Rearrange some classes

src/Utility/Cryptographic.h

@@ -0,0 +1,39 @@
+ /*
+ * Copyright 2020, WindTerm.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef CRYPTOGRAPHIC_H
+#define CRYPTOGRAPHIC_H
+
+#pragma once
+
+class QByteArray;
+
+class Cryptographic {
+public:
+	Cryptographic() = default;
+
+	static QByteArray decrypt(const QByteArray &data, const QByteArray &pbkdf2);
+	static QByteArray encrypt(const QByteArray &data, const QByteArray &pbkdf2);
+	static QByteArray pbkdf2(const QByteArray &password, const QByteArray &salt);
+	static QByteArray salt();
+
+private:
+	static QByteArray doCrypt(QByteArray data, const QByteArray &key, const QByteArray &iv, int enc);
+	static QByteArray iv(const QByteArray &pbkdf2);
+	static QByteArray key(const QByteArray &pbkdf2);
+};
+
+#endif // CRYPTOGRAPHIC_H