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-rw-r--r--include/linux/dccp.h51
1 files changed, 4 insertions, 47 deletions
diff --git a/include/linux/dccp.h b/include/linux/dccp.h
index 61734e27abb..7434a8353e2 100644
--- a/include/linux/dccp.h
+++ b/include/linux/dccp.h
@@ -355,46 +355,6 @@ static inline unsigned int dccp_hdr_len(const struct sk_buff *skb)
return __dccp_hdr_len(dccp_hdr(skb));
}
-
-/* initial values for each feature */
-#define DCCPF_INITIAL_SEQUENCE_WINDOW 100
-#define DCCPF_INITIAL_ACK_RATIO 2
-#define DCCPF_INITIAL_CCID DCCPC_CCID2
-/* FIXME: for now we're default to 1 but it should really be 0 */
-#define DCCPF_INITIAL_SEND_NDP_COUNT 1
-
-/**
- * struct dccp_minisock - Minimal DCCP connection representation
- *
- * Will be used to pass the state from dccp_request_sock to dccp_sock.
- *
- * @dccpms_sequence_window - Sequence Window Feature (section 7.5.2)
- * @dccpms_pending - List of features being negotiated
- * @dccpms_conf -
- */
-struct dccp_minisock {
- __u64 dccpms_sequence_window;
- struct list_head dccpms_pending;
- struct list_head dccpms_conf;
-};
-
-struct dccp_opt_conf {
- __u8 *dccpoc_val;
- __u8 dccpoc_len;
-};
-
-struct dccp_opt_pend {
- struct list_head dccpop_node;
- __u8 dccpop_type;
- __u8 dccpop_feat;
- __u8 *dccpop_val;
- __u8 dccpop_len;
- int dccpop_conf;
- struct dccp_opt_conf *dccpop_sc;
-};
-
-extern void dccp_minisock_init(struct dccp_minisock *dmsk);
-
/**
* struct dccp_request_sock - represent DCCP-specific connection request
* @dreq_inet_rsk: structure inherited from
@@ -483,13 +443,14 @@ struct dccp_ackvec;
* @dccps_timestamp_time - time of receiving latest @dccps_timestamp_echo
* @dccps_l_ack_ratio - feature-local Ack Ratio
* @dccps_r_ack_ratio - feature-remote Ack Ratio
+ * @dccps_l_seq_win - local Sequence Window (influences ack number validity)
+ * @dccps_r_seq_win - remote Sequence Window (influences seq number validity)
* @dccps_pcslen - sender partial checksum coverage (via sockopt)
* @dccps_pcrlen - receiver partial checksum coverage (via sockopt)
* @dccps_send_ndp_count - local Send NDP Count feature (7.7.2)
* @dccps_ndp_count - number of Non Data Packets since last data packet
* @dccps_mss_cache - current value of MSS (path MTU minus header sizes)
* @dccps_rate_last - timestamp for rate-limiting DCCP-Sync (RFC 4340, 7.5.4)
- * @dccps_minisock - associated minisock (accessed via dccp_msk)
* @dccps_featneg - tracks feature-negotiation state (mostly during handshake)
* @dccps_hc_rx_ackvec - rx half connection ack vector
* @dccps_hc_rx_ccid - CCID used for the receiver (or receiving half-connection)
@@ -523,12 +484,13 @@ struct dccp_sock {
__u32 dccps_timestamp_time;
__u16 dccps_l_ack_ratio;
__u16 dccps_r_ack_ratio;
+ __u64 dccps_l_seq_win:48;
+ __u64 dccps_r_seq_win:48;
__u8 dccps_pcslen:4;
__u8 dccps_pcrlen:4;
__u8 dccps_send_ndp_count:1;
__u64 dccps_ndp_count:48;
unsigned long dccps_rate_last;
- struct dccp_minisock dccps_minisock;
struct list_head dccps_featneg;
struct dccp_ackvec *dccps_hc_rx_ackvec;
struct ccid *dccps_hc_rx_ccid;
@@ -546,11 +508,6 @@ static inline struct dccp_sock *dccp_sk(const struct sock *sk)
return (struct dccp_sock *)sk;
}
-static inline struct dccp_minisock *dccp_msk(const struct sock *sk)
-{
- return (struct dccp_minisock *)&dccp_sk(sk)->dccps_minisock;
-}
-
static inline const char *dccp_role(const struct sock *sk)
{
switch (dccp_sk(sk)->dccps_role) {