/// <summary>
/// 给任意长度字符串解密(AES)
/// </summary>
/// <param name="toDecrypt">待解密数据base64字符串</param>
/// <param name="key">密钥</param>
/// <param name="strOut">解密后数据</param>
/// <returns>成功与否</returns>
public static bool Decrypt_AES_B64(string toDecrypt, string key, out string strOut)
{
strOut = "";
if (key == "")
{
strOut = toDecrypt;
return(true);
}
try
{
byte[] keyArray = new byte[16];
byte[] bkey = UTF8Encoding.UTF8.GetBytes(key);
for (int i = 0; i < 16; i++)
{
if (i < bkey.Length)
{
keyArray[i] = bkey[i];
}
}
if (toDecrypt.Length % 2 != 0)
{
return(false);
}
int iTotal = toDecrypt.Length / 2;
byte[] toDecryptArray = Convert.FromBase64String(toDecrypt);
Service_NCSB.WriteLog("FromBase64String OK!");
//byte[] toDecryptArray = new byte[toDecrypt.Length / 2];
//for (int i = 0; i < toDecrypt.Length; i = i + 2)
//{
// strTmp = toDecrypt[i].ToString() + toDecrypt[i + 1].ToString();
// bTmp = Convert.ToByte(strTmp, 16);
// toDecryptArray[i / 2] = bTmp;
//}
RijndaelManaged rDel = new RijndaelManaged();
rDel.Key = keyArray;
rDel.Mode = CipherMode.ECB;
rDel.Padding = PaddingMode.PKCS7;
ICryptoTransform cTransform = rDel.CreateDecryptor();
Service_NCSB.WriteLog("toDecryptArray.Length [" + toDecryptArray.Length.ToString() + "]");
byte[] resultArray = cTransform.TransformFinalBlock(toDecryptArray, 0, toDecryptArray.Length);
Service_NCSB.WriteLog("TransformFinalBlock OK!");
strOut = UTF8Encoding.UTF8.GetString(resultArray);
//strOut = Encoding.Default.GetString(resultArray);
}
catch (Exception err)
{
Service_NCSB.WriteLog(err.Message);
return(false);
}
return(true);
}
/// <summary>
/// RSA加密
/// </summary>
/// <param name="publickey"></param>
/// <param name="content"></param>
/// <returns></returns>
public static string RSAEncrypt(string publickey, string content)
{
string strResult = "eyJtZXRob2QiOiJzZWFyY2hiaWxsIiwicGFyYW1ldGVyIjp7InVuaXRpZCI6IjAwMDA3NDc5In19";
publickey = @"<RSAKeyValue><Modulus>AJ7FqII2daSG8AeHjP96ZMEaXRNYpKCiW33GzQ2BYTaler3tMWVOum2InQtcX2AD/qYvwyvfHZ/eHi7oeDsilqk=</Modulus><Exponent>AQAB</Exponent></RSAKeyValue>";
RSACryptoServiceProvider rsa = new RSACryptoServiceProvider();
byte[] cipherbytes;
rsa.FromXmlString(publickey);
Service_NCSB.WriteLog(content);
content = "http://127.0.0.1:8080/wems/interface/3rdpart";
cipherbytes = rsa.Encrypt(Encoding.UTF8.GetBytes(content), false);
Service_NCSB.WriteLog("Encrypt over!");
byte[] arr = new byte[cipherbytes.Length - 1];
if (cipherbytes[0] == 0)
{
Array.Copy(cipherbytes, 1, arr, 0, cipherbytes.Length - 1);
strResult = Convert.ToBase64String(arr);
}
else
{
strResult = Convert.ToBase64String(cipherbytes);
}
Service_NCSB.WriteLog(strResult);
return(strResult);
}
public static bool CompressFile(string SourceFile, string DestinationFile)
{
if (File.Exists(SourceFile) == false)//判断文件是否存在
{
Service_NCSB.WriteLog("文件[" + SourceFile + "]不存在!");
return(false);
}
//创建文件流和字节数组
byte[] buffer = null;
FileStream sourceStream = null;
FileStream destinationStream = null;
GZipStream compressStream = null;
try
{
sourceStream = new FileStream(SourceFile, FileMode.Open, FileAccess.Read, FileShare.Read);
buffer = new byte[sourceStream.Length];
//把文件流存放到字节数组中
int checkCounter = sourceStream.Read(buffer, 0, buffer.Length);
if (checkCounter != buffer.Length)
{
Service_NCSB.WriteLog("文件[" + SourceFile + "]读错误!");
return(false);
}
