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authorDeterminant <[email protected]>2022-11-17 18:08:59 -0800
committerDeterminant <[email protected]>2022-11-17 18:08:59 -0800
commit8154806fe2fccacdc3dafaa68181a07bcf8d6c4c (patch)
treef477e6a005599bb88c18db142c267b9297c6060b /frozen_deps/ecdsa/rfc6979.py
parentbe4dc086591c9bced04a507d127c83811c5700c4 (diff)
v0.1.7
Diffstat (limited to 'frozen_deps/ecdsa/rfc6979.py')
-rw-r--r--frozen_deps/ecdsa/rfc6979.py19
1 files changed, 11 insertions, 8 deletions
diff --git a/frozen_deps/ecdsa/rfc6979.py b/frozen_deps/ecdsa/rfc6979.py
index 1e577c0..0728b5a 100644
--- a/frozen_deps/ecdsa/rfc6979.py
+++ b/frozen_deps/ecdsa/rfc6979.py
@@ -42,14 +42,17 @@ def bits2octets(data, order):
# https://tools.ietf.org/html/rfc6979#section-3.2
def generate_k(order, secexp, hash_func, data, retry_gen=0, extra_entropy=b""):
"""
- order - order of the DSA generator used in the signature
- secexp - secure exponent (private key) in numeric form
- hash_func - reference to the same hash function used for generating
- hash
- data - hash in binary form of the signing data
- retry_gen - int - how many good 'k' values to skip before returning
- extra_entropy - extra added data in binary form as per section-3.6 of
- rfc6979
+ Generate the ``k`` value - the nonce for DSA.
+
+ :param int order: order of the DSA generator used in the signature
+ :param int secexp: secure exponent (private key) in numeric form
+ :param hash_func: reference to the same hash function used for generating
+ hash, like :py:class:`hashlib.sha1`
+ :param bytes data: hash in binary form of the signing data
+ :param int retry_gen: how many good 'k' values to skip before returning
+ :param bytes extra_entropy: additional added data in binary form as per
+ section-3.6 of rfc6979
+ :rtype: int
"""
qlen = bit_length(order)