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Fix socket binding on macOS/BSD #19

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Fix socket binding on macOS/BSD #19

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28 changes: 14 additions & 14 deletions src/reflector.c
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Original file line number Diff line number Diff line change
Expand Up @@ -65,10 +65,15 @@ int new_recv_socket(const struct sockaddr_storage *sa, socklen_t sa_len, uint32_
log_err(LOG_ERR, "IPv6 setsockopt IPV6_PKTINFO");
goto cleanup;
}
#if defined(SO_BINDTODEVICE)
#if defined(IPV6_BOUND_IF)
if (setsockopt(fd, IPPROTO_IPV6, IPV6_BOUND_IF, &ifindex, sizeof(ifindex)) == -1) {
log_err(LOG_ERR, "IPv6 setsockopt IPV6_BOUND_IF");
goto cleanup;
}
#elif defined(SO_BINDTODEVICE)
{
struct ifreq ifr;
if (if_indextoname(ifindex, ifr.ifr_ifrn.ifrn_name) == NULL) {
if (if_indextoname(ifindex, ifr.ifr_name) == NULL) {
log_err(LOG_ERR, "if_indextoname");
goto cleanup;
}
Expand All @@ -77,11 +82,6 @@ int new_recv_socket(const struct sockaddr_storage *sa, socklen_t sa_len, uint32_
goto cleanup;
}
}
#elif defined(IPV6_BOUND_IF)
if (setsockopt(fd, IPPROTO_IPV6, IPV6_BOUND_IF, &ifindex, sizeof(ifindex)) == -1) {
log_err(LOG_ERR, "IPv6 setsockopt IPV6_BOUND_IF");
goto cleanup;
}
#endif
break;
case AF_INET:
Expand All @@ -101,10 +101,15 @@ int new_recv_socket(const struct sockaddr_storage *sa, socklen_t sa_len, uint32_
goto cleanup;
}
#endif
#if defined(SO_BINDTODEVICE)
#if defined(IP_BOUND_IF)
if (setsockopt(fd, IPPROTO_IP, IP_BOUND_IF, &ifindex, sizeof(ifindex)) == -1) {
log_err(LOG_ERR, "IPv4 setsockopt IP_BOUND_IF");
goto cleanup;
}
#elif defined(SO_BINDTODEVICE)
{
struct ifreq ifr;
if (if_indextoname(ifindex, ifr.ifr_ifrn.ifrn_name) == NULL) {
if (if_indextoname(ifindex, ifr.ifr_name) == NULL) {
log_err(LOG_ERR, "if_indextoname");
goto cleanup;
}
Expand All @@ -113,11 +118,6 @@ int new_recv_socket(const struct sockaddr_storage *sa, socklen_t sa_len, uint32_
goto cleanup;
}
}
#elif defined(IP_BOUND_IF)
if (setsockopt(fd, IPPROTO_IP, IP_BOUND_IF, &ifindex, sizeof(ifindex)) == -1) {
log_err(LOG_ERR, "IPv4 setsockopt IP_BOUND_IF");
goto cleanup;
}
#endif
break;
default:
Expand Down