HTTP layer support

Files
file	app-layer-htp-mem.c
file	app-layer-htp.c
file	app-layer-htp.h
file	detect-http-accept-enc.c
file	detect-http-accept-lang.c
file	detect-http-accept.c
file	detect-http-client-body.c
file	detect-http-connection.c
file	detect-http-content-len.c
file	detect-http-content-type.c
file	detect-http-cookie.c
file	detect-http-header-names.c
file	detect-http-header.c
file	detect-http-host.c
file	detect-http-location.c
file	detect-http-method.c
file	detect-http-protocol.c
file	detect-http-raw-header.c
file	detect-http-referer.c
file	detect-http-request-line.c
file	detect-http-response-line.c
file	detect-http-server-body.c
file	detect-http-server.c
file	detect-http-start.c
file	detect-http-stat-code.c
file	detect-http-stat-msg.c
file	detect-http-ua.c
file	detect-http-uri.c
file	detect-http-client-body.c
	Handle HTTP request body match corresponding to http_client_body keyword.
file	detect-http-cookie.c
	Handle HTTP cookie match.
file	detect-http-header.c
file	detect-http-host.c
	Handle HTTP host header. HHHD - Http Host Header Data.
file	detect-http-method.c
	Handle HTTP method match.
file	detect-http-raw-header.c
	Handle HTTP raw header match.
file	detect-http-stat-code.c
file	detect-http-stat-msg.c
file	detect-http-user-agent.c
	Handle HTTP user agent match.

Data Structures
struct	HTPCfgDir_
struct	HTPCfgRec_
struct	HtpBodyChunk_
struct	HtpBody_
struct	HtpTxUserData_
struct	HtpState_

Macros
#define	HTP_CONFIG_DEFAULT_REQUEST_BODY_LIMIT   4096U
#define	HTP_CONFIG_DEFAULT_RESPONSE_BODY_LIMIT   4096U
#define	HTP_CONFIG_DEFAULT_REQUEST_INSPECT_MIN_SIZE   32768U
#define	HTP_CONFIG_DEFAULT_REQUEST_INSPECT_WINDOW   4096U
#define	HTP_CONFIG_DEFAULT_RESPONSE_INSPECT_MIN_SIZE   32768U
#define	HTP_CONFIG_DEFAULT_RESPONSE_INSPECT_WINDOW   4096U
#define	HTP_CONFIG_DEFAULT_FIELD_LIMIT_SOFT   9000U
#define	HTP_CONFIG_DEFAULT_FIELD_LIMIT_HARD   18000U
#define	HTP_CONFIG_DEFAULT_LZMA_LAYERS   0U
#define	HTP_CONFIG_DEFAULT_LZMA_MEMLIMIT   1048576U
#define	HTP_CONFIG_DEFAULT_COMPRESSION_BOMB_LIMIT   1048576U
#define	HTP_CONFIG_DEFAULT_COMPRESSION_TIME_LIMIT   100000
#define	HTP_CONFIG_DEFAULT_RANDOMIZE   1
#define	HTP_CONFIG_DEFAULT_RANDOMIZE_RANGE   10
#define	HTP_FLAG_STATE_CLOSED_TS   0x0002
#define	HTP_FLAG_STATE_CLOSED_TC   0x0004
#define	HTP_BOUNDARY_SET   BIT_U8(1)
#define	HTP_FILENAME_SET   BIT_U8(3)
#define	HTP_DONTSTORE   BIT_U8(4)
#define	HTP_STREAM_DEPTH_SET   BIT_U8(5)
#define	HTP_REQUIRE_REQUEST_BODY   (1 << 0)
#define	HTP_REQUIRE_REQUEST_FILE   (1 << 2)
#define	HTP_REQUIRE_RESPONSE_BODY   (1 << 3)

Typedefs
typedef enum HtpSwfCompressType_	HtpSwfCompressType
typedef struct HTPCfgDir_	HTPCfgDir
typedef struct HTPCfgRec_	HTPCfgRec
typedef struct HtpBodyChunk_	HtpBodyChunk
typedef struct HtpBody_	HtpBody
typedef struct HtpTxUserData_	HtpTxUserData
typedef struct HtpState_	HtpState

