1  //===-- asan_mapping.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 AddressSanitizer, an address sanity checker.
      10  //
      11  // Premap shadow range with an ifunc resolver.
      12  //===----------------------------------------------------------------------===//
      13  
      14  
      15  #ifndef ASAN_PREMAP_SHADOW_H
      16  #define ASAN_PREMAP_SHADOW_H
      17  
      18  #if ASAN_PREMAP_SHADOW
      19  namespace __asan {
      20  // Conservative upper limit.
      21  uptr PremapShadowSize();
      22  bool PremapShadowFailed();
      23  }
      24  #endif
      25  
      26  extern "C" INTERFACE_ATTRIBUTE void __asan_shadow();
      27  extern "C" decltype(__asan_shadow)* __asan_premap_shadow();
      28  
      29  #endif // ASAN_PREMAP_SHADOW_H