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- //
- // multicast.cpp
- // ~~~~~~~~~~~~~
- //
- // Copyright (c) 2003-2019 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)
- //
- // Disable autolinking for unit tests.
- #if !defined(BOOST_ALL_NO_LIB)
- #define BOOST_ALL_NO_LIB 1
- #endif // !defined(BOOST_ALL_NO_LIB)
- // Test that header file is self-contained.
- #include <boost/asio/ip/multicast.hpp>
- #include <boost/asio/io_context.hpp>
- #include <boost/asio/ip/udp.hpp>
- #include "../unit_test.hpp"
- //------------------------------------------------------------------------------
- // ip_multicast_compile test
- // ~~~~~~~~~~~~~~~~~~~~~~~~~
- // The following test checks that all nested classes, enums and constants in
- // ip::multicast compile and link correctly. Runtime failures are ignored.
- namespace ip_multicast_compile {
- void test()
- {
- using namespace boost::asio;
- namespace ip = boost::asio::ip;
- try
- {
- io_context ioc;
- ip::udp::socket sock(ioc);
- const ip::address address;
- const ip::address_v4 address_v4;
- const ip::address_v6 address_v6;
- // join_group class.
- ip::multicast::join_group join_group1;
- ip::multicast::join_group join_group2(address);
- ip::multicast::join_group join_group3(address_v4);
- ip::multicast::join_group join_group4(address_v4, address_v4);
- ip::multicast::join_group join_group5(address_v6);
- ip::multicast::join_group join_group6(address_v6, 1);
- sock.set_option(join_group6);
- // leave_group class.
- ip::multicast::leave_group leave_group1;
- ip::multicast::leave_group leave_group2(address);
- ip::multicast::leave_group leave_group3(address_v4);
- ip::multicast::leave_group leave_group4(address_v4, address_v4);
- ip::multicast::leave_group leave_group5(address_v6);
- ip::multicast::leave_group leave_group6(address_v6, 1);
- sock.set_option(leave_group6);
- // outbound_interface class.
- ip::multicast::outbound_interface outbound_interface1;
- ip::multicast::outbound_interface outbound_interface2(address_v4);
- ip::multicast::outbound_interface outbound_interface3(1);
- sock.set_option(outbound_interface3);
- // hops class.
- ip::multicast::hops hops1(1024);
- sock.set_option(hops1);
- ip::multicast::hops hops2;
- sock.get_option(hops2);
- hops1 = 1;
- (void)static_cast<int>(hops1.value());
- // enable_loopback class.
- ip::multicast::enable_loopback enable_loopback1(true);
- sock.set_option(enable_loopback1);
- ip::multicast::enable_loopback enable_loopback2;
- sock.get_option(enable_loopback2);
- enable_loopback1 = true;
- (void)static_cast<bool>(enable_loopback1);
- (void)static_cast<bool>(!enable_loopback1);
- (void)static_cast<bool>(enable_loopback1.value());
- }
- catch (std::exception&)
- {
- }
- }
- } // namespace ip_multicast_compile
- //------------------------------------------------------------------------------
- // ip_multicast_runtime test
- // ~~~~~~~~~~~~~~~~~~~~~~~~~
- // The following test checks the runtime operation of the socket options defined
- // in the ip::multicast namespace.
- namespace ip_multicast_runtime {
- #if defined(__hpux)
- // HP-UX doesn't declare this function extern "C", so it is declared again here
- // to avoid a linker error about an undefined symbol.
