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musig: remove test vectors

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These vectors are superseded by test vectors in BIP MuSig2 which will be added
in a later commit.
This commit is contained in:
Jonas Nick 2023-01-10 14:03:28 +00:00
parent a58c7d29bd
commit d800dd55db
No known key found for this signature in database
GPG Key ID: 4861DBF262123605
1 changed files with 0 additions and 531 deletions
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531
src/modules/musig/tests_impl.h
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@ -911,534 +911,6 @@ void musig_tweak_test(secp256k1_scratch_space *scratch) {
}
}
void musig_test_vectors_keyagg_helper(const unsigned char **pk_ser, int n_pks, const unsigned char *agg_pk_expected, int has_second_pk, int second_pk_idx) {
secp256k1_xonly_pubkey *pk = malloc(n_pks * sizeof(*pk));
const secp256k1_xonly_pubkey **pk_ptr = malloc(n_pks * sizeof(*pk_ptr));
secp256k1_keyagg_cache_internal cache_i;
secp256k1_xonly_pubkey agg_pk;
unsigned char agg_pk_ser[32];
secp256k1_musig_keyagg_cache keyagg_cache;
int i;
for (i = 0; i < n_pks; i++) {
CHECK(secp256k1_xonly_pubkey_parse(ctx, &pk[i], pk_ser[i]) == 1);
pk_ptr[i] = &pk[i];
}
CHECK(secp256k1_musig_pubkey_agg(ctx, NULL, &agg_pk, &keyagg_cache, pk_ptr, n_pks) == 1);
CHECK(secp256k1_keyagg_cache_load(ctx, &cache_i, &keyagg_cache) == 1);
CHECK(secp256k1_fe_is_zero(&cache_i.second_pk_x) == !has_second_pk);
if (!secp256k1_fe_is_zero(&cache_i.second_pk_x)) {
secp256k1_ge pk_pt;
CHECK(secp256k1_xonly_pubkey_load(ctx, &pk_pt, &pk[second_pk_idx]) == 1);
CHECK(secp256k1_fe_equal_var(&pk_pt.x, &cache_i.second_pk_x) == 1);
}
CHECK(secp256k1_xonly_pubkey_serialize(ctx, agg_pk_ser, &agg_pk) == 1);
/* TODO: remove when test vectors are not expected to change anymore */
/* int k, l; */
/* printf("const unsigned char agg_pk_expected[32] = {\n"); */
/* for (k = 0; k < 4; k++) { */
/* printf(" "); */
/* for (l = 0; l < 8; l++) { */
/* printf("0x%02X, ", agg_pk_ser[k*8+l]); */
/* } */
/* printf("\n"); */
/* } */
/* printf("};\n"); */
CHECK(secp256k1_memcmp_var(agg_pk_ser, agg_pk_expected, sizeof(agg_pk_ser)) == 0);
free(pk);
free(pk_ptr);
}
/* Test vector public keys */
const unsigned char vec_pk[3][32] = {
/* X1 */
{
0xF9, 0x30, 0x8A, 0x01, 0x92, 0x58, 0xC3, 0x10,
0x49, 0x34, 0x4F, 0x85, 0xF8, 0x9D, 0x52, 0x29,
0xB5, 0x31, 0xC8, 0x45, 0x83, 0x6F, 0x99, 0xB0,
