Wireshark 4.7.3
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blf_fileheader Struct Reference

Top-level file header for a BLF (Binary Logging Format) capture file. More...

#include <blf.h>

Public Attributes

uint8_t magic [4]
uint32_t header_length
uint32_t api_version
uint8_t application
uint8_t compression_level
uint8_t application_major
uint8_t application_minor
uint64_t len_compressed
uint64_t len_uncompressed
uint32_t obj_count
uint32_t application_build
blf_date_t start_date
blf_date_t end_date
uint32_t restore_point_offset
uint8_t padding []

Detailed Description

Top-level file header for a BLF (Binary Logging Format) capture file.

Member Data Documentation

◆ api_version

uint32_t blf_fileheader::api_version

BLF API version, decimal encoded.

◆ application

uint8_t blf_fileheader::application

Numeric identifier of the application that created this file.

◆ application_build

uint32_t blf_fileheader::application_build

Build number of the creating application.

◆ application_major

uint8_t blf_fileheader::application_major

Major version number of the creating application.

◆ application_minor

uint8_t blf_fileheader::application_minor

Minor version number of the creating application.

◆ compression_level

uint8_t blf_fileheader::compression_level

Compression level applied to log container data.

◆ end_date

blf_date_t blf_fileheader::end_date

Date and time of the last recorded event.

◆ header_length

uint32_t blf_fileheader::header_length

Total length in bytes of this file header.

◆ len_compressed

uint64_t blf_fileheader::len_compressed

Total size of the file data before decompression, in bytes.

◆ len_uncompressed

uint64_t blf_fileheader::len_uncompressed

Total size of the file data after decompression, in bytes.

◆ magic

uint8_t blf_fileheader::magic[4]

File magic number; must be "LOGG".

◆ obj_count

uint32_t blf_fileheader::obj_count

Total number of objects stored in this file.

◆ padding

uint8_t blf_fileheader::padding[]

Padding bytes to align the header to the required boundary.

◆ restore_point_offset

uint32_t blf_fileheader::restore_point_offset

File offset to the restore point used for crash recovery.

◆ start_date

blf_date_t blf_fileheader::start_date

Date and time of the first recorded event.


The documentation for this struct was generated from the following file: