Exemplo n.º 1
0
        /// <param name="segmentLength">This refers to the maximum length of FileRecord as defined in the Volume's BootRecord</param>
        public byte[] GetBytes(int bytesPerFileRecordSegment, ushort minorNTFSVersion)
        {
            int    strideCount             = bytesPerFileRecordSegment / MultiSectorHelper.BytesPerStride;
            ushort updateSequenceArraySize = (ushort)(1 + strideCount);

            ushort updateSequenceArrayOffset;

            if (minorNTFSVersion == 0)
            {
                updateSequenceArrayOffset = NTFS30UpdateSequenceArrayOffset;
            }
            else
            {
                updateSequenceArrayOffset = NTFS31UpdateSequenceArrayOffset;
            }

            MultiSectorHeader multiSectorHeader    = new MultiSectorHeader(ValidSignature, updateSequenceArrayOffset, updateSequenceArraySize);
            ushort            firstAttributeOffset = GetFirstAttributeOffset(bytesPerFileRecordSegment, minorNTFSVersion);

            byte[] buffer = new byte[bytesPerFileRecordSegment];
            multiSectorHeader.WriteBytes(buffer, 0x00);
            LittleEndianWriter.WriteUInt64(buffer, 0x08, LogFileSequenceNumber);
            LittleEndianWriter.WriteUInt16(buffer, 0x10, m_sequenceNumber);
            LittleEndianWriter.WriteUInt16(buffer, 0x12, ReferenceCount);
            LittleEndianWriter.WriteUInt16(buffer, 0x14, firstAttributeOffset);
            LittleEndianWriter.WriteUInt16(buffer, 0x16, (ushort)m_flags);

            LittleEndianWriter.WriteInt32(buffer, 0x1C, bytesPerFileRecordSegment);
            m_baseFileRecordSegment.WriteBytes(buffer, 0x20);
            LittleEndianWriter.WriteUInt16(buffer, 0x28, NextAttributeInstance);
            if (minorNTFSVersion == 1)
            {
                LittleEndianWriter.WriteUInt32(buffer, 0x2C, (uint)m_segmentNumber);
            }

            // write attributes
            int position = firstAttributeOffset;

            foreach (AttributeRecord attribute in m_immediateAttributes)
            {
                byte[] attributeBytes = attribute.GetBytes();
                ByteWriter.WriteBytes(buffer, position, attributeBytes);
                position += attributeBytes.Length;
            }

            byte[] marker = GetEndMarker();
            ByteWriter.WriteBytes(buffer, position, marker);
            position += marker.Length;
            position += 4; // record (length) is aligned to 8-byte boundary

            uint segmentLength = (uint)position;

            LittleEndianWriter.WriteUInt32(buffer, 0x18, segmentLength);

            // Write UpdateSequenceNumber and UpdateSequenceReplacementData
            List <byte[]> updateSequenceReplacementData = MultiSectorHelper.EncodeSegmentBuffer(buffer, 0, bytesPerFileRecordSegment, UpdateSequenceNumber);

            MultiSectorHelper.WriteUpdateSequenceArray(buffer, updateSequenceArrayOffset, updateSequenceArraySize, UpdateSequenceNumber, updateSequenceReplacementData);
            return(buffer);
        }
 public override void WriteBytes(byte[] buffer, int offset)
 {
     LittleEndianWriter.WriteUInt32(buffer, offset + 0x00, AllocatedOrNextFree);
     ByteWriter.WriteByte(buffer, offset + 0x04, (byte)TransactionState);
     LittleEndianWriter.WriteUInt64(buffer, offset + 0x08, FirstLsn);
     LittleEndianWriter.WriteUInt64(buffer, offset + 0x10, PreviousLsn);
     LittleEndianWriter.WriteUInt64(buffer, offset + 0x18, UndoNextLsn);
     LittleEndianWriter.WriteUInt32(buffer, offset + 0x20, UndoRecords);
     LittleEndianWriter.WriteInt32(buffer, offset + 0x24, UndoBytes);
 }
 public override void WriteDataBytes(byte[] buffer, ref int offset)
 {
     ByteWriter.WriteByte(buffer, offset + 0, (byte)btype);
     ByteWriter.WriteByte(buffer, offset + 1, cLevel);
     LittleEndianWriter.WriteInt32(buffer, offset + 2, rgentries.Count);
     offset = 8;
     for (int index = 0; index < rgentries.Count; index++)
     {
         rgentries[index].WriteBytes(buffer, offset);
         offset += SubnodeIntermediateEntry.Length;
     }
 }
Exemplo n.º 4
0
 public override void WriteDataBytes(byte[] buffer, ref int offset)
 {
     ByteWriter.WriteByte(buffer, offset + 0, (byte)btype);
     ByteWriter.WriteByte(buffer, offset + 1, (byte)cLevel);
     LittleEndianWriter.WriteInt32(buffer, offset + 2, rgbid.Count);
     LittleEndianWriter.WriteUInt32(buffer, offset + 4, lcbTotal);
     offset = 8;
     for (int index = 0; index < rgbid.Count; index++)
     {
         LittleEndianWriter.WriteUInt64(buffer, offset, rgbid[index].Value);
         offset += 8;
     }
 }
        public byte[] GetBytes()
        {
            byte[] buffer = new byte[Length];
            LittleEndianWriter.WriteInt32(buffer, 0, lBias);
            LittleEndianWriter.WriteInt32(buffer, 4, lStandardBias);
            LittleEndianWriter.WriteInt32(buffer, 8, lDaylightBias);
            LittleEndianWriter.WriteUInt16(buffer, 12, stStandardDate.wYear);
            stStandardDate.WriteBytes(buffer, 14);
            LittleEndianWriter.WriteUInt16(buffer, 30, stDaylightDate.wYear);
            stDaylightDate.WriteBytes(buffer, 32);

