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Commit f73f7097 authored by Gerrit Renker's avatar Gerrit Renker Committed by David S. Miller
Browse files

[DCCP]: Debug statements for Elapsed Time option 



This prints the value of the parsed Elapsed Time when received via a
Timestamp Echo option [RFC 4342, 13.3].

Signed-off-by: default avatarGerrit Renker <gerrit@erg.abdn.ac.uk>
Acked-by: default avatarIan McDonald <ian.mcdonald@jandi.co.nz>
Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@ghostprotocols.net>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent b2449fdc

net/dccp/options.c

+6 −2
Original line number Diff line number Diff line
@@ -172,21 +172,25 @@ int dccp_parse_options(struct sock *sk, struct sk_buff *skb) 
			opt_recv->dccpor_timestamp_echo = ntohl(*(__be32 *)value);



			dccp_pr_debug("%s rx opt: TIMESTAMP_ECHO=%u, len=%d, "

				      "ackno=%llu, ",  dccp_role(sk),

				      "ackno=%llu", dccp_role(sk),

				      opt_recv->dccpor_timestamp_echo,

				      len + 2,

				      (unsigned long long)

				      DCCP_SKB_CB(skb)->dccpd_ack_seq);





			if (len == 4)

			if (len == 4) {

				dccp_pr_debug_cat("\n");

				break;

			}



			if (len == 6)

				elapsed_time = ntohs(*(__be16 *)(value + 4));

			else

				elapsed_time = ntohl(*(__be32 *)(value + 4));



			dccp_pr_debug_cat(", ELAPSED_TIME=%d\n", elapsed_time);



			/* Give precedence to the biggest ELAPSED_TIME */

			if (elapsed_time > opt_recv->dccpor_elapsed_time)

				opt_recv->dccpor_elapsed_time = elapsed_time;