suricata
util-dpdk.c
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1 /* Copyright (C) 2021 Open Information Security Foundation
2  *
3  * You can copy, redistribute or modify this Program under the terms of
4  * the GNU General Public License version 2 as published by the Free
5  * Software Foundation.
6  *
7  * This program is distributed in the hope that it will be useful,
8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10  * GNU General Public License for more details.
11  *
12  * You should have received a copy of the GNU General Public License
13  * version 2 along with this program; if not, write to the Free Software
14  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
15  * 02110-1301, USA.
16  */
17 
18 /**
19  * \file
20  *
21  * \author Lukas Sismis <lukas.sismis@gmail.com>
22  */
23 
24 #include "suricata.h"
25 #include "util-dpdk.h"
26 
27 void DPDKCleanupEAL(void)
28 {
29 #ifdef HAVE_DPDK
30  if (run_mode == RUNMODE_DPDK) {
31  int retval = rte_eal_cleanup();
32  if (retval != 0)
33  SCLogError(SC_ERR_DPDK_EAL_DEINIT, "EAL cleanup failed: %s", strerror(-retval));
34  }
35 #endif
36 }
37 
39 {
40  (void)ldev; // avoid warnings of unused variable
41 #ifdef HAVE_DPDK
42  uint16_t port_id;
43  int retval;
44  if (run_mode == RUNMODE_DPDK) {
45  retval = rte_eth_dev_get_port_by_name(ldev->dev, &port_id);
46  if (retval < 0) {
47  SCLogError(SC_ERR_DPDK_EAL_DEINIT, "Unable to get port id of \"%s\", error: %s",
48  ldev->dev, rte_strerror(-retval));
49  return;
50  }
51 
52  SCLogInfo("Closing device %s", ldev->dev);
53  rte_eth_dev_close(port_id);
54  }
55 #endif
56 }
RUNMODE_DPDK
@ RUNMODE_DPDK
Definition: runmodes.h:39
SC_ERR_DPDK_EAL_DEINIT
@ SC_ERR_DPDK_EAL_DEINIT
Definition: util-error.h:375
LiveDevice_
Definition: util-device.h:40
LiveDevice_::dev
char * dev
Definition: util-device.h:41
SCLogInfo
#define SCLogInfo(...)
Macro used to log INFORMATIONAL messages.
Definition: util-debug.h:217
DPDKCloseDevice
void DPDKCloseDevice(LiveDevice *ldev)
Definition: util-dpdk.c:38
util-dpdk.h
run_mode
int run_mode
Definition: suricata.c:203
SCLogError
#define SCLogError(err_code,...)
Macro used to log ERROR messages.
Definition: util-debug.h:257
suricata.h
DPDKCleanupEAL
void DPDKCleanupEAL(void)
Definition: util-dpdk.c:27