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Diffstat (limited to 'include/net/bluetooth/hci_core.h')
-rw-r--r--include/net/bluetooth/hci_core.h141
1 files changed, 113 insertions, 28 deletions
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 6c994c004d15..3779ea362257 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -25,6 +25,7 @@
#ifndef __HCI_CORE_H
#define __HCI_CORE_H
+#include <linux/interrupt.h>
#include <net/bluetooth/hci.h>
/* HCI upper protocols */
@@ -74,12 +75,28 @@ struct bt_uuid {
u8 svc_hint;
};
+struct key_master_id {
+ __le16 ediv;
+ u8 rand[8];
+} __packed;
+
+struct link_key_data {
+ bdaddr_t bdaddr;
+ u8 type;
+ u8 val[16];
+ u8 pin_len;
+ u8 dlen;
+ u8 data[0];
+} __packed;
+
struct link_key {
struct list_head list;
bdaddr_t bdaddr;
u8 type;
u8 val[16];
u8 pin_len;
+ u8 dlen;
+ u8 data[0];
};
struct oob_data {
@@ -89,6 +106,12 @@ struct oob_data {
u8 randomizer[16];
};
+struct adv_entry {
+ struct list_head list;
+ bdaddr_t bdaddr;
+ u8 bdaddr_type;
+};
+
#define NUM_REASSEMBLY 4
struct hci_dev {
struct list_head list;
@@ -107,6 +130,7 @@ struct hci_dev {
__u8 major_class;
__u8 minor_class;
__u8 features[8];
+ __u8 extfeatures[8];
__u8 commands[64];
__u8 ssp_mode;
__u8 hci_ver;
@@ -181,6 +205,9 @@ struct hci_dev {
struct list_head remote_oob_data;
+ struct list_head adv_entries;
+ struct timer_list adv_timer;
+
struct hci_dev_stats stat;
struct sk_buff_head driver_init;
@@ -212,9 +239,9 @@ struct hci_conn {
struct list_head list;
atomic_t refcnt;
- spinlock_t lock;
bdaddr_t dst;
+ __u8 dst_type;
__u16 handle;
__u16 state;
__u8 mode;
@@ -233,6 +260,7 @@ struct hci_conn {
__u8 sec_level;
__u8 pending_sec_level;
__u8 pin_length;
+ __u8 enc_key_size;
__u8 io_capability;
__u8 power_save;
__u16 disc_timeout;
@@ -259,7 +287,6 @@ struct hci_conn {
struct hci_dev *hdev;
void *l2cap_data;
void *sco_data;
- void *priv;
struct hci_conn *link;
@@ -307,16 +334,19 @@ static inline long inquiry_entry_age(struct inquiry_entry *e)
return jiffies - e->timestamp;
}
-struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr);
+struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev,
+ bdaddr_t *bdaddr);
void hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data);
/* ----- HCI Connections ----- */
enum {
HCI_CONN_AUTH_PEND,
+ HCI_CONN_REAUTH_PEND,
HCI_CONN_ENCRYPT_PEND,
HCI_CONN_RSWITCH_PEND,
HCI_CONN_MODE_CHANGE_PEND,
HCI_CONN_SCO_SETUP_PEND,
+ HCI_CONN_LE_SMP_PEND,
};
static inline void hci_conn_hash_init(struct hci_dev *hdev)
@@ -364,6 +394,22 @@ static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c)
}
}
+static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type)
+{
+ struct hci_conn_hash *h = &hdev->conn_hash;
+ switch (type) {
+ case ACL_LINK:
+ return h->acl_num;
+ case LE_LINK:
+ return h->le_num;
+ case SCO_LINK:
+ case ESCO_LINK:
+ return h->sco_num;
+ default:
+ return 0;
+ }
+}
+
static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev,
__u16 handle)
{
@@ -420,14 +466,15 @@ int hci_conn_del(struct hci_conn *conn);
void hci_conn_hash_flush(struct hci_dev *hdev);
void hci_conn_check_pending(struct hci_dev *hdev);
-struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8 sec_level, __u8 auth_type);
+struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst,
+ __u8 sec_level, __u8 auth_type);
int hci_conn_check_link_mode(struct hci_conn *conn);
int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level);
int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type);
int hci_conn_change_link_key(struct hci_conn *conn);
int hci_conn_switch_role(struct hci_conn *conn, __u8 role);
-void hci_conn_enter_active_mode(struct hci_conn *conn);
+void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active);
void hci_conn_enter_sniff_mode(struct hci_conn *conn);
void hci_conn_hold_device(struct hci_conn *conn);
@@ -443,16 +490,18 @@ static inline void hci_conn_put(struct hci_conn *conn)
{
if (atomic_dec_and_test(&conn->refcnt)) {
unsigned long timeo;
- if (conn->type == ACL_LINK) {
+ if (conn->type == ACL_LINK || conn->type == LE_LINK) {
del_timer(&conn->idle_timer);
if (conn->state == BT_CONNECTED) {
timeo = msecs_to_jiffies(conn->disc_timeout);
if (!conn->out)
timeo *= 2;
- } else
+ } else {
timeo = msecs_to_jiffies(10);
- } else
+ }
+ } else {
timeo = msecs_to_jiffies(10);
+ }
mod_timer(&conn->disc_timer, jiffies + timeo);
}
}
@@ -464,11 +513,15 @@ static inline void __hci_dev_put(struct hci_dev *d)
d->destruct(d);
}
-static inline void hci_dev_put(struct hci_dev *d)
-{
- __hci_dev_put(d);
- module_put(d->owner);
-}
+/*
+ * hci_dev_put and hci_dev_hold are macros to avoid dragging all the
+ * overhead of all the modular infrastructure into this header.
+ */
+#define hci_dev_put(d) \
+do { \
+ __hci_dev_put(d); \
+ module_put(d->owner); \
+} while (0)
static inline struct hci_dev *__hci_dev_hold(struct hci_dev *d)
{
@@ -476,12 +529,10 @@ static inline struct hci_dev *__hci_dev_hold(struct hci_dev *d)
return d;
}
-static inline struct hci_dev *hci_dev_hold(struct hci_dev *d)
-{
- if (try_module_get(d->owner))
- return __hci_dev_hold(d);
- return NULL;
-}
+#define hci_dev_hold(d) \
+({ \
+ try_module_get(d->owner) ? __hci_dev_hold(d) : NULL; \
+})
#define hci_dev_lock(d) spin_lock(&d->lock)
#define hci_dev_unlock(d) spin_unlock(&d->lock)
@@ -511,6 +562,8 @@ int hci_inquiry(void __user *arg);
struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr);
int hci_blacklist_clear(struct hci_dev *hdev);
+int hci_blacklist_add(struct hci_dev *hdev, bdaddr_t *bdaddr);
+int hci_blacklist_del(struct hci_dev *hdev, bdaddr_t *bdaddr);
int hci_uuids_clear(struct hci_dev *hdev);
@@ -518,6 +571,11 @@ int 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 link_key *hci_find_ltk(struct hci_dev *hdev, __le16 ediv, u8 rand[8]);
+struct link_key *hci_find_link_key_type(struct hci_dev *hdev,
+ bdaddr_t *bdaddr, u8 type);
+int hci_add_ltk(struct hci_dev *hdev, int new_key, bdaddr_t *bdaddr,
+ u8 key_size, __le16 ediv, u8 rand[8], u8 ltk[16]);
int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr);
int hci_remote_oob_data_clear(struct hci_dev *hdev);
@@ -527,6 +585,12 @@ int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash,
u8 *randomizer);
int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr);
+#define ADV_CLEAR_TIMEOUT (3*60*HZ) /* Three minutes */
+int hci_adv_entries_clear(struct hci_dev *hdev);
+struct adv_entry *hci_find_adv_entry(struct hci_dev *hdev, bdaddr_t *bdaddr);
+int hci_add_adv_entry(struct hci_dev *hdev,
+ struct hci_ev_le_advertising_info *ev);
+
void hci_del_off_timer(struct hci_dev *hdev);
void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb);
@@ -553,6 +617,9 @@ void hci_conn_del_sysfs(struct hci_conn *conn);
#define lmp_no_flush_capable(dev) ((dev)->features[6] & LMP_NO_FLUSH)
#define lmp_le_capable(dev) ((dev)->features[4] & LMP_LE)
+/* ----- Extended LMP capabilities ----- */
+#define lmp_host_le_capable(dev) ((dev)->extfeatures[0] & LMP_HOST_LE)
+
/* ----- HCI protocols ----- */
struct hci_proto {
char *name;
@@ -561,16 +628,20 @@ struct hci_proto {
void *priv;
- int (*connect_ind) (struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 type);
+ int (*connect_ind) (struct hci_dev *hdev, bdaddr_t *bdaddr,
+ __u8 type);
