59 lines
2.0 KiB
C++
59 lines
2.0 KiB
C++
#ifndef OSRM_GUIDANCE_FILES_HPP
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#define OSRM_GUIDANCE_FILES_HPP
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#include "guidance/serialization.hpp"
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#include "guidance/turn_data_container.hpp"
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#include "util/packed_vector.hpp"
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#include "util/range_table.hpp"
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#include "util/serialization.hpp"
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#include <boost/assert.hpp>
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namespace osrm
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{
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namespace guidance
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{
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namespace files
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{
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// reads .osrm.edges
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template <typename TurnDataT>
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inline void readTurnData(const boost::filesystem::path &path,
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TurnDataT &turn_data,
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std::uint32_t &connectivity_checksum)
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{
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static_assert(std::is_same<guidance::TurnDataContainer, TurnDataT>::value ||
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std::is_same<guidance::TurnDataView, TurnDataT>::value ||
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std::is_same<guidance::TurnDataExternalContainer, TurnDataT>::value,
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"");
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const auto fingerprint = storage::tar::FileReader::VerifyFingerprint;
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storage::tar::FileReader reader{path, fingerprint};
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reader.ReadInto("/common/connectivity_checksum", connectivity_checksum);
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serialization::read(reader, "/common/turn_data", turn_data);
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}
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// writes .osrm.edges
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template <typename TurnDataT>
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inline void writeTurnData(const boost::filesystem::path &path,
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const TurnDataT &turn_data,
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const std::uint32_t connectivity_checksum)
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{
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static_assert(std::is_same<guidance::TurnDataContainer, TurnDataT>::value ||
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std::is_same<guidance::TurnDataView, TurnDataT>::value ||
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std::is_same<guidance::TurnDataExternalContainer, TurnDataT>::value,
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"");
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const auto fingerprint = storage::tar::FileWriter::GenerateFingerprint;
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storage::tar::FileWriter writer{path, fingerprint};
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writer.WriteElementCount64("/common/connectivity_checksum", 1);
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writer.WriteFrom("/common/connectivity_checksum", connectivity_checksum);
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serialization::write(writer, "/common/turn_data", turn_data);
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}
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} // namespace files
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} // namespace guidance
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} // namespace osrm
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#endif
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