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allow multicast socket options IP_MULTICAST_TTL, IP_MULTICAST_IF and IP_MULTICAST_LOOP to be used without IGMP

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This commit is contained in:
sg
2015-08-05 22:52:23 +02:00
parent 9352988c44
commit 4edade8079
9 changed files with 52 additions and 29 deletions
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8
src/api/sockets.c
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@@ -1830,7 +1830,7 @@ lwip_getsockopt_impl(int s, int level, int optname, void *optval, socklen_t *opt
LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_getsockopt(%d, IPPROTO_IP, IP_TOS) = %d\n",
s, *(int *)optval));
break;
#if LWIP_IGMP
#if LWIP_MULTICAST_TX_OPTIONS
case IP_MULTICAST_TTL:
LWIP_SOCKOPT_CHECK_OPTLEN_CONN_PCB(sock, *optlen, u8_t);
if (NETCONNTYPE_GROUP(netconn_type(sock->conn)) != NETCONN_UDP) {
@@ -1859,7 +1859,7 @@ lwip_getsockopt_impl(int s, int level, int optname, void *optval, socklen_t *opt
LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_getsockopt(%d, IPPROTO_IP, IP_MULTICAST_LOOP) = %d\n",
s, *(int *)optval));
break;
#endif /* LWIP_IGMP */
#endif /* LWIP_MULTICAST_TX_OPTIONS */
default:
LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_getsockopt(%d, IPPROTO_IP, UNIMPL: optname=0x%x, ..)\n",
s, optname));
@@ -2190,7 +2190,7 @@ lwip_setsockopt_impl(int s, int level, int optname, const void *optval, socklen_
LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_setsockopt(%d, IPPROTO_IP, IP_TOS, ..)-> %d\n",
s, sock->conn->pcb.ip->tos));
break;
#if LWIP_IGMP
#if LWIP_MULTICAST_TX_OPTIONS
case IP_MULTICAST_TTL:
LWIP_SOCKOPT_CHECK_OPTLEN_CONN_PCB_TYPE(sock, optlen, u8_t, NETCONN_UDP);
sock->conn->pcb.udp->mcast_ttl = (u8_t)(*(const u8_t*)optval);
@@ -2211,6 +2211,8 @@ lwip_setsockopt_impl(int s, int level, int optname, const void *optval, socklen_
udp_setflags(sock->conn->pcb.udp, udp_flags(sock->conn->pcb.udp) & ~UDP_FLAGS_MULTICAST_LOOP);
}
break;
#endif /* LWIP_MULTICAST_TX_OPTIONS */
#if LWIP_IGMP
case IP_ADD_MEMBERSHIP:
case IP_DROP_MEMBERSHIP:
{