frost/secp256k1-zkp
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Merge commits '4392f0f7 ' into temp-merge-1533

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mllwchrry committed 2026-02-09 13:10:17 +02:00
2 parents 0fb0eac97f 4392f0f717
commit 513e550e8a
21 files changed
+578 -581
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src/modules/schnorrsig_halfagg/tests_impl.h
+13 -13
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@@ -23,8 +23,8 @@ void test_schnorrsig_aggregate_input_helper(secp256k1_xonly_pubkey *pubkeys, uns
for (i = 0; i < n; ++i) {
unsigned char sk[32];
secp256k1_keypair keypair;
secp256k1_testrand256(sk);
secp256k1_testrand256(&msgs32[i*32]);
testrand256(sk);
testrand256(&msgs32[i*32]);
CHECK(secp256k1_keypair_create(CTX, &keypair, sk));
CHECK(secp256k1_keypair_xonly_pub(CTX, &pubkeys[i], NULL, &keypair));
@@ -43,8 +43,8 @@ void test_schnorrsig_aggregate(void) {
unsigned char aggsig[32*(N_MAX + 1) + 17];
size_t aggsig_len = sizeof(aggsig);
size_t n = secp256k1_testrand_int(N_MAX + 1);
size_t n_initial = secp256k1_testrand_int(n + 1);
size_t n = testrand_int(N_MAX + 1);
size_t n_initial = testrand_int(n + 1);
size_t n_new = n - n_initial;
test_schnorrsig_aggregate_input_helper(pubkeys, msgs32, sigs64, n);
@@ -168,8 +168,8 @@ void test_schnorrsig_aggverify_spec_vectors(void) {
}
static void test_schnorrsig_aggregate_api(void) {
size_t n = secp256k1_testrand_int(N_MAX + 1);
size_t n_initial = secp256k1_testrand_int(n + 1);
size_t n = testrand_int(N_MAX + 1);
size_t n_initial = testrand_int(n + 1);
size_t n_new = n - n_initial;
/* Test preparation. */
@@ -249,7 +249,7 @@ static void test_schnorrsig_aggregate_unforge(void) {
unsigned char sigs64[N_MAX*64];
unsigned char aggsig[32*(N_MAX + 1)];
size_t n = secp256k1_testrand_int(N_MAX + 1);
size_t n = testrand_int(N_MAX + 1);
/* Test 1: We fix a set of n messages and compute
* a random aggsig for them. This should not verify. */
@@ -259,7 +259,7 @@ static void test_schnorrsig_aggregate_unforge(void) {
size_t i;
/* Sample aggsig randomly */
for (i = 0; i < n + 1; ++i) {
secp256k1_testrand256(&aggsig[i*32]);
testrand256(&aggsig[i*32]);
}
/* Make sure that it does not verify */
CHECK(secp256k1_schnorrsig_aggverify(CTX, pubkeys, msgs32, n, aggsig, aggsig_len) == 0);
@@ -272,9 +272,9 @@ static void test_schnorrsig_aggregate_unforge(void) {
if (n > 0) {
size_t aggsig_len = sizeof(aggsig);
/* Replace a randomly chosen real sig with a random one. */
size_t k = secp256k1_testrand_int(n);
secp256k1_testrand256(&sigs64[k*64]);
secp256k1_testrand256(&sigs64[k*64+32]);
size_t k = testrand_int(n);
testrand256(&sigs64[k*64]);
testrand256(&sigs64[k*64+32]);
/* Aggregate the n signatures */
CHECK(secp256k1_schnorrsig_aggregate(CTX, aggsig, &aggsig_len, pubkeys, msgs32, sigs64, n));
/* Make sure the result does not verify */
@@ -290,7 +290,7 @@ static void test_schnorrsig_aggregate_unforge(void) {
/* Aggregate the n signatures */
CHECK(secp256k1_schnorrsig_aggregate(CTX, aggsig, &aggsig_len, pubkeys, msgs32, sigs64, n));
/* Change one of the messages */
k = secp256k1_testrand_int(32*n);
k = testrand_int(32*n);
msgs32[k] = msgs32[k]^0xff;
/* Make sure the result does not verify */
CHECK(secp256k1_schnorrsig_aggverify(CTX, pubkeys, msgs32, n, aggsig, aggsig_len) == 0);
@@ -304,7 +304,7 @@ static void test_schnorrsig_aggregate_overflow(void) {
unsigned char msgs32[N_MAX*32];
unsigned char sigs64[N_MAX*64];
unsigned char aggsig[32*(N_MAX + 1)];
size_t n = secp256k1_testrand_int(N_MAX + 1);
size_t n = testrand_int(N_MAX + 1);
/* We check that verification returns 0 if the s in aggsig overflows. */
test_schnorrsig_aggregate_input_helper(pubkeys, msgs32, sigs64, n);