shdr.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#include	<sgs.h>
29#include	<_debug.h>
30#include	<conv.h>
31#include	<msg.h>
32
33void
34Elf_shdr(Lm_list *lml, Half mach, Shdr *shdr)
35{
36	Conv_inv_buf_t		inv_buf1, inv_buf2;
37	Conv_sec_flags_buf_t	sec_flags_buf;
38
39	dbg_print(lml, MSG_ORIG(MSG_SHD_ADDR), EC_ADDR(shdr->sh_addr),
40	    conv_sec_flags(shdr->sh_flags, 0, &sec_flags_buf));
41	dbg_print(lml, MSG_ORIG(MSG_SHD_SIZE), EC_XWORD(shdr->sh_size),
42	    conv_sec_type(mach, shdr->sh_type, 0, &inv_buf1));
43	if (shdr->sh_entsize == 0) {
44		dbg_print(lml, MSG_ORIG(MSG_SHD_OFFSET),
45		    EC_OFF(shdr->sh_offset), EC_XWORD(shdr->sh_entsize));
46	} else {		/* Provide an entry count */
47		Xword nelts = shdr->sh_size / shdr->sh_entsize;
48		const char *entstr = (nelts == 1) ? MSG_INTL(MSG_SHD_ENTRY_1) :
49		    MSG_INTL(MSG_SHD_ENTRY_N);
50
51		dbg_print(lml, MSG_ORIG(MSG_SHD_OFFSET_ENT),
52		    EC_OFF(shdr->sh_offset), EC_XWORD(shdr->sh_entsize),
53		    EC_XWORD(nelts), entstr);
54	}
55	dbg_print(lml, MSG_ORIG(MSG_SHD_LINK),
56	    conv_sec_linkinfo(shdr->sh_link, shdr->sh_flags, &inv_buf1),
57	    conv_sec_linkinfo(shdr->sh_info, shdr->sh_flags, &inv_buf2));
58	dbg_print(lml, MSG_ORIG(MSG_SHD_ALIGN), EC_XWORD(shdr->sh_addralign));
59}
60
61void
62Dbg_shdr_modified(Lm_list *lml, const char *obj, Half mach, Shdr *oshdr,
63    Shdr *nshdr, const char *name)
64{
65	if (DBG_NOTCLASS(DBG_C_SECTIONS | DBG_C_SUPPORT))
66		return;
67	if (DBG_NOTDETAIL())
68		return;
69
70	Dbg_util_nl(lml, DBG_NL_STD);
71	dbg_print(lml, MSG_INTL(MSG_SHD_MODIFIED), name, obj);
72
73	dbg_print(lml, MSG_INTL(MSG_SHD_ORIG));
74	Elf_shdr(lml, mach, oshdr);
75
76	dbg_print(lml, MSG_INTL(MSG_SHD_NEW));
77	Elf_shdr(lml, mach, nshdr);
78
79	Dbg_util_nl(lml, DBG_NL_STD);
80}
81