keepass2android/src/KeePassLib2Android/Cryptography/PasswordGenerator/CustomPwGenerator.cs

67 lines
2.1 KiB
C#

/*
KeePass Password Safe - The Open-Source Password Manager
Copyright (C) 2003-2017 Dominik Reichl <dominik.reichl@t-online.de>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
using System;
using System.Collections.Generic;
using System.Text;
using KeePassLib;
using KeePassLib.Security;
namespace KeePassLib.Cryptography.PasswordGenerator
{
public abstract class CustomPwGenerator
{
/// <summary>
/// Each custom password generation algorithm must have
/// its own unique UUID.
/// </summary>
public abstract PwUuid Uuid { get; }
/// <summary>
/// Displayable name of the password generation algorithm.
/// </summary>
public abstract string Name { get; }
public virtual bool SupportsOptions
{
get { return false; }
}
/// <summary>
/// Password generation function.
/// </summary>
/// <param name="prf">Password generation options chosen
/// by the user. This may be <c>null</c>, if the default
/// options should be used.</param>
/// <param name="crsRandomSource">Source that the algorithm
/// can use to generate random numbers.</param>
/// <returns>Generated password or <c>null</c> in case
/// of failure. If returning <c>null</c>, the caller assumes
/// that an error message has already been shown to the user.</returns>
public abstract ProtectedString Generate(PwProfile prf,
CryptoRandomStream crsRandomSource);
public virtual string GetOptions(string strCurrentOptions)
{
return string.Empty;
}
}
}