Bluetooth: Use OOB key pair for LE SC pairing with OOB method
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@holtmann.org> Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
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@ -1819,6 +1819,25 @@ static u8 sc_send_public_key(struct smp_chan *smp)
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BT_DBG("");
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if (test_bit(SMP_FLAG_OOB, &smp->flags)) {
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struct l2cap_chan *chan = hdev->smp_data;
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struct smp_dev *smp_dev;
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if (!chan || !chan->data)
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return SMP_UNSPECIFIED;
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smp_dev = chan->data;
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memcpy(smp->local_pk, smp_dev->local_pk, 64);
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memcpy(smp->local_sk, smp_dev->local_sk, 32);
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memcpy(smp->rr, smp_dev->local_rr, 16);
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if (smp_dev->debug_key)
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set_bit(SMP_FLAG_DEBUG_KEY, &smp->flags);
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goto done;
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}
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if (hci_dev_test_flag(hdev, HCI_USE_DEBUG_KEYS)) {
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BT_DBG("Using debug keys");
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memcpy(smp->local_pk, debug_pk, 64);
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@ -1838,6 +1857,7 @@ static u8 sc_send_public_key(struct smp_chan *smp)
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}
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}
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done:
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SMP_DBG("Local Public Key X: %32phN", smp->local_pk);
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SMP_DBG("Local Public Key Y: %32phN", &smp->local_pk[32]);
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SMP_DBG("Local Private Key: %32phN", smp->local_sk);
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