1 /*
2 * Copyright (c) 2025 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 #define FUZZ_PROJECT_NAME "faultloggerdclient_fuzzer"
17
18 #include "dfx_define.h"
19 #include "faultloggerd_client.h"
20 #include "faultloggerd_test.h"
21
22 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)23 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
24 {
25 FaultLoggerdTestServer::GetInstance();
26 if (data == nullptr || size < sizeof(FaultLoggerdRequest)) {
27 return 0;
28 }
29 FaultLoggerdRequest request = *reinterpret_cast<const FaultLoggerdRequest*>(data);
30 RequestFileDescriptor(request.type);
31 int pipeReadFd[PIPE_NUM_SZ] = {-1, -1};
32 RequestSdkDump(request.pid, request.tid, pipeReadFd);
33 OHOS::HiviewDFX::SmartFd {pipeReadFd[PIPE_BUF_INDEX]};
34 OHOS::HiviewDFX::SmartFd {pipeReadFd[PIPE_RES_INDEX]};
35 RequestPipeFd(request.pid, request.type, pipeReadFd);
36 OHOS::HiviewDFX::SmartFd {pipeReadFd[PIPE_BUF_INDEX]};
37 OHOS::HiviewDFX::SmartFd {pipeReadFd[PIPE_RES_INDEX]};
38 RequestDelPipeFd(request.pid);
39 OHOS::HiviewDFX::SmartFd {RequestFileDescriptorEx(&request)};
40 return 0;
41 }
42