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src/secp256k1/src/modules/schnorr/tests_impl.h
- This file was added.
/********************************************************************** | |||||
* Copyright (c) 2017 Amaury SÉCHET * | |||||
* Distributed under the MIT software license, see the accompanying * | |||||
* file COPYING or http://www.opensource.org/licenses/mit-license.php.* | |||||
**********************************************************************/ | |||||
#ifndef SECP256K1_MODULE_SCHNORR_TESTS | |||||
#define SECP256K1_MODULE_SCHNORR_TESTS | |||||
#include "include/secp256k1_schnorr.h" | |||||
void test_schnorr_end_to_end(void) { | |||||
unsigned char privkey[32]; | |||||
unsigned char message[32]; | |||||
unsigned char schnorr_signature[64]; | |||||
secp256k1_pubkey pubkey; | |||||
/* Generate a random key and message. */ | |||||
{ | |||||
secp256k1_scalar key; | |||||
random_scalar_order_test(&key); | |||||
secp256k1_scalar_get_b32(privkey, &key); | |||||
secp256k1_rand256_test(message); | |||||
} | |||||
/* Construct and verify corresponding public key. */ | |||||
CHECK(secp256k1_ec_seckey_verify(ctx, privkey) == 1); | |||||
CHECK(secp256k1_ec_pubkey_create(ctx, &pubkey, privkey) == 1); | |||||
/* Schnorr sign. */ | |||||
CHECK(secp256k1_schnorr_sign(ctx, schnorr_signature, message, privkey, &pubkey, NULL, NULL) == 1); | |||||
CHECK(secp256k1_schnorr_verify(ctx, schnorr_signature, message, &pubkey) == 1); | |||||
/* Destroy signature and verify again. */ | |||||
schnorr_signature[secp256k1_rand_bits(6)] += 1 + secp256k1_rand_int(255); | |||||
CHECK(secp256k1_schnorr_verify(ctx, schnorr_signature, message, &pubkey) == 0); | |||||
} | |||||
#define SIG_COUNT 32 | |||||
void test_schnorr_sign_verify(void) { | |||||
unsigned char msg32[32]; | |||||
unsigned char sig64[SIG_COUNT][64]; | |||||
secp256k1_gej pubkeyj[SIG_COUNT]; | |||||
secp256k1_ge pubkey[SIG_COUNT]; | |||||
secp256k1_scalar nonce[SIG_COUNT], key[SIG_COUNT]; | |||||
int i, j; | |||||
secp256k1_rand256_test(msg32); | |||||
for (i = 0; i < SIG_COUNT; i++) { | |||||
random_scalar_order_test(&key[i]); | |||||
secp256k1_ecmult_gen(&ctx->ecmult_gen_ctx, &pubkeyj[i], &key[i]); | |||||
secp256k1_ge_set_gej_var(&pubkey[i], &pubkeyj[i]); | |||||
secp256k1_fe_normalize(&pubkey[i].x); | |||||
secp256k1_fe_normalize(&pubkey[i].y); | |||||
do { | |||||
