text: //
  //////////////////////////////////////////////////////////////////////////////
  //
  //  Copyright 2013 Autodesk, Inc.  All rights reserved.
  //
  //  Use of this software is subject to the terms of the Autodesk license 
  //  agreement provided at the time of installation or download, or which 
  //  otherwise accompanies this software in either electronic or hard copy form.   
  //
  //////////////////////////////////////////////////////////////////////////////
  //
  // DESCRIPTION: DWG Security - Parameters for encryption/decryption
  //              and digital signatures
  //
  
  #ifndef __DBSECURITY_H_
  #define __DBSECURITY_H_
  
  class AcDbDate;
  
  
  enum
  {
      SECURITYPARAMS_ENCRYPT_DATA     = 0x00000001,
      SECURITYPARAMS_ENCRYPT_PROPS    = 0x00000002,
  
      SECURITYPARAMS_SIGN_DATA        = 0x00000010,
      SECURITYPARAMS_ADD_TIMESTAMP    = 0x00000020
  };
  
  
  enum
  {
      SECURITYPARAMS_ALGID_RC4        = 0x00006801
  };
  
  
  struct SecurityParams
  {
      unsigned long   cbSize;
      unsigned long   ulFlags;        // see enum above for flag values
  
      // data relevant to password protection
      wchar_t*        wszPassword;
      unsigned long   ulProvType;
      wchar_t*        wszProvName;
      unsigned long   ulAlgId;        // SECURITYPARAMS_ALGID_RC4
      unsigned long   ulKeyLength;
  
      // data relevant to digital signatures
      wchar_t*        wszCertSubject;
      wchar_t*        wszCertIssuer;
      wchar_t*        wszCertSerialNum;
      wchar_t*        wszComment;
      wchar_t*        wszTimeServer;
  };
  
  
  //////////////////////////////////////////////////////////////////////////////
  //                                                                          //
  // The following struct is for internal use only.                           //
  //                                                                          //
  //////////////////////////////////////////////////////////////////////////////
  
  struct SignatureInfo
  {
      unsigned long   cbSize;
  
      unsigned long   ulFlags;
      wchar_t*        wszCertSubject;
      wchar_t*        wszCertIssuer;
      wchar_t*        wszSubjectEMail;
      wchar_t*        wszCertSerialNum;
      wchar_t*        wszX500;
      AcDbDate*       pTimeCertNotBefore;
      AcDbDate*       pTimeCertNotAfter;
      wchar_t*        wszComment;
      wchar_t*        wszTimeServer;
      AcDbDate*       pTimestamp;
  };
  
  
  #endif  // __DBSECURITY_H_
  