libsanitizer/asan/asan_premap_shadow.h

   1 //===-- asan_mapping.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 // Premap shadow range with an ifunc resolver.
  11 //===----------------------------------------------------------------------===//
  12
  13
  14 #ifndef ASAN_PREMAP_SHADOW_H
  15 #define ASAN_PREMAP_SHADOW_H
  16
  17 #if ASAN_PREMAP_SHADOW
  18 namespace __asan {
  19 // Conservative upper limit.
  20 uptr PremapShadowSize();
  21 bool PremapShadowFailed();
  22 }
  23 #endif
  24
  25 extern "C" INTERFACE_ATTRIBUTE void __asan_shadow();
  26 extern "C" decltype(__asan_shadow)* __asan_premap_shadow();
  27
  28 #endif // ASAN_PREMAP_SHADOW_H