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    :  //
  15    :  
  16    :  #ifndef SYZYGY_AGENT_COMMON_ENTRY_FRAME_H_
  17    :  #define SYZYGY_AGENT_COMMON_ENTRY_FRAME_H_
  18    :  
  19    :  #include "base/basictypes.h"
  20    :  #include "syzygy/trace/protocol/call_trace_defs.h"
  21    :  
  22  m :  namespace agent {
  23    :  
  24    :  // This structure is overlaid on the entry frame by the entry hook, to allow
  25    :  // to the user to access and modify the entry frame.
  26  m :  struct EntryFrame {
  27  m :    RetAddr retaddr;
  28  m :    ArgumentWord args[4];
  29  m :  };
  30    :  
  31  m :  }  // namespace agent
  32    :  
  33    :  #endif  // SYZYGY_AGENT_COMMON_ENTRY_FRAME_H_