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-rw-r--r--OpenSim/Region/Environment/Scenes/scripting/Engines/JVMEngine/JVM/ClassRecord.cs1006
1 files changed, 503 insertions, 503 deletions
diff --git a/OpenSim/Region/Environment/Scenes/scripting/Engines/JVMEngine/JVM/ClassRecord.cs b/OpenSim/Region/Environment/Scenes/scripting/Engines/JVMEngine/JVM/ClassRecord.cs
index f821f52..f151b7e 100644
--- a/OpenSim/Region/Environment/Scenes/scripting/Engines/JVMEngine/JVM/ClassRecord.cs
+++ b/OpenSim/Region/Environment/Scenes/scripting/Engines/JVMEngine/JVM/ClassRecord.cs
@@ -1,503 +1,503 @@
1/* 1/*
2* Copyright (c) Contributors, http://www.openmetaverse.org/ 2* Copyright (c) Contributors, http://www.openmetaverse.org/
3* See CONTRIBUTORS.TXT for a full list of copyright holders. 3* See CONTRIBUTORS.TXT for a full list of copyright holders.
4* 4*
5* Redistribution and use in source and binary forms, with or without 5* Redistribution and use in source and binary forms, with or without
6* modification, are permitted provided that the following conditions are met: 6* modification, are permitted provided that the following conditions are met:
7* * Redistributions of source code must retain the above copyright 7* * Redistributions of source code must retain the above copyright
8* notice, this list of conditions and the following disclaimer. 8* notice, this list of conditions and the following disclaimer.
9* * Redistributions in binary form must reproduce the above copyright 9* * Redistributions in binary form must reproduce the above copyright
10* notice, this list of conditions and the following disclaimer in the 10* notice, this list of conditions and the following disclaimer in the
11* documentation and/or other materials provided with the distribution. 11* documentation and/or other materials provided with the distribution.
12* * Neither the name of the OpenSim Project nor the 12* * Neither the name of the OpenSim Project nor the
13* names of its contributors may be used to endorse or promote products 13* names of its contributors may be used to endorse or promote products
14* derived from this software without specific prior written permission. 14* derived from this software without specific prior written permission.
15* 15*
16* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS AND ANY 16* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS AND ANY
17* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 17* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 18* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY 19* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 20* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 21* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 22* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 24* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26* 26*
27*/ 27*/
28using System; 28using System;
29using System.IO; 29using System.IO;
30using System.Collections.Generic; 30using System.Collections.Generic;
31using System.Text; 31using System.Text;
32using OpenSim.Region.Scripting.EmbeddedJVM.Types; 32using OpenSim.Region.Scripting.EmbeddedJVM.Types;
33 33
34namespace OpenSim.Region.Scripting.EmbeddedJVM 34namespace OpenSim.Region.Scripting.EmbeddedJVM
35{ 35{
36 public class ClassRecord 36 public class ClassRecord
37 { 37 {
38 private ushort _majorVersion; 38 private ushort _majorVersion;
39 private ushort _minorVersion; 39 private ushort _minorVersion;
40 private ushort _constantPoolCount; 40 private ushort _constantPoolCount;
41 private ushort _accessFlags; 41 private ushort _accessFlags;
42 private ushort _thisClass; 42 private ushort _thisClass;
43 private ushort _supperClass; 43 private ushort _supperClass;
44 private ushort _interfaceCount; 44 private ushort _interfaceCount;
