sys/ddb/db_watch.h

   1 /*      $OpenBSD: db_watch.h,v 1.9 2010/11/27 19:59:11 miod Exp $       */
   2 /*      $NetBSD: db_watch.h,v 1.9 1996/02/05 01:57:24 christos Exp $    */
   3
   4 /*
   5  * Mach Operating System
   6  * Copyright (c) 1993,1992,1991,1990 Carnegie Mellon University
   7  * All Rights Reserved.
   8  *
   9  * Permission to use, copy, modify and distribute this software and its
  10  * documentation is hereby granted, provided that both the copyright
  11  * notice and this permission notice appear in all copies of the
  12  * software, derivative works or modified versions, and any portions
  13  * thereof, and that both notices appear in supporting documentation.
  14  *
  15  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  16  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
  17  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
  18  *
  19  * Carnegie Mellon requests users of this software to return to
  20  *
  21  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
  22  *  School of Computer Science
  23  *  Carnegie Mellon University
  24  *  Pittsburgh PA 15213-3890
  25  *
  26  * any improvements or extensions that they make and grant Carnegie Mellon
  27  * the rights to redistribute these changes.
  28  *
  29  *      Author: David B. Golub, Carnegie Mellon University
  30  *      Date:   10/90
  31  */
  32
  33 #ifndef _DDB_DB_WATCH_
  34 #define _DDB_DB_WATCH_
  35
  36 /*
  37  * Watchpoint.
  38  */
  39 typedef struct db_watchpoint {
  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 db_watchpoint_t db_watchpoint_alloc(void);
  46 void db_watchpoint_free(db_watchpoint_t);
  47 void db_set_watchpoint(db_addr_t, vsize_t);
  48 void db_delete_watchpoint(db_addr_t);
  49 void db_list_watchpoints(void);
  50 void db_deletewatch_cmd(db_expr_t, int, db_expr_t, char *);
  51 void db_watchpoint_cmd(db_expr_t, int, db_expr_t, char *);
  52 void db_listwatch_cmd(db_expr_t, int, db_expr_t, char *);
  53 void db_set_watchpoints(void);
  54 void db_clear_watchpoints(void);
  55
  56 #endif  /* _DDB_DB_WATCH_ */