diff options
| author | Johan Hedberg <johan.hedberg@intel.com> | 2013-05-14 18:05:12 +0300 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2013-12-05 07:05:33 -0800 |
| commit | ad32a2f5ced269f5516950fc8f52b6673462d208 (patch) | |
| tree | ad0af02a62228b1be224483fa18432f6dcebb6ec /net | |
| parent | f1496dee9cbde2a62821f4441dadb0d3360f60c3 (diff) | |
Bluetooth: Add smp_sufficient_security helper function
This function is needed both by the smp_conn_security function as well
as upcoming code to check for the security requirements when receiving
an L2CAP connect request over LE.
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net')
| -rw-r--r-- | net/bluetooth/smp.c | 16 | ||||
| -rw-r--r-- | net/bluetooth/smp.h | 1 |
2 files changed, 13 insertions, 4 deletions
diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c index e61e74a1aab..45007362683 100644 --- a/net/bluetooth/smp.c +++ b/net/bluetooth/smp.c @@ -750,6 +750,17 @@ static u8 smp_cmd_security_req(struct l2cap_conn *conn, struct sk_buff *skb) return 0; } +bool smp_sufficient_security(struct hci_conn *hcon, u8 sec_level) +{ + if (sec_level == BT_SECURITY_LOW) + return true; + + if (hcon->sec_level >= sec_level) + return true; + + return false; +} + int smp_conn_security(struct hci_conn *hcon, __u8 sec_level) { struct l2cap_conn *conn = hcon->l2cap_data; @@ -761,10 +772,7 @@ int smp_conn_security(struct hci_conn *hcon, __u8 sec_level) if (!test_bit(HCI_LE_ENABLED, &hcon->hdev->dev_flags)) return 1; - if (sec_level == BT_SECURITY_LOW) - return 1; - - if (hcon->sec_level >= sec_level) + if (smp_sufficient_security(hcon, sec_level)) return 1; if (hcon->link_mode & HCI_LM_MASTER) diff --git a/net/bluetooth/smp.h b/net/bluetooth/smp.h index f8ba07f3e5f..a700bcb490d 100644 --- a/net/bluetooth/smp.h +++ b/net/bluetooth/smp.h @@ -136,6 +136,7 @@ struct smp_chan { }; /* SMP Commands */ +bool smp_sufficient_security(struct hci_conn *hcon, u8 sec_level); int smp_conn_security(struct hci_conn *hcon, __u8 sec_level); int smp_sig_channel(struct l2cap_conn *conn, struct sk_buff *skb); int smp_distribute_keys(struct l2cap_conn *conn, __u8 force); |