1 /* 2 * Copyright (c) 2021 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 #ifndef DFX_DUMP_RES_H 16 #define DFX_DUMP_RES_H 17 18 #include <string> 19 20 namespace OHOS { 21 namespace HiviewDFX { 22 enum ProcessDumpRes { 23 DUMP_ESUCCESS = 0, /* no error */ 24 DUMP_EREADREQUEST, /* read request error */ 25 DUMP_EGETPPID, /* ppid is crash */ 26 DUMP_EATTACH, /* ptrace attach thread failed */ 27 DUMP_EGETFD, /* get fd error */ 28 DUMP_ENOMEM, /* out of memory */ 29 DUMP_EBADREG, /* bad register number */ 30 DUMP_EREADONLYREG, /* attempt to write read-only register */ 31 DUMP_ESTOPUNWIND, /* stop unwinding */ 32 DUMP_EINVALIDIP, /* invalid IP */ 33 DUMP_EBADFRAME, /* bad frame */ 34 DUMP_EINVAL, /* unsupported operation or bad value */ 35 DUMP_EBADVERSION, /* unwind info has unsupported version */ 36 DUMP_ENOINFO, /* no unwind info found */ 37 }; 38 39 struct DumpResMsg { 40 int32_t res; 41 char strRes[128]; 42 } __attribute__((packed)); 43 44 class DfxDumpRes final { 45 public: 46 static DfxDumpRes &GetInstance(); 47 48 int32_t GetRes() const; 49 void SetRes(int32_t res); 50 51 const char *GetResStr(const int res) const; 52 53 std::string ToString() const; 54 private: 55 DfxDumpRes() = default; 56 ~DfxDumpRes() = default; 57 58 DumpResMsg resMsg_; 59 }; 60 } // namespace HiviewDFX 61 } // namespace OHOS 62 #endif 63