random_scalar_order_test(&nonce[i]); | |||||
if (secp256k1_schnorr_sig_sign(&ctx->ecmult_gen_ctx, sig64[i], &key[i], &pubkey[i], &nonce[i], msg32)) { | |||||
break; | |||||
} | |||||
} while(1); | |||||
CHECK(secp256k1_schnorr_sig_verify(&ctx->ecmult_ctx, sig64[i], &pubkey[i], msg32)); | |||||
/* Apply several random modifications to the sig and check that it | |||||
* doesn't verify anymore. */ | |||||
for (j = 0; j < count; j++) { | |||||
int pos = secp256k1_rand_bits(6); | |||||
int mod = 1 + secp256k1_rand_int(255); | |||||
sig64[i][pos] ^= mod; | |||||
CHECK(secp256k1_schnorr_sig_verify(&ctx->ecmult_ctx, sig64[i], &pubkey[i], msg32) == 0); | |||||
sig64[i][pos] ^= mod; | |||||
} | |||||
} | |||||
} | |||||
#undef SIG_COUNT | |||||
void run_schnorr_compact_test(void) { | |||||
{ | |||||
/* Test vector 1 */ | |||||
static const unsigned char pkbuf[33] = { | |||||
0x02, | |||||
0x79, 0xBE, 0x66, 0x7E, 0xF9, 0xDC, 0xBB, 0xAC, | |||||
0x55, 0xA0, 0x62, 0x95, 0xCE, 0x87, 0x0B, 0x07, | |||||
0x02, 0x9B, 0xFC, 0xDB, 0x2D, 0xCE, 0x28, 0xD9, | |||||
0x59, 0xF2, 0x81, 0x5B, 0x16, 0xF8, 0x17, 0x98, | |||||
}; | |||||
static const unsigned char msg[32] = { | |||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |||||
}; | |||||
static const unsigned char sig[64] = { | |||||
0x78, 0x7A, 0x84, 0x8E, 0x71, 0x04, 0x3D, 0x28, | |||||
0x0C, 0x50, 0x47, 0x0E, 0x8E, 0x15, 0x32, 0xB2, | |||||
0xDD, 0x5D, 0x20, 0xEE, 0x91, 0x2A, 0x45, 0xDB, | |||||
0xDD, 0x2B, 0xD1, 0xDF, 0xBF, 0x18, 0x7E, 0xF6, | |||||
0x70, 0x31, 0xA9, 0x88, 0x31, 0x85, 0x9D, 0xC3, | |||||
0x4D, 0xFF, 0xEE, 0xDD, 0xA8, 0x68, 0x31, 0x84, | |||||
0x2C, 0xCD, 0x00, 0x79, 0xE1, 0xF9, 0x2A, 0xF1, | |||||
0x77, 0xF7, 0xF2, 0x2C, 0xC1, 0xDC, 0xED, 0x05, | |||||
}; | |||||
secp256k1_pubkey pubkey; | |||||
CHECK(secp256k1_ec_pubkey_parse(ctx, &pubkey, pkbuf, 33)); | |||||
CHECK(secp256k1_schnorr_verify(ctx, sig, msg, &pubkey)); | |||||
} | |||||
{ | |||||
/* Test vector 2 */ | |||||
static const unsigned char pkbuf[33] = { | |||||
0x02, | |||||
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, | |||||
}; | |||||
static const unsigned char msg[32] = { | |||||
0x24, 0x3F, 0x6A, 0x88, 0x85, 0xA3, 0x08, 0xD3, | |||||
0x13, 0x19, 0x8A, 0x2E, 0x03, 0x70, 0x73, 0x44, | |||||
0xA4, 0x09, 0x38, 0x22, 0x29, 0x9F, 0x31, 0xD0, | |||||
0x08, 0x2E, 0xFA, 0x98, 0xEC, 0x4E, 0x6C, 0x89, | |||||
