X-Git-Url: http://git.archive.openwrt.org/?p=project%2Fuci.git;a=blobdiff_plain;f=uci.h;h=ac85105443a0b5fac31c23baca7bd6dfd17f4e24;hp=8f4fa7125ac66edf0bbc0a832d4f25ed5e1e2605;hb=5faea6dcdf54d0ac085298b87c0799551bdcfdbd;hpb=9f540f2106dcf724e4b8c41489d4bda6ccfe65d8

diff --git a/uci.h b/uci.h
index 8f4fa71..ac85105 100644
--- a/uci.h
+++ b/uci.h
@@ -63,6 +63,7 @@ struct uci_section;
 struct uci_option;
 struct uci_history;
 struct uci_context;
+struct uci_backend;
 struct uci_parse_context;
 
 
@@ -136,13 +137,6 @@ extern int uci_load(struct uci_context *ctx, const char *name, struct uci_packag
 extern int uci_unload(struct uci_context *ctx, struct uci_package *p);
 
 /**
- * uci_cleanup: Clean up after an error
- *
- * @ctx: uci context
- */
-extern int uci_cleanup(struct uci_context *ctx);
-
-/**
  * uci_lookup: Look up an uci element
  *
  * @ctx: uci context
@@ -234,6 +228,8 @@ extern int uci_commit(struct uci_context *ctx, struct uci_package **p, bool over
 /**
  * uci_list_configs: List available uci config files
  * @ctx: uci context
+ *
+ * caller is responsible for freeing the allocated memory behind list
  */
 extern int uci_list_configs(struct uci_context *ctx, char ***list);
 
@@ -302,6 +298,15 @@ struct uci_element
 	char *name;
 };
 
+struct uci_backend
+{
+	const char *name;
+	char **(*list_configs)(struct uci_context *ctx);
+	struct uci_package *(*load)(struct uci_context *ctx, const char *name);
+	void (*commit)(struct uci_context *ctx, struct uci_package **p, bool overwrite);
+};
+
+
 struct uci_context
 {
 	/* list of config packages */
@@ -310,6 +315,9 @@ struct uci_context
 	/* parser context, use for error handling only */
 	struct uci_parse_context *pctx;
 
+	/* backend for import and export */
+	struct uci_backend *backend;
+
 	/* uci runtime flags */
 	enum uci_flags flags;
 
@@ -333,10 +341,11 @@ struct uci_package
 	struct uci_element e;
 	struct uci_list sections;
 	struct uci_context *ctx;
-	bool confdir;
+	bool has_history;
 	char *path;
 
 	/* private: */
+	struct uci_backend *backend;
 	int n_section;
 	struct uci_list history;
 	struct uci_list saved_history;
@@ -393,9 +402,6 @@ struct uci_history
  * @_type: config, section or option
  * @_ptr: pointer to the uci_list struct
  */
-#define element_to(type, ptr) \
-	container_of(ptr, struct uci_ ## type, e)
-
 #define list_to_element(ptr) \
 	container_of(ptr, struct uci_element, list)