进口车电子信息单二维码解密

发布于：2024-10-09 ⋅ 阅读:(113) ⋅ 点赞:(0)

目录

效果

二维码信息

解密后信息

代码

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进口车电子信息单二维码解密

效果

二维码信息

QzcOcj0yNsb9cVZsGoZKBOrBbn4RJ6O0N4q9/R10ANBvPgWt1vO75YmnWHsImhQUluNYC/OUYwWiO2IljHAhPmSAm3BieWZpXwi1IGWzLKAkRGkTUpqhT2pwEhkbMKcFsfsBfxh9MT1KRy2Ya+DvLKwL+vOVHp7ZJUh4DdDof6GBGfsvamTuZ/gQjgIdiuDqf+mo2dKFJ+hy9927A3T5xMEWjBpclbKnrTIF8BpTADCop1xBzuZ0nVbiQQn3HfMS+qZiHwYeGRwIYeVqEYWt3srrMsxOhBIHKh16qfk8gws=

解密后信息

测试企业名称#%测试品牌#%测试车辆名称#%TESTCLXH#%LVBJ1234567890123#%TESTFDJH#%12345678901234#%黄色/黑白花#%中华人民共和国海关货物进口证明书编号#%2012-12-31#%2012-12-31#%2012-12-31

代码

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Runtime.InteropServices;
using System.Diagnostics;

namespace 进口车_调用Demo
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        const string DllName = "ImVehDec.dll";

        [DllImport(DllName, EntryPoint = "getmcode", CallingConvention = CallingConvention.Cdecl)]
        public extern static int getmcode(string key, StringBuilder mcode, StringBuilder msg);

        [DllImport(DllName, EntryPoint = "verify", CallingConvention = CallingConvention.Cdecl)]
        public extern static int verify(string key, string rcode, StringBuilder msg);

        [DllImport(DllName, EntryPoint = "dec", CallingConvention = CallingConvention.Cdecl)]
        public extern static int dec(string key, IntPtr code, int codeLen, string rcode, StringBuilder result, StringBuilder msg);

        string key = "A2E1C262-7D08-4C5A-A91C-CA691F684275";

        private void Form1_Load(object sender, EventArgs e)
        {
            button1_Click(null, null);
        }

        private void button1_Click(object sender, EventArgs e)
        {
            StringBuilder mcode = new StringBuilder(64);
            StringBuilder msg = new StringBuilder(512);
            int res = getmcode(key, mcode, msg);
            if (res == 0)
            {
                txtmcode.Text = mcode.ToString();
            }
            else
            {
                MessageBox.Show("获取机器码错误：" + msg.ToString());
            }
        }

        private void button3_Click(object sender, EventArgs e)
        {
            string rcode = txtrcode.Text;//注册码
            StringBuilder msg = new StringBuilder(512);
            int res = verify(key, rcode, msg);
            if (res == 0)
            {
                MessageBox.Show("校验正确");
            }
            else
            {
                MessageBox.Show("校验失败：" + msg.ToString());
            }
        }

        private void button2_Click(object sender, EventArgs e)
        {
            string codeStr = txtcode.Text;//二维码信息
            string rcode = txtrcode.Text;//注册码

            StringBuilder result = new StringBuilder(2048);
            StringBuilder msg = new StringBuilder(512);

            Stopwatch stopwatch = new Stopwatch();

            if (codeStr.Contains("●"))
            {
                codeStr = codeStr.Replace("●", "");
            }

            if (codeStr.Contains("?"))
            {
                codeStr = codeStr.Replace("?", "");
            }

            byte[] code = null;
            try
            {
                code = System.Convert.FromBase64String(codeStr);
            }
            catch (Exception ex)
            {
                MessageBox.Show("二维码信息不正确");
                return;
            }

            IntPtr ptr = Marshal.AllocHGlobal(code.Length);
            Marshal.Copy(code, 0, ptr, code.Length);

            stopwatch.Start();
            int res = dec(key, ptr, code.Length, rcode, result, msg);
            if (res == 0)
            {
                txtresult.Text = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss.fff") + "\r\n";
                txtresult.Text += "耗时：" + stopwatch.ElapsedMilliseconds + "毫秒\r\n";
                txtresult.Text += result.ToString();
            }
            else
            {
                txtresult.Text = "解密错误：" + msg.ToString();
            }

            // 释放内存
            Marshal.FreeHGlobal(ptr);

        }
    }
}
 

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Runtime.InteropServices;
using System.Diagnostics;

namespace 进口车_调用Demo
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        const string DllName = "ImVehDec.dll";

        [DllImport(DllName, EntryPoint = "getmcode", CallingConvention = CallingConvention.Cdecl)]
        public extern static int getmcode(string key, StringBuilder mcode, StringBuilder msg);

        [DllImport(DllName, EntryPoint = "verify", CallingConvention = CallingConvention.Cdecl)]
        public extern static int verify(string key, string rcode, StringBuilder msg);

        [DllImport(DllName, EntryPoint = "dec", CallingConvention = CallingConvention.Cdecl)]
        public extern static int dec(string key, IntPtr code, int codeLen, string rcode, StringBuilder result, StringBuilder msg);

        string key = "A2E1C262-7D08-4C5A-A91C-CA691F684275";

        private void Form1_Load(object sender, EventArgs e)
        {
            button1_Click(null, null);
        }

        private void button1_Click(object sender, EventArgs e)
        {
            StringBuilder mcode = new StringBuilder(64);
            StringBuilder msg = new StringBuilder(512);
            int res = getmcode(key, mcode, msg);
            if (res == 0)
            {
                txtmcode.Text = mcode.ToString();
            }
            else
            {
                MessageBox.Show("获取机器码错误：" + msg.ToString());
            }
        }

        private void button3_Click(object sender, EventArgs e)
        {
            string rcode = txtrcode.Text;//注册码
            StringBuilder msg = new StringBuilder(512);
            int res = verify(key, rcode, msg);
            if (res == 0)
            {
                MessageBox.Show("校验正确");
            }
            else
            {
                MessageBox.Show("校验失败：" + msg.ToString());
            }
        }

        private void button2_Click(object sender, EventArgs e)
        {
            string codeStr = txtcode.Text;//二维码信息
            string rcode = txtrcode.Text;//注册码

            StringBuilder result = new StringBuilder(2048);
            StringBuilder msg = new StringBuilder(512);

            Stopwatch stopwatch = new Stopwatch();

            if (codeStr.Contains("●"))
            {
                codeStr = codeStr.Replace("●", "");
            }

            if (codeStr.Contains("?"))
            {
                codeStr = codeStr.Replace("?", "");
            }

            byte[] code = null;
            try
            {
                code = System.Convert.FromBase64String(codeStr);
            }
            catch (Exception ex)
            {
                MessageBox.Show("二维码信息不正确");
                return;
            }

            IntPtr ptr = Marshal.AllocHGlobal(code.Length);
            Marshal.Copy(code, 0, ptr, code.Length);

            stopwatch.Start();
            int res = dec(key, ptr, code.Length, rcode, result, msg);
            if (res == 0)
            {
                txtresult.Text = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss.fff") + "\r\n";
                txtresult.Text += "耗时：" + stopwatch.ElapsedMilliseconds + "毫秒\r\n";
                txtresult.Text += result.ToString();
            }
            else
            {
                txtresult.Text = "解密错误：" + msg.ToString();
            }

            // 释放内存
            Marshal.FreeHGlobal(ptr);

        }
    }
}

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