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Annotation of sys/ddb/db_variables.h, Revision 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_ */