diff options
Diffstat (limited to 'lib/parse.c')
-rw-r--r-- | lib/parse.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/lib/parse.c b/lib/parse.c index c4d9c75..fbc1dca 100644 --- a/lib/parse.c +++ b/lib/parse.c @@ -711,6 +711,14 @@ enum ipaddr_type { IPADDR_RANGE, }; +static inline bool +cidr_hostaddr(const char *str, uint8_t family) +{ + char *a = cidr_separator(str); + + return family == AF_INET ? STREQ(a, "/32") : STREQ(a, "/128"); +} + static int parse_ip(struct ipset_session *session, enum ipset_opt opt, const char *str, enum ipaddr_type addrtype) @@ -725,7 +733,8 @@ parse_ip(struct ipset_session *session, switch (addrtype) { case IPADDR_PLAIN: - if (range_separator(str) || cidr_separator(str)) + if (range_separator(str) + || (cidr_separator(str) && !cidr_hostaddr(str, family))) return syntax_err("plain IP address must be supplied: %s", str); break; |