win7以下版本

  • 打开文件夹C:\Windows\repair,选中sam,按CTRL+C进行复制
  • 打开文件夹C:\Windows\system32\config ,将其中的SAM文件重命名(如SAM1210),然后按CTRL+V进行粘贴
  • 完成替换之后重启计算机从硬盘启动,你就会发现登录Windows时不需要密码了

    win10 Or win server 2008

  • 修改Windows\System32\osk.exe 为 osk.exe.bak
  • 复制Windows\System32\cmd.exe并更名为osk.exe
  • 重启计算机,等待开机启动完毕,点击左下角的“轻松访问”按钮,在弹出对话框中勾选“不使用键盘键入(屏幕键盘)”,并点击“确定”(如图4)
  • 利用net user命令修改本地管理员账户的密码

    net users adminuser Password /add
    net localgroup administrators adminuser /add

/*===================下载文件
 * options:{
 * url:'',  //下载地址
 * data:{name:value}, //要发送的数据
 * method:'post'
 * }
 */
var DownLoadFile = function (options) {
    var config = $.extend(true, { method: 'post' }, options);
    var $iframe = $('<iframe id="down-file-iframe" />');
    var $form = $('<form target="down-file-iframe" method="' + config.method + '" />');
    $form.attr('action', config.url);
    for (var key in config.data) {
        $form.append('<input type="hidden" name="' + key + '" value="' + config.data[key] + '" />');
    }
    $iframe.append($form);
    $(document.body).append($iframe);
    $form[0].submit();
    $iframe.remove();
}

if (!Array.prototype.indexOf){
  Array.prototype.indexOf = function(elt /*, from*/){
    var len = this.length >>> 0;

    var from = Number(arguments[1]) || 0;
    from = (from < 0)
         ? Math.ceil(from)
         : Math.floor(from);
    if (from < 0)
      from += len;

    for (; from < len; from++){
      if (from in this && this[from] === elt)
        return from;
    }
    return -1;
  };
}

window._console = window.console;//将原始console对象缓存  
window.console = (function (orgConsole) {  
    return {//构造的新console对象  
        log: getConsoleFn("log"),  
        debug: getConsoleFn("debug"),  
        info: getConsoleFn("info"),  
        warn: getConsoleFn("warn"),  
        exception: getConsoleFn("exception"),  
        assert: getConsoleFn("assert"),  
        dir: getConsoleFn("dir"),  
        dirxml: getConsoleFn("dirxml"),  
        trace: getConsoleFn("trace"),  
        group: getConsoleFn("group"),  
        groupCollapsed: getConsoleFn("groupCollapsed"),  
        groupEnd: getConsoleFn("groupEnd"),  
        profile: getConsoleFn("profile"),  
        profileEnd: getConsoleFn("profileEnd"),  
        count: getConsoleFn("count"),  
        clear: getConsoleFn("clear"),  
        time: getConsoleFn("time"),  
        timeEnd: getConsoleFn("timeEnd"),  
        timeStamp: getConsoleFn("timeStamp"),  
        table: getConsoleFn("table"),  
        error: getConsoleFn("error"),  
        memory: getConsoleFn("memory"),  
        markTimeline: getConsoleFn("markTimeline"),  
        timeline: getConsoleFn("timeline"),  
        timelineEnd: getConsoleFn("timelineEnd")  
    };  
    function getConsoleFn(name) {  
        return function actionConsole() {  
            if (typeof (orgConsole) !== "object") return;  
            if (typeof (orgConsole[name]) !== "function") return;//判断原始console对象中是否含有此方法,若没有则直接返回  
            return orgConsole[name].apply(orgConsole, Array.prototype.slice.call(arguments));//调用原始函数  
        };  
    }  
}(window._console));  

using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading.Tasks;

namespace Helper
{
    public class CV300EHelper
    {

        #region 指纹特征提取函数接口
        /// <summary>
        /// 版本信息获取
        /// 函数原型:int __stdcall FP_GetVersion(unsigned char code[4])
        /// </summary>
        /// <param name="code">unsigned char code[4] 版本信息格式为XXYY,XX为开发者代码,YY为版本号。如“1201” 则code的填写方式为:,code[0]=‘1’ code[1]=,‘2’ code[3]=,‘0’ code[4]=,‘1’。输出参数。</param>
        /// <returns>调用成功,返回1;否则返回错误代码,错误代码值应符合B.4的要求。输出参数。</returns>
        [DllImport("ID_Fpr.dll", EntryPoint = "FP_GetVersion", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int FP_GetVersion(System.IntPtr code);
        /// <summary>
        /// 初始化操作
        /// 函数原型:int __stdcall FP_Begin() 
        /// </summary>
        /// <returns>调用成功返回 1。否则返回错误代码,调用 LIVESCAN_GetErrInfo 函数获取错误信息。错误代码值符合 B.4 的要求。</returns>
        [DllImport("ID_Fpr.dll", EntryPoint = "FP_Begin", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int FP_Begin();
        /// <summary>
        /// 指纹图像特征提取
        /// 函数原型:int __stdcall FP_FeatureExtract(unsigned char cScannerType,unsigned char cFingerCode,unsigned char * pFingerImgBuf,unsigned char * pFeatureData)
        /// </summary>
        /// <param name="cScannerType">unsigned char cScannerType 指纹采集器代码。输入参数。</param>
        /// <param name="cFingerCode">unsigned char cFingerCode 指位代码。输入参数。</param>
        /// <param name="pFingerImgBuf">unsigned char * pFingerImgBuf 指纹图像数据指针,指纹图像为RAW格式。输入参数。</param>
        /// <param name="pFeatureData">unsigned char * pFeatureData 指纹特征数据指针,存储生成的指纹特征数据,由调用者分配内存空间,输出参数。</param>
        /// <returns>调用成功,返回1;否则返回错误代码,错误代码值应符合B.4的要求</returns>
        [DllImport("ID_Fpr.dll", EntryPoint = "FP_FeatureExtract", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int FP_FeatureExtract(byte cScannerType, byte cFingerCode, System.IntPtr pFingerImgBuf, System.IntPtr pFeatureData);
        /// <summary>
        /// 指纹图像数据与指纹特征数据比对
        /// 函数原型:int __stdcall FP_FeatureMatch(unsigned char * pFeatureData1,unsigned char* pFeatureData2,float * pfSimilarity)
        /// 对两个指纹特征数据进行比对,得到相似度值
        /// </summary>
        /// <param name="pFeatureData1">unsigned char * pFeatureData1 指纹特征数据指针1。输入参数。</param>
        /// <param name="pFeatureData2">unsigned char * pFeatureData2 指纹特征数据指针2。输入参数。</param>
        /// <param name="pfSimilarity">float * pfSimilarity 相似度,取值范围为0.00 ~ 1.00,值0.00表示不匹配,值1.00 表示完全匹配。输出参数。</param>
        /// <returns>调用成功,返回1;否则返回错误代码,错误代码值应符合B.4的要求</returns>
        [DllImport("ID_Fpr.dll", EntryPoint = "FP_FeatureMatch", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int FP_FeatureMatch(System.IntPtr pFeatureData1, System.IntPtr pFeatureData2, ref float pfSimilarity);
        /// <summary>
        /// 指纹图像数据与指纹特征数据比对
        /// 函数原型:int __stdcall FP_ImageMatch(unsigned char * pFingerImgBuf,unsigned char *pFeatureData,float * pfSimilarity)。
        /// 对指纹图像数据与指纹特征数据进行比对,得到相似度值。
        /// </summary>
        /// <param name="pFingerImgBuf">unsigned char * pFingerImgBuf 指纹图像数据指针,指纹图像为RAW格式。输入参数。</param>
        /// <param name="pFeatureData">unsigned char * pFeatureData 指纹特征数据指针。输入参数。</param>
        /// <param name="pfSimilarity">float * pfSimilarity 相似度,取值范围为0.00 ~ 1.00,值0.00表示不匹配,值1.00 表示完全匹配。输出参数。</param>
        /// <returns>调用成功,返回1;否则返回错误代码,错误代码值应符合B.4的要求</returns>
        [DllImport("ID_Fpr.dll", EntryPoint = "FP_ImageMatch", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int FP_ImageMatch(System.IntPtr pFingerImgBuf, System.IntPtr pFeatureData, ref float pfSimilarity);
        /// <summary>
        /// 指纹图像数据压缩
        /// 函数原型:int __stdcall FP_Compress(unsigned char cScannerType, unsigned char cEnrolResult,unsigned char cFingerCode, unsigned char* pFingerImgBuf,int nCompressRatio, unsigned char* pCompressedImgBuf, unsigned char strBuf[256])。
        /// 对指纹图像数据进行压缩。
        /// </summary>
        /// <param name="cScannerType">unsigned char cScannerType 指纹采集器代码。输入参数。</param>
        /// <param name="cEnrolResult">unsigned char cEnrolResult 注册结果代码。输入参数。</param>
        /// <param name="cFingerCode">unsigned char cFingerCode 指位代码。输入参数。</param>
        /// <param name="pFingerImgBuf">unsigned char * pFingerImgBuf 指纹图像数据指针,指纹图像为RAW格式。输入参数。</param>
        /// <param name="nCompressRatio">int nCompressRatio 指纹图像数据压缩倍数。输入参数。</param>
        /// <param name="pCompressedImgBuf">unsigned char * pCompressedImgBuf 指纹压缩图像数据指针,调用者在调用此函数前,应当分配不小于20 480字节的内存,指纹压缩图像数据文件结构应符合附录A要求。输出参数。</param>
        /// <param name="strBuf">unsigned char strBuf[256] 错误信息,如果压缩图像发生错误,并且返回值为-9的情况下,strBuf填写错误信息。错误信息为以数值0结尾的字符串,采用GB 13000中规定的字符。输出参数。</param>
        /// <returns>调用成功,返回1;否则返回错误代码,错误代码值应符合B.4的要求。</returns>
        [DllImport("ID_Fpr.dll", EntryPoint = "FP_Compress", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int FP_Compress(byte cScannerType, byte cEnrolResult, byte cFingerCode, System.IntPtr pFingerImgBuf,
                                             int nCompressRatio, System.IntPtr pCompressedImgBuf, byte[] strBuf);
        /// <summary>
        /// 指纹图像数据复现
        /// 函数原型:int __stdcall FP_Decompress(unsigned char * pCompressedImgBuf,unsigned char* pFingerImgBuf,unsigned char strBuf[256])。
        /// 对指纹原始图像数据进行复现。
        /// </summary>
        /// <param name="pCompressedImgBuf">unsigned char * pCompressedImgBuf 指纹压缩图像数据指针,压缩图像数据长度不大 于20 480字节。输入参数。</param>
        /// <param name="pFingerImgBuf">unsigned char * pFingerImgBuf 指纹复现图像数据指针,指纹图像为RAW格式,调用者在调用此函数前,应当分配92 160字节的内存。输出参数。</param>
        /// <param name="strBuf">unsigned char strBuf[256] 错误信息,如果压缩图像发生错误,并且返回值为-9的情况下,strBuf填写错误信息。错误信息为以数值0结尾的字符串,采用GB 13000中规定的 字符。输出参数。</param>
        /// <returns>调用成功,返回1;否则返回错误代码,错误代码值应符合B.4的要求</returns>
        [DllImport("ID_Fpr.dll", EntryPoint = "FP_Decompress", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int FP_Decompress(System.IntPtr pCompressedImgBuf, System.IntPtr pFingerImgBuf, byte[] strBuf);
        /// <summary>
        /// 指纹图像质量值获取
        /// 函数原型:int __stdcall FP_GetQualityScore(unsigned char * pFingerImgBuf,unsigned char* pnScore)。
        /// 获取指纹图像的质量值
        /// </summary>
        /// <param name="pFingerImgBuf">unsigned char * pFingerImgBuf 指纹图像数据指针,指纹图像为RAW格式。输入参数。</param>
        /// <param name="pnScore">unsigned char * pnScore 指纹图像质量值指针,指纹图像质量值取值范围为00H ~ 64H,值01H表示最低质量,值64H表示最高质量,值00H表示未知。</param>
        /// <returns>调用成功,返回1;否则返回错误代码,错误代码值应符合B.4的要求。</returns>
        [DllImport("ID_Fpr.dll", EntryPoint = "FP_GetQualityScore", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int FP_GetQualityScore(System.IntPtr pFingerImgBuf, ref int pnScore);
        /// <summary>
        /// 生成“注册失败”指纹特征数据
        /// 函数原型:int __stdcall FP_GenFeatureFromEmpty1(unsigned char cScannerType,unsigned char cFingerCode,unsigned char * pFeatureData)
        /// 本函数针对“注册失败”手指的情况,生成“注册失败”指纹特征数据。其中,字段5设置为02H;字段9、字段10均设置为00H。
        /// </summary>
        /// <param name="cScannerType">unsigned char cScannerType 指纹采集器代码。输入参数。</param>
        /// <param name="cFingerCode">unsigned char cFingerCode 指位代码。输入参数。</param>
        /// <param name="pFeatureData">unsigned char * pFeatureData 指纹特征数据指针,存储生成的指纹特征数据,由调用者分配内存空间,输出参数。</param>
        /// <returns>调用成功,返回1;否则返回错误代码,错误代码值应符合B.4的要求</returns>
        [DllImport("ID_Fpr.dll", EntryPoint = "FP_GenFeatureFromEmpty1", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int FP_GenFeatureFromEmpty1(byte cScannerType, byte cFingerCode, System.IntPtr pFeatureData);
        /// <summary>
        /// 生成“未注册”指纹特征数据
        /// 函数原型:int __stdcall FP_GenFeatureFromEmpty2(unsigned char cFingerCode,unsigned   char * pFeatureData)
        /// 本函数针对“未注册”手指的情况,生成“未注册”指纹特征数据。其中,字段5设置为03H;字段6设置为61H、62H或63H;字段7、字段9、字段10均设置为00H。
        /// </summary>
        /// <param name="cFingerCode">unsigned char cFingerCode 指位代码。输入参数。</param>
        /// <param name="pFeatureData">unsigned char * pFeatureData 指纹特征数据指针,存储生成的指纹特征数据,由调用者分配内存空间,输出参数。</param>
        /// <returns>调用成功,返回1;否则返回错误代码,错误代码值应符合B.4的要求。</returns>
        [DllImport("ID_Fpr.dll", EntryPoint = "FP_GenFeatureFromEmpty2", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int FP_Decompress(byte cFingerCode, System.IntPtr pFeatureData);
        /// <summary>
        /// 结束操作
        /// 函数原型:int __stdcall FP_End()
        /// </summary>
        /// <returns>调用成功,返回1;否则返回错误代码,错误代码值应符合B.4的要求。</returns>
        [DllImport("ID_Fpr.dll", EntryPoint = "FP_End", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int FP_End();

        #endregion

        #region 指纹仪函数接口

        /// <summary>
        /// 初始化采集器
        /// 函数原型:int _stdcall LIVESCAN_Init()。
        /// 初始化采集器,分配相应的资源。
        /// 在所有接口函数中,通常首先调用此函数。只需要调用一次,允许重复调用,其结果与一次调用相同。
        /// </summary>
        /// <returns>调用成功返回1。否则返回错误代码,调用LIVESCAN_GetErrInfo函数获取错误信息。错误代码值符合A.4的要求。</returns>
        [DllImport("ID_FprCap.dll", EntryPoint = "LIVESCAN_Init", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int LIVESCAN_Init();

        /// <summary>
        /// 释放采集器
        /// 函数原型:int _stdcall LIVESCAN_Close()。
        /// 关闭指纹采集器,释放分配的资源。
        /// 调用此函数后,在没有调用 LIVESCAN_Init 函数之前,仅可调用 LIVESCAN_GetVersion、LIVESCAN_GetDesc 和 LIVESCAN_GetErrorInfo 函数。
        /// 调用此函数后,应重新调用 LIVESCAN_Init 来初始化采集器。
        /// </summary>
        /// <returns>调用成功返回 1。否则返回错误代码,调用 LIVESCAN_GetErrInfo 函数获取错误信息。错误代码值符合 A.4 的要求。</returns>
        [DllImport("ID_FprCap.dll", EntryPoint = "LIVESCAN_Close", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int LIVESCAN_Close();

        /// <summary>
        /// 获得采集器通道数量
        /// 函数原型:int _stdcall LIVESCAN_GetChannelCount()。
        /// 获得采集器可以使用的通道数量及通道号。
        /// </summary>
        /// <returns>调用成功返回通道数量(>0)。否则返回错误代码,调用 LIVESCAN_GetErrInfo 函数获取错误信息。错误代码值符合 A.4 的要求。</returns>
        [DllImport("ID_FprCap.dll", EntryPoint = "LIVESCAN_GetChannelCount", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int LIVESCAN_GetChannelCount();

        /// <summary>
        /// 获得采集器采集图像的宽度、高度的最大值
        /// 函数原型:int _stdcall LIVESCAN_GetMaxImageSize(int nChannel,int * pnWidth, int * pnHeight)。
        /// 获得采集器可采集图像的宽度、高度的最大值。
        /// </summary>
        /// <param name="nChannel">int nChannel 通道号。输入参数。</param>
        /// <param name="pnWidth">int * pnWidth 存放图像宽度的整形指针。输出参数。</param>
        /// <param name="pnHeight">int * pnHeight 存放图像高度的整形指针。输出参数。</param>
        /// <returns>调用成功返回 1。否则返回错误代码,调用 LIVESCAN_GetErrInfo 函数获取错误信息。错误代码值符合 A.4 的要求。</returns>
        [DllImport("ID_FprCap.dll", EntryPoint = "LIVESCAN_GetMaxImageSize", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int LIVESCAN_GetMaxImageSize(int nChannel, ref int pnWidth, ref int pnHeight);

        /// <summary>
        /// 获得采集器当前的亮度
        /// 函数原型:int _stdcall LIVESCAN_GetBright(int nChannel,int * pnBright)。
        /// 获得采集器当前亮度。
        /// </summary>
        /// <param name="nChannel">int nChannel 通道号。输入参数。</param>
        /// <param name="pnBright">int * pnBright 存放当前亮度的整形指针。输出参数。</param>
        /// <returns>调用成功返回 1。否则返回错误代码 ,调用 LIVESCAN_GetErrInfo 函数获取错误信息。错误代码值符合 A.4 的要求。</returns>
        [DllImport("ID_FprCap.dll", EntryPoint = "LIVESCAN_GetBright", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int LIVESCAN_GetBright(int nChannel, ref int pnBright);

        /// <summary>
        /// 设置采集器当前的亮度
        /// 函数原型:int _stdcall LIVESCAN_SetBright(int nChannel, int nBright)。
        /// 设置采集器当前亮度
        /// </summary>
        /// <param name="nChannel">int nChannel 通道号。输入参数。</param>
        /// <param name="nBright">int nBright 亮度,范围为 0~255,输入参数。</param>
        /// <returns>调用成功返回 1。否则返回错误代码,调用 LIVESCAN_GetErrInfo 函数获取错误信息。错误代码值符合 A.4 的要求。</returns>
        [DllImport("ID_FprCap.dll", EntryPoint = "LIVESCAN_SetBright", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int LIVESCAN_SetBright(int nChannel, int nBright);

