mbedtls/tests/suites/test_suite_blowfish.function

/* BEGIN_HEADER */
#include "mbedtls/blowfish.h"
/* END_HEADER */

/* BEGIN_DEPENDENCIES
 * depends_on:MBEDTLS_BLOWFISH_C
 * END_DEPENDENCIES
 */

/* BEGIN_CASE */
void blowfish_valid_param( )
{
    TEST_VALID_PARAM( mbedtls_blowfish_free( NULL ) );
}
/* END_CASE */

/* BEGIN_CASE depends_on:MBEDTLS_CHECK_PARAMS:!MBEDTLS_PARAM_FAILED_ALT */
void blowfish_invalid_param( )
{
    mbedtls_blowfish_context ctx;
    unsigned char buf[16] = { 0 };
    size_t const valid_keylength = sizeof( buf ) * 8;
    size_t valid_mode = MBEDTLS_BLOWFISH_ENCRYPT;
    size_t invalid_mode = 42;
    size_t off;
    ((void) off);

    TEST_INVALID_PARAM( mbedtls_blowfish_init( NULL ) );
    TEST_VALID_PARAM( mbedtls_blowfish_free( NULL ) );

    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA,
                            mbedtls_blowfish_setkey( NULL,
                                                     buf,
                                                     valid_keylength ) );
    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA,
                            mbedtls_blowfish_setkey( &ctx,
                                                     NULL,
                                                     valid_keylength ) );

    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA,
                            mbedtls_blowfish_crypt_ecb( NULL,
                                                     valid_mode,
                                                     buf, buf ) );
    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA,
                            mbedtls_blowfish_crypt_ecb( &ctx,
                                                        invalid_mode,
                                                        buf, buf ) );
    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA,
                            mbedtls_blowfish_crypt_ecb( &ctx,
                                                        valid_mode,
                                                        NULL, buf ) );
    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA,
                            mbedtls_blowfish_crypt_ecb( &ctx,
                                                        valid_mode,
                                                        buf, NULL ) );

#if defined(MBEDTLS_CIPHER_MODE_CBC)
    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA,
                            mbedtls_blowfish_crypt_cbc( NULL,
                                                        valid_mode,
                                                        sizeof( buf ),
                                                        buf, buf, buf ) );
    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA,
                            mbedtls_blowfish_crypt_cbc( &ctx,
                                                        invalid_mode,
                                                        sizeof( buf ),
                                                        buf, buf, buf ) );
    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA,
                            mbedtls_blowfish_crypt_cbc( &ctx,
                                                        valid_mode,
                                                        sizeof( buf ),
                                                        NULL, buf, buf ) );
    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA,
                            mbedtls_blowfish_crypt_cbc( &ctx,
                                                        valid_mode,
                                                        sizeof( buf ),
                                                        buf, NULL, buf ) );
    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA,
                            mbedtls_blowfish_crypt_cbc( &ctx,
                                                        valid_mode,
                                                        sizeof( buf ),
                                                        buf, buf, NULL ) );
#endif /* MBEDTLS_CIPHER_MODE_CBC */

#if defined(MBEDTLS_CIPHER_MODE_CFB)
    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA,
                            mbedtls_blowfish_crypt_cfb64( NULL,
                                                          valid_mode,
                                                          sizeof( buf ),
                                                          &off, buf,
                                                          buf, buf ) );
    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA,
                            mbedtls_blowfish_crypt_cfb64( &ctx,
                                                          invalid_mode,
                                                          sizeof( buf ),
                                                          &off, buf,
                                                          buf, buf ) );
    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA,
                            mbedtls_blowfish_crypt_cfb64( &ctx,
                                                          valid_mode,
                                                          sizeof( buf ),
                                                          NULL, buf,
                                                          buf, buf ) );
    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA,
                            mbedtls_blowfish_crypt_cfb64( &ctx,
                                                          valid_mode,
                                                          sizeof( buf ),
                                                          &off, NULL,
                                                          buf, buf ) );
    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA,
                            mbedtls_blowfish_crypt_cfb64( &ctx,
                                                          valid_mode,
                                                          sizeof( buf ),
                                                          &off, buf,
                                                          NULL, buf ) );
    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA,
                            mbedtls_blowfish_crypt_cfb64( &ctx,
                                                          valid_mode,
                                                          sizeof( buf ),
                                                          &off, buf,
                                                          buf, NULL ) );
#endif /* MBEDTLS_CIPHER_MODE_CFB */