destinationStream = new FileStream(DestinationFile, FileMode.OpenOrCreate, FileAccess.Write);
//创建GzipStream实例，写入压缩的文件流
compressStream = new GZipStream(destinationStream, CompressionMode.Compress, true);
compressStream.Write(buffer, 0, buffer.Length);
}
catch (Exception err)
{
Service_NCSB.WriteLog("压缩文件时发生错误[" + err.Message + "]");
return(false);
}
finally
{
//确保总是关闭所有的流
if (compressStream != null)
{
compressStream.Close();
}
if (sourceStream != null)
{
sourceStream.Close();
}
if (destinationStream != null)
{
destinationStream.Close();
}
}
return(true);
}
/// <summary>
/// AES解密文件
/// </summary>
/// <param name="strInFileName">待解密文件名</param>
/// <param name="strKey">解密密钥</param>
/// <param name="strOutFileName">解密后文件名</param>
/// <returns></returns>
public static bool Decrypt_AES_File(string strInFileName, string strKey, string strOutFileName)
{
Service_NCSB.WriteLog("strInFileName=[" + strInFileName + "]");
Service_NCSB.WriteLog("strKey=[" + strKey + "]");
Service_NCSB.WriteLog("strOutFileName=[" + strOutFileName + "]");
if (strInFileName == strOutFileName)
{//待解密文件名与解密后文件名不能重复
return(false);
}
try
{
StreamReader sr = File.OpenText(Service_NCSB.MyPath + strInFileName);
File.Delete(Service_NCSB.MyPath + strOutFileName);
StreamWriter sw = new StreamWriter(Service_NCSB.MyPath + strOutFileName, false, Encoding.GetEncoding("GB2312"));
string strLine;
strLine = sr.ReadLine();
//strLine = "120140000001|银海住房公积金核心系统|20140101|2000.00|文件内容加解密测试|萧刘|yinhai";
string strOutLine = "";
while (strLine != null)
{
Service_NCSB.WriteLog("strLine=[" + strLine + "]");
if (!Decrypt_AES_H(strLine, strKey, out strOutLine))
{
sr.Close();
sw.Close();
return(false);
}
//if (!U2G(strTmp, out strOutLine))
//{
// Service_PZHSB.WriteLog("U2G 错误");
// sr.Close();
// sw.Close();
// return false;
//}
Service_NCSB.WriteLog("strOutLine=[" + strOutLine + "]");
sw.WriteLine(strOutLine);
strLine = sr.ReadLine();
}
sr.Close();
sw.Close();
}
catch (Exception err)
{
Service_NCSB.WriteLog("err=[" + err.Message + "]");
return(false);
}
return(true);
}
//从ftp服务器上载文件的功能
public bool Put(string path, string filename, out string errinfo)
{
errinfo = "执行成功";
FileInfo fileInf = new FileInfo(filename);
string uri = "ftp://" + ftpServerIP + "/" + path + "/" + fileInf.Name;
if (path == "")
{
uri = "ftp://" + ftpServerIP + "/" + fileInf.Name;
}
Service_NCSB.WriteLog("uri=[" + uri + "]");
try
{
Connect(uri);//连接
// 默认为true，连接不会被关闭
// 在一个命令之后被执行
reqFTP.KeepAlive = false;
// 指定执行什么命令
reqFTP.Method = WebRequestMethods.Ftp.UploadFile;
// 上传文件时通知服务器文件的大小
reqFTP.ContentLength = fileInf.Length;
// 缓冲大小设置为kb
int buffLength = 2048;
byte[] buff = new byte[buffLength];
int iReadLen;
// 打开一个文件流(System.IO.FileStream) 去读上传的文件
FileStream fs = fileInf.OpenRead();
// 把上传的文件写入流
Stream stmFtpPut = reqFTP.GetRequestStream();
// 每次读文件流的内容存到缓冲区buff
iReadLen = fs.Read(buff, 0, buffLength);
// 流内容没有结束
while (iReadLen != 0)
{
// 把缓冲区buff的内容写入stmFtpPut
stmFtpPut.Write(buff, 0, iReadLen);
iReadLen = fs.Read(buff, 0, buffLength);
}
// 关闭两个流
stmFtpPut.Close();
fs.Close();
}
catch (Exception err)
{
errinfo = err.Message;
return(false);
}
return(true);
}
public static bool U2G(string strUTF8, out string strGB2312)
{
strGB2312 = "";
try
{
byte[] bUTF8 = UTF8Encoding.UTF8.GetBytes(strUTF8);
strGB2312 = Encoding.GetEncoding("gb2312").GetString(bUTF8);
}
catch (Exception err)
{
