1    :  // Copyright 2015 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    :  // Definition of some structures encountered in the PE files.
  16    :  
  17    :  #ifndef SYZYGY_PE_PE_STRUCTS_H_
  18    :  #define SYZYGY_PE_PE_STRUCTS_H_
  19    :  
  20    :  #include <windows.h>
  21    :  
  22  m :  namespace pe {
  23    :  
  24    :  // Redefinition of the IMAGE_LOAD_CONFIG_DIRECTORY structure. This corresponds
  25    :  // to the structure as encountered in the version 8.1 of the Windows SDK.
  26  m :  struct LoadConfigDirectory {
  27    :    // Fields available in v8.0+ of the Windows SDK.
  28  m :    DWORD   Size;
  29  m :    DWORD   TimeDateStamp;
  30  m :    WORD    MajorVersion;
  31  m :    WORD    MinorVersion;
  32  m :    DWORD   GlobalFlagsClear;
  33  m :    DWORD   GlobalFlagsSet;
  34  m :    DWORD   CriticalSectionDefaultTimeout;
  35  m :    DWORD   DeCommitFreeBlockThreshold;
  36  m :    DWORD   DeCommitTotalFreeThreshold;
  37  m :    DWORD   LockPrefixTable;                // VA
  38  m :    DWORD   MaximumAllocationSize;
  39  m :    DWORD   VirtualMemoryThreshold;
  40  m :    DWORD   ProcessHeapFlags;
  41  m :    DWORD   ProcessAffinityMask;
  42  m :    WORD    CSDVersion;
  43  m :    WORD    Reserved1;
  44  m :    DWORD   EditList;                       // VA
  45  m :    DWORD   SecurityCookie;                 // VA
  46  m :    DWORD   SEHandlerTable;                 // VA
  47  m :    DWORD   SEHandlerCount;
  48    :  
  49    :    // Fields available in v8.1+ of the Windows SDK.
  50  m :    DWORD   GuardCFCheckFunctionPointer;    // VA
  51  m :    DWORD   Reserved2;
  52  m :    DWORD   GuardCFFunctionTable;           // VA
  53  m :    DWORD   GuardCFFunctionCount;
  54  m :    DWORD   GuardFlags;
  55  m :  };
  56    :  
  57    :  // An enum mapping the size of a given IMAGE_LOAD_CONFIG_DIRECTORY structure to
  58    :  // the corresponding version of the Windows SDK.
  59  m :  enum LoadConfigDirectoryVersion {
  60  m :    kLoadConfigDirectorySizeUnknown = 0,
  61  m :    kLoadConfigDirectorySize80 =
  62  m :        offsetof(LoadConfigDirectory, GuardCFCheckFunctionPointer),
  63  m :    kLoadConfigDirectorySize81 = sizeof(LoadConfigDirectory),
  64  m :  };
  65    :  
  66  m :  };  // namespace pe
  67    :  
  68    :  #endif  // SYZYGY_PE_PE_STRUCTS_H_