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Update ECDSA

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This commit is contained in:
Zhi Guan
2026-06-25 14:29:51 +08:00
parent 8bd870d354
commit d804ea4e9b
9 changed files with 218 additions and 153 deletions
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39
tests/secp384r1_ecdsatest.c
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@@ -40,7 +40,7 @@ static int test_secp384r1_ecdsa_do_sign(void)
memset(dgst, 0, sizeof(dgst));
dgst[47] = 2;
if (secp384r1_ecdsa_do_sign_ex(&key, k, dgst, &sig) != 1) {
if (secp384r1_ecdsa_do_sign_ex(&key, k, dgst, sizeof(dgst), &sig) != 1) {
error_print();
return -1;
}
@@ -49,7 +49,7 @@ static int test_secp384r1_ecdsa_do_sign(void)
secp384r1_print(stderr, 0, 0, "s", sig.s);
if (secp384r1_ecdsa_do_verify(&key, dgst, &sig) != 1) {
if (secp384r1_ecdsa_do_verify(&key, dgst, sizeof(dgst), &sig) != 1) {
error_print();
return -1;
}
@@ -61,7 +61,9 @@ static int test_secp384r1_ecdsa_do_sign(void)
static int test_secp384r1_ecdsa_sign(void)
{
SECP384R1_KEY key;
uint8_t dgst[48];
uint8_t dgst32[32];
uint8_t dgst48[48];
uint8_t dgst31[31];
uint8_t sig[SECP384R1_ECDSA_SIGNATURE_MAX_SIZE];
size_t siglen;
@@ -69,19 +71,34 @@ static int test_secp384r1_ecdsa_sign(void)
error_print();
return -1;
}
memset(dgst, 0x5a, sizeof(dgst));
memset(dgst32, 0x32, sizeof(dgst32));
memset(dgst48, 0x48, sizeof(dgst48));
memset(dgst31, 0x31, sizeof(dgst31));
if (secp384r1_ecdsa_sign(&key, dgst, sig, &siglen) != 1
if (secp384r1_ecdsa_sign(&key, dgst48, sizeof(dgst48), sig, &siglen) != 1
|| siglen > sizeof(sig)) {
error_print();
return -1;
}
if (secp384r1_ecdsa_verify(&key, dgst, sig, siglen) != 1) {
if (secp384r1_ecdsa_verify(&key, dgst48, sizeof(dgst48), sig, siglen) != 1) {
error_print();
return -1;
}
dgst[0] ^= 0x01;
if (secp384r1_ecdsa_verify(&key, dgst, sig, siglen) != 0) {
dgst48[0] ^= 0x01;
if (secp384r1_ecdsa_verify(&key, dgst48, sizeof(dgst48), sig, siglen) != 0) {
error_print();
return -1;
}
if (secp384r1_ecdsa_sign(&key, dgst32, sizeof(dgst32), sig, &siglen) != 1
|| siglen > sizeof(sig)
|| secp384r1_ecdsa_verify(&key, dgst32, sizeof(dgst32), sig, siglen) != 1
|| secp384r1_ecdsa_sign_fixlen(&key, dgst32, sizeof(dgst32), siglen, sig) != 1
|| secp384r1_ecdsa_verify(&key, dgst32, sizeof(dgst32), sig, siglen) != 1) {
error_print();
return -1;
}
if (secp384r1_ecdsa_sign(&key, dgst31, sizeof(dgst31), sig, &siglen) >= 0
|| secp384r1_ecdsa_verify(&key, dgst31, sizeof(dgst31), sig, siglen) >= 0) {
error_print();
return -1;
}
@@ -144,7 +161,7 @@ static int test_secp384r1_ecdsa_verify_infinity(void)
error_print();
return -1;
}
if (secp384r1_ecdsa_do_verify(&key, dgst, &sig) != 0) {
if (secp384r1_ecdsa_do_verify(&key, dgst, sizeof(dgst), &sig) != 0) {
error_print();
return -1;
}
@@ -192,6 +209,10 @@ static int test_secp384r1_ecdsa_generic(void)
error_print();
return -1;
}
if (ecdsa_sign(&key, dgst32, 31, sig, &siglen) >= 0) {
error_print();
return -1;
}
printf("%s() ok\n", __FUNCTION__);
return 1;