/*
 * ZMap Copyright 2013 Regents of the University of Michigan
 *
 * XMap Copyright 2021 Xiang Li from Network and Information Security Lab
 * Tsinghua University
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy
 * of the License at http://www.apache.org/licenses/LICENSE-2.0
 */

#ifndef XMAP_SEND_PFRING_H
#define XMAP_SEND_PFRING_H

#include "../lib/includes.h"
#include <sys/ioctl.h>

#if defined(XMAP_SEND_BSD_H) || defined(XMAP_SEND_LINUX_H)
#error "Don't include send-bsd.h or send-linux.h with send-pfring.h"
#endif

int send_run_init(sock_t socket) {
    (void) socket;
    // All init for pfring happens in get_socket

    return 0;
}

int send_packet(sock_t sock, void *buf, int len, uint32_t idx) {
    sock.pf.buffers[idx]->len = len;
    memcpy(pfring_zc_pkt_buff_data(sock.pf.buffers[idx], sock.pf.queue), buf,
           len);

    int ret;
    do {
        ret = pfring_zc_send_pkt(sock.pf.queue, &(sock.pf.buffers[idx]), 0);
    } while (ret < 0);

    pfring_zc_sync_queue(sock.pf.queue, tx_only);

    return ret;
}

void send_finish(sock_t sock) { pfring_zc_sync_queue(sock.pf.queue, tx_only); }

#endif // XMAP_SEND_PFRING_H