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fixed bug #43028 (IP_MULTICAST_TTL affects unicast datagrams)

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This commit is contained in:
Joel Cunningham
2015-02-25 21:59:21 +01:00
committed by sg
parent 4eb9efdd33
commit 9004554da3
4 changed files with 23 additions and 4 deletions
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4
src/api/sockets.c
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@@ -1803,7 +1803,7 @@ lwip_getsockopt_impl(int s, int level, int optname, void *optval, socklen_t *opt
if (NETCONNTYPE_GROUP(netconn_type(sock->conn)) != NETCONN_UDP) {
return ENOPROTOOPT;
}
*(u8_t*)optval = sock->conn->pcb.ip->ttl;
*(u8_t*)optval = sock->conn->pcb.udp->mcast_ttl;
LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_getsockopt(%d, IPPROTO_IP, IP_MULTICAST_TTL) = %d\n",
s, *(int *)optval));
break;
@@ -2160,7 +2160,7 @@ lwip_setsockopt_impl(int s, int level, int optname, const void *optval, socklen_
#if LWIP_IGMP
case IP_MULTICAST_TTL:
LWIP_SOCKOPT_CHECK_OPTLEN_CONN_PCB_TYPE(sock, optlen, u8_t, NETCONN_UDP);
sock->conn->pcb.udp->ttl = (u8_t)(*(u8_t*)optval);
sock->conn->pcb.udp->mcast_ttl = (u8_t)(*(u8_t*)optval);
break;
case IP_MULTICAST_IF:
{