diff options
Diffstat (limited to 'secure/lib/libdes/rand_key.c')
| -rw-r--r-- | secure/lib/libdes/rand_key.c | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/secure/lib/libdes/rand_key.c b/secure/lib/libdes/rand_key.c deleted file mode 100644 index c4c4caaf95ca..000000000000 --- a/secure/lib/libdes/rand_key.c +++ /dev/null @@ -1,107 +0,0 @@ -/* lib/des/rand_key.c */ -/* Copyright (C) 1995 Eric Young (eay@mincom.oz.au) - * All rights reserved. - * - * This file is part of an SSL implementation written - * by Eric Young (eay@mincom.oz.au). - * The implementation was written so as to conform with Netscapes SSL - * specification. This library and applications are - * FREE FOR COMMERCIAL AND NON-COMMERCIAL USE - * as long as the following conditions are aheared to. - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. If this code is used in a product, - * Eric Young should be given attribution as the author of the parts used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * 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 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. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by Eric Young (eay@mincom.oz.au) - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``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. - * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] - */ - -#include "des_locl.h" -#include <time.h> - -static int seed=0; -static des_cblock init; - -void des_random_seed(key) -des_cblock key; - { - memcpy(init,key,sizeof(des_cblock)); - seed=1; - } - -void des_random_key(ret) -unsigned char *ret; - { - des_key_schedule ks; - static unsigned long c=0; - static unsigned short pid=0; - static des_cblock data={0x01,0x23,0x45,0x67,0x89,0xab,0xcd,0xef}; - des_cblock key; - unsigned char *p; - unsigned long t; - int i; - -#ifdef MSDOS - pid=1; -#else - if (!pid) pid=getpid(); -#endif - p=key; - if (seed) - { - for (i=0; i<8; i++) - { - data[i] ^= init[i]; - init[i]=0; - } - seed=0; - } - t=(unsigned long)time(NULL); - l2c(t,p); - t=(unsigned long)((pid)|((c++)<<16)); - l2c(t,p); - - des_set_odd_parity((des_cblock *)data); - des_set_key((des_cblock *)data,ks); - des_cbc_cksum((des_cblock *)key,(des_cblock *)key, - (long)sizeof(key),ks,(des_cblock *)data); - - des_set_odd_parity((des_cblock *)key); - des_set_key((des_cblock *)key,ks); - des_cbc_cksum((des_cblock *)key,(des_cblock *)data, - (long)sizeof(key),ks,(des_cblock *)key); - - memcpy(ret,data,sizeof(key)); - memset(key,0,sizeof(key)); - memset(ks,0,sizeof(ks)); - t=0; - } |