package com.dayu.baselibrary.tools.nfc;
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import android.app.Activity;
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import android.content.Intent;
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import android.nfc.NfcAdapter;
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import android.nfc.Tag;
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import android.nfc.tech.MifareClassic;
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import android.util.Log;
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import com.dayu.baselibrary.bean.BaseUserCardCard;
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import com.dayu.baselibrary.tools.HexUtil;
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import com.tencent.bugly.crashreport.CrashReport;
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import java.io.IOException;
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/**
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* author: zuo
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* Date: 2024-09-25
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* Time: 11:26
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* 备注：
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*/
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public class NativeNfcWriteHelper extends BaseNfcWriteHelper {
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private Tag tag;
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private static NativeNfcWriteHelper helper;
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public void setIntent(Intent intent) {
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this.tag = intent.getParcelableExtra(NfcAdapter.EXTRA_TAG);
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}
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/**
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* 单例初始化
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*
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* @param intent
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* @return
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*/
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public static NativeNfcWriteHelper getInstence(Intent intent, Activity activity) {
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if (helper == null) {
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helper = new NativeNfcWriteHelper();
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}
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helper.setIntent(intent);
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return helper;
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}
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/**
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* 写卡
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*
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* @param userCard 用户卡内容
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* @param
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*/
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@Override
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public boolean writeUserData(BaseUserCardCard userCard, int sector) {
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if (userCard != null) {
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int a = sector;
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try {
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MifareClassic mfc = MifareClassic.get(tag);
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if (null != mfc) {
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try {
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//连接NFC
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mfc.connect();
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//验证扇区密码
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boolean isOpen = false;
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for (int i = 0; i < listKeyA.size(); i++) {
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if (mfc.authenticateSectorWithKeyA(a, listKeyA.get(i))) {
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isOpen = true;
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if (listKeyA.get(i).equals(defauleKey)) {
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//当前为默认白卡密码时写卡时修改密码
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changePasword(a, mfc);
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}
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break;
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}
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}
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if (isOpen) {
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for (int b = 0; b < 3; b++) {
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byte[] data;
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if (b == 0) {
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data = userCard.getZeroBytes();
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} else if (b == 1) {
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data = userCard.getOneBytes();
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} else {
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data = userCard.getTwoBytes();
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}
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int bIndex = mfc.sectorToBlock(a);
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//写卡
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mfc.writeBlock(bIndex + b, data);
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}
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return true;
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}
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return false;
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} catch (Exception e) {
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e.printStackTrace();
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return false;
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} finally {
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try {
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mfc.close();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}
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} catch (Exception e) {
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e.printStackTrace();
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return false;
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}
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}
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return false;
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}
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/**
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* 写卡
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*
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* @param str 书写内容，16个字节
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* @param a 书写的扇区 (从0开始数)
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* @param b 书写的块(从0开始数)
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* @param
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*/
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@Override
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public boolean writeData(byte[] str, int a, int b) {
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return writeData(str, a, b, null);
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}
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@Override
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public boolean writeData(byte[] str, int a, int b, NFCCallBack callBack) {
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return writeData(str, a, b, true, null);
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}
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@Override
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public boolean writeData(byte[] str, int a, int b, boolean isConnect, NFCCallBack callBack) {
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Log.i("NFCWreatActivity", "writeData: a=" + a + " b=" + b);
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if (str.length == 16) {
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try {
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MifareClassic mfc = MifareClassic.get(tag);
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if (null != mfc) {
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try {
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//连接NFC
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if (isConnect) {
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mfc.connect();
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}
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//获取扇区数量
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int count = mfc.getSectorCount();
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//如果传进来的扇区大了或者小了直接退出方法
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if (a > count - 1 || a < 0) {
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if (callBack != null) {
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callBack.isSusses(false, "扇区错误--" + a);
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}
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return false;
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}
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//获取写的扇区的块的数量
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int bCount = mfc.getBlockCountInSector(a);
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//如果输入的块大了或者小了也是直接退出
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if (b > bCount - 1 || b < 0) {
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if (callBack != null) {
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callBack.isSusses(false, "块区错误--" + b);
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}
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return false;
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}
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//验证扇区密码
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boolean isOpen = false;
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if (listKeyA.size() != 0) {
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for (int i = 0; i < listKeyA.size(); i++) {
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if (mfc.authenticateSectorWithKeyA(0, listKeyA.get(i))) {
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isOpen = true;
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if (listKeyA.get(i).equals(defauleKey)) {
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//当前为默认白卡密码时写卡时修改密码
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changePasword(a, mfc);
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}
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break;
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}
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}
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} else if (listA_PS.size() != 0 && listA_PS.size() > a) {
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if (mfc.authenticateSectorWithKeyA(a, defauleKey)) {
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isOpen = true;
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} else if (mfc.authenticateSectorWithKeyA(a, listA_PS.get(a))) {
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isOpen = true;
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}
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}
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if (isOpen) {
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int bIndex = mfc.sectorToBlock(a);
