*/
#include <linux/module.h>
+#include <asm/unaligned.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
-#define VERSION "1.3"
+#define VERSION "1.4"
static bool amp;
struct vhci_data {
struct hci_dev *hdev;
- unsigned long flags;
-
wait_queue_head_t read_wait;
struct sk_buff_head readq;
+
+ struct delayed_work open_timeout;
};
static int vhci_open_dev(struct hci_dev *hdev)
skb_queue_tail(&data->readq, skb);
wake_up_interruptible(&data->read_wait);
+ return 0;
+}
+
+static int vhci_create_device(struct vhci_data *data, __u8 dev_type)
+{
+ struct hci_dev *hdev;
+ struct sk_buff *skb;
+
+ skb = bt_skb_alloc(4, GFP_KERNEL);
+ if (!skb)
+ return -ENOMEM;
+
+ hdev = hci_alloc_dev();
+ if (!hdev) {
+ kfree_skb(skb);
+ return -ENOMEM;
+ }
+
+ data->hdev = hdev;
+
+ hdev->bus = HCI_VIRTUAL;
+ hdev->dev_type = dev_type;
+ hci_set_drvdata(hdev, data);
+
+ hdev->open = vhci_open_dev;
+ hdev->close = vhci_close_dev;
+ hdev->flush = vhci_flush;
+ hdev->send = vhci_send_frame;
+ if (hci_register_dev(hdev) < 0) {
+ BT_ERR("Can't register HCI device");
+ hci_free_dev(hdev);
+ data->hdev = NULL;
+ kfree_skb(skb);
+ return -EBUSY;
+ }
+
+ bt_cb(skb)->pkt_type = HCI_VENDOR_PKT;
+
+ *skb_put(skb, 1) = 0xff;
+ *skb_put(skb, 1) = dev_type;
+ put_unaligned_le16(hdev->id, skb_put(skb, 2));
+ skb_queue_tail(&data->readq, skb);
+
+ wake_up_interruptible(&data->read_wait);
return 0;
}
static inline ssize_t vhci_get_user(struct vhci_data *data,
- const char __user *buf, size_t count)
+ const char __user *buf, size_t count)
{
struct sk_buff *skb;
+ __u8 pkt_type, dev_type;
+ int ret;
- if (count > HCI_MAX_FRAME_SIZE)
+ if (count < 2 || count > HCI_MAX_FRAME_SIZE)
return -EINVAL;
skb = bt_skb_alloc(count, GFP_KERNEL);
return -EFAULT;
}
- skb->dev = (void *) data->hdev;
- bt_cb(skb)->pkt_type = *((__u8 *) skb->data);
+ pkt_type = *((__u8 *) skb->data);
skb_pull(skb, 1);
- hci_recv_frame(skb);
+ switch (pkt_type) {
+ case HCI_EVENT_PKT:
+ case HCI_ACLDATA_PKT:
+ case HCI_SCODATA_PKT:
+ if (!data->hdev) {
+ kfree_skb(skb);
+ return -ENODEV;
+ }
+
+ skb->dev = (void *) data->hdev;
+ bt_cb(skb)->pkt_type = pkt_type;
+
+ ret = hci_recv_frame(skb);
+ break;
+
+ case HCI_VENDOR_PKT:
+ if (data->hdev) {
+ kfree_skb(skb);
+ return -EBADFD;
+ }
- return count;
+ cancel_delayed_work_sync(&data->open_timeout);
+
+ dev_type = *((__u8 *) skb->data);
+ skb_pull(skb, 1);
+
+ if (skb->len > 0) {
+ kfree_skb(skb);
+ return -EINVAL;
+ }
+
+ kfree_skb(skb);
+
+ if (dev_type != HCI_BREDR && dev_type != HCI_AMP)
+ return -EINVAL;
+
+ ret = vhci_create_device(data, dev_type);
+ break;
+
+ default:
+ kfree_skb(skb);
+ return -EINVAL;
+ }
+
+ return (ret < 0) ? ret : count;
}
static inline ssize_t vhci_put_user(struct vhci_data *data,
- struct sk_buff *skb, char __user *buf, int count)
+ struct sk_buff *skb,
+ char __user *buf, int count)
{
char __user *ptr = buf;
- int len, total = 0;
+ int len;
len = min_t(unsigned int, skb->len, count);
if (copy_to_user(ptr, skb->data, len))
return -EFAULT;
- total += len;
+ if (!data->hdev)
+ return len;
data->hdev->stat.byte_tx += len;
case HCI_COMMAND_PKT:
data->hdev->stat.cmd_tx++;
break;
-
case HCI_ACLDATA_PKT:
data->hdev->stat.acl_tx++;
break;
-
case HCI_SCODATA_PKT:
data->hdev->stat.sco_tx++;
break;
}
- return total;
+ return len;
}
static ssize_t vhci_read(struct file *file,
- char __user *buf, size_t count, loff_t *pos)
+ char __user *buf, size_t count, loff_t *pos)
{
struct vhci_data *data = file->private_data;
struct sk_buff *skb;
}
ret = wait_event_interruptible(data->read_wait,
- !skb_queue_empty(&data->readq));
+ !skb_queue_empty(&data->readq));
if (ret < 0)
break;
}
}
static ssize_t vhci_write(struct file *file,
- const char __user *buf, size_t count, loff_t *pos)
+ const char __user *buf, size_t count, loff_t *pos)
{
struct vhci_data *data = file->private_data;
return POLLOUT | POLLWRNORM;
}
+static void vhci_open_timeout(struct work_struct *work)
+{
+ struct vhci_data *data = container_of(work, struct vhci_data,
+ open_timeout.work);
+
+ vhci_create_device(data, amp ? HCI_AMP : HCI_BREDR);
+}
+
static int vhci_open(struct inode *inode, struct file *file)
{
struct vhci_data *data;
- struct hci_dev *hdev;
data = kzalloc(sizeof(struct vhci_data), GFP_KERNEL);
if (!data)
skb_queue_head_init(&data->readq);
init_waitqueue_head(&data->read_wait);
- hdev = hci_alloc_dev();
- if (!hdev) {
- kfree(data);
- return -ENOMEM;
- }
-
- data->hdev = hdev;
-
- hdev->bus = HCI_VIRTUAL;
