| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| #ifndef H_BLE_GAP_ |
| #define H_BLE_GAP_ |
| |
| /** |
| * @brief Bluetooth Host Generic Access Profile (GAP) |
| * @defgroup bt_host_gap Bluetooth Host Generic Access Profile (GAP) |
| * @ingroup bt_host |
| * @{ |
| */ |
| |
| #include <inttypes.h> |
| #include "host/ble_hs.h" |
| #include "host/ble_hs_adv.h" |
| #include "syscfg/syscfg.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| struct hci_le_conn_complete; |
| struct hci_conn_update; |
| |
| /** 30 ms. */ |
| #define BLE_GAP_ADV_FAST_INTERVAL1_MIN (30 * 1000 / BLE_HCI_ADV_ITVL) |
| |
| /** 60 ms. */ |
| #define BLE_GAP_ADV_FAST_INTERVAL1_MAX (60 * 1000 / BLE_HCI_ADV_ITVL) |
| |
| /** 100 ms. */ |
| #define BLE_GAP_ADV_FAST_INTERVAL2_MIN (100 * 1000 / BLE_HCI_ADV_ITVL) |
| |
| /** 150 ms. */ |
| #define BLE_GAP_ADV_FAST_INTERVAL2_MAX (150 * 1000 / BLE_HCI_ADV_ITVL) |
| |
| /** 30 ms; active scanning. */ |
| #define BLE_GAP_SCAN_FAST_INTERVAL_MIN (30 * 1000 / BLE_HCI_ADV_ITVL) |
| |
| /** 60 ms; active scanning. */ |
| #define BLE_GAP_SCAN_FAST_INTERVAL_MAX (60 * 1000 / BLE_HCI_ADV_ITVL) |
| |
| /** 11.25 ms; limited discovery interval. */ |
| #define BLE_GAP_LIM_DISC_SCAN_INT (11.25 * 1000 / BLE_HCI_SCAN_ITVL) |
| |
| /** 11.25 ms; limited discovery window (not from the spec). */ |
| #define BLE_GAP_LIM_DISC_SCAN_WINDOW (11.25 * 1000 / BLE_HCI_SCAN_ITVL) |
| |
| /** 30 ms; active scanning. */ |
| #define BLE_GAP_SCAN_FAST_WINDOW (30 * 1000 / BLE_HCI_SCAN_ITVL) |
| |
| /* 30.72 seconds; active scanning. */ |
| #define BLE_GAP_SCAN_FAST_PERIOD (30.72 * 1000) |
| |
| /** 1.28 seconds; background scanning. */ |
| #define BLE_GAP_SCAN_SLOW_INTERVAL1 (1280 * 1000 / BLE_HCI_SCAN_ITVL) |
| |
| /** 11.25 ms; background scanning. */ |
| #define BLE_GAP_SCAN_SLOW_WINDOW1 (11.25 * 1000 / BLE_HCI_SCAN_ITVL) |
| |
| /** 10.24 seconds. */ |
| #define BLE_GAP_DISC_DUR_DFLT (10.24 * 1000) |
| |
| /** 30 seconds (not from the spec). */ |
| #define BLE_GAP_CONN_DUR_DFLT (30 * 1000) |
| |
| /** 1 second. */ |
| #define BLE_GAP_CONN_PAUSE_CENTRAL (1 * 1000) |
| |
| /** 5 seconds. */ |
| #define BLE_GAP_CONN_PAUSE_PERIPHERAL (5 * 1000) |
| |
| /* 30 ms. */ |
| #define BLE_GAP_INITIAL_CONN_ITVL_MIN (30 * 1000 / BLE_HCI_CONN_ITVL) |
| |
| /* 50 ms. */ |
| #define BLE_GAP_INITIAL_CONN_ITVL_MAX (50 * 1000 / BLE_HCI_CONN_ITVL) |
| |
| /** Default channels mask: all three channels are used. */ |
| #define BLE_GAP_ADV_DFLT_CHANNEL_MAP 0x07 |
| |
| #define BLE_GAP_INITIAL_CONN_LATENCY 0 |
| #define BLE_GAP_INITIAL_SUPERVISION_TIMEOUT 0x0100 |
| #define BLE_GAP_INITIAL_CONN_MIN_CE_LEN 0x0010 |
| #define BLE_GAP_INITIAL_CONN_MAX_CE_LEN 0x0300 |
| |
| #define BLE_GAP_ROLE_MASTER 0 |
| #define BLE_GAP_ROLE_SLAVE 1 |
| |
| #define BLE_GAP_EVENT_CONNECT 0 |
| #define BLE_GAP_EVENT_DISCONNECT 1 |
| /* Reserved 2 */ |
| #define BLE_GAP_EVENT_CONN_UPDATE 3 |
| #define BLE_GAP_EVENT_CONN_UPDATE_REQ 4 |
| #define BLE_GAP_EVENT_L2CAP_UPDATE_REQ 5 |
| #define BLE_GAP_EVENT_TERM_FAILURE 6 |
| #define BLE_GAP_EVENT_DISC 7 |
| #define BLE_GAP_EVENT_DISC_COMPLETE 8 |
| #define BLE_GAP_EVENT_ADV_COMPLETE 9 |
| #define BLE_GAP_EVENT_ENC_CHANGE 10 |
| #define BLE_GAP_EVENT_PASSKEY_ACTION 11 |
| #define BLE_GAP_EVENT_NOTIFY_RX 12 |
| #define BLE_GAP_EVENT_NOTIFY_TX 13 |
| #define BLE_GAP_EVENT_SUBSCRIBE 14 |
| #define BLE_GAP_EVENT_MTU 15 |
| #define BLE_GAP_EVENT_IDENTITY_RESOLVED 16 |
| #define BLE_GAP_EVENT_REPEAT_PAIRING 17 |
| #define BLE_GAP_EVENT_PHY_UPDATE_COMPLETE 18 |
| #define BLE_GAP_EVENT_EXT_DISC 19 |
| |
| /*** Reason codes for the subscribe GAP event. */ |
| |
| /** Peer's CCCD subscription state changed due to a descriptor write. */ |
| #define BLE_GAP_SUBSCRIBE_REASON_WRITE 1 |
| |
| /** Peer's CCCD subscription state cleared due to connection termination. */ |
| #define BLE_GAP_SUBSCRIBE_REASON_TERM 2 |
| |
| /** |
| * Peer's CCCD subscription state changed due to restore from persistence |
| * (bonding restored). |
| */ |
| #define BLE_GAP_SUBSCRIBE_REASON_RESTORE 3 |
| |
| #define BLE_GAP_REPEAT_PAIRING_RETRY 1 |
| #define BLE_GAP_REPEAT_PAIRING_IGNORE 2 |
| |
| /** Connection security state */ |
| struct ble_gap_sec_state { |
| /** If connection is encrypted */ |
| unsigned encrypted:1; |
| |
| /** If connection is authenticated */ |
| unsigned authenticated:1; |
| |
| /** If connection is bonded (security information is stored) */ |
| unsigned bonded:1; |
| |
| /** Size of a key used for encryption */ |
| unsigned key_size:5; |
| }; |
| |
| /** Advertising parameters */ |
| struct ble_gap_adv_params { |
| /** Advertising mode. Can be one of following constants: |
| * - BLE_GAP_CONN_MODE_NON (non-connectable; 3.C.9.3.2). |
| * - BLE_GAP_CONN_MODE_DIR (directed-connectable; 3.C.9.3.3). |
| * - BLE_GAP_CONN_MODE_UND (undirected-connectable; 3.C.9.3.4). |
| */ |
| uint8_t conn_mode; |
| /** Discoverable mode. Can be one of following constants: |
| * - BLE_GAP_DISC_MODE_NON (non-discoverable; 3.C.9.2.2). |
| * - BLE_GAP_DISC_MODE_LTD (limited-discoverable; 3.C.9.2.3). |
| * - BLE_GAP_DISC_MODE_GEN (general-discoverable; 3.C.9.2.4). |
| */ |
| uint8_t disc_mode; |
| |
| /** Minimum advertising interval, if 0 stack use sane defaults */ |
| uint16_t itvl_min; |
