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Diffstat (limited to 'include/net/bluetooth/hci_core.h')
-rw-r--r--include/net/bluetooth/hci_core.h151
1 files changed, 138 insertions, 13 deletions
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index d4e28773d378..9873e1c8cd16 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/idr.h>
#include <linux/leds.h>
#include <linux/rculist.h>
@@ -110,7 +111,7 @@ enum suspend_tasks {
enum suspended_state {
BT_RUNNING = 0,
BT_SUSPEND_DISCONNECT,
- BT_SUSPEND_COMPLETE,
+ BT_SUSPEND_CONFIGURE_WAKE,
};
struct hci_conn_hash {
@@ -136,6 +137,23 @@ struct bdaddr_list_with_irk {
u8 local_irk[16];
};
+struct bdaddr_list_with_flags {
+ struct list_head list;
+ bdaddr_t bdaddr;
+ u8 bdaddr_type;
+ u32 current_flags;
+};
+
+enum hci_conn_flags {
+ HCI_CONN_FLAG_REMOTE_WAKEUP,
+ HCI_CONN_FLAG_MAX
+};
+
+#define hci_conn_test_flag(nr, flags) ((flags) & (1U << nr))
+
+/* Make sure number of flags doesn't exceed sizeof(current_flags) */
+static_assert(HCI_CONN_FLAG_MAX < 32);
+
struct bt_uuid {
struct list_head list;
u8 uuid[16];
@@ -220,6 +238,24 @@ struct adv_info {
#define HCI_MAX_ADV_INSTANCES 5
#define HCI_DEFAULT_ADV_DURATION 2
+struct adv_pattern {
+ struct list_head list;
+ __u8 ad_type;
+ __u8 offset;
+ __u8 length;
+ __u8 value[HCI_MAX_AD_LENGTH];
+};
+
+struct adv_monitor {
+ struct list_head patterns;
+ bool active;
+ __u16 handle;
+};
+
+#define HCI_MIN_ADV_MONITOR_HANDLE 1
+#define HCI_MAX_ADV_MONITOR_NUM_HANDLES 32
+#define HCI_MAX_ADV_MONITOR_NUM_PATTERNS 16
+
#define HCI_MAX_SHORT_NAME_LENGTH 10
/* Min encryption key size to match with SMP */
@@ -295,6 +331,14 @@ struct hci_dev {
__u8 le_scan_type;
__u16 le_scan_interval;
__u16 le_scan_window;
+ __u16 le_scan_int_suspend;
+ __u16 le_scan_window_suspend;
+ __u16 le_scan_int_discovery;
+ __u16 le_scan_window_discovery;
+ __u16 le_scan_int_adv_monitor;
+ __u16 le_scan_window_adv_monitor;
+ __u16 le_scan_int_connect;
+ __u16 le_scan_window_connect;
__u16 le_conn_min_interval;
__u16 le_conn_max_interval;
__u16 le_conn_latency;
@@ -312,6 +356,8 @@ struct hci_dev {
__u16 conn_info_max_age;
__u16 auth_payload_timeout;
__u8 min_enc_key_size;
+ __u8 max_enc_key_size;
+ __u8 pairing_opts;
__u8 ssp_debug_mode;
__u8 hw_error_code;
__u32 clock;
@@ -321,6 +367,17 @@ struct hci_dev {
__u16 devid_product;
__u16 devid_version;
+ __u8 def_page_scan_type;
+ __u16 def_page_scan_int;
+ __u16 def_page_scan_window;
+ __u8 def_inq_scan_type;
+ __u16 def_inq_scan_int;
+ __u16 def_inq_scan_window;
+ __u16 def_br_lsto;
+ __u16 def_page_timeout;
+ __u16 def_multi_adv_rotation_duration;
+ __u16 def_le_autoconnect_timeout;
+
__u16 pkt_type;
__u16 esco_type;
__u16 link_policy;
@@ -427,6 +484,9 @@ struct hci_dev {
enum suspended_state suspend_state;
bool scanning_paused;
bool suspended;
+ u8 wake_reason;
+ bdaddr_t wake_addr;
+ u8 wake_addr_type;
wait_queue_head_t suspend_wait_q;
DECLARE_BITMAP(suspend_tasks, __SUSPEND_NUM_TASKS);
@@ -436,7 +496,6 @@ struct hci_dev {
struct list_head mgmt_pending;
struct list_head blacklist;
struct list_head whitelist;
- struct list_head wakeable;
struct list_head uuids;
struct list_head link_keys;
struct list_head long_term_keys;
@@ -475,6 +534,9 @@ struct hci_dev {
__u16 adv_instance_timeout;
struct delayed_work adv_instance_expire;
+ struct idr adv_monitors_idr;
