syntax = "proto2";
package message;

enum Action_type
{
    ePark=0;
    ePick=1;
}

//指令信息
message Command_message
{
    required int32          command_id=1;                //指令唯一标识符id
    required Action_type    act_type=2;            //指令类型
    required int32          from_id=3;                   //指令动作出发地
    required int32          destination_id=4;            //指令动作目的地
}