detect-tag.h File Reference

#include "suricata-common.h"

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Data Structures
struct	DetectTagData_
struct	DetectTagDataEntry_

Macros
#define	DETECT_TAG_MATCH_LIMIT   10
#define	DETECT_TAG_MAX_TAGS   50
#define	DETECT_TAG_MAX_PKTS   256
#define	TAG_ENTRY_FLAG_DIR_SRC   0x01
#define	TAG_ENTRY_FLAG_DIR_DST   0x02
#define	TAG_ENTRY_FLAG_SKIPPED_FIRST   0x04

Typedefs
typedef struct DetectTagData_	DetectTagData
typedef struct DetectTagDataEntry_	DetectTagDataEntry

Enumerations
enum	{ DETECT_TAG_TYPE_SESSION , DETECT_TAG_TYPE_HOST , DETECT_TAG_TYPE_MAX }
enum	{ DETECT_TAG_DIR_SRC , DETECT_TAG_DIR_DST }
enum	{ DETECT_TAG_METRIC_PACKET , DETECT_TAG_METRIC_SECONDS , DETECT_TAG_METRIC_BYTES }

Functions
void	DetectTagRegister (void)
	Registration function for keyword tag.
void	DetectTagDataFree (struct DetectEngineCtx_ *, void *ptr)
	this function will free memory associated with DetectTagData
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

Definition in file detect-tag.h.

Macro Definition Documentation

DETECT_TAG_MATCH_LIMIT

#define DETECT_TAG_MATCH_LIMIT   10

Definition at line 32 of file detect-tag.h.

DETECT_TAG_MAX_PKTS

#define DETECT_TAG_MAX_PKTS   256

Definition at line 40 of file detect-tag.h.

DETECT_TAG_MAX_TAGS

#define DETECT_TAG_MAX_TAGS   50

Definition at line 35 of file detect-tag.h.

TAG_ENTRY_FLAG_DIR_DST

#define TAG_ENTRY_FLAG_DIR_DST   0x02

Definition at line 89 of file detect-tag.h.

TAG_ENTRY_FLAG_DIR_SRC

#define TAG_ENTRY_FLAG_DIR_SRC   0x01

Definition at line 88 of file detect-tag.h.

TAG_ENTRY_FLAG_SKIPPED_FIRST

#define TAG_ENTRY_FLAG_SKIPPED_FIRST   0x04

Definition at line 90 of file detect-tag.h.

Typedef Documentation

DetectTagData

typedef struct DetectTagData_ DetectTagData

This will be the rule options/parameters

DetectTagDataEntry

typedef struct DetectTagDataEntry_ DetectTagDataEntry

This is the installed data at the session/global or host table

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
DETECT_TAG_TYPE_SESSION
DETECT_TAG_TYPE_HOST
DETECT_TAG_TYPE_MAX

Definition at line 43 of file detect-tag.h.

anonymous enum

anonymous enum

Enumerator
DETECT_TAG_DIR_SRC
DETECT_TAG_DIR_DST

Definition at line 49 of file detect-tag.h.

anonymous enum

anonymous enum

Enumerator
DETECT_TAG_METRIC_PACKET
DETECT_TAG_METRIC_SECONDS
DETECT_TAG_METRIC_BYTES

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

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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