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Bluetooth: Add dst_type parameter to hci_connect 

This patch adds the dst_type parameter to hci_connect function.
Instead of searching the address type in advertising cache, we
use the dst_type parameter to establish LE connections.

The dst_type is ignored for BR/EDR connection establishment.

Signed-off-by: Andre Guedes <andre.guedes@openbossa.org>
Acked-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Andre Guedes 2012-04-24 21:02:54 -03:00 committed by Gustavo Padovan
parent 31f7956c66
commit b12f62cfd9
5 changed files with 14 additions and 18 deletions
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2
include/net/bluetooth/hci_core.h
View File

@ -575,7 +575,7 @@ int hci_chan_del(struct hci_chan *chan);
void hci_chan_list_flush(struct hci_conn *conn);
struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst,
__u8 sec_level, __u8 auth_type);
__u8 dst_type, __u8 sec_level, __u8 auth_type);
int hci_conn_check_link_mode(struct hci_conn *conn);
int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level);
int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type);

11
net/bluetooth/hci_conn.c
View File

@ -513,7 +513,8 @@ EXPORT_SYMBOL(hci_get_route);
/* Create SCO, ACL or LE connection.
* Device _must_ be locked */
struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8 sec_level, __u8 auth_type)
struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst,
__u8 dst_type, __u8 sec_level, __u8 auth_type)
{
struct hci_conn *acl;
struct hci_conn *sco;
@ -522,19 +523,13 @@ struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8
BT_DBG("%s dst %s", hdev->name, batostr(dst));
if (type == LE_LINK) {
struct adv_entry *entry = NULL;
le = hci_conn_hash_lookup_ba(hdev, LE_LINK, dst);
if (!le) {
entry = hci_find_adv_entry(hdev, dst);
if (!entry)
return ERR_PTR(-EHOSTUNREACH);
le = hci_conn_add(hdev, LE_LINK, dst);
if (!le)
return ERR_PTR(-ENOMEM);
le->dst_type = entry->bdaddr_type;
le->dst_type = bdaddr_to_le(dst_type);
hci_le_connect(le);
}

8
net/bluetooth/l2cap_core.c
View File

@ -1479,11 +1479,11 @@ int l2cap_chan_connect(struct l2cap_chan *chan, __le16 psm, u16 cid, bdaddr_t *d
auth_type = l2cap_get_auth_type(chan);
if (chan->dcid == L2CAP_CID_LE_DATA)
hcon = hci_connect(hdev, LE_LINK, dst,
chan->sec_level, auth_type);
hcon = hci_connect(hdev, LE_LINK, dst, BDADDR_LE_RANDOM,
chan->sec_level, auth_type);
else
hcon = hci_connect(hdev, ACL_LINK, dst,
chan->sec_level, auth_type);
hcon = hci_connect(hdev, ACL_LINK, dst, BDADDR_BREDR,
chan->sec_level, auth_type);
if (IS_ERR(hcon)) {
err = PTR_ERR(hcon);

8
net/bluetooth/mgmt.c
View File

@ -1903,11 +1903,11 @@ static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data,
auth_type = HCI_AT_DEDICATED_BONDING_MITM;
if (cp->addr.type == BDADDR_BREDR)
conn = hci_connect(hdev, ACL_LINK, &cp->addr.bdaddr, sec_level,
auth_type);
conn = hci_connect(hdev, ACL_LINK, &cp->addr.bdaddr,
cp->addr.type, sec_level, auth_type);
else
conn = hci_connect(hdev, LE_LINK, &cp->addr.bdaddr, sec_level,
auth_type);
conn = hci_connect(hdev, LE_LINK, &cp->addr.bdaddr,
cp->addr.type, sec_level, auth_type);
memset(&rp, 0, sizeof(rp));
bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr);

3
net/bluetooth/sco.c
View File

@ -193,7 +193,8 @@ static int sco_connect(struct sock *sk)
else
type = SCO_LINK;
hcon = hci_connect(hdev, type, dst, BT_SECURITY_LOW, HCI_AT_NO_BONDING);
hcon = hci_connect(hdev, type, dst, BDADDR_BREDR, BT_SECURITY_LOW,
HCI_AT_NO_BONDING);
if (IS_ERR(hcon)) {
err = PTR_ERR(hcon);
goto done;