45 private ushort _fieldCount; 45 private ushort _fieldCount;
46 private ushort _methodCount; 46 private ushort _methodCount;
47 //private ushort _attributeCount; 47 //private ushort _attributeCount;
48 //private string _name; 48 //private string _name;
49 public Dictionary<string, BaseType> StaticFields = new Dictionary<string, BaseType>(); 49 public Dictionary<string, BaseType> StaticFields = new Dictionary<string, BaseType>();
50 public PoolClass mClass; 50 public PoolClass mClass;
51 51
52 public List<PoolItem> _constantsPool = new List<PoolItem>(); 52 public List<PoolItem> _constantsPool = new List<PoolItem>();
53 private List<MethodInfo> _methodsList = new List<MethodInfo>(); 53 private List<MethodInfo> _methodsList = new List<MethodInfo>();
54 private List<FieldInfo> _fieldList = new List<FieldInfo>(); 54 private List<FieldInfo> _fieldList = new List<FieldInfo>();
55 55
56 public ClassRecord() 56 public ClassRecord()
57 { 57 {
58 58
59 } 59 }
60 60
61 public ClassInstance CreateNewInstance() 61 public ClassInstance CreateNewInstance()
62 { 62 {
63 return new ClassInstance(); 63 return new ClassInstance();
64 } 64 }
65 65
66 public void LoadClassFromFile(string fileName) 66 public void LoadClassFromFile(string fileName)
67 { 67 {
68 Console.WriteLine("loading script " + fileName); 68 Console.WriteLine("loading script " + fileName);
69 FileStream fs = File.OpenRead(fileName); 69 FileStream fs = File.OpenRead(fileName);
70 this.LoadClassFromBytes(ReadFully(fs)); 70 this.LoadClassFromBytes(ReadFully(fs));
71 fs.Close(); 71 fs.Close();
72 } 72 }
73 73
74 public void LoadClassFromBytes(byte[] data) 74 public void LoadClassFromBytes(byte[] data)
75 { 75 {
76 int i = 0; 76 int i = 0;
77 i += 4; 77 i += 4;
78 _minorVersion = (ushort)((data[i++] << 8) + data[i++] ); 78 _minorVersion = (ushort)((data[i++] << 8) + data[i++] );
79 _majorVersion = (ushort)((data[i++] << 8) + data[i++] ); 79 _majorVersion = (ushort)((data[i++] << 8) + data[i++] );
80 _constantPoolCount = (ushort)((data[i++] << 8) + data[i++] ); 80 _constantPoolCount = (ushort)((data[i++] << 8) + data[i++] );
81 // Console.WriteLine("there should be " + _constantPoolCount + " items in the pool"); 81 // Console.WriteLine("there should be " + _constantPoolCount + " items in the pool");
82 for (int count = 0; count < _constantPoolCount -1 ; count++) 82 for (int count = 0; count < _constantPoolCount -1 ; count++)
83 { 83 {
84 //read in the constant pool 84 //read in the constant pool
85 byte pooltype = data[i++]; 85 byte pooltype = data[i++];
86 //Console.WriteLine("#" +count +": new constant type = " +pooltype); 86 //Console.WriteLine("#" +count +": new constant type = " +pooltype);
87 //Console.WriteLine("start position is: " + i); 87 //Console.WriteLine("start position is: " + i);
88 switch (pooltype) 88 switch (pooltype)
89 { 89 {
90 case 1: //Utf8 90 case 1: //Utf8
91 ushort uLength = (ushort)((data[i++] << 8) + data[i++] ); 91 ushort uLength = (ushort)((data[i++] << 8) + data[i++] );
92 92
93 // Console.WriteLine("new utf8 type, length is " + uLength); 93 // Console.WriteLine("new utf8 type, length is " + uLength);
94 PoolUtf8 utf8 = new PoolUtf8(); 94 PoolUtf8 utf8 = new PoolUtf8();
95 utf8.readValue(data, ref i, uLength); 95 utf8.readValue(data, ref i, uLength);
96 this._constantsPool.Add(utf8); 96 this._constantsPool.Add(utf8);
97 break; 97 break;
98 case 3: //Int 98 case 3: //Int
99 break; 99 break;
100 case 7: //Class 100 case 7: //Class
101 PoolClass pClass = new PoolClass(this); 101 PoolClass pClass = new PoolClass(this);
102 pClass.readValue(data, ref i); 102 pClass.readValue(data, ref i);
103 this._constantsPool.Add(pClass); 103 this._constantsPool.Add(pClass);
104 break; 104 break;
105 case 10: //Method 105 case 10: //Method