- extern "C" unsigned int if_nametoindex(const char*);
- #endif // defined(__hpux)
- void test()
- {
- using namespace boost::asio;
- namespace ip = boost::asio::ip;
- io_context ioc;
- boost::system::error_code ec;
- ip::udp::endpoint ep_v4(ip::address_v4::loopback(), 0);
- ip::udp::socket sock_v4(ioc);
- sock_v4.open(ep_v4.protocol(), ec);
- sock_v4.bind(ep_v4, ec);
- bool have_v4 = !ec;
- ip::udp::endpoint ep_v6(ip::address_v6::loopback(), 0);
- ip::udp::socket sock_v6(ioc);
- sock_v6.open(ep_v6.protocol(), ec);
- sock_v6.bind(ep_v6, ec);
- bool have_v6 = !ec;
- BOOST_ASIO_CHECK(have_v4 || have_v6);
- #if defined(BOOST_ASIO_WINDOWS) && defined(UNDER_CE)
- // Windows CE seems to have problems with some multicast group addresses.
- // The following address works on CE, but as it is not a private multicast
- // address it will not be used on other platforms.
- const ip::address multicast_address_v4 = ip::make_address("239.0.0.4", ec);
- #else // defined(BOOST_ASIO_WINDOWS) && defined(UNDER_CE)
- const ip::address multicast_address_v4 = ip::make_address("239.255.0.1", ec);
- #endif // defined(BOOST_ASIO_WINDOWS) && defined(UNDER_CE)
- BOOST_ASIO_CHECK(!have_v4 || !ec);
- #if (defined(__MACH__) && defined(__APPLE__)) \
- || defined(__FreeBSD__) \
- || defined(__NetBSD__) \
- || defined(__OpenBSD__)
- const ip::address multicast_address_v6 = ip::make_address("ff02::1%lo0", ec);
- #else // (defined(__MACH__) && defined(__APPLE__))
- // || defined(__FreeBSD__)
- // || defined(__NetBSD__)
- // || defined(__OpenBSD__)
- const ip::address multicast_address_v6 = ip::make_address("ff01::1", ec);
- #endif // (defined(__MACH__) && defined(__APPLE__))
- // || defined(__FreeBSD__)
- // || defined(__NetBSD__)
- // || defined(__OpenBSD__)
- BOOST_ASIO_CHECK(!have_v6 || !ec);
- // join_group class.
- if (have_v4)
- {
- ip::multicast::join_group join_group(multicast_address_v4);
- sock_v4.set_option(join_group, ec);
- BOOST_ASIO_CHECK_MESSAGE(!ec || ec == error::no_such_device,
- ec.value() << ", " << ec.message());
- if (!ec)
- {
- // leave_group class.
- ip::multicast::leave_group leave_group(multicast_address_v4);
- sock_v4.set_option(leave_group, ec);
- BOOST_ASIO_CHECK_MESSAGE(!ec, ec.value() << ", " << ec.message());
- }
- }
- if (have_v6)
- {
- ip::multicast::join_group join_group(multicast_address_v6);
- sock_v6.set_option(join_group, ec);
- BOOST_ASIO_CHECK_MESSAGE(!ec || ec == error::no_such_device,
- ec.value() << ", " << ec.message());
- if (!ec)
- {
- // leave_group class.
- ip::multicast::leave_group leave_group(multicast_address_v6);
- sock_v6.set_option(leave_group, ec);
- BOOST_ASIO_CHECK_MESSAGE(!ec, ec.value() << ", " << ec.message());
- }
- }
- // outbound_interface class.
- if (have_v4)
- {
- ip::multicast::outbound_interface outbound_interface(
- ip::address_v4::loopback());
- sock_v4.set_option(outbound_interface, ec);
- BOOST_ASIO_CHECK_MESSAGE(!ec, ec.value() << ", " << ec.message());
- }
- if (have_v6)
- {
- #if defined(__hpux)
- ip::multicast::outbound_interface outbound_interface(if_nametoindex("lo0"));
- #else
- ip::multicast::outbound_interface outbound_interface(1);
- #endif
- sock_v6.set_option(outbound_interface, ec);
- BOOST_ASIO_CHECK_MESSAGE(!ec, ec.value() << ", " << ec.message());
- }
- // hops class.
