xref: /titanic_50/usr/src/cmd/sgs/libconv/common/symbols.c (revision 63602c90af2802f2ab666ab39bb4aea7d02500c3)
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 symbol attributes.
30  */
31 #include	<stdio.h>
32 #include	<sys/machelf.h>
33 #include	<sys/elf_SPARC.h>
34 #include	<sys/elf_amd64.h>
35 #include	"_conv.h"
36 #include	"symbols_msg.h"
37 
38 const char *
39 conv_sym_other(uchar_t other, Conv_inv_buf_t *inv_buf)
40 {
41 	static const char	visibility[4] = {
42 		'D',	/* STV_DEFAULT */
43 		'I',	/* STV_INTERNAL */
44 		'H',	/* STV_HIDDEN */
45 		'P'	/* STV_PROTECTED */
46 	};
47 	uint_t		vis = ELF_ST_VISIBILITY(other);
48 	uint_t		ndx = 0;
49 
50 	inv_buf->buf[ndx++] = visibility[vis];
51 
52 	/*
53 	 * If unkown bits are present in stother - throw out a '?'
54 	 */
55 	if (other & ~MSK_SYM_VISIBILITY)
56 		inv_buf->buf[ndx++] = '?';
57 	inv_buf->buf[ndx++] = '\0';
58 
59 	return (inv_buf->buf);
60 }
61 
62 const char *
63 conv_sym_info_type(Half mach, uchar_t type, int fmt_flags,
64     Conv_inv_buf_t *inv_buf)
65 {
66 	static const Msg	types[] = {
67 		MSG_STT_NOTYPE,		MSG_STT_OBJECT,		MSG_STT_FUNC,
68 		MSG_STT_SECTION,	MSG_STT_FILE,		MSG_STT_COMMON,
69 		MSG_STT_TLS
70 	};
71 
72 	if (type < STT_NUM) {
73 		return (MSG_ORIG(types[type]));
74 	} else if (((mach == EM_SPARC) || (mach == EM_SPARC32PLUS) ||
75 	    (mach == EM_SPARCV9)) && (type == STT_SPARC_REGISTER)) {
76 		return (MSG_ORIG(MSG_STT_REGISTER));
77 	} else {
78 		return (conv_invalid_val(inv_buf, type, fmt_flags));
79 	}
80 }
81 
82 const char *
83 conv_sym_info_bind(uchar_t bind, int fmt_flags, Conv_inv_buf_t *inv_buf)
84 {
85 	static const Msg	binds[] = {
86 		MSG_STB_LOCAL,		MSG_STB_GLOBAL,		MSG_STB_WEAK
87 	};
88 
89 	if (bind >= STB_NUM)
90 		return (conv_invalid_val(inv_buf, bind, fmt_flags));
91 	else
92 		return (MSG_ORIG(binds[bind]));
93 }
94 
95 const char *
96 conv_sym_shndx(Half shndx, Conv_inv_buf_t *inv_buf)
97 {
98 	switch (shndx) {
99 	case SHN_UNDEF:
100 		return (MSG_ORIG(MSG_SHN_UNDEF));
101 	case SHN_SUNW_IGNORE:
102 		return (MSG_ORIG(MSG_SHN_SUNW_IGNORE));
103 	case SHN_ABS:
104 		return (MSG_ORIG(MSG_SHN_ABS));
105 	case SHN_COMMON:
106 		return (MSG_ORIG(MSG_SHN_COMMON));
107 	case SHN_AMD64_LCOMMON:
108 		return (MSG_ORIG(MSG_SHN_AMD64_LCOMMON));
109 	case SHN_AFTER:
110 		return (MSG_ORIG(MSG_SHN_AFTER));
111 	case SHN_BEFORE:
112 		return (MSG_ORIG(MSG_SHN_BEFORE));
113 	case SHN_XINDEX:
114 		return (MSG_ORIG(MSG_SHN_XINDEX));
115 	default:
116 		return (conv_invalid_val(inv_buf, shndx, CONV_FMT_DECIMAL));
117 	}
118 }
119 
120 const char *
121 conv_sym_value(Half mach, uchar_t type, Addr value, Conv_inv_buf_t *inv_buf)
122 {
123 	if (((mach == EM_SPARC) || (mach == EM_SPARC32PLUS) ||
124 	    (mach == EM_SPARCV9)) && (type == STT_SPARC_REGISTER))
125 		return (conv_sym_SPARC_value(value, 0, inv_buf));
126 
127 	(void) snprintf(inv_buf->buf, sizeof (inv_buf->buf),
128 	    MSG_ORIG(MSG_SYM_FMT_VAL), EC_ADDR(value));
129 	return (inv_buf->buf);
130 }
131