| //===-- asan_interface_internal.h -------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file is a part of AddressSanitizer, an address sanity checker. |
| // |
| // This header declares the AddressSanitizer runtime interface functions. |
| // The runtime library has to define these functions so the instrumented program |
| // could call them. |
| // |
| // See also include/sanitizer/asan_interface.h |
| //===----------------------------------------------------------------------===// |
| #ifndef ASAN_INTERFACE_INTERNAL_H |
| #define ASAN_INTERFACE_INTERNAL_H |
| |
| #include "sanitizer_common/sanitizer_internal_defs.h" |
| |
| #include "asan_init_version.h" |
| |
| using __sanitizer::uptr; |
| using __sanitizer::u64; |
| using __sanitizer::u32; |
| |
| extern "C" { |
| // This function should be called at the very beginning of the process, |
| // before any instrumented code is executed and before any call to malloc. |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_init(); |
| |
| // This function exists purely to get a linker/loader error when using |
| // incompatible versions of instrumentation and runtime library. Please note |
| // that __asan_version_mismatch_check is a macro that is replaced with |
| // __asan_version_mismatch_check_vXXX at compile-time. |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_version_mismatch_check(); |
| |
| // This structure is used to describe the source location of a place where |
| // global was defined. |
| struct __asan_global_source_location { |
| const char *filename; |
| int line_no; |
| int column_no; |
| }; |
| |
| // This structure describes an instrumented global variable. |
| struct __asan_global { |
| uptr beg; // The address of the global. |
| uptr size; // The original size of the global. |
| uptr size_with_redzone; // The size with the redzone. |
| const char *name; // Name as a C string. |
| const char *module_name; // Module name as a C string. This pointer is a |
| // unique identifier of a module. |
| uptr has_dynamic_init; // Non-zero if the global has dynamic initializer. |
| __asan_global_source_location *location; // Source location of a global, |
| // or NULL if it is unknown. |
| uptr odr_indicator; // The address of the ODR indicator symbol. |
| }; |
| |
| // These functions can be called on some platforms to find globals in the same |
| // loaded image as `flag' and apply __asan_(un)register_globals to them, |
| // filtering out redundant calls. |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_register_image_globals(uptr *flag); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_unregister_image_globals(uptr *flag); |
| |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_register_elf_globals(uptr *flag, void *start, void *stop); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_unregister_elf_globals(uptr *flag, void *start, void *stop); |
| |
| // These two functions should be called by the instrumented code. |
| // 'globals' is an array of structures describing 'n' globals. |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_register_globals(__asan_global *globals, uptr n); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_unregister_globals(__asan_global *globals, uptr n); |
| |
| // These two functions should be called before and after dynamic initializers |
| // of a single module run, respectively. |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_before_dynamic_init(const char *module_name); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_after_dynamic_init(); |
| |
| // Sets bytes of the given range of the shadow memory into specific value. |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_set_shadow_00(uptr addr, uptr size); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_set_shadow_f1(uptr addr, uptr size); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_set_shadow_f2(uptr addr, uptr size); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_set_shadow_f3(uptr addr, uptr size); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_set_shadow_f5(uptr addr, uptr size); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_set_shadow_f8(uptr addr, uptr size); |
| |
| // These two functions are used by instrumented code in the |
| // use-after-scope mode. They mark memory for local variables as |
| // unaddressable when they leave scope and addressable before the |
| // function exits. |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_poison_stack_memory(uptr addr, uptr size); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_unpoison_stack_memory(uptr addr, uptr size); |
| |
| // Performs cleanup before a NoReturn function. Must be called before things |
| // like _exit and execl to avoid false positives on stack. |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_handle_no_return(); |
| |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_poison_memory_region(void const volatile *addr, uptr size); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_unpoison_memory_region(void const volatile *addr, uptr size); |
| |
| SANITIZER_INTERFACE_ATTRIBUTE |
| int __asan_address_is_poisoned(void const volatile *addr); |
| |
| SANITIZER_INTERFACE_ATTRIBUTE |
| uptr __asan_region_is_poisoned(uptr beg, uptr size); |
| |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_describe_address(uptr addr); |
| |
| SANITIZER_INTERFACE_ATTRIBUTE |
| int __asan_report_present(); |
| |
| SANITIZER_INTERFACE_ATTRIBUTE |
| uptr __asan_get_report_pc(); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| uptr __asan_get_report_bp(); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| uptr __asan_get_report_sp(); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| uptr __asan_get_report_address(); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| int __asan_get_report_access_type(); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| uptr __asan_get_report_access_size(); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| const char * __asan_get_report_description(); |
