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Initial commit - WPinternals 2.6
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Rene Lergner
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//
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// Copyright (c) 2008-2011, Kenneth Bell
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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namespace DiscUtils.Ntfs
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{
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using System;
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using System.Globalization;
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using System.IO;
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using System.Security.Principal;
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internal sealed class Quotas
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{
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private IndexView<OwnerKey, OwnerRecord> _ownerIndex;
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private IndexView<OwnerRecord, QuotaRecord> _quotaIndex;
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public Quotas(File file)
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{
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_ownerIndex = new IndexView<OwnerKey, OwnerRecord>(file.GetIndex("$O"));
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_quotaIndex = new IndexView<OwnerRecord, QuotaRecord>(file.GetIndex("$Q"));
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}
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public static Quotas Initialize(File file)
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{
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Index ownerIndex = file.CreateIndex("$O", (AttributeType)0, AttributeCollationRule.Sid);
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Index quotaIndox = file.CreateIndex("$Q", (AttributeType)0, AttributeCollationRule.UnsignedLong);
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IndexView<OwnerKey, OwnerRecord> ownerIndexView = new IndexView<OwnerKey, OwnerRecord>(ownerIndex);
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IndexView<OwnerRecord, QuotaRecord> quotaIndexView = new IndexView<OwnerRecord, QuotaRecord>(quotaIndox);
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OwnerKey adminSid = new OwnerKey(new SecurityIdentifier(WellKnownSidType.BuiltinAdministratorsSid, null));
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OwnerRecord adminOwnerId = new OwnerRecord(256);
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ownerIndexView[adminSid] = adminOwnerId;
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quotaIndexView[new OwnerRecord(1)] = new QuotaRecord(null);
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quotaIndexView[adminOwnerId] = new QuotaRecord(adminSid.Sid);
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return new Quotas(file);
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}
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public void Dump(TextWriter writer, string indent)
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{
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writer.WriteLine(indent + "QUOTAS");
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writer.WriteLine(indent + " OWNER INDEX");
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foreach (var entry in _ownerIndex.Entries)
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{
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writer.WriteLine(indent + " OWNER INDEX ENTRY");
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writer.WriteLine(indent + " SID: " + entry.Key.Sid);
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writer.WriteLine(indent + " Owner Id: " + entry.Value.OwnerId);
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}
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writer.WriteLine(indent + " QUOTA INDEX");
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foreach (var entry in _quotaIndex.Entries)
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{
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writer.WriteLine(indent + " QUOTA INDEX ENTRY");
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writer.WriteLine(indent + " Owner Id: " + entry.Key.OwnerId);
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writer.WriteLine(indent + " User SID: " + entry.Value.Sid);
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writer.WriteLine(indent + " Changed: " + entry.Value.ChangeTime);
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writer.WriteLine(indent + " Exceeded: " + entry.Value.ExceededTime);
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writer.WriteLine(indent + " Bytes Used: " + entry.Value.BytesUsed);
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writer.WriteLine(indent + " Flags: " + entry.Value.Flags);
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writer.WriteLine(indent + " Hard Limit: " + entry.Value.HardLimit);
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writer.WriteLine(indent + " Warning Limit: " + entry.Value.WarningLimit);
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writer.WriteLine(indent + " Version: " + entry.Value.Version);
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}
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}
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internal sealed class OwnerKey : IByteArraySerializable
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{
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public SecurityIdentifier Sid;
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public OwnerKey()
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{
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}
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public OwnerKey(SecurityIdentifier sid)
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{
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Sid = sid;
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}
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public int Size
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{
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get { return Sid.BinaryLength; }
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}
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public int ReadFrom(byte[] buffer, int offset)
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{
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Sid = new SecurityIdentifier(buffer, offset);
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return Sid.BinaryLength;
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}
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public void WriteTo(byte[] buffer, int offset)
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{
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Sid.GetBinaryForm(buffer, offset);
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}
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public override string ToString()
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{
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return string.Format(CultureInfo.InvariantCulture, "[Sid:{0}]", Sid);
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}
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}
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internal sealed class OwnerRecord : IByteArraySerializable
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{
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public int OwnerId;
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public OwnerRecord()
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{
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}
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public OwnerRecord(int ownerId)
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{
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OwnerId = ownerId;
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}
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public int Size
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{
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get { return 4; }
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}
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public int ReadFrom(byte[] buffer, int offset)
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{
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OwnerId = Utilities.ToInt32LittleEndian(buffer, offset);
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return 4;
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}
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public void WriteTo(byte[] buffer, int offset)
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{
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Utilities.WriteBytesLittleEndian(OwnerId, buffer, offset);
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}
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public override string ToString()
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{
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return "[OwnerId:" + OwnerId + "]";
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}
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}
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internal sealed class QuotaRecord : IByteArraySerializable
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{
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public int Version;
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public int Flags;
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public long BytesUsed;
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public DateTime ChangeTime;
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public long WarningLimit;
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public long HardLimit;
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public long ExceededTime;
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public SecurityIdentifier Sid;
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public QuotaRecord()
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{
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}
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public QuotaRecord(SecurityIdentifier sid)
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{
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Version = 2;
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Flags = 1;
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ChangeTime = DateTime.UtcNow;
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WarningLimit = -1;
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HardLimit = -1;
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Sid = sid;
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}
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public int Size
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{
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get { return 0x30 + (Sid == null ? 0 : Sid.BinaryLength); }
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}
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public int ReadFrom(byte[] buffer, int offset)
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{
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Version = Utilities.ToInt32LittleEndian(buffer, offset);
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Flags = Utilities.ToInt32LittleEndian(buffer, offset + 0x04);
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BytesUsed = Utilities.ToInt64LittleEndian(buffer, offset + 0x08);
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ChangeTime = DateTime.FromFileTimeUtc(Utilities.ToInt64LittleEndian(buffer, offset + 0x10));
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WarningLimit = Utilities.ToInt64LittleEndian(buffer, offset + 0x18);
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HardLimit = Utilities.ToInt64LittleEndian(buffer, offset + 0x20);
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ExceededTime = Utilities.ToInt64LittleEndian(buffer, offset + 0x28);
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if (buffer.Length - offset > 0x30)
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{
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Sid = new SecurityIdentifier(buffer, offset + 0x30);
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return 0x30 + Sid.BinaryLength;
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}
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return 0x30;
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}
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public void WriteTo(byte[] buffer, int offset)
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{
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Utilities.WriteBytesLittleEndian(Version, buffer, offset);
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Utilities.WriteBytesLittleEndian(Flags, buffer, offset + 0x04);
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Utilities.WriteBytesLittleEndian(BytesUsed, buffer, offset + 0x08);
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Utilities.WriteBytesLittleEndian(ChangeTime.ToFileTimeUtc(), buffer, offset + 0x10);
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Utilities.WriteBytesLittleEndian(WarningLimit, buffer, offset + 0x18);
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Utilities.WriteBytesLittleEndian(HardLimit, buffer, offset + 0x20);
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Utilities.WriteBytesLittleEndian(ExceededTime, buffer, offset + 0x28);
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if (Sid != null)
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{
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Sid.GetBinaryForm(buffer, offset + 0x30);
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}
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}
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public override string ToString()
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{
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return "[V:" + Version + ",F:" + Flags + ",BU:" + BytesUsed + ",CT:" + ChangeTime + ",WL:" + WarningLimit + ",HL:" + HardLimit + ",ET:" + ExceededTime + ",SID:" + Sid + "]";
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}
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}
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}
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}
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