+static void
+Do_ResolveAddr(const ng_ipaddr_t *Addr, int identsock, int w_fd)
+{
+ /* Resolver sub-process: resolve IP address and write result into
+ * pipe to parent. */
+ char hostname[CLIENT_HOST_LEN];
+ char tmp_ip_str[NG_INET_ADDRSTRLEN];
+ size_t len;
+ array resolved_addr;
+
+ array_init(&resolved_addr);
+ ng_ipaddr_tostr_r(Addr, tmp_ip_str);
+#ifdef DEBUG
+ Log_Subprocess(LOG_DEBUG, "Now resolving %s ...", tmp_ip_str);
+#endif
+ if (!ReverseLookup(Addr, hostname, sizeof(hostname)))
+ goto dns_done;
+
+ if (ForwardLookup(hostname, &resolved_addr)) {
+ if (!Addr_in_list(&resolved_addr, Addr)) {
+ Log_Forgery_WrongIP(tmp_ip_str, hostname);
+ strlcpy(hostname, tmp_ip_str, sizeof(hostname));
+ }
+ } else {
+ Log_Forgery_NoIP(tmp_ip_str, hostname);
+ strlcpy(hostname, tmp_ip_str, sizeof(hostname));
+ }
+#ifdef DEBUG
+ Log_Subprocess(LOG_DEBUG, "Ok, translated %s to \"%s\".", tmp_ip_str, hostname);
+#endif
+ dns_done:
+ len = strlen(hostname);
+ hostname[len] = '\n';
+ if (!array_copyb(&resolved_addr, hostname, ++len)) {
+ Log_Subprocess(LOG_CRIT,
+ "Resolver: Can't copy resolved name: %s!",
+ strerror(errno));
+ array_free(&resolved_addr);
+ return;
+ }
+
+ Do_IdentQuery(identsock, &resolved_addr);
+
+ ArrayWrite(w_fd, &resolved_addr);
+
+ array_free(&resolved_addr);
+} /* Do_ResolveAddr */
+
+
+static void
+Do_ResolveName( const char *Host, int w_fd )
+{
+ /* Resolver sub-process: resolve name and write result into pipe
+ * to parent. */
+ array IpAddrs;
+#ifdef DEBUG
+ ng_ipaddr_t *addr;
+ size_t len;
+#endif
+ Log_Subprocess(LOG_DEBUG, "Now resolving \"%s\" ...", Host);
+
+ array_init(&IpAddrs);
+ /* Resolve hostname */
+ if (!ForwardLookup(Host, &IpAddrs)) {
+ close(w_fd);
+ return;
+ }
+#ifdef DEBUG
+ len = array_length(&IpAddrs, sizeof(*addr));
+ assert(len > 0);
+ addr = array_start(&IpAddrs);
+ assert(addr);
+ for (; len > 0; --len,addr++) {
+ Log_Subprocess(LOG_DEBUG, "translated \"%s\" to %s.",
+ Host, ng_ipaddr_tostr(addr));
+ }
+#endif
+ /* Write result into pipe to parent */
+ ArrayWrite(w_fd, &IpAddrs);
+
+ array_free(&IpAddrs);
+} /* Do_ResolveName */
+
+