p3elvfktj/AES/source/CBC/AES_CBC_main.c

#include "Device/Include/stm32f10x.h"   // Device header

#include<stdint.h>
#include"AES_CBC_SW.h"
#define AES_MAXROUNDS 14
#define AES_BLOCKSIZE 16
#define AES_IV_SIZE   16
#define KEYSIZE       16
#define MSG_SIZE      KEYSIZE * 4

static const uint8_t key[KEYSIZE] =
{
    0xff, 0xde, 0x00, 0xad,
    0xff, 0xb0, 0x00, 0x0b,
    0xff, 0xde, 0x00, 0xad,
    0xff, 0xb0, 0x00, 0x0b
};

static const uint8_t iv[KEYSIZE] =
{
    0xff, 0xc0, 0x00, 0xfe,
    0xff, 0xc0, 0x00, 0x7d,
    0xff, 0xc0, 0x00, 0xfe,
    0xff, 0xc0, 0x00, 0x7d
};

static const uint8_t original_msg[MSG_SIZE] =
{
    0xf4, 0xfc, 0xa2, 0xf4,
    0x93, 0xfa, 0x64, 0xeb,
    0x87, 0xca, 0xeb, 0x62,
    0x90, 0x89, 0x34, 0xdb,
    0x34, 0xe3, 0xf8, 0xc6,
    0xd7, 0xf6, 0x89, 0xe7,
    0xc0, 0x37, 0x43, 0xcd,
    0x32, 0x69, 0xcd, 0xbd,
    0x05, 0xec, 0x97, 0xbf,
    0x05, 0x92, 0xc9, 0xf7,
    0x8d, 0x4b, 0xb0, 0x88,
    0x1a, 0xc2, 0x15, 0x2e,
    0xba, 0x46, 0x58, 0xf9,
    0x4d, 0x1f, 0xe9, 0xef,
    0xa8, 0x6b, 0x5a, 0x6f,
    0x8b, 0xe6, 0x7d, 0x51
};

static uint8_t out[MSG_SIZE] ;
static uint8_t msg[MSG_SIZE] ;

static AES_CTX context ;

void test_setup()
{
}

void test_clear()
{
    uint8_t i =0;

    memcpy(msg, original_msg, MSG_SIZE);
    memset(out, 0, MSG_SIZE);
    memset(&context, 0, sizeof(context));


    printf("\r\n original_msg[%d]\r\n",MSG_SIZE);
    for(i = 0 ; i<MSG_SIZE ; i++)
    {
        printf("%02x", original_msg[i]);
    }
    printf("\r\n");
}

void test_run()
{
    uint8_t i =0;

    AES_set_key(&context, key, iv, AES_MODE_128);
    AES_cbc_encrypt(&context, msg, out, MSG_SIZE);

    printf("\r\n out[%d]\r\n",MSG_SIZE);
    for(i = 0 ; i<MSG_SIZE ; i++)
    {
        printf("%02x", out[i]);
    }
    printf("\r\n");

    memset(msg, 0, MSG_SIZE);
    memset(&context, 0, sizeof(context));
    AES_set_key(&context, key, iv, AES_MODE_128);

    AES_convert_key(&context);
    AES_cbc_decrypt(&context, out, msg, MSG_SIZE);

    printf("\r\n msg[%d]\r\n",MSG_SIZE);
    for(i = 0 ; i<MSG_SIZE ; i++)
    {
        printf("%02x", msg[i]);
    }
    printf("\r\n");
}

int test_check()
{
    return 0 == memcmp(msg, original_msg, MSG_SIZE);
}

int main(void)
{

    test_clear();
    test_run();
    test_check();

    for(;;)
    {

    }
}