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/*
kpgpbase.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 KPGPBASE_H
#define KPGPBASE_H
#include <tqstring.h>
#include <tqcstring.h>
#include <tqstringlist.h>
#include "kpgpkey.h"
#include "kpgpblock.h"
namespace Kpgp {
class Base
{
public:
/** virtual class used internally by kpgp */
Base();
virtual ~Base();
/** Encrypts the message with the given keys. */
virtual int encrypt( Block& , const KeyIDList& ) { return OK; }
/** Clearsigns the message with the currently set key. */
virtual int clearsign( Block& , const char *) { return OK; }
/** Encrypts and signs the message with the given keys. */
virtual int encsign( Block& , const KeyIDList& ,
const char * = 0) { return OK; }
/** Decrypts the message. */
virtual int decrypt( Block& , const char * = 0) { return OK; }
/** Verifies the message. */
virtual int verify( Block& block ) { return decrypt( block, 0 ); }
/** Reads the key data for the given key and returns it. If
<em>readTrust</em> is true then the trust of this key will be determined.
If <em>key</em> is not null then the key data will be stored in given
key.
*/
virtual Key* readPublicKey( const KeyID&, const bool = false,
Key* = 0 )
{ return 0; }
/** Returns the list of public keys in the users public keyring. */
virtual KeyList publicKeys( const TQStringList & = TQStringList() )
{ return KeyList(); }
/** Returns the list of secret keys in the users secret keyring. */
virtual KeyList secretKeys( const TQStringList & = TQStringList() )
{ return KeyList(); }
/** Returns the ascii armored data of the public key with the
given key id. */
virtual TQCString getAsciiPublicKey(const KeyID& ) { return TQCString(); }
/** Signs the given key with the currently set user key. This is currently
not implemented. */
virtual int signKey(const KeyID& , const char *) { return OK; }
/** Returns an error message if an error occurred during the last
operation. */
virtual TQString lastErrorMessage() const;
protected:
virtual int run( const char *cmd, const char *passphrase = 0,
bool onlyReadFromPGP = false );
virtual int runGpg( const char *cmd, const char *passphrase = 0,
bool onlyReadFromGnuPG = false );
virtual void clear();
TQCString addUserId();
TQCString input;
TQCString output;
TQCString error;
TQString errMsg;
TQCString mVersion;
int status;
};
// ---------------------------------------------------------------------------
class Base2 : public Base
{
public:
Base2();
virtual ~Base2();
virtual int encrypt( Block& block, const KeyIDList& recipients );
virtual int clearsign( Block& block, const char *passphrase );
virtual int encsign( Block& block, const KeyIDList& recipients,
const char *passphrase = 0 );
virtual int decrypt( Block& block, const char *passphrase = 0 );
virtual int verify( Block& block ) { return decrypt( block, 0 ); }
virtual Key* readPublicKey( const KeyID& keyID,
const bool readTrust = false,
Key* key = 0 );
virtual KeyList publicKeys( const TQStringList & patterns = TQStringList() );
virtual KeyList secretKeys( const TQStringList & patterns = TQStringList() );
virtual TQCString getAsciiPublicKey( const KeyID& keyID );
virtual int signKey( const KeyID& keyID, const char *passphrase );
protected:
KeyList doGetPublicKeys( const TQCString & cmd,
const TQStringList & patterns );
virtual KeyList parseKeyList( const TQCString&, bool );
private:
Key* parsePublicKeyData( const TQCString& output, Key* key = 0 );
void parseTrustDataForKey( Key* key, const TQCString& str );
};
class BaseG : public Base
{
public:
BaseG();
virtual ~BaseG();
virtual int encrypt( Block& block, const KeyIDList& recipients );
virtual int clearsign( Block& block, const char *passphrase );
virtual int encsign( Block& block, const KeyIDList& recipients,
const char *passphrase = 0 );
virtual int decrypt( Block& block, const char *passphrase = 0 );
virtual int verify( Block& block ) { return decrypt( block, 0 ); }
virtual Key* readPublicKey( const KeyID& keyID,
const bool readTrust = false,
Key* key = 0 );
virtual KeyList publicKeys( const TQStringList & patterns = TQStringList() );
virtual KeyList secretKeys( const TQStringList & patterns = TQStringList() );
virtual TQCString getAsciiPublicKey( const KeyID& keyID );
virtual int signKey( const KeyID& keyID, const char *passphrase );
private:
Key* parseKeyData( const TQCString& output, int& offset, Key* key = 0 );
KeyList parseKeyList( const TQCString&, bool );
};
class Base5 : public Base
{
public:
Base5();
virtual ~Base5();
virtual int encrypt( Block& block, const KeyIDList& recipients );
virtual int clearsign( Block& block, const char *passphrase );
virtual int encsign( Block& block, const KeyIDList& recipients,
const char *passphrase = 0 );
virtual int decrypt( Block& block, const char *passphrase = 0 );
virtual int verify( Block& block ) { return decrypt( block, 0 ); }
virtual Key* readPublicKey( const KeyID& keyID,
const bool readTrust = false,
Key* key = 0 );
virtual KeyList publicKeys( const TQStringList & patterns = TQStringList() );
virtual KeyList secretKeys( const TQStringList & patterns = TQStringList() );
virtual TQCString getAsciiPublicKey( const KeyID& keyID );
virtual int signKey( const KeyID& keyID, const char *passphrase );
private:
Key* parseKeyData( const TQCString& output, int& offset, Key* key = 0 );
Key* parseSingleKey( const TQCString& output, Key* key = 0 );
KeyList parseKeyList( const TQCString& output, bool );
void parseTrustDataForKey( Key* key, const TQCString& str );
};
class Base6 : public Base2
{
public:
Base6();
virtual ~Base6();
virtual int decrypt( Block& block, const char *passphrase = 0 );
virtual int verify( Block& block ) { return decrypt( block, 0 ); }
virtual Key* readPublicKey( const KeyID& keyID,
const bool readTrust = false,
Key* key = 0 );
virtual KeyList publicKeys( const TQStringList & patterns = TQStringList() );
virtual KeyList secretKeys( const TQStringList & patterns = TQStringList() );
virtual int isVersion6();
protected:
virtual KeyList parseKeyList( const TQCString &, bool );
private:
Key* parseKeyData( const TQCString& output, int& offset, Key* key = 0 );
Key* parseSingleKey( const TQCString& output, Key* key = 0 );
void parseTrustDataForKey( Key* key, const TQCString& str );
};
// ---------------------------------------------------------------------------
// inlined functions
inline TQString
Base::lastErrorMessage() const
{
return errMsg;
}
} // namespace Kpgp
#endif
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