[PublicKey] Fix isOnCurve
index out of range crash, add isOnCurve
helper
#103
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Context
If someone pass invalid public key string in the
isOnCurve(publicKey:)
function,NaclLowLevel.unpack25519(_:_:)
will throw "index out of bounds" crash because ofpublicKeyBytes.bytes
is empty.Details
publicKeyBytes.bytes.isEmpty
check.isOnCurve
bool parameter forPublicKey
structure.