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Unified Diff: third_party/afl/src/debug.h

Issue 2075883002: Add American Fuzzy Lop (afl) to third_party/afl/ (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Fix nits Created 4 years, 6 months ago
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Index: third_party/afl/src/debug.h
diff --git a/third_party/afl/src/debug.h b/third_party/afl/src/debug.h
new file mode 100644
index 0000000000000000000000000000000000000000..a943a573bdbbbc43e8b2bb8f3e7f443ec7972bd7
--- /dev/null
+++ b/third_party/afl/src/debug.h
@@ -0,0 +1,251 @@
+/*
+ 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 : " \
+ cBRI 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 : " \
+ cBRI 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 : " \
+ cBRI 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 */
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