- hci_set_drvdata(hdev, data);
-
- if (amp)
- hdev->dev_type = HCI_AMP;
-
- hdev->open = vhci_open_dev;
- hdev->close = vhci_close_dev;
- hdev->flush = vhci_flush;
- hdev->send = vhci_send_frame;
-
- if (hci_register_dev(hdev) < 0) {
- BT_ERR("Can't register HCI device");
- kfree(data);
- hci_free_dev(hdev);
- return -EBUSY;
- }
+ INIT_DELAYED_WORK(&data->open_timeout, vhci_open_timeout);
file->private_data = data;
nonseekable_open(inode, file);
+ schedule_delayed_work(&data->open_timeout, msecs_to_jiffies(1000));
+
return 0;
}
struct vhci_data *data = file->private_data;
struct hci_dev *hdev = data->hdev;
- hci_unregister_dev(hdev);
- hci_free_dev(hdev);
+ cancel_delayed_work_sync(&data->open_timeout);
+
+ if (hdev) {
+ hci_unregister_dev(hdev);
+ hci_free_dev(hdev);
+ }
file->private_data = NULL;
kfree(data);
MODULE_DESCRIPTION("Bluetooth virtual HCI driver ver " VERSION);
MODULE_VERSION(VERSION);
MODULE_LICENSE("GPL");
+MODULE_ALIAS("devname:vhci");
uint bt_sock_poll(struct file *file, struct socket *sock, poll_table *wait);
int bt_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg);
int bt_sock_wait_state(struct sock *sk, int state, unsigned long timeo);
+int bt_sock_wait_ready(struct sock *sk, unsigned long flags);
void bt_accept_enqueue(struct sock *parent, struct sock *sk);
void bt_accept_unlink(struct sock *sk);
HCI_SERVICE_CACHE,
HCI_DEBUG_KEYS,
HCI_UNREGISTER,
+ HCI_USER_CHANNEL,
HCI_LE_SCAN,
HCI_SSP_ENABLED,
} __packed;
#define HCI_OP_SET_EVENT_MASK 0x0c01
-struct hci_cp_set_event_mask {
- __u8 mask[8];
-} __packed;
#define HCI_OP_RESET 0x0c03
__s8 tx_power;
} __packed;
+#define HCI_OP_SET_EVENT_MASK_PAGE_2 0x0c63
+
#define HCI_OP_READ_FLOW_CONTROL_MODE 0x0c66
struct hci_rp_read_flow_control_mode {
__u8 status;
__u8 simul;
} __packed;
+#define HCI_OP_READ_SYNC_TRAIN_PARAMS 0x0c77
+
#define HCI_OP_READ_LOCAL_VERSION 0x1001
struct hci_rp_read_local_version {
__u8 status;
#define HCI_DEV_NONE 0xffff
#define HCI_CHANNEL_RAW 0
+#define HCI_CHANNEL_USER 1
#define HCI_CHANNEL_MONITOR 2
#define HCI_CHANNEL_CONTROL 3
int mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status);
int mgmt_read_local_oob_data_reply_complete(struct hci_dev *hdev, u8 *hash,
u8 *randomizer, u8 status);
-int mgmt_le_enable_complete(struct hci_dev *hdev, u8 enable, u8 status);
int mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
u8 addr_type, u8 *dev_class, s8 rssi, u8 cfm_name,
u8 ssp, u8 *eir, u16 eir_len);
#define MGMT_SETTING_BREDR 0x00000080
#define MGMT_SETTING_HS 0x00000100
#define MGMT_SETTING_LE 0x00000200
+#define MGMT_SETTING_ADVERTISING 0x00000400
#define MGMT_OP_READ_INFO 0x0004
#define MGMT_READ_INFO_SIZE 0
} __packed;
#define MGMT_SET_DEVICE_ID_SIZE 8
+#define MGMT_OP_SET_ADVERTISING 0x0029
+
#define MGMT_EV_CMD_COMPLETE 0x0001
struct mgmt_ev_cmd_complete {
__le16 opcode;
}
EXPORT_SYMBOL(bt_sock_ioctl);
+/* This function expects the sk lock to be held when called */
int bt_sock_wait_state(struct sock *sk, int state, unsigned long timeo)
{
DECLARE_WAITQUEUE(wait, current);
}
EXPORT_SYMBOL(bt_sock_wait_state);
+/* This function expects the sk lock to be held when called */
+int bt_sock_wait_ready(struct sock *sk, unsigned long flags)
+{
+ DECLARE_WAITQUEUE(wait, current);
+ unsigned long timeo;
+ int err = 0;
+
+ BT_DBG("sk %p", sk);
+
+ timeo = sock_sndtimeo(sk, flags & O_NONBLOCK);
+
+ add_wait_queue(sk_sleep(sk), &wait);
+ set_current_state(TASK_INTERRUPTIBLE);
+ while (test_bit(BT_SK_SUSPEND, &bt_sk(sk)->flags)) {
+ if (!timeo) {
+ err = -EAGAIN;
+ break;
+ }
+
+ if (signal_pending(current)) {
+ err = sock_intr_errno(timeo);
+ break;
+ }
+
+ release_sock(sk);
+ timeo = schedule_timeout(timeo);
+ lock_sock(sk);
+ set_current_state(TASK_INTERRUPTIBLE);
+
+ err = sock_error(sk);
+ if (err)
+ break;
+ }
+ __set_current_state(TASK_RUNNING);
+ remove_wait_queue(sk_sleep(sk), &wait);
+
+ return err;
+}
+EXPORT_SYMBOL(bt_sock_wait_ready);
+
#ifdef CONFIG_PROC_FS
struct bt_seq_state {
struct bt_sock_list *l;
list_for_each_entry(d, &hci_dev_list, list) {
if (!test_bit(HCI_UP, &d->flags) ||
test_bit(HCI_RAW, &d->flags) ||
+ test_bit(HCI_USER_CHANNEL, &d->dev_flags) ||
d->dev_type != HCI_BREDR)
continue;
&cp);
}
+static void hci_set_event_mask_page_2(struct hci_request *req)
+{
+ struct hci_dev *hdev = req->hdev;
+ u8 events[8] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
+
+ /* If Connectionless Slave Broadcast master role is supported
+ * enable all necessary events for it.
