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1 | /* |
2 | * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. | |
3 | * | |
4 | * @APPLE_LICENSE_HEADER_START@ | |
5 | * | |
6 | * The contents of this file constitute Original Code as defined in and | |
7 | * are subject to the Apple Public Source License Version 1.1 (the | |
8 | * "License"). You may not use this file except in compliance with the | |
9 | * License. Please obtain a copy of the License at | |
10 | * http://www.apple.com/publicsource and read it before using this file. | |
11 | * | |
12 | * This Original Code and all software distributed under the License are | |
13 | * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER | |
14 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, | |
15 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
16 | * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the | |
17 | * License for the specific language governing rights and limitations | |
18 | * under the License. | |
19 | * | |
20 | * @APPLE_LICENSE_HEADER_END@ | |
21 | */ | |
22 | /* | |
23 | * @OSF_COPYRIGHT@ | |
24 | */ | |
25 | /* | |
26 | * HISTORY | |
27 | * | |
28 | * Revision 1.1.1.1 1998/09/22 21:05:47 wsanchez | |
29 | * Import of Mac OS X kernel (~semeria) | |
30 | * | |
31 | * Revision 1.1.1.1 1998/03/07 02:26:09 wsanchez | |
32 | * Import of OSF Mach kernel (~mburg) | |
33 | * | |
34 | * Revision 1.1.18.3 1995/01/06 19:10:05 devrcs | |
35 | * mk6 CR668 - 1.3b26 merge | |
36 | * 64bit cleanup, prototypes. | |
37 | * [1994/10/14 03:39:52 dwm] | |
38 | * | |
39 | * Revision 1.1.18.2 1994/09/23 01:18:04 ezf | |
40 | * change marker to not FREE | |
41 | * [1994/09/22 21:09:24 ezf] | |
42 | * | |
43 | * Revision 1.1.18.1 1994/06/11 21:11:29 bolinger | |
44 | * Merge up to NMK17.2. | |
45 | * [1994/06/11 20:03:39 bolinger] | |
46 | * | |
47 | * Revision 1.1.16.1 1994/04/11 09:34:32 bernadat | |
48 | * Moved db_breakpoint struct declaration from db_break.c | |
49 | * to here. | |
50 | * [94/03/16 bernadat] | |
51 | * | |
52 | * Revision 1.1.12.2 1994/03/17 22:35:24 dwm | |
53 | * The infamous name change: thread_activation + thread_shuttle = thread. | |
54 | * [1994/03/17 21:25:41 dwm] | |
55 | * | |
56 | * Revision 1.1.12.1 1994/01/12 17:50:30 dwm | |
57 | * Coloc: initial restructuring to follow Utah model. | |
58 | * [1994/01/12 17:13:00 dwm] | |
59 | * | |
60 | * Revision 1.1.4.4 1993/07/27 18:26:51 elliston | |
61 | * Add ANSI prototypes. CR #9523. | |
62 | * [1993/07/27 18:10:59 elliston] | |
63 | * | |
64 | * Revision 1.1.4.3 1993/06/07 22:06:31 jeffc | |
65 | * CR9176 - ANSI C violations: trailing tokens on CPP | |
66 | * directives, extra semicolons after decl_ ..., asm keywords | |
67 | * [1993/06/07 18:57:06 jeffc] | |
68 | * | |
69 | * Revision 1.1.4.2 1993/06/02 23:10:21 jeffc | |
70 | * Added to OSF/1 R1.3 from NMK15.0. | |
71 | * [1993/06/02 20:55:49 jeffc] | |
72 | * | |
73 | * Revision 1.1 1992/09/30 02:24:12 robert | |
74 | * Initial revision | |
75 | * | |
76 | * $EndLog$ | |
77 | */ | |
78 | /* CMU_HIST */ | |
79 | /* | |
80 | * Revision 2.6 91/10/09 15:58:03 af | |
81 | * Revision 2.5.3.1 91/10/05 13:05:04 jeffreyh | |
82 | * Added db_thread_breakpoint structure, and added task and threads | |
83 | * field to db_breakpoint structure. Some status flags were also | |
84 | * added to keep track user space break point correctly. | |
85 | * [91/08/29 tak] | |
86 | * | |
87 | * Revision 2.5.3.1 91/10/05 13:05:04 jeffreyh | |
88 | * Added db_thread_breakpoint structure, and added task and threads | |
89 | * field to db_breakpoint structure. Some status flags were also | |
90 | * added to keep track user space break point correctly. | |
91 | * [91/08/29 tak] | |
92 | * | |
93 | * Revision 2.5 91/05/14 15:32:35 mrt | |
94 | * Correcting copyright | |
95 | * | |
96 | * Revision 2.4 91/02/05 17:06:06 mrt | |
97 | * Changed to new Mach copyright | |
98 | * [91/01/31 16:17:10 mrt] | |
99 | * | |
100 | * Revision 2.3 90/10/25 14:43:40 rwd | |
101 | * Added map field to breakpoints. | |
102 | * [90/10/18 rpd] | |
103 | * | |
104 | * Revision 2.2 90/08/27 21:50:00 dbg | |
105 | * Modularized typedef names. | |
106 | * [90/08/20 af] | |
107 | * Add external defintions. | |
108 | * [90/08/07 dbg] | |
109 | * Created. | |
110 | * [90/07/25 dbg] | |
111 | * | |
112 | */ | |
113 | /* CMU_ENDHIST */ | |
114 | /* | |