| /** Maximum advertising interval, if 0 stack use sane defaults */ |
| uint16_t itvl_max; |
| /** Advertising channel map , if 0 stack use sane defaults */ |
| uint8_t channel_map; |
| |
| /** Advertising Filter policy */ |
| uint8_t filter_policy; |
| |
| /** If do High Duty cycle for Directed Advertising */ |
| uint8_t high_duty_cycle:1; |
| }; |
| |
| /** @brief Connection descriptor */ |
| struct ble_gap_conn_desc { |
| /** Connection security state */ |
| struct ble_gap_sec_state sec_state; |
| |
| /** Local identity address */ |
| ble_addr_t our_id_addr; |
| |
| /** Peer identity address */ |
| ble_addr_t peer_id_addr; |
| |
| /** Local over-the-air address */ |
| ble_addr_t our_ota_addr; |
| |
| /** Peer over-the-air address */ |
| ble_addr_t peer_ota_addr; |
| |
| /** Connection handle */ |
| uint16_t conn_handle; |
| |
| /** Connection interval */ |
| uint16_t conn_itvl; |
| |
| /** Connection latency */ |
| uint16_t conn_latency; |
| |
| /** Connection supervision timeout */ |
| uint16_t supervision_timeout; |
| |
| /** Connection Role |
| * Possible values BLE_GAP_ROLE_SLAVE or BLE_GAP_ROLE_MASTER |
| */ |
| uint8_t role; |
| |
| /** Master clock accuracy */ |
| uint8_t master_clock_accuracy; |
| }; |
| |
| struct ble_gap_conn_params { |
| uint16_t scan_itvl; |
| uint16_t scan_window; |
| uint16_t itvl_min; |
| uint16_t itvl_max; |
| uint16_t latency; |
| uint16_t supervision_timeout; |
| uint16_t min_ce_len; |
| uint16_t max_ce_len; |
| }; |
| |
| struct ble_gap_ext_disc_params { |
| uint16_t itvl; |
| uint16_t window; |
| uint8_t passive:1; |
| }; |
| |
| struct ble_gap_disc_params { |
| uint16_t itvl; |
| uint16_t window; |
| uint8_t filter_policy; |
| uint8_t limited:1; |
| uint8_t passive:1; |
| uint8_t filter_duplicates:1; |
| }; |
| |
| struct ble_gap_upd_params { |
| uint16_t itvl_min; |
| uint16_t itvl_max; |
| uint16_t latency; |
| uint16_t supervision_timeout; |
| uint16_t min_ce_len; |
| uint16_t max_ce_len; |
| }; |
| |
| struct ble_gap_passkey_params { |
| uint8_t action; |
| uint32_t numcmp; |
| }; |
| |
| #if MYNEWT_VAL(BLE_EXT_ADV) |
| |
| #define BLE_GAP_EXT_ADV_DATA_STATUS_COMPLETE 0x00 |
| #define BLE_GAP_EXT_ADV_DATA_STATUS_INCOMPLETE 0x01 |
| #define BLE_GAP_EXT_ADV_DATA_STATUS_TRUNCATED 0x02 |
| |
| struct ble_gap_ext_disc_desc { |
| /*** Common fields. */ |
| uint8_t props; |
| uint8_t data_status; |
| uint8_t legacy_event_type; |
| ble_addr_t addr; |
| int8_t rssi; |
| int8_t tx_power; |
| uint8_t sid; |
| uint8_t prim_phy; |
| uint8_t sec_phy; |
| uint8_t length_data; |
| uint8_t *data; |
| /*** |
| * LE direct advertising report fields; direct_addr is BLE_ADDR_ANY if |
| * direct address fields are not present. |
| */ |
| ble_addr_t direct_addr; |
| }; |
| #endif |
| |
| struct ble_gap_disc_desc { |
| /*** Common fields. */ |
| uint8_t event_type; |
| uint8_t length_data; |
| ble_addr_t addr; |
| int8_t rssi; |
| uint8_t *data; |
| |
| /*** |
| * LE direct advertising report fields; direct_addr is BLE_ADDR_ANY if |
| * direct address fields are not present. |
| */ |
| ble_addr_t direct_addr; |
| }; |
| |
| struct ble_gap_repeat_pairing { |
| /** The handle of the relevant connection. */ |
| uint16_t conn_handle; |
| |
| /** Properties of the existing bond. */ |
| uint8_t cur_key_size; |
| uint8_t cur_authenticated:1; |
| uint8_t cur_sc:1; |
| |
| /** |
| * Properties of the imminent secure link if the pairing procedure is |
| * allowed to continue. |
| */ |
| uint8_t new_key_size; |
| uint8_t new_authenticated:1; |
| uint8_t new_sc:1; |
| uint8_t new_bonding:1; |
| }; |
| |
| /** |
| * Represents a GAP-related event. When such an event occurs, the host |
| * notifies the application by passing an instance of this structure to an |
| * application-specified callback. |
| */ |
| struct ble_gap_event { |
| /** |
| * Indicates the type of GAP event that occurred. This is one of the |
| * BLE_GAP_EVENT codes. |
| */ |
| uint8_t type; |
| |
| /** |
| * A discriminated union containing additional details concerning the GAP |
| * event. The 'type' field indicates which member of the union is valid. |
| */ |
| union { |
| /** |
| * Represents a connection attempt. Valid for the following event |
| * types: |
| * o BLE_GAP_EVENT_CONNECT |
| */ |
| struct { |
| /** |
| * The status of the connection attempt; |
| * o 0: the connection was successfully established. |
| * o BLE host error code: the connection attempt failed for |
| * the specified reason. |
| */ |
| int status; |
| |
| /** The handle of the relevant connection. */ |
| uint16_t conn_handle; |
| } connect; |
| |
| /** |
| * Represents a terminated connection. Valid for the following event |
| * types: |
| * o BLE_GAP_EVENT_DISCONNECT |
| */ |
| struct { |
| /** |
| * A BLE host return code indicating the reason for the |
| * disconnect. |
| */ |
| int reason; |
| |
| /** Information about the connection prior to termination. */ |
| struct ble_gap_conn_desc conn; |
| } disconnect; |
| |
| /** |
| * Represents an advertising report received during a discovery |
| * procedure. Valid for the following event types: |
| * o BLE_GAP_EVENT_DISC |
| */ |
| struct ble_gap_disc_desc disc; |
| |
| #if MYNEWT_VAL(BLE_EXT_ADV) |
| /** |
| * Represents an extended advertising report received during a discovery |
