1 /* $NetBSD: genpar.c,v 1.10 2005/12/11 12:16:28 christos Exp $ */
2
3 /*
4 * Copyright (c) 1993 Markus Wild
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 * must display the following acknowledgement:
17 * This product includes software developed by Markus Wild.
18 * 4. The name of the author may not be used to endorse or promote products
19 * derived from this software without specific prior written permission
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33 #include <sys/cdefs.h>
34 __RCSID("$NetBSD: genpar.c,v 1.10 2005/12/11 12:16:28 christos Exp $");
35
36 #include <stdio.h>
37
38 int main(void);
39
40 #define BSET(i,b) ((i & (1 << b)) ? 1 : 0)
41
42 int
main(void)43 main(void)
44 {
45 int i;
46 unsigned char par;
47
48 printf("u_char even_parity[] = {\n\t");
49 for (i = 0; i < 0x80; i++) {
50 par = BSET(i,0) + BSET(i,1) + BSET(i,2) + BSET(i,3) +
51 BSET(i,4) + BSET(i,5) + BSET(i,6) + BSET(i,7);
52 printf("%2d, ", par & 1);
53 if ((i & 15) == 15)
54 printf("\n\t");
55 }
56 printf("};\n");
57 exit(0);
58 /* NOTREACHED */
59 }
60