syminfo.c revision 5088:26c540f30cd3 
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 (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22/*
23 * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26#pragma ident	"%Z%%M%	%I%	%E% SMI"
27
28/*
29 * String conversion routines for syminfo attributes.
30 */
31#include	<stdio.h>
32#include	<sys/machelf.h>
33#include	"_conv.h"
34#include	"syminfo_msg.h"
35
36
37
38#define	FLAGSZ	CONV_EXPN_FIELD_DEF_PREFIX_SIZE + \
39	MSG_SYMINFO_FLG_DIRECT_SIZE	+ CONV_EXPN_FIELD_DEF_SEP_SIZE + \
40	MSG_SYMINFO_FLG_COPY_SIZE	+ CONV_EXPN_FIELD_DEF_SEP_SIZE + \
41	MSG_SYMINFO_FLG_LAZYLOAD_SIZE + CONV_EXPN_FIELD_DEF_SEP_SIZE + \
42	MSG_SYMINFO_FLG_DIRECTBIND_SIZE + CONV_EXPN_FIELD_DEF_SEP_SIZE + \
43	CONV_INV_BUFSIZE + CONV_EXPN_FIELD_DEF_SUFFIX_SIZE
44
45/*
46 * Ensure that Conv_syminfo_flags_buf_t is large enough:
47 *
48 * FLAGSZ is the real minimum size of the buffer required by
49 * conv_syminfo_flags(). However, Conv_syminfo_flags_buf_t uses
50 * CONV_SYMINFO_FLAGS_BUFSIZE to set the buffer size. We do things
51 * this way because the definition of FLAGSZ uses information that
52 * is not available in the environment of other programs that include
53 * the conv.h header file.
54 */
55#if CONV_SYMINFO_FLAGS_BUFSIZE < FLAGSZ
56#error "CONV_SYMINFO_FLAGS_BUFSIZE is not large enough"
57#endif
58
59const char *
60conv_syminfo_flags(Xword flags, Conv_fmt_flags_t fmt_flags,
61    Conv_syminfo_flags_buf_t *syminfo_flags_buf)
62{
63	static Val_desc vda[] = {
64		{ SYMINFO_FLG_DIRECT,	MSG_ORIG(MSG_SYMINFO_FLG_DIRECT) },
65		{ SYMINFO_FLG_COPY,	MSG_ORIG(MSG_SYMINFO_FLG_COPY) },
66		{ SYMINFO_FLG_LAZYLOAD,	MSG_ORIG(MSG_SYMINFO_FLG_LAZYLOAD) },
67		{ SYMINFO_FLG_DIRECTBIND,
68		    MSG_ORIG(MSG_SYMINFO_FLG_DIRECTBIND) },
69		{ SYMINFO_FLG_NOEXTDIRECT,
70		    MSG_ORIG(MSG_SYMINFO_FLG_NOEXTDIRECT) },
71		{ 0,			0 }
72	};
73	static CONV_EXPN_FIELD_ARG conv_arg = {
74	    NULL, sizeof (syminfo_flags_buf->buf), vda };
75
76	if (flags == 0)
77		return (MSG_ORIG(MSG_GBL_ZERO));
78
79	conv_arg.buf = syminfo_flags_buf->buf;
80	conv_arg.oflags = conv_arg.rflags = flags;
81	conv_arg.prefix = conv_arg.suffix = NULL;
82	(void) conv_expn_field(&conv_arg, fmt_flags);
83
84	return ((const char *)syminfo_flags_buf->buf);
85}
86