6 files changed, 207 insertions, 31 deletions

diff --git a/include/net/bluetooth/bluetooth.h b/include/net/bluetooth/bluetooth.h
index f4f9ee466791..904777c1cd24 100644
--- a/include/net/bluetooth/bluetooth.h
+++ b/include/net/bluetooth/bluetooth.h
@@ -65,6 +65,7 @@ struct bt_security {
 #define BT_SECURITY_LOW         1
 #define BT_SECURITY_MEDIUM      2
 #define BT_SECURITY_HIGH        3
+#define BT_SECURITY_FIPS        4
 
 #define BT_DEFER_SETUP  7
 
diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index 66c1cd87bfe7..fe4b06bfc150 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -117,11 +117,16 @@ enum {
         HCI_SERVICE_CACHE,
         HCI_DEBUG_KEYS,
         HCI_DUT_MODE,
+        HCI_FORCE_SC,
+        HCI_FORCE_STATIC_ADDR,
         HCI_UNREGISTER,
         HCI_USER_CHANNEL,
 
         HCI_LE_SCAN,
         HCI_SSP_ENABLED,
+        HCI_SC_ENABLED,
+        HCI_SC_ONLY,
+        HCI_RPA_RESOLVING,
         HCI_HS_ENABLED,
         HCI_LE_ENABLED,
         HCI_ADVERTISING,
@@ -282,10 +287,14 @@ enum {
 #define LMP_SYNC_TRAIN  0x04
 #define LMP_SYNC_SCAN   0x08
 
+#define LMP_SC          0x01
+#define LMP_PING        0x02
+
 /* Host features */
 #define LMP_HOST_SSP            0x01
 #define LMP_HOST_LE             0x02
 #define LMP_HOST_LE_BREDR       0x04
+#define LMP_HOST_SC             0x08
 
 /* Connection modes */
 #define HCI_CM_ACTIVE   0x0000
@@ -307,6 +316,7 @@ enum {
 #define HCI_LM_TRUSTED  0x0008
 #define HCI_LM_RELIABLE 0x0010
 #define HCI_LM_SECURE   0x0020
+#define HCI_LM_FIPS     0x0040
 
 /* Authentication types */
 #define HCI_AT_NO_BONDING               0x00
@@ -327,15 +337,21 @@ enum {
 #define HCI_LK_LOCAL_UNIT               0x01
 #define HCI_LK_REMOTE_UNIT              0x02
 #define HCI_LK_DEBUG_COMBINATION        0x03
-#define HCI_LK_UNAUTH_COMBINATION       0x04
-#define HCI_LK_AUTH_COMBINATION         0x05
+#define HCI_LK_UNAUTH_COMBINATION_P192  0x04
+#define HCI_LK_AUTH_COMBINATION_P192    0x05
 #define HCI_LK_CHANGED_COMBINATION      0x06
+#define HCI_LK_UNAUTH_COMBINATION_P256  0x07
+#define HCI_LK_AUTH_COMBINATION_P256    0x08
 /* The spec doesn't define types for SMP keys, the _MASTER suffix is implied */
 #define HCI_SMP_STK                     0x80
 #define HCI_SMP_STK_SLAVE               0x81
 #define HCI_SMP_LTK                     0x82
 #define HCI_SMP_LTK_SLAVE               0x83
 
+/* Long Term Key types */
+#define HCI_LTK_UNAUTH                  0x00
+#define HCI_LTK_AUTH                    0x01
+
 /* ---- HCI Error Codes ---- */
 #define HCI_ERROR_AUTH_FAILURE          0x05
 #define HCI_ERROR_CONNECTION_TIMEOUT    0x08
@@ -660,6 +676,15 @@ struct hci_rp_set_csb {
 
 #define HCI_OP_START_SYNC_TRAIN         0x0443
 
+#define HCI_OP_REMOTE_OOB_EXT_DATA_REPLY        0x0445
+struct hci_cp_remote_oob_ext_data_reply {
+        bdaddr_t bdaddr;
+        __u8     hash192[16];
+        __u8     randomizer192[16];
+        __u8     hash256[16];
+        __u8     randomizer256[16];
+} __packed;
+
 #define HCI_OP_SNIFF_MODE               0x0803
 struct hci_cp_sniff_mode {
         __le16   handle;
@@ -933,6 +958,26 @@ struct hci_rp_write_sync_train_params {
         __le16  sync_train_int;
 } __packed;
 
