using list_head to handle the list

git-svn-id: http://opkg.googlecode.com/svn/trunk@185 e8e0d7a0-c8d9-11dd-a880-a1081c7ac358

1 files changed, 13 insertions, 8 deletions

diff --git a/libopkg/void_list.h b/libopkg/void_list.h
index b2a0f2c..ca380b8 100644
--- a/libopkg/void_list.h
+++ b/libopkg/void_list.h
@@ -18,27 +18,24 @@
 #ifndef VOID_LIST_H
 #define VOID_LIST_H
 
+#include "list.h"
+
 typedef struct void_list_elt void_list_elt_t;
 struct void_list_elt
 {
-    void_list_elt_t *next;
+    struct list_head node;
     void *data;
 };
 
 typedef struct void_list void_list_t;
 struct void_list
 {
-    void_list_elt_t pre_head;
-    void_list_elt_t *head;
-    void_list_elt_t *tail;
+    struct list_head head;
 };
 
 static inline int void_list_empty(void_list_t *list)
 {
-     if (list->head == NULL)
-	  return 1;
-     else
-	  return 0;
+    return list_empty(&list->head);
 }
 
 int void_list_elt_init(void_list_elt_t *elt, void *data);
@@ -56,4 +53,12 @@ void *void_list_remove(void_list_t *list, void_list_elt_t **iter);
 typedef int (*void_list_cmp_t)(const void *, const void *);
 void *void_list_remove_elt(void_list_t *list, const void *target_data, void_list_cmp_t cmp);
 
+void_list_elt_t *void_list_first(void_list_t *list);
+void_list_elt_t *void_list_prev(void_list_t *list, void_list_elt_t *node);
+void_list_elt_t *void_list_next(void_list_t *list, void_list_elt_t *node);
+void_list_elt_t *void_list_last(void_list_t *list);
+
+void void_list_purge(void_list_t *list);
+
+
 #endif