dvidmsg.proto

package dvidmsg;

message Bounds {
    repeated uint32 start = 1;
    repeated uint32 stop = 2;
}

message DatasetDescription {
    required Bounds bounds = 1;
    repeated string axisNames = 2;  // Each must be one of 't','x','y','z', or 'c' (no duplicates)
    required string datatype = 3;   // Must be one of 'i8', 'u8', 'i16', 'u16', 'i32', 'u32', 'float32', 'float64'
}

message Array {
    message ArrayData {
        // Only one of these will be non-empty.
        optional bytes data8 = 1;           // Used for u8 AND i8
        repeated uint32 dataU32 = 2;        // Used for u32 AND u16
        repeated int32 dataI32 = 3;         // Used for i32 AND i16 
        repeated uint64 dataU64 = 4;        // Used for u64
        repeated int64 dataI64 = 5;         // Used for i64
        repeated float dataFloat32 = 6;     // Used for float32
        repeated double dataFloat64 = 7;     // Used for float64
    
        // repeated list<uint16> data16;    // protobuf doesn't support 16-bit ints!
    }

    required DatasetDescription description = 1;
    required ArrayData data = 2;
}

//service CutoutService {
//    list<string> listDatasets()
//    DatasetDescription getDescription(1: string datasetName)    
//    Array getCutoutBlock(1: string datasetName, 2: Bounds subregion) # TODO: Add param for dag node uuid
//}

//service BenchmarkService {
//    Array echoData(1: Array array)
//}