236 lines
6.1 KiB
C++
236 lines
6.1 KiB
C++
//
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// error.hpp
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// ~~~~~~~~~
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//
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// Copyright (c) 2003-2007 Christopher M. Kohlhoff (chris at kohlhoff dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#ifndef ASIO_ERROR_HPP
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#define ASIO_ERROR_HPP
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#if defined(_MSC_VER) && (_MSC_VER >= 1200)
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# pragma once
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#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
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#include "asio/detail/push_options.hpp"
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#include "asio/detail/push_options.hpp"
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#include <cerrno>
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#include <boost/config.hpp>
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#include "asio/detail/pop_options.hpp"
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#include "asio/error_code.hpp"
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#include "asio/detail/socket_types.hpp"
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#if defined(GENERATING_DOCUMENTATION)
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/// INTERNAL ONLY.
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# define ASIO_NATIVE_ERROR(e) implementation_defined
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/// INTERNAL ONLY.
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# define ASIO_SOCKET_ERROR(e) implementation_defined
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/// INTERNAL ONLY.
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# define ASIO_NETDB_ERROR(e) implementation_defined
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/// INTERNAL ONLY.
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# define ASIO_GETADDRINFO_ERROR(e) implementation_defined
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/// INTERNAL ONLY.
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# define ASIO_WIN_OR_POSIX(e_win, e_posix) implementation_defined
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#elif defined(BOOST_WINDOWS) || defined(__CYGWIN__)
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# define ASIO_NATIVE_ERROR(e) e
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# define ASIO_SOCKET_ERROR(e) WSA ## e
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# define ASIO_NETDB_ERROR(e) WSA ## e
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# define ASIO_GETADDRINFO_ERROR(e) WSA ## e
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# define ASIO_WIN_OR_POSIX(e_win, e_posix) e_win
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#else
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# define ASIO_NATIVE_ERROR(e) e
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# define ASIO_SOCKET_ERROR(e) e
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# define ASIO_NETDB_ERROR(e) e
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# define ASIO_GETADDRINFO_ERROR(e) e
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# define ASIO_WIN_OR_POSIX(e_win, e_posix) e_posix
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#endif
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namespace asio {
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namespace error {
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enum basic_errors
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{
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/// Permission denied.
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access_denied = ASIO_SOCKET_ERROR(EACCES),
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/// Address family not supported by protocol.
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address_family_not_supported = ASIO_SOCKET_ERROR(EAFNOSUPPORT),
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/// Address already in use.
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address_in_use = ASIO_SOCKET_ERROR(EADDRINUSE),
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/// Transport endpoint is already connected.
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already_connected = ASIO_SOCKET_ERROR(EISCONN),
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/// Operation already in progress.
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already_started = ASIO_SOCKET_ERROR(EALREADY),
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/// A connection has been aborted.
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connection_aborted = ASIO_SOCKET_ERROR(ECONNABORTED),
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/// Connection refused.
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connection_refused = ASIO_SOCKET_ERROR(ECONNREFUSED),
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/// Connection reset by peer.
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connection_reset = ASIO_SOCKET_ERROR(ECONNRESET),
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/// Bad file descriptor.
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bad_descriptor = ASIO_SOCKET_ERROR(EBADF),
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/// Bad address.
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fault = ASIO_SOCKET_ERROR(EFAULT),
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/// No route to host.
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host_unreachable = ASIO_SOCKET_ERROR(EHOSTUNREACH),
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/// Operation now in progress.
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in_progress = ASIO_SOCKET_ERROR(EINPROGRESS),
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/// Interrupted system call.
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interrupted = ASIO_SOCKET_ERROR(EINTR),
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/// Invalid argument.
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invalid_argument = ASIO_SOCKET_ERROR(EINVAL),
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/// Message too long.
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message_size = ASIO_SOCKET_ERROR(EMSGSIZE),
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/// Network is down.
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network_down = ASIO_SOCKET_ERROR(ENETDOWN),
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/// Network dropped connection on reset.
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network_reset = ASIO_SOCKET_ERROR(ENETRESET),
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/// Network is unreachable.
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network_unreachable = ASIO_SOCKET_ERROR(ENETUNREACH),
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/// Too many open files.
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no_descriptors = ASIO_SOCKET_ERROR(EMFILE),
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/// No buffer space available.