106 PoolMethodRef pMeth = new PoolMethodRef(this); 106 PoolMethodRef pMeth = new PoolMethodRef(this);
107 pMeth.readValue(data, ref i); 107 pMeth.readValue(data, ref i);
108 this._constantsPool.Add(pMeth); 108 this._constantsPool.Add(pMeth);
109 break; 109 break;
110 case 12: //NamedType 110 case 12: //NamedType
111 PoolNamedType pNamed = new PoolNamedType(this); 111 PoolNamedType pNamed = new PoolNamedType(this);
112 pNamed.readValue(data, ref i); 112 pNamed.readValue(data, ref i);
113 this._constantsPool.Add(pNamed); 113 this._constantsPool.Add(pNamed);
114 break; 114 break;
115 } 115 }
116 } 116 }
117 117
118 _accessFlags = (ushort)((data[i++] << 8) + data[i++] ); 118 _accessFlags = (ushort)((data[i++] << 8) + data[i++] );
119 _thisClass = (ushort)((data[i++] << 8) + data[i++] ); 119 _thisClass = (ushort)((data[i++] << 8) + data[i++] );
120 _supperClass = (ushort)((data[i++] << 8) + data[i++] ); 120 _supperClass = (ushort)((data[i++] << 8) + data[i++] );
121 121
122 if (this._constantsPool[this._thisClass - 1] is PoolClass) 122 if (this._constantsPool[this._thisClass - 1] is PoolClass)
123 { 123 {
124 this.mClass = ((PoolClass)this._constantsPool[this._thisClass - 1]); 124 this.mClass = ((PoolClass)this._constantsPool[this._thisClass - 1]);
125 } 125 }
126 126
127 _interfaceCount = (ushort)((data[i++] << 8) + data[i++]); 127 _interfaceCount = (ushort)((data[i++] << 8) + data[i++]);
128 //should now read in the info for each interface 128 //should now read in the info for each interface
129 _fieldCount = (ushort)((data[i++] << 8) + data[i++]); 129 _fieldCount = (ushort)((data[i++] << 8) + data[i++]);
130 //should now read in the info for each field 130 //should now read in the info for each field
131 _methodCount = (ushort)((data[i++] << 8) + data[i++]); 131 _methodCount = (ushort)((data[i++] << 8) + data[i++]);
132 for (int count = 0; count < _methodCount; count++) 132 for (int count = 0; count < _methodCount; count++)
133 { 133 {
134 MethodInfo methInf = new MethodInfo(this); 134 MethodInfo methInf = new MethodInfo(this);
135 methInf.ReadData(data, ref i); 135 methInf.ReadData(data, ref i);
136 this._methodsList.Add(methInf); 136 this._methodsList.Add(methInf);
137 } 137 }
138 } 138 }
139 139
140 public void AddMethodsToMemory(MethodMemory memory) 140 public void AddMethodsToMemory(MethodMemory memory)
141 { 141 {
142 for (int count = 0; count < _methodCount; count++) 142 for (int count = 0; count < _methodCount; count++)
143 { 143 {
144 this._methodsList[count].AddMethodCode(memory); 144 this._methodsList[count].AddMethodCode(memory);
145 } 145 }
146 } 146 }
147 147
148 public bool StartMethod(Thread thread, string methodName) 148 public bool StartMethod(Thread thread, string methodName)
149 { 149 {
150 for (int count = 0; count < _methodCount; count++) 150 for (int count = 0; count < _methodCount; count++)
151 { 151 {
152 if (this._constantsPool[this._methodsList[count].NameIndex-1] is PoolUtf8) 152 if (this._constantsPool[this._methodsList[count].NameIndex-1] is PoolUtf8)
153 { 153 {
154 if (((PoolUtf8)this._constantsPool[this._methodsList[count].NameIndex-1]).Value == methodName) 154 if (((PoolUtf8)this._constantsPool[this._methodsList[count].NameIndex-1]).Value == methodName)
155 { 155 {
156 //Console.WriteLine("found method: " + ((PoolUtf8)this._constantsPool[this._methodsList[count].NameIndex - 1]).Value); 156 //Console.WriteLine("found method: " + ((PoolUtf8)this._constantsPool[this._methodsList[count].NameIndex - 1]).Value);
157 thread.SetPC(this._methodsList[count].CodePointer); 157 thread.SetPC(this._methodsList[count].CodePointer);
158 return true; 158 return true;
159 } 159 }
160 } 160 }
161 } 161 }
162 return false; 162 return false;
163 } 163 }
164 164
165 public void PrintToConsole() 165 public void PrintToConsole()
166 { 166 {
