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[4];
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 = (unsigned char *) data->s;
51 if (sscanf(str, "%d.%d.%d.%d", &tmp[0], &tmp[1], &tmp[2], &tmp[3]) != 4)
54 for (i = 0; i < 4; i++)
55 target[i] = (char) tmp[i];
61 network_format_ip(void *sction, struct uci_optmap *om, union ucimap_data *data, char **str)
64 unsigned char *ip = (unsigned char *) data->s;
66 sprintf(buf, "%d.%d.%d.%d", ip[0], ip[1], ip[2], ip[3]);
73 network_init_interface(struct uci_map *map, void *section, struct uci_section *s)
75 struct uci_network *net = section;
77 INIT_LIST_HEAD(&net->list);
78 INIT_LIST_HEAD(&net->alias);
79 net->name = s->e.name;
85 network_init_alias(struct uci_map *map, void *section, struct uci_section *s)
87 struct uci_alias *alias = section;
89 INIT_LIST_HEAD(&alias->list);
90 alias->name = s->e.name;
95 network_add_interface(struct uci_map *map, void *section)
97 struct uci_network *net = section;
99 list_add(&net->list, &ifs);
105 network_add_alias(struct uci_map *map, void *section)
107 struct uci_alias *a = section;
110 list_add(&a->list, &a->interface->alias);
115 static struct ucimap_section_data *
116 network_allocate(struct uci_map *map, struct uci_sectionmap *sm, struct uci_section *s)
118 struct uci_network *p = malloc(sizeof(struct uci_network));
119 memset(p, 0, sizeof(struct uci_network));
124 struct uci_optmap map;
128 static struct uci_sectionmap network_interface;
129 static struct uci_sectionmap network_alias;
131 static struct my_optmap network_interface_options[] = {
134 UCIMAP_OPTION(struct uci_network, proto),
135 .type = UCIMAP_STRING,
142 UCIMAP_OPTION(struct uci_network, ifname),
143 .type = UCIMAP_STRING,
149 UCIMAP_OPTION(struct uci_network, ipaddr),
150 .type = UCIMAP_CUSTOM,
152 .parse = network_parse_ip,
153 .format = network_format_ip,
158 UCIMAP_OPTION(struct uci_network, enabled),
165 UCIMAP_OPTION(struct uci_network, test),
172 UCIMAP_OPTION(struct uci_network, aliases),
173 .type = UCIMAP_LIST | UCIMAP_SECTION | UCIMAP_LIST_AUTO,
174 .data.sm = &network_alias
179 static struct uci_sectionmap network_interface = {
180 UCIMAP_SECTION(struct uci_network, map),
182 .alloc = network_allocate,
183 .init = network_init_interface,
184 .add = network_add_interface,
185 .options = &network_interface_options[0].map,
186 .n_options = ARRAY_SIZE(network_interface_options),
187 .options_size = sizeof(struct my_optmap)
190 static struct uci_optmap network_alias_options[] = {
192 UCIMAP_OPTION(struct uci_alias, interface),
193 .type = UCIMAP_SECTION,
194 .data.sm = &network_interface
198 static struct uci_sectionmap network_alias = {
199 UCIMAP_SECTION(struct uci_alias, map),
201 .options = network_alias_options,
202 .init = network_init_alias,
203 .add = network_add_alias,
204 .n_options = ARRAY_SIZE(network_alias_options),
207 static struct uci_sectionmap *network_smap[] = {
212 static struct uci_map network_map = {
213 .sections = network_smap,
214 .n_sections = ARRAY_SIZE(network_smap),
218 int main(int argc, char **argv)
220 struct uci_context *ctx;
221 struct uci_package *pkg;
223 struct uci_network *net;
224 struct uci_alias *alias;
227 INIT_LIST_HEAD(&ifs);
228 ctx = uci_alloc_context();
229 ucimap_init(&network_map);
231 uci_set_confdir(ctx, "./test/config");
232 uci_load(ctx, "network", &pkg);
234 ucimap_parse(&network_map, pkg);
236 list_for_each(p, &ifs) {
237 net = list_entry(p, struct uci_network, list);
238 printf("New network section '%s'\n"
241 " ipaddr: %d.%d.%d.%d\n"
247 net->ipaddr[0], net->ipaddr[1],
248 net->ipaddr[2], net->ipaddr[3],
250 (net->enabled ? "on" : "off"));
252 for (i = 0; i < net->aliases->n_items; i++) {
253 alias = net->aliases->item[i].section;
254 printf("New alias: %s\n", alias->name);
257 memcpy(net->ipaddr, "\x01\x03\x04\x05", 4);
258 ucimap_set_changed(&net->map, &net->ipaddr);
259 ucimap_store_section(&network_map, pkg, &net->map);
265 ucimap_cleanup(&network_map);
266 uci_free_context(ctx);