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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 17:39:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 17:39:49 +0000 |
commit | a0aa2307322cd47bbf416810ac0292925e03be87 (patch) | |
tree | 37076262a026c4b48c8a0e84f44ff9187556ca35 /src/detect-engine-sigorder.h | |
parent | Initial commit. (diff) | |
download | suricata-a0aa2307322cd47bbf416810ac0292925e03be87.tar.xz suricata-a0aa2307322cd47bbf416810ac0292925e03be87.zip |
Adding upstream version 1:7.0.3.upstream/1%7.0.3
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/detect-engine-sigorder.h')
-rw-r--r-- | src/detect-engine-sigorder.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/src/detect-engine-sigorder.h b/src/detect-engine-sigorder.h new file mode 100644 index 0000000..7d7e105 --- /dev/null +++ b/src/detect-engine-sigorder.h @@ -0,0 +1,71 @@ +/* Copyright (C) 2007-2010 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_SIGORDER_H__ +#define __DETECT_ENGINE_SIGORDER_H__ + +/** + * \brief Different kinds of helper data that can be used by the signature + * ordering module. Used by the "user" field in SCSigSignatureWrapper + */ +typedef enum{ + SC_RADIX_USER_DATA_FLOWBITS, + SC_RADIX_USER_DATA_FLOWVAR, + SC_RADIX_USER_DATA_PKTVAR, + SC_RADIX_USER_DATA_FLOWINT, + SC_RADIX_USER_DATA_HOSTBITS, + SC_RADIX_USER_DATA_IPPAIRBITS, + SC_RADIX_USER_DATA_MAX +} SCRadixUserDataType; + +/** + * \brief Signature wrapper used by signature ordering module while ordering + * signatures + */ +typedef struct SCSigSignatureWrapper_ { + /* the wrapped signature */ + Signature *sig; + + /* user data that is to be associated with this sigwrapper */ + int user[SC_RADIX_USER_DATA_MAX]; + + struct SCSigSignatureWrapper_ *next; +} SCSigSignatureWrapper; + +/** + * \brief Structure holding the signature ordering function used by the + * signature ordering module + */ +typedef struct SCSigOrderFunc_ { + /* Pointer to the Signature Ordering function */ + int (*SWCompare)(SCSigSignatureWrapper *sw1, SCSigSignatureWrapper *sw2); + + struct SCSigOrderFunc_ *next; +} SCSigOrderFunc; + +void SCSigOrderSignatures(DetectEngineCtx *); +void SCSigRegisterSignatureOrderingFuncs(DetectEngineCtx *); +void SCSigRegisterSignatureOrderingTests(void); +void SCSigSignatureOrderingModuleCleanup(DetectEngineCtx *); + +#endif /* __DETECT_ENGINE_SIGORDER_H__ */ |