        /// <summary>
        /// 获得采集器当前对比度
        /// 函数原型:int _stdcall LIVESCAN_GetContrast(int nChannel,int * pnContrast)。
        /// 获得采集器当前对比度。
        /// </summary>
        /// <param name="nChannel">int nChannel 通道号。输入参数。</param>
        /// <param name="pnContrast">int * pnContrast 存放当前对比度的整型指针。输出参数。</param>
        /// <returns>调用成功返回 1。否则返回错误代码,调用 LIVESCAN_GetErrInfo 函数获取错误信息。错误代码值符合 A.4 的要求。</returns>
        [DllImport("ID_FprCap.dll", EntryPoint = "LIVESCAN_GetContrast", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int LIVESCAN_GetContrast(int nChannel, ref int pnContrast);

        /// <summary>
        /// 设置采集器当前对比度
        /// 函数原型:int _stdcall LIVESCAN_SetContrast(int nChannel,int Contrast)。
        /// 设置采集器当前对比度。
        /// </summary>
        /// <param name="nChannel">int nChannel    通道号。输入参数。</param>
        /// <param name="nContrast">int nContrast 对比度, 范围0~255。输入参数。</param>
        /// <returns>调用成功返回1。否则返回错误代码,调用LIVESCAN_GetErrInfo函数获取错误信息。错误代码值符合A.4 的要求。</returns>
        [DllImport("ID_FprCap.dll", EntryPoint = "LIVESCAN_SetContrast", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int LIVESCAN_SetContrast(int nChannel, int nContrast);

        /// <summary>
        /// 获得当前图像的采集位置、宽度和高度
        /// 函数原型:int _stdcall LIVESCAN_GetCaptWindow(int nChannel,int * pnOriginX, int * pnOriginY,int * pnWidth, int * pnHeight)。
        /// 获得采集器当前图像的采集位置、宽度和高度。当前图像宽度初始值为 256,高度初始值为360。
        /// </summary>
        /// <param name="nChannel">int nChannel 通道号。输入参数。</param>
        /// <param name="pnOriginX">int *pnOriginX 存放图像采集窗口的采集原点坐标X值的整型指针。输出参数。</param>
        /// <param name="pnOriginY">int *pnOriginY 存放图像采集窗口的采集原点坐标Y值的整型指针。输出参数。</param>
        /// <param name="pnWidth">int *pnWidth 存放采集图像宽度的整形指针。输出参数。</param>
        /// <param name="pnHeight">int *pnHeight 存放采集图像高度的整形指针。输出参数。</param>
        /// <returns>调用成功返回 1。否则返回错误代码,调用 LIVESCAN_GetErrInfo 函数获取错误信息。错误代码值符合 A.4 的要求。</returns>
        [DllImport("ID_FprCap.dll", EntryPoint = "LIVESCAN_GetCaptWindow", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int LIVESCAN_GetCaptWindow(int nChannel, ref int pnOriginX, ref int pnOriginY, ref int pnWidth, ref int pnHeight);

        /// <summary>
        /// 设置当前图像的采集位置、宽度和高度
        /// 函数原型:int _stdcall LIVESCAN_SetCaptWindow(int nChannel,int nOriginX, int  nOriginY,int nWidth,int nHeight)。
        /// 设置采集器当前图像的采集位置、宽度和高度。
        /// </summary>
        /// <param name="nChannel">int nChannel 通道号。输入参数。</param>
        /// <param name="nOriginX">int nOriginX 图像采集窗口的采集原点坐标 X 值。输入参数。</param>
        /// <param name="nOriginY">int nOriginY 图像采集窗口的采集原点坐标 Y 值。输入参数。</param>
        /// <param name="nWidth">int nWidth 采集图像的宽度。对于居民身份证用单指指纹采集,应大于等于 256。否则应返回参数错误代码。输入参数。</param>
        /// <param name="nHeight">int nHeight 采集图像的高度。对于居民身份证用单指指纹采集,应大于等于 360。否则应返回参数错误代码。输入参数。</param>
        /// <returns>调用成功返回 1。否则返回错误代码,调用 LIVESCAN_GetErrInfo 函数获取错误信息。错误代码值符合 A.4的要求。</returns>
        [DllImport("ID_FprCap.dll", EntryPoint = "LIVESCAN_SetCaptWindow", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int LIVESCAN_SetCaptWindow(int nChannel, int nOriginX, int nOriginY, int nWidth, int nHeight);

        /// <summary>
        /// 准备采集一帧图像
        /// 函数原型:int _stdcall LIVESCAN_BeginCapture(int nChannel)。
        /// 采集图像的一个前缀函数,使得采集器有机会进行另外一个采集之前的初始化工作。
        /// </summary>
        /// <param name="nChannel">int nChannel    通道号。输入参数。</param>
        /// <returns>调用成功返回 1。否则返回错误代码,调用 LIVESCAN_GetErrInfo 函数获取错误信息。错误代码值符合 A.4 的要求。</returns>
        [DllImport("ID_FprCap.dll", EntryPoint = "LIVESCAN_BeginCapture", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int LIVESCAN_BeginCapture(int nChannel);

        /// <summary>
        /// 结束采集一帧图像
        /// 函数原型:int _stdcall LIVESCAN_EndCapture(int nChannel)。
        /// 结束采集一帧图像或预览图像。
        /// </summary>
        /// <param name="nChannel">int nChannel 通道号。输入参数。</param>
        /// <returns>调用成功返回1。否则返回错误代码,调用LIVESCAN_GetErrInfo函数获取错误信息。错误代码值符合A.4 的要求。</returns>
        [DllImport("ID_FprCap.dll", EntryPoint = "LIVESCAN_EndCapture", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int LIVESCAN_EndCapture(int nChannel);

        /// <summary>
        /// 采集一帧图像
        /// 函数原型:int _stdcall LIVESCAN_GetFPRawData(int nChannel,unsigned char *pRawData)。
        /// </summary>
        /// <param name="nChannel">int nChannel通道号。输入参数。</param>
        /// <param name="pRawData">unsigned char* pRawData指向存放采集数据的内存块,调用者分配。 返回图像数据,大小应为:当前图像采集宽度×当前图像采集高度。输出参数。</param>
        /// <returns>调用成功返回1。否则返回错误代码,调用LIVESCAN_GetErrInfo函数获取错误信息。错误代码值符合 A.4 的要求。</returns>
        [DllImport("ID_FprCap.dll", EntryPoint = "LIVESCAN_GetFPRawData", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int LIVESCAN_GetFPRawData(int nChannel, System.IntPtr pRawData);

        /// <summary>
        /// 采集一帧BMP格式图像数据
        /// 函数原型:int _stdcall LIVESCAN_GetFPBmpData(int nChannel, unsigned char * pBmpData)。
        /// 采集一帧8位灰度 BMP 格式图像。
        /// </summary>
        /// <param name="nChannel">int nChannel通道号。输入参数。</param>
        /// <param name="pBmpData">unsigned char*  pBmpData  指向存放8位灰度BMP格式采集数据的内存块,调用者分配。返回8位灰度BMP格式图像数据。大小应为:当前图像采集宽度×当前图像采集高度+1078。输出参数。</param>
        /// <returns>调用成功,返回 1。否则返回错误代码,调用 LIVESCAN_GetErrInfo 函数获取错误信息。错误代码值符合 A.4 的要求。</returns>
        [DllImport("ID_FprCap.dll", EntryPoint = "LIVESCAN_GetFPBmpData", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int LIVESCAN_GetFPBmpData(int nChannel, System.IntPtr pBmpData);

        /// <summary>
        /// 调用采集器的属性设置对话框
        /// 函数原型:int _stdcall LIVESCAN_Setup()。
        /// 此函数弹出一个模式对话框,用户可以设置除去对比度、亮度、采集窗口参数外的其它参数,如GAMMA值等,使得设置适合采集器本身的特点。
        /// </summary>
        /// <returns>调用成功返回 1。否则返回错误代码,调用 LIVESCAN_GetErrInfo 函数获取错误信息。错误代码值符合 A.4 的要求。</returns>
        [DllImport("ID_FprCap.dll", EntryPoint = "LIVESCAN_Setup", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int LIVESCAN_Setup();

        /// <summary>
        /// 采集器是否支持设置对话框
        /// 函数原型:int _stdcall LIVESCAN_IsSupportSetup()。
        /// 此函数用来确认是否支持设置对话框。
        /// </summary>
        /// <returns>若采集接口支持LIVESCAN_setup,则返回1,否则返回0。否则返回错误代码,调用 LIVESCAN_GetErrInfo 函数获取错误信息。错误代码值符合A.4的要求。</returns>
        [DllImport("ID_FprCap.dll", EntryPoint = "LIVESCAN_IsSupportSetup", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int LIVESCAN_IsSupportSetup();

        /// <summary>
        /// 取得接口规范的版本
        /// 函数原型:int ¬_stdcall LIVESCAN_GetVersion()。
        /// 获得接口版本号。
        /// </summary>
        /// <returns>获得接口规范的版本。当前版本为1.00,返回值为100。若以后扩展接口,则需要修改此版本号。否则返回错误代码,调用LIVESCAN_GetErrorInfo函数获取错误信息。错误代码值应符合 A.4的要求。</returns>
        [DllImport("ID_FprCap.dll", EntryPoint = "LIVESCAN_GetVersion", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int LIVESCAN_GetVersion();

        /// <summary>
        /// 获得接口规范的说明
        /// 函数原型:int _stdcall LIVESCAN_GetDesc(char pszDesc[1024])。
        /// 获得接口说明,不需要初始化就可以调用。pszDesc以数值0结尾的字符串,采用GB13000 中规定的字符。
        /// </summary>
        /// <param name="pszDesc">char pszDesc[1024]存放接口说明,其中pszDesc[0]用于存储采集器代码,缺省为FFH。 输出参数。</param>
        /// <returns>调用成功返回1。否则返回错误代码,调用LIVESCAN_GetErrorInfo函数获取错误信息。错误代码值应符合 A.4的要求</returns>
        [DllImport("ID_FprCap.dll", EntryPoint = "LIVESCAN_GetDesc", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int LIVESCAN_GetDesc(System.IntPtr pszDesc);

        /// <summary>
        /// 设置存放采集数据的内存块为空
        /// 函数原型:int _stdcall LIVESCAN_SetBufferEmpty(unsigned char * pImageData, long imageLength)。
        /// 将存放采集数据的内存块中的每一个字节的值置为0x00。
        /// </summary>
        /// <param name="pImageData">unsigned char * pImageData 指向存放采集数据的内存块。输入参数。</param>
        /// <param name="imageLength">long imageLength 存放采集数据的内存块长度。输入参数。</param>
        /// <returns>调用成功返回1。否则返回错误代码,调用 LIVESCAN_GetErrInfo 函数获取错误信息。错误代码值符合A.4的要求。</returns>
        [DllImport("ID_FprCap.dll", EntryPoint = "LIVESCAN_SetBufferEmpty", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int LIVESCAN_SetBufferEmpty(System.IntPtr pImageData, long imageLength);

        /// <summary>
        /// 获得采集接口错误信息
        /// 函数原型:int _stdcall LIVESCAN_GetErrorInfo(int nErrorNo,char pszErrorInfo[256])。
        /// pszErrorInfo 采用GB13000中规定的字符。
        /// </summary>
        /// <param name="nErrorNo">char pszErrorInfo[256]用来存放错误信息的内存块,错误信息的长度不能超过 256 个字节。输出参数。</param>
        /// <param name="pszErrorInfo">int nErrorNo 错误代码(<0)。输入参数。</param>
        /// <returns>若为合法的错误代码返回 1,pszErrorInfo中为错误信息。若 nErrorNo 为非法的错误代码,则返回-6,同时设置 pszErrorInfo为“非法错误号”错误。</returns>
        [DllImport("ID_FprCap.dll", EntryPoint = "LIVESCAN_GetErrorInfo", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int LIVESCAN_GetErrorInfo(int nErrorNo, System.IntPtr pszErrorInfo);

        [DllImport("Kernel32.dll")]
        static extern bool QueryPerformanceCounter(ref long count);
        [DllImport("Kernel32.dll")]
        static extern bool QueryPerformanceFrequency(ref long count);


        #endregion

        #region 二代证接口

        /// <summary>
        /// 初始化连接
        /// 原    型:int CVR_InitComm (int Port)
        /// 本函数用于PC与华视电子第二代居民身份证阅读器的连接。
        /// </summary>
        /// <param name="Port">连接串口(COM1~COM16)或USB口(1001~1016)[1,串口1],[2,串口2],[3,串口3],[4,串口4],[1001,USB口1],[1002,USB口2],[1003,USB口3],[1004,USB口4]</param>
        /// <returns>[1,正确],[2,端口打开失败],[0,动态库加载失败]</returns>
        [DllImport("termb.dll", EntryPoint = "CVR_InitComm", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int CVR_InitComm(int Port);//声明外部的标准动态库, 跟Win32API是一样的

        /// <summary>
        /// 卡认证
        /// 原    型:int CVR_Authenticate (void)
        /// 本函数用于读卡器和卡片之间的合法身份确认。卡认证循环间隔大于300ms。
        /// </summary>
        /// <returns>[值,意义,说明][1,正确,卡片认证成功],[2,错误,寻卡失败],[3,错误,选卡失败],[0,错误,初始化失败]</returns>
        [DllImport("termb.dll", EntryPoint = "CVR_Authenticate", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int CVR_Authenticate();

        /// <summary>
        /// 读卡操作
        /// 原    型:int CVR_Read_Content(int active)
        /// 本函数用于通过阅读器从第二代居民身份证中读取相应信息。卡认证成功以后才可做读卡操作,读卡完毕若继续读卡应移走二代证卡片重新放置做卡认证。
        /// 读卡成功后在termb.dll文件所在路径下生成wz.txt(文字信息)和zp.bmp(照片信息)
        /// wz.txt内容示例如下:
        /// 张红叶
        /// 女
        /// 汉
        /// 1988-11-18
        /// 河北省邯郸市临漳县称勾镇称勾东村复兴路25号
        /// 130423198811184328
        /// 临漳县公安局
        /// 2011.03.30-2021.03.30
        /// </summary>
        /// <param name="Active">active:兼容以前版本,无实际意义</param>
        /// <returns>[1,正确],[2,错误],[99,异常]</returns>
        [DllImport("termb.dll", EntryPoint = "CVR_Read_Content", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int CVR_Read_Content(int Active);

        /// <summary>
        /// 读取文字,照片,指纹,操
        /// 原    型:int   CVR_Read_FPContent ()
        /// 本函数用于通过阅读器从第二代居民身份证中读取相应信息。卡认证成功以后才可做读卡操作,读卡完毕若继续读卡应移走二代证卡片重新放置做卡认证。
        /// 读卡成功后在termb.dll文件所在路径下生成wz.txt(文字信息)和zp.bmp(照片信息)
        /// wz.txt内容示例如下:
        /// 张红叶
        /// 女
        /// 汉
        /// 1988-11-18
        /// 河北省邯郸市临漳县称勾镇称勾东村复兴路25号
        /// 130423198811184328
        /// 临漳县公安局
        /// 2011.03.30-2021.03.30
        /// </summary>
        /// <returns>[1,正确],[0,错误]</returns>
        [DllImport("termb.dll", EntryPoint = "CVR_Read_FPContent", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int CVR_Read_FPContent();

        /// <summary>
        /// 关闭连接
        /// 原    型:int CVR_CloseComm(void)
        /// </summary>
        /// <returns>[1,正确],[0,错误]</returns>
        [DllImport("termb.dll", EntryPoint = "CVR_CloseComm", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int CVR_CloseComm();

        /// <summary>
        /// 得到姓名信息
        /// 原  型:int  GetPeopleName(char *strTmp, int *strLen)
        /// </summary>
        /// <param name="strTmp">*strTmp   返回的信息缓存指针。</param>
        /// <param name="strLen">*strLen    返回的信息长度指针。</param>
        /// <returns>[1,正确],[0,错误]</returns>
        [DllImport("termb.dll", EntryPoint = "GetPeopleName", CharSet = CharSet.Ansi, SetLastError = false)]
        public static extern int GetPeopleName(ref byte strTmp, ref int strLen);

        /// <summary>
        /// 得到民族信息    
        /// </summary>
        /// <param name="strTmp">*strTmp   返回的信息缓存指针。</param>
        /// <param name="strLen">*strLen    返回的信息长度指针。</param>
        /// <returns>[1,正确],[0,错误]</returns>
        [DllImport("termb.dll", EntryPoint = "GetPeopleNation", CharSet = CharSet.Ansi, SetLastError = false)]
        public static extern int GetPeopleNation(ref byte strTmp, ref int strLen);

        /// <summary>
        /// 得到出生日期
        /// </summary>
        /// <param name="strTmp">*strTmp   返回的信息缓存指针。</param>
        /// <param name="strLen">*strLen    返回的信息长度指针。</param>
        /// <returns>[1,正确],[0,错误]</returns>
        [DllImport("termb.dll", EntryPoint = "GetPeopleBirthday", CharSet = CharSet.Ansi, SetLastError = false, CallingConvention = CallingConvention.StdCall)]
        public static extern int GetPeopleBirthday(ref byte strTmp, ref int strLen);

        /// <summary>
        /// 得到地址信息
        /// </summary>
        /// <param name="strTmp">*strTmp   返回的信息缓存指针。</param>
        /// <param name="strLen">*strLen    返回的信息长度指针。</param>
        /// <returns>[1,正确],[0,错误]</returns>
        [DllImport("termb.dll", EntryPoint = "GetPeopleAddress", CharSet = CharSet.Ansi, SetLastError = false, CallingConvention = CallingConvention.StdCall)]
        public static extern int GetPeopleAddress(ref byte strTmp, ref int strLen);

        /// <summary>
        /// 得到身份证号信息
        /// </summary>
        /// <param name="strTmp">*strTmp   返回的信息缓存指针。</param>
        /// <param name="strLen">*strLen    返回的信息长度指针。</param>
        /// <returns>[1,正确],[0,错误]</returns>
        [DllImport("termb.dll", EntryPoint = "GetPeopleIDCode", CharSet = CharSet.Ansi, SetLastError = false, CallingConvention = CallingConvention.StdCall)]
        public static extern int GetPeopleIDCode(ref byte strTmp, ref int strLen);

        /// <summary>
        /// 得到发证机关信息
        /// </summary>
        /// <param name="strTmp">*strTmp   返回的信息缓存指针。</param>
        /// <param name="strLen">*strLen    返回的信息长度指针。</param>
        /// <returns>[1,正确],[0,错误]</returns>
        [DllImport("termb.dll", EntryPoint = "GetDepartment", CharSet = CharSet.Ansi, SetLastError = false, CallingConvention = CallingConvention.StdCall)]
        public static extern int GetDepartment(ref byte strTmp, ref int strLen);

        /// <summary>
        /// 得到有效开始日期
        /// </summary>
        /// <param name="strTmp">*strTmp   返回的信息缓存指针。</param>
        /// <param name="strLen">*strLen    返回的信息长度指针。</param>
        /// <returns>[1,正确],[0,错误]</returns>
        [DllImport("termb.dll", EntryPoint = "GetStartDate", CharSet = CharSet.Ansi, SetLastError = false, CallingConvention = CallingConvention.StdCall)]
        public static extern int GetStartDate(ref byte strTmp, ref int strLen);

