Bluetooth: Audio: Add Telephone Bearer Service client
Add a client for the telephone bearer service (TBS). Signed-off-by: Emil Gydesen <emil.gydesen@nordicsemi.no>
This commit is contained in:
Emil Gydesen
Carles Cufí
parent
500a1792b8
commit
ab4056ad8a
4 changed files with 2646 additions and 0 deletions
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@ -328,4 +328,411 @@ void bt_tbs_register_cb(struct bt_tbs_cb *cbs);
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void bt_tbs_dbg_print_calls(void);
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void bt_tbs_dbg_print_calls(void);
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#endif /* defined(CONFIG_BT_DEBUG_TBS) */
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#endif /* defined(CONFIG_BT_DEBUG_TBS) */
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struct bt_tbs_client_call_state {
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uint8_t index;
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uint8_t state;
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uint8_t flags;
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} __packed;
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struct bt_tbs_client_call {
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struct bt_tbs_client_call_state call_info;
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char remote_uri[CONFIG_BT_TBS_MAX_URI_LENGTH + 1];
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} __packed;
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/**
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* @brief Callback function for ccp_discover.
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*
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* @param conn The connection that was used to discover CCP for a
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* device.
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* @param err Error value. BT_TBS_CLIENT_RESULT_CODE_*,
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* GATT error or errno value.
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* @param tbs_count Number of TBS instances on peer device.
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* @param gtbs_found Whether or not the server has a Generic TBS instance.
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*/
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typedef void (*bt_tbs_client_discover_cb)(struct bt_conn *conn, int err,
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uint8_t tbs_count, bool gtbs_found);
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/**
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* @brief Callback function for writing values to peer device.
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*
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* @param conn The connection used in the function.
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* @param err Error value. BT_TBS_CLIENT_RESULT_CODE_*,
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* GATT error or errno value.
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* @param inst_index The index of the TBS instance that was updated.
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*/
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typedef void (*bt_tbs_client_write_value_cb)(struct bt_conn *conn, int err,
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uint8_t inst_index);
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/**
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* @brief Callback function for the CCP call control functions.
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*
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* @param conn The connection used in the function.
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* @param err Error value. BT_TBS_CLIENT_RESULT_CODE_*,
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* GATT error or errno value.
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* @param inst_index The index of the TBS instance that was updated.
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* @param call_index The call index. For #bt_tbs_client_originate_call this will
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* always be 0, and does not reflect the actual call index.
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*/
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typedef void (*bt_tbs_client_cp_cb)(struct bt_conn *conn, int err,
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uint8_t inst_index, uint8_t call_index);
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/**
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* @brief Callback function for functions that read a string value.
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*
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* @param conn The connection used in the function.
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* @param err Error value. BT_TBS_CLIENT_RESULT_CODE_*,
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* GATT error or errno value.
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* @param inst_index The index of the TBS instance that was updated.
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* @param value The Null-terminated string value. The value is not kept
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* by the client, so must be copied to be saved.
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*/
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typedef void (*bt_tbs_client_read_string_cb)(struct bt_conn *conn, int err,
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uint8_t inst_index,
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const char *value);
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/**
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* @brief Callback function for functions that read an integer value.
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*
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* @param conn The connection used in the function.
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* @param err Error value. BT_TBS_CLIENT_RESULT_CODE_*,
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* GATT error or errno value.
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* @param inst_index The index of the TBS instance that was updated.
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* @param value The integer value.
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*/
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typedef void (*bt_tbs_client_read_value_cb)(struct bt_conn *conn, int err,
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uint8_t inst_index, uint32_t value);
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/**
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* @brief Callback function for ccp_read_termination_reason.
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*
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* @param conn The connection used in the function.
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* @param err Error value. BT_TBS_CLIENT_RESULT_CODE_*,
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* GATT error or errno value.
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* @param inst_index The index of the TBS instance that was updated.
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* @param call_index The call index.
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* @param reason The termination reason.
