return false;
}
-prefix_ bool senf::UDPProtocol::mcLoop()
- const
-{
- int value;
- socklen_t len (sizeof(value));
- if (::getsockopt(fd(),SOL_IP,IP_MULTICAST_LOOP,&value,&len) < 0)
- throwErrno();
- return value;
-}
-
-prefix_ void senf::UDPProtocol::mcLoop(bool value)
- const
-{
- int ivalue (value);
- if (::setsockopt(fd(),SOL_IP,IP_MULTICAST_LOOP,&ivalue,sizeof(ivalue)) < 0)
- throwErrno();
-}
-
-prefix_ void senf::UDPProtocol::mcAddMembership(INet4SocketAddress const & mcAddr)
- const
-{
- struct ip_mreqn mreqn;
- mreqn.imr_multiaddr = reinterpret_cast<struct sockaddr_in const *>(mcAddr.sockaddr_p())->sin_addr;
- mreqn.imr_address.s_addr = htons(INADDR_ANY);
- mreqn.imr_ifindex = 0;
- if (::setsockopt(fd(),SOL_IP,IP_ADD_MEMBERSHIP,&mreqn,sizeof(mreqn)) < 0)
- throwErrno();
-}
-
-prefix_ void senf::UDPProtocol::mcAddMembership(INet4SocketAddress const & mcAddr,
- INet4SocketAddress const & localAddr)
- const
-{
- struct ip_mreqn mreqn;
- mreqn.imr_multiaddr = reinterpret_cast<struct sockaddr_in const *>(mcAddr.sockaddr_p())->sin_addr;
- mreqn.imr_address = reinterpret_cast<struct sockaddr_in const *>(localAddr.sockaddr_p())->sin_addr;
- mreqn.imr_ifindex = 0;
- if (::setsockopt(fd(),SOL_IP,IP_ADD_MEMBERSHIP,&mreqn,sizeof(mreqn)) < 0)
- throwErrno();
-}
-
-prefix_ void senf::UDPProtocol::mcDropMembership(INet4SocketAddress const & mcAddr)
- const
-{
- struct ip_mreqn mreqn;
- mreqn.imr_multiaddr = reinterpret_cast<struct sockaddr_in const *>(mcAddr.sockaddr_p())->sin_addr;
- mreqn.imr_address.s_addr = htons(INADDR_ANY);
- mreqn.imr_ifindex = 0;
- if (::setsockopt(fd(),SOL_IP,IP_DROP_MEMBERSHIP,&mreqn,sizeof(mreqn)) < 0)
- throwErrno();
-}
-
-prefix_ void senf::UDPProtocol::mcDropMembership(INet4SocketAddress const & mcAddr,
- INet4SocketAddress const & localAddr)
- const
-{
- struct ip_mreqn mreqn;
- mreqn.imr_multiaddr = reinterpret_cast<struct sockaddr_in const *>(mcAddr.sockaddr_p())->sin_addr;
- mreqn.imr_address = reinterpret_cast<struct sockaddr_in const *>(localAddr.sockaddr_p())->sin_addr;
- mreqn.imr_ifindex = 0;
- if (::setsockopt(fd(),SOL_IP,IP_DROP_MEMBERSHIP,&mreqn,sizeof(mreqn)) < 0)
- throwErrno();
-}
-
-prefix_ void senf::UDPProtocol::mcIface(std::string const & iface)
- const
-{
- struct ip_mreqn mreqn;
- ::memset(&mreqn,sizeof(mreqn),0);
- if (!iface.empty()) {
- mreqn.imr_ifindex = if_nametoindex(iface.c_str());
- if (mreqn.imr_ifindex == 0)
- throwErrno(EINVAL);
- }
- if (::setsockopt(fd(),SOL_IP,IP_MULTICAST_IF,&mreqn,sizeof(mreqn)) < 0)
- throwErrno();
-}
-
-prefix_ unsigned senf::UDPProtocol::mcTTL()
- const
-{
- int value;
- socklen_t len (sizeof(value));
- if (::getsockopt(fd(),SOL_IP,IP_MULTICAST_TTL,&value,&len) < 0)
- throwErrno();
- return value;
-}
-
-prefix_ void senf::UDPProtocol::mcTTL(unsigned value)
- const
-{
- if (::setsockopt(fd(),SOL_IP,IP_MULTICAST_TTL,&value,sizeof(value)) < 0)
- throwErrno();
-}
-
-
///////////////////////////////cc.e////////////////////////////////////////
#undef prefix_
//#include "UDPProtocol.mpp"