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_DEFINE_H 16 #define DFX_DEFINE_H 17 18 #include <inttypes.h> 19 #include <stdbool.h> 20 21 #define SIGDUMP 35 22 #define SIGLOCAL_DUMP 36 23 #define SIGLEAK_STACK 42 24 #define PROCESSDUMP_TIMEOUT 8 25 #define DUMPCATCHER_TIMEOUT 15 26 27 #ifndef NAME_MAX 28 #define NAME_MAX 255 29 #endif 30 #ifndef PATH_MAX 31 #define PATH_MAX 1024 32 #endif 33 #define NAME_BUF_LEN 128 34 #define PATH_LEN 512 35 #define LINE_BUF_SIZE 1024 36 #define MAX_FATAL_MSG_SIZE 1024 37 #define MAX_PIPE_SIZE (1024 * 1024) 38 static const int NUMBER_ONE_THOUSAND = 1000; 39 static const int NUMBER_ONE_MILLION = 1000000; 40 41 static const int INVALID_FD = -1; 42 static const int DUMP_TYPE_NATIVE = -1; 43 static const int DUMP_TYPE_MIX = -2; 44 static const int DUMP_TYPE_KERNEL = -3; 45 static const int DUMP_TYPE_LOCAL = -4; 46 47 static const int DEFAULT_MAX_FRAME_NUM = 256; 48 static const int DEFAULT_MAX_LOCAL_FRAME_NUM = 32; 49 static const int PIPE_NUM_SZ = 2; 50 static const int PIPE_READ = 0; 51 static const int PIPE_WRITE = 1; 52 static const int SOCKET_BUFFER_SIZE = 256; 53 static const char FAULTLOGGERD_SOCK_BASE_PATH[] = "/dev/unix/socket/"; 54 static const char SERVER_SOCKET_NAME[] = "faultloggerd.server"; 55 static const char SERVER_CRASH_SOCKET_NAME[] = "faultloggerd.crash.server"; 56 57 static const char PROC_SELF_STATUS_PATH[] = "/proc/self/status"; 58 static const char PROC_SELF_TASK_PATH[] = "/proc/self/task"; 59 static const char PROC_SELF_CMDLINE_PATH[] = "/proc/self/cmdline"; 60 static const char PROC_SELF_COMM_PATH[] = "/proc/self/comm"; 61 static const char PROC_SELF_MAPS_PATH[] = "/proc/self/maps"; 62 static const char PROC_SELF_EXE_PATH[] = "/proc/self/exe"; 63 64 #define LIKELY(exp) (__builtin_expect(!!(exp), true)) 65 #define UNLIKELY(exp) (__builtin_expect(!!(exp), false)) 66 67 #define AT_SYMBOL_DEFAULT __attribute__ ((visibility("default"))) 68 #define AT_SYMBOL_HIDDEN __attribute__ ((visibility("hidden"))) 69 #define AT_ALWAYS_INLINE __attribute__((always_inline)) 70 #define AT_WARN_UNUSED __attribute__((warn_unused_result)) 71 #define AT_UNUSED __attribute__((unused)) 72 #define MAYBE_UNUSED [[maybe_unused]] 73 74 #ifndef FALLTHROUGH_INTENDED 75 #define FALLTHROUGH_INTENDED [[clang::fallthrough]] // NOLINT 76 #endif 77 78 #define OHOS_TEMP_FAILURE_RETRY(exp) \ 79 ({ \ 80 long int _rc; \ 81 do { \ 82 _rc = (long int)(exp); \ 83 } while ((_rc == -1) && (errno == EINTR)); \ 84 _rc; \ 85 }) 86 87 #endif 88