1 /* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package dexfuzz.rawdex.formats; 18 19 import dexfuzz.rawdex.DexRandomAccessFile; 20 import dexfuzz.rawdex.Instruction; 21 22 import java.io.IOException; 23 24 public class Format22t extends Format2 implements ContainsTarget, ContainsVRegs { 25 @Override writeToFile(DexRandomAccessFile file, Instruction insn)26 public void writeToFile(DexRandomAccessFile file, Instruction insn) throws IOException { 27 file.writeByte((byte) insn.info.value); 28 file.writeByte((byte) (insn.vregA | (insn.vregB << 4))); 29 file.writeUShort((short) insn.vregC); 30 return; 31 } 32 33 @Override getA(byte[] raw)34 public long getA(byte[] raw) throws IOException { 35 return RawInsnHelper.getUnsignedLowNibbleFromByte(raw, 1); 36 } 37 38 @Override getB(byte[] raw)39 public long getB(byte[] raw) throws IOException { 40 return RawInsnHelper.getUnsignedHighNibbleFromByte(raw, 1); 41 } 42 43 @Override getC(byte[] raw)44 public long getC(byte[] raw) throws IOException { 45 return RawInsnHelper.getSignedShortFromTwoBytes(raw, 2); 46 } 47 48 @Override getTarget(Instruction insn)49 public long getTarget(Instruction insn) { 50 return insn.vregC; 51 } 52 53 @Override setTarget(Instruction insn, long target)54 public void setTarget(Instruction insn, long target) { 55 insn.vregC = target; 56 } 57 58 @Override getVRegCount()59 public int getVRegCount() { 60 return 2; 61 } 62 } 63