/* crypto/des/ecb_enc.c */

 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)

  * 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.]

  */

  /*

  © Portions copyright (c) 2006 Nokia Corporation.  All rights reserved.

  */

 #include "des_locl.h"

 #include "des_ver.h"

 #include "spr.h"

 #include <openssl/opensslv.h>

 #include <openssl/bio.h>

 #if (defined(SYMBIAN) && (defined(__WINSCW__) || defined(__WINS__)))

 #include "libcrypto_wsd_macros.h"

 #include "libcrypto_wsd.h"

 #endif

 OPENSSL_GLOBAL const char libdes_version[]="libdes" OPENSSL_VERSION_PTEXT;

 OPENSSL_GLOBAL const char DES_version[]="DES" OPENSSL_VERSION_PTEXT;

 #ifdef EMULATOR

   GET_STATIC_VAR_FROM_TLS(init,ecb_enc,int)

   #define init (*GET_WSD_VAR_NAME(init,ecb_enc, s)())

   GET_STATIC_ARRAY_FROM_TLS(buf,ecb_enc,char)

   #define buf (GET_WSD_VAR_NAME(buf,ecb_enc,s)())

 #endif

 EXPORT_C const char *DES_options(void)

 	{

 #ifndef EMULATOR	

 	static int init=1;

 	static char buf[32];

 #endif

 	if (init)

 		{

 		const char *ptr,*unroll,*risc,*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);

 	}

 EXPORT_C 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];

 	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;

 	}