        /// <summary>
        /// 得到有效截止日期
        /// </summary>
        /// <param name="strTmp">*strTmp   返回的信息缓存指针。</param>
        /// <param name="strLen">*strLen    返回的信息长度指针。</param>
        /// <returns>[1,正确],[0,错误]</returns>
        [DllImport("termb.dll", EntryPoint = "GetEndDate", CharSet = CharSet.Ansi, SetLastError = false, CallingConvention = CallingConvention.StdCall)]
        public static extern int GetEndDate(ref byte strTmp, ref int strLen);
        /// <summary>
        /// 得到性别信息
        /// </summary>
        /// <param name="strTmp">*strTmp   返回的信息缓存指针。</param>
        /// <param name="strLen">*strLen    返回的信息长度指针。</param>
        /// <returns>[1,正确],[0,错误]</returns>
        [DllImport("termb.dll", EntryPoint = "GetPeopleSex", CharSet = CharSet.Ansi, SetLastError = false, CallingConvention = CallingConvention.StdCall)]
        public static extern int GetPeopleSex(ref byte strTmp, ref int strLen);
        /// <summary>
        /// 读取指纹信息
        /// 函数原型:int GetFPDate(unsigned char* pucFPMsgValue,int* nlen)
        /// 本函数用于通过阅读器从第二代居民身份证中读取指纹信息。CVR_Read_FPContent()调用成功以后才可以调用该函数
        /// 以下是指纹信息的相关说明,供调用者参考:
        /// 第一枚指纹信息:
        /// pucFPMsgValue[0] 字段文件头类型,记录字符“C”(43H)
        /// pucFPMsgValue[1] 指纹算法版本号
        /// pucFPMsgValue[2] 指纹采集器代码
        /// pucFPMsgValue[3] 指纹算法开发者代码
        /// pucFPMsgValue[4] 注册结果代码,01H 表示“注册成功”,02H 表示“注册失败”,03H 表示“未注册”,09H 表示“未知”
        /// pucFPMsgValue[5] 指位代码  具体见指位说明
        /// pucFPMsgValue[6]    指纹质量值,以00H~64H来表示,值01H表示最低质量,值64H表示最高质量,值00H表示“未知”
        /// 第二枚指纹信息:
        /// pucFPMsgValue[512] 字段文件头类型,记录字符“C”(43H)
        /// pucFPMsgValue[513] 指纹算法版本号
        /// pucFPMsgValue[514] 指纹采集器代码
        /// pucFPMsgValue[515] 指纹算法开发者代码
        /// pucFPMsgValue[516] 注册结果代码,01H 表示“注册成功”,02H 表示“注册失败”,03H 表示“未注册”,09H 表示“未知”
        /// pucFPMsgValue[517] 指位代码  具体见指位说明
        /// pucFPMsgValue[518]    指纹质量值,以00H~64H来表示,值01H表示最低质量,值64H表示最高质量,值00H表示“未知”
        /// 指位码说明:[pucFPMsgValue[5or517],指位]
        /// [0BH,右手拇指],[0CH,右手食指],[0DH,右手中指],[0EH,右手环指],[0FH,右手小指]
        /// [10H,左手拇指],[11H,左手食指],[12H,左手中指],[13H,左手环指],[14H,左手小指]
        /// [61H,右手不确定指位],[62H,左手不确定指位],[63H,其他不确定指位]
        /// </summary>
        /// <param name="strTmp">pucFPMsgValue 存放指纹信息的内存缓冲,大小由调用者分配1024字节大小。</param>
        /// <param name="strLen">nlen   指纹数据的大小,传出参数,0 表示没有指纹信息,大于0表示 存在指纹信息。一个指纹信息转占512字节大小,身份证中一般存储两个指纹信息。</param>
        /// <returns>[1,正确],[0,错误]</returns>
        [DllImport("termb.dll", EntryPoint = "GetFPDate", CharSet = CharSet.Ansi, SetLastError = false, CallingConvention = CallingConvention.StdCall)]
        public static extern int GetFPDate(ref byte strTmp, ref int strLen);

        /// <summary>
        /// 得到安全模块号
        /// </summary>
        /// <param name="strTmp">*strTmp   返回的信息缓存指针。</param>
        /// <returns>[1,正确],[0,错误]</returns>
        [DllImport("termb.dll", EntryPoint = "CVR_GetSAMID", CharSet = CharSet.Ansi, SetLastError = false, CallingConvention = CallingConvention.StdCall)]
        public static extern int CVR_GetSAMID(ref byte strTmp);

        /// <summary>
        /// 
        /// </summary>
        /// <param name="strTmp">*strTmp   返回的信息缓存指针。</param>
        /// <returns>[1,正确],[0,错误]</returns>
        [DllImport("termb.dll", EntryPoint = "GetManuID", CharSet = CharSet.Ansi, SetLastError = false, CallingConvention = CallingConvention.StdCall)]
        public static extern int GetManuID(ref byte strTmp);

        #endregion

        #region 语音提示接口
        /// <summary>
        /// 原    型:int  SendReport (int nIndex)
        /// 本函数用于PC与华视电子第二代居民身份证阅读器的连接。
        /// 参数:nIndex
        /// [1,请将您的身份证放在读卡区域内],[2,读卡成功],[3,读卡失败请重新放卡]
        /// [4,请采集右手拇指指纹],[5,请采集右手无名指指纹],[6,请采集右手中指指纹],[7,请采集右手食指指纹],[8,请采集右手小指指纹]
        /// [9,请采集左手拇指指纹],[10,请采集左手食指指纹],[11,请采集左手中指指纹],[12,请采集左手无名指指纹],[13,请采集左手小指指纹]
        /// [14,指纹采集成功],[15,指纹对比成功],[16,请面对摄像头],[17,照片采集成功]
        /// </summary>
        /// <param name="nIndex">。输入参数</param>
        /// <returns>[1,正确],[0,失败]</returns>
        [DllImport("HIDSENREPORT.dll", EntryPoint = "SendReport", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int CVR_SendReport(int nIndex);
        #endregion

        #region 整合类

        /// <summary>
        /// 指纹仪初始化,不初始化算法
        /// </summary>
        /// <returns>[1,初始化成功],[-1,初始化失败]</returns>
        public static int HelperZhiWenChuShiHua()
        {
            int ret = LIVESCAN_Init();
            if (ret == 1)
            {
                ret = LIVESCAN_BeginCapture(0);
                if (ret == 1)
                {
                    return 1;
                }
                else
                    return -1;
            }
            else
                return -1;
        }
        /// <summary>
        /// 指纹仪初始化,初始化算法
        /// </summary>
        /// <returns>[1,初始化成功],[-1,初始化失败]</returns>
        public static int HelperZhiWenChuShiHuaAll()
        {
            int ret = HelperZhiWenChuShiHua();
            if (ret == 1)
            {
                ret = FP_Begin();
                if (ret == 1)
                    return 1;
                else
                    return -1;
            }
            else
                return -1;
        }
        /// <summary>
        /// 初始化读卡器
        /// </summary>
        /// <returns>[1,初始化成功],[-1,初始化失败]</returns>
        public static int HelperIDCardChuShiHua()
        {
            int iPort, iRetUSB = 0, iRetCOM = 0;
            for (iPort = 1001; iPort <= 1004; iPort++)
            {
                iRetUSB = CVR_InitComm(iPort);
                if (iRetUSB == 1)
                {
                    break;
                }
            }
            if (iRetUSB != 1)
            {
                for (iPort = 1; iPort <= 4; iPort++)
                {
                    iRetCOM = CVR_InitComm(iPort);
                    if (iRetCOM == 1)
                    {
                        break;
                    }
                }
            }
            if ((iRetCOM == 1) || (iRetUSB == 1))
            {
                return 1;

            }
            else
            {
                return -1;
            }
        }
        /// <summary>
        /// 读取身份证
        /// </summary>
        /// <returns></returns>
        public static PeopleBean HelperGetPeopleBean()
        {
            int authenticate = CVR_Authenticate();
            if (authenticate == 1)
            {
                int readContent = CVR_Read_FPContent();
                if (readContent == 1)
                {
                    PeopleBean people = new PeopleBean();

                    HelperSendReport(EnumSendReport.读卡成功);

                    byte[] name = new byte[30];
                    int length = 30;
                    GetPeopleName(ref name[0], ref length);
                    people.name = Encoding.GetEncoding("GB2312").GetString(name).Replace("\0", "").Trim();

                    byte[] number = new byte[36];
                    length = 36;
                    GetPeopleIDCode(ref number[0], ref length);
                    people.number = Encoding.GetEncoding("GB2312").GetString(number).Replace("\0", "").Trim();

                    byte[] nation = new byte[4];
                    length = 4;
                    GetPeopleNation(ref nation[0], ref length);
                    people.nation = Encoding.GetEncoding("GB2312").GetString(nation).Replace("\0", "").Trim();

                    byte[] validtermOfStart = new byte[30];
                    length = 16;
                    GetStartDate(ref validtermOfStart[0], ref length);
                    people.validtermOfStart = Encoding.GetEncoding("GB2312").GetString(validtermOfStart).Replace("\0", "").Trim();

                    byte[] birthday = new byte[30];
                    length = 16;
                    GetPeopleBirthday(ref birthday[0], ref length);
                    people.birthday = Encoding.GetEncoding("GB2312").GetString(birthday).Replace("\0", "").Trim();

                    byte[] address = new byte[70];
                    length = 70;
                    GetPeopleAddress(ref address[0], ref length);
                    people.address = Encoding.GetEncoding("GB2312").GetString(address).Replace("\0", "").Trim();

                    byte[] validtermOfEnd = new byte[30];
                    length = 16;
                    GetEndDate(ref validtermOfEnd[0], ref length);
                    people.validtermOfEnd = Encoding.GetEncoding("GB2312").GetString(validtermOfEnd).Replace("\0", "").Trim();

                    byte[] signdate = new byte[30];
                    length = 30;
                    GetDepartment(ref signdate[0], ref length);
                    people.signdate = Encoding.GetEncoding("GB2312").GetString(signdate).Replace("\0", "").Trim();

                    byte[] sex = new byte[30];
                    length = 3;
                    GetPeopleSex(ref sex[0], ref length);
                    people.sex = Encoding.GetEncoding("GB2312").GetString(sex).Replace("\0", "").Trim();

                    byte[] samid = new byte[32];
                    CVR_GetSAMID(ref samid[0]);
                    people.samid = Encoding.GetEncoding("GB2312").GetString(samid).Replace("\0", "").Trim();

                    byte[] ICFeatureData = new byte[1024];
                    GetFPDate(ref ICFeatureData[0], ref length);

                    people.listFeatureDataBean = new List<ICFeatureDataBean>();
                    ICFeatureDataBean f1 = new ICFeatureDataBean();
                    Array.Copy(ICFeatureData, 0, f1.buffer, 0, 512);
                    f1.fileHeadType = ICFeatureData[0];
                    f1.version = ICFeatureData[1];
                    f1.collectorCode = ICFeatureData[2];
                    f1.developerCode = ICFeatureData[3];
                    f1.registrationResultCode = (EnumRegistrationResult)ICFeatureData[4];
                    f1.fingerPositionCode = (EnumFingerPosition)ICFeatureData[5];
                    f1.quality = ICFeatureData[6];
                    people.listFeatureDataBean.Add(f1);
                    ICFeatureDataBean f2 = new ICFeatureDataBean();
                    Array.Copy(ICFeatureData, 512, f2.buffer, 0, 512);
                    f2.fileHeadType = ICFeatureData[512];
                    f2.version = ICFeatureData[513];
                    f2.developerCode = ICFeatureData[514];
                    f2.collectorCode = ICFeatureData[515];
                    f2.registrationResultCode = (EnumRegistrationResult)ICFeatureData[516];
                    f2.fingerPositionCode = (EnumFingerPosition)ICFeatureData[517];
                    f2.quality = ICFeatureData[518];
                    people.listFeatureDataBean.Add(f2);

                    FileStream file = new FileStream(System.Windows.Forms.Application.StartupPath + "\\zp.bmp", FileMode.Open);
                    Image img = Image.FromStream(file);
                    file.Close();
                    people.photo = img;

                    return people;
                }
                else
                    return null;
            }
            else
                return null;
        }
        /// <summary>
        /// 获取指纹
        /// </summary>
        /// <returns></returns>
        public static byte[] HelperGetFPRawData()
        {
            System.IntPtr pRawData = Marshal.AllocHGlobal(92160);
            byte[] RawData = new byte[92160];
            int ret = LIVESCAN_GetFPRawData(0, pRawData);
            if (ret == 1)
            {
                Marshal.Copy(pRawData, RawData, 0, 92160);
                Marshal.FreeHGlobal(pRawData);
                return RawData;
            }
            else
                return null;

        }
        /// <summary>
        /// 获取指纹特征
        /// </summary>
        /// <param name="cFingerCode"></param>
        /// <param name="buffer"></param>
        /// <returns></returns>
        public static ICFeatureDataBean HelperGetFPFeatureExtract(EnumFingerPosition cFingerCode,byte[] buffer)
        {
            System.IntPtr pFingerImgBuf1 = Marshal.AllocHGlobal(buffer.Length);
            Marshal.Copy(buffer, 0, pFingerImgBuf1, buffer.Length);
            System.IntPtr pFingerFeatureBuf1 = Marshal.AllocHGlobal(512);
            int ret = FP_FeatureExtract(0, (byte)cFingerCode, pFingerImgBuf1, pFingerFeatureBuf1);
            if (ret == 1)
            {
                byte[] FeatureData = new byte[512];
                Marshal.Copy(pFingerFeatureBuf1, FeatureData, 0, 512);
                Marshal.FreeHGlobal(pFingerImgBuf1);
                Marshal.FreeHGlobal(pFingerFeatureBuf1);

                ICFeatureDataBean f1 = new ICFeatureDataBean();
                f1.buffer = FeatureData;
                f1.fileHeadType = f1.buffer[0];
                f1.version = f1.buffer[1];
                f1.collectorCode = f1.buffer[2];
                f1.developerCode = f1.buffer[3];
                f1.registrationResultCode = (EnumRegistrationResult)f1.buffer[4];
                f1.fingerPositionCode = (EnumFingerPosition)f1.buffer[5];
                f1.quality = f1.buffer[6];


                return f1;
            }
            else
            {
                Marshal.FreeHGlobal(pFingerImgBuf1);
                Marshal.FreeHGlobal(pFingerFeatureBuf1);
                return null;
            }
        }
        /// <summary>
        /// 获取指纹图像
        /// </summary>
        /// <param name="buffer"></param>
        /// <returns></returns>
        public static Bitmap HelperGetFPBitmap(byte[] buffer)
        {
            Bitmap bm = new Bitmap(256, 360, PixelFormat.Format8bppIndexed);
            Rectangle dimension = new Rectangle(0, 0, bm.Width, bm.Height);
            BitmapData picData = bm.LockBits(dimension, ImageLockMode.ReadWrite, bm.PixelFormat);
            IntPtr pixelStartAddress = picData.Scan0;
            System.Runtime.InteropServices.Marshal.Copy(buffer, 0, pixelStartAddress, buffer.Length);
            bm.UnlockBits(picData);
            ColorPalette tempPalette;
            using (Bitmap tempBmp = new Bitmap(1, 1, PixelFormat.Format8bppIndexed))
            {
                tempPalette = tempBmp.Palette;
            }
            for (int i = 0; i < 256; i++)
            {
                tempPalette.Entries[i] = Color.FromArgb(i, i, i);
            }
            bm.Palette = tempPalette;
            return bm;
        }
        /// <summary>
        /// 获取指纹质量
        /// </summary>
        /// <param name="buffer"></param>
        /// <returns></returns>
        public static int HelperGetFPQuality(byte[] buffer)
        {
            System.IntPtr pFingerImgBuf = Marshal.AllocHGlobal(92160);
            Marshal.Copy(buffer, 0, pFingerImgBuf, buffer.Length);
            int sb = 0;
            int ret = FP_GetQualityScore(pFingerImgBuf, ref sb);
            if (ret == 1)
                return sb;
            else
                return 0;
        }
        /// <summary>
        /// 指纹特征对比
        /// </summary>
        /// <param name="buffer1"></param>
        /// <param name="buffer2"></param>
        /// <returns></returns>
        public static float HelperGetFeatureMatch(byte[] buffer1,byte[] buffer2)
        {
            System.IntPtr pFingerFeatureBuf1 = Marshal.AllocHGlobal(buffer1.Length);
            Marshal.Copy(buffer1, 0, pFingerFeatureBuf1, buffer1.Length);

            System.IntPtr pFingerFeatureBuf2 = Marshal.AllocHGlobal(buffer2.Length);
            Marshal.Copy(buffer2, 0, pFingerFeatureBuf2, buffer2.Length);

            float f = 0;
            int ret = FP_FeatureMatch(pFingerFeatureBuf1, pFingerFeatureBuf2, ref f);

            Marshal.FreeHGlobal(pFingerFeatureBuf1);
            Marshal.FreeHGlobal(pFingerFeatureBuf2);

            return f;
        }
        /// <summary>
        /// 关闭
        /// </summary>
        public static void Close()
        {

           int  ret = LIVESCAN_EndCapture(0);
            ret = FP_End();
        }
        /// <summary>
        /// 发出声音
        /// </summary>
        /// <param name="sendReport"></param>
        public static void HelperSendReport(EnumSendReport sendReport)
        {
            CVR_SendReport((int)sendReport);
        }
        public static void HelperSendReport(EnumFingerPosition figerPostion)
        {
            switch (figerPostion)
            {
                case EnumFingerPosition.右手中指:
                    HelperSendReport(EnumSendReport.请采集右手中指指纹);
                    break;
                case EnumFingerPosition.右手小指:
                    HelperSendReport(EnumSendReport.请采集右手小指指纹);
                    break;
                case EnumFingerPosition.右手拇指:
                    HelperSendReport(EnumSendReport.请采集右手拇指指纹);
                    break;
                case EnumFingerPosition.右手环指:
                    HelperSendReport(EnumSendReport.请采集右手无名指指纹);
                    break;
                case EnumFingerPosition.右手食指:
                    HelperSendReport(EnumSendReport.请采集右手食指指纹);
                    break;
                case EnumFingerPosition.左手中指:
                    HelperSendReport(EnumSendReport.请采集左手中指指纹);
                    break;
                case EnumFingerPosition.左手小指:
                    HelperSendReport(EnumSendReport.请采集左手小指指纹);
                    break;
                case EnumFingerPosition.左手拇指:
                    HelperSendReport(EnumSendReport.请采集左手拇指指纹);
                    break;
                case EnumFingerPosition.左手环指:
                    HelperSendReport(EnumSendReport.请采集左手无名指指纹);
                    break;
                case EnumFingerPosition.左手食指:
                    HelperSendReport(EnumSendReport.请采集左手食指指纹);
                    break;