Enumerations
enum	{   HTTP_DECODER_EVENT_UNKNOWN_ERROR, HTTP_DECODER_EVENT_GZIP_DECOMPRESSION_FAILED, HTTP_DECODER_EVENT_REQUEST_FIELD_MISSING_COLON, HTTP_DECODER_EVENT_RESPONSE_FIELD_MISSING_COLON,   HTTP_DECODER_EVENT_INVALID_REQUEST_CHUNK_LEN, HTTP_DECODER_EVENT_INVALID_RESPONSE_CHUNK_LEN, HTTP_DECODER_EVENT_INVALID_TRANSFER_ENCODING_VALUE_IN_REQUEST, HTTP_DECODER_EVENT_INVALID_TRANSFER_ENCODING_VALUE_IN_RESPONSE,   HTTP_DECODER_EVENT_INVALID_CONTENT_LENGTH_FIELD_IN_REQUEST, HTTP_DECODER_EVENT_INVALID_CONTENT_LENGTH_FIELD_IN_RESPONSE, HTTP_DECODER_EVENT_DUPLICATE_CONTENT_LENGTH_FIELD_IN_REQUEST, HTTP_DECODER_EVENT_DUPLICATE_CONTENT_LENGTH_FIELD_IN_RESPONSE,   HTTP_DECODER_EVENT_100_CONTINUE_ALREADY_SEEN, HTTP_DECODER_EVENT_UNABLE_TO_MATCH_RESPONSE_TO_REQUEST, HTTP_DECODER_EVENT_INVALID_SERVER_PORT_IN_REQUEST, HTTP_DECODER_EVENT_INVALID_AUTHORITY_PORT,   HTTP_DECODER_EVENT_REQUEST_HEADER_INVALID, HTTP_DECODER_EVENT_RESPONSE_HEADER_INVALID, HTTP_DECODER_EVENT_MISSING_HOST_HEADER, HTTP_DECODER_EVENT_HOST_HEADER_AMBIGUOUS,   HTTP_DECODER_EVENT_INVALID_REQUEST_FIELD_FOLDING, HTTP_DECODER_EVENT_INVALID_RESPONSE_FIELD_FOLDING, HTTP_DECODER_EVENT_REQUEST_FIELD_TOO_LONG, HTTP_DECODER_EVENT_RESPONSE_FIELD_TOO_LONG,   HTTP_DECODER_EVENT_FILE_NAME_TOO_LONG, HTTP_DECODER_EVENT_REQUEST_SERVER_PORT_TCP_PORT_MISMATCH, HTTP_DECODER_EVENT_URI_HOST_INVALID, HTTP_DECODER_EVENT_HEADER_HOST_INVALID,   HTTP_DECODER_EVENT_METHOD_DELIM_NON_COMPLIANT, HTTP_DECODER_EVENT_URI_DELIM_NON_COMPLIANT, HTTP_DECODER_EVENT_REQUEST_LINE_LEADING_WHITESPACE, HTTP_DECODER_EVENT_TOO_MANY_ENCODING_LAYERS,   HTTP_DECODER_EVENT_ABNORMAL_CE_HEADER, HTTP_DECODER_EVENT_AUTH_UNRECOGNIZED, HTTP_DECODER_EVENT_REQUEST_HEADER_REPETITION, HTTP_DECODER_EVENT_RESPONSE_HEADER_REPETITION,   HTTP_DECODER_EVENT_RESPONSE_MULTIPART_BYTERANGES, HTTP_DECODER_EVENT_RESPONSE_ABNORMAL_TRANSFER_ENCODING, HTTP_DECODER_EVENT_RESPONSE_CHUNKED_OLD_PROTO, HTTP_DECODER_EVENT_RESPONSE_INVALID_PROTOCOL,   HTTP_DECODER_EVENT_RESPONSE_INVALID_STATUS, HTTP_DECODER_EVENT_REQUEST_LINE_INCOMPLETE, HTTP_DECODER_EVENT_DOUBLE_ENCODED_URI, HTTP_DECODER_EVENT_REQUEST_LINE_INVALID,   HTTP_DECODER_EVENT_REQUEST_BODY_UNEXPECTED, HTTP_DECODER_EVENT_LZMA_MEMLIMIT_REACHED, HTTP_DECODER_EVENT_COMPRESSION_BOMB, HTTP_DECODER_EVENT_RANGE_INVALID,   HTTP_DECODER_EVENT_REQUEST_CHUNK_EXTENSION, HTTP_DECODER_EVENT_REQUEST_LINE_MISSING_PROTOCOL, HTTP_DECODER_EVENT_REQUEST_TOO_MANY_HEADERS, HTTP_DECODER_EVENT_RESPONSE_TOO_MANY_HEADERS,   HTTP_DECODER_EVENT_MULTIPART_GENERIC_ERROR, HTTP_DECODER_EVENT_MULTIPART_NO_FILEDATA, HTTP_DECODER_EVENT_MULTIPART_INVALID_HEADER, HTTP_DECODER_EVENT_TOO_MANY_WARNINGS,   HTTP_DECODER_EVENT_FAILED_PROTOCOL_CHANGE }
enum	{ HTP_BODY_REQUEST_NONE = 0, HTP_BODY_REQUEST_MULTIPART, HTP_BODY_REQUEST_POST, HTP_BODY_REQUEST_PUT }
enum	HtpSwfCompressType_ { HTTP_SWF_COMPRESSION_NONE = 0, HTTP_SWF_COMPRESSION_ZLIB, HTTP_SWF_COMPRESSION_LZMA, HTTP_SWF_COMPRESSION_BOTH }

