| /* test_ccm_mode.c - TinyCrypt AES-CCM tests (RFC 3610 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 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| * POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| /* |
| * DESCRIPTION |
| * This module tests the following AES-CCM Mode routines: |
| * |
| * Scenarios tested include: |
| * - AES128 CCM mode encryption RFC 3610 test vector #1 |
| * - AES128 CCM mode encryption RFC 3610 test vector #2 |
| * - AES128 CCM mode encryption RFC 3610 test vector #3 |
| * - AES128 CCM mode encryption RFC 3610 test vector #7 |
| * - AES128 CCM mode encryption RFC 3610 test vector #8 |
| * - AES128 CCM mode encryption RFC 3610 test vector #9 |
| * - AES128 CCM mode encryption No associated data |
| * - AES128 CCM mode encryption No payload data |
| */ |
| |
| #include <tinycrypt/ccm_mode.h> |
| #include <tinycrypt/constants.h> |
| #include <zephyr/test_utils.h> |
| #include <zephyr/ztest.h> |
| |
| #include <string.h> |
| |
| #define CIPHERTEXT_LEN 50 |
| #define DECRYPTED_LEN 25 |
| #define NUM_NIST_KEYS 16 |
| #define NONCE_LEN 13 |
| #define HEADER_LEN 8 |
| #define M_LEN8 8 |
| #define M_LEN10 10 |
| #define DATA_BUF_LEN23 23 |
| #define DATA_BUF_LEN24 24 |
| #define DATA_BUF_LEN25 25 |
| #define EXPECTED_BUF_LEN31 31 |
| #define EXPECTED_BUF_LEN32 32 |
| #define EXPECTED_BUF_LEN33 33 |
| #define EXPECTED_BUF_LEN34 34 |
| #define EXPECTED_BUF_LEN35 35 |
| |
| uint32_t do_test(const uint8_t *key, |
| uint8_t *nonce, size_t nlen, |
| const uint8_t *hdr, size_t hlen, |
| const uint8_t *data, size_t dlen, |
| const uint8_t *expected, size_t elen, |
| const int mlen) |
| { |
| uint32_t result = TC_PASS; |
| uint8_t ciphertext[CIPHERTEXT_LEN]; |
| uint8_t decrypted[DECRYPTED_LEN]; |
| struct tc_ccm_mode_struct c; |
| struct tc_aes_key_sched_struct sched; |
| |
| tc_aes128_set_encrypt_key(&sched, key); |
| |
| result = tc_ccm_config(&c, &sched, nonce, nlen, mlen); |
| |
| /**TESTPOINT: Check CCM config*/ |
| zassert_true(result, "CCM config failed"); |
| |
| result = tc_ccm_generation_encryption(ciphertext, sizeof(ciphertext), |
| hdr, hlen, data, dlen, &c); |
| |
| /**TESTPOINT: Check CCM encrypt*/ |
| zassert_true(result, "ccm_encrypt failed"); |
| |
| /**TESTPOINT: Verify ciphertext*/ |
| if (memcmp(expected, ciphertext, elen) != 0) { |
| show_str("\t\tExpected", expected, elen); |
| show_str("\t\tComputed", ciphertext, elen); |
| |
| /**ASSERTION: Signal wrong output and assert*/ |
| zassert_true(0, "ccm_encrypt produced wrong ciphertext"); |
| } |
| |
| result = tc_ccm_decryption_verification(decrypted, sizeof(decrypted), |
| hdr, hlen, ciphertext, |
| dlen + mlen, &c); |
| |
| /**TESTPOINT: Check decryption*/ |
| if (result == 0U) { |
| show_str("\t\tExpected", data, dlen); |
| show_str("\t\tComputed", decrypted, sizeof(decrypted)); |
| |
| /**ASSERTION: Decrypt failed, so exit by assert*/ |
| zassert_true(0, "ccm_decrypt failed"); |
| } |
| |
| result = TC_PASS; |
| return result; |
| } |
