source: rtems/cpukit/librpc/src/rpc/des_soft.c @ df49c60

4.104.114.84.9
Last change on this file since df49c60 was df49c60, checked in by Joel Sherrill <joel.sherrill@…>, on Jun 12, 2000 at 3:00:15 PM

Merged from 4.5.0-beta3a

  • Property mode set to 100644
File size: 2.4 KB
Line 
1#if !defined(lint) && defined(SCCSIDS)
2static char sccsid[] = "@(#)des_soft.c  2.2 88/08/10 4.0 RPCSRC; from 1.13 88/02/08 SMI";
3#endif
4/*
5 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
6 * unrestricted use provided that this legend is included on all tape
7 * media and as a part of the software program in whole or part.  Users
8 * may copy or modify Sun RPC without charge, but are not authorized
9 * to license or distribute it to anyone else except as part of a product or
10 * program developed by the user.
11 *
12 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
13 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
14 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
15 *
16 * Sun RPC is provided with no support and without any obligation on the
17 * part of Sun Microsystems, Inc. to assist in its use, correction,
18 * modification or enhancement.
19 *
20 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
21 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
22 * OR ANY PART THEREOF.
23 *
24 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
25 * or profits or other special, indirect and consequential damages, even if
26 * Sun has been advised of the possibility of such damages.
27 *
28 * Sun Microsystems, Inc.
29 * 2550 Garcia Avenue
30 * Mountain View, California  94043
31 */
32/*
33 * Table giving odd parity in the low bit for ASCII characters
34 */
35static char partab[128] = {
36        0x01, 0x01, 0x02, 0x02, 0x04, 0x04, 0x07, 0x07,
37        0x08, 0x08, 0x0b, 0x0b, 0x0d, 0x0d, 0x0e, 0x0e,
38        0x10, 0x10, 0x13, 0x13, 0x15, 0x15, 0x16, 0x16,
39        0x19, 0x19, 0x1a, 0x1a, 0x1c, 0x1c, 0x1f, 0x1f,
40        0x20, 0x20, 0x23, 0x23, 0x25, 0x25, 0x26, 0x26,
41        0x29, 0x29, 0x2a, 0x2a, 0x2c, 0x2c, 0x2f, 0x2f,
42        0x31, 0x31, 0x32, 0x32, 0x34, 0x34, 0x37, 0x37,
43        0x38, 0x38, 0x3b, 0x3b, 0x3d, 0x3d, 0x3e, 0x3e,
44        0x40, 0x40, 0x43, 0x43, 0x45, 0x45, 0x46, 0x46,
45        0x49, 0x49, 0x4a, 0x4a, 0x4c, 0x4c, 0x4f, 0x4f,
46        0x51, 0x51, 0x52, 0x52, 0x54, 0x54, 0x57, 0x57,
47        0x58, 0x58, 0x5b, 0x5b, 0x5d, 0x5d, 0x5e, 0x5e,
48        0x61, 0x61, 0x62, 0x62, 0x64, 0x64, 0x67, 0x67,
49        0x68, 0x68, 0x6b, 0x6b, 0x6d, 0x6d, 0x6e, 0x6e,
50        0x70, 0x70, 0x73, 0x73, 0x75, 0x75, 0x76, 0x76,
51        0x79, 0x79, 0x7a, 0x7a, 0x7c, 0x7c, 0x7f, 0x7f,
52};
53
54/*
55 * Add odd parity to low bit of 8 byte key
56 */
57void
58des_setparity(p)
59        char *p;
60{
61        int i;
62
63        for (i = 0; i < 8; i++) {
64                *p = partab[*p & 0x7f];
65                p++;
66        }
67}
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