libnl 3.5.0

rtnl.h
1 /*
2 * netlink/route/rtnl.h Routing Netlink
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_RTNL_H_
13 #define NETLINK_RTNL_H_
14
15 #include <netlink/netlink.h>
16
17 #ifdef __cplusplus
18 extern "C" {
19 #endif
20
21 /**
22 * @name Realms
23 * @{
24 */
25
26 /**
27 * Mask specying the size of each realm part
28 * @ingroup rtnl
29 */
30 #define RTNL_REALM_MASK (0xFFFF)
31
32 /**
33 * Extract FROM realm from a realms field
34 */
35 #define RTNL_REALM_FROM(realm) ((realm) >> 16)
36
37 /**
38 * Extract TO realm from a realms field
39 */
40 #define RTNL_REALM_TO(realm) ((realm) & RTNL_REALM_MASK)
41
42 /**
43 * Build a realms field
44 */
45 #define RTNL_MAKE_REALM(from, to) \
46 ((RTNL_REALM_TO(from) << 16) & RTNL_REALM_TO(to))
47
48 /** @} */
49
50
51 /* General */
52 extern int nl_rtgen_request(struct nl_sock *, int, int, int);
53
54 /* Routing Type Translations */
55 extern char * nl_rtntype2str(int, char *, size_t);
56 extern int nl_str2rtntype(const char *);
57
58 /* Scope Translations */
59 extern char * rtnl_scope2str(int, char *, size_t);
60 extern int rtnl_str2scope(const char *);
61
62 /* Realms Translations */
63 extern char * rtnl_realms2str(uint32_t, char *, size_t);
64
65 #ifdef __cplusplus
66 }
67 #endif
68
69 #endif
nl_rtgen_request
int nl_rtgen_request(struct nl_sock *, int, int, int)
Send routing netlink request message.
Definition: rtnl.c:42