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/* Copyright (C) 2022 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 Richard McConnell <richard_mcconnell@rapid7.com>
*/
#ifndef __SOURCE_AFXDP_H__
#define __SOURCE_AFXDP_H__
#define AFXDP_IFACE_NAME_LENGTH 48
typedef struct AFXDPIfaceConfig {
char iface[AFXDP_IFACE_NAME_LENGTH];
/* number of threads */
int threads;
int promisc;
/* misc use flags */
uint32_t mode;
uint32_t bind_flags;
int mem_alignment;
bool enable_busy_poll;
uint32_t busy_poll_time;
uint32_t busy_poll_budget;
uint32_t gro_flush_timeout;
uint32_t napi_defer_hard_irqs;
SC_ATOMIC_DECLARE(unsigned int, ref);
void (*DerefFunc)(void *);
} AFXDPIfaceConfig;
/**
* \brief per packet AF_XDP vars
*
* This structure is used by the release data system
*/
typedef struct AFXDPPacketVars_ {
/* Fill queue used by kernel for inbound packets */
void *fq;
/* Indexed location within queue to release */
uint32_t fq_idx;
/* Origin address of packet */
uint64_t orig;
} AFXDPPacketVars;
void TmModuleReceiveAFXDPRegister(void);
void TmModuleDecodeAFXDPRegister(void);
TmEcode AFXDPQueueProtectionInit(void);
void AFXDPMutexClean(void);
#endif /* __SOURCE_AFXDP_H__ */
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