wuyisheng

import javax.crypto.Cipher;
import java.io.InputStream;
import java.security.*;
import java.util.Base64;
import static java.nio.charset.StandardCharsets.UTF_8;
import java.security.spec.X509EncodedKeySpec;

public class RsaExample {
  public static KeyPair generateKeyPair() throws Exception {
    KeyPairGenerator generator = KeyPairGenerator.getInstance("RSA");

wuyisheng

package org.yeshen.download;

import android.os.Handler;
import android.os.HandlerThread;
import android.os.Looper;
import android.support.annotation.Nullable;
import android.support.annotation.UiThread;
import android.support.annotation.WorkerThread;
import android.util.Log;

wuyisheng

package org.yeshen.download;

import android.support.annotation.WorkerThread;
import android.text.TextUtils;

import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.math.BigInteger;

wuyisheng

package org.yeshen.utils;

import android.support.annotation.WorkerThread;

import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;
import java.security.MessageDigest;

/*********************************************************************

wuyisheng

function validate_rid(id) {
    // 18位身份证号
    // 国家标准《GB 11643-1999》
    function rid18(id) {
        if(! /\d{17}[\dxX]/.test(id)) {
            return false;
        }
        var modcmpl = function(m, i, n) { return (i + n - m % i) % i; },
            f = function(v, i) { return v * (Math.pow(2, i-1) % 11); },
            s = 0;