Bluetooth: Add internal function for storing P-192 and P-256 data
Add function to allow adding P-192 and P-256 data to the internal
storage. This also fixes a few coding style issues from the previous
helper functions for the out-of-band credentials storage.
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index f13c055..499ec1b 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -2794,15 +2794,14 @@
return 0;
}
-int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash,
- u8 *randomizer)
+int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr,
+ u8 *hash, u8 *randomizer)
{
struct oob_data *data;
data = hci_find_remote_oob_data(hdev, bdaddr);
-
if (!data) {
- data = kzalloc(sizeof(*data), GFP_ATOMIC);
+ data = kmalloc(sizeof(*data), GFP_ATOMIC);
if (!data)
return -ENOMEM;
@@ -2813,6 +2812,36 @@
memcpy(data->hash192, hash, sizeof(data->hash192));
memcpy(data->randomizer192, randomizer, sizeof(data->randomizer192));
+ memset(data->hash256, 0, sizeof(data->hash256));
+ memset(data->randomizer256, 0, sizeof(data->randomizer256));
+
+ BT_DBG("%s for %pMR", hdev->name, bdaddr);
+
+ return 0;
+}
+
+int hci_add_remote_oob_ext_data(struct hci_dev *hdev, bdaddr_t *bdaddr,
+ u8 *hash192, u8 *randomizer192,
+ u8 *hash256, u8 *randomizer256)
+{
+ struct oob_data *data;
+
+ data = hci_find_remote_oob_data(hdev, bdaddr);
+ if (!data) {
+ data = kmalloc(sizeof(*data), GFP_ATOMIC);
+ if (!data)
+ return -ENOMEM;
+
+ bacpy(&data->bdaddr, bdaddr);
+ list_add(&data->list, &hdev->remote_oob_data);
+ }
+
+ memcpy(data->hash192, hash192, sizeof(data->hash192));
+ memcpy(data->randomizer192, randomizer192, sizeof(data->randomizer192));
+
+ memcpy(data->hash256, hash256, sizeof(data->hash256));
+ memcpy(data->randomizer256, randomizer256, sizeof(data->randomizer256));
+
BT_DBG("%s for %pMR", hdev->name, bdaddr);
return 0;