X-Git-Url: http://git.archive.openwrt.org/?p=project%2Fnetifd.git;a=blobdiff_plain;f=config.c;h=c8f780797336b86607577c677cbcddea1e1c75a7;hp=65eaa81fe008f8aa0a2abd941e708c74d31cb0cd;hb=e1b2a2313dfa148f0708add78f7efce362cbc408;hpb=2cd93d4c17f093552c06c60427fe9ecfb4c0dbe8

diff --git a/config.c b/config.c
index 65eaa81..c8f7807 100644
--- a/config.c
+++ b/config.c
@@ -132,7 +132,7 @@ config_parse_bridge_interface(struct uci_section *s)
 
 	uci_to_blob(&b, s, bridge_device_type.config_params);
 	if (!device_create(name, &bridge_device_type, b.head)) {
-		DPRINTF("Failed to create bridge for interface '%s'\n", s->e.name);
+		D(INTERFACE, "Failed to create bridge for interface '%s'\n", s->e.name);
 		return -EINVAL;
 	}
 
@@ -148,8 +148,6 @@ config_parse_interface(struct uci_section *s)
 	const char *type;
 	struct blob_attr *config;
 
-	DPRINTF("Create interface '%s'\n", s->e.name);
-
 	blob_buf_init(&b, 0);
 
 	type = uci_lookup_option_string(uci_ctx, s, "type");
@@ -206,21 +204,122 @@ config_init_devices(void)
 	}
 }
 
-void
-config_init_interfaces(const char *name)
+bool
+config_diff(struct blob_attr **tb1, struct blob_attr **tb2,
+	    const struct config_param_list *config, unsigned long *diff)
+{
+	bool ret = false;
+	int i;
+
+	for (i = 0; i < config->n_params; i++) {
+		if (!tb1[i] && !tb2[i])
+			continue;
+
+		if (!!tb1[i] != !!tb2[i])
+			goto mark;
+
+		if (blob_len(tb1[i]) != blob_len(tb2[i]))
+			goto mark;
+
+		if (memcmp(tb1[i], tb2[i], blob_raw_len(tb1[i])) != 0)
+			goto mark;
+
+		continue;
+
+mark:
+		ret = true;
+		if (diff)
+			set_bit(diff, i);
+		else
+			return ret;
+	}
+
+	return ret;
+}
+
+
+static bool
+__config_check_equal(struct blob_attr *c1, struct blob_attr *c2,
+		     const struct config_param_list *config)
+{
+	struct blob_attr **tb1, **tb2;
+
+	tb1 = alloca(config->n_params * sizeof(struct blob_attr *));
+	blobmsg_parse(config->params, config->n_params, tb1,
+		blob_data(c1), blob_len(c1));
+
+	tb2 = alloca(config->n_params * sizeof(struct blob_attr *));
+	blobmsg_parse(config->params, config->n_params, tb2,
+		blob_data(c2), blob_len(c2));
+
+	return !config_diff(tb1, tb2, config, NULL);
+}
+
+bool
+config_check_equal(struct blob_attr *c1, struct blob_attr *c2,
+		   const struct config_param_list *config)
+{
+	int i;
+
+	if (!__config_check_equal(c1, c2, config))
+		return false;
+
+	for (i = 0; i < config->n_next; i++) {
+		if (!__config_check_equal(c1, c2, config->next[i]))
+			return false;
+	}
+
+	return true;
+}
+
+struct blob_attr *
+config_memdup(struct blob_attr *attr)
 {
-	struct uci_context *ctx;
+	struct blob_attr *ret;
+	int size = blob_pad_len(attr);
+
+	ret = malloc(size);
+	if (!ret)
+		return NULL;
+
+	memcpy(ret, attr, size);
+	return ret;
+}
+
+static struct uci_package *
+config_init_package(const char *config)
+{
+	struct uci_context *ctx = uci_ctx;
 	struct uci_package *p = NULL;
-	struct uci_element *e;
 
-	ctx = uci_alloc_context();
-	uci_ctx = ctx;
+	if (!ctx) {
+		ctx = uci_alloc_context();
+		uci_ctx = ctx;
 
 #ifdef DUMMY_MODE
-	uci_set_confdir(ctx, "./config");
+		uci_set_confdir(ctx, "./config");
+		uci_set_savedir(ctx, "./tmp");
 #endif
+	} else {
+		p = uci_lookup_package(ctx, config);
+		if (p)
+			uci_unload(ctx, p);
+	}
+
+	if (uci_load(ctx, "network", &p))
+		return NULL;
+
+	return p;
+}
+
+void
+config_init_interfaces(const char *name)
+{
+	struct uci_package *p = NULL;
+	struct uci_element *e;
 
-	if (uci_load(ctx, "network", &p)) {
+	p = config_init_package("network");
+	if (!p) {
 		fprintf(stderr, "Failed to load network config\n");
 		return;
 	}
@@ -228,6 +327,7 @@ config_init_interfaces(const char *name)
 	uci_network = p;
 	config_init = true;
 
+	device_reset_config();
 	config_init_devices();
 
 	uci_foreach_element(&p->sections, e) {
@@ -239,8 +339,10 @@ config_init_interfaces(const char *name)
 		if (!strcmp(s->type, "interface"))
 			config_parse_interface(s);
 	}
-	device_free_unused(NULL);
 	config_init = false;
 
+	device_reset_old();
+	device_init_pending();
+	device_free_unused(NULL);
 	interface_start_pending();
 }