diff options
| -rw-r--r-- | tests/echo_srv.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/tests/echo_srv.c b/tests/echo_srv.c index 3d53994..88d8170 100644 --- a/tests/echo_srv.c +++ b/tests/echo_srv.c @@ -730,9 +730,13 @@ static ssize_t echo_udp_send_to_from(int sock, msg.msg_controllen = 0; switch (from->sa_family) { -#ifdef IP_PKTINFO +#if defined(IP_PKTINFO) || defined(IP_SENDSRCADDR) case AF_INET: { +#ifdef IP_PKTINFO struct in_pktinfo *p = (struct in_pktinfo *)CMSG_DATA(cmsgptr); +#elif defined(IP_SENDSRCADDR) + struct in_addr *p = (struct in_addr *)CMSG_DATA(cmsgptr); +#endif const struct sockaddr_in *from4 = (const struct sockaddr_in *)from; if (fromlen != sizeof(struct sockaddr_in)) { @@ -740,16 +744,20 @@ static ssize_t echo_udp_send_to_from(int sock, } cmsgptr->cmsg_level = IPPROTO_IP; +#ifdef IP_PKTINFO cmsgptr->cmsg_type = IP_PKTINFO; - cmsgptr->cmsg_len = CMSG_LEN(sizeof(struct in_pktinfo)); - p->ipi_spec_dst = from4->sin_addr; +#elif defined(IP_SENDSRCADDR) + cmsgptr->cmsg_type = IP_SENDSRCADDR; + *p = from4->sin_addr; +#endif + cmsgptr->cmsg_len = CMSG_LEN(sizeof(*p)); - msg.msg_controllen = CMSG_SPACE(sizeof(struct in_pktinfo)); + msg.msg_controllen = CMSG_SPACE(sizeof(*p)); break; } -#endif /* IP_PKTINFO */ +#endif /* IP_PKTINFO || IP_SENDSRCADDR */ #ifdef IPV6_PKTINFO case AF_INET6: { struct in6_pktinfo *p = (struct in6_pktinfo *)CMSG_DATA(cmsgptr); |