| * procedure. Valid for the following event types: |
| * o BLE_GAP_EVENT_EXT_DISC |
| */ |
| struct ble_gap_ext_disc_desc ext_disc; |
| #endif |
| |
| /** |
| * Represents a completed discovery procedure. Valid for the following |
| * event types: |
| * o BLE_GAP_EVENT_DISC_COMPLETE |
| */ |
| struct { |
| /** |
| * The reason the discovery procedure stopped. Typical reason |
| * codes are: |
| * o 0: Duration expired. |
| * o BLE_HS_EPREEMPTED: Host aborted procedure to configure a |
| * peer's identity. |
| */ |
| int reason; |
| } disc_complete; |
| |
| /** |
| * Represents a completed advertise procedure. Valid for the following |
| * event types: |
| * o BLE_GAP_EVENT_ADV_COMPLETE |
| */ |
| struct { |
| /** |
| * The reason the advertise procedure stopped. Typical reason |
| * codes are: |
| * o 0: Terminated due to connection. |
| * o BLE_HS_ETIMEOUT: Duration expired. |
| * o BLE_HS_EPREEMPTED: Host aborted procedure to configure a |
| * peer's identity. |
| */ |
| int reason; |
| |
| #if MYNEWT_VAL(BLE_EXT_ADV) |
| /** Advertising instance */ |
| uint8_t instance; |
| /** The handle of the relevant connection - valid if reason=0 */ |
| uint16_t conn_handle; |
| /** |
| * Number of completed extended advertising events |
| * |
| * This field is only valid if non-zero max_events was passed to |
| * ble_gap_ext_adv_start() and advertising completed due to duration |
| * timeout or max events transmitted. |
| * */ |
| uint8_t num_ext_adv_events; |
| #endif |
| } adv_complete; |
| |
| /** |
| * Represents an attempt to update a connection's parameters. If the |
| * attempt was successful, the connection's descriptor reflects the |
| * updated parameters. |
| * |
| * Valid for the following event types: |
| * o BLE_GAP_EVENT_CONN_UPDATE |
| */ |
| struct { |
| /** |
| * The result of the connection update attempt; |
| * o 0: the connection was successfully updated. |
| * o BLE host error code: the connection update attempt failed |
| * for the specified reason. |
| */ |
| int status; |
| |
| /** The handle of the relevant connection. */ |
| uint16_t conn_handle; |
| } conn_update; |
| |
| /** |
| * Represents a peer's request to update the connection parameters. |
| * This event is generated when a peer performs any of the following |
| * procedures: |
| * o L2CAP Connection Parameter Update Procedure |
| * o Link-Layer Connection Parameters Request Procedure |
| * |
| * To reject the request, return a non-zero HCI error code. The value |
| * returned is the reject reason given to the controller. |
| * |
| * Valid for the following event types: |
| * o BLE_GAP_EVENT_L2CAP_UPDATE_REQ |
| * o BLE_GAP_EVENT_CONN_UPDATE_REQ |
| */ |
| struct { |
| /** |
| * Indicates the connection parameters that the peer would like to |
| * use. |
| */ |
| const struct ble_gap_upd_params *peer_params; |
| |
| /** |
| * Indicates the connection parameters that the local device would |
| * like to use. The application callback should fill this in. By |
| * default, this struct contains the requested parameters (i.e., |
| * it is a copy of 'peer_params'). |
| */ |
| struct ble_gap_upd_params *self_params; |
| |
| /** The handle of the relevant connection. */ |
| uint16_t conn_handle; |
| } conn_update_req; |
| |
| /** |
| * Represents a failed attempt to terminate an established connection. |
| * Valid for the following event types: |
| * o BLE_GAP_EVENT_TERM_FAILURE |
| */ |
| struct { |
| /** |
| * A BLE host return code indicating the reason for the failure. |
| */ |
| int status; |
| |
| /** The handle of the relevant connection. */ |
| uint16_t conn_handle; |
| } term_failure; |
| |
| /** |
| * Represents an attempt to change the encrypted state of a |
| * connection. If the attempt was successful, the connection |
| * descriptor reflects the updated encrypted state. |
| * |
| * Valid for the following event types: |
| * o BLE_GAP_EVENT_ENC_CHANGE |
| */ |
| struct { |
| /** |
| * Indicates the result of the encryption state change attempt; |
| * o 0: the encrypted state was successfully updated; |
| * o BLE host error code: the encryption state change attempt |
| * failed for the specified reason. |
| */ |
| int status; |
| |
| /** The handle of the relevant connection. */ |
| uint16_t conn_handle; |
| } enc_change; |
| |
| /** |
| * Represents a passkey query needed to complete a pairing procedure. |
| * |
| * Valid for the following event types: |
| * o BLE_GAP_EVENT_PASSKEY_ACTION |
| */ |
| struct { |
| /** Contains details about the passkey query. */ |
| struct ble_gap_passkey_params params; |
| |
| /** The handle of the relevant connection. */ |
| uint16_t conn_handle; |
| } passkey; |
| |
| /** |
| * Represents a received ATT notification or indication. |
| * |
| * Valid for the following event types: |
| * o BLE_GAP_EVENT_NOTIFY_RX |
| */ |
| struct { |
| /** |
| * The contents of the notification or indication. If the |
| * application wishes to retain this mbuf for later use, it must |
| * set this pointer to NULL to prevent the stack from freeing it. |
| */ |
| struct os_mbuf *om; |
| |
| /** The handle of the relevant ATT attribute. */ |
| uint16_t attr_handle; |
| |
| /** The handle of the relevant connection. */ |
| uint16_t conn_handle; |
| |
| /** |
