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eth2.0-specs
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This commit is contained in:
Danny Ryan 2020-01-23 10:32:12 -07:00
parent 3b80e12fc3
commit 67763ae0e0
No known key found for this signature in database
GPG Key ID: 2765A792E42CE07A
1 changed files with 5 additions and 34 deletions
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39
tests/generators/bls/main.py
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@ -65,35 +65,6 @@ PRIVKEYS = [
]
def hash_message(msg: bytes) -> Tuple[Tuple[str, str], Tuple[str, str], Tuple[str, str]]:
"""
Hash message
Input:
- Message as bytes32
Output:
- Message hash as a G2 point
"""
return [
[
int_to_hex(fq2.coeffs[0], F2Q_COEFF_LEN),
int_to_hex(fq2.coeffs[1], F2Q_COEFF_LEN),
]
for fq2 in bls.hash_to_curve.hash_to_G2(msg, DST)
]
def hash_message_compressed(msg: bytes) -> Tuple[str, str]:
"""
Hash message
Input:
- Message as bytes32
Output:
- Message hash as a compressed G2 point
"""
z1, z2 = bls.point_compression.compress_G2(bls.hash_to_curve.hash_to_G2(msg, DST))
return [int_to_hex(z1, G2_COMPRESSED_Z_LEN), int_to_hex(z2, G2_COMPRESSED_Z_LEN)]
def case01_sign():
for privkey in PRIVKEYS:
for message in MESSAGES:
@ -113,7 +84,7 @@ def case02_verify():
for message in MESSAGES:
# Valid signature
signature = bls.G2ProofOfPossession.Sign(privkey, message)
pubkey = bls.G2Basic.PrivToPub(privkey)
pubkey = bls.G2ProofOfPossession.PrivToPub(privkey)
full_name = f'{encode_hex(pubkey)}_{encode_hex(message)}_valid'
yield f'verify_case_{(hash(bytes(full_name, "utf-8"))[:8]).hex()}', {
'input': {
@ -125,7 +96,7 @@ def case02_verify():
}
# Invalid signatures -- wrong pubkey
wrong_pubkey = bls.G2Basic.PrivToPub(PRIVKEYS[(i + 1) % len(PRIVKEYS)])
wrong_pubkey = bls.G2ProofOfPossession.PrivToPub(PRIVKEYS[(i + 1) % len(PRIVKEYS)])
full_name = f'{encode_hex(wrong_pubkey)}_{encode_hex(message)}_wrong_pubkey'
yield f'verify_case_{(hash(bytes(full_name, "utf-8"))[:8]).hex()}', {
'input': {
@ -163,7 +134,7 @@ def case04_fast_aggregate_verify():
privkeys = PRIVKEYS[:i + 1]
sigs = [bls.G2ProofOfPossession.Sign(privkey, message) for privkey in privkeys]
aggregate_signature = bls.G2ProofOfPossession.Aggregate(sigs)
pubkeys = [bls.G2Basic.PrivToPub(privkey) for privkey in privkeys]
pubkeys = [bls.G2ProofOfPossession.PrivToPub(privkey) for privkey in privkeys]
pubkeys_serial = [encode_hex(pubkey) for pubkey in pubkeys]
# Valid signature
@ -178,7 +149,7 @@ def case04_fast_aggregate_verify():
}
# Invalid signature -- extra pubkey
pubkeys_extra = pubkeys + [bls.G2Basic.PrivToPub(PRIVKEYS[-1])]
pubkeys_extra = pubkeys + [bls.G2ProofOfPossession.PrivToPub(PRIVKEYS[-1])]
pubkeys_extra_serial = [encode_hex(pubkey) for pubkey in pubkeys]
full_name = f'{pubkeys_extra_serial}_{encode_hex(message)}_extra_pubkey'
yield f'fast_aggregate_verify_{(hash(bytes(full_name, "utf-8"))[:8]).hex()}', {
@ -208,7 +179,7 @@ def case05_aggregate_verify():
sigs = []
for privkey, message in zip(PRIVKEYS, MESSAGES):
sig = bls.G2ProofOfPossession.Sign(privkey, message)
pubkey = bls.G2Basic.PrivToPub(privkey)
pubkey = bls.G2ProofOfPossession.PrivToPub(privkey)
pairs.append({
'pubkey': encode_hex(pubkey),
'message': encode_hex(message),