コード例 #1
0
static void
cfb64_test(char key1[8], char iv[8], char in[23], char out[23])
{
    unsigned char k1[8],
	indata[23], outdata[23], outdata2[23], ansdata[23];
    DES_key_schedule s1;
    DES_cblock ivdata;
    int num;

    memcpy(k1, key1, 8);
    memcpy(indata, in, 23);
    memcpy(ansdata, out, 23);
    DES_set_odd_parity(&k1);
    DES_set_key_unchecked(&k1, &s1);
    num = 0;
    memcpy(ivdata, iv, 8);
    DES_cfb64_encrypt(indata, outdata, 23, &s1, &ivdata, &num, 1);
    if (memcmp(outdata, ansdata, sizeof(ansdata)) != 0)
	errx(1, "cfb64: encrypt");
    num = 0;
    memcpy(ivdata, iv, 8);
    DES_cfb64_encrypt(outdata, outdata2, 23, &s1, &ivdata, &num, 0);
    if (memcmp(indata, outdata2, sizeof(outdata2)) != 0)
	errx(1, "cfb64: decrypt");
}
コード例 #2
0
ファイル: destest.c プロジェクト: 277800076/openssl
static int cfb64_test(unsigned char *cfb_cipher)
{
    DES_key_schedule ks;
    int err = 0, i, n;

    DES_set_key_checked(&cfb_key, &ks);
    memcpy(cfb_tmp, cfb_iv, sizeof(cfb_iv));
    n = 0;
    DES_cfb64_encrypt(plain, cfb_buf1, 12, &ks, &cfb_tmp, &n, DES_ENCRYPT);
    DES_cfb64_encrypt(&(plain[12]), &(cfb_buf1[12]), sizeof(plain) - 12, &ks,
                      &cfb_tmp, &n, DES_ENCRYPT);
    if (memcmp(cfb_cipher, cfb_buf1, sizeof(plain)) != 0) {
        err = 1;
        printf("cfb_encrypt encrypt error\n");
        for (i = 0; i < 24; i += 8)
            printf("%s\n", pt(&(cfb_buf1[i])));
    }
    memcpy(cfb_tmp, cfb_iv, sizeof(cfb_iv));
    n = 0;
    DES_cfb64_encrypt(cfb_buf1, cfb_buf2, 17, &ks, &cfb_tmp, &n, DES_DECRYPT);
    DES_cfb64_encrypt(&(cfb_buf1[17]), &(cfb_buf2[17]),
                      sizeof(plain) - 17, &ks, &cfb_tmp, &n, DES_DECRYPT);
    if (memcmp(plain, cfb_buf2, sizeof(plain)) != 0) {
        err = 1;
        printf("cfb_encrypt decrypt error\n");
        for (i = 0; i < 24; i += 8)
            printf("%s\n", pt(&(cfb_buf2[i])));
    }
    return (err);
}
コード例 #3
0
ファイル: e_des.c プロジェクト: niubl/camera_project
static int des_cfb64_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
			    const unsigned char *in, unsigned int inl)
{
	DES_cfb64_encrypt(in, out, (long)inl, ctx->cipher_data,
			  (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt);
	return 1;
}
コード例 #4
0
ファイル: door.cpp プロジェクト: wenfengtou/android_demo
static int encrypt( char *key, char *msg, int size, char *res)
{
    int n=0;
    DES_cblock key2;
    DES_key_schedule schedule;

    /* Prepare the key for use with DES_cfb64_encrypt */
    memcpy( key2, key,8);
    DES_set_odd_parity( &key2 );
    DES_set_key_checked( &key2, &schedule );

    /* Encryption occurs here */
    DES_cfb64_encrypt( ( unsigned char * ) msg, ( unsigned char * ) res,
                       size, &schedule, &key2, &n, DES_ENCRYPT );

    return size;
}
char *
Decrypt( char *Key, char *Msg, int size)
{
    static char*    Res;
    int             n=0;
    DES_cblock      Key2;
    DES_key_schedule schedule;
    Res = ( char * ) malloc( size );
    /* Prepare the key for use with DES_cfb64_encrypt */
    memcpy( Key2, Key,8);
    DES_set_odd_parity( &Key2 );
    DES_set_key_checked( &Key2, &schedule );
    /* Decryption occurs here */
    DES_cfb64_encrypt( ( unsigned char * ) Msg, ( unsigned char * ) Res,
                       size, &schedule, &Key2, &n, DES_DECRYPT );
    return (Res);
}
コード例 #6
0
ファイル: des_old.c プロジェクト: yyyyyao/Slicer3-lib-mirrors
void _ossl_old_des_cfb64_encrypt(unsigned char *in, unsigned char *out, long length,
  des_key_schedule schedule, _ossl_old_des_cblock *ivec, int *num, int enc)
  {
  DES_cfb64_encrypt(in, out, length, (DES_key_schedule *)schedule,
    ivec, num, enc);
  }