| #if !defined(lint) && defined(SCCSIDS) |
| static char sccsid[] = "@(#)des_soft.c 2.2 88/08/10 4.0 RPCSRC; from 1.13 88/02/08 SMI"; |
| #endif |
| /* |
| * Copyright (c) 2010, Oracle America, Inc. |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer in the documentation and/or other materials |
| * provided with the distribution. |
| * * Neither the name of the "Oracle America, Inc." nor the names of its |
| * contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
| * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
| * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, |
| * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE |
| * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include <rpc/des_crypt.h> |
| #include <abi-versions.h> |
| /* |
| * Table giving odd parity in the low bit for ASCII characters |
| */ |
| static const char partab[128] = |
| { |
| 0x01, 0x01, 0x02, 0x02, 0x04, 0x04, 0x07, 0x07, |
| 0x08, 0x08, 0x0b, 0x0b, 0x0d, 0x0d, 0x0e, 0x0e, |
| 0x10, 0x10, 0x13, 0x13, 0x15, 0x15, 0x16, 0x16, |
| 0x19, 0x19, 0x1a, 0x1a, 0x1c, 0x1c, 0x1f, 0x1f, |
| 0x20, 0x20, 0x23, 0x23, 0x25, 0x25, 0x26, 0x26, |
| 0x29, 0x29, 0x2a, 0x2a, 0x2c, 0x2c, 0x2f, 0x2f, |
| 0x31, 0x31, 0x32, 0x32, 0x34, 0x34, 0x37, 0x37, |
| 0x38, 0x38, 0x3b, 0x3b, 0x3d, 0x3d, 0x3e, 0x3e, |
| 0x40, 0x40, 0x43, 0x43, 0x45, 0x45, 0x46, 0x46, |
| 0x49, 0x49, 0x4a, 0x4a, 0x4c, 0x4c, 0x4f, 0x4f, |
| 0x51, 0x51, 0x52, 0x52, 0x54, 0x54, 0x57, 0x57, |
| 0x58, 0x58, 0x5b, 0x5b, 0x5d, 0x5d, 0x5e, 0x5e, |
| 0x61, 0x61, 0x62, 0x62, 0x64, 0x64, 0x67, 0x67, |
| 0x68, 0x68, 0x6b, 0x6b, 0x6d, 0x6d, 0x6e, 0x6e, |
| 0x70, 0x70, 0x73, 0x73, 0x75, 0x75, 0x76, 0x76, |
| 0x79, 0x79, 0x7a, 0x7a, 0x7c, 0x7c, 0x7f, 0x7f, |
| }; |
| |
| /* |
| * Add odd parity to low bit of 8 byte key |
| */ |
| void |
| des_setparity (char *p) |
| { |
| int i; |
| |
| for (i = 0; i < 8; i++) |
| { |
| *p = partab[*p & 0x7f]; |
| p++; |
| } |
| } |
| libc_hidden_nolink_sunrpc (des_setparity, GLIBC_2_1) |