[CCID 3]: Add annotations for socket structures
This adds documentation to the CCID 3 rx/tx socket fields.
Plus some minor re-formatting.
Signed-off-by: Gerrit Renker <[EMAIL PROTECTED]>
---
net/dccp/ccids/ccid3.h | 90 +++++++++++++++++++++++++++++--------------------
1 file changed, 55 insertions(+), 35 deletions(-)
--- a/net/dccp/ccids/ccid3.h
+++ b/net/dccp/ccids/ccid3.h
@@ -81,26 +81,28 @@ enum ccid3_hc_tx_states {
TFRC_SSTATE_TERM,
};
-/** struct ccid3_hc_tx_sock - CCID3 sender half connection sock
+/** struct ccid3_hc_tx_sock - CCID3 sender half-connection socket
*
- * @ccid3hctx_state - Sender state
- * @ccid3hctx_x - Current sending rate
- * @ccid3hctx_x_recv - Receive rate
- * @ccid3hctx_x_calc - Calculated send (?) rate
- * @ccid3hctx_s - Packet size
- * @ccid3hctx_rtt - Estimate of current round trip time in usecs
- * @@ccid3hctx_p - Current loss event rate (0-1) scaled by 1000000
- * @ccid3hctx_last_win_count - Last window counter sent
- * @ccid3hctx_t_last_win_count - Timestamp of earliest packet
- * with last_win_count value sent
- * @ccid3hctx_no_feedback_timer - Handle to no feedback timer
- * @ccid3hctx_idle - FIXME
- * @ccid3hctx_t_ld - Time last doubled during slow start
- * @ccid3hctx_t_nom - Nominal send time of next packet
- * @ccid3hctx_t_ipi - Interpacket (send) interval
- * @ccid3hctx_delta - Send timer delta
- * @ccid3hctx_hist - Packet history
- */
+ * @ccid3hctx_x - Current sending rate
+ * @ccid3hctx_x_recv - Receive rate
+ * @ccid3hctx_x_calc - Calculated send rate (RFC 3448, 3.1)
+ * @ccid3hctx_rtt - Estimate of current round trip time in usecs
+ * @ccid3hctx_p - Current loss event rate (0-1) scaled by 1000000
+ * @ccid3hctx_s - Packet size
+ * @ccid3hctx_t_rto - Retransmission Timeout (RFC 3448, 3.1)
+ * @ccid3hctx_t_ipi - Interpacket (send) interval (RFC 3448, 4.6)
+ * @ccid3hctx_state - Sender state, one of %ccid3_hc_tx_states
+ * @ccid3hctx_last_win_count - Last window counter sent
+ * @ccid3hctx_t_last_win_count - Timestamp of earliest packet
+ * with last_win_count value sent
+ * @ccid3hctx_no_feedback_timer - Handle to no feedback timer
+ * @ccid3hctx_idle - Flag indicating that sender is idling
+ * @ccid3hctx_t_ld - Time last doubled during slow start
+ * @ccid3hctx_t_nom - Nominal send time of next packet
+ * @ccid3hctx_delta - Send timer delta
+ * @ccid3hctx_hist - Packet history
+ * @ccid3hctx_options_received - Parsed set of retrieved options
+ */
struct ccid3_hc_tx_sock {
struct tfrc_tx_info ccid3hctx_tfrc;
#define ccid3hctx_x ccid3hctx_tfrc.tfrctx_x
@@ -130,23 +132,41 @@ enum ccid3_hc_rx_states {
TFRC_RSTATE_TERM = 127,
};
+/** struct ccid3_hc_rx_sock - CCID3 receiver half-connection socket
+ *
+ * @ccid3hcrx_x_recv - receiver estimate of send rate (RFC 3448 4.3)
+ * @ccid3hcrx_rtt - receiver estimate of rtt ??? FIXME
+ * @ccid3hcrx_p - current loss event rate (RFC 3448 5.4)
+ * @ccid3hcrx_seqno_nonloss - FIXME
+ * @ccid3hcrx_ccval_nonloss - FIXME
+ * @ccid3hcrx_ccval_last_counter - Tracks window counter (RFC 4342, 8.1)
+ * @ccid3hcrx_state - receiver state, one of %ccid3_hc_rx_states
+ * @ccid3hcrx_bytes_recv - Total sum of DCCP payload bytes
+ * @ccid3hcrx_tstamp_last_feedback - FIXME
+ * @ccid3hcrx_tstamp_last_ack - FIXME
+ * @ccid3hcrx_hist - Packet history
+ * @ccid3hcrx_li_hist - FIXME
+ * @ccid3hcrx_s - Received packet size
+ * @ccid3hcrx_pinv - 1/p
+ * @ccid3hcrx_elapsed_time - Time since packet reception
+ */
struct ccid3_hc_rx_sock {
- struct tfrc_rx_info ccid3hcrx_tfrc;
-#define ccid3hcrx_x_recv ccid3hcrx_tfrc.tfrcrx_x_recv
-#define ccid3hcrx_rtt ccid3hcrx_tfrc.tfrcrx_rtt
-#define ccid3hcrx_p ccid3hcrx_tfrc.tfrcrx_p
- u64 ccid3hcrx_seqno_nonloss:48,
- ccid3hcrx_ccval_nonloss:4,
- ccid3hcrx_ccval_last_counter:4;
- enum ccid3_hc_rx_states ccid3hcrx_state:8;
- u32 ccid3hcrx_bytes_recv;
- struct timeval ccid3hcrx_tstamp_last_feedback;
- struct timeval ccid3hcrx_tstamp_last_ack;
- struct list_head ccid3hcrx_hist;
- struct list_head ccid3hcrx_li_hist;
- u16 ccid3hcrx_s;
- u32 ccid3hcrx_pinv;
- u32 ccid3hcrx_elapsed_time;
+ struct tfrc_rx_info ccid3hcrx_tfrc;
+#define ccid3hcrx_x_recv ccid3hcrx_tfrc.tfrcrx_x_recv
+#define ccid3hcrx_rtt ccid3hcrx_tfrc.tfrcrx_rtt
+#define ccid3hcrx_p ccid3hcrx_tfrc.tfrcrx_p
+ u64 ccid3hcrx_seqno_nonloss:48,
+ ccid3hcrx_ccval_nonloss:4,
+ ccid3hcrx_ccval_last_counter:4;
+ enum ccid3_hc_rx_states ccid3hcrx_state:8;
+ u32 ccid3hcrx_bytes_recv;
+ struct timeval ccid3hcrx_tstamp_last_feedback;
+ struct timeval ccid3hcrx_tstamp_last_ack;
+ struct list_head ccid3hcrx_hist;
+ struct list_head ccid3hcrx_li_hist;
+ u16 ccid3hcrx_s;
+ u32 ccid3hcrx_pinv;
+ u32 ccid3hcrx_elapsed_time;
};
static inline struct ccid3_hc_tx_sock *ccid3_hc_tx_sk(const struct sock *sk)
-
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