#if defined(MBEDTLS_CIPHER_MODE_CTR)
    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA,
                            mbedtls_blowfish_crypt_ctr( NULL,
                                                        sizeof( buf ),
                                                        &off,
                                                        buf, buf,
                                                        buf, buf ) );
    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA,
                            mbedtls_blowfish_crypt_ctr( &ctx,
                                                        sizeof( buf ),
                                                        NULL,
                                                        buf, buf,
                                                        buf, buf ) );
    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA,
                            mbedtls_blowfish_crypt_ctr( &ctx,
                                                        sizeof( buf ),
                                                        &off,
                                                        NULL, buf,
                                                        buf, buf ) );
    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA,
                            mbedtls_blowfish_crypt_ctr( &ctx,
                                                        sizeof( buf ),
                                                        &off,
                                                        buf, NULL,
                                                        buf, buf ) );
    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA,
                            mbedtls_blowfish_crypt_ctr( &ctx,
                                                        sizeof( buf ),
                                                        &off,
                                                        buf, buf,
                                                        NULL, buf ) );
    TEST_INVALID_PARAM_RET( MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA,
                            mbedtls_blowfish_crypt_ctr( &ctx,
                                                        sizeof( buf ),
                                                        &off,
                                                        buf, buf,
                                                        buf, NULL ) );
#endif /* MBEDTLS_CIPHER_MODE_CTR */

exit:
    return;
}
/* END_CASE */

/* BEGIN_CASE */
void blowfish_encrypt_ecb( data_t * key_str, data_t * src_str,
                           data_t * dst, int setkey_result )
{
    unsigned char output[100];
    mbedtls_blowfish_context ctx;

    memset(output, 0x00, 100);
    mbedtls_blowfish_init( &ctx );


    TEST_ASSERT( mbedtls_blowfish_setkey( &ctx, key_str->x, key_str->len * 8 ) == setkey_result );
    if( setkey_result == 0 )
    {
        TEST_ASSERT( mbedtls_blowfish_crypt_ecb( &ctx, MBEDTLS_BLOWFISH_ENCRYPT, src_str->x, output ) == 0 );

        TEST_ASSERT( mbedtls_test_hexcmp( output, dst->x, 8, dst->len ) == 0 );
    }

exit:
    mbedtls_blowfish_free( &ctx );
}
/* END_CASE */

/* BEGIN_CASE */
void blowfish_decrypt_ecb( data_t * key_str, data_t * src_str,
                           data_t * dst, int setkey_result )
{
    unsigned char output[100];
    mbedtls_blowfish_context ctx;

    memset(output, 0x00, 100);
    mbedtls_blowfish_init( &ctx );


    TEST_ASSERT( mbedtls_blowfish_setkey( &ctx, key_str->x, key_str->len * 8 ) == setkey_result );
    if( setkey_result == 0 )
    {
        TEST_ASSERT( mbedtls_blowfish_crypt_ecb( &ctx, MBEDTLS_BLOWFISH_DECRYPT, src_str->x, output ) == 0 );

        TEST_ASSERT( mbedtls_test_hexcmp( output, dst->x, 8, dst->len ) == 0 );
    }

exit:
    mbedtls_blowfish_free( &ctx );
}
/* END_CASE */

/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CBC */
void blowfish_encrypt_cbc( data_t * key_str, data_t * iv_str,
                           data_t * src_str, data_t * dst,
                           int cbc_result )
{
    unsigned char output[100];
    mbedtls_blowfish_context ctx;

    memset(output, 0x00, 100);
    mbedtls_blowfish_init( &ctx );


    mbedtls_blowfish_setkey( &ctx, key_str->x, key_str->len * 8 );

