1 /*
2  * Copyright (C) 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 package com.android.trusty.device_tree;
18 
19 import com.android.trusty.device_tree.INodeIterator;
20 import com.android.trusty.device_tree.INode;
21 
22 interface IDeviceTree {
23 
24     @utf8InCpp
25     const String PORT = "com.android.trusty.device_tree";
26 
27     @utf8InCpp
28     const String KERNEL_PORT = "com.android.kernel.device_tree";
29 
30     const int ERROR_NONE = 0;
31     const int ERROR_GENERIC = 1;
32     const int ERROR_INVALID_ARGS = 2;
33     const int ERROR_NO_MEMORY = 3;
34     const int ERROR_NODE_NOT_FOUND = 4;
35     const int ERROR_PROP_NOT_FOUND = 5;
36 
37     /**
38      * get_compatible_nodes_from_list() - Get an iterator over nodes with one of
39      *                                    the given compatible strings.
40      * @compatible: A list of null-terminated compatible strings to search for.
41      *
42      * Return: An iterator over the compatible nodes.
43      */
get_compatible_nodes_from_list(in @tf8InCpp String[] compatible)44      INodeIterator get_compatible_nodes_from_list(in @utf8InCpp String[] compatible);
45 }
46