/*	$OpenBSD: casttest.c,v 1.2 2018/07/17 17:06:49 tb Exp $	*/
/* 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.]
 */

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <openssl/opensslconf.h> /* To see if OPENSSL_NO_CAST is defined */

#include <openssl/cast.h>

#define FULL_TEST

static unsigned char k[16]={
	0x01,0x23,0x45,0x67,0x12,0x34,0x56,0x78,
	0x23,0x45,0x67,0x89,0x34,0x56,0x78,0x9A
	};

static unsigned char in[8]={ 0x01,0x23,0x45,0x67,0x89,0xAB,0xCD,0xEF};

static int k_len[3]={16,10,5};
static unsigned char c[3][8]={
	{0x23,0x8B,0x4F,0xE5,0x84,0x7E,0x44,0xB2},
	{0xEB,0x6A,0x71,0x1A,0x2C,0x02,0x27,0x1B},
	{0x7A,0xC8,0x16,0xD1,0x6E,0x9B,0x30,0x2E},
	};
static unsigned char out[80];

static unsigned char in_a[16]={
	0x01,0x23,0x45,0x67,0x12,0x34,0x56,0x78,
	0x23,0x45,0x67,0x89,0x34,0x56,0x78,0x9A};
static unsigned char in_b[16]={
	0x01,0x23,0x45,0x67,0x12,0x34,0x56,0x78,
	0x23,0x45,0x67,0x89,0x34,0x56,0x78,0x9A};

static unsigned char c_a[16]={
	0xEE,0xA9,0xD0,0xA2,0x49,0xFD,0x3B,0xA6,
	0xB3,0x43,0x6F,0xB8,0x9D,0x6D,0xCA,0x92};
static unsigned char c_b[16]={
	0xB2,0xC9,0x5E,0xB0,0x0C,0x31,0xAD,0x71,
	0x80,0xAC,0x05,0xB8,0xE8,0x3D,0x69,0x6E};

#if 0
char *text="Hello to all people out there";

static unsigned char cfb_key[16]={
	0xe1,0xf0,0xc3,0xd2,0xa5,0xb4,0x87,0x96,
	0x69,0x78,0x4b,0x5a,0x2d,0x3c,0x0f,0x1e,
	};
static unsigned char cfb_iv[80]={0x34,0x12,0x78,0x56,0xab,0x90,0xef,0xcd};
static unsigned char cfb_buf1[40],cfb_buf2[40],cfb_tmp[8];
#define CFB_TEST_SIZE 24
static unsigned char plain[CFB_TEST_SIZE]=
        {
        0x4e,0x6f,0x77,0x20,0x69,0x73,
        0x20,0x74,0x68,0x65,0x20,0x74,
        0x69,0x6d,0x65,0x20,0x66,0x6f,
        0x72,0x20,0x61,0x6c,0x6c,0x20
        };
static unsigned char cfb_cipher64[CFB_TEST_SIZE]={
	0x59,0xD8,0xE2,0x65,0x00,0x58,0x6C,0x3F,
	0x2C,0x17,0x25,0xD0,0x1A,0x38,0xB7,0x2A,
	0x39,0x61,0x37,0xDC,0x79,0xFB,0x9F,0x45

/*	0xF9,0x78,0x32,0xB5,0x42,0x1A,0x6B,0x38,
	0x9A,0x44,0xD6,0x04,0x19,0x43,0xC4,0xD9,
	0x3D,0x1E,0xAE,0x47,0xFC,0xCF,0x29,0x0B,*/
	}; 
#endif

int main(int argc, char *argv[])
    {
#ifdef FULL_TEST
    long l;
    CAST_KEY key_b;
#endif
    int i,z,err=0;
    CAST_KEY key;

    for (z=0; z<3; z++)
	{
	CAST_set_key(&key,k_len[z],k);

	CAST_ecb_encrypt(in,out,&key,CAST_ENCRYPT);
	if (memcmp(out,&(c[z][0]),8) != 0)
	    {
	    printf("ecb cast error encrypting for keysize %d\n",k_len[z]*8);
	    printf("got     :");
	    for (i=0; i<8; i++)
		printf("%02X ",out[i]);
	    printf("\n");
	    printf("expected:");
	    for (i=0; i<8; i++)
		printf("%02X ",c[z][i]);
	    err=20;
	    printf("\n");
	    }

	CAST_ecb_encrypt(out,out,&key,CAST_DECRYPT);
	if (memcmp(out,in,8) != 0)
	    {
	    printf("ecb cast error decrypting for keysize %d\n",k_len[z]*8);
	    printf("got     :");
	    for (i=0; i<8; i++)
		printf("%02X ",out[i]);
	    printf("\n");
	    printf("expected:");
	    for (i=0; i<8; i++)
		printf("%02X ",in[i]);
	    printf("\n");
	    err=3;
	    }
	}
    if (err == 0)
	printf("ecb cast5 ok\n");

#ifdef FULL_TEST
      {
      unsigned char out_a[16],out_b[16];
      static char *hex="0123456789ABCDEF";
      
      printf("This test will take some time....");
      fflush(stdout);
      memcpy(out_a,in_a,sizeof(in_a));
      memcpy(out_b,in_b,sizeof(in_b));
      i=1;

      for (l=0; l<1000000L; l++)
	  {
	  CAST_set_key(&key_b,16,out_b);
	  CAST_ecb_encrypt(&(out_a[0]),&(out_a[0]),&key_b,CAST_ENCRYPT);
	  CAST_ecb_encrypt(&(out_a[8]),&(out_a[8]),&key_b,CAST_ENCRYPT);
	  CAST_set_key(&key,16,out_a);
	  CAST_ecb_encrypt(&(out_b[0]),&(out_b[0]),&key,CAST_ENCRYPT);
	  CAST_ecb_encrypt(&(out_b[8]),&(out_b[8]),&key,CAST_ENCRYPT);
	  if ((l & 0xffff) == 0xffff)
	      {
	      printf("%c",hex[i&0x0f]);
	      fflush(stdout);
	      i++;
	      }
	  }

      if (	(memcmp(out_a,c_a,sizeof(c_a)) != 0) ||
		(memcmp(out_b,c_b,sizeof(c_b)) != 0))
	  {
	  printf("\n");
	  printf("Error\n");

	  printf("A out =");
	  for (i=0; i<16; i++) printf("%02X ",out_a[i]);
	  printf("\nactual=");
	  for (i=0; i<16; i++) printf("%02X ",c_a[i]);
	  printf("\n");

	  printf("B out =");
	  for (i=0; i<16; i++) printf("%02X ",out_b[i]);
	  printf("\nactual=");
	  for (i=0; i<16; i++) printf("%02X ",c_b[i]);
	  printf("\n");
	  }
      else
	  printf(" ok\n");
      }
#endif

    exit(err);
    }
