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
|
/*
This file is part of pload - a program to monitor ppp activity for X
Copyright (C) 1999-2000 Matt Smith <mdsmith@engr.utk.edu>
This program 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.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* pload.h */
#ifndef PLOAD_H_INC
#define PLOAD_H_INC 1
#include <stdio.h>
#include <sys/time.h> /* struct timeval */
struct if_dat
{
int s; /* socket or fd */
char *device; /* device to monitor */
#ifdef STREAMS
int dev_n; /* number of the device */
#endif
#ifdef LINUXPROC
FILE *file; /* /proc/net/dev */
#endif
unsigned long in_bytes; /* total bytes in */
unsigned long in_bytes_old; /* last total bytes in */
unsigned long out_bytes; /* total bytes out */
unsigned long out_bytes_old; /* last total byts out */
struct timeval prev_time; /* last time */
struct timeval curr_time; /* time now */
int history_size; /* # pts to average over*/
double *in_history; /* in history array */
double *out_history; /* out history array */
double in_rate; /* in rate, bytes/s */
double out_rate; /* out rate, bytes/s */
double in_max; /* maximum in rate b/s */
double out_max; /* maximum out rate b/s */
void (*getstats)(struct if_dat*); /* function to get stats*/
};
typedef struct if_dat if_data;
/* function prototypes */
void ifd_initialize(if_data*, char*, int, int);
void ifd_stop(if_data*);
void getsocket(if_data*);
void get_stat(if_data*);
void ioctl_stat(if_data*);
void die(char*);
#ifdef STREAMS
int strioctl(int, int, void*, int, int);
#endif
#ifdef LINUXPROC
void proc_stat(if_data*);
#endif
#endif /* PLOAD_H_INC */
|
