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-rw-r--r--include/linux/dccp.h22
1 files changed, 11 insertions, 11 deletions
diff --git a/include/linux/dccp.h b/include/linux/dccp.h
index fda2148d8c8..f3fc4392e93 100644
--- a/include/linux/dccp.h
+++ b/include/linux/dccp.h
@@ -56,10 +56,9 @@ struct dccp_hdr_ext {
};
/**
- * struct dccp_hdr_request - Conection initiation request header
+ * struct dccp_hdr_request - Connection initiation request header
*
* @dccph_req_service - Service to which the client app wants to connect
- * @dccph_req_options - list of options (must be a multiple of 32 bits
*/
struct dccp_hdr_request {
__be32 dccph_req_service;
@@ -76,12 +75,10 @@ struct dccp_hdr_ack_bits {
__be32 dccph_ack_nr_low;
};
/**
- * struct dccp_hdr_response - Conection initiation response header
+ * struct dccp_hdr_response - Connection initiation response header
*
- * @dccph_resp_ack_nr_high - 48 bit ack number high order bits, contains GSR
- * @dccph_resp_ack_nr_low - 48 bit ack number low order bits, contains GSR
+ * @dccph_resp_ack - 48 bit Acknowledgment Number Subheader (5.3)
* @dccph_resp_service - Echoes the Service Code on a received DCCP-Request
- * @dccph_resp_options - list of options (must be a multiple of 32 bits
*/
struct dccp_hdr_response {
struct dccp_hdr_ack_bits dccph_resp_ack;
@@ -91,8 +88,9 @@ struct dccp_hdr_response {
/**
* struct dccp_hdr_reset - Unconditionally shut down a connection
*
- * @dccph_reset_service - Echoes the Service Code on a received DCCP-Request
- * @dccph_reset_options - list of options (must be a multiple of 32 bits
+ * @dccph_reset_ack - 48 bit Acknowledgment Number Subheader (5.6)
+ * @dccph_reset_code - one of %dccp_reset_codes
+ * @dccph_reset_data - the Data 1 ... Data 3 fields from 5.6
*/
struct dccp_hdr_reset {
struct dccp_hdr_ack_bits dccph_reset_ack;
@@ -204,6 +202,7 @@ struct dccp_so_feat {
#define DCCP_SOCKOPT_SERVICE 2
#define DCCP_SOCKOPT_CHANGE_L 3
#define DCCP_SOCKOPT_CHANGE_R 4
+#define DCCP_SOCKOPT_GET_CUR_MPS 5
#define DCCP_SOCKOPT_SEND_CSCOV 10
#define DCCP_SOCKOPT_RECV_CSCOV 11
#define DCCP_SOCKOPT_CCID_RX_INFO 128
@@ -215,6 +214,7 @@ struct dccp_so_feat {
#ifdef __KERNEL__
#include <linux/in.h>
+#include <linux/ktime.h>
#include <linux/list.h>
#include <linux/uio.h>
#include <linux/workqueue.h>
@@ -391,7 +391,6 @@ struct dccp_opt_pend {
struct dccp_opt_conf *dccpop_sc;
};
-extern void __dccp_minisock_init(struct dccp_minisock *dmsk);
extern void dccp_minisock_init(struct dccp_minisock *dmsk);
extern int dccp_parse_options(struct sock *sk, struct sk_buff *skb);
@@ -471,6 +470,7 @@ struct dccp_ackvec;
* @dccps_pcrlen - receiver partial checksum coverage (via sockopt)
* @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_hc_rx_ackvec - rx half connection ack vector
* @dccps_hc_rx_ccid - CCID used for the receiver (or receiving half-connection)
@@ -498,7 +498,7 @@ struct dccp_sock {
__u64 dccps_gar;
__be32 dccps_service;
struct dccp_service_list *dccps_service_list;
- struct timeval dccps_timestamp_time;
+ ktime_t dccps_timestamp_time;
__u32 dccps_timestamp_echo;
__u16 dccps_l_ack_ratio;
__u16 dccps_r_ack_ratio;
@@ -506,12 +506,12 @@ struct dccp_sock {
__u16 dccps_pcrlen;
unsigned long dccps_ndp_count;
__u32 dccps_mss_cache;
+ unsigned long dccps_rate_last;
struct dccp_minisock dccps_minisock;
struct dccp_ackvec *dccps_hc_rx_ackvec;
struct ccid *dccps_hc_rx_ccid;
struct ccid *dccps_hc_tx_ccid;
struct dccp_options_received dccps_options_received;
- struct timeval dccps_epoch;
enum dccp_role dccps_role:2;
__u8 dccps_hc_rx_insert_options:1;
__u8 dccps_hc_tx_insert_options:1;