X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fdes%2Fecb_enc.c;h=bd130c6e03eb3fdcc9bf1ba6a1072894139deacb;hp=0861988323c6063fb1bfc73aec476c71bdc32c59;hb=7c98706e61feaf10250a7d64c8e6cec936703eb9;hpb=560b79cbff4bc4c6898a862b18b4a00961099095 diff --git a/crypto/des/ecb_enc.c b/crypto/des/ecb_enc.c index 0861988323..bd130c6e03 100644 --- a/crypto/des/ecb_enc.c +++ b/crypto/des/ecb_enc.c @@ -1,122 +1,51 @@ -/* crypto/des/ecb_enc.c */ -/* Copyright (C) 1995-1998 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 "des_locl.h" -#include "des_ver.h" #include #include -OPENSSL_GLOBAL const char libdes_version[]="libdes" OPENSSL_VERSION_PTEXT; -OPENSSL_GLOBAL const char DES_version[]="DES" OPENSSL_VERSION_PTEXT; const char *DES_options(void) - { - static int init=1; - static char buf[32]; +{ + static int init = 1; + static char buf[32]; - if (init) - { - const char *ptr,*unroll,*risc,*size; + if (init) { + const char *size; -#ifdef DES_PTR - ptr="ptr"; -#else - ptr="idx"; -#endif -#if defined(DES_RISC1) || defined(DES_RISC2) -#ifdef DES_RISC1 - risc="risc1"; -#endif -#ifdef DES_RISC2 - risc="risc2"; -#endif -#else - risc="cisc"; -#endif -#ifdef DES_UNROLL - unroll="16"; -#else - unroll="4"; -#endif - if (sizeof(DES_LONG) != sizeof(long)) - size="int"; - else - size="long"; - BIO_snprintf(buf,sizeof buf,"des(%s,%s,%s,%s)",ptr,risc,unroll, - size); - init=0; - } - return(buf); - } - + if (sizeof(DES_LONG) != sizeof(long)) + size = "int"; + else + size = "long"; + BIO_snprintf(buf, sizeof buf, "des(%s)", size); + init = 0; + } + return (buf); +} void DES_ecb_encrypt(const_DES_cblock *input, DES_cblock *output, - DES_key_schedule *ks, int enc) - { - register DES_LONG l; - DES_LONG ll[2]; - const unsigned char *in = &(*input)[0]; - unsigned char *out = &(*output)[0]; + DES_key_schedule *ks, int enc) +{ + register DES_LONG l; + DES_LONG ll[2]; + const unsigned char *in = &(*input)[0]; + unsigned char *out = &(*output)[0]; - c2l(in,l); ll[0]=l; - c2l(in,l); ll[1]=l; - DES_encrypt1(ll,ks,enc); - l=ll[0]; l2c(l,out); - l=ll[1]; l2c(l,out); - l=ll[0]=ll[1]=0; - } + c2l(in, l); + ll[0] = l; + c2l(in, l); + ll[1] = l; + DES_encrypt1(ll, ks, enc); + l = ll[0]; + l2c(l, out); + l = ll[1]; + l2c(l, out); + l = ll[0] = ll[1] = 0; +}