Vector::BLF::Most150AllocTab(3) Library Functions Manual Vector::BLF::Most150AllocTab(3)

Vector::BLF::Most150AllocTab - MOST_150_ALLOCTAB.

#include <Most150AllocTab.h>

Inherits Vector::BLF::ObjectHeader2.


void read (AbstractFile &is) override
void write (AbstractFile &os) override
uint32_t calculateObjectSize () const override

Public Member Functions inherited from Vector::BLF::ObjectHeader2
ObjectHeader2 (const ObjectType objectType)
void read (AbstractFile &is) override
void write (AbstractFile &os) override
uint16_t calculateHeaderSize () const override
uint32_t calculateObjectSize () const override

Public Member Functions inherited from Vector::BLF::ObjectHeaderBase
ObjectHeaderBase (const uint16_t headerVersion, const ObjectType objectType)
ObjectHeaderBase (const ObjectHeaderBase &)=default
ObjectHeaderBase & operator= (const ObjectHeaderBase &)=default
ObjectHeaderBase (ObjectHeaderBase &&)=default
ObjectHeaderBase & operator= (ObjectHeaderBase &&)=default


uint16_t channel {}
application channel uint16_t eventModeFlags {}
determines the data layout uint16_t freeBytes {}
number of free bytes after the operation uint16_t length {}
number of bytes in tableData uint64_t reservedMost150AllocTab {}
std::vector< uint8_t > tableData {}

Public Attributes inherited from Vector::BLF::ObjectHeader2
uint32_t objectFlags {ObjectFlags::TimeOneNans}
object flags uint8_t timeStampStatus {}
time stamp status uint8_t reservedObjectHeader {0}
uint16_t objectVersion {0}
object specific version uint64_t objectTimeStamp {0}
object timestamp uint64_t originalTimeStamp {0}
original object timestamp

Public Attributes inherited from Vector::BLF::ObjectHeaderBase
uint32_t signature {ObjectSignature}
signature (ObjectSignature) uint16_t headerSize {}
sizeof object header uint16_t headerVersion {}
header version (1) uint32_t objectSize {}
object size ObjectType objectType {ObjectType::UNKNOWN}
object type

Public Types inherited from Vector::BLF::ObjectHeader2
enum ObjectFlags : uint32_t { TimeTenMics = 0x00000001, TimeOneNans = 0x00000002 }
enum TimeStampStatus : uint8_t { Orig = 0x01, SwHw = 0x02, User = 0x10 }

MOST_150_ALLOCTAB.

Transports current state and changes of the MOST50/150 Allocation Table.

uint32_t Vector::BLF::Most150AllocTab::calculateObjectSize () const [override], [virtual]

Calculates the objectSize

Returns

object size

Reimplemented from Vector::BLF::ObjectHeaderBase.

void Vector::BLF::Most150AllocTab::read (AbstractFile & is) [override], [virtual]

Read the data of this object

Parameters

is input stream

Reimplemented from Vector::BLF::ObjectHeaderBase.

void Vector::BLF::Most150AllocTab::write (AbstractFile & os) [override], [virtual]

Write the data of this object

Parameters

os output stream

Reimplemented from Vector::BLF::ObjectHeaderBase.

uint16_t Vector::BLF::Most150AllocTab::channel {}

application channel Application channel

uint16_t Vector::BLF::Most150AllocTab::eventModeFlags {}

determines the data layout Determines the data layout (see below)

uint16_t Vector::BLF::Most150AllocTab::freeBytes {}

number of free bytes after the operation Number of free bytes after the operation

  • Max. 116 with SBC=29 for MOST50
  • Max. 372 with SBC=93 for MOST150

uint16_t Vector::BLF::Most150AllocTab::length {}

number of bytes in tableData Length of variable data in bytes. The value must be a multiple of 4.

uint64_t Vector::BLF::Most150AllocTab::reservedMost150AllocTab {}

reserved

Allocation Table data

The data layout tableData depends on bit 0 of eventModeFlags.

If bit 0 of eventModeFlags is clear tableData contains length/4 records with the following fields. (Other data layouts are not specified yet.)

  • Bit 0..12 (LabelIdent): Synchronous Connection Label
  • Bit 12..15 (LabelStatus):
0: label unchanged
4: label has been added (allocated)
8: label has been removed (de-allocated) List removed labels at the end of the table! Listing of removed labels is optional.
Bit 16..31 (LabelWidth): Width of the label in bytes

Data layout: if((eventModeFlags & 0x0001) == 0) layout A: SLLLWWWWSLLLWWWWSLLLWWWW... if((eventModeFlags & 0x0001) == 0x0001) layout B: SLLLWWWW< channels >SLLLWWWW< channels >SLLLWWWW< channels >...

S: status flags
0x4: 1: new label (alloc)
0x8: 1: this label has been removed (dealloc)
  • LLL: label number
  • WWWW: label width
  • < channels >: list of 16-bit channel numbers (size = label width)

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Vector BLF