}; | |||||
static const unsigned char sig[64] = { | |||||
0x2A, 0x29, 0x8D, 0xAC, 0xAE, 0x57, 0x39, 0x5A, | |||||
0x15, 0xD0, 0x79, 0x5D, 0xDB, 0xFD, 0x1D, 0xCB, | |||||
0x56, 0x4D, 0xA8, 0x2B, 0x0F, 0x26, 0x9B, 0xC7, | |||||
0x0A, 0x74, 0xF8, 0x22, 0x04, 0x29, 0xBA, 0x1D, | |||||
0x1E, 0x51, 0xA2, 0x2C, 0xCE, 0xC3, 0x55, 0x99, | |||||
0xB8, 0xF2, 0x66, 0x91, 0x22, 0x81, 0xF8, 0x36, | |||||
0x5F, 0xFC, 0x2D, 0x03, 0x5A, 0x23, 0x04, 0x34, | |||||
0xA1, 0xA6, 0x4D, 0xC5, 0x9F, 0x70, 0x13, 0xFD, | |||||
}; | |||||
secp256k1_pubkey pubkey; | |||||
CHECK(secp256k1_ec_pubkey_parse(ctx, &pubkey, pkbuf, 33)); | |||||
CHECK(secp256k1_schnorr_verify(ctx, sig, msg, &pubkey)); | |||||
} | |||||
{ | |||||
/* Test vector 3 */ | |||||
static const unsigned char pkbuf[33] = { | |||||
0x03, | |||||
0xFA, 0xC2, 0x11, 0x4C, 0x2F, 0xBB, 0x09, 0x15, | |||||
0x27, 0xEB, 0x7C, 0x64, 0xEC, 0xB1, 0x1F, 0x80, | |||||
0x21, 0xCB, 0x45, 0xE8, 0xE7, 0x80, 0x9D, 0x3C, | |||||
0x09, 0x38, 0xE4, 0xB8, 0xC0, 0xE5, 0xF8, 0x4B, | |||||
}; | |||||
static const unsigned char msg[32] = { | |||||
0x5E, 0x2D, 0x58, 0xD8, 0xB3, 0xBC, 0xDF, 0x1A, | |||||
0xBA, 0xDE, 0xC7, 0x82, 0x90, 0x54, 0xF9, 0x0D, | |||||
0xDA, 0x98, 0x05, 0xAA, 0xB5, 0x6C, 0x77, 0x33, | |||||
0x30, 0x24, 0xB9, 0xD0, 0xA5, 0x08, 0xB7, 0x5C, | |||||
}; | |||||
static const unsigned char sig[64] = { | |||||
0x00, 0xDA, 0x9B, 0x08, 0x17, 0x2A, 0x9B, 0x6F, | |||||
0x04, 0x66, 0xA2, 0xDE, 0xFD, 0x81, 0x7F, 0x2D, | |||||
0x7A, 0xB4, 0x37, 0xE0, 0xD2, 0x53, 0xCB, 0x53, | |||||
0x95, 0xA9, 0x63, 0x86, 0x6B, 0x35, 0x74, 0xBE, | |||||
0x00, 0x88, 0x03, 0x71, 0xD0, 0x17, 0x66, 0x93, | |||||
0x5B, 0x92, 0xD2, 0xAB, 0x4C, 0xD5, 0xC8, 0xA2, | |||||
0xA5, 0x83, 0x7E, 0xC5, 0x7F, 0xED, 0x76, 0x60, | |||||
0x77, 0x3A, 0x05, 0xF0, 0xDE, 0x14, 0x23, 0x80, | |||||
}; | |||||
secp256k1_pubkey pubkey; | |||||
CHECK(secp256k1_ec_pubkey_parse(ctx, &pubkey, pkbuf, 33)); | |||||
CHECK(secp256k1_schnorr_verify(ctx, sig, msg, &pubkey)); | |||||
} | |||||
{ | |||||
/* Test vector 4 */ | |||||
static const unsigned char pkbuf[33] = { | |||||
0x03, | |||||
0xDE, 0xFD, 0xEA, 0x4C, 0xDB, 0x67, 0x77, 0x50, | |||||
0xA4, 0x20, 0xFE, 0xE8, 0x07, 0xEA, 0xCF, 0x21, | |||||
0xEB, 0x98, 0x98, 0xAE, 0x79, 0xB9, 0x76, 0x87, | |||||
0x66, 0xE4, 0xFA, 0xA0, 0x4A, 0x2D, 0x4A, 0x34, | |||||
}; | |||||
static const unsigned char msg[32] = { | |||||
