#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
-#ifndef CONFIG_BT_HCI_CORE_DEBUG
-#undef BT_DBG
-#define BT_DBG(D...)
-#endif
-
void hci_acl_connect(struct hci_conn *conn)
{
struct hci_dev *hdev = conn->hdev;
BT_DBG("%p", conn);
conn->state = BT_CONNECT;
- conn->out = 1;
+ conn->out = 1;
+
conn->link_mode = HCI_LM_MASTER;
conn->attempt++;
+ conn->link_policy = hdev->link_policy;
+
memset(&cp, 0, sizeof(cp));
bacpy(&cp.bdaddr, &conn->dst);
cp.pscan_rep_mode = 0x02;
- if ((ie = hci_inquiry_cache_lookup(hdev, &conn->dst)) &&
- inquiry_entry_age(ie) <= INQUIRY_ENTRY_AGE_MAX) {
- cp.pscan_rep_mode = ie->data.pscan_rep_mode;
- cp.pscan_mode = ie->data.pscan_mode;
- cp.clock_offset = ie->data.clock_offset | cpu_to_le16(0x8000);
+ if ((ie = hci_inquiry_cache_lookup(hdev, &conn->dst))) {
+ if (inquiry_entry_age(ie) <= INQUIRY_ENTRY_AGE_MAX) {
+ cp.pscan_rep_mode = ie->data.pscan_rep_mode;
+ cp.pscan_mode = ie->data.pscan_mode;
+ cp.clock_offset = ie->data.clock_offset |
+ cpu_to_le16(0x8000);
+ }
+
memcpy(conn->dev_class, ie->data.dev_class, 3);
+ conn->ssp_mode = ie->data.ssp_mode;
}
- cp.pkt_type = cpu_to_le16(hdev->pkt_type & ACL_PTYPE_MASK);
+ cp.pkt_type = cpu_to_le16(conn->pkt_type);
if (lmp_rswitch_capable(hdev) && !(hdev->link_mode & HCI_LM_MASTER))
cp.role_switch = 0x01;
else
conn->state = BT_CONNECT;
conn->out = 1;
+ conn->attempt++;
+
cp.handle = cpu_to_le16(handle);
- cp.pkt_type = cpu_to_le16(hdev->pkt_type & SCO_PTYPE_MASK);
+ cp.pkt_type = cpu_to_le16(conn->pkt_type);
hci_send_cmd(hdev, HCI_OP_ADD_SCO, sizeof(cp), &cp);
}
conn->state = BT_CONNECT;
conn->out = 1;
+ conn->attempt++;
+
cp.handle = cpu_to_le16(handle);
- cp.pkt_type = cpu_to_le16(hdev->esco_type);
+ cp.pkt_type = cpu_to_le16(conn->pkt_type);
cp.tx_bandwidth = cpu_to_le32(0x00001f40);
cp.rx_bandwidth = cpu_to_le32(0x00001f40);
{
struct hci_conn *conn = (void *) arg;
struct hci_dev *hdev = conn->hdev;
+ __u8 reason;
BT_DBG("conn %p state %d", conn, conn->state);
switch (conn->state) {
case BT_CONNECT:
- if (conn->type == ACL_LINK)
+ case BT_CONNECT2:
+ if (conn->type == ACL_LINK && conn->out)
hci_acl_connect_cancel(conn);
- else
- hci_acl_disconn(conn, 0x13);
break;
+ case BT_CONFIG:
case BT_CONNECTED:
- hci_acl_disconn(conn, 0x13);
+ reason = hci_proto_disconn_ind(conn);
+ hci_acl_disconn(conn, reason);
break;
default:
conn->state = BT_CLOSED;
return NULL;
bacpy(&conn->dst, dst);
- conn->hdev = hdev;
- conn->type = type;
- conn->mode = HCI_CM_ACTIVE;
- conn->state = BT_OPEN;
+ conn->hdev = hdev;
+ conn->type = type;
+ conn->mode = HCI_CM_ACTIVE;
+ conn->state = BT_OPEN;
+ conn->auth_type = HCI_AT_GENERAL_BONDING;
conn->power_save = 1;
+ conn->disc_timeout = HCI_DISCONN_TIMEOUT;
- skb_queue_head_init(&conn->data_q);
+ switch (type) {
+ case ACL_LINK:
+ conn->pkt_type = hdev->pkt_type & ACL_PTYPE_MASK;
