LocalOS 0.1.1 版发布

package org.loon.framework.os; /** * Copyright 2008 * * Licensed under the Apache License, Version 2.0 (the "License"); you may not * use this file except in compliance with the License. You may obtain a copy of * the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations under * the License. * * @project loonframework * @author chenpeng * @email：ceponline@yahoo.com.cn * @version 0.1 */ public class ASM { //PS:不是所有汇编指令都有，有时间再慢慢加，方法是用汇编指令名和操作码自己一个个对…… private transient StringBuffer _ASM_CODE = new StringBuffer(); /** * 转换16进制byte字符串为byte[] * * @param hexString * @return */ final static private byte[] getHexToBytes(final String hexString) { return getHexToBytes(hexString.getBytes(), 0, hexString.length() >> 1); } /** * 转换16进制byte字符串为byte[] * * @param b * @param offset * @param len * @return */ final static private byte[] getHexToBytes(final byte[] bytes, final int offset, final int len) { byte[] buffer = new byte[len]; for (int i = 0; i < len * 2; i++) { int shift = i % 2 == 1 ? 0 : 4; buffer[i >> 1] |= Character.digit((char) bytes[offset + i], 16) << shift; } return buffer; } /** * 将指定整形数值转为16进制 * * @param value * @return */ final static public String getHexToString(final int value) { String hexString = Integer.toHexString(value & 0xff); return hexString.length() < 2 ? ("0" + hexString).intern() : hexString; } /** * 获得指定位数的16进制数据 * * @param value * @param number * @return */ final static private String getIntToHex(final int value, final int number) { int size = number > 0 ? number / 2 : 0; StringBuffer buffer = new StringBuffer(); try { for (int i = 0; i < size; i++) { buffer.append(ASM.getHexToString((value >> (i * 8)) & 0xff)); } return (buffer.toString()).toUpperCase(); } catch (Exception ex) { return ""; } } public void _ADD_EAX(final int address) { _ASM_CODE.append("05"); _ASM_CODE.append(ASM.getIntToHex(address, 8)); } public void _ADD_EAX_DWORD_PTR(final int address) { _ASM_CODE.append("0305"); _ASM_CODE.append(ASM.getIntToHex(address, 8)); } public void _ADD_EAX_EDX() { _ASM_CODE.append("03C2"); } public void _ADD_EBP_DWORD_PTR(final int address) { _ASM_CODE.append("032D"); _ASM_CODE.append(ASM.getIntToHex(address, 8)); } public void _ADD_EBX(final int address) { _ASM_CODE.append("83C3"); _ASM_CODE.append(ASM.getIntToHex(address, 8)); } public void _ADD_EBX_DWORD_PTR(final int address) { _ASM_CODE.append("031D"); _ASM_CODE.append(ASM.getIntToHex(address, 8)); } public void _ADD_EBX_EAX() { _ASM_CODE.append("03D8"); } public void _ADD_ECX(final int address) { _ASM_CODE.append("83C1"); _ASM_CODE.append(ASM.getIntToHex(address, 8)); } public void _ADD_EDX(final int address) { _ASM_CODE.append("83C2"); _ASM_CODE.append(ASM.getIntToHex(address, 8)); } public void _ADD_ESI(final int address) { _ASM_CODE.append("83C6"); _ASM_CODE.append(ASM.getIntToHex(address, 8)); } public void _ADD_ESP(final int address) { _ASM_CODE.append("83C4"); _ASM_CODE.append(ASM.getIntToHex(address, 8)); } public void _SBB_EAX(final int address) { _ASM_CODE.append("1D"); _ASM_CODE.append(ASM.getIntToHex(address, 8)); } public void _SBB_EAX_EAX() { _ASM_CODE.append("1BC0"); } public void _SBB_EBX_EBX() { _ASM_CODE.append("1BDB"); } public void _CWD(){ _ASM_CODE.append("99"); } public void _CALL_DWORD_PTR(final int address) { _ASM_CODE.append("FF15"); _ASM_CODE.append(ASM.getIntToHex(address, 8)); } public