/// <summary> /// This method deSerializes the record from a byte array. /// </summary> /// <param name="data">The byte array containing the escher record information</param> /// <param name="offset">The starting offset into data</param> /// <param name="recordFactory">May be null since this is not a container record.</param> /// <returns>The number of bytes Read from the byte array.</returns> public override int FillFields(byte[] data, int offset, IEscherRecordFactory recordFactory ) { int bytesRemaining = ReadHeader(data, offset); int pos = offset + 8; field_1_blipTypeWin32 = data[pos]; field_2_blipTypeMacOS = data[pos + 1]; field_3_uid = new byte[16]; Array.Copy(data, pos + 2, field_3_uid, 0, 16); field_4_tag = LittleEndian.GetShort(data, pos + 18); field_5_size = LittleEndian.GetInt(data, pos + 20); field_6_ref = LittleEndian.GetInt(data, pos + 24); field_7_offset = LittleEndian.GetInt(data, pos + 28); field_8_usage = data[pos + 32]; field_9_name = data[pos + 33]; field_10_unused2 = data[pos + 34]; field_11_unused3 = data[pos + 35]; bytesRemaining -= 36; int bytesRead = 0; if (bytesRemaining > 0) { field_12_blipRecord = (EscherBlipRecord)recordFactory.CreateRecord(data, pos + 36); bytesRead = field_12_blipRecord.FillFields(data, pos + 36, recordFactory); } pos += 36 + bytesRead; bytesRemaining -= bytesRead; _remainingData = new byte[bytesRemaining]; Array.Copy(data, pos, _remainingData, 0, bytesRemaining); return(bytesRemaining + 8 + 36 + (field_12_blipRecord == null ? 0 : field_12_blipRecord.RecordSize)); }
/// <summary> /// The contract of this method is to deSerialize an escher record including /// it's children. /// </summary> /// <param name="data">The byte array containing the Serialized escher /// records.</param> /// <param name="offset">The offset into the byte array.</param> /// <param name="recordFactory">A factory for creating new escher records</param> /// <returns>The number of bytes written.</returns> public override int FillFields(byte[] data, int offset, IEscherRecordFactory recordFactory) { int bytesRemaining = ReadHeader(data, offset); int bytesWritten = 8; offset += 8; while (bytesRemaining > 0 && offset < data.Length) { EscherRecord child = recordFactory.CreateRecord(data, offset); int childBytesWritten = child.FillFields(data, offset, recordFactory); bytesWritten += childBytesWritten; offset += childBytesWritten; bytesRemaining -= childBytesWritten; AddChildRecord(child); if (offset >= data.Length && bytesRemaining > 0) { _remainingLength = bytesRemaining; log.Log(POILogger.WARN, "Not enough Escher data: " + bytesRemaining + " bytes remaining but no space left"); } } return bytesWritten; }
/// <summary> /// This method deSerializes the record from a byte array. /// </summary> /// <param name="data"> The byte array containing the escher record information</param> /// <param name="offset">The starting offset into data </param> /// <param name="recordFactory">May be null since this is not a container record.</param> /// <returns>The number of bytes Read from the byte array.</returns> public override int FillFields(byte[] data, int offset, IEscherRecordFactory recordFactory) { int bytesRemaining = ReadHeader(data, offset); /* * Modified by Zhang Zhang * Have a check between avaliable bytes and bytesRemaining, * take the avaliable length if the bytesRemaining out of range. * July 09, 2010 */ int avaliable = data.Length - (offset + 8); if (bytesRemaining > avaliable) { bytesRemaining = avaliable; } if (IsContainerRecord) { int bytesWritten = 0; _thedata = new byte[0]; offset += 8; bytesWritten += 8; while (bytesRemaining > 0) { EscherRecord child = recordFactory.CreateRecord(data, offset); int childBytesWritten = child.FillFields(data, offset, recordFactory); bytesWritten += childBytesWritten; offset += childBytesWritten; bytesRemaining -= childBytesWritten; ChildRecords.Add(child); } return(bytesWritten); } else { _thedata = new byte[bytesRemaining]; Array.Copy(data, offset + 8, _thedata, 0, bytesRemaining); return(bytesRemaining + 8); } }
