| 1 | /*
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| 2 | * openpgp.h - OpenPGP base
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| 3 | * Copyright (C) 2003 Justin Karneges
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| 4 | *
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| 5 | * This program is free software; you can redistribute it and/or
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| 6 | * modify it under the terms of the GNU General Public License
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| 7 | * as published by the Free Software Foundation; either version 2
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| 8 | * of the License, or (at your option) any later version.
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| 9 | *
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| 10 | * This program is distributed in the hope that it will be useful,
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| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 13 | * GNU General Public License for more details.
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| 14 | *
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| 15 | * You should have received a copy of the GNU General Public License
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| 16 | * along with this library; if not, write to the Free Software
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| 17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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| 18 | *
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| 19 | */
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| 20 |
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| 21 | #ifndef CS_OPENPGP_H
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| 22 | #define CS_OPENPGP_H
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| 23 |
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| 24 | #include<qobject.h>
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| 25 | #include<qstring.h>
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| 26 | #include<qvaluelist.h>
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| 27 | #include<qdatetime.h>
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| 28 | #include<qpair.h>
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| 29 |
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| 30 | namespace OpenPGP
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| 31 | {
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| 32 | enum { None, Encrypt, Decrypt, Sign, Verify };
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| 33 | enum { VerifyGood, VerifyBad, VerifyNoKey, VerifyError };
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| 34 | class Engine;
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| 35 |
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| 36 | class Key
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| 37 | {
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| 38 | public:
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| 39 | Key();
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| 40 | ~Key();
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| 41 |
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| 42 | const QString & keyID() const;
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| 43 | const QString & userID() const;
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| 44 | void setKeyID(const QString &);
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| 45 | void setUserID(const QString &);
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| 46 |
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| 47 | private:
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| 48 | QString v_keyID;
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| 49 | QString v_userID;
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| 50 | };
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| 51 |
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| 52 | typedef QValueList<Key> KeyList;
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| 53 |
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| 54 | class Request : public QObject
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| 55 | {
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| 56 | Q_OBJECT
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| 57 | public:
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| 58 | Request(Engine *);
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| 59 | ~Request();
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| 60 |
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| 61 | int type() const;
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| 62 |
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| 63 | void encrypt(const QByteArray &in, const QStringList &keys);
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| 64 | void decrypt(const QString &in);
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| 65 | void sign(const QByteArray &in, const QString &keyID);
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| 66 | void verify(const QByteArray &in, const QString &sig);
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| 67 |
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| 68 | void submitPassphrase(const QString &);
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| 69 |
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| 70 | QString encrypted() const;
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| 71 | QByteArray decrypted() const;
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| 72 | QString signature() const;
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| 73 | QString keyID() const;
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| 74 | QDateTime timestamp() const;
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| 75 | int verifyResult() const;
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| 76 |
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| 77 | bool badPassphrase() const;
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| 78 |
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| 79 | signals:
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| 80 | void finished(bool);
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| 81 | void needPassphrase();
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| 82 |
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| 83 | private:
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| 84 | class Private;
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| 85 | Private *d;
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| 86 |
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| 87 | friend class Engine;
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| 88 | void op_encryptFinished(bool, const QString &);
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| 89 | void op_decryptFinished(bool, const QByteArray &);
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| 90 | void op_signFinished(bool, const QString &);
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| 91 | void op_verifyFinished(int, const QString &, const QDateTime &);
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| 92 | void op_needPassphrase();
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| 93 | void op_setBadPassphrase(bool);
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| 94 | };
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| 95 |
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| 96 | class Engine : public QObject
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| 97 | {
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| 98 | Q_OBJECT
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| 99 | public:
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| 100 | Engine(QObject *parent=0);
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| 101 | virtual ~Engine()=0;
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| 102 |
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| 103 | virtual bool checkAvailability()=0;
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| 104 | virtual QString id() const=0;
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| 105 | virtual QString name() const=0;
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| 106 |
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| 107 | virtual void init()=0;
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| 108 | virtual KeyList secretKeys() const=0;
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| 109 | virtual KeyList publicKeys() const=0;
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| 110 |
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| 111 | signals:
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| 112 | void initFinished(bool, const QString &);
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| 113 | void keysUpdated();
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| 114 |
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| 115 | protected:
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| 116 | friend class Request;
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| 117 | virtual void encrypt(Request *, const QByteArray &, const QStringList &keys)=0;
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| 118 | virtual void decrypt(Request *, const QString &)=0;
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| 119 | virtual void sign(Request *, const QByteArray &, const QString &keyID)=0;
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| 120 | virtual void verify(Request *, const QByteArray &, const QString &sig)=0;
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| 121 | virtual void submitPassphrase(Request *, const QString &)=0;
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| 122 | void encryptFinished(Request *, bool, const QString &);
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| 123 | void decryptFinished(Request *, bool, const QByteArray &);
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| 124 | void signFinished(Request *, bool, const QString &);
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| 125 | void verifyFinished(Request *, int, const QString &, const QDateTime &);
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| 126 | void needPassphrase(Request *);
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| 127 | void setBadPassphrase(Request *, bool);
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| 128 | };
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| 129 |
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| 130 | typedef QPair<QString,QString> EngineItem;
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| 131 |
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| 132 | QValueList<EngineItem> getAllEngines();
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| 133 | QValueList<EngineItem> getAvailableEngines();
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| 134 | Engine * createEngine(const QString &);
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| 135 |
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| 136 | QString stripHeaderFooter(const QString &);
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| 137 | QString addHeaderFooter(const QString &, int);
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| 138 | }
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| 139 |
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| 140 | #endif
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