diff options
| author | Bart De Schuymer <bdschuym@pandora.be> | 2014-04-14 22:04:55 +0200 |
|---|---|---|
| committer | Bart De Schuymer <bdschuym@pandora.be> | 2014-04-14 22:04:55 +0200 |
| commit | 09792f0107a9318da809908db31f0b826017de7b (patch) | |
| tree | 504ba558888915b7ec12416dbe0077579039529b /useful_functions.c | |
| parent | 826faffa38de8ce55bb32cd1549fb732229fd80f (diff) | |
don't print IPv6 mask if it's all ones (based on patch by Mariusz Mazur <mmazur at axeos.com>)
Diffstat (limited to 'useful_functions.c')
| -rw-r--r-- | useful_functions.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/useful_functions.c b/useful_functions.c index d20b68e..d14cbe9 100644 --- a/useful_functions.c +++ b/useful_functions.c @@ -411,3 +411,16 @@ char *ebt_ip6_to_numeric(const struct in6_addr *addrp) static char buf[50+1]; return (char *)inet_ntop(AF_INET6, addrp, buf, sizeof(buf)); } + +char *ebt_ip6_mask_to_string(const struct in6_addr *msk) +{ + /* /0000:0000:0000:0000:0000:000.000.000.000 + * /0000:0000:0000:0000:0000:0000:0000:0000 */ + static char buf[51+1]; + if (msk->s6_addr32[0] == 0xFFFFFFFFL && msk->s6_addr32[1] == 0xFFFFFFFFL && + msk->s6_addr32[2] == 0xFFFFFFFFL && msk->s6_addr32[3] == 0xFFFFFFFFL) + *buf = '\0'; + else + sprintf(buf, "/%s", ebt_ip6_to_numeric(msk)); + return buf; +} |