1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
|
/* Copyright (C) 2007-2011 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 Anoop Saldanha <anoopsaldanha@gmail.com>
*/
#ifndef __DETECT_ENGINE_CONTENT_INSPECTION_H__
#define __DETECT_ENGINE_CONTENT_INSPECTION_H__
/** \warning make sure to add new entries to the proper position
* wrt flow lock status
*/
enum {
/* called with flow unlocked */
DETECT_ENGINE_CONTENT_INSPECTION_MODE_PAYLOAD = 0,
DETECT_ENGINE_CONTENT_INSPECTION_MODE_STREAM,
/* called with flow locked */
DETECT_ENGINE_CONTENT_INSPECTION_MODE_DCE,
DETECT_ENGINE_CONTENT_INSPECTION_MODE_URI,
DETECT_ENGINE_CONTENT_INSPECTION_MODE_HRL,
DETECT_ENGINE_CONTENT_INSPECTION_MODE_HRUD,
DETECT_ENGINE_CONTENT_INSPECTION_MODE_HHD,
DETECT_ENGINE_CONTENT_INSPECTION_MODE_HRHD,
DETECT_ENGINE_CONTENT_INSPECTION_MODE_HCBD,
DETECT_ENGINE_CONTENT_INSPECTION_MODE_HSBD,
DETECT_ENGINE_CONTENT_INSPECTION_MODE_HCD,
DETECT_ENGINE_CONTENT_INSPECTION_MODE_HMD,
DETECT_ENGINE_CONTENT_INSPECTION_MODE_HSCD,
DETECT_ENGINE_CONTENT_INSPECTION_MODE_HSMD,
DETECT_ENGINE_CONTENT_INSPECTION_MODE_HUAD,
DETECT_ENGINE_CONTENT_INSPECTION_MODE_HHHD,
DETECT_ENGINE_CONTENT_INSPECTION_MODE_HRHHD,
DETECT_ENGINE_CONTENT_INSPECTION_MODE_DNSQUERY,
DETECT_ENGINE_CONTENT_INSPECTION_MODE_FD_SMTP,
};
int DetectEngineContentInspection(DetectEngineCtx *de_ctx, DetectEngineThreadCtx *det_ctx,
Signature *s, SigMatch *sm,
Flow *f,
uint8_t *buffer, uint32_t buffer_len,
uint32_t stream_start_offset,
uint8_t inspection_mode, void *data);
#endif /* __DETECT_ENGINE_CONTENT_INSPECTION_H__ */
|