xref: /freebsd/sys/ddb/db_command.h (revision e1e636193db45630c7881246d25902e57c43d24e)
1 /*-
2  * SPDX-License-Identifier: MIT-CMU
3  *
4  * Mach Operating System
5  * Copyright (c) 1991,1990 Carnegie Mellon University
6  * All Rights Reserved.
7  *
8  * Permission to use, copy, modify and distribute this software and its
9  * documentation is hereby granted, provided that both the copyright
10  * notice and this permission notice appear in all copies of the
11  * software, derivative works or modified versions, and any portions
12  * thereof, and that both notices appear in supporting documentation.
13  *
14  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS
15  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
16  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
17  *
18  * Carnegie Mellon requests users of this software to return to
19  *
20  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
21  *  School of Computer Science
22  *  Carnegie Mellon University
23  *  Pittsburgh PA 15213-3890
24  *
25  * any improvements or extensions that they make and grant Carnegie the
26  * rights to redistribute these changes.
27  */
28 
29 #ifndef _DDB_DB_COMMAND_H_
30 #define	_DDB_DB_COMMAND_H_
31 
32 /*
33  *	Author: David B. Golub, Carnegie Mellon University
34  *	Date:	7/90
35  */
36 
37 /*
38  * Helper functions.
39  */
40 db_expr_t db_hex2dec(db_expr_t expr);
41 
42 /*
43  * Command loop declarations.
44  */
45 
46 void	db_command_init(void);
47 void	db_command_loop(void);
48 void	db_command_script(const char *command);
49 
50 extern int		db_cmd_loop_done;
51 extern db_addr_t	db_dot;		/* current location */
52 extern db_addr_t	db_last_addr;	/* last explicit address typed */
53 extern db_addr_t	db_prev;	/* last address examined
54 					   or written */
55 extern db_addr_t	db_next;	/* next address to be examined
56 					   or written */
57 
58 #endif /* !_DDB_DB_COMMAND_H_ */
59