Commit d884aa63 authored by Xin Long's avatar Xin Long Committed by David S. Miller

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: default avatarXin Long <lucien.xin@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 2040d3d7
...@@ -60,11 +60,14 @@ enum { SCTP_DEFAULT_INSTREAMS = SCTP_MAX_STREAM }; ...@@ -60,11 +60,14 @@ enum { SCTP_DEFAULT_INSTREAMS = SCTP_MAX_STREAM };
#define SCTP_NUM_PRSCTP_CHUNK_TYPES 1 #define SCTP_NUM_PRSCTP_CHUNK_TYPES 1
#define SCTP_NUM_RECONF_CHUNK_TYPES 1
#define SCTP_NUM_AUTH_CHUNK_TYPES 1 #define SCTP_NUM_AUTH_CHUNK_TYPES 1
#define SCTP_NUM_CHUNK_TYPES (SCTP_NUM_BASE_CHUNK_TYPES + \ #define SCTP_NUM_CHUNK_TYPES (SCTP_NUM_BASE_CHUNK_TYPES + \
SCTP_NUM_ADDIP_CHUNK_TYPES +\ SCTP_NUM_ADDIP_CHUNK_TYPES +\
SCTP_NUM_PRSCTP_CHUNK_TYPES +\ SCTP_NUM_PRSCTP_CHUNK_TYPES +\
SCTP_NUM_RECONF_CHUNK_TYPES +\
SCTP_NUM_AUTH_CHUNK_TYPES) SCTP_NUM_AUTH_CHUNK_TYPES)
/* These are the different flavours of event. */ /* These are the different flavours of event. */
......
...@@ -482,6 +482,32 @@ static const sctp_sm_table_entry_t prsctp_chunk_event_table[SCTP_NUM_PRSCTP_CHUN ...@@ -482,6 +482,32 @@ static const sctp_sm_table_entry_t prsctp_chunk_event_table[SCTP_NUM_PRSCTP_CHUN
TYPE_SCTP_FWD_TSN, TYPE_SCTP_FWD_TSN,
}; /*state_fn_t prsctp_chunk_event_table[][] */ }; /*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 { \ #define TYPE_SCTP_AUTH { \
/* SCTP_STATE_CLOSED */ \ /* SCTP_STATE_CLOSED */ \
TYPE_SCTP_FUNC(sctp_sf_ootb), \ TYPE_SCTP_FUNC(sctp_sf_ootb), \
...@@ -964,6 +990,10 @@ static const sctp_sm_table_entry_t *sctp_chunk_event_lookup(struct net *net, ...@@ -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]; 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 (net->sctp.auth_enable) {
if (cid == SCTP_CID_AUTH) if (cid == SCTP_CID_AUTH)
return &auth_chunk_event_table[0][state]; return &auth_chunk_event_table[0][state];
......
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