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https://git.huckle.dev/Huckles-Minecraft-Archive/jpexs-decompiler.git
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228 lines
8.9 KiB
Java
228 lines
8.9 KiB
Java
/*
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* Copyright (C) 2010-2013 JPEXS
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package com.jpexs.decompiler.flash.action.swf5;
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import com.jpexs.decompiler.flash.ReReadableInputStream;
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import com.jpexs.decompiler.flash.SWFInputStream;
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import com.jpexs.decompiler.flash.SWFOutputStream;
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import com.jpexs.decompiler.flash.action.Action;
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import com.jpexs.decompiler.flash.action.parser.ParseException;
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import com.jpexs.decompiler.flash.action.parser.pcode.FlasmLexer;
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import com.jpexs.decompiler.flash.action.parser.pcode.Label;
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import com.jpexs.decompiler.flash.action.treemodel.FunctionTreeItem;
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import com.jpexs.decompiler.flash.graph.GraphSourceItem;
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import com.jpexs.decompiler.flash.graph.GraphSourceItemContainer;
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import com.jpexs.decompiler.flash.graph.GraphTargetItem;
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import com.jpexs.decompiler.flash.helpers.Helper;
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import java.io.ByteArrayOutputStream;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Stack;
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public class ActionDefineFunction extends Action implements GraphSourceItemContainer {
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public String functionName;
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public String replacedFunctionName;
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public List<String> paramNames = new ArrayList<String>();
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public List<String> replacedParamNames;
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//public List<Action> code;
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public int codeSize;
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private int version;
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public List<String> constantPool;
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private long hdrSize;
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public ActionDefineFunction(int actionLength, SWFInputStream sis, ReReadableInputStream rri, int version) throws IOException {
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super(0x9B, actionLength);
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this.version = version;
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//byte data[]=sis.readBytes(actionLength);
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//sis=new SWFInputStream(new ByteArrayInputStream(data),version);
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long startPos = sis.getPos();
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functionName = sis.readString();
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int numParams = sis.readUI16();
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for (int i = 0; i < numParams; i++) {
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paramNames.add(sis.readString());
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}
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codeSize = sis.readUI16();
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long endPos = sis.getPos();
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//code = new ArrayList<Action>();
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hdrSize = endPos - startPos;
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int posBef2 = rri.getPos();
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//code = sis.readActionList(rri.getPos(), getFileAddress() + hdrSize, rri, codeSize);
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//rri.setPos(posBef2 + codeSize);
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}
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public ActionDefineFunction(long containerSWFPos, boolean ignoreNops, List<Label> labels, long address, FlasmLexer lexer, List<String> constantPool, int version) throws IOException, ParseException {
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super(0x9B, -1);
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functionName = lexString(lexer);
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int numParams = (int) lexLong(lexer);
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for (int i = 0; i < numParams; i++) {
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paramNames.add(lexString(lexer));
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}
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lexBlockOpen(lexer);
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//code = ASMParser.parse(containerSWFPos + getHeaderLength(), ignoreNops, labels, address + getPreLen(version), lexer, constantPool, version);
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}
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@Override
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public long getHeaderSize() {
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ByteArrayOutputStream baos = new ByteArrayOutputStream();
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SWFOutputStream sos = new SWFOutputStream(baos, version);
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ByteArrayOutputStream baos2 = new ByteArrayOutputStream();
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try {
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sos.writeString(functionName);
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sos.writeUI16(paramNames.size());
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for (String s : paramNames) {
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sos.writeString(s);
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}
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sos.writeUI16(0);
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sos.close();
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baos2.write(surroundWithAction(baos.toByteArray(), version));
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} catch (IOException e) {
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}
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return baos2.toByteArray().length;
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}
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@Override
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public byte[] getBytes(int version) {
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ByteArrayOutputStream baos = new ByteArrayOutputStream();
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SWFOutputStream sos = new SWFOutputStream(baos, version);
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ByteArrayOutputStream baos2 = new ByteArrayOutputStream();
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try {
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sos.writeString(functionName);
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sos.writeUI16(paramNames.size());
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for (String s : paramNames) {
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sos.writeString(s);
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}
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//byte codeBytes[] = Action.actionsToBytes(code, false, version);
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sos.writeUI16(codeSize); //codeBytes.length);
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sos.close();
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baos2.write(surroundWithAction(baos.toByteArray(), version));
