| 1 | /* | 
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| 2 |  * kern/mwmr.h - a basic FIFO buffer | 
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| 3 |  *  | 
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| 4 |  * Copyright (c) 2007,2008,2009,2010,2011,2012 Ghassan Almaless | 
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| 5 |  * Copyright (c) 2011,2012 UPMC Sorbonne Universites | 
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| 6 |  *  | 
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| 7 |  * This file is part of ALMOS-kernel. | 
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| 8 |  * | 
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| 9 |  * ALMOS-kernel is free software; you can redistribute it and/or modify it | 
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| 10 |  * under the terms of the GNU General Public License as published by | 
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| 11 |  * the Free Software Foundation; version 2.0 of the License. | 
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| 12 |  * | 
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| 13 |  * ALMOS-kernel is distributed in the hope that it will be useful, but | 
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| 14 |  * WITHOUT ANY WARRANTY; without even the implied warranty of | 
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| 15 |  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU | 
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| 16 |  * General Public License for more details. | 
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| 17 |  * | 
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| 18 |  * You should have received a copy of the GNU General Public License | 
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| 19 |  * along with ALMOS-kernel; if not, write to the Free Software Foundation, | 
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| 20 |  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | 
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| 21 |  */ | 
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| 22 |  | 
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| 23 | #ifndef _MWMR_H_ | 
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| 24 | #define _MWMR_H_ | 
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| 25 |  | 
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| 26 | #include <types.h> | 
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| 27 |  | 
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| 28 | struct fifomwmr_s; | 
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| 29 |  | 
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| 30 | struct fifomwmr_s* mwmr_init(int item, int length, int isAtomic); | 
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| 31 | int mwmr_read(struct fifomwmr_s *fifo, void *buffer, size_t size); | 
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| 32 | int mwmr_write(struct fifomwmr_s *fifo, void *buffer, size_t size); | 
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| 33 | void mwmr_destroy(struct fifomwmr_s *fifo); | 
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| 34 |  | 
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| 35 | #endif  /* _MWMR_H_ */ | 
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