X-Git-Url: http://git.archive.openwrt.org/?p=project%2Fuci.git;a=blobdiff_plain;f=uci.h;h=ac85105443a0b5fac31c23baca7bd6dfd17f4e24;hp=9f03a6f811de2299b445fe84b5572e5d9d468fa8;hb=5faea6dcdf54d0ac085298b87c0799551bdcfdbd;hpb=c394d8787defccf5f127f75f7f999d0a8ddff514

diff --git a/uci.h b/uci.h
index 9f03a6f..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
@@ -157,6 +151,15 @@ extern int uci_cleanup(struct uci_context *ctx);
 extern int uci_lookup(struct uci_context *ctx, struct uci_element **res, struct uci_package *package, char *section, char *option);
 
 /**
+ * uci_add_section: Add an unnamed section
+ * @ctx: uci context
+ * @p: package to add the section to
+ * @type: section type
+ * @res: pointer to store a reference to the new section in
+ */
+extern int uci_add_section(struct uci_context *ctx, struct uci_package *p, char *type, struct uci_section **res);
+
+/**
  * uci_set_element_value: Replace an element's value with a new one
  * @ctx: uci context
  * @element: pointer to an uci_element struct pointer
@@ -174,8 +177,9 @@ extern int uci_set_element_value(struct uci_context *ctx, struct uci_element **e
  * @section: section name
  * @option: option name
  * @value: value (option) or type (section)
+ * @result: store the updated element in this variable (optional)
  */
-extern int uci_set(struct uci_context *ctx, struct uci_package *p, char *section, char *option, char *value);
+extern int uci_set(struct uci_context *ctx, struct uci_package *p, char *section, char *option, char *value, struct uci_element **result);
 
 /**
  * uci_rename: Rename an element
@@ -224,6 +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);
 
@@ -279,9 +285,10 @@ enum uci_type {
 };
 
 enum uci_flags {
-	UCI_FLAG_STRICT =      (1 << 0), /* strict mode for the parser */
-	UCI_FLAG_PERROR =      (1 << 1), /* print parser error messages */
-	UCI_FLAG_EXPORT_NAME = (1 << 2), /* when exporting, name unnamed sections */
+	UCI_FLAG_STRICT =        (1 << 0), /* strict mode for the parser */
+	UCI_FLAG_PERROR =        (1 << 1), /* print parser error messages */
+	UCI_FLAG_EXPORT_NAME =   (1 << 2), /* when exporting, name unnamed sections */
+	UCI_FLAG_SAVED_HISTORY = (1 << 3), /* store the saved history in memory as well */
 };
 
 struct uci_element
@@ -291,6 +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 */
@@ -299,6 +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;
 
@@ -317,34 +336,19 @@ struct uci_context
 	int bufsz;
 };
 
-struct uci_parse_context
-{
-	/* error context */
-	const char *reason;
-	int line;
-	int byte;
-
-	/* private: */
-	struct uci_package *package;
-	struct uci_section *section;
-	bool merge;
-	FILE *file;
-	const char *name;
-	char *buf;
-	int bufsz;
-};
-
 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;
 };
 
 struct uci_section
@@ -398,9 +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)