detect-tag.c File Reference

#include "suricata-common.h"
#include "detect.h"
#include "detect-parse.h"
#include "detect-tag.h"
#include "detect-engine-tag.h"
#include "detect-engine.h"
#include "detect-engine-state.h"
#include "app-layer-parser.h"
#include "decode.h"
#include "flow.h"
#include "flow-var.h"
#include "flow-util.h"
#include "stream-tcp-private.h"
#include "util-time.h"
#include "util-byte.h"
#include "util-unittest.h"
#include "util-unittest-helper.h"
#include "util-debug.h"
#include "threads.h"

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Macros
#define	PARSE_REGEX   "^\\s*(host|session)\\s*(,\\s*(\\d+)\\s*,\\s*(packets|bytes|seconds)\\s*(,\\s*(src|dst))?\\s*)?$"

Functions
	SC_ATOMIC_EXTERN (unsigned int, num_tags)
void	DetectTagDataFree (DetectEngineCtx *de_ctx, void *ptr)
	this function will free memory associated with DetectTagData
void	DetectTagRegister (void)
	Registration function for keyword tag.
void	DetectTagDataListFree (void *ptr)
	this function will free all the entries of a list DetectTagDataEntry

Detailed Description

Author

Pablo Rincon pablo.nosp@m..rin.nosp@m.con.c.nosp@m.resp.nosp@m.o@gma.nosp@m.il.c.nosp@m.om

Victor Julien victo.nosp@m.r@in.nosp@m.linia.nosp@m.c.ne.nosp@m.t

Implements the tag keyword

Definition in file detect-tag.c.

Macro Definition Documentation

PARSE_REGEX

#define PARSE_REGEX   "^\\s*(host|session)\\s*(,\\s*(\\d+)\\s*,\\s*(packets|bytes|seconds)\\s*(,\\s*(src|dst))?\\s*)?$"

Definition at line 54 of file detect-tag.c.

Function Documentation

DetectTagDataFree()

void DetectTagDataFree	(	DetectEngineCtx *	de_ctx,
		void *	ptr
	)

this function will free memory associated with DetectTagData

Parameters

td	pointer to DetectTagData

Definition at line 355 of file detect-tag.c.

References SCFree.

Referenced by DetectTagRegister().

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DetectTagDataListFree()

void DetectTagDataListFree

(

void *

ptr

)

this function will free all the entries of a list DetectTagDataEntry

Parameters

td	pointer to DetectTagDataEntryList

Definition at line 336 of file detect-tag.c.

References DetectTagDataEntry_::next, and SC_ATOMIC_SUB.

Referenced by TagInitCtx().

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DetectTagRegister()

void DetectTagRegister

(

void

)

Registration function for keyword tag.

Definition at line 69 of file detect-tag.c.

References DETECT_TAG, DetectSetupParseRegexes(), DetectTagDataFree(), SigTableElmt_::flags, SigTableElmt_::Free, SigTableElmt_::Match, SigTableElmt_::name, PARSE_REGEX, SigTableElmt_::RegisterTests, SigTableElmt_::Setup, SIGMATCH_IPONLY_COMPAT, and sigmatch_table.

Referenced by SigTableSetup().

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SC_ATOMIC_EXTERN()

SC_ATOMIC_EXTERN	(	unsigned int	,
		num_tags
	)