1    :  // Copyright 2012 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    :  #ifndef SYZYGY_TRACE_ETW_CONTROL_CALL_TRACE_CONTROL_H_
  15    :  #define SYZYGY_TRACE_ETW_CONTROL_CALL_TRACE_CONTROL_H_
  16    :  
  17    :  #include <windows.h>
  18    :  
  19    :  // The following is part of the API exported by call_trace.dll.
  20  m :  extern "C" {
  21    :  
  22  m :  void CALLBACK StartCallTrace(HWND unused_window,
  23  m :                               HINSTANCE unused_instance,
  24  m :                               LPSTR unused_cmd_line,
  25  m :                               int unused_show);
  26    :  
  27  m :  void CALLBACK StopCallTrace(HWND unused_window,
  28  m :                              HINSTANCE unused_instance,
  29  m :                              LPSTR unused_cmd_line,
  30  m :                              int unused_show);
  31    :  
  32  m :  }  // extern "C"
  33    :  
  34    :  // These are used by call_trace_control.exe
  35  m :  bool StartCallTraceImpl();
  36  m :  bool QueryCallTraceImpl();
  37  m :  bool StopCallTraceImpl();
  38    :  
  39    :  #endif  // SYZYGY_TRACE_ETW_CONTROL_CALL_TRACE_CONTROL_H_