Merge remote-tracking branch 'karsten/task-6752-3'

2 files changed, 20 insertions, 0 deletions

diff --git a/src/common/container.c b/src/common/container.c
index eec497a3e..476dc8291 100644
--- a/src/common/container.c
+++ b/src/common/container.c
@@ -243,6 +243,25 @@ smartlist_strings_eq(const smartlist_t *sl1, const smartlist_t *sl2)
   return 1;
 }
 
+/** Return true iff the two lists contain the same int pointer values in
+ * the same order, or if they are both NULL. */
+int
+smartlist_ints_eq(const smartlist_t *sl1, const smartlist_t *sl2)
+{
+  if (sl1 == NULL)
+    return sl2 == NULL;
+  if (sl2 == NULL)
+    return 0;
+  if (smartlist_len(sl1) != smartlist_len(sl2))
+    return 0;
+  SMARTLIST_FOREACH(sl1, int *, cp1, {
+      int *cp2 = smartlist_get(sl2, cp1_sl_idx);
+      if (*cp1 != *cp2)
+        return 0;
+    });
+  return 1;
+}
+
 /** Return true iff <b>sl</b> has some element E such that
  * tor_memeq(E,<b>element</b>,DIGEST_LEN)
  */
diff --git a/src/common/container.h b/src/common/container.h
index 1a68b8f67..1bcc54066 100644
--- a/src/common/container.h
+++ b/src/common/container.h
@@ -42,6 +42,7 @@ int smartlist_contains_string_case(const smartlist_t *sl, const char *element);
 int smartlist_contains_int_as_string(const smartlist_t *sl, int num);
 int smartlist_strings_eq(const smartlist_t *sl1, const smartlist_t *sl2);
 int smartlist_contains_digest(const smartlist_t *sl, const char *element);
+int smartlist_ints_eq(const smartlist_t *sl1, const smartlist_t *sl2);
 int smartlist_overlap(const smartlist_t *sl1, const smartlist_t *sl2);
 void smartlist_intersect(smartlist_t *sl1, const smartlist_t *sl2);
 void smartlist_subtract(smartlist_t *sl1, const smartlist_t *sl2);