            }
        }
        #endregion

        #region 附件
        /* *
         * B.4
         * 错误代码 [-1,参数错误],[-2,内存分配失败,没有分配到足够的内存],[-3,功能未实现],[-4,设备不存在],[-5,设备未初始化],[-6,非法错误号],[-9,其他错误]
         * 
         * 
         * */
        #endregion
    }
    public class PeopleBean
    {
        /// <summary>
        /// 姓名
        /// </summary>
        public string name { get; set; }
        /// <summary>
        /// 性别
        /// </summary>
        public string sex { get; set; }
        /// <summary>
        /// 民族
        /// </summary>
        public string nation { get; set; }
        /// <summary>
        /// 出生日期
        /// </summary>
        public string birthday { get; set; }
        /// <summary>
        /// 地址
        /// </summary>
        public string address { get; set; }
        /// <summary>
        /// 身份证号码
        /// </summary>
        public string number { get; set; }
        /// <summary>
        /// 签发机关
        /// </summary>
        public string signdate { get; set; }
        /// <summary>
        /// 起始日期
        /// </summary>
        public string validtermOfStart { get; set; }
        /// <summary>
        /// 截至日期
        /// </summary>
        public string validtermOfEnd { get; set; }
        /// <summary>
        /// 安全模块号
        /// </summary>
        public string samid { get; set;}
        /// <summary>
        /// 指纹
        /// </summary>
        public List<ICFeatureDataBean> listFeatureDataBean { get; set; }
        /// <summary>
        /// 照片
        /// </summary>
        public Image photo { get; set; }
    }
    /// <summary>
    /// 指纹信息
    /// </summary>
    public class ICFeatureDataBean
    {
        /// <summary>
        /// 文件头类型
        /// </summary>
        public int fileHeadType { get; set; }
        /// <summary>
        /// 指纹算法版本号
        /// </summary>
        public int version { get; set; }
        /// <summary>
        /// 指纹采集器代码
        /// </summary>
        public int collectorCode { get; set; }
        /// <summary>
        /// 指纹算法开发者代码
        /// </summary>
        public int developerCode { get; set; }
        /// <summary>
        /// 注册结果代码
        /// 01H 表示“注册成功”,02H 表示“注册失败”,03H 表示“未注册”,09H 表示“未知”
        /// </summary>
        public EnumRegistrationResult registrationResultCode { get; set; }
        /// <summary>
        /// 指位代码
        /// [0BH,右手拇指],[0CH,右手食指],[0DH,右手中指],[0EH,右手环指],[0FH,右手小指]
        /// [10H,左手拇指],[11H,左手食指],[12H,左手中指],[13H,左手环指],[14H,左手小指]
        /// [61H,右手不确定指位],[62H,左手不确定指位],[63H,其他不确定指位]
        /// </summary>
        public EnumFingerPosition fingerPositionCode { get; set; }
        /// <summary>
        /// 质量
        /// 值01H表示最低质量,值64H表示最高质量,值00H表示“未知”
        /// </summary>
        public int quality { get; set; }
        /// <summary>
        /// 指纹数据
        /// </summary>
        public byte[] buffer = new byte[512];
    }
    /// <summary>
    /// 注册结果
    /// </summary>
    public enum EnumRegistrationResult : int
    {
        注册成功=1,
        注册失败=2,
        未注册=3,
        未知=9,
    }
    /// <summary>
    /// 指位
    /// </summary>
    public enum EnumFingerPosition :int
    {
        右手拇指=11,
        右手食指=12,
        右手中指=13,
        右手环指=14,
        右手小指=15,
        左手拇指=16,
        左手食指=17,
        左手中指=18,
        左手环指=19,
        左手小指=20,
        右手不确定指位=97,
        左手不确定指位=98,
        其他不确定指位=99,
    }
    /// <summary>
    /// 声音
    /// </summary>
    public enum EnumSendReport :int
    {
        请将您的身份证放在读卡区域内=1,
        读卡成功=2,
        读卡失败请重新放卡=3,
        请采集右手拇指指纹=4,
        请采集右手无名指指纹=5,
        请采集右手中指指纹=6,
        请采集右手食指指纹=7,
        请采集右手小指指纹=8,
        请采集左手拇指指纹=9,
        请采集左手食指指纹=10,
        请采集左手中指指纹=11,
        请采集左手无名指指纹=12,
        请采集左手小指指纹=13,
        指纹采集成功=14,
        指纹对比成功=15,
        请面对摄像头=16,
        照片采集成功=17,
    }

}

using System;
using System.Collections.Generic;
using System.Text;
using System.Runtime.InteropServices;

namespace API
{
    public static class ET99_API
    {
        #region 常量

        /// <summary>
        /// 函数执行成功 
        /// </summary>
        public const int ET_SUCCESS = 0x00;

        /// <summary>
        /// 访问被拒绝,权限不够 
        /// </summary>
        public const int ET_ACCESS_DENY = 0x01;

        /// <summary>
        /// 通讯错误,没有打开设备 
        /// </summary>
        public const int ET_COMMUNICATIONS_ERROR = 0x02;

        /// <summary>
        /// 无效的参数,参数出错 
        /// </summary>
        public const int ET_INVALID_PARAMETER = 0x03;

        /// <summary>
        /// 没有设置 PID 
        /// </summary>
        public const int ET_NOT_SET_PID = 0x04;

        /// <summary>
        /// 打开指定的设备失败 
        /// </summary>
        public const int ET_UNIT_NOT_FOUND = 0x05;

        /// <summary>
        /// 硬件错误 
        /// </summary>
        public const int ET_HARD_ERROR = 0x06;

        /// <summary>
        /// 未知错误 
        /// </summary>
        public const int ET_UNKNOWN_ERROR = 0x07;

        /// <summary>
        /// 验证 PIN码掩码 
        /// </summary>
        public const int ET_PIN_ERR_MASK = 0x0F;

        /// <summary>
        /// 验证 PIN码,设备被锁定
        /// </summary>
        public const int ET_PIN_ERR_LOCKED = 0xF0;

        /// <summary>
        /// 验证 PIN码错误且永远不锁死 
        /// </summary>
        public const int ET_PIN_ERR_MAX = 0xFF;

        /// <summary>
        /// 表示验证普通用户 pin 
        /// </summary>
        public const int ET_VERIFY_USERPIN = 0;

        /// <summary>
        /// 表示验证超级用户 pin 
        /// </summary>
        public const int ET_VERIFY_SOPIN = 1;

        /// <summary>
        /// 表示数据区可读写 
        /// </summary>
        public const int ET_USER_WRITE_READ = 0;

        /// <summary>
        /// 表示数据区只允许读
        /// </summary>
        public const int ET_USER_READ_ONLY = 1;

        /// <summary>
        /// 常量 PID,默认的产品PID
        /// </summary>
        public const string CONST_PID = "ffffffff";


        #endregion

        /// <summary>
        /// 根据错误码显示错误提示内容
        /// </summary>
        /// <param name="result"></param>
        public static string ShowResultText(uint result)
        {
            switch (result)
            {
                case (ET_SUCCESS):
                    {
                        return "操作成功!";
                    }
                case (ET_ACCESS_DENY):
                    {
                        return "访问被拒绝,权限不够!";
                    }
                case (ET_COMMUNICATIONS_ERROR):
                    {
                        return "通讯错误,没有打开设备 !";
                    }
                case (ET_INVALID_PARAMETER):
                    {
                        return "无效的参数,参数出错 !";
                    }
                case (ET_NOT_SET_PID):
                    {
                        return "没有设置 PID !";
                    }
                case (ET_UNIT_NOT_FOUND):
                    {
                        return "打开指定的设备失败!";
                    }
                case (ET_HARD_ERROR):
                    {
                        return "硬件错误!";
                    }
                case (ET_UNKNOWN_ERROR):
                    {
                        return "未知错误!";
                    }
                case (ET_PIN_ERR_MAX):
                    {
                        return "PIN码错误!请核实。";
                    }
                case (ET_PIN_ERR_LOCKED):
                    {
                        return "PIN码错误!设备已经被锁死。";
                    }
            }

            //输出剩余PIN验证次数
            if (result > ET_PIN_ERR_LOCKED && result < ET_PIN_ERR_MAX)
            {
                return "PIN码验证错误!剩余重试次数:" + (result - ET_PIN_ERR_LOCKED).ToString();
            }

            return "未知代码!";
        }

        /// <summary>
        /// 查找计算机上指定 pid 的 ET99 个数。
        /// </summary>
        /// <param name="pid">[in]产品标识,  为固定长度 8 个字节的字符串; </param>
        /// <param name="count">[out]还回的设备个数;</param>
        /// <returns></returns>
        [DllImport("FT_ET99_API.dll")]
        public static extern uint et_FindToken(byte[] pid, out int count);

        /// <summary>
        /// 打开指定 PID的硬件,由 index 指定打开硬件的索引, index 应该小于等于找到的 Token 数目。进入匿名用户状态。
        /// </summary>
        /// <param name="hHandle">[out]打开设备的句柄,返回给用户,供以后的函数调用;</param>
        /// <param name="pid">[in]输入的硬件设备的 pid,  为固定长度 8 个字节的字符串;</param>
        /// <param name="index">[in]打开第 index 个硬件设备。 </param>
        /// <returns>ET_SUCCESS:执行成功。 ET_UNIT_NOT_FOUND:打开指定的设备失败。</returns>
        [DllImport("FT_ET99_API.dll")]
        public static extern uint et_OpenToken(ref IntPtr hHandle, byte[] pid, int index);

        /// <summary>
        /// 关闭指定的设备。 
        /// </summary>
        /// <param name="hHandle">[in] 设备句柄。</param>
        /// <returns>ET_SUCCESS:关闭成功。  ET_COMMUNICATIONS_ERROR:没有打开设备。</returns>
        [DllImport("FT_ET99_API.dll")]
        public static extern uint et_CloseToken(IntPtr hHandle);

        /// <summary>
        /// 从指定的位置,读取指定的数据到指定的 BUFFER 中。此函数调用需要有User权限,且调用以后不改变安全状态。
        /// </summary>
        /// <param name="hHandle">:[in]设备句柄</param>
        /// <param name="offset">[in]偏移量 </param>
        /// <param name="len">[in]长度,不能超过 60,如果超过则需要读多次。</param>
        /// <param name="pucReadBuf">[out]读出的数据存放此缓存区中,调用者保证缓冲区大小至少是 Len,否则可能产生系统存取异常。 </param>
        /// <returns>第二章 API接口函数 ET_COMMUNICATIONS_ERROR:没有打开设备。ET_SUCCESS:表示成功。 ET_INVALID_PARAMETER:无效的参数。 ET_NOT_SET_PID:没有设置 PID。 ET_ACCESS_DENY:权限不够。 </returns>
        [DllImport("FT_ET99_API.dll")]
        public static extern uint et_Read(IntPtr hHandle, ushort offset, int len, byte[] pucReadBuf);

        /// <summary>
        /// 将 buf 中,Length 长的数据写到指定的偏移。有存取权限控制。匿名状态不可用,且在普通用户状态时还需要检查设备的配置。不改变安全状态。
        /// </summary>
        /// <param name="hHandle">[in]设备句柄;</param>
        /// <param name="offset">[in]偏移;</param>
        /// <param name="len">[in]长度,不能超过 60,如果超过则需要写多次; </param>
        /// <param name="pucReadBuf">[in]等写入的数据缓存区指针; </param>
        /// <returns>ET_SUCCESS:表示成功。 ET_HARD_ERROR:硬件错误 ET_INVALID_PARAMETER:无效的参数。 ET_NOT_SET_PID:没有设置 PID。 ET_ACCESS_DENY:权限不够。 ET_COMMUNICATIONS_ERROR:没有打开设备。 </returns>
        [DllImport("FT_ET99_API.dll")]
        public static extern uint et_Write(IntPtr hHandle, ushort offset, int len, byte[] pucWriteBuf);

        /// <summary>
        /// 根据参数中指定的种子,产生产品标识。种子长度不能超过 51 个字节。必须在超级用户状态下才能用,调用以后不改变安全状态。 
        /// </summary>
        /// <param name="hHandle">[in]设备句柄; </param>
        /// <param name="seedlen">[in]种子; </param>
        /// <param name="pucseed">[in]种子长度,小于等于 51; </param>
        /// <param name="pid">[out]产生的产品标识,  为固定长度 8 个字节的字符串; </param>
        /// <returns>ET_SUCCESS:表示成功; ET_HARD_ERROR:硬件错误 ET_INVALID_PARAMETER:无效的参数; ET_ACCESS_DENY:权限不够,需要先验证 SOPIN。 ET_COMMUNICATIONS_ERROR:没有打开设备。 </returns>
        [DllImport("FT_ET99_API.dll")]
        public static extern uint et_GenPID(IntPtr hHandle, int seedlen, byte[] pucseed, StringBuilder pid);

        /// <summary>
        /// 产生 16 字节的随机数,放到参数指定的 BUF中。调用者需要保护 BUF至少16 字节,否则会产生系统的存取异常。该函数在匿名状态不可用,且在函数调用以后,安全状态不变。 
        /// </summary>
        /// <param name="hHandle">[in]设备句柄 </param>
        /// <param name="pucRandBuf">[out]等写入的数据缓存区指针 </param>
        /// <returns></returns>
        [DllImport("FT_ET99_API.dll")]
        public static extern uint et_GenRandom(IntPtr hHandle, ref byte[] pucRandBuf);

        /// <summary>
        /// 产生超级用户 PIN 码 
        /// </summary>
        /// <param name="hHandle">[in]设备句柄 </param>
        /// <param name="seedlen">[in]产生超级用户密码需要的种子。 </param>
        /// <param name="pucseed">[in]种子长度,小于等于 51 </param>
        /// <param name="pucNewSoPin">:[out]用于存放产生的超级用户密码的缓冲区指针,至少可容纳 16 字节。 </param>
        /// <returns></returns>
        [DllImport("FT_ET99_API.dll")]
        public static extern uint et_GenSOPIN(IntPtr hHandle, int seedlen, byte[] pucseed, StringBuilder pucNewSoPin);


        /// <summary>
        /// 重新设置普通用户密码为 16 个‘F’,相当于解锁。命令执行成功后,当前安全状态变成超级用户状态。 
        /// </summary>
        /// <param name="hHandle">[in]设备句柄 </param>
        /// <param name="pucSoPin">[in]超级用户密码,16 字节。</param>
        /// <returns>如果验证超级PIN码错误,并且错误值在0xF0和ET_PIN_ERR_MAX (0xFF)之间,我们可以通过错误码&ET_PIN_ERR_MASK(0x0F)得到剩余重试次数。如果还回 0xF0 表示已经被锁死,如果还回 0xFF 表示验证出错,且 pin 永远不被锁死</returns>
        [DllImport("FT_ET99_API.dll")]
        public static extern uint et_ResetPIN(IntPtr hHandle, byte[] pucSoPin);


        /// <summary>
        /// 更新参数指定的密钥,此密钥是用于计算 HMAC-MD5 的。其中 KEY的获得,是通过一个纯软件接口 HMAC_MD5(),参见相应说明。匿名状态不可用,且在普通用户状态时还需要检查设备配置。不改变安全状态。
        /// </summary>
        /// <param name="hHandle">[in]设备句柄 </param>
        /// <param name="Keyid">[in]密钥指示,取值范围(1—8) </param>
        /// <param name="pucKeyBuf">[in]KEY缓存区指针, KEY固定为 32 字节。 </param>
        /// <returns></returns>
        [DllImport("FT_ET99_API.dll")]
        public static extern uint et_SetKey(IntPtr hHandle, int Keyid, byte[] pucKeyBuf);

        /// <summary>
        /// 标准 HMAC_MD5 的软件实现,参照 RFC2104 标准。
        /// </summary>
        /// <param name="pucText">[in]等处理的数据缓存区指针,大于 0 小于等于 51 个字节 </param>
        /// <param name="ulText_Len">[in]数据长度,大于 0 小于等于 51 </param>
        /// <param name="pucKey">[in]密钥,按标准 RFC2104,长度可以任意 </param>
        /// <param name="ulKey_Len">[in]密钥长度 </param>
        /// <param name="pucToenKey">[out]硬件计算需要的 KEY,固定 32 字节。 </param>
        /// <param name="pucDigest">[out]计算结果,固定 16 字节。 </param>
        /// <returns></returns>
        [DllImport("FT_ET99_API.dll")]
        public static extern uint MD5_HMAC(byte[] pucText, byte ulText_Len, byte[] pucKey, byte ulKey_Len, [MarshalAs(UnmanagedType.LPArray, SizeParamIndex = 32)]byte[] pucToenKey, [MarshalAs(UnmanagedType.LPArray, SizeParamIndex = 16)]byte[] pucDigest);


        /// <summary>
        /// 利用硬件计算 HMAC-MD5  ,pid 为出厂时,还回错误。权限等同于 KEY的读权限。不改变安全状态。
        /// </summary>
        /// <param name="hHandle">[in]设备句柄 </param>
        /// <param name="Keyid">[in]密钥指示,范围(1—8)</param>
        /// <param name="textLen">[in]待计算的数据,大于 0 小于等于 51 个字节 </param>
        /// <param name="pucText">[in]数据长度,大于 0 小于等于 51 </param>
        /// <param name="digest">[out]散列结果的数据指针,固定长度 16 个字节。 </param>
        /// <returns></returns>
        [DllImport("FT_ET99_API.dll")]
        public static extern uint et_HMAC_MD5(IntPtr hHandle, int Keyid, int textLen, byte[] pucText, [MarshalAs(UnmanagedType.LPArray, SizeParamIndex = 16)]byte[] digest);

        /// <summary>
        /// 验证密码,以获得相应的安全状态,不受安全状态限制,验证成功以后,进入相应的安全状态。ET_VERIFY_USER_PIN = 验证的是普通用户PIN码,如果验证通过,则进入普通用户状态。
        /// </summary>
        /// <param name="hHandle">[in]设备句柄;</param>
        /// <param name="Flags">[in]验证 PIN的类型,见下表; </param>
        /// <param name="pucPIN">[in] PIN 码,固定长度 16 个字节。 </param>
        /// <returns></returns>
        [DllImport("FT_ET99_API.dll")]
        public static extern uint et_Verify(IntPtr hHandle, int Flags, byte[] pucPIN);


        /// <summary>
        ///   修改普通用户密码,从 pucOldPIN,改为 pucNewPIN。普通用户密码长度固定为 16 字节。此命令可以在匿名状态下进行,命令执行成功后,进入普通用户状态。 
        /// </summary>
        /// <param name="hHandle">[in]设备句柄</param>
        /// <param name="pucOldPIN">[in]原来的密码,长度固定为 16 字节 </param>
        /// <param name="pucNewPIN">[in]新密码,长度固定为 16 字节 </param>
        /// <returns></returns>
        [DllImport("FT_ET99_API.dll")]
        public static extern uint et_ChangeUserPIN(IntPtr hHandle, byte[] pucOldPIN, byte[] pucNewPIN);

        /// <summary>
        /// 重置安全状态,回到匿名用户状态。 
        /// </summary>
        /// <param name="hHandle">[in]设备句柄 </param>
        /// <returns></returns>
        [DllImport("FT_ET99_API.dll")]
        public static extern uint et_ResetSecurityState(IntPtr hHandle);


        /// <summary>
        /// 获得硬件序列号。可以在匿名状态下进行。不改变安全状态。
        /// </summary>
        /// <param name="hHandle">[in]设备句柄 </param>
        /// <param name="pucSN">[out]用于存放获得的序列号,长度固定为 8 字节 </param>
        /// <returns></returns>
        [DllImport("FT_ET99_API.dll")]
        public static extern uint et_GetSN(IntPtr hHandle, [MarshalAs(UnmanagedType.LPArray, SizeParamIndex = 32)]byte[] pucSN);


