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Bluetooth: Store address type with OOB data

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To be able to support OOB data for LE pairing we need to store the
address type of the remote device. This patch extends the relevant
functions and data types with a bdaddr_type variable.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Johan Hedberg 2014-10-26 20:46:09 +01:00 committed by Marcel Holtmann
parent 81328d5cca
commit 6928a9245f
4 changed files with 29 additions and 20 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
include/net/bluetooth/hci_core.h
View file

@ -140,6 +140,7 @@ struct link_key {
struct oob_data {
struct list_head list;
bdaddr_t bdaddr;
u8 bdaddr_type;
u8 hash192[16];
u8 rand192[16];
u8 hash256[16];
@ -942,11 +943,12 @@ void hci_smp_irks_clear(struct hci_dev *hdev);
void hci_remote_oob_data_clear(struct hci_dev *hdev);
struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev,
bdaddr_t *bdaddr);
bdaddr_t *bdaddr, u8 bdaddr_type);
int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr,
u8 *hash192, u8 *rand192,
u8 bdaddr_type, u8 *hash192, u8 *rand192,
u8 *hash256, u8 *rand256);
int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr);
int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr,
u8 bdaddr_type);
void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb);

26
net/bluetooth/hci_core.c
View file

@ -2160,7 +2160,7 @@ u32 hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data,
BT_DBG("cache %p, %pMR", cache, &data->bdaddr);
hci_remove_remote_oob_data(hdev, &data->bdaddr);
hci_remove_remote_oob_data(hdev, &data->bdaddr, BDADDR_BREDR);
if (!data->ssp_mode)
flags |= MGMT_DEV_FOUND_LEGACY_PAIRING;
@ -3479,26 +3479,31 @@ static void hci_cmd_timeout(struct work_struct *work)
}
struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev,
bdaddr_t *bdaddr)
bdaddr_t *bdaddr, u8 bdaddr_type)
{
struct oob_data *data;
list_for_each_entry(data, &hdev->remote_oob_data, list)
if (bacmp(bdaddr, &data->bdaddr) == 0)
return data;
list_for_each_entry(data, &hdev->remote_oob_data, list) {
if (bacmp(bdaddr, &data->bdaddr) != 0)
continue;
if (data->bdaddr_type != bdaddr_type)
continue;
return data;
}
return NULL;
}
int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr)
int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr,
u8 bdaddr_type)
{
struct oob_data *data;
data = hci_find_remote_oob_data(hdev, bdaddr);
data = hci_find_remote_oob_data(hdev, bdaddr, bdaddr_type);
if (!data)
return -ENOENT;
BT_DBG("%s removing %pMR", hdev->name, bdaddr);
BT_DBG("%s removing %pMR (%u)", hdev->name, bdaddr, bdaddr_type);
list_del(&data->list);
kfree(data);
@ -3517,18 +3522,19 @@ void hci_remote_oob_data_clear(struct hci_dev *hdev)
}
int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr,
u8 *hash192, u8 *rand192,
u8 bdaddr_type, u8 *hash192, u8 *rand192,
u8 *hash256, u8 *rand256)
{
struct oob_data *data;
data = hci_find_remote_oob_data(hdev, bdaddr);
data = hci_find_remote_oob_data(hdev, bdaddr, bdaddr_type);
if (!data) {
data = kmalloc(sizeof(*data), GFP_KERNEL);
if (!data)
return -ENOMEM;
bacpy(&data->bdaddr, bdaddr);
data->bdaddr_type = bdaddr_type;
list_add(&data->list, &hdev->remote_oob_data);
}

4
net/bluetooth/hci_event.c
View file

@ -3773,7 +3773,7 @@ static void hci_io_capa_request_evt(struct hci_dev *hdev, struct sk_buff *skb)
cp.authentication = conn->auth_type;
if (hci_find_remote_oob_data(hdev, &conn->dst) &&
if (hci_find_remote_oob_data(hdev, &conn->dst, BDADDR_BREDR) &&
(conn->out || test_bit(HCI_CONN_REMOTE_OOB, &conn->flags)))
cp.oob_data = 0x01;
else
@ -4028,7 +4028,7 @@ static void hci_remote_oob_data_request_evt(struct hci_dev *hdev,
if (!test_bit(HCI_MGMT, &hdev->dev_flags))
goto unlock;
data = hci_find_remote_oob_data(hdev, &ev->bdaddr);
data = hci_find_remote_oob_data(hdev, &ev->bdaddr, BDADDR_BREDR);
if (data) {
if (bredr_sc_enabled(hdev)) {
struct hci_cp_remote_oob_ext_data_reply cp;

11
net/bluetooth/mgmt.c
View file

@ -3599,8 +3599,8 @@ static int add_remote_oob_data(struct sock *sk, struct hci_dev *hdev,
}
err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr,
cp->hash, cp->rand,
NULL, NULL);
cp->addr.type, cp->hash,
cp->rand, NULL, NULL);
if (err < 0)
status = MGMT_STATUS_FAILED;
else
@ -3621,8 +3621,9 @@ static int add_remote_oob_data(struct sock *sk, struct hci_dev *hdev,
}
err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr,
cp->hash192, cp->rand192,
cp->hash256, cp->rand256);
cp->addr.type, cp->hash192,
cp->rand192, cp->hash256,
cp->rand256);
if (err < 0)
status = MGMT_STATUS_FAILED;
else
@ -3663,7 +3664,7 @@ static int remove_remote_oob_data(struct sock *sk, struct hci_dev *hdev,
goto done;
}
err = hci_remove_remote_oob_data(hdev, &cp->addr.bdaddr);
err = hci_remove_remote_oob_data(hdev, &cp->addr.bdaddr, cp->addr.type);
if (err < 0)
status = MGMT_STATUS_INVALID_PARAMS;
else