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| author | Renato Westphal <renato@opensourcerouting.org> | 2016-11-12 22:05:08 +0100 |
|---|---|---|
| committer | Renato Westphal <renato@opensourcerouting.org> | 2016-11-25 14:46:06 +0100 |
| commit | c5bdb09fd9d18ac0524a14c90f79cfad95afefd7 (patch) | |
| tree | a74b32bb6d4df5fc1075b4d71fe39fc55e2538d4 /pimd/pim_ssmpingd.c | |
| parent | pimd/zebra: fix setting of IP_MULTICAST_LOOP on OpenBSD (diff) | |
| download | frr-c5bdb09fd9d18ac0524a14c90f79cfad95afefd7.tar.xz frr-c5bdb09fd9d18ac0524a14c90f79cfad95afefd7.zip | |
*: create a helper function to set the IP_MULTICAST_LOOP sockoption
Signed-off-by: Renato Westphal <renato@opensourcerouting.org>
Diffstat (limited to 'pimd/pim_ssmpingd.c')
| -rw-r--r-- | pimd/pim_ssmpingd.c | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/pimd/pim_ssmpingd.c b/pimd/pim_ssmpingd.c index daa3c65e3..fba563a6f 100644 --- a/pimd/pim_ssmpingd.c +++ b/pimd/pim_ssmpingd.c @@ -25,6 +25,7 @@ #include "if.h" #include "log.h" #include "memory.h" +#include "sockopt.h" #include "pim_ssmpingd.h" #include "pim_time.h" @@ -150,17 +151,12 @@ static int ssmpingd_socket(struct in_addr addr, int port, int mttl) return -1; } - { - u_char loop = 0; - if (setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP, - (void *) &loop, sizeof(loop))) { - zlog_warn("%s: could not %s Multicast Loopback Option on socket fd=%d: errno=%d: %s", - __PRETTY_FUNCTION__, - loop ? "enable" : "disable", - fd, errno, safe_strerror(errno)); - close(fd); - return PIM_SOCK_ERR_LOOP; - } + if (setsockopt_ipv4_multicast_loop (fd, 0)) { + zlog_warn("%s: could not disable Multicast Loopback Option on socket fd=%d: errno=%d: %s", + __PRETTY_FUNCTION__, + fd, errno, safe_strerror(errno)); + close(fd); + return PIM_SOCK_ERR_LOOP; } if (setsockopt(fd, IPPROTO_IP, IP_MULTICAST_IF, |