diff -r 28294b895e5e -r 68a281aefa76 src/lib/ASN1Reader.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/lib/ASN1Reader.h	Sat Jul 24 17:35:27 2021 +0200
@@ -0,0 +1,53 @@
+/**
+ * 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 "AbstractParser.h"
+#include "ASN1ContentHandler.h"
+
+namespace relpipe {
+namespace in {
+namespace asn1 {
+namespace lib {
+
+class ASN1Reader : public AbstractParser {
+public:
+	virtual ~ASN1Reader() = default;
+
+	virtual void addHandler(std::shared_ptr<ASN1ContentHandler> handler) {
+		handlers->addHandler(handler);
+	};
+
+	/**
+	 * @param uri identifier of the option
+	 * @param value value of the option
+	 * @return whether this option is supported and was applied here
+	 */
+	virtual bool setOption(const std::string& uri, const std::string& value) {
+		return false;
+	}
+
+protected:
+	std::shared_ptr<ASN1ContentHandlerProxy> handlers = std::make_shared<ASN1ContentHandlerProxy>();
+};
+
+}
+}
+}
+}