X-Git-Url: http://git.archive.openwrt.org/?p=project%2Fodhcpd.git;a=blobdiff_plain;f=src%2Fconfig.c;h=c3e2437901f7db340a8ca93d5eeec3382b2a7a68;hp=7e23eb28893ed8e1c9af4656261f539ff5e4592e;hb=HEAD;hpb=cf29925b29a4e4e38ab88573f12ec075eacb3d22

diff --git a/src/config.c b/src/config.c
index 7e23eb2..c3e2437 100644
--- a/src/config.c
+++ b/src/config.c
@@ -62,6 +62,7 @@ enum {
 	IFACE_ATTR_PD_CER,
 	IFACE_ATTR_NDPROXY_ROUTING,
 	IFACE_ATTR_NDPROXY_SLAVE,
+	IFACE_ATTR_PREFIX_FILTER,
 	IFACE_ATTR_MAX
 };
 
@@ -104,6 +105,7 @@ static const struct blobmsg_policy iface_attrs[IFACE_ATTR_MAX] = {
 	[IFACE_ATTR_RA_MTU] = { .name = "ra_mtu", .type = BLOBMSG_TYPE_INT32 },
 	[IFACE_ATTR_NDPROXY_ROUTING] = { .name = "ndproxy_routing", .type = BLOBMSG_TYPE_BOOL },
 	[IFACE_ATTR_NDPROXY_SLAVE] = { .name = "ndproxy_slave", .type = BLOBMSG_TYPE_BOOL },
+	[IFACE_ATTR_PREFIX_FILTER] = { .name = "prefix_filter", .type = BLOBMSG_TYPE_STRING },
 };
 
 static const struct uci_blob_param_info iface_attr_info[IFACE_ATTR_MAX] = {
@@ -184,7 +186,7 @@ static int mkdir_p(char *dir, mode_t mask)
 		return 0;
 
 	if (ret)
-		syslog(LOG_ERR, "mkdir(%s, %d) failed: %s\n", dir, mask, strerror(errno));
+		syslog(LOG_ERR, "mkdir(%s, %d) failed: %m\n", dir, mask);
 
 	return ret;
 }
@@ -239,7 +241,9 @@ static void close_interface(struct interface *iface)
 	router_setup_interface(iface, false);
 	dhcpv6_setup_interface(iface, false);
 	ndp_setup_interface(iface, false);
+#ifdef DHCPV4_SUPPORT
 	dhcpv4_setup_interface(iface, false);
+#endif
 
 	clean_interface(iface);
 	free(iface->addr4);
@@ -718,6 +722,23 @@ int config_parse_interface(void *data, size_t len, const char *name, bool overwr
 	if ((c = tb[IFACE_ATTR_NDPROXY_SLAVE]))
 		iface->external = blobmsg_get_bool(c);
 
+	if ((c = tb[IFACE_ATTR_PREFIX_FILTER])) {
+		const char *str = blobmsg_get_string(c);
+		char *astr = malloc(strlen(str) + 1);
+		char *delim;
+		int l;
+		if (!astr || !strcpy(astr, str) ||
+				(delim = strchr(astr, '/')) == NULL || (*(delim++) = 0) ||
+				sscanf(delim, "%i", &l) == 0 || l > 128 ||
+				inet_pton(AF_INET6, astr, &iface->pio_filter_addr) == 0) {
+			iface->pio_filter_length = 0;
+		} else {
+			iface->pio_filter_length = l;
+		}
+		if (astr)
+			free(astr);
+	}
+
 	return 0;
 
 err:
@@ -846,7 +867,9 @@ void odhcpd_reload(void)
 			router_setup_interface(i, !i->ignore || i->ra != MODE_DISABLED);
 			dhcpv6_setup_interface(i, !i->ignore || i->dhcpv6 != MODE_DISABLED);
 			ndp_setup_interface(i, !i->ignore || i->ndp != MODE_DISABLED);
+#ifdef DHCPV4_SUPPORT
 			dhcpv4_setup_interface(i, !i->ignore || i->dhcpv4 != MODE_DISABLED);
+#endif
 		} else
 			close_interface(i);
 	}