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sctp: add support for PR-SCTP Information for sendmsg

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This patch is to add support for PR-SCTP Information for sendmsg,
as described in section 5.3.7 of RFC6458.

With this option, you can specify pr_policy and pr_value for user
data in sendmsg.

It's also a necessary send info for sctp_sendv.

Signed-off-by: Xin Long <lucien.xin@gmail.com>
Acked-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Xin Long
2018-03-05 20:44:18 +08:00
committed by David S. Miller
parent 5c3d0fd4b2
commit ed63afb8a3
3 changed files with 46 additions and 1 deletions
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1
include/net/sctp/structs.h
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@@ -2112,6 +2112,7 @@ struct sctp_cmsgs {
struct sctp_initmsg *init;
struct sctp_sndrcvinfo *srinfo;
struct sctp_sndinfo *sinfo;
struct sctp_prinfo *prinfo;
};
/* Structure for tracking memory objects */