2 * libuci - Library for the Unified Configuration Interface
3 * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org>
5 * this program is free software; you can redistribute it and/or modify
6 * it under the terms of the gnu lesser general public license version 2.1
7 * as published by the free software foundation
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
15 /* initialize a list head/item */
16 static inline void uci_list_init(struct uci_list
*ptr
)
22 /* inserts a new list entry between two consecutive entries */
23 static inline void __uci_list_add(struct uci_list
*prev
, struct uci_list
*next
, struct uci_list
*ptr
)
31 /* inserts a new list entry at the tail of the list */
32 static inline void uci_list_add(struct uci_list
*head
, struct uci_list
*ptr
)
34 /* NB: head->prev points at the tail */
35 __uci_list_add(head
->prev
, head
, ptr
);
38 static inline void uci_list_del(struct uci_list
*ptr
)
40 struct uci_list
*next
, *prev
;
49 static void uci_drop_section(struct uci_section
*section
)
53 /* TODO: drop options */
61 static struct uci_section
*uci_add_section(struct uci_config
*cfg
, const char *type
, const char *name
)
63 struct uci_section
*section
= NULL
;
64 struct uci_context
*ctx
= cfg
->ctx
;
66 UCI_TRAP_SAVE(ctx
, error
)
67 section
= (struct uci_section
*) uci_malloc(ctx
, sizeof(struct uci_section
));
68 section
->config
= cfg
;
69 uci_list_init(§ion
->list
);
70 uci_list_init(§ion
->options
);
71 uci_list_add(&cfg
->sections
, §ion
->list
);
72 section
->type
= uci_strdup(ctx
, type
);
74 section
->name
= uci_strdup(ctx
, name
);
75 UCI_TRAP_RESTORE(ctx
);
80 uci_drop_section(section
);
81 UCI_THROW(ctx
, ctx
->errno
);
85 static void uci_drop_file(struct uci_config
*cfg
)
87 struct uci_section
*s
;
91 uci_foreach_entry(section
, &cfg
->sections
, s
) {
100 static struct uci_config
*uci_alloc_file(struct uci_context
*ctx
, const char *name
)
102 struct uci_config
*cfg
= NULL
;
104 UCI_TRAP_SAVE(ctx
, error
)
105 cfg
= (struct uci_config
*) uci_malloc(ctx
, sizeof(struct uci_config
));
106 uci_list_init(&cfg
->list
);
107 uci_list_init(&cfg
->sections
);
108 cfg
->name
= uci_strdup(ctx
, name
);
110 UCI_TRAP_RESTORE(ctx
);
115 UCI_THROW(ctx
, ctx
->errno
);