| |
| void test_ccm_vector_1(void) |
| { |
| uint32_t result = TC_PASS; |
| /* RFC 3610 test vector #1 */ |
| const uint8_t key[NUM_NIST_KEYS] = { |
| 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, |
| 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf |
| }; |
| uint8_t nonce[NONCE_LEN] = { |
| 0x00, 0x00, 0x00, 0x03, 0x02, 0x01, 0x00, 0xa0, |
| 0xa1, 0xa2, 0xa3, 0xa4, 0xa5 |
| }; |
| const uint8_t hdr[HEADER_LEN] = { |
| 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07 |
| }; |
| const uint8_t data[DATA_BUF_LEN23] = { |
| 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, |
| 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, |
| 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e |
| }; |
| const uint8_t expected[EXPECTED_BUF_LEN31] = { |
| 0x58, 0x8c, 0x97, 0x9a, 0x61, 0xc6, 0x63, 0xd2, |
| 0xf0, 0x66, 0xd0, 0xc2, 0xc0, 0xf9, 0x89, 0x80, |
| 0x6d, 0x5f, 0x6b, 0x61, 0xda, 0xc3, 0x84, 0x17, |
| 0xe8, 0xd1, 0x2c, 0xfd, 0xf9, 0x26, 0xe0 |
| }; |
| uint16_t mlen = M_LEN8; |
| |
| TC_PRINT("%s: Performing CCM test #1 (RFC 3610 test vector #1):\n", |
| __func__); |
| |
| result = do_test(key, nonce, sizeof(nonce), hdr, sizeof(hdr), |
| data, sizeof(data), expected, sizeof(expected), mlen); |
| |
| /**TESTPOINT: Check result*/ |
| zassert_false(result, "CCM test #1 (RFC 3610 test vector #1) failed."); |
| } |
| |
| void test_ccm_vector_2(void) |
| { |
| uint32_t result = TC_PASS; |
| /* RFC 3610 test vector #2 */ |
| const uint8_t key[NUM_NIST_KEYS] = { |
| 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, |
| 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf |
| }; |
| uint8_t nonce[NONCE_LEN] = { |
| 0x00, 0x00, 0x00, 0x04, 0x03, 0x02, 0x01, 0xa0, |
| 0xa1, 0xa2, 0xa3, 0xa4, 0xa5 |
| }; |
| const uint8_t hdr[HEADER_LEN] = { |
| 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07 |
| }; |
| const uint8_t data[DATA_BUF_LEN24] = { |
| 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, |
| 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, |
| 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f |
| }; |
| const uint8_t expected[EXPECTED_BUF_LEN32] = { |
| 0x72, 0xc9, 0x1a, 0x36, 0xe1, 0x35, 0xf8, 0xcf, |
| 0x29, 0x1c, 0xa8, 0x94, 0x08, 0x5c, 0x87, 0xe3, |
| 0xcc, 0x15, 0xc4, 0x39, 0xc9, 0xe4, 0x3a, 0x3b, |
| 0xa0, 0x91, 0xd5, 0x6e, 0x10, 0x40, 0x09, 0x16 |
| }; |
| uint16_t mlen = M_LEN8; |
| |
| TC_PRINT("%s: Performing CCM test #2 (RFC 3610 test vector #2):\n", |
| __func__); |
| |
| result = do_test(key, nonce, sizeof(nonce), hdr, sizeof(hdr), |
| data, sizeof(data), expected, sizeof(expected), mlen); |
| |
| /**TESTPOINT: Check result*/ |
| zassert_false(result, "CCM test #2 failed."); |
| } |
| |
| void test_ccm_vector_3(void) |
| { |
| uint32_t result = TC_PASS; |
| /* RFC 3610 test vector #3 */ |
| const uint8_t key[NUM_NIST_KEYS] = { |
| 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, |
| 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf |
| }; |
| uint8_t nonce[NONCE_LEN] = { |