167 Console.WriteLine("Class File:"); 167 Console.WriteLine("Class File:");
168 Console.WriteLine("Major version: " + _majorVersion); 168 Console.WriteLine("Major version: " + _majorVersion);
169 Console.WriteLine("Minor version: " + _minorVersion); 169 Console.WriteLine("Minor version: " + _minorVersion);
170 Console.WriteLine("Pool size: " + _constantPoolCount); 170 Console.WriteLine("Pool size: " + _constantPoolCount);
171 171
172 for (int i = 0; i < _constantsPool.Count; i++) 172 for (int i = 0; i < _constantsPool.Count; i++)
173 { 173 {
174 this._constantsPool[i].Print(); 174 this._constantsPool[i].Print();
175 } 175 }
176 176
177 Console.WriteLine("Access flags: " + _accessFlags); 177 Console.WriteLine("Access flags: " + _accessFlags);
178 Console.WriteLine("This class: " + _thisClass ); 178 Console.WriteLine("This class: " + _thisClass );
179 Console.WriteLine("Super class: " + _supperClass); 179 Console.WriteLine("Super class: " + _supperClass);
180 180
181 for (int count = 0; count < _methodCount; count++) 181 for (int count = 0; count < _methodCount; count++)
182 { 182 {
183 Console.WriteLine(); 183 Console.WriteLine();
184 this._methodsList[count].Print(); 184 this._methodsList[count].Print();
185 } 185 }
186 186
187 Console.WriteLine("class name is " + this.mClass.Name.Value); 187 Console.WriteLine("class name is " + this.mClass.Name.Value);
188 } 188 }
189 189
190 public static byte[] ReadFully(Stream stream) 190 public static byte[] ReadFully(Stream stream)
191 { 191 {
192 byte[] buffer = new byte[1024]; 192 byte[] buffer = new byte[1024];
193 using (MemoryStream ms = new MemoryStream()) 193 using (MemoryStream ms = new MemoryStream())
194 { 194 {
195 while (true) 195 while (true)
196 { 196 {
197 int read = stream.Read(buffer, 0, buffer.Length); 197 int read = stream.Read(buffer, 0, buffer.Length);
198 if (read <= 0) 198 if (read <= 0)
199 return ms.ToArray(); 199 return ms.ToArray();
200 ms.Write(buffer, 0, read); 200 ms.Write(buffer, 0, read);
201 } 201 }
202 } 202 }
203 } 203 }
204 204
205 #region nested classes 205 #region nested classes
206 public class PoolItem 206 public class PoolItem
207 { 207 {
208 public virtual void Print() 208 public virtual void Print()
209 { 209 {
210 210
211 } 211 }
212 } 212 }
213 213
214 public class PoolUtf8 : PoolItem 214 public class PoolUtf8 : PoolItem
215 { 215 {
216 public string Value = ""; 216 public string Value = "";
217 217
218 public void readValue(byte[] data,ref int pointer , int length) 218 public void readValue(byte[] data,ref int pointer , int length)
219 { 219 {
220 for (int i = 0; i < length; i++) 220 for (int i = 0; i < length; i++)
221 { 221 {
222 int a =(int) data[pointer++]; 222 int a =(int) data[pointer++];
223 if ((a & 0x80) == 0) 223 if ((a & 0x80) == 0)
224 { 224 {
225 Value = Value + (char)a; 225 Value = Value + (char)a;
226 } 226 }
227 else if ((a & 0x20) == 0) 227 else if ((a & 0x20) == 0)
228 { 228 {
229 int b = (int) data[pointer++]; 229 int b = (int) data[pointer++];
230 Value = Value + (char)(((a & 0x1f) << 6) + (b & 0x3f)); 230 Value = Value + (char)(((a & 0x1f) << 6) + (b & 0x3f));
231 } 231 }
232 else 232 else
233 { 233 {
234 int b = (int)data[pointer++]; 234 int b = (int)data[pointer++];
235 int c = (int)data[pointer++]; 235 int c = (int)data[pointer++];
236 Value = Value + (char)(((a & 0xf) << 12) + ((b & 0x3f) << 6) + (c & 0x3f)); 236 Value = Value + (char)(((a & 0xf) << 12) + ((b & 0x3f) << 6) + (c & 0x3f));
237 } 237 }
238 } 238 }
239 } 239 }
240 240
241 public override void Print() 241 public override void Print()
242 { 242 {
243 Console.WriteLine("Utf8 type: " + Value); 243 Console.WriteLine("Utf8 type: " + Value);
244 } 244 }
245 } 245 }
246 246
247 private class PoolInt : PoolItem 247 private class PoolInt : PoolItem
248 { 248 {
249 249
250 } 250 }
251 251
