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* [PATCH 4/8] Bluetooth: Translate additional address type during le_conn
@ 2020-07-30  9:14 Marcel Holtmann
  0 siblings, 0 replies; 2+ messages in thread
From: Marcel Holtmann @ 2020-07-30  9:14 UTC (permalink / raw)
  To: linux-bluetooth

From: Sathish Narasimman <nsathish41@gmail.com>

When using controller based address resolution, then the new address
types 0x02 and 0x03 are used. These types need to be converted back into
either public address or random address types.

This patch is specially during LE_CREATE_CONN if using own_add_type as 0x02
or 0x03.

Signed-off-by: Sathish Narasimman <sathish.narasimman@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
---
 net/bluetooth/hci_event.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 61f8c4d12028..6388fb55b4d2 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -2296,6 +2296,22 @@ static void cs_le_create_conn(struct hci_dev *hdev, bdaddr_t *peer_addr,
 	if (!conn)
 		return;
 
+	/* When using controller based address resolution, then the new
+	 * address types 0x02 and 0x03 are used. These types need to be
+	 * converted back into either public address or random address type
+	 */
+	if (use_ll_privacy(hdev) &&
+	    hci_dev_test_flag(hdev, HCI_LL_RPA_RESOLUTION)) {
+		switch (own_address_type) {
+		case ADDR_LE_DEV_PUBLIC_RESOLVED:
+			own_address_type = ADDR_LE_DEV_PUBLIC;
+			break;
+		case ADDR_LE_DEV_RANDOM_RESOLVED:
+			own_address_type = ADDR_LE_DEV_RANDOM;
+			break;
+		}
+	}
+
 	/* Store the initiator and responder address information which
 	 * is needed for SMP. These values will not change during the
 	 * lifetime of the connection.
-- 
2.26.2


^ permalink raw reply	[flat|nested] 2+ messages in thread

* [PATCH 4/8] Bluetooth: Translate additional address type during le_conn
  2020-07-13  6:12 [PATCH 0/8] LL Privacy Support Sathish Narasimman
@ 2020-07-13  6:12 ` Sathish Narasimman
  0 siblings, 0 replies; 2+ messages in thread
From: Sathish Narasimman @ 2020-07-13  6:12 UTC (permalink / raw)
  To: linux-bluetooth; +Cc: Sathish Narasimman

When using controller based address resolution, then the new address
types 0x02 and 0x03 are used. These types need to be converted back into
either public address or random address types.

This patch is specially during LE_CREATE_CONN if using own_add_type as 0x02
or 0x03.

Signed-off-by: Sathish Narasimman <sathish.narasimman@intel.com>
---
 net/bluetooth/hci_event.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 927bde511170..eae5bd4a53ac 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -2296,6 +2296,22 @@ static void cs_le_create_conn(struct hci_dev *hdev, bdaddr_t *peer_addr,
 	if (!conn)
 		return;
 
+	/* When using controller based address resolution, then the new
+	 * address types 0x02 and 0x03 are used. These types need to be
+	 * converted back into either public address or random address type
+	 */
+	if (use_ll_privacy(hdev) &&
+	    hci_dev_test_flag(hdev, HCI_LL_RPA_RESOLUTION)) {
+		switch (own_address_type) {
+		case ADDR_LE_DEV_PUBLIC_RESOLVED:
+			own_address_type = ADDR_LE_DEV_PUBLIC;
+			break;
+		case ADDR_LE_DEV_RANDOM_RESOLVED:
+			own_address_type = ADDR_LE_DEV_RANDOM;
+			break;
+		}
+	}
+
 	/* Store the initiator and responder address information which
 	 * is needed for SMP. These values will not change during the
 	 * lifetime of the connection.
-- 
2.17.1


^ permalink raw reply	[flat|nested] 2+ messages in thread

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Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
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2020-07-30  9:14 [PATCH 4/8] Bluetooth: Translate additional address type during le_conn Marcel Holtmann
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2020-07-13  6:12 [PATCH 0/8] LL Privacy Support Sathish Narasimman
2020-07-13  6:12 ` [PATCH 4/8] Bluetooth: Translate additional address type during le_conn Sathish Narasimman

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