syntax = "proto2";

package ETL.Example;

message DeviceStatus {
    //[[ field.type = "uint32:31"]]
    required uint32 device_id = 1;
    //[[ field.type = "uint32:1"]]
    required uint32 is_online = 2;
    required uint64 last_heartbeat = 3;
    //[[ string.type = "std::array<$,8>" ]]
    //[[ string.include = "<array>" ]]
    required string firmware_version = 4;
    //[[ string.type = "etl::string<16>" ]]
    //[[ string.include = "<etl/string.h>" ]]
    required string name = 5;
}

message Command {
    //[[ enum.type = "uint8"]]
    enum CMD {
        CMD_RST = 1;
        CMD_READ = 2;
        CMD_WRITE = 3;
        CMD_TST = 4;
    }
    //[[ field.type = "uint8:4"]]
    required uint32 command_id = 1; // CMD
    //[[ field.type = "uint8:2"]]
    required uint32 arg = 2; // argument for the command
    //[[ field.type = "uint8:1"]]
    required uint32 in_flag = 3; // input flag
    //[[ field.type = "uint8:1"]]
    required uint32 out_flag = 4; // output flag
}

//[[ repeated.type = "etl::vector<$,16>" ]]
//[[ repeated.include = "<etl/vector.h>" ]]
message CommandQueue {
    repeated Command commands = 1;
    repeated DeviceStatus statuses = 2;
}