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db_watch.h revision 1.8 
      1 /*	$NetBSD: db_watch.h,v 1.8 1994/10/09 08:41:20 mycroft Exp $	*/
      2 
      3 /*
      4  * Mach Operating System
      5  * Copyright (c) 1991,1990 Carnegie Mellon University
      6  * All Rights Reserved.
      7  *
      8  * Permission to use, copy, modify and distribute this software and its
      9  * documentation is hereby granted, provided that both the copyright
     10  * notice and this permission notice appear in all copies of the
     11  * software, derivative works or modified versions, and any portions
     12  * thereof, and that both notices appear in supporting documentation.
     13  *
     14  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS
     15  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
     16  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
     17  *
     18  * Carnegie Mellon requests users of this software to return to
     19  *
     20  *  Software Distribution Coordinator  or  Software.Distribution (at) CS.CMU.EDU
     21  *  School of Computer Science
     22  *  Carnegie Mellon University
     23  *  Pittsburgh PA 15213-3890
     24  *
     25  * any improvements or extensions that they make and grant Carnegie the
     26  * rights to redistribute these changes.
     27  *
     28  * 	Author: David B. Golub, Carnegie Mellon University
     29  *	Date:	10/90
     30  */
     31 
     32 #ifndef	_DDB_DB_WATCH_
     33 #define	_DDB_DB_WATCH_
     34 
     35 /*
     36  * Watchpoint.
     37  */
     38 typedef struct db_watchpoint {
     39 	vm_map_t map;			/* in this map */
     40 	db_addr_t loaddr;		/* from this address */
     41 	db_addr_t hiaddr;		/* to this address */
     42 	struct db_watchpoint *link;	/* link in in-use or free chain */
     43 } *db_watchpoint_t;
     44 
     45 boolean_t db_find_watchpoint __P((vm_map_t, db_addr_t, db_regs_t *));
     46 void db_set_watchpoints __P((void));
     47 void db_clear_watchpoints __P((void));
     48 
     49 void db_set_watchpoint __P((vm_map_t, db_addr_t, vm_size_t));
     50 void db_delete_watchpoint __P((vm_map_t, db_addr_t));
     51 void db_list_watchpoints __P((void));
     52 
     53 #endif	_DDB_DB_WATCH_
     54