        /// <summary>
        /// 对硬件进行配置。必须在超级用户状态下进行。不改变安全状态。 
        /// </summary>
        /// <param name="hHandle">[in]设备句柄 </param>
        /// <param name="bSoPINRetries">[in]超级 PIN 码的重试次数,范围 0—15,0 表示永远不被锁死;</param>
        /// <param name="bUserPINRetries">:[in]用户 PIN 码的重试次数,范围 0—15,0 表示永远不被锁死; </param>
        /// <param name="bUserReadOnly">[in]读写/只读标注,如下表; </param>
        /// <param name="bBack">[in]保留字,必须为 0。</param>
        /// <returns></returns>
        [DllImport("FT_ET99_API.dll")]
        public static extern uint et_SetupToken(IntPtr hHandle, byte bSoPINRetries, byte bUserPINRetries, byte bUserReadOnly, byte bBack);

        /// <summary>
        /// 打开 LED灯,使其变亮。匿名状态不可用,不改变安全状态。设备加电后,LED灯是常亮的
        /// </summary>
        /// <param name="hHandle">[in]设备句柄 </param>
        /// <returns></returns>
        [DllImport("FT_ET99_API.dll")]
        public static extern uint et_TurnOnLED(IntPtr hHandle);

        /// <summary>
        /// 关闭 LED灯,使其变亮。匿名状态不可用,不改变安全状态。设备加电后,LED灯是常亮的
        /// </summary>
        /// <param name="hHandle">[in]设备句柄 </param>
        /// <returns></returns>
        [DllImport("FT_ET99_API.dll")]
        public static extern uint et_TurnOffLED(IntPtr hHandle);




        internal static void et_Write()
        {
            throw new Exception("The method or operation is not implemented.");
        }
    }
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading.Tasks;

namespace Helper
{
    public class ViKeyAPI
    {
        public const string DefaultUserPassword = "11111111";
        public const string DefaultAdminPassword = "00000000";

        

        // 错误代码
        public const long VIKEY_SUCCESS = 0x00000000; //成功
        public const long VIKEY_ERROR_NO_VIKEY = 0x80000001; //没有找到ViKey加密锁
        public const long VIKEY_ERROR_INVALID_PASSWORD = 0x80000002; //密码错误
        public const long VIKEY_ERROR_NEED_FIND = 0x80000003; //请先查找加密锁
        public const long VIKEY_ERROR_INVALID_INDEX = 0x80000004; //无效的句柄
        public const long VIKEY_ERROR_INVALID_VALUE = 0x80000005; //数值错误
        public const long VIKEY_ERROR_INVALID_KEY = 0x80000006; //秘钥无效
        public const long VIKEY_ERROR_GET_VALUE = 0x80000007; //读取信息错误
        public const long VIKEY_ERROR_SET_VALUE = 0x80000008; //设置信息错误
        public const long VIKEY_ERROR_NO_CHANCE = 0x80000009; //没有机会
        public const long VIKEY_ERROR_NO_TAUTHORITY = 0x8000000A; //权限不足
        public const long VIKEY_ERROR_INVALID_ADDR_OR_SIZE = 0x8000000B; //地址或长度错误
        public const long VIKEY_ERROR_RANDOM = 0x8000000C; //获取随机数错误
        public const long VIKEY_ERROR_SEED = 0x8000000D; //获取种子错误
        public const long VIKEY_ERROR_CONNECTION = 0x8000000E; //通信错误
        public const long VIKEY_ERROR_CALCULATE = 0x8000000F; //算法或计算错误
        public const long VIKEY_ERROR_MODULE = 0x80000010; //计数器错误
        public const long VIKEY_ERROR_GENERATE_NEW_PASSWORD = 0x80000011; //产生密码错误
        public const long VIKEY_ERROR_ENCRYPT_FAILED = 0x80000012; //加密数据错误
        public const long VIKEY_ERROR_DECRYPT_FAILED = 0x80000013; //解密数据错误
        public const long VIKEY_ERROR_ALREADY_LOCKED = 0x80000014; //ViKey加密锁已经被锁定
        public const long VIKEY_ERROR_UNKNOWN_COMMAND = 0x80000015; //无效的命令
        public const long VIKEY_ERROR_UNKNOWN_ERROR = 0xFFFFFFFF; //未知错误

        //ViKey加密狗类型  VikeyGetType返回值代表的类型
        public const uint ViKeyAPP = 0;   //实用型加密狗ViKeyAPP
        public const uint ViKeySTD = 1;   //标准型加密狗ViKeySTD
        public const uint ViKeyNET = 2;   //网络型加密狗ViKeyNET
        public const uint ViKeyPRO = 3;   //专业型加密狗ViKeyPRO     
        public const uint ViKeyWEB = 4;   //身份认证型加密狗ViKeyWEB
        public const uint ViKeyTIME = 5;  //时间型加密狗ViKeyTIME

        #region 翻译
        /// <summary>
        /// 返回加密狗类型
        /// </summary>
        /// <param name="res"></param>
        /// <returns></returns>
        public static string GetTypeName(uint res)
        {
            if (res == ViKeyAPP)
                return "ViKeyApp";
            else if (res == ViKeySTD)
                return "ViKeySTD";
            else if (res == ViKeyNET)
                return "ViKeyNET";
            else if (res == ViKeyPRO)
                return "ViKeyPRO";
            else if (res == ViKeyWEB)
                return "VikeyWEB";
            else if (res == ViKeyTIME)
                return "VikeyTIME";
            else
                return "未知";
        }

        /// <summary>
        /// 获取错误信息
        /// </summary>
        /// <param name="res"></param>
        /// <returns></returns>
        public static string GetErrorMsg(uint res)
        {
            if (res == VIKEY_SUCCESS)
                return "成功!";
            else if (res == VIKEY_ERROR_NO_VIKEY)
                return "没有找到ViKey加密锁";
            else if (res == VIKEY_ERROR_INVALID_PASSWORD)
                return "密码错误";
            else if (res == VIKEY_ERROR_NEED_FIND)
                return "请先查找加密锁";
            else if (res == VIKEY_ERROR_INVALID_INDEX)
                return "无效的句柄";
            else if (res == VIKEY_ERROR_INVALID_VALUE)
                return "数值错误";
            else if (res == VIKEY_ERROR_INVALID_KEY)
                return "秘钥无效";
            else if (res == VIKEY_ERROR_GET_VALUE)
                return "读取信息错误";
            else if (res == VIKEY_ERROR_SET_VALUE)
                return "设置信息错误";
            else if (res == VIKEY_ERROR_NO_CHANCE)
                return "没有机会";
            else if (res == VIKEY_ERROR_NO_TAUTHORITY)
                return "权限不足";
            else if (res == VIKEY_ERROR_INVALID_ADDR_OR_SIZE)
                return "地址或长度错误";
            else if (res == VIKEY_ERROR_RANDOM)
                return "获取随机数错误";
            else if (res == VIKEY_ERROR_SEED)
                return "获取种子错误";
            else if (res == VIKEY_ERROR_CONNECTION)
                return "通信错误";
            else if (res == VIKEY_ERROR_CALCULATE)
                return "算法或计算错误";
            else if (res == VIKEY_ERROR_MODULE)
                return "计数器错误";
            else if (res == VIKEY_ERROR_GENERATE_NEW_PASSWORD)
                return "产生密码错误";
            else if (res == VIKEY_ERROR_ENCRYPT_FAILED)
                return "加密数据错误";
            else if (res == VIKEY_ERROR_DECRYPT_FAILED)
                return "解密数据错误";
            else if (res == VIKEY_ERROR_ALREADY_LOCKED)
                return "加密锁已经被锁定";
            else if (res == VIKEY_ERROR_UNKNOWN_COMMAND)
                return "无效的命令";
            else if (res == VIKEY_ERROR_UNKNOWN_ERROR)
                return "未知错误";
            else
                return "未知!";
        }
        #endregion

        #region 查找加密狗
        // 函数引用声明
        /// <summary>
        /// 查找系统中的ViKey加密狗
        /// 【注意】:程序访问ViKey加密狗前,必须先调用此函数,调用一次就可以。
        /// </summary>
        /// <param name="pdwCount">如果查找到系统中存在加密狗,返回查找到加密狗的个数</param>
        /// <returns>0:表示系统中存在ViKey加密狗 非0:表示系统中没有找到ViKey加密狗</returns>
        [DllImport("ViKey")]
        public static extern uint VikeyFind(ref uint pdwCount);
        #endregion

        #region 登录注销加密狗

        /// <summary>
        /// 用户登陆加密狗,登陆成功后,加密狗的当前权限为用户权限。可以调用VikeyGetLevel获取加密狗的当前权限。
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号 比如,一共插了2个加密狗,Index=0表示操作第一个加密狗,Index=1表示操作第二个加密狗 </param>
        /// <param name="pUserPassword">【返回】加密狗的用户密码, 8个字母或数字</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义 </returns>
        [DllImport("ViKey")]
        public static extern uint VikeyUserLogin(ushort Index, Byte[] pUserPassword);
        /// <summary>
        /// 管理员登陆加密狗,登陆成功后,加密狗的当前权限为管理员权限。可以调用VikeyGetLevel获取加密狗的当前权限。
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号 比如,一共插了2个加密狗,Index=0表示操作第一个加密狗,Index=1表示操作第二个加密狗</param>
        /// <param name="pAdminPassword">【返回】加密狗的管理员密码, 8个字母或数字</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义 </returns>
        [DllImport("ViKey")]
        public static extern uint VikeyAdminLogin(ushort Index, Byte[] pAdminPassword);
        /// <summary>
        /// 登出(关闭)加密狗,调用该函数过后,加密狗的当前权限将变为匿名权限。
        /// 当程序不需要对加密狗进行操作时候,调用此函数关闭加密狗,以免其他误操作或者恶意程序对加密狗内部信息进行窃取。
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号 比如,一共插了2个加密狗,Index=0表示操作第一个加密狗,Index=1表示操作第二个加密狗</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeyLogoff(ushort Index);
        #endregion

        #region 读写加密狗的基本信息
        /// <summary>
        /// 获取ViKey加密狗的硬件ID
        /// 长度为4个字节
        /// 一个DWORD
        /// 该硬件ID为ViKey加密狗的唯一标识,类似于人的身份证号码.
        /// 全球唯一,每个加密狗的都有一个全球唯一的硬件ID.
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号  比如,一共插了2个加密狗,Index=0表示操作第一个加密狗,Index=1表示操作第二个加密狗 </param>
        /// <param name="pdwHID">【返回】返回ViKey加密狗的硬件ID</param>
        /// <returns>0:表示函数执行成功  非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeyGetHID(ushort Index, ref uint pdwHID);
        /// <summary>
        /// 获取ViKey加密狗的类型。ViKey系列加密狗有很多种类型,可以调用此函数获取当前加密狗的类型。
        /// 0 - ViKeyAPP   实用狗
        /// 1 - ViKeySTD   标准狗
        /// 2 - ViKeyNET   网络狗
        /// 3 - ViKeyPRO  专业狗
        /// 4 - ViKeyWEB 身份认证狗
        /// 5 - ViKeyTIME  时间狗
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号 比如,一共插了2个加密狗,Index=0表示操作第一个加密狗,Index=1表示操作第二个加密狗 </param>
        /// <param name="pType">【返回】返回加密狗的产品类型 </param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义  </returns>
        [DllImport("ViKey")]
        public static extern uint VikeyGetType(ushort Index, ref uint pType);
        /// <summary>
        /// 获取ViKey加密狗的当前权限,ViKey加密狗有三级权限,匿名权限、用户权限、管理员权限
        /// 用户登陆(VikeyUserLogin)成功后加密狗的权限自动变为用户权限。
        /// 管理员登陆(VikeyAdminLogin)成功后加密狗的权限自动变为管理员权限。
        /// 每种权限可以对加密狗的操作均有限制,比如说用户权限,只能对数据区进行读取,不可写入,管理员权限对所有数据均有读写权限。
        /// 0 - 匿名权限
        /// 1 - 用户权限
        /// 2 - 管理员权限
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号 比如,一共插了2个加密狗,Index=0表示操作第一个加密狗,Index=1表示操作第二个加密狗 </param>
        /// <param name="pLevel">【返回】返回雄狮加密狗的当前权限</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeyGetLevel(ushort Index, ref Byte pLevel);
        /// <summary>
        /// 设置ViKey加密狗的设备名称,长度为16个字符或8个汉字,字母或数字
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号 比如,一共插了2个加密狗,Index=0表示操作第一个加密狗,Index=1表示操作第二个加密狗</param>
        /// <param name="szName">【返回】ViKey加密狗的设备名称</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeySetPtroductName(ushort Index, Byte[] szName);
        /// <summary>
        /// 获取ViKey加密狗的设备名称,长度为16个字符或8个汉字,字母或数字 
        /// 【注意】:此函数需要管理员权限,也就是说调用该函数前必须保证加密狗当前权限为管理员权限。
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号 比如,一共插了2个加密狗,Index=0表示操作第一个加密狗,Index=1表示操作第二个加密狗</param>
        /// <param name="szName">【返回】ViKey加密狗的设备名称</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeyGetPtroductName(ushort Index, Byte[] szName);
        /// <summary>
        /// 设置加密狗的用户密码错误尝试次数,例如设置用户密码错误尝试次数为5,当执行用户登陆时候,如果连续
        /// 输入5次错误的密码,加密狗将被锁定,以后将不能登陆。该机制类似于银行卡密码,连续输入3次错误密码,银行卡将被
        /// 锁定。有效防止暴力破解、穷举密码的方式破解密码。
        /// 【注意】:此函数需要管理员权限,也就是说调用该函数前必须保证加密狗当前权限为管理员权限。
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号 比如,一共插了2个加密狗,Index=0表示操作第一个加密狗,Index=1表示操作第二个加密狗</param>
        /// <param name="cAttempt">【输入】错误密码尝试次数 0:不做限制 非0:限制为指定次数 </param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeySetUserPassWordAttempt(ushort Index, Byte cAttempt);
        /// <summary>
        /// 设置加密狗的管理员密码错误尝试次数,例如设置管理员密码错误尝试次数为5,当执行管理员登陆时候,如果连续
        /// 输入5次错误的密码,加密狗将被锁定,以后将不能登陆。该机制类似于银行卡密码,连续输入3次错误密码,银行卡将被
        /// 锁定。有效防止暴力破解、穷举密码的方式破解密码。
        /// 【注意】:此函数需要管理员权限,也就是说调用该函数前必须保证加密狗当前权限为管理员权限。
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号 比如,一共插了2个加密狗,Index=0表示操作第一个加密狗,Index=1表示操作第二个加密狗</param>
        /// <param name="cAttempt">【输入】错误密码尝试次数 0:不做限制 非0:限制为指定次数 </param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeySetAdminPassWordAttempt(ushort Index, Byte cAttempt);
        /// <summary>
        /// 获取加密狗的用户密码错误尝试次数,例如设置用户密码错误尝试次数为5,当执行用户登陆时候,如果连续
        /// 输入5次错误的密码,加密狗将被锁定,不能登陆。该机制类似于银行卡密码,连续输入3次错误密码,银行卡将被
        /// 锁定。有效防止暴力破解。
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号</param>
        /// <param name="pcCurrentAttempt">【返回】当前剩余的密码尝试次数</param>
        /// <param name="pcMaxAttempt">【返回】最大密码尝试次数,该次数为通过VikeySetUserPassWordAttempt设置的次数</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeyGetUserPassWordAttempt(ushort Index, Byte pcCurrentAttempt, Byte pcMaxAttempt);
        /// <summary>
        /// 获取加密狗的管理员密码错误尝试次数,例如设置管理员密码错误尝试次数为5,当执行管理员登陆时候,如果连续
        /// 输入5次错误的密码,加密狗将被锁定,不能登陆。该机制类似于银行卡密码,连续输入3次错误密码,银行卡将被
        /// 锁定。有效防止暴力破解。
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号</param>
        /// <param name="pcCurrentAttempt">【返回】当前剩余的密码尝试次数</param>
        /// <param name="pcMaxAttempt">【返回】最大密码尝试次数,该次数为通过VikeySetAdminPassWordAttempt设置的次数</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeyGetAdminPassWordAttempt(ushort Index, Byte pcCurrentAttempt, Byte pcMaxAttempt);
        #endregion

        #region 重置加密狗密码
        /// <summary>
        /// 修改ViKey加密狗的用户密码和管理员
        /// 【注意】:此函数需要管理员权限,也就是说调用该函数前必须保证加密狗当前权限为管理员权限,才能修改成功。
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号</param>
        /// <param name="pNewUserPassword">【输入】加密狗新的用户密码</param>
        /// <param name="pNewAdminPassword">【输入】加密狗新的管理员密码</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeyResetPassword(ushort Index, Byte[] pNewUserPassword, Byte[] pNewAdminPassword);
        #endregion

        #region 获取随机数
        /// <summary>
        /// 获取4个随机数,在程序中程序员可能需要到随机数,可以调用加密狗的该函数获取加密狗中的随机数,更为安全。
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号</param>
        /// <param name="pReturn1">【返回】获取随机数1(0~65535)</param>
        /// <param name="pReturn2">【返回】获取随机数2(0~65535)</param>
        /// <param name="pReturn3">【返回】获取随机数3(0~65535)</param>
        /// <param name="pReturn4">【返回】获取随机数4(0~65535)</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint ViKeyRandom(ushort Index, ref ushort pReturn1, ref ushort pReturn2, ref ushort pReturn3, ref ushort pReturn4);
        #endregion

        #region 数据读写
        /// <summary>
        /// 设置加密狗的软件ID
        /// 【注意】:此函数需要管理员权限,也就是说调用该函数前必须保证加密狗当前权限为管理员权限。
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号</param>
        /// <param name="SoftIDString">【输入】加密狗的软件ID标识, 8个字母或数字</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeySetSoftIDString(ushort Index, Byte[] SoftIDString);
        /// <summary>
        /// 获取加密狗的软件ID
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号</param>
        /// <param name="SoftIDString">【返回】加密狗的软件ID标识, 8个字母或数字</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeyGetSoftIDString(ushort Index, Byte[] SoftIDString);
        /// <summary>
        /// 读取加密狗的数据,加密狗有数据存储区,可供读写
        /// 【注意】:此函数需要用户权限,也就是说调用该函数前必须保证加密狗当前权限要大于用户权限。
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号 </param>
        /// <param name="pStartAddress">【输入】读取数据的起始地址</param>
        /// <param name="pBufferLength">【输入】读取数据的长度</param>
        /// <param name="pBuffer">【返回】读取到的数据</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeyReadData(ushort Index, ushort pStartAddress, ushort pBufferLength, Byte[] pBuffer);
        /// <summary>
        /// 写入数据到加密狗,加密狗有数据存储区,可供读写
        /// 【注意】:此函数需要管理员权限,也就是说调用该函数前必须保证加密狗当前权限为管理员权限。 
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号 </param>
        /// <param name="pStartAddress">【输入】写入数据的起始地址</param>
        /// <param name="pBufferLength">【输入】写入数据的长度</param>
        /// <param name="pBuffer">【返回】写入数据的指针</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeyWriteData(ushort Index, ushort pStartAddress, ushort pBufferLength, Byte[] pBuffer);
        #endregion

