Acore::Crypto::Argon2 Struct Reference

#include "Argon2.h"

Static Public Member Functions
static Optional< std::string >	Hash (std::string const &password, BigNumber const &salt, uint32 nIterations=DEFAULT_ITERATIONS, uint32 kibMemoryCost=DEFAULT_MEMORY_COST)
static bool	Verify (std::string const &password, std::string const &hash)

Static Public Attributes
static constexpr uint32	HASH_LEN = 16
static constexpr uint32	ENCODED_HASH_LEN = 100
static constexpr uint32	DEFAULT_ITERATIONS = 10
static constexpr uint32	DEFAULT_MEMORY_COST = (1u << 17)
static constexpr uint32	PARALLELISM = 1

Detailed Description

Member Function Documentation

Hash()

Optional< std::string > Acore::Crypto::Argon2::Hash ( std::string const &  password, BigNumber const &  salt, uint32  nIterations = DEFAULT_ITERATIONS, uint32  kibMemoryCost = DEFAULT_MEMORY_COST  )

static

{
    char buf[ENCODED_HASH_LEN];
    std::vector<uint8> saltBytes = salt.ToByteVector();
    int status = argon2id_hash_encoded(
        nIterations,
        kibMemoryCost,
        PARALLELISM,
        password.c_str(), password.length(),
        saltBytes.data(), saltBytes.size(),
        HASH_LEN, buf, ENCODED_HASH_LEN
    );
 
    if (status == ARGON2_OK)
        return std::string(buf);
 
    return {};
}

References ENCODED_HASH_LEN, HASH_LEN, PARALLELISM, and BigNumber::ToByteVector().

Referenced by SecretMgr::AttemptTransition().

Verify()

bool Acore::Crypto::Argon2::Verify ( std::string const &  password, std::string const &  hash  )

static

{
    int status = argon2id_verify(hash.c_str(), password.c_str(), password.length());
    return (status == ARGON2_OK);
}

Referenced by SecretMgr::AttemptLoad().

Member Data Documentation

DEFAULT_ITERATIONS

constexpr uint32 Acore::Crypto::Argon2::DEFAULT_ITERATIONS = 10

staticconstexpr

DEFAULT_MEMORY_COST

constexpr uint32 Acore::Crypto::Argon2::DEFAULT_MEMORY_COST = (1u << 17)

staticconstexpr

ENCODED_HASH_LEN

constexpr uint32 Acore::Crypto::Argon2::ENCODED_HASH_LEN = 100

staticconstexpr

Referenced by Hash().

HASH_LEN

constexpr uint32 Acore::Crypto::Argon2::HASH_LEN = 16

staticconstexpr

Referenced by Hash().

PARALLELISM

constexpr uint32 Acore::Crypto::Argon2::PARALLELISM = 1

staticconstexpr

Referenced by Hash().