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/* Copyright (C) 2014-2022 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 Victor Julien <victor@inliniac.net>
* \author Anoop Saldanha <anoopsaldanha@gmail.com>
*/
#ifndef __APP_LAYER_EVENTS_H__
#define __APP_LAYER_EVENTS_H__
/* contains fwd declaration of AppLayerDecoderEvents_ */
#include "decode.h"
#include "rust.h"
/**
* \brief Data structure to store app layer decoder events.
*/
struct AppLayerDecoderEvents_ {
/* array of events */
uint8_t *events;
/* number of events in the above buffer */
uint8_t cnt;
/* current event buffer size */
uint8_t events_buffer_size;
/* last logged */
uint8_t event_last_logged;
};
/* app layer pkt level events */
enum {
APPLAYER_MISMATCH_PROTOCOL_BOTH_DIRECTIONS,
APPLAYER_WRONG_DIRECTION_FIRST_DATA,
APPLAYER_DETECT_PROTOCOL_ONLY_ONE_DIRECTION,
APPLAYER_PROTO_DETECTION_SKIPPED,
APPLAYER_NO_TLS_AFTER_STARTTLS,
APPLAYER_UNEXPECTED_PROTOCOL,
};
int AppLayerGetPktEventInfo(const char *event_name, int *event_id);
int AppLayerGetEventInfoById(int event_id, const char **event_name,
AppLayerEventType *event_type);
void AppLayerDecoderEventsSetEventRaw(AppLayerDecoderEvents **sevents, uint8_t event);
static inline int AppLayerDecoderEventsIsEventSet(AppLayerDecoderEvents *devents,
uint8_t event)
{
if (devents == NULL)
return 0;
int i;
int cnt = devents->cnt;
for (i = 0; i < cnt; i++) {
if (devents->events[i] == event)
return 1;
}
return 0;
}
void AppLayerDecoderEventsResetEvents(AppLayerDecoderEvents *events);
void AppLayerDecoderEventsFreeEvents(AppLayerDecoderEvents **events);
int DetectEngineGetEventInfo(const char *event_name, int *event_id, AppLayerEventType *event_type);
#endif /* __APP_LAYER_EVENTS_H__ */
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