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Start working task #14494: Implement SO_BINDTODEVICE

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Implement setsockopt. TODO: getsockopt
This commit is contained in:
Dirk Ziegelmeier
2017-05-02 13:18:29 +02:00
parent eab2ae5d78
commit c7e3519f46
3 changed files with 61 additions and 22 deletions
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32
src/api/sockets.c
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@@ -2920,6 +2920,38 @@ lwip_setsockopt_impl(int s, int level, int optname, const void *optval, socklen_
}
break;
#endif /* LWIP_UDP */
case SO_BINDTODEVICE:
{
struct ifreq *iface;
struct netif* n = NULL;
LWIP_SOCKOPT_CHECK_OPTLEN_CONN(sock, optlen, struct ifreq);
iface = (struct ifreq*)optval;
if (iface->ifr_name[0] != 0) {
n = netif_find(iface->ifr_name);
if (n == NULL) {
done_socket(sock);
return ENODEV;
}
}
switch (NETCONNTYPE_GROUP(netconn_type(sock->conn)))
{
case NETCONN_TCP:
tcp_bind_netif(sock->conn->pcb.tcp, n);
break;
case NETCONN_UDP:
udp_bind_netif(sock->conn->pcb.udp, n);
break;
case NETCONN_RAW:
raw_bind_netif(sock->conn->pcb.raw, n);
break;
default:
break;
}
}
break;
default:
LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_setsockopt(%d, SOL_SOCKET, UNIMPL: optname=0x%x, ..)\n",
s, optname));