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Diffstat (limited to 'include/debug.h')
| -rw-r--r-- | include/debug.h | 285 |
1 files changed, 285 insertions, 0 deletions
diff --git a/include/debug.h b/include/debug.h new file mode 100644 index 00000000..6a59ad7a --- /dev/null +++ b/include/debug.h @@ -0,0 +1,285 @@ +/* + american fuzzy lop - debug / error handling macros + -------------------------------------------------- + + Written and maintained by Michal Zalewski <lcamtuf@google.com> + + Copyright 2013, 2014, 2015, 2016 Google Inc. All rights reserved. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at: + + http://www.apache.org/licenses/LICENSE-2.0 + + */ + +#ifndef _HAVE_DEBUG_H +#define _HAVE_DEBUG_H + +#include <errno.h> + +#include "types.h" +#include "config.h" + +/******************* + * Terminal colors * + *******************/ + +#ifdef USE_COLOR + +# define cBLK "\x1b[0;30m" +# define cRED "\x1b[0;31m" +# define cGRN "\x1b[0;32m" +# define cBRN "\x1b[0;33m" +# define cBLU "\x1b[0;34m" +# define cMGN "\x1b[0;35m" +# define cCYA "\x1b[0;36m" +# define cLGR "\x1b[0;37m" +# define cGRA "\x1b[1;90m" +# define cLRD "\x1b[1;91m" +# define cLGN "\x1b[1;92m" +# define cYEL "\x1b[1;93m" +# define cLBL "\x1b[1;94m" +# define cPIN "\x1b[1;95m" +# define cLCY "\x1b[1;96m" +# define cBRI "\x1b[1;97m" +# define cRST "\x1b[0m" + +# define bgBLK "\x1b[40m" +# define bgRED "\x1b[41m" +# define bgGRN "\x1b[42m" +# define bgBRN "\x1b[43m" +# define bgBLU "\x1b[44m" +# define bgMGN "\x1b[45m" +# define bgCYA "\x1b[46m" +# define bgLGR "\x1b[47m" +# define bgGRA "\x1b[100m" +# define bgLRD "\x1b[101m" +# define bgLGN "\x1b[102m" +# define bgYEL "\x1b[103m" +# define bgLBL "\x1b[104m" +# define bgPIN "\x1b[105m" +# define bgLCY "\x1b[106m" +# define bgBRI "\x1b[107m" + +#else + +# define cBLK "" +# define cRED "" +# define cGRN "" +# define cBRN "" +# define cBLU "" +# define cMGN "" +# define cCYA "" +# define cLGR "" +# define cGRA "" +# define cLRD "" +# define cLGN "" +# define cYEL "" +# define cLBL "" +# define cPIN "" +# define cLCY "" +# define cBRI "" +# define cRST "" + +# define bgBLK "" +# define bgRED "" +# define bgGRN "" +# define bgBRN "" +# define bgBLU "" +# define bgMGN "" +# define bgCYA "" +# define bgLGR "" +# define bgGRA "" +# define bgLRD "" +# define bgLGN "" +# define bgYEL "" +# define bgLBL "" +# define bgPIN "" +# define bgLCY "" +# define bgBRI "" + +#endif /* ^USE_COLOR */ + +/************************* + * Box drawing sequences * + *************************/ + +#ifdef FANCY_BOXES + +# define SET_G1 "\x1b)0" /* Set G1 for box drawing */ +# define RESET_G1 "\x1b)B" /* Reset G1 to ASCII */ +# define bSTART "\x0e" /* Enter G1 drawing mode */ +# define bSTOP "\x0f" /* Leave G1 drawing mode */ +# define bH "q" /* Horizontal line */ +# define bV "x" /* Vertical line */ +# define bLT "l" /* Left top corner */ +# define bRT "k" /* Right top corner */ +# define bLB "m" /* Left bottom corner */ +# define bRB "j" /* Right bottom corner */ +# define bX "n" /* Cross */ +# define bVR "t" /* Vertical, branch right */ +# define bVL "u" /* Vertical, branch left */ +# define bHT "v" /* Horizontal, branch top */ +# define bHB "w" /* Horizontal, branch bottom */ + +#else + +# define SET_G1 "" +# define RESET_G1 "" +# define bSTART "" +# define bSTOP "" +# define bH "-" +# define bV "|" +# define bLT "+" +# define bRT "+" +# define bLB "+" +# define bRB "+" +# define bX "+" +# define bVR "+" +# define bVL "+" +# define bHT "+" +# define bHB "+" + +#endif /* ^FANCY_BOXES */ + +/*********************** + * Misc terminal codes * + ***********************/ + +#define TERM_HOME "\x1b[H" +#define TERM_CLEAR TERM_HOME "\x1b[2J" +#define cEOL "\x1b[0K" +#define CURSOR_HIDE "\x1b[?25l" +#define CURSOR_SHOW "\x1b[?25h" + +/************************ + * Debug & error macros * + ************************/ + +/* Just print stuff to the appropriate stream. */ + +#ifdef MESSAGES_TO_STDOUT +# define SAYF(x...) printf(x) +#else +# define SAYF(x...) fprintf(stderr, x) +#endif /* ^MESSAGES_TO_STDOUT */ + +/* Show a prefixed warning. */ + +#define WARNF(x...) \ + do { \ + \ + SAYF(cYEL "[!] " cBRI "WARNING: " cRST x); \ + SAYF(cRST "\n"); \ + \ + } while (0) + +/* Show a prefixed "doing something" message. */ + +#define ACTF(x...) \ + do { \ + \ + SAYF(cLBL "[*] " cRST x); \ + SAYF(cRST "\n"); \ + \ + } while (0) + +/* Show a prefixed "success" message. */ + +#define OKF(x...) \ + do { \ + \ + SAYF(cLGN "[+] " cRST x); \ + SAYF(cRST "\n"); \ + \ + } while (0) + +/* Show a prefixed fatal error message (not used in afl). */ + +#define BADF(x...) \ + do { \ + \ + SAYF(cLRD "\n[-] " cRST x); \ + SAYF(cRST "\n"); \ + \ + } while (0) + +/* Die with a verbose non-OS fatal error message. */ + +#define FATAL(x...) \ + do { \ + \ + SAYF(bSTOP RESET_G1 CURSOR_SHOW cRST cLRD \ + "\n[-] PROGRAM ABORT : " cRST x); \ + SAYF(cLRD "\n Location : " cRST "%s(), %s:%u\n\n", __FUNCTION__, \ + __FILE__, __LINE__); \ + exit(1); \ + \ + } while (0) + +/* Die by calling abort() to provide a core dump. */ + +#define ABORT(x...) \ + do { \ + \ + SAYF(bSTOP RESET_G1 CURSOR_SHOW cRST cLRD \ + "\n[-] PROGRAM ABORT : " cRST x); \ + SAYF(cLRD "\n Stop location : " cRST "%s(), %s:%u\n\n", __FUNCTION__, \ + __FILE__, __LINE__); \ + abort(); \ + \ + } while (0) + +/* Die while also including the output of perror(). */ + +#define PFATAL(x...) \ + do { \ + \ + fflush(stdout); \ + SAYF(bSTOP RESET_G1 CURSOR_SHOW cRST cLRD \ + "\n[-] SYSTEM ERROR : " cRST x); \ + SAYF(cLRD "\n Stop location : " cRST "%s(), %s:%u\n", __FUNCTION__, \ + __FILE__, __LINE__); \ + SAYF(cLRD " OS message : " cRST "%s\n", strerror(errno)); \ + exit(1); \ + \ + } while (0) + +/* Die with FAULT() or PFAULT() depending on the value of res (used to + interpret different failure modes for read(), write(), etc). */ + +#define RPFATAL(res, x...) \ + do { \ + \ + if (res < 0) \ + PFATAL(x); \ + else \ + FATAL(x); \ + \ + } while (0) + +/* Error-checking versions of read() and write() that call RPFATAL() as + appropriate. */ + +#define ck_write(fd, buf, len, fn) \ + do { \ + \ + u32 _len = (len); \ + s32 _res = write(fd, buf, _len); \ + if (_res != _len) RPFATAL(_res, "Short write to %s", fn); \ + \ + } while (0) + +#define ck_read(fd, buf, len, fn) \ + do { \ + \ + u32 _len = (len); \ + s32 _res = read(fd, buf, _len); \ + if (_res != _len) RPFATAL(_res, "Short read from %s", fn); \ + \ + } while (0) + +#endif /* ! _HAVE_DEBUG_H */ + |