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BIP-374: use tagged_hash and xor_bytes routines from secp256k1lab

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This commit is contained in:
Sebastian Falbesoner
2026-01-15 00:56:13 +01:00
parent 459d977d9b
commit 436a3dd1fa
2 changed files with 7 additions and 20 deletions
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7
bip-0374/gen_test_vectors.py
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@@ -2,13 +2,12 @@
"""Generate the BIP-0374 test vectors."""
import csv
from pathlib import Path
import sys
from reference import (
TaggedHash,
dleq_generate_proof,
dleq_verify_proof,
)
from secp256k1lab.secp256k1 import G as GENERATOR, GE
from secp256k1lab.util import tagged_hash
NUM_SUCCESS_TEST_VECTORS = 8
@@ -19,12 +18,12 @@ FILENAME_VERIFY_PROOF_TEST = Path(__file__).parent / 'test_vectors_verify_proof.
def random_scalar_int(vector_i, purpose):
rng_out = TaggedHash(DLEQ_TAG_TESTVECTORS_RNG, purpose.encode() + vector_i.to_bytes(4, 'little'))
rng_out = tagged_hash(DLEQ_TAG_TESTVECTORS_RNG, purpose.encode() + vector_i.to_bytes(4, 'little'))
return int.from_bytes(rng_out, 'big') % GE.ORDER
def random_bytes(vector_i, purpose):
rng_out = TaggedHash(DLEQ_TAG_TESTVECTORS_RNG, purpose.encode() + vector_i.to_bytes(4, 'little'))
rng_out = tagged_hash(DLEQ_TAG_TESTVECTORS_RNG, purpose.encode() + vector_i.to_bytes(4, 'little'))
return rng_out