fastmm::net::Ed25519Key Class Reference

A parsed Ed25519 key (private, or public only for verification). Move-only. More...

#include <fastmm/net/crypto.hpp>

Public Member Functions
	Ed25519Key () noexcept=default
	~Ed25519Key ()
	Ed25519Key (Ed25519Key &&o) noexcept
Ed25519Key &	operator= (Ed25519Key &&o) noexcept
	Ed25519Key (const Ed25519Key &)=delete
Ed25519Key &	operator= (const Ed25519Key &)=delete
bool	valid () const noexcept
bool	has_private () const noexcept
bool	sign (std::string_view data, std::span< std::uint8_t, kEd25519SignatureSize > out) const noexcept
	Writes the 64-byte signature; false without a private key.
std::size_t	sign_base64 (std::string_view data, std::span< char > out) const noexcept
	Base64 signature into out (>= kEd25519Base64Size); returns bytes written, 0 on failure.
std::string	sign_base64 (std::string_view data) const
bool	verify (std::string_view data, std::span< const std::uint8_t > signature) const noexcept
bool	verify_base64 (std::string_view data, std::string_view signature) const noexcept
	Verifies a base64 signature (Binance's signature parameter).
std::string	public_pem () const
	"\--\---BEGIN PUBLIC KEY\--\---" PEM of the key (empty when invalid).

Static Public Member Functions
static Ed25519Key	from_private_pem (std::string_view pem)
	PKCS#8 "PRIVATE KEY" PEM. Not valid() if the PEM is not an Ed25519 private key.
static Ed25519Key	from_public_pem (std::string_view pem)
	SubjectPublicKeyInfo "PUBLIC KEY" PEM (what Binance asks for when registering the key).

Detailed Description

A parsed Ed25519 key (private, or public only for verification). Move-only.

Constructor & Destructor Documentation

Ed25519Key() [1/3]

fastmm::net::Ed25519Key::Ed25519Key ( )

defaultnoexcept

~Ed25519Key()

fastmm::net::Ed25519Key::~Ed25519Key

(

)

Ed25519Key() [2/3]

fastmm::net::Ed25519Key::Ed25519Key ( Ed25519Key &&  o )

inlinenoexcept

Ed25519Key() [3/3]

fastmm::net::Ed25519Key::Ed25519Key ( const Ed25519Key &  )

delete

Member Function Documentation

operator=() [1/2]

Ed25519Key & fastmm::net::Ed25519Key::operator= ( Ed25519Key &&  o )

noexcept

operator=() [2/2]

Ed25519Key & fastmm::net::Ed25519Key::operator= ( const Ed25519Key &  )

delete

from_private_pem()

static Ed25519Key fastmm::net::Ed25519Key::from_private_pem ( std::string_view  pem )

static

PKCS#8 "PRIVATE KEY" PEM. Not valid() if the PEM is not an Ed25519 private key.

from_public_pem()

static Ed25519Key fastmm::net::Ed25519Key::from_public_pem ( std::string_view  pem )

static

SubjectPublicKeyInfo "PUBLIC KEY" PEM (what Binance asks for when registering the key).

valid()

bool fastmm::net::Ed25519Key::valid ( ) const

inlinenoexcept

has_private()

bool fastmm::net::Ed25519Key::has_private ( ) const

inlinenoexcept

sign()

bool fastmm::net::Ed25519Key::sign ( std::string_view  data, std::span< std::uint8_t, kEd25519SignatureSize >  out  ) const

noexcept

Writes the 64-byte signature; false without a private key.

sign_base64() [1/2]

std::size_t fastmm::net::Ed25519Key::sign_base64 ( std::string_view  data, std::span< char >  out  ) const

noexcept

Base64 signature into out (>= kEd25519Base64Size); returns bytes written, 0 on failure.

sign_base64() [2/2]

std::string fastmm::net::Ed25519Key::sign_base64

(

std::string_view

data

)

const

verify()

bool fastmm::net::Ed25519Key::verify ( std::string_view  data, std::span< const std::uint8_t >  signature  ) const

noexcept

verify_base64()

bool fastmm::net::Ed25519Key::verify_base64 ( std::string_view  data, std::string_view  signature  ) const

noexcept

Verifies a base64 signature (Binance's signature parameter).

public_pem()

std::string fastmm::net::Ed25519Key::public_pem

(

)

const

"\--\---BEGIN PUBLIC KEY\--\---" PEM of the key (empty when invalid).