diff options
Diffstat (limited to 'sysdep/unix/io.c')
| -rw-r--r-- | sysdep/unix/io.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/sysdep/unix/io.c b/sysdep/unix/io.c index d98972c..02de2fa 100644 --- a/sysdep/unix/io.c +++ b/sysdep/unix/io.c @@ -413,6 +413,16 @@ sk_open(sock *s) ASSERT(s->iface); mreq.imr_ifindex = s->iface->index; set_inaddr(&mreq.imr_address, s->iface->ip); +#ifdef SO_BINDTODEVICE + { + struct ifreq ifr; + strcpy(ifr.ifr_name, s->iface->name); + if (setsockopt(fd, SOL_SOCKET, SO_BINDTODEVICE, &ifr, sizeof(ifr)) < 0) + ERR("SO_BINDTODEVICE"); + } +#else +#error Multicasts not supported on PtP devices /* FIXME: Solve it somehow? */ +#endif #else struct in_addr mreq; struct ip_mreq mreq_add; |