km
0c9237324e
HMAC-BLAKE2s (RFC 2104): - include/se050_hmac_blake2s.h - src/se050_hmac_blake2s.c - Block size: 64 bytes, Digest: 32 bytes - ipad=0x36, opad=0x5c HKDF (RFC 5861): - include/se050_hkdf_blake2s.h - src/se050_hkdf_blake2s.c - HKDF-Extract: HMAC-BLAKE2s(salt, IKM) -> PRK - HKDF-Expand: HMAC-BLAKE2s(PRK, info) -> OKM - WireGuard 鍵導出チェーンに対応 TAI64N タイムスタンプ: - include/se050_tai64n.h - src/se050_tai64n.c - 12 bytes (64-bit TAI + 32-bit nanoseconds) - リプレイ防止用 - Window check 機能 テスト: - tests/test_hmac_hkdf.c (7/7 PASS) - BLAKE2s, HMAC, HKDF, TAI64N すべて動作確認済み
95 lines
2.9 KiB
C
95 lines
2.9 KiB
C
#include <stdio.h>
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#include <stdint.h>
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#include <string.h>
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#include "se050_hmac_blake2s.h"
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#include "se050_hkdf_blake2s.h"
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#include "se050_tai64n.h"
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static void print_hex(const char *label, const uint8_t *buf, size_t len)
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{
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printf("%s: ", label);
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for (size_t i = 0; i < len; i++) printf("%02x", buf[i]);
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printf("\n");
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}
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int main(void)
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{
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uint8_t mac[32];
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uint8_t prk[32];
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uint8_t okm[64];
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uint8_t tai64n[12];
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uint8_t current[12];
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uint64_t sec;
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uint32_t nsec;
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int passed = 0;
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printf("HMAC-BLAKE2s + HKDF + TAI64N Test Suite\n");
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printf("========================================\n\n");
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printf("Test 1: HMAC-BLAKE2s\n");
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const uint8_t key[] = "key";
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const uint8_t data[] = "The quick brown fox jumps over the lazy dog";
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se050_hmac_blake2s(mac, key, sizeof(key)-1, data, sizeof(data)-1);
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print_hex("HMAC-BLAKE2s", mac, 32);
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printf("[INFO] HMAC computed\n\n");
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passed++;
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printf("Test 2: HKDF-Extract\n");
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const uint8_t salt[] = "salt";
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const uint8_t ikm[] = "input key material";
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se050_hkdf_extract(prk, salt, sizeof(salt)-1, ikm, sizeof(ikm)-1);
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print_hex("PRK", prk, 32);
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printf("[INFO] Extract done\n\n");
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passed++;
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printf("Test 3: HKDF-Expand\n");
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const uint8_t info[] = "application info";
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se050_hkdf_expand(okm, 64, prk, info, sizeof(info)-1);
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print_hex("OKM", okm, 64);
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printf("[INFO] Expand done\n\n");
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passed++;
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printf("Test 4: HKDF Combined\n");
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se050_hkdf(okm, 32, salt, sizeof(salt)-1, ikm, sizeof(ikm)-1, info, sizeof(info)-1);
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print_hex("HKDF Output", okm, 32);
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printf("[INFO] HKDF done\n\n");
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passed++;
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printf("Test 5: TAI64N Encode/Decode\n");
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se050_tai64n_encode(tai64n, 1609459200, 123456789);
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print_hex("TAI64N", tai64n, 12);
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se050_tai64n_decode(tai64n, &sec, &nsec);
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printf("Decoded: sec=%lu, nsec=%u\n", (unsigned long)sec, nsec);
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if (sec == 1609459200 && nsec == 123456789) {
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printf("[PASS] Round-trip OK\n\n"); passed++;
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} else {
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printf("[FAIL] Round-trip failed\n\n");
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}
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printf("Test 6: TAI64N Now\n");
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se050_tai64n_now(tai64n);
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print_hex("Current TAI64N", tai64n, 12);
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se050_tai64n_decode(tai64n, &sec, &nsec);
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printf("Decoded: sec=%lu, nsec=%u\n", (unsigned long)sec, nsec);
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printf("[INFO] Current time obtained\n\n");
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passed++;
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printf("Test 7: TAI64N Window Check\n");
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se050_tai64n_now(tai64n);
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se050_tai64n_now(current);
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int result = se050_tai64n_check_window(tai64n, current, 60);
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printf("Window check (60s): %s\n",
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result == 1 ? "PASS (within window)" : "FAIL");
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if (result == 1) {
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printf("[PASS]\n\n"); passed++;
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} else {
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printf("[FAIL]\n\n");
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}
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printf("========================================\n");
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printf("Passed: %d/7\n", passed);
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printf("========================================\n");
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return (passed == 7) ? 0 : 1;
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}
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