1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate * CDDL HEADER START
3*0Sstevel@tonic-gate *
4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
7*0Sstevel@tonic-gate * with the License.
8*0Sstevel@tonic-gate *
9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate * and limitations under the License.
13*0Sstevel@tonic-gate *
14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate *
20*0Sstevel@tonic-gate * CDDL HEADER END
21*0Sstevel@tonic-gate */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
24*0Sstevel@tonic-gate * Use is subject to license terms.
25*0Sstevel@tonic-gate */
26*0Sstevel@tonic-gate
27*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI"
28*0Sstevel@tonic-gate
29*0Sstevel@tonic-gate #include <ctf_impl.h>
30*0Sstevel@tonic-gate #include <sys/kobj.h>
31*0Sstevel@tonic-gate #include <sys/kobj_impl.h>
32*0Sstevel@tonic-gate
33*0Sstevel@tonic-gate /*
34*0Sstevel@tonic-gate * This module is used both during the normal operation of the kernel (i.e.
35*0Sstevel@tonic-gate * after kmem has been initialized) and during boot (before unix`_start has
36*0Sstevel@tonic-gate * been called). kobj_alloc is able to tell the difference between the two
37*0Sstevel@tonic-gate * cases, and as such must be used instead of kmem_alloc.
38*0Sstevel@tonic-gate */
39*0Sstevel@tonic-gate
40*0Sstevel@tonic-gate void *
ctf_data_alloc(size_t size)41*0Sstevel@tonic-gate ctf_data_alloc(size_t size)
42*0Sstevel@tonic-gate {
43*0Sstevel@tonic-gate void *buf = kobj_alloc(size, KM_NOWAIT|KM_SCRATCH);
44*0Sstevel@tonic-gate
45*0Sstevel@tonic-gate if (buf == NULL)
46*0Sstevel@tonic-gate return (MAP_FAILED);
47*0Sstevel@tonic-gate
48*0Sstevel@tonic-gate return (buf);
49*0Sstevel@tonic-gate }
50*0Sstevel@tonic-gate
51*0Sstevel@tonic-gate void
ctf_data_free(void * buf,size_t size)52*0Sstevel@tonic-gate ctf_data_free(void *buf, size_t size)
53*0Sstevel@tonic-gate {
54*0Sstevel@tonic-gate kobj_free(buf, size);
55*0Sstevel@tonic-gate }
56*0Sstevel@tonic-gate
57*0Sstevel@tonic-gate /*ARGSUSED*/
58*0Sstevel@tonic-gate void
ctf_data_protect(void * buf,size_t size)59*0Sstevel@tonic-gate ctf_data_protect(void *buf, size_t size)
60*0Sstevel@tonic-gate {
61*0Sstevel@tonic-gate /* we don't support this operation in the kernel */
62*0Sstevel@tonic-gate }
63*0Sstevel@tonic-gate
64*0Sstevel@tonic-gate void *
ctf_alloc(size_t size)65*0Sstevel@tonic-gate ctf_alloc(size_t size)
66*0Sstevel@tonic-gate {
67*0Sstevel@tonic-gate return (kobj_alloc(size, KM_NOWAIT|KM_TMP));
68*0Sstevel@tonic-gate }
69*0Sstevel@tonic-gate
70*0Sstevel@tonic-gate /*ARGSUSED*/
71*0Sstevel@tonic-gate void
ctf_free(void * buf,size_t size)72*0Sstevel@tonic-gate ctf_free(void *buf, size_t size)
73*0Sstevel@tonic-gate {
74*0Sstevel@tonic-gate kobj_free(buf, size);
75*0Sstevel@tonic-gate }
76*0Sstevel@tonic-gate
77*0Sstevel@tonic-gate /*ARGSUSED*/
78*0Sstevel@tonic-gate const char *
ctf_strerror(int err)79*0Sstevel@tonic-gate ctf_strerror(int err)
80*0Sstevel@tonic-gate {
81*0Sstevel@tonic-gate return (NULL); /* we don't support this operation in the kernel */
82*0Sstevel@tonic-gate }
83*0Sstevel@tonic-gate
84*0Sstevel@tonic-gate /*PRINTFLIKE1*/
85*0Sstevel@tonic-gate void
ctf_dprintf(const char * format,...)86*0Sstevel@tonic-gate ctf_dprintf(const char *format, ...)
87*0Sstevel@tonic-gate {
88*0Sstevel@tonic-gate if (_libctf_debug) {
89*0Sstevel@tonic-gate va_list alist;
90*0Sstevel@tonic-gate
91*0Sstevel@tonic-gate va_start(alist, format);
92*0Sstevel@tonic-gate (void) printf("ctf DEBUG: ");
93*0Sstevel@tonic-gate (void) vprintf(format, alist);
94*0Sstevel@tonic-gate va_end(alist);
95*0Sstevel@tonic-gate }
96*0Sstevel@tonic-gate }
97