some initial work and thoughts about encryption

shared/keyinfo.h

@@ -0,0 +1,55 @@
+// Squawk messenger. 
+// Copyright (C) 2019  Yury Gubich <blue@macaw.me>
+// 
+// This program 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.
+// 
+// This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef SHARED_KEYINFO_H
+#define SHARED_KEYINFO_H
+
+#include <QString>
+#include <QByteArray>
+
+#include <stdint.h>
+
+#include "enums.h"
+
+namespace Shared {
+
+class KeyInfo
+{
+public:
+    KeyInfo(
+        uint32_t id,
+        const QByteArray&
+        fingerPrint,
+        const QString& label,
+        TrustLevel trustLevel,
+        EncryptionProtocol protocol = EncryptionProtocol::omemo,
+        bool currentDevice = false
+    );
+    KeyInfo();
+
+private:
+    uint32_t id;
+    QByteArray fingerPrint;
+    QString label;
+    TrustLevel trustLevel;
+    EncryptionProtocol protocol;
+    bool currentDevice;
+
+};
+
+}
+
+#endif // SHARED_KEYINFO_H