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