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| author | Remko Tronçon <git@el-tramo.be> | 2009-06-01 08:48:42 (GMT) |
|---|---|---|
| committer | Remko Tronçon <git@el-tramo.be> | 2009-06-01 09:24:28 (GMT) |
| commit | 2812bddd81f8a1b804c7460f4e14cd0aa393d129 (patch) | |
| tree | d46294f35150c4f0f43deaf2d31fceaf945ae715 /3rdParty/Boost/boost/asio/ip/detail | |
| download | swift-2812bddd81f8a1b804c7460f4e14cd0aa393d129.zip swift-2812bddd81f8a1b804c7460f4e14cd0aa393d129.tar.bz2 | |
Import.
Diffstat (limited to '3rdParty/Boost/boost/asio/ip/detail')
| -rw-r--r-- | 3rdParty/Boost/boost/asio/ip/detail/socket_option.hpp | 580 |
1 files changed, 580 insertions, 0 deletions
diff --git a/3rdParty/Boost/boost/asio/ip/detail/socket_option.hpp b/3rdParty/Boost/boost/asio/ip/detail/socket_option.hpp new file mode 100644 index 0000000..40226fe --- /dev/null +++ b/3rdParty/Boost/boost/asio/ip/detail/socket_option.hpp @@ -0,0 +1,580 @@ +// +// socket_option.hpp +// ~~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2008 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_IP_DETAIL_SOCKET_OPTION_HPP +#define BOOST_ASIO_IP_DETAIL_SOCKET_OPTION_HPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#include <boost/asio/detail/push_options.hpp> + +#include <boost/asio/detail/push_options.hpp> +#include <cstddef> +#include <cstring> +#include <boost/config.hpp> +#include <boost/asio/detail/pop_options.hpp> + +#include <boost/asio/ip/address.hpp> +#include <boost/asio/detail/socket_ops.hpp> +#include <boost/asio/detail/socket_types.hpp> + +namespace boost { +namespace asio { +namespace ip { +namespace detail { +namespace socket_option { + +// Helper template for implementing multicast enable loopback options. +template <int IPv4_Level, int IPv4_Name, int IPv6_Level, int IPv6_Name> +class multicast_enable_loopback +{ +public: +#if defined(__sun) || defined(__osf__) + typedef unsigned char ipv4_value_type; + typedef unsigned char ipv6_value_type; +#elif defined(_AIX) || defined(__hpux) || defined(__QNXNTO__) + typedef unsigned char ipv4_value_type; + typedef unsigned int ipv6_value_type; +#else + typedef int ipv4_value_type; + typedef int ipv6_value_type; +#endif + + // Default constructor. + multicast_enable_loopback() + : ipv4_value_(0), + ipv6_value_(0) + { + } + + // Construct with a specific option value. + explicit multicast_enable_loopback(bool v) + : ipv4_value_(v ? 1 : 0), + ipv6_value_(v ? 1 : 0) + { + } + + // Set the value of the boolean. + multicast_enable_loopback& operator=(bool v) + { + ipv4_value_ = v ? 1 : 0; + ipv6_value_ = v ? 1 : 0; + return *this; + } + + // Get the current value of the boolean. + bool value() const + { + return !!ipv4_value_; + } + + // Convert to bool. + operator bool() const + { + return !!ipv4_value_; + } + + // Test for false. + bool operator!() const + { + return !ipv4_value_; + } + + // Get the level of the socket option. + template <typename Protocol> + int level(const Protocol& protocol) const + { + if (protocol.family() == PF_INET6) + return IPv6_Level; + return IPv4_Level; + } + + // Get the name of the socket option. + template <typename Protocol> + int name(const Protocol& protocol) const + { + if (protocol.family() == PF_INET6) + return IPv6_Name; + return IPv4_Name; + } + + // Get the address of the boolean data. + template <typename Protocol> + void* data(const Protocol& protocol) + { + if (protocol.family() == PF_INET6) + return &ipv6_value_; + return &ipv4_value_; + } + + // Get the address of the boolean data. + template <typename Protocol> + const void* data(const Protocol& protocol) const + { + if (protocol.family() == PF_INET6) + return &ipv6_value_; + return &ipv4_value_; + } + + // Get the size of the boolean data. + template <typename Protocol> + std::size_t size(const Protocol& protocol) const + { + if (protocol.family() == PF_INET6) + return sizeof(ipv6_value_); + return sizeof(ipv4_value_); + } + + // Set the size of the boolean data. + template <typename Protocol> + void resize(const Protocol& protocol, std::size_t s) + { + if (protocol.family() == PF_INET6) + { + if (s != sizeof(ipv6_value_)) + { + throw std::length_error( + "multicast_enable_loopback socket option resize"); + } + ipv4_value_ = ipv6_value_ ? 