libsanitizer/asan/asan_flags.h

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