xref: /openbsd/sys/ddb/db_output.h (revision e63dfe66)
1 /*	$OpenBSD: db_output.h,v 1.17 2021/02/09 14:37:13 jcs Exp $ */
2 /*	$NetBSD: db_output.h,v 1.9 1996/04/04 05:13:50 cgd Exp $	*/
3 
4 /*
5  * Mach Operating System
6  * Copyright (c) 1993,1992,1991,1990 Carnegie Mellon University
7  * All Rights Reserved.
8  *
9  * Permission to use, copy, modify and distribute this software and its
10  * documentation is hereby granted, provided that both the copyright
11  * notice and this permission notice appear in all copies of the
12  * software, derivative works or modified versions, and any portions
13  * thereof, and that both notices appear in supporting documentation.
14  *
15  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
16  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
17  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
18  *
19  * Carnegie Mellon requests users of this software to return to
20  *
21  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
22  *  School of Computer Science
23  *  Carnegie Mellon University
24  *  Pittsburgh PA 15213-3890
25  *
26  * any improvements or extensions that they make and grant Carnegie Mellon
27  * the rights to redistribute these changes.
28  *
29  * 	Author: David B. Golub, Carnegie Mellon University
30  *	Date:	8/90
31  */
32 
33 /*
34  * Printing routines for kernel debugger.
35  */
36 void db_force_whitespace(void);
37 void db_putchar(int);
38 int db_print_position(void);
39 int db_printf(const char *, ...)
40     __attribute__((__format__(__kprintf__,1,2)));
41 int db_vprintf(const char *, va_list)
42     __attribute__((__format__(__kprintf__,1,0)));
43 void db_end_line(int);
44 void db_resize(int, int);
45 
46 /*
47  * This is a replacement for the non-standard %z, %n and %r printf formats
48  * in db_printf.
49  *
50  * db_format(buf, bufsize, val, format, alt, width)
51  *
52  * val is the value we want printed.
53  * format is one of DB_FORMAT_[ZRN]
54  * alt specifies if we should provide an "alternate" format (# in the printf
55  *   format).
56  * width is the field width. 0 is the same as no width specifier.
57  */
58 #define DB_FORMAT_Z	1
59 #define DB_FORMAT_R	2
60 #define DB_FORMAT_N	3
61 #define DB_FORMAT_BUF_SIZE	64	/* should be plenty for all formats */
62 char *db_format(char *, size_t, long, int, int, int);
63 
64 /* XXX - this is the wrong place, but we have no better. */
65 void db_stack_dump(void);
66