suricata
detect-lua.h
Go to the documentation of this file.
1 /* Copyright (C) 2007-2013 Open Information Security Foundation
2  *
3  * You can copy, redistribute or modify this Program under the terms of
4  * the GNU General Public License version 2 as published by the Free
5  * Software Foundation.
6  *
7  * This program is distributed in the hope that it will be useful,
8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10  * GNU General Public License for more details.
11  *
12  * You should have received a copy of the GNU General Public License
13  * version 2 along with this program; if not, write to the Free Software
14  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
15  * 02110-1301, USA.
16  */
17 
18 /**
19  * \file
20  *
21  * \author Victor Julien <victor@inliniac.net>
22  */
23 
24 #ifndef __DETECT_LUAJIT_H__
25 #define __DETECT_LUAJIT_H__
26 
27 #ifdef HAVE_LUA
28 
29 typedef struct DetectLuaThreadData {
30  lua_State *luastate;
31  uint32_t flags;
32  int alproto;
33 } DetectLuaThreadData;
34 
35 #define DETECT_LUAJIT_MAX_FLOWVARS 15
36 #define DETECT_LUAJIT_MAX_FLOWINTS 15
37 
38 typedef struct DetectLuaData {
39  int thread_ctx_id;
40  int negated;
41  char *filename;
42  uint32_t flags;
43  AppProto alproto;
44  char *buffername; /* buffer name in case of a single buffer */
45  uint32_t flowint[DETECT_LUAJIT_MAX_FLOWINTS];
46  uint16_t flowints;
47  uint16_t flowvars;
48  uint32_t flowvar[DETECT_LUAJIT_MAX_FLOWVARS];
49  uint32_t sid;
50  uint32_t rev;
51  uint32_t gid;
52 } DetectLuaData;
53 
54 #endif /* HAVE_LUA */
55 
56 /* prototypes */
57 void DetectLuaRegister (void);
59  const Signature *s, const SigMatchData *smd,
60  const uint8_t *buffer, uint32_t buffer_len, uint32_t offset,
61  Flow *f);
62 
64 
65 #endif /* __DETECT_FILELUAJIT_H__ */
uint16_t flags
uint64_t offset
Data needed for Match()
Definition: detect.h:327
int DetectLuaMatchBuffer(DetectEngineThreadCtx *det_ctx, const Signature *s, const SigMatchData *smd, const uint8_t *buffer, uint32_t buffer_len, uint32_t offset, Flow *f)
uint16_t AppProto
Signature container.
Definition: detect.h:522
void DetectLuaPostSetup(Signature *s)
Flow data structure.
Definition: flow.h:325
void DetectLuaRegister(void)
Registration function for keyword: lua.
Definition: detect-lua.c:74