1 : 0; + } + else + { + if (s != sizeof(ipv4_value_)) + { + throw std::length_error( + "multicast_enable_loopback socket option resize"); + } + ipv6_value_ = ipv4_value_ ? 1 : 0; + } + } + +private: + ipv4_value_type ipv4_value_; + ipv6_value_type ipv6_value_; +}; + +// Helper template for implementing unicast hops options. +template <int IPv4_Level, int IPv4_Name, int IPv6_Level, int IPv6_Name> +class unicast_hops +{ +public: + // Default constructor. + unicast_hops() + : value_(0) + { + } + + // Construct with a specific option value. + explicit unicast_hops(int v) + : value_(v) + { + } + + // Set the value of the option. + unicast_hops& operator=(int v) + { + value_ = v; + return *this; + } + + // Get the current value of the option. + int value() const + { + return value_; + } + + // Get the level of the socket option. + template <typename Protocol> + int level(const Protocol& protocol) const + { + if (protocol.family() == PF_INET6) + return IPv6_Level; + return IPv4_Level; + } + + // Get the name of the socket option. + template <typename Protocol> + int name(const Protocol& protocol) const + { + if (protocol.family() == PF_INET6) + return IPv6_Name; + return IPv4_Name; + } + + // Get the address of the data. + template <typename Protocol> + int* data(const Protocol&) + { + return &value_; + } + + // Get the address of the data. + template <typename Protocol> + const int* data(const Protocol&) const + { + return &value_; + } + + // Get the size of the data. + template <typename Protocol> + std::size_t size(const Protocol&) const + { + return sizeof(value_); + } + + // Set the size of the data. + template <typename Protocol> + void resize(const Protocol&, std::size_t s) + { + if (s != sizeof(value_)) + throw std::length_error("unicast hops socket option resize"); +#if defined(__hpux) + if (value_ < 0) + value_ = value_ & 0xFF; +#endif + } + +private: + int value_; +}; + +// Helper template for implementing multicast hops options. +template <int IPv4_Level, int IPv4_Name, int IPv6_Level, int IPv6_Name> +class multicast_hops +{ +public: +#if defined(BOOST_WINDOWS) && defined(UNDER_CE) + typedef int ipv4_value_type; +#else + typedef unsigned char ipv4_value_type; +#endif + typedef int ipv6_value_type; + + // Default constructor. + multicast_hops() + : ipv4_value_(0), + ipv6_value_(0) + { + } + + // Construct with a specific option value. + explicit multicast_hops(int v) + { + if (v < 0 || v > 255) + throw std::out_of_range("multicast hops value out of range"); + ipv4_value_ = (ipv4_value_type)v; + ipv6_value_ = v; + } + + // Set the value of the option. + multicast_hops& operator=(int v) + { + if (v < 0 || v > 255) + throw std::out_of_range("multicast hops value out of range"); + ipv4_value_ = (ipv4_value_type)v; + ipv6_value_ = v; + return *this; + } + + // Get the current value of the option. + int value() const + { + return ipv6_value_; + } + + // Get the level of the socket option. + template <typename Protocol> + int level(const Protocol& protocol) const + { + if (protocol.family() == PF_INET6) + return IPv6_Level; + return IPv4_Level; + } + + // Get the name of the socket option. + template <typename Protocol> + int name(const Protocol& protocol) const + { + if (protocol.family() == PF_INET6) + return IPv6_Name; + return IPv4_Name; + } + + // Get