more minor cleanups

svn:r8630

7 files changed, 19 insertions, 32 deletions

diff --git a/src/common/log.c b/src/common/log.c
index 945d45e9d4..8cd7716ba8 100644
--- a/src/common/log.c
+++ b/src/common/log.c
@@ -618,7 +618,7 @@ configure_libevent_logging(void)
 {
   event_set_log_callback(libevent_logging_callback);
 }
-/** Ignore any libevent log message that contains <b>msg</b> */
+/** Ignore any libevent log message that contains <b>msg</b>. */
 void
 suppress_libevent_log_msg(const char *msg)
 {
diff --git a/src/common/util.c b/src/common/util.c
index 228475f052..02f7b1731a 100644
--- a/src/common/util.c
+++ b/src/common/util.c
@@ -532,7 +532,7 @@ tor_parse_long(const char *s, int base, long min, long max,
   CHECK_STRTOX_RESULT();
 }
 
-/** As tor_parse_log, but return an unsigned long */
+/** As tor_parse_log, but return an unsigned long. */
 unsigned long
 tor_parse_ulong(const char *s, int base, unsigned long min,
                 unsigned long max, int *ok, char **next)
@@ -964,7 +964,7 @@ parse_iso_time(const char *cp, time_t *t)
   unsigned int year=0, month=0, day=0, hour=100, minute=100, second=100;
   if (sscanf(cp, "%u-%u-%u %u:%u:%u", &year, &month,
                 &day, &hour, &minute, &second) < 6) {
-    log_warn(LD_GENERAL, "ISO time time was unparseable"); return -1;
+    log_warn(LD_GENERAL, "ISO time was unparseable"); return -1;
   }
   if (year < 1970 || month < 1 || month > 12 || day < 1 || day > 31 ||
           hour > 23 || minute > 59 || second > 61) {
@@ -1246,7 +1246,7 @@ write_chunks_to_file_impl(const char *fname, const smartlist_t *chunks,
 }
 
 /* Given a smartlist of sized_chunk_t, write them atomically to a file
- * <b>fname</b>, overwriting or creating the file as necessary.  */
+ * <b>fname</b>, overwriting or creating the file as necessary. */
 int
 write_chunks_to_file(const char *fname, const smartlist_t *chunks, int bin)
 {
@@ -1254,7 +1254,7 @@ write_chunks_to_file(const char *fname, const smartlist_t *chunks, int bin)
   return write_chunks_to_file_impl(fname, chunks, flags);
 }
 
-/** As write_str_to_file, but does not assume a NUL-terminated *
+/** As write_str_to_file, but does not assume a NUL-terminated
  * string. Instead, we write <b>len</b> bytes, starting at <b>str</b>. */
 int
 write_bytes_to_file(const char *fname, const char *str, size_t len,
diff --git a/src/or/circuitbuild.c b/src/or/circuitbuild.c
index 0edb53367c..caed74c897 100644
--- a/src/or/circuitbuild.c
+++ b/src/or/circuitbuild.c
@@ -49,8 +49,7 @@ static int circuit_deliver_create_cell(circuit_t *circ,
                                        uint8_t cell_type, char *payload);
 static int onion_pick_cpath_exit(origin_circuit_t *circ, extend_info_t *exit);
 static crypt_path_t *onion_next_hop_in_cpath(crypt_path_t *cpath);
-static int onion_extend_cpath(uint8_t purpose, crypt_path_t **head_ptr,
-                              cpath_build_state_t *state);
+static int onion_extend_cpath(origin_circuit_t *circ);
 static int count_acceptable_routers(smartlist_t *routers);
 static int onion_append_hop(crypt_path_t **head_ptr, extend_info_t *choice);
 
@@ -263,7 +262,7 @@ onion_populate_cpath(origin_circuit_t *circ)
 {
   int r;
 again:
-  r = onion_extend_cpath(circ->_base.purpose, &circ->cpath, circ->build_state);
+  r = onion_extend_cpath(circ);
   if (r < 0) {
     log_info(LD_CIRC,"Generating cpath hop failed.");
     return -1;
@@ -1632,24 +1631,13 @@ onion_next_hop_in_cpath(crypt_path_t *cpath)
  * based on <b>state</b>. Append the hop info to head_ptr.
  */
 static int
-onion_extend_cpath(uint8_t purpose, crypt_path_t **head_ptr,
-                   cpath_build_state_t *state)
+onion_extend_cpath(origin_circuit_t *circ)
 {
-  int cur_len;
-  crypt_path_t *cpath;
+  uint8_t purpose = circ->_base.purpose;
+  cpath_build_state_t *state = circ->build_state;
+  int cur_len = circuit_get_cpath_len(circ);
   extend_info_t *info = NULL;
 
