1 /*
2  * Copyright 2022 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include "verify_native.h"
18 
19 #include <compos_key.h>
20 
21 using rust::Slice;
22 
verify(Slice<const uint8_t> public_key,Slice<const uint8_t> signature,Slice<const uint8_t> data)23 bool verify(Slice<const uint8_t> public_key, Slice<const uint8_t> signature,
24             Slice<const uint8_t> data) {
25     compos_key::PublicKey public_key_array;
26     compos_key::Signature signature_array;
27 
28     if (public_key.size() != public_key_array.size() ||
29         signature.size() != signature_array.size()) {
30         return false;
31     }
32 
33     std::copy(public_key.begin(), public_key.end(), public_key_array.begin());
34     std::copy(signature.begin(), signature.end(), signature_array.begin());
35 
36     return compos_key::verify(public_key_array, signature_array, data.data(), data.size());
37 }
38