Merge dyn9-47-18-140.beaverton.ibm.com:/home/sridhar/BK/linux-2.5.51

into dyn9-47-18-140.beaverton.ibm.com:/home/sridhar/BK/lksctp-2.5.51

3 files changed, 30 insertions, 13 deletions

diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
index 73c948813e72..f12e54cd4919 100644
--- a/include/net/sctp/sctp.h
+++ b/include/net/sctp/sctp.h
@@ -123,8 +123,8 @@ extern sctp_protocol_t sctp_proto;
 extern struct sock *sctp_get_ctl_sock(void);
 extern int sctp_copy_local_addr_list(sctp_protocol_t *, sctp_bind_addr_t *,
 				     sctp_scope_t, int priority, int flags);
-extern sctp_pf_t *sctp_get_pf_specific(int family);
-extern void sctp_set_pf_specific(int family, sctp_pf_t *);
+extern struct sctp_pf *sctp_get_pf_specific(sa_family_t family);
+extern int sctp_register_pf(struct sctp_pf *, sa_family_t);
 
 /*
  * sctp_socket.c
diff --git a/include/net/sctp/sm.h b/include/net/sctp/sm.h
index e811bf37e4ca..68af144ef56c 100644
--- a/include/net/sctp/sm.h
+++ b/include/net/sctp/sm.h
@@ -140,6 +140,8 @@ sctp_state_fn_t sctp_sf_do_5_2_2_dupinit;
 sctp_state_fn_t sctp_sf_do_5_2_4_dupcook;
 sctp_state_fn_t sctp_sf_unk_chunk;
 sctp_state_fn_t sctp_sf_do_8_5_1_E_sa;
+sctp_state_fn_t sctp_sf_cookie_echoed_err;
+sctp_state_fn_t sctp_sf_do_5_2_6_stale;
 
 /* Prototypes for primitive event state functions.  */
 sctp_state_fn_t sctp_sf_do_prm_asoc;
@@ -175,7 +177,6 @@ sctp_state_fn_t sctp_sf_autoclose_timer_expire;
  */
 
 /* Prototypes for chunk state functions.  Not in use. */
-sctp_state_fn_t sctp_sf_do_5_2_6_stale;
 sctp_state_fn_t sctp_sf_do_9_2_reshutack;
 sctp_state_fn_t sctp_sf_do_9_2_reshut;
 sctp_state_fn_t sctp_sf_do_9_2_shutack;
@@ -211,7 +212,7 @@ void sctp_populate_tie_tags(__u8 *cookie, __u32 curTag, __u32 hisTag);
 /* Prototypes for chunk-building functions.  */
 sctp_chunk_t *sctp_make_init(const sctp_association_t *,
 			     const sctp_bind_addr_t *,
-			     int priority);
+			     int priority, int vparam_len);
 sctp_chunk_t *sctp_make_init_ack(const sctp_association_t *,
 				 const sctp_chunk_t *,
 				 const int priority,
@@ -322,9 +323,15 @@ sctp_pack_cookie(const sctp_endpoint_t *, const sctp_association_t *,
 		 const __u8 *, int addrs_len);
 sctp_association_t *sctp_unpack_cookie(const sctp_endpoint_t *,
 				       const sctp_association_t *,
-				       sctp_chunk_t *, int priority, int *err);
+				       sctp_chunk_t *, int priority, int *err,
+				       sctp_chunk_t **err_chk_p);
 int sctp_addip_addr_config(sctp_association_t *, sctp_param_t,
 			   struct sockaddr_storage*, int);
+void sctp_send_stale_cookie_err(const sctp_endpoint_t *ep,
+				const sctp_association_t *asoc,
+				const sctp_chunk_t *chunk,
+				sctp_cmd_seq_t *commands,
+				sctp_chunk_t *err_chunk);
 
 /* 3rd level prototypes */
 __u32 sctp_generate_tag(const sctp_endpoint_t *);
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index d7b5674bdbdc..fc4a3f1a3b4c 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -42,6 +42,7 @@
  *    Sridhar Samudrala     <sri@us.ibm.com>
  *    Daisy Chang	    <daisyc@us.ibm.com>
  *    Dajiang Zhang         <dajiang.zhang@nokia.com>
+ *    Ardelle Fan           <ardelle.fan@intel.com> 
  *
  * Any bugs reported given to us we will try to fix... any fixes shared will
  * be incorporated into the next SCTP release.
@@ -182,6 +183,9 @@ struct SCTP_protocol {
 
 	/* Valid.Cookie.Life        - 60  seconds  */
 	int valid_cookie_life;
+	
+	/* Whether Cookie Preservative is enabled(1) or not(0) */ 
+	int cookie_preserve_enable;
 
 	/* Association.Max.Retrans  - 10 attempts
 	 * Path.Max.Retrans         - 5  attempts (per destination address)
@@ -234,7 +238,7 @@ struct SCTP_protocol {
  * Pointers to address related SCTP functions.
  * (i.e. things that depend on the address family.)
  */
-typedef struct sctp_func {
+struct sctp_af {
 	int		(*queue_xmit)	(struct sk_buff *skb);
 	int 		(*setsockopt)	(struct sock *sk,
 					 int level,
@@ -259,27 +263,34 @@ typedef struct sctp_func {
 	void            (*from_skb)     (union sctp_addr *,
 					 struct sk_buff *skb,
 					 int saddr);
+	void            (*from_sk)      (union sctp_addr *,
+					 struct sock *sk);
+	void            (*to_sk)        (union sctp_addr *,
+					 struct sock *sk);
 	int             (*addr_valid)   (union sctp_addr *);
 	sctp_scope_t    (*scope) (union sctp_addr *);
 	void            (*inaddr_any)   (union sctp_addr *, unsigned short);
 	int             (*is_any)       (const union sctp_addr *);
+	int             (*available)    (const union sctp_addr *);
 	__u16		net_header_len;
 	int		sockaddr_len;
 	sa_family_t	sa_family;
 	struct list_head list;
-} sctp_func_t;
+};
 
-sctp_func_t *sctp_get_af_specific(sa_family_t);
+struct sctp_af *sctp_get_af_specific(sa_family_t);
+int sctp_register_af(struct sctp_af *);
 
 /* Protocol family functions. */
 typedef struct sctp_pf {
 	void (*event_msgname)(sctp_ulpevent_t *, char *, int *);
-	void (*skb_msgname)(struct sk_buff *, char *, int *);
-	int  (*af_supported)(sa_family_t);
+	void (*skb_msgname)  (struct sk_buff *, char *, int *);
+	int  (*af_supported) (sa_family_t);
 	int  (*cmp_addr) (const union sctp_addr *,
 			  const union sctp_addr *,
 			  struct sctp_opt *);
-	struct sctp_func *af;
+	int  (*bind_verify) (struct sctp_opt *, union sctp_addr *);
+	struct sctp_af *af;
 } sctp_pf_t;
 
 /* SCTP Socket type: UDP or TCP style. */
@@ -623,7 +634,7 @@ struct SCTP_transport {
 	union sctp_addr ipaddr;
 
 	/* These are the functions we call to handle LLP stuff.  */
-	sctp_func_t *af_specific;
+	struct sctp_af *af_specific;
 
 	/* Which association do we belong to?  */
 	sctp_association_t *asoc;
@@ -1271,7 +1282,6 @@ struct SCTP_association {
 
 	/* The cookie life I award for any cookie.  */
 	struct timeval cookie_life;
-	__u32 cookie_preserve;
 
 	/* Overall     : The overall association error count.
 	 * Error Count : [Clear this any time I get something.]