+#define HCI_OP_READ_SC_SUPPORT          0x0c79
+struct hci_rp_read_sc_support {
+        __u8    status;
+        __u8    support;
+} __packed;
+
+#define HCI_OP_WRITE_SC_SUPPORT         0x0c7a
+struct hci_cp_write_sc_support {
+        __u8    support;
+} __packed;
+
+#define HCI_OP_READ_LOCAL_OOB_EXT_DATA  0x0c7d
+struct hci_rp_read_local_oob_ext_data {
+        __u8     status;
+        __u8     hash192[16];
+        __u8     randomizer192[16];
+        __u8     hash256[16];
+        __u8     randomizer256[16];
+} __packed;
+
 #define HCI_OP_READ_LOCAL_VERSION       0x1001
 struct hci_rp_read_local_version {
         __u8     status;
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index f2f0cf5865c4..c0fcc041fbb5 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -101,7 +101,15 @@ struct smp_ltk {
         __le16 ediv;
         u8 rand[8];
         u8 val[16];
-} __packed;
+};
+
+struct smp_irk {
+        struct list_head list;
+        bdaddr_t rpa;
+        bdaddr_t bdaddr;
+        u8 addr_type;
+        u8 val[16];
+};
 
 struct link_key {
         struct list_head list;
@@ -114,8 +122,10 @@ struct link_key {
 struct oob_data {
         struct list_head list;
         bdaddr_t bdaddr;
-        u8 hash[16];
-        u8 randomizer[16];
+        u8 hash192[16];
+        u8 randomizer192[16];
+        u8 hash256[16];
+        u8 randomizer256[16];
 };
 
 #define HCI_MAX_SHORT_NAME_LENGTH       10
@@ -141,6 +151,7 @@ struct hci_dev {
         __u8            bus;
         __u8            dev_type;
         bdaddr_t        bdaddr;
+        bdaddr_t        random_addr;
         bdaddr_t        static_addr;
         __u8            own_addr_type;
         __u8            dev_name[HCI_MAX_NAME_LENGTH];
@@ -167,6 +178,7 @@ struct hci_dev {
         __u16           page_scan_interval;
         __u16           page_scan_window;
         __u8            page_scan_type;
+        __u8            le_adv_channel_map;
         __u16           le_scan_interval;
         __u16           le_scan_window;
         __u16           le_conn_min_interval;
@@ -257,19 +269,19 @@ struct hci_dev {
         __u32                   req_status;
         __u32                   req_result;
 
-        struct list_head        mgmt_pending;
+        struct crypto_blkcipher *tfm_aes;
 
         struct discovery_state  discovery;
         struct hci_conn_hash    conn_hash;
-        struct list_head        blacklist;
 
+        struct list_head        mgmt_pending;
+        struct list_head        blacklist;
         struct list_head        uuids;
-
         struct list_head        link_keys;
-
         struct list_head        long_term_keys;
-
+        struct list_head        identity_resolving_keys;
         struct list_head        remote_oob_data;
+        struct list_head        le_conn_params;
 
         struct hci_dev_stats    stat;
 
@@ -332,6 +344,8 @@ struct hci_conn {
         __u8            passkey_entered;
         __u16           disc_timeout;
         __u16           setting;
+        __u16           le_conn_min_interval;
+        __u16           le_conn_max_interval;
         unsigned long   flags;
 