0x4D, 0xF3, 0xC3, 0xF6, 0x8F, 0xCC, 0x83, 0xB2, | |||||
0x7E, 0x9D, 0x42, 0xC9, 0x04, 0x31, 0xA7, 0x24, | |||||
0x99, 0xF1, 0x78, 0x75, 0xC8, 0x1A, 0x59, 0x9B, | |||||
0x56, 0x6C, 0x98, 0x89, 0xB9, 0x69, 0x67, 0x03, | |||||
}; | |||||
static const unsigned char sig[64] = { | |||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |||||
0x00, 0x00, 0x00, 0x3B, 0x78, 0xCE, 0x56, 0x3F, | |||||
0x89, 0xA0, 0xED, 0x94, 0x14, 0xF5, 0xAA, 0x28, | |||||
0xAD, 0x0D, 0x96, 0xD6, 0x79, 0x5F, 0x9C, 0x63, | |||||
0x02, 0xA8, 0xDC, 0x32, 0xE6, 0x4E, 0x86, 0xA3, | |||||
0x33, 0xF2, 0x0E, 0xF5, 0x6E, 0xAC, 0x9B, 0xA3, | |||||
0x0B, 0x72, 0x46, 0xD6, 0xD2, 0x5E, 0x22, 0xAD, | |||||
0xB8, 0xC6, 0xBE, 0x1A, 0xEB, 0x08, 0xD4, 0x9D, | |||||
}; | |||||
secp256k1_pubkey pubkey; | |||||
CHECK(secp256k1_ec_pubkey_parse(ctx, &pubkey, pkbuf, 33)); | |||||
CHECK(secp256k1_schnorr_verify(ctx, sig, msg, &pubkey)); | |||||
} | |||||
{ | |||||
/* Test vector 4b */ | |||||
static const unsigned char pkbuf[33] = { | |||||
0x03, | |||||
0x1B, 0x84, 0xC5, 0x56, 0x7B, 0x12, 0x64, 0x40, | |||||
0x99, 0x5D, 0x3E, 0xD5, 0xAA, 0xBA, 0x05, 0x65, | |||||
0xD7, 0x1E, 0x18, 0x34, 0x60, 0x48, 0x19, 0xFF, | |||||
0x9C, 0x17, 0xF5, 0xE9, 0xD5, 0xDD, 0x07, 0x8F, | |||||
}; | |||||
static const unsigned char msg[32] = { | |||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |||||
}; | |||||
static const unsigned char sig[64] = { | |||||
0x52, 0x81, 0x85, 0x79, 0xAC, 0xA5, 0x97, 0x67, | |||||
0xE3, 0x29, 0x1D, 0x91, 0xB7, 0x6B, 0x63, 0x7B, | |||||
0xEF, 0x06, 0x20, 0x83, 0x28, 0x49, 0x92, 0xF2, | |||||
0xD9, 0x5F, 0x56, 0x4C, 0xA6, 0xCB, 0x4E, 0x35, | |||||
0x30, 0xB1, 0xDA, 0x84, 0x9C, 0x8E, 0x83, 0x04, | |||||
0xAD, 0xC0, 0xCF, 0xE8, 0x70, 0x66, 0x03, 0x34, | |||||
0xB3, 0xCF, 0xC1, 0x8E, 0x82, 0x5E, 0xF1, 0xDB, | |||||
0x34, 0xCF, 0xAE, 0x3D, 0xFC, 0x5D, 0x81, 0x87, | |||||
}; | |||||
secp256k1_pubkey pubkey; | |||||
CHECK(secp256k1_ec_pubkey_parse(ctx, &pubkey, pkbuf, 33)); | |||||
CHECK(secp256k1_schnorr_verify(ctx, sig, msg, &pubkey)); | |||||
} | |||||
{ | |||||
/* Test vector 6: R.y is not a quadratic residue */ | |||||
static const unsigned char pkbuf[33] = { | |||||
0x02, | |||||
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, | |||||
}; | |||||
static const unsigned char msg[32] = { | |||||
0x24, 0x3F, 0x6A, 0x88, 0x85, 0xA3, 0x08, 0xD3, | |||||