+ */
+ if (hdev->features[2][0] & 0x01) {
+ events[1] |= 0x40; /* Triggered Clock Capture */
+ events[1] |= 0x80; /* Synchronization Train Complete */
+ events[2] |= 0x10; /* Slave Page Response Timeout */
+ events[2] |= 0x20; /* CSB Channel Map Change */
+ }
+
+ /* If Connectionless Slave Broadcast slave role is supported
+ * enable all necessary events for it.
+ */
+ if (hdev->features[2][0] & 0x02) {
+ events[2] |= 0x01; /* Synchronization Train Received */
+ events[2] |= 0x02; /* CSB Receive */
+ events[2] |= 0x04; /* CSB Timeout */
+ events[2] |= 0x08; /* Truncated Page Complete */
+ }
+
+ hci_req_add(req, HCI_OP_SET_EVENT_MASK_PAGE_2, sizeof(events), events);
+}
+
static void hci_init3_req(struct hci_request *req, unsigned long opt)
{
struct hci_dev *hdev = req->hdev;
}
}
+static void hci_init4_req(struct hci_request *req, unsigned long opt)
+{
+ struct hci_dev *hdev = req->hdev;
+
+ /* Set event mask page 2 if the HCI command for it is supported */
+ if (hdev->commands[22] & 0x04)
+ hci_set_event_mask_page_2(req);
+
+ /* Check for Synchronization Train support */
+ if (hdev->features[2][0] & 0x04)
+ hci_req_add(req, HCI_OP_READ_SYNC_TRAIN_PARAMS, 0, NULL);
+}
+
static int __hci_init(struct hci_dev *hdev)
{
int err;
if (err < 0)
return err;
- return __hci_req_sync(hdev, hci_init3_req, 0, HCI_INIT_TIMEOUT);
+ err = __hci_req_sync(hdev, hci_init3_req, 0, HCI_INIT_TIMEOUT);
+ if (err < 0)
+ return err;
+
+ return __hci_req_sync(hdev, hci_init4_req, 0, HCI_INIT_TIMEOUT);
}
static void hci_scan_req(struct hci_request *req, unsigned long opt)
if (!hdev)
return -ENODEV;
+ if (test_bit(HCI_USER_CHANNEL, &hdev->dev_flags)) {
+ err = -EBUSY;
+ goto done;
+ }
+
hci_dev_lock(hdev);
if (inquiry_cache_age(hdev) > INQUIRY_CACHE_AGE_MAX ||
inquiry_cache_empty(hdev) || ir.flags & IREQ_CACHE_FLUSH) {
if (test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks))
set_bit(HCI_RAW, &hdev->flags);
- if (!test_bit(HCI_RAW, &hdev->flags))
+ if (!test_bit(HCI_RAW, &hdev->flags) &&
+ !test_bit(HCI_USER_CHANNEL, &hdev->dev_flags))
ret = __hci_init(hdev);
}
set_bit(HCI_UP, &hdev->flags);
hci_notify(hdev, HCI_DEV_UP);
if (!test_bit(HCI_SETUP, &hdev->dev_flags) &&
+ !test_bit(HCI_USER_CHANNEL, &hdev->dev_flags) &&
mgmt_valid_hdev(hdev)) {
hci_dev_lock(hdev);
mgmt_powered(hdev, 1);
if (!hdev)
return -ENODEV;
+ if (test_bit(HCI_USER_CHANNEL, &hdev->dev_flags)) {
+ err = -EBUSY;
+ goto done;
+ }
+
if (test_and_clear_bit(HCI_AUTO_OFF, &hdev->dev_flags))
cancel_delayed_work(&hdev->power_off);
err = hci_dev_do_close(hdev);
+done:
hci_dev_put(hdev);
return err;
}
hci_req_lock(hdev);
- if (!test_bit(HCI_UP, &hdev->flags))
+ if (!test_bit(HCI_UP, &hdev->flags)) {
+ ret = -ENETDOWN;
+ goto done;
+ }
+
+ if (test_bit(HCI_USER_CHANNEL, &hdev->dev_flags)) {
+ ret = -EBUSY;
goto done;
+ }
/* Drop queues */
skb_queue_purge(&hdev->rx_q);
if (!hdev)
return -ENODEV;
+ if (test_bit(HCI_USER_CHANNEL, &hdev->dev_flags)) {
+ ret = -EBUSY;
+ goto done;
+ }
+
memset(&hdev->stat, 0, sizeof(struct hci_dev_stats));
+done:
hci_dev_put(hdev);
-
return ret;
}
if (!hdev)
return -ENODEV;
+ if (test_bit(HCI_USER_CHANNEL, &hdev->dev_flags)) {
+ err = -EBUSY;
+ goto done;
+ }
+
switch (cmd) {
case HCISETAUTH:
err = hci_req_sync(hdev, hci_auth_req, dr.dev_opt,
break;
}
+done:
hci_dev_put(hdev);
return err;
}
BT_DBG("%p name %s blocked %d", hdev, hdev->name, blocked);
+ if (test_bit(HCI_USER_CHANNEL, &hdev->dev_flags))
+ return -EBUSY;
+
if (blocked) {
set_bit(HCI_RFKILLED, &hdev->dev_flags);
if (!test_bit(HCI_SETUP, &hdev->dev_flags))
hci_dev_do_close(hdev);
} else {
clear_bit(HCI_RFKILLED, &hdev->dev_flags);
-}
+ }
return 0;
}
BT_DBG("%s acl %d sco %d le %d", hdev->name, hdev->acl_cnt,
hdev->sco_cnt, hdev->le_cnt);
- /* Schedule queues and send stuff to HCI driver */
-
- hci_sched_acl(hdev);
-
- hci_sched_sco(hdev);
-
- hci_sched_esco(hdev);
-
- hci_sched_le(hdev);
+ if (!test_bit(HCI_USER_CHANNEL, &hdev->dev_flags)) {
+ /* Schedule queues and send stuff to HCI driver */
+ hci_sched_acl(hdev);
+ hci_sched_sco(hdev);
+ hci_sched_esco(hdev);
+ hci_sched_le(hdev);
+ }
/* Send next queued raw (unknown type) packet */