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//baos2.write(codeBytes);
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} catch (IOException e) {
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}
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return baos2.toByteArray();
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}
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private long getPreLen(int version) {
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ByteArrayOutputStream baos = new ByteArrayOutputStream();
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SWFOutputStream sos = new SWFOutputStream(baos, version);
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try {
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sos.writeString(functionName);
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sos.writeUI16(paramNames.size());
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for (String s : paramNames) {
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sos.writeString(s);
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}
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sos.writeUI16(0);
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sos.close();
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} catch (IOException e) {
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}
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return surroundWithAction(baos.toByteArray(), version).length;
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}
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@Override
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public void setAddress(long address, int version, boolean recursive) {
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super.setAddress(address, version, recursive);
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if (recursive) {
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//Action.setActionsAddresses(, address + getPreLen(version), version);
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}
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}
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@Override
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public String getASMSource(List<GraphSourceItem> container, List<Long> knownAddreses, List<String> constantPool, int version, boolean hex) {
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String paramStr = "";
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for (int i = 0; i < paramNames.size(); i++) {
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paramStr += "\"" + Helper.escapeString(paramNames.get(i)) + "\"";
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paramStr += " ";
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}
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return "DefineFunction \"" + Helper.escapeString(functionName) + "\" " + paramNames.size() + " " + paramStr + " {";// + "\r\n" +Action.actionsToString(getAddress() + getHeaderLength(),getItems(container) , knownAddreses, constantPool, version, hex, getFileAddress() + hdrSize) + "}";
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}
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@Override
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public String getASMSourceReplaced(List<GraphSourceItem> container, List<Long> knownAddreses, List<String> constantPool, int version, boolean hex) {
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List<String> oldParamNames = paramNames;
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if (replacedParamNames != null) {
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paramNames = replacedParamNames;
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}
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String oldFunctionName = functionName;
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if (replacedFunctionName != null) {
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functionName = replacedFunctionName;
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}
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String ret = getASMSource(container, knownAddreses, constantPool, version, hex);
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paramNames = oldParamNames;
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functionName = oldFunctionName;
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return ret;
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}
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@Override
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public List<Long> getAllRefs(int version) {
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return super.getAllRefs(version);//Action.getActionsAllRefs(getActions(null), version);
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}
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@Override
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public List<Action> getAllIfsOrJumps() {
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return super.getAllIfsOrJumps(); //Action.getActionsAllIfsOrJumps(code);
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}
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@Override
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public void translate(Stack<GraphTargetItem> stack, List<GraphTargetItem> output, HashMap<Integer, String> regNames, HashMap<String, GraphTargetItem> variables, HashMap<String, GraphTargetItem> functions) {
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}
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@Override
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public HashMap<Integer, String> getRegNames() {
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return new HashMap<Integer, String>();
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}
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@Override
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public void translateContainer(List<List<GraphTargetItem>> content, Stack<GraphTargetItem> stack, List<GraphTargetItem> output, HashMap<Integer, String> regNames, HashMap<String, GraphTargetItem> variables, HashMap<String, GraphTargetItem> functions) {
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FunctionTreeItem fti = new FunctionTreeItem(this, functionName, paramNames, content.get(0), constantPool, 1);
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//ActionGraph.translateViaGraph(regNames, variables, functions, code, version)
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stack.push(fti);
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functions.put(functionName, fti);
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}
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@Override
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public String toString() {
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return "DefineFunction";
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}
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@Override
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public boolean parseDivision(int pos, long addr, FlasmLexer lexer) {
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codeSize = (int) (addr - getAddress() - getHeaderSize());
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return false;
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}
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@Override
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public List<Long> getContainerSizes() {
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List<Long> ret = new ArrayList<Long>();
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ret.add((Long) (long) codeSize);
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return ret;
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}
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@Override
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public String getASMSourceBetween(int pos) {
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return "";
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}
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}
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