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Diffstat (limited to 'include/uapi/linux/sctp.h')
-rw-r--r--include/uapi/linux/sctp.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/include/uapi/linux/sctp.h b/include/uapi/linux/sctp.h
index aa08906f292d..984cf2e9a61d 100644
--- a/include/uapi/linux/sctp.h
+++ b/include/uapi/linux/sctp.h
@@ -113,6 +113,29 @@ typedef __s32 sctp_assoc_t;
#define SCTP_SOCKOPT_CONNECTX3 111 /* CONNECTX requests (updated) */
#define SCTP_GET_ASSOC_STATS 112 /* Read only */
#define SCTP_PR_SUPPORTED 113
+#define SCTP_DEFAULT_PRINFO 114
+
+/* PR-SCTP policies */
+#define SCTP_PR_SCTP_NONE 0x0000
+#define SCTP_PR_SCTP_TTL 0x0010
+#define SCTP_PR_SCTP_RTX 0x0020
+#define SCTP_PR_SCTP_PRIO 0x0030
+#define SCTP_PR_SCTP_MAX SCTP_PR_SCTP_PRIO
+#define SCTP_PR_SCTP_MASK 0x0030
+
+#define __SCTP_PR_INDEX(x) ((x >> 4) - 1)
+#define SCTP_PR_INDEX(x) __SCTP_PR_INDEX(SCTP_PR_SCTP_ ## x)
+
+#define SCTP_PR_POLICY(x) ((x) & SCTP_PR_SCTP_MASK)
+#define SCTP_PR_SET_POLICY(flags, x) \
+ do { \
+ flags &= ~SCTP_PR_SCTP_MASK; \
+ flags |= x; \
+ } while (0)
+
+#define SCTP_PR_TTL_ENABLED(x) (SCTP_PR_POLICY(x) == SCTP_PR_SCTP_TTL)
+#define SCTP_PR_RTX_ENABLED(x) (SCTP_PR_POLICY(x) == SCTP_PR_SCTP_RTX)
+#define SCTP_PR_PRIO_ENABLED(x) (SCTP_PR_POLICY(x) == SCTP_PR_SCTP_PRIO)
/* These are bit fields for msghdr->msg_flags. See section 5.1. */
/* On user space Linux, these live in <bits/socket.h> as an enum. */
@@ -903,4 +926,10 @@ struct sctp_paddrthlds {
__u16 spt_pathpfthld;
};
+struct sctp_default_prinfo {
+ sctp_assoc_t pr_assoc_id;
+ __u32 pr_value;
+ __u16 pr_policy;
+};
+
#endif /* _UAPI_SCTP_H */