| |
| SANITIZER_INTERFACE_ATTRIBUTE |
| const char * __asan_locate_address(uptr addr, char *name, uptr name_size, |
| uptr *region_address, uptr *region_size); |
| |
| SANITIZER_INTERFACE_ATTRIBUTE |
| uptr __asan_get_alloc_stack(uptr addr, uptr *trace, uptr size, |
| u32 *thread_id); |
| |
| SANITIZER_INTERFACE_ATTRIBUTE |
| uptr __asan_get_free_stack(uptr addr, uptr *trace, uptr size, |
| u32 *thread_id); |
| |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_get_shadow_mapping(uptr *shadow_scale, uptr *shadow_offset); |
| |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_report_error(uptr pc, uptr bp, uptr sp, |
| uptr addr, int is_write, uptr access_size, u32 exp); |
| |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_set_death_callback(void (*callback)(void)); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_set_error_report_callback(void (*callback)(const char*)); |
| |
| SANITIZER_INTERFACE_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE |
| void __asan_on_error(); |
| |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_print_accumulated_stats(); |
| |
| SANITIZER_INTERFACE_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE |
| const char* __asan_default_options(); |
| |
| SANITIZER_INTERFACE_ATTRIBUTE |
| extern uptr __asan_shadow_memory_dynamic_address; |
| |
| // Global flag, copy of ASAN_OPTIONS=detect_stack_use_after_return |
| SANITIZER_INTERFACE_ATTRIBUTE |
| extern int __asan_option_detect_stack_use_after_return; |
| |
| SANITIZER_INTERFACE_ATTRIBUTE |
| extern uptr *__asan_test_only_reported_buggy_pointer; |
| |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_load1(uptr p); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_load2(uptr p); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_load4(uptr p); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_load8(uptr p); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_load16(uptr p); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_store1(uptr p); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_store2(uptr p); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_store4(uptr p); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_store8(uptr p); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_store16(uptr p); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_loadN(uptr p, uptr size); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_storeN(uptr p, uptr size); |
| |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_load1_noabort(uptr p); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_load2_noabort(uptr p); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_load4_noabort(uptr p); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_load8_noabort(uptr p); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_load16_noabort(uptr p); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_store1_noabort(uptr p); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_store2_noabort(uptr p); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_store4_noabort(uptr p); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_store8_noabort(uptr p); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_store16_noabort(uptr p); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_loadN_noabort(uptr p, uptr size); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_storeN_noabort(uptr p, uptr size); |
| |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_exp_load1(uptr p, u32 exp); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_exp_load2(uptr p, u32 exp); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_exp_load4(uptr p, u32 exp); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_exp_load8(uptr p, u32 exp); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_exp_load16(uptr p, u32 exp); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_exp_store1(uptr p, u32 exp); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_exp_store2(uptr p, u32 exp); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_exp_store4(uptr p, u32 exp); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_exp_store8(uptr p, u32 exp); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_exp_store16(uptr p, u32 exp); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_exp_loadN(uptr p, uptr size, |
| u32 exp); |
| SANITIZER_INTERFACE_ATTRIBUTE void __asan_exp_storeN(uptr p, uptr size, |
| u32 exp); |
| |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void* __asan_memcpy(void *dst, const void *src, uptr size); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void* __asan_memset(void *s, int c, uptr n); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void* __asan_memmove(void* dest, const void* src, uptr n); |
| |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_poison_cxx_array_cookie(uptr p); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| uptr __asan_load_cxx_array_cookie(uptr *p); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_poison_intra_object_redzone(uptr p, uptr size); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_unpoison_intra_object_redzone(uptr p, uptr size); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_alloca_poison(uptr addr, uptr size); |
| SANITIZER_INTERFACE_ATTRIBUTE |
| void __asan_allocas_unpoison(uptr top, uptr bottom); |
| |
| SANITIZER_INTERFACE_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE |
| const char* __asan_default_suppressions(); |
| } // extern "C" |
| |
| #endif // ASAN_INTERFACE_INTERNAL_H |