0x86, 0x01, 0xF1, 0x13, 0xBC, 0xE0, 0x36, 0xF9
},
/* X2 */
{
0xDF, 0xF1, 0xD7, 0x7F, 0x2A, 0x67, 0x1C, 0x5F,
0x36, 0x18, 0x37, 0x26, 0xDB, 0x23, 0x41, 0xBE,
0x58, 0xFE, 0xAE, 0x1D, 0xA2, 0xDE, 0xCE, 0xD8,
0x43, 0x24, 0x0F, 0x7B, 0x50, 0x2B, 0xA6, 0x59
},
/* X3 */
{
0x35, 0x90, 0xA9, 0x4E, 0x76, 0x8F, 0x8E, 0x18,
0x15, 0xC2, 0xF2, 0x4B, 0x4D, 0x80, 0xA8, 0xE3,
0x14, 0x93, 0x16, 0xC3, 0x51, 0x8C, 0xE7, 0xB7,
0xAD, 0x33, 0x83, 0x68, 0xD0, 0x38, 0xCA, 0x66
}
};
void musig_test_vectors_keyagg(void) {
size_t i;
const unsigned char *pk[4];
const unsigned char agg_pk_expected[4][32] = {
{ /* 0 */
0xE5, 0x83, 0x01, 0x40, 0x51, 0x21, 0x95, 0xD7,
0x4C, 0x83, 0x07, 0xE3, 0x96, 0x37, 0xCB, 0xE5,
0xFB, 0x73, 0x0E, 0xBE, 0xAB, 0x80, 0xEC, 0x51,
0x4C, 0xF8, 0x8A, 0x87, 0x7C, 0xEE, 0xEE, 0x0B,
},
{ /* 1 */
0xD7, 0x0C, 0xD6, 0x9A, 0x26, 0x47, 0xF7, 0x39,
0x09, 0x73, 0xDF, 0x48, 0xCB, 0xFA, 0x2C, 0xCC,
0x40, 0x7B, 0x8B, 0x2D, 0x60, 0xB0, 0x8C, 0x5F,
0x16, 0x41, 0x18, 0x5C, 0x79, 0x98, 0xA2, 0x90,
},
{ /* 2 */
0x81, 0xA8, 0xB0, 0x93, 0x91, 0x2C, 0x9E, 0x48,
0x14, 0x08, 0xD0, 0x97, 0x76, 0xCE, 0xFB, 0x48,
0xAE, 0xB8, 0xB6, 0x54, 0x81, 0xB6, 0xBA, 0xAF,
0xB3, 0xC5, 0x81, 0x01, 0x06, 0x71, 0x7B, 0xEB,
},
{ /* 3 */
0x2E, 0xB1, 0x88, 0x51, 0x88, 0x7E, 0x7B, 0xDC,
0x5E, 0x83, 0x0E, 0x89, 0xB1, 0x9D, 0xDB, 0xC2,
0x80, 0x78, 0xF1, 0xFA, 0x88, 0xAA, 0xD0, 0xAD,
0x01, 0xCA, 0x06, 0xFE, 0x4F, 0x80, 0x21, 0x0B,
},
};
for (i = 0; i < sizeof(agg_pk_expected)/sizeof(agg_pk_expected[0]); i++) {
size_t n_pks;
int has_second_pk;
int second_pk_idx;
switch (i) {
case 0:
/* [X1, X2, X3] */
n_pks = 3;
pk[0] = vec_pk[0];
pk[1] = vec_pk[1];
pk[2] = vec_pk[2];
has_second_pk = 1;
second_pk_idx = 1;
break;
case 1:
/* [X3, X2, X1] */
n_pks = 3;
pk[2] = vec_pk[0];
pk[1] = vec_pk[1];
pk[0] = vec_pk[2];
has_second_pk = 1;
second_pk_idx = 1;
break;
case 2:
/* [X1, X1, X1] */
n_pks = 3;
pk[0] = vec_pk[0];
pk[1] = vec_pk[0];
pk[2] = vec_pk[0];
has_second_pk = 0;
second_pk_idx = 0; /* unchecked */
break;
case 3:
/* [X1, X1, X2, X2] */
n_pks = 4;
pk[0] = vec_pk[0];
pk[1] = vec_pk[0];
pk[2] = vec_pk[1];
pk[3] = vec_pk[1];
has_second_pk = 1;
second_pk_idx = 2; /* second_pk_idx = 3 is equally valid */
break;
default:
CHECK(0);
}
musig_test_vectors_keyagg_helper(pk, n_pks, agg_pk_expected[i], has_second_pk, second_pk_idx);
}
}
void musig_test_vectors_noncegen(void) {
enum { N = 3 };
secp256k1_scalar k[N][2];
const unsigned char k32_expected[N][2][32] = {
{
{
0x8D, 0xD0, 0x99, 0x51, 0x79, 0x50, 0x5E, 0xB1,
