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Commit 2fc019f7 authored by Marcelo Ricardo Leitner's avatar Marcelo Ricardo Leitner Committed by David S. Miller
Browse files

sctp: introduce sctp_chunk_stream_no 



Add a helper to fetch the stream number from a given chunk.

Tested-by: default avatarXin Long <lucien.xin@gmail.com>
Signed-off-by: default avatarMarcelo Ricardo Leitner <marcelo.leitner@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f952be79

include/net/sctp/structs.h

+5 −0
Original line number Diff line number Diff line
@@ -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 */