-/*
+/*
BlueZ - Bluetooth protocol stack for Linux
Copyright (C) 2000-2001 Qualcomm Incorporated
OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
- CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
- WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
+ WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
- COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
+ ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
+ COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
SOFTWARE IS DISCLAIMED.
*/
#include <linux/capability.h>
#include <linux/errno.h>
#include <linux/kernel.h>
-#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/poll.h>
#include <linux/fcntl.h>
#include <linux/skbuff.h>
#include <linux/workqueue.h>
#include <linux/interrupt.h>
+#include <linux/compat.h>
#include <linux/socket.h>
#include <linux/ioctl.h>
#include <net/sock.h>
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
-#ifndef CONFIG_BT_HCI_SOCK_DEBUG
-#undef BT_DBG
-#define BT_DBG(D...)
-#endif
-
/* ----- HCI socket interface ----- */
static inline int hci_test_bit(int nr, void *addr)
{
{ 0x0 },
/* OGF_LINK_CTL */
- { 0xbe000006, 0x00000001, 0x000000, 0x00 },
+ { 0xbe000006, 0x00000001, 0x00000000, 0x00 },
/* OGF_LINK_POLICY */
- { 0x00005200, 0x00000000, 0x000000, 0x00 },
+ { 0x00005200, 0x00000000, 0x00000000, 0x00 },
/* OGF_HOST_CTL */
- { 0xaab00200, 0x2b402aaa, 0x020154, 0x00 },
+ { 0xaab00200, 0x2b402aaa, 0x05220154, 0x00 },
/* OGF_INFO_PARAM */
- { 0x000002be, 0x00000000, 0x000000, 0x00 },
+ { 0x000002be, 0x00000000, 0x00000000, 0x00 },
/* OGF_STATUS_PARAM */
- { 0x000000ea, 0x00000000, 0x000000, 0x00 }
+ { 0x000000ea, 0x00000000, 0x00000000, 0x00 }
}
};
static struct bt_sock_list hci_sk_list = {
- .lock = RW_LOCK_UNLOCKED
+ .lock = __RW_LOCK_UNLOCKED(hci_sk_list.lock)
};
/* Send frame to RAW socket */
if (flt->opcode &&
((evt == HCI_EV_CMD_COMPLETE &&
flt->opcode !=
- get_unaligned((__u16 *)(skb->data + 3))) ||
+ get_unaligned((__le16 *)(skb->data + 3))) ||
(evt == HCI_EV_CMD_STATUS &&
flt->opcode !=
- get_unaligned((__u16 *)(skb->data + 4)))))
+ get_unaligned((__le16 *)(skb->data + 4)))))
continue;
}
return 0;
}
-/* Ioctls that require bound socket */
+/* Ioctls that require bound socket */
static inline int hci_sock_bound_ioctl(struct sock *sk, unsigned int cmd, unsigned long arg)
{
struct hci_dev *hdev = hci_pi(sk)->hdev;
return 0;
- case HCISETSECMGR:
- if (!capable(CAP_NET_ADMIN))
- return -EACCES;
-
- if (arg)
- set_bit(HCI_SECMGR, &hdev->flags);
- else
- clear_bit(HCI_SECMGR, &hdev->flags);
-
- return 0;
-
case HCIGETCONNINFO:
- return hci_get_conn_info(hdev, (void __user *)arg);
+ return hci_get_conn_info(hdev, (void __user *) arg);
+
+ case HCIGETAUTHINFO:
+ return hci_get_auth_info(hdev, (void __user *) arg);
default:
if (hdev->ioctl)
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;
+ void __user *argp = (void __user *) arg;
int err;
BT_DBG("cmd %x arg %lx", cmd, arg);
}
if (mask & HCI_CMSG_TSTAMP) {
+#ifdef CONFIG_COMPAT
+ struct compat_timeval ctv;
+#endif
struct timeval tv;
+ void *data;
+ int len;
skb_get_timestamp(skb, &tv);
- put_cmsg(msg, SOL_HCI, HCI_CMSG_TSTAMP, sizeof(tv), &tv);
+
+ data = &tv;
+ len = sizeof(tv);
+#ifdef CONFIG_COMPAT
+ if (msg->msg_flags & MSG_CMSG_COMPAT) {
+ ctv.tv_sec = tv.tv_sec;
+ ctv.tv_usec = tv.tv_usec;
+ data = &ctv;
+ len = sizeof(ctv);
+ }
+#endif
+
+ put_cmsg(msg, SOL_HCI, HCI_CMSG_TSTAMP, len, data);
}
}
-
-static int hci_sock_recvmsg(struct kiocb *iocb, struct socket *sock,
+
+static int hci_sock_recvmsg(struct kiocb *iocb, struct socket *sock,
struct msghdr *msg, size_t len, int flags)
{
int noblock = flags & MSG_DONTWAIT;
copied = len;
}