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*/
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typedef void (*bt_tbs_client_termination_reason_cb)(struct bt_conn *conn,
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int err, uint8_t inst_index,
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uint8_t call_index,
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uint8_t reason);
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/**
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* @brief Callback function for ccp_read_current_calls.
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*
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* @param conn The connection used in the function.
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* @param err Error value. BT_TBS_CLIENT_RESULT_CODE_*,
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* GATT error or errno value.
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* @param inst_index The index of the TBS instance that was updated.
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* @param call_count Number of calls read.
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* @param calls Array of calls. The array is not kept by
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* the client, so must be copied to be saved.
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*/
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typedef void (*bt_tbs_client_current_calls_cb)(struct bt_conn *conn, int err,
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uint8_t inst_index,
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uint8_t call_count,
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const struct bt_tbs_client_call *calls);
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/**
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* @brief Callback function for ccp_read_call_state.
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*
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* @param conn The connection used in the function.
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* @param err Error value. BT_TBS_CLIENT_RESULT_CODE_*,
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* GATT error or errno value.
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* @param inst_index The index of the TBS instance that was updated.
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* @param call_count Number of call states read.
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* @param call_states Array of call states. The array is not kept by
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* the client, so must be copied to be saved.
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*/
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typedef void (*bt_tbs_client_call_states_cb)(struct bt_conn *conn, int err,
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uint8_t inst_index,
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uint8_t call_count,
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const struct bt_tbs_client_call_state *call_states);
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struct bt_tbs_client_cb {
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bt_tbs_client_discover_cb discover;
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bt_tbs_client_cp_cb originate_call;
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bt_tbs_client_cp_cb terminate_call;
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bt_tbs_client_cp_cb hold_call;
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bt_tbs_client_cp_cb accept_call;
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bt_tbs_client_cp_cb retrieve_call;
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bt_tbs_client_cp_cb join_calls;
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bt_tbs_client_read_string_cb bearer_provider_name;
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bt_tbs_client_read_string_cb bearer_uci;
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bt_tbs_client_read_value_cb technology;
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bt_tbs_client_read_string_cb uri_list;
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bt_tbs_client_read_value_cb signal_strength;
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bt_tbs_client_read_value_cb signal_interval;
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bt_tbs_client_current_calls_cb current_calls;
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bt_tbs_client_read_value_cb ccid;
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bt_tbs_client_read_value_cb status_flags;
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bt_tbs_client_read_string_cb call_uri;
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bt_tbs_client_call_states_cb call_state;
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bt_tbs_client_read_value_cb optional_opcodes;
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bt_tbs_client_termination_reason_cb termination_reason;
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bt_tbs_client_read_string_cb remote_uri;
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bt_tbs_client_read_string_cb friendly_name;
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};
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/**
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* @brief Discover TBS for a connection. This will start a GATT
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* discover and setup handles and subscriptions.
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*
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* @param conn The connection to discover TBS for.
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* @param subscribe Whether to subscribe to all handles.
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*
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* @return int 0 on success, GATT error value on fail.
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*/
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int bt_tbs_client_discover(struct bt_conn *conn, bool subscribe);
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/**
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* @brief Set the outgoing URI for a TBS instance on the peer device.
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*
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* @param conn The connection to the TBS server.
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* @param inst_index The index of the TBS instance.
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* @param uri The Null-terminated URI string.
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*
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* @return int 0 on success, errno value on fail.
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*/
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int bt_tbs_client_set_outgoing_uri(struct bt_conn *conn, uint8_t inst_index,
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const char *uri);
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/**
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* @brief Set the signal strength reporting interval for a TBS instance.
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*
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* @param conn The connection to the TBS server.
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* @param inst_index The index of the TBS instance.
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* @param interval The interval to write (0-255 seconds).
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*
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* @return int 0 on success, errno value on fail.
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*/
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int bt_tbs_client_set_signal_strength_interval(struct bt_conn *conn,
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uint8_t inst_index,
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uint8_t interval);
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/**
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* @brief Request to originate a call.
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*
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* @param conn The connection to the TBS server.
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* @param inst_index The index of the TBS instance.
