68 lines
2.0 KiB
C
68 lines
2.0 KiB
C
#include <tinycrypt/aes.h>
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#include "../lib/debug_config.h"
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#include <tinycrypt/ccm_mode.h>
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#include <tinycrypt/constants.h>
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#include <string.h>
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#include <stdio.h>
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#define SC_TAG_SIZE 8
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#define SC_SESSION_KEY_SIZE 16
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int main() {
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debug_config_init();
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debug_set_level(DEBUG_LEVEL_TRACE);
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debug_set_categories(DEBUG_CATEGORY_ALL);
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DEBUG_INFO(DEBUG_CATEGORY_CRYPTO, "=== Basic Crypto Test ===");
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struct tc_aes_key_sched_struct sched;
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uint8_t test_key[SC_SESSION_KEY_SIZE] = {0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08,
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0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10};
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if (tc_aes128_set_encrypt_key(&sched, test_key) != TC_CRYPTO_SUCCESS) {
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DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "AES key setup failed");
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return 1;
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}
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DEBUG_INFO(DEBUG_CATEGORY_CRYPTO, "AES key setup successful");
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struct tc_ccm_mode_struct ccm_state;
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TCCcmMode_t c = &ccm_state;
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uint8_t nonce[13] = {0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0xAA, 0xBB, 0xCC, 0xDD};
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if (tc_ccm_config(c, &sched, nonce, 13, SC_TAG_SIZE) != TC_CRYPTO_SUCCESS) {
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DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "CCM config failed");
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return 1;
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}
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DEBUG_INFO(DEBUG_CATEGORY_CRYPTO, "CCM config successful");
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uint8_t plaintext[] = "Hello, World!";
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uint8_t ciphertext[64];
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size_t plaintext_len = sizeof(plaintext) - 1;
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size_t ciphertext_len = plaintext_len + SC_TAG_SIZE;
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if (tc_ccm_generation_encryption(ciphertext, ciphertext_len, NULL, 0, plaintext, plaintext_len, c) != TC_CRYPTO_SUCCESS) {
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DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "Encryption failed");
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return 1;
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}
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DEBUG_INFO(DEBUG_CATEGORY_CRYPTO, "Encryption successful");
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uint8_t decrypted[64];
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if (tc_ccm_decryption_verification(decrypted, plaintext_len, NULL, 0, ciphertext, ciphertext_len, c) != TC_CRYPTO_SUCCESS) {
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DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "Decryption failed");
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return 1;
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}
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DEBUG_INFO(DEBUG_CATEGORY_CRYPTO, "Decryption successful");
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if (memcmp(plaintext, decrypted, plaintext_len) == 0) {
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DEBUG_INFO(DEBUG_CATEGORY_CRYPTO, "Crypto test PASSED");
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return 0;
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} else {
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DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "Data mismatch");
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return 1;
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}
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}
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