One content region is reused for SHA padding AFTER the trailer has been
received separately. Padding can never overwrite the transmitted digest.
16family RegionFrameLayout : Type 0
17constructor RegionFrameLayoutOf
18field unrestricted frameLayoutHeader : Bytes
19field unrestricted frameLayoutPayloadBytes : Nat
20field unrestricted frameLayoutBase : Nat
21field unrestricted frameLayoutPadding : BytesThe compiler supplied declaration spans and resolved links from this source snapshot. This page does not assert that this file belongs to a checked closure.