diff options
| author | Marcel Holtmann <marcel@holtmann.org> | 2014-02-18 21:54:49 -0800 |
|---|---|---|
| committer | Johan Hedberg <johan.hedberg@intel.com> | 2014-02-19 08:52:50 +0200 |
| commit | 3698d70469d165d01fefcad9a56172742157ff95 (patch) | |
| tree | 284c9b55728553e5649472118b93ece3e4ecc43f | |
| parent | edb4b46651c87f1579154298c41f9c1a753565a3 (diff) | |
Bluetooth: Expose current list of identity resolving keys via debugfs
For debugging purposes expose the current list of identity resolving
keys via debugfs. This file is read-only and limited to root access.
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
| -rw-r--r-- | net/bluetooth/hci_core.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index e4c5b9d6083c..e8f61b3fe87c 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -599,6 +599,36 @@ static int own_address_type_get(void *data, u64 *val) DEFINE_SIMPLE_ATTRIBUTE(own_address_type_fops, own_address_type_get, own_address_type_set, "%llu\n"); +static int identity_resolving_keys_show(struct seq_file *f, void *ptr) +{ + struct hci_dev *hdev = f->private; + struct list_head *p, *n; + + hci_dev_lock(hdev); + list_for_each_safe(p, n, &hdev->identity_resolving_keys) { + struct smp_irk *irk = list_entry(p, struct smp_irk, list); + seq_printf(f, "%pMR (type %u) %*phN %pMR\n", + &irk->bdaddr, irk->addr_type, + 16, irk->val, &irk->rpa); + } + hci_dev_unlock(hdev); + + return 0; +} + +static int identity_resolving_keys_open(struct inode *inode, struct file *file) +{ + return single_open(file, identity_resolving_keys_show, + inode->i_private); +} + +static const struct file_operations identity_resolving_keys_fops = { + .open = identity_resolving_keys_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; + static int long_term_keys_show(struct seq_file *f, void *ptr) { struct hci_dev *hdev = f->private; @@ -1512,6 +1542,9 @@ static int __hci_init(struct hci_dev *hdev) hdev, &static_address_fops); debugfs_create_file("own_address_type", 0644, hdev->debugfs, hdev, &own_address_type_fops); + debugfs_create_file("identity_resolving_keys", 0400, + hdev->debugfs, hdev, + &identity_resolving_keys_fops); debugfs_create_file("long_term_keys", 0400, hdev->debugfs, hdev, &long_term_keys_fops); debugfs_create_file("conn_min_interval", 0644, hdev->debugfs, |