xref: /freebsd/usr.sbin/ppp/defs.c (revision d24f017be800e31ad16d74ae3366abab383cefe0)
1 /*-
2  * Copyright (c) 1997 Brian Somers <brian@Awfulhak.org>
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  *
26  *	$Id: defs.c,v 1.11.4.6 1998/04/03 19:25:29 brian Exp $
27  */
28 
29 
30 #include <stdlib.h>
31 #include <string.h>
32 #include <time.h>
33 #include <unistd.h>
34 
35 #include "defs.h"
36 
37 int mode = MODE_INTER;
38 static char dstsystem[50];
39 
40 void
41 SetLabel(const char *label)
42 {
43   if (label)
44     strncpy(dstsystem, label, sizeof dstsystem - 1);
45   else
46     *dstsystem = '\0';
47 }
48 
49 const char *
50 GetLabel()
51 {
52   return *dstsystem ? dstsystem : NULL;
53 }
54 
55 void
56 randinit()
57 {
58 #if __FreeBSD__ > 2
59   static int initdone;
60 
61   if (!initdone) {
62     initdone = 1;
63     srandomdev();
64   }
65 #else
66   srandom(time(NULL)^getpid());
67 #endif
68 }
69