public static SFOHeader Read(Stream fIn) { SFOHeader sfoHeader = new SFOHeader(); byte[] tempByteArray = new byte[4]; // read FileType fIn.Read(tempByteArray, 0, 4); sfoHeader.FileType = SFOReaderUtilities.ByteArrayToString(tempByteArray); // read sfoVerion fIn.Read(tempByteArray, 0, 4); sfoHeader.SfoVersion = SFOReaderUtilities.ByteArrayToString(tempByteArray); // read offsetKeyTable fIn.Read(tempByteArray, 0, 4); sfoHeader.OffsetKeyTable = SFOReaderUtilities.ByteArrayReverseToInt(tempByteArray); // read offsetValueTable fIn.Read(tempByteArray, 0, 4); sfoHeader.OffsetValueTable = SFOReaderUtilities.ByteArrayReverseToInt(tempByteArray); // read numberDataItem fIn.Read(tempByteArray, 0, 4); sfoHeader.NumberDataItems = SFOReaderUtilities.ByteArrayReverseToInt(tempByteArray); return(sfoHeader); }
/// <summary> /// Reads one entry of the indexTable and return it's values in a SFOIndexTableEntry-object /// </summary> public static SFOIndexTableEntry ReadEntry(Stream fIn) { SFOIndexTableEntry sfoIndexTableEntry = new SFOIndexTableEntry(); byte[] tempByteArray1 = new byte[1]; byte[] tempByteArray2 = new byte[2]; byte[] tempByteArray4 = new byte[4]; // read offsetKeyNameInKeyTable fIn.Read(tempByteArray2, 0, 2); sfoIndexTableEntry.OffsetKeyNameInKeyTable = tempByteArray2; // read dataAlignmentRequirements fIn.Read(tempByteArray1, 0, 1); sfoIndexTableEntry.DataAlignmentRequirements = tempByteArray1[0]; // read dataTypeValue fIn.Read(tempByteArray1, 0, 1); sfoIndexTableEntry.DataTypeValue = tempByteArray1[0]; // read sizeValueData fIn.Read(tempByteArray4, 0, 4); sfoIndexTableEntry.SizeValueData = SFOReaderUtilities.ByteArrayReverseToInt(tempByteArray4); // read sizeValueDataAndPadding fIn.Read(tempByteArray4, 0, 4); sfoIndexTableEntry.SizeValueDataAndPadding = SFOReaderUtilities.ByteArrayReverseToInt(tempByteArray4); // read offsetDataValueInDataTable fIn.Read(tempByteArray4, 0, 4); sfoIndexTableEntry.OffsetDataValueInDataTable = SFOReaderUtilities.ByteArrayReverseToInt(tempByteArray4); return(sfoIndexTableEntry); }
/** * Reverse any byte[]-Array and converts it then to an int * * @param b * @return int */ public static int ByteArrayReverseToInt(byte[] b) { byte[] bTemp = new byte[b.Length]; for (int i = b.Length - 1, j = 0; i >= 0; i--, j++) { bTemp[j] = b[i]; } return(SFOReaderUtilities.ByteArrayToInt(bTemp)); }
/** * Reads an entry of the dataValueTable an return it as String * * @param fIn * @param sfoIndexTableEntry * @return String * @throws IOException */ public string ReadEntry(Stream sfoFile, SFOIndexTableEntry sfoIndexTableEntry) { byte[] entryByteArray = new byte[sfoIndexTableEntry.SizeValueData]; sfoFile.Read(entryByteArray, 0, sfoIndexTableEntry.SizeValueData); this.valueBytesReaded += sfoIndexTableEntry.SizeValueData; long offsetNextValue = sfoIndexTableEntry.OffsetDataValueInDataTable + sfoIndexTableEntry.SizeValueDataAndPadding; // korrekt! long skipBytes = offsetNextValue - this.valueBytesReaded; sfoFile.Seek(skipBytes, SeekOrigin.Current); this.valueBytesReaded += Convert.ToInt32(skipBytes); return(SFOReaderUtilities.ByteArrayToString(entryByteArray, true)); }
/** * Returns any byte[]-Array as an int * * @param b * @return Integer */ public static int ByteArrayToInt(byte[] b) { return(SFOReaderUtilities.ByteArrayToInt(b, 0)); }
/** * Converts any byte[]-Array to a string with the specified encoding. * * @param byteArray * @param encoding * @return String */ public static string ByteArrayToString(byte[] byteArray) { return(SFOReaderUtilities.ByteArrayToString(byteArray, false)); }