syminfo.c revision 5549:beb29939b34a 
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#include	<sgs.h>
29#include	<stdio.h>
30#include	<debug.h>
31#include	<msg.h>
32
33void
34Elf_syminfo_title(Lm_list *lml)
35{
36	dbg_print(lml, MSG_INTL(MSG_SYMINFO_TITLE));
37}
38
39#define	FLAGSZ	16
40#define	NDXSZ	10
41
42void
43Elf_syminfo_entry(Lm_list *lml, Word ndx, Syminfo *sip, const char *name,
44    const char *needed)
45{
46	const char	*bndstr, *str;
47	char		flagstr[FLAGSZ], sndxstr[NDXSZ], dndxstr[NDXSZ];
48	int		flgndx = 0;
49	Half		flags = sip->si_flags;
50
51	if (flags & SYMINFO_FLG_DIRECT) {
52		if (sip->si_boundto == SYMINFO_BT_SELF)
53			bndstr = MSG_INTL(MSG_SYMINFO_SELF);
54		else if (sip->si_boundto == SYMINFO_BT_PARENT)
55			bndstr = MSG_INTL(MSG_SYMINFO_PARENT);
56		else
57			bndstr = needed;
58
59		flagstr[flgndx++] = 'D';
60		flags &= ~SYMINFO_FLG_DIRECT;
61
62	} else if (flags & SYMINFO_FLG_FILTER) {
63		bndstr = needed;
64		flagstr[flgndx++] = 'F';
65		flags &= ~SYMINFO_FLG_FILTER;
66
67	} else if (flags & SYMINFO_FLG_AUXILIARY) {
68		bndstr = needed;
69		flagstr[flgndx++] = 'A';
70		flags &= ~SYMINFO_FLG_AUXILIARY;
71
72	} else if (sip->si_boundto == SYMINFO_BT_EXTERN)
73		bndstr = MSG_INTL(MSG_SYMINFO_EXTERN);
74	else
75		bndstr = MSG_ORIG(MSG_STR_EMPTY);
76
77	if (flags & SYMINFO_FLG_DIRECTBIND) {
78		flagstr[flgndx++] = 'B';
79		flags &= ~SYMINFO_FLG_DIRECTBIND;
80	}
81	if (flags & SYMINFO_FLG_COPY) {
82		flagstr[flgndx++] = 'C';
83		flags &= ~SYMINFO_FLG_COPY;
84	}
85	if (flags & SYMINFO_FLG_LAZYLOAD) {
86		flagstr[flgndx++] = 'L';
87		flags &= ~SYMINFO_FLG_LAZYLOAD;
88	}
89	if (flags & SYMINFO_FLG_NOEXTDIRECT) {
90		flagstr[flgndx++] = 'N';
91		flags &= ~SYMINFO_FLG_NOEXTDIRECT;
92	}
93	if (flags & SYMINFO_FLG_INTERPOSE) {
94		flagstr[flgndx++] = 'I';
95		flags &= ~SYMINFO_FLG_INTERPOSE;
96	}
97
98	/*
99	 * Did we account for all of the flags?
100	 */
101	if (flags)
102		(void) snprintf(&flagstr[flgndx], FLAGSZ - flgndx,
103		    MSG_ORIG(MSG_SYMINFO_UNKFLAG), flags);
104	else
105		flagstr[flgndx] = '\0';
106
107	/*
108	 * If we've bound to a dependency, determine the dynamic entry index.
109	 */
110	if (bndstr == needed) {
111		(void) snprintf(dndxstr, NDXSZ, MSG_ORIG(MSG_FMT_INDEX),
112		    sip->si_boundto);
113		str = dndxstr;
114	} else
115		str = MSG_ORIG(MSG_STR_EMPTY);
116
117	(void) snprintf(sndxstr, NDXSZ, MSG_ORIG(MSG_FMT_INDEX), ndx);
118
119	dbg_print(lml, MSG_INTL(MSG_SYMINFO_ENTRY), sndxstr, flagstr, str,
120	    bndstr, Elf_demangle_name(name));
121}
122