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));
137 memset(p, 0, sizeof(struct uci_network));
142 struct uci_optmap map;
146 static struct uci_sectionmap network_interface;
147 static struct uci_sectionmap network_alias;
149 static struct my_optmap network_interface_options[] = {
152 UCIMAP_OPTION(struct uci_network, proto),
153 .type = UCIMAP_STRING,
160 UCIMAP_OPTION(struct uci_network, ifname),
161 .type = UCIMAP_STRING,
167 UCIMAP_OPTION(struct uci_network, ipaddr),
168 .type = UCIMAP_CUSTOM,
170 .parse = network_parse_ip,
171 .format = network_format_ip,
172 .free = network_free_ip,
177 UCIMAP_OPTION(struct uci_network, enabled),
184 UCIMAP_OPTION(struct uci_network, test),
191 UCIMAP_OPTION(struct uci_network, aliases),
192 .type = UCIMAP_LIST | UCIMAP_SECTION | UCIMAP_LIST_AUTO,
193 .data.sm = &network_alias
198 static struct uci_sectionmap network_interface = {
199 UCIMAP_SECTION(struct uci_network, map),
201 .alloc = network_allocate,
202 .init = network_init_interface,
203 .add = network_add_interface,
204 .options = &network_interface_options[0].map,
205 .n_options = ARRAY_SIZE(network_interface_options),
206 .options_size = sizeof(struct my_optmap)
209 static struct uci_optmap network_alias_options[] = {
211 UCIMAP_OPTION(struct uci_alias, interface),
212 .type = UCIMAP_SECTION,
213 .data.sm = &network_interface
217 static struct uci_sectionmap network_alias = {
218 UCIMAP_SECTION(struct uci_alias, map),
220 .options = network_alias_options,
221 .init = network_init_alias,
222 .add = network_add_alias,
223 .n_options = ARRAY_SIZE(network_alias_options),
226 static struct uci_sectionmap *network_smap[] = {
231 static struct uci_map network_map = {
232 .sections = network_smap,
233 .n_sections = ARRAY_SIZE(network_smap),
237 int main(int argc, char **argv)
239 struct uci_context *ctx;
240 struct uci_package *pkg;
242 struct uci_network *net;
243 struct uci_alias *alias;
247 INIT_LIST_HEAD(&ifs);
248 ctx = uci_alloc_context();
251 ucimap_init(&network_map);
253 if ((argc >= 2) && !strcmp(argv[1], "-s")) {
254 uci_set_savedir(ctx, "./test/save");
258 uci_set_confdir(ctx, "./test/config");
259 uci_load(ctx, "network", &pkg);
261 ucimap_parse(&network_map, pkg);
263 list_for_each(p, &ifs) {
264 const unsigned char *ipaddr;
267 net = list_entry(p, struct uci_network, list);
268 ipaddr = net->ipaddr;
270 ipaddr = (const unsigned char *) "\x00\x00\x00\x00";
272 printf("New network section '%s'\n"
275 " ipaddr: %d.%d.%d.%d\n"
281 ipaddr[0], ipaddr[1], ipaddr[2], ipaddr[3],
283 (net->enabled ? "on" : "off"));
285 if (net->aliases->n_items > 0) {
286 printf("Configured aliases:");
287 for (i = 0; i < net->aliases->n_items; i++) {
288 alias = net->aliases->item[i].ptr;
289 printf(" %s", alias->name);
293 list_for_each_entry(alias, &net->alias, list) {
295 for (i = 0; i < net->aliases->n_items; i++) {
296 if (alias == net->aliases->item[i].ptr)
299 printf("New alias: %s\n", alias->name);
303 if (set && !strcmp(net->name, "lan")) {
304 ucimap_free_item(&net->map, &net->ipaddr);
305 ucimap_set_changed(&net->map, &net->ipaddr);
306 ucimap_resize_list(&net->map, &net->aliases, n_aliases);
307 net->aliases->n_items = 0;
308 list_for_each_entry(alias, &net->alias, list) {
309 net->aliases->item[net->aliases->n_items++].ptr = alias;
311 ucimap_set_changed(&net->map, &net->aliases);
312 ucimap_store_section(&network_map, pkg, &net->map);
318 ucimap_cleanup(&network_map);
319 uci_free_context(ctx);