0x13, 0x19, 0x8A, 0x2E, 0x03, 0x70, 0x73, 0x44, | |||||
0xA4, 0x09, 0x38, 0x22, 0x29, 0x9F, 0x31, 0xD0, | |||||
0x08, 0x2E, 0xFA, 0x98, 0xEC, 0x4E, 0x6C, 0x89, | |||||
}; | |||||
static const unsigned char sig[64] = { | |||||
0x2A, 0x29, 0x8D, 0xAC, 0xAE, 0x57, 0x39, 0x5A, | |||||
0x15, 0xD0, 0x79, 0x5D, 0xDB, 0xFD, 0x1D, 0xCB, | |||||
0x56, 0x4D, 0xA8, 0x2B, 0x0F, 0x26, 0x9B, 0xC7, | |||||
0x0A, 0x74, 0xF8, 0x22, 0x04, 0x29, 0xBA, 0x1D, | |||||
0xFA, 0x16, 0xAE, 0xE0, 0x66, 0x09, 0x28, 0x0A, | |||||
0x19, 0xB6, 0x7A, 0x24, 0xE1, 0x97, 0x7E, 0x46, | |||||
0x97, 0x71, 0x2B, 0x5F, 0xD2, 0x94, 0x39, 0x14, | |||||
0xEC, 0xD5, 0xF7, 0x30, 0x90, 0x1B, 0x4A, 0xB7, | |||||
}; | |||||
secp256k1_pubkey pubkey; | |||||
CHECK(secp256k1_ec_pubkey_parse(ctx, &pubkey, pkbuf, 33)); | |||||
CHECK(secp256k1_schnorr_verify(ctx, sig, msg, &pubkey) == 0); | |||||
} | |||||
{ | |||||
/* Test vector 7: Negated message hash, R.x mismatch */ | |||||
static const unsigned char pkbuf[33] = { | |||||
0x03, | |||||
0xFA, 0xC2, 0x11, 0x4C, 0x2F, 0xBB, 0x09, 0x15, | |||||
0x27, 0xEB, 0x7C, 0x64, 0xEC, 0xB1, 0x1F, 0x80, | |||||
0x21, 0xCB, 0x45, 0xE8, 0xE7, 0x80, 0x9D, 0x3C, | |||||
0x09, 0x38, 0xE4, 0xB8, 0xC0, 0xE5, 0xF8, 0x4B, | |||||
}; | |||||
static const unsigned char msg[32] = { | |||||
0x5E, 0x2D, 0x58, 0xD8, 0xB3, 0xBC, 0xDF, 0x1A, | |||||
0xBA, 0xDE, 0xC7, 0x82, 0x90, 0x54, 0xF9, 0x0D, | |||||
0xDA, 0x98, 0x05, 0xAA, 0xB5, 0x6C, 0x77, 0x33, | |||||
0x30, 0x24, 0xB9, 0xD0, 0xA5, 0x08, 0xB7, 0x5C, | |||||
}; | |||||
static const unsigned char sig[64] = { | |||||
0x00, 0xDA, 0x9B, 0x08, 0x17, 0x2A, 0x9B, 0x6F, | |||||
0x04, 0x66, 0xA2, 0xDE, 0xFD, 0x81, 0x7F, 0x2D, | |||||
0x7A, 0xB4, 0x37, 0xE0, 0xD2, 0x53, 0xCB, 0x53, | |||||
0x95, 0xA9, 0x63, 0x86, 0x6B, 0x35, 0x74, 0xBE, | |||||
0xD0, 0x92, 0xF9, 0xD8, 0x60, 0xF1, 0x77, 0x6A, | |||||
0x1F, 0x74, 0x12, 0xAD, 0x8A, 0x1E, 0xB5, 0x0D, | |||||
0xAC, 0xCC, 0x22, 0x2B, 0xC8, 0xC0, 0xE2, 0x6B, | |||||
0x20, 0x56, 0xDF, 0x2F, 0x27, 0x3E, 0xFD, 0xEC, | |||||
}; | |||||
secp256k1_pubkey pubkey; | |||||
CHECK(secp256k1_ec_pubkey_parse(ctx, &pubkey, pkbuf, 33)); | |||||
CHECK(secp256k1_schnorr_verify(ctx, sig, msg, &pubkey) == 0); | |||||
} | |||||
{ | |||||
/* Test vector 8: Negated s, R.x mismatch */ | |||||
static const unsigned char pkbuf[33] = { | |||||
0x02, | |||||
0x79, 0xBE, 0x66, 0x7E, 0xF9, 0xDC, 0xBB, 0xAC, | |||||
