- /* Check the IP address first. */
- if (hosts_ctl(daemon, "", inet_ntoa(addr->sin_addr), ""))
- return 1;
-
- /* Check the hostname. */
- hp = gethostbyaddr ((const char *) &(addr->sin_addr),
- sizeof (addr->sin_addr), AF_INET);
-
- if (!hp)
- return 0;
-
- /* must make sure the hostent is authorative. */
- tmpname = alloca (strlen (hp->h_name) + 1);
- strcpy (tmpname, hp->h_name);
- hp = gethostbyname(tmpname);
- if (hp) {
- /* now make sure the "addr->sin_addr" is on the list */
+ /* First check the address. */
+ if (hosts_ctl(daemon, "", inet_ntoa(addr->sin_addr), "") == DENY)
+ return DENY;
+
+ /* Now do the hostname lookup */
+ hp = gethostbyaddr ((const char *) &(addr->sin_addr),
+ sizeof (addr->sin_addr), AF_INET);
+ if (!hp)
+ return DENY; /* never heard of it. misconfigured DNS? */
+
+ /* Make sure the hostent is authorative. */
+ tmpname = strdup(hp->h_name);
+ if (!tmpname)
+ return DENY;
+ hp = gethostbyname(tmpname);
+ free(tmpname);
+ if (!hp)
+ return DENY; /* never heard of it. misconfigured DNS? */
+
+ /* Now make sure the address is on the list */