refactored gpgwin -> mainwindow and context -> gpgcontext

git-svn-id: http://cpunk.de/svn/src/gpg4usb/trunk@588 34ebc366-c3a9-4b3c-9f84-69acf7962910

1 files changed, 127 insertions, 0 deletions

diff --git a/gpgcontext.h b/gpgcontext.h
new file mode 100644
index 0000000..101dbdf
--- /dev/null
+++ b/gpgcontext.h
@@ -0,0 +1,127 @@
+/*
+ *      context.h
+ *
+ *      Copyright 2008 gpg4usb-team <[email protected]>
+ *
+ *      This file is part of gpg4usb.
+ *
+ *      Gpg4usb 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 3 of the License, or
+ *      (at your option) any later version.
+ *
+ *      Gpg4usb is distributed in the hope that it will be useful,
+ *      but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *      GNU General Public License for more details.
+ *
+ *      You should have received a copy of the GNU General Public License
+ *      along with gpg4usb.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+#ifndef __SGPGMEPP_CONTEXT_H__
+#define __SGPGMEPP_CONTEXT_H__
+
+#include <locale.h>
+#include <errno.h>
+#include <gpgme.h>
+#include <QLinkedList>
+#include <QtGui>
+
+QT_BEGIN_NAMESPACE
+class QMessageBox;
+class sstream;
+class QApplication;
+class QByteArray;
+class QString;
+QT_END_NAMESPACE
+
+class GpgKey
+{
+public:
+    GpgKey() {
+        privkey = false;
+    }
+    QString id;
+    QString name;
+    QString email;
+    QString fpr;
+    bool privkey;
+    bool expired;
+};
+
+typedef QLinkedList< GpgKey > GpgKeyList;
+
+namespace GpgME
+{
+
+class GpgContext : public QObject
+{
+    Q_OBJECT
+
+public:
+    GpgContext(); // Constructor
+    ~GpgContext(); // Destructor
+
+    void importKey(QByteArray inBuffer);
+    bool exportKeys(QStringList *uidList, QByteArray *outBuffer);
+    void generateKey(QString *params);
+    GpgKeyList listKeys();
+    void deleteKeys(QStringList *uidList);
+    bool encrypt(QStringList *uidList, const QByteArray &inBuffer,
+                 QByteArray *outBuffer);
+    bool decrypt(const QByteArray &inBuffer, QByteArray *outBuffer);
+    void clearPasswordCache();
+    void exportSecretKey(QString uid, QByteArray *outBuffer);
+    gpgme_key_t getKeyDetails(QString uid);
+    gpgme_signature_t verify(QByteArray in);
+//    void decryptVerify(QByteArray in);
+    bool sign(QStringList *uidList, const QByteArray &inBuffer, QByteArray *outBuffer );
+    /**
+     * @details If text contains PGP-message, put a linebreak before the message,
+     * so that gpgme can decrypt correctly
+     *
+     * @param in Pointer to the QBytearray to check.
+     */
+    void preventNoDataErr(QByteArray *in);
+
+    /**
+     * @brief
+     *
+     * @param text
+     * @return \li 2, if the text is completly signed,
+     *          \li 1, if the text is partially signed,
+     *          \li 0, if the text is not signed at all.
+     */
+    int textIsSigned(const QByteArray &text);
+    QString beautifyFingerprint(QString fingerprint);
+
+signals:
+    void keyDBChanged();
+
+private:
+    gpgme_ctx_t mCtx;
+    gpgme_data_t in, out;
+    gpgme_error_t err;
+    gpgme_error_t readToBuffer(gpgme_data_t in, QByteArray *outBuffer);
+    QByteArray mPasswordCache;
+    QSettings settings;
+    bool debug;
+    int checkErr(gpgme_error_t err) const;
+    int checkErr(gpgme_error_t err, QString comment) const;
+
+    static gpgme_error_t passphraseCb(void *hook, const char *uid_hint,
+                                      const char *passphrase_info,
+                                      int last_was_bad, int fd);
+    gpgme_error_t passphrase(const char *uid_hint,
+                             const char *passphrase_info,
+                             int last_was_bad, int fd);
+
+    void executeGpgCommand(QStringList arguments,
+                           QByteArray *stdOut,
+                           QByteArray *stdErr);
+
+};
+} // namespace GpgME
+
+#endif // __SGPGMEPP_CONTEXT_H__