syntax = "proto3";

import "sec0.proto";

enum SecSchemeVersion {
    SecScheme0 = 0;
    SecScheme1 = 1;
    SecScheme2 = 2;
}

message SessionData {
    SecSchemeVersion sec_ver = 2;
    oneof proto {
        Sec0Payload sec0 = 10;
    }
}