOST_ASIO_NATIVE_ERROR(ERROR_OUTOFMEMORY), + BOOST_ASIO_NATIVE_ERROR(ENOMEM)), + + /// Operation not permitted. + no_permission = BOOST_ASIO_WIN_OR_POSIX( + BOOST_ASIO_NATIVE_ERROR(ERROR_ACCESS_DENIED), + BOOST_ASIO_NATIVE_ERROR(EPERM)), + + /// Protocol not available. + no_protocol_option = BOOST_ASIO_SOCKET_ERROR(ENOPROTOOPT), + + /// Transport endpoint is not connected. + not_connected = BOOST_ASIO_SOCKET_ERROR(ENOTCONN), + + /// Socket operation on non-socket. + not_socket = BOOST_ASIO_SOCKET_ERROR(ENOTSOCK), + + /// Operation cancelled. + operation_aborted = BOOST_ASIO_WIN_OR_POSIX( + BOOST_ASIO_NATIVE_ERROR(ERROR_OPERATION_ABORTED), + BOOST_ASIO_NATIVE_ERROR(ECANCELED)), + + /// Operation not supported. + operation_not_supported = BOOST_ASIO_SOCKET_ERROR(EOPNOTSUPP), + + /// Cannot send after transport endpoint shutdown. + shut_down = BOOST_ASIO_SOCKET_ERROR(ESHUTDOWN), + + /// Connection timed out. + timed_out = BOOST_ASIO_SOCKET_ERROR(ETIMEDOUT), + + /// Resource temporarily unavailable. + try_again = BOOST_ASIO_WIN_OR_POSIX( + BOOST_ASIO_NATIVE_ERROR(ERROR_RETRY), + BOOST_ASIO_NATIVE_ERROR(EAGAIN)), + + /// The socket is marked non-blocking and the requested operation would block. + would_block = BOOST_ASIO_SOCKET_ERROR(EWOULDBLOCK) +}; + +enum netdb_errors +{ + /// Host not found (authoritative). + host_not_found = BOOST_ASIO_NETDB_ERROR(HOST_NOT_FOUND), + + /// Host not found (non-authoritative). + host_not_found_try_again = BOOST_ASIO_NETDB_ERROR(TRY_AGAIN), + + /// The query is valid but does not have associated address data. + no_data = BOOST_ASIO_NETDB_ERROR(NO_DATA), + + /// A non-recoverable error occurred. + no_recovery = BOOST_ASIO_NETDB_ERROR(NO_RECOVERY) +}; + +enum addrinfo_errors +{ + /// The service is not supported for the given socket type. + service_not_found = BOOST_ASIO_WIN_OR_POSIX( + BOOST_ASIO_NATIVE_ERROR(WSATYPE_NOT_FOUND), + BOOST_ASIO_GETADDRINFO_ERROR(EAI_SERVICE)), + + /// The socket type is not supported. + socket_type_not_supported = BOOST_ASIO_WIN_OR_POSIX( + BOOST_ASIO_NATIVE_ERROR(WSAESOCKTNOSUPPORT), + BOOST_ASIO_GETADDRINFO_ERROR(EAI_SOCKTYPE)) +}; + +enum misc_errors +{ + /// Already open. + already_open = 1, + + /// End of file or stream. + eof, + + /// Element not found. + not_found, + + /// The descriptor cannot fit into the select system call's fd_set. + fd_set_failure +}; + +inline const boost::system::error_category& get_system_category() +{ + return boost::system::system_category(); +} + +#if !defined(BOOST_WINDOWS) && !defined(__CYGWIN__) + +extern BOOST_ASIO_DECL +const boost::system::error_category& get_netdb_category(); + +extern BOOST_ASIO_DECL +const boost::system::error_category& get_addrinfo_category(); + +#else // !defined(BOOST_WINDOWS) && !defined(__CYGWIN__) + +inline const boost::system::error_category& get_netdb_category() +{ + return get_system_category(); +} + +inline const boost::system::error_category& get_addrinfo_category() +{ + return get_system_category(); +} + +#endif // !defined(BOOST_WINDOWS) && !defined(__CYGWIN__) + +extern BOOST_ASIO_DECL +const boost::system::error_category& get_misc_category(); + +static const boost::system::error_category& system_category + = boost::asio::error::get_system_category(); +static const boost::system::error_category& netdb_category + = boost::asio::error::get_netdb_category(); +static const boost::system::error_category& addrinfo_category + = boost::asio::error::get_addrinfo_category(); +static const boost::system::error_category& misc_category + = boost::asio::error::get_misc_category(); + +} // namespace error +} // namespace asio +} // namespace boost + +namespace boost { +namespace system { + +template<> struct is_error_code_enum<boost::asio::error::basic_errors> +{ + static const bool value = true; +}; + +template<> struct is_error_code_enum<boost::asio::error::netdb_errors> +{ + static const bool value = true; +}; + +template<> struct is_error_code_enum<boost::asio::error::addrinfo_errors> +{ + static const bool value = true; +}; + +template<> struct is_error_code_enum<boost::asio::error::misc_errors> +{ + static const bool value = true; +}; + +} // namespace system +} // namespace boost + +namespace boost { +namespace asio { +namespace error { + +inline boost::system::error_code make_error_code(basic_errors e) +{ + return boost::system::error_code( + static_cast<int>(e), get_system_category()); +} + +inline boost::system::error_code make_error_code(netdb_errors e) +{ + return boost::system::error_code( + static_cast<int>(e), get_netdb_category()); +} + +inline boost::system::error_code make_error_code(addrinfo_errors e) +{ + return boost::system::error_code( + static_cast<int>(e), get_addrinfo_category()); +} + +inline boost::system::error_code make_error_code(misc_errors e) +{ + return boost::system::error_code( + static_cast<int>(e), get_misc_category()); +} + +} // namespace error +} // namespace asio +} // namespace boost + +#include <boost/asio/detail/pop_options.hpp> + +#undef BOOST_ASIO_NATIVE_ERROR +#undef BOOST_ASIO_SOCKET_ERROR +#undef BOOST_ASIO_NETDB_ERROR +#undef BOOST_ASIO_GETADDRINFO_ERROR +#undef BOOST_ASIO_WIN_OR_POSIX + +#if defined(BOOST_ASIO_HEADER_ONLY) +# include <boost/asio/impl/error.ipp> +#endif // defined(BOOST_ASIO_HEADER_ONLY) + +#endif // BOOST_ASIO_ERROR_HPP |