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      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 (at) 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