2 * ucimap-example - sample code for the ucimap library
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 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.
23 struct ucimap_section_data map;
24 struct list_head list;
25 struct list_head alias;
30 unsigned char *ipaddr;
33 struct ucimap_list *aliases;
37 struct ucimap_section_data map;
38 struct list_head list;
41 struct uci_network *interface;
45 network_parse_ip(void *section, struct uci_optmap *om, union ucimap_data *data, const char *str)
47 unsigned char *target;
51 if (sscanf(str, "%d.%d.%d.%d", &tmp[0], &tmp[1], &tmp[2], &tmp[3]) != 4)
59 for (i = 0; i < 4; i++)
60 target[i] = (char) tmp[i];
66 network_format_ip(void *sction, struct uci_optmap *om, union ucimap_data *data, char **str)
69 unsigned char *ip = (unsigned char *) data->data[0];
71 sprintf(buf, "%d.%d.%d.%d", ip[0], ip[1], ip[2], ip[3]);
78 network_free_ip(void *section, struct uci_optmap *om, void *ptr)
84 network_init_interface(struct uci_map *map, void *section, struct uci_section *s)
86 struct uci_network *net = section;
88 INIT_LIST_HEAD(&net->list);
89 INIT_LIST_HEAD(&net->alias);
90 net->name = s->e.name;
96 network_init_alias(struct uci_map *map, void *section, struct uci_section *s)
98 struct uci_alias *alias = section;
100 INIT_LIST_HEAD(&alias->list);
101 alias->name = s->e.name;
106 network_add_interface(struct uci_map *map, void *section)
108 struct uci_network *net = section;
110 list_add_tail(&net->list, &ifs);
116 network_add_alias(struct uci_map *map, void *section)
118 struct uci_alias *a = section;
121 list_add_tail(&a->list, &a->interface->alias);
126 static struct ucimap_section_data *
127 network_allocate(struct uci_map *map, struct uci_sectionmap *sm, struct uci_section *s)
129 struct uci_network *p = malloc(sizeof(struct uci_network));
130 memset(p, 0, sizeof(struct uci_network));
135 struct uci_optmap map;
139 static struct uci_sectionmap network_interface;
140 static struct uci_sectionmap network_alias;
142 static struct my_optmap network_interface_options[] = {
145 UCIMAP_OPTION(struct uci_network, proto),
146 .type = UCIMAP_STRING,
153 UCIMAP_OPTION(struct uci_network, ifname),
154 .type = UCIMAP_STRING,
160 UCIMAP_OPTION(struct uci_network, ipaddr),
161 .type = UCIMAP_CUSTOM,
163 .parse = network_parse_ip,
164 .format = network_format_ip,
165 .free = network_free_ip,
170 UCIMAP_OPTION(struct uci_network, enabled),
177 UCIMAP_OPTION(struct uci_network, test),
184 UCIMAP_OPTION(struct uci_network, aliases),
185 .type = UCIMAP_LIST | UCIMAP_SECTION | UCIMAP_LIST_AUTO,
186 .data.sm = &network_alias
191 static struct uci_sectionmap network_interface = {
192 UCIMAP_SECTION(struct uci_network, map),
194 .alloc = network_allocate,
195 .init = network_init_interface,
196 .add = network_add_interface,
197 .options = &network_interface_options[0].map,
198 .n_options = ARRAY_SIZE(network_interface_options),
199 .options_size = sizeof(struct my_optmap)
202 static struct uci_optmap network_alias_options[] = {
204 UCIMAP_OPTION(struct uci_alias, interface),
205 .type = UCIMAP_SECTION,
206 .data.sm = &network_interface
210 static struct uci_sectionmap network_alias = {
211 UCIMAP_SECTION(struct uci_alias, map),
213 .options = network_alias_options,
214 .init = network_init_alias,
215 .add = network_add_alias,
216 .n_options = ARRAY_SIZE(network_alias_options),
219 static struct uci_sectionmap *network_smap[] = {
224 static struct uci_map network_map = {
225 .sections = network_smap,
226 .n_sections = ARRAY_SIZE(network_smap),
230 int main(int argc, char **argv)
232 struct uci_context *ctx;
233 struct uci_package *pkg;
235 struct uci_network *net;
236 struct uci_alias *alias;
239 INIT_LIST_HEAD(&ifs);
240 ctx = uci_alloc_context();
241 ucimap_init(&network_map);
243 uci_set_confdir(ctx, "./test/config");
244 uci_load(ctx, "network", &pkg);
246 ucimap_parse(&network_map, pkg);
248 list_for_each(p, &ifs) {
249 const unsigned char *ipaddr;
251 net = list_entry(p, struct uci_network, list);
252 ipaddr = net->ipaddr;
254 ipaddr = (const unsigned char *) "\x00\x00\x00\x00";
256 printf("New network section '%s'\n"
259 " ipaddr: %d.%d.%d.%d\n"
265 ipaddr[0], ipaddr[1], ipaddr[2], ipaddr[3],
267 (net->enabled ? "on" : "off"));
269 for (i = 0; i < net->aliases->n_items; i++) {
270 alias = net->aliases->item[i].ptr;
271 printf("New alias: %s\n", alias->name);
274 memcpy(net->ipaddr, "\x01\x03\x04\x05", 4);
275 ucimap_set_changed(&net->map, &net->ipaddr);
276 ucimap_store_section(&network_map, pkg, &net->map);
282 ucimap_cleanup(&network_map);
283 uci_free_context(ctx);