diff options
Diffstat (limited to 'include/linux/dccp.h')
-rw-r--r-- | include/linux/dccp.h | 24 |
1 files changed, 4 insertions, 20 deletions
diff --git a/include/linux/dccp.h b/include/linux/dccp.h index 990e97fa1f07..7a0502ab383a 100644 --- a/include/linux/dccp.h +++ b/include/linux/dccp.h | |||
@@ -364,19 +364,6 @@ static inline unsigned int dccp_hdr_len(const struct sk_buff *skb) | |||
364 | #define DCCPF_INITIAL_SEND_NDP_COUNT 1 | 364 | #define DCCPF_INITIAL_SEND_NDP_COUNT 1 |
365 | 365 | ||
366 | /** | 366 | /** |
367 | * struct dccp_minisock - Minimal DCCP connection representation | ||
368 | * | ||
369 | * Will be used to pass the state from dccp_request_sock to dccp_sock. | ||
370 | * | ||
371 | * @dccpms_sequence_window - Sequence Window Feature (section 7.5.2) | ||
372 | */ | ||
373 | struct dccp_minisock { | ||
374 | __u64 dccpms_sequence_window; | ||
375 | }; | ||
376 | |||
377 | extern void dccp_minisock_init(struct dccp_minisock *dmsk); | ||
378 | |||
379 | /** | ||
380 | * struct dccp_request_sock - represent DCCP-specific connection request | 367 | * struct dccp_request_sock - represent DCCP-specific connection request |
381 | * @dreq_inet_rsk: structure inherited from | 368 | * @dreq_inet_rsk: structure inherited from |
382 | * @dreq_iss: initial sequence number sent on the Response (RFC 4340, 7.1) | 369 | * @dreq_iss: initial sequence number sent on the Response (RFC 4340, 7.1) |
@@ -464,13 +451,14 @@ struct dccp_ackvec; | |||
464 | * @dccps_timestamp_time - time of receiving latest @dccps_timestamp_echo | 451 | * @dccps_timestamp_time - time of receiving latest @dccps_timestamp_echo |
465 | * @dccps_l_ack_ratio - feature-local Ack Ratio | 452 | * @dccps_l_ack_ratio - feature-local Ack Ratio |
466 | * @dccps_r_ack_ratio - feature-remote Ack Ratio | 453 | * @dccps_r_ack_ratio - feature-remote Ack Ratio |
454 | * @dccps_l_seq_win - local Sequence Window (influences ack number validity) | ||
455 | * @dccps_r_seq_win - remote Sequence Window (influences seq number validity) | ||
467 | * @dccps_pcslen - sender partial checksum coverage (via sockopt) | 456 | * @dccps_pcslen - sender partial checksum coverage (via sockopt) |
468 | * @dccps_pcrlen - receiver partial checksum coverage (via sockopt) | 457 | * @dccps_pcrlen - receiver partial checksum coverage (via sockopt) |
469 | * @dccps_send_ndp_count - local Send NDP Count feature (7.7.2) | 458 | * @dccps_send_ndp_count - local Send NDP Count feature (7.7.2) |
470 | * @dccps_ndp_count - number of Non Data Packets since last data packet | 459 | * @dccps_ndp_count - number of Non Data Packets since last data packet |
471 | * @dccps_mss_cache - current value of MSS (path MTU minus header sizes) | 460 | * @dccps_mss_cache - current value of MSS (path MTU minus header sizes) |
472 | * @dccps_rate_last - timestamp for rate-limiting DCCP-Sync (RFC 4340, 7.5.4) | 461 | * @dccps_rate_last - timestamp for rate-limiting DCCP-Sync (RFC 4340, 7.5.4) |
473 | * @dccps_minisock - associated minisock (accessed via dccp_msk) | ||
474 | * @dccps_featneg - tracks feature-negotiation state (mostly during handshake) | 462 | * @dccps_featneg - tracks feature-negotiation state (mostly during handshake) |
475 | * @dccps_hc_rx_ackvec - rx half connection ack vector | 463 | * @dccps_hc_rx_ackvec - rx half connection ack vector |
476 | * @dccps_hc_rx_ccid - CCID used for the receiver (or receiving half-connection) | 464 | * @dccps_hc_rx_ccid - CCID used for the receiver (or receiving half-connection) |
@@ -504,12 +492,13 @@ struct dccp_sock { | |||
504 | __u32 dccps_timestamp_time; | 492 | __u32 dccps_timestamp_time; |
505 | __u16 dccps_l_ack_ratio; | 493 | __u16 dccps_l_ack_ratio; |
506 | __u16 dccps_r_ack_ratio; | 494 | __u16 dccps_r_ack_ratio; |
495 | __u64 dccps_l_seq_win:48; | ||
496 | __u64 dccps_r_seq_win:48; | ||
507 | __u8 dccps_pcslen:4; | 497 | __u8 dccps_pcslen:4; |
508 | __u8 dccps_pcrlen:4; | 498 | __u8 dccps_pcrlen:4; |
509 | __u8 dccps_send_ndp_count:1; | 499 | __u8 dccps_send_ndp_count:1; |
510 | __u64 dccps_ndp_count:48; | 500 | __u64 dccps_ndp_count:48; |
511 | unsigned long dccps_rate_last; | 501 | unsigned long dccps_rate_last; |
512 | struct dccp_minisock dccps_minisock; | ||
513 | struct list_head dccps_featneg; | 502 | struct list_head dccps_featneg; |
514 | struct dccp_ackvec *dccps_hc_rx_ackvec; | 503 | struct dccp_ackvec *dccps_hc_rx_ackvec; |
515 | struct ccid *dccps_hc_rx_ccid; | 504 | struct ccid *dccps_hc_rx_ccid; |
@@ -527,11 +516,6 @@ static inline struct dccp_sock *dccp_sk(const struct sock *sk) | |||
527 | return (struct dccp_sock *)sk; | 516 | return (struct dccp_sock *)sk; |
528 | } | 517 | } |
529 | 518 | ||
530 | static inline struct dccp_minisock *dccp_msk(const struct sock *sk) | ||
531 | { | ||
532 | return (struct dccp_minisock *)&dccp_sk(sk)->dccps_minisock; | ||
533 | } | ||
534 | |||
535 | static inline const char *dccp_role(const struct sock *sk) | 519 | static inline const char *dccp_role(const struct sock *sk) |
536 | { | 520 | { |
537 | switch (dccp_sk(sk)->dccps_role) { | 521 | switch (dccp_sk(sk)->dccps_role) { |