Subversion Repositories avs_aes

/**

*  \file AEStester.c

*  \brief test program and example of how to use the software

*

*  This file is part of the project      avs_aes

*  see: http://opencores.org/project,avs_aes

*

* \section AUTHORS

*          Thomas Ruschival -- ruschi@opencores.org (www.ruschival.de)

*

* \section LICENSE

*  Copyright (c) 2009, Authors and opencores.org

*  All rights reserved.

*

*  Redistribution and use in source and binary forms, with or without modification,

*  are permitted provided that the following conditions are met:

*         * Redistributions of source code must retain the above copyright notice,

*         this list of conditions and the following disclaimer.

*         * 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.

*         * Neither the name of the organization nor the names of its contributors

*         may be used to endorse or promote products derived from this software without

*         specific prior written permission.

*  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT HOLDER 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

*/

#include <stdio.h>

#include <string.h>

#include <avs_aes.h>

int main(){

        avs_aes_handle context;

        int i=0;

    unsigned int result[4];

        unsigned int Userkey[8] = {

                0x11111111,0x22222222,0x33333333,0x44444444,

                0x55555555,0x66666666,0x77777777,0x88888888};

        unsigned int Payload[4] = {

                0xAA555555,0xBB666666,0xCC777777,0xDD888888};

// START AES-Operations

        printf("AES-Test\n");

        avs_aes_init(&context);

        avs_aes_setKey(&context,&Userkey);

        avs_aes_setPayload(&context,&Payload);

        avs_aes_encrypt(&context);

    while(avs_aes_isBusy(&context)){

        printf("not ready\n");

    }

    printf("receiving 729cd44f 32a48d85 b8188185 c579ae49\n");

    memcpy(result,context.result,4*sizeof(unsigned int));

    for(i=0; i<4 ; i++){

        printf("received 0x%X \n",result[i]);

    }

// Decrypt same payload -  

    avs_aes_decrypt(&context);

        while(avs_aes_isBusy(&context)){

        printf("not ready\n");

    }

    printf("receiving 9c7076af ac2e5716 6681d3ac 014f64c0 \n");

    memcpy(result,context.result,4*sizeof(unsigned int));

    for(i=0; i<4 ; i++){

        printf("received 0x%X \n",result[i]);

    }

// Change payload ...

        Payload[3] = 0x11111111;

        Payload[2] = 0xAAAAAAAA;

        Payload[1] = 0xCCCCCCCC;

        Payload[0] = 0x00000000;

        //new encryption

        avs_aes_setPayload(&context,&Payload);

        avs_aes_encrypt(&context);

        while(avs_aes_isBusy(&context)){

        printf("not ready\n");

    }

        memcpy(result,context.result,4*sizeof(unsigned int));

    for(i=0; i<4 ; i++){

        printf("received 0x%X \n",result[i]);

    }

        //new decryption

    avs_aes_decrypt(&context);

        while(avs_aes_isBusy(&context)){

        printf("not ready\n");

    }

    memcpy(result,context.result,4*sizeof(unsigned int));

    for(i=0; i<4 ; i++){

        printf("received 0x%X \n",result[i]);

    }

        printf("Done \n");

    return 0;

}