test_utils.h

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/* test_utils.h - TinyCrypt interface to common functions for tests */
 
/*
 * Copyright (C) 2015 by Intel Corporation, 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 Intel Corporation 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 OWNER 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
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
#ifndef __TEST_UTILS_H__
#define __TEST_UTILS_H__
 
#include <zephyr/tc_util.h>
#include <tinycrypt/constants.h>
 
static inline void show_str(const char *label, const uint8_t *s, size_t len)
{
 uint32_t i;
 
 TC_PRINT("%s = ", label);
 for (i = 0U; i < (uint32_t)len; ++i) {
 TC_PRINT("%02x", s[i]);
 }
 TC_PRINT("\n");
}
 
static inline
void fatal(uint32_t testnum, const void *expected, size_t expectedlen,
 const void *computed, size_t computedlen)
{
 TC_ERROR("\tTest #%d Failed!\n", testnum);
 show_str("\t\tExpected", expected, expectedlen);
 show_str("\t\tComputed ", computed, computedlen);
 TC_PRINT("\n");
}
 
static inline
uint32_t check_result(uint32_t testnum, const void *expected,
 size_t expectedlen, const void *computed,
 size_t computedlen, uint32_t verbose)
{
 uint32_t result = TC_PASS;
 
 ARG_UNUSED(verbose);
 
 if (expectedlen != computedlen) {
 TC_ERROR("The length of the computed buffer (%zu)",
 computedlen);
 TC_ERROR("does not match the expected length (%zu).",
 expectedlen);
 result = TC_FAIL;
 } else {
 if (memcmp(computed, expected, computedlen) != 0) {
 fatal(testnum, expected, expectedlen,
 computed, computedlen);
 result = TC_FAIL;
 }
 }
 
 return result;
}
 
#endif