void _CALL_DWORD_PTR_EAX() { _ASM_CODE.append("FF10"); } public void _CALL_DWORD_PTR_EBX() { _ASM_CODE.append("FF13"); } public void _CALL_EAX() { _ASM_CODE.append("FFD0"); } public void _CALL_EBP() { _ASM_CODE.append("FFD5"); } public void _CALL_EBX() { _ASM_CODE.append("FFD3"); } public void _CALL_ECX() { _ASM_CODE.append("FFD1"); } public void _CALL_EDI() { _ASM_CODE.append("FFD7"); } public void _CALL_EDX() { _ASM_CODE.append("FFD2"); } public void _CALL_ESI() { _ASM_CODE.append("FFD2"); } public void _CALL_ESP() { _ASM_CODE.append("FFD4"); } public void _CMP_DWORD_PTR_EAX(final int address) { _ASM_CODE.append("3905"); _ASM_CODE.append(ASM.getIntToHex(address, 8)); } public void _CMP_EAX(final int address) { if (address <= 0xff) { _ASM_CODE.append("83F8"); _ASM_CODE.append(ASM.getIntToHex(address, 2)); } else { _ASM_CODE.append("3D"); _ASM_CODE.append(ASM.getIntToHex(address, 8)); } } public void _CMP_EAX_DWORD_PTR(final int address) { _ASM_CODE.append("3B05"); _ASM_CODE.append(ASM.getIntToHex(address, 8)); } public void _CMP_EAX_EDX() { _ASM_CODE.append("3BC2"); } public void _DEC_EAX() { _ASM_CODE.append("48"); } public void _DEC_EBX() { _ASM_CODE.append("4B"); } public void _DEC_ECX() { _ASM_CODE.append("49"); } public void _DEC_EDX() { _ASM_CODE.append("4A"); } public void _EM() { _ASM_CODE.append("FFFF"); } public void _XOR_EAX_EAX() { _ASM_CODE.append("33C0"); } public void _XOR_EDX_EDX(){ _ASM_CODE.append("33D2"); } public void _IDIV_EAX() { _ASM_CODE.append("F7F8"); } public void _IDIV_EBX() { _ASM_CODE.append("F7FB"); } public void _IDIV_ECX() { _ASM_CODE.append("F7F9"); } public void _IDIV_EDX() { _ASM_CODE.append("F7FA"); } public void _IMUL_EAX(final int address) { _ASM_CODE.append("6BC0"); _ASM_CODE.append(ASM.getIntToHex(address, 2)); } public void _IMUL_EAX_EBX(){ _ASM_CODE.append("0FAFC3"); } public void _IMUL_EAX_EDX() { _ASM_CODE.append("0FAFC2"); } public void _IMULB_EAX(final int address) { _ASM_CODE.append("69C0"); _ASM_CODE.append(ASM.getIntToHex(address, 8)); } public void _IN_AL_DX() { _ASM_CODE.append("EC"); } public void _INC_DWORD_PTR_EAX() { _ASM_CODE.append("FF00"); } public void _INC_DWORD_PTR_EBX() { _ASM_CODE.append("FF03"); } public void _INC_DWORD_PTR_ECX() { _ASM_CODE.append("FF01"); } public void _INC_DWORD_PTR_EDX() { _ASM_CODE.append("FF02"); } public void _INC_EAX() { _ASM_CODE.append("40"); } public void _INC_EBX() { _ASM_CODE.append("43"); } public void _INC_ECX() { _ASM_CODE.append("41"); } public void _INC_EDI() { _ASM_CODE.append("47"); } public void _INC_EDX() { _ASM_CODE.append("42"); } public void _INC_ESI() { _ASM_CODE.append("46"); } public void JMP_EAX() { _ASM_CODE.append("FFE0"); } public void _LEA_EAX_DWORD_PTR_EAX_ADD(final int address) { if (address <= 0xff) { _ASM_CODE.append("8D40"); _ASM_CODE.append(ASM.getIntToHex(address, 2)); } else { _ASM_CODE.append("8D80"); _ASM_CODE.append(ASM.getIntToHex(address, 8)); } } public void _LEA_EAX_DWORD_PTR_EBP_ADD(final int address) { if (address <= 0xff) { _ASM_CODE.append("8D4424"); _ASM_CODE.append(ASM.getIntToHex(address, 2)); } else { _ASM_CODE.append("8D8424"); _ASM_CODE.append(ASM.getIntToHex(address, 8)); } } public void _LEA_EAX_DWORD_PTR_EBX_ADD(final int address) { if (address <= 0xff) { _ASM_CODE.append("8D43"); _ASM_CODE.append(ASM.getIntToHex(address, 2)); } else { _ASM_CODE.append("8D83"); _ASM_