Keep the code consistent.

1 files changed, 13 insertions, 9 deletions

diff --git a/toxcore/Messenger.c b/toxcore/Messenger.c
index 8fd58a44..9089144a 100644
--- a/toxcore/Messenger.c
+++ b/toxcore/Messenger.c
@@ -1648,44 +1648,48 @@ int Messenger_load(Messenger *m, uint8_t *data, uint32_t length)
 /* Return the number of friends in the instance m.
  * You should use this to determine how much memory to allocate
  * for copy_friendlist. */
-size_t count_friendlist(Messenger *m)
+uint32_t count_friendlist(Messenger *m)
 {
-    size_t ret = 0;
+    uint32_t ret = 0;
     uint32_t i;
+
     for (i = 0; i < m->numfriends; i++) {
         if (m->friendlist[i].status > 0) {
             ret++;
         }
     }
+
     return ret;
 }
 
 /* Copy a list of valid friend IDs into the array out_list.
- * If out_list is NULL, returns -1.
+ * If out_list is NULL, returns 0.
  * Otherwise, returns the number of elements copied.
  * If the array was too small, the contents
  * of out_list will be truncated to list_size. */
-size_t copy_friendlist(Messenger *m, int *out_list, size_t list_size)
+uint32_t copy_friendlist(Messenger *m, int *out_list, uint32_t list_size)
 {
     if (!out_list)
-        return -1;
-        
+        return 0;
+
     if (m->numfriends == 0) {
         return 0;
     }
-    
+
     uint32_t i;
-    size_t ret = 0;
+    uint32_t ret = 0;
+
     for (i = 0; i < m->numfriends; i++) {
         if (i >= list_size) {
             break; /* Abandon ship */
         }
+
         if (m->friendlist[i].status > 0) {
             out_list[i] = i;
             ret++;
         }
     }
-    
+
     return ret;
 }