1 /*
2  * Copyright (C) 2024 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 OHOS_FILEMANAGEMENT_HMDFS_H
17 #define OHOS_FILEMANAGEMENT_HMDFS_H
18 
19 #include <cstdint>
20 #include <sys/ioctl.h>
21 
22 namespace OHOS {
23 namespace Media {
24 constexpr unsigned HMDFS_IOC = 0xf2;
25 constexpr unsigned GETCALLER_CMD = 0x05;
26 
27 static const unsigned int MAX_BUNDLE_NAME_LEN = 64;
28 
29 struct hmdfs_caller_info {
30     uint32_t tokenId;
31     char bundle_name[MAX_BUNDLE_NAME_LEN];
32 };
33 
34 #define HMDFS_IOC_GET_CALLER_INFO _IOW(HMDFS_IOC, GETCALLER_CMD, struct hmdfs_caller_info)
35 } // namespace Media
36 } // namespace OHOS
37 #endif // OHOS_FILEMANAGEMENT_HMDFS_H