while ((skb = skb_dequeue(&hdev->raw_q)))
hci_send_to_sock(hdev, skb);
}
- if (test_bit(HCI_RAW, &hdev->flags)) {
+ if (test_bit(HCI_RAW, &hdev->flags) ||
+ test_bit(HCI_USER_CHANNEL, &hdev->dev_flags)) {
kfree_skb(skb);
continue;
}
kfree_skb(hdev->sent_cmd);
- hdev->sent_cmd = skb_clone(skb, GFP_ATOMIC);
+ hdev->sent_cmd = skb_clone(skb, GFP_KERNEL);
if (hdev->sent_cmd) {
atomic_dec(&hdev->cmd_cnt);
hci_send_frame(skb);
return;
if (!status) {
- if (sent->le)
+ if (sent->le) {
hdev->features[1][0] |= LMP_HOST_LE;
- else
+ set_bit(HCI_LE_ENABLED, &hdev->dev_flags);
+ } else {
hdev->features[1][0] &= ~LMP_HOST_LE;
+ clear_bit(HCI_LE_ENABLED, &hdev->dev_flags);
+ clear_bit(HCI_LE_PERIPHERAL, &hdev->dev_flags);
+ }
if (sent->simul)
hdev->features[1][0] |= LMP_HOST_LE_BREDR;
else
hdev->features[1][0] &= ~LMP_HOST_LE_BREDR;
}
-
- if (test_bit(HCI_MGMT, &hdev->dev_flags) &&
- !test_bit(HCI_INIT, &hdev->flags))
- mgmt_le_enable_complete(hdev, sent->le, status);
}
static void hci_cc_write_remote_amp_assoc(struct hci_dev *hdev,
.lock = __RW_LOCK_UNLOCKED(hci_sk_list.lock)
};
+static bool is_filtered_packet(struct sock *sk, struct sk_buff *skb)
+{
+ struct hci_filter *flt;
+ int flt_type, flt_event;
+
+ /* Apply filter */
+ flt = &hci_pi(sk)->filter;
+
+ if (bt_cb(skb)->pkt_type == HCI_VENDOR_PKT)
+ flt_type = 0;
+ else
+ flt_type = bt_cb(skb)->pkt_type & HCI_FLT_TYPE_BITS;
+
+ if (!test_bit(flt_type, &flt->type_mask))
+ return true;
+
+ /* Extra filter for event packets only */
+ if (bt_cb(skb)->pkt_type != HCI_EVENT_PKT)
+ return false;
+
+ flt_event = (*(__u8 *)skb->data & HCI_FLT_EVENT_BITS);
+
+ if (!hci_test_bit(flt_event, &flt->event_mask))
+ return true;
+
+ /* Check filter only when opcode is set */
+ if (!flt->opcode)
+ return false;
+
+ if (flt_event == HCI_EV_CMD_COMPLETE &&
+ flt->opcode != get_unaligned((__le16 *)(skb->data + 3)))
+ return true;
+
+ if (flt_event == HCI_EV_CMD_STATUS &&
+ flt->opcode != get_unaligned((__le16 *)(skb->data + 4)))
+ return true;
+
+ return false;
+}
+
/* Send frame to RAW socket */
void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb)
{
read_lock(&hci_sk_list.lock);
sk_for_each(sk, &hci_sk_list.head) {
- struct hci_filter *flt;
struct sk_buff *nskb;
if (sk->sk_state != BT_BOUND || hci_pi(sk)->hdev != hdev)
if (skb->sk == sk)
continue;
- if (hci_pi(sk)->channel != HCI_CHANNEL_RAW)
- continue;
-
- /* Apply filter */
- flt = &hci_pi(sk)->filter;
-
- if (!test_bit((bt_cb(skb)->pkt_type == HCI_VENDOR_PKT) ?
- 0 : (bt_cb(skb)->pkt_type & HCI_FLT_TYPE_BITS),
- &flt->type_mask))
- continue;
-
- if (bt_cb(skb)->pkt_type == HCI_EVENT_PKT) {
- int evt = (*(__u8 *)skb->data & HCI_FLT_EVENT_BITS);
-
- if (!hci_test_bit(evt, &flt->event_mask))
+ if (hci_pi(sk)->channel == HCI_CHANNEL_RAW) {
+ if (is_filtered_packet(sk, skb))
continue;
-
- if (flt->opcode &&
- ((evt == HCI_EV_CMD_COMPLETE &&
- flt->opcode !=
- get_unaligned((__le16 *)(skb->data + 3))) ||
- (evt == HCI_EV_CMD_STATUS &&
- flt->opcode !=
- get_unaligned((__le16 *)(skb->data + 4)))))
+ } else if (hci_pi(sk)->channel == HCI_CHANNEL_USER) {
+ if (!bt_cb(skb)->incoming)
+ continue;
+ if (bt_cb(skb)->pkt_type != HCI_EVENT_PKT &&
+ bt_cb(skb)->pkt_type != HCI_ACLDATA_PKT &&
+ bt_cb(skb)->pkt_type != HCI_SCODATA_PKT)
continue;
+ } else {
+ /* Don't send frame to other channel types */
+ continue;
}
if (!skb_copy) {
bt_sock_unlink(&hci_sk_list, sk);
if (hdev) {
+ if (hci_pi(sk)->channel == HCI_CHANNEL_USER) {
+ mgmt_index_added(hdev);
+ clear_bit(HCI_USER_CHANNEL, &hdev->dev_flags);
+ hci_dev_close(hdev->id);
+ }
+
atomic_dec(&hdev->promisc);
hci_dev_put(hdev);
}
if (!hdev)
return -EBADFD;
+ if (test_bit(HCI_USER_CHANNEL, &hdev->dev_flags))
+ return -EBUSY;
+
switch (cmd) {
case HCISETRAW:
if (!capable(CAP_NET_ADMIN))
if (!capable(CAP_NET_ADMIN))
return -EPERM;
return hci_sock_blacklist_del(hdev, (void __user *) arg);
-
- default:
- if (hdev->ioctl)
- return hdev->ioctl(hdev, cmd, arg);
- return -EINVAL;
}
+
+ if (hdev->ioctl)
+ return hdev->ioctl(hdev, cmd, arg);
+
+ return -EINVAL;
}
static int hci_sock_ioctl(struct socket *sock, unsigned int cmd,
