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/* Copyright (C) 2011-2016 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.
*/
#ifndef __UTIL_DEVICE_H__
#define __UTIL_DEVICE_H__
#ifdef HAVE_DPDK
#include <rte_mempool.h>
#endif /* HAVE_DPDK */
#include "queue.h"
#define OFFLOAD_FLAG_SG (1<<0)
#define OFFLOAD_FLAG_TSO (1<<1)
#define OFFLOAD_FLAG_GSO (1<<2)
#define OFFLOAD_FLAG_GRO (1<<3)
#define OFFLOAD_FLAG_LRO (1<<4)
#define OFFLOAD_FLAG_RXCSUM (1<<5)
#define OFFLOAD_FLAG_TXCSUM (1<<6)
#define OFFLOAD_FLAG_TOE (1<<7)
void LiveSetOffloadDisable(void);
void LiveSetOffloadWarn(void);
int LiveGetOffload(void);
#define MAX_DEVNAME 10
#ifdef HAVE_DPDK
typedef struct {
struct rte_mempool *pkt_mp;
} DPDKDeviceResources;
#endif /* HAVE_DPDK */
/** storage for live device names */
typedef struct LiveDevice_ {
char *dev; /**< the device (e.g. "eth0") */
char dev_short[MAX_DEVNAME + 1];
int mtu; /* MTU of the device */
bool tenant_id_set;
uint16_t id;
SC_ATOMIC_DECLARE(uint64_t, pkts);
SC_ATOMIC_DECLARE(uint64_t, drop);
SC_ATOMIC_DECLARE(uint64_t, bypassed);
SC_ATOMIC_DECLARE(uint64_t, invalid_checksums);
TAILQ_ENTRY(LiveDevice_) next;
uint32_t tenant_id; /**< tenant id in multi-tenancy */
uint32_t offload_orig; /**< original offload settings to restore @exit */
#ifdef HAVE_DPDK
// DPDK resources that needs to be cleaned after workers are stopped and devices closed
DPDKDeviceResources dpdk_vars;
#endif
} LiveDevice;
typedef struct LiveDeviceName_ {
char *dev; /**< the device (e.g. "eth0") */
TAILQ_ENTRY(LiveDeviceName_) next;
} LiveDeviceName;
void LiveDevRegisterExtension(void);
int LiveRegisterDeviceName(const char *dev);
int LiveRegisterDevice(const char *dev);
int LiveDevUseBypass(LiveDevice *dev);
void LiveDevSetBypassStats(LiveDevice *dev, uint64_t cnt, int family);
void LiveDevAddBypassStats(LiveDevice *dev, uint64_t cnt, int family);
void LiveDevSubBypassStats(LiveDevice *dev, uint64_t cnt, int family);
void LiveDevAddBypassFail(LiveDevice *dev, uint64_t cnt, int family);
void LiveDevAddBypassSuccess(LiveDevice *dev, uint64_t cnt, int family);
int LiveGetDeviceCount(void);
const char *LiveGetDeviceName(int number);
LiveDevice *LiveGetDevice(const char *dev);
const char *LiveGetShortName(const char *dev);
int LiveBuildDeviceList(const char *base);
void LiveDeviceHasNoStats(void);
int LiveDeviceListClean(void);
int LiveBuildDeviceListCustom(const char *base, const char *itemname);
LiveDevice *LiveDeviceForEach(LiveDevice **ldev, LiveDevice **ndev);
void LiveDeviceFinalize(void);
#ifdef BUILD_UNIX_SOCKET
TmEcode LiveDeviceIfaceStat(json_t *cmd, json_t *server_msg, void *data);
TmEcode LiveDeviceIfaceList(json_t *cmd, json_t *server_msg, void *data);
TmEcode LiveDeviceGetBypassedStats(json_t *cmd, json_t *answer, void *data);
#endif
#endif /* __UTIL_DEVICE_H__ */
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