Service_NCSB.WriteLog("err=[" + err.Message + "]");
return(false);
}
return(true);
}
/// <summary>
/// AES加密文件
/// </summary>
/// <param name="strInFileName">待加密文件名</param>
/// <param name="strKey">加密密钥</param>
/// <param name="strOutFileName">加密后文件名</param>
/// <returns></returns>
public static bool Encrypt_AES_File(string strInFileName, string strKey, string strOutFileName)
{
//Service_PZHSB.WriteLog("strInFileName=[" + strInFileName + "]");
//Service_PZHSB.WriteLog("strKey=[" + strKey + "]");
//Service_PZHSB.WriteLog("strOutFileName=[" + strOutFileName + "]");
if (strInFileName == strOutFileName)
{//待加密文件名与加密后文件名不能重复
return(false);
}
try
{
StreamReader sr = new StreamReader(Service_NCSB.MyPath + strInFileName, Encoding.Default);
File.Delete(Service_NCSB.MyPath + strOutFileName);
//StreamWriter sw = File.CreateText(Service_PZHSB.MyPath + strOutFileName);
System.Text.UTF8Encoding utf8 = new UTF8Encoding(false);//去除utf8文件开头的BOM
StreamWriter sw = new StreamWriter(Service_NCSB.MyPath + strOutFileName, false, utf8);
sw.BaseStream.Seek(0, SeekOrigin.Begin);
string strLine = "", strOutLine = "";
while ((strLine = sr.ReadLine()) != null)
{
//Service_PZHSB.WriteLog("strLine=[" + strLine + "]");
if (!Encrypt_AES_H(strLine, strKey, out strOutLine))
{
sr.Close();
sw.Close();
return(false);
}
//Service_PZHSB.WriteLog("strOutLine=[" + strOutLine + "]");
sw.WriteLine(strOutLine);
}
sw.Flush();
sr.Close();
sw.Close();
}
catch (Exception err)
{
Service_NCSB.WriteLog("err=[" + err.Message + "]");
return(false);
}
return(true);
}
//从ftp服务器下载文件的功能
public bool Get(string filePath, string remotepath, string fileName, out string errorinfo)
{
errorinfo = "执行成功";
try
{
String onlyFileName = Path.GetFileName(fileName);
string newFileName = filePath + "\\" + onlyFileName;
//if (File.Exists(newFileName))
//{
// errorinfo = string.Format("本地文件{0}已存在,无法下载", newFileName);
// return false;
//}
string url = "ftp://" + ftpServerIP + "/" + remotepath + "/" + fileName;
Service_NCSB.WriteLog("url=[" + url + "]");
Connect(url);//连接
reqFTP.Credentials = new NetworkCredential(ftpUserID, ftpPassword);
FtpWebResponse response = (FtpWebResponse)reqFTP.GetResponse();
Stream ftpStream = response.GetResponseStream();
long cl = response.ContentLength;
int bufferSize = 2048;
byte[] buffer = new byte[bufferSize];
int readCount = ftpStream.Read(buffer, 0, bufferSize);
//如果文件存在则被覆盖
FileStream outputStream = new FileStream(newFileName, FileMode.Create);
while (readCount > 0)
{
outputStream.Write(buffer, 0, readCount);
readCount = ftpStream.Read(buffer, 0, bufferSize);
}
ftpStream.Close();
outputStream.Close();
response.Close();
}
catch (Exception err)
{
errorinfo = err.Message;
return(false);
}
return(true);
}
public static string GetMD5HashFromFile(string FileName)
{
try
{
FileStream fs = new FileStream(FileName, FileMode.Open);
System.Security.Cryptography.MD5 md5 = new System.Security.Cryptography.MD5CryptoServiceProvider();
byte[] retVal = md5.ComputeHash(fs);
fs.Close();
StringBuilder sb = new StringBuilder();
for (int i = 0; i < retVal.Length; i++)
{
sb.Append(retVal[i].ToString("x2"));
}
return(sb.ToString());
}
catch (Exception err)
{
Service_NCSB.WriteLog(err.Message);
return("");
}
}
/// <summary>
/// AES解密Base64文件
/// </summary>
/// <param name="strInFileName">待解密文件名</param>
/// <param name="strKey">解密密钥</param>
/// <param name="strOutFileName">解密后文件名</param>