the address of the data. + template <typename Protocol> + void* data(const Protocol& protocol) + { + if (protocol.family() == PF_INET6) + return &ipv6_value_; + return &ipv4_value_; + } + + // Get the address of the data. + template <typename Protocol> + const void* data(const Protocol& protocol) const + { + if (protocol.family() == PF_INET6) + return &ipv6_value_; + return &ipv4_value_; + } + + // Get the size of the data. + template <typename Protocol> + std::size_t size(const Protocol& protocol) const + { + if (protocol.family() == PF_INET6) + return sizeof(ipv6_value_); + return sizeof(ipv4_value_); + } + + // Set the size of the data. + template <typename Protocol> + void resize(const Protocol& protocol, std::size_t s) + { + if (protocol.family() == PF_INET6) + { + if (s != sizeof(ipv6_value_)) + throw std::length_error("multicast hops socket option resize"); + if (ipv6_value_ < 0) + ipv4_value_ = 0; + else if (ipv6_value_ > 255) + ipv4_value_ = 255; + else + ipv4_value_ = (ipv4_value_type)ipv6_value_; + } + else + { + if (s != sizeof(ipv4_value_)) + throw std::length_error("multicast hops socket option resize"); + ipv6_value_ = ipv4_value_; + } + } + +private: + ipv4_value_type ipv4_value_; + ipv6_value_type ipv6_value_; +}; + +// Helper template for implementing ip_mreq-based options. +template <int IPv4_Level, int IPv4_Name, int IPv6_Level, int IPv6_Name> +class multicast_request +{ +public: + // Default constructor. + multicast_request() + { + ipv4_value_.imr_multiaddr.s_addr = + boost::asio::detail::socket_ops::host_to_network_long( + boost::asio::ip::address_v4::any().to_ulong()); + ipv4_value_.imr_interface.s_addr = + boost::asio::detail::socket_ops::host_to_network_long( + boost::asio::ip::address_v4::any().to_ulong()); + + boost::asio::detail::in6_addr_type tmp_addr = IN6ADDR_ANY_INIT; + ipv6_value_.ipv6mr_multiaddr = tmp_addr; + ipv6_value_.ipv6mr_interface = 0; + } + + // Construct with multicast address only. + explicit multicast_request(const boost::asio::ip::address& multicast_address) + { + if (multicast_address.is_v6()) + { + ipv4_value_.imr_multiaddr.s_addr = + boost::asio::detail::socket_ops::host_to_network_long( + boost::asio::ip::address_v4::any().to_ulong()); + ipv4_value_.imr_interface.s_addr = + boost::asio::detail::socket_ops::host_to_network_long( + boost::asio::ip::address_v4::any().to_ulong()); + + using namespace std; // For memcpy. + boost::asio::ip::address_v6 ipv6_address = multicast_address.to_v6(); + boost::asio::ip::address_v6::bytes_type bytes = ipv6_address.to_bytes(); + memcpy(ipv6_value_.ipv6mr_multiaddr.s6_addr, bytes.elems, 16); + ipv6_value_.ipv6mr_interface = 0; + } + else + { + ipv4_value_.imr_multiaddr.s_addr = + boost::asio::detail::socket_ops::host_to_network_long( + multicast_address.to_v4().to_ulong()); + ipv4_value_.imr_interface.s_addr = + boost::asio::detail::socket_ops::host_to_network_long( + boost::asio::ip::address_v4::any().to_ulong()); + + boost::asio::detail::in6_addr_type tmp_addr = IN6ADDR_ANY_INIT; + ipv6_value_.ipv6mr_multiaddr = tmp_addr; + ipv6_value_.ipv6mr_interface = 0; + } + } + + // Construct with multicast address and IPv4 address specifying an interface. + explicit multicast_request( + const boost::asio::ip::address_v4& multicast_address, + const boost::asio::ip::address_v4& network_interface + = boost::asio::ip::address_v4::any()) + { + ipv4_value_.imr_multiaddr.s_addr = + boost::asio::detail::socket_ops::host_to_network_long( + multicast_address.to_ulong()); + ipv4_value_.imr_interface.s_addr = + boost::asio::detail::socket_ops::host_to_network_long( + network_interface.to_ulong()); + + boost::asio::detail::in6_addr_type tmp_addr = IN6ADDR_ANY_INIT; + ipv6_value_.ipv6mr_multiaddr = tmp_addr; + ipv6_value_.ipv6mr_interface = 