| 0x00, 0x00, 0x00, 0x05, 0x04, 0x03, 0x02, 0xa0, |
| 0xa1, 0xa2, 0xa3, 0xa4, 0xa5 |
| }; |
| const uint8_t hdr[HEADER_LEN] = { |
| 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07 |
| }; |
| const uint8_t data[DATA_BUF_LEN25] = { |
| 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, |
| 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, |
| 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, |
| 0x20 |
| }; |
| const uint8_t expected[EXPECTED_BUF_LEN33] = { |
| 0x51, 0xb1, 0xe5, 0xf4, 0x4a, 0x19, 0x7d, 0x1d, |
| 0xa4, 0x6b, 0x0f, 0x8e, 0x2d, 0x28, 0x2a, 0xe8, |
| 0x71, 0xe8, 0x38, 0xbb, 0x64, 0xda, 0x85, 0x96, |
| 0x57, 0x4a, 0xda, 0xa7, 0x6f, 0xbd, 0x9f, 0xb0, |
| 0xc5 |
| }; |
| uint16_t mlen = M_LEN8; |
| |
| TC_PRINT("%s: Performing CCM test #3 (RFC 3610 test vector #3):\n", |
| __func__); |
| |
| result = do_test(key, nonce, sizeof(nonce), hdr, sizeof(hdr), data, |
| sizeof(data), expected, sizeof(expected), mlen); |
| |
| /**TESTPOINT: Check result*/ |
| zassert_false(result, "CCM test #3 failed."); |
| } |
| |
| void test_ccm_vector_4(void) |
| { |
| uint32_t result = TC_PASS; |
| /* RFC 3610 test vector #7 */ |
| const uint8_t key[NUM_NIST_KEYS] = { |
| 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, |
| 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf |
| }; |
| uint8_t nonce[NONCE_LEN] = { |
| 0x00, 0x00, 0x00, 0x09, 0x08, 0x07, 0x06, 0xa0, |
| 0xa1, 0xa2, 0xa3, 0xa4, 0xa5 |
| }; |
| const uint8_t hdr[HEADER_LEN] = { |
| 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07 |
| }; |
| const uint8_t data[DATA_BUF_LEN23] = { |
| 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, |
| 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, |
| 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e |
| }; |
| const uint8_t expected[EXPECTED_BUF_LEN33] = { |
| 0x01, 0x35, 0xD1, 0xB2, 0xC9, 0x5F, 0x41, 0xD5, |
| 0xD1, 0xD4, 0xFE, 0xC1, 0x85, 0xD1, 0x66, 0xB8, |
| 0x09, 0x4E, 0x99, 0x9D, 0xFE, 0xD9, 0x6C, 0x04, |
| 0x8C, 0x56, 0x60, 0x2C, 0x97, 0xAC, 0xBB, 0x74, |
| 0x90 |
| }; |
| uint16_t mlen = M_LEN10; |
| |
| TC_PRINT("%s: Performing CCM test #4 (RFC 3610 test vector #7):\n", |
| __func__); |
| |
| result = do_test(key, nonce, sizeof(nonce), hdr, sizeof(hdr), |
| data, sizeof(data), expected, sizeof(expected), mlen); |
| |
| /**TESTPOINT: Check result*/ |
| zassert_false(result, "CCM test #4 failed."); |
| } |
| |
| void test_ccm_vector_5(void) |
| { |
| uint32_t result = TC_PASS; |
| /* RFC 3610 test vector #8 */ |
| const uint8_t key[NUM_NIST_KEYS] = { |
| 0xC0, 0xC1, 0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7, |
| 0xC8, 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, 0xCE, 0xCF |
| }; |
| uint8_t nonce[NONCE_LEN] = { |
| 0x00, 0x00, 0x00, 0x0A, 0x09, 0x08, 0x07, 0xA0, |
| 0xA1, 0xA2, 0xA3, 0xA4, 0xA5 |
| }; |
| const uint8_t hdr[HEADER_LEN] = { |
| 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07 |
| }; |
| const uint8_t data[DATA_BUF_LEN24] = { |
