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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [libnetworking/] [sys/] [conf.h] - Rev 385
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/*- * Copyright (c) 1990, 1993 * The Regents of the University of California. All rights reserved. * (c) UNIX System Laboratories, Inc. * All or some portions of this file are derived from material licensed * to the University of California by American Telephone and Telegraph * Co. or Unix System Laboratories, Inc. and are reproduced herein with * the permission of UNIX System Laboratories, Inc. * * 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. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 THE REGENTS OR CONTRIBUTORS 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. * * @(#)conf.h 8.5 (Berkeley) 1/9/95 * $Id: conf.h,v 1.2 2001-09-27 12:02:00 chris Exp $ */ #ifndef _SYS_CONF_H_ #define _SYS_CONF_H_ /* * Definitions of device driver entry switches */ struct buf; struct proc; struct tty; struct uio; struct vnode; typedef int d_open_t __P((dev_t dev, int oflags, int devtype, struct proc *p)); typedef int d_close_t __P((dev_t dev, int fflag, int devtype, struct proc *p)); typedef void d_strategy_t __P((struct buf *bp)); typedef int d_ioctl_t __P((dev_t dev, int cmd, caddr_t data, int fflag, struct proc *p)); typedef int d_dump_t __P((dev_t dev)); typedef int d_psize_t __P((dev_t dev)); typedef int d_read_t __P((dev_t dev, struct uio *uio, int ioflag)); typedef int d_write_t __P((dev_t dev, struct uio *uio, int ioflag)); typedef void d_stop_t __P((struct tty *tp, int rw)); typedef int d_reset_t __P((dev_t dev)); typedef struct tty *d_devtotty_t __P((dev_t dev)); typedef int d_select_t __P((dev_t dev, int which, struct proc *p)); typedef int d_mmap_t __P((dev_t dev, int offset, int nprot)); typedef int l_open_t __P((dev_t dev, struct tty *tp)); typedef int l_close_t __P((struct tty *tp, int flag)); typedef int l_read_t __P((struct tty *tp, struct uio *uio, int flag)); typedef int l_write_t __P((struct tty *tp, struct uio *uio, int flag)); typedef int l_ioctl_t __P((struct tty *tp, int cmd, caddr_t data, int flag, struct proc *p)); typedef int l_rint_t __P((int c, struct tty *tp)); typedef int l_start_t __P((struct tty *tp)); typedef int l_modem_t __P((struct tty *tp, int flag)); /* * Block device switch table */ struct bdevsw { d_open_t *d_open; d_close_t *d_close; d_strategy_t *d_strategy; d_ioctl_t *d_ioctl; d_dump_t *d_dump; d_psize_t *d_psize; int d_flags; char *d_name; /* name of the driver e.g. audio */ struct cdevsw *d_cdev; /* cross pointer to the cdev */ int d_maj; /* the major number we were assigned */ }; #ifdef KERNEL extern struct bdevsw *bdevsw[]; #endif /* * Character device switch table */ struct cdevsw { d_open_t *d_open; d_close_t *d_close; d_read_t *d_read; d_write_t *d_write; d_ioctl_t *d_ioctl; d_stop_t *d_stop; d_reset_t *d_reset; /* XXX not used */ d_devtotty_t *d_devtotty; d_select_t *d_select; d_mmap_t *d_mmap; d_strategy_t *d_strategy; char *d_name; /* see above */ struct bdevsw *d_bdev; int d_maj; }; #ifdef KERNEL extern struct cdevsw *cdevsw[]; #endif /* * Line discipline switch table */ struct linesw { l_open_t *l_open; l_close_t *l_close; l_read_t *l_read; l_write_t *l_write; l_ioctl_t *l_ioctl; l_rint_t *l_rint; l_start_t *l_start; l_modem_t *l_modem; }; #ifdef KERNEL extern struct linesw linesw[]; extern int nlinesw; int ldisc_register __P((int , struct linesw *)); void ldisc_deregister __P((int)); #define LDISC_LOAD -1 /* Loadable line discipline */ #endif /* * Swap device table */ struct swdevt { dev_t sw_dev; int sw_flags; int sw_nblks; struct vnode *sw_vp; }; #define SW_FREED 0x01 #define SW_SEQUENTIAL 0x02 #define sw_freed sw_flags /* XXX compat */ #ifdef KERNEL d_open_t noopen; d_close_t noclose; d_read_t noread; d_write_t nowrite; d_ioctl_t noioctl; d_stop_t nostop; d_reset_t noreset; d_devtotty_t nodevtotty; d_select_t noselect; d_mmap_t nommap; /* Bogus defines for compatibility. */ #define noioc noioctl #define nostrat nostrategy #define zerosize nopsize /* * XXX d_strategy seems to be unused for cdevs that aren't associated with * bdevs and called without checking for it being non-NULL for bdevs. */ #define nostrategy ((d_strategy_t *)NULL) d_dump_t nodump; /* * nopsize is little used, so not worth having dummy functions for. */ #define nopsize ((d_psize_t *)NULL) d_open_t nullopen; d_close_t nullclose; #define nullstop nostop /* one void return is as good as another */ #define nullreset noreset /* one unused function is as good as another */ d_open_t nxopen; d_close_t nxclose; d_read_t nxread; d_write_t nxwrite; d_ioctl_t nxioctl; #define nxstop nostop /* one void return is as good as another */ #define nxreset noreset /* one unused function is as good as another */ #define nxdevtotty nodevtotty /* one NULL return is as good as another */ d_select_t nxselect; #define nxmmap nommap /* one -1 return is as good as another */ #define nxstrategy nostrategy /* one NULL value is as good as another */ d_dump_t nxdump; #define nxpsize nopsize /* one NULL value is as good as another */ d_read_t rawread; d_write_t rawwrite; l_read_t l_noread; l_write_t l_nowrite; int bdevsw_add __P((dev_t *descrip,struct bdevsw *new,struct bdevsw **old)); int cdevsw_add __P((dev_t *descrip,struct cdevsw *new,struct cdevsw **old)); void cdevsw_make __P((struct bdevsw *from)); void bdevsw_add_generic __P((int bdev, int cdev, struct bdevsw *bdevsw)); dev_t chrtoblk __P((dev_t dev)); int isdisk __P((dev_t dev, int type)); int iskmemdev __P((dev_t dev)); int iszerodev __P((dev_t dev)); void setconf __P((void)); #endif /* KERNEL */ #include <machine/conf.h> #endif /* !_SYS_CONF_H_ */
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