libsanitizer/hwasan/hwasan_interface_internal.h

   1 //===-- hwasan_interface_internal.h -----------------------------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // This file is a part of HWAddressSanitizer.
  10 //
  11 // Private Hwasan interface header.
  12 //===----------------------------------------------------------------------===//
  13
  14 #ifndef HWASAN_INTERFACE_INTERNAL_H
  15 #define HWASAN_INTERFACE_INTERNAL_H
  16
  17 #include "sanitizer_common/sanitizer_internal_defs.h"
  18 #include "sanitizer_common/sanitizer_platform_limits_posix.h"
  19 #include <link.h>
  20
  21 extern "C" {
  22
  23 SANITIZER_INTERFACE_ATTRIBUTE
  24 void __hwasan_init_static();
  25
  26 SANITIZER_INTERFACE_ATTRIBUTE
  27 void __hwasan_init();
  28
  29 SANITIZER_INTERFACE_ATTRIBUTE
  30 void __hwasan_library_loaded(ElfW(Addr) base, const ElfW(Phdr) * phdr,
  31                              ElfW(Half) phnum);
  32
  33 SANITIZER_INTERFACE_ATTRIBUTE
  34 void __hwasan_library_unloaded(ElfW(Addr) base, const ElfW(Phdr) * phdr,
  35                                ElfW(Half) phnum);
  36
  37 using __sanitizer::uptr;
  38 using __sanitizer::sptr;
  39 using __sanitizer::uu64;
  40 using __sanitizer::uu32;
  41 using __sanitizer::uu16;
  42 using __sanitizer::u64;
  43 using __sanitizer::u32;
  44 using __sanitizer::u16;
  45 using __sanitizer::u8;
  46
  47 SANITIZER_INTERFACE_ATTRIBUTE
  48 void __hwasan_init_frames(uptr, uptr);
  49
  50 SANITIZER_INTERFACE_ATTRIBUTE
  51 extern uptr __hwasan_shadow_memory_dynamic_address;
  52
  53 SANITIZER_INTERFACE_ATTRIBUTE
  54 void __hwasan_loadN(uptr, uptr);
  55 SANITIZER_INTERFACE_ATTRIBUTE
  56 void __hwasan_load1(uptr);
  57 SANITIZER_INTERFACE_ATTRIBUTE
  58 void __hwasan_load2(uptr);
  59 SANITIZER_INTERFACE_ATTRIBUTE
  60 void __hwasan_load4(uptr);
  61 SANITIZER_INTERFACE_ATTRIBUTE
  62 void __hwasan_load8(uptr);
  63 SANITIZER_INTERFACE_ATTRIBUTE
  64 void __hwasan_load16(uptr);
  65
  66 SANITIZER_INTERFACE_ATTRIBUTE
  67 void __hwasan_loadN_noabort(uptr, uptr);
  68 SANITIZER_INTERFACE_ATTRIBUTE
  69 void __hwasan_load1_noabort(uptr);
  70 SANITIZER_INTERFACE_ATTRIBUTE
  71 void __hwasan_load2_noabort(uptr);
  72 SANITIZER_INTERFACE_ATTRIBUTE
  73 void __hwasan_load4_noabort(uptr);
  74 SANITIZER_INTERFACE_ATTRIBUTE
  75 void __hwasan_load8_noabort(uptr);
  76 SANITIZER_INTERFACE_ATTRIBUTE
  77 void __hwasan_load16_noabort(uptr);
  78
  79 SANITIZER_INTERFACE_ATTRIBUTE
  80 void __hwasan_storeN(uptr, uptr);
  81 SANITIZER_INTERFACE_ATTRIBUTE
  82 void __hwasan_store1(uptr);
  83 SANITIZER_INTERFACE_ATTRIBUTE
  84 void __hwasan_store2(uptr);
  85 SANITIZER_INTERFACE_ATTRIBUTE
  86 void __hwasan_store4(uptr);
  87 SANITIZER_INTERFACE_ATTRIBUTE
  88 void __hwasan_store8(uptr);
  89 SANITIZER_INTERFACE_ATTRIBUTE
  90 void __hwasan_store16(uptr);
  91
  92 SANITIZER_INTERFACE_ATTRIBUTE
  93 void __hwasan_storeN_noabort(uptr, uptr);
  94 SANITIZER_INTERFACE_ATTRIBUTE
  95 void __hwasan_store1_noabort(uptr);
  96 SANITIZER_INTERFACE_ATTRIBUTE
  97 void __hwasan_store2_noabort(uptr);
  98 SANITIZER_INTERFACE_ATTRIBUTE
  99 void __hwasan_store4_noabort(uptr);
 100 SANITIZER_INTERFACE_ATTRIBUTE
 101 void __hwasan_store8_noabort(uptr);
 102 SANITIZER_INTERFACE_ATTRIBUTE
 103 void __hwasan_store16_noabort(uptr);
 104
 105 SANITIZER_INTERFACE_ATTRIBUTE
 106 void __hwasan_tag_memory(uptr p, u8 tag, uptr sz);
 107
 108 SANITIZER_INTERFACE_ATTRIBUTE
 109 uptr __hwasan_tag_pointer(uptr p, u8 tag);
 110
 111 SANITIZER_INTERFACE_ATTRIBUTE
 112 void __hwasan_tag_mismatch(uptr addr, u8 ts);
 113
 114 SANITIZER_INTERFACE_ATTRIBUTE
 115 void __hwasan_tag_mismatch4(uptr addr, uptr access_info, uptr *registers_frame,
 116                             size_t outsize);
 117
 118 SANITIZER_INTERFACE_ATTRIBUTE
 119 u8 __hwasan_generate_tag();
 120
 121 // Returns the offset of the first tag mismatch or -1 if the whole range is
 122 // good.
