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Clean code

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This commit is contained in:
Zhi Guan
2026-06-22 23:40:58 +08:00
parent 8ed5e266d1
commit 5581ad21b8
18 changed files with 1105 additions and 1150 deletions
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40
tests/sphincstest.c
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@@ -512,9 +512,9 @@ static int test_sphincs_sign(void)
uint8_t msg[100] = {1, 2, 3, 0};
SPHINCS_SIGNATURE _sig;
SPHINCS_SIGNATURE *sig = &_sig;
SPHINCS_HASH256_CTX hash_ctx;
SPHINCS_HMAC256_CTX hmac_ctx;
sphincs_hash256_t dgst;
SM3_CTX hash_ctx;
SM3_HMAC_CTX hmac_ctx;
sphincs_sm3_digest_t dgst;
sphincs_hash128_t opt_rand;
@@ -553,30 +553,30 @@ static int test_sphincs_sign(void)
// 如果R是用M生成的，这意味着M要读取2遍，这就没办法用init/update范式了
// R = PRF_msg(sk_prf, optrand, M) = HMAC(sk_prf, opt_rand|M)
sphincs_hmac256_init(&hmac_ctx, key->sk_prf, sizeof(sphincs_hash128_t));
sphincs_hmac256_update(&hmac_ctx, opt_rand, sizeof(sphincs_hash128_t));
sphincs_hmac256_update(&hmac_ctx, msg, sizeof(msg));
sphincs_hmac256_finish(&hmac_ctx, dgst);
sm3_hmac_init(&hmac_ctx, key->sk_prf, sizeof(sphincs_hash128_t));
sm3_hmac_update(&hmac_ctx, opt_rand, sizeof(sphincs_hash128_t));
sm3_hmac_update(&hmac_ctx, msg, sizeof(msg));
sm3_hmac_finish(&hmac_ctx, dgst);
memcpy(sig->random, dgst, sizeof(sphincs_hash128_t));
// dgst = HASH256(R|seed|root|M)
sphincs_hash256_init(&hash_ctx);
sphincs_hash256_update(&hash_ctx, sig->random, sizeof(sphincs_hash128_t));
sphincs_hash256_update(&hash_ctx, key->public_key.seed, sizeof(sphincs_hash128_t));
sphincs_hash256_update(&hash_ctx, key->public_key.root, sizeof(sphincs_hash128_t));
sphincs_hash256_update(&hash_ctx, msg, sizeof(msg));
sphincs_hash256_finish(&hash_ctx, dgst);
// dgst = SM3(R|seed|root|M)
sm3_init(&hash_ctx);
sm3_update(&hash_ctx, sig->random, sizeof(sphincs_hash128_t));
sm3_update(&hash_ctx, key->public_key.seed, sizeof(sphincs_hash128_t));
sm3_update(&hash_ctx, key->public_key.root, sizeof(sphincs_hash128_t));
sm3_update(&hash_ctx, msg, sizeof(msg));
sm3_finish(&hash_ctx, dgst);
// tbs = H_msg(R, seed, root, M) = MGF1(R|seed|dgst, tbs_len)
for (i = 0; i < (SPHINCS_TBS_SIZE + 31)/32; i++) {
uint8_t count[4];
PUTU32(count, i);
sphincs_hash256_init(&hash_ctx);
sphincs_hash256_update(&hash_ctx, sig->random, sizeof(sphincs_hash128_t));
sphincs_hash256_update(&hash_ctx, key->public_key.seed, sizeof(sphincs_hash128_t));
sphincs_hash256_update(&hash_ctx, dgst, sizeof(dgst));
sphincs_hash256_update(&hash_ctx, count, sizeof(count));
sphincs_hash256_finish(&hash_ctx, tbs + sizeof(dgst) * i);
sm3_init(&hash_ctx);
sm3_update(&hash_ctx, sig->random, sizeof(sphincs_hash128_t));
sm3_update(&hash_ctx, key->public_key.seed, sizeof(sphincs_hash128_t));
sm3_update(&hash_ctx, dgst, sizeof(dgst));
sm3_update(&hash_ctx, count, sizeof(count));
sm3_finish(&hash_ctx, tbs + sizeof(dgst) * i);
}