// Grib1 Index version 9 (gbx9)
syntax = "proto2";
option java_package = "ucar.nc2.grib.grib1";
option java_outer_classname = "Grib1IndexProto";

message Grib1GdsSection {
  required bytes gds = 2;
}

message Grib1Record {
  required bytes header = 1;

  // indicator section
  optional uint64 gribMessageStart = 15;
  required uint64 gribMessageLength = 2;

  // other sections
  required uint32 gdsIdx = 6;  // index into gdsList
  required bytes pds = 7;

  optional uint64 bmsPos = 11;

  required uint64 dataPos = 13;
  required uint32 dataLen = 14;
}

message Grib1Index {
  required string filename = 1;
  repeated Grib1GdsSection gdsList = 2;  // GDS factored out
  repeated Grib1Record records = 3;
  reserved 4; // version / proto_version, do not use again
}

//  cd netcdf-java/grib/src/main/java
//  protoc --proto_path=. --java_out=. ucar/nc2/grib/grib1/grib1Index.proto