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fix big-endian merkleization for UintN arrays 

UintN arrays were incorrectly merkleized on big-endian. This was fixed
by making sure to use the correct buffer to store the final chunk.
This commit is contained in:
Etan Kissling 2021-10-20 13:26:22 +02:00 committed by zah
parent 4a3e94702e
commit 9b334c31f1
1 changed files with 1 additions and 1 deletions
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beacon_chain/ssz/merkleization.nim
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@ -464,7 +464,7 @@ func chunkedHashTreeRootForBasicTypes[T](merkleizer: var SszMerkleizerImpl,
if remainingValues > 0:
var lastChunk: array[bytesPerChunk, byte]
for i in 0 ..< remainingValues:
chunk.writeBytesLE(i * sizeof(T), arr[writtenValues + i])
lastChunk.writeBytesLE(i * sizeof(T), arr[writtenValues + i])
merkleizer.addChunk lastChunk
getFinalHash(merkleizer)