    TEST_ASSERT( mbedtls_blowfish_crypt_cbc( &ctx, MBEDTLS_BLOWFISH_ENCRYPT, src_str->len , iv_str->x, src_str->x, output ) == cbc_result );
    if( cbc_result == 0 )
    {

        TEST_ASSERT( mbedtls_test_hexcmp( output, dst->x,
                                          src_str->len, dst->len ) == 0 );
    }

exit:
    mbedtls_blowfish_free( &ctx );
}
/* END_CASE */

/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CBC */
void blowfish_decrypt_cbc( data_t * key_str, data_t * iv_str,
                           data_t * src_str, data_t * dst,
                           int cbc_result )
{
    unsigned char output[100];
    mbedtls_blowfish_context ctx;

    memset(output, 0x00, 100);
    mbedtls_blowfish_init( &ctx );


    mbedtls_blowfish_setkey( &ctx, key_str->x, key_str->len * 8 );
    TEST_ASSERT( mbedtls_blowfish_crypt_cbc( &ctx, MBEDTLS_BLOWFISH_DECRYPT, src_str->len , iv_str->x, src_str->x, output ) == cbc_result );
    if( cbc_result == 0)
    {

        TEST_ASSERT( mbedtls_test_hexcmp( output, dst->x, src_str->len,
                                          dst->len ) == 0 );
    }

exit:
    mbedtls_blowfish_free( &ctx );
}
/* END_CASE */

/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CFB */
void blowfish_encrypt_cfb64( data_t * key_str, data_t * iv_str,
                             data_t * src_str, data_t * dst )
{
    unsigned char output[100];
    mbedtls_blowfish_context ctx;
    size_t iv_offset = 0;

    memset(output, 0x00, 100);
    mbedtls_blowfish_init( &ctx );


    mbedtls_blowfish_setkey( &ctx, key_str->x, key_str->len * 8 );
    TEST_ASSERT( mbedtls_blowfish_crypt_cfb64( &ctx, MBEDTLS_BLOWFISH_ENCRYPT, src_str->len, &iv_offset, iv_str->x, src_str->x, output ) == 0 );

    TEST_ASSERT( mbedtls_test_hexcmp( output, dst->x, src_str->len,
                                      dst->len ) == 0 );

exit:
    mbedtls_blowfish_free( &ctx );
}
/* END_CASE */

/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CFB */
void blowfish_decrypt_cfb64( data_t * key_str, data_t * iv_str,
                             data_t * src_str, data_t * dst )
{
    unsigned char output[100];
    mbedtls_blowfish_context ctx;
    size_t iv_offset = 0;

    memset(output, 0x00, 100);
    mbedtls_blowfish_init( &ctx );


    mbedtls_blowfish_setkey( &ctx, key_str->x, key_str->len * 8 );
    TEST_ASSERT( mbedtls_blowfish_crypt_cfb64( &ctx, MBEDTLS_BLOWFISH_DECRYPT, src_str->len, &iv_offset, iv_str->x, src_str->x, output ) == 0 );

    TEST_ASSERT( mbedtls_test_hexcmp( output, dst->x, src_str->len,
                                      dst->len ) == 0 );

exit:
    mbedtls_blowfish_free( &ctx );
}
/* END_CASE */

/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CTR */
void blowfish_encrypt_ctr( data_t * key_str, data_t * iv_str,
                           data_t * src_str, data_t * dst )
{
    unsigned char stream_str[100];
    unsigned char output[100];
    mbedtls_blowfish_context ctx;
    size_t iv_offset = 0;

    memset(stream_str, 0x00, 100);
    memset(output, 0x00, 100);
    mbedtls_blowfish_init( &ctx );


    mbedtls_blowfish_setkey( &ctx, key_str->x, key_str->len * 8 );
    TEST_ASSERT( mbedtls_blowfish_crypt_ctr( &ctx, src_str->len, &iv_offset, iv_str->x, stream_str, src_str->x, output ) == 0 );

    TEST_ASSERT( mbedtls_test_hexcmp( output, dst->x, src_str->len,
                                      dst->len ) == 0 );

exit:
    mbedtls_blowfish_free( &ctx );
}
/* END_CASE */