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constant for the padding, too

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This commit is contained in:
meejah 2019-06-25 22:43:33 -06:00
parent 745805378c
commit a22d2d8bcf
1 changed files with 8 additions and 8 deletions
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16
src/allmydata/crypto/rsa.py
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@ -30,6 +30,12 @@ from allmydata.crypto.error import BadSignature
# signatures to fail to validate.
RSA_PSS_SALT_LENGTH = 32
RSA_PADDING = padding.PSS(
mgf=padding.MGF1(hashes.SHA256()),
salt_length=RSA_PSS_SALT_LENGTH,
)
def create_signing_keypair(key_size):
"""
@ -136,10 +142,7 @@ def sign_data(private_key, data):
_validate_private_key(private_key)
return private_key.sign(
data,
padding.PSS(
mgf=padding.MGF1(hashes.SHA256()),
salt_length=RSA_PSS_SALT_LENGTH,
),
RSA_PADDING,
hashes.SHA256(),
)
@ -156,10 +159,7 @@ def verify_signature(public_key, alleged_signature, data):
public_key.verify(
alleged_signature,
data,
padding.PSS(
mgf=padding.MGF1(hashes.SHA256()),
salt_length=RSA_PSS_SALT_LENGTH,
),
RSA_PADDING,
hashes.SHA256(),
)
except InvalidSignature: