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Commit eb9a8f3f authored by Marcel Holtmann's avatar Marcel Holtmann Committed by Johan Hedberg
Browse files

Bluetooth: Track Secure Connections support of remote devices 



It is important to know if Secure Connections support has been enabled
for a given remote device. The information is provided in the remote
host features page. So track this information and provide a simple
helper function to extract the status.

Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
Signed-off-by: default avatarJohan Hedberg <johan.hedberg@intel.com>
parent eadd663a

include/net/bluetooth/hci_core.h

+8 −0
Original line number Diff line number Diff line
@@ -448,6 +448,7 @@ enum { 
	HCI_CONN_LE_SMP_PEND,

	HCI_CONN_MGMT_CONNECTED,

	HCI_CONN_SSP_ENABLED,

	HCI_CONN_SC_ENABLED,

	HCI_CONN_POWER_SAVE,

	HCI_CONN_REMOTE_OOB,

	HCI_CONN_6LOWPAN,
@@ -460,6 +461,13 @@ static inline bool hci_conn_ssp_enabled(struct hci_conn *conn) 
	       test_bit(HCI_CONN_SSP_ENABLED, &conn->flags);

}



static inline bool hci_conn_sc_enabled(struct hci_conn *conn)

{

	struct hci_dev *hdev = conn->hdev;

	return test_bit(HCI_SC_ENABLED, &hdev->dev_flags) &&

	       test_bit(HCI_CONN_SC_ENABLED, &conn->flags);

}



static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c)

{

	struct hci_conn_hash *h = &hdev->conn_hash;

net/bluetooth/hci_event.c

+3 −0
Original line number Diff line number Diff line
@@ -2898,6 +2898,9 @@ static void hci_remote_ext_features_evt(struct hci_dev *hdev, 
			 * features do not indicate SSP support */

			clear_bit(HCI_CONN_SSP_ENABLED, &conn->flags);

		}



		if (ev->features[0] & LMP_HOST_SC)

			set_bit(HCI_CONN_SC_ENABLED, &conn->flags);

	}



	if (conn->state != BT_CONFIG)