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no_buffer_space = ASIO_SOCKET_ERROR(ENOBUFS),
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/// Cannot allocate memory.
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no_memory = ASIO_WIN_OR_POSIX(
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ASIO_NATIVE_ERROR(ERROR_OUTOFMEMORY),
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ASIO_NATIVE_ERROR(ENOMEM)),
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/// Operation not permitted.
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no_permission = ASIO_WIN_OR_POSIX(
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ASIO_NATIVE_ERROR(ERROR_ACCESS_DENIED),
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ASIO_NATIVE_ERROR(EPERM)),
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/// Protocol not available.
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no_protocol_option = ASIO_SOCKET_ERROR(ENOPROTOOPT),
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/// Transport endpoint is not connected.
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not_connected = ASIO_SOCKET_ERROR(ENOTCONN),
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/// Socket operation on non-socket.
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not_socket = ASIO_SOCKET_ERROR(ENOTSOCK),
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/// Operation cancelled.
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operation_aborted = ASIO_WIN_OR_POSIX(
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ASIO_NATIVE_ERROR(ERROR_OPERATION_ABORTED),
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ASIO_NATIVE_ERROR(ECANCELED)),
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/// Operation not supported.
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operation_not_supported = ASIO_SOCKET_ERROR(EOPNOTSUPP),
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/// Cannot send after transport endpoint shutdown.
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shut_down = ASIO_SOCKET_ERROR(ESHUTDOWN),
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/// Connection timed out.
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timed_out = ASIO_SOCKET_ERROR(ETIMEDOUT),
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/// Resource temporarily unavailable.
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try_again = ASIO_WIN_OR_POSIX(
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ASIO_NATIVE_ERROR(ERROR_RETRY),
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ASIO_NATIVE_ERROR(EAGAIN)),
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/// The socket is marked non-blocking and the requested operation would block.
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would_block = ASIO_SOCKET_ERROR(EWOULDBLOCK)
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};
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enum netdb_errors
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{
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/// Host not found (authoritative).
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host_not_found = ASIO_NETDB_ERROR(HOST_NOT_FOUND),
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/// Host not found (non-authoritative).
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host_not_found_try_again = ASIO_NETDB_ERROR(TRY_AGAIN),
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/// The query is valid but does not have associated address data.
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no_data = ASIO_NETDB_ERROR(NO_DATA),
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/// A non-recoverable error occurred.
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no_recovery = ASIO_NETDB_ERROR(NO_RECOVERY)
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};
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enum addrinfo_errors
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{
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/// The service is not supported for the given socket type.
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service_not_found = ASIO_WIN_OR_POSIX(
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ASIO_NATIVE_ERROR(WSATYPE_NOT_FOUND),
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ASIO_GETADDRINFO_ERROR(EAI_SERVICE)),
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/// The socket type is not supported.
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socket_type_not_supported = ASIO_WIN_OR_POSIX(
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ASIO_NATIVE_ERROR(WSAESOCKTNOSUPPORT),
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ASIO_GETADDRINFO_ERROR(EAI_SOCKTYPE))
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};
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enum misc_errors
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{
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/// Already open.
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already_open = 1,
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/// End of file or stream.
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eof,
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/// Element not found.
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not_found
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};
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// boostify: error category definitions go here.
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inline asio::error_code make_error_code(basic_errors e)
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{
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return asio::error_code(static_cast<int>(e), system_category);
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}
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inline asio::error_code make_error_code(netdb_errors e)
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{
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return asio::error_code(static_cast<int>(e), netdb_category);
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}
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inline asio::error_code make_error_code(addrinfo_errors e)
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{
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return asio::error_code(static_cast<int>(e), addrinfo_category);
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}
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inline asio::error_code make_error_code(misc_errors e)
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{
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return asio::error_code(static_cast<int>(e), misc_category);
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}
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} // namespace error
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} // namespace asio
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#undef ASIO_NATIVE_ERROR
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#undef ASIO_SOCKET_ERROR
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#undef ASIO_NETDB_ERROR
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#undef ASIO_GETADDRINFO_ERROR
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#undef ASIO_WIN_OR_POSIX
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#include "asio/impl/error_code.ipp"
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#include "asio/detail/pop_options.hpp"
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#endif // ASIO_ERROR_HPP
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