unsigned long arg)
{
- struct sock *sk = sock->sk;
void __user *argp = (void __user *) arg;
+ struct sock *sk = sock->sk;
int err;
BT_DBG("cmd %x arg %lx", cmd, arg);
+ lock_sock(sk);
+
+ if (hci_pi(sk)->channel != HCI_CHANNEL_RAW) {
+ err = -EBADFD;
+ goto done;
+ }
+
+ release_sock(sk);
+
switch (cmd) {
case HCIGETDEVLIST:
return hci_get_dev_list(argp);
case HCIINQUIRY:
return hci_inquiry(argp);
-
- default:
- lock_sock(sk);
- err = hci_sock_bound_ioctl(sk, cmd, arg);
- release_sock(sk);
- return err;
}
+
+ lock_sock(sk);
+
+ err = hci_sock_bound_ioctl(sk, cmd, arg);
+
+done:
+ release_sock(sk);
+ return err;
}
static int hci_sock_bind(struct socket *sock, struct sockaddr *addr,
hci_pi(sk)->hdev = hdev;
break;
+ case HCI_CHANNEL_USER:
+ if (hci_pi(sk)->hdev) {
+ err = -EALREADY;
+ goto done;
+ }
+
+ if (haddr.hci_dev == HCI_DEV_NONE) {
+ err = -EINVAL;
+ goto done;
+ }
+
+ if (!capable(CAP_NET_RAW)) {
+ err = -EPERM;
+ goto done;
+ }
+
+ hdev = hci_dev_get(haddr.hci_dev);
+ if (!hdev) {
+ err = -ENODEV;
+ goto done;
+ }
+
+ if (test_bit(HCI_UP, &hdev->flags) ||
+ test_bit(HCI_INIT, &hdev->flags) ||
+ test_bit(HCI_SETUP, &hdev->dev_flags)) {
+ err = -EBUSY;
+ hci_dev_put(hdev);
+ goto done;
+ }
+
+ if (test_and_set_bit(HCI_USER_CHANNEL, &hdev->dev_flags)) {
+ err = -EUSERS;
+ hci_dev_put(hdev);
+ goto done;
+ }
+
+ mgmt_index_removed(hdev);
+
+ err = hci_dev_open(hdev->id);
+ if (err) {
+ clear_bit(HCI_USER_CHANNEL, &hdev->dev_flags);
+ hci_dev_put(hdev);
+ goto done;
+ }
+
+ atomic_inc(&hdev->promisc);
+
+ hci_pi(sk)->hdev = hdev;
+ break;
+
case HCI_CHANNEL_CONTROL:
if (haddr.hci_dev != HCI_DEV_NONE) {
err = -EINVAL;
{
struct sockaddr_hci *haddr = (struct sockaddr_hci *) addr;
struct sock *sk = sock->sk;
- struct hci_dev *hdev = hci_pi(sk)->hdev;
+ struct hci_dev *hdev;
+ int err = 0;
BT_DBG("sock %p sk %p", sock, sk);
- if (!hdev)
- return -EBADFD;
+ if (peer)
+ return -EOPNOTSUPP;
lock_sock(sk);
+ hdev = hci_pi(sk)->hdev;
+ if (!hdev) {
+ err = -EBADFD;
+ goto done;
+ }
+
*addr_len = sizeof(*haddr);
haddr->hci_family = AF_BLUETOOTH;
haddr->hci_dev = hdev->id;
- haddr->hci_channel= 0;
+ haddr->hci_channel= hci_pi(sk)->channel;
+done:
release_sock(sk);
- return 0;
+ return err;
}
static void hci_sock_cmsg(struct sock *sk, struct msghdr *msg,
case HCI_CHANNEL_RAW:
hci_sock_cmsg(sk, msg, skb);
break;
+ case HCI_CHANNEL_USER:
case HCI_CHANNEL_CONTROL:
case HCI_CHANNEL_MONITOR:
sock_recv_timestamp(msg, sk, skb);
switch (hci_pi(sk)->channel) {
case HCI_CHANNEL_RAW:
+ case HCI_CHANNEL_USER:
break;
case HCI_CHANNEL_CONTROL:
err = mgmt_control(sk, msg, len);
skb_pull(skb, 1);
skb->dev = (void *) hdev;
- if (bt_cb(skb)->pkt_type == HCI_COMMAND_PKT) {
+ if (hci_pi(sk)->channel == HCI_CHANNEL_RAW &&
+ bt_cb(skb)->pkt_type == HCI_COMMAND_PKT) {
u16 opcode = get_unaligned_le16(skb->data);
u16 ogf = hci_opcode_ogf(opcode);
u16 ocf = hci_opcode_ocf(opcode);
goto drop;
}
+ if (hci_pi(sk)->channel == HCI_CHANNEL_USER &&
+ bt_cb(skb)->pkt_type != HCI_COMMAND_PKT &&
+ bt_cb(skb)->pkt_type != HCI_ACLDATA_PKT &&
+ bt_cb(skb)->pkt_type != HCI_SCODATA_PKT) {
+ err = -EINVAL;
+ goto drop;
+ }
+
skb_queue_tail(&hdev->raw_q, skb);
queue_work(hdev->workqueue, &hdev->tx_work);
}
lock_sock(sk);
if (hci_pi(sk)->channel != HCI_CHANNEL_RAW) {
- err = -EINVAL;
+ err = -EBADFD;
goto done;
}
lock_sock(sk);
if (hci_pi(sk)->channel != HCI_CHANNEL_RAW) {
- err = -EINVAL;
+ err = -EBADFD;
goto done;
}
if (scid) {
chan = __l2cap_get_chan_by_scid(conn, scid);
if (!chan) {
- err = -EFAULT;
+ err = -EBADSLT;
goto unlock;
}
} else {
chan = __l2cap_get_chan_by_ident(conn, cmd->ident);
if (!chan) {
- err = -EFAULT;
+ err = -EBADSLT;
goto unlock;
}
}
chan = l2cap_get_chan_by_scid(conn, dcid);
if (!chan)
- return -ENOENT;
+ return -EBADSLT;
if (chan->state != BT_CONFIG && chan->state != BT_CONNECT2) {
struct l2cap_cmd_rej_cid rej;
chan = __l2cap_get_chan_by_scid(conn, dcid);
if (!chan) {
mutex_unlock(&conn->chan_lock);
- return 0;
+ return -EBADSLT;
}
l2cap_chan_lock(chan);
hs_hcon = hci_conn_hash_lookup_ba(hdev, AMP_LINK, conn->dst);
if (!hs_hcon) {
hci_dev_put(hdev);
- return -EFAULT;