0x55, 0xA0, 0x62, 0x95, 0xCE, 0x87, 0x0B, 0x07, | |||||
0x02, 0x9B, 0xFC, 0xDB, 0x2D, 0xCE, 0x28, 0xD9, | |||||
0x59, 0xF2, 0x81, 0x5B, 0x16, 0xF8, 0x17, 0x98, | |||||
}; | |||||
static const unsigned char msg[32] = { | |||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |||||
}; | |||||
static const unsigned char sig[64] = { | |||||
0x78, 0x7A, 0x84, 0x8E, 0x71, 0x04, 0x3D, 0x28, | |||||
0x0C, 0x50, 0x47, 0x0E, 0x8E, 0x15, 0x32, 0xB2, | |||||
0xDD, 0x5D, 0x20, 0xEE, 0x91, 0x2A, 0x45, 0xDB, | |||||
0xDD, 0x2B, 0xD1, 0xDF, 0xBF, 0x18, 0x7E, 0xF6, | |||||
0x8F, 0xCE, 0x56, 0x77, 0xCE, 0x7A, 0x62, 0x3C, | |||||
0xB2, 0x00, 0x11, 0x22, 0x57, 0x97, 0xCE, 0x7A, | |||||
0x8D, 0xE1, 0xDC, 0x6C, 0xCD, 0x4F, 0x75, 0x4A, | |||||
0x47, 0xDA, 0x6C, 0x60, 0x0E, 0x59, 0x54, 0x3C, | |||||
}; | |||||
secp256k1_pubkey pubkey; | |||||
CHECK(secp256k1_ec_pubkey_parse(ctx, &pubkey, pkbuf, 33)); | |||||
CHECK(secp256k1_schnorr_verify(ctx, sig, msg, &pubkey) == 0); | |||||
} | |||||
{ | |||||
/* Test vector 9: Negated P, R.x mismatch */ | |||||
static const unsigned char pkbuf[33] = { | |||||
0x03, | |||||
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, | |||||
}; | |||||
static const unsigned char msg[32] = { | |||||
0x24, 0x3F, 0x6A, 0x88, 0x85, 0xA3, 0x08, 0xD3, | |||||
0x13, 0x19, 0x8A, 0x2E, 0x03, 0x70, 0x73, 0x44, | |||||
0xA4, 0x09, 0x38, 0x22, 0x29, 0x9F, 0x31, 0xD0, | |||||
0x08, 0x2E, 0xFA, 0x98, 0xEC, 0x4E, 0x6C, 0x89, | |||||
}; | |||||
static const unsigned char sig[64] = { | |||||
0x2A, 0x29, 0x8D, 0xAC, 0xAE, 0x57, 0x39, 0x5A, | |||||
0x15, 0xD0, 0x79, 0x5D, 0xDB, 0xFD, 0x1D, 0xCB, | |||||
0x56, 0x4D, 0xA8, 0x2B, 0x0F, 0x26, 0x9B, 0xC7, | |||||
0x0A, 0x74, 0xF8, 0x22, 0x04, 0x29, 0xBA, 0x1D, | |||||
0x1E, 0x51, 0xA2, 0x2C, 0xCE, 0xC3, 0x55, 0x99, | |||||
0xB8, 0xF2, 0x66, 0x91, 0x22, 0x81, 0xF8, 0x36, | |||||
0x5F, 0xFC, 0x2D, 0x03, 0x5A, 0x23, 0x04, 0x34, | |||||
0xA1, 0xA6, 0x4D, 0xC5, 0x9F, 0x70, 0x13, 0xFD, | |||||
}; | |||||
secp256k1_pubkey pubkey; | |||||
CHECK(secp256k1_ec_pubkey_parse(ctx, &pubkey, pkbuf, 33)); | |||||
CHECK(secp256k1_schnorr_verify(ctx, sig, msg, &pubkey) == 0); | |||||
} | |||||
{ | |||||
/* Test vector 10: s * G = e * P, R = 0 */ | |||||
static const unsigned char pkbuf[33] = { | |||||
0x02, | |||||
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, | |||||
}; | |||||
