/**
* Copyright 2010 by Benjamin J. Land (a.k.a. BenLand100)
*
* This file is part of the SMART Minimizing Autoing Resource Thing (SMART)
*
* SMART is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* SMART 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with SMART. If not, see <http://www.gnu.org/licenses/>.
*/
package smart.updater.searches;
import org.apache.bcel.classfile.*;
import org.apache.bcel.generic.*;
import org.apache.bcel.util.InstructionFinder;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map.Entry;
import smart.updater.RSClass;
import smart.updater.RSClient;
import smart.updater.Search;
import smart.updater.Search.SearchResult;
/**
* Finds the Viewpot and SDViewport classes and their non-static hooks
*
* @author benland100
*/
public class Viewport extends Search {
public SearchResult run(RSClient data, HashMap<String, ClassGen> classes) {
for (Entry<String, ClassGen> c : classes.entrySet()) {
for (Method m : c.getValue().getMethods()) {
if (!m.isStatic()) {
ConstantPoolGen cpg = c.getValue().getConstantPool();
MethodGen gen = new MethodGen(m,c.getValue().getClassName(),cpg);
InstructionList il = gen.getInstructionList();
if (il == null) continue;
InstructionFinder f = new InstructionFinder(il);
Iterator e = f.search("(ALOAD ICONST ALOAD GETFIELD ALOAD GETFIELD ILOAD IMUL ALOAD GETFIELD ILOAD IMUL IADD ALOAD GETFIELD ILOAD IMUL IADD BIPUSH ISHR IADD IASTORE)+");
if (e.hasNext()) {
InstructionHandle[] handles = (InstructionHandle[]) e.next();
String sdviewport = ((GETFIELD)handles[3].getInstruction()).getClassName(cpg);
if (!sdviewport.equals(c.getKey())) continue;
data.addClass("Viewport",classes.get(sdviewport).getSuperclassName());
RSClass sdviewportClass = data.addClass("SDViewport", sdviewport);
sdviewportClass.addField("xOff", ((GETFIELD)handles[3].getInstruction()).getFieldName(cpg));
sdviewportClass.addField("xX", ((GETFIELD)handles[5].getInstruction()).getFieldName(cpg));
sdviewportClass.addField("xY", ((GETFIELD)handles[9].getInstruction()).getFieldName(cpg));
sdviewportClass.addField("xZ", ((GETFIELD)handles[14].getInstruction()).getFieldName(cpg));
sdviewportClass.addField("yOff", ((GETFIELD)handles[25].getInstruction()).getFieldName(cpg));
sdviewportClass.addField("yX", ((GETFIELD)handles[27].getInstruction()).getFieldName(cpg));
sdviewportClass.addField("yY", ((GETFIELD)handles[31].getInstruction()).getFieldName(cpg));
sdviewportClass.addField("yZ", ((GETFIELD)handles[36].getInstruction()).getFieldName(cpg));
sdviewportClass.addField("zOff", ((GETFIELD)handles[47].getInstruction()).getFieldName(cpg));
sdviewportClass.addField("zX", ((GETFIELD)handles[49].getInstruction()).getFieldName(cpg));
sdviewportClass.addField("zY", ((GETFIELD)handles[53].getInstruction()).getFieldName(cpg));
sdviewportClass.addField("zZ", ((GETFIELD)handles[58].getInstruction()).getFieldName(cpg));
return SearchResult.Success;
}
}
}
}
return SearchResult.Failure;
}
}