2 * netifd - network interface daemon
3 * Copyright (C) 2012 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.
14 #ifndef __NETIFD_UTILS_H
15 #define __NETIFD_UTILS_H
17 #include <libubox/list.h>
18 #include <libubox/avl.h>
19 #include <libubox/avl-cmp.h>
20 #include <libubox/blobmsg.h>
21 #include <libubox/vlist.h>
22 #include <libubox/utils.h>
24 static inline bool blobmsg_get_bool_default(struct blob_attr *attr, bool val)
29 return blobmsg_get_bool(attr);
32 #define __init __attribute__((constructor))
34 struct vlist_simple_tree {
35 struct list_head list;
40 struct vlist_simple_node {
41 struct list_head list;
45 #define vlist_for_each_element_safe(tree, element, node_member, ptr) \
46 avl_for_each_element_safe(&(tree)->avl, element, node_member.avl, ptr)
48 #define vlist_simple_init(tree, node, member) \
49 __vlist_simple_init(tree, offsetof(node, member))
51 void __vlist_simple_init(struct vlist_simple_tree *tree, int offset);
52 void vlist_simple_delete(struct vlist_simple_tree *tree, struct vlist_simple_node *node);
53 void vlist_simple_flush(struct vlist_simple_tree *tree);
54 void vlist_simple_flush_all(struct vlist_simple_tree *tree);
55 void vlist_simple_replace(struct vlist_simple_tree *dest, struct vlist_simple_tree *old);
57 static inline void vlist_simple_update(struct vlist_simple_tree *tree)
62 static inline void vlist_simple_add(struct vlist_simple_tree *tree, struct vlist_simple_node *node)
64 node->version = tree->version;
65 list_add(&node->list, &tree->list);
68 #define vlist_simple_for_each_element(tree, element, node_member) \
69 list_for_each_entry(element, &(tree)->list, node_member.list)
71 #define vlist_simple_empty(tree) \
72 list_empty(&(tree)->list)
76 static inline int fls(int x)
82 if (!(x & 0xffff0000u)) {
86 if (!(x & 0xff000000u)) {
90 if (!(x & 0xf0000000u)) {
94 if (!(x & 0xc0000000u)) {
98 if (!(x & 0x80000000u)) {
106 unsigned int parse_netmask_string(const char *str, bool v6);
107 bool split_netmask(char *str, unsigned int *netmask, bool v6);
108 int parse_ip_and_netmask(int af, const char *str, void *addr, unsigned int *netmask);
110 char * format_macaddr(uint8_t *mac);
113 #define s6_addr32 __u6_addr.__u6_addr32