/// <summary>
/// 对指定字符串，根据加密模式和编码方式进行解密
/// </summary>
/// <param name="strSource"></param>
/// <param name="mode"></param>
/// <param name="encoding"></param>
/// <returns></returns>
public static string DecryptString(string strSource, EncryptionMode mode, Encoding encoding)
{
int mod = (int)mode % 10;
byte[] byteSource;
switch (mod)
{
case 1:
byteSource = ClientEncryptionUtils.Hex2Byte(strSource);
break;
case 2:
byteSource = Convert.FromBase64String(strSource);
break;
default:
throw new ArgumentException(string.Format("EncryptionMode invalid"), "mode");
}
byte[] byteResult = DecryptBytes(byteSource, mode);
string strTemp = encoding.GetString(byteResult);
strTemp = strTemp.TrimEnd('\0');
return(strTemp);
}
/// <summary>
/// 对指定的字符串，根据加密模式和编码方式进行加密
/// </summary>
/// <param name="strSource"></param>
/// <param name="mode"></param>
/// <param name="encoding"></param>
/// <returns></returns>
public static string EncryptString(string strSource, EncryptionMode mode, Encoding encoding)
{
byte[] byteSource = encoding.GetBytes(strSource);
byte[] byteResult = EncryptBytes(byteSource, mode);
int mod = (int)mode % 10;
string strReturn;
switch (mod)
{
case 1:
strReturn = ClientEncryptionUtils.Byte2Hex(byteResult);
break;
case 2:
strReturn = Convert.ToBase64String(byteResult);
break;
default:
throw new ArgumentException(string.Format("EncryptionMode invalid"), "mode");
}
return(strReturn);
}