str_list: Add a doubly linked string list structure

OpenSIPS · Dec 20, 2017 · 0d57d6e · 0d57d6e
1 parent 073a53a
commit 0d57d6e
Showing 1 changed file with 28 additions and 0 deletions.
diff --git a/str_list.h b/str_list.h
@@ -25,12 +25,18 @@
 
 #include "str.h"
 #include "lib/osips_malloc.h"
+#include "lib/list.h"
 
 struct str_list {
 	str s;
 	struct str_list *next;
 };
 
+struct str_dlist {
+	str s;
+	struct list_head list;
+};
+
 static inline void _free_str_list(struct str_list *list,
                         osips_free_t free_item, osips_free_t free_str)
 {
@@ -54,4 +60,26 @@ static inline void _free_str_list(struct str_list *list,
 #define free_shm_str_list(list) \
 	_free_str_list(list, osips_shm_free, osips_shm_free)
 
+static inline void _free_str_dlist(struct list_head *dlist,
+                        osips_free_t free_item, osips_free_t free_str)
+{
+	struct list_head *_, *__;
+	struct str_dlist *item;
+
+	list_for_each_safe(_, __, dlist) {
+		item = list_entry(_, struct str_dlist, list);
+		if (free_str)
+			free_str(item->s.s);
+
+		if (free_item)
+			free_item(item);
+	}
+}
+
+#define free_pkg_str_dlist(list) \
+	_free_str_dlist(list, osips_pkg_free, osips_pkg_free)
+
+#define free_shm_str_dlist(list) \
+	_free_str_dlist(list, osips_shm_free, osips_shm_free)
+
 #endif /* __STR_LIST__ */