+ unsigned int adv_monitors_cnt;
+
__u8 irk[16];
__u32 rpa_timeout;
struct delayed_work rpa_expired;
@@ -484,6 +546,11 @@ struct hci_dev {
struct led_trigger *power_led;
#endif
+#if IS_ENABLED(CONFIG_BT_MSFTEXT)
+ __u16 msft_opcode;
+ void *msft_data;
+#endif
+
int (*open)(struct hci_dev *hdev);
int (*close)(struct hci_dev *hdev);
int (*flush)(struct hci_dev *hdev);
@@ -496,10 +563,17 @@ struct hci_dev {
int (*set_diag)(struct hci_dev *hdev, bool enable);
int (*set_bdaddr)(struct hci_dev *hdev, const bdaddr_t *bdaddr);
void (*cmd_timeout)(struct hci_dev *hdev);
+ bool (*prevent_wake)(struct hci_dev *hdev);
};
#define HCI_PHY_HANDLE(handle) (handle & 0xff)
+enum conn_reasons {
+ CONN_REASON_PAIR_DEVICE,
+ CONN_REASON_L2CAP_CHAN,
+ CONN_REASON_SCO_CONNECT,
+};
+
struct hci_conn {
struct list_head list;
@@ -551,6 +625,8 @@ struct hci_conn {
__s8 max_tx_power;
unsigned long flags;
+ enum conn_reasons conn_reason;
+
__u32 clock;
__u16 clock_accuracy;
@@ -618,7 +694,7 @@ struct hci_conn_params {
struct hci_conn *conn;
bool explicit_connect;
- bool wakeable;
+ u32 current_flags;
};
extern struct list_head hci_dev_list;
@@ -638,6 +714,7 @@ extern struct mutex hci_cb_list_lock;
do { \
hci_dev_clear_flag(hdev, HCI_LE_SCAN); \
hci_dev_clear_flag(hdev, HCI_LE_ADV); \
+ hci_dev_clear_flag(hdev, HCI_LL_RPA_RESOLUTION);\
hci_dev_clear_flag(hdev, HCI_PERIODIC_INQ); \
} while (0)
@@ -975,12 +1052,14 @@ struct hci_chan *hci_chan_lookup_handle(struct hci_dev *hdev, __u16 handle);
struct hci_conn *hci_connect_le_scan(struct hci_dev *hdev, bdaddr_t *dst,
u8 dst_type, u8 sec_level,
- u16 conn_timeout);
+ u16 conn_timeout,
+ enum conn_reasons conn_reason);
struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst,
u8 dst_type, u8 sec_level, u16 conn_timeout,
u8 role, bdaddr_t *direct_rpa);
struct hci_conn *hci_connect_acl(struct hci_dev *hdev, bdaddr_t *dst,
- u8 sec_level, u8 auth_type);
+ u8 sec_level, u8 auth_type,
+ enum conn_reasons conn_reason);
struct hci_conn *hci_connect_sco(struct hci_dev *hdev, int type, bdaddr_t *dst,
__u16 setting);
int hci_conn_check_link_mode(struct hci_conn *conn);
@@ -1116,6 +1195,14 @@ int hci_recv_frame(struct hci_dev *hdev, struct sk_buff *skb);
int hci_recv_diag(struct hci_dev *hdev, struct sk_buff *skb);
__printf(2, 3) void hci_set_hw_info(struct hci_dev *hdev, const char *fmt, ...);
__printf(2, 3) void hci_set_fw_info(struct hci_dev *hdev, const char *fmt, ...);
+
+static inline void hci_set_msft_opcode(struct hci_dev *hdev, __u16 opcode)
+{
+#if IS_ENABLED(CONFIG_BT_MSFTEXT)
+ hdev->msft_opcode = opcode;
+#endif
+}
+
int hci_dev_open(__u16 dev);
int hci_dev_close(__u16 dev);
int hci_dev_do_close(struct hci_dev *hdev);
@@ -1134,12 +1221,19 @@ struct bdaddr_list *hci_bdaddr_list_lookup(struct list_head *list,
struct bdaddr_list_with_irk *hci_bdaddr_list_lookup_with_irk(
struct list_head *list, bdaddr_t *bdaddr,
u8 type);
+struct bdaddr_list_with_flags *
+hci_bdaddr_list_lookup_with_flags(struct list_head *list, bdaddr_t *bdaddr,
+ u8 type);
int hci_bdaddr_list_add(struct list_head *list, bdaddr_t *bdaddr, u8 type);
int hci_bdaddr_list_add_with_irk(struct list_head *list, bdaddr_t *bdaddr,
- u8 type, u8 *peer_irk, u8 *local_irk);
+ u8 type, u8 *peer_irk, u8 *local_irk);
+int hci_bdaddr_list_add_with_flags(struct list_head *list, bdaddr_t *bdaddr,