int (*connect_cfm) (struct hci_conn *conn, __u8 status);
int (*disconn_ind) (struct hci_conn *conn);
int (*disconn_cfm) (struct hci_conn *conn, __u8 reason);
- int (*recv_acldata) (struct hci_conn *conn, struct sk_buff *skb, __u16 flags);
+ int (*recv_acldata) (struct hci_conn *conn, struct sk_buff *skb,
+ __u16 flags);
int (*recv_scodata) (struct hci_conn *conn, struct sk_buff *skb);
- int (*security_cfm) (struct hci_conn *conn, __u8 status, __u8 encrypt);
+ int (*security_cfm) (struct hci_conn *conn, __u8 status,
+ __u8 encrypt);
};
-static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 type)
+static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr,
+ __u8 type)
{
register struct hci_proto *hp;
int mask = 0;
@@ -656,7 +727,8 @@ static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status)
conn->security_cfm_cb(conn, status);
}
-static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status, __u8 encrypt)
+static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status,
+ __u8 encrypt)
{
register struct hci_proto *hp;
@@ -681,7 +753,8 @@ struct hci_cb {
char *name;
- void (*security_cfm) (struct hci_conn *conn, __u8 status, __u8 encrypt);
+ void (*security_cfm) (struct hci_conn *conn, __u8 status,
+ __u8 encrypt);
void (*key_change_cfm) (struct hci_conn *conn, __u8 status);
void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role);
};
@@ -707,13 +780,17 @@ static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status)
read_unlock_bh(&hci_cb_list_lock);
}
-static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status, __u8 encrypt)
+static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status,
+ __u8 encrypt)
{
struct list_head *p;
if (conn->sec_level == BT_SECURITY_SDP)
conn->sec_level = BT_SECURITY_LOW;
+ if (conn->pending_sec_level > conn->sec_level)
+ conn->sec_level = conn->pending_sec_level;
+
hci_proto_encrypt_cfm(conn, status, encrypt);
read_lock_bh(&hci_cb_list_lock);
@@ -738,7 +815,8 @@ static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status)
read_unlock_bh(&hci_cb_list_lock);
}
-static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, __u8 role)
+static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status,
+ __u8 role)
{
struct list_head *p;
@@ -777,7 +855,7 @@ int mgmt_powered(u16 index, u8 powered);
int mgmt_discoverable(u16 index, u8 discoverable);
int mgmt_connectable(u16 index, u8 connectable);
int mgmt_new_key(u16 index, struct link_key *key, u8 persistent);
-int mgmt_connected(u16 index, bdaddr_t *bdaddr);
+int mgmt_connected(u16 index, bdaddr_t *bdaddr, u8 link_type);
int mgmt_disconnected(u16 index, bdaddr_t *bdaddr);
int mgmt_disconnect_failed(u16 index);
int mgmt_connect_failed(u16 index, bdaddr_t *bdaddr, u8 status);
@@ -797,6 +875,8 @@ int mgmt_device_found(u16 index, bdaddr_t *bdaddr, u8 *dev_class, s8 rssi,
u8 *eir);
int mgmt_remote_name(u16 index, bdaddr_t *bdaddr, u8 *name);
int mgmt_discovering(u16 index, u8 discovering);
+int mgmt_device_blocked(u16 index, bdaddr_t *bdaddr);
+int mgmt_device_unblocked(u16 index, bdaddr_t *bdaddr);
/* HCI info for socket */
#define hci_pi(sk) ((struct hci_pinfo *) sk)
@@ -830,4 +910,9 @@ void hci_req_complete(struct hci_dev *hdev, __u16 cmd, int result);
void hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max,
u16 latency, u16 to_multiplier);
+void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __u8 rand[8],
+ __u8 ltk[16]);
+void hci_le_ltk_reply(struct hci_conn *conn, u8 ltk[16]);
+void hci_le_ltk_neg_reply(struct hci_conn *conn);
+
#endif /* __HCI_CORE_H */
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-07-06 08:27:37 +0200