Change-Id: I6a6a46560b5d78710bd09d2452c80e51da936ec7
Reviewed-on: https://go-review.googlesource.com/c/go/+/675196
Auto-Submit: Filippo Valsorda <filippo@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Roland Shoemaker <roland@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
The new [XOF](/pkg/hash#XOF) interface can be implemented by "extendable output
functions", which are hash functions with arbitrary or unlimited output length
-such as [BLAKE2Xb](https://pkg.go.dev/golang.org/x/crypto/blake2b).
+such as [SHAKE](https://pkg.go.dev/crypto/sha3#SHAKE).