db_variables.h

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    1 /*
    2  * Mach Operating System
    3  * Copyright (c) 1991,1990 Carnegie Mellon University
    4  * All Rights Reserved.
    5  *
    6  * Permission to use, copy, modify and distribute this software and its
    7  * documentation is hereby granted, provided that both the copyright
    8  * notice and this permission notice appear in all copies of the
    9  * software, derivative works or modified versions, and any portions
   10  * thereof, and that both notices appear in supporting documentation.
   11  *
   12  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS
   13  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
   14  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
   15  *
   16  * Carnegie Mellon requests users of this software to return to
   17  *
   18  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
   19  *  School of Computer Science
   20  *  Carnegie Mellon University
   21  *  Pittsburgh PA 15213-3890
   22  *
   23  * any improvements or extensions that they make and grant Carnegie the
   24  * rights to redistribute these changes.
   25  *
   26  * $FreeBSD: src/sys/ddb/db_variables.h,v 1.5.4.1 1999/09/05 08:08:54 peter Exp $
   27  */
   28 
   29 /*
   30  *      Author: David B. Golub, Carnegie Mellon University
   31  *      Date:   7/90
   32  */
   33 
   34 #ifndef _DDB_DB_VARIABLES_H_
   35 #define _DDB_DB_VARIABLES_H_
   36 
   37 /*
   38  * Debugger variables.
   39  */
   40 struct db_variable;
   41 typedef int     db_varfcn_t __P((struct db_variable *vp, db_expr_t *valuep,
   42                                  int op));
   43 struct db_variable {
   44         char    *name;          /* Name of variable */
   45         int     *valuep;        /* value of variable */
   46                                 /* function to call when reading/writing */
   47         db_varfcn_t *fcn;
   48 #define DB_VAR_GET      0
   49 #define DB_VAR_SET      1
   50 };
   51 #define FCN_NULL        ((db_varfcn_t *)0)
   52 
   53 extern struct db_variable       db_vars[];      /* debugger variables */
   54 extern struct db_variable       *db_evars;
   55 extern struct db_variable       db_regs[];      /* machine registers */
   56 extern struct db_variable       *db_eregs;
   57 
   58 void    db_read_variable __P((struct db_variable *, db_expr_t *));
   59 
   60 #endif /* _!DDB_DB_VARIABLES_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/ddb/db_variables.h

FreeBSD/Linux Kernel Cross Reference
sys/ddb/db_variables.h