github.com/prysmaticlabs/prysm@v1.4.4/third_party/afl/debug.h (about) 1 /* 2 american fuzzy lop - debug / error handling macros 3 -------------------------------------------------- 4 5 Written and maintained by Michal Zalewski <lcamtuf@google.com> 6 7 Copyright 2013, 2014, 2015, 2016 Google Inc. All rights reserved. 8 9 Licensed under the Apache License, Version 2.0 (the "License"); 10 you may not use this file except in compliance with the License. 11 You may obtain a copy of the License at: 12 13 http://www.apache.org/licenses/LICENSE-2.0 14 15 */ 16 17 #ifndef _HAVE_DEBUG_H 18 #define _HAVE_DEBUG_H 19 20 #include <errno.h> 21 22 #include "types.h" 23 #include "config.h" 24 25 /******************* 26 * Terminal colors * 27 *******************/ 28 29 #ifdef USE_COLOR 30 31 # define cBLK "\x1b[0;30m" 32 # define cRED "\x1b[0;31m" 33 # define cGRN "\x1b[0;32m" 34 # define cBRN "\x1b[0;33m" 35 # define cBLU "\x1b[0;34m" 36 # define cMGN "\x1b[0;35m" 37 # define cCYA "\x1b[0;36m" 38 # define cLGR "\x1b[0;37m" 39 # define cGRA "\x1b[1;90m" 40 # define cLRD "\x1b[1;91m" 41 # define cLGN "\x1b[1;92m" 42 # define cYEL "\x1b[1;93m" 43 # define cLBL "\x1b[1;94m" 44 # define cPIN "\x1b[1;95m" 45 # define cLCY "\x1b[1;96m" 46 # define cBRI "\x1b[1;97m" 47 # define cRST "\x1b[0m" 48 49 # define bgBLK "\x1b[40m" 50 # define bgRED "\x1b[41m" 51 # define bgGRN "\x1b[42m" 52 # define bgBRN "\x1b[43m" 53 # define bgBLU "\x1b[44m" 54 # define bgMGN "\x1b[45m" 55 # define bgCYA "\x1b[46m" 56 # define bgLGR "\x1b[47m" 57 # define bgGRA "\x1b[100m" 58 # define bgLRD "\x1b[101m" 59 # define bgLGN "\x1b[102m" 60 # define bgYEL "\x1b[103m" 61 # define bgLBL "\x1b[104m" 62 # define bgPIN "\x1b[105m" 63 # define bgLCY "\x1b[106m" 64 # define bgBRI "\x1b[107m" 65 66 #else 67 68 # define cBLK "" 69 # define cRED "" 70 # define cGRN "" 71 # define cBRN "" 72 # define cBLU "" 73 # define cMGN "" 74 # define cCYA "" 75 # define cLGR "" 76 # define cGRA "" 77 # define cLRD "" 78 # define cLGN "" 79 # define cYEL "" 80 # define cLBL "" 81 # define cPIN "" 82 # define cLCY "" 83 # define cBRI "" 84 # define cRST "" 85 86 # define bgBLK "" 87 # define bgRED "" 88 # define bgGRN "" 89 # define bgBRN "" 90 # define bgBLU "" 91 # define bgMGN "" 92 # define bgCYA "" 93 # define bgLGR "" 94 # define bgGRA "" 95 # define bgLRD "" 96 # define bgLGN "" 97 # define bgYEL "" 98 # define bgLBL "" 99 # define bgPIN "" 100 # define bgLCY "" 101 # define bgBRI "" 102 103 #endif /* ^USE_COLOR */ 104 105 /************************* 106 * Box drawing sequences * 107 *************************/ 108 109 #ifdef FANCY_BOXES 110 111 # define SET_G1 "\x1b)0" /* Set G1 for box drawing */ 112 # define RESET_G1 "\x1b)B" /* Reset G1 to ASCII */ 113 # define bSTART "\x0e" /* Enter G1 drawing mode */ 114 # define bSTOP "\x0f" /* Leave G1 drawing mode */ 115 # define bH "q" /* Horizontal line */ 116 # define bV "x" /* Vertical line */ 117 # define bLT "l" /* Left top corner */ 118 # define bRT "k" /* Right top corner */ 119 # define bLB "m" /* Left bottom corner */ 120 # define bRB "j" /* Right bottom corner */ 121 # define bX "n" /* Cross */ 122 # define bVR "t" /* Vertical, branch right */ 123 # define bVL "u" /* Vertical, branch left */ 124 # define bHT "v" /* Horizontal, branch top */ 125 # define bHB "w" /* Horizontal, branch bottom */ 126 127 #else 128 129 # define SET_G1 "" 130 # define RESET_G1 "" 131 # define bSTART "" 132 # define bSTOP "" 133 # define bH "-" 134 # define bV "|" 135 # define bLT "+" 136 # define bRT "+" 137 # define bLB "+" 138 # define bRB "+" 139 # define bX "+" 140 # define bVR "+" 141 # define bVL "+" 142 # define bHT "+" 143 # define bHB "+" 144 145 #endif /* ^FANCY_BOXES */ 146 147 /*********************** 148 * Misc terminal codes * 149 ***********************/ 150 151 #define TERM_HOME "\x1b[H" 152 #define TERM_CLEAR TERM_HOME "\x1b[2J" 153 #define cEOL "\x1b[0K" 154 #define CURSOR_HIDE "\x1b[?25l" 155 #define CURSOR_SHOW "\x1b[?25h" 156 157 /************************ 158 * Debug & error macros * 159 ************************/ 160 161 /* Just print stuff to the appropriate stream. */ 162 163 #ifdef MESSAGES_TO_STDOUT 164 # define SAYF(x...) printf(x) 165 #else 166 # define SAYF(x...) fprintf(stderr, x) 167 #endif /* ^MESSAGES_TO_STDOUT */ 168 169 /* Show a prefixed warning. */ 170 171 #define WARNF(x...) do { \ 172 SAYF(cYEL "[!] " cBRI "WARNING: " cRST x); \ 173 SAYF(cRST "\n"); \ 174 } while (0) 175 176 /* Show a prefixed "doing something" message. */ 177 178 #define ACTF(x...) do { \ 179 SAYF(cLBL "[*] " cRST x); \ 180 SAYF(cRST "\n"); \ 181 } while (0) 182 183 /* Show a prefixed "success" message. */ 184 185 #define OKF(x...) do { \ 186 SAYF(cLGN "[+] " cRST x); \ 187 SAYF(cRST "\n"); \ 188 } while (0) 189 190 /* Show a prefixed fatal error message (not used in afl). */ 191 192 #define BADF(x...) do { \ 193 SAYF(cLRD "\n[-] " cRST x); \ 194 SAYF(cRST "\n"); \ 195 } while (0) 196 197 /* Die with a verbose non-OS fatal error message. */ 198 199 #define FATAL(x...) do { \ 200 SAYF(bSTOP RESET_G1 CURSOR_SHOW cRST cLRD "\n[-] PROGRAM ABORT : " \ 201 cBRI x); \ 202 SAYF(cLRD "\n Location : " cRST "%s(), %s:%u\n\n", \ 203 __FUNCTION__, __FILE__, __LINE__); \ 204 exit(1); \ 205 } while (0) 206 207 /* Die by calling abort() to provide a core dump. */ 208 209 #define ABORT(x...) do { \ 210 SAYF(bSTOP RESET_G1 CURSOR_SHOW cRST cLRD "\n[-] PROGRAM ABORT : " \ 211 cBRI x); \ 212 SAYF(cLRD "\n Stop location : " cRST "%s(), %s:%u\n\n", \ 213 __FUNCTION__, __FILE__, __LINE__); \ 214 abort(); \ 215 } while (0) 216 217 /* Die while also including the output of perror(). */ 218 219 #define PFATAL(x...) do { \ 220 fflush(stdout); \ 221 SAYF(bSTOP RESET_G1 CURSOR_SHOW cRST cLRD "\n[-] SYSTEM ERROR : " \ 222 cBRI x); \ 223 SAYF(cLRD "\n Stop location : " cRST "%s(), %s:%u\n", \ 224 __FUNCTION__, __FILE__, __LINE__); \ 225 SAYF(cLRD " OS message : " cRST "%s\n", strerror(errno)); \ 226 exit(1); \ 227 } while (0) 228 229 /* Die with FAULT() or PFAULT() depending on the value of res (used to 230 interpret different failure modes for read(), write(), etc). */ 231 232 #define RPFATAL(res, x...) do { \ 233 if (res < 0) PFATAL(x); else FATAL(x); \ 234 } while (0) 235 236 /* Error-checking versions of read() and write() that call RPFATAL() as 237 appropriate. */ 238 239 #define ck_write(fd, buf, len, fn) do { \ 240 u32 _len = (len); \ 241 s32 _res = write(fd, buf, _len); \ 242 if (_res != _len) RPFATAL(_res, "Short write to %s", fn); \ 243 } while (0) 244 245 #define ck_read(fd, buf, len, fn) do { \ 246 u32 _len = (len); \ 247 s32 _res = read(fd, buf, _len); \ 248 if (_res != _len) RPFATAL(_res, "Short read from %s", fn); \ 249 } while (0) 250 251 #endif /* ! _HAVE_DEBUG_H */