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author | Matthias P. Braendli <matthias.braendli@mpb.li> | 2018-08-06 10:35:22 +0200 |
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committer | Matthias P. Braendli <matthias.braendli@mpb.li> | 2018-08-06 10:35:22 +0200 |
commit | e95946831f8ef53d29590735a2df661385edb008 (patch) | |
tree | e179b6beed4a5a0dd108f078a529ae9f8107ed8e /lib/asio/generic/seq_packet_protocol.hpp | |
parent | 8bc01ff60629d9096f4b57cfb574ace672a6ef0e (diff) | |
download | dabmod-e95946831f8ef53d29590735a2df661385edb008.tar.gz dabmod-e95946831f8ef53d29590735a2df661385edb008.tar.bz2 dabmod-e95946831f8ef53d29590735a2df661385edb008.zip |
Replace boost by the standalone asio library
Diffstat (limited to 'lib/asio/generic/seq_packet_protocol.hpp')
-rw-r--r-- | lib/asio/generic/seq_packet_protocol.hpp | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/lib/asio/generic/seq_packet_protocol.hpp b/lib/asio/generic/seq_packet_protocol.hpp new file mode 100644 index 0000000..f92a4c8 --- /dev/null +++ b/lib/asio/generic/seq_packet_protocol.hpp @@ -0,0 +1,122 @@ +// +// generic/seq_packet_protocol.hpp +// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2018 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_GENERIC_SEQ_PACKET_PROTOCOL_HPP +#define ASIO_GENERIC_SEQ_PACKET_PROTOCOL_HPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#include "asio/detail/config.hpp" + +#include <typeinfo> +#include "asio/basic_seq_packet_socket.hpp" +#include "asio/detail/socket_types.hpp" +#include "asio/detail/throw_exception.hpp" +#include "asio/generic/basic_endpoint.hpp" + +#include "asio/detail/push_options.hpp" + +namespace asio { +namespace generic { + +/// Encapsulates the flags needed for a generic sequenced packet socket. +/** + * The asio::generic::seq_packet_protocol class contains flags necessary + * for seq_packet-oriented sockets of any address family and protocol. + * + * @par Examples + * Constructing using a native address family and socket protocol: + * @code seq_packet_protocol p(AF_INET, IPPROTO_SCTP); @endcode + * + * @par Thread Safety + * @e Distinct @e objects: Safe.@n + * @e Shared @e objects: Safe. + * + * @par Concepts: + * Protocol. + */ +class seq_packet_protocol +{ +public: + /// Construct a protocol object for a specific address family and protocol. + seq_packet_protocol(int address_family, int socket_protocol) + : family_(address_family), + protocol_(socket_protocol) + { + } + + /// Construct a generic protocol object from a specific protocol. + /** + * @throws @c bad_cast Thrown if the source protocol is not based around + * sequenced packets. + */ + template <typename Protocol> + seq_packet_protocol(const Protocol& source_protocol) + : family_(source_protocol.family()), + protocol_(source_protocol.protocol()) + { + if (source_protocol.type() != type()) + { + std::bad_cast ex; + asio::detail::throw_exception(ex); + } + } + + /// Obtain an identifier for the type of the protocol. + int type() const + { + return ASIO_OS_DEF(SOCK_SEQPACKET); + } + + /// Obtain an identifier for the protocol. + int protocol() const + { + return protocol_; + } + + /// Obtain an identifier for the protocol family. + int family() const + { + return family_; + } + + /// Compare two protocols for equality. + friend bool operator==(const seq_packet_protocol& p1, + const seq_packet_protocol& p2) + { + return p1.family_ == p2.family_ && p1.protocol_ == p2.protocol_; + } + + /// Compare two protocols for inequality. + friend bool operator!=(const seq_packet_protocol& p1, + const seq_packet_protocol& p2) + { + return !(p1 == p2); + } + + /// The type of an endpoint. + typedef basic_endpoint<seq_packet_protocol> endpoint; + + /// The generic socket type. + typedef basic_seq_packet_socket<seq_packet_protocol> socket; + +private: + int family_; + int protocol_; +}; + +} // namespace generic +} // namespace asio + +#include "asio/detail/pop_options.hpp" + +#endif // ASIO_GENERIC_SEQ_PACKET_PROTOCOL_HPP |