0x27, 0x3A, 0x07, 0x11, 0x58, 0x23, 0xC8, 0x6E,
0xF7, 0x14, 0x39, 0x0F, 0xDE, 0x2D, 0xEE, 0xB6,
0xF9, 0x31, 0x6A, 0xEE, 0xBE, 0x5C, 0x71, 0xFC,
},
{
0x73, 0x29, 0x2E, 0x47, 0x11, 0x34, 0x7D, 0xD3,
0x9E, 0x36, 0x05, 0xEE, 0xD6, 0x45, 0x65, 0x49,
0xB3, 0x0F, 0x3B, 0xC7, 0x16, 0x22, 0x5A, 0x18,
0x65, 0xBA, 0xE1, 0xD9, 0x84, 0xEF, 0xF8, 0x9D,
},
},
/* msg32 is NULL */
{
{
0x67, 0x02, 0x5A, 0xF2, 0xA3, 0x56, 0x0B, 0xFC,
0x1D, 0x95, 0xBD, 0xA6, 0xB2, 0x0B, 0x21, 0x50,
0x97, 0x63, 0xDB, 0x17, 0x3B, 0xD9, 0x37, 0x30,
0x17, 0x24, 0x66, 0xEC, 0xAF, 0xA2, 0x60, 0x3B,
},
{
0x0B, 0x1D, 0x9E, 0x8F, 0x43, 0xBD, 0xAE, 0x69,
0x99, 0x6E, 0x0E, 0x3A, 0xBC, 0x30, 0x06, 0x4C,
0x52, 0x37, 0x3E, 0x05, 0x3E, 0x70, 0xC6, 0xD6,
0x18, 0x4B, 0xFA, 0xDA, 0xE0, 0xF0, 0xE2, 0xD9,
},
},
/* All fields except session_id are NULL */
{
{
0xA6, 0xC3, 0x24, 0xC7, 0xE8, 0xD1, 0x8A, 0xAA,
0x59, 0xD7, 0xB4, 0x74, 0xDD, 0x73, 0x82, 0x6D,
0x7E, 0x74, 0x91, 0x3F, 0x9B, 0x36, 0x12, 0xE4,
0x4F, 0x28, 0x6E, 0x07, 0x54, 0x14, 0x58, 0x21,
},
{
0x4E, 0x75, 0xD3, 0x81, 0xCD, 0xB7, 0x3C, 0x68,
0xA0, 0x7E, 0x64, 0x15, 0xE0, 0x0E, 0x89, 0x32,
0x44, 0x21, 0x87, 0x4F, 0x4E, 0x03, 0xE8, 0x67,
0x73, 0x4E, 0x33, 0x20, 0xCE, 0x24, 0xBA, 0x8E,
},
},
};
unsigned char args[5][32];
int i, j;
for (i = 0; i < 5; i++) {
memset(args[i], i, sizeof(args[i]));
}
secp256k1_nonce_function_musig(k[0], args[0], args[1], args[2], args[3], args[4]);
secp256k1_nonce_function_musig(k[1], args[0], NULL, args[2], args[3], args[4]);
secp256k1_nonce_function_musig(k[2], args[0], NULL, NULL, NULL, NULL);
/* TODO: remove when test vectors are not expected to change anymore */
/* int t, u; */
/* printf("const unsigned char k32_expected[N][2][32] = {\n"); */
/* for (i = 0; i < N; i++) { */
/* printf(" {\n"); */
/* for (j = 0; j < 2; j++) { */
/* unsigned char k32[32]; */
/* secp256k1_scalar_get_b32(k32, &k[i][j]); */
/* printf(" {\n"); */
/* for (t = 0; t < 4; t++) { */
/* printf(" "); */
/* for (u = 0; u < 8; u++) { */
/* printf("0x%02X, ", k32[t*8+u]); */
/* } */
/* printf("\n"); */
/* } */
/* printf(" },\n"); */
/* } */
/* printf(" },\n"); */
/* } */
/* printf("};\n"); */
for (i = 0; i < N; i++) {
for (j = 0; j < 2; j++) {
unsigned char k32[32];
secp256k1_scalar_get_b32(k32, &k[i][j]);
CHECK(secp256k1_memcmp_var(k32, k32_expected[i][j], 32) == 0);
}
}
}