252 public class PoolClass : PoolItem 252 public class PoolClass : PoolItem
253 { 253 {
254 //public string name = ""; 254 //public string name = "";
255 public ushort namePointer = 0; 255 public ushort namePointer = 0;
256 private ClassRecord parent; 256 private ClassRecord parent;
257 public PoolUtf8 Name; 257 public PoolUtf8 Name;
258 258
259 public PoolClass(ClassRecord paren) 259 public PoolClass(ClassRecord paren)
260 { 260 {
261 parent = paren; 261 parent = paren;
262 } 262 }
263 263
264 public void readValue(byte[] data, ref int pointer) 264 public void readValue(byte[] data, ref int pointer)
265 { 265 {
266 namePointer = (ushort)((data[pointer++] << 8) + data[pointer++] ); 266 namePointer = (ushort)((data[pointer++] << 8) + data[pointer++] );
267 } 267 }
268 268
269 public override void Print() 269 public override void Print()
270 { 270 {
271 this.Name = ((PoolUtf8)this.parent._constantsPool[namePointer - 1]); 271 this.Name = ((PoolUtf8)this.parent._constantsPool[namePointer - 1]);
272 Console.Write("Class type: " + namePointer); 272 Console.Write("Class type: " + namePointer);
273 Console.WriteLine(" // " + ((PoolUtf8)this.parent._constantsPool[namePointer - 1]).Value); 273 Console.WriteLine(" // " + ((PoolUtf8)this.parent._constantsPool[namePointer - 1]).Value);
274 274
275 } 275 }
276 } 276 }
277 277
278 public class PoolMethodRef : PoolItem 278 public class PoolMethodRef : PoolItem
279 { 279 {
280 public ushort classPointer = 0; 280 public ushort classPointer = 0;
281 public ushort nameTypePointer = 0; 281 public ushort nameTypePointer = 0;
282 public PoolNamedType mNameType; 282 public PoolNamedType mNameType;
283 public PoolClass mClass; 283 public PoolClass mClass;
284 private ClassRecord parent; 284 private ClassRecord parent;
285 285
286 public PoolMethodRef(ClassRecord paren) 286 public PoolMethodRef(ClassRecord paren)
287 { 287 {
288 parent = paren; 288 parent = paren;
289 } 289 }
290 290
291 public void readValue(byte[] data, ref int pointer) 291 public void readValue(byte[] data, ref int pointer)
292 { 292 {
293 classPointer = (ushort)((data[pointer++] << 8) + data[pointer++]); 293 classPointer = (ushort)((data[pointer++] << 8) + data[pointer++]);
294 nameTypePointer = (ushort)((data[pointer++] << 8) + data[pointer++]); 294 nameTypePointer = (ushort)((data[pointer++] << 8) + data[pointer++]);
295 } 295 }
296 296
297 public override void Print() 297 public override void Print()
298 { 298 {
299 this.mNameType = ((PoolNamedType)this.parent._constantsPool[nameTypePointer - 1]); 299 this.mNameType = ((PoolNamedType)this.parent._constantsPool[nameTypePointer - 1]);
300 this.mClass = ((PoolClass)this.parent._constantsPool[classPointer - 1]); 300 this.mClass = ((PoolClass)this.parent._constantsPool[classPointer - 1]);
301 Console.WriteLine("MethodRef type: " + classPointer + " , " + nameTypePointer); 301 Console.WriteLine("MethodRef type: " + classPointer + " , " + nameTypePointer);
302 } 302 }
303 } 303 }
304 304
305 public class PoolNamedType : PoolItem 305 public class PoolNamedType : PoolItem
306 { 306 {
307 public ushort namePointer = 0; 307 public ushort namePointer = 0;
308 public ushort typePointer = 0; 308 public ushort typePointer = 0;
309 private ClassRecord parent; 309 private ClassRecord parent;
310 public PoolUtf8 Name; 310 public PoolUtf8 Name;
311 public PoolUtf8 Type; 311 public PoolUtf8 Type;
312 312
313 public PoolNamedType(ClassRecord paren) 313 public PoolNamedType(ClassRecord paren)
314 { 314 {
315 parent = paren; 315 parent = paren;
316 } 316 }
317 317
318 public void readValue(byte[] data, ref int pointer) 318 public void readValue(byte[] data, ref int pointer)
319 { 319 {
320 namePointer = (ushort)((data[pointer++] << 8) + data[pointer++] ); 320 namePointer = (ushort)((data[pointer++] << 8) + data[pointer++] );
