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sctp: implement receiver-side procedures for the Outgoing SSN Reset Request Parameter

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This patch is to implement Receiver-Side Procedures for the Outgoing
SSN Reset Request Parameter described in rfc6525 section 5.2.2.

Note that some checks must be after request_seq check, as even those
checks fail, strreset_inseq still has to be increase by 1.

Signed-off-by: Xin Long <lucien.xin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Xin Long
2017-02-17 12:45:39 +08:00
committed by David S. Miller
parent 35ea82d611
commit 8105447645
2 changed files with 119 additions and 0 deletions
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6
include/net/sctp/sm.h
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@@ -280,6 +280,12 @@ struct sctp_chunk *sctp_make_strreset_tsnresp(
void sctp_chunk_assign_tsn(struct sctp_chunk *);
void sctp_chunk_assign_ssn(struct sctp_chunk *);
/* Prototypes for stream-processing functions. */
struct sctp_chunk *sctp_process_strreset_outreq(
struct sctp_association *asoc,
union sctp_params param,
struct sctp_ulpevent **evp);
/* Prototypes for statetable processing. */
int sctp_do_sm(struct net *net, sctp_event_t event_type, sctp_subtype_t subtype,