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comparison agent/src/share/classes/sun/jvm/hotspot/debugger/posix/elf/ELFSymbol.java @ 0:a61af66fc99e jdk7-b24

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author duke
date Sat, 01 Dec 2007 00:00:00 +0000
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children c18cbe5936b8
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1 /*
2 * Copyright 2001-2003 Sun Microsystems, Inc. All Rights Reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
20 * CA 95054 USA or visit www.sun.com if you need additional information or
21 * have any questions.
22 *
23 */
24
25 package sun.jvm.hotspot.debugger.posix.elf;
26
27 public interface ELFSymbol {
28 /** Binding specifying that local symbols are not visible outside the
29 * object file that contains its definition. */
30 public static final int BINDING_LOCAL = 0;
31 /** Binding specifying that global symbols are visible to all object files
32 * being combined. */
33 public static final int BINDING_GLOBAL = 1;
34 /** Binding secifying that the symbol resembles a global symbol, but has
35 * a lower precedence. */
36 public static final int BINDING_WEAK = 2;
37 /** Lower bound binding values reserverd for processor specific
38 * semantics. */
39 public static final int BINDING_LOPROC = 13;
40 /** Upper bound binding values reserverd for processor specific
41 * semantics. */
42 public static final int BINDING_HIPROC = 15;
43
44 /** Type specifying that the symbol is unspecified. */
45 public static final byte TYPE_NOOBJECT = 0;
46 /** Type specifying that the symbol is associated with an object. */
47 public static final byte TYPE_OBJECT = 1;
48 /** Type specifying that the symbol is associated with a function. */
49 public static final byte TYPE_FUNCTION = 2;
50 /** Type specifying that the symbol is associated with a section. Symbol
51 * table entries of this type exist for relocation and normally have the
52 * binding BINDING_LOCAL. */
53 public static final byte TYPE_SECTION = 3;
54 /** Type defining that the symbol is associated with a file. */
55 public static final byte TYPE_FILE = 4;
56 /** Lower bound type reserved for processor specific semantics. */
57 public static final byte TYPE_LOPROC = 13;
58 /** Upper bound type reserved for processor specific semantics. */
59 public static final byte TYPE_HIPROC = 15;
60
61 /** Returns the location from the beginning of the file to the symbol. */
62 public long getOffset();
63 /** Returns the name of the symbol or null if the symbol has no name. */
64 public String getName();
65 /** Returns the binding for this symbol. */
66 public int getBinding();
67 /** Returns the symbol type. */
68 public int getType();
69
70 /** Value of the associated symbol. This may be a relativa address for .so
71 * or absolute address for other ELFs. */
72 public long getValue();
73
74 /** Size of the symbol. 0 if the symbol has no size or the size
75 * is unknown. */
76 public int getSize();
77 }