- if (have_v4)
- {
- ip::multicast::hops hops1(1);
- BOOST_ASIO_CHECK(hops1.value() == 1);
- sock_v4.set_option(hops1, ec);
- BOOST_ASIO_CHECK_MESSAGE(!ec, ec.value() << ", " << ec.message());
- ip::multicast::hops hops2;
- sock_v4.get_option(hops2, ec);
- BOOST_ASIO_CHECK_MESSAGE(!ec, ec.value() << ", " << ec.message());
- BOOST_ASIO_CHECK(hops2.value() == 1);
- ip::multicast::hops hops3(0);
- BOOST_ASIO_CHECK(hops3.value() == 0);
- sock_v4.set_option(hops3, ec);
- BOOST_ASIO_CHECK_MESSAGE(!ec, ec.value() << ", " << ec.message());
- ip::multicast::hops hops4;
- sock_v4.get_option(hops4, ec);
- BOOST_ASIO_CHECK_MESSAGE(!ec, ec.value() << ", " << ec.message());
- BOOST_ASIO_CHECK(hops4.value() == 0);
- }
- if (have_v6)
- {
- ip::multicast::hops hops1(1);
- BOOST_ASIO_CHECK(hops1.value() == 1);
- sock_v6.set_option(hops1, ec);
- BOOST_ASIO_CHECK_MESSAGE(!ec, ec.value() << ", " << ec.message());
- ip::multicast::hops hops2;
- sock_v6.get_option(hops2, ec);
- BOOST_ASIO_CHECK_MESSAGE(!ec, ec.value() << ", " << ec.message());
- BOOST_ASIO_CHECK(hops2.value() == 1);
- ip::multicast::hops hops3(0);
- BOOST_ASIO_CHECK(hops3.value() == 0);
- sock_v6.set_option(hops3, ec);
- BOOST_ASIO_CHECK_MESSAGE(!ec, ec.value() << ", " << ec.message());
- ip::multicast::hops hops4;
- sock_v6.get_option(hops4, ec);
- BOOST_ASIO_CHECK_MESSAGE(!ec, ec.value() << ", " << ec.message());
- BOOST_ASIO_CHECK(hops4.value() == 0);
- }
- // enable_loopback class.
- if (have_v4)
- {
- ip::multicast::enable_loopback enable_loopback1(true);
- BOOST_ASIO_CHECK(enable_loopback1.value());
- BOOST_ASIO_CHECK(static_cast<bool>(enable_loopback1));
- BOOST_ASIO_CHECK(!!enable_loopback1);
- sock_v4.set_option(enable_loopback1, ec);
- #if defined(BOOST_ASIO_WINDOWS) && defined(UNDER_CE)
- // Option is not supported under Windows CE.
- BOOST_ASIO_CHECK_MESSAGE(ec == boost::asio::error::no_protocol_option,
- ec.value() << ", " << ec.message());
- #else // defined(BOOST_ASIO_WINDOWS) && defined(UNDER_CE)
- BOOST_ASIO_CHECK_MESSAGE(!ec, ec.value() << ", " << ec.message());
- #endif // defined(BOOST_ASIO_WINDOWS) && defined(UNDER_CE)
- ip::multicast::enable_loopback enable_loopback2;
- sock_v4.get_option(enable_loopback2, ec);
- #if defined(BOOST_ASIO_WINDOWS) && defined(UNDER_CE)
- // Not supported under Windows CE but can get value.
- BOOST_ASIO_CHECK_MESSAGE(!ec, ec.value() << ", " << ec.message());
- #else // defined(BOOST_ASIO_WINDOWS) && defined(UNDER_CE)
- BOOST_ASIO_CHECK_MESSAGE(!ec, ec.value() << ", " << ec.message());
- BOOST_ASIO_CHECK(enable_loopback2.value());
- BOOST_ASIO_CHECK(static_cast<bool>(enable_loopback2));
- BOOST_ASIO_CHECK(!!enable_loopback2);
- #endif // defined(BOOST_ASIO_WINDOWS) && defined(UNDER_CE)
- ip::multicast::enable_loopback enable_loopback3(false);
- BOOST_ASIO_CHECK(!enable_loopback3.value());
- BOOST_ASIO_CHECK(!static_cast<bool>(enable_loopback3));
- BOOST_ASIO_CHECK(!enable_loopback3);
- sock_v4.set_option(enable_loopback3, ec);
- #if defined(BOOST_ASIO_WINDOWS) && defined(UNDER_CE)
- // Option is not supported under Windows CE.
