diff options
Diffstat (limited to 'libjava/gnu/java/net/natPlainDatagramSocketImplPosix.cc')
| -rw-r--r-- | libjava/gnu/java/net/natPlainDatagramSocketImplPosix.cc | 68 |
1 files changed, 63 insertions, 5 deletions
diff --git a/libjava/gnu/java/net/natPlainDatagramSocketImplPosix.cc b/libjava/gnu/java/net/natPlainDatagramSocketImplPosix.cc index b1bc514c198..5c76779d9dd 100644 --- a/libjava/gnu/java/net/natPlainDatagramSocketImplPosix.cc +++ b/libjava/gnu/java/net/natPlainDatagramSocketImplPosix.cc @@ -602,9 +602,27 @@ gnu::java::net::PlainDatagramSocketImpl::setOption (jint optID, return; case _Jv_IP_MULTICAST_LOOP_ : - throw new ::java::net::SocketException ( - JvNewStringUTF ("IP_MULTICAST_LOOP: not yet implemented")); - return; + haddress = ((::java::net::InetAddress *) value)->addr; + len = haddress->length; + if (len == 4) + { + level = IPPROTO_IP; + opname = IP_MULTICAST_LOOP; + } +#if defined (HAVE_INET6) && defined (IPV6_MULTICAST_LOOP) + else if (len == 16) + { + level = IPPROTO_IPV6; + opname = IPV6_MULTICAST_LOOP; + } +#endif + else + throw + new ::java::net::SocketException (JvNewStringUTF ("invalid address length")); + if (::setsockopt (native_fd, level, opname, (char *) &val, + val_len) != 0) + goto error; + return; case _Jv_IP_TOS_ : if (::setsockopt (native_fd, SOL_SOCKET, IP_TOS, (char *) &val, @@ -631,6 +649,7 @@ gnu::java::net::PlainDatagramSocketImpl::getOption (jint optID) socklen_t val_len = sizeof(val); union SockAddr u; socklen_t addrlen = sizeof(u); + int level, opname; switch (optID) { @@ -738,8 +757,47 @@ gnu::java::net::PlainDatagramSocketImpl::getOption (jint optID) break; case _Jv_IP_MULTICAST_LOOP_ : - if (::getsockopt (native_fd, SOL_SOCKET, IP_MULTICAST_LOOP, (char *) &val, - &val_len) != 0) + // cache the local address + if (localAddress == NULL) + { + jbyteArray laddr; + if (::getsockname (native_fd, (sockaddr*) &u, &addrlen) != 0) + goto error; + if (u.address.sin_family == AF_INET) + { + laddr = JvNewByteArray (4); + memcpy (elements (laddr), &u.address.sin_addr, 4); + } +#ifdef HAVE_INET6 + else if (u.address.sin_family == AF_INET6) + { + laddr = JvNewByteArray (16); + memcpy (elements (laddr), &u.address6.sin6_addr, 16); + } +#endif + else + throw new ::java::net::SocketException ( + JvNewStringUTF ("invalid family")); + localAddress = new ::java::net::InetAddress (laddr, NULL); + + } + if (localAddress->addr->length == 4) + { + level = IPPROTO_IP; + opname = IP_MULTICAST_LOOP; + } +#if defined (HAVE_INET6) && defined (IPV6_MULTICAST_LOOP) + else if (localAddress->addr->length == 16) + { + level = IPPROTO_IPV6; + opname = IPV6_MULTICAST_LOOP; + } +#endif + else + throw + new ::java::net::SocketException (JvNewStringUTF ("invalid address length")); + if (::getsockopt (native_fd, level, opname, (char *) &val, + &val_len) != 0) goto error; return new ::java::lang::Boolean (val != 0); |