            return(buffer);
        }
 public void WriteBytes(byte[] buffer, int offset)
 {
     ByteWriter.WriteByte(buffer, offset + 0, MajorVersion);
     ByteWriter.WriteByte(buffer, offset + 1, MinorVersion);
     LittleEndianWriter.WriteUInt16(buffer, offset + 2, Reserved);
     LittleEndianWriter.WriteUInt16(buffer, offset + 4, (ushort)TZRuleFlags);
     LittleEndianWriter.WriteUInt16(buffer, offset + 6, wYear);
     // 14 unused bytes
     LittleEndianWriter.WriteInt32(buffer, offset + 22, lBias);
     LittleEndianWriter.WriteInt32(buffer, offset + 26, lStandardBias);
     LittleEndianWriter.WriteInt32(buffer, offset + 30, lDaylightBias);
     stStandardDate.WriteBytes(buffer, offset + 34);
     stDaylightDate.WriteBytes(buffer, offset + 50);
 }
Exemplo n.º 7
0
        // ExtendedException Structure:
        // http://msdn.microsoft.com/en-us/library/ee159855%28v=exchg.80%29
        public void WriteExtendedException(Stream stream, WriterCompatibilityMode writerCompatibilityMode)
        {
            if (writerCompatibilityMode >= WriterCompatibilityMode.Outlook2007RTM)
            {
                // Change highlight structure:
                uint changeHighlightSize = 4;
                LittleEndianWriter.WriteUInt32(stream, changeHighlightSize);
                int changeHighlightValue = 0; // Apparently Outlook 2010 uses 0 regardless of the actual changes
                LittleEndianWriter.WriteInt32(stream, changeHighlightValue);
            }

            uint reservedBlockEE1Size = 0;

            LittleEndianWriter.WriteUInt32(stream, reservedBlockEE1Size);

            if (HasModifiedSubject || HasModifiedLocation)
            {
                DateTimeHelper.WriteDateTimeInMinutes(stream, NewStartDT);
                DateTimeHelper.WriteDateTimeInMinutes(stream, NewEndDT);
                DateTimeHelper.WriteDateTimeInMinutes(stream, OriginalStartDT);

                if (HasModifiedSubject)
                {
                    LittleEndianWriter.WriteUInt16(stream, (ushort)Subject.Length);
                    ByteWriter.WriteBytes(stream, Encoding.Unicode.GetBytes(Subject));
                }

                if (HasModifiedLocation)
                {
                    LittleEndianWriter.WriteUInt16(stream, (ushort)Location.Length);
                    ByteWriter.WriteBytes(stream, Encoding.Unicode.GetBytes(Location));
                }
                uint reservedBlockEE2Size = 0;
                LittleEndianWriter.WriteUInt32(stream, reservedBlockEE2Size);
            }
        }
Exemplo n.º 8
0
        /// <param name="segmentLength">This refers to the maximum length of FileRecord as defined in the Volume's BootRecord</param>
        public byte[] GetBytes(int segmentLength, int bytesPerCluster, ushort minorNTFSVersion)
        {
            int    strideCount             = segmentLength / MultiSectorHelper.BytesPerStride;
            ushort updateSequenceArraySize = (ushort)(1 + strideCount);

            ushort updateSequenceArrayOffset;

            if (minorNTFSVersion == 0)
            {
                updateSequenceArrayOffset = NTFS30UpdateSequenceArrayOffset;
            }
            else
            {
                updateSequenceArrayOffset = NTFS31UpdateSequenceArrayOffset;
            }

            ushort firstAttributeOffset = GetFirstAttributeOffset(segmentLength, minorNTFSVersion);

            byte[] buffer = new byte[segmentLength];
            ByteWriter.WriteAnsiString(buffer, 0, Signature, 4);
            LittleEndianWriter.WriteUInt16(buffer, 0x04, updateSequenceArrayOffset);
            LittleEndianWriter.WriteUInt16(buffer, 0x06, updateSequenceArraySize);
            LittleEndianWriter.WriteUInt64(buffer, 0x08, LogFileSequenceNumber);
            LittleEndianWriter.WriteUInt16(buffer, 0x10, SequenceNumber);
            LittleEndianWriter.WriteUInt16(buffer, 0x12, HardLinkCount);
            LittleEndianWriter.WriteUInt16(buffer, 0x14, firstAttributeOffset);
            LittleEndianWriter.WriteUInt16(buffer, 0x16, (ushort)m_flags);