void musig_test_vectors_sign_helper(secp256k1_musig_keyagg_cache *keyagg_cache, int *fin_nonce_parity, unsigned char *sig, const unsigned char *secnonce_bytes, const unsigned char *agg_pubnonce_ser, const unsigned char *sk, const unsigned char *msg, const unsigned char tweak[][32], const int *is_xonly_t, int n_tweaks, const secp256k1_pubkey *adaptor, const unsigned char **pk_ser, int signer_pos) {
secp256k1_keypair signer_keypair;
secp256k1_musig_secnonce secnonce;
secp256k1_xonly_pubkey pk[3];
const secp256k1_xonly_pubkey *pk_ptr[3];
secp256k1_xonly_pubkey agg_pk;
secp256k1_musig_session session;
secp256k1_musig_aggnonce agg_pubnonce;
secp256k1_musig_partial_sig partial_sig;
int i;
CHECK(create_keypair_and_pk(&signer_keypair, &pk[signer_pos], sk) == 1);
for (i = 0; i < 3; i++) {
if (i != signer_pos) {
int offset = i < signer_pos ? 0 : -1;
CHECK(secp256k1_xonly_pubkey_parse(ctx, &pk[i], pk_ser[i + offset]) == 1);
}
pk_ptr[i] = &pk[i];
}
CHECK(secp256k1_musig_pubkey_agg(ctx, NULL, &agg_pk, keyagg_cache, pk_ptr, 3) == 1);
for (i = 0; i < n_tweaks; i++) {
if (is_xonly_t[i]) {
CHECK(secp256k1_musig_pubkey_xonly_tweak_add(ctx, NULL, keyagg_cache, tweak[i]) == 1);
} else {
CHECK(secp256k1_musig_pubkey_ec_tweak_add(ctx, NULL, keyagg_cache, tweak[i]) == 1);
}
}
memcpy(&secnonce.data[0], secp256k1_musig_secnonce_magic, 4);
memcpy(&secnonce.data[4], secnonce_bytes, sizeof(secnonce.data) - 4);
CHECK(secp256k1_musig_aggnonce_parse(ctx, &agg_pubnonce, agg_pubnonce_ser) == 1);
CHECK(secp256k1_musig_nonce_process(ctx, &session, &agg_pubnonce, msg, keyagg_cache, adaptor) == 1);
CHECK(secp256k1_musig_partial_sign(ctx, &partial_sig, &secnonce, &signer_keypair, keyagg_cache, &session) == 1);
CHECK(secp256k1_musig_nonce_parity(ctx, fin_nonce_parity, &session) == 1);
memcpy(sig, &partial_sig.data[4], 32);
}
int musig_test_pk_parity(const secp256k1_musig_keyagg_cache *keyagg_cache) {
secp256k1_keyagg_cache_internal cache_i;
CHECK(secp256k1_keyagg_cache_load(ctx, &cache_i, keyagg_cache) == 1);
return secp256k1_fe_is_odd(&cache_i.pk.y);
}
int musig_test_is_second_pk(const secp256k1_musig_keyagg_cache *keyagg_cache, const unsigned char *sk) {
secp256k1_ge pkp;
secp256k1_xonly_pubkey pk;
secp256k1_keyagg_cache_internal cache_i;
CHECK(create_keypair_and_pk(NULL, &pk, sk));
CHECK(secp256k1_xonly_pubkey_load(ctx, &pkp, &pk));
CHECK(secp256k1_keyagg_cache_load(ctx, &cache_i, keyagg_cache));
return secp256k1_fe_equal_var(&cache_i.second_pk_x, &pkp.x);
}
/* TODO: Add test vectors for failed signing */
void musig_test_vectors_sign(void) {
unsigned char sig[32];
