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bpo-45155: Apply new byteorder default values for int.to/from_bytes (GH-28465)

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Raymond Hettinger 2021-09-20 13:22:55 -05:00 • committed by GitHub
parent 5846c9b71e
commit 9510e6f3c7
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5 changed files with 15 additions and 15 deletions
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8
Lib/hashlib.py
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@ -235,15 +235,15 @@ except ImportError:
loop = 1
from_bytes = int.from_bytes
while len(dkey) < dklen:
prev = prf(salt + loop.to_bytes(4, 'big'))
prev = prf(salt + loop.to_bytes(4))
# endianness doesn't matter here as long to / from use the same
rkey = int.from_bytes(prev, 'big')
rkey = from_bytes(prev)
for i in range(iterations - 1):
prev = prf(prev)
# rkey = rkey ^ prev
rkey ^= from_bytes(prev, 'big')
rkey ^= from_bytes(prev)
loop += 1
dkey += rkey.to_bytes(inner.digest_size, 'big')
dkey += rkey.to_bytes(inner.digest_size)
return dkey[:dklen]