Bluetooth: Add read_local_oob_data management command
This patch adds a command to read local OOB data to the managment interface.
The command maps directly to the Read Local OOB Data HCI command.
Signed-off-by: Szymon Janc <szymon.janc@tieto.com>
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 0def3e1..582ef60 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -822,6 +822,17 @@
rp->status);
}
+static void hci_cc_read_local_oob_data_reply(struct hci_dev *hdev,
+ struct sk_buff *skb)
+{
+ struct hci_rp_read_local_oob_data *rp = (void *) skb->data;
+
+ BT_DBG("%s status 0x%x", hdev->name, rp->status);
+
+ mgmt_read_local_oob_data_reply_complete(hdev->id, rp->hash,
+ rp->randomizer, rp->status);
+}
+
static inline void hci_cs_inquiry(struct hci_dev *hdev, __u8 status)
{
BT_DBG("%s status 0x%x", hdev->name, status);
@@ -1752,6 +1763,10 @@
hci_cc_pin_code_neg_reply(hdev, skb);
break;
+ case HCI_OP_READ_LOCAL_OOB_DATA:
+ hci_cc_read_local_oob_data_reply(hdev, skb);
+ break;
+
case HCI_OP_LE_READ_BUFFER_SIZE:
hci_cc_le_read_buffer_size(hdev, skb);
break;
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 93f0f04..33b1f74 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -1296,6 +1296,55 @@
return err;
}
+static int read_local_oob_data(struct sock *sk, u16 index)
+{
+ struct hci_dev *hdev;
+ struct pending_cmd *cmd;
+ int err;
+
+ BT_DBG("hci%u", index);
+
+ hdev = hci_dev_get(index);
+ if (!hdev)
+ return cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA,
+ ENODEV);
+
+ hci_dev_lock_bh(hdev);
+
+ if (!test_bit(HCI_UP, &hdev->flags)) {
+ err = cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA,
+ ENETDOWN);
+ goto unlock;
+ }
+
+ if (!(hdev->features[6] & LMP_SIMPLE_PAIR)) {
+ err = cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA,
+ EOPNOTSUPP);
+ goto unlock;
+ }
+
+ if (mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, index)) {
+ err = cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, EBUSY);
+ goto unlock;
+ }
+
+ cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_DATA, index, NULL, 0);
+ if (!cmd) {
+ err = -ENOMEM;
+ goto unlock;
+ }
+
+ err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL);
+ if (err < 0)
+ mgmt_pending_remove(cmd);
+
+unlock:
+ hci_dev_unlock_bh(hdev);
+ hci_dev_put(hdev);
+
+ return err;
+}
+
int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen)
{
unsigned char *buf;
@@ -1394,6 +1443,10 @@
case MGMT_OP_SET_LOCAL_NAME:
err = set_local_name(sk, index, buf + sizeof(*hdr), len);
break;
+ case MGMT_OP_READ_LOCAL_OOB_DATA:
+ err = read_local_oob_data(sk, index);
+ break;
+
default:
BT_DBG("Unknown op %u", opcode);
err = cmd_status(sk, index, opcode, 0x01);
@@ -1723,3 +1776,33 @@
mgmt_pending_remove(cmd);
return err;
}
+
+int mgmt_read_local_oob_data_reply_complete(u16 index, u8 *hash, u8 *randomizer,
+ u8 status)
+{
+ struct pending_cmd *cmd;
+ int err;
+
+ BT_DBG("hci%u status %u", index, status);
+
+ cmd = mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, index);
+ if (!cmd)
+ return -ENOENT;
+
+ if (status) {
+ err = cmd_status(cmd->sk, index, MGMT_OP_READ_LOCAL_OOB_DATA,
+ EIO);
+ } else {
+ struct mgmt_rp_read_local_oob_data rp;
+
+ memcpy(rp.hash, hash, sizeof(rp.hash));
+ memcpy(rp.randomizer, randomizer, sizeof(rp.randomizer));
+
+ err = cmd_complete(cmd->sk, index, MGMT_OP_READ_LOCAL_OOB_DATA,
+ &rp, sizeof(rp));
+ }
+
+ mgmt_pending_remove(cmd);
+
+ return err;
+}