12 bool config_init = false;
14 static struct uci_context *uci_ctx;
15 static struct uci_package *uci_network;
16 static struct blob_buf b;
18 static void uci_attr_to_blob(struct blob_buf *b, const char *str,
19 const char *name, enum blobmsg_type type)
25 case BLOBMSG_TYPE_STRING:
26 blobmsg_add_string(b, name, str);
28 case BLOBMSG_TYPE_BOOL:
29 if (!strcmp(str, "true") || !strcmp(str, "1"))
31 else if (!strcmp(str, "false") || !strcmp(str, "0"))
36 blobmsg_add_u8(b, name, intval);
38 case BLOBMSG_TYPE_INT32:
39 intval = strtol(str, &err, 0);
43 blobmsg_add_u32(b, name, intval);
50 static void uci_array_to_blob(struct blob_buf *b, struct uci_option *o,
51 enum blobmsg_type type)
53 struct uci_element *e;
54 char *str, *next, *word;
56 if (o->type == UCI_TYPE_LIST) {
57 uci_foreach_element(&o->v.list, e) {
58 uci_attr_to_blob(b, e->name, NULL, type);
63 str = strdup(o->v.string);
66 while ((word = strsep(&next, " \t")) != NULL) {
70 uci_attr_to_blob(b, word, NULL, type);
76 static void __uci_to_blob(struct blob_buf *b, struct uci_section *s,
77 const struct config_param_list *p)
79 const struct blobmsg_policy *attr = NULL;
80 struct uci_element *e;
85 uci_foreach_element(&s->options, e) {
86 for (i = 0; i < p->n_params; i++) {
88 if (!strcmp(attr->name, e->name))
97 if (attr->type == BLOBMSG_TYPE_ARRAY) {
101 array = blobmsg_open_array(b, attr->name);
102 uci_array_to_blob(b, o, p->info[i].type);
103 blobmsg_close_array(b, array);
107 if (o->type == UCI_TYPE_LIST)
110 uci_attr_to_blob(b, o->v.string, attr->name, attr->type);
114 static void uci_to_blob(struct blob_buf *b, struct uci_section *s,
115 const struct config_param_list *p)
119 __uci_to_blob(b, s, p);
120 for (i = 0; i < p->n_next; i++)
121 uci_to_blob(b, s, p->next[i]);
125 config_parse_bridge_interface(struct uci_section *s)
129 name = alloca(strlen(s->e.name) + 4);
130 sprintf(name, "br-%s", s->e.name);
131 blobmsg_add_string(&b, "name", name);
133 uci_to_blob(&b, s, bridge_device_type.config_params);
134 if (!device_create(name, &bridge_device_type, b.head)) {
135 DPRINTF("Failed to create bridge for interface '%s'\n", s->e.name);
139 blob_buf_init(&b, 0);
140 blobmsg_add_string(&b, "ifname", name);
145 config_parse_interface(struct uci_section *s)
147 struct interface *iface;
149 struct blob_attr *config;
151 DPRINTF("Create interface '%s'\n", s->e.name);
153 blob_buf_init(&b, 0);
155 type = uci_lookup_option_string(uci_ctx, s, "type");
156 if (type && !strcmp(type, "bridge"))
157 if (config_parse_bridge_interface(s))
160 uci_to_blob(&b, s, &interface_attr_list);
161 iface = calloc(1, sizeof(*iface));
165 interface_init(iface, s->e.name, b.head);
167 if (iface->proto_handler && iface->proto_handler->config_params)
168 uci_to_blob(&b, s, iface->proto_handler->config_params);
170 config = malloc(blob_pad_len(b.head));
176 memcpy(config, b.head, blob_pad_len(b.head));
177 interface_add(iface, config);
181 config_init_devices(void)
183 struct uci_element *e;
185 uci_foreach_element(&uci_network->sections, e) {
186 struct uci_section *s = uci_to_section(e);
187 const struct device_type *devtype;
188 const char *type, *name;
190 if (strcmp(s->type, "device") != 0)
193 name = uci_lookup_option_string(uci_ctx, s, "name");
197 type = uci_lookup_option_string(uci_ctx, s, "type");
198 if (type && !strcmp(type, "bridge"))
199 devtype = &bridge_device_type;
201 devtype = &simple_device_type;
203 blob_buf_init(&b, 0);
204 uci_to_blob(&b, s, devtype->config_params);
205 device_create(name, devtype, b.head);
210 config_diff(struct blob_attr **tb1, struct blob_attr **tb2,
211 const struct config_param_list *config, unsigned long *diff)
216 for (i = 0; i < config->n_params; i++) {
217 if (!tb1[i] && !tb2[i])
220 if (!!tb1[i] != !!tb2[i])
223 if (blob_len(tb1[i]) != blob_len(tb2[i]))
226 if (memcmp(tb1[i], tb2[i], blob_pad_len(tb1[i])) != 0)
244 __config_check_equal(struct blob_attr *c1, struct blob_attr *c2,
245 const struct config_param_list *config)
247 struct blob_attr **tb1, **tb2;
249 tb1 = alloca(config->n_params * sizeof(struct blob_attr *));
250 blobmsg_parse(config->params, config->n_params, tb1,
251 blob_data(c1), blob_len(c1));
253 tb2 = alloca(config->n_params * sizeof(struct blob_attr *));
254 blobmsg_parse(config->params, config->n_params, tb2,
255 blob_data(c2), blob_len(c2));
257 return !config_diff(tb1, tb2, config, NULL);
261 config_check_equal(struct blob_attr *c1, struct blob_attr *c2,
262 const struct config_param_list *config)
266 if (!__config_check_equal(c1, c2, config))
269 for (i = 0; i < config->n_next; i++) {
270 if (!__config_check_equal(c1, c2, config->next[i]))
278 config_memdup(struct blob_attr *attr)
280 struct blob_attr *ret;
281 int size = blob_pad_len(attr);
287 memcpy(ret, attr, size);
291 static struct uci_package *
292 config_init_package(const char *config)
294 struct uci_context *ctx = uci_ctx;
295 struct uci_package *p = NULL;
298 ctx = uci_alloc_context();
302 uci_set_confdir(ctx, "./config");
303 uci_set_savedir(ctx, "./tmp");
306 p = uci_lookup_package(ctx, config);
311 if (uci_load(ctx, "network", &p))
318 config_init_interfaces(const char *name)
320 struct uci_context *ctx;
321 struct uci_package *p = NULL;
322 struct uci_element *e;
324 p = config_init_package("network");
327 fprintf(stderr, "Failed to load network config\n");
334 config_init_devices();
336 uci_foreach_element(&p->sections, e) {
337 struct uci_section *s = uci_to_section(e);
339 if (name && strcmp(s->e.name, name) != 0)
342 if (!strcmp(s->type, "interface"))
343 config_parse_interface(s);
345 device_free_unused(NULL);
348 interface_start_pending();