| * Whether the received command is a notification or an |
| * indication; |
| * o 0: Notification; |
| * o 1: Indication. |
| */ |
| uint8_t indication:1; |
| } notify_rx; |
| |
| /** |
| * Represents a transmitted ATT notification or indication, or a |
| * completed indication transaction. |
| * |
| * Valid for the following event types: |
| * o BLE_GAP_EVENT_NOTIFY_TX |
| */ |
| struct { |
| /** |
| * The status of the notification or indication transaction; |
| * o 0: Command successfully sent; |
| * o BLE_HS_EDONE: Confirmation (indication ack) received; |
| * o BLE_HS_ETIMEOUT: Confirmation (indication ack) never |
| * received; |
| * o Other return code: Error. |
| */ |
| int status; |
| |
| /** The handle of the relevant connection. */ |
| uint16_t conn_handle; |
| |
| /** The handle of the relevant characteristic value. */ |
| uint16_t attr_handle; |
| |
| /** |
| * Whether the transmitted command is a notification or an |
| * indication; |
| * o 0: Notification; |
| * o 1: Indication. |
| */ |
| uint8_t indication:1; |
| } notify_tx; |
| |
| /** |
| * Represents a state change in a peer's subscription status. In this |
| * comment, the term "update" is used to refer to either a notification |
| * or an indication. This event is triggered by any of the following |
| * occurrences: |
| * o Peer enables or disables updates via a CCCD write. |
| * o Connection is about to be terminated and the peer is |
| * subscribed to updates. |
| * o Peer is now subscribed to updates after its state was restored |
| * from persistence. This happens when bonding is restored. |
| * |
| * Valid for the following event types: |
| * o BLE_GAP_EVENT_SUBSCRIBE |
| */ |
| struct { |
| /** The handle of the relevant connection. */ |
| uint16_t conn_handle; |
| |
| /** The value handle of the relevant characteristic. */ |
| uint16_t attr_handle; |
| |
| /** One of the BLE_GAP_SUBSCRIBE_REASON codes. */ |
| uint8_t reason; |
| |
| /** Whether the peer was previously subscribed to notifications. */ |
| uint8_t prev_notify:1; |
| |
| /** Whether the peer is currently subscribed to notifications. */ |
| uint8_t cur_notify:1; |
| |
| /** Whether the peer was previously subscribed to indications. */ |
| uint8_t prev_indicate:1; |
| |
| /** Whether the peer is currently subscribed to indications. */ |
| uint8_t cur_indicate:1; |
| } subscribe; |
| |
| /** |
| * Represents a change in an L2CAP channel's MTU. |
| * |
| * Valid for the following event types: |
| * o BLE_GAP_EVENT_MTU |
| */ |
| struct { |
| /** The handle of the relevant connection. */ |
| uint16_t conn_handle; |
| |
| /** |
| * Indicates the channel whose MTU has been updated; either |
| * BLE_L2CAP_CID_ATT or the ID of a connection-oriented channel. |
| */ |
| uint16_t channel_id; |
| |
| /* The channel's new MTU. */ |
| uint16_t value; |
| } mtu; |
| |
| /** |
| * Represents a change in peer's identity. This is issued after |
| * successful pairing when Identity Address Information was received. |
| * |
| * Valid for the following event types: |
| * o BLE_GAP_EVENT_IDENTITY_RESOLVED |
| */ |
| struct { |
| /** The handle of the relevant connection. */ |
| uint16_t conn_handle; |
| } identity_resolved; |
| |
| /** |
| * Represents a peer's attempt to pair despite a bond already existing. |
| * The application has two options for handling this event type: |
| * o Retry: Return BLE_GAP_REPEAT_PAIRING_RETRY after deleting the |
| * conflicting bond. The stack will verify the bond has |
| * been deleted and continue the pairing procedure. If |
| * the bond is still present, this event will be reported |
| * again. |
| * o Ignore: Return BLE_GAP_REPEAT_PAIRING_IGNORE. The stack will |
| * silently ignore the pairing request. |
| * |
| * Valid for the following event types: |
| * o BLE_GAP_EVENT_REPEAT_PAIRING |
| */ |
| struct ble_gap_repeat_pairing repeat_pairing; |
| |
| /** |
| * Represents a change of PHY. This is issue after successful |
| * change on PHY. |
| */ |
| struct { |
| int status; |
| uint16_t conn_handle; |
| |
| /** |
| * Indicates enabled TX/RX PHY. Possible values: |
| * o BLE_GAP_LE_PHY_1M |
| * o BLE_GAP_LE_PHY_2M |
| * o BLE_GAP_LE_PHY_CODED |
| */ |
| uint8_t tx_phy; |
| uint8_t rx_phy; |
| } phy_updated; |
| }; |
| }; |
| |
| typedef int ble_gap_event_fn(struct ble_gap_event *event, void *arg); |
| |
| #define BLE_GAP_CONN_MODE_NON 0 |
| #define BLE_GAP_CONN_MODE_DIR 1 |
| #define BLE_GAP_CONN_MODE_UND 2 |
| |
| #define BLE_GAP_DISC_MODE_NON 0 |
| #define BLE_GAP_DISC_MODE_LTD 1 |
| #define BLE_GAP_DISC_MODE_GEN 2 |
| |
| /** |
| * Searches for a connection with the specified handle. If a matching |
| * connection is found, the supplied connection descriptor is filled |
| * correspondingly. |
| * |
| * @param handle The connection handle to search for. |
| * @param out_desc On success, this is populated with information relating to |
| * the matching connection. Pass NULL if you don't need this |
| * information. |
| * |
| * @return 0 on success, BLE_HS_ENOTCONN if no matching connection was |
| * found. |
| */ |
| int ble_gap_conn_find(uint16_t handle, struct ble_gap_conn_desc *out_desc); |
| |
| /** |
| * Searches for a connection with a peer with the specified address. |
| * If a matching connection is found, the supplied connection descriptor |