        #region 计数器模块
        /// <summary>
        /// 将指定计数器中的数值减一
        /// ViKey加密狗为程序员提供一组计数器,该计数器只能递减,也就是递减计数器,可以设置初始值,调用该函数来实现减一。
        /// 【注意】:此函数需要用户权限,也就是说调用该函数前必须保证加密狗当前权限为用户权限,方可调用成功。
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号</param>
        /// <param name="ModelueIndex">【输入】计数器的序号</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint ViKeyDecraseModule(ushort Index, ushort ModelueIndex);
        /// <summary>
        /// 获取加密狗中计数器的值
        /// ViKey加密狗为程序员提供一组计数器,该计数器只能递减,也就是递减计数器,可以设置初始值,调用该函数来获取计数器中的数值。
        /// 【注意】:此函数需要用户权限,也就是说调用该函数前必须保证加密狗当前权限为用户权限,方可调用成功。
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号 </param>
        /// <param name="wModuleIndex">【输入】计数器的序号</param>
        /// <param name="pwValue">【返回】计数器中的值</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint ViKeyGetModule(ushort Index, ushort wModuleIndex, ushort pwValue);
        /// <summary>
        /// 设置递减计数器的初始值和模式
        /// ViKey加密狗为程序员提供一组计数器,该计数器只能递减,也就是递减计数器,调用该函数来设置计数值的初始状态。
        /// 【注意】:此函数需要管理员权限,也就是说调用该函数前必须保证加密狗当前权限为管理员权限。 
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号</param>
        /// <param name="ModelueIndex">【输入】计数器的序号</param>
        /// <param name="pValue">【输入】计数器的值</param>
        /// <param name="pDecrease">【输入】计数器的模式   1:允许递减  0:不允许递减</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint ViKeySetModule(ushort Index, ushort ModelueIndex, ushort pValue, ushort pDecrease);
        /// <summary>
        /// 检查计数器的数值是否为零 模式是否允许可以递减
        /// ViKey加密狗为程序员提供一组计数器,该计数器只能递减,也就是递减计数器,调用该函数来检查计数器中的数值是否为0。
        /// 【注意】:此函数需要用户权限,也就是说调用该函数前必须保证加密狗当前权限为用户权限,方可调用成功。
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号</param>
        /// <param name="ModelueIndex">【输入】计数器的序号</param>
        /// <param name="pIsZero">【输入】是否为零</param>
        /// <param name="pCanDecrase">【输入】是否允许递减</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint ViKeyCheckModule(ushort Index, ushort ModelueIndex, ref ushort pIsZero, ref ushort pCanDecrase);
        #endregion

        #region 加解密算法
        /// <summary>
        /// 设置DES算法用到的秘钥Key,Des加解密算法是一种国际标准的加解密算法,安全性高,破解难度大.
        /// 【注意】:此函数需要管理员权限,也就是说调用该函数前必须保证加密狗当前权限为管理员权限。
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号</param>
        /// <param name="pMD5key">【输入】秘钥地址,秘钥长度固定为8个字节</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeyDesSetKey(ushort Index, Byte[] pMD5key);
        /// <summary>
        /// DES加密数据,加密长度必须为8的倍数
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号 </param>
        /// <param name="length">【输入】要加密的数据长度,明文当长度必须为8的倍数</param>
        /// <param name="pText">【输入】明文地址</param>
        /// <param name="pResult">【返回】加密返回密文地址</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeyDesEncrypt(ushort Index, ushort length, Byte[] pText, Byte[] pResult);
        /// <summary>
        /// DES解密数据,解密长度必须为8的倍数
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号 </param>
        /// <param name="length">【输入】要解密的数据长度,明文当长度必须为8的倍数</param>
        /// <param name="pText">【输入】密文地址</param>
        /// <param name="pResult">【返回】解密返回明文地址</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeyDesDecrypt(ushort Index, ushort length, Byte[] pText, Byte[] pResult);
        /// <summary>
        /// 设置3DES算法用到的秘钥Key,3Des加解密算法是一种国际标准的加解密算法,安全性高,破解难度大.
        /// 【注意】:此函数需要管理员权限,也就是说调用该函数前必须保证加密狗当前权限为管理员权限。 
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号</param>
        /// <param name="pMD5key">【输入】秘钥地址</param>
        /// <param name="keyType">【输入】0表示密钥长度为16字节  1表示密钥长度为24字节</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint Vikey3DesSetKey(ushort Index, Byte[] pMD5key, ushort keyType);
        /// <summary>
        /// 3DES加密数据,向量为0,ECB模式 ,加密长度必须为8的倍数
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号</param>
        /// <param name="length">【输入】要加密的数据长度,明文当长度必须为8的倍数</param>
        /// <param name="pText">【输入】明文地址</param>
        /// <param name="pResult">【返回】加密返回密文地址</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint Vikey3DesEncrypt(ushort Index, ushort length, Byte[] pText, Byte[] pResult);
        /// <summary>
        /// 3DES解密数据,向量为0,ECB模式 ,解密长度必须为8的倍数
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号 </param>
        /// <param name="length">【输入】要解密的数据长度,明文当长度必须为8的倍数</param>
        /// <param name="pText">【输入】密文地址</param>
        /// <param name="pResult">【返回】解密返回明文地址</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint Vikey3DesDecrypt(ushort Index, ushort length, Byte[] pText, Byte[] pResult);

        #endregion

        #region 哈希认证算法
        /// <summary>
        /// 进行MD5哈希运算
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号</param>
        /// <param name="length">【输入】数据长度</param>
        /// <param name="pText">【输入】数据内容</param>
        /// <param name="pResult">【返回】哈希运算结果</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeyMD5(ushort Index, ushort length, Byte[] pText, Byte[] pResult);
        /// <summary>
        /// 设置MD5算法秘钥
        /// 【注意】:此函数需要管理员权限,也就是说调用该函数前必须保证加密狗当前权限为管理员权限。
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号</param>
        /// <param name="pMD5key">【输入】秘钥内容</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeySetMD5Key(ushort Index, Byte[] pMD5key);
        /// <summary>
        /// 进行HMAC_MD5哈希运算
        /// 【注意】:此函数需要用户权限,也就是说调用该函数前必须保证加密狗当前权限为用户权限,方可调用成功。
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号 </param>
        /// <param name="length">【输入】输入内容长度</param>
        /// <param name="pText">【输入】输入内容</param>
        /// <param name="pResult">【返回】计算结果</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeyHmacMD5(ushort Index, ushort length, Byte[] pText, Byte[] pResult);
        /// <summary>
        /// 进行SHA1哈希运算
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号</param>
        /// <param name="length">【输入】数据长度</param>
        /// <param name="pText">【输入】数据内容</param>
        /// <param name="pResult">【返回】哈希运算结果</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeySHA1(ushort Index, ushort length, Byte[] pText, Byte[] pResult);
        /// <summary>
        /// 设置SHA1算法秘钥
        /// 【注意】:此函数需要管理员权限,也就是说调用该函数前必须保证加密狗当前权限为管理员权限。 
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号</param>
        /// <param name="pSHA1key">【输入】秘钥内容</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeySetSHA1Key(ushort Index, Byte[] pSHA1key);
        /// <summary>
        /// 进行HMAC_SHA1哈希运算
        /// 【注意】:此函数需要用户权限,也就是说调用该函数前必须保证加密狗当前权限为用户权限,方可调用成功。 
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号</param>
        /// <param name="length">【输入】输入内容长度</param>
        /// <param name="pText">【输入】输入内容</param>
        /// <param name="pResult">【返回】计算结果</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeyHmacSHA1(ushort Index, ushort length, Byte[] pText, Byte[] pResult);
        #endregion

        #region 时钟功能
        /// <summary>
        /// ViKeyTime时钟型加密狗,内部有独立的电子时钟,可以简单的理解为内部有个和人们带的电子表一样,可以实时获取当前
        /// 日期、时间,但是这个日期、时间无法被篡改。该函数就是获取加密狗内部时钟的时间。
        /// typedef struct _VIKEY_TIME 
        ///{ 
        ///     BYTE cYear; 
        ///     BYTE cMonth; 
        ///     BYTE cDay; 
        ///     BYTE cHour; 
        ///     BYTE cMinute; 
        ///     BYTE cSecond; 
        ///} SVikeyTime, *PVIKEYTIME;
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号</param>
        /// <param name="pTime">【返回】当前日期、时间,6个字节内容分别是年月日时分秒</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeyGetTime(ushort Index, Byte[] pTime);

        #endregion

        #region 网络功能
        /// <summary>
        /// 设置网络狗允许连接的最大客户端数,该函数只针对ViKeyNET网络狗有效
        /// 【注意】:此函数需要管理员权限,也就是说调用该函数前必须保证加密狗当前权限为管理员权限。 
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号</param>
        /// <param name="dwCount">【输入】网络狗允许连接的最大客户端数</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeySetMaxClientCount(ushort Index, ushort dwCount);
        /// <summary>
        /// 获取网络狗允许连接的最大客户端数,该函数只针对ViKeyNET网络狗有效
        /// 【注意】:此函数需要用户权限,也就是说调用该函数前必须保证加密狗当前权限为用户权限,方可调用成功。
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号</param>
        /// <param name="pdwCount">【返回】网络狗允许连接的最大客户端数</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeyGetMaxClientCount(ushort Index, ushort pdwCount);
        #endregion

        #region 自动打开网页
        /// <summary>
        /// 在网页应用中,安装加密狗控件后,通过此接口设置自动打开网页的网址 
        /// 【注意】:此函数需要管理员权限,也就是说调用该函数前必须保证加密狗当前权限为管理员权限。 
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号</param>
        /// <param name="pUrl">【输入】自动打开网页的网址,以零结尾的字符串</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeySetAutoRunUrl(ushort Index, Byte[] pUrl);
        /// <summary>
        /// 通过此接口获取自动打开网页的网址
        /// </summary>
        /// <param name="Index">【输入】指定加密狗的序号</param>
        /// <param name="pUrl">【返回】自动打开网页的网址</param>
        /// <returns>0:表示函数执行成功 非0:则表示函数失败,错误原因可以参见错误码含义</returns>
        [DllImport("ViKey")]
        public static extern uint VikeyGetAutoRunUrl(ushort Index, Byte[] pUrl);
        #endregion

        [DllImport("ViKey")]
        public static extern uint VikeySeed(ushort Index, ref uint pSeed, ref ushort pReturn1, ref ushort pReturn2, ref ushort pReturn3, ref ushort pReturn4);


        public static byte[] intToBytes(int value)
        {
            byte[] src = new byte[4];
            src[0] = (byte)((value >> 24) & 0xFF);
            src[1] = (byte)((value >> 16) & 0xFF);
            src[2] = (byte)((value >> 8) & 0xFF);
            src[3] = (byte)(value & 0xFF);
            return src;
        }
        public static int bytesToInt(byte[] src, int offset)
        {
            int value;
            value = (int)(((src[offset] & 0xFF) << 24)
                    | ((src[offset + 1] & 0xFF) << 16)
                    | ((src[offset + 2] & 0xFF) << 8)
                    | (src[offset + 3] & 0xFF));
            return value;
        }
    }
}

EmailHelper

using System;
using System.Collections.Generic;
using System.Configuration;
using System.Linq;
using System.Net;
using System.Net.Mail;
using System.Text;

namespace Helper
{
    /// <summary>
    /// Author      : yenange
    /// Date        : 2014-02-26
    /// Description : 邮件发送辅助类
    /// </summary>
    public class EmailHelper
    {
        #region [ 属性(发送Email相关) ]
        private string _SmtpHost = string.Empty;
        private int _SmtpPort = -1;
        private string _FromEmailAddress = string.Empty;
        private string _FormEmailPassword = string.Empty;

        /// <summary>
        /// smtp 服务器 
        /// </summary>
        public string SmtpHost
        {
            get
            {
                if (string.IsNullOrEmpty(_SmtpHost))
                {
                    _SmtpHost = ConfigurationManager.AppSettings["SmtpHost"];
                }
                return _SmtpHost;
            }
        }
        /// <summary>
        /// smtp 服务器端口  默认为25
        /// </summary>
        public int SmtpPort
        {
            get
            {
                if (_SmtpPort == -1)
                {
                    if (!int.TryParse(ConfigurationManager.AppSettings["SmtpPort"], out _SmtpPort))
                    {
                        _SmtpPort = 25;
                    }
                }
                return _SmtpPort;
            }
        }
        /// <summary>
        /// 发送者 Eamil 地址
        /// </summary>
        public string FromEmailAddress
        {
            get
            {
                if (string.IsNullOrEmpty(_FromEmailAddress))
                {
                    _FromEmailAddress = ConfigurationManager.AppSettings["FromEmailAddress"];
                }
                return _FromEmailAddress;
            }
        }

        /// <summary>
        /// 发送者 Eamil 密码
        /// </summary>
        public string FormEmailPassword
        {
            get
            {
                if (string.IsNullOrEmpty(_FormEmailPassword))
                {
                    _FormEmailPassword = ConfigurationManager.AppSettings["FormEmailPassword"];
                }
                return _FormEmailPassword;
            }
        }
        #endregion

        #region [ 属性(邮件相关) ]
        /// <summary>
        /// 收件人 Email 列表,多个邮件地址之间用 半角逗号 分开
        /// </summary>
        public string ToList { get; set; }
        /// <summary>
        /// 邮件的抄送者,支持群发,多个邮件地址之间用 半角逗号 分开
        /// </summary>
        public string CCList { get; set; }
        /// <summary>
        /// 邮件的密送者,支持群发,多个邮件地址之间用 半角逗号 分开
        /// </summary>
        public string BccList { get; set; }
        /// <summary>
        /// 邮件标题
        /// </summary>
        public string Subject { get; set; }
        /// <summary>
        /// 邮件正文
        /// </summary>
        public string Body { get; set; }

        private bool _IsBodyHtml = true;
        /// <summary>
        /// 邮件正文是否为Html格式
        /// </summary>
        public bool IsBodyHtml
        {
            get { return _IsBodyHtml; }
            set { _IsBodyHtml = value; }
        }
        /// <summary>
        /// 附件列表
        /// </summary>
        public List<Attachment> AttachmentList { get; set; }
        #endregion

        #region [ 构造函数 ]
        /// <summary>
        /// 构造函数 (body默认为html格式)
        /// </summary>
        /// <param name="toList">收件人列表</param>
        /// <param name="subject">邮件标题</param>
        /// <param name="body">邮件正文</param>
        public EmailHelper(string toList, string subject, string body)
        {
            this.ToList = toList;
            this.Subject = subject;
            this.Body = body;
        }
        /// <summary>
        /// 构造函数
        /// </summary>
        /// <param name="toList">收件人列表</param>
        /// <param name="subject">邮件标题</param>
        /// <param name="isBodyHtml">邮件正文是否为Html格式</param>
        /// <param name="body">邮件正文</param>
        public EmailHelper(string toList, string subject, bool isBodyHtml, string body)
        {
            this.ToList = toList;
            this.Subject = subject;
            this.IsBodyHtml = isBodyHtml;
            this.Body = body;
        }
        /// <summary>
        /// 构造函数
        /// </summary>
        /// <param name="toList">收件人列表</param>
        /// <param name="ccList">抄送人列表</param>
        /// <param name="bccList">密送人列表</param>
        /// <param name="subject">邮件标题</param>
        /// <param name="isBodyHtml">邮件正文是否为Html格式</param>
        /// <param name="body">邮件正文</param>
        public EmailHelper(string toList, string ccList, string bccList, string subject, bool isBodyHtml, string body)
        {
            this.ToList = toList;
            this.CCList = ccList;
            this.BccList = bccList;
            this.Subject = subject;
            this.IsBodyHtml = isBodyHtml;
            this.Body = body;
        }
        /// <summary>
        /// 构造函数
        /// </summary>
        /// <param name="toList">收件人列表</param>
        /// <param name="ccList">抄送人列表</param>
        /// <param name="bccList">密送人列表</param>
        /// <param name="subject">邮件标题</param>
        /// <param name="isBodyHtml">邮件正文是否为Html格式</param>
        /// <param name="body">邮件正文</param>
        /// <param name="attachmentList">附件列表</param>
        public EmailHelper(string toList, string ccList, string bccList, string subject, bool isBodyHtml, string body, List<Attachment> attachmentList)
        {
            this.ToList = toList;
            this.CCList = ccList;
            this.BccList = bccList;
            this.Subject = subject;
            this.IsBodyHtml = isBodyHtml;
            this.Body = body;
            this.AttachmentList = attachmentList;
        }
        #endregion

        #region [ 发送邮件 ]
        /// <summary>
        /// 发送邮件
        /// </summary>
        /// <returns></returns>
        public void Send()
        {
            SmtpClient smtp = new SmtpClient();                 //实例化一个SmtpClient
            smtp.DeliveryMethod = SmtpDeliveryMethod.Network;   //将smtp的出站方式设为 Network
            smtp.EnableSsl = false;                             //smtp服务器是否启用SSL加密
            smtp.Host = this.SmtpHost;                          //指定 smtp 服务器地址
            smtp.Port = this.SmtpPort;                          //指定 smtp 服务器的端口,默认是25,如果采用默认端口,可省去
            smtp.UseDefaultCredentials = true;                  //如果你的SMTP服务器不需要身份认证,则使用下面的方式,不过,目前基本没有不需要认证的了
            smtp.Credentials = new NetworkCredential(this.FromEmailAddress, this.FormEmailPassword);    //如果需要认证,则用下面的方式

            MailMessage mm = new MailMessage(); //实例化一个邮件类
            mm.Priority = MailPriority.Normal; //邮件的优先级,分为 Low, Normal, High,通常用 Normal即可
            mm.From = new MailAddress(this.FromEmailAddress, "管理员", Encoding.GetEncoding(936));

            //收件人
            if (!string.IsNullOrEmpty(this.ToList))
                mm.To.Add(this.ToList);
            //抄送人
            if (!string.IsNullOrEmpty(this.CCList))
                mm.CC.Add(this.CCList);
            //密送人
            if (!string.IsNullOrEmpty(this.BccList))
                mm.Bcc.Add(this.BccList);

            mm.Subject = this.Subject;                      //邮件标题
            mm.SubjectEncoding = Encoding.GetEncoding(936); //这里非常重要,如果你的邮件标题包含中文,这里一定要指定,否则对方收到的极有可能是乱码。
            mm.IsBodyHtml = this.IsBodyHtml;                //邮件正文是否是HTML格式
            mm.BodyEncoding = Encoding.GetEncoding(936);    //邮件正文的编码, 设置不正确, 接收者会收到乱码
            mm.Body = this.Body;                            //邮件正文
            //邮件附件
            if (this.AttachmentList != null && this.AttachmentList.Count > 0)
            {
                foreach (Attachment attachment in this.AttachmentList)
                {
                    mm.Attachments.Add(attachment);
                }
            }
            //发送邮件,如果不返回异常, 则大功告成了。
            smtp.Send(mm);
        }
        #endregion
    }
}

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Text;

namespace Helper
{
    public class FTPHelper
    {
        /// <summary>  
        /// FTP请求对象  
        /// </summary>  
        FtpWebRequest request = null;
        /// <summary>  
        /// FTP响应对象  
        /// </summary>  
        FtpWebResponse response = null;
        /// <summary>  
        /// FTP服务器地址  
        /// </summary>  
        public string ftpURI { get; private set; }
        /// <summary>  
        /// FTP服务器IP  
        /// </summary>  
        public string ftpServerIP { get; private set; }
        /// <summary>  
        /// FTP服务器默认目录  
        /// </summary>  
        public string ftpRemotePath { get; private set; }
        /// <summary>  
        /// FTP服务器登录用户名  
        /// </summary>  
        public string ftpUserID { get; private set; }
        /// <summary>  
        /// FTP服务器登录密码  
        /// </summary>  
        public string ftpPassword { get; private set; }