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* @param uri The URI of the callee.
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*
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* @return int 0 on success, errno value on fail.
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*/
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int bt_tbs_client_originate_call(struct bt_conn *conn, uint8_t inst_index,
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const char *uri);
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/**
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* @brief Request to terminate a call
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*
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* @param conn The connection to the TBS server.
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* @param inst_index The index of the TBS instance.
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* @param call_index The call index to terminate.
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*
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* @return int 0 on success, errno value on fail.
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*/
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int bt_tbs_client_terminate_call(struct bt_conn *conn, uint8_t inst_index,
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uint8_t call_index);
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/**
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* @brief Request to hold a call
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*
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* @param conn The connection to the TBS server.
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* @param inst_index The index of the TBS instance.
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* @param call_index The call index to place on hold.
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*
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* @return int 0 on success, errno value on fail.
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*/
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int bt_tbs_client_hold_call(struct bt_conn *conn, uint8_t inst_index,
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uint8_t call_index);
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/**
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* @brief Accept an incoming call
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*
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* @param conn The connection to the TBS server.
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* @param inst_index The index of the TBS instance.
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* @param call_index The call index to accept.
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*
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* @return int 0 on success, errno value on fail.
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*/
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int bt_tbs_client_accept_call(struct bt_conn *conn, uint8_t inst_index,
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uint8_t call_index);
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/**
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* @brief Retrieve call from (local) hold.
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*
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* @param conn The connection to the TBS server.
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* @param inst_index The index of the TBS instance.
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* @param call_index The call index to retrieve.
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*
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* @return int 0 on success, errno value on fail.
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*/
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int bt_tbs_client_retrieve_call(struct bt_conn *conn, uint8_t inst_index,
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uint8_t call_index);
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/**
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* @brief Join multiple calls.
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*
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* @param conn The connection to the TBS server.
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* @param inst_index The index of the TBS instance.
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* @param call_indexes Array of call indexes.
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* @param count Number of call indexes in the call_indexes array.
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*
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* @return int 0 on success, errno value on fail.
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*/
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int bt_tbs_client_join_calls(struct bt_conn *conn, uint8_t inst_index,
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const uint8_t *call_indexes, uint8_t count);
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/**
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* @brief Read the bearer provider name of a TBS instance.
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*
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* @param conn The connection to the TBS server.
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* @param inst_index The index of the TBS instance.
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*
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* @return int 0 on success, errno value on fail.
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*/
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int bt_tbs_client_read_bearer_provider_name(struct bt_conn *conn,
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uint8_t inst_index);
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/**
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* @brief Read the UCI of a TBS instance.
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*
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* @param conn The connection to the TBS server.
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* @param inst_index The index of the TBS instance.
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*
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* @return int 0 on success, errno value on fail.
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*/
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int bt_tbs_client_read_bearer_uci(struct bt_conn *conn, uint8_t inst_index);
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/**
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* @brief Read the technology of a TBS instance.
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*
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* @param conn The connection to the TBS server.
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* @param inst_index The index of the TBS instance.
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*
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* @return int 0 on success, errno value on fail.
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*/
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int bt_tbs_client_read_technology(struct bt_conn *conn, uint8_t inst_index);
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/**
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* @brief Read the URI schemes list of a TBS instance.
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*
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* @param conn The connection to the TBS server.
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* @param inst_index The index of the TBS instance.
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*
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* @return int 0 on success, errno value on fail.
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*/
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int bt_tbs_client_read_uri_list(struct bt_conn *conn, uint8_t inst_index);
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/**
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* @brief Read the current signal strength of a TBS instance.
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*
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* @param conn The connection to the TBS server.
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* @param inst_index The index of the TBS instance.
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*
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* @return int 0 on success, errno value on fail.
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*/
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int bt_tbs_client_read_signal_strength(struct bt_conn *conn,
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uint8_t inst_index);
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/**
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* @brief Read the signal strength reporting interval of a TBS instance.
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*
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* @param conn The connection to the TBS server.
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* @param inst_index The index of the TBS instance.
