libnl 3.5.0

addr.h
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) 2003-2013 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 nlattr;
22
23 struct nl_addr;
24
25 /* Creation */
26 extern struct nl_addr * nl_addr_alloc(size_t);
27 extern struct nl_addr * nl_addr_alloc_attr(const struct nlattr *, int);
28 extern struct nl_addr * nl_addr_build(int, const void *, size_t);
29 extern int nl_addr_parse(const char *, int, struct nl_addr **);
30 extern struct nl_addr * nl_addr_clone(const struct nl_addr *);
31
32 /* Usage Management */
33 extern struct nl_addr * nl_addr_get(struct nl_addr *);
34 extern void nl_addr_put(struct nl_addr *);
35 extern int nl_addr_shared(const struct nl_addr *);
36
37 extern int nl_addr_cmp(const struct nl_addr *,
38 const struct nl_addr *);
39 extern int nl_addr_cmp_prefix(const struct nl_addr *,
40 const struct nl_addr *);
41 extern int nl_addr_iszero(const struct nl_addr *);
42 extern int nl_addr_valid(const char *, int);
43 extern int nl_addr_guess_family(const struct nl_addr *);
44 extern int nl_addr_fill_sockaddr(const struct nl_addr *,
45 struct sockaddr *, socklen_t *);
46 extern int nl_addr_info(const struct nl_addr *,
47 struct addrinfo **);
48 extern int nl_addr_resolve(const struct nl_addr *, char *, size_t);
49
50 /* Access Functions */
51 extern void nl_addr_set_family(struct nl_addr *, int);
52 extern int nl_addr_get_family(const struct nl_addr *);
53 extern int nl_addr_set_binary_addr(struct nl_addr *, const void *,
54 size_t);
55 extern void * nl_addr_get_binary_addr(const struct nl_addr *);
56 extern unsigned int nl_addr_get_len(const struct nl_addr *);
57 extern void nl_addr_set_prefixlen(struct nl_addr *, int);
58 extern unsigned int nl_addr_get_prefixlen(const struct nl_addr *);
59
60 /* Address Family Translations */
61 extern char * nl_af2str(int, char *, size_t);
62 extern int nl_str2af(const char *);
63
64 /* Translations to Strings */
65 extern char * nl_addr2str(const struct nl_addr *, char *, size_t);
66
67 #ifdef __cplusplus
68 }
69 #endif
70
71 #endif
nl_addr_clone
struct nl_addr * nl_addr_clone(const struct nl_addr *)
Clone existing abstract address object.
Definition: addr.c:494
nl_addr_alloc
struct nl_addr * nl_addr_alloc(size_t)
Allocate empty abstract address.
Definition: addr.c:187
nl_addr_resolve
int nl_addr_resolve(const struct nl_addr *, char *, size_t)
Resolve abstract address object to a name using getnameinfo().
Definition: addr.c:849
nl_addr_set_prefixlen
void nl_addr_set_prefixlen(struct nl_addr *, int)
Set the prefix length of an abstract address.
Definition: addr.c:966
nl_addr_cmp
int nl_addr_cmp(const struct nl_addr *, const struct nl_addr *)
Compare abstract addresses.
Definition: addr.c:586
nl_addr_guess_family
int nl_addr_guess_family(const struct nl_addr *)
Guess address family of abstract address based on address size.
Definition: addr.c:710
nl_addr_get_prefixlen
unsigned int nl_addr_get_prefixlen(const struct nl_addr *)
Return prefix length of abstract address object.
Definition: addr.c:977
nl_addr_build
struct nl_addr * nl_addr_build(int, const void *, size_t)
Allocate abstract address based on a binary address.
Definition: addr.c:218
nl_addr_parse
int nl_addr_parse(const char *, int, struct nl_addr **)
Allocate abstract address based on character string.
Definition: addr.c:299
nl_addr_get
struct nl_addr * nl_addr_get(struct nl_addr *)
Increase the reference counter of an abstract address.
Definition: addr.c:524
nl_addr_set_family
void nl_addr_set_family(struct nl_addr *, int)
Set address family.
Definition: addr.c:881
nl_addr_alloc_attr
struct nl_addr * nl_addr_alloc_attr(const struct nlattr *, int)
Allocate abstract address based on Netlink attribute.
Definition: addr.c:263
nl_addr_iszero
int nl_addr_iszero(const struct nl_addr *)
Returns true if the address consists of all zeros.
Definition: addr.c:651
nl_addr_set_binary_addr
int nl_addr_set_binary_addr(struct nl_addr *, const void *, size_t)
Set binary address of abstract address object.
Definition: addr.c:919
nl_addr_info
int nl_addr_info(const struct nl_addr *, struct addrinfo **)
Call getaddrinfo() for an abstract address object.
Definition: addr.c:805
nl_addr_put
void nl_addr_put(struct nl_addr *)
Decrease the reference counter of an abstract address.
Definition: addr.c:540
nl_addr_valid
int nl_addr_valid(const char *, int)
Check if address string is parseable for a specific address family.
Definition: addr.c:670
nl_addr_fill_sockaddr
int nl_addr_fill_sockaddr(const struct nl_addr *, struct sockaddr *, socklen_t *)
Fill out sockaddr structure with values from abstract address object.
Definition: addr.c:737
nl_addr_cmp_prefix
int nl_addr_cmp_prefix(const struct nl_addr *, const struct nl_addr *)
Compare the prefix of two abstract addresses.
Definition: addr.c:625
nl_addr_get_len
unsigned int nl_addr_get_len(const struct nl_addr *)
Get length of binary address of abstract address object.
Definition: addr.c:954
nl_addr_get_binary_addr
void * nl_addr_get_binary_addr(const struct nl_addr *)
Get binary address of abstract address object.
Definition: addr.c:942
nl_addr_shared
int nl_addr_shared(const struct nl_addr *)
Check whether an abstract address is shared.
Definition: addr.c:557
nl_addr2str
char * nl_addr2str(const struct nl_addr *, char *, size_t)
Convert abstract address object to character string.
Definition: addr.c:1000
nl_addr_get_family
int nl_addr_get_family(const struct nl_addr *)
Return address family.
Definition: addr.c:894