15b81b6b3SRodney W. Grimes /* 25b81b6b3SRodney W. Grimes * Mach Operating System 35b81b6b3SRodney W. Grimes * Copyright (c) 1991,1990 Carnegie Mellon University 45b81b6b3SRodney W. Grimes * All Rights Reserved. 55b81b6b3SRodney W. Grimes * 65b81b6b3SRodney W. Grimes * Permission to use, copy, modify and distribute this software and its 75b81b6b3SRodney W. Grimes * documentation is hereby granted, provided that both the copyright 85b81b6b3SRodney W. Grimes * notice and this permission notice appear in all copies of the 95b81b6b3SRodney W. Grimes * software, derivative works or modified versions, and any portions 105b81b6b3SRodney W. Grimes * thereof, and that both notices appear in supporting documentation. 115b81b6b3SRodney W. Grimes * 125b81b6b3SRodney W. Grimes * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS 135b81b6b3SRodney W. Grimes * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR 145b81b6b3SRodney W. Grimes * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 155b81b6b3SRodney W. Grimes * 165b81b6b3SRodney W. Grimes * Carnegie Mellon requests users of this software to return to 175b81b6b3SRodney W. Grimes * 185b81b6b3SRodney W. Grimes * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 195b81b6b3SRodney W. Grimes * School of Computer Science 205b81b6b3SRodney W. Grimes * Carnegie Mellon University 215b81b6b3SRodney W. Grimes * Pittsburgh PA 15213-3890 225b81b6b3SRodney W. Grimes * 235b81b6b3SRodney W. Grimes * any improvements or extensions that they make and grant Carnegie the 245b81b6b3SRodney W. Grimes * rights to redistribute these changes. 255b81b6b3SRodney W. Grimes */ 265b81b6b3SRodney W. Grimes /* 275b81b6b3SRodney W. Grimes * HISTORY 285b81b6b3SRodney W. Grimes * $Log: db_variables.h,v $ 295b81b6b3SRodney W. Grimes * Revision 1.1 1992/03/25 21:45:35 pace 305b81b6b3SRodney W. Grimes * Initial revision 315b81b6b3SRodney W. Grimes * 325b81b6b3SRodney W. Grimes * Revision 2.3 91/02/05 17:07:23 mrt 335b81b6b3SRodney W. Grimes * Changed to new Mach copyright 345b81b6b3SRodney W. Grimes * [91/01/31 16:19:54 mrt] 355b81b6b3SRodney W. Grimes * 365b81b6b3SRodney W. Grimes * Revision 2.2 90/08/27 21:53:40 dbg 375b81b6b3SRodney W. Grimes * Modularized typedef name. Documented the calling sequence of 385b81b6b3SRodney W. Grimes * the (optional) access function of a variable. Now the valuep 395b81b6b3SRodney W. Grimes * field can be made opaque, eg be an offset that fcn() resolves. 405b81b6b3SRodney W. Grimes * [90/08/20 af] 415b81b6b3SRodney W. Grimes * 425b81b6b3SRodney W. Grimes * Created. 435b81b6b3SRodney W. Grimes * [90/07/25 dbg] 445b81b6b3SRodney W. Grimes * 455b81b6b3SRodney W. Grimes */ 465b81b6b3SRodney W. Grimes /* 475b81b6b3SRodney W. Grimes * Author: David B. Golub, Carnegie Mellon University 485b81b6b3SRodney W. Grimes * Date: 7/90 495b81b6b3SRodney W. Grimes */ 505b81b6b3SRodney W. Grimes 515b81b6b3SRodney W. Grimes #ifndef _DB_VARIABLES_H_ 525b81b6b3SRodney W. Grimes #define _DB_VARIABLES_H_ 535b81b6b3SRodney W. Grimes 545b81b6b3SRodney W. Grimes /* 555b81b6b3SRodney W. Grimes * Debugger variables. 565b81b6b3SRodney W. Grimes */ 575b81b6b3SRodney W. Grimes struct db_variable { 585b81b6b3SRodney W. Grimes char *name; /* Name of variable */ 595b81b6b3SRodney W. Grimes int *valuep; /* value of variable */ 605b81b6b3SRodney W. Grimes /* function to call when reading/writing */ 615b81b6b3SRodney W. Grimes int (*fcn)(/* db_variable *vp, db_expr_t *valuep, int op */); 625b81b6b3SRodney W. Grimes #define DB_VAR_GET 0 635b81b6b3SRodney W. Grimes #define DB_VAR_SET 1 645b81b6b3SRodney W. Grimes }; 655b81b6b3SRodney W. Grimes #define FCN_NULL ((int (*)())0) 665b81b6b3SRodney W. Grimes 675b81b6b3SRodney W. Grimes extern struct db_variable db_vars[]; /* debugger variables */ 685b81b6b3SRodney W. Grimes extern struct db_variable *db_evars; 695b81b6b3SRodney W. Grimes extern struct db_variable db_regs[]; /* machine registers */ 705b81b6b3SRodney W. Grimes extern struct db_variable *db_eregs; 715b81b6b3SRodney W. Grimes 725b81b6b3SRodney W. Grimes #endif /* _DB_VARIABLES_H_ */ 73