//===-- asan_interface_internal.h -------------------------------*- C++ -*-===// // // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. // See https://llvm.org/LICENSE.txt for license information. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception // //===----------------------------------------------------------------------===// // // 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" uptr; u64; 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 { … }; // This structure describes an instrumented global variable. struct __asan_global { … }; // 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_01(uptr addr, uptr size); SANITIZER_INTERFACE_ATTRIBUTE void __asan_set_shadow_02(uptr addr, uptr size); SANITIZER_INTERFACE_ATTRIBUTE void __asan_set_shadow_03(uptr addr, uptr size); SANITIZER_INTERFACE_ATTRIBUTE void __asan_set_shadow_04(uptr addr, uptr size); SANITIZER_INTERFACE_ATTRIBUTE void __asan_set_shadow_05(uptr addr, uptr size); SANITIZER_INTERFACE_ATTRIBUTE void __asan_set_shadow_06(uptr addr, uptr size); SANITIZER_INTERFACE_ATTRIBUTE void __asan_set_shadow_07(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 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(); SANITIZER_INTERFACE_ATTRIBUTE void __asan_handle_vfork(void *sp); SANITIZER_INTERFACE_ATTRIBUTE int __asan_update_allocation_context( void *addr); } // extern "C" #endif // ASAN_INTERFACE_INTERNAL_H
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