1    :  // Copyright 2014 Google Inc. All Rights Reserved.
   2    :  //
   3    :  // Licensed under the Apache License, Version 2.0 (the "License");
   4    :  // you may not use this file except in compliance with the License.
   5    :  // You may obtain a copy of the License at
   6    :  //
   7    :  //     http://www.apache.org/licenses/LICENSE-2.0
   8    :  //
   9    :  // Unless required by applicable law or agreed to in writing, software
  10    :  // distributed under the License is distributed on an "AS IS" BASIS,
  11    :  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12    :  // See the License for the specific language governing permissions and
  13    :  // limitations under the License.
  14    :  //
  15    :  // Defines the Asan system interceptors.
  16    :  #ifndef SYZYGY_AGENT_ASAN_SYSTEM_INTERCEPTORS_H_
  17    :  #define SYZYGY_AGENT_ASAN_SYSTEM_INTERCEPTORS_H_
  18    :  
  19    :  #include <windows.h>
  20    :  
  21  m :  namespace agent {
  22  m :  namespace asan {
  23    :  
  24  m :  class Shadow;
  25    :  
  26    :  // Configures the shadow memory to be used by the system interceptors.
  27    :  // @param shadow The shadow memory to use. May be null, effectively
  28    :  //     disabling the interceptors.
  29    :  // @returns the previously configured shadow memory.
  30  m :  Shadow* SetSystemInterceptorShadow(Shadow* shadow);
  31    :  
  32  m :  }  // namespace asan
  33  m :  }  // namespace agent
  34    :  
  35    :  // Exposes the system interceptors.
  36  m :  extern "C" {
  37    :  
  38    :  // Allows specifying a callback that will be called by the function interceptors
  39    :  // once the internal call to the intercepted function returns. This is for
  40    :  // testing purposes only.
  41  m :  typedef void (*InterceptorTailCallback)(void);
  42  m :  void asan_SetInterceptorTailCallback(InterceptorTailCallback callback);
  43    :  
  44  m :  }  // extern "C"
  45    :  
  46    :  #endif  // SYZYGY_AGENT_ASAN_SYSTEM_INTERCEPTORS_H_