m0_format_header Struct Reference

#include <format.h>

Collaboration diagram for m0_format_header:

Data Fields
uint64_t	hd_magic
uint64_t	hd_bits

Detailed Description

Standard header of a persistent object.

Definition at line 38 of file format.h.

Field Documentation

hd_bits

uint64_t hd_bits

Encoding of m0_format_tag data.

• 16 most significant bits – version number;
• 16 bits in the middle – object type;
• 32 least significant bits – size in bytes.

See also

m0_format_header_pack(), m0_format_header_unpack()

Definition at line 53 of file format.h.

hd_magic

uint64_t hd_magic

Header magic, used in m0_format_footer_verify() to verify that buffer has a valid m0_format_header.

Definition at line 43 of file format.h.

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

• format/format.h