[SCTP]: ADDIP: Don't use an address as source until it is ASCONF-ACKed
This implements Rules D1 and D4 of Sec 4.3 in the ADDIP draft.
Signed-off-by: Sridhar Samudrala <sri@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index 268f2e1..e5aa7ff 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -731,13 +731,10 @@
const union sctp_addr *sctp_source(const struct sctp_chunk *chunk);
/* This is a structure for holding either an IPv6 or an IPv4 address. */
-/* sin_family -- AF_INET or AF_INET6
- * sin_port -- ordinary port number
- * sin_addr -- cast to either (struct in_addr) or (struct in6_addr)
- */
struct sctp_sockaddr_entry {
struct list_head list;
union sctp_addr a;
+ __u8 use_as_src;
};
typedef struct sctp_chunk *(sctp_packet_phandler_t)(struct sctp_association *);
@@ -1142,7 +1139,7 @@
sctp_scope_t scope, gfp_t gfp,
int flags);
int sctp_add_bind_addr(struct sctp_bind_addr *, union sctp_addr *,
- gfp_t gfp);
+ __u8 use_as_src, gfp_t gfp);
int sctp_del_bind_addr(struct sctp_bind_addr *, union sctp_addr *);
int sctp_bind_addr_match(struct sctp_bind_addr *, const union sctp_addr *,
struct sctp_sock *);