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 disable_core; 56 bool allow_reexec; 57 bool print_full_thread_history; 58 bool poison_heap; 59 bool poison_partial; 60 bool alloc_dealloc_mismatch; 61 bool strict_memcmp; 62 bool strict_init_order; 63 bool start_deactivated; 64 int detect_invalid_pointer_pairs; 65 bool detect_container_overflow; 66 int detect_odr_violation; 67 }; 68 69 extern Flags asan_flags_dont_use_directly; flags()70inline 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