45 lines
1.4 KiB
C
45 lines
1.4 KiB
C
/*
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* libdivecomputer
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*
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* Copyright (C) 2008 Jef Driesen
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*
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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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*
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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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*
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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 Street, Fifth Floor, Boston,
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* MA 02110-1301 USA
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*/
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#ifndef RINGBUFFER_H
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#define RINGBUFFER_H
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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unsigned int
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ringbuffer_normalize (unsigned int a, unsigned int begin, unsigned int end);
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unsigned int
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ringbuffer_distance (unsigned int a, unsigned int b, int mode, unsigned int begin, unsigned int end);
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unsigned int
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ringbuffer_increment (unsigned int a, unsigned int delta, unsigned int begin, unsigned int end);
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unsigned int
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ringbuffer_decrement (unsigned int a, unsigned int delta, unsigned int begin, unsigned int end);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* RINGBUFFER_H */
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