MMappedVector< T >::data_t Struct Reference

On-disk layout stored at the start of the backing file. More...

Public Attributes
uint64_t	magic
	File-type identifier.
uint16_t	version
	Format version of this file.
uint16_t	elem_size
	sizeof(T) at write time
uint32_t	flags
	Bit 0: opened for writing and not closed since.
unsigned long	nb_elements
	Number of elements currently stored.
unsigned long	capacity
	Maximum elements before the next grow.
T	d []
	Flexible array of elements.

Detailed Description

template<typename T>
struct MMappedVector< T >::data_t

On-disk layout stored at the start of the backing file.

d is a flexible array member holding the actual elements.

Definition at line 45 of file MMappedVector.h.

Member Data Documentation

capacity

template<typename T>

unsigned long MMappedVector< T >::data_t::capacity

Maximum elements before the next grow.

Definition at line 51 of file MMappedVector.h.

d

template<typename T>

T MMappedVector< T >::data_t::d[]

Flexible array of elements.

Definition at line 52 of file MMappedVector.h.

elem_size

template<typename T>

uint16_t MMappedVector< T >::data_t::elem_size

sizeof(T) at write time

Definition at line 48 of file MMappedVector.h.

flags

template<typename T>

uint32_t MMappedVector< T >::data_t::flags

Bit 0: opened for writing and not closed since.

Definition at line 49 of file MMappedVector.h.

magic

template<typename T>

uint64_t MMappedVector< T >::data_t::magic

File-type identifier.

Definition at line 46 of file MMappedVector.h.

nb_elements

template<typename T>

unsigned long MMappedVector< T >::data_t::nb_elements

Number of elements currently stored.

Definition at line 50 of file MMappedVector.h.

version

template<typename T>

uint16_t MMappedVector< T >::data_t::version

Format version of this file.

Definition at line 47 of file MMappedVector.h.

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

• /home/pierre/git/software/provsql/src/MMappedVector.h