- BOOST_ASIO_CHECK_MESSAGE(ec == boost::asio::error::no_protocol_option,
- ec.value() << ", " << ec.message());
- #else // defined(BOOST_ASIO_WINDOWS) && defined(UNDER_CE)
- BOOST_ASIO_CHECK_MESSAGE(!ec, ec.value() << ", " << ec.message());
- #endif // defined(BOOST_ASIO_WINDOWS) && defined(UNDER_CE)
- ip::multicast::enable_loopback enable_loopback4;
- sock_v4.get_option(enable_loopback4, ec);
- #if defined(BOOST_ASIO_WINDOWS) && defined(UNDER_CE)
- // Not supported under Windows CE but can get value.
- BOOST_ASIO_CHECK_MESSAGE(!ec, ec.value() << ", " << ec.message());
- #else // defined(BOOST_ASIO_WINDOWS) && defined(UNDER_CE)
- BOOST_ASIO_CHECK_MESSAGE(!ec, ec.value() << ", " << ec.message());
- BOOST_ASIO_CHECK(!enable_loopback4.value());
- BOOST_ASIO_CHECK(!static_cast<bool>(enable_loopback4));
- BOOST_ASIO_CHECK(!enable_loopback4);
- #endif // defined(BOOST_ASIO_WINDOWS) && defined(UNDER_CE)
- }
- if (have_v6)
- {
- ip::multicast::enable_loopback enable_loopback1(true);
- BOOST_ASIO_CHECK(enable_loopback1.value());
- BOOST_ASIO_CHECK(static_cast<bool>(enable_loopback1));
- BOOST_ASIO_CHECK(!!enable_loopback1);
- sock_v6.set_option(enable_loopback1, ec);
- BOOST_ASIO_CHECK_MESSAGE(!ec, ec.value() << ", " << ec.message());
- ip::multicast::enable_loopback enable_loopback2;
- sock_v6.get_option(enable_loopback2, ec);
- BOOST_ASIO_CHECK_MESSAGE(!ec, ec.value() << ", " << ec.message());
- BOOST_ASIO_CHECK(enable_loopback2.value());
- BOOST_ASIO_CHECK(static_cast<bool>(enable_loopback2));
- BOOST_ASIO_CHECK(!!enable_loopback2);
- ip::multicast::enable_loopback enable_loopback3(false);
- BOOST_ASIO_CHECK(!enable_loopback3.value());
- BOOST_ASIO_CHECK(!static_cast<bool>(enable_loopback3));
- BOOST_ASIO_CHECK(!enable_loopback3);
- sock_v6.set_option(enable_loopback3, ec);
- BOOST_ASIO_CHECK_MESSAGE(!ec, ec.value() << ", " << ec.message());
- ip::multicast::enable_loopback enable_loopback4;
- sock_v6.get_option(enable_loopback4, ec);
- BOOST_ASIO_CHECK_MESSAGE(!ec, ec.value() << ", " << ec.message());
- BOOST_ASIO_CHECK(!enable_loopback4.value());
- BOOST_ASIO_CHECK(!static_cast<bool>(enable_loopback4));
- BOOST_ASIO_CHECK(!enable_loopback4);
- }
- }
- } // namespace ip_multicast_runtime
- //------------------------------------------------------------------------------
- BOOST_ASIO_TEST_SUITE
- (
- "ip/multicast",
- BOOST_ASIO_TEST_CASE(ip_multicast_compile::test)
- BOOST_ASIO_TEST_CASE(ip_multicast_runtime::test)
- )
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