stream-tcp-sack.h File Reference

#include "suricata-common.h"

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Functions
int	StreamTcpSackUpdatePacket (TcpStream *, Packet *)
	Update stream with SACK records from a TCP packet.
bool	StreamTcpSackPacketIsOutdated (TcpStream *stream, Packet *p)
void	StreamTcpSackPruneList (TcpStream *)
void	StreamTcpSackFreeList (TcpStream *)
	Free SACK tree from a stream.
void	StreamTcpSackRegisterTests (void)

Detailed Description

Author

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

Definition in file stream-tcp-sack.h.

Function Documentation

StreamTcpSackFreeList()

void StreamTcpSackFreeList

(

TcpStream *

stream

)

Free SACK tree from a stream.

Parameters

stream

Stream to cleanup

Definition at line 438 of file stream-tcp-sack.c.

References StreamTcpSackRecord::le, RB_FOREACH_SAFE, StreamTcpSackRecord::re, TcpStream_::sack_size, TcpStream_::sack_tree, SCEnter, and SCReturn.

Referenced by StreamTcpStreamCleanup().

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StreamTcpSackPacketIsOutdated()

bool StreamTcpSackPacketIsOutdated	(	TcpStream *	stream,
		Packet *	p
	)

Definition at line 357 of file stream-tcp-sack.c.

References TcpStream_::last_ack, TCPOptSackRecord_::le, StreamTcpSackRecord::le, TCPOptSackRecord_::re, StreamTcpSackRecord::re, TcpStream_::sack_tree, SCLogDebug, SCNtohl, TCP_GET_SACK_CNT, and TCP_GET_SACK_PTR.

StreamTcpSackPruneList()

void StreamTcpSackPruneList

(

TcpStream *

stream

)

Definition at line 403 of file stream-tcp-sack.c.

References TcpStream_::last_ack, StreamTcpSackRecord::le, RB_FOREACH_SAFE, StreamTcpSackRecord::re, TcpStream_::sack_size, TcpStream_::sack_tree, SCEnter, SCLogDebug, SCReturn, and SEQ_LT.

Referenced by StreamTcpSackUpdatePacket().

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StreamTcpSackRegisterTests()

void StreamTcpSackRegisterTests

(

void

)

Definition at line 910 of file stream-tcp-sack.c.

References UtRegisterTest().

Referenced by StreamTcpRegisterTests().

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StreamTcpSackUpdatePacket()

int StreamTcpSackUpdatePacket	(	TcpStream *	stream,
		Packet *	p
	)

Update stream with SACK records from a TCP packet.

Parameters

stream	The stream to update.
p	packet to get the SACK records from

Return values

-1	error
0	ok

Definition at line 249 of file stream-tcp-sack.c.

References TcpStream_::last_ack, TCPOptSackRecord_::le, StreamTcpSackRecord::le, next, TcpStream_::next_win, Packet_::pcap_cnt, TCPOptSackRecord_::re, StreamTcpSackRecord::re, SCEnter, SCLogDebug, SCNtohl, SCReturnInt, SEQ_GEQ, SEQ_GT, SEQ_LEQ, SEQ_LT, STREAM_PKT_FLAG_DSACK, STREAM_PKT_FLAG_SET, StreamTcpSackPruneList(), TCP_GET_RAW_ACK, TCP_GET_SACK_CNT, and TCP_GET_SACK_PTR.

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