--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/lib/BasicASN1Reader.h	Sat Mar 13 17:58:09 2021 +0100
@@ -0,0 +1,76 @@
+/**
+ * Relational pipes
+ * Copyright © 2021 František Kučera (Frantovo.cz, GlobalCode.info)
+ *
+ * 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, version 3 of the License.
+ *
+ * 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/>.
+ */
+#pragma once
+
+#include <memory>
+
+#include "ASN1Reader.h"
+
+namespace relpipe {
+namespace in {
+namespace asn1 {
+namespace lib {
+
+/**
+ * Reads ASN.1 data encoded as BER (DER, CER).
+ */
+class BasicASN1Reader : public ASN1Reader {
+public:
+	virtual ~BasicASN1Reader() = default;
+
+	virtual void addHandler(std::shared_ptr<ASN1ContentHandler> handler) {
+	};
+
+	virtual void process() {
+	};
+
+	static ASN1Reader* create(std::istream& input) {
+		return new BasicASN1Reader();
+	}
+
+private:
+
+	enum class State {
+		A,
+		B,
+		C
+	};
+
+	State state = State::A;
+
+protected:
+
+	void update() override {
+
+		if (state == State::A) {
+			
+		} else if (state == State::B) {
+			
+		} else if (state == State::C) {
+			
+		}
+
+
+
+	}
+
+};
+
+}
+}
+}
+}