enum16 T_mux_over_id
{
  mux_over_zero           0
  mux_over_one            1
  mux_over_three          3
  mux_over_29537      29537
}

struct  T_msg_header_type
{
  byte_order          big_endian ;
  T_mux_over_id       mux_over_id ;
}

struct  T_msg
{
  T_msg_header_type   header ;
  raw(*)              data ;
}

struct  T_msg_three
{
  T_msg_header_type   header ;

  uint32              mux_over_sub_id ;
  uint16[2]           ui16 ;
  insproto(16)        mux_over_sub_data1 ;

  uint32{o=136}       mux_over_sub_id ;
  uint16[2]           ui16 ;
  insproto(16)        mux_over_sub_data2 ;

  uint32{o=137}       mux_over_sub_id ;
  uint16[2]           ui16 ;
  insproto(44)        mux_over_sub_data3 ;

  uint16              ui16_after_mux_over_sub_data ;
  raw(*)              the_end_of_msg_three ;
}

struct  T_msg_29537
{
  T_msg_header_type   header ;
  uint32[10]          ui32;
  raw(*)              the_end_of_msg_29537 ;
}

switch  T_msg_switch  T_mux_over_id
{
case  mux_over_zero   : T_msg         "";  # "" permits to avoid a useless supplementary tree
case  mux_over_one    : T_msg         "";
case  mux_over_three  : T_msg_three   "";
case  mux_over_29537  : T_msg_29537   "";
default        : 
  fatal ("Unknow msg identifier %d (%s)", mux_over_id, mux_over_id);
}