swkocmsg.h

VRTX 商用嵌入式实时操作系统

/***************************************************************************
*
*               Copyright (c) 1993 READY SYSTEMS CORPORATION.
*
*       All rights reserved. READY SYSTEMS' source code is an unpublished
*       work and the use of a copyright notice does not imply otherwise.
*       This source code contains confidential, trade secret material of
*       READY SYSTEMS. Any attempt or participation in deciphering, decoding,
*       reverse engineering or in any way altering the source code is
*       strictly prohibited, unless the prior written consent of
*       READY SYSTEMS is obtained.
*
*
*       Module Name:            %M%
*
*       Identification:         %Z% %I% %M%
*
*       Date:                   %G%  %U%
*
****************************************************************************
*/

/* $Id: swkocmsg.h,v 1.4 1993/07/01 20:07:18 robert Exp $ */
/*
 * Copyrighted as an unpublished work.
 * (c) Copyright Lachman Technology, Inc. 1993
 * All rights reserved.
 *
 * RESTRICTED RIGHTS:
 *
 * These programs are supplied under a license.  They may be used,
 * disclosed, and/or copied only as permitted under such license
 * agreement.  Any copy must contain the above copyright notice and
 * this restricted rights notice.  Use, copying, and/or disclosure of
 * the programs is strictly prohibited unless otherwise provided in
 * the license agreement.
 */

#ifndef _SWKOCMSG_H
#define _SWKOCMSG_H

#ifdef __cplusplus
extern "C" {
#endif

#define SWK_OCUNLOCKED	((char *)1)

extern char *swk_oclock;

struct swk_ocwait {
	int			oc_addr;	/* address to sleep/wakeup on */
	char			*oc_mbox;	/* mbox to pend for wakeup */
	struct swk_ocwait	*oc_next;	/* next msg in oc wait queue */
};

struct swk_oc_open_args {
	queue_t	*q;
	dev_t	*devp;
	int	flags;
	int	sflag;
	cred_t	*credp;
};

struct swk_oc_close_args {
	queue_t	*q;
	int	flags;
	cred_t	*credp;
};

struct swk_oc_oopen_args {
	queue_t	*q;
	dev_t	dev;
	int	flags;
	int	sflag;
};

struct swk_oc_oclose_args {
	queue_t	*q;
};

struct swk_oc_request {
	struct swk_message *msg;
	int             oc_flag;
	int             svr_type;
	union {
		struct swk_oc_open_args open;
		struct swk_oc_close_args close;
		struct swk_oc_oopen_args oopen;
		struct swk_oc_oclose_args oclose;
	} u;
};

#ifdef __cplusplus
}
#endif

#endif