1 /*
2  * Copyright (C) 2020 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 #pragma once
18 
19 #include <sys/types.h>
20 
21 enum lender_command {
22     LENDER_LEND_BSS,
23     LENDER_LEND_RW,
24     LENDER_SUICIDE,
25     LENDER_READ_BSS,
26     LENDER_WRITE_BSS,
27     LENDER_INVALID_COMMAND = -1,
28 };
29 
30 struct lender_region {
31     uint64_t offset;
32     uint64_t size;
33 };
34 
35 /**
36  * struct lender_msg - lend command
37  * @cmd:     command identifier, one of &enum lender_command
38  * @region:  region to operate on
39  */
40 struct lender_msg {
41     uint64_t cmd;
42     struct lender_region region;
43 };
44