X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=net%2Fdccp%2Fminisocks.c;h=66dca5bba858612e747a399d9bcea41bb03dc0f6;hb=a4056573873dc9fc506ce9293c4d01670101a637;hp=e18e249ac49b5974ed7bc9d6f788988e78fb1ea8;hpb=ded1504dfa0083661fdd1a0a5f021cb7313ffe04;p=linux-2.6

diff --git a/net/dccp/minisocks.c b/net/dccp/minisocks.c
index e18e249ac4..66dca5bba8 100644
--- a/net/dccp/minisocks.c
+++ b/net/dccp/minisocks.c
@@ -42,6 +42,16 @@ struct inet_timewait_death_row dccp_death_row = {
 
 EXPORT_SYMBOL_GPL(dccp_death_row);
 
+void dccp_minisock_init(struct dccp_minisock *dmsk)
+{
+	dmsk->dccpms_sequence_window = sysctl_dccp_feat_sequence_window;
+	dmsk->dccpms_rx_ccid	     = sysctl_dccp_feat_rx_ccid;
+	dmsk->dccpms_tx_ccid	     = sysctl_dccp_feat_tx_ccid;
+	dmsk->dccpms_ack_ratio	     = sysctl_dccp_feat_ack_ratio;
+	dmsk->dccpms_send_ack_vector = sysctl_dccp_feat_send_ack_vector;
+	dmsk->dccpms_send_ndp_count  = sysctl_dccp_feat_send_ndp_count;
+}
+
 void dccp_time_wait(struct sock *sk, int state, int timeo)
 {
 	struct inet_timewait_sock *tw = NULL;
@@ -107,12 +117,13 @@ struct sock *dccp_create_openreq_child(struct sock *sk,
 		struct dccp_sock *newdp = dccp_sk(newsk);
 		struct dccp_minisock *newdmsk = dccp_msk(newsk);
 
-		newdp->dccps_role	   = DCCP_ROLE_SERVER;
-		newdp->dccps_hc_rx_ackvec  = NULL;
-		newdp->dccps_service_list  = NULL;
-		newdp->dccps_service	   = dreq->dreq_service;
-		newicsk->icsk_rto	   = DCCP_TIMEOUT_INIT;
-		do_gettimeofday(&newdp->dccps_epoch);
+		newdp->dccps_role	    = DCCP_ROLE_SERVER;
+		newdp->dccps_hc_rx_ackvec   = NULL;
+		newdp->dccps_service_list   = NULL;
+		newdp->dccps_service	    = dreq->dreq_service;
+		newdp->dccps_timestamp_echo = dreq->dreq_timestamp_echo;
+		newdp->dccps_timestamp_time = dreq->dreq_timestamp_time;
+		newicsk->icsk_rto	    = DCCP_TIMEOUT_INIT;
 
 		if (dccp_feat_clone(sk, newsk))
 			goto out_free;
@@ -154,12 +165,12 @@ out_free:
 		/* See dccp_v4_conn_request */
 		newdmsk->dccpms_sequence_window = req->rcv_wnd;
 
-		newdp->dccps_gar = newdp->dccps_isr = dreq->dreq_isr;
-		dccp_update_gsr(newsk, dreq->dreq_isr);
-
-		newdp->dccps_iss = dreq->dreq_iss;
+		newdp->dccps_gar = newdp->dccps_iss = dreq->dreq_iss;
 		dccp_update_gss(newsk, dreq->dreq_iss);
 
+		newdp->dccps_isr = dreq->dreq_isr;
+		dccp_update_gsr(newsk, dreq->dreq_isr);
+
 		/*
 		 * SWL and AWL are initially adjusted so that they are not less than
 		 * the initial Sequence Numbers received and sent, respectively:
@@ -191,10 +202,10 @@ struct sock *dccp_check_req(struct sock *sk, struct sk_buff *skb,
 			    struct request_sock **prev)
 {
 	struct sock *child = NULL;
+	struct dccp_request_sock *dreq = dccp_rsk(req);
 
 	/* Check for retransmitted REQUEST */
 	if (dccp_hdr(skb)->dccph_type == DCCP_PKT_REQUEST) {
-		struct dccp_request_sock *dreq = dccp_rsk(req);
 
 		if (after48(DCCP_SKB_CB(skb)->dccpd_seq, dreq->dreq_isr)) {
 			dccp_pr_debug("Retransmitted REQUEST\n");
@@ -205,7 +216,7 @@ struct sock *dccp_check_req(struct sock *sk, struct sk_buff *skb,
 			 * counter (backoff, monitored by dccp_response_timer).
 			 */
 			req->retrans++;
-			req->rsk_ops->rtx_syn_ack(sk, req, NULL);
+			req->rsk_ops->rtx_syn_ack(sk, req);
 		}
 		/* Network Duplicate, discard packet */
 		return NULL;
@@ -218,22 +229,22 @@ struct sock *dccp_check_req(struct sock *sk, struct sk_buff *skb,
 		goto drop;
 
 	/* Invalid ACK */
-	if (DCCP_SKB_CB(skb)->dccpd_ack_seq != dccp_rsk(req)->dreq_iss) {
+	if (DCCP_SKB_CB(skb)->dccpd_ack_seq != dreq->dreq_iss) {
 		dccp_pr_debug("Invalid ACK number: ack_seq=%llu, "
 			      "dreq_iss=%llu\n",
 			      (unsigned long long)
 			      DCCP_SKB_CB(skb)->dccpd_ack_seq,
-			      (unsigned long long)
-			      dccp_rsk(req)->dreq_iss);
+			      (unsigned long long) dreq->dreq_iss);
 		goto drop;
 	}
 
+	if (dccp_parse_options(sk, dreq, skb))
+		 goto drop;
+
 	child = inet_csk(sk)->icsk_af_ops->syn_recv_sock(sk, skb, req, NULL);
 	if (child == NULL)
 		goto listen_overflow;
 
-	/* FIXME: deal with options */
-
 	inet_csk_reqsk_queue_unlink(sk, req, prev);
 	inet_csk_reqsk_queue_removed(sk, req);
 	inet_csk_reqsk_queue_add(sk, req, child);
@@ -294,9 +305,12 @@ EXPORT_SYMBOL_GPL(dccp_reqsk_send_ack);
 
 void dccp_reqsk_init(struct request_sock *req, struct sk_buff *skb)
 {
-	inet_rsk(req)->rmt_port = dccp_hdr(skb)->dccph_sport;
-	inet_rsk(req)->acked	= 0;
-	req->rcv_wnd		= sysctl_dccp_feat_sequence_window;
+	struct dccp_request_sock *dreq = dccp_rsk(req);
+
+	inet_rsk(req)->rmt_port	  = dccp_hdr(skb)->dccph_sport;
+	inet_rsk(req)->acked	  = 0;
+	req->rcv_wnd		  = sysctl_dccp_feat_sequence_window;
+	dreq->dreq_timestamp_echo = 0;
 }
 
 EXPORT_SYMBOL_GPL(dccp_reqsk_init);