2 * ucimap-example - sample code for the ucimap library
3 * Copyright (C) 2008-2009 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 General Public License version 2
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.
24 struct ucimap_section_data map;
25 struct list_head list;
26 struct list_head alias;
31 unsigned char *ipaddr;
34 struct ucimap_list *aliases;
38 struct ucimap_section_data map;
39 struct list_head list;
42 struct uci_network *interface;
46 network_parse_ip(void *section, struct uci_optmap *om, union ucimap_data *data, const char *str)
48 unsigned char *target;
52 if (sscanf(str, "%d.%d.%d.%d", &tmp[0], &tmp[1], &tmp[2], &tmp[3]) != 4)
60 for (i = 0; i < 4; i++)
61 target[i] = (char) tmp[i];
67 network_format_ip(void *section, struct uci_optmap *om, union ucimap_data *data, char **str)
70 unsigned char *ip = (unsigned char *) data->ptr;
73 sprintf(buf, "%d.%d.%d.%d", ip[0], ip[1], ip[2], ip[3]);
83 network_free_ip(void *section, struct uci_optmap *om, void *ptr)
89 network_init_interface(struct uci_map *map, void *section, struct uci_section *s)
91 struct uci_network *net = section;
93 INIT_LIST_HEAD(&net->list);
94 INIT_LIST_HEAD(&net->alias);
95 net->name = s->e.name;
101 network_init_alias(struct uci_map *map, void *section, struct uci_section *s)
103 struct uci_alias *alias = section;
105 INIT_LIST_HEAD(&alias->list);
106 alias->name = s->e.name;
111 network_add_interface(struct uci_map *map, void *section)
113 struct uci_network *net = section;
115 list_add_tail(&net->list, &ifs);
121 network_add_alias(struct uci_map *map, void *section)
123 struct uci_alias *a = section;
126 list_add_tail(&a->list, &a->interface->alias);
131 static struct ucimap_section_data *
132 network_allocate(struct uci_map *map, struct uci_sectionmap *sm, struct uci_section *s)
134 struct uci_network *p = malloc(sizeof(struct uci_network));
135 memset(p, 0, sizeof(struct uci_network));
140 struct uci_optmap map;
144 static struct uci_sectionmap network_interface;
145 static struct uci_sectionmap network_alias;
147 static struct my_optmap network_interface_options[] = {
150 UCIMAP_OPTION(struct uci_network, proto),
151 .type = UCIMAP_STRING,
158 UCIMAP_OPTION(struct uci_network, ifname),
159 .type = UCIMAP_STRING,
165 UCIMAP_OPTION(struct uci_network, ipaddr),
166 .type = UCIMAP_CUSTOM,
168 .parse = network_parse_ip,
169 .format = network_format_ip,
170 .free = network_free_ip,
175 UCIMAP_OPTION(struct uci_network, enabled),
182 UCIMAP_OPTION(struct uci_network, test),
189 UCIMAP_OPTION(struct uci_network, aliases),
190 .type = UCIMAP_LIST | UCIMAP_SECTION | UCIMAP_LIST_AUTO,
191 .data.sm = &network_alias
196 static struct uci_sectionmap network_interface = {
197 UCIMAP_SECTION(struct uci_network, map),
199 .alloc = network_allocate,
200 .init = network_init_interface,
201 .add = network_add_interface,
202 .options = &network_interface_options[0].map,
203 .n_options = ARRAY_SIZE(network_interface_options),
204 .options_size = sizeof(struct my_optmap)
207 static struct uci_optmap network_alias_options[] = {
209 UCIMAP_OPTION(struct uci_alias, interface),
210 .type = UCIMAP_SECTION,
211 .data.sm = &network_interface
215 static struct uci_sectionmap network_alias = {
216 UCIMAP_SECTION(struct uci_alias, map),
218 .options = network_alias_options,
219 .init = network_init_alias,
220 .add = network_add_alias,
221 .n_options = ARRAY_SIZE(network_alias_options),
224 static struct uci_sectionmap *network_smap[] = {
229 static struct uci_map network_map = {
230 .sections = network_smap,
231 .n_sections = ARRAY_SIZE(network_smap),
235 int main(int argc, char **argv)
237 struct uci_context *ctx;
238 struct uci_package *pkg;
240 struct uci_network *net;
241 struct uci_alias *alias;
245 INIT_LIST_HEAD(&ifs);
246 ctx = uci_alloc_context();
247 ucimap_init(&network_map);
249 if ((argc >= 2) && !strcmp(argv[1], "-s")) {
250 uci_set_savedir(ctx, "./test/save");
254 uci_set_confdir(ctx, "./test/config");
255 uci_load(ctx, "network", &pkg);
257 ucimap_parse(&network_map, pkg);
259 list_for_each(p, &ifs) {
260 const unsigned char *ipaddr;
263 net = list_entry(p, struct uci_network, list);
264 ipaddr = net->ipaddr;
266 ipaddr = (const unsigned char *) "\x00\x00\x00\x00";
268 printf("New network section '%s'\n"
271 " ipaddr: %d.%d.%d.%d\n"
277 ipaddr[0], ipaddr[1], ipaddr[2], ipaddr[3],
279 (net->enabled ? "on" : "off"));
281 if (net->aliases->n_items > 0) {
282 printf("Configured aliases:");
283 for (i = 0; i < net->aliases->n_items; i++) {
284 alias = net->aliases->item[i].ptr;
285 printf(" %s", alias->name);
289 list_for_each_entry(alias, &net->alias, list) {
291 for (i = 0; i < net->aliases->n_items; i++) {
292 if (alias == net->aliases->item[i].ptr)
295 printf("New alias: %s\n", alias->name);
299 if (set && !strcmp(net->name, "lan")) {
300 ucimap_free_item(&net->map, &net->ipaddr);
301 ucimap_set_changed(&net->map, &net->ipaddr);
302 ucimap_resize_list(&net->map, &net->aliases, n_aliases);
303 net->aliases->n_items = 0;
304 list_for_each_entry(alias, &net->alias, list) {
305 net->aliases->item[net->aliases->n_items++].ptr = alias;
307 ucimap_set_changed(&net->map, &net->aliases);
308 ucimap_store_section(&network_map, pkg, &net->map);
314 ucimap_cleanup(&network_map);
315 uci_free_context(ctx);