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
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
|
/* Copyright (C) 1998-99 Martin Baulig
This file is part of LibGTop 1.0.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
LibGTop is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License,
or (at your option) any later version.
LibGTop 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 General Public License
for more details.
You should have received a copy of the GNU General Public License
along with LibGTop; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#include <config.h>
#include <glibtop/netlist.h>
#include <glibtop/error.h>
#include <stdio.h>
static const unsigned long _glibtop_sysdeps_netlist = (1 << GLIBTOP_NETLIST_NUMBER);
/* Init function. */
void
glibtop_init_netlist_s (glibtop *server)
{
server->sysdeps.netlist = _glibtop_sysdeps_netlist;
}
char**
glibtop_get_netlist_s (glibtop *server, glibtop_netlist *buf)
{
char line[1024];
FILE *f;
GPtrArray *devices;
glibtop_init_s (&server, GLIBTOP_SYSDEPS_NETLIST, 0);
memset (buf, 0, sizeof (glibtop_netlist));
f = fopen("/proc/net/dev", "r");
if(!f)
{
glibtop_warn_io_r (server, "cannot open \"/proc/net/dev\"");
return NULL;
}
devices = g_ptr_array_new();
while(fgets(line, sizeof line, f))
{
char *sep = strchr(line, ':');
if(!sep) continue;
*sep = '\0'; /* truncate : we only need the name */
g_strstrip(line);
g_ptr_array_add(devices, g_strdup(line));
buf->number++;
}
fclose(f);
buf->flags = _glibtop_sysdeps_netlist;
g_ptr_array_add(devices, NULL);
return (char**) g_ptr_array_free(devices, FALSE);
}
|