`ifndef __ROUTING__SVH__
`define __ROUTING__SVH__

`include <params.svh>

function automatic logic [INTERFACE_ADDR_LEN - 1:0] next_hop(input logic [ROSE_ADDR_LEN - 1:0] interface_addr);
    case(interface_addr)
        0:
            return 0;
        1:
            return 1;
        2:
            return 2;
        3:
            return 3;
        default:
            return 0;
    endcase // case (interface_addr)
endfunction // next_hop

`endif