- skb->h.raw = skb->data;
+ skb_reset_transport_header(skb);
err = skb_copy_datagram_iovec(skb, 0, msg->msg_iov, copied);
hci_sock_cmsg(sk, msg, skb);
return err ? : copied;
}
-static int hci_sock_sendmsg(struct kiocb *iocb, struct socket *sock,
+static int hci_sock_sendmsg(struct kiocb *iocb, struct socket *sock,
struct msghdr *msg, size_t len)
{
struct sock *sk = sock->sk;
goto done;
}
+ if (!test_bit(HCI_UP, &hdev->flags)) {
+ err = -ENETDOWN;
+ goto done;
+ }
+
if (!(skb = bt_skb_send_alloc(sk, len, msg->msg_flags & MSG_DONTWAIT, &err)))
goto done;
skb->dev = (void *) hdev;
if (bt_cb(skb)->pkt_type == HCI_COMMAND_PKT) {
- u16 opcode = __le16_to_cpu(get_unaligned((__le16 *) skb->data));
+ u16 opcode = get_unaligned_le16(skb->data);
u16 ogf = hci_opcode_ogf(opcode);
u16 ocf = hci_opcode_ocf(opcode);
goto drop;
}
- if (test_bit(HCI_RAW, &hdev->flags) || (ogf == OGF_VENDOR_CMD)) {
+ if (test_bit(HCI_RAW, &hdev->flags) || (ogf == 0x3f)) {
skb_queue_tail(&hdev->raw_q, skb);
- hci_sched_tx(hdev);
+ tasklet_schedule(&hdev->tx_task);
} else {
skb_queue_tail(&hdev->cmd_q, skb);
- hci_sched_cmd(hdev);
+ tasklet_schedule(&hdev->cmd_task);
}
} else {
if (!capable(CAP_NET_RAW)) {
}
skb_queue_tail(&hdev->raw_q, skb);
- hci_sched_tx(hdev);
+ tasklet_schedule(&hdev->tx_task);
}
err = len;
goto done;
}
-static int hci_sock_setsockopt(struct socket *sock, int level, int optname, char __user *optval, int len)
+static int hci_sock_setsockopt(struct socket *sock, int level, int optname, char __user *optval, unsigned int len)
{
struct hci_ufilter uf = { .opcode = 0 };
struct sock *sk = sock->sk;
break;
case HCI_FILTER:
+ {
+ struct hci_filter *f = &hci_pi(sk)->filter;
+
+ uf.type_mask = f->type_mask;
+ uf.opcode = f->opcode;
+ uf.event_mask[0] = *((u32 *) f->event_mask + 0);
+ uf.event_mask[1] = *((u32 *) f->event_mask + 1);
+ }
+
len = min_t(unsigned int, len, sizeof(uf));
if (copy_from_user(&uf, optval, len)) {
err = -EFAULT;
*((u32 *) f->event_mask + 0) = uf.event_mask[0];
*((u32 *) f->event_mask + 1) = uf.event_mask[1];
}
- break;
+ break;
default:
err = -ENOPROTOOPT;
{
struct hci_ufilter uf;
struct sock *sk = sock->sk;
- int len, opt;
+ int len, opt;
if (get_user(len, optlen))
return -EFAULT;
case HCI_DATA_DIR:
if (hci_pi(sk)->cmsg_mask & HCI_CMSG_DIR)
opt = 1;
- else
+ else
opt = 0;
if (put_user(opt, optval))
case HCI_TIME_STAMP:
if (hci_pi(sk)->cmsg_mask & HCI_CMSG_TSTAMP)
opt = 1;
- else
+ else
opt = 0;
if (put_user(opt, optval))
.obj_size = sizeof(struct hci_pinfo)
};
-static int hci_sock_create(struct socket *sock, int protocol)
+static int hci_sock_create(struct net *net, struct socket *sock, int protocol,
+ int kern)
{
struct sock *sk;
sock->ops = &hci_sock_ops;
- sk = sk_alloc(PF_BLUETOOTH, GFP_ATOMIC, &hci_sk_proto, 1);
+ sk = sk_alloc(net, PF_BLUETOOTH, GFP_ATOMIC, &hci_sk_proto);
if (!sk)
return -ENOMEM;
/* Detach sockets from device */
read_lock(&hci_sk_list.lock);
sk_for_each(sk, node, &hci_sk_list.head) {
- bh_lock_sock(sk);
+ local_bh_disable();
+ bh_lock_sock_nested(sk);
if (hci_pi(sk)->hdev == hdev) {
hci_pi(sk)->hdev = NULL;
sk->sk_err = EPIPE;
hci_dev_put(hdev);
}
bh_unlock_sock(sk);
+ local_bh_enable();
}
read_unlock(&hci_sk_list.lock);
}
return NOTIFY_DONE;
}
-static struct net_proto_family hci_sock_family_ops = {
+static const struct net_proto_family hci_sock_family_ops = {
.family = PF_BLUETOOTH,
.owner = THIS_MODULE,
.create = hci_sock_create,
return err;
}
-int __exit hci_sock_cleanup(void)
+void __exit hci_sock_cleanup(void)
{
if (bt_sock_unregister(BTPROTO_HCI) < 0)
BT_ERR("HCI socket unregistration failed");
hci_unregister_notifier(&hci_sock_nblock);
proto_unregister(&hci_sk_proto);
-
- return 0;
}