mirror of
https://github.com/moparisthebest/keepass2android
synced 2024-08-13 17:03:49 -04:00
1b84707970
Conflicts: src/KeePassLib2Android/Cryptography/CryptoRandom.cs src/KeePassLib2Android/Keys/KcpKeyFile.cs src/KeePassLib2Android/Keys/KcpUserAccount.cs src/KeePassLib2Android/Native/NativeLib.cs src/KeePassLib2Android/PwCustomIcon.cs src/KeePassLib2Android/PwDatabase.cs src/KeePassLib2Android/PwEntry.cs src/KeePassLib2Android/PwGroup.cs src/KeePassLib2Android/PwUuid.cs src/KeePassLib2Android/Security/ProtectedBinary.cs src/KeePassLib2Android/Serialization/FileLock.cs src/KeePassLib2Android/Serialization/FileTransactionEx.cs src/KeePassLib2Android/Serialization/HashedBlockStream.cs src/KeePassLib2Android/Serialization/IOConnection.cs src/KeePassLib2Android/Serialization/KdbxFile.Read.Streamed.cs src/KeePassLib2Android/Serialization/KdbxFile.Read.cs src/KeePassLib2Android/Serialization/KdbxFile.Write.cs src/KeePassLib2Android/Translation/KPControlCustomization.cs src/KeePassLib2Android/Translation/KPFormCustomization.cs src/KeePassLib2Android/Translation/KPStringTable.cs src/KeePassLib2Android/Translation/KPTranslation.cs src/KeePassLib2Android/Utility/GfxUtil.cs src/KeePassLib2Android/Utility/MessageService.cs src/KeePassLib2Android/Utility/StrUtil.cs
222 lines
5.3 KiB
C#
222 lines
5.3 KiB
C#
/*
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KeePass Password Safe - The Open-Source Password Manager
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Copyright (C) 2003-2013 Dominik Reichl <dominik.reichl@t-online.de>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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using System;
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using System.Collections.Generic;
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using System.Xml;
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using System.Diagnostics;
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using KeePassLib.Utility;
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namespace KeePassLib
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{
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// [ImmutableObject(true)]
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/// <summary>
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/// Represents an UUID of a password entry or group. Once created,
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/// <c>PwUuid</c> objects aren't modifyable anymore (immutable).
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/// </summary>
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public sealed class PwUuid : IComparable<PwUuid>, IEquatable<PwUuid>
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{
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/// <summary>
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/// Standard size in bytes of a UUID.
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/// </summary>
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public const uint UuidSize = 16;
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/// <summary>
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/// Zero UUID (all bytes are zero).
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/// </summary>
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public static readonly PwUuid Zero = new PwUuid(false);
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private byte[] m_pbUuid = null; // Never null after constructor
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/// <summary>
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/// Get the 16 UUID bytes.
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/// </summary>
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public byte[] UuidBytes
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{
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get { return m_pbUuid; }
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}
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/// <summary>
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/// Construct a new UUID object.
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/// </summary>
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/// <param name="bCreateNew">If this parameter is <c>true</c>, a new
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/// UUID is generated. If it is <c>false</c>, the UUID is initialized
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/// to zero.</param>
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public PwUuid(bool bCreateNew)
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{
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if(bCreateNew) CreateNew();
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else SetZero();
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}
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/// <summary>
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/// Construct a new UUID object.
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/// </summary>
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/// <param name="uuidBytes">Initial value of the <c>PwUuid</c> object.</param>
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public PwUuid(byte[] uuidBytes)
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{
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SetValue(uuidBytes);
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}
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/// <summary>
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/// Create a new, random UUID.
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/// </summary>
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/// <returns>Returns <c>true</c> if a random UUID has been generated,
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/// otherwise it returns <c>false</c>.</returns>
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private void CreateNew()
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{
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Debug.Assert(m_pbUuid == null); // Only call from constructor
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while(true)
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{
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m_pbUuid = Guid.NewGuid().ToByteArray();
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if((m_pbUuid == null) || (m_pbUuid.Length != (int)UuidSize))
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{
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Debug.Assert(false);
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throw new InvalidOperationException();
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}
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// Zero is a reserved value -- do not generate Zero
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if(!Equals(PwUuid.Zero)) break;
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Debug.Assert(false);
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}
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}
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private void SetValue(byte[] uuidBytes)
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{
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Debug.Assert((uuidBytes != null) && (uuidBytes.Length == (int)UuidSize));
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if(uuidBytes == null) throw new ArgumentNullException("uuidBytes");
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if(uuidBytes.Length != (int)UuidSize) throw new ArgumentException();
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Debug.Assert(m_pbUuid == null); // Only call from constructor
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m_pbUuid = new byte[UuidSize];
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Array.Copy(uuidBytes, m_pbUuid, (int)UuidSize);
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}
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private void SetZero()
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{
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Debug.Assert(m_pbUuid == null); // Only call from constructor
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m_pbUuid = new byte[UuidSize];
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// Array.Clear(m_pbUuid, 0, (int)UuidSize);
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#if DEBUG
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List<byte> l = new List<byte>(m_pbUuid);
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Debug.Assert(l.TrueForAll(bt => (bt == 0)));
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#endif
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}
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[Obsolete]
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public bool EqualsValue(PwUuid uuid)
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{
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return Equals(uuid);
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}
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public override bool Equals(object obj)
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{
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return Equals(obj as PwUuid);
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}
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public bool Equals(PwUuid other)
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{
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if(other == null) { Debug.Assert(false); return false; }
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// Shortcut
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if (Object.ReferenceEquals(this, other))
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{
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return true;
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}
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for(int i = 0; i < (int)UuidSize; ++i)
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{
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if(m_pbUuid[i] != other.m_pbUuid[i]) return false;
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}
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return true;
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}
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private int m_h = 0;
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public override int GetHashCode()
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{
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if(m_h == 0)
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m_h = (int)MemUtil.Hash32(m_pbUuid, 0, m_pbUuid.Length);
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return m_h;
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}
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public int CompareTo(PwUuid other)
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{
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if(other == null)
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{
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Debug.Assert(false);
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throw new ArgumentNullException("other");
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}
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for(int i = 0; i < (int)UuidSize; ++i)
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{
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if(m_pbUuid[i] < other.m_pbUuid[i]) return -1;
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if(m_pbUuid[i] > other.m_pbUuid[i]) return 1;
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}
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return 0;
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}
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/// <summary>
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/// Convert the UUID to its string representation.
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/// </summary>
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/// <returns>String containing the UUID value.</returns>
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public string ToHexString()
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{
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return MemUtil.ByteArrayToHexString(m_pbUuid);
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}
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#if DEBUG
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public override string ToString()
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{
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return ToHexString();
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}
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#endif
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}
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[Obsolete]
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public sealed class PwUuidComparable : IComparable<PwUuidComparable>
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{
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private byte[] m_pbUuid = new byte[PwUuid.UuidSize];
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public PwUuidComparable(PwUuid pwUuid)
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{
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if(pwUuid == null) throw new ArgumentNullException("pwUuid");
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Array.Copy(pwUuid.UuidBytes, m_pbUuid, (int)PwUuid.UuidSize);
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}
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public int CompareTo(PwUuidComparable other)
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{
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if(other == null) throw new ArgumentNullException("other");
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for(int i = 0; i < (int)PwUuid.UuidSize; ++i)
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{
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if(m_pbUuid[i] < other.m_pbUuid[i]) return -1;
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if(m_pbUuid[i] > other.m_pbUuid[i]) return 1;
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}
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return 0;
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}
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}
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}
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