public static void LogException(Exception e, string extMsg, bool showMsgBox)
{
try
{
StringBuilder stringBuilder = new StringBuilder();
stringBuilder.AppendFormat("应用程序出现了异常:\r\n{0}\r\n", e.Message);
stringBuilder.AppendFormat("\r\n 额外信息: {0}", extMsg);
if (null != e)
{
if (e.InnerException != null)
{
stringBuilder.AppendFormat("\r\n {0}", e.InnerException.Message);
}
stringBuilder.AppendFormat("\r\n {0}", e.StackTrace);
}
//记录异常日志文件
//LogManager.WriteException(stringBuilder.ToString());
if (showMsgBox)
{
//弹出异常日志窗口
System.Console.WriteLine(stringBuilder.ToString());
}
}
catch (Exception ex)
{
DebugMod.LogException(ex);
}
}
/// <summary>
/// 输入明文和密钥，输出密文
/// </summary>
/// <param name="plainText"></param>
/// <param name="key"></param>
/// <returns></returns>
public static string Encrypt(string plainText, string passwd, string saltValue)
{
if (string.IsNullOrEmpty(plainText))
{
return(null);
}
byte[] bytesData = null;
try
{
bytesData = new UTF8Encoding().GetBytes(plainText);
}
catch (Exception e)
{
DebugMod.LogException(e);
return(null);
}
byte[] bytesResult = null;
try
{
bytesResult = AesHelper.AesEncryptBytes(bytesData, passwd, saltValue);
}
catch (Exception e)
{
DebugMod.LogException(e);
return(null);
}
return(ByteHelper.Bytes2HexString(bytesResult));
}
/// <summary>
/// 将日期时间字符串转为整数表示
/// </summary>
/// <param name="str"></param>
/// <returns></returns>
public static long ConvertToTicks(string str, long defVal)
{
if ("*" == str)
{
return(defVal);
}
str = str.Replace('$', ':');
try
{
DateTime dt;
if (!DateTime.TryParse(str, out dt))
{
return(0L);
}
return(dt.Ticks / 10000);
}
catch (Exception e)
{
DebugMod.LogException(e);
}
return(0L);
}
public int PutData(byte[] byteData, int offset, int len)
{
if (len <= 0 || len > _maxLen)
{
//PRINT("CCircularBuffer::PutData len is <=0\n");
return(0);
}
while (IsOverFlowCondition(len))
{
BufferResize();
}
m_nValidCount += len;
try
{
if (IsIndexOverFlow(len))
{
int FirstCopyLen = m_iBufSize - m_iTailPos;
int SecondCopyLen = len - FirstCopyLen;
Tools.Assert.Check(FirstCopyLen > 0);
Array.Copy(byteData, offset, m_Buffer, m_iTailPos, FirstCopyLen);
if (SecondCopyLen > 0)
{
Array.Copy(byteData, offset + FirstCopyLen, m_Buffer, 0, SecondCopyLen);
m_iTailPos = SecondCopyLen;
}
else
{
m_iTailPos = 0;
}
}
else
{
Array.Copy(byteData, offset, m_Buffer, m_iTailPos, len);
m_iTailPos += len;
}
}
catch (Exception e)
{
DebugMod.LogException(e, "CircleBuffer.PutData", false);
}
return(len);
}
/// <summary>
/// 格式化堆栈信息
/// </summary>
/// <param name="msg"></param>
/// <returns></returns>
public static void LogFormatStack(System.Diagnostics.StackTrace stackTrace, string extMsg)
{
try
{
StringBuilder stringBuilder = new StringBuilder();
stringBuilder.AppendFormat("应用程序出现了对象锁定超时错误:\r\n");
stringBuilder.AppendFormat("\r\n 额外信息: {0}", extMsg);
stringBuilder.AppendFormat("\r\n {0}", stackTrace.ToString());
//记录异常日志文件
//LogManager.WriteException(stringBuilder.ToString());
}
catch (Exception e)
{
DebugMod.LogException(e);
}
}
/// <summary>
/// 判断如果不是 "*", 则转为指定的值, 否则默认值
/// </summary>
/// <param name="str"></param>
/// <returns></returns>
public static Int32 ConvertToInt32(string str, Int32 defVal)
{
try
{
if ("*" != str)
{
return(Convert.ToInt32(str));
}
return(defVal);
}
catch (Exception e)
{
DebugMod.LogException(e);
}
return(defVal);
}
/// <summary>
/// 将日期时间字符串转为整数表示
/// </summary>
/// <param name="str"></param>
/// <returns></returns>
public static long ConvertToTicks(string str)
{
try
{
DateTime dt;
if (!DateTime.TryParse(str, out dt))
{
return(0L);
}
return(dt.Ticks / 10000);
}
catch (Exception e)
{
DebugMod.LogException(e);
}
return(0L);
}
/// <summary>
/// 输入密文和密钥，输出明文
/// </summary>
/// <param name="plainText"></param>
/// <param name="key"></param>
/// <returns></returns>
public static string Decrypt(string encryptText, string passwd, string saltValue)
{
if (string.IsNullOrEmpty(encryptText))
{
return(null);
}
byte[] bytesData = ByteHelper.HexString2Bytes(encryptText);
if (null == bytesData)
{
return(null);
}
byte[] bytesResult = null;
try
{
bytesResult = AesHelper.AesDecryptBytes(bytesData, passwd, saltValue);
}
catch (Exception e)
{
DebugMod.LogException(e);
return(null);
}
string strResult = null;
try
{
strResult = new UTF8Encoding().GetString(bytesResult, 0, bytesResult.Length);
}
//解析错误
catch (Exception e)
{
DebugMod.LogException(e);
return(null);
}
return(strResult);
}
/// <summary>
/// AES解密字节流
/// </summary>
/// <param name="encryptData">密文字节流</param>
/// <param name="passwd">密码</param>
/// <param name="saltValue">盐值</param>
/// <returns>解密后的明文字节流</returns>
public static byte[] AesDecryptBytes(byte[] encryptData, string passwd, string saltValue)
{
// 盐值（与加密时设置的值必须一致）
// 密码值（与加密时设置的值必须一致）
byte[] saltBytes = Encoding.UTF8.GetBytes(saltValue);
AesManaged aes = new AesManaged();
Rfc2898DeriveBytes rfc = new Rfc2898DeriveBytes(passwd, saltBytes);
aes.BlockSize = aes.LegalBlockSizes[0].MaxSize;
aes.KeySize = aes.LegalKeySizes[0].MaxSize;
aes.Key = rfc.GetBytes(aes.KeySize / 8);
aes.IV = rfc.GetBytes(aes.BlockSize / 8);
// 用当前的 Key 属性和初始化向量 IV 创建对称解密器对象
ICryptoTransform decryptTransform = aes.CreateDecryptor();
// 解密后的输出流
MemoryStream decryptStream = new MemoryStream();
// 将解密后的目标流（decryptStream）与解密转换（decryptTransform）相连接
CryptoStream decryptor = new CryptoStream(decryptStream, decryptTransform, CryptoStreamMode.Write);
try
{
// 将一个字节序列写入当前 CryptoStream （完成解密的过程）
decryptor.Write(encryptData, 0, encryptData.Length);
decryptor.Close();
}
catch (Exception e)
{
DebugMod.LogException(e);
return(null); //解密失败
}
// 将解密后所得到的流转换为字符串
return(decryptStream.ToArray());
}
