X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=crypto%2Fidea%2Fi_ecb.c;h=058d0c14c005ab860784191285bf9061fef650ce;hb=3e0076c213ec2d1149a9a89f9bc141d1a1a44630;hp=b3b694b0c6acddd1c624061c7a85ceee54ba5f2b;hpb=eda1f21f1af8b6f77327e7b37573af9c1ba73726;p=oweals%2Fopenssl.git diff --git a/crypto/idea/i_ecb.c b/crypto/idea/i_ecb.c index b3b694b0c6..058d0c14c0 100644 --- a/crypto/idea/i_ecb.c +++ b/crypto/idea/i_ecb.c @@ -1,138 +1,34 @@ -/* crypto/idea/i_ecb.c */ -/* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com) - * All rights reserved. +/* + * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library 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 cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * 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.] + * Licensed under the OpenSSL license (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html */ -#include "idea.h" +#include #include "idea_lcl.h" - -char *IDEA_version="IDEA part of SSLeay 0.8.1b 29-Jun-1998"; - -char *idea_options() - { - if (sizeof(short) != sizeof(IDEA_INT)) - return("idea(int)"); - else - return("idea(short)"); - } - -void idea_ecb_encrypt(in, out, ks) -unsigned char *in; -unsigned char *out; -IDEA_KEY_SCHEDULE *ks; - { - unsigned long l0,l1,d[2]; - - n2l(in,l0); d[0]=l0; - n2l(in,l1); d[1]=l1; - idea_encrypt(d,ks); - l0=d[0]; l2n(l0,out); - l1=d[1]; l2n(l1,out); - l0=l1=d[0]=d[1]=0; - } - -void idea_encrypt(d,key) -unsigned long *d; -IDEA_KEY_SCHEDULE *key; - { - int i; - register IDEA_INT *p; - register unsigned long x1,x2,x3,x4,t0,t1,ul; - - x2=d[0]; - x1=(x2>>16); - x4=d[1]; - x3=(x4>>16); - - p= &(key->data[0][0]); - for (i=0; i<8; i++) - { - x1&=0xffff; - idea_mul(x1,x1,*p,ul); p++; - - x2+= *(p++); - x3+= *(p++); - - x4&=0xffff; - idea_mul(x4,x4,*p,ul); p++; - - t0=(x1^x3)&0xffff; - idea_mul(t0,t0,*p,ul); p++; - - t1=(t0+(x2^x4))&0xffff; - idea_mul(t1,t1,*p,ul); p++; - - t0+=t1; - - x1^=t1; - x4^=t0; - ul=x2^t0; /* do the swap to x3 */ - x2=x3^t1; - x3=ul; - } - - x1&=0xffff; - idea_mul(x1,x1,*p,ul); p++; - - t0= x3+ *(p++); - t1= x2+ *(p++); - - x4&=0xffff; - idea_mul(x4,x4,*p,ul); - - d[0]=(t0&0xffff)|((x1&0xffff)<<16); - d[1]=(x4&0xffff)|((t1&0xffff)<<16); - } +#include + +const char *IDEA_options(void) +{ + return "idea(int)"; +} + +void IDEA_ecb_encrypt(const unsigned char *in, unsigned char *out, + IDEA_KEY_SCHEDULE *ks) +{ + unsigned long l0, l1, d[2]; + + n2l(in, l0); + d[0] = l0; + n2l(in, l1); + d[1] = l1; + IDEA_encrypt(d, ks); + l0 = d[0]; + l2n(l0, out); + l1 = d[1]; + l2n(l1, out); + l0 = l1 = d[0] = d[1] = 0; +}