r13471@catbus: nickm | 2007-06-17 11:59:25 -0400

Report address and por correctly on requests to dnsport. (Patch from Robert Hogan.)


svn:r10641

ChangeLog

@@ -13,6 +13,8 @@ Changes in version 0.2.0.3-alpha - 2007-??-??
   o Minor features (controller):
     - Add a SOURCE_ADDR field to STREAM NEW events so that controllers can
       match requests to applications. (Patch from Robert Hogan.)
+    - Report address and port correctly on connections to DNSPort. (Patch
+      from Robert Hogan.)
 
   o Deprecated features:
     - RedirectExits is now deprecated.

src/or/dnsserv.c

@@ -23,6 +23,7 @@ evdns_server_callback(struct evdns_server_request *req, void *_data)
   struct evdns_server_question *q = NULL;
   struct sockaddr_storage addr;
   struct sockaddr *sa;
+  struct sockaddr_in *sin;
   int addrlen;
   uint32_t ipaddr;
   int err = DNS_ERR_NONE;
@@ -49,9 +50,10 @@ evdns_server_callback(struct evdns_server_request *req, void *_data)
     evdns_server_request_respond(req, DNS_ERR_SERVERFAILED);
     return;
   } else {
-    struct sockaddr_in *sin = (struct sockaddr_in*)&addr;
+    sin = (struct sockaddr_in*)&addr;
     ipaddr = ntohl(sin->sin_addr.s_addr);
   }
+
   if (!socks_policy_permits_address(ipaddr)) {
     log_warn(LD_APP, "Rejecting DNS request from disallowed IP.");
     evdns_server_request_respond(req, DNS_ERR_REFUSED);
@@ -112,6 +114,11 @@ evdns_server_callback(struct evdns_server_request *req, void *_data)
   /* Make a new dummy AP connection, and attach the request to it. */
   conn = TO_EDGE_CONN(connection_new(CONN_TYPE_AP, AF_INET));
   conn->_base.state = AP_CONN_STATE_RESOLVE_WAIT;
+
+  TO_CONN(conn)->addr = ntohl(sin->sin_addr.s_addr);
+  TO_CONN(conn)->port = ntohs(sin->sin_port);
+  TO_CONN(conn)->address = tor_dup_addr(TO_CONN(conn)->addr);
+
   if (q->type == EVDNS_TYPE_A)
     conn->socks_request->command = SOCKS_COMMAND_RESOLVE;
   else