-  tor_assert(head_ptr);
-
-  if (!*head_ptr) {
-    cur_len = 0;
-  } else {
-    cur_len = 1;
-    for (cpath = *head_ptr; cpath->next != *head_ptr; cpath = cpath->next) {
-      ++cur_len;
-    }
-  }
-
   if (cur_len >= state->desired_path_len) {
     log_debug(LD_CIRC, "Path is complete: %d steps long",
               state->desired_path_len);
@@ -1667,7 +1655,7 @@ onion_extend_cpath(uint8_t purpose, crypt_path_t **head_ptr,
       info = extend_info_from_router(r);
   } else {
     routerinfo_t *r =
-      choose_good_middle_server(purpose, state, *head_ptr, cur_len);
+      choose_good_middle_server(purpose, state, circ->cpath, cur_len);
     if (r)
       info = extend_info_from_router(r);
   }
@@ -1681,7 +1669,7 @@ onion_extend_cpath(uint8_t purpose, crypt_path_t **head_ptr,
   log_debug(LD_CIRC,"Chose router %s for hop %d (exit is %s)",
             info->nickname, cur_len+1, build_state_get_exit_nickname(state));
 
-  onion_append_hop(head_ptr, info);
+  onion_append_hop(&circ->cpath, info);
   extend_info_free(info);
   return 0;
 }
diff --git a/src/or/config.c b/src/or/config.c
index 7b76288306..ac604bd35f 100644
--- a/src/or/config.c
+++ b/src/or/config.c
@@ -3467,8 +3467,8 @@ write_configuration_file(const char *fname, or_options_t *options)
     log_notice(LD_CONFIG, "Renaming old configuration file to \"%s\"", fn_tmp);
     if (rename(fname, fn_tmp) < 0) {
       log_warn(LD_FS,
-             "Couldn't rename configuration file \"%s\" to \"%s\": %s",
-             fname, fn_tmp, strerror(errno));
+               "Couldn't rename configuration file \"%s\" to \"%s\": %s",
+               fname, fn_tmp, strerror(errno));
       tor_free(fn_tmp);
       goto err;
     }
diff --git a/src/or/directory.c b/src/or/directory.c
index 7d1766d6f5..afafd6f317 100644
--- a/src/or/directory.c
+++ b/src/or/directory.c
@@ -1160,7 +1160,7 @@ connection_dir_client_reached_eof(dir_connection_t *conn)
         break;
       default:
         log_warn(LD_GENERAL,
-             "http status %d (%s) reason unexpected while uploding "
+             "http status %d (%s) reason unexpected while uploading "
              "descriptor to server '%s:%d').",
              status_code, escaped(reason), conn->_base.address,
              conn->_base.port);
@@ -1197,8 +1197,7 @@ connection_dir_client_reached_eof(dir_connection_t *conn)
         break;
       default:
         log_warn(LD_REND,"http status %d (%s) response unexpected while "
-                 "fetching hidden service descriptor (server "
-                 "'%s:%d').",
+                 "fetching hidden service descriptor (server '%s:%d').",
                  status_code, escaped(reason), conn->_base.address,
                  conn->_base.port);
         break;
diff --git a/src/or/relay.c b/src/or/relay.c
index 36cff71297..c7409c9a57 100644
--- a/src/or/relay.c
+++ b/src/or/relay.c
@@ -590,7 +590,7 @@ connection_edge_end_reason_socks5_response(int reason)
       return SOCKS5_NET_UNREACHABLE;
     default:
       log_warn(LD_PROTOCOL,"Reason for ending (%d) not recognized; "
-               "sending generic socks error.",reason);
+               "sending generic socks error.", reason);
       return SOCKS5_GENERAL_ERROR;
   }
 }
diff --git a/src/or/routerlist.c b/src/or/routerlist.c
index ed63fd0e40..f8a22a1926 100644
--- a/src/or/routerlist.c
+++ b/src/or/routerlist.c
@@ -3481,7 +3481,7 @@ routers_update_status_from_networkstatus(smartlist_t *routers,
       router->is_fast = rs->status.is_fast;
       router->is_stable = rs->status.is_stable;
       router->is_possible_guard = rs->status.is_possible_guard;
-      router->is_exit =  rs->status.is_exit;
+      router->is_exit = rs->status.is_exit;
     }
     if (router->is_running && ds) {
       ds->n_networkstatus_failures = 0;