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 1.11.4.7 1998/04/06 09:12:26 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 static char dstsystem[50]; 38 39 void 40 SetLabel(const char *label) 41 { 42 if (label) 43 strncpy(dstsystem, label, sizeof dstsystem - 1); 44 else 45 *dstsystem = '\0'; 46 } 47 48 const char * 49 GetLabel() 50 { 51 return *dstsystem ? dstsystem : NULL; 52 } 53 54 void 55 randinit() 56 { 57 #if __FreeBSD__ > 2 58 static int initdone; 59 60 if (!initdone) { 61 initdone = 1; 62 srandomdev(); 63 } 64 #else 65 srandom(time(NULL)^getpid()); 66 #endif 67 } 68