secp256k1_musig_keyagg_cache keyagg_cache;
int fin_nonce_parity;
const unsigned char secnonce[64] = {
0x50, 0x8B, 0x81, 0xA6, 0x11, 0xF1, 0x00, 0xA6,
0xB2, 0xB6, 0xB2, 0x96, 0x56, 0x59, 0x08, 0x98,
0xAF, 0x48, 0x8B, 0xCF, 0x2E, 0x1F, 0x55, 0xCF,
0x22, 0xE5, 0xCF, 0xB8, 0x44, 0x21, 0xFE, 0x61,
0xFA, 0x27, 0xFD, 0x49, 0xB1, 0xD5, 0x00, 0x85,
0xB4, 0x81, 0x28, 0x5E, 0x1C, 0xA2, 0x05, 0xD5,
0x5C, 0x82, 0xCC, 0x1B, 0x31, 0xFF, 0x5C, 0xD5,
0x4A, 0x48, 0x98, 0x29, 0x35, 0x59, 0x01, 0xF7,
};
/* The nonces are already aggregated */
const unsigned char agg_pubnonce[66] = {
0x02,
0x84, 0x65, 0xFC, 0xF0, 0xBB, 0xDB, 0xCF, 0x44,
0x3A, 0xAB, 0xCC, 0xE5, 0x33, 0xD4, 0x2B, 0x4B,
0x5A, 0x10, 0x96, 0x6A, 0xC0, 0x9A, 0x49, 0x65,
0x5E, 0x8C, 0x42, 0xDA, 0xAB, 0x8F, 0xCD, 0x61,
0x03,
0x74, 0x96, 0xA3, 0xCC, 0x86, 0x92, 0x6D, 0x45,
0x2C, 0xAF, 0xCF, 0xD5, 0x5D, 0x25, 0x97, 0x2C,
0xA1, 0x67, 0x5D, 0x54, 0x93, 0x10, 0xDE, 0x29,
0x6B, 0xFF, 0x42, 0xF7, 0x2E, 0xEE, 0xA8, 0xC9,
};
const unsigned char sk[32] = {
0x7F, 0xB9, 0xE0, 0xE6, 0x87, 0xAD, 0xA1, 0xEE,
0xBF, 0x7E, 0xCF, 0xE2, 0xF2, 0x1E, 0x73, 0xEB,
0xDB, 0x51, 0xA7, 0xD4, 0x50, 0x94, 0x8D, 0xFE,
0x8D, 0x76, 0xD7, 0xF2, 0xD1, 0x00, 0x76, 0x71,
};
const unsigned char msg[32] = {
0xF9, 0x54, 0x66, 0xD0, 0x86, 0x77, 0x0E, 0x68,
0x99, 0x64, 0x66, 0x42, 0x19, 0x26, 0x6F, 0xE5,
0xED, 0x21, 0x5C, 0x92, 0xAE, 0x20, 0xBA, 0xB5,
0xC9, 0xD7, 0x9A, 0xDD, 0xDD, 0xF3, 0xC0, 0xCF,
};
const unsigned char *pk[2] = { vec_pk[0], vec_pk[1] };
{
/* This is a test where the combined public key point has an _odd_ y
* coordinate, the signer _is not_ the second pubkey in the list and the
* nonce parity is 1. */
const unsigned char sig_expected[32] = {
0x68, 0x53, 0x7C, 0xC5, 0x23, 0x4E, 0x50, 0x5B,
0xD1, 0x40, 0x61, 0xF8, 0xDA, 0x9E, 0x90, 0xC2,
0x20, 0xA1, 0x81, 0x85, 0x5F, 0xD8, 0xBD, 0xB7,
0xF1, 0x27, 0xBB, 0x12, 0x40, 0x3B, 0x4D, 0x3B,
};
musig_test_vectors_sign_helper(&keyagg_cache, &fin_nonce_parity, sig, secnonce, agg_pubnonce, sk, msg, NULL, NULL, 0, NULL, pk, 0);
/* TODO: remove when test vectors are not expected to change anymore */
/* int k, l; */
/* printf("const unsigned char sig_expected[32] = {\n"); */
/* for (k = 0; k < 4; k++) { */
/* printf(" "); */
/* for (l = 0; l < 8; l++) { */
/* printf("0x%02X, ", sig[k*8+l]); */
/* } */
/* printf("\n"); */
/* } */
/* printf("};\n"); */
/* Check that the description of the test vector is correct */
CHECK(musig_test_pk_parity(&keyagg_cache) == 1);
