OL.DemoCore/OL.DemoCore.Utilities/RSA/RSAHandler.cs

这里只显示每个文件的开头 60 行。登录后可以解锁完整代码。

微信扫码关注公众号，代码整理好后第一时间通知你。

using System;
using System.Collections.Generic;
using System.Text;

namespace OL.DemoCore.Utilities.RSA
{
    /// <summary>
    /// RSA处理者
    /// </summary>
    public class RSAHandler
    {
        static object obj = new object();
        static RsaKeyPair CacheRsaKey;
        static DateTime KeyTime;

        /// <summary>
        /// 获取公钥
        /// </summary>
        /// <returns></returns>
        public static string GetPublic()
        {
            if (CacheRsaKey == null || KeyTime == null || DateTime.Now.Date > KeyTime.Date)
            {
                lock (obj)
                {
                    //新密钥
                    var rsaKeyPair = RSAHelper.CreateKeyPair();
                    CacheRsaKey = new RsaKeyPair
                    {
                        PublicKey = rsaKeyPair.Item1,
                        PrivateKey = rsaKeyPair.Item2
                    };
                    KeyTime = DateTime.Now;
                }
            }

            if (CacheRsaKey == null)
            {
                throw new Exception("密钥生成失败");
            }
            else
            {
                return CacheRsaKey.PublicKey;
            }
        }

        /// <summary>
        /// 获取私钥
        /// </summary>
        /// <returns></returns>
        public static string GetPrivate()
        {
            if (CacheRsaKey == null)
            {
                throw new Exception("密钥未生成");
            }
            else
            {
                return CacheRsaKey.PrivateKey;
            }