Function blobGranuleFileKeyFor

fdbclient/SystemData.cpp:1353–1361

const uint8_t BG_FILE_TYPE_SNAPSHOT = 'S';

const Key blobGranuleFileKeyFor(UID granuleID, Version fileVersion, uint8_t fileType) {
	ASSERT(fileType == 'D' || fileType == 'S');
	BinaryWriter wr(AssumeVersion(ProtocolVersion::withBlobGranule()));
	wr.serializeBytes(blobGranuleFileKeys.begin);
	wr << granuleID;
	wr << bigEndian64(fileVersion);
	wr << fileType;
	return wr.toValue();
}

std::tuple<UID, Version, uint8_t> decodeBlobGranuleFileKey(KeyRef const& key) {
	UID granuleID;