1 /*
2 * Copyright (c) 2024-2024 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 #include <cinttypes>
17 #include <mutex>
18 #include <stdexcept>
19 #include <string>
20
21 #include "signature_tools_log.h"
22 #include "random_access_file_output.h"
23
24 namespace OHOS {
25 namespace SignatureTools {
RandomAccessFileOutput(RandomAccessFile* file)26 RandomAccessFileOutput::RandomAccessFileOutput(RandomAccessFile* file)
27 : RandomAccessFileOutput(file, 0)
28 {
29 }
30
RandomAccessFileOutput(RandomAccessFile* file, int64_t startPosition)31 RandomAccessFileOutput::RandomAccessFileOutput(RandomAccessFile* file, int64_t startPosition)
32 : file(file)
33 {
34 if (startPosition < 0) {
35 SIGNATURE_TOOLS_LOGE("invalide start position: %" PRId64, startPosition);
36 return;
37 }
38 position = startPosition;
39 }
40
Write(ByteBuffer& buffer)41 bool RandomAccessFileOutput::Write(ByteBuffer& buffer)
42 {
43 int length = buffer.GetCapacity();
44 if (length == 0) {
45 return false;
46 }
47 {
48 std::mutex tmpMutex;
49 std::scoped_lock lock(tmpMutex);
50 if (file->WriteToFile(buffer, position, length) < 0) {
51 PrintErrorNumberMsg("IO_ERROR", IO_ERROR, "write from ByteBuffer to RandomAccessFile failed");
52 return false;
53 }
54 position += length;
55 }
56 return true;
57 }
58 } // namespace SignatureTools
59 } // namespace OHOS
60