Merge remote-tracking branch 'tor-gitlab/mr/195' into maint-0.3.5

This commit is contained in:
Nick Mathewson 2020-11-16 22:42:15 -05:00
commit fcae26adf7
2 changed files with 8 additions and 2 deletions

4
changes/bug40179_part1 Normal file
View File

@ -0,0 +1,4 @@
o Minor bugfixes (testing, portability):
- Fix our Python reference-implementation for the v3 onion service
handshake so that it works correctly with the version of hashlib provided
by Python 3.9. Fixes part of bug 40179; bugfix on 0.3.1.6-rc.

View File

@ -65,14 +65,16 @@ except ImportError:
try:
# Pull the sha3 functions in.
from hashlib import sha3_256, shake_256
shake_squeeze = shake_256.digest
def shake_squeeze(obj, n):
return obj.digest(n)
except ImportError:
if hasattr(sha3, "SHA3256"):
# If this happens, then we have the old "sha3" module which
# hashlib and pysha3 superseded.
sha3_256 = sha3.SHA3256
shake_256 = sha3.SHAKE256
shake_squeeze = shake_256.squeeze
def shake_squeeze(obj, n):
return obj.squeeze(n)
else:
# error code 77 tells automake to skip this test
sys.exit(77)