0; + } + + // Construct with multicast address and IPv6 network interface index. + explicit multicast_request( + const boost::asio::ip::address_v6& multicast_address, + unsigned long network_interface = 0) + { + ipv4_value_.imr_multiaddr.s_addr = + boost::asio::detail::socket_ops::host_to_network_long( + boost::asio::ip::address_v4::any().to_ulong()); + ipv4_value_.imr_interface.s_addr = + boost::asio::detail::socket_ops::host_to_network_long( + boost::asio::ip::address_v4::any().to_ulong()); + + using namespace std; // For memcpy. + boost::asio::ip::address_v6::bytes_type bytes = + multicast_address.to_bytes(); + memcpy(ipv6_value_.ipv6mr_multiaddr.s6_addr, bytes.elems, 16); + ipv6_value_.ipv6mr_interface = network_interface; + } + + // Get the level of the socket option. + template <typename Protocol> + int level(const Protocol& protocol) const + { + if (protocol.family() == PF_INET6) + return IPv6_Level; + return IPv4_Level; + } + + // Get the name of the socket option. + template <typename Protocol> + int name(const Protocol& protocol) const + { + if (protocol.family() == PF_INET6) + return IPv6_Name; + return IPv4_Name; + } + + // Get the address of the option data. + template <typename Protocol> + const void* data(const Protocol& protocol) const + { + if (protocol.family() == PF_INET6) + return &ipv6_value_; + return &ipv4_value_; + } + + // Get the size of the option data. + template <typename Protocol> + std::size_t size(const Protocol& protocol) const + { + if (protocol.family() == PF_INET6) + return sizeof(ipv6_value_); + return sizeof(ipv4_value_); + } + +private: + boost::asio::detail::in4_mreq_type ipv4_value_; + boost::asio::detail::in6_mreq_type ipv6_value_; +}; + +// Helper template for implementing options that specify a network interface. +template <int IPv4_Level, int IPv4_Name, int IPv6_Level, int IPv6_Name> +class network_interface +{ +public: + // Default constructor. + network_interface() + { + ipv4_value_.s_addr = + boost::asio::detail::socket_ops::host_to_network_long( + boost::asio::ip::address_v4::any().to_ulong()); + ipv6_value_ = 0; + } + + // Construct with IPv4 interface. + explicit network_interface(const boost::asio::ip::address_v4& ipv4_interface) + { + ipv4_value_.s_addr = + boost::asio::detail::socket_ops::host_to_network_long( + ipv4_interface.to_ulong()); + ipv6_value_ = 0; + } + + // Construct with IPv6 interface. + explicit network_interface(unsigned int ipv6_interface) + { + ipv4_value_.s_addr = + boost::asio::detail::socket_ops::host_to_network_long( + boost::asio::ip::address_v4::any().to_ulong()); + ipv6_value_ = ipv6_interface; + } + + // Get the level of the socket option. + template <typename Protocol> + int level(const Protocol& protocol) const + { + if (protocol.family() == PF_INET6) + return IPv6_Level; + return IPv4_Level; + } + + // Get the name of the socket option. + template <typename Protocol> + int name(const Protocol& protocol) const + { + if (protocol.family() == PF_INET6) + return IPv6_Name; + return IPv4_Name; + } + + // Get the address of the option data. + template <typename Protocol> + const void* data(const Protocol& protocol) const + { + if (protocol.family() == PF_INET6) + return &ipv6_value_; + return &ipv4_value_; + } + + // Get the size of the option data. + template <typename Protocol> + std::size_t size(const Protocol& protocol) const + { + if (protocol.family() == PF_INET6) + return sizeof(ipv6_value_); + return sizeof(ipv4_value_); + } + +private: + boost::asio::detail::in4_addr_type ipv4_value_; + unsigned int ipv6_value_; +}; + +} // namespace socket_option +} // namespace detail +} // namespace ip +} // namespace asio +} // namespace boost + +#include <boost/asio/detail/pop_options.hpp> + +#endif // BOOST_ASIO_IP_DETAIL_SOCKET_OPTION_HPP |