/// <summary>
/// MD5 encrypt.
/// </summary>
/// <param name="bit">Encrypt string bits number,only 16,32,64.</param>
/// <param name="data">The string of encrypt.</param>
/// <param name="encoding">The <see cref="T:System.Text.Encoding"/>,default is <see cref="Encoding.UTF8"/>.</param>
/// <returns>Encrypt string.</returns>
private static string EncryptInternal(MD5Types bit, string data, Encoding encoding)
{
byte[] output = EncryptBytesInternal(data, encoding);
switch (bit)
{
case MD5Types.L16:
return(BitConverter.ToString(output, 4, 8).Replace("-", ""));
case MD5Types.L32:
{
StringBuilder builder = new StringBuilder(32);
foreach (var item in output)
{
builder.Append(item.ToString("X2"));
}
return(builder.ToString());
}
case MD5Types.L64:
return(Convert.ToBase64String(output));
default:
throw new ArgumentOutOfRangeException(nameof(bit), "Not allowed value");
}
}
/// <summary>
/// MD5 encrypt mehtod.
/// </summary>
/// <param name="data">The string of encrypt.</param>
/// <param name="encoding">The <see cref="T:System.Text.Encoding"/>,default is <see cref="Encoding.UTF8"/>.</param>
/// <param name="bit">Encrypt string bits number,only 16,32,64.</param>
/// <returns>Encrypt string.</returns>
public static string Encrypt(string data, Encoding encoding = null, MD5Types bit = MD5Types.L32)
{
return(EncryptInternal(bit, data, encoding));
}