blob: 03297bb8de70e1f94d18b80153d4882e319e5c4d (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
|
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
#pragma once
/***
This file is part of systemd.
Copyright 2013 Tom Gundersen <teg@jklm.no>
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include <linux/netlink.h>
#include "refcnt.h"
struct sd_rtnl {
RefCount n_ref;
int fd;
union {
struct sockaddr sa;
struct sockaddr_nl nl;
} sockaddr;
sd_rtnl_message **rqueue;
unsigned rqueue_size;
sd_rtnl_message **wqueue;
unsigned wqueue_size;
bool processing:1;
uint32_t serial;
pid_t original_pid;
};
#define RTNL_DEFAULT_TIMEOUT ((usec_t) (10 * USEC_PER_SEC))
#define RTNL_WQUEUE_MAX 1024
#define RTNL_RQUEUE_MAX 64*1024
int message_get_errno(sd_rtnl_message *m);
uint32_t message_get_serial(sd_rtnl_message *m);
int message_seal(sd_rtnl *nl, sd_rtnl_message *m);
int socket_write_message(sd_rtnl *nl, sd_rtnl_message *m);
int socket_read_message(sd_rtnl *nl, sd_rtnl_message **ret);
|
