xref: /aosp_15_r20/frameworks/native/libs/binder/tests/FileUtils.h (revision 38e8c45f13ce32b0dcecb25141ffecaf386fa17f)
1 /*
2  * Copyright (C) 2023 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 "../file.h"
20 
21 #ifndef BINDER_NO_LIBBASE
22 
23 namespace android::binder {
24 using android::base::GetExecutableDirectory;
25 using android::base::ReadFdToString;
26 using android::base::WriteStringToFd;
27 } // namespace android::binder
28 
29 #else // BINDER_NO_LIBBASE
30 
31 #include <binder/unique_fd.h>
32 
33 #include <string_view>
34 
35 #if !defined(_WIN32) && !defined(O_BINARY)
36 /** Windows needs O_BINARY, but Unix never mangles line endings. */
37 #define O_BINARY 0
38 #endif
39 
40 namespace android::binder {
41 
42 bool ReadFdToString(borrowed_fd fd, std::string* content);
43 bool WriteStringToFd(std::string_view content, borrowed_fd fd);
44 
45 std::string GetExecutableDirectory();
46 
47 } // namespace android::binder
48 
49 #endif // BINDER_NO_LIBBASE
50