suricata
detect-engine-proto.h
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1 /* Copyright (C) 2007-2010 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_PROTO_H__
25 #define __DETECT_PROTO_H__
26 
27 #define DETECT_PROTO_ANY (1 << 0) /**< Indicate that given protocol
28  is considered as IP */
29 #define DETECT_PROTO_ONLY_PKT (1 << 1) /**< Indicate that we only care
30  about packet payloads. */
31 #define DETECT_PROTO_ONLY_STREAM (1 << 2) /**< Indicate that we only care
32  about stream payloads. */
33 #define DETECT_PROTO_IPV4 (1 << 3) /**< IPv4 only */
34 #define DETECT_PROTO_IPV6 (1 << 4) /**< IPv6 only */
35 
36 typedef struct DetectProto_ {
37  uint8_t proto[256/8]; /**< bit array for 256 protocol bits */
38  uint8_t flags;
40 
41 /* prototypes */
42 int DetectProtoParse(DetectProto *dp, const char *str);
43 int DetectProtoContainsProto(const DetectProto *, int);
44 
45 void DetectProtoTests(void);
46 
47 #endif /* __DETECT_PROTO_H__ */
48 
int DetectProtoParse(DetectProto *dp, const char *str)
Parses a protocol sent as a string.
uint8_t proto[256/8]
int DetectProtoContainsProto(const DetectProto *, int)
see if a DetectProto contains a certain proto
#define str(s)
void DetectProtoTests(void)
this function registers unit tests for DetectProto
struct DetectProto_ DetectProto