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42 lines
1.2 KiB
C
42 lines
1.2 KiB
C
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/*
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buffer.h - Buffer library for Wiring & Arduino
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Based on Hernando Barragan's original C implementation
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Copyright (c) 2006 Nicholas Zambetti. All right reserved.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef buffer_h
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#define buffer_h
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#include <inttypes.h>
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typedef struct {
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char* in;
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char* out;
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char* buf;
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uint16_t len;
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uint16_t cnt;
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} buffer_t;
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void buffer_init(buffer_t*, char*, uint16_t);
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void buffer_put(buffer_t*, char);
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uint16_t buffer_get(buffer_t*);
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uint8_t buffer_look(buffer_t*);
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uint8_t buffer_available(buffer_t*);
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#endif
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