321 typePointer = (ushort)((data[pointer++] << 8) + data[pointer++] ); 321 typePointer = (ushort)((data[pointer++] << 8) + data[pointer++] );
322 } 322 }
323 323
324 public override void Print() 324 public override void Print()
325 { 325 {
326 Name = ((PoolUtf8)this.parent._constantsPool[namePointer-1]); 326 Name = ((PoolUtf8)this.parent._constantsPool[namePointer-1]);
327 Type = ((PoolUtf8)this.parent._constantsPool[typePointer-1]); 327 Type = ((PoolUtf8)this.parent._constantsPool[typePointer-1]);
328 Console.Write("Named type: " + namePointer + " , " + typePointer ); 328 Console.Write("Named type: " + namePointer + " , " + typePointer );
329 Console.WriteLine(" // "+ ((PoolUtf8)this.parent._constantsPool[namePointer-1]).Value); 329 Console.WriteLine(" // "+ ((PoolUtf8)this.parent._constantsPool[namePointer-1]).Value);
330 } 330 }
331 } 331 }
332 332
333 //*********************** 333 //***********************
334 public class MethodInfo 334 public class MethodInfo
335 { 335 {
336 public ushort AccessFlags = 0; 336 public ushort AccessFlags = 0;
337 public ushort NameIndex = 0; 337 public ushort NameIndex = 0;
338 public string Name = ""; 338 public string Name = "";
339 public ushort DescriptorIndex = 0; 339 public ushort DescriptorIndex = 0;
340 public ushort AttributeCount = 0; 340 public ushort AttributeCount = 0;
341 public List<MethodAttribute> Attributes = new List<MethodAttribute>(); 341 public List<MethodAttribute> Attributes = new List<MethodAttribute>();
342 private ClassRecord parent; 342 private ClassRecord parent;
343 public int CodePointer = 0; 343 public int CodePointer = 0;
344 344
345 public MethodInfo(ClassRecord paren) 345 public MethodInfo(ClassRecord paren)
346 { 346 {
347 parent = paren; 347 parent = paren;
348 } 348 }
349 349
350 public void AddMethodCode(MethodMemory memory) 350 public void AddMethodCode(MethodMemory memory)
351 { 351 {
352 Array.Copy(this.Attributes[0].Code, 0, memory.MethodBuffer, memory.NextMethodPC, this.Attributes[0].Code.Length); 352 Array.Copy(this.Attributes[0].Code, 0, memory.MethodBuffer, memory.NextMethodPC, this.Attributes[0].Code.Length);
353 memory.Methodcount++; 353 memory.Methodcount++;
354 this.CodePointer = memory.NextMethodPC; 354 this.CodePointer = memory.NextMethodPC;
355 memory.NextMethodPC += this.Attributes[0].Code.Length; 355 memory.NextMethodPC += this.Attributes[0].Code.Length;
356 } 356 }
357 357
358 public void ReadData(byte[] data, ref int pointer) 358 public void ReadData(byte[] data, ref int pointer)
359 { 359 {
360 AccessFlags = (ushort)((data[pointer++] << 8) + data[pointer++]); 360 AccessFlags = (ushort)((data[pointer++] << 8) + data[pointer++]);
361 NameIndex = (ushort)((data[pointer++] << 8) + data[pointer++]); 361 NameIndex = (ushort)((data[pointer++] << 8) + data[pointer++]);
362 DescriptorIndex = (ushort)((data[pointer++] << 8) + data[pointer++]); 362 DescriptorIndex = (ushort)((data[pointer++] << 8) + data[pointer++]);
363 AttributeCount = (ushort)((data[pointer++] << 8) + data[pointer++]); 363 AttributeCount = (ushort)((data[pointer++] << 8) + data[pointer++]);
364 for(int i =0; i< AttributeCount; i++) 364 for(int i =0; i< AttributeCount; i++)
365 { 365 {
366 MethodAttribute attri = new MethodAttribute(this.parent); 366 MethodAttribute attri = new MethodAttribute(this.parent);
367 attri.ReadData(data, ref pointer); 367 attri.ReadData(data, ref pointer);
368 this.Attributes.Add(attri); 368 this.Attributes.Add(attri);
369 } 369 }
370 } 370 }
371 371
372 public void Print() 372 public void Print()
373 { 373 {
374 Console.WriteLine("Method Info Struct: "); 374 Console.WriteLine("Method Info Struct: ");
375 Console.WriteLine("AccessFlags: " + AccessFlags); 375 Console.WriteLine("AccessFlags: " + AccessFlags);