Functions
struct HtpBodyChunk_	__attribute__ ((__packed__))
	DNP3 link header. More...
	SC_ATOMIC_EXTERN (uint32_t, htp_config_flags)
void	RegisterHTPParsers (void)
	Register the HTTP protocol and state handling functions to APP layer of the engine. More...
void	HTPAtExitPrintStats (void)
	Print the stats of the HTTP requests. More...
void	HTPFreeConfig (void)
	Clears the HTTP server configuration memory used by HTP library. More...
void	HTPStateFree (void *)
	Function to frees the HTTP state memory and also frees the HTTP connection parser memory which was used by the HTP library. More...
void	AppLayerHtpEnableRequestBodyCallback (void)
	Sets a flag that informs the HTP app layer that some module in the engine needs the http request body data. \initonly. More...
void	AppLayerHtpEnableResponseBodyCallback (void)
	Sets a flag that informs the HTP app layer that some module in the engine needs the http request body data. \initonly. More...
void	AppLayerHtpNeedFileInspection (void)
	Sets a flag that informs the HTP app layer that some module in the engine needs the http request file. More...
void	AppLayerHtpPrintStats (void)
void	HTPConfigure (void)
void	HtpConfigCreateBackup (void)
void	HtpConfigRestoreBackup (void)
void *	HtpGetTxForH2 (void *)
void *	HttpHeaderThreadDataInit (void *data)
void	HttpHeaderThreadDataFree (void *data)
int	HttpHeaderExpandBuffer (HttpHeaderThreadData *td, HttpHeaderBuffer *buf, uint32_t size)
HttpHeaderBuffer *	HttpHeaderGetBufferSpace (DetectEngineThreadCtx *det_ctx, Flow *f, uint8_t flags, const int keyword_id, HttpHeaderThreadData **ret_hdr_td)

Detailed Description

Macro Definition Documentation

HTP_BOUNDARY_SET

#define HTP_BOUNDARY_SET   BIT_U8(1)

We have a boundary string

Definition at line 206 of file app-layer-htp.h.

HTP_CONFIG_DEFAULT_COMPRESSION_BOMB_LIMIT

#define HTP_CONFIG_DEFAULT_COMPRESSION_BOMB_LIMIT   1048576U

Definition at line 127 of file app-layer-htp.h.

HTP_CONFIG_DEFAULT_COMPRESSION_TIME_LIMIT

#define HTP_CONFIG_DEFAULT_COMPRESSION_TIME_LIMIT   100000

Definition at line 129 of file app-layer-htp.h.

HTP_CONFIG_DEFAULT_FIELD_LIMIT_HARD

#define HTP_CONFIG_DEFAULT_FIELD_LIMIT_HARD   18000U

Definition at line 122 of file app-layer-htp.h.

