[tor-commits] [tor/master] Support channel_t in connection_edge.c

[andrea@xxxxxxxxxxxxxx]

commit 4768c0efe3e9471cc367c3740d1a4ba0ab79626c
Author: Andrea Shepard <andrea@xxxxxxxxxxxxxxxxxxx>
Date:   Sat Aug 25 11:55:39 2012 -0700

    Support channel_t in connection_edge.c
---
 src/or/connection_edge.c |   50 +++++++++++++++++++++++----------------------
 1 files changed, 26 insertions(+), 24 deletions(-)

diff --git a/src/or/connection_edge.c b/src/or/connection_edge.c
index ade3b48..9bcfca3 100644
--- a/src/or/connection_edge.c
+++ b/src/or/connection_edge.c
@@ -11,6 +11,7 @@
 
 #include "or.h"
 #include "buffers.h"
+#include "channel.h"
 #include "circuitlist.h"
 #include "circuituse.h"
 #include "config.h"
@@ -3068,27 +3069,30 @@ connection_exit_begin_conn(cell_t *cell, circuit_t *circ)
       tor_free(address);
       return 0;
     }
-    if (or_circ && or_circ->p_conn && !options->AllowSingleHopExits &&
-        (or_circ->is_first_hop ||
-         (!connection_or_digest_is_known_relay(
-                                       or_circ->p_conn->identity_digest) &&
+    if (or_circ && or_circ->p_chan) {
+      tor_assert(!(or_circ->p_chan->is_listener));
+      if (!options->AllowSingleHopExits &&
+           (or_circ->is_first_hop ||
+            (!connection_or_digest_is_known_relay(
+                or_circ->p_chan->u.cell_chan.identity_digest) &&
           should_refuse_unknown_exits(options)))) {
-      /* Don't let clients use us as a single-hop proxy, unless the user
-       * has explicitly allowed that in the config. It attracts attackers
-       * and users who'd be better off with, well, single-hop proxies.
-       */
-      log_fn(LOG_PROTOCOL_WARN, LD_PROTOCOL,
-             "Attempt by %s to open a stream %s. Closing.",
-             safe_str(or_circ->p_conn->_base.address),
-             or_circ->is_first_hop ? "on first hop of circuit" :
-                                     "from unknown relay");
-      relay_send_end_cell_from_edge(rh.stream_id, circ,
-                                    or_circ->is_first_hop ?
-                                      END_STREAM_REASON_TORPROTOCOL :
-                                      END_STREAM_REASON_MISC,
-                                    NULL);
-      tor_free(address);
-      return 0;
+        /* Don't let clients use us as a single-hop proxy, unless the user
+         * has explicitly allowed that in the config. It attracts attackers
+         * and users who'd be better off with, well, single-hop proxies.
+         */
+        log_fn(LOG_PROTOCOL_WARN, LD_PROTOCOL,
+               "Attempt by %s to open a stream %s. Closing.",
+               safe_str(channel_get_canonical_remote_descr(or_circ->p_chan)),
+               or_circ->is_first_hop ? "on first hop of circuit" :
+                                       "from unknown relay");
+        relay_send_end_cell_from_edge(rh.stream_id, circ,
+                                      or_circ->is_first_hop ?
+                                        END_STREAM_REASON_TORPROTOCOL :
+                                        END_STREAM_REASON_MISC,
+                                      NULL);
+        tor_free(address);
+        return 0;
+      }
     }
   } else if (rh.command == RELAY_COMMAND_BEGIN_DIR) {
     if (!directory_permits_begindir_requests(options) ||
@@ -3101,8 +3105,8 @@ connection_exit_begin_conn(cell_t *cell, circuit_t *circ)
      * caller might want to know whether his IP address has changed, and
      * we might already have corrected _base.addr[ess] for the relay's
      * canonical IP address. */
-    if (or_circ && or_circ->p_conn)
-      address = tor_dup_addr(&or_circ->p_conn->real_addr);
+    if (or_circ && or_circ->p_chan)
+      address = tor_strdup(channel_get_actual_remote_descr(or_circ->p_chan));
     else
       address = tor_strdup("127.0.0.1");
     port = 1; /* XXXX This value is never actually used anywhere, and there
@@ -3178,8 +3182,6 @@ connection_exit_begin_conn(cell_t *cell, circuit_t *circ)
 
   if (rh.command == RELAY_COMMAND_BEGIN_DIR) {
     tor_assert(or_circ);
-    if (or_circ->p_conn && !tor_addr_is_null(&or_circ->p_conn->real_addr))
-      tor_addr_copy(&n_stream->_base.addr, &or_circ->p_conn->real_addr);
     return connection_exit_connect_dir(n_stream);
   }
 



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