xref: /titanic_41/usr/src/cmd/sgs/liblddbg/common/shdr.c (revision 0bb073995ac5a95bd35f2dd790df1ea3d8c2d507)
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 
33 void
34 Elf_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 
61 void
62 Dbg_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