diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/net/sctp/stream_interleave.h | 2 | ||||
| -rw-r--r-- | include/net/sctp/structs.h | 3 | ||||
| -rw-r--r-- | include/net/sctp/ulpevent.h | 20 |
3 files changed, 22 insertions, 3 deletions
diff --git a/include/net/sctp/stream_interleave.h b/include/net/sctp/stream_interleave.h index d8d1b51e1362..02f60f541f1e 100644 --- a/include/net/sctp/stream_interleave.h +++ b/include/net/sctp/stream_interleave.h @@ -39,6 +39,8 @@ struct sctp_stream_interleave { int len, __u8 flags, gfp_t gfp); void (*assign_number)(struct sctp_chunk *chunk); bool (*validate_data)(struct sctp_chunk *chunk); + int (*ulpevent_data)(struct sctp_ulpq *ulpq, + struct sctp_chunk *chunk, gfp_t gfp); }; void sctp_stream_interleave_init(struct sctp_stream *stream); diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h index be4cc73f3106..73b315de2fef 100644 --- a/include/net/sctp/structs.h +++ b/include/net/sctp/structs.h @@ -411,6 +411,8 @@ void sctp_stream_update(struct sctp_stream *stream, struct sctp_stream *new); #define sctp_mid_skip(stream, type, sid, mid) \ ((stream)->type[sid].mid = mid + 1) +#define sctp_stream_in(asoc, sid) (&(asoc)->stream.in[sid]) + /* * Pointers to address related SCTP functions. * (i.e. things that depend on the address family.) @@ -1387,6 +1389,7 @@ struct sctp_stream_in { __u16 ssn; }; __u32 fsn; + char pd_mode; }; struct sctp_stream { diff --git a/include/net/sctp/ulpevent.h b/include/net/sctp/ulpevent.h index 231dc42f1da6..ce4f2aa35d56 100644 --- a/include/net/sctp/ulpevent.h +++ b/include/net/sctp/ulpevent.h @@ -45,19 +45,29 @@ /* A structure to carry information to the ULP (e.g. Sockets API) */ /* Warning: This sits inside an skb.cb[] area. Be very careful of * growing this structure as it is at the maximum limit now. + * + * sctp_ulpevent is saved in sk->cb(48 bytes), whose last 4 bytes + * have been taken by sock_skb_cb, So here it has to use 'packed' + * to make sctp_ulpevent fit into the rest 44 bytes. */ struct sctp_ulpevent { struct sctp_association *asoc; struct sctp_chunk *chunk; unsigned int rmem_len; - __u32 ppid; + union { + __u32 mid; + __u16 ssn; + }; + union { + __u32 ppid; + __u32 fsn; + }; __u32 tsn; __u32 cumtsn; __u16 stream; - __u16 ssn; __u16 flags; __u16 msg_flags; -}; +} __packed; /* Retrieve the skb this event sits inside of. */ static inline struct sk_buff *sctp_event2skb(const struct sctp_ulpevent *ev) @@ -140,6 +150,10 @@ struct sctp_ulpevent *sctp_ulpevent_make_stream_change_event( const struct sctp_association *asoc, __u16 flags, __u32 strchange_instrms, __u32 strchange_outstrms, gfp_t gfp); +struct sctp_ulpevent *sctp_make_reassembled_event( + struct net *net, struct sk_buff_head *queue, + struct sk_buff *f_frag, struct sk_buff *l_frag); + void sctp_ulpevent_read_sndrcvinfo(const struct sctp_ulpevent *event, struct msghdr *); void sctp_ulpevent_read_rcvinfo(const struct sctp_ulpevent *event, |