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//写卡
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mfc.writeBlock(bIndex + b, str);
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// 校验写入数据是否正确
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boolean isVerified = true;
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// 读取数据验证
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byte[] readResult = mfc.readBlock(bIndex + b);
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if (readResult == null) {
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if (callBack != null) {
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callBack.isSusses(false, a + "扇区写卡时再次读取验证时失败");
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}
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return false;
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}
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for (int i = 0; i < str.length; i++) {
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if (str[i] != readResult[i]) {
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isVerified = false;
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break;
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}
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}
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if (isVerified) {
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if (callBack != null) {
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callBack.isSusses(true, "写入成功并验证通过");
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}
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return true;
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} else {
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if (callBack != null) {
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callBack.isSusses(false, "写入验证失败");
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}
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return false;
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}
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}
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if (callBack != null) {
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callBack.isSusses(false, a + "扇区密码错误");
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}
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return false;
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} catch (Exception e) {
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e.printStackTrace();
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if (callBack != null) {
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callBack.isSusses(false, a + "扇区写卡报错" + e.getMessage());
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}
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return false;
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} finally {
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try {
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mfc.close();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}
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} catch (Exception e) {
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e.printStackTrace();
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if (callBack != null) {
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callBack.isSusses(false, a + "扇区写卡报错" + e.getMessage());
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}
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return false;
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}
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} else {
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if (callBack != null) {
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callBack.isSusses(false, a + "扇区写卡报错，byte数组大小不为16");
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}
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}
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return false;
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}
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/**
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* 修改密码
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*
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* @param a 书写的扇区
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* // * @param callback 返回监听
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*/
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@Override
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public boolean changePasword(int a, MifareClassic mfc) {
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byte[] data = new byte[16];
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if (null != mfc) {
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try {
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//将密码转换为keyA
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byte[] dataA = HexUtil.hexToByteArray(companyKeyA);
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for (int i = 0; i < dataA.length; i++) {
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data[i] = dataA[i];
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}
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//输入控制位
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data[6] = (byte) 0xFF;
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data[7] = (byte) 0x07;
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data[8] = (byte) 0x80;
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data[9] = (byte) 0x69;
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byte[] dataB = HexUtil.hexToByteArray(companyKeyB);
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//将密码转换为KeyB
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for (int i = 0; i < dataB.length; i++) {
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data[i + 10] = dataB[i];
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}
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int bIndex = mfc.sectorToBlock(a);
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int bCount = mfc.getBlockCountInSector(a);
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//写到扇区的最后一个块
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mfc.writeBlock(bIndex + bCount - 1, data);
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return true;
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} catch (Exception e) {
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e.printStackTrace();
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return false;
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}
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}
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return false;
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}
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public boolean changePasword(int a,byte[] passWord, MifareClassic mfc) {
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try {
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} catch (Exception e) {
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e.printStackTrace();
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CrashReport.postCatchedException(e);
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}
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return false;
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}
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/**
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* 初始化卡
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*
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* @return
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*/
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@Override
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public boolean initCard() {
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try {
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MifareClassic mfc = MifareClassic.get(tag);
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if (null != mfc) {
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try {
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//连接NFC
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mfc.connect();
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//获取扇区数量
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int count = mfc.getSectorCount();
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byte[] data = new byte[16];
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String initData = "FFFFFFFFFFFFFF078069FFFFFFFFFFFF";
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byte[] initDataBytes = HexUtil.hexToByteArray(initData);
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for (int sector = 0; sector < count; sector++) {
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//验证扇区密码
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boolean isOpen = false;
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for (int i = 0; i < listKeyA.size(); i++) {
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if (mfc.authenticateSectorWithKeyA(sector, listKeyA.get(i))) {
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isOpen = true;
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break;
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}
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}
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if (isOpen) {
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//获取写的扇区的块的数量
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int blockCount = mfc.getBlockCountInSector(sector);
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int blockIndex = mfc.sectorToBlock(sector);
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for (int block = 0; block < blockCount; block++) {
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// 跳过第 0 扇区的第 0 块
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if (sector == 0 && block == 0) {
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blockIndex++;
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continue;
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}
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if (block < 3) {
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mfc.writeBlock(blockIndex, data);
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} else {
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mfc.writeBlock(blockIndex, initDataBytes);
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}
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//写卡
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blockIndex++;
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}
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}
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}
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return true;
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} catch (Exception e) {
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e.printStackTrace();
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return false;
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} finally {
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try {
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mfc.close();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}
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} catch (Exception e) {
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e.printStackTrace();
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return false;
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}
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return false;
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}
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}
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