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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-flowint.h | |
parent | 13d05bc8458758ee39cb829098241e89616717ee (diff) |
suricata checkin based on commit id a4bce14770beee46a537eda3c3f6e8e8565d5d0a
Change-Id: I9a214fa0ee95e58fc640e50bd604dac7f42db48f
Diffstat (limited to 'framework/src/suricata/src/detect-flowint.h')
-rw-r--r-- | framework/src/suricata/src/detect-flowint.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/framework/src/suricata/src/detect-flowint.h b/framework/src/suricata/src/detect-flowint.h new file mode 100644 index 00000000..9a18efd5 --- /dev/null +++ b/framework/src/suricata/src/detect-flowint.h @@ -0,0 +1,86 @@ +/* Copyright (C) 2007-2014 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 Pablo Rincon <pablo.rincon.crespo@gmail.com> + */ + +#ifndef __DETECT_FLOWINT_H__ +#define __DETECT_FLOWINT_H__ + +/** Flowint operations allowed */ +enum { + /** Changing integer values */ + FLOWINT_MODIFIER_SET, + FLOWINT_MODIFIER_ADD, + FLOWINT_MODIFIER_SUB, + + /** Comparing integer values */ + FLOWINT_MODIFIER_LT, + FLOWINT_MODIFIER_LE, + FLOWINT_MODIFIER_EQ, + FLOWINT_MODIFIER_NE, + FLOWINT_MODIFIER_GE, + FLOWINT_MODIFIER_GT, + /** Checking if a var is set (keyword isset/notset)*/ + FLOWINT_MODIFIER_ISSET, + FLOWINT_MODIFIER_NOTSET, + + FLOWINT_MODIFIER_UNKNOWN +}; + +/** The target can be a value, or another variable arleady declared */ +enum { + FLOWINT_TARGET_VAL, + FLOWINT_TARGET_VAR, + FLOWINT_TARGET_SELF, + FLOWINT_TARGET_UNKNOWN +}; + +/** If the target is another var, get the name and the idx */ +typedef struct TargetVar_ { + char *name; +} TargetVar; + +/** Context data for flowint vars */ +typedef struct DetectFlowintData_ { + /* This is the main var we are going to use + * against the target */ + char *name; + /* Internal id of the var */ + uint16_t idx; + + /* The modifier/operation/condition we are + * going to execute */ + uint8_t modifier; + uint8_t targettype; + + union { + /* the target value */ + uint32_t value; + /* or the target var */ + TargetVar tvar; + } target; +} DetectFlowintData; + +/* prototypes */ +void DetectFlowintRegister (void); + +#endif /* __DETECT_FLOWINT_H__ */ + |