CHECK(!musig_test_is_second_pk(&keyagg_cache, sk));
CHECK(fin_nonce_parity == 1);
CHECK(secp256k1_memcmp_var(sig, sig_expected, 32) == 0);
}
{
/* This is a test where the aggregate public key point has an _even_ y
* coordinate, the signer _is_ the second pubkey in the list and the
* nonce parity is 0. */
const unsigned char sig_expected[32] = {
0x2D, 0xF6, 0x7B, 0xFF, 0xF1, 0x8E, 0x3D, 0xE7,
0x97, 0xE1, 0x3C, 0x64, 0x75, 0xC9, 0x63, 0x04,
0x81, 0x38, 0xDA, 0xEC, 0x5C, 0xB2, 0x0A, 0x35,
0x7C, 0xEC, 0xA7, 0xC8, 0x42, 0x42, 0x95, 0xEA,
};
musig_test_vectors_sign_helper(&keyagg_cache, &fin_nonce_parity, sig, secnonce, agg_pubnonce, sk, msg, NULL, NULL, 0, NULL, pk, 1);
/* Check that the description of the test vector is correct */
CHECK(musig_test_pk_parity(&keyagg_cache) == 0);
CHECK(musig_test_is_second_pk(&keyagg_cache, sk));
CHECK(fin_nonce_parity == 0);
CHECK(secp256k1_memcmp_var(sig, sig_expected, 32) == 0);
}
{
/* This is a test where the parity of aggregate public key point (1) is unequal to the
* nonce parity (0). */
const unsigned char sig_expected[32] = {
0x0D, 0x5B, 0x65, 0x1E, 0x6D, 0xE3, 0x4A, 0x29,
0xA1, 0x2D, 0xE7, 0xA8, 0xB4, 0x18, 0x3B, 0x4A,
0xE6, 0xA7, 0xF7, 0xFB, 0xE1, 0x5C, 0xDC, 0xAF,
0xA4, 0xA3, 0xD1, 0xBC, 0xAA, 0xBC, 0x75, 0x17,
};
musig_test_vectors_sign_helper(&keyagg_cache, &fin_nonce_parity, sig, secnonce, agg_pubnonce, sk, msg, NULL, NULL, 0, NULL, pk, 2);
/* Check that the description of the test vector is correct */
CHECK(musig_test_pk_parity(&keyagg_cache) == 1);
CHECK(fin_nonce_parity == 0);
CHECK(!musig_test_is_second_pk(&keyagg_cache, sk));
CHECK(secp256k1_memcmp_var(sig, sig_expected, 32) == 0);
}
{
/* This is a test that includes an xonly public key tweak. */
const unsigned char sig_expected[32] = {
0x5E, 0x24, 0xC7, 0x49, 0x6B, 0x56, 0x5D, 0xEB,
0xC3, 0xB9, 0x63, 0x9E, 0x6F, 0x13, 0x04, 0xA2,
0x15, 0x97, 0xF9, 0x60, 0x3D, 0x3A, 0xB0, 0x5B,
0x49, 0x13, 0x64, 0x17, 0x75, 0xE1, 0x37, 0x5B,
};
const unsigned char tweak[1][32] = {{
0xE8, 0xF7, 0x91, 0xFF, 0x92, 0x25, 0xA2, 0xAF,
0x01, 0x02, 0xAF, 0xFF, 0x4A, 0x9A, 0x72, 0x3D,
0x96, 0x12, 0xA6, 0x82, 0xA2, 0x5E, 0xBE, 0x79,
0x80, 0x2B, 0x26, 0x3C, 0xDF, 0xCD, 0x83, 0xBB,
}};
int is_xonly_t[1] = { 1 };
musig_test_vectors_sign_helper(&keyagg_cache, &fin_nonce_parity, sig, secnonce, agg_pubnonce, sk, msg, tweak, is_xonly_t, 1, NULL, pk, 2);
CHECK(musig_test_pk_parity(&keyagg_cache) == 1);
CHECK(!musig_test_is_second_pk(&keyagg_cache, sk));