            LittleEndianWriter.WriteInt32(buffer, 0x1C, segmentLength);
            LittleEndianWriter.WriteUInt64(buffer, 0x20, BaseFileRecordSegmentNumber);
            LittleEndianWriter.WriteUInt16(buffer, 0x28, NextAttributeId);
            if (minorNTFSVersion == 1)
            {
                LittleEndianWriter.WriteUInt32(buffer, 0x2C, MftSegmentNumberXP);
            }

            // write attributes
            int position = firstAttributeOffset;

            foreach (AttributeRecord attribute in m_immediateAttributes)
            {
                byte[] attributeBytes = attribute.GetBytes(bytesPerCluster);
                ByteWriter.WriteBytes(buffer, position, attributeBytes);
                position += attributeBytes.Length;
            }

            byte[] marker = GetEndMarker();
            ByteWriter.WriteBytes(buffer, position, marker);
            position += marker.Length;
            position += 4; // record (length) is aligned to 8-byte boundary

            uint segmentRealSize = (uint)position;

            LittleEndianWriter.WriteUInt32(buffer, 0x18, segmentRealSize);

            // write UpdateSequenceNumber and UpdateSequenceReplacementData
            List <byte[]> updateSequenceReplacementData = MultiSectorHelper.EncodeSegmentBuffer(buffer, 0, segmentLength, UpdateSequenceNumber);

            position = updateSequenceArrayOffset;
            LittleEndianWriter.WriteUInt16(buffer, position, UpdateSequenceNumber);
            position += 2;
            foreach (byte[] endOfSectorBytes in updateSequenceReplacementData)
            {
                ByteWriter.WriteBytes(buffer, position, endOfSectorBytes);
                position += 2;
            }

            return(buffer);
        }
Exemplo n.º 9
0
        public byte[] GetBytes(int bytesPerFileRecordSegment, ushort minorNTFSVersion, bool applyUsaProtection)
        {
            int    strideCount             = bytesPerFileRecordSegment / MultiSectorHelper.BytesPerStride;
            ushort updateSequenceArraySize = (ushort)(1 + strideCount);

            ushort updateSequenceArrayOffset;

            if (minorNTFSVersion == 0)
            {
                updateSequenceArrayOffset = NTFS30UpdateSequenceArrayOffset;
            }
            else
            {
                updateSequenceArrayOffset = NTFS31UpdateSequenceArrayOffset;
            }

            MultiSectorHeader multiSectorHeader    = new MultiSectorHeader(ValidSignature, updateSequenceArrayOffset, updateSequenceArraySize);
            ushort            firstAttributeOffset = GetFirstAttributeOffset(bytesPerFileRecordSegment, minorNTFSVersion);

            int length = applyUsaProtection ? bytesPerFileRecordSegment : GetNumberOfBytesInUse(bytesPerFileRecordSegment, minorNTFSVersion);

            byte[] buffer = new byte[length];
            multiSectorHeader.WriteBytes(buffer, 0x00);
            LittleEndianWriter.WriteUInt64(buffer, 0x08, LogFileSequenceNumber);
            LittleEndianWriter.WriteUInt16(buffer, 0x10, m_sequenceNumber);
            LittleEndianWriter.WriteUInt16(buffer, 0x12, ReferenceCount);
            LittleEndianWriter.WriteUInt16(buffer, 0x14, firstAttributeOffset);
            LittleEndianWriter.WriteUInt16(buffer, 0x16, (ushort)m_flags);

            LittleEndianWriter.WriteInt32(buffer, 0x1C, bytesPerFileRecordSegment);
            m_baseFileRecordSegment.WriteBytes(buffer, 0x20);
            LittleEndianWriter.WriteUInt16(buffer, 0x28, NextAttributeInstance);
            if (minorNTFSVersion == 1)
            {
                LittleEndianWriter.WriteUInt32(buffer, 0x2C, (uint)m_segmentNumber);
            }
            LittleEndianWriter.WriteUInt32(buffer, updateSequenceArrayOffset, UpdateSequenceNumber);

            // write attributes
            int position = firstAttributeOffset;

            foreach (AttributeRecord attribute in m_immediateAttributes)
            {
                byte[] attributeBytes = attribute.GetBytes();
                ByteWriter.WriteBytes(buffer, position, attributeBytes);
                position += attributeBytes.Length;
            }

            LittleEndianWriter.WriteUInt32(buffer, position, AttributesEndMarker);
            position += AttributesEndMarkerLength; // End marker + alignment to 8-byte boundary

            uint segmentLength = (uint)position;

            LittleEndianWriter.WriteUInt32(buffer, 0x18, segmentLength);

            if (applyUsaProtection)
            {
                MultiSectorHelper.ApplyUsaProtection(buffer, 0);
            }
            return(buffer);
        }