SENF_THROW_SYSTEM_EXCEPTION("");
}
+namespace {
+ void mc4SSMSourceRequest(int operation, int fd, senf::INet4Address const & group,
+ senf::INet4Address const & source, std::string const & iface)
+ {
+ struct group_source_req req;
+ ::memset(&req, 0, sizeof(req));
+ req.gsr_interface = if_nametoindex(iface.c_str());
+ if (req.gsr_interface == 0)
+ throw senf::SystemException("::if_nametoindex()", ENOENT SENF_EXC_DEBUGINFO);
+ req.gsr_group.ss_family = AF_INET;
+ reinterpret_cast<struct sockaddr_in&>(req.gsr_group).sin_addr.s_addr = group.inaddr();
+ req.gsr_source.ss_family = AF_INET;
+ reinterpret_cast<struct sockaddr_in&>(req.gsr_source).sin_addr.s_addr = source.inaddr();
+ if (::setsockopt(fd, SOL_IP, MCAST_JOIN_SOURCE_GROUP, &req, sizeof(req)) < 0)
+ SENF_THROW_SYSTEM_EXCEPTION("::setsockopt()");
+ }
+}
+
+prefix_ void senf::INet4MulticastSocketProtocol::mcJoinSSMSource(INet4Address const & group,
+ INet4Address const & source,
+ std::string const & iface)
+ const
+{
+ mc4SSMSourceRequest(MCAST_JOIN_SOURCE_GROUP, fd(), group, source, iface);
+}
+
+prefix_ void senf::INet4MulticastSocketProtocol::mcLeaveSSMSource(INet4Address const & group,
+ INet4Address const & source,
+ std::string const & iface)
+ const
+{
+ mc4SSMSourceRequest(MCAST_LEAVE_SOURCE_GROUP, fd(), group, source, iface);
+}
+
///////////////////////////////////////////////////////////////////////////
// senf::INet6MulticastSocketProtocol
prefix_ void senf::INet6MulticastSocketProtocol::mcAddMembership(INet6Address const & mcAddr,
std::string const & iface)
+ const
{
if (mcAddr.inet4Mapped()) {
struct ip_mreqn mreqn;
}
}
+namespace {
+
+ void mc6SSMSourceRequest(int operation, int fd, senf::INet6Address const & group,
+ senf::INet6Address const & source, int ifacei)
+ {
+ struct group_source_req req;
+ ::memset(&req, 0, sizeof(req));
+ req.gsr_interface = ifacei;
+ req.gsr_group.ss_family = AF_INET6;
+ std::copy(group.begin(), group.end(),
+ reinterpret_cast<struct sockaddr_in6&>(req.gsr_group).sin6_addr.s6_addr);
+ req.gsr_source.ss_family = AF_INET6;
+ std::copy(source.begin(), source.end(),
+ reinterpret_cast<struct sockaddr_in6&>(req.gsr_source).sin6_addr.s6_addr);
+ if (::setsockopt(fd, SOL_IPV6, MCAST_JOIN_SOURCE_GROUP, &req, sizeof(req)) < 0)
+ SENF_THROW_SYSTEM_EXCEPTION("::setsockopt()");
+ }
+
+ void mc6SSMSourceRequest(int operation, int fd, senf::INet6Address const & group,
+ senf::INet6Address const & source, std::string const & iface)
+ {
+ int ifacei (0);
+ if (! iface.empty()) {
+ ifacei = if_nametoindex(iface.c_str());
+ if (ifacei == 0)
+ throw senf::SystemException("::if_nametoindex()", ENOENT SENF_EXC_DEBUGINFO);
+ }
+ mc6SSMSourceRequest(operation, fd, group, source, ifacei);
+ }
+
+}
+
+prefix_ void senf::INet6MulticastSocketProtocol::mcJoinSSMSource(INet6Address const & group,
+ INet6Address const & source,
+ std::string const & iface)
+ const
+{
+ mc6SSMSourceRequest(MCAST_JOIN_SOURCE_GROUP, fd(), group, source, iface);
+}
+
+prefix_ void senf::INet6MulticastSocketProtocol::mcJoinSSMSource(INet6Address const & group,
+ INet6Address const & source,
+ int ifacei)
+ const
+{
+ mc6SSMSourceRequest(MCAST_JOIN_SOURCE_GROUP, fd(), group, source, ifacei);
+}
+
+prefix_ void senf::INet6MulticastSocketProtocol::mcLeaveSSMSource(INet6Address const & group,
+ INet6Address const & source,
+ std::string const & iface)
+ const
+{
+ mc6SSMSourceRequest(MCAST_LEAVE_SOURCE_GROUP, fd(), group, source, iface);
+}
+
+
///////////////////////////////cc.e////////////////////////////////////////
#undef prefix_
//#include "MulticastSocketProtocol.mpp"