syntax = "proto3";
package service;
option go_package = "github.com/nspcc-dev/neofs-api/service";
option csharp_namespace = "NeoFS.API.Service";

import "github.com/gogo/protobuf/gogoproto/gogo.proto";

option (gogoproto.stable_marshaler_all) = true;

// RequestVerificationHeader is a set of signatures of every NeoFS Node that processed request
// (should be embedded into message).
message RequestVerificationHeader {
    message Sign {
        // Sign is signature of the request or session key.
        bytes Sign = 1;
        // Peer is compressed public key used for signature.
        bytes Peer = 2;
    }

    message Signature {
        // Sign is a signature and public key of the request.
        Sign Sign   = 1 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
        // Origin used for requests, when trusted node changes it and re-sign with session key.
        // If session key used for signature request, then Origin should contain
        // public key of user and signed session key.
        Sign Origin = 2;
    }

    // Signatures is a set of signatures of every passed NeoFS Node
    repeated Signature Signatures = 1;
}