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 2003 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/mman.h>
31#include <stdarg.h>
32
33void *
34ctf_data_alloc(size_t size)
35{
36	return (mmap(NULL, size, PROT_READ | PROT_WRITE,
37	    MAP_PRIVATE | MAP_ANON, -1, 0));
38}
39
40void
41ctf_data_free(void *buf, size_t size)
42{
43	(void) munmap(buf, size);
44}
45
46void
47ctf_data_protect(void *buf, size_t size)
48{
49	(void) mprotect(buf, size, PROT_READ);
50}
51
52void *
53ctf_alloc(size_t size)
54{
55	return (malloc(size));
56}
57
58/*ARGSUSED*/
59void
60ctf_free(void *buf, __unused size_t size)
61{
62	free(buf);
63}
64
65const char *
66ctf_strerror(int err)
67{
68	return ((const char *) strerror(err));
69}
70
71/*PRINTFLIKE1*/
72void
73ctf_dprintf(const char *format, ...)
74{
75	if (_libctf_debug) {
76		va_list alist;
77
78		va_start(alist, format);
79		(void) fputs("libctf DEBUG: ", stderr);
80		(void) vfprintf(stderr, format, alist);
81		va_end(alist);
82	}
83}
84