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1 /*
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2 * Copyright 2000-2002 Sun Microsystems, Inc. All Rights Reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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20 * CA 95054 USA or visit www.sun.com if you need additional information or
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21 * have any questions.
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22 *
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23 */
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24
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25 package sun.jvm.hotspot.debugger.win32;
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26
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27 import java.util.List;
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28 import sun.jvm.hotspot.debugger.*;
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29 import sun.jvm.hotspot.debugger.cdbg.*;
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30
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31 /** An extension of the JVMDebugger interface with a few additions to
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32 support 32-bit vs. 64-bit debugging as well as features required
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33 by the architecture-specific subpackages. */
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34
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35 public interface Win32Debugger extends JVMDebugger {
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36 public String addressValueToString(long address) throws DebuggerException;
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37 public boolean readJBoolean(long address) throws DebuggerException;
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38 public byte readJByte(long address) throws DebuggerException;
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39 public char readJChar(long address) throws DebuggerException;
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40 public double readJDouble(long address) throws DebuggerException;
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41 public float readJFloat(long address) throws DebuggerException;
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42 public int readJInt(long address) throws DebuggerException;
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43 public long readJLong(long address) throws DebuggerException;
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44 public short readJShort(long address) throws DebuggerException;
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45 public long readCInteger(long address, long numBytes, boolean isUnsigned)
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46 throws DebuggerException;
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47 public Win32Address readAddress(long address) throws DebuggerException;
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48 public Win32OopHandle readOopHandle(long address) throws DebuggerException;
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49 public void writeJBoolean(long address, boolean value) throws DebuggerException;
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50 public void writeJByte(long address, byte value) throws DebuggerException;
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51 public void writeJChar(long address, char value) throws DebuggerException;
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52 public void writeJDouble(long address, double value) throws DebuggerException;
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53 public void writeJFloat(long address, float value) throws DebuggerException;
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54 public void writeJInt(long address, int value) throws DebuggerException;
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55 public void writeJLong(long address, long value) throws DebuggerException;
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56 public void writeJShort(long address, short value) throws DebuggerException;
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57 public void writeCInteger(long address, long numBytes, long value) throws DebuggerException;
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58 public void writeAddress(long address, Win32Address value) throws DebuggerException;
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59 public void writeOopHandle(long address, Win32OopHandle value) throws DebuggerException;
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60
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61 // On Windows the int is actually the value of a HANDLE which
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62 // currently must be read from the target process; that is, the
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63 // target process must maintain its own thread list, each element of
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64 // which holds a HANDLE to its underlying OS thread. FIXME: should
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65 // add access to the OS-level thread list, but there are too many
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66 // limitations imposed by Windows to usefully do so; see
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67 // src/os/win32/agent/README-commands.txt, command "duphandle".
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68 //
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69 // The returned array of register contents is guaranteed to be in
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70 // the same order as in the DbxDebugger for Solaris/x86; that is,
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71 // the indices match those in debugger/x86/X86ThreadContext.java.
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72 public long[] getThreadIntegerRegisterSet(int threadHandleValue,
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73 boolean mustDuplicateHandle) throws DebuggerException;
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74 // Implmentation of setContext
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75 public void setThreadIntegerRegisterSet(int threadHandleValue,
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76 boolean mustDuplicateHandle,
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77 long[] contents) throws DebuggerException;
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78
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79 public Address newAddress(long value) throws DebuggerException;
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80
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81 // Routine supporting the ThreadProxy implementation, in particular
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82 // the ability to get a thread ID from a thread handle via
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83 // examination of the Thread Information Block. Fetch the LDT entry
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84 // for a given selector.
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85 public Win32LDTEntry getThreadSelectorEntry(int threadHandleValue,
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86 boolean mustDuplicateHandle,
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87 int selector) throws DebuggerException;
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88
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89 // Support for the CDebugger interface. Retrieves the thread list of
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90 // the target process as a List of ThreadProxy objects.
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91 public List/*<ThreadProxy>*/ getThreadList() throws DebuggerException;
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92
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93 // Support for the CDebugger interface. Retrieves a List of the
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94 // loadobjects in the target process.
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95 public List/*<LoadObject>*/ getLoadObjectList() throws DebuggerException;
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96
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97 // Support for the ProcessControl interface
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98 public void writeBytesToProcess(long startAddress, long numBytes, byte[] data) throws UnmappedAddressException, DebuggerException;
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99 public void suspend() throws DebuggerException;
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100 public void resume() throws DebuggerException;
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101 public boolean isSuspended() throws DebuggerException;
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102 public void setBreakpoint(Address addr) throws DebuggerException;
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103 public void clearBreakpoint(Address addr) throws DebuggerException;
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104 public boolean isBreakpointSet(Address addr) throws DebuggerException;
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105 // FIXME: do not want to expose complicated data structures (like
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106 // the DebugEvent) in this interface due to serialization issues
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107 public DebugEvent debugEventPoll() throws DebuggerException;
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108 public void debugEventContinue() throws DebuggerException;
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109
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110 // NOTE: this interface implicitly contains the following methods:
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111 // From the Debugger interface via JVMDebugger
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112 // public void attach(int processID) throws DebuggerException;
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113 // public void attach(String executableName, String coreFileName) throws DebuggerException;
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114 // public boolean detach();
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115 // public Address parseAddress(String addressString) throws NumberFormatException;
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116 // public long getAddressValue(Address addr) throws DebuggerException;
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117 // public String getOS();
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118 // public String getCPU();
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119 // From the SymbolLookup interface via Debugger and JVMDebugger
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120 // public Address lookup(String objectName, String symbol);
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121 // public OopHandle lookupOop(String objectName, String symbol);
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122 // From the JVMDebugger interface
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123 // public void configureJavaPrimitiveTypeSizes(long jbooleanSize,
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124 // long jbyteSize,
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125 // long jcharSize,
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126 // long jdoubleSize,
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127 // long jfloatSize,
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128 // long jintSize,
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129 // long jlongSize,
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130 // long jshortSize);
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131 // From the ThreadAccess interface via Debugger and JVMDebugger
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132 // public ThreadProxy getThreadForIdentifierAddress(Address addr);
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133 }
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