everett::profile_view< P, Role > Struct Template Reference

#include <profile.h>

Classes
struct	shape_only

Public Types
using	policy_type = P

Public Member Functions
	profile_view (std::span< std::byte const > bytes, elias_fano_view offsets, profile_metadata metadata)
void	validate_contents () const
void	validate_offset_metadata () const
std::uint64_t	block_count () const noexcept
std::uint64_t	block_offset (std::uint64_t block) const
std::uint64_t	size () const noexcept
std::span< std::byte const >	bytes () const noexcept
profile_metadata const &	metadata () const noexcept
elias_fano_view	group_offsets () const noexcept
profile_cursor< P, Role >	cursor () const
profile_encoded_cursor< P, Role >	encoded_cursor () const
profile_encoded_record	encoded_at (std::uint64_t ordinal) const
std::uint64_t	predecessor_units (std::uint64_t ordinal, profile_comparison_work *work=nullptr) const
template<class F >
void	compare_window (std::uint64_t first, std::uint64_t last, profile_query_context< P > context, F &&callback, profile_comparison_work *work=nullptr, std::uint64_t *predecessor=nullptr) const
template<class F >
void	visit_window (std::uint64_t first, std::uint64_t last, profile_anchor< P > anchor, std::uint64_t prefix_limit, F &&callback) const
template<class F >
void	visit_all (F &&callback) const
profile_decoded_record< P >	reconstruct_at (std::uint64_t ordinal, std::uint64_t prefix_limit=std::numeric_limits< std::uint64_t >::max()) const

Static Public Member Functions
static profile_view	from_sections (std::span< std::byte const > bytes, elias_fano_view offsets, profile_metadata metadata)

Static Public Attributes
static constexpr stream_role	role = Role

Private Member Functions
	profile_view (std::span< std::byte const > bytes, elias_fano_view offsets, profile_metadata metadata, shape_only)
std::pair< std::uint64_t, std::uint64_t >	locate (std::uint64_t ordinal, profile_comparison_work *work, std::uint64_t *predecessor=nullptr) const
std::uint64_t	read_absolute (std::uint64_t &at) const
profile_encoded_record	parse_absolute (std::uint64_t at) const
profile_encoded_record	parse_relative (std::uint64_t at, std::uint64_t previous) const
template<bool Views = true>
auto	parse_payload (std::uint64_t at, std::uint64_t retained) const
template<class Offset >
profile_encoded_record	next_record (profile_encoded_record const &previous, std::uint64_t ordinal, Offset &&offset) const
profile_encoded_record	next_record (profile_encoded_record const &previous, std::uint64_t ordinal) const

Static Private Member Functions
static void	decode_into (profile_encoded_record const &record, std::uint64_t limit, bit_string &scratch, std::uint64_t &context)

Private Attributes
std::span< std::byte const >	bytes_
elias_fano_view	offsets_
profile_metadata	metadata_
bit_view	data_

Friends
struct	profile_cursor< P, Role >
struct	profile_encoded_cursor< P, Role >

Member Typedef Documentation

policy_type

template<class P , stream_role Role = stream_role::native>

using everett::profile_view< P, Role >::policy_type = P

Constructor & Destructor Documentation

profile_view() [1/2]

template<class P , stream_role Role = stream_role::native>

everett::profile_view< P, Role >::profile_view ( std::span< std::byte const >  bytes, elias_fano_view  offsets, profile_metadata  metadata  )

inline

profile_view() [2/2]

template<class P , stream_role Role = stream_role::native>

everett::profile_view< P, Role >::profile_view ( std::span< std::byte const >  bytes, elias_fano_view  offsets, profile_metadata  metadata, shape_only    )

inlineprivate

Member Function Documentation

block_count()

template<class P , stream_role Role = stream_role::native>

std::uint64_t everett::profile_view< P, Role >::block_count ( ) const

inlinenoexcept

block_offset()

template<class P , stream_role Role = stream_role::native>

std::uint64_t everett::profile_view< P, Role >::block_offset ( std::uint64_t  block ) const

inline

bytes()

template<class P , stream_role Role = stream_role::native>

std::span< std::byte const > everett::profile_view< P, Role >::bytes ( ) const

inlinenoexcept

compare_window()

template<class P , stream_role Role = stream_role::native>

template<class F >

void everett::profile_view< P, Role >::compare_window ( std::uint64_t  first, std::uint64_t  last, profile_query_context< P >  context, F &&  callback, profile_comparison_work *  work = nullptr, std::uint64_t *  predecessor = nullptr  ) const

inline

cursor()

template<class P , stream_role Role>

profile_cursor< P, Role > everett::profile_view< P, Role >::cursor

(

)

const

decode_into()

template<class P , stream_role Role = stream_role::native>

static void everett::profile_view< P, Role >::decode_into ( profile_encoded_record const &  record, std::uint64_t  limit, bit_string &  scratch, std::uint64_t &  context  )

inlinestaticprivate

encoded_at()

template<class P , stream_role Role = stream_role::native>

profile_encoded_record everett::profile_view< P, Role >::encoded_at ( std::uint64_t  ordinal ) const

inline

encoded_cursor()

template<class P , stream_role Role>

profile_encoded_cursor< P, Role > everett::profile_view< P, Role >::encoded_cursor

