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author | Ashlee Young <ashlee@onosfw.com> | 2015-09-09 22:21:41 -0700 |
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committer | Ashlee Young <ashlee@onosfw.com> | 2015-09-09 22:21:41 -0700 |
commit | 8879b125d26e8db1a5633de5a9c692eb2d1c4f83 (patch) | |
tree | c7259d85a991b83dfa85ab2e339360669fc1f58e /framework/src/suricata/src/detect-engine-sigorder.h | |
parent | 13d05bc8458758ee39cb829098241e89616717ee (diff) |
suricata checkin based on commit id a4bce14770beee46a537eda3c3f6e8e8565d5d0a
Change-Id: I9a214fa0ee95e58fc640e50bd604dac7f42db48f
Diffstat (limited to 'framework/src/suricata/src/detect-engine-sigorder.h')
-rw-r--r-- | framework/src/suricata/src/detect-engine-sigorder.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/framework/src/suricata/src/detect-engine-sigorder.h b/framework/src/suricata/src/detect-engine-sigorder.h new file mode 100644 index 00000000..686ce928 --- /dev/null +++ b/framework/src/suricata/src/detect-engine-sigorder.h @@ -0,0 +1,81 @@ +/* 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; + + /* used as the lower limit SCSigSignatureWrapper that is used by the next + * ordering function, which will order the incoming Sigwrapper after this + * (min) wrapper */ + struct SCSigSignatureWrapper_ *min; + /* used as the upper limit SCSigSignatureWrapper that is used by the next + * ordering function, which will order the incoming Sigwrapper below this + * (max) wrapper */ + struct SCSigSignatureWrapper_ *max; + + /* user data that is to be associated with this sigwrapper */ + int user[SC_RADIX_USER_DATA_MAX]; + + struct SCSigSignatureWrapper_ *next; + struct SCSigSignatureWrapper_ *prev; +} 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__ */ |