From 32c2ece5eaec296482077dadc3edd5baa7bd1097 Mon Sep 17 00:00:00 2001 From: Johan Hedberg Date: Tue, 18 May 2010 13:54:49 +0200 Subject: [PATCH] Bluetooth: Add debugfs support for showing the blacklist This patch adds a debugfs blacklist entry for each HCI device which can be used to list the current content of the blacklist. Signed-off-by: Johan Hedberg Signed-off-by: Marcel Holtmann --- net/bluetooth/hci_sysfs.c | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c index 463ffa4fe042..ce44c47eeac1 100644 --- a/net/bluetooth/hci_sysfs.c +++ b/net/bluetooth/hci_sysfs.c @@ -436,6 +436,41 @@ static const struct file_operations inquiry_cache_fops = { .release = single_release, }; +static int blacklist_show(struct seq_file *f, void *p) +{ + struct hci_dev *hdev = f->private; + struct bdaddr_list *blacklist = &hdev->blacklist; + struct list_head *l; + + hci_dev_lock_bh(hdev); + + list_for_each(l, &blacklist->list) { + struct bdaddr_list *b; + bdaddr_t bdaddr; + + b = list_entry(l, struct bdaddr_list, list); + + baswap(&bdaddr, &b->bdaddr); + + seq_printf(f, "%s\n", batostr(&bdaddr)); + } + + hci_dev_unlock_bh(hdev); + + return 0; +} + +static int blacklist_open(struct inode *inode, struct file *file) +{ + return single_open(file, blacklist_show, inode->i_private); +} + +static const struct file_operations blacklist_fops = { + .open = blacklist_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; int hci_register_sysfs(struct hci_dev *hdev) { struct device *dev = &hdev->dev; @@ -465,6 +500,9 @@ int hci_register_sysfs(struct hci_dev *hdev) debugfs_create_file("inquiry_cache", 0444, hdev->debugfs, hdev, &inquiry_cache_fops); + debugfs_create_file("blacklist", 0444, hdev->debugfs, + hdev, &blacklist_fops); + return 0; } -- 2.30.2