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Properly set tmp_ra_base_seq in streams. By Gurvinder.

Browse Source
remotes/origin/master-1.0.x
Victor Julien 16 years ago
parent 6a5bc52461
commit f1e6e80a1e
1 changed files with 9 additions and 0 deletions
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9
src/stream-tcp.c
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@ -612,6 +612,7 @@ static int StreamTcpPacketStateNone(ThreadVars *tv, Packet *p,
/* set the sequence numbers and window */
ssn->client.isn = TCP_GET_SEQ(p);
ssn->client.ra_base_seq = ssn->client.isn;
ssn->client.tmp_ra_base_seq = ssn->client.isn;
ssn->client.next_seq = ssn->client.isn + 1;
/*Set the stream timestamp value, if packet has timestamp option
@ -666,12 +667,14 @@ static int StreamTcpPacketStateNone(ThreadVars *tv, Packet *p,
/* sequence number & window */
ssn->server.isn = TCP_GET_SEQ(p);
ssn->server.ra_base_seq = ssn->server.isn;
ssn->server.tmp_ra_base_seq = ssn->server.isn;
ssn->server.next_seq = ssn->server.isn + 1;
ssn->server.window = TCP_GET_WINDOW(p);
SCLogDebug("ssn %p: server window %u", ssn, ssn->server.window);
ssn->client.isn = TCP_GET_ACK(p) - 1;
ssn->client.ra_base_seq = ssn->client.isn;
ssn->client.tmp_ra_base_seq = ssn->client.isn;
ssn->client.next_seq = ssn->client.isn + 1;
ssn->client.last_ack = TCP_GET_ACK(p);
@ -746,6 +749,7 @@ static int StreamTcpPacketStateNone(ThreadVars *tv, Packet *p,
/* set the sequence numbers and window */
ssn->client.isn = TCP_GET_SEQ(p) - 1;
ssn->client.ra_base_seq = ssn->client.isn;
ssn->client.tmp_ra_base_seq = ssn->client.isn;
ssn->client.next_seq = TCP_GET_SEQ(p) + p->payload_len;
ssn->client.window = TCP_GET_WINDOW(p);
ssn->client.last_ack = TCP_GET_SEQ(p);
@ -755,6 +759,7 @@ static int StreamTcpPacketStateNone(ThreadVars *tv, Packet *p,
ssn->server.isn = TCP_GET_ACK(p) - 1;
ssn->server.ra_base_seq = ssn->server.isn;
ssn->server.tmp_ra_base_seq = ssn->server.isn;
ssn->server.next_seq = ssn->server.isn + 1;
ssn->server.last_ack = TCP_GET_ACK(p);
ssn->server.next_win = ssn->server.last_ack;
@ -866,6 +871,7 @@ static int StreamTcpPacketStateSynSent(ThreadVars *tv, Packet *p,
*/
ssn->server.isn = TCP_GET_SEQ(p);
ssn->server.ra_base_seq = ssn->server.isn;
ssn->server.tmp_ra_base_seq = ssn->server.isn;
ssn->server.next_seq = ssn->server.isn + 1;
/* Set the stream timestamp value, if packet has timestamp
@ -932,6 +938,7 @@ static int StreamTcpPacketStateSynSent(ThreadVars *tv, Packet *p,
/* sequence number & window */
ssn->client.isn = TCP_GET_SEQ(p);
ssn->client.ra_base_seq = ssn->client.isn;
ssn->client.tmp_ra_base_seq = ssn->client.isn;
ssn->client.next_seq = ssn->client.isn + 1;
ssn->server.window = TCP_GET_WINDOW(p);
@ -1010,6 +1017,7 @@ static int StreamTcpPacketStateSynSent(ThreadVars *tv, Packet *p,
/* sequence number & window */
ssn->server.isn = TCP_GET_SEQ(p);
ssn->server.ra_base_seq = ssn->server.isn;
ssn->server.tmp_ra_base_seq = ssn->server.isn;
ssn->server.next_seq = ssn->server.isn + 1;
ssn->client.window = TCP_GET_WINDOW(p);
@ -1106,6 +1114,7 @@ static int StreamTcpPacketStateSynSent(ThreadVars *tv, Packet *p,
/* Set the server side parameters */
ssn->server.isn = TCP_GET_ACK(p) - 1;
ssn->server.ra_base_seq = ssn->server.isn;
ssn->server.tmp_ra_base_seq = ssn->server.isn;
ssn->server.next_seq = ssn->server.isn + 1;
ssn->server.last_ack = ssn->server.next_seq;
ssn->server.next_win = ssn->server.last_ack;

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