1 /*
2 * Copyright (c) 2023 Huawei Device Co., Ltd.
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 
16 #ifndef STARTUP_LIBFS_DM_H
17 #define STARTUP_LIBFS_DM_H
18 
19 #include <stdint.h>
20 #include <stdbool.h>
21 #include <stdio.h>
22 #include "fs_manager.h"
23 
24 #ifdef __cplusplus
25 #if __cplusplus
26 extern "C" {
27 #endif
28 #endif
29 
30 typedef struct {
31     uint64_t start;
32     uint64_t length;
33     char *paras;
34     uint64_t paras_len;
35 } DmVerityTarget;
36 
37 int FsDmInitDmDev(char *devPath, bool useSocket);
38 int FsDmCreateDevice(char **dmDevPath, const char *devName, DmVerityTarget *target);
39 int FsDmRemoveDevice(const char *devName);
40 int FsDmCreateLinearDevice(const char *devName, char *dmBlkName, uint64_t dmBlkNameLen, DmVerityTarget *target);
41 
42 #ifdef __cplusplus
43 #if __cplusplus
44 }
45 #endif
46 #endif
47 
48 #endif // STARTUP_LIBFS_DM_H
49