63 static void next_lookup(struct addr_query *aquery);
66 static void end_aquery(struct addr_query *aquery, int status,
74   struct addr_query *aquery;  in ares_gethostbyaddr()  local
82   if ((family == AF_INET && addrlen != sizeof(aquery->addr.addrV4)) ||  in ares_gethostbyaddr()
83       (family == AF_INET6 && addrlen != sizeof(aquery->addr.addrV6)))  in ares_gethostbyaddr()
89   aquery = malloc(sizeof(struct addr_query));  in ares_gethostbyaddr()
90   if (!aquery)  in ares_gethostbyaddr()
95   aquery->channel = channel;  in ares_gethostbyaddr()
97     memcpy(&aquery->addr.addrV4, addr, sizeof(aquery->addr.addrV4));  in ares_gethostbyaddr()
99     memcpy(&aquery->addr.addrV6, addr, sizeof(aquery->addr.addrV6));  in ares_gethostbyaddr()
100   aquery->addr.family = family;  in ares_gethostbyaddr()
101   aquery->callback = callback;  in ares_gethostbyaddr()
102   aquery->arg = arg;  in ares_gethostbyaddr()
103   aquery->remaining_lookups = channel->lookups;  in ares_gethostbyaddr()
104   aquery->timeouts = 0;  in ares_gethostbyaddr()
106   next_lookup(aquery);  in ares_gethostbyaddr()
109 static void next_lookup(struct addr_query *aquery)  in next_lookup()  argument
116   for (p = aquery->remaining_lookups; *p; p++)  in next_lookup()
121           ptr_rr_name(name, &aquery->addr);  in next_lookup()
122           aquery->remaining_lookups = p + 1;  in next_lookup()
123           ares_query(aquery->channel, name, C_IN, T_PTR, addr_callback,  in next_lookup()
124                      aquery);  in next_lookup()
127           status = file_lookup(&aquery->addr, &host);  in next_lookup()
134               end_aquery(aquery, status, host);  in next_lookup()
140   end_aquery(aquery, ARES_ENOTFOUND, NULL);  in next_lookup()
146   struct addr_query *aquery = (struct addr_query *) arg;  in addr_callback()  local
150   aquery->timeouts += timeouts;  in addr_callback()
153       if (aquery->addr.family == AF_INET)  in addr_callback()
155           addrlen = sizeof(aquery->addr.addrV4);  in addr_callback()
156           status = ares_parse_ptr_reply(abuf, alen, &aquery->addr.addrV4,  in addr_callback()
161           addrlen = sizeof(aquery->addr.addrV6);  in addr_callback()
162           status = ares_parse_ptr_reply(abuf, alen, &aquery->addr.addrV6,  in addr_callback()
165       end_aquery(aquery, status, host);  in addr_callback()
168     end_aquery(aquery, status, NULL);  in addr_callback()
170     next_lookup(aquery);  in addr_callback()
173 static void end_aquery(struct addr_query *aquery, int status,  in end_aquery()  argument
176   aquery->callback(aquery->arg, status, aquery->timeouts, host);  in end_aquery()
179   free(aquery);  in end_aquery()