Xor 16 bytes the fastest way From https://github.com/lukechampine/fastxor Stores (a xor b) in dst, where a, b, and dst all have length 16.

Get a connection with/without TLS TODO: remove InsecureSkipVerify from tls.Config.

Returns base64url encoding of id Used for block filename.

Returns big endian uint64 of id.

Uses Go's built-in fast hash func FNV version 128a .

For benchmark comparison.