376 Console.WriteLine("NameIndex: " + NameIndex +" // "+ ((PoolUtf8)this.parent._constantsPool[NameIndex-1]).Value); 376 Console.WriteLine("NameIndex: " + NameIndex +" // "+ ((PoolUtf8)this.parent._constantsPool[NameIndex-1]).Value);
377 Console.WriteLine("DescriptorIndex: " + DescriptorIndex + " // "+ ((PoolUtf8)this.parent._constantsPool[DescriptorIndex-1]).Value); 377 Console.WriteLine("DescriptorIndex: " + DescriptorIndex + " // "+ ((PoolUtf8)this.parent._constantsPool[DescriptorIndex-1]).Value);
378 Console.WriteLine("Attribute Count:" + AttributeCount); 378 Console.WriteLine("Attribute Count:" + AttributeCount);
379 for (int i = 0; i < AttributeCount; i++) 379 for (int i = 0; i < AttributeCount; i++)
380 { 380 {
381 this.Attributes[i].Print(); 381 this.Attributes[i].Print();
382 } 382 }
383 } 383 }
384 384
385 public class MethodAttribute 385 public class MethodAttribute
386 { 386 {
387 public ushort NameIndex = 0; 387 public ushort NameIndex = 0;
388 public string Name = ""; 388 public string Name = "";
389 public Int32 Length = 0; 389 public Int32 Length = 0;
390 //for now only support code attribute 390 //for now only support code attribute
391 public ushort MaxStack = 0; 391 public ushort MaxStack = 0;
392 public ushort MaxLocals = 0; 392 public ushort MaxLocals = 0;
393 public Int32 CodeLength = 0; 393 public Int32 CodeLength = 0;
394 public byte[] Code; 394 public byte[] Code;
395 public ushort ExceptionTableLength = 0; 395 public ushort ExceptionTableLength = 0;
396 public ushort SubAttributeCount = 0; 396 public ushort SubAttributeCount = 0;
397 public List<SubAttribute> SubAttributes = new List<SubAttribute>(); 397 public List<SubAttribute> SubAttributes = new List<SubAttribute>();
398 private ClassRecord parent; 398 private ClassRecord parent;
399 399
400 public MethodAttribute(ClassRecord paren) 400 public MethodAttribute(ClassRecord paren)
401 { 401 {
402 parent = paren; 402 parent = paren;
403 } 403 }
404 404
405 public void ReadData(byte[] data, ref int pointer) 405 public void ReadData(byte[] data, ref int pointer)
406 { 406 {
407 NameIndex = (ushort)((data[pointer++] << 8) + data[pointer++]); 407 NameIndex = (ushort)((data[pointer++] << 8) + data[pointer++]);
408 Length = (Int32)((data[pointer++] << 24) + (data[pointer++] << 16) + (data[pointer++] << 8) + data[pointer++]); 408 Length = (Int32)((data[pointer++] << 24) + (data[pointer++] << 16) + (data[pointer++] << 8) + data[pointer++]);
409 MaxStack = (ushort)((data[pointer++] << 8) + data[pointer++]); 409 MaxStack = (ushort)((data[pointer++] << 8) + data[pointer++]);
410 MaxLocals = (ushort)((data[pointer++] << 8) + data[pointer++]); 410 MaxLocals = (ushort)((data[pointer++] << 8) + data[pointer++]);
411 CodeLength = (Int32)((data[pointer++] << 24) + (data[pointer++] << 16) + (data[pointer++] << 8) + data[pointer++]); 411 CodeLength = (Int32)((data[pointer++] << 24) + (data[pointer++] << 16) + (data[pointer++] << 8) + data[pointer++]);
412 Code = new byte[CodeLength]; 412 Code = new byte[CodeLength];
413 for (int i = 0; i < CodeLength; i++) 413 for (int i = 0; i < CodeLength; i++)
414 { 414 {
415 Code[i] = data[pointer++]; 415 Code[i] = data[pointer++];
416 } 416 }
417 ExceptionTableLength = (ushort)((data[pointer++] << 8) + data[pointer++]); 417 ExceptionTableLength = (ushort)((data[pointer++] << 8) + data[pointer++]);
418 SubAttributeCount = (ushort)((data[pointer++] << 8) + data[pointer++]); 418 SubAttributeCount = (ushort)((data[pointer++] << 8) + data[pointer++]);
419 for (int i = 0; i < SubAttributeCount; i++) 419 for (int i = 0; i < SubAttributeCount; i++)
420 { 420 {
421 SubAttribute subAttri = new SubAttribute(this.parent); 421 SubAttribute subAttri = new SubAttribute(this.parent);
422 subAttri.ReadData(data, ref pointer); 422 subAttri.ReadData(data, ref pointer);
423 this.SubAttributes.Add(subAttri); 423 this.SubAttributes.Add(subAttri);