CHECK(fin_nonce_parity == 1);
CHECK(secp256k1_memcmp_var(sig, sig_expected, 32) == 0);
}
{
/* This is a test that includes an ordinary public key tweak. */
const unsigned char sig_expected[32] = {
0x78, 0x40, 0x8D, 0xDC, 0xAB, 0x48, 0x13, 0xD1,
0x39, 0x4C, 0x97, 0xD4, 0x93, 0xEF, 0x10, 0x84,
0x19, 0x5C, 0x1D, 0x4B, 0x52, 0xE6, 0x3E, 0xCD,
0x7B, 0xC5, 0x99, 0x16, 0x44, 0xE4, 0x4D, 0xDD,
};
const unsigned char tweak[1][32] = {{
0xE8, 0xF7, 0x91, 0xFF, 0x92, 0x25, 0xA2, 0xAF,
0x01, 0x02, 0xAF, 0xFF, 0x4A, 0x9A, 0x72, 0x3D,
0x96, 0x12, 0xA6, 0x82, 0xA2, 0x5E, 0xBE, 0x79,
0x80, 0x2B, 0x26, 0x3C, 0xDF, 0xCD, 0x83, 0xBB,
}};
int is_xonly_t[1] = { 0 };
musig_test_vectors_sign_helper(&keyagg_cache, &fin_nonce_parity, sig, secnonce, agg_pubnonce, sk, msg, tweak, is_xonly_t, 1, NULL, pk, 2);
CHECK(musig_test_pk_parity(&keyagg_cache) == 1);
CHECK(!musig_test_is_second_pk(&keyagg_cache, sk));
CHECK(fin_nonce_parity == 0);
CHECK(secp256k1_memcmp_var(sig, sig_expected, 32) == 0);
}
{
/* This is a test that includes an ordinary and an x-only public key tweak. */
const unsigned char sig_expected[32] = {
0xC3, 0xA8, 0x29, 0xA8, 0x14, 0x80, 0xE3, 0x6E,
0xC3, 0xAB, 0x05, 0x29, 0x64, 0x50, 0x9A, 0x94,
0xEB, 0xF3, 0x42, 0x10, 0x40, 0x3D, 0x16, 0xB2,
0x26, 0xA6, 0xF1, 0x6E, 0xC8, 0x5B, 0x73, 0x57,
};
const unsigned char tweak[2][32] = {
{
0xE8, 0xF7, 0x91, 0xFF, 0x92, 0x25, 0xA2, 0xAF,
0x01, 0x02, 0xAF, 0xFF, 0x4A, 0x9A, 0x72, 0x3D,
0x96, 0x12, 0xA6, 0x82, 0xA2, 0x5E, 0xBE, 0x79,
0x80, 0x2B, 0x26, 0x3C, 0xDF, 0xCD, 0x83, 0xBB,
},
{
0xAE, 0x2E, 0xA7, 0x97, 0xCC, 0x0F, 0xE7, 0x2A,
0xC5, 0xB9, 0x7B, 0x97, 0xF3, 0xC6, 0x95, 0x7D,
0x7E, 0x41, 0x99, 0xA1, 0x67, 0xA5, 0x8E, 0xB0,
0x8B, 0xCA, 0xFF, 0xDA, 0x70, 0xAC, 0x04, 0x55,
},
};
int is_xonly_t[2] = { 0, 1 };
musig_test_vectors_sign_helper(&keyagg_cache, &fin_nonce_parity, sig, secnonce, agg_pubnonce, sk, msg, tweak, is_xonly_t, 2, NULL, pk, 2);
CHECK(musig_test_pk_parity(&keyagg_cache) == 0);
CHECK(!musig_test_is_second_pk(&keyagg_cache, sk));
CHECK(fin_nonce_parity == 0);
CHECK(secp256k1_memcmp_var(sig, sig_expected, 32) == 0);
}
{
/* This is a test with four tweaks: x-only, ordinary, x-only, ordinary. */
const unsigned char sig_expected[32] = {
0x8C, 0x44, 0x73, 0xC6, 0xA3, 0x82, 0xBD, 0x3C,
0x4A, 0xD7, 0xBE, 0x59, 0x81, 0x8D, 0xA5, 0xED,
0x7C, 0xF8, 0xCE, 0xC4, 0xBC, 0x21, 0x99, 0x6C,
0xFD, 0xA0, 0x8B, 0xB4, 0x31, 0x6B, 0x8B, 0xC7,
};
const unsigned char tweak[4][32] = {
{