         __u8            remote_cap;
@@ -372,6 +386,16 @@ struct hci_chan {
         __u8            state;
 };
 
+struct hci_conn_params {
+        struct list_head list;
+
+        bdaddr_t addr;
+        u8 addr_type;
+
+        u16 conn_min_interval;
+        u16 conn_max_interval;
+};
+
 extern struct list_head hci_dev_list;
 extern struct list_head hci_cb_list;
 extern rwlock_t hci_dev_list_lock;
@@ -446,6 +470,8 @@ enum {
         HCI_CONN_LE_SMP_PEND,
         HCI_CONN_MGMT_CONNECTED,
         HCI_CONN_SSP_ENABLED,
+        HCI_CONN_SC_ENABLED,
+        HCI_CONN_AES_CCM,
         HCI_CONN_POWER_SAVE,
         HCI_CONN_REMOTE_OOB,
         HCI_CONN_6LOWPAN,
@@ -458,6 +484,13 @@ static inline bool hci_conn_ssp_enabled(struct hci_conn *conn)
                test_bit(HCI_CONN_SSP_ENABLED, &conn->flags);
 }
 
+static inline bool hci_conn_sc_enabled(struct hci_conn *conn)
+{
+        struct hci_dev *hdev = conn->hdev;
+        return test_bit(HCI_SC_ENABLED, &hdev->dev_flags) &&
+               test_bit(HCI_CONN_SC_ENABLED, &conn->flags);
+}
+
 static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c)
 {
         struct hci_conn_hash *h = &hdev->conn_hash;
@@ -737,31 +770,50 @@ int hci_inquiry(void __user *arg);
 
 struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev,
                                          bdaddr_t *bdaddr, u8 type);
-int hci_blacklist_clear(struct hci_dev *hdev);
+void hci_blacklist_clear(struct hci_dev *hdev);
 int hci_blacklist_add(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type);
 int hci_blacklist_del(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type);
 
-int hci_uuids_clear(struct hci_dev *hdev);
+struct hci_conn_params *hci_conn_params_lookup(struct hci_dev *hdev,
+                                               bdaddr_t *addr, u8 addr_type);
+void hci_conn_params_add(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type,
+                         u16 conn_min_interval, u16 conn_max_interval);
+void hci_conn_params_del(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type);
+void hci_conn_params_clear(struct hci_dev *hdev);
+
+void hci_uuids_clear(struct hci_dev *hdev);
 
-int hci_link_keys_clear(struct hci_dev *hdev);
+void hci_link_keys_clear(struct hci_dev *hdev);
 struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr);
 int hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, int new_key,
                      bdaddr_t *bdaddr, u8 *val, u8 type, u8 pin_len);
-struct smp_ltk *hci_find_ltk(struct hci_dev *hdev, __le16 ediv, u8 rand[8]);
-int hci_add_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type, u8 type,
-                int new_key, u8 authenticated, u8 tk[16], u8 enc_size,
-                __le16 ediv, u8 rand[8]);
+struct smp_ltk *hci_find_ltk(struct hci_dev *hdev, __le16 ediv, u8 rand[8],
+                             bool master);
+struct smp_ltk *hci_add_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr,
+                            u8 addr_type, u8 type, u8 authenticated,
+                            u8 tk[16], u8 enc_size, __le16 ediv, u8 rand[8]);
 struct smp_ltk *hci_find_ltk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr,
-                                     u8 addr_type);
-int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr);
-int hci_smp_ltks_clear(struct hci_dev *hdev);
+                                     u8 addr_type, bool master);
+int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 bdaddr_type);
+void hci_smp_ltks_clear(struct hci_dev *hdev);
 int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr);
 
-int hci_remote_oob_data_clear(struct hci_dev *hdev);
+struct smp_irk *hci_find_irk_by_rpa(struct hci_dev *hdev, bdaddr_t *rpa);
+struct smp_irk *hci_find_irk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr,
+                                     u8 addr_type);
+struct smp_irk *hci_add_irk(struct hci_dev *hdev, bdaddr_t *bdaddr,
+                            u8 addr_type, u8 val[16], bdaddr_t *rpa);
+void hci_remove_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type);
+void hci_smp_irks_clear(struct hci_dev *hdev);
+
+void hci_remote_oob_data_clear(struct hci_dev *hdev);
 struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev,
-                                                        bdaddr_t *bdaddr);
-int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash,
-                                                                u8 *randomizer);
+                                          bdaddr_t *bdaddr);
+int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr,
+                            u8 *hash, u8 *randomizer);
+int hci_add_remote_oob_ext_data(struct hci_dev *hdev, bdaddr_t *bdaddr,
+                                u8 *hash192, u8 *randomizer192,
+                                u8 *hash256, u8 *randomizer256);
 int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr);
 
