Bluetooth: Add mgmt support for LE Secure Connections LTK types

We need a dedicated LTK type for LTK resulting from a Secure Connections
based SMP pairing. This patch adds a new define for it and ensures that
both the New LTK event as well as the Load LTKs command supports it.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

1 files changed, 13 insertions, 0 deletions

diff --git a/net/bluetooth/smp.h b/net/bluetooth/smp.h
index 7c3c351909f5..81d24c0ea08b 100644
--- a/net/bluetooth/smp.h
+++ b/net/bluetooth/smp.h
@@ -146,8 +146,21 @@ enum {
         SMP_STK,
         SMP_LTK,
         SMP_LTK_SLAVE,
+        SMP_LTK_P256,
+        SMP_LTK_P256_DEBUG,
 };
 
+static inline bool smp_ltk_is_sc(struct smp_ltk *key)
+{
+        switch (key->type) {
+        case SMP_LTK_P256:
+        case SMP_LTK_P256_DEBUG:
+                return true;
+        }
+
+        return false;
+}
+
 static inline u8 smp_ltk_sec_level(struct smp_ltk *key)
 {
         if (key->authenticated)