1/*-
2 * Copyright (c) 2005 Antoine Brodin
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD$
27 */
28
29#ifndef _SYS_STACK_H_
30#define	_SYS_STACK_H_
31
32#include <sys/_stack.h>
33
34struct sbuf;
35
36/* MI Routines. */
37struct stack	*stack_create(void);
38void		 stack_destroy(struct stack *);
39int		 stack_put(struct stack *, vm_offset_t);
40void		 stack_copy(struct stack *, struct stack *);
41void		 stack_zero(struct stack *);
42void		 stack_print(struct stack *);
43void		 stack_print_ddb(struct stack *);
44void		 stack_print_short(struct stack *);
45void		 stack_print_short_ddb(struct stack *);
46void		 stack_sbuf_print(struct sbuf *, struct stack *);
47void		 stack_sbuf_print_ddb(struct sbuf *, struct stack *);
48#ifdef KTR
49void		 stack_ktr(u_int, const char *, int, struct stack *, u_int, int);
50#define	CTRSTACK(m, st, depth, cheap) do {				\
51	if (KTR_COMPILE & (m))						\
52		stack_ktr((m), __FILE__, __LINE__, st, depth, cheap);	\
53	} while(0)
54#else
55#define	CTRSTACK(m, st, depth, cheap)
56#endif
57
58/* MD Routine. */
59struct thread;
60void		 stack_save(struct stack *);
61void		 stack_save_td(struct stack *, struct thread *);
62
63#endif
64