+ return -EBADSLT;
}
BT_DBG("mgr %p bredr_chan %p hs_hcon %p", mgr, chan, hs_hcon);
l2cap_send_cmd(conn, cmd->ident, L2CAP_CREATE_CHAN_RSP,
sizeof(rsp), &rsp);
- return -EFAULT;
+ return 0;
}
static void l2cap_send_move_chan_req(struct l2cap_chan *chan, u8 dest_amp_id)
case L2CAP_CONN_RSP:
case L2CAP_CREATE_CHAN_RSP:
- err = l2cap_connect_create_rsp(conn, cmd, cmd_len, data);
+ l2cap_connect_create_rsp(conn, cmd, cmd_len, data);
break;
case L2CAP_CONF_REQ:
break;
case L2CAP_CONF_RSP:
- err = l2cap_config_rsp(conn, cmd, cmd_len, data);
+ l2cap_config_rsp(conn, cmd, cmd_len, data);
break;
case L2CAP_DISCONN_REQ:
break;
case L2CAP_DISCONN_RSP:
- err = l2cap_disconnect_rsp(conn, cmd, cmd_len, data);
+ l2cap_disconnect_rsp(conn, cmd, cmd_len, data);
break;
case L2CAP_ECHO_REQ:
break;
case L2CAP_INFO_RSP:
- err = l2cap_information_rsp(conn, cmd, cmd_len, data);
+ l2cap_information_rsp(conn, cmd, cmd_len, data);
break;
case L2CAP_CREATE_CHAN_REQ:
break;
case L2CAP_MOVE_CHAN_RSP:
- err = l2cap_move_channel_rsp(conn, cmd, cmd_len, data);
+ l2cap_move_channel_rsp(conn, cmd, cmd_len, data);
break;
case L2CAP_MOVE_CHAN_CFM:
break;
case L2CAP_MOVE_CHAN_CFM_RSP:
- err = l2cap_move_channel_confirm_rsp(conn, cmd, cmd_len, data);
+ l2cap_move_channel_confirm_rsp(conn, cmd, cmd_len, data);
break;
default:
}
}
+static __le16 l2cap_err_to_reason(int err)
+{
+ switch (err) {
+ case -EBADSLT:
+ return __constant_cpu_to_le16(L2CAP_REJ_INVALID_CID);
+ case -EMSGSIZE:
+ return __constant_cpu_to_le16(L2CAP_REJ_MTU_EXCEEDED);
+ case -EINVAL:
+ case -EPROTO:
+ default:
+ return __constant_cpu_to_le16(L2CAP_REJ_NOT_UNDERSTOOD);
+ }
+}
+
static inline void l2cap_le_sig_channel(struct l2cap_conn *conn,
struct sk_buff *skb)
{
+ struct hci_conn *hcon = conn->hcon;
u8 *data = skb->data;
int len = skb->len;
struct l2cap_cmd_hdr cmd;
l2cap_raw_recv(conn, skb);
+ if (hcon->type != LE_LINK)
+ return;
+
while (len >= L2CAP_CMD_HDR_SIZE) {
u16 cmd_len;
memcpy(&cmd, data, L2CAP_CMD_HDR_SIZE);
BT_ERR("Wrong link type (%d)", err);
- /* FIXME: Map err to a valid reason */
- rej.reason = __constant_cpu_to_le16(L2CAP_REJ_NOT_UNDERSTOOD);
+ rej.reason = l2cap_err_to_reason(err);
l2cap_send_cmd(conn, cmd.ident, L2CAP_COMMAND_REJ,
sizeof(rej), &rej);
}
static inline void l2cap_sig_channel(struct l2cap_conn *conn,
struct sk_buff *skb)
{
+ struct hci_conn *hcon = conn->hcon;
u8 *data = skb->data;
int len = skb->len;
struct l2cap_cmd_hdr cmd;
l2cap_raw_recv(conn, skb);
+ if (hcon->type != ACL_LINK)
+ return;
+
while (len >= L2CAP_CMD_HDR_SIZE) {
u16 cmd_len;
memcpy(&cmd, data, L2CAP_CMD_HDR_SIZE);
BT_ERR("Wrong link type (%d)", err);
- /* FIXME: Map err to a valid reason */
- rej.reason = __constant_cpu_to_le16(L2CAP_REJ_NOT_UNDERSTOOD);
+ rej.reason = l2cap_err_to_reason(err);
l2cap_send_cmd(conn, cmd.ident, L2CAP_COMMAND_REJ,
sizeof(rej), &rej);
}
struct sk_buff *skb, u8 event)
{
int err = 0;
- bool skb_in_use = 0;
+ bool skb_in_use = false;
BT_DBG("chan %p, control %p, skb %p, event %d", chan, control, skb,
event);
control->txseq);
chan->buffer_seq = chan->expected_tx_seq;
- skb_in_use = 1;
+ skb_in_use = true;
err = l2cap_reassemble_sdu(chan, skb, control);
if (err)
* current frame is stored for later use.
*/
skb_queue_tail(&chan->srej_q, skb);
- skb_in_use = 1;
+ skb_in_use = true;
BT_DBG("Queued %p (queue len %d)", skb,
skb_queue_len(&chan->srej_q));
{
int err = 0;
u16 txseq = control->txseq;
- bool skb_in_use = 0;
+ bool skb_in_use = false;
BT_DBG("chan %p, control %p, skb %p, event %d", chan, control, skb,
event);
/* Keep frame for reassembly later */
l2cap_pass_to_tx(chan, control);
skb_queue_tail(&chan->srej_q, skb);
- skb_in_use = 1;
+ skb_in_use = true;
BT_DBG("Queued %p (queue len %d)", skb,
skb_queue_len(&chan->srej_q));
l2cap_pass_to_tx(chan, control);
skb_queue_tail(&chan->srej_q, skb);
- skb_in_use = 1;
+ skb_in_use = true;
BT_DBG("Queued %p (queue len %d)", skb,
skb_queue_len(&chan->srej_q));
* the missing frames.
*/
skb_queue_tail(&chan->srej_q, skb);
- skb_in_use = 1;
+ skb_in_use = true;
BT_DBG("Queued %p (queue len %d)", skb,
skb_queue_len(&chan->srej_q));
* SREJ'd frames.
