---
name: "Vector_BLF_MostSystemEvent"
section: "3"
platform: "linux"
package: "vector-blf"
version: "2.4.2-2"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/Vector_BLF_MostSystemEvent"
---

# Vector\_BLF\_MostSystemEvent(3)

MOST\_SYSTEM\_EVENT.

## NAME

Vector::BLF::MostSystemEvent - MOST\_SYSTEM\_EVENT.

## SYNOPSIS

\#include \<MostSystemEvent.h\>

Inherits **Vector::BLF::ObjectHeader2**.

### Public Member Functions

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\

### Public Attributes

uint16\_t **channel** {}\
 application channel  uint16\_t **id** {}\
 identifier of transported data  uint32\_t **value** {}\
 current value  uint32\_t **valueOld** {}\
 previous value  uint32\_t **reservedMostSystemEvent** {}\

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

### Additional Inherited Members

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 }\

## Detailed Description

MOST\_SYSTEM\_EVENT.

Event for various system states.

## Member Function Documentation

### uint32\_t Vector::BLF::MostSystemEvent::calculateObjectSize () const \[override\], \[virtual\]

Calculates the objectSize

**Returns**

object size

Reimplemented from **Vector::BLF::ObjectHeaderBase**.

### void Vector::BLF::MostSystemEvent::read (AbstractFile & is) \[override\], \[virtual\]

Read the data of this object

**Parameters**

*is* input stream

Reimplemented from **Vector::BLF::ObjectHeaderBase**.

### void Vector::BLF::MostSystemEvent::write (AbstractFile & os) \[override\], \[virtual\]

Write the data of this object

**Parameters**

*os* output stream

Reimplemented from **Vector::BLF::ObjectHeaderBase**.

## Member Data Documentation

### uint16\_t Vector::BLF::MostSystemEvent::channel {}

application channel Application channel

### uint16\_t Vector::BLF::MostSystemEvent::id {}

identifier of transported data Identification of transported data (enumeration):

- •

  1 - System Lock (MOST150)

- •

  2 - Shutdown Flag (MOST150)

- •

  3 - Shutdown Reason (MOST150)

### uint32\_t Vector::BLF::MostSystemEvent::reservedMostSystemEvent {}

reserved

### uint32\_t Vector::BLF::MostSystemEvent::value {}

current value Current value

### uint32\_t Vector::BLF::MostSystemEvent::valueOld {}

previous value Previous value

## Author

Generated automatically by Doxygen for Vector BLF from the source code.