// Copyright (2019-2023) Paul Scherrer Institute


#include "hls_jfjoch.h"

void timer_host(STREAM_512 &data_in, STREAM_512 &data_out, volatile uint64_t &counter) {
#pragma HLS INTERFACE register both axis port=data_in
#pragma HLS INTERFACE register both axis port=data_out
#pragma HLS INTERFACE register ap_vld port=counter
#pragma HLS INTERFACE ap_ctrl_none port=return
    packet_512_t packet_in;

    data_in >> packet_in;
    uint64_t counter_internal = 0;
    counter = 0;
    data_out << packet_in;

    data_in >> packet_in;
    while (!packet_in.user) {
#pragma HLS PIPELINE II=1
        if (data_out.full()) {
            if (counter_internal < UINT64_MAX)
                counter_internal++;
        } else {
            data_out << packet_in;
            data_in >> packet_in;
        }
        counter = counter_internal;
    }
    data_out << packet_in;
}