| 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, |
| 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, |
| 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f |
| }; |
| const uint8_t expected[EXPECTED_BUF_LEN34] = { |
| 0x7B, 0x75, 0x39, 0x9A, 0xC0, 0x83, 0x1D, 0xD2, |
| 0xF0, 0xBB, 0xD7, 0x58, 0x79, 0xA2, 0xFD, 0x8F, |
| 0x6C, 0xAE, 0x6B, 0x6C, 0xD9, 0xB7, 0xDB, 0x24, |
| 0xC1, 0x7B, 0x44, 0x33, 0xF4, 0x34, 0x96, 0x3F, |
| 0x34, 0xB4 |
| }; |
| uint16_t mlen = M_LEN10; |
| |
| TC_PRINT("%s: Performing CCM test #5 (RFC 3610 test vector #8):\n", |
| __func__); |
| |
| result = do_test(key, nonce, sizeof(nonce), hdr, sizeof(hdr), |
| data, sizeof(data), expected, sizeof(expected), mlen); |
| |
| /**TESTPOINT: Check result*/ |
| zassert_false(result, "CCM test #5 failed."); |
| } |
| |
| void test_ccm_vector_6(void) |
| { |
| uint32_t result = TC_PASS; |
| /* RFC 3610 test vector #9 */ |
| const uint8_t key[NUM_NIST_KEYS] = { |
| 0xC0, 0xC1, 0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7, |
| 0xC8, 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, 0xCE, 0xCF |
| }; |
| uint8_t nonce[NONCE_LEN] = { |
| 0x00, 0x00, 0x00, 0x0B, 0x0A, 0x09, 0x08, 0xA0, |
| 0xA1, 0xA2, 0xA3, 0xA4, 0xA5 |
| }; |
| const uint8_t hdr[HEADER_LEN] = { |
| 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07 |
| }; |
| const uint8_t data[DATA_BUF_LEN25] = { |
| 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, |
| 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, |
| 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, |
| 0x20 |
| }; |
| const uint8_t expected[EXPECTED_BUF_LEN35] = { |
| 0x82, 0x53, 0x1a, 0x60, 0xCC, 0x24, 0x94, 0x5a, |
| 0x4b, 0x82, 0x79, 0x18, 0x1a, 0xb5, 0xc8, 0x4d, |
| 0xf2, 0x1c, 0xe7, 0xf9, 0xb7, 0x3f, 0x42, 0xe1, |
| 0x97, 0xea, 0x9c, 0x07, 0xe5, 0x6b, 0x5e, 0xb1, |
| 0x7e, 0x5f, 0x4e |
| }; |
| uint16_t mlen = M_LEN10; |
| |
| TC_PRINT("%s: Performing CCM test #6 (RFC 3610 test vector #9):\n", |
| __func__); |
| |
| result = do_test(key, nonce, sizeof(nonce), hdr, sizeof(hdr), |
| data, sizeof(data), expected, sizeof(expected), mlen); |
| |
| /**TESTPOINT: Check result*/ |
| zassert_false(result, "CCM test #6 failed."); |
| } |
| |
| void test_ccm_vector_7(void) |
| { |
| uint32_t result = TC_PASS; |
| /* Test based on RFC 3610 test vector #9 but with no associated data */ |
| const uint8_t key[NUM_NIST_KEYS] = { |
| 0xC0, 0xC1, 0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7, |
| 0xC8, 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, 0xCE, 0xCF |
| }; |
| uint8_t nonce[NONCE_LEN] = { |
| 0x00, 0x00, 0x00, 0x0B, 0x0A, 0x09, 0x08, 0xA0, |
| 0xA1, 0xA2, 0xA3, 0xA4, 0xA5 |
| }; |
| uint8_t *hdr = NULL; |
| |
| uint8_t data[DATA_BUF_LEN25] = { |
| 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, |
| 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, |
| 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, |
| 0x20 |
| }; |
| struct tc_ccm_mode_struct c; |
| struct tc_aes_key_sched_struct sched; |