 123 SANITIZER_INTERFACE_ATTRIBUTE
 124 sptr __hwasan_test_shadow(const void *x, uptr size);
 125
 126 SANITIZER_INTERFACE_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE
 127 /* OPTIONAL */ const char* __hwasan_default_options();
 128
 129 SANITIZER_INTERFACE_ATTRIBUTE
 130 void __hwasan_print_shadow(const void *x, uptr size);
 131
 132 SANITIZER_INTERFACE_ATTRIBUTE
 133 void __hwasan_handle_longjmp(const void *sp_dst);
 134
 135 SANITIZER_INTERFACE_ATTRIBUTE
 136 void __hwasan_handle_vfork(const void *sp_dst);
 137
 138 SANITIZER_INTERFACE_ATTRIBUTE
 139 u16 __sanitizer_unaligned_load16(const uu16 *p);
 140
 141 SANITIZER_INTERFACE_ATTRIBUTE
 142 u32 __sanitizer_unaligned_load32(const uu32 *p);
 143
 144 SANITIZER_INTERFACE_ATTRIBUTE
 145 u64 __sanitizer_unaligned_load64(const uu64 *p);
 146
 147 SANITIZER_INTERFACE_ATTRIBUTE
 148 void __sanitizer_unaligned_store16(uu16 *p, u16 x);
 149
 150 SANITIZER_INTERFACE_ATTRIBUTE
 151 void __sanitizer_unaligned_store32(uu32 *p, u32 x);
 152
 153 SANITIZER_INTERFACE_ATTRIBUTE
 154 void __sanitizer_unaligned_store64(uu64 *p, u64 x);
 155
 156 SANITIZER_INTERFACE_ATTRIBUTE
 157 void __hwasan_enable_allocator_tagging();
 158
 159 SANITIZER_INTERFACE_ATTRIBUTE
 160 void __hwasan_disable_allocator_tagging();
 161
 162 SANITIZER_INTERFACE_ATTRIBUTE
 163 void __hwasan_thread_enter();
 164
 165 SANITIZER_INTERFACE_ATTRIBUTE
 166 void __hwasan_thread_exit();
 167
 168 SANITIZER_INTERFACE_ATTRIBUTE
 169 void __hwasan_print_memory_usage();
 170
 171 // The compiler will generate this when
 172 // `-hwasan-record-stack-history-with-calls` is added as a flag, which will add
 173 // frame record information to the stack ring buffer. This is an alternative to
 174 // the compiler emitting instructions in the prologue for doing the same thing
 175 // by accessing the ring buffer directly.
 176 SANITIZER_INTERFACE_ATTRIBUTE
 177 void __hwasan_add_frame_record(u64 frame_record_info);
 178
 179 SANITIZER_INTERFACE_ATTRIBUTE
 180 void *__hwasan_memcpy(void *dst, const void *src, uptr size);
 181 SANITIZER_INTERFACE_ATTRIBUTE
 182 void *__hwasan_memset(void *s, int c, uptr n);
 183 SANITIZER_INTERFACE_ATTRIBUTE
 184 void *__hwasan_memmove(void *dest, const void *src, uptr n);
 185
 186 SANITIZER_INTERFACE_ATTRIBUTE
 187 void __hwasan_set_error_report_callback(void (*callback)(const char *));
 188 }  // extern "C"
 189
 190 #endif  // HWASAN_INTERFACE_INTERNAL_H