| 1 | // Copyright Marek Kurdej 2010 - 2012.
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| 2 | // Distributed under the UTC Heudiasyc Pacpus License, Version 1.0.
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| 3 | // See accompanying file LICENSE_1_0.txt or copy at
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| 4 | // http://www.hds.utc.fr/~kurdejma/LICENSE_1_0.txt
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| 5 |
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| 6 | #ifndef HDFILE_HEADER_T_H
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| 7 | #define HDFILE_HEADER_T_H
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| 8 |
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| 9 | #include "kernel/cstdint.h"
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| 10 | #include "kernel/road_time.h"
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| 11 |
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| 12 | #define HEADER_SIGNATURE_LENGTH 4
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| 13 | #define VERSION_NUMBER 2
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| 14 |
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| 15 | #pragma pack(push,4)
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| 16 | struct hdfile_header_t
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| 17 | {
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| 18 | typedef int8_t SignatureT;
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| 19 | typedef int32_t DataTypeT;
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| 20 | typedef int32_t VersionT;
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| 21 | typedef int32_t DataSizeT;
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| 22 | typedef int32_t DataOffsetT;
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| 23 | // FIXME: file size should be 64-bit long to support large (>2GB) files
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| 24 | typedef int32_t FileSizeT;
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| 25 | typedef int32_t RecordCountT;
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| 26 |
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| 27 | static const DataSizeT kVariableRecordSize = -1;
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| 28 |
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| 29 | SignatureT Signature[HEADER_SIGNATURE_LENGTH];
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| 30 | DataTypeT Type; /* IMAGE, CAN, UNKNOWN, etc. */
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| 31 | VersionT VersionNumber;
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| 32 | DataOffsetT DataOffset; /* starting of the data */
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| 33 | DataSizeT DataSize; /* number of byte for data */
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| 34 | FileSizeT FileSize; /* current size of the file */
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| 35 | road_time_t TimeMin, TimeMax;
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| 36 | RecordCountT NbRecords; /* number of records */
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| 37 | };
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| 38 | #pragma pack(pop)
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| 39 |
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| 40 | #endif // HDFILE_HEADER_T_H
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