1/*
2 * Copyright (c) 2001, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25package sun.jvm.hotspot.debugger.cdbg;
26
27import sun.jvm.hotspot.debugger.*;
28
29/** Database for C and C++ debug information. This is being kept as
30    minimal as possible for now. It is not complete; for example, it
31    will have to be extended to support scoped information (module
32    scope, namespace scope). */
33
34public interface CDebugInfoDataBase {
35  /** Name-to-type mapping */
36  public Type lookupType(String name);
37
38  /** Name-to-type mapping with const/volatile qualifications */
39  public Type lookupType(String name, int cvAttributes);
40
41  /** Iteration through all types */
42  public void iterate(TypeVisitor t);
43
44  /** Return debug info (closest lexically-enclosing block) for
45      current program counter. Returns null if no debug information
46      found or available. */
47  public BlockSym debugInfoForPC(Address pc);
48
49  /** Look up global or module-local symbol by name. FIXME: need some
50      way to identify modules -- has not been thought through yet
51      because it isn't clear exactly how these are represented in the
52      Visual C++ debug info. */
53  public GlobalSym lookupSym(String name);
54
55  /** Returns line number information for the given PC, including
56      source file name (not specified whether this is an absolute or
57      relative path) and start and end PCs for this line. Returns null
58      if no line number information is available. */
59  public LineNumberInfo lineNumberForPC(Address pc) throws DebuggerException;
60
61  /** Iteration through all line number information in this
62      database. */
63  public void iterate(LineNumberVisitor v);
64}
65