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/* $OpenBSD: db_variables.h,v 1.8 2016/01/25 14:30:30 mpi Exp $ */
/* $NetBSD: db_variables.h,v 1.5 1996/02/05 01:57:21 christos Exp $ */
/*
* Mach Operating System
* Copyright (c) 1993,1992,1991,1990 Carnegie Mellon University
* All Rights Reserved.
*
* Permission to use, copy, modify and distribute this software and its
* documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie Mellon
* the rights to redistribute these changes.
*
* Author: David B. Golub, Carnegie Mellon University
* Date: 7/90
*/
#ifndef _DB_VARIABLES_H_
#define _DB_VARIABLES_H_
/*
* Debugger variables.
*/
struct db_variable {
char *name; /* Name of variable */
long *valuep; /* value of variable */
/* function to call when reading/writing */
int (*fcn)(struct db_variable *, db_expr_t *, int);
#define DB_VAR_GET 0
#define DB_VAR_SET 1
};
#define FCN_NULL ((int (*)(struct db_variable *, db_expr_t *, int))0)
extern struct db_variable db_vars[]; /* debugger variables */
extern struct db_variable *db_evars;
extern struct db_variable db_regs[]; /* machine registers */
extern struct db_variable *db_eregs;
int db_find_variable(struct db_variable **);
int db_get_variable(db_expr_t *);
int db_set_variable(db_expr_t);
void db_read_variable(struct db_variable *, db_expr_t *);
void db_write_variable(struct db_variable *, db_expr_t *);
void db_set_cmd(db_expr_t, int, db_expr_t, char *);
int db_var_rw_int(struct db_variable *, db_expr_t *, int);
#endif /* _DB_VARIABLES_H_ */
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