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 */