sys54-mdep.h

7号信令功能代码,为开源代码

/************************************************************************
*                   SVR 4 User Level Machine Dependencies               *
*************************************************************************
*									*
* This file contains the missing structure definitions required		*
* to run STREAMS at user level in a a testing environment on SVR4 UNIX.	*
*									*
* The file then includes port-mdep.h for the portable version of the	*
* code.									*
*									*
* Author:	David Grothe						*
*									*
* Copyright (C) 1997  David Grothe, Gcom, Inc <[e-mail]>		*
*									*
************************************************************************/
/*
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 * 
 * This library 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
 * Library General Public License for more details.
 * 
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Cambridge,
 * MA 02139, USA.
 * 
 */

#ifndef	_SYS54_MDEP_H
#define	_SYS54_MDEP_H			1

#ident "@(#) LiS sys54-mdep.h 2.1 4/4/99 11:34:30 "


#include <sys/types.h>
#include <sys/errno.h>	      /* for errno */
#include <memory.h>	      /* for memcpy */
#include <sys/signal.h>	      /* for signal numbers */

/*
 * name changes for these structures.
 */
#define	semaphore	u_semaphore
#define	semaphore_t	u_semaphore_t

/************************************************************************
*                            major/minor                                *
*************************************************************************
*									*
* Macros to extract the major and minor device numbers from a dev_t	*
* variable.								*
*									*
************************************************************************/

#ifndef _INKERNEL		
#define	_INKERNEL		1
#endif

#undef _KERNEL			/* undefine for this include file */
#include <sys/mkdev.h>		/* SVR4 include file */
#define	_KERNEL			1

#define	MAJOR		major
#define	MINOR		minor
#define	makedevice	makedev

#if defined(__USLC__)

    /* compiling with USL C compiler, i.e., compiling on SVR4 */

#else

    /* not compiling ON SVR4, but compiling FOR SVR4 */
    typedef unsigned long	major_t ;
    typedef unsigned long	minor_t ;

#endif

typedef unsigned long	port_dev_t ;		/* device major/minor */

#undef uid 
#undef gid
/* typedef int     o_uid_t; */
/* typedef int     o_gid_t; */
typedef unsigned   char uchar;
typedef struct cred {
	uid_t	cr_uid;			/* effective user id */
	gid_t	cr_gid;			/* effective group id */
} cred_t;

typedef struct u_semaphore
{
    int			sem_count ;		/* semaphore counter */
    long		sem_xxx[8] ;		/* just a placeholder */

} u_semaphore_t ;



#define	kvtophys(addr)		(addr)		/* user level fakery */

/*
 * bzero and bcopy
 */
#define	bzero(addr,nbytes)	memset(addr, 0, nbytes)
#define	bcopy(src,dst,n)	memcpy(dst,src,n)


#ifndef PORTABLE
#define	PORTABLE	1
#endif

/*
 * Signal that STREAMS uses but SVR4 does not support.
 */
/* #define	SIGURG		31 */




/*
 * Now include the portable stuff
 */
#ifndef _USER_CMN_H
#include <sys/LiS/user-cmn.h>
#endif
#ifndef _PORT_MDEP_H
#include <sys/LiS/port-mdep.h>
#endif


#endif