| * is filled correspondingly. |
| * |
| * @param addr The ble address of a connected peer device to search for. |
| * @param out_desc On success, this is populated with information relating to |
| * the matching connection. Pass NULL if you don't need this |
| * information. |
| * |
| * @return 0 on success, BLE_HS_ENOTCONN if no matching connection was |
| * found. |
| */ |
| int ble_gap_conn_find_by_addr(const ble_addr_t *addr, |
| struct ble_gap_conn_desc *out_desc); |
| |
| /** |
| * Configures a connection to use the specified GAP event callback. A |
| * connection's GAP event callback is first specified when the connection is |
| * created, either via advertising or initiation. This function replaces the |
| * callback that was last configured. |
| * |
| * @param conn_handle The handle of the connection to configure. |
| * @param cb The callback to associate with the connection. |
| * @param cb_arg An optional argument that the callback receives. |
| * |
| * @return 0 on success, BLE_HS_ENOTCONN if there is no connection |
| * with the specified handle. |
| */ |
| int ble_gap_set_event_cb(uint16_t conn_handle, |
| ble_gap_event_fn *cb, void *cb_arg); |
| |
| /** @brief Start advertising |
| * |
| * This function configures and start advertising procedure. |
| * |
| * @param own_addr_type The type of address the stack should use for itself. |
| * Valid values are: |
| * - BLE_OWN_ADDR_PUBLIC |
| * - BLE_OWN_ADDR_RANDOM |
| * - BLE_OWN_ADDR_RPA_PUBLIC_DEFAULT |
| * - BLE_OWN_ADDR_RPA_RANDOM_DEFAULT |
| * @param direct_addr The peer's address for directed advertising. This |
| * parameter shall be non-NULL if directed advertising is |
| * being used. |
| * @param duration_ms The duration of the advertisement procedure. On |
| * expiration, the procedure ends and a |
| * BLE_GAP_EVENT_ADV_COMPLETE event is reported. Units are |
| * milliseconds. Specify BLE_HS_FOREVER for no expiration. |
| * @param adv_params Additional arguments specifying the particulars of the |
| * advertising procedure. |
| * @param cb The callback to associate with this advertising |
| * procedure. If advertising ends, the event is reported |
| * through this callback. If advertising results in a |
| * connection, the connection inherits this callback as its |
| * event-reporting mechanism. |
| * @param cb_arg The optional argument to pass to the callback function. |
| * |
| * @return 0 on success, error code on failure. |
| */ |
| int ble_gap_adv_start(uint8_t own_addr_type, const ble_addr_t *direct_addr, |
| int32_t duration_ms, |
| const struct ble_gap_adv_params *adv_params, |
| ble_gap_event_fn *cb, void *cb_arg); |
| |
| /** |
| * Stops the currently-active advertising procedure. A success return |
| * code indicates that advertising has been fully aborted and a new advertising |
| * procedure can be initiated immediately. |
| * |
| * NOTE: If the caller is running in the same task as the NimBLE host, or if it |
| * is running in a higher priority task than that of the host, care must be |
| * taken when restarting advertising. Under these conditions, the following is |
| * *not* a reliable method to restart advertising: |
| * ble_gap_adv_stop() |
| * ble_gap_adv_start() |
| * |
| * Instead, the call to `ble_gap_adv_start()` must be made in a separate event |
| * context. That is, `ble_gap_adv_start()` must be called asynchronously by |
| * enqueueing an event on the current task's event queue. See |
| * https://github.com/apache/mynewt-nimble/pull/211 for more information. |
| * |
| * @return 0 on success, BLE_HS_EALREADY if there is no active advertising |
| * procedure, other error code on failure. |
| */ |
| int ble_gap_adv_stop(void); |
| |
| /** |
| * Indicates whether an advertisement procedure is currently in progress. |
| * |
| * @return 0 if no advertisement procedure in progress, 1 otherwise. |
| */ |
| int ble_gap_adv_active(void); |
| |
| /** |
| * Configures the data to include in subsequent advertisements. |
| * |
| * @param data Buffer containing the advertising data. |
| * @param data_len The size of the advertising data, in bytes. |
| * |
| * @return 0 on succes, BLE_HS_EBUSY if advertising is in progress, |
| * other error code on failure. |
| */ |
| int ble_gap_adv_set_data(const uint8_t *data, int data_len); |
| |
| /** |
| * Configures the data to include in subsequent scan responses. |
| * |
| * @param data Buffer containing the scan response data. |
| * @param data_len The size of the response data, in bytes. |
| * |
| * @return 0 on succes, BLE_HS_EBUSY if advertising is in progress, |
| * other error code on failure. |
| */ |
| int ble_gap_adv_rsp_set_data(const uint8_t *data, int data_len); |
| |
| /** |
| * Configures the fields to include in subsequent advertisements. This is a |
| * convenience wrapper for ble_gap_adv_set_data(). |
| * |
| * @param adv_fields Specifies the advertisement data. |
| * |
| * @return 0 on success, |
| * BLE_HS_EBUSY if advertising is in progress, |
| * BLE_HS_EMSGSIZE if the specified data is too large to |
| * fit in an advertisement, |
| * other error code on failure. |
| */ |
| int ble_gap_adv_set_fields(const struct ble_hs_adv_fields *rsp_fields); |
| |
| /** |
| * Configures the fields to include in subsequent scan responses. This is a |
