diff options
Diffstat (limited to 'secure/lib/libdes/ede_enc.c')
| -rw-r--r-- | secure/lib/libdes/ede_enc.c | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/secure/lib/libdes/ede_enc.c b/secure/lib/libdes/ede_enc.c deleted file mode 100644 index c8a9e80..0000000 --- a/secure/lib/libdes/ede_enc.c +++ /dev/null @@ -1,163 +0,0 @@ -/* crypto/des/ede_enc.c */ -/* Copyright (C) 1995-1996 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" - -void des_ede3_cbc_encrypt(input, output, length, ks1, ks2, ks3, ivec, encrypt) -des_cblock (*input); -des_cblock (*output); -long length; -des_key_schedule ks1; -des_key_schedule ks2; -des_key_schedule ks3; -des_cblock (*ivec); -int encrypt; - { - register DES_LONG tin0,tin1; - register DES_LONG tout0,tout1,xor0,xor1; - register unsigned char *in,*out; - register long l=length; - DES_LONG tin[2]; - unsigned char *iv; - - in=(unsigned char *)input; - out=(unsigned char *)output; - iv=(unsigned char *)ivec; - - if (encrypt) - { - c2l(iv,tout0); - c2l(iv,tout1); - for (; l>0; l-=8) - { - if (l >= 8) - { - c2l(in,tin0); - c2l(in,tin1); - } - else - c2ln(in,tin0,tin1,l); - tin0^=tout0; - tin1^=tout1; - - IP(tin0,tin1); - - tin[0]=tin0; - tin[1]=tin1; - des_encrypt2((DES_LONG *)tin,ks1,DES_ENCRYPT); - des_encrypt2((DES_LONG *)tin,ks2,DES_DECRYPT); - des_encrypt2((DES_LONG *)tin,ks3,DES_ENCRYPT); - tout0=tin[0]; - tout1=tin[1]; - - FP(tout1,tout0); - - l2c(tout0,out); - l2c(tout1,out); - } - iv=(unsigned char *)ivec; - l2c(tout0,iv); - l2c(tout1,iv); - } - else - { - c2l(iv,xor0); - c2l(iv,xor1); - for (; l>0; l-=8) - { - register DES_LONG t0,t1; - - c2l(in,tin0); - c2l(in,tin1); - - t0=tin0; - t1=tin1; - IP(tin0,tin1); - - tin[0]=tin0; - tin[1]=tin1; - des_encrypt2((DES_LONG *)tin,ks3,DES_DECRYPT); - des_encrypt2((DES_LONG *)tin,ks2,DES_ENCRYPT); - des_encrypt2((DES_LONG *)tin,ks1,DES_DECRYPT); - tout0=tin[0]; - tout1=tin[1]; - - FP(tout1,tout0); /**/ - - tout0^=xor0; - tout1^=xor1; - if (l >= 8) - { - l2c(tout0,out); - l2c(tout1,out); - } - else - l2cn(tout0,tout1,out,l); - xor0=t0; - xor1=t1; - } - iv=(unsigned char *)ivec; - l2c(xor0,iv); - l2c(xor1,iv); - } - tin0=tin1=tout0=tout1=xor0=xor1=0; - tin[0]=tin[1]=0; - } - -#ifdef undef /* MACRO */ -void des_ede2_cbc_encrypt(input, output, length, ks1, ks2, ivec, enc) -des_cblock (*input); -des_cblock (*output); -long length; -des_key_schedule ks1; -des_key_schedule ks2; -des_cblock (*ivec); -int enc; - { - des_ede3_cbc_encrypt(input,output,length,ks1,ks2,ks1,ivec,enc); - } -#endif |
