lib/asan/asan_flags.h

   1 //===-- asan_flags.h -------------------------------------------*- C++ -*-===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 // This file is a part of AddressSanitizer, an address sanity checker.
  11 //
  12 // ASan runtime flags.
  13 //===----------------------------------------------------------------------===//
  14
  15 #ifndef ASAN_FLAGS_H
  16 #define ASAN_FLAGS_H
  17
  18 #include "sanitizer_common/sanitizer_internal_defs.h"
  19
  20 // ASan flag values can be defined in four ways:
  21 // 1) initialized with default values at startup.
  22 // 2) overriden during compilation of ASan runtime by providing
  23 //    compile definition ASAN_DEFAULT_OPTIONS.
  24 // 3) overriden from string returned by user-specified function
  25 //    __asan_default_options().
  26 // 4) overriden from env variable ASAN_OPTIONS.
  27
  28 namespace __asan {
  29
  30 struct Flags {
  31   // Flag descriptions are in asan_rtl.cc.
  32   int  quarantine_size;
  33   int  redzone;
  34   int  max_redzone;
  35   bool debug;
  36   int  report_globals;
  37   bool check_initialization_order;
  38   bool replace_str;
  39   bool replace_intrin;
  40   bool mac_ignore_invalid_free;
  41   bool detect_stack_use_after_return;
  42   int min_uar_stack_size_log;
  43   int max_uar_stack_size_log;
  44   bool uar_noreserve;
  45   int max_malloc_fill_size, malloc_fill_byte;
  46   int  exitcode;
  47   bool allow_user_poisoning;
  48   int  sleep_before_dying;
  49   bool check_malloc_usable_size;
  50   bool unmap_shadow_on_exit;
  51   bool abort_on_error;
  52   bool print_stats;
  53   bool print_legend;
  54   bool atexit;
  55   bool coverage;
  56   bool disable_core;
  57   bool allow_reexec;
  58   bool print_full_thread_history;
  59   bool poison_heap;
  60   bool poison_partial;
  61   bool alloc_dealloc_mismatch;
  62   bool strict_memcmp;
  63   bool strict_init_order;
  64   bool start_deactivated;
  65   int detect_invalid_pointer_pairs;
  66 };
  67
  68 extern Flags asan_flags_dont_use_directly;
  69 inline Flags *flags() {
  70   return &asan_flags_dont_use_directly;
  71 }
  72 void InitializeFlags(Flags *f, const char *env);
  73
  74 }  // namespace __asan
  75
  76 #endif  // ASAN_FLAGS_H