Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 3698d704 authored by Marcel Holtmann's avatar Marcel Holtmann Committed by Johan Hedberg
Browse files

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: default avatarMarcel Holtmann <marcel@holtmann.org>
Signed-off-by: default avatarJohan Hedberg <johan.hedberg@intel.com>
parent edb4b466

net/bluetooth/hci_core.c

+33 −0
Original line number Diff line number Diff line
@@ -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,