1 /* 2 * Copyright (c) 2021-2023 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 <cinttypes> 19 #include <string> 20 21 namespace OHOS { 22 namespace HiviewDFX { 23 24 /** 25 * @brief Processdump error code 26 * It describes the status of dumping. 27 */ 28 enum DumpErrorCode : int32_t { 29 /** no error */ 30 DUMP_ESUCCESS = 0, 31 /** read request error */ 32 DUMP_EREADREQUEST, 33 /** ptrace attach thread failed */ 34 DUMP_EATTACH, 35 /** get fd error */ 36 DUMP_EGETFD, 37 /** out of memory */ 38 DUMP_ENOMEM, 39 /** bad register number */ 40 DUMP_EBADREG, 41 /** attempt to write read-only register */ 42 DUMP_EREADONLYREG, 43 /** stop unwinding */ 44 DUMP_ESTOPUNWIND, 45 /** invalid IP */ 46 DUMP_EINVALIDIP, 47 /** bad frame */ 48 DUMP_EBADFRAME, 49 /** unsupported operation or bad value */ 50 DUMP_EINVAL, 51 /** unwind info has unsupported version */ 52 DUMP_EBADVERSION, 53 /** no unwind info found */ 54 DUMP_ENOINFO, 55 /** no map info found */ 56 DUMP_ENOMAP, 57 /** fail to read real pid */ 58 DUMP_EREADPID, 59 }; 60 61 class DfxDumpRes { 62 public: ToString(const int32_t & res)63 inline static std::string ToString(const int32_t& res) 64 { 65 std::string ss = std::to_string(res) + " ( " + GetResStr(res) + " )"; 66 return ss; 67 } 68 69 private: GetResStr(const int32_t & res)70 inline static const char* GetResStr(const int32_t& res) 71 { 72 const char *cp; 73 switch (res) { 74 case DUMP_ESUCCESS: cp = "no error"; break; 75 case DUMP_EREADREQUEST: cp = "read dump request error"; break; 76 case DUMP_EATTACH: cp = "ptrace attach thread failed"; break; 77 case DUMP_EGETFD: cp = "get fd error"; break; 78 case DUMP_ENOMEM: cp = "out of memory"; break; 79 case DUMP_EBADREG: cp = "bad register number"; break; 80 case DUMP_EREADONLYREG: cp = "attempt to write read-only register"; break; 81 case DUMP_ESTOPUNWIND: cp = "stop unwinding"; break; 82 case DUMP_EINVALIDIP: cp = "invalid IP"; break; 83 case DUMP_EBADFRAME: cp = "bad frame"; break; 84 case DUMP_EINVAL: cp = "unsupported operation or bad value"; break; 85 case DUMP_EBADVERSION: cp = "unwind info has unsupported version"; break; 86 case DUMP_ENOINFO: cp = "no unwind info found"; break; 87 case DUMP_ENOMAP: cp = "mapinfo is not exist"; break; 88 case DUMP_EREADPID: cp = "fail to read real pid"; break; 89 default: cp = "invalid error code"; break; 90 } 91 return cp; 92 } 93 }; 94 } // namespace HiviewDFX 95 } // namespace OHOS 96 #endif 97