1 /*
2  * netlink/addr.h		Abstract Address
3  *
4  *	This library is free software; you can redistribute it and/or
5  *	modify it under the terms of the GNU Lesser General Public
6  *	License as published by the Free Software Foundation version 2.1
7  *	of the License.
8  *
9  * Copyright (c) 2003-2008 Thomas Graf <tgraf@suug.ch>
10  */
11 
12 #ifndef NETLINK_ADDR_H_
13 #define NETLINK_ADDR_H_
14 
15 #include <netlink/netlink.h>
16 
17 #ifdef __cplusplus
18 extern "C" {
19 #endif
20 
21 struct nl_addr;
22 
23 /* Creation */
24 extern struct nl_addr *	nl_addr_alloc(size_t);
25 extern struct nl_addr *	nl_addr_alloc_attr(struct nlattr *, int);
26 extern struct nl_addr *	nl_addr_build(int, void *, size_t);
27 extern int		nl_addr_parse(const char *, int, struct nl_addr **);
28 extern struct nl_addr *	nl_addr_clone(struct nl_addr *);
29 
30 /* Destroyage */
31 extern void		nl_addr_destroy(struct nl_addr *);
32 
33 /* Usage Management */
34 extern struct nl_addr *	nl_addr_get(struct nl_addr *);
35 extern void		nl_addr_put(struct nl_addr *);
36 extern int		nl_addr_shared(struct nl_addr *);
37 
38 extern int		nl_addr_cmp(struct nl_addr *, struct nl_addr *);
39 extern int		nl_addr_cmp_prefix(struct nl_addr *, struct nl_addr *);
40 extern int		nl_addr_iszero(struct nl_addr *);
41 extern int		nl_addr_valid(char *, int);
42 extern int      	nl_addr_guess_family(struct nl_addr *);
43 extern int		nl_addr_fill_sockaddr(struct nl_addr *,
44 					      struct sockaddr *, socklen_t *);
45 extern int		nl_addr_info(struct nl_addr *, struct addrinfo **);
46 extern int		nl_addr_resolve(struct nl_addr *addr, char *host, size_t hostlen);
47 
48 /* Access Functions */
49 extern void		nl_addr_set_family(struct nl_addr *, int);
50 extern int		nl_addr_get_family(struct nl_addr *);
51 extern int		nl_addr_set_binary_addr(struct nl_addr *, void *,
52 						size_t);
53 extern void *		nl_addr_get_binary_addr(struct nl_addr *);
54 extern unsigned int	nl_addr_get_len(struct nl_addr *);
55 extern void		nl_addr_set_prefixlen(struct nl_addr *, int);
56 extern unsigned int	nl_addr_get_prefixlen(struct nl_addr *);
57 
58 /* Address Family Translations */
59 extern char *		nl_af2str(int, char *, size_t);
60 extern int		nl_str2af(const char *);
61 
62 /* Translations to Strings */
63 extern char *		nl_addr2str(struct nl_addr *, char *, size_t);
64 
65 #ifdef __cplusplus
66 }
67 #endif
68 
69 #endif
70