Annotation of sys/ddb/db_break.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: db_break.h,v 1.8 2002/03/14 01:26:51 millert Exp $ */
2: /* $NetBSD: db_break.h,v 1.8 1996/02/05 01:56:52 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: 7/90
31: */
32:
33: #ifndef _DDB_DB_BREAK_H_
34: #define _DDB_DB_BREAK_H_
35:
36: #include <uvm/uvm_extern.h>
37:
38: /*
39: * Breakpoints.
40: */
41: typedef struct db_breakpoint {
42: struct vm_map *map; /* in this map */
43: db_addr_t address; /* set here */
44: int init_count; /* number of times to skip bkpt */
45: int count; /* current count */
46: int flags; /* flags: */
47: #define BKPT_SINGLE_STEP 0x2 /* to simulate single step */
48: #define BKPT_TEMP 0x4 /* temporary */
49: int bkpt_inst; /* saved instruction at bkpt */
50: struct db_breakpoint *link; /* link in in-use or free chain */
51: } *db_breakpoint_t;
52:
53: db_breakpoint_t db_breakpoint_alloc(void);
54: void db_breakpoint_free(db_breakpoint_t);
55: void db_set_breakpoint(struct vm_map *, db_addr_t, int);
56: void db_delete_breakpoint(struct vm_map *, db_addr_t);
57: db_breakpoint_t db_find_breakpoint(struct vm_map *, db_addr_t);
58: db_breakpoint_t db_find_breakpoint_here(db_addr_t);
59: void db_set_breakpoints(void);
60: void db_clear_breakpoints(void);
61: db_breakpoint_t db_set_temp_breakpoint(db_addr_t);
62: void db_delete_temp_breakpoint(db_breakpoint_t);
63: void db_list_breakpoints(void);
64: void db_delete_cmd(db_expr_t, int, db_expr_t, char *);
65: void db_breakpoint_cmd(db_expr_t, int, db_expr_t, char *);
66: void db_listbreak_cmd(db_expr_t, int, db_expr_t, char *);
67: boolean_t db_map_equal(struct vm_map *, struct vm_map *);
68: boolean_t db_map_current(struct vm_map *);
69: struct vm_map *db_map_addr(vaddr_t);
70:
71: #endif /* _DDB_DB_BREAK_H_ */
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