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sctp: make heartbeat information in sctp_make_heartbeat()

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Make heartbeat information in sctp_make_heartbeat() instead
of make it in sctp_sf_heartbeat() directly for common using.

Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Wei Yongjun 2011-04-19 21:31:47 +00:00 committed by David S. Miller
parent de6becdc08
commit 92c73af58e
3 changed files with 15 additions and 18 deletions
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4
include/net/sctp/sm.h
View File

@ -232,9 +232,7 @@ struct sctp_chunk *sctp_make_violation_paramlen(const struct sctp_association *,
const struct sctp_chunk *,
struct sctp_paramhdr *);
struct sctp_chunk *sctp_make_heartbeat(const struct sctp_association *,
const struct sctp_transport *,
const void *payload,
const size_t paylen);
const struct sctp_transport *);
struct sctp_chunk *sctp_make_heartbeat_ack(const struct sctp_association *,
const struct sctp_chunk *,
const void *payload,

18
net/sctp/sm_make_chunk.c
View File

@ -1075,20 +1075,28 @@ nodata:
/* Make a HEARTBEAT chunk. */
struct sctp_chunk *sctp_make_heartbeat(const struct sctp_association *asoc,
const struct sctp_transport *transport,
const void *payload, const size_t paylen)
const struct sctp_transport *transport)
{
struct sctp_chunk *retval = sctp_make_chunk(asoc, SCTP_CID_HEARTBEAT,
0, paylen);
struct sctp_chunk *retval;
sctp_sender_hb_info_t hbinfo;
retval = sctp_make_chunk(asoc, SCTP_CID_HEARTBEAT, 0, sizeof(hbinfo));
if (!retval)
goto nodata;
hbinfo.param_hdr.type = SCTP_PARAM_HEARTBEAT_INFO;
hbinfo.param_hdr.length = htons(sizeof(sctp_sender_hb_info_t));
hbinfo.daddr = transport->ipaddr;
hbinfo.sent_at = jiffies;
hbinfo.hb_nonce = transport->hb_nonce;
/* Cast away the 'const', as this is just telling the chunk
* what transport it belongs to.
*/
retval->transport = (struct sctp_transport *) transport;
retval->subh.hbs_hdr = sctp_addto_chunk(retval, paylen, payload);
retval->subh.hbs_hdr = sctp_addto_chunk(retval, sizeof(hbinfo),
&hbinfo);
nodata:
return retval;

11
net/sctp/sm_statefuns.c
View File

@ -941,18 +941,9 @@ static sctp_disposition_t sctp_sf_heartbeat(const struct sctp_endpoint *ep,
{
struct sctp_transport *transport = (struct sctp_transport *) arg;
struct sctp_chunk *reply;
sctp_sender_hb_info_t hbinfo;
size_t paylen = 0;
hbinfo.param_hdr.type = SCTP_PARAM_HEARTBEAT_INFO;
hbinfo.param_hdr.length = htons(sizeof(sctp_sender_hb_info_t));
hbinfo.daddr = transport->ipaddr;
hbinfo.sent_at = jiffies;
hbinfo.hb_nonce = transport->hb_nonce;
/* Send a heartbeat to our peer. */
paylen = sizeof(sctp_sender_hb_info_t);
reply = sctp_make_heartbeat(asoc, transport, &hbinfo, paylen);
reply = sctp_make_heartbeat(asoc, transport);
if (!reply)
return SCTP_DISPOSITION_NOMEM;