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*
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* @return int 0 on success, errno value on fail.
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*/
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int bt_tbs_client_read_signal_interval(struct bt_conn *conn,
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uint8_t inst_index);
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/**
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* @brief Read the list of current calls of a TBS instance.
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*
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* @param conn The connection to the TBS server.
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* @param inst_index The index of the TBS instance.
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*
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* @return int 0 on success, errno value on fail.
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*/
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int bt_tbs_client_read_current_calls(struct bt_conn *conn, uint8_t inst_index);
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/**
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* @brief Read the content ID of a TBS instance.
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*
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* @param conn The connection to the TBS server.
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* @param inst_index The index of the TBS instance.
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*
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* @return int 0 on success, errno value on fail.
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*/
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int bt_tbs_client_read_ccid(struct bt_conn *conn, uint8_t inst_index);
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/**
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* @brief Read the feature and status value of a TBS instance.
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*
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* @param conn The connection to the TBS server.
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* @param inst_index The index of the TBS instance.
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*
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* @return int 0 on success, errno value on fail.
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*/
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int bt_tbs_client_read_status_flags(struct bt_conn *conn, uint8_t inst_index);
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/**
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* @brief Read the call target URI of a TBS instance.
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*
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* @param conn The connection to the TBS server.
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* @param inst_index The index of the TBS instance.
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*
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* @return int 0 on success, errno value on fail.
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*/
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||||||
|
int bt_tbs_client_read_call_uri(struct bt_conn *conn, uint8_t inst_index);
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief Read the states of the current calls of a TBS instance.
|
||||||
|
*
|
||||||
|
* @param conn The connection to the TBS server.
|
||||||
|
* @param inst_index The index of the TBS instance.
|
||||||
|
*
|
||||||
|
* @return int 0 on success, errno value on fail.
|
||||||
|
*/
|
||||||
|
int bt_tbs_client_read_call_state(struct bt_conn *conn, uint8_t inst_index);
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief Read the remote URI of a TBS instance.
|
||||||
|
*
|
||||||
|
* @param conn The connection to the TBS server.
|
||||||
|
* @param inst_index The index of the TBS instance.
|
||||||
|
*
|
||||||
|
* @return int 0 on success, errno value on fail.
|
||||||
|
*/
|
||||||
|
int bt_tbs_client_read_remote_uri(struct bt_conn *conn, uint8_t inst_index);
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief Read the friendly name of a call for a TBS instance.
|
||||||
|
*
|
||||||
|
* @param conn The connection to the TBS server.
|
||||||
|
* @param inst_index The index of the TBS instance.
|
||||||
|
*
|
||||||
|
* @return int 0 on success, errno value on fail.
|
||||||
|
*/
|
||||||
|
int bt_tbs_client_read_friendly_name(struct bt_conn *conn, uint8_t inst_index);
|
||||||
|
|
||||||
|
/** @brief Read the supported opcode of a TBS instance.
|
||||||
|
*
|
||||||
|
* @param conn The connection to the TBS server.
|
||||||
|
* @param inst_index The index of the TBS instance.
|
||||||
|
*
|
||||||
|
* @return int 0 on success, errno value on fail.
|
||||||
|
*/
|
||||||
|
int bt_tbs_client_read_optional_opcodes(struct bt_conn *conn,
|
||||||
|
uint8_t inst_index);
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief Register the callbacks for CCP.
|
||||||
|
*
|
||||||
|
* @param cbs Pointer to the callback structure.