static const unsigned char msg[32] = { | |||||
0x24, 0x3F, 0x6A, 0x88, 0x85, 0xA3, 0x08, 0xD3, | |||||
0x13, 0x19, 0x8A, 0x2E, 0x03, 0x70, 0x73, 0x44, | |||||
0xA4, 0x09, 0x38, 0x22, 0x29, 0x9F, 0x31, 0xD0, | |||||
0x08, 0x2E, 0xFA, 0x98, 0xEC, 0x4E, 0x6C, 0x89, | |||||
}; | |||||
static const unsigned char sig[64] = { | |||||
0x2A, 0x29, 0x8D, 0xAC, 0xAE, 0x57, 0x39, 0x5A, | |||||
0x15, 0xD0, 0x79, 0x5D, 0xDB, 0xFD, 0x1D, 0xCB, | |||||
0x56, 0x4D, 0xA8, 0x2B, 0x0F, 0x26, 0x9B, 0xC7, | |||||
0x0A, 0x74, 0xF8, 0x22, 0x04, 0x29, 0xBA, 0x1D, | |||||
0x8C, 0x34, 0x28, 0x86, 0x9A, 0x66, 0x3E, 0xD1, | |||||
0xE9, 0x54, 0x70, 0x5B, 0x02, 0x0C, 0xBB, 0x3E, | |||||
0x7B, 0xB6, 0xAC, 0x31, 0x96, 0x5B, 0x9E, 0xA4, | |||||
0xC7, 0x3E, 0x22, 0x7B, 0x17, 0xC5, 0xAF, 0x5A, | |||||
}; | |||||
secp256k1_pubkey pubkey; | |||||
CHECK(secp256k1_ec_pubkey_parse(ctx, &pubkey, pkbuf, 33)); | |||||
CHECK(secp256k1_schnorr_verify(ctx, sig, msg, &pubkey) == 0); | |||||
} | |||||
{ | |||||
/* Test vector 11: R.x not on the curve, R.x mismatch */ | |||||
static const unsigned char pkbuf[33] = { | |||||
0x02, | |||||
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, | |||||
}; | |||||
static const unsigned char msg[32] = { | |||||
0x24, 0x3F, 0x6A, 0x88, 0x85, 0xA3, 0x08, 0xD3, | |||||
0x13, 0x19, 0x8A, 0x2E, 0x03, 0x70, 0x73, 0x44, | |||||
0xA4, 0x09, 0x38, 0x22, 0x29, 0x9F, 0x31, 0xD0, | |||||
0x08, 0x2E, 0xFA, 0x98, 0xEC, 0x4E, 0x6C, 0x89, | |||||
}; | |||||
static const unsigned char sig[64] = { | |||||
0x4A, 0x29, 0x8D, 0xAC, 0xAE, 0x57, 0x39, 0x5A, | |||||
0x15, 0xD0, 0x79, 0x5D, 0xDB, 0xFD, 0x1D, 0xCB, | |||||
0x56, 0x4D, 0xA8, 0x2B, 0x0F, 0x26, 0x9B, 0xC7, | |||||
0x0A, 0x74, 0xF8, 0x22, 0x04, 0x29, 0xBA, 0x1D, | |||||
0x1E, 0x51, 0xA2, 0x2C, 0xCE, 0xC3, 0x55, 0x99, | |||||
0xB8, 0xF2, 0x66, 0x91, 0x22, 0x81, 0xF8, 0x36, | |||||
0x5F, 0xFC, 0x2D, 0x03, 0x5A, 0x23, 0x04, 0x34, | |||||
0xA1, 0xA6, 0x4D, 0xC5, 0x9F, 0x70, 0x13, 0xFD, | |||||
}; | |||||
secp256k1_pubkey pubkey; | |||||
CHECK(secp256k1_ec_pubkey_parse(ctx, &pubkey, pkbuf, 33)); | |||||
CHECK(secp256k1_schnorr_verify(ctx, sig, msg, &pubkey) == 0); | |||||
} | |||||
{ | |||||
/* Test vector 12: r = order */ | |||||
static const unsigned char pkbuf[33] = { | |||||
0x02, | |||||
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, | |||||
}; | |||||
static const unsigned char msg[32] = { | |||||
