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Diffstat (limited to 'net/bluetooth/hci_debugfs.c')
-rw-r--r--net/bluetooth/hci_debugfs.c78
1 files changed, 78 insertions, 0 deletions
diff --git a/net/bluetooth/hci_debugfs.c b/net/bluetooth/hci_debugfs.c
index 402e2cc54044..6b1314c738b8 100644
--- a/net/bluetooth/hci_debugfs.c
+++ b/net/bluetooth/hci_debugfs.c
@@ -26,6 +26,7 @@
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
+#include "smp.h"
#include "hci_debugfs.h"
#define DEFINE_QUIRK_ATTRIBUTE(__name, __quirk) \
@@ -152,6 +153,21 @@ static int blacklist_show(struct seq_file *f, void *p)
DEFINE_SHOW_ATTRIBUTE(blacklist);
+static int blocked_keys_show(struct seq_file *f, void *p)
+{
+ struct hci_dev *hdev = f->private;
+ struct blocked_key *key;
+
+ rcu_read_lock();
+ list_for_each_entry_rcu(key, &hdev->blocked_keys, list)
+ seq_printf(f, "%u %*phN\n", key->type, 16, key->val);
+ rcu_read_unlock();
+
+ return 0;
+}
+
+DEFINE_SHOW_ATTRIBUTE(blocked_keys);
+
static int uuids_show(struct seq_file *f, void *p)
{
struct hci_dev *hdev = f->private;
@@ -308,6 +324,8 @@ void hci_debugfs_create_common(struct hci_dev *hdev)
&device_list_fops);
debugfs_create_file("blacklist", 0444, hdev->debugfs, hdev,
&blacklist_fops);
+ debugfs_create_file("blocked_keys", 0444, hdev->debugfs, hdev,
+ &blocked_keys_fops);
debugfs_create_file("uuids", 0444, hdev->debugfs, hdev, &uuids_fops);
debugfs_create_file("remote_oob", 0400, hdev->debugfs, hdev,
&remote_oob_fops);
@@ -972,6 +990,62 @@ static int adv_max_interval_get(void *data, u64 *val)
DEFINE_SIMPLE_ATTRIBUTE(adv_max_interval_fops, adv_max_interval_get,
adv_max_interval_set, "%llu\n");
+static int min_key_size_set(void *data, u64 val)
+{
+ struct hci_dev *hdev = data;
+
+ if (val > hdev->le_max_key_size || val < SMP_MIN_ENC_KEY_SIZE)
+ return -EINVAL;
+
+ hci_dev_lock(hdev);
+ hdev->le_min_key_size = val;
+ hci_dev_unlock(hdev);
+
+ return 0;
+}
+
+static int min_key_size_get(void *data, u64 *val)
+{
+ struct hci_dev *hdev = data;
+
+ hci_dev_lock(hdev);
+ *val = hdev->le_min_key_size;
+ hci_dev_unlock(hdev);
+
+ return 0;
+}
+
+DEFINE_SIMPLE_ATTRIBUTE(min_key_size_fops, min_key_size_get,
+ min_key_size_set, "%llu\n");
+
+static int max_key_size_set(void *data, u64 val)
+{
+ struct hci_dev *hdev = data;
+
+ if (val > SMP_MAX_ENC_KEY_SIZE || val < hdev->le_min_key_size)
+ return -EINVAL;
+
+ hci_dev_lock(hdev);
+ hdev->le_max_key_size = val;
+ hci_dev_unlock(hdev);
+
+ return 0;
+}
+
+static int max_key_size_get(void *data, u64 *val)
+{
+ struct hci_dev *hdev = data;
+
+ hci_dev_lock(hdev);
+ *val = hdev->le_max_key_size;
+ hci_dev_unlock(hdev);
+
+ return 0;
+}
+
+DEFINE_SIMPLE_ATTRIBUTE(max_key_size_fops, max_key_size_get,
+ max_key_size_set, "%llu\n");
+
static int auth_payload_timeout_set(void *data, u64 val)
{
struct hci_dev *hdev = data;
@@ -1054,6 +1128,10 @@ void hci_debugfs_create_le(struct hci_dev *hdev)
&adv_max_interval_fops);
debugfs_create_u16("discov_interleaved_timeout", 0644, hdev->debugfs,
&hdev->discov_interleaved_timeout);
+ debugfs_create_file("min_key_size", 0644, hdev->debugfs, hdev,
+ &min_key_size_fops);
+ debugfs_create_file("max_key_size", 0644, hdev->debugfs, hdev,
+ &max_key_size_fops);
debugfs_create_file("auth_payload_timeout", 0644, hdev->debugfs, hdev,
&auth_payload_timeout_fops);