| * convenience wrapper for ble_gap_adv_rsp_set_data(). |
| * |
| * @param adv_fields Specifies the scan response data. |
| * |
| * @return 0 on success, |
| * BLE_HS_EBUSY if advertising is in progress, |
| * BLE_HS_EMSGSIZE if the specified data is too large to |
| * fit in a scan response, |
| * other error code on failure. |
| */ |
| int ble_gap_adv_rsp_set_fields(const struct ble_hs_adv_fields *rsp_fields); |
| |
| #if MYNEWT_VAL(BLE_EXT_ADV) |
| struct ble_gap_ext_adv_params { |
| unsigned int connectable:1; |
| unsigned int scannable:1; |
| unsigned int directed:1; |
| unsigned int high_duty_directed:1; |
| unsigned int legacy_pdu:1; |
| unsigned int anonymous:1; |
| unsigned int include_tx_power:1; |
| unsigned int scan_req_notif:1; |
| |
| uint32_t itvl_min; |
| uint32_t itvl_max; |
| uint8_t channel_map; |
| uint8_t own_addr_type; |
| ble_addr_t peer; |
| uint8_t filter_policy; |
| uint8_t primary_phy; |
| uint8_t secondary_phy; |
| int8_t tx_power; |
| uint8_t sid; |
| }; |
| |
| int ble_gap_ext_adv_configure(uint8_t instance, |
| const struct ble_gap_ext_adv_params *params, |
| int8_t *selected_tx_power, |
| ble_gap_event_fn *cb, void *cb_arg); |
| int ble_gap_ext_adv_set_addr(uint8_t instance, const ble_addr_t *addr); |
| int ble_gap_ext_adv_start(uint8_t instance, int duration, int max_events); |
| int ble_gap_ext_adv_stop(uint8_t instance); |
| int ble_gap_ext_adv_set_data(uint8_t instance, struct os_mbuf *data); |
| int ble_gap_ext_adv_rsp_set_data(uint8_t instance, struct os_mbuf *data); |
| int ble_gap_ext_adv_remove(uint8_t instance); |
| #endif |
| |
| /** |
| * Performs the Limited or General Discovery Procedures. |
| * |
| * @param own_addr_type The type of address the stack should use for |
| * itself when sending scan requests. Valid |
| * values are: |
| * - BLE_ADDR_TYPE_PUBLIC |
| * - BLE_ADDR_TYPE_RANDOM |
| * - BLE_ADDR_TYPE_RPA_PUB_DEFAULT |
| * - BLE_ADDR_TYPE_RPA_RND_DEFAULT |
| * This parameter is ignored unless active |
| * scanning is being used. |
| * @param duration_ms The duration of the discovery procedure. |
| * On expiration, the procedure ends and a |
| * BLE_GAP_EVENT_DISC_COMPLETE event is |
| * reported. Units are milliseconds. Specify |
| * BLE_HS_FOREVER for no expiration. |
| * @param disc_params Additional arguments specifying the particulars |
| * of the discovery procedure. |
| * @param cb The callback to associate with this discovery |
| * procedure. Advertising reports and |
| * discovery termination events are reported |
| * through this callback. |
| * @param cb_arg The optional argument to pass to the callback |
| * function. |
| * |
| * @return 0 on success; nonzero on failure. |
| */ |
| int ble_gap_disc(uint8_t own_addr_type, int32_t duration_ms, |
| const struct ble_gap_disc_params *disc_params, |
| ble_gap_event_fn *cb, void *cb_arg); |
| |
| int ble_gap_ext_disc(uint8_t own_addr_type, uint16_t duration, uint16_t period, |
| uint8_t filter_duplicates, uint8_t filter_policy, |
| uint8_t limited, |
| const struct ble_gap_ext_disc_params *uncoded_params, |
| const struct ble_gap_ext_disc_params *coded_params, |
| ble_gap_event_fn *cb, void *cb_arg); |
| |
| /** |
| * Cancels the discovery procedure currently in progress. A success return |
| * code indicates that scanning has been fully aborted; a new discovery or |
| * connect procedure can be initiated immediately. |
| * |
| * @return 0 on success; |
| * BLE_HS_EALREADY if there is no discovery |
| * procedure to cancel; |
| * Other nonzero on unexpected error. |
| */ |
| int ble_gap_disc_cancel(void); |
| |
| /** |
| * Indicates whether a discovery procedure is currently in progress. |
| * |
| * @return 0: No discovery procedure in progress; |
| * 1: Discovery procedure in progress. |
| */ |
| int ble_gap_disc_active(void); |
| |
| /** |
| * Initiates a connect procedure. |
| * |
| * @param own_addr_type The type of address the stack should use for |
| * itself during connection establishment. |
| * - BLE_OWN_ADDR_PUBLIC |
| * - BLE_OWN_ADDR_RANDOM |
| * - BLE_OWN_ADDR_RPA_PUBLIC_DEFAULT |
| * - BLE_OWN_ADDR_RPA_RANDOM_DEFAULT |
| * @param peer_addr The address of the peer to connect to. |
| * If this parameter is NULL, the white list |
| * is used. |
| * @param duration_ms The duration of the discovery procedure. |
| * On expiration, the procedure ends and a |
| * BLE_GAP_EVENT_DISC_COMPLETE event is |
| * reported. Units are milliseconds. |
| * @param conn_params Additional arguments specifying the particulars |
| * of the connect procedure. Specify null for |
| * default values. |
| * @param cb The callback to associate with this connect |
| * procedure. When the connect procedure |
| * completes, the result is reported through |
| * this callback. If the connect procedure |
| * succeeds, the connection inherits this |
| * callback as its event-reporting mechanism. |
| * @param cb_arg The optional argument to pass to the callback |
| * function. |
| * |
| * @return 0 on success; |
| * BLE_HS_EALREADY if a connection attempt is |
| * already in progress; |
| * BLE_HS_EBUSY if initiating a connection is not |
| * possible because scanning is in progress; |
| * BLE_HS_EDONE if the specified peer is already |
| * connected; |