+ u8 type, u32 flags);
int hci_bdaddr_list_del(struct list_head *list, bdaddr_t *bdaddr, u8 type);
int hci_bdaddr_list_del_with_irk(struct list_head *list, bdaddr_t *bdaddr,
- u8 type);
+ u8 type);
+int hci_bdaddr_list_del_with_flags(struct list_head *list, bdaddr_t *bdaddr,
+ u8 type);
void hci_bdaddr_list_clear(struct list_head *list);
struct hci_conn_params *hci_conn_params_lookup(struct hci_dev *hdev,
@@ -1200,6 +1294,12 @@ int hci_add_adv_instance(struct hci_dev *hdev, u8 instance, u32 flags,
int hci_remove_adv_instance(struct hci_dev *hdev, u8 instance);
void hci_adv_instances_set_rpa_expired(struct hci_dev *hdev, bool rpa_expired);
+void hci_adv_monitors_clear(struct hci_dev *hdev);
+void hci_free_adv_monitor(struct adv_monitor *monitor);
+int hci_add_adv_monitor(struct hci_dev *hdev, struct adv_monitor *monitor);
+int hci_remove_adv_monitor(struct hci_dev *hdev, u16 handle);
+bool hci_is_adv_monitoring(struct hci_dev *hdev);
+
void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb);
void hci_init_sysfs(struct hci_dev *hdev);
@@ -1262,6 +1362,9 @@ void hci_conn_del_sysfs(struct hci_conn *conn);
#define scan_coded(dev) (((dev)->le_tx_def_phys & HCI_LE_SET_PHY_CODED) || \
((dev)->le_rx_def_phys & HCI_LE_SET_PHY_CODED))
+/* Use LL Privacy based address resolution if supported */
+#define use_ll_privacy(dev) ((dev)->le_features[0] & HCI_LE_LL_PRIVACY)
+
/* Use ext scanning if set ext scan param and ext scan enable is supported */
#define use_ext_scan(dev) (((dev)->commands[37] & 0x20) && \
((dev)->commands[37] & 0x40))
@@ -1364,16 +1467,34 @@ static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status)
conn->security_cfm_cb(conn, status);
}
-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)
{
struct hci_cb *cb;
+ __u8 encrypt;
- if (conn->sec_level == BT_SECURITY_SDP)
- conn->sec_level = BT_SECURITY_LOW;
+ if (conn->state == BT_CONFIG) {
+ if (!status)
+ conn->state = BT_CONNECTED;
- if (conn->pending_sec_level > conn->sec_level)
- conn->sec_level = conn->pending_sec_level;
+ hci_connect_cfm(conn, status);
+ hci_conn_drop(conn);
+ return;
+ }
+
+ if (!test_bit(HCI_CONN_ENCRYPT, &conn->flags))
+ encrypt = 0x00;
+ else if (test_bit(HCI_CONN_AES_CCM, &conn->flags))
+ encrypt = 0x02;
+ else
+ encrypt = 0x01;
+
+ if (!status) {
+ 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;
+ }
mutex_lock(&hci_cb_list_lock);
list_for_each_entry(cb, &hci_cb_list, list) {
@@ -1538,6 +1659,7 @@ void hci_sock_dev_event(struct hci_dev *hdev, int event);
#define HCI_MGMT_NO_HDEV BIT(1)
#define HCI_MGMT_UNTRUSTED BIT(2)
#define HCI_MGMT_UNCONFIGURED BIT(3)
+#define HCI_MGMT_HDEV_OPTIONAL BIT(4)
struct hci_mgmt_handler {
int (*func) (struct sock *sk, struct hci_dev *hdev, void *data,
@@ -1631,6 +1753,9 @@ void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
u8 addr_type, s8 rssi, u8 *name, u8 name_len);
void mgmt_discovering(struct hci_dev *hdev, u8 discovering);
+void mgmt_suspending(struct hci_dev *hdev, u8 state);
+void mgmt_resuming(struct hci_dev *hdev, u8 reason, bdaddr_t *bdaddr,
+ u8 addr_type);
bool mgmt_powering_down(struct hci_dev *hdev);
void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent);
void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk, bool persistent);
generated by cgit (git 2.34.1) at 2024-06-26 22:31:50 +0000