        /// <summary>    
        /// 初始化  
        /// </summary>    
        /// <param name="FtpServerIP">FTP连接地址</param>    
        /// <param name="FtpRemotePath">指定FTP连接成功后的当前目录, 如果不指定即默认为根目录</param>    
        /// <param name="FtpUserID">用户名</param>    
        /// <param name="FtpPassword">密码</param>    
        public FTPHelper(string ftpServerIP, string ftpRemotePath, string ftpUserID, string ftpPassword)
        {
            this.ftpServerIP = ftpServerIP;
            this.ftpRemotePath = ftpRemotePath;
            this.ftpUserID = ftpUserID;
            this.ftpPassword = ftpPassword;
            this.ftpURI = "ftp://" + ftpServerIP + "/" + ftpRemotePath + "/";
        }
        ~FTPHelper()
        {
            if (response != null)
            {
                response.Close();
                response = null;
            }
            if (request != null)
            {
                request.Abort();
                request = null;
            }
        }
        /// <summary>  
        /// 建立FTP链接,返回响应对象  
        /// </summary>  
        /// <param name="uri">FTP地址</param>  
        /// <param name="ftpMethod">操作命令</param>  
        /// <returns></returns>  
        private FtpWebResponse Open(Uri uri, string ftpMethod)
        {
            request = (FtpWebRequest)FtpWebRequest.Create(uri);
            request.Method = ftpMethod;
            request.UseBinary = true;
            request.KeepAlive = false;
            request.Credentials = new NetworkCredential(this.ftpUserID, this.ftpPassword);
            return (FtpWebResponse)request.GetResponse();
        }

        /// <summary>         
        /// 建立FTP链接,返回请求对象         
        /// </summary>        
        /// <param name="uri">FTP地址</param>         
        /// <param name="ftpMethod">操作命令</param>         
        private FtpWebRequest OpenRequest(Uri uri, string ftpMethod)
        {
            request = (FtpWebRequest)WebRequest.Create(uri);
            request.Method = ftpMethod;
            request.UseBinary = true;
            request.KeepAlive = false;
            request.Credentials = new NetworkCredential(this.ftpUserID, this.ftpPassword);
            return request;
        }
        /// <summary>
        /// 验证登录用户是否合法
        /// </summary>
        /// <param name="ftpAddress">ftp路径</param>
        /// <param name="ftpUserName">ftp用户名</param>
        /// <param name="ftpUserPwd">ftp密码</param>
        /// <returns></returns>
        public bool CheckFtp()
        {
            bool res = false;

            try
            {
                request = (FtpWebRequest)FtpWebRequest.Create(this.ftpURI);
                request.Method = WebRequestMethods.Ftp.ListDirectory;//发送一个请求命令
                request.UseBinary = true;
                request.KeepAlive = false;
                request.Credentials = new NetworkCredential(this.ftpUserID, this.ftpPassword);
                FtpWebResponse ftpResponse = (FtpWebResponse)request.GetResponse();//响应一个请求
                ftpResponse.Close();

                res = true;
            }
            catch
            {
                res = false;
            }

            return res;
        }
        /// <summary>
        /// 验证登录用户是否合法
        /// </summary>
        /// <param name="ftpAddress">ftp路径</param>
        /// <param name="ftpUserName">ftp用户名</param>
        /// <param name="ftpUserPwd">ftp密码</param>
        /// <returns></returns>
        public static bool CheckFtp(string ftpAddress, string ftpUserName, string ftpUserPwd)
        {
            bool res = false;

            try
            {
                FtpWebRequest ftpWebRequest = (FtpWebRequest)WebRequest.Create("ftp://" + ftpAddress);//创建FtpWebRequest对象
                ftpWebRequest.Credentials = new NetworkCredential(ftpUserName, ftpUserPwd);//设置FTP登陆信息
                ftpWebRequest.Method = WebRequestMethods.Ftp.ListDirectory;//发送一个请求命令
                FtpWebResponse ftpResponse = (FtpWebResponse)ftpWebRequest.GetResponse();//响应一个请求
                ftpResponse.Close();//关闭请求
                res = true;
            }
            catch
            {
                res = false;
            }

            return res;
        }
        /// <summary>  
        /// 创建目录  
        /// </summary>  
        /// <param name="remoteDirectoryName">目录名</param>  
        public void CreateDirectory(string remoteDirectoryName)
        {
            response = Open(new Uri(ftpURI + remoteDirectoryName), WebRequestMethods.Ftp.MakeDirectory);
        }
        /// <summary>  
        /// 更改目录或文件名  
        /// </summary>  
        /// <param name="currentName">当前名称</param>  
        /// <param name="newName">修改后新名称</param>  
        public void ReName(string currentName, string newName)
        {
            request = OpenRequest(new Uri(ftpURI + currentName), WebRequestMethods.Ftp.Rename);
            request.RenameTo = newName;
            response = (FtpWebResponse)request.GetResponse();
        }
        /// <summary>    
        /// 切换当前目录    
        /// </summary>    
        /// <param name="IsRoot">true:绝对路径 false:相对路径</param>     
        public void GotoDirectory(string DirectoryName, bool IsRoot)
        {
            if (IsRoot)
                ftpRemotePath = DirectoryName;
            else
                ftpRemotePath += "/" + DirectoryName;

            ftpURI = "ftp://" + ftpServerIP + "/" + ftpRemotePath + "/";
        }
        /// <summary>  
        /// 删除目录(包括下面所有子目录和子文件)  
        /// </summary>  
        /// <param name="remoteDirectoryName">要删除的带路径目录名:如web/test</param>  
        /* 
         * 例:删除test目录 
         FTPHelper helper = new FTPHelper("x.x.x.x", "web", "user", "password");                   
         helper.RemoveDirectory("web/test"); 
         */
        public void RemoveDirectory(string remoteDirectoryName)
        {
            GotoDirectory(remoteDirectoryName, true);
            var listAll = ListFilesAndDirectories();
            foreach (var m in listAll)
            {
                if (m.IsDirectory)
                    RemoveDirectory(m.Path);
                else
                {

                    GotoDirectory(remoteDirectoryName, true);
                    DeleteFile(m.Name);
                }
            }
            GotoDirectory(remoteDirectoryName, true);
            response = Open(new Uri(ftpURI), WebRequestMethods.Ftp.RemoveDirectory);
        }
        /// <summary>
        /// 删除文件
        /// </summary>
        /// <param name="remoteFilePatch"></param>
        public void RemoveFile(string remoteFilePatch)
        {
            string directoryName = remoteFilePatch.Substring(0, remoteFilePatch.LastIndexOf('/'));
            string fileName = remoteFilePatch.Replace(directoryName, "").Substring(1);
            GotoDirectory(directoryName, true);
            var listAll = ListFilesAndDirectories();
            foreach (var m in listAll)
            {
                if (m.Name == fileName)
                    DeleteFile(m.Name);
            }
        }
        /// <summary>
        /// 删除所有文件
        /// </summary>
        /// <param name="remoteFilePatch"></param>
        public void RemoveAllFile(string remoteFilePatch)
        {
            try
            {

                string directoryName = remoteFilePatch.Substring(0, remoteFilePatch.LastIndexOf('/')) + '/';
                if (System.IO.Directory.Exists(directoryName))//判断文件夹是否存在
                {

                    string[] strFiles = System.IO.Directory.GetFiles(remoteFilePatch);//获取文件数组
                    foreach (var item in strFiles)
                    {
                        System.IO.File.Delete(item);
                    }
                }
            }
            catch (Exception e)
            {

                System.Diagnostics.Debug.Write(e.Message.ToString());
            }

        }
        /// <summary>  
        /// 文件上传  
        /// </summary>  
        /// <param name="localFilePath">本地文件路径</param>  
        public void Upload(string localFilePath)
        {
            FileInfo fileInf = new FileInfo(localFilePath);
            request = OpenRequest(new Uri(ftpURI + fileInf.Name), WebRequestMethods.Ftp.UploadFile);
            request.ContentLength = fileInf.Length;
            int buffLength = 2048;
            byte[] buff = new byte[buffLength];
            int contentLen;
            using (var fs = fileInf.OpenRead())
            {
                using (var strm = request.GetRequestStream())
                {
                    contentLen = fs.Read(buff, 0, buffLength);
                    while (contentLen != 0)
                    {
                        strm.Write(buff, 0, contentLen);
                        contentLen = fs.Read(buff, 0, buffLength);
                    }
                }
            }
        }
        /// <summary>
        /// 上传图片并压缩
        /// </summary>
        /// <param name="img"></param>
        /// <param name="fileFullName"></param>
        public void UploadImg(System.Drawing.Image img, string fileFullName)
        {

            MemoryStream stream = new MemoryStream();
            System.Drawing.Bitmap bmp = new System.Drawing.Bitmap(img);
            stream = ImageHelper.CompressImages(bmp, 30);
            request = OpenRequest(new Uri(ftpURI + fileFullName), WebRequestMethods.Ftp.UploadFile);
            request.ContentLength = stream.Length;
            int buffLength = 2048;
            byte[] buff = new byte[buffLength];
            int contentLen;
            stream.Position = 0;
            using (var strm = request.GetRequestStream())
            {
                contentLen = stream.Read(buff, 0, buffLength);
                while (contentLen != 0)
                {
                    strm.Write(buff, 0, contentLen);
                    contentLen = stream.Read(buff, 0, buffLength);
                }
            }
        }
        /// <summary>    
        /// 删除文件    
        /// </summary>    
        /// <param name="remoteFileName">要删除的文件名</param>  
        public void DeleteFile(string remoteFileName)
        {
            response = Open(new Uri(ftpURI + remoteFileName), WebRequestMethods.Ftp.DeleteFile);
        }

        /// <summary>  
        /// 获取当前目录的文件和一级子目录信息  
        /// </summary>  
        /// <returns></returns>  
        public List<FTPFileStruct> ListFilesAndDirectories()
        {
            var fileList = new List<FTPFileStruct>();
            response = Open(new Uri(ftpURI), WebRequestMethods.Ftp.ListDirectoryDetails);
            using (var stream = response.GetResponseStream())
            {
                using (var sr = new StreamReader(stream))
                {
                    string line = null;
                    while ((line = sr.ReadLine()) != null)
                    {
                        //line的格式如下:  
                        //08-18-13  11:05PM       <DIR>          aspnet_client  
                        //09-22-13  11:39PM                 2946 Default.aspx  
                        DateTime dtDate = DateTime.ParseExact(line.Substring(0, 8), "MM-dd-yy", null);
                        DateTime dtDateTime = DateTime.Parse(dtDate.ToString("yyyy-MM-dd") + line.Substring(8, 9));
                        string[] arrs = line.Split(' ');
                        var model = new FTPFileStruct()
                        {
                            IsDirectory = line.IndexOf("<DIR>") > 0 ? true : false,
                            CreateTime = dtDateTime,
                            Name = arrs[arrs.Length - 1],
                            Path = ftpRemotePath + "/" + arrs[arrs.Length - 1]
                        };
                        fileList.Add(model);
                    }
                }
            }
            return fileList;
        }
        /// <summary>         
        /// 列出当前目录的所有文件         
        /// </summary>         
        public List<FTPFileStruct> ListFiles()
        {
            var listAll = ListFilesAndDirectories();
            var listFile = listAll.Where(m => m.IsDirectory == false).ToList();
            return listFile;
        }
        /// <summary>         
        /// 列出当前目录的所有一级子目录         
        /// </summary>         
        public List<FTPFileStruct> ListDirectories()
        {
            var listAll = ListFilesAndDirectories();
            var listFile = listAll.Where(m => m.IsDirectory == true).ToList();
            return listFile;
        }
        /// <summary>         
        /// 判断当前目录下指定的子目录或文件是否存在         
        /// </summary>         
        /// <param name="remoteName">指定的目录或文件名</param>        
        public bool IsExist(string remoteName)
        {
            var list = ListFilesAndDirectories();
            if (list.Count(m => m.Name == remoteName) > 0)
                return true;
            return false;
        }
        /// <summary>         
        /// 判断当前目录下指定的一级子目录是否存在         
        /// </summary>         
        /// <param name="RemoteDirectoryName">指定的目录名</param>        
        public bool IsDirectoryExist(string remoteDirectoryName)
        {
            var listDir = ListDirectories();
            if (listDir.Count(m => m.Name == remoteDirectoryName) > 0)
                return true;
            return false;
        }
        /// <summary>         
        /// 判断当前目录下指定的子文件是否存在        
        /// </summary>         
        /// <param name="RemoteFileName">远程文件名</param>         
        public bool IsFileExist(string remoteFileName)
        {
            var listFile = ListFiles();
            if (listFile.Count(m => m.Name == remoteFileName) > 0)
                return true;
            return false;
        }

        /// <summary>  
        /// 下载  
        /// </summary>  
        /// <param name="saveFilePath">下载后的保存路径</param>  
        /// <param name="downloadFileName">要下载的文件名</param>  
        public void Download(string saveFilePath, string downloadFileName)
        {
            using (FileStream outputStream = new FileStream(saveFilePath + "\\" + downloadFileName, FileMode.Create))
            {
                response = Open(new Uri(ftpURI + downloadFileName), WebRequestMethods.Ftp.DownloadFile);
                using (Stream ftpStream = response.GetResponseStream())
                {
                    long cl = response.ContentLength;
                    int bufferSize = 2048;
                    int readCount;
                    byte[] buffer = new byte[bufferSize];
                    readCount = ftpStream.Read(buffer, 0, bufferSize);
                    while (readCount > 0)
                    {
                        outputStream.Write(buffer, 0, readCount);
                        readCount = ftpStream.Read(buffer, 0, bufferSize);
                    }
                }
            }
        }
        /// <summary>
        /// 下载文件流
        /// </summary>
        /// <param name="downloadFileName">要下载的文件名</param>
        /// <returns></returns>
        public Stream LoadStream(string downloadFileName)
        {
            response = Open(new Uri(ftpURI + downloadFileName), WebRequestMethods.Ftp.DownloadFile);
            using (Stream ftpStream = response.GetResponseStream())
            {
                return ftpStream;
            }
        }
        /// <summary>
        /// 载入远程图片
        /// </summary>
        /// <param name="downloadFileName">要下载的文件名</param>
        /// <returns></returns>
        public System.Drawing.Image LoadImg(string downloadFileName)
        {
            response = Open(new Uri(ftpURI + downloadFileName), WebRequestMethods.Ftp.DownloadFile);
            using (Stream ftpStream = response.GetResponseStream())
            {
                return System.Drawing.Image.FromStream(ftpStream);
            }
        }

    }

    public class FTPFileStruct
    {
        /// <summary>  
        /// 是否为目录  
        /// </summary>  
        public bool IsDirectory { get; set; }
        /// <summary>  
        /// 创建时间  
        /// </summary>  
        public DateTime CreateTime { get; set; }
        /// <summary>  
        /// 文件或目录名称  
        /// </summary>  
        public string Name { get; set; }
        /// <summary>  
        /// 路径  
        /// </summary>  
        public string Path { get; set; }
    }  
}

package

Install-Package System.Data.SQLite.EF6

Config

<connectionStrings>
    <add name="DB_HES" connectionString="Data Source=|DataDirectory|App_Data\DB_HES.db;Version=3;UseUnicode=true;characterEncoding=UTF-8;" providerName="System.Data.SQLite.EF6" />
</connectionStrings>

SqliteHelper

using System;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.Data.SQLite;
using System.IO;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using System.Xml;

namespace HES.AddAdmin
{
    /// <summary>
    /// 对SQLite操作的类
    /// 引用:System.Data.SQLite.dll【版本:3.6.23.1(原始文件名:SQlite3.DLL)】
    /// </summary>
    public class SQLiteHelper
    {
        /// <summary>
        /// 所有成员函数都是静态的,构造函数定义为私有
        /// </summary>
        private SQLiteHelper()
        {
        }
        /// <summary>
        /// 连接字符串
        /// </summary>
        public static string ConnectionString
        {//"Data Source=Test.db3;Pooling=true;FailIfMissing=false";
            get
            {
                ////(AppSettings节点下的"SQLiteConnectionString")
                string text = ConfigurationManager.ConnectionStrings["SQLiteConnectionString"].ConnectionString;
                //string str2 = ConfigurationManager.AppSettings["IsEncrypt"];
                //if (str2 == "true")
                //{
                //    text =  DesEncrypt.Decrypt(text);
                //}
                return text;
            }
        }
        private static SQLiteConnection _Conn = null;
        /// <summary>
        /// 连接对象
        /// </summary>
        public static SQLiteConnection Conn
        {
            get
            {
                if (_Conn == null) _Conn = new SQLiteConnection(ConnectionString);
                return SQLiteHelper._Conn;
            }
            set { SQLiteHelper._Conn = value; }
        }


        #region CreateCommand(commandText,SQLiteParameter[])
        /// <summary>
        /// 创建命令
        /// </summary>
        /// <param name="connection">连接</param>
        /// <param name="commandText">语句</param>
        /// <param name="commandParameters">语句参数.</param>
        /// <returns>SQLite Command</returns>
        public static SQLiteCommand CreateCommand(string commandText, params SQLiteParameter[] commandParameters)
        {
            SQLiteCommand cmd = new SQLiteCommand(commandText, Conn);
            if (commandParameters.Length > 0)
            {
                foreach (SQLiteParameter parm in commandParameters)
                    cmd.Parameters.Add(parm);
            }
            return cmd;
        }
        #endregion


        #region CreateParameter(parameterName,parameterType,parameterValue)
        /// <summary>
        /// 创建参数
        /// </summary>
        /// <param name="parameterName">参数名</param>
        /// <param name="parameterType">参数类型</param>
        /// <param name="parameterValue">参数值</param>
        /// <returns>返回创建的参数</returns>
        public static SQLiteParameter CreateParameter(string parameterName, System.Data.DbType parameterType, object parameterValue)
        {
            SQLiteParameter parameter = new SQLiteParameter();
            parameter.DbType = parameterType;
            parameter.ParameterName = parameterName;
            parameter.Value = parameterValue;
            return parameter;
        }
        #endregion

        #region ExecuteDataSet(commandText,paramList[])
        /// <summary>
        /// 查询数据集
        /// </summary>
        /// <param name="cn">连接.</param>
        /// <param name="commandText">查询语句.</param>
        /// <param name="paramList">object参数列表.</param>
        /// <returns></returns>
        public static DataSet ExecuteDataSet(string commandText, params object[] paramList)
        {

            SQLiteCommand cmd = Conn.CreateCommand();
            cmd.CommandText = commandText;
            if (paramList != null)
            {
                AttachParameters(cmd, commandText, paramList);
            }
            DataSet ds = new DataSet();
            if (Conn.State == ConnectionState.Closed)
                Conn.Open();
            SQLiteDataAdapter da = new SQLiteDataAdapter(cmd);
            da.Fill(ds);
            da.Dispose();
            cmd.Dispose();
            Conn.Close();
            return ds;
        }
        #endregion

