1 // Copyright 2021, The Android Open Source Project
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 //! Bindings for getting the list of HALs.
16 
17 #[cxx::bridge]
18 mod ffi {
19     unsafe extern "C++" {
20         include!("hal_names.hpp");
21 
22         /// Gets the instances of the given package, version, and interface tuple.
23         /// Note that this is not a zero-cost shim: it will make copies of the strings.
get_hidl_instances( package: &str, major_version: usize, minor_version: usize, interface_name: &str, ) -> Vec<String>24         fn get_hidl_instances(
25             package: &str,
26             major_version: usize,
27             minor_version: usize,
28             interface_name: &str,
29         ) -> Vec<String>;
30     }
31 }
32 
33 pub use ffi::*;
34