*/
skb_queue_tail(&chan->srej_q, skb);
- skb_in_use = 1;
+ skb_in_use = true;
BT_DBG("Queued %p (queue len %d)", skb,
skb_queue_len(&chan->srej_q));
if (sk->sk_state != BT_CONNECTED)
return -ENOTCONN;
+ lock_sock(sk);
+ err = bt_sock_wait_ready(sk, msg->msg_flags);
+ release_sock(sk);
+ if (err)
+ return err;
+
l2cap_chan_lock(chan);
err = l2cap_chan_send(chan, msg, len, sk->sk_priority);
l2cap_chan_unlock(chan);
pi->chan->state = BT_CONFIG;
__l2cap_connect_rsp_defer(pi->chan);
- release_sock(sk);
- return 0;
+ err = 0;
+ goto done;
}
release_sock(sk);
MGMT_OP_BLOCK_DEVICE,
MGMT_OP_UNBLOCK_DEVICE,
MGMT_OP_SET_DEVICE_ID,
+ MGMT_OP_SET_ADVERTISING,
};
static const u16 mgmt_events[] = {
if (test_bit(HCI_SETUP, &d->dev_flags))
continue;
+ if (test_bit(HCI_USER_CHANNEL, &d->dev_flags))
+ continue;
+
if (!mgmt_valid_hdev(d))
continue;
if (enable_hs)
settings |= MGMT_SETTING_HS;
- if (lmp_le_capable(hdev))
+ if (lmp_le_capable(hdev)) {
settings |= MGMT_SETTING_LE;
+ settings |= MGMT_SETTING_ADVERTISING;
+ }
return settings;
}
if (test_bit(HCI_HS_ENABLED, &hdev->dev_flags))
settings |= MGMT_SETTING_HS;
+ if (test_bit(HCI_LE_PERIPHERAL, &hdev->dev_flags))
+ settings |= MGMT_SETTING_ADVERTISING;
+
return settings;
}
hci_dev_lock(hdev);
+ if (mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) {
+ err = cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED,
+ MGMT_STATUS_BUSY);
+ goto failed;
+ }
+
if (test_and_clear_bit(HCI_AUTO_OFF, &hdev->dev_flags)) {
cancel_delayed_work(&hdev->power_off);
goto failed;
}
- if (mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) {
- err = cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED,
- MGMT_STATUS_BUSY);
- goto failed;
- }
-
cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, data, len);
if (!cmd) {
err = -ENOMEM;
return mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev), skip);
}
+struct cmd_lookup {
+ struct sock *sk;
+ struct hci_dev *hdev;
+ u8 mgmt_status;
+};
+
+static void settings_rsp(struct pending_cmd *cmd, void *data)
+{
+ struct cmd_lookup *match = data;
+
+ send_settings_rsp(cmd->sk, cmd->opcode, match->hdev);
+
+ list_del(&cmd->list);
+
+ if (match->sk == NULL) {
+ match->sk = cmd->sk;
+ sock_hold(match->sk);
+ }
+
+ mgmt_pending_free(cmd);
+}
+
+static void cmd_status_rsp(struct pending_cmd *cmd, void *data)
+{
+ u8 *status = data;
+
+ cmd_status(cmd->sk, cmd->index, cmd->opcode, *status);
+ mgmt_pending_remove(cmd);
+}
+
static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data,
u16 len)
{
return send_settings_rsp(sk, MGMT_OP_SET_HS, hdev);
}
+static void le_enable_complete(struct hci_dev *hdev, u8 status)
+{
+ struct cmd_lookup match = { NULL, hdev };
+
+ if (status) {
+ u8 mgmt_err = mgmt_status(status);
+
+ mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, cmd_status_rsp,
+ &mgmt_err);
+ return;
+ }
+
+ mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, settings_rsp, &match);
+
+ new_settings(hdev, match.sk);
+
+ if (match.sk)
+ sock_put(match.sk);
+}
+
static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
{
struct mgmt_mode *cp = data;
struct hci_cp_write_le_host_supported hci_cp;
struct pending_cmd *cmd;
+ struct hci_request req;
int err;
u8 val, enabled;
changed = true;
}
+ if (!val && test_bit(HCI_LE_PERIPHERAL, &hdev->dev_flags)) {
+ clear_bit(HCI_LE_PERIPHERAL, &hdev->dev_flags);
+ changed = true;
+ }
+
err = send_settings_rsp(sk, MGMT_OP_SET_LE, hdev);
if (err < 0)
goto unlock;
goto unlock;
}
- if (mgmt_pending_find(MGMT_OP_SET_LE, hdev)) {
+ if (mgmt_pending_find(MGMT_OP_SET_LE, hdev) ||
+ mgmt_pending_find(MGMT_OP_SET_ADVERTISING, hdev)) {
err = cmd_status(sk, hdev->id, MGMT_OP_SET_LE,
MGMT_STATUS_BUSY);
goto unlock;
hci_cp.simul = lmp_le_br_capable(hdev);
}
- err = hci_send_cmd(hdev, HCI_OP_WRITE_LE_HOST_SUPPORTED, sizeof(hci_cp),
- &hci_cp);
+ hci_req_init(&req, hdev);
+
+ if (test_bit(HCI_LE_PERIPHERAL, &hdev->dev_flags) && !val)
+ hci_req_add(&req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(val), &val);
+
+ hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, sizeof(hci_cp),
+ &hci_cp);
+
+ err = hci_req_run(&req, le_enable_complete);
if (err < 0)
mgmt_pending_remove(cmd);
return err;
}
+static void set_advertising_complete(struct hci_dev *hdev, u8 status)
+{
+ struct cmd_lookup match = { NULL, hdev };
+
+ if (status) {
+ u8 mgmt_err = mgmt_status(status);
+
+ mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev,
+ cmd_status_rsp, &mgmt_err);
+ return;
+ }
+
+ mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, settings_rsp,
+ &match);
+
+ new_settings(hdev, match.sk);
+
+ if (match.sk)
+ sock_put(match.sk);
+}
+
+static int set_advertising(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
+{
+ struct mgmt_mode *cp = data;