/// <summary> /// The contract of this method is to deSerialize an escher record including /// it's children. /// </summary> /// <param name="data">The byte array containing the Serialized escher /// records.</param> /// <param name="offset">The offset into the byte array.</param> /// <param name="recordFactory">A factory for creating new escher records</param> /// <returns>The number of bytes written.</returns> public override int FillFields(byte[] data, int offset, IEscherRecordFactory recordFactory) { int bytesRemaining = ReadHeader(data, offset); int bytesWritten = 8; offset += 8; while (bytesRemaining > 0 && offset < data.Length) { EscherRecord child = recordFactory.CreateRecord(data, offset); int childBytesWritten = child.FillFields(data, offset, recordFactory); bytesWritten += childBytesWritten; offset += childBytesWritten; bytesRemaining -= childBytesWritten; AddChildRecord(child); if (offset >= data.Length && bytesRemaining > 0) { _remainingLength = bytesRemaining; log.Log(POILogger.WARN, "Not enough Escher data: " + bytesRemaining + " bytes remaining but no space left"); } } return(bytesWritten); }
/// <summary> /// This method deSerializes the record from a byte array. /// </summary> /// <param name="data"> The byte array containing the escher record information</param> /// <param name="offset">The starting offset into data </param> /// <param name="recordFactory">May be null since this is not a container record.</param> /// <returns>The number of bytes Read from the byte array.</returns> public override int FillFields(byte[] data, int offset, IEscherRecordFactory recordFactory) { int bytesRemaining = ReadHeader(data, offset); /* * Modified by Zhang Zhang * Have a check between avaliable bytes and bytesRemaining, * take the avaliable length if the bytesRemaining out of range. * July 09, 2010 */ int avaliable = data.Length - (offset + 8); if (bytesRemaining > avaliable) { bytesRemaining = avaliable; } if (IsContainerRecord) { int bytesWritten = 0; _thedata = new byte[0]; offset += 8; bytesWritten += 8; while (bytesRemaining > 0) { EscherRecord child = recordFactory.CreateRecord(data, offset); int childBytesWritten = child.FillFields(data, offset, recordFactory); bytesWritten += childBytesWritten; offset += childBytesWritten; bytesRemaining -= childBytesWritten; ChildRecords.Add(child); } return bytesWritten; } else { _thedata = new byte[bytesRemaining]; Array.Copy(data, offset + 8, _thedata, 0, bytesRemaining); return bytesRemaining + 8; } }
/// <summary> /// This method deSerializes the record from a byte array. /// </summary> /// <param name="data">The byte array containing the escher record information</param> /// <param name="offset">The starting offset into data</param> /// <param name="recordFactory">May be null since this is not a container record.</param> /// <returns>The number of bytes Read from the byte array.</returns> public override int FillFields(byte[] data, int offset, IEscherRecordFactory recordFactory ) { int bytesRemaining = ReadHeader(data, offset); int pos = offset + 8; field_1_blipTypeWin32 = data[pos]; field_2_blipTypeMacOS = data[pos + 1]; field_3_uid = new byte[16]; Array.Copy(data, pos + 2, field_3_uid, 0, 16); field_4_tag = LittleEndian.GetShort(data, pos + 18); field_5_size = LittleEndian.GetInt(data, pos + 20); field_6_ref = LittleEndian.GetInt(data, pos + 24); field_7_offset = LittleEndian.GetInt(data, pos + 28); field_8_usage = data[pos + 32]; field_9_name = data[pos + 33]; field_10_unused2 = data[pos + 34]; field_11_unused3 = data[pos + 35]; bytesRemaining -= 36; int bytesRead = 0; if (bytesRemaining > 0) { field_12_blipRecord = (EscherBlipRecord)recordFactory.CreateRecord(data, pos + 36); bytesRead = field_12_blipRecord.FillFields(data, pos + 36, recordFactory); } pos += 36 + bytesRead; bytesRemaining -= bytesRead; _remainingData = new byte[bytesRemaining]; Array.Copy(data, pos, _remainingData, 0, bytesRemaining); return bytesRemaining + 8 + 36 + (field_12_blipRecord == null ? 0 : field_12_blipRecord.RecordSize); }