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1 /*
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2 * Copyright 2000 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;
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26
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27 import sun.jvm.hotspot.debugger.*;
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28 import sun.jvm.hotspot.debugger.dbx.*;
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29
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30 // A test of the debugger backend. This should be used to connect to
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31 // the helloWorld.cpp program.
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32
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33 public class TestDebugger {
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34 // FIXME: make these configurable, i.e., via a dotfile
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35 private static final String dbxPathName = "/export/home/kbr/ws/dbx_61/dev/Derived-sparcv9-S2./src/dbx/dbx";
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36 private static final String[] dbxSvcAgentDSOPathNames =
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37 new String[] {
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38 "/export/home/kbr/main/sa_baseline/src/os/solaris/agent/libsvc_agent_dbx.so"
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39 };
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40
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41 private static void usage() {
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42 System.out.println("usage: java TestDebugger [pid]");
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43 System.out.println("pid must be the process ID of the helloWorld process");
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44 System.exit(1);
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45 }
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46
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47 public static void main(String[] args) {
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48 try {
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49 if (args.length != 1) {
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50 usage();
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51 }
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52
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53 int pid = 0;
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54 try {
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55 pid = Integer.parseInt(args[0]);
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56 }
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57 catch (NumberFormatException e) {
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58 usage();
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59 }
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60
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61 JVMDebugger debugger = new DbxDebuggerLocal(new MachineDescriptionSPARC64Bit(),
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62 dbxPathName, dbxSvcAgentDSOPathNames, true);
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63
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64 try {
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65 debugger.attach(pid);
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66 }
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67 catch (DebuggerException e) {
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68 System.err.print("Error attaching to process ID " + pid + ": ");
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69 if (e.getMessage() != null) {
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70 System.err.print(e.getMessage());
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71 }
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72 System.err.println();
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73 System.exit(1);
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74 }
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75
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76 // HACK: configure debugger with primitive type sizes to get
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77 // Java types going
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78 debugger.configureJavaPrimitiveTypeSizes(1, 1, 2, 8, 4, 4, 8, 2);
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79
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80 // FIXME: figure out how to canonicalize and/or eliminate
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81 // loadobject specification
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82 String loadObjectName = "-";
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83
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84 // long strAddr = debugger.lookup("helloWorld", "helloWorldString");
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85 Address addr = debugger.lookup(loadObjectName, "helloWorldString");
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86 if (addr == null) {
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87 System.err.println("Error looking up symbol \"helloWorldString\" in context \"" +
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88 loadObjectName + "\"");
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89 System.exit(1);
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90 }
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91
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92 // This is a pointer which points to the start of storage.
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93 // Dereference it.
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94 addr = addr.getAddressAt(0);
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95
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96 // Read the number of bytes we know we need
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97 int helloWorldLen = 13;
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98 byte[] data = new byte[helloWorldLen];
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99 for (int i = 0; i < helloWorldLen; ++i) {
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100 data[i] = (byte) addr.getCIntegerAt(i, 1, false);
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101 }
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102
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103 // Convert to characters
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104 char[] chars = new char[data.length];
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105 for (int i = 0; i < data.length; ++i) {
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106 chars[i] = (char) data[i];
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107 }
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108 String helloWorldStr = new String(chars);
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109
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110 System.out.println("Successfully read string \"" + helloWorldStr + "\" from target process\n");
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111
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112 // Test all Java data types (see helloWorld.cpp)
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113 byte expectedByteValue = (byte) 132;
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114 short expectedShortValue = (short) 27890;
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115 int expectedIntValue = 1020304050;
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116 long expectedLongValue = 102030405060708090L;
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117 float expectedFloatValue = 35.4F;
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118 double expectedDoubleValue = 1.23456789;
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119 byte byteValue = 0;
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120 short shortValue = 0;
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121 int intValue = 0;
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122 long longValue = 0;
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123 float floatValue = 0;
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124 double doubleValue = 0;
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125
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126 addr = debugger.lookup(loadObjectName, "testByte");
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127 if (addr == null) {
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128 System.err.println("Error looking up symbol \"testByte\" in context \"" +
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129 loadObjectName + "\"");
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130 System.exit(1);
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131 }
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132 byteValue = addr.getJByteAt(0);
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133 if (byteValue != expectedByteValue) {
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134 System.err.println("Error: unexpected byte value (got " +
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135 byteValue + ", expected " + expectedByteValue + ")");
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136 System.exit(1);
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137 }
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138
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139 addr = debugger.lookup(loadObjectName, "testShort");
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140 if (addr == null) {
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141 System.err.println("Error looking up symbol \"testShort\" in context \"" +
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142 loadObjectName + "\"");
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143 System.exit(1);
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144 }
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145 shortValue = addr.getJShortAt(0);
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146 if (shortValue != expectedShortValue) {
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147 System.err.println("Error: unexpected short value (got " +
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148 shortValue + ", expected " + expectedShortValue + ")");
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149 System.exit(1);
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150 }
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151
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152 addr = debugger.lookup(loadObjectName, "testInt");
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153 if (addr == null) {
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154 System.err.println("Error looking up symbol \"testInt\" in context \"" +
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155 loadObjectName + "\"");
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156 System.exit(1);
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157 }
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158 intValue = addr.getJIntAt(0);
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159 if (intValue != expectedIntValue) {
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160 System.err.println("Error: unexpected int value (got " +
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161 intValue + ", expected " + expectedIntValue + ")");
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162 System.exit(1);
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163 }
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164
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165 addr = debugger.lookup(loadObjectName, "testLong");
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166 if (addr == null) {
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167 System.err.println("Error looking up symbol \"testLong\" in context \"" +
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168 loadObjectName + "\"");
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169 System.exit(1);
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170 }
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171 longValue = addr.getJLongAt(0);
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172 if (longValue != expectedLongValue) {
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173 System.err.println("Error: unexpected long value (got " +
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174 longValue + ", expected " + expectedLongValue + ")");
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175 System.exit(1);
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176 }
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177
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178 addr = debugger.lookup(loadObjectName, "testFloat");
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179 if (addr == null) {
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180 System.err.println("Error looking up symbol \"testFloat\" in context \"" +
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181 loadObjectName + "\"");
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182 System.exit(1);
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183 }
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184 floatValue = addr.getJFloatAt(0);
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185 if (floatValue != expectedFloatValue) {
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186 System.err.println("Error: unexpected float value (got " +
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187 floatValue + ", expected " + expectedFloatValue + ")");
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188 System.exit(1);
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189 }
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190
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191 addr = debugger.lookup(loadObjectName, "testDouble");
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192 if (addr == null) {
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193 System.err.println("Error looking up symbol \"testDouble\" in context \"" +
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194 loadObjectName + "\"");
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195 System.exit(1);
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196 }
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197 doubleValue = addr.getJDoubleAt(0);
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198 if (doubleValue != expectedDoubleValue) {
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199 System.err.println("Error: unexpected double value (got " +
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200 doubleValue + ", expected " + expectedDoubleValue + ")");
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201 System.exit(1);
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202 }
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203
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204 System.err.println("All tests passed successfully.");
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205
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206 debugger.detach();
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207 }
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208 catch (AddressException e) {
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209 System.err.println("Error occurred during test:");
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210 e.printStackTrace();
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211 System.exit(1);
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212 }
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213 }
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214 }
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