HTP_CONFIG_DEFAULT_FIELD_LIMIT_SOFT

#define HTP_CONFIG_DEFAULT_FIELD_LIMIT_SOFT   9000U

Definition at line 121 of file app-layer-htp.h.

HTP_CONFIG_DEFAULT_LZMA_LAYERS

#define HTP_CONFIG_DEFAULT_LZMA_LAYERS   0U

Definition at line 124 of file app-layer-htp.h.

HTP_CONFIG_DEFAULT_LZMA_MEMLIMIT

#define HTP_CONFIG_DEFAULT_LZMA_MEMLIMIT   1048576U

Definition at line 126 of file app-layer-htp.h.

HTP_CONFIG_DEFAULT_RANDOMIZE

#define HTP_CONFIG_DEFAULT_RANDOMIZE   1

Definition at line 131 of file app-layer-htp.h.

HTP_CONFIG_DEFAULT_RANDOMIZE_RANGE

#define HTP_CONFIG_DEFAULT_RANDOMIZE_RANGE   10

Definition at line 132 of file app-layer-htp.h.

HTP_CONFIG_DEFAULT_REQUEST_BODY_LIMIT

#define HTP_CONFIG_DEFAULT_REQUEST_BODY_LIMIT   4096U

Definition at line 115 of file app-layer-htp.h.

HTP_CONFIG_DEFAULT_REQUEST_INSPECT_MIN_SIZE

#define HTP_CONFIG_DEFAULT_REQUEST_INSPECT_MIN_SIZE   32768U

Definition at line 117 of file app-layer-htp.h.

HTP_CONFIG_DEFAULT_REQUEST_INSPECT_WINDOW

#define HTP_CONFIG_DEFAULT_REQUEST_INSPECT_WINDOW   4096U

Definition at line 118 of file app-layer-htp.h.

HTP_CONFIG_DEFAULT_RESPONSE_BODY_LIMIT

#define HTP_CONFIG_DEFAULT_RESPONSE_BODY_LIMIT   4096U

Definition at line 116 of file app-layer-htp.h.

HTP_CONFIG_DEFAULT_RESPONSE_INSPECT_MIN_SIZE

#define HTP_CONFIG_DEFAULT_RESPONSE_INSPECT_MIN_SIZE   32768U

Definition at line 119 of file app-layer-htp.h.

HTP_CONFIG_DEFAULT_RESPONSE_INSPECT_WINDOW

#define HTP_CONFIG_DEFAULT_RESPONSE_INSPECT_WINDOW   4096U

Definition at line 120 of file app-layer-htp.h.

HTP_DONTSTORE

#define HTP_DONTSTORE   BIT_U8(4)

not storing this file

Definition at line 208 of file app-layer-htp.h.

HTP_FILENAME_SET

#define HTP_FILENAME_SET   BIT_U8(3)

filename is registered in the flow

Definition at line 207 of file app-layer-htp.h.

HTP_FLAG_STATE_CLOSED_TC

#define HTP_FLAG_STATE_CLOSED_TC   0x0004

Flag to indicate that HTTP \ connection is closed

Definition at line 140 of file app-layer-htp.h.

HTP_FLAG_STATE_CLOSED_TS

#define HTP_FLAG_STATE_CLOSED_TS   0x0002

Flag to indicate that HTTP \ connection is closed

Definition at line 137 of file app-layer-htp.h.

HTP_REQUIRE_REQUEST_BODY

#define HTP_REQUIRE_REQUEST_BODY   (1 << 0)

part of the engine needs the request body (e.g. http_client_body keyword)

Definition at line 273 of file app-layer-htp.h.

HTP_REQUIRE_REQUEST_FILE

#define HTP_REQUIRE_REQUEST_FILE   (1 << 2)

part of the engine needs the request file (e.g. log-file module)

Definition at line 275 of file app-layer-htp.h.

HTP_REQUIRE_RESPONSE_BODY

#define HTP_REQUIRE_RESPONSE_BODY   (1 << 3)

part of the engine needs the request body (e.g. file_data keyword)

Definition at line 277 of file app-layer-htp.h.

