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70 lines
2.1 KiB
C
70 lines
2.1 KiB
C
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/*
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* net/dccp/ccids/ccid2.h
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*
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* Copyright (c) 2005 Andrea Bittau <a.bittau@cs.ucl.ac.uk>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef _DCCP_CCID2_H_
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#define _DCCP_CCID2_H_
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struct ccid2_seq {
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u64 ccid2s_seq;
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unsigned long ccid2s_sent;
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int ccid2s_acked;
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struct ccid2_seq *ccid2s_prev;
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struct ccid2_seq *ccid2s_next;
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};
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/** struct ccid2_hc_tx_sock - CCID2 TX half connection
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*
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* @ccid2hctx_ssacks - ACKs recv in slow start
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* @ccid2hctx_acks - ACKS recv in AI phase
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* @ccid2hctx_sent - packets sent in this window
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* @ccid2hctx_lastrtt -time RTT was last measured
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* @ccid2hctx_arsent - packets sent [ack ratio]
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* @ccid2hctx_ackloss - ack was lost in this win
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* @ccid2hctx_rpseq - last consecutive seqno
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* @ccid2hctx_rpdupack - dupacks since rpseq
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*/
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struct ccid2_hc_tx_sock {
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int ccid2hctx_cwnd;
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int ccid2hctx_ssacks;
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int ccid2hctx_acks;
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int ccid2hctx_ssthresh;
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int ccid2hctx_pipe;
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int ccid2hctx_numdupack;
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struct ccid2_seq *ccid2hctx_seqbuf;
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struct ccid2_seq *ccid2hctx_seqh;
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struct ccid2_seq *ccid2hctx_seqt;
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long ccid2hctx_rto;
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long ccid2hctx_srtt;
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long ccid2hctx_rttvar;
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int ccid2hctx_sent;
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unsigned long ccid2hctx_lastrtt;
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struct timer_list ccid2hctx_rtotimer;
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unsigned long ccid2hctx_arsent;
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int ccid2hctx_ackloss;
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u64 ccid2hctx_rpseq;
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int ccid2hctx_rpdupack;
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int ccid2hctx_sendwait;
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};
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struct ccid2_hc_rx_sock {
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int ccid2hcrx_data;
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};
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#endif /* _DCCP_CCID2_H_ */
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