--- /dev/null
+/* circularbytebuffer.h */
+/*
+ This file is part of the AVR-circularbytebuffer.
+ Copyright (C) 2009 Daniel Otte (daniel.otte@rub.de)
+
+ 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/>.
+*/
+/**
+ * \file circularbytebuffer.h
+ * \email daniel.otte@rub.de
+ * \author Daniel Otte
+ * \date 2009-07-24
+ * \license GPLv3 or later
+ * \ingroup circularbytebuffer
+ * \brief declaration for circular byte buffer
+ */
+
+#ifndef CIRCULARBYTEBUFFER_H_
+#define CIRCULARBYTEBUFFER_H_
+
+#include <stdint.h>
+#include <stdlib.h>
+#include "config.h"
+
+ typedef struct {
+ uint8_t buffer_size;
+ uint8_t fillcount;
+ uint8_t* buffer;
+ uint8_t* head;
+ uint8_t* tail;
+ uint8_t* top;
+} circularbytebuffer_t;
+
+
+#if CIRCULARBYTEBUFFER_NO_MALLOC==0
+uint8_t circularbytebuffer_init(uint8_t buffersize, circularbytebuffer_t* cb);
+#endif
+#if CIRCULARBYTEBUFFER_NO_INIT2==0
+void circularbytebuffer_init2(uint8_t buffersize, circularbytebuffer_t* cb, void* buffer);
+#endif
+uint16_t circularbytebuffer_get_lifo(circularbytebuffer_t* cb);
+uint16_t circularbytebuffer_get_fifo(circularbytebuffer_t* cb);
+uint8_t circularbytebuffer_append(uint8_t, circularbytebuffer_t* cb);
+uint8_t circularbytebuffer_push(uint8_t, circularbytebuffer_t* cb);
+uint8_t circularbytebuffer_cnt(circularbytebuffer_t* cb);
+void circularbytebuffer_free(circularbytebuffer_t* cb);
+
+#endif /* CIRCULARBYTEBUFFER_H_ */