+ break;
+ case SCO_LINK:
+ if (lmp_esco_capable(hdev))
+ conn->pkt_type = (hdev->esco_type & SCO_ESCO_MASK) |
+ (hdev->esco_type & EDR_ESCO_MASK);
+ else
+ conn->pkt_type = hdev->pkt_type & SCO_PTYPE_MASK;
+ break;
+ case ESCO_LINK:
+ conn->pkt_type = hdev->esco_type & ~EDR_ESCO_MASK;
+ break;
+ }
- init_timer(&conn->disc_timer);
- conn->disc_timer.function = hci_conn_timeout;
- conn->disc_timer.data = (unsigned long) conn;
+ skb_queue_head_init(&conn->data_q);
- init_timer(&conn->idle_timer);
- conn->idle_timer.function = hci_conn_idle;
- conn->idle_timer.data = (unsigned long) conn;
+ setup_timer(&conn->disc_timer, hci_conn_timeout, (unsigned long)conn);
+ setup_timer(&conn->idle_timer, hci_conn_idle, (unsigned long)conn);
atomic_set(&conn->refcnt, 0);
if (hdev->notify)
hdev->notify(hdev, HCI_NOTIFY_CONN_ADD);
- hci_conn_add_sysfs(conn);
+ atomic_set(&conn->devref, 0);
+
+ hci_conn_init_sysfs(conn);
tasklet_enable(&hdev->tx_task);
}
tasklet_disable(&hdev->tx_task);
+
hci_conn_hash_del(hdev, conn);
if (hdev->notify)
hdev->notify(hdev, HCI_NOTIFY_CONN_DEL);
+
tasklet_enable(&hdev->tx_task);
+
skb_queue_purge(&conn->data_q);
- hci_conn_del_sysfs(conn);
+
+ hci_conn_put_device(conn);
+
hci_dev_put(hdev);
return 0;
/* Create SCO or ACL connection.
* Device _must_ be locked */
-struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst)
+struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8 sec_level, __u8 auth_type)
{
struct hci_conn *acl;
struct hci_conn *sco;
hci_conn_hold(acl);
- if (acl->state == BT_OPEN || acl->state == BT_CLOSED)
+ if (acl->state == BT_OPEN || acl->state == BT_CLOSED) {
+ acl->sec_level = sec_level;
+ acl->auth_type = auth_type;
hci_acl_connect(acl);
+ }
if (type == ACL_LINK)
return acl;
if (acl->state == BT_CONNECTED &&
(sco->state == BT_OPEN || sco->state == BT_CLOSED)) {
+ acl->power_save = 1;
+ hci_conn_enter_active_mode(acl);
+
if (lmp_esco_capable(hdev))
hci_setup_sync(sco, acl->handle);
else
}
EXPORT_SYMBOL(hci_connect);
+/* Check link security requirement */
+int hci_conn_check_link_mode(struct hci_conn *conn)
+{
+ BT_DBG("conn %p", conn);
+
+ if (conn->ssp_mode > 0 && conn->hdev->ssp_mode > 0 &&
+ !(conn->link_mode & HCI_LM_ENCRYPT))
+ return 0;
+
+ return 1;
+}
+EXPORT_SYMBOL(hci_conn_check_link_mode);
+
/* Authenticate remote device */
-int hci_conn_auth(struct hci_conn *conn)
+static int hci_conn_auth(struct hci_conn *conn, __u8 sec_level, __u8 auth_type)
{
BT_DBG("conn %p", conn);
- if (conn->link_mode & HCI_LM_AUTH)
+ if (sec_level > conn->sec_level)
+ conn->sec_level = sec_level;
+ else if (conn->link_mode & HCI_LM_AUTH)
return 1;
+ conn->auth_type = auth_type;
+
if (!test_and_set_bit(HCI_CONN_AUTH_PEND, &conn->pend)) {
struct hci_cp_auth_requested cp;
cp.handle = cpu_to_le16(conn->handle);
- hci_send_cmd(conn->hdev, HCI_OP_AUTH_REQUESTED, sizeof(cp), &cp);