| * Other nonzero on error. |
| */ |
| int ble_gap_connect(uint8_t own_addr_type, const ble_addr_t *peer_addr, |
| int32_t duration_ms, |
| const struct ble_gap_conn_params *params, |
| ble_gap_event_fn *cb, void *cb_arg); |
| |
| /** |
| * Initiates an extended connect procedure. |
| * |
| * @param own_addr_type The type of address the stack should use for |
| * itself during connection establishment. |
| * - BLE_OWN_ADDR_PUBLIC |
| * - BLE_OWN_ADDR_RANDOM |
| * - BLE_OWN_ADDR_RPA_PUBLIC_DEFAULT |
| * - BLE_OWN_ADDR_RPA_RANDOM_DEFAULT |
| * @param peer_addr The address of the peer to connect to. |
| * If this parameter is NULL, the white list |
| * is used. |
| * @param duration_ms The duration of the discovery procedure. |
| * On expiration, the procedure ends and a |
| * BLE_GAP_EVENT_DISC_COMPLETE event is |
| * reported. Units are milliseconds. |
| * @param phy_mask Define on which PHYs connection attempt should |
| * be done |
| * @param phy_1m_conn_params Additional arguments specifying the |
| * particulars of the connect procedure. When |
| * BLE_GAP_LE_PHY_1M_MASK is set in phy_mask |
| * this parameter can be specify to null for |
| * default values. |
| * @param phy_2m_conn_params Additional arguments specifying the |
| * particulars of the connect procedure. When |
| * BLE_GAP_LE_PHY_2M_MASK is set in phy_mask |
| * this parameter can be specify to null for |
| * default values. |
| * @param phy_coded_conn_params Additional arguments specifying the |
| * particulars of the connect procedure. When |
| * BLE_GAP_LE_PHY_CODED_MASK is set in |
| * phy_mask this parameter can be specify to |
| * null for default values. |
| * @param cb The callback to associate with this connect |
| * procedure. When the connect procedure |
| * completes, the result is reported through |
| * this callback. If the connect procedure |
| * succeeds, the connection inherits this |
| * callback as its event-reporting mechanism. |
| * @param cb_arg The optional argument to pass to the callback |
| * function. |
| * |
| * @return 0 on success; |
| * BLE_HS_EALREADY if a connection attempt is |
| * already in progress; |
| * BLE_HS_EBUSY if initiating a connection is not |
| * possible because scanning is in progress; |
| * BLE_HS_EDONE if the specified peer is already |
| * connected; |
| * Other nonzero on error. |
| */ |
| int ble_gap_ext_connect(uint8_t own_addr_type, const ble_addr_t *peer_addr, |
| int32_t duration_ms, uint8_t phy_mask, |
| const struct ble_gap_conn_params *phy_1m_conn_params, |
| const struct ble_gap_conn_params *phy_2m_conn_params, |
| const struct ble_gap_conn_params *phy_coded_conn_params, |
| ble_gap_event_fn *cb, void *cb_arg); |
| |
| /** |
| * Aborts a connect procedure in progress. |
| * |
| * @return 0 on success; |
| * BLE_HS_EALREADY if there is no active connect |
| * procedure. |
| * Other nonzero on error. |
| */ |
| int ble_gap_conn_cancel(void); |
| |
| /** |
| * Indicates whether a connect procedure is currently in progress. |
| * |
| * @return 0: No connect procedure in progress; |
| * 1: Connect procedure in progress. |
| */ |
| int ble_gap_conn_active(void); |
| |
| /** |
| * Terminates an established connection. |
| * |
| * @param conn_handle The handle corresponding to the connection to |
| * terminate. |
| * @param hci_reason The HCI error code to indicate as the reason |
| * for termination. |
| * |
| * @return 0 on success; |
| * BLE_HS_ENOTCONN if there is no connection with |
| * the specified handle; |
| * Other nonzero on failure. |
| */ |
| int ble_gap_terminate(uint16_t conn_handle, uint8_t hci_reason); |
| |
| /** |
| * Overwrites the controller's white list with the specified contents. |
| * |
| * @param addrs The entries to write to the white list. |
| * @param white_list_count The number of entries in the white list. |
| * |
| * @return 0 on success; nonzero on failure. |
| */ |
| int ble_gap_wl_set(const ble_addr_t *addrs, uint8_t white_list_count); |
| |
| /** |
| * Initiates a connection parameter update procedure. |
| * |
| * @param conn_handle The handle corresponding to the connection to |
| * update. |
| * @param params The connection parameters to attempt to update |
| * to. |
| * |
| * @return 0 on success; |
| * BLE_HS_ENOTCONN if the there is no connection |
| * with the specified handle; |
| * BLE_HS_EALREADY if a connection update |
| * procedure for this connection is already in |
| * progress; |
| * BLE_HS_EINVAL if requested parameters are |
| * invalid; |
| * Other nonzero on error. |
| */ |
| int ble_gap_update_params(uint16_t conn_handle, |
| const struct ble_gap_upd_params *params); |
| |
| /** |
| * Initiates the GAP security procedure. |
| * |
| * Depending on connection role and stored security information this function |
| * will start appropriate security procedure (pairing or encryption). |
| * |
| * @param conn_handle The handle corresponding to the connection to |
| * secure. |
| * |
| * @return 0 on success; |
| * BLE_HS_ENOTCONN if the there is no connection |
| * with the specified handle; |
| * BLE_HS_EALREADY if an security procedure for |
| * this connection is already in progress; |
| * Other nonzero on error. |
| */ |
| int ble_gap_security_initiate(uint16_t conn_handle); |
| |
| /** |
