50 lines
1.2 KiB
C++
50 lines
1.2 KiB
C++
#ifndef OSRM_EXTRACT_DATASOURCES_HPP
|
|
#define OSRM_EXTRACT_DATASOURCES_HPP
|
|
|
|
#include "util/typedefs.hpp"
|
|
|
|
#include <cstdint>
|
|
#include <string_view>
|
|
|
|
namespace osrm
|
|
{
|
|
namespace extractor
|
|
{
|
|
|
|
class Datasources
|
|
{
|
|
static constexpr const std::uint8_t MAX_NUM_SOURES = 255;
|
|
static constexpr const std::uint8_t MAX_LENGTH_NAME = 255;
|
|
|
|
public:
|
|
Datasources()
|
|
{
|
|
std::fill(lengths.begin(), lengths.end(), 0);
|
|
std::fill(sources.begin(), sources.end(), '\0');
|
|
}
|
|
|
|
std::string_view GetSourceName(DatasourceID id) const
|
|
{
|
|
auto begin = sources.data() + (MAX_LENGTH_NAME * id);
|
|
|
|
return std::string_view{begin, lengths[id]};
|
|
}
|
|
|
|
void SetSourceName(DatasourceID id, const std::string &name)
|
|
{
|
|
BOOST_ASSERT(name.size() < MAX_LENGTH_NAME);
|
|
lengths[id] = std::min<std::uint32_t>(name.size(), MAX_LENGTH_NAME);
|
|
|
|
auto out = sources.data() + (MAX_LENGTH_NAME * id);
|
|
std::copy(name.begin(), name.begin() + lengths[id], out);
|
|
}
|
|
|
|
private:
|
|
std::array<std::uint32_t, MAX_NUM_SOURES> lengths;
|
|
std::array<char, MAX_LENGTH_NAME * MAX_NUM_SOURES> sources;
|
|
};
|
|
} // namespace extractor
|
|
} // namespace osrm
|
|
|
|
#endif
|