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suricata/src/detect-engine-prefilter.h

80 lines
2.7 KiB
C

/* Copyright (C) 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.
*/
/**
* \file
*
* \author Victor Julien <victor@inliniac.net>
*/
#ifndef __DETECT_ENGINE_PREFILTER_H__
#define __DETECT_ENGINE_PREFILTER_H__
#include "detect-engine-state.h"
typedef struct PrefilterStore_ {
const char *name;
void (*FreeFunc)(void *);
uint32_t id;
} PrefilterStore;
void Prefilter(DetectEngineThreadCtx *, const SigGroupHead *, Packet *p,
const uint8_t flags);
int PrefilterAppendEngine(DetectEngineCtx *de_ctx, SigGroupHead *sgh,
void (*Prefilter)(DetectEngineThreadCtx *det_ctx, Packet *p, const void *pectx),
void *pectx, void (*FreeFunc)(void *pectx),
const char *name);
int PrefilterAppendPayloadEngine(DetectEngineCtx *de_ctx, SigGroupHead *sgh,
void (*Prefilter)(DetectEngineThreadCtx *det_ctx, Packet *p, const void *pectx),
void *pectx, void (*FreeFunc)(void *pectx),
const char *name);
int PrefilterAppendTxEngine(DetectEngineCtx *de_ctx, SigGroupHead *sgh,
void (*PrefilterTx)(DetectEngineThreadCtx *det_ctx, const void *pectx,
Packet *p, Flow *f, void *tx,
const uint64_t idx, const uint8_t flags),
const AppProto alproto, const int tx_min_progress,
void *pectx, void (*FreeFunc)(void *pectx),
const char *name);
void DetectRunPrefilterTx(DetectEngineThreadCtx *det_ctx,
const SigGroupHead *sgh,
Packet *p,
const uint8_t ipproto,
const uint8_t flow_flags,
const AppProto alproto,
void *alstate,
DetectTransaction *tx);
void PrefilterFreeEnginesList(PrefilterEngineList *list);
void PrefilterSetupRuleGroup(DetectEngineCtx *de_ctx, SigGroupHead *sgh);
void PrefilterCleanupRuleGroup(const DetectEngineCtx *de_ctx, SigGroupHead *sgh);
#ifdef PROFILING
const char *PrefilterStoreGetName(const uint32_t id);
#endif
void PrefilterInit(DetectEngineCtx *de_ctx);
void PrefilterDeinit(DetectEngineCtx *de_ctx);
int PrefilterGenericMpmRegister(DetectEngineCtx *de_ctx,
SigGroupHead *sgh, MpmCtx *mpm_ctx,
const DetectMpmAppLayerRegistery *mpm_reg, int list_id);
#endif