KDFGenerator/KDFGenerator.cpp

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Detailed Description

Date: 2024-06-07 Henrique A. Klein ([email protected])

Source code

#include <nil/crypto3/hash/algorithm/hash.hpp>
#include <nil/crypto3/hash/sha2.hpp>
#include <nil/crypto3/hash/keccak.hpp>
#include "KDFGenerator.hpp"

std::vector<uint8_t> KDFGenerator::GenerateKDF( const std::vector<uint8_t> &data, const HashType &type )
{
    std::vector<std::uint8_t> ret_val;
    switch ( type )
    {
        case HashType::SHA256:
        {
            auto hash_result = nil::crypto3::hash<nil::crypto3::hashes::sha2<256>>(data.begin(), data.end());
            std::array<uint8_t, 32> hash_array = hash_result;
            ret_val = std::vector<std::uint8_t>(hash_array.begin(), hash_array.end());
            break;
        }
        case HashType::KECCAK:
        {
            auto hash_result = nil::crypto3::hash<nil::crypto3::hashes::keccak_1600<256>>(data.begin(), data.end());
            std::array<uint8_t, 32> hash_array = hash_result; // Assuming KECCAK outputs 32 bytes
            ret_val = std::vector<std::uint8_t>(hash_array.begin(), hash_array.end());
            break;
        }
        default:
            break;
    }
    return ret_val;
}

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Updated on 2026-04-13 at 23:22:46 -0700