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Use aesKeySize const for aes key instead if ivSize (same values) (#375)

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Kim De Mey 2021-07-16 14:55:52 +02:00 committed by GitHub
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eth/p2p/discoveryv5/encoding.nim
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@ -326,7 +326,7 @@ proc decodeHeader*(id: NodeId, iv, maskedHeader: openarray[byte]):
# No need to check staticHeader size as that is included in minimum packet # No need to check staticHeader size as that is included in minimum packet
# size check in decodePacket # size check in decodePacket
var ectx: CTR[aes128] var ectx: CTR[aes128]
ectx.init(id.toByteArrayBE().toOpenArray(0, ivSize - 1), iv) ectx.init(id.toByteArrayBE().toOpenArray(0, aesKeySize - 1), iv)
# Decrypt static-header part of the header # Decrypt static-header part of the header
var staticHeader = newSeq[byte](staticHeaderSize) var staticHeader = newSeq[byte](staticHeaderSize)
ectx.decrypt(maskedHeader.toOpenArray(0, staticHeaderSize - 1), staticHeader) ectx.decrypt(maskedHeader.toOpenArray(0, staticHeaderSize - 1), staticHeader)