KKopyscinski commented on code in PR #1619: URL: https://github.com/apache/mynewt-nimble/pull/1619#discussion_r1342401698
########## nimble/host/include/host/ble_audio_broadcast.h: ########## @@ -0,0 +1,257 @@ +/* + * 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_AUDIO_BROADCAST_ +#define H_BLE_AUDIO_BROADCAST_ + +#include <stdint.h> +#include "host/ble_gap.h" +#include "host/ble_iso.h" +#include "host/ble_audio_common.h" + +struct ble_broadcast_create_params { + /** BIG to broadcast */ + struct ble_audio_big *big; + + /** BLE address to use for advertising */ + ble_addr_t *addr; + + /** Parameters used to configure Extended advertising */ + struct ble_gap_ext_adv_params *extended_params; + + /** Parameters used to configure Periodic advertising */ + struct ble_gap_periodic_adv_params *periodic_params; + + /** BIG parameters */ + struct ble_iso_big_params *big_params; + + /** Broadcast name */ + const uint8_t *name; + + /** Broadcast name length */ + uint8_t name_len; + + /** Advertising instance */ + uint8_t adv_instance; +}; + +struct ble_broadcast_update_params { + /** New BLE address to use for advertising */ + ble_addr_t *addr; + + /** Updated parameters of Extended advertising */ + struct ble_gap_ext_adv_params *extended_params; + + /** Updated parameters of Periodic advertising */ + struct ble_gap_periodic_adv_params *periodic_params; + + /** New Broadcast name */ + const uint8_t *name; + + /** New Broadcast name length */ + uint8_t name_len; +}; + +typedef int ble_audio_broadcast_destroy_fn(struct ble_audio_big *big, + void *arg); + +/** BASE configuration describing broadcast advertisement */ +struct ble_broadcast_base_config { + /** Advertising instance used by broadcast */ + uint8_t adv_instance; + + /** Pointer to BIG configuration */ + struct ble_audio_big *big; + + /** Broadcast ID */ + uint32_t broadcast_id; + + /** Broadcast ID */ + uint8_t big_id; + + /** + * Optional callback associated with broadcasting instance, called on + * destroying broadcast + */ + ble_audio_broadcast_destroy_fn *destroy_cb; +}; + +/** + * @brief Create Broadcast Audio Source Endpoint and configure advertising + * instance + * + * This function configures advertising instance for extended and periodic + * advertisements to be ready for broadcast with BASE configuration. + * + * @param params Pointer to a `ble_broadcast_base_params` + * structure that defines BIG, extended + * advertising and periodic advertising + * configuration. + * @param config_out Pointer to a `ble_broadcast_base_config` + * structure to return configuration of created + * BASE advertisement. + * @param destroy_cb Optional callback to be called when BASE + * advertisement is destroyed. + * @param gap_cb GAP event callback to be associated with BASE + * advertisement. + * + * @return 0 on success; + * A non-zero value on failure. + */ +int ble_audio_broadcast_create(struct ble_broadcast_create_params *params, + struct ble_broadcast_base_config *config_out, + ble_audio_broadcast_destroy_fn *destroy_cb, + ble_gap_event_fn *gap_cb); + +/** + * @brief Start advertisements for given BASE configuration + * + * This function starts BASE advertisement on by enabling extended and periodic + * advertising. + * + * @param base_config Pointer to a `ble_broadcast_base_config` + * struct that shall be used for broadcast. + * + * @return 0 on success; + * A non-zero value on failure. + */ +int ble_audio_broadcast_start(struct ble_broadcast_base_config *base_config); + +/** + * @brief Stop advertisements for given BASE configuration + * + * This function stops BASE advertisement by disabling extended and periodic + * advertising. Advertising instance is still configured and ready for resume. + * + * @param base_config Pointer to a `ble_broadcast_base_config` + * struct that broadcast shall be stopped for. + * + * @return 0 on success; + * A non-zero value on failure. + */ +int ble_audio_broadcast_stop(struct ble_broadcast_base_config *base_config); + +/** + * @brief Destroy advertisements for given BASE configuration + * + * This function stops BASE advertisement by disabling extended and periodic + * advertising and terminates them. After return advertising instance is free + * and must be configured again for future advertisements. + * + * @param base_config Pointer to a `ble_broadcast_base_config` + * struct that broadcast shall be terminated for. + * + * @return 0 on success; + * A non-zero value on failure. + */ +int ble_audio_broadcast_destroy(struct ble_broadcast_base_config *base_config); Review Comment: void * arg -- This is an automated message from the Apache Git Service. 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