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30 lines
718 B
C++
30 lines
718 B
C++
#include "transit/transit_version.hpp"
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#include "base/logging.hpp"
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#include <cstdint>
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#include <exception>
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#include <limits>
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namespace transit
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{
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TransitVersion GetVersion(Reader & reader)
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{
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try
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{
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NonOwningReaderSource src(reader);
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uint16_t headerVersion = std::numeric_limits<uint16_t>::max();
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ReadPrimitiveFromSource(src, headerVersion);
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CHECK_LESS(headerVersion, static_cast<uint16_t>(TransitVersion::Counter),
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("Invalid transit header version."));
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return static_cast<TransitVersion>(headerVersion);
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}
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catch (std::exception const & ex)
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{
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LOG(LERROR, ("Error reading header version from transit mwm section.", ex.what()));
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throw;
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}
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}
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} // namespace transit
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