|
||||||
|
*/
|
||||||
|
void bt_tbs_client_register_cb(struct bt_tbs_client_cb *cbs);
|
||||||
|
|
||||||
#endif /* ZEPHYR_INCLUDE_BLUETOOTH_AUDIO_TBS_H_ */
|
#endif /* ZEPHYR_INCLUDE_BLUETOOTH_AUDIO_TBS_H_ */
|
||||||
|
|
|
||||||
|
|
@ -34,6 +34,8 @@ endif()
|
||||||
|
|
||||||
zephyr_library_sources_ifdef(CONFIG_BT_TBS tbs.c)
|
zephyr_library_sources_ifdef(CONFIG_BT_TBS tbs.c)
|
||||||
|
|
||||||
|
zephyr_library_sources_ifdef(CONFIG_BT_TBS_CLIENT tbs_client.c)
|
||||||
|
|
||||||
zephyr_library_sources_ifdef(CONFIG_BT_MCC mcc.c)
|
zephyr_library_sources_ifdef(CONFIG_BT_MCC mcc.c)
|
||||||
|
|
||||||
zephyr_library_sources_ifdef(CONFIG_BT_MCS mcs.c)
|
zephyr_library_sources_ifdef(CONFIG_BT_MCS mcs.c)
|
||||||
|
|
|
||||||
|
|
@ -151,4 +151,62 @@ config BT_DEBUG_TBS
|
||||||
|
|
||||||
endif # BT_TBS
|
endif # BT_TBS
|
||||||
|
|
||||||
|
|
||||||
|
##################### Call Control Client #####################
|
||||||
|
|
||||||
|
config BT_TBS_CLIENT
|
||||||
|
bool "Telephone Bearer Service client"
|
||||||
|
select BT_GATT_CLIENT
|
||||||
|
select BT_GATT_AUTO_DISCOVER_CCC
|
||||||
|
help
|
||||||
|
This option enables support for Telephone Bearer Service client.
|
||||||
|
|
||||||
|
if BT_TBS_CLIENT
|
||||||
|
|
||||||
|
config BT_TBS_CLIENT_GTBS
|
||||||
|
bool "Telephone Bearer Service client GTBS support"
|
||||||
|
default y
|
||||||
|
help
|
||||||
|
This option enables support for the generic TBS for the
|
||||||
|
Call Control client.
|
||||||
|
|
||||||
|
config BT_TBS_CLIENT_MAX_CALLS
|
||||||
|
int "Maximum Number Of Calls Supported"
|
||||||
|
default 1
|
||||||
|
help
|
||||||
|
Sets the maximum number of calls the client supports per TBS instance.
|
||||||
|
|
||||||
|
config BT_TBS_CLIENT_MAX_TBS_INSTANCES
|
||||||
|
int "Maximum number of TBS instances to setup"
|
||||||
|
default 1
|
||||||
|
range 1 3
|
||||||
|
help
|
||||||
|
Sets the maximum number of Telephone Bearer Service (TBS)
|
||||||
|
instances to setup and use.
|
||||||
|
|
||||||
|
config BT_TBS_CLIENT_MAX_URI_LENGTH
|
||||||
|
int "The maximum length of the call URI supported"
|
||||||
|
default 30
|
||||||
|
range 4 253
|
||||||
|
help
|
||||||
|
Sets the maximum length of the call URI supported. Note that if this
|
||||||
|
value is lower than a call URI, the call request will be rejected.
|
||||||
|
|
||||||
|
config BT_TBS_CLIENT_MAX_PROVIDER_NAME_LENGTH
|
||||||
|
int "The maximum length of the bearer provider name"
|
||||||
|
default 30
|
||||||
|
range 0 512
|
||||||
|
help
|
||||||
|
Sets the maximum length of the bearer provider name.
|
||||||
|
|
||||||
|
############# DEBUG #############
|
||||||
|
|
||||||
|
config BT_DEBUG_TBS_CLIENT
|
||||||
|
bool "Telephone Bearer Service client debug"
|
||||||
|
help
|
||||||
|
Use this option to enable Telephone Bearer Service client debug logs
|
||||||
|
for the Bluetooth Audio functionality.
|
||||||
|
|
||||||
|
endif # BT_TBS_CLIENT
|
||||||
|
|
||||||
endif # BT_AUDIO
|
endif # BT_AUDIO
|
||||||
|
|
|
||||||
2179
subsys/bluetooth/audio/tbs_client.c
Normal file
2179
subsys/bluetooth/audio/tbs_client.c
Normal file
File diff suppressed because it is too large
Load diff
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Add table
Add a link
Reference in a new issue