Source to osfmk/ddb/db_break.h
/*
* Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
* The contents of this file constitute Original Code as defined in and
* are subject to the Apple Public Source License Version 1.1 (the
* "License"). You may not use this file except in compliance with the
* License. Please obtain a copy of the License at
* http://www.apple.com/publicsource and read it before using this file.
*
* This Original Code and all software distributed under the License are
* distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
* License for the specific language governing rights and limitations
* under the License.
*
* @APPLE_LICENSE_HEADER_END@
*/
/*
* @OSF_COPYRIGHT@
*/
/*
* HISTORY
*
* Revision 1.1.1.1 1998/09/22 21:05:47 wsanchez
* Import of Mac OS X kernel (~semeria)
*
* Revision 1.1.1.1 1998/03/07 02:26:09 wsanchez
* Import of OSF Mach kernel (~mburg)
*
* Revision 1.1.18.3 1995/01/06 19:10:05 devrcs
* mk6 CR668 - 1.3b26 merge
* 64bit cleanup, prototypes.
* [1994/10/14 03:39:52 dwm]
*
* Revision 1.1.18.2 1994/09/23 01:18:04 ezf
* change marker to not FREE
* [1994/09/22 21:09:24 ezf]
*
* Revision 1.1.18.1 1994/06/11 21:11:29 bolinger
* Merge up to NMK17.2.
* [1994/06/11 20:03:39 bolinger]
*
* Revision 1.1.16.1 1994/04/11 09:34:32 bernadat
* Moved db_breakpoint struct declaration from db_break.c
* to here.
* [94/03/16 bernadat]
*
* Revision 1.1.12.2 1994/03/17 22:35:24 dwm
* The infamous name change: thread_activation + thread_shuttle = thread.
* [1994/03/17 21:25:41 dwm]
*
* Revision 1.1.12.1 1994/01/12 17:50:30 dwm
* Coloc: initial restructuring to follow Utah model.
* [1994/01/12 17:13:00 dwm]
*
* Revision 1.1.4.4 1993/07/27 18:26:51 elliston
* Add ANSI prototypes. CR #9523.
* [1993/07/27 18:10:59 elliston]
*
* Revision 1.1.4.3 1993/06/07 22:06:31 jeffc
* CR9176 - ANSI C violations: trailing tokens on CPP
* directives, extra semicolons after decl_ ..., asm keywords
* [1993/06/07 18:57:06 jeffc]
*
* Revision 1.1.4.2 1993/06/02 23:10:21 jeffc
* Added to OSF/1 R1.3 from NMK15.0.
* [1993/06/02 20:55:49 jeffc]
*
* Revision 1.1 1992/09/30 02:24:12 robert
* Initial revision
*
* $EndLog$
*/
/* CMU_HIST */
/*
* Revision 2.6 91/10/09 15:58:03 af
* Revision 2.5.3.1 91/10/05 13:05:04 jeffreyh
* Added db_thread_breakpoint structure, and added task and threads
* field to db_breakpoint structure. Some status flags were also
* added to keep track user space break point correctly.
* [91/08/29 tak]
*
* Revision 2.5.3.1 91/10/05 13:05:04 jeffreyh
* Added db_thread_breakpoint structure, and added task and threads
* field to db_breakpoint structure. Some status flags were also
* added to keep track user space break point correctly.
* [91/08/29 tak]
*
* Revision 2.5 91/05/14 15:32:35 mrt
* Correcting copyright
*
* Revision 2.4 91/02/05 17:06:06 mrt
* Changed to new Mach copyright
* [91/01/31 16:17:10 mrt]
*
* Revision 2.3 90/10/25 14:43:40 rwd
* Added map field to breakpoints.
* [90/10/18 rpd]
*
* Revision 2.2 90/08/27 21:50:00 dbg
* Modularized typedef names.
* [90/08/20 af]
* Add external defintions.
* [90/08/07 dbg]
* Created.
* [90/07/25 dbg]
*
*/
/* CMU_ENDHIST */
/*
* Mach Operating System
* Copyright (c) 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 [email protected]
* 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 _DDB_DB_BREAK_H_
#define _DDB_DB_BREAK_H_
#include <machine/db_machdep.h>
#include <kern/thread.h>
#include <kern/task.h>
#include <mach/boolean.h>
/*
* thread list at the same breakpoint address
*/
struct db_thread_breakpoint {
vm_offset_t tb_task_thd; /* target task or thread */
boolean_t tb_is_task; /* task qualified */
short tb_number; /* breakpoint number */
short tb_init_count; /* skip count(initial value) */
short tb_count; /* current skip count */
short tb_cond; /* break condition */
struct db_thread_breakpoint *tb_next; /* next chain */
};
typedef struct db_thread_breakpoint *db_thread_breakpoint_t;
/*
* Breakpoint.
*/
struct db_breakpoint {
task_t task; /* target task */
db_addr_t address; /* set here */
db_thread_breakpoint_t threads; /* thread */
int flags; /* flags: */
#define BKPT_SINGLE_STEP 0x2 /* to simulate single step */
#define BKPT_TEMP 0x4 /* temporary */
#define BKPT_USR_GLOBAL 0x8 /* global user space break point */
#define BKPT_SET_IN_MEM 0x10 /* break point is set in memory */
#define BKPT_1ST_SET 0x20 /* 1st time set of user global bkpt */
vm_size_t bkpt_inst; /* saved instruction at bkpt */
struct db_breakpoint *link; /* link in in-use or free chain */
};
typedef struct db_breakpoint *db_breakpoint_t;
/*
* Prototypes for functions exported by this module.
*/
db_thread_breakpoint_t db_find_thread_breakpoint_here(
task_t task,
db_addr_t addr);
void db_check_breakpoint_valid(void);
void db_set_breakpoint(
task_t task,
db_addr_t addr,
int count,
thread_act_t thr_act,
boolean_t task_bpt);
db_breakpoint_t db_find_breakpoint(
task_t task,
db_addr_t addr);
boolean_t db_find_breakpoint_here(
task_t task,
db_addr_t addr);
db_thread_breakpoint_t db_find_breakpoint_number(
int num,
db_breakpoint_t *bkptp);
void db_set_breakpoints(void);
void db_clear_breakpoints(void);
db_breakpoint_t db_set_temp_breakpoint(
task_t task,
db_addr_t addr);
void db_delete_temp_breakpoint(
task_t task,
db_breakpoint_t bkpt);
void db_delete_cmd(void);
void db_breakpoint_cmd(
db_expr_t addr,
int have_addr,
db_expr_t count,
char * modif);
void db_listbreak_cmd(void);
#endif /* !_DDB_DB_BREAK_H_ */