 void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb);
@@ -803,9 +855,12 @@ void hci_conn_del_sysfs(struct hci_conn *conn);
 #define lmp_csb_slave_capable(dev)  ((dev)->features[2][0] & LMP_CSB_SLAVE)
 #define lmp_sync_train_capable(dev) ((dev)->features[2][0] & LMP_SYNC_TRAIN)
 #define lmp_sync_scan_capable(dev)  ((dev)->features[2][0] & LMP_SYNC_SCAN)
+#define lmp_sc_capable(dev)         ((dev)->features[2][1] & LMP_SC)
+#define lmp_ping_capable(dev)       ((dev)->features[2][1] & LMP_PING)
 
 /* ----- Host capabilities ----- */
 #define lmp_host_ssp_capable(dev)  ((dev)->features[1][0] & LMP_HOST_SSP)
+#define lmp_host_sc_capable(dev)   ((dev)->features[1][0] & LMP_HOST_SC)
 #define lmp_host_le_capable(dev)   (!!((dev)->features[1][0] & LMP_HOST_LE))
 #define lmp_host_le_br_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE_BREDR))
 
@@ -1019,6 +1074,26 @@ static inline bool eir_has_data_type(u8 *data, size_t data_len, u8 type)
         return false;
 }
 
+static inline bool hci_bdaddr_is_rpa(bdaddr_t *bdaddr, u8 addr_type)
+{
+        if (addr_type != 0x01)
+                return false;
+
+        if ((bdaddr->b[5] & 0xc0) == 0x40)
+               return true;
+
+        return false;
+}
+
+static inline struct smp_irk *hci_get_irk(struct hci_dev *hdev,
+                                          bdaddr_t *bdaddr, u8 addr_type)
+{
+        if (!hci_bdaddr_is_rpa(bdaddr, addr_type))
+                return NULL;
+
+        return hci_find_irk_by_rpa(hdev, bdaddr);
+}
+
 int hci_register_cb(struct hci_cb *hcb);
 int hci_unregister_cb(struct hci_cb *hcb);
 
@@ -1122,11 +1197,13 @@ void mgmt_auth_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
                       u8 addr_type, u8 status);
 void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status);
 void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status);
+void mgmt_sc_enable_complete(struct hci_dev *hdev, u8 enable, u8 status);
 void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class,
                                     u8 status);
 void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status);
-void mgmt_read_local_oob_data_reply_complete(struct hci_dev *hdev, u8 *hash,
-                                             u8 *randomizer, u8 status);
+void mgmt_read_local_oob_data_complete(struct hci_dev *hdev, u8 *hash192,
+                                       u8 *randomizer192, u8 *hash256,
+                                       u8 *randomizer256, u8 status);
 void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
                        u8 addr_type, u8 *dev_class, s8 rssi, u8 cfm_name,
                        u8 ssp, u8 *eir, u16 eir_len);
@@ -1135,8 +1212,10 @@ void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
 void mgmt_discovering(struct hci_dev *hdev, u8 discovering);
 int mgmt_device_blocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type);
 int mgmt_device_unblocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type);
-void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, u8 persistent);
+void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key);
+void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk);
 void mgmt_reenable_advertising(struct hci_dev *hdev);
+void mgmt_smp_complete(struct hci_conn *conn, bool complete);
 
 /* HCI info for socket */
 #define hci_pi(sk) ((struct hci_pinfo *) sk)
diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h
index dbc4a89984ca..4abdcb220e3a 100644
--- a/include/net/bluetooth/l2cap.h
+++ b/include/net/bluetooth/l2cap.h
@@ -91,6 +91,7 @@ struct l2cap_conninfo {
 #define L2CAP_LM_TRUSTED        0x0008
 #define L2CAP_LM_RELIABLE       0x0010
 #define L2CAP_LM_SECURE         0x0020
+#define L2CAP_LM_FIPS           0x0040
 
 /* L2CAP command codes */
 #define L2CAP_COMMAND_REJ       0x01
@@ -623,6 +624,9 @@ struct l2cap_conn {
         __u32                   rx_len;
         __u8                    tx_ident;
 
