/*
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* Written by Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef _COBALT_POSIX_MUTEX_H
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#define _COBALT_POSIX_MUTEX_H
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#include "thread.h"
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#include <cobalt/uapi/mutex.h>
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#include <xenomai/posix/syscall.h>
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#include <xenomai/posix/process.h>
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struct cobalt_process;
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struct cobalt_mutex {
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unsigned int magic;
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struct xnsynch synchbase;
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/** cobalt_mutexq */
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struct list_head conds;
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struct cobalt_mutexattr attr;
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struct cobalt_resnode resnode;
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};
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int __cobalt_mutex_timedlock_break(struct cobalt_mutex_shadow __user *u_mx,
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const void __user *u_ts,
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int (*fetch_timeout)(struct timespec64 *ts,
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const void __user *u_ts));
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int __cobalt_mutex_timedlock64(struct cobalt_mutex_shadow __user *u_mx,
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const void __user *u_ts);
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int __cobalt_mutex_acquire_unchecked(struct xnthread *cur,
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struct cobalt_mutex *mutex,
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const struct timespec64 *ts);
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COBALT_SYSCALL_DECL(mutex_check_init,
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(struct cobalt_mutex_shadow __user *u_mx));
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COBALT_SYSCALL_DECL(mutex_init,
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(struct cobalt_mutex_shadow __user *u_mx,
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const struct cobalt_mutexattr __user *u_attr));
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COBALT_SYSCALL_DECL(mutex_destroy,
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(struct cobalt_mutex_shadow __user *u_mx));
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COBALT_SYSCALL_DECL(mutex_trylock,
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(struct cobalt_mutex_shadow __user *u_mx));
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COBALT_SYSCALL_DECL(mutex_lock,
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(struct cobalt_mutex_shadow __user *u_mx));
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COBALT_SYSCALL_DECL(mutex_timedlock,
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(struct cobalt_mutex_shadow __user *u_mx,
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const struct __user_old_timespec __user *u_ts));
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COBALT_SYSCALL_DECL(mutex_timedlock64,
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(struct cobalt_mutex_shadow __user *u_mx,
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const struct __kernel_timespec __user *u_ts));
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COBALT_SYSCALL_DECL(mutex_unlock,
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(struct cobalt_mutex_shadow __user *u_mx));
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int cobalt_mutex_release(struct xnthread *cur,
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struct cobalt_mutex *mutex);
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void cobalt_mutex_reclaim(struct cobalt_resnode *node,
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spl_t s);
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#endif /* !_COBALT_POSIX_MUTEX_H */
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