        #region ExecuteDataSet(SQLiteCommand)
        /// <summary>
        /// 查询数据集
        /// </summary>
        /// <param name="cmd">SQLiteCommand对象</param>
        /// <returns>返回数据集</returns>
        public static DataSet ExecuteDataSet(SQLiteCommand cmd)
        {
            if (cmd.Connection.State == ConnectionState.Closed)
                cmd.Connection.Open();
            DataSet ds = new DataSet();
            SQLiteDataAdapter da = new SQLiteDataAdapter(cmd);
            da.Fill(ds);
            da.Dispose();
            cmd.Connection.Close();
            cmd.Dispose();
            return ds;
        }
        #endregion

        #region ExecuteDataSet(SQLiteTransaction,commandText,params SQLiteParameter[])
        /// <summary>
        /// 查询数据集
        /// </summary>
        /// <param name="transaction">SQLiteTransaction对象. </param>
        /// <param name="commandText">查询语句.</param>
        /// <param name="commandParameters">命令的参数列表.</param>
        /// <returns>DataSet</returns>
        /// <remarks>必须手动执行关闭连接transaction.connection.Close</remarks>
        public static DataSet ExecuteDataSet(SQLiteTransaction transaction, string commandText, params SQLiteParameter[] commandParameters)
        {
            if (transaction == null) throw new ArgumentNullException("transaction");
            if (transaction != null && transaction.Connection == null) throw new ArgumentException("The transaction was rolled back or committed, please provide an open transaction.", "transaction");
            IDbCommand cmd = transaction.Connection.CreateCommand();
            cmd.CommandText = commandText;
            foreach (SQLiteParameter parm in commandParameters)
            {
                cmd.Parameters.Add(parm);
            }
            if (transaction.Connection.State == ConnectionState.Closed)
                transaction.Connection.Open();
            DataSet ds = ExecuteDataSet((SQLiteCommand)cmd);
            return ds;
        }
        #endregion

        #region ExecuteDataSet(SQLiteTransaction,commandText,object[] commandParameters)
        /// <summary>
        /// 查询数据集
        /// </summary>
        /// <param name="transaction">SQLiteTransaction对象 </param>
        /// <param name="commandText">查询语句.</param>
        /// <param name="commandParameters">命令参数列表</param>
        /// <returns>返回数据集</returns>
        /// <remarks>必须手动执行关闭连接transaction.connection.Close</remarks>
        public static DataSet ExecuteDataSet(SQLiteTransaction transaction, string commandText, object[] commandParameters)
        {

            if (transaction == null) throw new ArgumentNullException("transaction");
            if (transaction != null && transaction.Connection == null) throw new ArgumentException("The transaction was rolled back or committed,                                                          please provide an open transaction.", "transaction");
            IDbCommand cmd = transaction.Connection.CreateCommand();
            cmd.CommandText = commandText;
            AttachParameters((SQLiteCommand)cmd, cmd.CommandText, commandParameters);
            if (transaction.Connection.State == ConnectionState.Closed)
                transaction.Connection.Open();

            DataSet ds = ExecuteDataSet((SQLiteCommand)cmd);
            return ds;
        }
        #endregion

        #region UpdateDataset(insertCommand,deleteCommand,updateCommand,dataSet,tableName)
        /// <summary>
        /// 更新数据集中数据到数据库
        /// </summary>
        /// <param name="insertCommand">insert语句</param>
        /// <param name="deleteCommand">delete语句</param>
        /// <param name="updateCommand">update语句</param>
        /// <param name="dataSet">要更新的DataSet</param>
        /// <param name="tableName">数据集中要更新的table名</param>
        public static void UpdateDataset(SQLiteCommand insertCommand, SQLiteCommand deleteCommand, SQLiteCommand updateCommand, DataSet dataSet, string tableName)
        {
            if (insertCommand == null) throw new ArgumentNullException("insertCommand");
            if (deleteCommand == null) throw new ArgumentNullException("deleteCommand");
            if (updateCommand == null) throw new ArgumentNullException("updateCommand");
            if (tableName == null || tableName.Length == 0) throw new ArgumentNullException("tableName");

            // Create a SQLiteDataAdapter, and dispose of it after we are done
            using (SQLiteDataAdapter dataAdapter = new SQLiteDataAdapter())
            {
                // Set the data adapter commands

                dataAdapter.UpdateCommand = updateCommand;
                dataAdapter.InsertCommand = insertCommand;
                dataAdapter.DeleteCommand = deleteCommand;
                // Update the dataset changes in the data source
                dataAdapter.Update(dataSet, tableName);

                // Commit all the changes made to the DataSet
                dataSet.AcceptChanges();
            }
        }
        #endregion

        #region ExecuteReader(SQLiteCommand,commandText, object[] paramList)
        /// <summary>
        /// ExecuteReader方法
        /// </summary>
        /// <param name="cmd">查询命令</param>
        /// <param name="commandText">含有类似@colume参数的sql语句</param>
        /// <param name="paramList">语句参数列表</param>
        /// <returns>IDataReader</returns>
        public static IDataReader ExecuteReader(SQLiteCommand cmd, string commandText, object[] paramList)
        {
            if (cmd.Connection == null)
                throw new ArgumentException("没有为命令指定活动的连接.", "cmd");
            cmd.CommandText = commandText;
            AttachParameters(cmd, commandText, paramList);
            if (cmd.Connection.State == ConnectionState.Closed)
                cmd.Connection.Open();
            IDataReader rdr = cmd.ExecuteReader(CommandBehavior.CloseConnection);
            return rdr;
        }
        #endregion

        #region ExecuteNonQuery(commandText,paramList)
        /// <summary>
        /// 执行ExecuteNonQuery方法
        /// </summary>
        /// <param name="cn">连接</param>
        /// <param name="commandText">语句</param>
        /// <param name="paramList">参数</param>
        /// <returns></returns>
        public static int ExecuteNonQuery(string commandText, params  object[] paramList)
        {

            SQLiteCommand cmd = Conn.CreateCommand();
            cmd.CommandText = commandText;
            AttachParameters(cmd, commandText, paramList);
            if (Conn.State == ConnectionState.Closed)
                Conn.Open();
            int result = cmd.ExecuteNonQuery();
            cmd.Dispose();
            Conn.Close();

            return result;
        }
        #endregion

        #region ExecuteNonQuery(SQLiteTransaction,commandText,paramList)
        /// <summary>
        /// 执行ExecuteNonQuery方法,带事务
        /// </summary>
        /// <param name="transaction">之前创建好的SQLiteTransaction对象</param>
        /// <param name="commandText">语句.</param>
        /// <param name="paramList">参数.</param>
        /// <returns>返回影响的行数</returns>
        /// <remarks>
        /// 定义事务  DbTransaction trans = conn.BeginTransaction();
        ///     或者:SQLiteTransaction trans = Conn.BeginTransaction();
        /// 操作代码示例:
        /// try
        ///{
        ///    // 连续操作记录 
        ///    for (int i = 0; i < 1000; i++)
        ///    {
        ///        ExecuteNonQuery(trans,commandText,[] paramList);
        ///    }
        ///    trans.Commit();
        ///}
        ///catch
        ///{
        ///    trans.Rollback();
        ///    throw;
        ///}
        ///trans.Connection.Close();//关闭事务连接
        ///transaction.Dispose();//释放事务对象
        /// </remarks>
        public static int ExecuteNonQuery(SQLiteTransaction transaction, string commandText, params  object[] paramList)
        {
            if (transaction == null) throw new ArgumentNullException("transaction is null");
            if (transaction != null && transaction.Connection == null) throw new ArgumentException("The transaction was rolled back or committed,please provide an open transaction.", "transaction");
            using (IDbCommand cmd = transaction.Connection.CreateCommand())
            {
                cmd.CommandText = commandText;
                AttachParameters((SQLiteCommand)cmd, cmd.CommandText, paramList);
                if (transaction.Connection.State == ConnectionState.Closed)
                    transaction.Connection.Open();
                int result = cmd.ExecuteNonQuery();
                return result;
            }

        }
        #endregion

        #region ExecuteNonQuery(IDbCommand)
        /// <summary>
        /// 执行ExecuteNonQuery方法
        /// </summary>
        /// <param name="cmd">创建好的命令.</param>
        /// <returns></returns>
        public static int ExecuteNonQuery(IDbCommand cmd)
        {
            if (cmd.Connection.State == ConnectionState.Closed)
                cmd.Connection.Open();
            int result = cmd.ExecuteNonQuery();
            cmd.Connection.Close();
            cmd.Dispose();
            return result;
        }
        #endregion

        #region ExecuteScalar(commandText,paramList)
        /// <summary>
        /// 执行ExecuteScalar
        /// </summary>
        /// <param name="commandText">语句s</param>
        /// <param name="paramList">参数</param>
        /// <returns></returns>
        public static object ExecuteScalar(string commandText, params  object[] paramList)
        {
            SQLiteConnection cn = new SQLiteConnection(ConnectionString);
            SQLiteCommand cmd = cn.CreateCommand();
            cmd.CommandText = commandText;
            AttachParameters(cmd, commandText, paramList);
            if (cn.State == ConnectionState.Closed)
                cn.Open();
            object result = cmd.ExecuteScalar();
            cmd.Dispose();
            cn.Close();
            return result;
        }
        #endregion

        #region ExecuteXmlReader(IDbCommand)
        /// <summary>
        /// ExecuteXmlReader返回xml格式
        /// </summary>
        /// <param name="command">语句</param>
        /// <returns>返回XmlTextReader对象</returns>
        public static XmlReader ExecuteXmlReader(IDbCommand command)
        { // open the connection if necessary, but make sure we 
            // know to close it when we�1�7re done.
            if (command.Connection.State != ConnectionState.Open)
            {
                command.Connection.Open();
            }

            // get a data adapter  
            SQLiteDataAdapter da = new SQLiteDataAdapter((SQLiteCommand)command);
            DataSet ds = new DataSet();
            // fill the data set, and return the schema information
            da.MissingSchemaAction = MissingSchemaAction.AddWithKey;
            da.Fill(ds);
            // convert our dataset to XML
            StringReader stream = new StringReader(ds.GetXml());
            command.Connection.Close();
            // convert our stream of text to an XmlReader
            return new XmlTextReader(stream);
        }
        #endregion

        #region AttachParameters(SQLiteCommand,commandText,object[] paramList)
        /// <summary>
        /// 增加参数到命令(自动判断类型)
        /// </summary>
        /// <param name="commandText">命令语句</param>
        /// <param name="paramList">object参数列表</param>
        /// <returns>返回SQLiteParameterCollection参数列表</returns>
        /// <remarks>Status experimental. Regex appears to be handling most issues. Note that parameter object array must be in same ///order as parameter names appear in SQL statement.</remarks>
        private static SQLiteParameterCollection AttachParameters(SQLiteCommand cmd, string commandText, params  object[] paramList)
        {
            if (paramList == null || paramList.Length == 0) return null;

            SQLiteParameterCollection coll = cmd.Parameters;
            string parmString = commandText.Substring(commandText.IndexOf("@"));
            // pre-process the string so always at least 1 space after a comma.
            parmString = parmString.Replace(",", " ,");
            // get the named parameters into a match collection
            string pattern = @"(@)\S*(.*?)\b";
            Regex ex = new Regex(pattern, RegexOptions.IgnoreCase);
            MatchCollection mc = ex.Matches(parmString);
            string[] paramNames = new string[mc.Count];
            int i = 0;
            foreach (Match m in mc)
            {
                paramNames[i] = m.Value;
                i++;
            }

            // now let's type the parameters
            int j = 0;
            Type t = null;
            foreach (object o in paramList)
            {
                t = o.GetType();

                SQLiteParameter parm = new SQLiteParameter();
                switch (t.ToString())
                {

                    case ("DBNull"):
                    case ("Char"):
                    case ("SByte"):
                    case ("UInt16"):
                    case ("UInt32"):
                    case ("UInt64"):
                        throw new SystemException("Invalid data type");


                    case ("System.String"):
                        parm.DbType = DbType.String;
                        parm.ParameterName = paramNames[j];
                        parm.Value = (string)paramList[j];
                        coll.Add(parm);
                        break;

                    case ("System.Byte[]"):
                        parm.DbType = DbType.Binary;
                        parm.ParameterName = paramNames[j];
                        parm.Value = (byte[])paramList[j];
                        coll.Add(parm);
                        break;

                    case ("System.Int32"):
                        parm.DbType = DbType.Int32;
                        parm.ParameterName = paramNames[j];
                        parm.Value = (int)paramList[j];
                        coll.Add(parm);
                        break;

                    case ("System.Boolean"):
                        parm.DbType = DbType.Boolean;
                        parm.ParameterName = paramNames[j];
                        parm.Value = (bool)paramList[j];
                        coll.Add(parm);
                        break;

                    case ("System.DateTime"):
                        parm.DbType = DbType.DateTime;
                        parm.ParameterName = paramNames[j];
                        parm.Value = Convert.ToDateTime(paramList[j]);
                        coll.Add(parm);
                        break;

                    case ("System.Double"):
                        parm.DbType = DbType.Double;
                        parm.ParameterName = paramNames[j];
                        parm.Value = Convert.ToDouble(paramList[j]);
                        coll.Add(parm);
                        break;

                    case ("System.Decimal"):
                        parm.DbType = DbType.Decimal;
                        parm.ParameterName = paramNames[j];
                        parm.Value = Convert.ToDecimal(paramList[j]);
                        break;

                    case ("System.Guid"):
                        parm.DbType = DbType.Guid;
                        parm.ParameterName = paramNames[j];
                        parm.Value = (System.Guid)(paramList[j]);
                        break;

                    case ("System.Object"):

                        parm.DbType = DbType.Object;
                        parm.ParameterName = paramNames[j];
                        parm.Value = paramList[j];
                        coll.Add(parm);
                        break;

                    default:
                        throw new SystemException("Value is of unknown data type");

                } // end switch

                j++;
            }
            return coll;
        }
        #endregion

        #region ExecuteNonQueryTypedParams(IDbCommand, DataRow)
        /// <summary>
        /// Executes non query typed params from a DataRow
        /// </summary>
        /// <param name="command">Command.</param>
        /// <param name="dataRow">Data row.</param>
        /// <returns>Integer result code</returns>
        public static int ExecuteNonQueryTypedParams(IDbCommand command, DataRow dataRow)
        {
            int retVal = 0;

            // If the row has values, the store procedure parameters must be initialized
            if (dataRow != null && dataRow.ItemArray.Length > 0)
            {
                // Set the parameters values
                AssignParameterValues(command.Parameters, dataRow);

                retVal = ExecuteNonQuery(command);
            }
            else
            {
                retVal = ExecuteNonQuery(command);
            }

            return retVal;
        }
        #endregion

        #region AssignParameterValues
        /// <summary>
        /// This method assigns dataRow column values to an IDataParameterCollection
        /// </summary>
        /// <param name="commandParameters">The IDataParameterCollection to be assigned values</param>
        /// <param name="dataRow">The dataRow used to hold the command's parameter values</param>
        /// <exception cref="System.InvalidOperationException">Thrown if any of the parameter names are invalid.</exception>
        protected internal static void AssignParameterValues(IDataParameterCollection commandParameters, DataRow dataRow)
        {
            if (commandParameters == null || dataRow == null)
            {
                // Do nothing if we get no data
                return;
            }

            DataColumnCollection columns = dataRow.Table.Columns;

            int i = 0;
            // Set the parameters values
            foreach (IDataParameter commandParameter in commandParameters)
            {
                // Check the parameter name
                if (commandParameter.ParameterName == null ||
                 commandParameter.ParameterName.Length <= 1)
                    throw new InvalidOperationException(string.Format(
                           "Please provide a valid parameter name on the parameter #{0},                            the ParameterName property has the following value: '{1}'.",
                     i, commandParameter.ParameterName));

                if (columns.Contains(commandParameter.ParameterName))
                    commandParameter.Value = dataRow[commandParameter.ParameterName];
                else if (columns.Contains(commandParameter.ParameterName.Substring(1)))
                    commandParameter.Value = dataRow[commandParameter.ParameterName.Substring(1)];

                i++;
            }
        }
        #endregion

        #region AssignParameterValues
        /// <summary>
        /// This method assigns dataRow column values to an array of IDataParameters
        /// </summary>
        /// <param name="commandParameters">Array of IDataParameters to be assigned values</param>
        /// <param name="dataRow">The dataRow used to hold the stored procedure's parameter values</param>
        /// <exception cref="System.InvalidOperationException">Thrown if any of the parameter names are invalid.</exception>
        protected void AssignParameterValues(IDataParameter[] commandParameters, DataRow dataRow)
        {
            if ((commandParameters == null) || (dataRow == null))
            {
                // Do nothing if we get no data
                return;
            }

            DataColumnCollection columns = dataRow.Table.Columns;

            int i = 0;
            // Set the parameters values
            foreach (IDataParameter commandParameter in commandParameters)
            {
                // Check the parameter name
                if (commandParameter.ParameterName == null ||
                 commandParameter.ParameterName.Length <= 1)
                    throw new InvalidOperationException(string.Format(
                     "Please provide a valid parameter name on the parameter #{0}, the ParameterName property has the following value: '{1}'.",
                     i, commandParameter.ParameterName));

                if (columns.Contains(commandParameter.ParameterName))
                    commandParameter.Value = dataRow[commandParameter.ParameterName];
                else if (columns.Contains(commandParameter.ParameterName.Substring(1)))
                    commandParameter.Value = dataRow[commandParameter.ParameterName.Substring(1)];

                i++;
            }
        }
        #endregion

        #region AssignParameterValues
        /// <summary>
        /// This method assigns an array of values to an array of IDataParameters
        /// </summary>
        /// <param name="commandParameters">Array of IDataParameters to be assigned values</param>
        /// <param name="parameterValues">Array of objects holding the values to be assigned</param>
        /// <exception cref="System.ArgumentException">Thrown if an incorrect number of parameters are passed.</exception>
        protected void AssignParameterValues(IDataParameter[] commandParameters, params  object[] parameterValues)
        {
            if ((commandParameters == null) || (parameterValues == null))
            {
                // Do nothing if we get no data
                return;
            }

            // We must have the same number of values as we pave parameters to put them in
            if (commandParameters.Length != parameterValues.Length)
            {
                throw new ArgumentException("Parameter count does not match Parameter Value count.");
            }

            // Iterate through the IDataParameters, assigning the values from the corresponding position in the 
            // value array
            for (int i = 0, j = commandParameters.Length, k = 0; i < j; i++)
            {
                if (commandParameters[i].Direction != ParameterDirection.ReturnValue)
                {
                    // If the current array value derives from IDataParameter, then assign its Value property
                    if (parameterValues[k] is IDataParameter)
                    {
                        IDataParameter paramInstance;
                        paramInstance = (IDataParameter)parameterValues[k];
                        if (paramInstance.Direction == ParameterDirection.ReturnValue)
                        {
                            paramInstance = (IDataParameter)parameterValues[++k];
                        }
                        if (paramInstance.Value == null)
                        {
                            commandParameters[i].Value = DBNull.Value;
                        }
                        else
                        {
                            commandParameters[i].Value = paramInstance.Value;
                        }
                    }
                    else if (parameterValues[k] == null)
                    {
                        commandParameters[i].Value = DBNull.Value;
                    }
                    else
                    {
                        commandParameters[i].Value = parameterValues[k];
                    }
                    k++;
                }
            }
        }
        #endregion


    }
}