Changeset 192

Timestamp:

Feb 19, 2006 1:28:21 AM (19 years ago)

Author:

bennylp

Message:

Added pj_list_size()

Location:

pjproject/trunk/pjlib/include/pj

Files:

• list.h (modified) (1 diff)
• list_i.h (modified) (1 diff)

pjproject/trunk/pjlib/include/pj/list.h

@@ -251 +251 @@
 
 /**
+ * Traverse the list to get the number of elements in the list.
+ *
+ * @param list      The list head.
+ *
+ * @return          Number of elements.
+ */
+PJ_IDECL(pj_size_t) pj_list_size(pj_list_type *list);
+
+
+/**
  * @}
  */

pjproject/trunk/pjlib/include/pj/list_i.h

@@ -117 +117 @@
 }
 
+
+PJ_IDEF(pj_size_t) pj_list_size(pj_list_type *list)
+{
+    pj_list *node = (pj_list*) ((pj_list*)list)->next;
+    pj_size_t count = 0;
+
+    while (node != list) {
+        ++count;
+        node = node->next;
+    }
+
+    return count;
+}
+