private void getRecords()
        {
            foreach (rawKeyAndRecord record in this.rawRecords)
            {
                extentsOverflowFile.HFSPlusExtentKey key        = new extentsOverflowFile.HFSPlusExtentKey();
                extentsOverflowLeafRecord            leafRecord = new extentsOverflowLeafRecord();
                leafRecord.extents = new hfsPlusForkData.HFSPlusExtentRecord[8];

                key.keyLength  = record.keyLength;
                key.type       = (extentsOverflowFile.forkType)record.keyData[0];
                key.pad        = record.keyData[1];
                key.fileID     = dataOperations.convToLE(BitConverter.ToUInt32(record.keyData, 2));
                key.startBlock = dataOperations.convToLE(BitConverter.ToUInt32(record.keyData, 6));

                leafRecord.key = key;

                for (int i = 0; i < 8; i++)
                {
                    hfsPlusForkData.HFSPlusExtentRecord extent = new hfsPlusForkData.HFSPlusExtentRecord();

                    extent.startBlock = dataOperations.convToLE(BitConverter.ToUInt32(record.recordData, i * 8));
                    extent.blockCount = dataOperations.convToLE(BitConverter.ToUInt32(record.recordData, (i * 8) + 4));

                    leafRecord.extents[i] = extent;
                }

                this.records.Add(leafRecord);
            }
        }
        private void getRecords()
        {
            foreach (rawKeyAndRecord record in this.rawRecords)
            {

                extentsOverflowFile.HFSPlusExtentKey key = new extentsOverflowFile.HFSPlusExtentKey();
                extentsOverflowLeafRecord leafRecord = new extentsOverflowLeafRecord();
                leafRecord.extents = new hfsPlusForkData.HFSPlusExtentRecord[8];

                key.keyLength = record.keyLength;
                key.type = (extentsOverflowFile.forkType)record.keyData[0];
                key.pad = record.keyData[1];
                key.fileID = dataOperations.convToLE(BitConverter.ToUInt32(record.keyData, 2));
                key.startBlock = dataOperations.convToLE(BitConverter.ToUInt32(record.keyData, 6));

                leafRecord.key = key;

                for (int i = 0; i < 8; i++)
                {
                    hfsPlusForkData.HFSPlusExtentRecord extent = new hfsPlusForkData.HFSPlusExtentRecord();

                    extent.startBlock = dataOperations.convToLE(BitConverter.ToUInt32(record.recordData, i * 8));
                    extent.blockCount = dataOperations.convToLE(BitConverter.ToUInt32(record.recordData, (i * 8) + 4));

                    leafRecord.extents[i] = extent;
                }

                this.records.Add(leafRecord);
            }
        }
        public static extentsOverflowFile.HFSPlusExtentKey buildExtentSearchKey(ref byte[] rawKeyData)
        {
            extentsOverflowFile.HFSPlusExtentKey result = new extentsOverflowFile.HFSPlusExtentKey();

            result.type = (extentsOverflowFile.forkType)rawKeyData[0];
            result.pad = rawKeyData[1];
            result.fileID = dataOperations.convToLE(BitConverter.ToUInt32(rawKeyData, 2));
            result.startBlock = dataOperations.convToLE(BitConverter.ToUInt32(rawKeyData, 6));

            return result;
        }
Пример #4
0
        public static extentsOverflowFile.HFSPlusExtentKey buildExtentSearchKey(ref byte[] rawKeyData)
        {
            extentsOverflowFile.HFSPlusExtentKey result = new extentsOverflowFile.HFSPlusExtentKey();

            result.type       = (extentsOverflowFile.forkType)rawKeyData[0];
            result.pad        = rawKeyData[1];
            result.fileID     = dataOperations.convToLE(BitConverter.ToUInt32(rawKeyData, 2));
            result.startBlock = dataOperations.convToLE(BitConverter.ToUInt32(rawKeyData, 6));

            return(result);
        }
Пример #5
0
        private void getAllExtents(extentsOverflowFile eofInput, uint CNID)
        {
            extentsOverflowFile.HFSPlusExtentKey extentKey = new extentsOverflowFile.HFSPlusExtentKey();
            extentsOverflowLeafNode.extentsOverflowLeafRecord record;

            extentKey.fileID = CNID;
            extentKey.type   = extentsOverflowFile.forkType.data;

            while (this.knownDataBlocks < this.totalDataBlocks)
            {
                extentKey.startBlock = knownDataBlocks;
                record = eofInput.getExtentRecordWithKey(extentKey);

                int i = 0;
                while (i < 8 && record.extents[i].blockCount > 0)
                {
                    this.fileContent.dataExtents.Add(record.extents[i]);
                    this.knownDataBlocks += record.extents[i].blockCount;
                    i++;
                }
                this.allDataBlocksKnown = knownDataBlocks == totalDataBlocks;
            }

            extentKey.type = extentsOverflowFile.forkType.resource;
            while (this.knownResourceBlocks < this.totalResourceBlocks)
            {
                extentKey.startBlock = knownResourceBlocks;
                record = eofInput.getExtentRecordWithKey(extentKey);
                int i = 0;
                while (record.extents[i].blockCount > 0 && i < 8)
                {
                    this.fileContent.resourceExtents.Add(record.extents[i]);
                    this.knownResourceBlocks += record.extents[i].blockCount;
                    i++;
                }
                this.allResourceBlocksKnown = knownResourceBlocks == totalResourceBlocks;
            }
        }
Пример #6
0
        private void getAllExtents(extentsOverflowFile eofInput, uint CNID)
        {
            extentsOverflowFile.HFSPlusExtentKey extentKey = new extentsOverflowFile.HFSPlusExtentKey();
            extentsOverflowLeafNode.extentsOverflowLeafRecord record;

            extentKey.fileID = CNID;
            extentKey.type = extentsOverflowFile.forkType.data;

            while (this.knownDataBlocks < this.totalDataBlocks)
            {
                extentKey.startBlock = knownDataBlocks;
                record = eofInput.getExtentRecordWithKey(extentKey);

                int i = 0;
                while (i < 8 && record.extents[i].blockCount > 0)
                {
                    this.fileContent.dataExtents.Add(record.extents[i]);
                    this.knownDataBlocks += record.extents[i].blockCount;
                    i++;
                }
                this.allDataBlocksKnown = knownDataBlocks == totalDataBlocks;
            }

            extentKey.type = extentsOverflowFile.forkType.resource;
            while (this.knownResourceBlocks < this.totalResourceBlocks)
            {
                extentKey.startBlock = knownResourceBlocks;
                record = eofInput.getExtentRecordWithKey(extentKey);
                int i = 0;
                while (record.extents[i].blockCount > 0 && i < 8)
                {
                    this.fileContent.resourceExtents.Add(record.extents[i]);
                    this.knownResourceBlocks += record.extents[i].blockCount;
                    i++;
                }
                this.allResourceBlocksKnown = knownResourceBlocks == totalResourceBlocks;
            }
        }