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fix and clarify docstrings

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This commit is contained in:
meejah 2019-06-17 19:16:39 -06:00
parent a36f2a8dc7
commit 802f1afde6
2 changed files with 9 additions and 3 deletions
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7
src/allmydata/crypto/rsa.py
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@ -21,7 +21,7 @@ RSA_PSS_SALT_LENGTH = 32
def create_signing_keypair(key_size): def create_signing_keypair(key_size):
""" """
Create a new RSA signing keypair from scratch. Can be used with Create a new RSA signing (private) keypair from scratch. Can be used with
`sign_data` function. `sign_data` function.
:param int key_size: length of key in bits :param int key_size: length of key in bits
@ -38,7 +38,8 @@ def create_signing_keypair(key_size):
def create_signing_keypair_from_string(private_key_der): def create_signing_keypair_from_string(private_key_der):
""" """
Create an RSA signing key from a previously serialized private key. Create an RSA signing (private) key from a previously serialized
private key.
:returns: 2-tuple of (private_key, public_key) :returns: 2-tuple of (private_key, public_key)
""" """
@ -64,7 +65,7 @@ def der_string_from_signing_key(private_key):
def der_string_from_verifying_key(public_key): def der_string_from_verifying_key(public_key):
""" """
Serializes a given RSA private key to a DER string Serializes a given RSA public key to a DER string
""" """
_validate_public_key(public_key) _validate_public_key(public_key)
return public_key.public_bytes( return public_key.public_bytes(

5
src/allmydata/test/test_util.py
View File

@ -29,6 +29,11 @@ if six.PY3:
def sha256(data): def sha256(data):
"""
:param bytes data: data to hash
:returns: a hex-encoded SHA256 hash of the data
"""
return binascii.hexlify(hashlib.sha256(data).digest()) return binascii.hexlify(hashlib.sha256(data).digest())