1 /* 2 * Mach Operating System 3 * Copyright (c) 1991,1990 Carnegie Mellon University 4 * All Rights Reserved. 5 * 6 * Permission to use, copy, modify and distribute this software and its 7 * documentation is hereby granted, provided that both the copyright 8 * notice and this permission notice appear in all copies of the 9 * software, derivative works or modified versions, and any portions 10 * thereof, and that both notices appear in supporting documentation. 11 * 12 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS 13 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR 14 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 15 * 16 * Carnegie Mellon requests users of this software to return to 17 * 18 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 19 * School of Computer Science 20 * Carnegie Mellon University 21 * Pittsburgh PA 15213-3890 22 * 23 * any improvements or extensions that they make and grant Carnegie the 24 * rights to redistribute these changes. 25 * 26 * $Id: db_watch.h,v 1.3 1994/08/18 22:34:29 wollman Exp $ 27 */ 28 29 /* 30 * Author: David B. Golub, Carnegie Mellon University 31 * Date: 10/90 32 */ 33 34 #ifndef _DDB_DB_WATCH_ 35 #define _DDB_DB_WATCH_ 36 37 #include <vm/vm_map.h> 38 #include <machine/db_machdep.h> 39 40 /* 41 * Watchpoint. 42 */ 43 44 typedef struct db_watchpoint { 45 vm_map_t map; /* in this map */ 46 db_addr_t loaddr; /* from this address */ 47 db_addr_t hiaddr; /* to this address */ 48 struct db_watchpoint *link; /* link in in-use or free chain */ 49 } *db_watchpoint_t; 50 51 extern boolean_t db_find_watchpoint(/* vm_map_t map, db_addr_t addr, 52 db_regs_t *regs */); 53 54 55 56 extern void db_set_watchpoint(/* vm_map_t map, db_addr_t addr, vm_size_t size */); 57 extern void db_delete_watchpoint(/* vm_map_t map, db_addr_t addr */); 58 extern void db_list_watchpoints(); 59 60 #endif _DDB_DB_WATCH_ 61