1 files changed, 7 insertions, 0 deletions

diff --git a/include/net/sctp/constants.h b/include/net/sctp/constants.h
index af8c1508109e..58f714a3b670 100644
--- a/include/net/sctp/constants.h
+++ b/include/net/sctp/constants.h
@@ -363,6 +363,13 @@ typedef enum {
         SCTP_SCOPE_UNUSABLE,            /* IPv4 unusable addresses */
 } sctp_scope_t;
 
+typedef enum {
+        SCTP_SCOPE_POLICY_DISABLE,      /* Disable IPv4 address scoping */
+        SCTP_SCOPE_POLICY_ENABLE,       /* Enable IPv4 address scoping */
+        SCTP_SCOPE_POLICY_PRIVATE,      /* Follow draft but allow IPv4 private addresses */
+        SCTP_SCOPE_POLICY_LINK,         /* Follow draft but allow IPv4 link local addresses */
+} sctp_scope_policy_t;
+
 /* Based on IPv4 scoping <draft-stewart-tsvwg-sctp-ipv4-00.txt>,
  * SCTP IPv4 unusable addresses: 0.0.0.0/8, 224.0.0.0/4, 198.18.0.0/24,
  * 192.88.99.0/24.