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- #ifndef __ICONFIG_H
- #define __ICONFIG_H
-
- enum {
- NODE_TYPE_KEY,
- NODE_TYPE_VALUE,
- NODE_TYPE_BLOCK,
- NODE_TYPE_LIST,
- NODE_TYPE_COMMENT
- };
-
- #define has_node_value(a) \
- ((a)->type == NODE_TYPE_KEY || (a)->type == NODE_TYPE_VALUE)
- #define is_node_list(a) \
- ((a)->type == NODE_TYPE_BLOCK || (a)->type == NODE_TYPE_LIST)
-
- struct _CONFIG_NODE {
- int type;
- char *key;
- void *value;
- };
-
- /* a = { x=y; y=z; }
-
- node1: type = NODE_TYPE_BLOCK, key = "a", value = (GSList *) nodes
- nodes: (node2, node3)
- node2: type = NODE_TYPE_KEY, key = "x", value = (char *) "y"
- node3: type = NODE_TYPE_KEY, key = "y", value = (char *) "z"
-
- b = ( a, { b=c; d=e; } )
-
- node1: type = NODE_TYPE_LIST, key = "b", value = (GSList *) nodes
- nodes: (node2, node3)
- node2: type = NODE_TYPE_VALUE, key = NULL, value = (char *) "a"
- node4: type = NODE_TYPE_BLOCK, key = NULL, value = (GSList *) nodes2
- nodes2: (node4, node5)
- node4: type = NODE_TYPE_KEY, key = "b", value = (char *) "c"
- node5: type = NODE_TYPE_KEY, key = "d", value = (char *) "e"
-
- Comments node has key=NULL and value is the comment line. Empty lines are
- also in comments so they won't be forgotten when the config file is
- written.
-
- */
-
- struct _CONFIG_REC {
- char *fname;
- int handle;
- int create_mode;
- int modifycounter; /* increase every time something is changed */
-
- char *last_error;
- CONFIG_NODE *mainnode;
- GHashTable *cache; /* path -> node (for querying) */
- GHashTable *cache_nodes; /* node -> path (for removing) */
-
- GScanner *scanner;
-
- /* while writing to configuration file.. */
- int tmp_indent_level; /* indentation position */
- int tmp_last_lf; /* last character was a line feed */
- };
-
- /* Open configuration. The file is created if it doesn't exist, unless
- `create_mode' is -1. `fname' can be NULL if you just want to use
- config_parse_data() */
- CONFIG_REC *config_open(const char *fname, int create_mode);
- /* Release all memory used by configuration */
- void config_close(CONFIG_REC *rec);
- /* Change file name of config file */
- void config_change_file_name(CONFIG_REC *rec, const char *fname, int create_mode);
-
- /* Parse configuration file */
- int config_parse(CONFIG_REC *rec);
- /* Parse configuration found from `data'. `input_name' is specifies the
- "configuration name" which is displayed in error messages. */
- int config_parse_data(CONFIG_REC *rec, const char *data, const char *input_name);
-
- /* Write configuration file. Write to `fname' if it's not NULL.
- If `create_mode' is -1, use the one that was given to config_open(). */
- int config_write(CONFIG_REC *rec, const char *fname, int create_mode);
-
- #define config_last_error(rec) \
- (rec)->last_error
-
- /* Getting values
-
- `section' is something like "maingroup/key/subkey", or with lists
- "maingroup/(list/subkey"
-
- `def' is returned if the value is not found. */
- char *config_get_str(CONFIG_REC *rec, const char *section, const char *key, const char *def);
- int config_get_int(CONFIG_REC *rec, const char *section, const char *key, int def);
- int config_get_bool(CONFIG_REC *rec, const char *section, const char *key, int def);
-
- /* Returns n'th node from list. */
- CONFIG_NODE *config_node_nth(CONFIG_NODE *node, int index);
- /* Returns index for given key */
- int config_node_index(CONFIG_NODE *parent, const char *key);
-
- /* Returns the first non-comment node in list */
- GSList *config_node_first(GSList *list);
- /* Returns the next non-comment node in list */
- GSList *config_node_next(GSList *list);
-
- /* Setting values */
- int config_set_str(CONFIG_REC *rec, const char *section, const char *key, const char *value);
- int config_set_int(CONFIG_REC *rec, const char *section, const char *key, int value);
- int config_set_bool(CONFIG_REC *rec, const char *section, const char *key, int value);
-
- /* Handling the configuration directly with nodes -
- useful when you need to read all values in a block/list. */
- CONFIG_NODE *config_node_find(CONFIG_NODE *node, const char *key);
- /* Find the section from node - if not found create it unless new_type is -1.
- You can also specify in new_type if it's NODE_TYPE_LIST or NODE_TYPE_BLOCK */
- CONFIG_NODE *config_node_section(CONFIG_NODE *parent, const char *key, int new_type);
- CONFIG_NODE *config_node_section_index(CONFIG_NODE *parent, const char *key,
- int index, int new_type);
- /* Find the section with the whole path.
- Create the path if necessary `create' is TRUE. */
- CONFIG_NODE *config_node_traverse(CONFIG_REC *rec, const char *section, int create);
- /* Get the value of keys `key' and `key_value' and put them to
- `ret_key' and `ret_value'. Returns -1 if not found. */
- int config_node_get_keyvalue(CONFIG_NODE *node, const char *key, const char *value_key, char **ret_key, char **ret_value);
- /* Return all values from from the list `node' in a g_strsplit() array */
- char **config_node_get_list(CONFIG_NODE *node);
- /* Add all values in `array' to `node' */
- void config_node_add_list(CONFIG_REC *rec, CONFIG_NODE *node, char **array);
-
- char *config_node_get_str(CONFIG_NODE *parent, const char *key, const char *def);
- int config_node_get_int(CONFIG_NODE *parent, const char *key, int def);
- int config_node_get_bool(CONFIG_NODE *parent, const char *key, int def);
-
- void config_node_set_str(CONFIG_REC *rec, CONFIG_NODE *parent, const char *key, const char *value);
- void config_node_set_int(CONFIG_REC *rec, CONFIG_NODE *parent, const char *key, int value);
- void config_node_set_bool(CONFIG_REC *rec, CONFIG_NODE *parent, const char *key, int value);
-
- /* Remove one node from block/list.
- ..set_str() with value = NULL does the same. */
- void config_node_remove(CONFIG_REC *rec, CONFIG_NODE *parent, CONFIG_NODE *node);
- /* Remove n'th node from a list */
- void config_node_list_remove(CONFIG_REC *rec, CONFIG_NODE *node, int index);
-
- /* Clear all data inside node, but leave the node */
- void config_node_clear(CONFIG_REC *rec, CONFIG_NODE *node);
- /* Clear the entire configuration */
- void config_nodes_remove_all(CONFIG_REC *rec);
-
- #endif
-