115 | * Mach Operating System | |
116 | * Copyright (c) 1991,1990 Carnegie Mellon University | |
117 | * All Rights Reserved. | |
118 | * | |
119 | * Permission to use, copy, modify and distribute this software and its | |
120 | * documentation is hereby granted, provided that both the copyright | |
121 | * notice and this permission notice appear in all copies of the | |
122 | * software, derivative works or modified versions, and any portions | |
123 | * thereof, and that both notices appear in supporting documentation. | |
124 | * | |
125 | * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" | |
126 | * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR | |
127 | * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. | |
128 | * | |
129 | * Carnegie Mellon requests users of this software to return to | |
130 | * | |
131 | * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU | |
132 | * School of Computer Science | |
133 | * Carnegie Mellon University | |
134 | * Pittsburgh PA 15213-3890 | |
135 | * | |
136 | * any improvements or extensions that they make and grant Carnegie Mellon | |
137 | * the rights to redistribute these changes. | |
138 | */ | |
139 | /* | |
140 | */ | |
141 | /* | |
142 | * Author: David B. Golub, Carnegie Mellon University | |
143 | * Date: 7/90 | |
144 | */ | |
145 | #ifndef _DDB_DB_BREAK_H_ | |
146 | #define _DDB_DB_BREAK_H_ | |
147 | ||
148 | #include <machine/db_machdep.h> | |
149 | #include <kern/thread.h> | |
150 | #include <kern/task.h> | |
151 | #include <mach/boolean.h> | |
152 | ||
153 | /* | |
154 | * thread list at the same breakpoint address | |
155 | */ | |
156 | struct db_thread_breakpoint { | |
157 | vm_offset_t tb_task_thd; /* target task or thread */ | |
158 | boolean_t tb_is_task; /* task qualified */ | |
159 | short tb_number; /* breakpoint number */ | |
160 | short tb_init_count; /* skip count(initial value) */ | |
161 | short tb_count; /* current skip count */ | |
162 | short tb_cond; /* break condition */ | |
163 | struct db_thread_breakpoint *tb_next; /* next chain */ | |
164 | }; | |
165 | typedef struct db_thread_breakpoint *db_thread_breakpoint_t; | |
166 | ||
167 | /* | |
168 | * Breakpoint. | |
169 | */ | |
170 | struct db_breakpoint { | |
171 | task_t task; /* target task */ | |
172 | db_addr_t address; /* set here */ | |
173 | db_thread_breakpoint_t threads; /* thread */ | |
174 | int flags; /* flags: */ | |
175 | #define BKPT_SINGLE_STEP 0x2 /* to simulate single step */ | |
176 | #define BKPT_TEMP 0x4 /* temporary */ | |
177 | #define BKPT_USR_GLOBAL 0x8 /* global user space break point */ | |
178 | #define BKPT_SET_IN_MEM 0x10 /* break point is set in memory */ | |
179 | #define BKPT_1ST_SET 0x20 /* 1st time set of user global bkpt */ | |
180 | vm_size_t bkpt_inst; /* saved instruction at bkpt */ | |
181 | struct db_breakpoint *link; /* link in in-use or free chain */ | |
182 | }; | |
183 | ||
184 | typedef struct db_breakpoint *db_breakpoint_t; | |
185 | ||
186 | ||
187 | /* | |
188 | * Prototypes for functions exported by this module. | |
189 | */ | |
190 | ||
191 | db_thread_breakpoint_t db_find_thread_breakpoint_here( | |
192 | task_t task, | |
193 | db_addr_t addr); | |
194 | ||
195 | void db_check_breakpoint_valid(void); | |
196 | ||
197 | void db_set_breakpoint( | |
198 | task_t task, | |
199 | db_addr_t addr, | |
200 | int count, | |
201 | thread_act_t thr_act, | |
202 | boolean_t task_bpt); | |
203 | ||
204 | db_breakpoint_t db_find_breakpoint( | |
205 | task_t task, | |
206 | db_addr_t addr); | |
207 | ||
208 | boolean_t db_find_breakpoint_here( | |
209 | task_t task, | |
210 | db_addr_t addr); | |
211 | ||
212 | db_thread_breakpoint_t db_find_breakpoint_number( | |
213 | int num, | |
214 | db_breakpoint_t *bkptp); | |
215 | ||
216 | void db_set_breakpoints(void); | |
217 | ||
218 | void db_clear_breakpoints(void); | |
219 | ||
220 | db_breakpoint_t db_set_temp_breakpoint( | |
221 | task_t task, | |
222 | db_addr_t addr); | |
223 | ||
224 | void db_delete_temp_breakpoint( | |
225 | task_t task, | |
226 | db_breakpoint_t bkpt); | |
227 | ||
228 | void db_delete_cmd(void); | |
229 | ||
230 | void db_breakpoint_cmd( | |
231 | db_expr_t addr, | |
232 | int have_addr, | |
233 | db_expr_t count, | |
234 | char * modif); | |
235 | ||
236 | void db_listbreak_cmd(void); | |
237 | ||
238 | #endif /* !_DDB_DB_BREAK_H_ */ |