+ struct pending_cmd *cmd;
+ struct hci_request req;
+ u8 val, enabled;
+ int err;
+
+ BT_DBG("request for %s", hdev->name);
+
+ if (!lmp_le_capable(hdev))
+ return cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING,
+ MGMT_STATUS_NOT_SUPPORTED);
+
+ if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags))
+ return cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING,
+ MGMT_STATUS_REJECTED);
+
+ if (cp->val != 0x00 && cp->val != 0x01)
+ return cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING,
+ MGMT_STATUS_INVALID_PARAMS);
+
+ hci_dev_lock(hdev);
+
+ val = !!cp->val;
+ enabled = test_bit(HCI_LE_PERIPHERAL, &hdev->dev_flags);
+
+ if (!hdev_is_powered(hdev) || val == enabled) {
+ bool changed = false;
+
+ if (val != test_bit(HCI_LE_PERIPHERAL, &hdev->dev_flags)) {
+ change_bit(HCI_LE_PERIPHERAL, &hdev->dev_flags);
+ changed = true;
+ }
+
+ err = send_settings_rsp(sk, MGMT_OP_SET_ADVERTISING, hdev);
+ if (err < 0)
+ goto unlock;
+
+ if (changed)
+ err = new_settings(hdev, sk);
+
+ goto unlock;
+ }
+
+ if (mgmt_pending_find(MGMT_OP_SET_ADVERTISING, hdev) ||
+ mgmt_pending_find(MGMT_OP_SET_LE, hdev)) {
+ err = cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING,
+ MGMT_STATUS_BUSY);
+ goto unlock;
+ }
+
+ cmd = mgmt_pending_add(sk, MGMT_OP_SET_ADVERTISING, hdev, data, len);
+ if (!cmd) {
+ err = -ENOMEM;
+ goto unlock;
+ }
+
+ hci_req_init(&req, hdev);
+
+ hci_req_add(&req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(val), &val);
+
+ err = hci_req_run(&req, set_advertising_complete);
+ if (err < 0)
+ mgmt_pending_remove(cmd);
+
+unlock:
+ hci_dev_unlock(hdev);
+ return err;
+}
+
static void fast_connectable_complete(struct hci_dev *hdev, u8 status)
{
struct pending_cmd *cmd;
{ block_device, false, MGMT_BLOCK_DEVICE_SIZE },
{ unblock_device, false, MGMT_UNBLOCK_DEVICE_SIZE },
{ set_device_id, false, MGMT_SET_DEVICE_ID_SIZE },
+ { set_advertising, false, MGMT_SETTING_SIZE },
};
MGMT_STATUS_INVALID_INDEX);
goto done;
}
+
+ if (test_bit(HCI_USER_CHANNEL, &hdev->dev_flags)) {
+ err = cmd_status(sk, index, opcode,
+ MGMT_STATUS_INVALID_INDEX);
+ goto done;
+ }
}
if (opcode >= ARRAY_SIZE(mgmt_handlers) ||
return err;
}
-static void cmd_status_rsp(struct pending_cmd *cmd, void *data)
-{
- u8 *status = data;
-
- cmd_status(cmd->sk, cmd->index, cmd->opcode, *status);
- mgmt_pending_remove(cmd);
-}
-
int mgmt_index_added(struct hci_dev *hdev)
{
if (!mgmt_valid_hdev(hdev))
return mgmt_event(MGMT_EV_INDEX_REMOVED, hdev, NULL, 0, NULL);
}
-struct cmd_lookup {
- struct sock *sk;
- struct hci_dev *hdev;
- u8 mgmt_status;
-};
-
-static void settings_rsp(struct pending_cmd *cmd, void *data)
-{
- struct cmd_lookup *match = data;
-
- send_settings_rsp(cmd->sk, cmd->opcode, match->hdev);
-
- list_del(&cmd->list);
-
- if (match->sk == NULL) {
- match->sk = cmd->sk;
- sock_hold(match->sk);
- }
-
- mgmt_pending_free(cmd);
-}
-
static void set_bredr_scan(struct hci_request *req)
{
struct hci_dev *hdev = req->hdev;
sizeof(cp), &cp);
}
+ if (test_bit(HCI_LE_PERIPHERAL, &hdev->dev_flags)) {
+ u8 adv = 0x01;
+
+ hci_req_add(&req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(adv), &adv);
+ }
+
link_sec = test_bit(HCI_LINK_SECURITY, &hdev->dev_flags);
if (link_sec != test_bit(HCI_AUTH, &hdev->flags))
hci_req_add(&req, HCI_OP_WRITE_AUTH_ENABLE,
return err;
}
-int mgmt_le_enable_complete(struct hci_dev *hdev, u8 enable, u8 status)
-{
- struct cmd_lookup match = { NULL, hdev };
- bool changed = false;
- int err = 0;
-
- if (status) {
- u8 mgmt_err = mgmt_status(status);
-
- if (enable && test_and_clear_bit(HCI_LE_ENABLED,
- &hdev->dev_flags))
- err = new_settings(hdev, NULL);
-
- mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, cmd_status_rsp,
- &mgmt_err);
-
- return err;
- }
-
- if (enable) {
- if (!test_and_set_bit(HCI_LE_ENABLED, &hdev->dev_flags))
- changed = true;
- } else {
- if (test_and_clear_bit(HCI_LE_ENABLED, &hdev->dev_flags))
- changed = true;
- }
-
- mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, settings_rsp, &match);
-
- if (changed)
- err = new_settings(hdev, match.sk);
-
- if (match.sk)
- sock_put(match.sk);
-
- return err;
-}
-
int mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
u8 addr_type, u8 *dev_class, s8 rssi, u8 cfm_name, u8
ssp, u8 *eir, u16 eir_len)
struct sock *sk = sock->sk;
struct rfcomm_dlc *d = rfcomm_pi(sk)->dlc;
struct sk_buff *skb;
- int sent = 0;
+ int sent;
if (test_bit(RFCOMM_DEFER_SETUP, &d->flags))
return -ENOTCONN;
lock_sock(sk);
+ sent = bt_sock_wait_ready(sk, msg->msg_flags);
+ if (sent)
+ goto done;
+
while (len) {
size_t size = min_t(size_t, len, d->mtu);
int err;
len -= size;
}
+done:
release_sock(sk);
return sent;
git.openpandora.org / pandora-kernel.git / commitdiff