(

)

const

from_sections()

template<class P , stream_role Role = stream_role::native>

static profile_view everett::profile_view< P, Role >::from_sections ( std::span< std::byte const >  bytes, elias_fano_view  offsets, profile_metadata  metadata  )

inlinestatic

group_offsets()

template<class P , stream_role Role = stream_role::native>

elias_fano_view everett::profile_view< P, Role >::group_offsets ( ) const

inlinenoexcept

locate()

template<class P , stream_role Role = stream_role::native>

std::pair< std::uint64_t, std::uint64_t > everett::profile_view< P, Role >::locate ( std::uint64_t  ordinal, profile_comparison_work *  work, std::uint64_t *  predecessor = nullptr  ) const

inlineprivate

metadata()

template<class P , stream_role Role = stream_role::native>

profile_metadata const & everett::profile_view< P, Role >::metadata ( ) const

inlinenoexcept

next_record() [1/2]

template<class P , stream_role Role = stream_role::native>

profile_encoded_record everett::profile_view< P, Role >::next_record ( profile_encoded_record const &  previous, std::uint64_t  ordinal  ) const

inlineprivate

next_record() [2/2]

template<class P , stream_role Role = stream_role::native>

template<class Offset >

profile_encoded_record everett::profile_view< P, Role >::next_record ( profile_encoded_record const &  previous, std::uint64_t  ordinal, Offset &&  offset  ) const

inlineprivate

parse_absolute()

template<class P , stream_role Role = stream_role::native>

profile_encoded_record everett::profile_view< P, Role >::parse_absolute ( std::uint64_t  at ) const

inlineprivate

parse_payload()

template<class P , stream_role Role = stream_role::native>

template<bool Views = true>

auto everett::profile_view< P, Role >::parse_payload ( std::uint64_t  at, std::uint64_t  retained  ) const

inlineprivate

parse_relative()

template<class P , stream_role Role = stream_role::native>

profile_encoded_record everett::profile_view< P, Role >::parse_relative ( std::uint64_t  at, std::uint64_t  previous  ) const

inlineprivate

predecessor_units()

template<class P , stream_role Role = stream_role::native>

std::uint64_t everett::profile_view< P, Role >::predecessor_units ( std::uint64_t  ordinal, profile_comparison_work *  work = nullptr  ) const

inline

read_absolute()

template<class P , stream_role Role = stream_role::native>

std::uint64_t everett::profile_view< P, Role >::read_absolute ( std::uint64_t &  at ) const

inlineprivate

reconstruct_at()

template<class P , stream_role Role = stream_role::native>

profile_decoded_record< P > everett::profile_view< P, Role >::reconstruct_at ( std::uint64_t  ordinal, std::uint64_t  prefix_limit = std::numeric_limits<std::uint64_t>::max()  ) const

inline

size()

template<class P , stream_role Role = stream_role::native>

std::uint64_t everett::profile_view< P, Role >::size ( ) const

inlinenoexcept

validate_contents()

template<class P , stream_role Role = stream_role::native>

void everett::profile_view< P, Role >::validate_contents ( ) const

inline

validate_offset_metadata()

template<class P , stream_role Role = stream_role::native>

void everett::profile_view< P, Role >::validate_offset_metadata ( ) const

inline

visit_all()

template<class P , stream_role Role = stream_role::native>

template<class F >

void everett::profile_view< P, Role >::visit_all ( F &&  callback ) const

inline

visit_window()

template<class P , stream_role Role = stream_role::native>

template<class F >

void everett::profile_view< P, Role >::visit_window ( std::uint64_t  first, std::uint64_t  last, profile_anchor< P >  anchor, std::uint64_t  prefix_limit, F &&  callback  ) const

inline

Friends And Related Symbol Documentation

profile_cursor< P, Role >

template<class P , stream_role Role = stream_role::native>

friend struct profile_cursor< P, Role >

friend

profile_encoded_cursor< P, Role >

template<class P , stream_role Role = stream_role::native>

friend struct profile_encoded_cursor< P, Role >

friend

Member Data Documentation

bytes_

template<class P , stream_role Role = stream_role::native>

std::span<std::byte const> everett::profile_view< P, Role >::bytes_

private

data_

template<class P , stream_role Role = stream_role::native>

bit_view everett::profile_view< P, Role >::data_

private

metadata_

template<class P , stream_role Role = stream_role::native>

profile_metadata everett::profile_view< P, Role >::metadata_

private

offsets_

template<class P , stream_role Role = stream_role::native>

elias_fano_view everett::profile_view< P, Role >::offsets_

private

role

template<class P , stream_role Role = stream_role::native>

constexpr stream_role everett::profile_view< P, Role >::role = Role

staticconstexpr

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

• include/everett/profile.h