/*

 * Copyright (c) 1993, 1994 by Chris Provenzano, proven@mit.edu

 * Copyright (c) 1995-1998 by John Birrell <jb@cimlogic.com.au>

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in the

 *    documentation and/or other materials provided with the distribution.

 * 4. The name of Chris Provenzano may not be used to endorse or promote 

 *	  products derived from this software without specific prior written

 *	  permission.

 *

 * THIS SOFTWARE IS PROVIDED BY CHRIS PROVENZANO ``AS IS'' AND

 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

 * ARE DISCLAIMED.  IN NO EVENT SHALL CHRIS PROVENZANO BE LIABLE FOR ANY 

 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 

 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER

 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 

 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY

 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 

 * SUCH DAMAGE.

 *

 * $FreeBSD: src/sys/sys/_pthreadtypes.h,v 1.1 2005/05/31 15:18:17 rodrigc Exp $

 */

#ifndef _SYS__PTHREADTYPES_H_

#define _SYS__PTHREADTYPES_H_

/*

 * Forward structure definitions.

 *

 * These are mostly opaque to the user.

 */

struct pthread;

struct pthread_attr;

struct pthread_cond;

struct pthread_cond_attr;

struct pthread_mutex;

struct pthread_mutex_attr;

struct pthread_once;

struct pthread_rwlock;

struct pthread_rwlockattr;

struct pthread_barrier;

struct pthread_barrier_attr;

struct pthread_spinlock;

/*

 * Primitive system data type definitions required by P1003.1c.

 *

 * Note that P1003.1c specifies that there are no defined comparison

 * or assignment operators for the types pthread_attr_t, pthread_cond_t,

 * pthread_condattr_t, pthread_mutex_t, pthread_mutexattr_t.

 */

typedef struct	pthread			*pthread_t;

typedef struct	pthread_attr		*pthread_attr_t;

typedef struct	pthread_mutex		*pthread_mutex_t;

typedef struct	pthread_mutex_attr	*pthread_mutexattr_t;

typedef struct	pthread_cond		*pthread_cond_t;

typedef struct	pthread_cond_attr	*pthread_condattr_t;

typedef int     			pthread_key_t;

typedef struct	pthread_once		pthread_once_t;

typedef struct	pthread_rwlock		*pthread_rwlock_t;

typedef struct	pthread_rwlockattr	*pthread_rwlockattr_t;

typedef struct	pthread_barrier		*pthread_barrier_t;

typedef struct	pthread_barrierattr	*pthread_barrierattr_t;

typedef struct	pthread_spinlock	*pthread_spinlock_t;

/*

 * Additional type definitions:

 *

 * Note that P1003.1c reserves the prefixes pthread_ and PTHREAD_ for

 * use in header symbols.

 */

typedef void	*pthread_addr_t;

typedef void	*(*pthread_startroutine_t)(void *);

/*

 * Once definitions.

 */

struct pthread_once {

	int		state;

	pthread_mutex_t	mutex;

};

#endif /* ! _SYS__PTHREADTYPES_H_ */