stream-tcp-util.c File Reference

#include "suricata-common.h"
#include "stream-tcp-reassemble.h"
#include "stream-tcp-inline.h"
#include "stream-tcp.h"
#include "stream-tcp-util.h"
#include "util-memcmp.h"
#include "util-print.h"
#include "util-unittest.h"
#include "util-unittest-helper.h"
#include "ippair.h"

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Functions
void	StreamTcpUTInit (TcpReassemblyThreadCtx **ra_ctx)
void	StreamTcpUTDeinit (TcpReassemblyThreadCtx *ra_ctx)
void	StreamTcpUTInitInline (void)
void	StreamTcpUTSetupSession (TcpSession *ssn)
void	StreamTcpUTClearSession (TcpSession *ssn)
void	StreamTcpUTSetupStream (TcpStream *s, uint32_t isn)
void	StreamTcpUTClearStream (TcpStream *s)
int	StreamTcpUTAddPayload (ThreadVars *tv, TcpReassemblyThreadCtx *ra_ctx, TcpSession *ssn, TcpStream *stream, uint32_t seq, uint8_t *payload, uint16_t len)
	wrapper for StreamTcpReassembleHandleSegmentHandleData More...
int	StreamTcpUTAddSegmentWithPayload (ThreadVars *tv, TcpReassemblyThreadCtx *ra_ctx, TcpStream *stream, uint32_t seq, uint8_t *payload, uint16_t len)
int	StreamTcpUTAddSegmentWithByte (ThreadVars *tv, TcpReassemblyThreadCtx *ra_ctx, TcpStream *stream, uint32_t seq, uint8_t byte, uint16_t len)
void	StreamTcpUtilRegisterTests (void)

Detailed Description

Author

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

Helper functions for the stream engine.

Definition in file stream-tcp-util.c.

Function Documentation

StreamTcpUTAddPayload()

int StreamTcpUTAddPayload	(	ThreadVars *	tv,
		TcpReassemblyThreadCtx *	ra_ctx,
		TcpSession *	ssn,
		TcpStream *	stream,
		uint32_t	seq,
		uint8_t *	payload,
		uint16_t	len
	)

wrapper for StreamTcpReassembleHandleSegmentHandleData

Definition at line 98 of file stream-tcp-util.c.

References PacketL4::hdrs, Packet_::l4, len, seq, StreamTcpReassembleHandleSegmentHandleData(), PacketL4::L4Hdrs::tcph, TCPHdr_::th_ack, TCPHdr_::th_seq, tv, UTHBuildPacketReal(), and UTHFreePacket().

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StreamTcpUTAddSegmentWithByte()

int StreamTcpUTAddSegmentWithByte	(	ThreadVars *	tv,
		TcpReassemblyThreadCtx *	ra_ctx,
		TcpStream *	stream,
		uint32_t	seq,
		uint8_t	byte,
		uint16_t	len
	)

Definition at line 137 of file stream-tcp-util.c.

References PacketL4::hdrs, Packet_::l4, len, Packet_::payload, Packet_::payload_len, seq, TcpSegment::seq, StreamTcpGetSegment(), StreamTcpReassembleInsertSegment(), TCP_SEG_LEN, PacketL4::L4Hdrs::tcph, TCPHdr_::th_seq, tv, UTHBuildPacketReal(), and UTHFreePacket().

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StreamTcpUTAddSegmentWithPayload()

int StreamTcpUTAddSegmentWithPayload	(	ThreadVars *	tv,
		TcpReassemblyThreadCtx *	ra_ctx,
		TcpStream *	stream,
		uint32_t	seq,
		uint8_t *	payload,
		uint16_t	len
	)

Definition at line 114 of file stream-tcp-util.c.

References PacketL4::hdrs, Packet_::l4, len, Packet_::payload, Packet_::payload_len, seq, TcpSegment::seq, StreamTcpGetSegment(), StreamTcpReassembleInsertSegment(), TCP_SEG_LEN, PacketL4::L4Hdrs::tcph, TCPHdr_::th_seq, tv, UTHBuildPacketReal(), and UTHFreePacket().

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StreamTcpUTClearSession()

void StreamTcpUTClearSession

(

TcpSession *

ssn

)

Definition at line 72 of file stream-tcp-util.c.

References TcpSession_::client, TcpSession_::server, StreamTcpSessionCleanup(), and StreamTcpUTClearStream().

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StreamTcpUTClearStream()

void StreamTcpUTClearStream

(

TcpStream *

s

)

Definition at line 92 of file stream-tcp-util.c.

References StreamTcpStreamCleanup().

Referenced by StreamTcpUTClearSession().

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StreamTcpUTDeinit()

void StreamTcpUTDeinit

(

TcpReassemblyThreadCtx *

ra_ctx

)

Definition at line 51 of file stream-tcp-util.c.

References TcpStreamCnf_::flags, IPPairShutdown(), stream_config, STREAMTCP_INIT_FLAG_INLINE, StreamTcpFreeConfig(), and StreamTcpReassembleFreeThreadCtx().

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StreamTcpUtilRegisterTests()

void StreamTcpUtilRegisterTests

(

void

)

Definition at line 246 of file stream-tcp-util.c.

References UtRegisterTest().

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StreamTcpUTInit()

void StreamTcpUTInit

(

TcpReassemblyThreadCtx **

ra_ctx

)

Definition at line 44 of file stream-tcp-util.c.

References IPPairInitConfig(), StreamTcpInitConfig(), and StreamTcpReassembleInitThreadCtx().

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StreamTcpUTInitInline()

void StreamTcpUTInitInline

(

void

)

Definition at line 59 of file stream-tcp-util.c.

References TcpStreamCnf_::flags, stream_config, and STREAMTCP_INIT_FLAG_INLINE.

StreamTcpUTSetupSession()

void StreamTcpUTSetupSession

(

TcpSession *

ssn

)

Definition at line 63 of file stream-tcp-util.c.

References TcpSession_::client, TcpStream_::sb, TcpSession_::server, and STREAMING_BUFFER_INITIALIZER.

StreamTcpUTSetupStream()

void StreamTcpUTSetupStream	(	TcpStream *	s,
		uint32_t	isn
	)

Definition at line 80 of file stream-tcp-util.c.

References TcpStream_::base_seq, TcpStream_::isn, TcpStream_::sb, STREAMING_BUFFER_INITIALIZER, and STREAMTCP_SET_RA_BASE_SEQ.