+        struct sk_buff_head     pending_rx;
+        struct work_struct      pending_rx_work;
+
         __u8                    disc_reason;
 
         struct delayed_work     security_timer;
@@ -647,7 +651,7 @@ struct l2cap_user {
 #define L2CAP_CHAN_RAW                  1
 #define L2CAP_CHAN_CONN_LESS            2
 #define L2CAP_CHAN_CONN_ORIENTED        3
-#define L2CAP_CHAN_CONN_FIX_A2MP        4
+#define L2CAP_CHAN_FIXED                4
 
 /* ----- L2CAP socket info ----- */
 #define l2cap_pi(sk) ((struct l2cap_pinfo *) sk)
@@ -853,7 +857,6 @@ static inline long l2cap_chan_no_get_sndtimeo(struct l2cap_chan *chan)
 }
 
 extern bool disable_ertm;
-extern bool enable_lecoc;
 
 int l2cap_init_sockets(void);
 void l2cap_cleanup_sockets(void);
@@ -878,6 +881,7 @@ int l2cap_ertm_init(struct l2cap_chan *chan);
 void l2cap_chan_add(struct l2cap_conn *conn, struct l2cap_chan *chan);
 void __l2cap_chan_add(struct l2cap_conn *conn, struct l2cap_chan *chan);
 void l2cap_chan_del(struct l2cap_chan *chan, int err);
+void l2cap_conn_update_id_addr(struct hci_conn *hcon);
 void l2cap_send_conn_req(struct l2cap_chan *chan);
 void l2cap_move_start(struct l2cap_chan *chan);
 void l2cap_logical_cfm(struct l2cap_chan *chan, struct hci_chan *hchan,
diff --git a/include/net/bluetooth/mgmt.h b/include/net/bluetooth/mgmt.h
index 518c5c84e39a..2e46251e8aec 100644
--- a/include/net/bluetooth/mgmt.h
+++ b/include/net/bluetooth/mgmt.h
@@ -94,6 +94,8 @@ struct mgmt_rp_read_index_list {
 #define MGMT_SETTING_HS                 0x00000100
 #define MGMT_SETTING_LE                 0x00000200
 #define MGMT_SETTING_ADVERTISING        0x00000400
+#define MGMT_SETTING_SECURE_CONN        0x00000800
+#define MGMT_SETTING_DEBUG_KEYS         0x00001000
 
 #define MGMT_OP_READ_INFO               0x0004
 #define MGMT_READ_INFO_SIZE             0
@@ -180,7 +182,7 @@ struct mgmt_cp_load_link_keys {
 
 struct mgmt_ltk_info {
         struct mgmt_addr_info addr;
-        __u8    authenticated;
+        __u8    type;
         __u8    master;
         __u8    enc_size;
         __le16  ediv;
@@ -294,6 +296,12 @@ struct mgmt_rp_read_local_oob_data {
         __u8    hash[16];
         __u8    randomizer[16];
 } __packed;
+struct mgmt_rp_read_local_oob_ext_data {
+        __u8    hash192[16];
+        __u8    randomizer192[16];
+        __u8    hash256[16];
+        __u8    randomizer256[16];
+} __packed;
 
 #define MGMT_OP_ADD_REMOTE_OOB_DATA     0x0021
 struct mgmt_cp_add_remote_oob_data {
@@ -302,6 +310,14 @@ struct mgmt_cp_add_remote_oob_data {
         __u8    randomizer[16];
 } __packed;
 #define MGMT_ADD_REMOTE_OOB_DATA_SIZE   (MGMT_ADDR_INFO_SIZE + 32)
+struct mgmt_cp_add_remote_oob_ext_data {
+        struct mgmt_addr_info addr;
+        __u8    hash192[16];
+        __u8    randomizer192[16];
+        __u8    hash256[16];
+        __u8    randomizer256[16];
+} __packed;
+#define MGMT_ADD_REMOTE_OOB_EXT_DATA_SIZE (MGMT_ADDR_INFO_SIZE + 64)
 
