/// <summary>
/// 获取解密后的文件内容——字符串
/// </summary>
/// <param name="path">文件路径</param>
/// <returns>文件内容</returns>
public string ReadLicFile(string path, string key, string iv = null)
{
if (!File.Exists(path))
{
throw new Exception("文件不存在!");
}
string str = "";
IFormatter binaryFormatter = new System.Runtime.Serialization.Formatters.Binary.BinaryFormatter();
using (FileStream fileStream = new FileStream(path, FileMode.Open, FileAccess.Read))
{
str = (string)binaryFormatter.Deserialize(fileStream);
fileStream.Close();
}
if (string.IsNullOrEmpty(iv))
{
return(Cryptor.DESDecrypt(str, key));
}
return(Cryptor.DESDecrypt(str, key, iv));
}
/// <summary>
/// 生成证书文件
/// </summary>
/// <param name="data">注册信息</param>
/// <param name="fileName">证书文件路径</param>
/// <param name="key"></param>
public void BuildLicFile(string data, string fileName, string key, string iv = null)
{
string str = string.Empty;
if (string.IsNullOrEmpty(iv))
{
str = Cryptor.DESEncrypt(str, key);
}
else
{
str = Cryptor.DESEncrypt(data, key, iv);
}
IFormatter binaryFormatter = new System.Runtime.Serialization.Formatters.Binary.BinaryFormatter();
if (str != null)
{
using (FileStream fileStream = new FileStream(fileName, FileMode.Create, FileAccess.Write))
{
binaryFormatter.Serialize(fileStream, str);
fileStream.Close();
}
}
}
