1 /*
2  * Copyright (C) 2023 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 //! VTS test library for AuthGraph functionality.
18 //!
19 //! This test code is bundled as a library, not as `[cfg(test)]`, to allow it to be
20 //! re-used inside the (Rust) VTS tests of components that use AuthGraph.
21 
22 use android_hardware_security_authgraph::aidl::android::hardware::security::authgraph::{
23     Error::Error, IAuthGraphKeyExchange::IAuthGraphKeyExchange, Identity::Identity,
24     PlainPubKey::PlainPubKey, PubKey::PubKey, SessionIdSignature::SessionIdSignature,
25 };
26 use authgraph_boringssl as boring;
27 use authgraph_core::{error::Error as AgError, keyexchange as ke};
28 use coset::CborSerializable;
29 use std::{cell::RefCell, rc::Rc};
30 
31 pub mod sink;
32 pub mod source;
33 
34 /// Return an AuthGraphParticipant suitable for testing.
test_ag_participant() -> Result<ke::AuthGraphParticipant, AgError>35 pub fn test_ag_participant() -> Result<ke::AuthGraphParticipant, AgError> {
36     Ok(ke::AuthGraphParticipant::new(
37         boring::crypto_trait_impls(),
38         Rc::new(RefCell::new(boring::test_device::AgDevice::default())),
39         ke::MAX_OPENED_SESSIONS,
40     )?)
41 }
42 
build_plain_pub_key(pub_key: &Option<Vec<u8>>) -> PubKey43 fn build_plain_pub_key(pub_key: &Option<Vec<u8>>) -> PubKey {
44     PubKey::PlainKey(PlainPubKey {
45         plainPubKey: pub_key.clone().unwrap(),
46     })
47 }
48 
extract_plain_pub_key(pub_key: &Option<PubKey>) -> &PlainPubKey49 fn extract_plain_pub_key(pub_key: &Option<PubKey>) -> &PlainPubKey {
50     match pub_key {
51         Some(PubKey::PlainKey(pub_key)) => pub_key,
52         Some(PubKey::SignedKey(_)) => panic!("expect unsigned public key"),
53         None => panic!("expect pubKey to be populated"),
54     }
55 }
56 
vec_to_identity(data: &[u8]) -> Identity57 fn vec_to_identity(data: &[u8]) -> Identity {
58     Identity {
59         identity: data.to_vec(),
60     }
61 }
62 
vec_to_signature(data: &[u8]) -> SessionIdSignature63 fn vec_to_signature(data: &[u8]) -> SessionIdSignature {
64     SessionIdSignature {
65         signature: data.to_vec(),
66     }
67 }
68