HTP_STREAM_DEPTH_SET

#define HTP_STREAM_DEPTH_SET   BIT_U8(5)

stream-depth is set

Definition at line 209 of file app-layer-htp.h.

Typedef Documentation

HtpBody

typedef struct HtpBody_ HtpBody

Struct used to hold all the chunks of a body on a request

HtpBodyChunk

typedef struct HtpBodyChunk_ HtpBodyChunk

Definition at line 1 of file app-layer-htp.h.

HTPCfgDir

typedef struct HTPCfgDir_ HTPCfgDir

HTPCfgRec

typedef struct HTPCfgRec_ HTPCfgRec

Need a linked list in order to keep track of these

HtpState

typedef struct HtpState_ HtpState

HtpSwfCompressType

typedef enum HtpSwfCompressType_ HtpSwfCompressType

HtpTxUserData

typedef struct HtpTxUserData_ HtpTxUserData

Now the Body Chunks will be stored per transaction, at the tx user data

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
HTTP_DECODER_EVENT_UNKNOWN_ERROR
HTTP_DECODER_EVENT_GZIP_DECOMPRESSION_FAILED
HTTP_DECODER_EVENT_REQUEST_FIELD_MISSING_COLON
HTTP_DECODER_EVENT_RESPONSE_FIELD_MISSING_COLON
HTTP_DECODER_EVENT_INVALID_REQUEST_CHUNK_LEN
HTTP_DECODER_EVENT_INVALID_RESPONSE_CHUNK_LEN
HTTP_DECODER_EVENT_INVALID_TRANSFER_ENCODING_VALUE_IN_REQUEST
HTTP_DECODER_EVENT_INVALID_TRANSFER_ENCODING_VALUE_IN_RESPONSE
HTTP_DECODER_EVENT_INVALID_CONTENT_LENGTH_FIELD_IN_REQUEST
HTTP_DECODER_EVENT_INVALID_CONTENT_LENGTH_FIELD_IN_RESPONSE
HTTP_DECODER_EVENT_DUPLICATE_CONTENT_LENGTH_FIELD_IN_REQUEST
HTTP_DECODER_EVENT_DUPLICATE_CONTENT_LENGTH_FIELD_IN_RESPONSE
HTTP_DECODER_EVENT_100_CONTINUE_ALREADY_SEEN
HTTP_DECODER_EVENT_UNABLE_TO_MATCH_RESPONSE_TO_REQUEST
HTTP_DECODER_EVENT_INVALID_SERVER_PORT_IN_REQUEST
HTTP_DECODER_EVENT_INVALID_AUTHORITY_PORT
HTTP_DECODER_EVENT_REQUEST_HEADER_INVALID
HTTP_DECODER_EVENT_RESPONSE_HEADER_INVALID
HTTP_DECODER_EVENT_MISSING_HOST_HEADER
HTTP_DECODER_EVENT_HOST_HEADER_AMBIGUOUS
HTTP_DECODER_EVENT_INVALID_REQUEST_FIELD_FOLDING
HTTP_DECODER_EVENT_INVALID_RESPONSE_FIELD_FOLDING
HTTP_DECODER_EVENT_REQUEST_FIELD_TOO_LONG
HTTP_DECODER_EVENT_RESPONSE_FIELD_TOO_LONG
HTTP_DECODER_EVENT_FILE_NAME_TOO_LONG
HTTP_DECODER_EVENT_REQUEST_SERVER_PORT_TCP_PORT_MISMATCH
HTTP_DECODER_EVENT_URI_HOST_INVALID
HTTP_DECODER_EVENT_HEADER_HOST_INVALID
HTTP_DECODER_EVENT_METHOD_DELIM_NON_COMPLIANT
HTTP_DECODER_EVENT_URI_DELIM_NON_COMPLIANT
HTTP_DECODER_EVENT_REQUEST_LINE_LEADING_WHITESPACE
HTTP_DECODER_EVENT_TOO_MANY_ENCODING_LAYERS
HTTP_DECODER_EVENT_ABNORMAL_CE_HEADER
HTTP_DECODER_EVENT_AUTH_UNRECOGNIZED
HTTP_DECODER_EVENT_REQUEST_HEADER_REPETITION
HTTP_DECODER_EVENT_RESPONSE_HEADER_REPETITION
HTTP_DECODER_EVENT_RESPONSE_MULTIPART_BYTERANGES
HTTP_DECODER_EVENT_RESPONSE_ABNORMAL_TRANSFER_ENCODING
HTTP_DECODER_EVENT_RESPONSE_CHUNKED_OLD_PROTO
HTTP_DECODER_EVENT_RESPONSE_INVALID_PROTOCOL
HTTP_DECODER_EVENT_RESPONSE_INVALID_STATUS
HTTP_DECODER_EVENT_REQUEST_LINE_INCOMPLETE
HTTP_DECODER_EVENT_DOUBLE_ENCODED_URI
HTTP_DECODER_EVENT_REQUEST_LINE_INVALID
HTTP_DECODER_EVENT_REQUEST_BODY_UNEXPECTED
HTTP_DECODER_EVENT_LZMA_MEMLIMIT_REACHED
HTTP_DECODER_EVENT_COMPRESSION_BOMB
HTTP_DECODER_EVENT_RANGE_INVALID
HTTP_DECODER_EVENT_REQUEST_CHUNK_EXTENSION
HTTP_DECODER_EVENT_REQUEST_LINE_MISSING_PROTOCOL
HTTP_DECODER_EVENT_REQUEST_TOO_MANY_HEADERS
HTTP_DECODER_EVENT_RESPONSE_TOO_MANY_HEADERS
HTTP_DECODER_EVENT_MULTIPART_GENERIC_ERROR
HTTP_DECODER_EVENT_MULTIPART_NO_FILEDATA
HTTP_DECODER_EVENT_MULTIPART_INVALID_HEADER
HTTP_DECODER_EVENT_TOO_MANY_WARNINGS
HTTP_DECODER_EVENT_FAILED_PROTOCOL_CHANGE

