CSE2410 Fall 2014 Bounce

/* crypto/idea/ideatest.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.]

 */

#include <stdio.h>

#include <string.h>

#include <stdlib.h>

#include "../e_os.h"

#ifdef OPENSSL_NO_IDEA

int main(int argc, char *argv[])

{

    printf("No IDEA support\n");

    return(0);

}

#else

#include <openssl/idea.h>

unsigned char k[16]={

        0x00,0x01,0x00,0x02,0x00,0x03,0x00,0x04,

        0x00,0x05,0x00,0x06,0x00,0x07,0x00,0x08};

unsigned char in[8]={0x00,0x00,0x00,0x01,0x00,0x02,0x00,0x03};

unsigned char  c[8]={0x11,0xFB,0xED,0x2B,0x01,0x98,0x6D,0xE5};

unsigned char out[80];

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,*/

        }; 

static int cfb64_test(unsigned char *cfb_cipher);

static char *pt(unsigned char *p);

int main(int argc, char *argv[])

        {

        int i,err=0;

        IDEA_KEY_SCHEDULE key,dkey; 

        unsigned char iv[8];

        idea_set_encrypt_key(k,&key);

        idea_ecb_encrypt(in,out,&key);

        if (memcmp(out,c,8) != 0)

                {

                printf("ecb idea error encrypting\n");

                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[i]);

                err=20;

                printf("\n");

                }

        idea_set_decrypt_key(&key,&dkey);

        idea_ecb_encrypt(c,out,&dkey);

        if (memcmp(out,in,8) != 0)

                {

                printf("ecb idea error decrypting\n");

                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 idea ok\n");

        memcpy(iv,k,8);

        idea_cbc_encrypt((unsigned char *)text,out,strlen(text)+1,&key,iv,1);

        memcpy(iv,k,8);

        idea_cbc_encrypt(out,out,8,&dkey,iv,0);

        idea_cbc_encrypt(&(out[8]),&(out[8]),strlen(text)+1-8,&dkey,iv,0);

        if (memcmp(text,out,strlen(text)+1) != 0)

                {

                printf("cbc idea bad\n");

                err=4;

                }

        else

                printf("cbc idea ok\n");

        printf("cfb64 idea ");

        if (cfb64_test(cfb_cipher64))

                {

                printf("bad\n");

                err=5;

                }

        else

                printf("ok\n");

#ifdef OPENSSL_SYS_NETWARE

    if (err) printf("ERROR: %d\n", err);

#endif

        EXIT(err);

        return(err);

        }

static int cfb64_test(unsigned char *cfb_cipher)

        {

        IDEA_KEY_SCHEDULE eks,dks;

        int err=0,i,n;

        idea_set_encrypt_key(cfb_key,&eks);

        idea_set_decrypt_key(&eks,&dks);

        memcpy(cfb_tmp,cfb_iv,8);

        n=0;

        idea_cfb64_encrypt(plain,cfb_buf1,(long)12,&eks,

                cfb_tmp,&n,IDEA_ENCRYPT);

        idea_cfb64_encrypt(&(plain[12]),&(cfb_buf1[12]),

                (long)CFB_TEST_SIZE-12,&eks,

                cfb_tmp,&n,IDEA_ENCRYPT);

        if (memcmp(cfb_cipher,cfb_buf1,CFB_TEST_SIZE) != 0)

                {

                err=1;

                printf("idea_cfb64_encrypt encrypt error\n");

                for (i=0; i<CFB_TEST_SIZE; i+=8)

                        printf("%s\n",pt(&(cfb_buf1[i])));

                }

        memcpy(cfb_tmp,cfb_iv,8);

        n=0;

        idea_cfb64_encrypt(cfb_buf1,cfb_buf2,(long)13,&eks,

                cfb_tmp,&n,IDEA_DECRYPT);

        idea_cfb64_encrypt(&(cfb_buf1[13]),&(cfb_buf2[13]),

                (long)CFB_TEST_SIZE-13,&eks,

                cfb_tmp,&n,IDEA_DECRYPT);

        if (memcmp(plain,cfb_buf2,CFB_TEST_SIZE) != 0)

                {

                err=1;

                printf("idea_cfb_encrypt decrypt error\n");

                for (i=0; i<24; i+=8)

                        printf("%s\n",pt(&(cfb_buf2[i])));

                }

        return(err);

        }

static char *pt(unsigned char *p)

        {

        static char bufs[10][20];

        static int bnum=0;

        char *ret;

        int i;

        static char *f="0123456789ABCDEF";

        ret= &(bufs[bnum++][0]);

        bnum%=10;

        for (i=0; i<8; i++)

                {

                ret[i*2]=f[(p[i]>>4)&0xf];

                ret[i*2+1]=f[p[i]&0xf];

                }

        ret[16]='\0';

        return(ret);

        }

#endif