/// <returns></returns>
public static bool Decrypt_AES_File(string strInFileName, string strKey, string strOutFileName, string strFileType)
{
Service_NCSB.WriteLog("strInFileName=[" + strInFileName + "]");
Service_NCSB.WriteLog("strKey=[" + strKey + "]");
Service_NCSB.WriteLog("strOutFileName=[" + strOutFileName + "]");
Service_NCSB.WriteLog("strFileType=[" + strFileType + "]");
if (strInFileName == strOutFileName)
{//待解密文件名与解密后文件名不能重复
return(false);
}
try
{
StreamReader sr = File.OpenText(Service_NCSB.MyPath + strInFileName);
File.Delete(Service_NCSB.MyPath + strOutFileName);
StreamWriter sw = new StreamWriter(Service_NCSB.MyPath + strOutFileName, false, Encoding.GetEncoding("GB2312"));
string strLine;
strLine = sr.ReadLine();
//strLine = "120140000001|银海住房公积金核心系统|20140101|2000.00|文件内容加解密测试|萧刘|yinhai";
string strOutLine = "";
while (strLine != null)
{
Service_NCSB.WriteLog("strLine=[" + strLine + "]");
switch (strFileType)
{
case "B64": //Base64文件
if (!Decrypt_AES_B64(strLine, strKey, out strOutLine))
{
sr.Close();
sw.Close();
return(false);
}
break;
case "H": //16进制文件
if (!Decrypt_AES_H(strLine, strKey, out strOutLine))
{
sr.Close();
sw.Close();
return(false);
}
break;
default:
Service_NCSB.WriteLog("FileType错误！[" + strFileType + "]");
return(false);
}
Service_NCSB.WriteLog("strOutLine=[" + strOutLine + "]");
sw.WriteLine(strOutLine);
strLine = sr.ReadLine();
}
sr.Close();
sw.Close();
}
catch (Exception err)
{
Service_NCSB.WriteLog("err=[" + err.Message + "]");
return(false);
}
return(true);
}
/// <summary>
/// AES解密文件 省社保养老金代发专用
/// </summary>
/// <param name="strInFileName">待解密文件名</param>
/// <param name="strUserPassword">用户密码</param>
/// <param name="strBankCode">银行编号</param>
/// <param name="strOutFileName">解密后文件名</param>
/// <returns></returns>
public static bool DecFile_SCSBYLJ(string strInFileName, string strUserPassword, string strBankCode, string strOutFileName)
{
Service_NCSB.WriteLog("strInFileName=[" + strInFileName + "]");
Service_NCSB.WriteLog("strUserPassword=[" + strUserPassword + "]");
Service_NCSB.WriteLog("strBankCode=[" + strBankCode + "]");
Service_NCSB.WriteLog("strOutFileName=[" + strOutFileName + "]");
string strYHPass = "******";
string strKey; //解密密钥
string strPassword; //密码字符串
strPassword = strUserPassword + strYHPass + strBankCode;
Service_NCSB.WriteLog("strPassword=[" + strPassword + "]");
if (strInFileName == strOutFileName)
{//待解密文件名与解密后文件名不能重复
return(false);
}
try
{
//StreamReader sr = File.OpenText(Service_PZHSB.MyPath + strInFileName);
StreamReader sr = File.OpenText("C:\\ftp\\" + strInFileName);
File.Delete(Service_NCSB.MyPath + strOutFileName);
StreamWriter sw = new StreamWriter("C:\\ftp\\" + strOutFileName, false, Encoding.GetEncoding("GB2312"));
string strLine;
strLine = sr.ReadLine();
//strLine = "120140000001|银海住房公积金核心系统|20140101|2000.00|文件内容加解密测试|萧刘|yinhai";
string strOutLine = "";
int iCount = 0;
ArrayList arrLine = new ArrayList();
MD5 MyMD5 = new MD5CryptoServiceProvider();
while (strLine != null)
{
Service_NCSB.WriteLog("strLine=[" + strLine + "]");
string strMD5 = strPassword + iCount.ToString();
//Service_PZHSB.WriteLog("MD5=[" + strMD5 + "]");
string strMD5Out = BitConverter.ToString((MyMD5.ComputeHash(Encoding.Default.GetBytes(strMD5)))).Replace("-", "");
//Service_PZHSB.WriteLog("strMD5Out=[" + strMD5Out + "]");
