1 files changed, 35 insertions, 14 deletions

diff --git a/src/or/networkstatus.c b/src/or/networkstatus.c
index a507f1be2d..9023bc6208 100644
--- a/src/or/networkstatus.c
+++ b/src/or/networkstatus.c
@@ -1264,7 +1264,6 @@ update_consensus_networkstatus_fetch_time(time_t now)
     time_to_download_next_consensus = now;
     log_info(LD_DIR, "No live consensus; we should fetch one immediately.");
   }
-
 }
 
 /** Return 1 if there's a reason we shouldn't try any directory
@@ -2038,6 +2037,25 @@ networkstatus_dump_bridge_status_to_file(time_t now)
   tor_free(status);
 }
 
+int32_t
+get_net_param_from_list(smartlist_t *net_params, const char *param_name,
+                        int default_val)
+{
+  size_t name_len = strlen(param_name);
+
+  SMARTLIST_FOREACH_BEGIN(net_params, const char *, p) {
+    if (!strcmpstart(p, param_name) && p[name_len] == '=') {
+      int ok=0;
+      long v = tor_parse_long(p+name_len+1, 10, INT32_MIN,
+                              INT32_MAX, &ok, NULL);
+      if (ok)
+        return (int32_t) v;
+    }
+  } SMARTLIST_FOREACH_END(p);
+
+  return default_val;
+}
+
 /** Return the value of a integer parameter from the networkstatus <b>ns</b>
  * whose name is <b>param_name</b>.  If <b>ns</b> is NULL, try loading the
  * latest consensus ourselves. Return <b>default_val</b> if no latest
@@ -2046,27 +2064,30 @@ int32_t
 networkstatus_get_param(networkstatus_t *ns, const char *param_name,
                         int32_t default_val)
 {
-  size_t name_len;
-
   if (!ns) /* if they pass in null, go find it ourselves */
     ns = networkstatus_get_latest_consensus();
 
   if (!ns || !ns->net_params)
     return default_val;
 
-  name_len = strlen(param_name);
+  return get_net_param_from_list(ns->net_params, param_name, default_val);
+}
 
-  SMARTLIST_FOREACH_BEGIN(ns->net_params, const char *, p) {
-    if (!strcmpstart(p, param_name) && p[name_len] == '=') {
-      int ok=0;
-      long v = tor_parse_long(p+name_len+1, 10, INT32_MIN,
-                              INT32_MAX, &ok, NULL);
-      if (ok)
-        return (int32_t) v;
-    }
-  } SMARTLIST_FOREACH_END(p);
+/** Return the value of a integer bw weight parameter from the networkstatus
+ * <b>ns</b> whose name is <b>weight_name</b>.  If <b>ns</b> is NULL, try
+ * loading the latest consensus ourselves. Return <b>default_val</b> if no
+ * latest consensus, or if it has no parameter called <b>param_name</b>. */
+int32_t
+networkstatus_get_bw_weight(networkstatus_t *ns, const char *weight_name,
+                        int32_t default_val)
+{
+  if (!ns) /* if they pass in null, go find it ourselves */
+    ns = networkstatus_get_latest_consensus();
 
-  return default_val;
+  if (!ns || !ns->weight_params)
+    return default_val;
+
+  return get_net_param_from_list(ns->weight_params, weight_name, default_val);
 }
 
 /** Return the name of the consensus flavor <b>flav</b> as used to identify