diff options
| author | Marcelo Ricardo Leitner <marcelo.leitner@gmail.com> | 2017-10-03 19:20:12 -0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-10-03 16:27:28 -0700 |
| commit | 2fc019f790312e703efa1a44204c586112a430dc (patch) | |
| tree | 98a30357e60d4ec650318fd2c333636cfad8ef21 /include/net/sctp | |
| parent | f952be79cebd49d04154781d99408867a069d375 (diff) | |
sctp: introduce sctp_chunk_stream_no
Add a helper to fetch the stream number from a given chunk.
Tested-by: Xin Long <lucien.xin@gmail.com>
Signed-off-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/sctp')
| -rw-r--r-- | include/net/sctp/structs.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h index 9b2b30b3ba4d..c48f7999fe9b 100644 --- a/include/net/sctp/structs.h +++ b/include/net/sctp/structs.h @@ -642,6 +642,11 @@ void sctp_init_addrs(struct sctp_chunk *, union sctp_addr *, union sctp_addr *); const union sctp_addr *sctp_source(const struct sctp_chunk *chunk); +static inline __u16 sctp_chunk_stream_no(struct sctp_chunk *ch) +{ + return ntohs(ch->subh.data_hdr->stream); +} + enum { SCTP_ADDR_NEW, /* new address added to assoc/ep */ SCTP_ADDR_SRC, /* address can be used as source */ |