util-dpdk.c

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/* Copyright (C) 2021 Open Information Security Foundation
 *
 * You can copy, redistribute or modify this Program under the terms of
 * the GNU General Public License version 2 as published by the Free
 * Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * version 2 along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301, USA.
 */
 
/**
 * \file
 *
 * \author Lukas Sismis <lukas.sismis@gmail.com>
 */
 
#include "suricata.h"
#include "util-dpdk.h"
 
void DPDKCleanupEAL(void)
{
#ifdef HAVE_DPDK
    if (run_mode == RUNMODE_DPDK) {
        int retval = rte_eal_cleanup();
        if (retval != 0)
            SCLogError(SC_ERR_DPDK_EAL_DEINIT, "EAL cleanup failed: %s", strerror(-retval));
    }
#endif
}
 
void DPDKCloseDevice(LiveDevice *ldev)
{
    (void)ldev; // avoid warnings of unused variable
#ifdef HAVE_DPDK
    uint16_t port_id;
    int retval;
    if (run_mode == RUNMODE_DPDK) {
        retval = rte_eth_dev_get_port_by_name(ldev->dev, &port_id);
        if (retval < 0) {
            SCLogError(SC_ERR_DPDK_EAL_DEINIT, "Unable to get port id of \"%s\", error: %s",
                    ldev->dev, rte_strerror(-retval));
            return;
        }
 
        SCLogInfo("Closing device %s", ldev->dev);
        rte_eth_dev_close(port_id);
    }
#endif
}