/usr/include/xenomai/rtai/fifo.h is in libxenomai-dev 2.5.5.2-1ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 | /**
*
* @note Copyright (C) 2004 Philippe Gerum <rpm@xenomai.org>
* @note Copyright (C) 2005 Nextream France S.A.
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef _RTAI_FIFO_H
#define _RTAI_FIFO_H
#include <nucleus/pipe.h>
#include <rtai/types.h>
#if defined(__KERNEL__) || defined(__XENO_SIM__)
#define RTFIFO_SYNCWAIT 0
typedef struct rt_fifo {
xnholder_t link; /* !< Link in flush queue. */
#define link2rtfifo(laddr) \
((RT_FIFO *)(((char *)laddr) - (int)(&((RT_FIFO *)0)->link)))
int minor; /* !< Device minor number. */
int refcnt; /* !< Reference count. */
xnpipe_mh_t *buffer; /* !< Output buffer. */
size_t bufsz; /* !< Size of the output buffer. */
size_t fillsz; /* !< Bytes written to the buffer. */
u_long status; /* !< Status information. */
int (*handler)(unsigned minor); /* !< Input handler. */
char name[XNOBJECT_NAME_LEN]; /* !< Symbolic name. */
xnhandle_t handle; /* !< Handle in registry. */
} RT_FIFO;
#ifdef __cplusplus
extern "C" {
#endif
int __rtai_fifo_pkg_init(void);
void __rtai_fifo_pkg_cleanup(void);
#ifdef __cplusplus
}
#endif
#endif /* __KERNEL__ || __XENO_SIM__ */
#ifdef __cplusplus
extern "C" {
#endif
int rtf_create(unsigned minor,
int size);
int rtf_destroy(unsigned minor);
int rtf_put(unsigned minor,
const void *buf,
int count);
int rtf_get(unsigned minor,
void *buf,
int count);
int rtf_create_handler(unsigned minor,
int (*handler)(unsigned minor));
#define X_FIFO_HANDLER(handler) ((int (*)(unsigned int))(handler))
int rtf_reset(unsigned minor);
#ifdef __cplusplus
}
#endif
#endif /* !_RTAI_FIFO_H */
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