Fix ChaChaPoly for big-endian processors. #52
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The memcpy used for tag128/tag256 on big-endian processors caused the first 16 bytes it used to be reversed on those systems, causing erroneous ChaChaPoly output. This change utilizes fromLittleX for tags as well as the user-input key, fixing the problem.
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The memcpy used for tag128/tag256 on big-endian processors caused
the first 16 bytes it used to be reversed on those systems, causing
erroneous ChaChaPoly output. This change utilizes fromLittleX for
tags as well as the user-input key, fixing the problem.