common: Fingerprint comment
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@ -4,6 +4,9 @@ import (
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"bytes"
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)
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// Fingerprint returns the first 6 bytes of a byte slice.
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// If the slice is less than 6 bytes, the fingerprint
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// contains trailing zeroes.
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func Fingerprint(slice []byte) []byte {
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fingerprint := make([]byte, 6)
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copy(fingerprint, slice)
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