des_lib.c revision 296465
155372Smjacob/* crypto/des/ecb_enc.c */ 255372Smjacob/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 355372Smjacob * All rights reserved. 455372Smjacob * 555372Smjacob * This package is an SSL implementation written 655372Smjacob * by Eric Young (eay@cryptsoft.com). 755372Smjacob * The implementation was written so as to conform with Netscapes SSL. 855372Smjacob * 955372Smjacob * This library is free for commercial and non-commercial use as long as 1055372Smjacob * the following conditions are aheared to. The following conditions 1155372Smjacob * apply to all code found in this distribution, be it the RC4, RSA, 1255372Smjacob * lhash, DES, etc., code; not just the SSL code. The SSL documentation 1355372Smjacob * included with this distribution is covered by the same copyright terms 1455372Smjacob * except that the holder is Tim Hudson (tjh@cryptsoft.com). 1555372Smjacob * 1655372Smjacob * Copyright remains Eric Young's, and as such any Copyright notices in 1755372Smjacob * the code are not to be removed. 1855372Smjacob * If this package is used in a product, Eric Young should be given attribution 1955372Smjacob * as the author of the parts of the library used. 2055372Smjacob * This can be in the form of a textual message at program startup or 2155372Smjacob * in documentation (online or textual) provided with the package. 2255372Smjacob * 2355372Smjacob * Redistribution and use in source and binary forms, with or without 2455372Smjacob * modification, are permitted provided that the following conditions 2555372Smjacob * are met: 2655372Smjacob * 1. Redistributions of source code must retain the copyright 2755372Smjacob * notice, this list of conditions and the following disclaimer. 2855372Smjacob * 2. Redistributions in binary form must reproduce the above copyright 2955372Smjacob * notice, this list of conditions and the following disclaimer in the 3055372Smjacob * documentation and/or other materials provided with the distribution. 3155372Smjacob * 3. All advertising materials mentioning features or use of this software 3255372Smjacob * must display the following acknowledgement: 3355372Smjacob * "This product includes cryptographic software written by 3455372Smjacob * Eric Young (eay@cryptsoft.com)" 3555372Smjacob * The word 'cryptographic' can be left out if the rouines from the library 3655372Smjacob * being used are not cryptographic related :-). 3755372Smjacob * 4. If you include any Windows specific code (or a derivative thereof) from 3855372Smjacob * the apps directory (application code) you must include an acknowledgement: 3955372Smjacob * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 4055372Smjacob * 4155372Smjacob * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 4255372Smjacob * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 4355372Smjacob * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 4455372Smjacob * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 4555372Smjacob * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 4655372Smjacob * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 4755372Smjacob * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 4855372Smjacob * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 4955372Smjacob * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 5055372Smjacob * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 5155372Smjacob * SUCH DAMAGE. 5255372Smjacob * 5355372Smjacob * The licence and distribution terms for any publically available version or 5455372Smjacob * derivative of this code cannot be changed. i.e. this code cannot simply be 5555372Smjacob * copied and put under another distribution licence 5655372Smjacob * [including the GNU Public Licence.] 5755372Smjacob */ 5855372Smjacob 5955372Smjacob#include "des_locl.h" 6055372Smjacob#include "des_ver.h" 6155372Smjacob#include <openssl/opensslv.h> 6255372Smjacob#include <openssl/bio.h> 6355372Smjacob 6455372SmjacobOPENSSL_GLOBAL const char libdes_version[] = "libdes" OPENSSL_VERSION_PTEXT; 6555372SmjacobOPENSSL_GLOBAL const char DES_version[] = "DES" OPENSSL_VERSION_PTEXT; 6655372Smjacob 6755372Smjacobconst char *DES_options(void) 6855372Smjacob{ 6955372Smjacob static int init = 1; 7055372Smjacob static char buf[32]; 7155372Smjacob 7255372Smjacob if (init) { 7355372Smjacob const char *ptr, *unroll, *risc, *size; 7455372Smjacob 7555372Smjacob#ifdef DES_PTR 7655372Smjacob ptr = "ptr"; 7755372Smjacob#else 7855372Smjacob ptr = "idx"; 7955372Smjacob#endif 8055372Smjacob#if defined(DES_RISC1) || defined(DES_RISC2) 8155372Smjacob# ifdef DES_RISC1 8255372Smjacob risc = "risc1"; 8355372Smjacob# endif 8455372Smjacob# ifdef DES_RISC2 8555372Smjacob risc = "risc2"; 8655372Smjacob# endif 8755372Smjacob#else 8855372Smjacob risc = "cisc"; 8955372Smjacob#endif 9055372Smjacob#ifdef DES_UNROLL 9155372Smjacob unroll = "16"; 9255372Smjacob#else 9355372Smjacob unroll = "4"; 9455372Smjacob#endif 9555372Smjacob if (sizeof(DES_LONG) != sizeof(long)) 9655372Smjacob size = "int"; 9755372Smjacob else 9855372Smjacob size = "long"; 9955372Smjacob BIO_snprintf(buf, sizeof buf, "des(%s,%s,%s,%s)", ptr, risc, unroll, 10055372Smjacob size); 10155372Smjacob init = 0; 10255372Smjacob } 10355372Smjacob return (buf); 10455372Smjacob} 10555372Smjacob