CapnpNetworkBus.cpp

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/*
** EPITECH PROJECT, 2025
** Created by mael on 08/12/2025.
** File description:
** CapnpNetworkBus.cpp
*/
 
#include "CapnpNetworkBus.hpp"
 
namespace CapnpHelpers {
 
    std::vector<uint8_t> serialize(capnp::MallocMessageBuilder &builder) {
        // Serialize to flat array of words
        kj::Array<capnp::word> words = capnp::messageToFlatArray(builder);
 
        // Convert to bytes
        auto bytes = words.asBytes();
        return std::vector<uint8_t>(bytes.begin(), bytes.end());
    }
 
    capnp::FlatArrayMessageReader deserialize(const std::vector<uint8_t> &data) {
        // Convert bytes to words (Cap'n Proto's unit)
        const capnp::word *wordPtr = reinterpret_cast<const capnp::word *>(data.data());
        size_t wordCount = data.size() / sizeof(capnp::word);
 
        kj::ArrayPtr<const capnp::word> words(wordPtr, wordCount);
 
        // Create reader (no copy, references data directly)
        return capnp::FlatArrayMessageReader(words);
    }
 
}  // namespace CapnpHelpers