From d884aa635be6247a1bc5b0fa60d8a16b5f48e279 Mon Sep 17 00:00:00 2001 From: Xin Long Date: Fri, 17 Feb 2017 12:45:43 +0800 Subject: sctp: add reconf chunk event This patch is to add reconf chunk event based on the sctp event frame in rx path, it will call sctp_sf_do_reconf to process the reconf chunk. Signed-off-by: Xin Long Signed-off-by: David S. Miller --- net/sctp/sm_statetable.c | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) (limited to 'net') diff --git a/net/sctp/sm_statetable.c b/net/sctp/sm_statetable.c index b5438b4f6c1e..419b18ebb056 100644 --- a/net/sctp/sm_statetable.c +++ b/net/sctp/sm_statetable.c @@ -482,6 +482,32 @@ static const sctp_sm_table_entry_t prsctp_chunk_event_table[SCTP_NUM_PRSCTP_CHUN TYPE_SCTP_FWD_TSN, }; /*state_fn_t prsctp_chunk_event_table[][] */ +#define TYPE_SCTP_RECONF { \ + /* SCTP_STATE_CLOSED */ \ + TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ + /* SCTP_STATE_COOKIE_WAIT */ \ + TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ + /* SCTP_STATE_COOKIE_ECHOED */ \ + TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ + /* SCTP_STATE_ESTABLISHED */ \ + TYPE_SCTP_FUNC(sctp_sf_do_reconf), \ + /* SCTP_STATE_SHUTDOWN_PENDING */ \ + TYPE_SCTP_FUNC(sctp_sf_do_reconf), \ + /* SCTP_STATE_SHUTDOWN_SENT */ \ + TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ + /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ + TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ + /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ + TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ +} /* TYPE_SCTP_RECONF */ + +/* The primary index for this table is the chunk type. + * The secondary index for this table is the state. + */ +static const sctp_sm_table_entry_t reconf_chunk_event_table[SCTP_NUM_RECONF_CHUNK_TYPES][SCTP_STATE_NUM_STATES] = { + TYPE_SCTP_RECONF, +}; /*state_fn_t reconf_chunk_event_table[][] */ + #define TYPE_SCTP_AUTH { \ /* SCTP_STATE_CLOSED */ \ TYPE_SCTP_FUNC(sctp_sf_ootb), \ @@ -964,6 +990,10 @@ static const sctp_sm_table_entry_t *sctp_chunk_event_lookup(struct net *net, return &addip_chunk_event_table[1][state]; } + if (net->sctp.reconf_enable) + if (cid == SCTP_CID_RECONF) + return &reconf_chunk_event_table[0][state]; + if (net->sctp.auth_enable) { if (cid == SCTP_CID_AUTH) return &auth_chunk_event_table[0][state]; -- cgit v1.2.3