0x24, 0x3F, 0x6A, 0x88, 0x85, 0xA3, 0x08, 0xD3, | |||||
0x13, 0x19, 0x8A, 0x2E, 0x03, 0x70, 0x73, 0x44, | |||||
0xA4, 0x09, 0x38, 0x22, 0x29, 0x9F, 0x31, 0xD0, | |||||
0x08, 0x2E, 0xFA, 0x98, 0xEC, 0x4E, 0x6C, 0x89, | |||||
}; | |||||
static const unsigned char sig[64] = { | |||||
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, | |||||
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, | |||||
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, | |||||
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFC, 0x2F, | |||||
0x1E, 0x51, 0xA2, 0x2C, 0xCE, 0xC3, 0x55, 0x99, | |||||
0xB8, 0xF2, 0x66, 0x91, 0x22, 0x81, 0xF8, 0x36, | |||||
0x5F, 0xFC, 0x2D, 0x03, 0x5A, 0x23, 0x04, 0x34, | |||||
0xA1, 0xA6, 0x4D, 0xC5, 0x9F, 0x70, 0x13, 0xFD, | |||||
}; | |||||
secp256k1_pubkey pubkey; | |||||
CHECK(secp256k1_ec_pubkey_parse(ctx, &pubkey, pkbuf, 33)); | |||||
CHECK(secp256k1_schnorr_verify(ctx, sig, msg, &pubkey) == 0); | |||||
} | |||||
{ | |||||
/* Test vector 13: s = p */ | |||||
static const unsigned char pkbuf[33] = { | |||||
0x02, | |||||
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, | |||||
}; | |||||
static const unsigned char msg[32] = { | |||||
0x24, 0x3F, 0x6A, 0x88, 0x85, 0xA3, 0x08, 0xD3, | |||||
0x13, 0x19, 0x8A, 0x2E, 0x03, 0x70, 0x73, 0x44, | |||||
0xA4, 0x09, 0x38, 0x22, 0x29, 0x9F, 0x31, 0xD0, | |||||
0x08, 0x2E, 0xFA, 0x98, 0xEC, 0x4E, 0x6C, 0x89, | |||||
}; | |||||
static const unsigned char sig[64] = { | |||||
0x2A, 0x29, 0x8D, 0xAC, 0xAE, 0x57, 0x39, 0x5A, | |||||
0x15, 0xD0, 0x79, 0x5D, 0xDB, 0xFD, 0x1D, 0xCB, | |||||
0x56, 0x4D, 0xA8, 0x2B, 0x0F, 0x26, 0x9B, 0xC7, | |||||
0x0A, 0x74, 0xF8, 0x22, 0x04, 0x29, 0xBA, 0x1D, | |||||
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, | |||||
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFE, | |||||
0xBA, 0xAE, 0xDC, 0xE6, 0xAF, 0x48, 0xA0, 0x3B, | |||||
0xBF, 0xD2, 0x5E, 0x8C, 0xD0, 0x36, 0x41, 0x41, | |||||
}; | |||||
secp256k1_pubkey pubkey; | |||||
CHECK(secp256k1_ec_pubkey_parse(ctx, &pubkey, pkbuf, 33)); | |||||
CHECK(secp256k1_schnorr_verify(ctx, sig, msg, &pubkey) == 0); | |||||
} | |||||
} | |||||
void run_schnorr_tests(void) { | |||||
int i; | |||||
for (i = 0; i < 32 * count; i++) { | |||||
test_schnorr_end_to_end(); | |||||
} | |||||
test_schnorr_sign_verify(); | |||||
run_schnorr_compact_test(); | |||||
} | |||||
#endif |