BdsApi 3.1.4
This is the Blacknest BDS API.
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BdsDataFileLog.h
Go to the documentation of this file.
1/*******************************************************************************
2 * BdsDataFileLog.h Data File Access
3 * T.Barnaby, BEAM Ltd, 2008-06-24
4 *******************************************************************************
5 */
6#ifndef BdsDataFileLog_H
7#define BdsDataFileLog_H
8
9#include <BdsDataFile.h>
10#include <BdsD.h>
11
12namespace Bds {
13
15class DataFileLog : public DataFile {
16public:
18
19 BError open(BString fileName, BString mode);
20
22 int getFeatures();
23
24 BError getInfo(DataInfo& dataInfo, DataFileOptions options, BList<DataError>& errors);
25 BError readData(BUInt32 channel, BUInt segment, BUInt32 blockNumber, DataBlock& data);
26
28 BError setInfo(const DataInfo& dataInfo, const ChannelInfos& channelInfos, WriteOptionsList options = WriteOptionSensorData);
29 BError start(BUInt channel, BUInt segment);
31 BError end();
32
33 static DataFormats getFormats();
34
35private:
36 BError readBlock(BUInt32 channel, BUInt64 pos, DataBlock& data, BUInt64& posNext);
37
38 DataInfo odataInfo;
39 ChannelInfos ochannelInfos;
40 BString oformat;
41 BArray<DataBlockPos> oblockPositions;
42};
43
44}
45#endif
BUInt32 format
BUInt32 BUInt
uint32_t BUInt32
uint64_t BUInt64
BOAP data class definitions for: Bds.
char data[8]
This class provides Metadata information on a set of channels.
Definition: BdsD.h:564
This class provides the actual Sensor data values contained within a single data block.
Definition: BdsD.h:707
Data file convertor for LOG format files.
Definition: BdsDataFileLog.h:15
int getFeatures()
Get bitmask of supported features.
Definition: BdsDataFileLog.cpp:57
BError open(BString fileName, BString mode)
Open the file for read or write.
Definition: BdsDataFileLog.cpp:44
BError setFormat(BString format)
Set the sub-format.
Definition: BdsDataFileLog.cpp:186
DataOrder getDataOrder()
Get the expected order of writing data, by sample or by channel.
Definition: BdsDataFileLog.cpp:53
BError readData(BUInt32 channel, BUInt segment, BUInt32 blockNumber, DataBlock &data)
Read a block.
Definition: BdsDataFileLog.cpp:125
BError setInfo(const DataInfo &dataInfo, const ChannelInfos &channelInfos, WriteOptionsList options=WriteOptionSensorData)
Set information on data for write.
Definition: BdsDataFileLog.cpp:200
BError getInfo(DataInfo &dataInfo, DataFileOptions options, BList< DataError > &errors)
Get info on data.
Definition: BdsDataFileLog.cpp:62
DataFileLog()
Definition: BdsDataFileLog.cpp:40
BError start(BUInt channel, BUInt segment)
Start writing next segment of data.
Definition: BdsDataFileLog.cpp:216
BError end()
End write segment.
Definition: BdsDataFileLog.cpp:274
static DataFormats getFormats()
Definition: BdsDataFileLog.cpp:32
BError writeData(const DataBlock &data)
Write a block of data.
Definition: BdsDataFileLog.cpp:263
This defines a list of BDS data converter options.
Definition: BdsDataFile.h:30
This class defines the interface for generic data file access that all of the BDS data converters sha...
Definition: BdsDataFile.h:41
DataOrder
Definition: BdsDataFile.h:43
WriteOptionsList
Definition: BdsDataFile.h:45
@ WriteOptionSensorData
Definition: BdsDataFile.h:45
This class defines information on a set of data.
Definition: BdsD.h:640
Definition: BdsC.cc:8