hotspot/agent/src/share/classes/sun/jvm/hotspot/debugger/win32/Win32LDTEntry.java
changeset 10864 17307b96ae38
parent 10779 5037da29fa26
parent 10762 cc1f5ce8e504
child 10865 7f8dd1713604
--- a/hotspot/agent/src/share/classes/sun/jvm/hotspot/debugger/win32/Win32LDTEntry.java	Mon Oct 24 09:58:47 2011 -0700
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,100 +0,0 @@
-/*
- * Copyright (c) 2001, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- *
- */
-
-package sun.jvm.hotspot.debugger.win32;
-
-import java.io.Serializable;
-
-/** Describes an LDT entry. (Some of the descriptions are taken
-    directly from Microsoft's documentation and are copyrighted by
-    Microsoft.) */
-
-class Win32LDTEntry implements Serializable {
-  private short limitLow;
-  private short baseLow;
-  private byte  baseMid;
-  private byte  flags1;
-  private byte  flags2;
-  private byte  baseHi;
-
-  private Win32LDTEntry() {}
-
-  public Win32LDTEntry(short limitLow,
-                       short baseLow,
-                       byte  baseMid,
-                       byte  flags1,
-                       byte  flags2,
-                       byte  baseHi) {
-    this.limitLow = limitLow;
-    this.baseLow  = baseLow;
-    this.baseMid  = baseMid;
-    this.flags1   = flags1;
-    this.flags2   = flags2;
-    this.baseHi   = baseHi;
-  }
-
-  /** Returns base address of segment */
-  public long  getBase()     { return ( (baseLow & 0xFFFF)       |
-                                       ((baseMid & 0xFF) << 16)  |
-                                       ((baseHi  & 0xFF) << 24)) & 0xFFFFFFFF; }
-
-  public short getLimitLow() { return limitLow; }
-  public short getBaseLow()  { return baseLow; }
-  public byte  getBaseMid()  { return baseMid; }
-  public byte  getBaseHi()   { return baseHi; }
-
-  // FIXME: must verify mask and shift are correct
-  /** Describes type of segment. See TYPE_ portion of {@link
-      sun.jvm.hotspot.debugger.win32.Win32LDTEntryConstants}. */
-  public int   getType()     { return (flags1 & 0x1F); }
-
-  // FIXME: verify mask and shift are correct
-  /** Privilege level of descriptor: 0 = most privileged, 3 = least privileged */
-  public int   getPrivilegeLevel() { return ((flags1 & 0x60) >> 5); }
-
-  // FIXME: verify mask is correct
-  /** Is segment present in physical memory? */
-  public boolean isSegmentPhysical() { return ((flags1 & 0x70) != 0); }
-
-  // FIXME: verify mask and shift are correct
-  /** High bits (16-19) of the address of the last byte of the segment */
-  public int getLimitHi() { return (flags2 & 0x0F); }
-
-  // FIXME: verify mask is correct
-  /** <P> Size of segment. If the segment is a data segment, this
-      member contains 1 if the segment is larger than 64 kilobytes (K)
-      or 0 if the segment is smaller than or equal to 64K. </P>
-
-      <P> If the segment is a code segment, this member contains 1 if
-      the segment is a code segment and runs with the default (native
-      mode) instruction set. This member contains 0 if the code
-      segment is an 80286 code segment and runs with 16-bit offsets
-      and the 80286-compatible instruction set. </P> */
-  public boolean isDefaultBig() { return ((flags2 & 0x40) != 0); }
-
-  // FIXME: verify mask is correct
-  /** Returns true if segment is page granular, false if byte
-      granular. */
-  public boolean isPageGranular() { return ((flags2 & 0x80) != 0); }
-}