The OOB public and secret key pair is different from the non-OOB pairing
procedure. SO when OOB method is in use, then use this key pair instead
of generating a new one.
Signed-off-by: Marcel Holtmann <marcel@xxxxxxxxxxxx>
---
net/bluetooth/smp.c | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c
index 1669e7127e2e..0fcd8c8f1a6b 100644
--- a/net/bluetooth/smp.c
+++ b/net/bluetooth/smp.c
@@ -1819,6 +1819,25 @@ static u8 sc_send_public_key(struct smp_chan *smp)
BT_DBG("");
+ if (test_bit(SMP_FLAG_OOB, &smp->flags)) {
+ struct l2cap_chan *chan = hdev->smp_data;
+ struct smp_dev *smp_dev;
+
+ if (!chan || !chan->data)
+ return SMP_UNSPECIFIED;
+
+ smp_dev = chan->data;
+
+ memcpy(smp->local_pk, smp_dev->local_pk, 64);
+ memcpy(smp->local_sk, smp_dev->local_sk, 32);
+ memcpy(smp->rr, smp_dev->local_rr, 16);
+
+ if (smp_dev->debug_key)
+ set_bit(SMP_FLAG_DEBUG_KEY, &smp->flags);
+
+ goto done;
+ }
+
if (hci_dev_test_flag(hdev, HCI_USE_DEBUG_KEYS)) {
BT_DBG("Using debug keys");
memcpy(smp->local_pk, debug_pk, 64);
@@ -1838,6 +1857,7 @@ static u8 sc_send_public_key(struct smp_chan *smp)
}
}
+done:
SMP_DBG("Local Public Key X: %32phN", smp->local_pk);
SMP_DBG("Local Public Key Y: %32phN", &smp->local_pk[32]);
SMP_DBG("Local Private Key: %32phN", smp->local_sk);
--
2.1.0
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