kpgpblock.h

/*
    kpgpblock.h
 
    Copyright (C) 2001,2002 the KPGP authors
    See file AUTHORS.kpgp for details
 
    This file is part of KPGP, the KDE PGP/GnuPG support library.
 
    KPGP is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software Foundation,
    Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
 */
 
#ifndef KPGPBLOCK_H
#define KPGPBLOCK_H
 
#include <tqcstring.h>
#include <tqstring.h>
#include <tqstrlist.h>
 
#include <tdemacros.h>
 
//#include <tqstringlist.h>
class TQStringList;
 
#include "kpgp.h"
 
namespace Kpgp {
 
typedef enum {
  UnknownBlock = -1,        // BEGIN PGP ???
  NoPgpBlock = 0,
  PgpMessageBlock = 1,      // BEGIN PGP MESSAGE
  MultiPgpMessageBlock = 2, // BEGIN PGP MESSAGE, PART X[/Y]
  SignatureBlock = 3,       // BEGIN PGP SIGNATURE
  ClearsignedBlock = 4,     // BEGIN PGP SIGNED MESSAGE
  PublicKeyBlock = 5,       // BEGIN PGP PUBLIC KEY BLOCK
  PrivateKeyBlock = 6       // BEGIN PGP PRIVATE KEY BLOCK (PGP 2.x: ...SECRET...)
} BlockType;
 
typedef enum {
  OK          =  0x0000,
  CLEARTEXT   =  0x0000,
  RUN_ERR     =  0x0001,
  ERROR       =  0x0001,
  ENCRYPTED   =  0x0002,
  SIGNED      =  0x0004,
  GOODSIG     =  0x0008,
  ERR_SIGNING =  0x0010,
  UNKNOWN_SIG =  0x0020,
  BADPHRASE   =  0x0040,
  BADKEYS     =  0x0080,
  NO_SEC_KEY  =  0x0100, 
  MISSINGKEY  =  0x0200,
  CANCEL      =  0x8000
} MessageStatus;
  
class Base;
class Module;
 
  /*
   * BEGIN PGP MESSAGE
   *     Used for signed, encrypted, or compressed files.
   *
   * BEGIN PGP PUBLIC KEY BLOCK
   *     Used for armoring public keys
   *
   * BEGIN PGP PRIVATE KEY BLOCK (PGP 2.x: BEGIN PGP SECRET KEY BLOCK)
   *     Used for armoring private keys
   *
   * BEGIN PGP MESSAGE, PART X/Y
   *     Used for multi-part messages, where the armor is split amongst Y
   *     parts, and this is the Xth part out of Y.
   *
   * BEGIN PGP MESSAGE, PART X
   *     Used for multi-part messages, where this is the Xth part of an
   *     unspecified number of parts. Requires the MESSAGE-ID Armor
   *     Header to be used.
   *
   * BEGIN PGP SIGNATURE
   *     Used for detached signatures, OpenPGP/MIME signatures, and
   *     signatures following clearsigned messages. Note that PGP 2.x
   *     uses BEGIN PGP MESSAGE for detached signatures.
   * 
   * BEGIN PGP SIGNED MESSAGE
   *     Used for cleartext signed messages.
   */
class TDE_EXPORT Block
{
 public:
 
  Block( const TQCString& str = TQCString() );
  ~Block();
 
  TQCString text() const;
  void setText( const TQCString& str );
 
  void setProcessedText( const TQCString& str );
 
  int status() const;
  void setStatus( const int status );
 
  BlockType type();
 
  bool isEncrypted() const;
 
  bool isSigned() const;
 
  bool goodSignature() const;
 
  TQString signatureUserId() const;
  void setSignatureUserId( const TQString& userId );
 
  TQCString signatureKeyId() const;
  void setSignatureKeyId( const TQCString& keyId );
 
  TQCString signatureDate() const;
  void setSignatureDate( const TQCString& date );
 
  const TQStrList encryptedFor() const;
 
  TQString requiredKey() const;
  void setRequiredKey( const TQCString& keyId );
 
  TQString requiredUserId() const;
  void setRequiredUserId( const TQString& userId );
 
  TQCString error() const;
  void setError( const TQCString& str );
 
  void reset();
 
  bool decrypt();
 
  bool verify();
 
  Kpgp::Result clearsign( const TQCString& keyId,
                  const TQCString& charset = TQCString() );
 
  Kpgp::Result encrypt( const TQStringList& receivers, const TQCString& keyId,
                const bool sign, const TQCString& charset = TQCString() );
 
 private:
  void clear();
 
  BlockType determineType() const;
 
  TQCString mText;
  TQCString mProcessedText;
  TQCString mError;
  TQString mSignatureUserId;
  TQCString mSignatureKeyId;
  TQCString mSignatureDate;
  TQCString mRequiredKey;
  TQString mRequiredUserId;
  TQStrList mEncryptedFor;
  int mStatus;
  bool mHasBeenProcessed;
  BlockType mType;
};
 
// -- inlined member functions ---------------------------------------------
 
inline TQCString
Block::text() const
{
  if( mHasBeenProcessed )
    return mProcessedText;
  else
    return mText;
}
 
inline void
Block::setText( const TQCString& str )
{
  clear();
  mText = str;
}
 
inline void
Block::setProcessedText( const TQCString& str )
{
  mProcessedText = str;
  mHasBeenProcessed = true;
}
 
inline TQCString
Block::error() const
{
  return mError;
}
 
inline void
Block::setError( const TQCString& str )
{
  mError = str;
}
 
inline int
Block::status() const
{
  return mStatus;
}
 
inline void
Block::setStatus( const int status )
{
  mStatus = status;
}
 
inline BlockType
Block::type()
{
  if( mType == NoPgpBlock )
    mType = determineType();
  return mType;
}
 
inline TQString
Block::signatureUserId() const
{
  return mSignatureUserId;
}
 
inline void
Block::setSignatureUserId( const TQString& userId )
{
  mSignatureUserId = userId;
}
 
inline TQCString
Block::signatureKeyId() const
{
  return mSignatureKeyId;
}
 
inline void
Block::setSignatureKeyId( const TQCString& keyId )
{
  mSignatureKeyId = keyId;
}
 
inline TQCString
Block::signatureDate() const
{
  return mSignatureDate;
}
 
inline void
Block::setSignatureDate( const TQCString& date )
{
  mSignatureDate = date;
}
 
inline TQString
Block::requiredKey() const
{
  return mRequiredKey;
}
 
inline void
Block::setRequiredKey( const TQCString& keyId )
{
  mRequiredKey = keyId;
}
 
inline TQString
Block::requiredUserId() const
{
  return mRequiredUserId;
}
 
inline void
Block::setRequiredUserId( const TQString& userId )
{
  mRequiredUserId = userId;
}
 
inline const TQStrList
Block::encryptedFor() const
{
  return mEncryptedFor;
}
 
inline bool 
Block::isEncrypted() const
{
  if( mStatus & ENCRYPTED )
    return true;
  return false;
}
 
inline bool 
Block::isSigned() const
{
  if( mStatus & SIGNED )
    return true;
  return false;
}
 
inline bool 
Block::goodSignature() const
{
  if( mStatus & GOODSIG )
    return true;
  return false;
}
 
/*
inline bool
Block::unknownSigner() const
{
  if( mStatus & UNKNOWN_SIG )
    return true;
  return false;
}
*/
 
// -------------------------------------------------------------------------
 
} // namespace Kpgp
 
#endif