Annotation of sys/ddb/db_variables.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: db_variables.h,v 1.7 2006/07/06 19:05:58 miod Exp $ */
2: /* $NetBSD: db_variables.h,v 1.5 1996/02/05 01:57:21 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 _DB_VARIABLES_H_
34: #define _DB_VARIABLES_H_
35:
36: /*
37: * Debugger variables.
38: */
39: struct db_variable {
40: char *name; /* Name of variable */
41: long *valuep; /* value of variable */
42: /* function to call when reading/writing */
43: int (*fcn)(struct db_variable *, db_expr_t *, int);
44: #define DB_VAR_GET 0
45: #define DB_VAR_SET 1
46: };
47: #define FCN_NULL ((int (*)(struct db_variable *, db_expr_t *, int))0)
48:
49: extern struct db_variable db_vars[]; /* debugger variables */
50: extern struct db_variable *db_evars;
51: extern struct db_variable db_regs[]; /* machine registers */
52: extern struct db_variable *db_eregs;
53:
54: int db_find_variable(struct db_variable **);
55: int db_get_variable(db_expr_t *);
56: int db_set_variable(db_expr_t);
57: void db_read_variable(struct db_variable *, db_expr_t *);
58: void db_write_variable(struct db_variable *, db_expr_t *);
59: void db_set_cmd(db_expr_t, int, db_expr_t, char *);
60: int db_var_rw_int(struct db_variable *, db_expr_t *, int);
61:
62: #endif /* _DB_VARIABLES_H_ */
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