[tor-commits] [tor/master] Check ENABLE_TOR2WEB_MODE before any tor2webmode code

[nickm@xxxxxxxxxxxxxx]

commit 86105a4009bf3e128abfa3e735d8fa6f1f4d5975
Author: Nick Mathewson <nickm@xxxxxxxxxxxxxx>
Date:   Thu Feb 19 09:09:25 2015 -0500

    Check ENABLE_TOR2WEB_MODE before any tor2webmode code
---
 changes/bug12844_macros  |    4 ++++
 src/or/circuituse.c      |    2 ++
 src/or/config.c          |    2 ++
 src/or/connection_edge.c |    2 ++
 src/or/rendclient.c      |    7 ++++++-
 5 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/changes/bug12844_macros b/changes/bug12844_macros
new file mode 100644
index 0000000..bf3b2d8
--- /dev/null
+++ b/changes/bug12844_macros
@@ -0,0 +1,4 @@
+  o Minor features (compilation):
+    - Do not compile any code related to Tor2Web mode when Tor2Web mode
+      is not enabled at compile time. Previously, this code was included
+      in a disabled state. See discussion on ticket #12844.
diff --git a/src/or/circuituse.c b/src/or/circuituse.c
index e11242a..d0d31ad 100644
--- a/src/or/circuituse.c
+++ b/src/or/circuituse.c
@@ -2036,11 +2036,13 @@ circuit_get_open_circ_or_launch(entry_connection_t *conn,
     else
       new_circ_purpose = desired_circuit_purpose;
 
+#ifdef ENABLE_TOR2WEB_MODE
     if (options->Tor2webMode &&
         (new_circ_purpose == CIRCUIT_PURPOSE_C_ESTABLISH_REND ||
          new_circ_purpose == CIRCUIT_PURPOSE_C_INTRODUCING)) {
       want_onehop = 1;
     }
+#endif
 
     {
       int flags = CIRCLAUNCH_NEED_CAPACITY;
diff --git a/src/or/config.c b/src/or/config.c
index f2c6221..fa0e753 100644
--- a/src/or/config.c
+++ b/src/or/config.c
@@ -3037,6 +3037,7 @@ options_validate(or_options_t *old_options, or_options_t *options,
     options->PredictedPortsRelevanceTime = MAX_PREDICTED_CIRCS_RELEVANCE;
   }
 
+#ifdef ENABLE_TOR2WEB_MODE
   if (options->Tor2webMode && options->LearnCircuitBuildTimeout) {
     /* LearnCircuitBuildTimeout and Tor2webMode are incompatible in
      * two ways:
@@ -3068,6 +3069,7 @@ options_validate(or_options_t *old_options, or_options_t *options,
                "Tor2WebMode is enabled; disabling UseEntryGuards.");
     options->UseEntryGuards = 0;
   }
+#endif
 
   if (options->Tor2webRendezvousPoints && !options->Tor2webMode) {
     REJECT("Tor2webRendezvousPoints cannot be set without Tor2webMode.");
diff --git a/src/or/connection_edge.c b/src/or/connection_edge.c
index dd2f8d4..3c817de 100644
--- a/src/or/connection_edge.c
+++ b/src/or/connection_edge.c
@@ -1278,6 +1278,7 @@ connection_ap_handshake_rewrite_and_attach(entry_connection_t *conn,
       return -1;
     }
 
+#ifdef ENABLE_TOR2WEB_MODE
     /* If we're running in Tor2webMode, we don't allow anything BUT .onion
      * addresses. */
     if (options->Tor2webMode) {
@@ -1287,6 +1288,7 @@ connection_ap_handshake_rewrite_and_attach(entry_connection_t *conn,
       connection_mark_unattached_ap(conn, END_STREAM_REASON_ENTRYPOLICY);
       return -1;
     }
+#endif
 
     /* See if this is a hostname lookup that we can answer immediately.
      * (For example, an attempt to look up the IP address for an IP address.)
diff --git a/src/or/rendclient.c b/src/or/rendclient.c
index 0c02243..162e0ac 100644
--- a/src/or/rendclient.c
+++ b/src/or/rendclient.c
@@ -620,7 +620,12 @@ directory_get_from_hs_dir(const char *desc_id, const rend_data_t *rend_query)
   char desc_id_base32[REND_DESC_ID_V2_LEN_BASE32 + 1];
   time_t now = time(NULL);
   char descriptor_cookie_base64[3*REND_DESC_COOKIE_LEN_BASE64];
+#ifdef ENABLE_TOR2WEB_MODE
   const int tor2web_mode = options->Tor2webMode;
+  const int how_to_fetch = tor2web_mode ? DIRIND_ONEHOP : DIRIND_ANONYMOUS;
+#else
+  const int how_to_fetch = DIRIND_ANONYMOUS;
+#endif
   int excluded_some;
   tor_assert(desc_id);
   tor_assert(rend_query);
@@ -697,7 +702,7 @@ directory_get_from_hs_dir(const char *desc_id, const rend_data_t *rend_query)
   directory_initiate_command_routerstatus_rend(hs_dir,
                                           DIR_PURPOSE_FETCH_RENDDESC_V2,
                                           ROUTER_PURPOSE_GENERAL,
-                                   tor2web_mode?DIRIND_ONEHOP:DIRIND_ANONYMOUS,
+                                          how_to_fetch,
                                           desc_id_base32,
                                           NULL, 0, 0,
                                           rend_query);



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