0xE8, 0xF7, 0x91, 0xFF, 0x92, 0x25, 0xA2, 0xAF,
0x01, 0x02, 0xAF, 0xFF, 0x4A, 0x9A, 0x72, 0x3D,
0x96, 0x12, 0xA6, 0x82, 0xA2, 0x5E, 0xBE, 0x79,
0x80, 0x2B, 0x26, 0x3C, 0xDF, 0xCD, 0x83, 0xBB,
},
{
0xAE, 0x2E, 0xA7, 0x97, 0xCC, 0x0F, 0xE7, 0x2A,
0xC5, 0xB9, 0x7B, 0x97, 0xF3, 0xC6, 0x95, 0x7D,
0x7E, 0x41, 0x99, 0xA1, 0x67, 0xA5, 0x8E, 0xB0,
0x8B, 0xCA, 0xFF, 0xDA, 0x70, 0xAC, 0x04, 0x55,
},
{
0xF5, 0x2E, 0xCB, 0xC5, 0x65, 0xB3, 0xD8, 0xBE,
0xA2, 0xDF, 0xD5, 0xB7, 0x5A, 0x4F, 0x45, 0x7E,
0x54, 0x36, 0x98, 0x09, 0x32, 0x2E, 0x41, 0x20,
0x83, 0x16, 0x26, 0xF2, 0x90, 0xFA, 0x87, 0xE0,
},
{
0x19, 0x69, 0xAD, 0x73, 0xCC, 0x17, 0x7F, 0xA0,
0xB4, 0xFC, 0xED, 0x6D, 0xF1, 0xF7, 0xBF, 0x99,
0x07, 0xE6, 0x65, 0xFD, 0xE9, 0xBA, 0x19, 0x6A,
0x74, 0xFE, 0xD0, 0xA3, 0xCF, 0x5A, 0xEF, 0x9D,
},
};
int is_xonly_t[4] = { 1, 0, 1, 0 };
musig_test_vectors_sign_helper(&keyagg_cache, &fin_nonce_parity, sig, secnonce, agg_pubnonce, sk, msg, tweak, is_xonly_t, 4, NULL, pk, 2);
CHECK(musig_test_pk_parity(&keyagg_cache) == 0);
CHECK(!musig_test_is_second_pk(&keyagg_cache, sk));
CHECK(fin_nonce_parity == 1);
CHECK(secp256k1_memcmp_var(sig, sig_expected, 32) == 0);
}
{
/* This is a test that includes an adaptor. */
const unsigned char sig_expected[32] = {
0xD7, 0x67, 0xD0, 0x7D, 0x9A, 0xB8, 0x19, 0x8C,
0x9F, 0x64, 0xE3, 0xFD, 0x9F, 0x7B, 0x8B, 0xAA,
0xC6, 0x05, 0xF1, 0x8D, 0xFF, 0x18, 0x95, 0x24,
0x2D, 0x93, 0x95, 0xD9, 0xC8, 0xE6, 0xDD, 0x7C,
};
const unsigned char sec_adaptor[32] = {
0xD5, 0x6A, 0xD1, 0x85, 0x00, 0xF2, 0xD7, 0x8A,
0xB9, 0x54, 0x80, 0x53, 0x76, 0xF3, 0x9D, 0x1B,
0x6D, 0x62, 0x04, 0x95, 0x12, 0x39, 0x04, 0x6D,
0x99, 0x3A, 0x9C, 0x31, 0xE0, 0xF4, 0x78, 0x71,
};
secp256k1_pubkey pub_adaptor;
CHECK(secp256k1_ec_pubkey_create(ctx, &pub_adaptor, sec_adaptor) == 1);
musig_test_vectors_sign_helper(&keyagg_cache, &fin_nonce_parity, sig, secnonce, agg_pubnonce, sk, msg, NULL, NULL, 0, &pub_adaptor, pk, 2);
CHECK(musig_test_pk_parity(&keyagg_cache) == 1);
CHECK(!musig_test_is_second_pk(&keyagg_cache, sk));
CHECK(fin_nonce_parity == 1);
CHECK(secp256k1_memcmp_var(sig, sig_expected, 32) == 0);
}
}
void run_musig_tests(void) {
int i;
secp256k1_scratch_space *scratch = secp256k1_scratch_space_create(ctx, 1024 * 1024);
@ -1455,9 +927,6 @@ void run_musig_tests(void) {
musig_tweak_test(scratch);
}
sha256_tag_test();
musig_test_vectors_keyagg();
musig_test_vectors_noncegen();
musig_test_vectors_sign();
secp256k1_scratch_space_destroy(ctx, scratch);
}