diff options
Diffstat (limited to 'net/bluetooth/hci_core.c')
| -rw-r--r-- | net/bluetooth/hci_core.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index de59bb17f8cd..0fb9f6d1f60f 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -29,6 +29,7 @@ #include <linux/idr.h> #include <linux/rfkill.h> #include <linux/debugfs.h> +#include <asm/unaligned.h> #include <net/bluetooth/bluetooth.h> #include <net/bluetooth/hci_core.h> @@ -82,6 +83,43 @@ static const struct file_operations blacklist_fops = { .release = single_release, }; +static int uuids_show(struct seq_file *f, void *p) +{ + struct hci_dev *hdev = f->private; + struct bt_uuid *uuid; + + hci_dev_lock(hdev); + list_for_each_entry(uuid, &hdev->uuids, list) { + u32 data0, data5; + u16 data1, data2, data3, data4; + + data5 = get_unaligned_le32(uuid); + data4 = get_unaligned_le16(uuid + 4); + data3 = get_unaligned_le16(uuid + 6); + data2 = get_unaligned_le16(uuid + 8); + data1 = get_unaligned_le16(uuid + 10); + data0 = get_unaligned_le32(uuid + 12); + + seq_printf(f, "%.8x-%.4x-%.4x-%.4x-%.4x%.8x\n", + data0, data1, data2, data3, data4, data5); + } + hci_dev_unlock(hdev); + + return 0; +} + +static int uuids_open(struct inode *inode, struct file *file) +{ + return single_open(file, uuids_show, inode->i_private); +} + +static const struct file_operations uuids_fops = { + .open = uuids_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; + static int inquiry_cache_show(struct seq_file *f, void *p) { struct hci_dev *hdev = f->private; @@ -872,6 +910,8 @@ static int __hci_init(struct hci_dev *hdev) debugfs_create_file("blacklist", 0444, hdev->debugfs, hdev, &blacklist_fops); + debugfs_create_file("uuids", 0444, hdev->debugfs, hdev, &uuids_fops); + if (lmp_bredr_capable(hdev)) { debugfs_create_file("inquiry_cache", 0444, hdev->debugfs, hdev, &inquiry_cache_fops); |