Definition at line 41 of file app-layer-htp.h.

anonymous enum

anonymous enum

Enumerator
HTP_BODY_REQUEST_NONE
HTP_BODY_REQUEST_MULTIPART
HTP_BODY_REQUEST_POST
HTP_BODY_REQUEST_PUT

Definition at line 141 of file app-layer-htp.h.

HtpSwfCompressType_

enum HtpSwfCompressType_

Enumerator
HTTP_SWF_COMPRESSION_NONE
HTTP_SWF_COMPRESSION_ZLIB
HTTP_SWF_COMPRESSION_LZMA
HTTP_SWF_COMPRESSION_BOTH

Definition at line 148 of file app-layer-htp.h.

Function Documentation

__attribute__()

struct HtpBodyChunk_ __attribute__

(

(__packed__)

)

DNP3 link header.

DNP3 internal indicators.

DNP3 application header.

Part of the application header for responses only.

Definition at line 54 of file decode-vlan.c.

AppLayerHtpEnableRequestBodyCallback()

void AppLayerHtpEnableRequestBodyCallback

(

void

)

Sets a flag that informs the HTP app layer that some module in the engine needs the http request body data. \initonly.

Definition at line 469 of file app-layer-htp.c.

References HTP_REQUIRE_REQUEST_BODY, SC_ATOMIC_OR, SCEnter, and SCReturn.

Referenced by AppLayerHtpNeedFileInspection(), and RunUnittests().

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AppLayerHtpEnableResponseBodyCallback()

void AppLayerHtpEnableResponseBodyCallback

(

void

)

Sets a flag that informs the HTP app layer that some module in the engine needs the http request body data. \initonly.

Definition at line 482 of file app-layer-htp.c.

References HTP_REQUIRE_RESPONSE_BODY, SC_ATOMIC_OR, SCEnter, and SCReturn.

Referenced by AppLayerHtpNeedFileInspection().

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AppLayerHtpNeedFileInspection()

void AppLayerHtpNeedFileInspection

(

void

)

Sets a flag that informs the HTP app layer that some module in the engine needs the http request file.

\initonly

Definition at line 496 of file app-layer-htp.c.

References AppLayerHtpEnableRequestBodyCallback(), AppLayerHtpEnableResponseBodyCallback(), HTP_REQUIRE_REQUEST_FILE, SC_ATOMIC_OR, SCEnter, and SCReturn.