| uint8_t decrypted[DECRYPTED_LEN]; |
| uint8_t ciphertext[CIPHERTEXT_LEN]; |
| uint16_t mlen = M_LEN10; |
| |
| TC_PRINT("%s: Performing CCM test #7 (no associated data):\n", |
| __func__); |
| |
| tc_aes128_set_encrypt_key(&sched, key); |
| |
| /**TESTPOINT: Check CCM configuration*/ |
| zassert_true(tc_ccm_config(&c, &sched, nonce, sizeof(nonce), mlen), |
| "ccm_config failed"); |
| |
| result = tc_ccm_generation_encryption(ciphertext, sizeof(ciphertext), |
| hdr, 0, data, sizeof(data), &c); |
| /**TESTPOINT: Check CCM encryption*/ |
| zassert_true(result, "ccm_encryption failed"); |
| |
| result = tc_ccm_decryption_verification(decrypted, sizeof(decrypted), |
| hdr, 0, ciphertext, |
| sizeof(data) + mlen, &c); |
| |
| if (result == 0U) { |
| TC_ERROR("ccm_decrypt failed in %s.\n", __func__); |
| show_str("\t\tExpected", data, sizeof(data)); |
| show_str("\t\tComputed", decrypted, sizeof(decrypted)); |
| |
| /**TESTPOINT: Check CCM decryption, and assert*/ |
| zassert_true(result, "ccm_decryption failed"); |
| |
| } |
| |
| result = TC_PASS; |
| |
| /**TESTPOINT: Check result*/ |
| zassert_false(result, "CCM test #7 failed."); |
| |
| } |
| |
| void test_ccm_vector_8(void) |
| { |
| uint32_t result = TC_PASS; |
| /* Test based on RFC 3610 test vector #9 but with no payload data */ |
| const uint8_t key[NUM_NIST_KEYS] = { |
| 0xC0, 0xC1, 0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7, |
| 0xC8, 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, 0xCE, 0xCF |
| }; |
| uint8_t nonce[NONCE_LEN] = { |
| 0x00, 0x00, 0x00, 0x0B, 0x0A, 0x09, 0x08, 0xA0, |
| 0xA1, 0xA2, 0xA3, 0xA4, 0xA5 |
| }; |
| const uint8_t hdr[8] = { |
| 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07 |
| }; |
| uint8_t data[] = {}; |
| struct tc_ccm_mode_struct c; |
| struct tc_aes_key_sched_struct sched; |
| uint8_t decrypted[DECRYPTED_LEN]; |
| uint8_t ciphertext[CIPHERTEXT_LEN]; |
| uint16_t mlen = M_LEN10; |
| |
| TC_PRINT("%s: Performing CCM test #8 (no payload data):\n", __func__); |
| |
| tc_aes128_set_encrypt_key(&sched, key); |
| |
| /**TESTPOINT: Check CCM configuration*/ |
| zassert_true(tc_ccm_config(&c, &sched, nonce, sizeof(nonce), mlen), |
| "CCM config failed"); |
| |
| result = tc_ccm_generation_encryption(ciphertext, sizeof(ciphertext), |
| hdr, sizeof(hdr), data, |
| sizeof(data), &c); |
| /**TESTPOINT: Check CCM encryption*/ |
| zassert_true(result, "ccm_encrypt failed"); |
| |
| result = tc_ccm_decryption_verification(decrypted, sizeof(decrypted), |
| hdr, sizeof(hdr), |
| ciphertext, mlen, &c); |
| /**TESTPOINT: Check CCM decryption*/ |
| if (result == 0U) { |
| show_str("\t\tExpected", data, sizeof(data)); |
| show_str("\t\tComputed", decrypted, sizeof(decrypted)); |
| |
| /**ASSERTION: Decrypt failed, so exit by assert*/ |
| zassert_true(0, "ccm_decrypt failed"); |
| } |
| |
| result = TC_PASS; |
| TC_END_RESULT(result); |
| |
| /**TESTPOINT: Check result*/ |
| zassert_false(result, "CCM test #8 (no payload data) failed."); |
| } |
