From 6f82d0e8f9756938f04071892206a5af85e676f0 Mon Sep 17 00:00:00 2001 From: cvs2svn Date: Fri, 13 Jul 2012 17:49:56 +0000 Subject: This commit was manufactured by cvs2git to create tag 'eric_g2k12'. --- src/lib/libc/crypt/crypt2.c | 104 -------------------------------------------- 1 file changed, 104 deletions(-) delete mode 100644 src/lib/libc/crypt/crypt2.c (limited to 'src/lib/libc/crypt/crypt2.c') diff --git a/src/lib/libc/crypt/crypt2.c b/src/lib/libc/crypt/crypt2.c deleted file mode 100644 index 63a297e510..0000000000 --- a/src/lib/libc/crypt/crypt2.c +++ /dev/null @@ -1,104 +0,0 @@ -/* $OpenBSD: crypt2.c,v 1.3 2005/08/08 08:05:33 espie Exp $ */ - -/* - * FreeSec: libcrypt - * - * Copyright (c) 1994 David Burren - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. 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. - * 4. Neither the name of the author nor the names of other contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. - * - * - * This is an original implementation of the DES and the crypt(3) interfaces - * by David Burren . - * - * An excellent reference on the underlying algorithm (and related - * algorithms) is: - * - * B. Schneier, Applied Cryptography: protocols, algorithms, - * and source code in C, John Wiley & Sons, 1994. - * - * Note that in that book's description of DES the lookups for the initial, - * pbox, and final permutations are inverted (this has been brought to the - * attention of the author). A list of errata for this book has been - * posted to the sci.crypt newsgroup by the author and is available for FTP. - */ - -#include -#include -#include -#include -#include - -#ifdef DEBUG -# include -#endif - -extern const u_char _des_bits8[8]; -extern const u_int32_t _des_bits32[32]; -extern int _des_initialised; - -int -setkey(const char *key) -{ - int i, j; - u_int32_t packed_keys[2]; - u_char *p; - - p = (u_char *) packed_keys; - - for (i = 0; i < 8; i++) { - p[i] = 0; - for (j = 0; j < 8; j++) - if (*key++ & 1) - p[i] |= _des_bits8[j]; - } - return(des_setkey((char *)p)); -} - -int -encrypt(char *block, int flag) -{ - u_int32_t io[2]; - u_char *p; - int i, j, retval; - - if (!_des_initialised) - _des_init(); - - _des_setup_salt(0); - p = (u_char *)block; - for (i = 0; i < 2; i++) { - io[i] = 0L; - for (j = 0; j < 32; j++) - if (*p++ & 1) - io[i] |= _des_bits32[j]; - } - retval = _des_do_des(io[0], io[1], io, io + 1, flag ? -1 : 1); - for (i = 0; i < 2; i++) - for (j = 0; j < 32; j++) - block[(i << 5) | j] = (io[i] & _des_bits32[j]) ? 1 : 0; - return(retval); -} -- cgit v1.2.3-55-g6feb