 #define MGMT_OP_REMOVE_REMOTE_OOB_DATA  0x0022
 struct mgmt_cp_remove_remote_oob_data {
@@ -369,6 +385,22 @@ struct mgmt_cp_set_scan_params {
 } __packed;
 #define MGMT_SET_SCAN_PARAMS_SIZE       4
 
+#define MGMT_OP_SET_SECURE_CONN         0x002D
+
+#define MGMT_OP_SET_DEBUG_KEYS          0x002E
+
+struct mgmt_irk_info {
+        struct mgmt_addr_info addr;
+        __u8 val[16];
+} __packed;
+
+#define MGMT_OP_LOAD_IRKS               0x0030
+struct mgmt_cp_load_irks {
+        __le16 irk_count;
+        struct mgmt_irk_info irks[0];
+} __packed;
+#define MGMT_LOAD_IRKS_SIZE             2
+
 #define MGMT_EV_CMD_COMPLETE            0x0001
 struct mgmt_ev_cmd_complete {
         __le16  opcode;
@@ -504,3 +536,10 @@ struct mgmt_ev_passkey_notify {
         __le32  passkey;
         __u8    entered;
 } __packed;
+
+#define MGMT_EV_NEW_IRK                 0x0018
+struct mgmt_ev_new_irk {
+        __u8     store_hint;
+        bdaddr_t rpa;
+        struct mgmt_irk_info irk;
+} __packed;
diff --git a/include/net/bluetooth/rfcomm.h b/include/net/bluetooth/rfcomm.h
index 486213a1aed8..2611cc389d7d 100644
--- a/include/net/bluetooth/rfcomm.h
+++ b/include/net/bluetooth/rfcomm.h
@@ -238,9 +238,11 @@ int  rfcomm_dlc_open(struct rfcomm_dlc *d, bdaddr_t *src, bdaddr_t *dst,
                                                                 u8 channel);
 int  rfcomm_dlc_close(struct rfcomm_dlc *d, int reason);
 int  rfcomm_dlc_send(struct rfcomm_dlc *d, struct sk_buff *skb);
+void rfcomm_dlc_send_noerror(struct rfcomm_dlc *d, struct sk_buff *skb);
 int  rfcomm_dlc_set_modem_status(struct rfcomm_dlc *d, u8 v24_sig);
 int  rfcomm_dlc_get_modem_status(struct rfcomm_dlc *d, u8 *v24_sig);
 void rfcomm_dlc_accept(struct rfcomm_dlc *d);
+struct rfcomm_dlc *rfcomm_dlc_exists(bdaddr_t *src, bdaddr_t *dst, u8 channel);
 
 #define rfcomm_dlc_lock(d)     spin_lock(&d->lock)
 #define rfcomm_dlc_unlock(d)   spin_unlock(&d->lock)
@@ -295,6 +297,7 @@ struct rfcomm_conninfo {
 #define RFCOMM_LM_TRUSTED       0x0008
 #define RFCOMM_LM_RELIABLE      0x0010
 #define RFCOMM_LM_SECURE        0x0020
+#define RFCOMM_LM_FIPS          0x0040
 
 #define rfcomm_pi(sk) ((struct rfcomm_pinfo *) sk)
 
@@ -323,11 +326,16 @@ int  rfcomm_connect_ind(struct rfcomm_session *s, u8 channel,
 #define RFCOMMGETDEVINFO        _IOR('R', 211, int)
 #define RFCOMMSTEALDLC          _IOW('R', 220, int)
 
+/* rfcomm_dev.flags bit definitions */
 #define RFCOMM_REUSE_DLC      0
 #define RFCOMM_RELEASE_ONHUP  1
 #define RFCOMM_HANGUP_NOW     2
 #define RFCOMM_TTY_ATTACHED   3
-#define RFCOMM_TTY_RELEASED   4
+#define RFCOMM_DEFUNCT_BIT4   4   /* don't reuse this bit - userspace visible */
+
+/* rfcomm_dev.status bit definitions */
+#define RFCOMM_DEV_RELEASED   0
+#define RFCOMM_TTY_OWNED      1
 
 struct rfcomm_dev_req {
         s16      dev_id;