libpam: Play some 4D chess for static pam modules support.
[dragonfly.git] / sys / ddb / ddb.h
blobf79ac2bb1b11c6d2b3781918ce39f4e1a319d964
1 /*-
2 * Copyright (c) 1993, Garrett A. Wollman.
3 * Copyright (c) 1993, University of Vermont and State Agricultural College.
4 * All rights reserved.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. Neither the name of the University nor the names of its contributors
15 * may be used to endorse or promote products derived from this software
16 * without specific prior written permission.
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
30 * $FreeBSD: src/sys/ddb/ddb.h,v 1.24.2.2 2002/08/30 22:27:49 gibbs Exp $
34 * Necessary declarations for the `ddb' kernel debugger.
37 #ifndef _DDB_DDB_H_
38 #define _DDB_DDB_H_
40 #ifndef _SYS_QUEUE_H_
41 #include <sys/queue.h>
42 #endif
44 #include <machine/db_machdep.h> /* type definitions */
46 #ifndef _MACHINE_GLOBALDATA_H_
47 #include <machine/globaldata.h>
48 #endif
50 typedef void db_cmdfcn_t (db_expr_t addr, boolean_t have_addr,
51 db_expr_t count, char *modif);
53 #define DB_COMMAND_FLAG(cmd_name, func_name, flag) \
54 DB_SET(cmd_name, func_name, db_cmd_set, flag, NULL)
55 #define DB_COMMAND(cmd_name, func_name) \
56 DB_COMMAND_FLAG(cmd_name, func_name, 0)
57 #define DB_SHOW_COMMAND(cmd_name, func_name) \
58 DB_SET(cmd_name, func_name, db_show_cmd_set, 0, NULL)
60 #define DB_SET(cmd_name, func_name, set, flag, more) \
61 static db_cmdfcn_t func_name; \
63 static const struct command __CONCAT(func_name,_cmd) = { \
64 __STRING(cmd_name), \
65 func_name, \
66 flag, \
67 more \
68 }; \
69 TEXT_SET(set, __CONCAT(func_name,_cmd)); \
71 static void \
72 func_name(db_expr_t addr, boolean_t have_addr, db_expr_t count, \
73 char *modif)
75 extern char *esym;
76 extern db_expr_t db_maxoff;
77 extern int db_active;
78 extern int db_indent;
79 extern int db_inst_count;
80 extern int db_load_count;
81 extern int debugger_on_panic;
82 extern int db_store_count;
83 extern db_expr_t db_radix;
84 extern db_expr_t db_max_width;
85 extern db_expr_t db_tab_stop_width;
87 struct vm_map;
89 int db_more(int *nl);
90 void db_check_interrupt (void);
91 void db_clear_watchpoints (void);
92 db_addr_t db_disasm (db_addr_t loc, boolean_t altfmt, db_regs_t *regs);
93 /* instruction disassembler */
94 void db_error (char *s);
95 int db_expression (db_expr_t *valuep);
96 int db_get_variable (db_expr_t *valuep);
97 void db_iprintf (const char *,...) __printflike(1, 2);
98 struct vm_map *db_map_addr (vm_offset_t);
99 boolean_t db_map_current (struct vm_map *);
100 boolean_t db_map_equal (struct vm_map *, struct vm_map *);
101 void db_print_loc_and_inst (db_addr_t loc, db_regs_t *regs);
102 void db_printf (const char *fmt, ...) __printflike(1, 2);
103 void db_vprintf (const char *fmt, __va_list va) __printflike(1, 0);
104 void db_read_bytes (vm_offset_t addr, size_t size, char *data);
105 /* machine-dependent */
106 int db_readline (char *lstart, int lsize);
107 void db_restart_at_pc (boolean_t watchpt);
108 void db_set_watchpoints (void);
109 void db_skip_to_eol (void);
110 boolean_t db_stop_at_pc (boolean_t *is_breakpoint);
111 #define db_strcpy strcpy
112 void db_trap (int type, int code);
113 boolean_t db_value_of_name (const char *name, db_expr_t *valuep);
114 void db_write_bytes (vm_offset_t addr, size_t size, char *data);
115 /* machine-dependent */
116 void kdb_init (void);
118 db_cmdfcn_t db_breakpoint_cmd;
119 db_cmdfcn_t db_continue_cmd;
120 db_cmdfcn_t db_delete_cmd;
121 db_cmdfcn_t db_deletehwatch_cmd;
122 db_cmdfcn_t db_deletewatch_cmd;
123 db_cmdfcn_t db_examine_cmd;
124 db_cmdfcn_t db_hwatchpoint_cmd;
125 db_cmdfcn_t db_listbreak_cmd;
126 db_cmdfcn_t db_print_cmd;
127 db_cmdfcn_t db_ps;
128 db_cmdfcn_t db_search_cmd;
129 db_cmdfcn_t db_set_cmd;
130 db_cmdfcn_t db_show_regs;
131 db_cmdfcn_t db_single_step_cmd;
132 db_cmdfcn_t db_stack_trace_cmd;
133 db_cmdfcn_t db_trace_until_call_cmd;
134 db_cmdfcn_t db_trace_until_matching_cmd;
135 db_cmdfcn_t db_watchpoint_cmd;
136 db_cmdfcn_t db_write_cmd;
138 #if 0
139 db_cmdfcn_t db_help_cmd;
140 db_cmdfcn_t db_show_all_threads;
141 db_cmdfcn_t db_show_one_thread;
142 db_cmdfcn_t ipc_port_print;
143 db_cmdfcn_t vm_page_print;
144 #endif
147 * Command table.
149 struct command {
150 char * name; /* command name */
151 db_cmdfcn_t *fcn; /* function to call */
152 int flag; /* extra info: */
153 #define CS_OWN 0x1 /* non-standard syntax */
154 #define CS_MORE 0x2 /* standard syntax, but may have other words
155 * at end */
156 #define CS_SET_DOT 0x100 /* set dot after command */
157 struct command *more; /* another level of command */
160 #endif /* !_DDB_DDB_H_ */