| Andrea Bittau | 2a91aa3 | 2006-03-20 17:41:47 -0800 | [diff] [blame] | 1 | /* |
| 2 | * net/dccp/ccids/ccid2.h |
| 3 | * |
| 4 | * Copyright (c) 2005 Andrea Bittau <a.bittau@cs.ucl.ac.uk> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 19 | */ |
| 20 | #ifndef _DCCP_CCID2_H_ |
| 21 | #define _DCCP_CCID2_H_ |
| 22 | |
| 23 | struct ccid2_seq { |
| 24 | u64 ccid2s_seq; |
| 25 | unsigned long ccid2s_sent; |
| 26 | int ccid2s_acked; |
| 27 | struct ccid2_seq *ccid2s_prev; |
| 28 | struct ccid2_seq *ccid2s_next; |
| 29 | }; |
| 30 | |
| 31 | /** struct ccid2_hc_tx_sock - CCID2 TX half connection |
| 32 | * |
| 33 | * @ccid2hctx_ssacks - ACKs recv in slow start |
| 34 | * @ccid2hctx_acks - ACKS recv in AI phase |
| 35 | * @ccid2hctx_sent - packets sent in this window |
| 36 | * @ccid2hctx_lastrtt -time RTT was last measured |
| 37 | * @ccid2hctx_arsent - packets sent [ack ratio] |
| 38 | * @ccid2hctx_ackloss - ack was lost in this win |
| 39 | * @ccid2hctx_rpseq - last consecutive seqno |
| 40 | * @ccid2hctx_rpdupack - dupacks since rpseq |
| 41 | */ |
| 42 | struct ccid2_hc_tx_sock { |
| 43 | int ccid2hctx_cwnd; |
| 44 | int ccid2hctx_ssacks; |
| 45 | int ccid2hctx_acks; |
| 46 | int ccid2hctx_ssthresh; |
| 47 | int ccid2hctx_pipe; |
| 48 | int ccid2hctx_numdupack; |
| 49 | struct ccid2_seq *ccid2hctx_seqbuf; |
| 50 | struct ccid2_seq *ccid2hctx_seqh; |
| 51 | struct ccid2_seq *ccid2hctx_seqt; |
| 52 | long ccid2hctx_rto; |
| 53 | long ccid2hctx_srtt; |
| 54 | long ccid2hctx_rttvar; |
| 55 | int ccid2hctx_sent; |
| 56 | unsigned long ccid2hctx_lastrtt; |
| 57 | struct timer_list ccid2hctx_rtotimer; |
| 58 | unsigned long ccid2hctx_arsent; |
| 59 | int ccid2hctx_ackloss; |
| 60 | u64 ccid2hctx_rpseq; |
| 61 | int ccid2hctx_rpdupack; |
| 62 | int ccid2hctx_sendwait; |
| 63 | }; |
| 64 | |
| 65 | struct ccid2_hc_rx_sock { |
| 66 | int ccid2hcrx_data; |
| 67 | }; |
| 68 | |
| 69 | #endif /* _DCCP_CCID2_H_ */ |