diff options
-rw-r--r-- | include/net/bluetooth/hci_core.h | 2 | ||||
-rw-r--r-- | include/net/bluetooth/mgmt.h | 10 | ||||
-rw-r--r-- | net/bluetooth/hci_core.c | 34 | ||||
-rw-r--r-- | net/bluetooth/hci_sock.c | 18 | ||||
-rw-r--r-- | net/bluetooth/mgmt.c | 62 |
5 files changed, 92 insertions, 34 deletions
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index ee1ee1b..5b92442 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -873,6 +873,8 @@ int mgmt_device_found(u16 index, bdaddr_t *bdaddr, u8 *dev_class, s8 rssi, u8 *eir); int mgmt_remote_name(u16 index, bdaddr_t *bdaddr, u8 *name); int mgmt_discovering(u16 index, u8 discovering); +int mgmt_device_blocked(u16 index, bdaddr_t *bdaddr); +int mgmt_device_unblocked(u16 index, bdaddr_t *bdaddr); /* HCI info for socket */ #define hci_pi(sk) ((struct hci_pinfo *) sk) diff --git a/include/net/bluetooth/mgmt.h b/include/net/bluetooth/mgmt.h index 48522e6..d66da0f 100644 --- a/include/net/bluetooth/mgmt.h +++ b/include/net/bluetooth/mgmt.h @@ -307,3 +307,13 @@ struct mgmt_ev_remote_name { } __packed; #define MGMT_EV_DISCOVERING 0x0014 + +#define MGMT_EV_DEVICE_BLOCKED 0x0015 +struct mgmt_ev_device_blocked { + bdaddr_t bdaddr; +} __packed; + +#define MGMT_EV_DEVICE_UNBLOCKED 0x0016 +struct mgmt_ev_device_unblocked { + bdaddr_t bdaddr; +} __packed; diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index b4e7cde..b84458d 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -1312,59 +1312,41 @@ int hci_blacklist_clear(struct hci_dev *hdev) int hci_blacklist_add(struct hci_dev *hdev, bdaddr_t *bdaddr) { struct bdaddr_list *entry; - int err; if (bacmp(bdaddr, BDADDR_ANY) == 0) return -EBADF; - hci_dev_lock_bh(hdev); - - if (hci_blacklist_lookup(hdev, bdaddr)) { - err = -EEXIST; - goto err; - } + if (hci_blacklist_lookup(hdev, bdaddr)) + return -EEXIST; entry = kzalloc(sizeof(struct bdaddr_list), GFP_KERNEL); - if (!entry) { - err = -ENOMEM; - goto err; - } + if (!entry) + return -ENOMEM; bacpy(&entry->bdaddr, bdaddr); list_add(&entry->list, &hdev->blacklist); - err = 0; - -err: - hci_dev_unlock_bh(hdev); - return err; + return mgmt_device_blocked(hdev->id, bdaddr); } int hci_blacklist_del(struct hci_dev *hdev, bdaddr_t *bdaddr) { struct bdaddr_list *entry; - int err = 0; - - hci_dev_lock_bh(hdev); if (bacmp(bdaddr, BDADDR_ANY) == 0) { - hci_blacklist_clear(hdev); - goto done; + return hci_blacklist_clear(hdev); } entry = hci_blacklist_lookup(hdev, bdaddr); if (!entry) { - err = -ENOENT; - goto done; + return -ENOENT; } list_del(&entry->list); kfree(entry); -done: - hci_dev_unlock_bh(hdev); - return err; + return mgmt_device_unblocked(hdev->id, bdaddr); } static void hci_clear_adv_cache(unsigned long arg) diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c index ff02cf5..f6afe3d 100644 --- a/net/bluetooth/hci_sock.c +++ b/net/bluetooth/hci_sock.c @@ -183,21 +183,35 @@ static int hci_sock_release(struct socket *sock) static int hci_sock_blacklist_add(struct hci_dev *hdev, void __user *arg) { bdaddr_t bdaddr; + int err; if (copy_from_user(&bdaddr, arg, sizeof(bdaddr))) return -EFAULT; - return hci_blacklist_add(hdev, &bdaddr); + hci_dev_lock_bh(hdev); + + err = hci_blacklist_add(hdev, &bdaddr); + + hci_dev_unlock_bh(hdev); + + return err; } static int hci_sock_blacklist_del(struct hci_dev *hdev, void __user *arg) { bdaddr_t bdaddr; + int err; if (copy_from_user(&bdaddr, arg, sizeof(bdaddr))) return -EFAULT; - return hci_blacklist_del(hdev, &bdaddr); + hci_dev_lock_bh(hdev); + + err = hci_blacklist_del(hdev, &bdaddr); + + hci_dev_unlock_bh(hdev); + + return err; } /* Ioctls that require bound socket */ diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index 6493e80..579f726 100644 --- a/net/bluetooth/mgmt.c +++ b/net/bluetooth/mgmt.c @@ -1698,13 +1698,12 @@ static int block_device(struct sock *sk, u16 index, unsigned char *data, u16 len) { struct hci_dev *hdev; - struct mgmt_cp_block_device *cp; + struct pending_cmd *cmd; + struct mgmt_cp_block_device *cp = (void *) data; int err; BT_DBG("hci%u", index); - cp = (void *) data; - if (len != sizeof(*cp)) return cmd_status(sk, index, MGMT_OP_BLOCK_DEVICE, EINVAL); @@ -1714,6 +1713,14 @@ static int block_device(struct sock *sk, u16 index, unsigned char *data, return cmd_status(sk, index, MGMT_OP_BLOCK_DEVICE, ENODEV); + hci_dev_lock_bh(hdev); + + cmd = mgmt_pending_add(sk, MGMT_OP_BLOCK_DEVICE, index, NULL, 0); + if (!cmd) { + err = -ENOMEM; + goto failed; + } + err = hci_blacklist_add(hdev, &cp->bdaddr); if (err < 0) @@ -1721,6 +1728,11 @@ static int block_device(struct sock *sk, u16 index, unsigned char *data, else err = cmd_complete(sk, index, MGMT_OP_BLOCK_DEVICE, NULL, 0); + + mgmt_pending_remove(cmd); + +failed: + hci_dev_unlock_bh(hdev); hci_dev_put(hdev); return err; @@ -1730,13 +1742,12 @@ static int unblock_device(struct sock *sk, u16 index, unsigned char *data, u16 len) { struct hci_dev *hdev; - struct mgmt_cp_unblock_device *cp; + struct pending_cmd *cmd; + struct mgmt_cp_unblock_device *cp = (void *) data; int err; BT_DBG("hci%u", index); - cp = (void *) data; - if (len != sizeof(*cp)) return cmd_status(sk, index, MGMT_OP_UNBLOCK_DEVICE, EINVAL); @@ -1746,6 +1757,14 @@ static int unblock_device(struct sock *sk, u16 index, unsigned char *data, return cmd_status(sk, index, MGMT_OP_UNBLOCK_DEVICE, ENODEV); + hci_dev_lock_bh(hdev); + + cmd = mgmt_pending_add(sk, MGMT_OP_UNBLOCK_DEVICE, index, NULL, 0); + if (!cmd) { + err = -ENOMEM; + goto failed; + } + err = hci_blacklist_del(hdev, &cp->bdaddr); if (err < 0) @@ -1753,6 +1772,11 @@ static int unblock_device(struct sock *sk, u16 index, unsigned char *data, else err = cmd_complete(sk, index, MGMT_OP_UNBLOCK_DEVICE, NULL, 0); + + mgmt_pending_remove(cmd); + +failed: + hci_dev_unlock_bh(hdev); hci_dev_put(hdev); return err; @@ -2356,3 +2380,29 @@ int mgmt_discovering(u16 index, u8 discovering) return mgmt_event(MGMT_EV_DISCOVERING, index, &discovering, sizeof(discovering), NULL); } + +int mgmt_device_blocked(u16 index, bdaddr_t *bdaddr) +{ + struct pending_cmd *cmd; + struct mgmt_ev_device_blocked ev; + + cmd = mgmt_pending_find(MGMT_OP_BLOCK_DEVICE, index); + + bacpy(&ev.bdaddr, bdaddr); + + return mgmt_event(MGMT_EV_DEVICE_BLOCKED, index, &ev, sizeof(ev), + cmd ? cmd->sk : NULL); +} + +int mgmt_device_unblocked(u16 index, bdaddr_t *bdaddr) +{ + struct pending_cmd *cmd; + struct mgmt_ev_device_unblocked ev; + + cmd = mgmt_pending_find(MGMT_OP_UNBLOCK_DEVICE, index); + + bacpy(&ev.bdaddr, bdaddr); + + return mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, index, &ev, sizeof(ev), + cmd ? cmd->sk : NULL); +} |