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Bluetooth: controller: Add privacy handling for LE Scan Request Recv

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Scanner address returned in event should be resolved, if possible.

Signed-off-by: Andrzej Kaczmarek <andrzej.kaczmarek@codecoup.pl>
This commit is contained in:
Andrzej Kaczmarek 2020-08-12 22:47:26 +02:00 • committed by Carles Cufí
commit 3006dac9ae
3 changed files with 27 additions and 3 deletions
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20
subsys/bluetooth/controller/hci/hci.c
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@ -3747,6 +3747,9 @@ static void le_scan_req_received(struct pdu_data *pdu_data,
struct pdu_adv *adv = (void *)pdu_data;
struct bt_hci_evt_le_scan_req_received *sep;
#if defined(CONFIG_BT_CTLR_PRIVACY)
uint8_t rl_idx;
#endif
if (!(event_mask & BT_EVT_MASK_LE_META_EVENT) ||
!(le_event_mask & BT_EVT_MASK_LE_SCAN_REQ_RECEIVED)) {
@ -3773,6 +3776,23 @@ static void le_scan_req_received(struct pdu_data *pdu_data,
sep->addr.type = adv->tx_addr;
memcpy(&sep->addr.a.val[0], &adv->scan_req.scan_addr[0],
sizeof(bt_addr_t));
#if defined(CONFIG_BT_CTLR_PRIVACY)
rl_idx = node_rx->hdr.rx_ftr.rl_idx;
if (rl_idx < ll_rl_size_get()) {
/* Store identity address */
ll_rl_id_addr_get(rl_idx, &sep->addr.type,
&sep->addr.a.val[0]);
/* Mark it as identity address from RPA (0x02, 0x03) */
sep->addr.type += 2U;
} else {
#else
if (1) {
#endif
sep->addr.type = adv->tx_addr;
memcpy(&sep->addr.a.val[0], &adv->adv_ind.addr[0],
sizeof(bt_addr_t));
}
}
#endif /* CONFIG_BT_CTLR_SCAN_REQ_NOTIFY */