1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License").  You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22/*
23 * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#pragma ident	"%Z%%M%	%I%	%E% SMI"
28
29#include <ctf_impl.h>
30#include <sys/kobj.h>
31#include <sys/kobj_impl.h>
32
33/*
34 * This module is used both during the normal operation of the kernel (i.e.
35 * after kmem has been initialized) and during boot (before unix`_start has
36 * been called).  kobj_alloc is able to tell the difference between the two
37 * cases, and as such must be used instead of kmem_alloc.
38 */
39
40void *
41ctf_data_alloc(size_t size)
42{
43	void *buf = kobj_alloc(size, KM_NOWAIT|KM_SCRATCH);
44
45	if (buf == NULL)
46		return (MAP_FAILED);
47
48	return (buf);
49}
50
51void
52ctf_data_free(void *buf, size_t size)
53{
54	kobj_free(buf, size);
55}
56
57/*ARGSUSED*/
58void
59ctf_data_protect(void *buf, size_t size)
60{
61	/* we don't support this operation in the kernel */
62}
63
64void *
65ctf_alloc(size_t size)
66{
67	return (kobj_alloc(size, KM_NOWAIT|KM_TMP));
68}
69
70/*ARGSUSED*/
71void
72ctf_free(void *buf, size_t size)
73{
74	kobj_free(buf, size);
75}
76
77/*ARGSUSED*/
78const char *
79ctf_strerror(int err)
80{
81	return (NULL); /* we don't support this operation in the kernel */
82}
83
84/*PRINTFLIKE1*/
85void
86ctf_dprintf(const char *format, ...)
87{
88	if (_libctf_debug) {
89		va_list alist;
90
91		va_start(alist, format);
92		(void) printf("ctf DEBUG: ");
93		(void) vprintf(format, alist);
94		va_end(alist);
95	}
96}
97