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encode_new: use tagged (sha256) hashes everywhere

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This commit is contained in:
Brian Warner 2007-03-30 11:32:13 -07:00
parent 62456b2a01
commit 32512b73d6
1 changed files with 3 additions and 6 deletions
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9
src/allmydata/encode_new.py
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@ -4,14 +4,10 @@ from zope.interface import implements
from twisted.internet import defer
from allmydata.chunk import HashTree, roundup_pow2
from allmydata.Crypto.Cipher import AES
import sha
from allmydata.util import mathutil
from allmydata.util import mathutil, hashutil
from allmydata.codec import CRSEncoder
from allmydata.interfaces import IEncoder
def hash(data):
return sha.new(data).digest()
"""
The goal of the encoder is to turn the original file into a series of
@ -165,7 +161,8 @@ class Encoder(object):
shareid = shareids[i]
d = self.send_subshare(shareid, self.segment_num, subshare)
dl.append(d)
self.subshare_hashes[shareid].append(hash(subshare))
subshare_hash = hashutil.tagged_hash("encoded subshare", subshare)
self.subshare_hashes[shareid].append(subshare_hash)
self.segment_num += 1
return defer.DeferredList(dl)