projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 2a91aa39 AB |
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 | ||
| 91f0ebf7 ACM |
23 | #include <linux/dccp.h> |
| 24 | #include <linux/timer.h> | |
| 25 | #include <linux/types.h> | |
| 26 | #include "../ccid.h" | |
| 27 | ||
| 28 | struct sock; | |
| 29 | ||
| 2a91aa39 AB |
30 | struct ccid2_seq { |
| 31 | u64 ccid2s_seq; | |
| 32 | unsigned long ccid2s_sent; | |
| 33 | int ccid2s_acked; | |
| 34 | struct ccid2_seq *ccid2s_prev; | |
| 35 | struct ccid2_seq *ccid2s_next; | |
| 36 | }; | |
| 37 | ||
| 6472c051 | 38 | #define CCID2_SEQBUF_LEN 1024 |
| 07978aab AB |
39 | #define CCID2_SEQBUF_MAX 128 |
| 40 | ||
| 2a91aa39 AB |
41 | /** struct ccid2_hc_tx_sock - CCID2 TX half connection |
| 42 | * | |
| 43 | * @ccid2hctx_ssacks - ACKs recv in slow start | |
| 44 | * @ccid2hctx_acks - ACKS recv in AI phase | |
| 45 | * @ccid2hctx_sent - packets sent in this window | |
| 46 | * @ccid2hctx_lastrtt -time RTT was last measured | |
| 47 | * @ccid2hctx_arsent - packets sent [ack ratio] | |
| 48 | * @ccid2hctx_ackloss - ack was lost in this win | |
| 49 | * @ccid2hctx_rpseq - last consecutive seqno | |
| 50 | * @ccid2hctx_rpdupack - dupacks since rpseq | |
| 51 | */ | |
| 52 | struct ccid2_hc_tx_sock { | |
| 53 | int ccid2hctx_cwnd; | |
| 54 | int ccid2hctx_ssacks; | |
| 55 | int ccid2hctx_acks; | |
| d458c25c | 56 | unsigned int ccid2hctx_ssthresh; |
| 2a91aa39 AB |
57 | int ccid2hctx_pipe; |
| 58 | int ccid2hctx_numdupack; | |
| 07978aab AB |
59 | struct ccid2_seq *ccid2hctx_seqbuf[CCID2_SEQBUF_MAX]; |
| 60 | int ccid2hctx_seqbufc; | |
| 2a91aa39 AB |
61 | struct ccid2_seq *ccid2hctx_seqh; |
| 62 | struct ccid2_seq *ccid2hctx_seqt; | |
| 63 | long ccid2hctx_rto; | |
| 64 | long ccid2hctx_srtt; | |
| 65 | long ccid2hctx_rttvar; | |
| 66 | int ccid2hctx_sent; | |
| 67 | unsigned long ccid2hctx_lastrtt; | |
| 68 | struct timer_list ccid2hctx_rtotimer; | |
| 69 | unsigned long ccid2hctx_arsent; | |
| 70 | int ccid2hctx_ackloss; | |
| 71 | u64 ccid2hctx_rpseq; | |
| 72 | int ccid2hctx_rpdupack; | |
| 73 | int ccid2hctx_sendwait; | |
| 374bcf32 | 74 | unsigned long ccid2hctx_last_cong; |
| 32aac18d | 75 | u64 ccid2hctx_high_ack; |
| 2a91aa39 AB |
76 | }; |
| 77 | ||
| 78 | struct ccid2_hc_rx_sock { | |
| 79 | int ccid2hcrx_data; | |
| 80 | }; | |
| 81 | ||
| 91f0ebf7 ACM |
82 | static inline struct ccid2_hc_tx_sock *ccid2_hc_tx_sk(const struct sock *sk) |
| 83 | { | |
| 84 | return ccid_priv(dccp_sk(sk)->dccps_hc_tx_ccid); | |
| 85 | } | |
| 86 | ||
| 87 | static inline struct ccid2_hc_rx_sock *ccid2_hc_rx_sk(const struct sock *sk) | |
| 88 | { | |
| 89 | return ccid_priv(dccp_sk(sk)->dccps_hc_rx_ccid); | |
| 90 | } | |
| 2a91aa39 | 91 | #endif /* _DCCP_CCID2_H_ */ |