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, 10 insertions, 14 deletions

diff --git a/libopkg/str_list.h b/libopkg/str_list.h
index a05d60d..b187a06 100644
--- a/libopkg/str_list.h
+++ b/libopkg/str_list.h
@@ -20,20 +20,9 @@
 
 #include "void_list.h"
 
-typedef struct str_list_elt str_list_elt_t;
-struct str_list_elt
-{
-    str_list_elt_t *next;
-    char *data;
-};
-
-typedef struct xstr_list str_list_t;
-struct xstr_list
-{
-    str_list_elt_t pre_head;
-    str_list_elt_t *head;
-    str_list_elt_t *tail;
-};
+typedef struct void_list_elt str_list_elt_t;
+
+typedef struct void_list str_list_t;
 
 int str_list_elt_init(str_list_elt_t *elt, char *data);
 void str_list_elt_deinit(str_list_elt_t *elt);
@@ -48,4 +37,11 @@ str_list_elt_t *str_list_pop(str_list_t *list);
 str_list_elt_t *str_list_remove(str_list_t *list, str_list_elt_t **iter);
 char *str_list_remove_elt(str_list_t *list, const char *target_str);
 
+str_list_elt_t *str_list_first(str_list_t *list);
+str_list_elt_t *str_list_prev(str_list_t *list, str_list_elt_t *node);
+str_list_elt_t *str_list_next(str_list_t *list, str_list_elt_t *node);
+str_list_elt_t *str_list_last(str_list_t *list);
+
+void str_list_purge(str_list_t *list);
+
 #endif