nil::crypto3::hashes::detail::base_poseidon_policy< FieldType, Arity, PartRounds > Struct Template Reference

Poseidon internal parameters. More...

#include <poseidon_policy.hpp>

Collaboration diagram for nil::crypto3::hashes::detail::base_poseidon_policy< FieldType, Arity, PartRounds >:

Classes
struct	iv_generator

Public Types
typedef std::array< element_type, Arity >	block_type
typedef element_type	digest_type
typedef field_type::value_type	element_type
typedef FieldType	field_type
typedef std::array< element_type, Arity+1 >	state_type
typedef element_type	word_type

Static Public Attributes
constexpr static const std::size_t	block_bits = Arity * field_type::modulus_bits
constexpr static const std::size_t	block_words = Arity
constexpr static const std::size_t	digest_bits = field_type::modulus_bits
constexpr static const std::size_t	full_rounds = 8
constexpr static const std::size_t	half_full_rounds = 4
constexpr static const std::size_t	part_rounds = PartRounds
constexpr static const std::size_t	state_bits = (Arity + 1) * field_type::modulus_bits
constexpr static const std::size_t	state_words = (Arity + 1)
constexpr static const std::size_t	word_bits = field_type::modulus_bits

Detailed Description

template<typename FieldType, std::size_t Arity, std::size_t PartRounds>
struct nil::crypto3::hashes::detail::base_poseidon_policy< FieldType, Arity, PartRounds >

Poseidon internal parameters.

Template Parameters

FieldType	type of field
Arity	arity of input block for Poseidon permutation in field elements
Strength	mode of Poseidon permutation

Member Typedef Documentation

block_type

template<typename FieldType , std::size_t Arity, std::size_t PartRounds>

typedef std::array<element_type, Arity> nil::crypto3::hashes::detail::base_poseidon_policy< FieldType, Arity, PartRounds >::block_type

digest_type

template<typename FieldType , std::size_t Arity, std::size_t PartRounds>

typedef element_type nil::crypto3::hashes::detail::base_poseidon_policy< FieldType, Arity, PartRounds >::digest_type

element_type

template<typename FieldType , std::size_t Arity, std::size_t PartRounds>

typedef field_type::value_type nil::crypto3::hashes::detail::base_poseidon_policy< FieldType, Arity, PartRounds >::element_type

field_type

template<typename FieldType , std::size_t Arity, std::size_t PartRounds>

typedef FieldType nil::crypto3::hashes::detail::base_poseidon_policy< FieldType, Arity, PartRounds >::field_type

state_type

template<typename FieldType , std::size_t Arity, std::size_t PartRounds>

typedef std::array<element_type, Arity + 1> nil::crypto3::hashes::detail::base_poseidon_policy< FieldType, Arity, PartRounds >::state_type

word_type

template<typename FieldType , std::size_t Arity, std::size_t PartRounds>

typedef element_type nil::crypto3::hashes::detail::base_poseidon_policy< FieldType, Arity, PartRounds >::word_type

Member Data Documentation

block_bits

template<typename FieldType , std::size_t Arity, std::size_t PartRounds>

constexpr static const std::size_t nil::crypto3::hashes::detail::base_poseidon_policy< FieldType, Arity, PartRounds >::block_bits = Arity * field_type::modulus_bits

staticconstexpr

block_words

template<typename FieldType , std::size_t Arity, std::size_t PartRounds>

constexpr static const std::size_t nil::crypto3::hashes::detail::base_poseidon_policy< FieldType, Arity, PartRounds >::block_words = Arity

staticconstexpr

digest_bits

template<typename FieldType , std::size_t Arity, std::size_t PartRounds>

constexpr static const std::size_t nil::crypto3::hashes::detail::base_poseidon_policy< FieldType, Arity, PartRounds >::digest_bits = field_type::modulus_bits

staticconstexpr

full_rounds

template<typename FieldType , std::size_t Arity, std::size_t PartRounds>

constexpr static const std::size_t nil::crypto3::hashes::detail::base_poseidon_policy< FieldType, Arity, PartRounds >::full_rounds = 8

staticconstexpr

half_full_rounds

template<typename FieldType , std::size_t Arity, std::size_t PartRounds>

constexpr static const std::size_t nil::crypto3::hashes::detail::base_poseidon_policy< FieldType, Arity, PartRounds >::half_full_rounds = 4

staticconstexpr

part_rounds

template<typename FieldType , std::size_t Arity, std::size_t PartRounds>

constexpr static const std::size_t nil::crypto3::hashes::detail::base_poseidon_policy< FieldType, Arity, PartRounds >::part_rounds = PartRounds

staticconstexpr

state_bits

template<typename FieldType , std::size_t Arity, std::size_t PartRounds>

constexpr static const std::size_t nil::crypto3::hashes::detail::base_poseidon_policy< FieldType, Arity, PartRounds >::state_bits = (Arity + 1) * field_type::modulus_bits

staticconstexpr

state_words

template<typename FieldType , std::size_t Arity, std::size_t PartRounds>

constexpr static const std::size_t nil::crypto3::hashes::detail::base_poseidon_policy< FieldType, Arity, PartRounds >::state_words = (Arity + 1)

staticconstexpr

word_bits

template<typename FieldType , std::size_t Arity, std::size_t PartRounds>

constexpr static const std::size_t nil::crypto3::hashes::detail::base_poseidon_policy< FieldType, Arity, PartRounds >::word_bits = field_type::modulus_bits

staticconstexpr

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

• poseidon_policy.hpp