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Bluetooth: Implement Set ADV set random address

Bladeren bron 
This basically sets the random address for the adv instance
Random address can be set only if the instance is created which
is done in Set ext adv param.

Random address and rpa expire timer and flags have been added
to adv instance which will be used when the respective
instance is scheduled.

This introduces a hci_get_random_address() which returns the
own address type and random address (rpa or nrpa) based
on the instance flags and hdev flags. New function is required
since own address type should be known before setting adv params
but address can be set only after setting params.

< HCI Command: LE Set Advertising Set Random Address (0x08|0x0035) plen 7
        Advertising handle: 0x00
        Advertising random address: 3C:8E:56:9B:77:84 (OUI 3C-8E-56)
> HCI Event: Command Complete (0x0e) plen 4
      LE Set Advertising Set Random Address (0x08|0x0035) ncmd 1
        Status: Success (0x00)

Signed-off-by: Jaganath Kanakkassery <jaganathx.kanakkassery@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Jaganath Kanakkassery
2018-07-19 17:09:45 +05:30
gecommit door Marcel Holtmann
bovenliggende 075e40b79f
commit a73c046a28
8 gewijzigde bestanden met toevoegingen van 233 en 3 verwijderingen
Download Patch-bestand Download Diff-bestand Expand all files Collapse all files

6
include/net/bluetooth/hci.h
Bestand weergeven

@@ -1649,6 +1649,12 @@ struct hci_cp_le_set_ext_scan_rsp_data {
#define HCI_OP_LE_CLEAR_ADV_SETS 0x203d
#define HCI_OP_LE_SET_ADV_SET_RAND_ADDR 0x2035
struct hci_cp_le_set_adv_set_rand_addr {
__u8 handle;
bdaddr_t bdaddr;
} __packed;
/* ---- HCI Events ---- */
#define HCI_EV_INQUIRY_COMPLETE 0x01

4
include/net/bluetooth/hci_core.h
Bestand weergeven

@@ -172,6 +172,9 @@ struct adv_info {
__u16 scan_rsp_len;
__u8 scan_rsp_data[HCI_MAX_AD_LENGTH];
__s8 tx_power;
bdaddr_t random_addr;
bool rpa_expired;
struct delayed_work rpa_expired_cb;
};
#define HCI_MAX_ADV_INSTANCES 5
@@ -1113,6 +1116,7 @@ int hci_add_adv_instance(struct hci_dev *hdev, u8 instance, u32 flags,
u16 scan_rsp_len, u8 *scan_rsp_data,
u16 timeout, u16 duration);
int hci_remove_adv_instance(struct hci_dev *hdev, u8 instance);
void hci_adv_instances_set_rpa_expired(struct hci_dev *hdev, bool rpa_expired);
void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb);