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[tor-commits] [tor/master] Pass const uint64_t pointers, document array length.



commit b43a37bc5b6813224b9ac727e98a96d6ce2c5f2b
Author: Karsten Loesing <karsten.loesing@xxxxxxx>
Date:   Thu Sep 12 10:51:55 2013 +0200

    Pass const uint64_t pointers, document array length.
    
    Suggested by nickm.
---
 src/or/control.c                  |   31 ++++++++++++++++---------------
 src/or/control.h                  |    4 ++--
 src/test/test_controller_events.c |   20 ++++++++++++--------
 3 files changed, 30 insertions(+), 25 deletions(-)

diff --git a/src/or/control.c b/src/or/control.c
index 616fec4..7376973 100644
--- a/src/or/control.c
+++ b/src/or/control.c
@@ -4048,13 +4048,14 @@ sum_up_cell_stats_by_command(circuit_t *circ, cell_stats_t *cell_stats)
  * key:value pairs with lower-case command strings as keys and cell
  * numbers or total waiting times as values.  A key:value pair is included
  * if the entry in <code>include_if_non_zero</code> is not zero, but with
- * the (possibly zero) entry from <code>number_to_include</code>.  If no
+ * the (possibly zero) entry from <code>number_to_include</code>.  Both
+ * arrays are expected to have a length of CELL_COMMAND_MAX_ + 1.  If no
  * entry in <code>include_if_non_zero</code> is positive, no string will
  * be added to <code>event_parts</code>. */
 void
 append_cell_stats_by_command(smartlist_t *event_parts, const char *key,
-                             uint64_t *include_if_non_zero,
-                             uint64_t *number_to_include)
+                             const uint64_t *include_if_non_zero,
+                             const uint64_t *number_to_include)
 {
   smartlist_t *key_value_strings = smartlist_new();
   int i;
@@ -4092,14 +4093,14 @@ format_cell_stats(char **event_string, circuit_t *circ,
     smartlist_add_asprintf(event_parts, "InboundConn="U64_FORMAT,
                  U64_PRINTF_ARG(or_circ->p_chan->global_identifier));
     append_cell_stats_by_command(event_parts, "InboundAdded",
-                                 cell_stats->added_cells_appward,
-                                 cell_stats->added_cells_appward);
+                 (const uint64_t *) cell_stats->added_cells_appward,
+                 (const uint64_t *) cell_stats->added_cells_appward);
     append_cell_stats_by_command(event_parts, "InboundRemoved",
-                                 cell_stats->removed_cells_appward,
-                                 cell_stats->removed_cells_appward);
+                 (const uint64_t *) cell_stats->removed_cells_appward,
+                 (const uint64_t *) cell_stats->removed_cells_appward);
     append_cell_stats_by_command(event_parts, "InboundTime",
-                                 cell_stats->removed_cells_appward,
-                                 cell_stats->total_time_appward);
+                 (const uint64_t *) cell_stats->removed_cells_appward,
+                 (const uint64_t *) cell_stats->total_time_appward);
   }
   if (circ->n_chan) {
     smartlist_add_asprintf(event_parts, "OutboundQueue=%lu",
@@ -4107,14 +4108,14 @@ format_cell_stats(char **event_string, circuit_t *circ,
     smartlist_add_asprintf(event_parts, "OutboundConn="U64_FORMAT,
                  U64_PRINTF_ARG(circ->n_chan->global_identifier));
     append_cell_stats_by_command(event_parts, "OutboundAdded",
-                                 cell_stats->added_cells_exitward,
-                                 cell_stats->added_cells_exitward);
+                 (const uint64_t *) cell_stats->added_cells_exitward,
+                 (const uint64_t *) cell_stats->added_cells_exitward);
     append_cell_stats_by_command(event_parts, "OutboundRemoved",
-                                 cell_stats->removed_cells_exitward,
-                                 cell_stats->removed_cells_exitward);
+                 (const uint64_t *) cell_stats->removed_cells_exitward,
+                 (const uint64_t *) cell_stats->removed_cells_exitward);
     append_cell_stats_by_command(event_parts, "OutboundTime",
-                                 cell_stats->removed_cells_exitward,
-                                 cell_stats->total_time_exitward);
+                 (const uint64_t *) cell_stats->removed_cells_exitward,
+                 (const uint64_t *) cell_stats->total_time_exitward);
   }
   *event_string = smartlist_join_strings(event_parts, " ", 0, NULL);
   SMARTLIST_FOREACH(event_parts, char *, cp, tor_free(cp));
diff --git a/src/or/control.h b/src/or/control.h
index 1773a87..1921d97 100644
--- a/src/or/control.h
+++ b/src/or/control.h
@@ -120,8 +120,8 @@ void sum_up_cell_stats_by_command(circuit_t *circ,
                                   cell_stats_t *cell_stats);
 void append_cell_stats_by_command(smartlist_t *event_parts,
                                   const char *key,
-                                  uint64_t *include_if_non_zero,
-                                  uint64_t *number_to_include);
+                                  const uint64_t *include_if_non_zero,
+                                  const uint64_t *number_to_include);
 void format_cell_stats(char **event_string, circuit_t *circ,
                        cell_stats_t *cell_stats);
 #endif
diff --git a/src/test/test_controller_events.c b/src/test/test_controller_events.c
index a0e2c6e..0b5434c 100644
--- a/src/test/test_controller_events.c
+++ b/src/test/test_controller_events.c
@@ -158,28 +158,32 @@ test_cntev_append_cell_stats(void *arg)
          (CELL_COMMAND_MAX_ + 1) * sizeof(uint64_t));
 
   /* All array entries empty. */
-  append_cell_stats_by_command(event_parts, key, include_if_non_zero,
-                               number_to_include);
+  append_cell_stats_by_command(event_parts, key,
+                               (const uint64_t *) include_if_non_zero,
+                               (const uint64_t *) number_to_include);
   tt_int_op(0, ==, smartlist_len(event_parts));
 
   /* There's a RELAY cell to include, but the corresponding field in
    * include_if_non_zero is still zero. */
   number_to_include[CELL_RELAY] = 1;
-  append_cell_stats_by_command(event_parts, key, include_if_non_zero,
-                               number_to_include);
+  append_cell_stats_by_command(event_parts, key,
+                               (const uint64_t *) include_if_non_zero,
+                               (const uint64_t *) number_to_include);
   tt_int_op(0, ==, smartlist_len(event_parts));
 
   /* Now include single RELAY cell. */
   include_if_non_zero[CELL_RELAY] = 2;
-  append_cell_stats_by_command(event_parts, key, include_if_non_zero,
-                               number_to_include);
+  append_cell_stats_by_command(event_parts, key,
+                               (const uint64_t *) include_if_non_zero,
+                               (const uint64_t *) number_to_include);
   tt_str_op("Z=relay:1", ==, smartlist_pop_last(event_parts));
 
   /* Add four CREATE cells. */
   include_if_non_zero[CELL_CREATE] = 3;
   number_to_include[CELL_CREATE] = 4;
-  append_cell_stats_by_command(event_parts, key, include_if_non_zero,
-                               number_to_include);
+  append_cell_stats_by_command(event_parts, key,
+                               (const uint64_t *) include_if_non_zero,
+                               (const uint64_t *) number_to_include);
   tt_str_op("Z=create:4,relay:1", ==, smartlist_pop_last(event_parts));
 
  done:



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