diff options
Diffstat (limited to 'lib/libc/net/gethostbydns.c')
| -rw-r--r-- | lib/libc/net/gethostbydns.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/lib/libc/net/gethostbydns.c b/lib/libc/net/gethostbydns.c index 1077bb8..bd4d02d 100644 --- a/lib/libc/net/gethostbydns.c +++ b/lib/libc/net/gethostbydns.c @@ -532,7 +532,7 @@ _dns_gethostbyaddr(void *rval, void *cb_data, va_list ap) struct hostent *rhe; char **haddr; u_long old_options; - char hname2[MAXDNAME+1]; + char hname2[MAXDNAME+1], numaddr[46]; #endif /*SUNSECURITY*/ addr = va_arg(ap, const char *); @@ -625,9 +625,11 @@ _dns_gethostbyaddr(void *rval, void *cb_data, va_list ap) _res.options |= RES_DEFNAMES; memset(&rhd, 0, sizeof rhd); if (!(rhe = gethostbyname_r(hname2, &rhd.host, &rhd.data))) { + if (inet_ntop(af, addr, numaddr, sizeof(numaddr)) == NULL) + strlcpy(numaddr, "UNKNOWN", sizeof(numaddr)); syslog(LOG_NOTICE|LOG_AUTH, "gethostbyaddr: No A record for %s (verifying [%s])", - hname2, inet_ntoa(*((struct in_addr *)addr))); + hname2, numaddr); _res.options = old_options; h_errno = HOST_NOT_FOUND; return NS_NOTFOUND; @@ -637,9 +639,11 @@ _dns_gethostbyaddr(void *rval, void *cb_data, va_list ap) if (!memcmp(*haddr, addr, INADDRSZ)) break; if (!*haddr) { + if (inet_ntop(af, addr, numaddr, sizeof(numaddr)) == NULL) + strlcpy(numaddr, "UNKNOWN", sizeof(numaddr)); syslog(LOG_NOTICE|LOG_AUTH, "gethostbyaddr: A record of %s != PTR record [%s]", - hname2, inet_ntoa(*((struct in_addr *)addr))); + hname2, numaddr); h_errno = HOST_NOT_FOUND; return NS_NOTFOUND; } |
