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 allow_reexec; 54 bool print_full_thread_history; 55 bool poison_heap; 56 bool poison_partial; 57 bool poison_array_cookie; 58 bool alloc_dealloc_mismatch; 59 bool new_delete_type_mismatch; 60 bool strict_memcmp; 61 bool strict_init_order; 62 bool start_deactivated; 63 int detect_invalid_pointer_pairs; 64 bool detect_container_overflow; 65 int detect_odr_violation; 66 bool dump_instruction_bytes; 67 }; 68 69 extern Flags asan_flags_dont_use_directly; 70 inline Flags *flags() { 71 return &asan_flags_dont_use_directly; 72 } 73 void InitializeFlags(Flags *f, const char *env); 74 75 } // namespace __asan 76 77 #endif // ASAN_FLAGS_H 78