+ hci_send_cmd(conn->hdev, HCI_OP_AUTH_REQUESTED,
+ sizeof(cp), &cp);
}
+
return 0;
}
-EXPORT_SYMBOL(hci_conn_auth);
-/* Enable encryption */
-int hci_conn_encrypt(struct hci_conn *conn)
+/* Enable security */
+int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type)
{
BT_DBG("conn %p", conn);
- if (conn->link_mode & HCI_LM_ENCRYPT)
+ if (sec_level == BT_SECURITY_SDP)
return 1;
+ if (sec_level == BT_SECURITY_LOW &&
+ (!conn->ssp_mode || !conn->hdev->ssp_mode))
+ return 1;
+
+ if (conn->link_mode & HCI_LM_ENCRYPT)
+ return hci_conn_auth(conn, sec_level, auth_type);
+
if (test_and_set_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend))
return 0;
- if (hci_conn_auth(conn)) {
+ if (hci_conn_auth(conn, sec_level, auth_type)) {
struct hci_cp_set_conn_encrypt cp;
cp.handle = cpu_to_le16(conn->handle);
cp.encrypt = 1;
- hci_send_cmd(conn->hdev, HCI_OP_SET_CONN_ENCRYPT, sizeof(cp), &cp);
+ hci_send_cmd(conn->hdev, HCI_OP_SET_CONN_ENCRYPT,
+ sizeof(cp), &cp);
}
+
return 0;
}
-EXPORT_SYMBOL(hci_conn_encrypt);
+EXPORT_SYMBOL(hci_conn_security);
/* Change link key */
int hci_conn_change_link_key(struct hci_conn *conn)
if (!test_and_set_bit(HCI_CONN_AUTH_PEND, &conn->pend)) {
struct hci_cp_change_conn_link_key cp;
cp.handle = cpu_to_le16(conn->handle);
- hci_send_cmd(conn->hdev, HCI_OP_CHANGE_CONN_LINK_KEY, sizeof(cp), &cp);
+ hci_send_cmd(conn->hdev, HCI_OP_CHANGE_CONN_LINK_KEY,
+ sizeof(cp), &cp);
}
+
return 0;
}
EXPORT_SYMBOL(hci_conn_change_link_key);
/* Switch role */
-int hci_conn_switch_role(struct hci_conn *conn, uint8_t role)
+int hci_conn_switch_role(struct hci_conn *conn, __u8 role)
{
BT_DBG("conn %p", conn);
cp.role = role;
hci_send_cmd(conn->hdev, HCI_OP_SWITCH_ROLE, sizeof(cp), &cp);
}
+
return 0;
}
EXPORT_SYMBOL(hci_conn_switch_role);
c->state = BT_CLOSED;
- hci_proto_disconn_ind(c, 0x16);
+ hci_proto_disconn_cfm(c, 0x16);
hci_conn_del(c);
}
}
hci_dev_unlock(hdev);
}
+void hci_conn_hold_device(struct hci_conn *conn)
+{
+ atomic_inc(&conn->devref);
+}
+EXPORT_SYMBOL(hci_conn_hold_device);
+
+void hci_conn_put_device(struct hci_conn *conn)
+{
+ if (atomic_dec_and_test(&conn->devref))
+ hci_conn_del_sysfs(conn);
+}
+EXPORT_SYMBOL(hci_conn_put_device);
+
int hci_get_conn_list(void __user *arg)
{
struct hci_conn_list_req req, *cl;
return copy_to_user(ptr, &ci, sizeof(ci)) ? -EFAULT : 0;
}
+
+int hci_get_auth_info(struct hci_dev *hdev, void __user *arg)
+{
+ struct hci_auth_info_req req;
+ struct hci_conn *conn;
+
+ if (copy_from_user(&req, arg, sizeof(req)))
+ return -EFAULT;
+
+ hci_dev_lock_bh(hdev);
+ conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &req.bdaddr);
+ if (conn)
+ req.type = conn->auth_type;
+ hci_dev_unlock_bh(hdev);
+
+ if (!conn)
+ return -ENOENT;
+
+ return copy_to_user(arg, &req, sizeof(req)) ? -EFAULT : 0;
+}