syminfo.c revision 11827:d7ef53deac3f 
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 2010 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26#include	<sgs.h>
27#include	<stdio.h>
28#include	<debug.h>
29#include	<msg.h>
30
31void
32Elf_syminfo_title(Lm_list *lml)
33{
34	dbg_print(lml, MSG_INTL(MSG_SYMINFO_TITLE));
35}
36
37#define	FLAGSZ	16
38#define	NDXSZ	10
39
40void
41Elf_syminfo_entry(Lm_list *lml, Word ndx, Syminfo *sip, const char *name,
42    const char *needed)
43{
44	const char	*bndstr = NULL, *str;
45	char		flagstr[FLAGSZ], sndxstr[NDXSZ], dndxstr[NDXSZ];
46	int		flgndx = 0;
47	Half		flags = sip->si_flags;
48
49	if (flags & SYMINFO_FLG_CAP) {
50		bndstr = MSG_INTL(MSG_SYMINFO_CAP);
51		flagstr[flgndx++] = 'S';
52		flags &= ~SYMINFO_FLG_CAP;
53	}
54
55	if (flags & SYMINFO_FLG_DIRECT) {
56		if (bndstr == NULL) {
57			if (sip->si_boundto == SYMINFO_BT_SELF)
58				bndstr = MSG_INTL(MSG_SYMINFO_SELF);
59			else if (sip->si_boundto == SYMINFO_BT_PARENT)
60				bndstr = MSG_INTL(MSG_SYMINFO_PARENT);
61			else
62				bndstr = needed;
63		}
64		flagstr[flgndx++] = 'D';
65		flags &= ~SYMINFO_FLG_DIRECT;
66
67	} else if (flags & SYMINFO_FLG_FILTER) {
68		bndstr = needed;
69		flagstr[flgndx++] = 'F';
70		flags &= ~SYMINFO_FLG_FILTER;
71
72	} else if (flags & SYMINFO_FLG_AUXILIARY) {
73		bndstr = needed;
74		flagstr[flgndx++] = 'A';
75		flags &= ~SYMINFO_FLG_AUXILIARY;
76
77	} else if (sip->si_boundto == SYMINFO_BT_EXTERN)
78		bndstr = MSG_INTL(MSG_SYMINFO_EXTERN);
79	else if (bndstr == NULL)
80		bndstr = MSG_ORIG(MSG_STR_EMPTY);
81
82	if (flags & SYMINFO_FLG_DIRECTBIND) {
83		flagstr[flgndx++] = 'B';
84		flags &= ~SYMINFO_FLG_DIRECTBIND;
85	}
86	if (flags & SYMINFO_FLG_COPY) {
87		flagstr[flgndx++] = 'C';
88		flags &= ~SYMINFO_FLG_COPY;
89	}
90	if (flags & SYMINFO_FLG_LAZYLOAD) {
91		flagstr[flgndx++] = 'L';
92		flags &= ~SYMINFO_FLG_LAZYLOAD;
93	}
94	if (flags & SYMINFO_FLG_NOEXTDIRECT) {
95		flagstr[flgndx++] = 'N';
96		flags &= ~SYMINFO_FLG_NOEXTDIRECT;
97	}
98	if (flags & SYMINFO_FLG_INTERPOSE) {
99		flagstr[flgndx++] = 'I';
100		flags &= ~SYMINFO_FLG_INTERPOSE;
101	}
102
103	/*
104	 * Did we account for all of the flags?
105	 */
106	if (flags)
107		(void) snprintf(&flagstr[flgndx], FLAGSZ - flgndx,
108		    MSG_ORIG(MSG_SYMINFO_UNKFLAG), flags);
109	else
110		flagstr[flgndx] = '\0';
111
112	/*
113	 * If we've bound to a dependency, determine the dynamic entry index.
114	 */
115	if (bndstr == needed) {
116		(void) snprintf(dndxstr, NDXSZ, MSG_ORIG(MSG_FMT_INDEX),
117		    sip->si_boundto);
118		str = dndxstr;
119	} else
120		str = MSG_ORIG(MSG_STR_EMPTY);
121
122	(void) snprintf(sndxstr, NDXSZ, MSG_ORIG(MSG_FMT_INDEX), ndx);
123
124	dbg_print(lml, MSG_INTL(MSG_SYMINFO_ENTRY), sndxstr, flagstr, str,
125	    bndstr, Elf_demangle_name(name));
126}
127