Referenced by RunUnittests().

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AppLayerHtpPrintStats()

void AppLayerHtpPrintStats

(

void

)

Definition at line 2641 of file app-layer-htp.c.

References SCLogPerf, SCMutexLock, and SCMutexUnlock.

Referenced by GlobalsDestroy().

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HTPAtExitPrintStats()

void HTPAtExitPrintStats

(

void

)

Print the stats of the HTTP requests.

Definition at line 1651 of file app-layer-htp.c.

References SCEnter, SCLogDebug, SCMutexLock, SCMutexUnlock, and SCReturn.

Referenced by GlobalsDestroy().

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HtpConfigCreateBackup()

void HtpConfigCreateBackup

(

void

)

Definition at line 2880 of file app-layer-htp.c.

HtpConfigRestoreBackup()

void HtpConfigRestoreBackup

(

void

)

Definition at line 2885 of file app-layer-htp.c.

HTPConfigure()

void HTPConfigure

(

void

)

Definition at line 2570 of file app-layer-htp.c.

References SCEnter.

HTPFreeConfig()

void HTPFreeConfig

(

void

)

Clears the HTTP server configuration memory used by HTP library.

Definition at line 1664 of file app-layer-htp.c.

References AppLayerParserConfParserEnabled(), AppLayerProtoDetectConfProtoDetectionEnabled(), SCEnter, and SCReturn.

Referenced by GlobalsDestroy().

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HtpGetTxForH2()

void* HtpGetTxForH2

(

void *

)

Definition at line 2704 of file app-layer-htp.c.

References HtpState_::conn.

Referenced by HTTP2MimicHttp1Request().

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HTPStateFree()

void HTPStateFree

(

void *

)

Function to frees the HTTP state memory and also frees the HTTP connection parser memory which was used by the HTP library.

Definition at line 386 of file app-layer-htp.c.

References HtpState_::connp, SCEnter, SCLogDebug, and SCReturn.

HttpHeaderExpandBuffer()

int HttpHeaderExpandBuffer	(	HttpHeaderThreadData *	td,
		HttpHeaderBuffer *	buf,
		uint32_t	size
	)

Definition at line 81 of file detect-http-header-common.c.

References HttpHeaderBuffer_::buffer, HttpHeaderBuffer_::len, SCLogDebug, SCRealloc, HttpHeaderBuffer_::size, HttpHeaderThreadData_::size_step, and unlikely.

Referenced by HttpHeaderThreadDataInit().

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HttpHeaderGetBufferSpace()

HttpHeaderBuffer* HttpHeaderGetBufferSpace	(	DetectEngineThreadCtx *	det_ctx,
		Flow *	f,
		uint8_t	flags,
		const int	keyword_id,
		HttpHeaderThreadData **	ret_hdr_td
	)

Definition at line 100 of file detect-http-header-common.c.

References HttpHeaderThreadData_::buffer, DetectThreadCtxGetGlobalKeywordThreadCtx(), and HttpHeaderBuffer_::len.

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HttpHeaderThreadDataFree()

void HttpHeaderThreadDataFree

(

void *

data

)

Definition at line 74 of file detect-http-header-common.c.

References HttpHeaderBuffer_::buffer, HttpHeaderThreadData_::buffer, and SCFree.

HttpHeaderThreadDataInit()

void* HttpHeaderThreadDataInit

(

void *

data

)

Definition at line 57 of file detect-http-header-common.c.

References HttpHeaderThreadData_::buffer, HttpHeaderExpandBuffer(), SCCalloc, HttpHeaderThreadConfig_::size_step, and HttpHeaderThreadData_::size_step.

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RegisterHTPParsers()

void RegisterHTPParsers

(

void

)

Register the HTTP protocol and state handling functions to APP layer of the engine.

HTTP

Definition at line 2812 of file app-layer-htp.c.

References ALPROTO_HTTP1, AppLayerProtoDetectConfProtoDetectionEnabled(), AppLayerProtoDetectRegisterProtocol(), and SCEnter.

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SC_ATOMIC_EXTERN()

SC_ATOMIC_EXTERN	(	uint32_t	,
		htp_config_flags
	)