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/*
* Copyright (c) 2012-2014 Richard Braun.
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef _KERN_TYPES_H
#define _KERN_TYPES_H
#include <machine/types.h>
/*
* Forward declarations.
*/
struct task;
/*
* Types defined here to avoid inclusion loops.
*/
#include <kern/list.h>
struct spinlock {
unsigned int locked;
};
struct mutex {
unsigned int state;
struct spinlock lock;
struct list waiters;
};
struct condition {
struct spinlock lock;
struct mutex *mutex;
struct list waiters;
};
#endif /* _KERN_TYPES_H */
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