[Bluetooth] Export details about authentication requirements

[pandora-kernel.git] / net / bluetooth / hci_conn.c

diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index 6f22533..0d4b8ae 100644 (file)
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -379,13 +379,21 @@ int hci_conn_auth(struct hci_conn *conn)
 {
        BT_DBG("conn %p", conn);
 
+       if (conn->ssp_mode > 0 && conn->hdev->ssp_mode > 0) {
+               if (!(conn->auth_type & 0x01)) {
+                       conn->auth_type = HCI_AT_GENERAL_BONDING_MITM;
+                       conn->link_mode &= ~HCI_LM_AUTH;
+               }
+       }
+
        if (conn->link_mode & HCI_LM_AUTH)
                return 1;
 
        if (!test_and_set_bit(HCI_CONN_AUTH_PEND, &conn->pend)) {
                struct hci_cp_auth_requested cp;
                cp.handle = cpu_to_le16(conn->handle);
-               hci_send_cmd(conn->hdev, HCI_OP_AUTH_REQUESTED, sizeof(cp), &cp);
+               hci_send_cmd(conn->hdev, HCI_OP_AUTH_REQUESTED,
+                                                       sizeof(cp), &cp);
        }
        return 0;
 }
@@ -397,7 +405,7 @@ int hci_conn_encrypt(struct hci_conn *conn)
        BT_DBG("conn %p", conn);
 
        if (conn->link_mode & HCI_LM_ENCRYPT)
-               return 1;
+               return hci_conn_auth(conn);
 
        if (test_and_set_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend))
                return 0;
@@ -406,7 +414,8 @@ int hci_conn_encrypt(struct hci_conn *conn)
                struct hci_cp_set_conn_encrypt cp;
                cp.handle  = cpu_to_le16(conn->handle);
                cp.encrypt = 1;
-               hci_send_cmd(conn->hdev, HCI_OP_SET_CONN_ENCRYPT, sizeof(cp), &cp);
+               hci_send_cmd(conn->hdev, HCI_OP_SET_CONN_ENCRYPT,
+                                                       sizeof(cp), &cp);
        }
        return 0;
 }
@@ -420,7 +429,8 @@ int hci_conn_change_link_key(struct hci_conn *conn)
        if (!test_and_set_bit(HCI_CONN_AUTH_PEND, &conn->pend)) {
                struct hci_cp_change_conn_link_key cp;
                cp.handle = cpu_to_le16(conn->handle);
-               hci_send_cmd(conn->hdev, HCI_OP_CHANGE_CONN_LINK_KEY, sizeof(cp), &cp);
+               hci_send_cmd(conn->hdev, HCI_OP_CHANGE_CONN_LINK_KEY,
+                                                       sizeof(cp), &cp);
        }
        return 0;
 }
@@ -624,3 +634,23 @@ int hci_get_conn_info(struct hci_dev *hdev, void __user *arg)
 
        return copy_to_user(ptr, &ci, sizeof(ci)) ? -EFAULT : 0;
 }
+
+int hci_get_auth_info(struct hci_dev *hdev, void __user *arg)
+{
+       struct hci_auth_info_req req;
+       struct hci_conn *conn;
+
+       if (copy_from_user(&req, arg, sizeof(req)))
+               return -EFAULT;
+
+       hci_dev_lock_bh(hdev);
+       conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &req.bdaddr);
+       if (conn)
+               req.type = conn->auth_type;
+       hci_dev_unlock_bh(hdev);
+
+       if (!conn)
+               return -ENOENT;
+
+       return copy_to_user(arg, &req, sizeof(req)) ? -EFAULT : 0;
+}