1 // Copyright 2023 Google LLC
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //     http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 /// Trait for SHA2 256-bit hash implementation.
16 pub trait Sha256 {
17     /// Computes the SHA2 256-bit hash.
sha256(input: &[u8]) -> [u8; 32]18     fn sha256(input: &[u8]) -> [u8; 32];
19 }
20 
21 /// Trait for SHA2 512-bit hash implementation.
22 pub trait Sha512 {
23     /// Computes the SHA2 512-bit hash.
sha512(input: &[u8]) -> [u8; 64]24     fn sha512(input: &[u8]) -> [u8; 64];
25 }
26