424 } 424 }
425 } 425 }
426 426
427 public void Print() 427 public void Print()
428 { 428 {
429 Console.WriteLine("Method Attribute: "); 429 Console.WriteLine("Method Attribute: ");
430 Console.WriteLine("Name Index: " + NameIndex + " // "+ ((PoolUtf8)this.parent._constantsPool[NameIndex-1]).Value); 430 Console.WriteLine("Name Index: " + NameIndex + " // "+ ((PoolUtf8)this.parent._constantsPool[NameIndex-1]).Value);
431 Console.WriteLine("Length: " + Length); 431 Console.WriteLine("Length: " + Length);
432 Console.WriteLine("MaxStack: " + MaxStack); 432 Console.WriteLine("MaxStack: " + MaxStack);
433 Console.WriteLine("MaxLocals: " + MaxLocals); 433 Console.WriteLine("MaxLocals: " + MaxLocals);
434 Console.WriteLine("CodeLength: " + CodeLength); 434 Console.WriteLine("CodeLength: " + CodeLength);
435 for (int i = 0; i < Code.Length; i++) 435 for (int i = 0; i < Code.Length; i++)
436 { 436 {
437 Console.WriteLine("OpCode #" + i + " is: " + Code[i]); 437 Console.WriteLine("OpCode #" + i + " is: " + Code[i]);
438 } 438 }
439 Console.WriteLine("SubAttributes: " + SubAttributeCount); 439 Console.WriteLine("SubAttributes: " + SubAttributeCount);
440 for (int i = 0; i < SubAttributeCount; i++) 440 for (int i = 0; i < SubAttributeCount; i++)
441 { 441 {
442 this.SubAttributes[i].Print(); 442 this.SubAttributes[i].Print();
443 } 443 }
444 } 444 }
445 445
446 public class SubAttribute 446 public class SubAttribute
447 { 447 {
448 public ushort NameIndex = 0; 448 public ushort NameIndex = 0;
449 public string Name = ""; 449 public string Name = "";
450 public Int32 Length = 0; 450 public Int32 Length = 0;
451 public byte[] Data; 451 public byte[] Data;
452 private ClassRecord parent; 452 private ClassRecord parent;
453 453
454 public SubAttribute(ClassRecord paren) 454 public SubAttribute(ClassRecord paren)
455 { 455 {
456 parent = paren; 456 parent = paren;
457 } 457 }
458 458
459 public void ReadData(byte[] data, ref int pointer) 459 public void ReadData(byte[] data, ref int pointer)
460 { 460 {
461 NameIndex = (ushort)((data[pointer++] << 8) + data[pointer++]); 461 NameIndex = (ushort)((data[pointer++] << 8) + data[pointer++]);
462 Length = (Int32)((data[pointer++] << 24) + (data[pointer++] << 16) + (data[pointer++] << 8) + data[pointer++]); 462 Length = (Int32)((data[pointer++] << 24) + (data[pointer++] << 16) + (data[pointer++] << 8) + data[pointer++]);
463 Data = new byte[Length]; 463 Data = new byte[Length];
464 for (int i = 0; i < Length; i++) 464 for (int i = 0; i < Length; i++)
465 { 465 {
466 Data[i] = data[pointer++]; 466 Data[i] = data[pointer++];
467 } 467 }
468 } 468 }
469 469
470 public void Print() 470 public void Print()
471 { 471 {
472 Console.WriteLine("SubAttribute: NameIndex: " + NameIndex + " // " + ((PoolUtf8)this.parent._constantsPool[NameIndex - 1]).Value); 472 Console.WriteLine("SubAttribute: NameIndex: " + NameIndex + " // " + ((PoolUtf8)this.parent._constantsPool[NameIndex - 1]).Value);
473 } 473 }
474 474
475 } 475 }
476 } 476 }
477 477
478 } 478 }
479 private class InterfaceInfo 479 private class InterfaceInfo
480 { 480 {
481 public void ReadData(byte[] data, ref int i) 481 public void ReadData(byte[] data, ref int i)
482 { 482 {
483 483
484 } 484 }
485 } 485 }
486 private class FieldInfo 486 private class FieldInfo
487 { 487 {
488 public void ReadData(byte[] data, ref int i) 488 public void ReadData(byte[] data, ref int i)
489 { 489 {
490 490
491 } 491 }
492 } 492 }
493 private class AttributeInfo 493 private class AttributeInfo
494 { 494 {
495 public void ReadData(byte[] data, ref int i) 495 public void ReadData(byte[] data, ref int i)
496 { 496 {
497 497
498 } 498 }
499 } 499 }
500 #endregion 500 #endregion
501 501
502 } 502 }
503} 503}
generated by cgit v1.1 at 2024-07-16 21:59:11 +0000