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diff --git a/src/libstrongswan/plugins/botan/botan_rng.h b/src/libstrongswan/plugins/botan/botan_rng.h
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+/*
+ * Copyright (C) 2018 René Korthaus
+ * Rohde & Schwarz Cybersecurity GmbH
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+/**
+ * @defgroup botan_rng botan_rng
+ * @{ @ingroup botan_p
+ */
+
+#ifndef BOTAN_RNG_H_
+#define BOTAN_RNG_H_
+
+typedef struct botan_random_t botan_random_t;
+
+#include <library.h>
+
+/**
+ * rng_t implementation using botan.
+ *
+ * @note botan_rng_t is a botan reserved type.
+ */
+struct botan_random_t {
+
+	/**
+	 * Implements rng_t.
+	 */
+	rng_t rng;
+};
+
+/**
+ * Creates a botan_random_t instance.
+ *
+ * @param quality	required quality of randomness
+ * @return			botan_random_t instance
+ */
+botan_random_t *botan_rng_create(rng_quality_t quality);
+
+#endif /** BOTAN_RNG_H_ @} */