computation.proto

syntax = "proto3";

package computation;

// Service definition for performing Multi-Scalar Multiplication (MSM) operations
service ComputationService {
  // Sends computation data to client nodes for MSM computation
  rpc SendComputationData (ComputationRequest) returns (stream ComputationData);
  
  // Receives the computation results from client nodes
  rpc ReceiveComputationResult (ComputationResult) returns (ResultAck);
}

// Used by a client node to request computation data (Client -> Server)
message ComputationRequest {
  string clientId = 1; // Unique identifier for the client node
}

// Contains the computation data sent from the server to client nodes (Server -> Client)
message ComputationData {
  repeated bytes scalar = 1; // The scalar as a byte array, for numbers up to 2^256-1
  repeated bytes x = 2; // The x coordinate as a byte array, for numbers up to 2^256-1
  repeated bytes y = 3; // The y coordinate as a byte array, for numbers up to 2^256-1
}

// Contains the result of the computation sent from client nodes back to the server (Client -> Server)
message ComputationResult {
  bytes resultX = 1; // The computed result's x coordinate as a byte array
  bytes resultY = 2; // The computed result's y coordinate as a byte array
}

// Acknowledges the successful reception of computation results (Server -> Client)
message ResultAck {
  bool success = 1; // Indicates whether the server successfully received and processed the computation result
}