home *** CD-ROM | disk | FTP | other *** search
Text File | 1992-09-04 | 4.6 KB | 120 lines | [TEXT/UNIX] |
- /*-
- * Copyright (c) 1982, 1988, 1991 The Regents of the University of California.
- * 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.
- * 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.
- *
- * @(#)systm.h 7.17 (Berkeley) 5/25/91
- */
-
- extern char *panicstr; /* panic message */
- extern char version[]; /* system version */
- extern char copyright[]; /* system copyright */
-
- extern int nblkdev; /* number of entries in bdevsw */
- extern int nchrdev; /* number of entries in cdevsw */
- extern int nswdev; /* number of swap devices */
- extern int nswap; /* size of swap space */
-
- extern int selwait; /* select timeout address */
-
- extern u_char curpri; /* priority of current process */
-
- extern int maxmem; /* max memory per process */
- extern int physmem; /* physical memory */
-
- extern dev_t dumpdev; /* dump device */
- extern long dumplo; /* offset into dumpdev */
-
- extern dev_t rootdev; /* root device */
- extern struct vnode *rootvp; /* vnode equivalent to above */
-
- extern dev_t swapdev; /* swapping device */
- extern struct vnode *swapdev_vp;/* vnode equivalent to above */
-
- extern struct sysent { /* system call table */
- int sy_narg; /* number of arguments */
- int (*sy_call)(); /* implementing function */
- } sysent[];
-
- extern int boothowto; /* reboot flags, from console subsystem */
- #ifdef KADB
- extern char *bootesym; /* end of symbol info from boot */
- #endif
-
- /* casts to keep lint happy */
- #define insque(q,p) _insque((caddr_t)q,(caddr_t)p)
- #define remque(q) _remque((caddr_t)q)
-
- /*
- * General function declarations.
- */
- int nullop __P((void));
- int enodev __P((void));
- int enoioctl __P((void));
- int enxio __P((void));
- int eopnotsupp __P((void));
- int seltrue __P((dev_t dev, int which, struct proc *p));
-
- void panic __P((char *));
- void tablefull __P((char *));
- void addlog __P((const char *, ...));
- void log __P((int, const char *, ...));
- void printf __P((const char *, ...));
- int sprintf __P((char *buf, const char *, ...));
- void ttyprintf __P((struct tty *, const char *, ...));
-
- void bcopy __P((void *from, void *to, u_int len));
- void ovbcopy __P((void *from, void *to, u_int len));
- void bzero __P((void *buf, u_int len));
- int bcmp __P((void *str1, void *str2, u_int len));
- int strlen __P((char *string));
-
- int copystr __P((void *kfaddr, void *kdaddr, u_int len, u_int *done));
- int copyinstr __P((void *udaddr, void *kaddr, u_int len, u_int *done));
- int copyoutstr __P((void *kaddr, void *udaddr, u_int len, u_int *done));
- int copyin __P((void *udaddr, void *kaddr, u_int len));
- int copyout __P((void *kaddr, void *udaddr, u_int len));
-
- int fubyte __P((void *base));
- #ifdef notdef
- int fuibyte __P((void *base));
- #endif
- int subyte __P((void *base, int byte));
- int suibyte __P((void *base, int byte));
- int fuword __P((void *base));
- int fuiword __P((void *base));
- int suword __P((void *base, int word));
- int suiword __P((void *base, int word));
-
- int scanc __P((unsigned size, u_char *cp, u_char *table, int mask));
- int skpc __P((int mask, int size, char *cp));
- int locc __P((int mask, char *cp, unsigned size));
- int ffs __P((long value));
-