strKey = strMD5Out.Substring(8, 16);
strKey = strKey.ToLower();
//Service_PZHSB.WriteLog("strKey=[" + strKey + "]");
if (!Decrypt_AES_B64(strLine, strKey, out strOutLine))
{
Service_NCSB.WriteLog("Decrypt_AES_B64错误[" + iCount.ToString() + "]");
sr.Close();
sw.Close();
return(false);
}
//if (!U2G(strTmp, out strOutLine))
//{
// Service_PZHSB.WriteLog("U2G 错误");
// sr.Close();
// sw.Close();
// return false;
//}
Service_NCSB.WriteLog("strOutLine=[" + strOutLine + "]");
arrLine.Add(strOutLine);
//sw.WriteLine(strOutLine);
strLine = sr.ReadLine();
iCount++;
}
//数据校验
for (int i = 0; i < arrLine.Count; i++)
{
string strHash = ((string)arrLine[i]).Substring(0, 32);
string strTmp = i.ToString() + ((string)arrLine[i]).Substring(32) + arrLine.Count.ToString();
string strMD5 = BitConverter.ToString((MyMD5.ComputeHash(Encoding.Default.GetBytes(strTmp)))).Replace("-", "");
Service_NCSB.WriteLog("strHash=[" + strHash + "]");
Service_NCSB.WriteLog("strTmp=[" + strTmp + "]");
Service_NCSB.WriteLog("strMD5=[" + strMD5 + "]");
if (strHash != strMD5.ToLower())
{
Service_NCSB.WriteLog("数据校验失败,行数[" + i.ToString() + "]");
//return false;
}
sw.WriteLine(((string)arrLine[i]).Substring(32));
}
sr.Close();
sw.Close();
}
catch (Exception err)
{
Service_NCSB.WriteLog("err=[" + err.Message + "]");
return(false);
}
return(true);
}
/// <summary>
/// 字符串分隔符文件转xml文件
/// </summary>
/// <param name="XmlFileName"></param>
/// <param name="StrFileName"></param>
/// <param name="strRetMsg"></param>
/// <returns></returns>
public static bool StrFile2XmlFile(string StrFileName, string XmlFileName, out string strRetMsg)
{
strRetMsg = "交易成功";
string XmlFileInfo = "";
//Service_NCSB.WriteLog("XmlFileName:" + XmlFileName);
//Service_NCSB.WriteLog("StrFileName:" + StrFileName);
try
{
string[] strLines = File.ReadAllLines(StrFileName);
int iLine = 0;
while (iLine < strLines.Length)
{
//Service_NCSB.WriteLog(strLines[iLine]);
string[] jy = strLines[iLine].Split('|');
iLine++;
if (iLine == 1)//第一行
{
if (jy.Length < 3)
{
strRetMsg = "第[" + iLine + "]行数据错误！";
Service_NCSB.WriteLog(strRetMsg);
return(false);
}
XmlFileInfo = "<dz>\n\t<yhbh>" + jy[0] + "</yhbh>\n\t<dzsj>\n\t\t<jykssj>";
XmlFileInfo += jy[1] + "</jykssj>\n\t\t<jyjssj>";
XmlFileInfo += jy[2] + "</jyjssj>\n\t</dzsj>\n\t<dzjy>\n";
continue;
}
if (jy.Length < 14)
{
strRetMsg = "第[" + iLine + "]行数据错误！";
Service_NCSB.WriteLog(strRetMsg);
return(false);
}
XmlFileInfo += "\t\t<jy>\n\t\t\t<jylsh>" + jy[0] + "</jylsh>\n";
XmlFileInfo += "\t\t\t<grbm>" + jy[1] + "</grbm>\n";
XmlFileInfo += "\t\t\t<jfxz>" + jy[2] + "</jfxz>\n";
XmlFileInfo += "\t\t\t<ksqh>" + jy[3] + "</ksqh>\n";
XmlFileInfo += "\t\t\t<jzqh>" + jy[4] + "</jzqh>\n";
XmlFileInfo += "\t\t\t<jfdc>" + jy[5] + "</jfdc>\n";
XmlFileInfo += "\t\t\t<sbjbh>" + jy[6] + "</sbjbh>\n";
XmlFileInfo += "\t\t\t<yjbj>" + jy[7] + "</yjbj>\n";
XmlFileInfo += "\t\t\t<lx>" + jy[8] + "</lx>\n";
XmlFileInfo += "\t\t\t<znj>" + jy[9] + "</znj>\n";
XmlFileInfo += "\t\t\t<cwsxh>" + jy[10] + "</cwsxh>\n";
XmlFileInfo += "\t\t\t<jysj>" + jy[11] + "</jysj>\n";
XmlFileInfo += "\t\t\t<yhhh>" + jy[12] + "</yhhh>\n";
XmlFileInfo += "\t\t\t<jylx>" + jy[13] + "</jylx>\n\t\t</jy>\n";
}
XmlFileInfo += "\t</dzjy>\n</dz>";
File.WriteAllText(XmlFileName, XmlFileInfo);
return(true);
}
catch (Exception err)
{
strRetMsg = err.Message;
return(false);
}
//return false;
}