miracle091/Picocrypt
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Picocrypt
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Update Picocrypt.py

This commit is contained in:
Evan Su 2021-04-06 17:23:37 -04:00 committed by GitHub
parent a37f9717e9
commit 51f2ca7609
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 4 additions and 4 deletions
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8
src/unstable/Picocrypt.py
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@ -1008,13 +1008,12 @@ def work():
# Encrypt, etc. # Encrypt, etc.
if mode=="encrypt": if mode=="encrypt":
data = cipher.encrypt(piece) data = cipher.encrypt(piece)
crc.update(data)
if reedsolo: if reedsolo:
data = bytes(rs13.encode(data)) data = bytes(rs13.encode(data))
crc.update(data)
# Decrypt, etc. # Decrypt, etc.
else: else:
crc.update(piece)
if reedsolo: if reedsolo:
try: try:
data,_,fixed = rs13.decode(piece) data,_,fixed = rs13.decode(piece)
@ -1035,7 +1034,6 @@ def work():
counter = 0 counter = 0
while True: while True:
# Basically just strip off the Reed-Solomon bytes # Basically just strip off the Reed-Solomon bytes
# and return the original non-encoded data
if counter<1104905: if counter<1104905:
data += piece[counter:counter+242] data += piece[counter:counter+242]
counter += 255 # 242 bytes + 13 Reed-Solomon counter += 255 # 242 bytes + 13 Reed-Solomon
@ -1045,9 +1043,11 @@ def work():
reedsoloErrors += 1 reedsoloErrors += 1
reedsoloFixed += len(fixed) reedsoloFixed += len(fixed)
crc.update(data)
data = cipher.decrypt(data) data = cipher.decrypt(data)
else: else:
crc.update(piece)
data = cipher.decrypt(piece) data = cipher.decrypt(piece)
# Write the data, increase the amount done # Write the data, increase the amount done
@ -1130,7 +1130,7 @@ def work():
tmp = "s" if reedsoloFixed!=1 else "" tmp = "s" if reedsoloFixed!=1 else ""
statusString.set( statusString.set(
f"Completed with {reedsoloFixed} byte{tmp}"+ f"Completed with {reedsoloFixed} byte{tmp}"+
"fixed. (Click here to show output 🡪)" " fixed. (Click here to show output 🡪)"
) )
else: else:
if kept=="modified": if kept=="modified":