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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_ */