| * Initiates the GAP pairing procedure as a master. This is for testing only and |
| * should not be used by application. Use ble_gap_security_initiate() instead. |
| * |
| * @param conn_handle The handle corresponding to the connection to |
| * start pairing on. |
| * |
| * @return 0 on success; |
| * BLE_HS_ENOTCONN if the there is no connection |
| * with the specified handle; |
| * BLE_HS_EALREADY if an pairing procedure for |
| * this connection is already in progress; |
| * Other nonzero on error. |
| */ |
| int ble_gap_pair_initiate(uint16_t conn_handle); |
| |
| /** |
| * Initiates the GAP encryption procedure as a master. This is for testing only |
| * and should not be used by application. Use ble_gap_security_initiate() |
| * instead. |
| * |
| * @param conn_handle The handle corresponding to the connection to |
| * start encryption. |
| * @param key_size Encryption key size |
| * @param ltk Long Term Key to be used for encryption. |
| * @param udiv Encryption Diversifier for LTK |
| * @param rand_val Random Value for EDIV and LTK |
| * @param auth If LTK provided is authenticated. |
| * |
| * @return 0 on success; |
| * BLE_HS_ENOTCONN if the there is no connection |
| * with the specified handle; |
| * BLE_HS_EALREADY if an encryption procedure for |
| * this connection is already in progress; |
| * Other nonzero on error. |
| */ |
| int ble_gap_encryption_initiate(uint16_t conn_handle, uint8_t key_size, |
| const uint8_t *ltk, uint16_t ediv, |
| uint64_t rand_val, int auth); |
| |
| /** |
| * Retrieves the most-recently measured RSSI for the specified connection. A |
| * connection's RSSI is updated whenever a data channel PDU is received. |
| * |
| * @param conn_handle Specifies the connection to query. |
| * @param out_rssi On success, the retrieved RSSI is written here. |
| * |
| * @return 0 on success; |
| * A BLE host HCI return code if the controller |
| * rejected the request; |
| * A BLE host core return code on unexpected |
| * error. |
| */ |
| int ble_gap_conn_rssi(uint16_t conn_handle, int8_t *out_rssi); |
| |
| /** |
| * Unpairs a device with the specified address. The keys related to that peer |
| * device are removed from storage and peer address is removed from the resolve |
| * list from the controller. If a peer is connected, the connection is terminated. |
| * |
| * @param peer_addr Address of the device to be unpaired |
| * |
| * @return 0 on success; |
| * A BLE host HCI return code if the controller |
| * rejected the request; |
| * A BLE host core return code on unexpected |
| * error. |
| */ |
| int ble_gap_unpair(const ble_addr_t *peer_addr); |
| |
| /** |
| * Unpairs the oldest bonded peer device. The keys related to that peer |
| * device are removed from storage and peer address is removed from the resolve |
| * list from the controller. If a peer is connected, the connection is terminated. |
| * |
| * @return 0 on success; |
| * A BLE host HCI return code if the controller |
| * rejected the request; |
| * A BLE host core return code on unexpected |
| * error. |
| */ |
| int ble_gap_unpair_oldest_peer(void); |
| |
| #define BLE_GAP_PRIVATE_MODE_NETWORK 0 |
| #define BLE_GAP_PRIVATE_MODE_DEVICE 1 |
| int ble_gap_set_priv_mode(const ble_addr_t *peer_addr, uint8_t priv_mode); |
| |
| #define BLE_GAP_LE_PHY_1M 1 |
| #define BLE_GAP_LE_PHY_2M 2 |
| #define BLE_GAP_LE_PHY_CODED 3 |
| int ble_gap_read_le_phy(uint16_t conn_handle, uint8_t *tx_phy, uint8_t *rx_phy); |
| |
| #define BLE_GAP_LE_PHY_1M_MASK 0x01 |
| #define BLE_GAP_LE_PHY_2M_MASK 0x02 |
| #define BLE_GAP_LE_PHY_CODED_MASK 0x04 |
| #define BLE_GAP_LE_PHY_ANY_MASK 0x0F |
| int ble_gap_set_prefered_default_le_phy(uint8_t tx_phys_mask, |
| uint8_t rx_phys_mask); |
| |
| #define BLE_GAP_LE_PHY_CODED_ANY 0 |
| #define BLE_GAP_LE_PHY_CODED_S2 1 |
| #define BLE_GAP_LE_PHY_CODED_S8 2 |
| int ble_gap_set_prefered_le_phy(uint16_t conn_handle, uint8_t tx_phys_mask, |
| uint8_t rx_phys_mask, uint16_t phy_opts); |
| |
| /** |
| * Event listener structure |
| * |
| * This should be used as an opaque structure and not modified manually. |
| */ |
| struct ble_gap_event_listener { |
| ble_gap_event_fn *fn; |
| void *arg; |
| SLIST_ENTRY(ble_gap_event_listener) link; |
| }; |
| |
| /** |
| * Registers listener for GAP events |
| * |
| * On success listener structure will be initialized automatically and does not |
| * need to be initialized prior to calling this function. To change callback |
| * and/or argument unregister listener first and register it again. |
| * |
| * @param listener Listener structure |
| * @param fn Callback function |
| * @param arg Callback argument |
| * |
| * @return 0 on success |
| * BLE_HS_EINVAL if no callback is specified |
| * BLE_HS_EALREADY if listener is already registered |
| */ |
| int ble_gap_event_listener_register(struct ble_gap_event_listener *listener, |
| ble_gap_event_fn *fn, void *arg); |
| |
| /** |
| * Unregisters listener for GAP events |
| * |
| * @param listener Listener structure |
| * |
| * @return 0 on success |
| * BLE_HS_ENOENT if listener was not registered |
| */ |
| int ble_gap_event_listener_unregister(struct ble_gap_event_listener *listener); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| /** |
| * @} |
| */ |
| |
| #endif |