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Bluetooth: Move blacklisting functions to hci_core 

Move blacklisting functions to hci_core.c, so that they can
be used by both management interface and hci socket interface.

Signed-off-by: Antti Julku <antti.julku@nokia.com>
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
This commit is contained in:
Antti Julku 2011-06-15 12:01:14 +03:00 committed by Gustavo F. Padovan
parent 3158c50c33
commit b2a66aad86
3 changed files with 87 additions and 64 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
include/net/bluetooth/hci_core.h
View File

@ -529,6 +529,8 @@ int hci_inquiry(void __user *arg);
struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr);
int hci_blacklist_clear(struct hci_dev *hdev);
int hci_blacklist_add(struct hci_dev *hdev, bdaddr_t *bdaddr);
int hci_blacklist_del(struct hci_dev *hdev, bdaddr_t *bdaddr);
int hci_uuids_clear(struct hci_dev *hdev);

79
net/bluetooth/hci_core.c
View File

@ -1205,6 +1205,85 @@ int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash,
return 0;
}
struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev,
bdaddr_t *bdaddr)
{
struct list_head *p;
list_for_each(p, &hdev->blacklist) {
struct bdaddr_list *b;
b = list_entry(p, struct bdaddr_list, list);
if (bacmp(bdaddr, &b->bdaddr) == 0)
return b;
}
return NULL;
}
int hci_blacklist_clear(struct hci_dev *hdev)
{
struct list_head *p, *n;
list_for_each_safe(p, n, &hdev->blacklist) {
struct bdaddr_list *b;
b = list_entry(p, struct bdaddr_list, list);
list_del(p);
kfree(b);
}
return 0;
}
int hci_blacklist_add(struct hci_dev *hdev, bdaddr_t *bdaddr)
{
struct bdaddr_list *entry;
hci_dev_lock(hdev);
if (bacmp(bdaddr, BDADDR_ANY) == 0)
return -EBADF;
if (hci_blacklist_lookup(hdev, bdaddr))
return -EEXIST;
entry = kzalloc(sizeof(struct bdaddr_list), GFP_KERNEL);
if (!entry)
return -ENOMEM;
bacpy(&entry->bdaddr, bdaddr);
list_add(&entry->list, &hdev->blacklist);
hci_dev_unlock(hdev);
return 0;
}
int hci_blacklist_del(struct hci_dev *hdev, bdaddr_t *bdaddr)
{
struct bdaddr_list *entry;
hci_dev_lock(hdev);
if (bacmp(bdaddr, BDADDR_ANY) == 0)
return hci_blacklist_clear(hdev);
entry = hci_blacklist_lookup(hdev, bdaddr);
if (!entry)
return -ENOENT;
list_del(&entry->list);
kfree(entry);
hci_dev_unlock(hdev);
return 0;
}
static void hci_clear_adv_cache(unsigned long arg)
{
struct hci_dev *hdev = (void *) arg;

70
net/bluetooth/hci_sock.c
View File

@ -180,82 +180,24 @@ static int hci_sock_release(struct socket *sock)
return 0;
}
struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr)
{
struct list_head *p;
list_for_each(p, &hdev->blacklist) {
struct bdaddr_list *b;
b = list_entry(p, struct bdaddr_list, list);
if (bacmp(bdaddr, &b->bdaddr) == 0)
return b;
}
return NULL;
}
static int hci_blacklist_add(struct hci_dev *hdev, void __user *arg)
static int hci_sock_blacklist_add(struct hci_dev *hdev, void __user *arg)
{
bdaddr_t bdaddr;
struct bdaddr_list *entry;
if (copy_from_user(&bdaddr, arg, sizeof(bdaddr)))
return -EFAULT;
if (bacmp(&bdaddr, BDADDR_ANY) == 0)
return -EBADF;
if (hci_blacklist_lookup(hdev, &bdaddr))
return -EEXIST;
entry = kzalloc(sizeof(struct bdaddr_list), GFP_KERNEL);
if (!entry)
return -ENOMEM;
bacpy(&entry->bdaddr, &bdaddr);
list_add(&entry->list, &hdev->blacklist);
return 0;
return hci_blacklist_add(hdev, &bdaddr);
}
int hci_blacklist_clear(struct hci_dev *hdev)
{
struct list_head *p, *n;
list_for_each_safe(p, n, &hdev->blacklist) {
struct bdaddr_list *b;
b = list_entry(p, struct bdaddr_list, list);
list_del(p);
kfree(b);
}
return 0;
}
static int hci_blacklist_del(struct hci_dev *hdev, void __user *arg)
static int hci_sock_blacklist_del(struct hci_dev *hdev, void __user *arg)
{
bdaddr_t bdaddr;
struct bdaddr_list *entry;
if (copy_from_user(&bdaddr, arg, sizeof(bdaddr)))
return -EFAULT;
if (bacmp(&bdaddr, BDADDR_ANY) == 0)
return hci_blacklist_clear(hdev);
entry = hci_blacklist_lookup(hdev, &bdaddr);
if (!entry)
return -ENOENT;
list_del(&entry->list);
kfree(entry);
return 0;
return hci_blacklist_del(hdev, &bdaddr);
}
/* Ioctls that require bound socket */
@ -290,12 +232,12 @@ static inline int hci_sock_bound_ioctl(struct sock *sk, unsigned int cmd, unsign
case HCIBLOCKADDR:
if (!capable(CAP_NET_ADMIN))
return -EACCES;
return hci_blacklist_add(hdev, (void __user *) arg);
return hci_sock_blacklist_add(hdev, (void __user *) arg);
case HCIUNBLOCKADDR:
if (!capable(CAP_NET_ADMIN))
return -EACCES;
return hci_blacklist_del(hdev, (void __user *) arg);
return hci_sock_blacklist_del(hdev, (void __user *) arg);
default:
if (hdev->ioctl)