FM / datafacade

/srv/osrm/osrm-backend/src/engine/datafacade/

/srv/osrm/osrm-backend/src/engine/datafacade

Name	Size	Mode	Actions
mmap_memory_allocator.cpp	2621	0644	edit dl rm
process_memory_allocator.cpp	1285	0644	edit dl rm
shared_memory_allocator.cpp	1340	0644	edit dl rm

Edit: /srv/osrm/osrm-backend/src/engine/datafacade/process_memory_allocator.cpp (1285B)

#include "engine/datafacade/process_memory_allocator.hpp"
#include "storage/storage.hpp"

#include "boost/assert.hpp"

namespace osrm::engine::datafacade
{

ProcessMemoryAllocator::ProcessMemoryAllocator(const storage::StorageConfig &config)
{
    storage::Storage storage(config);

// Calculate the layout/size of the memory block
    auto static_files = storage.GetStaticFiles();
    auto updatable_files = storage.GetUpdatableFiles();
    std::unique_ptr<storage::BaseDataLayout> layout =
        std::make_unique<storage::ContiguousDataLayout>();
    storage.PopulateLayoutWithRTree(*layout);
    storage.PopulateLayout(*layout, static_files);
    storage.PopulateLayout(*layout, updatable_files);

// Allocate the memory block, then load data from files into it
    internal_memory = std::make_unique<char[]>(layout->GetSizeOfLayout());

std::vector<storage::SharedDataIndex::AllocatedRegion> regions;
    regions.push_back({internal_memory.get(), std::move(layout)});
    index = {std::move(regions)};

storage.PopulateStaticData(index);
    storage.PopulateUpdatableData(index);
}

ProcessMemoryAllocator::~ProcessMemoryAllocator() {}

const storage::SharedDataIndex &ProcessMemoryAllocator::GetIndex() { return index; }

} // namespace osrm::engine::datafacade

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