/* Bluetooth Mesh */
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/*
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* Copyright (c) 2017 Intel Corporation
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef __ADV_H__
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#define __ADV_H__
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/* Maximum advertising data payload for a single data type */
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#include "mesh/mesh.h"
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#define BT_MESH_ADV(om) (*(struct bt_mesh_adv **) OS_MBUF_USRHDR(om))
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#define BT_MESH_ADV_SCAN_UNIT(_ms) ((_ms) * 8 / 5)
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#define BT_MESH_SCAN_INTERVAL_MS 30
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#define BT_MESH_SCAN_WINDOW_MS 30
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#define BT_MESH_ADV_DATA_SIZE 31
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/* The user data is a pointer (4 bytes) to struct bt_mesh_adv */
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#define BT_MESH_ADV_USER_DATA_SIZE 4
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#define BT_MESH_MBUF_HEADER_SIZE (sizeof(struct os_mbuf_pkthdr) + \
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BT_MESH_ADV_USER_DATA_SIZE +\
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sizeof(struct os_mbuf))
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/* We declare it as extern here to share it between 'adv' and 'adv_legacy' */
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extern struct os_mbuf_pool adv_os_mbuf_pool;
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extern struct ble_npl_eventq bt_mesh_adv_queue;
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extern struct os_mempool adv_buf_mempool;
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extern os_membuf_t adv_buf_mem[];
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enum bt_mesh_adv_type
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{
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BT_MESH_ADV_PROV,
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BT_MESH_ADV_DATA,
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BT_MESH_ADV_BEACON,
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BT_MESH_ADV_URI,
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BT_MESH_ADV_TYPES,
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};
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typedef void (*bt_mesh_adv_func_t)(struct os_mbuf *buf, uint16_t duration,
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int err, void *user_data);
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static inline void adv_send_start(uint16_t duration, int err,
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const struct bt_mesh_send_cb *cb,
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void *cb_data)
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{
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if (cb && cb->start) {
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cb->start(duration, err, cb_data);
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}
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}
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struct bt_mesh_adv {
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/** Fragments associated with this buffer. */
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struct os_mbuf *frags;
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const struct bt_mesh_send_cb *cb;
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void *cb_data;
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uint8_t type:2,
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started:1,
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busy:1;
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uint8_t xmit;
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uint8_t flags;
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int ref_cnt;
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struct ble_npl_event ev;
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};
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typedef struct bt_mesh_adv *(*bt_mesh_adv_alloc_t)(int id);
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/* xmit_count: Number of retransmissions, i.e. 0 == 1 transmission */
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struct os_mbuf *bt_mesh_adv_create(enum bt_mesh_adv_type type, uint8_t xmit,
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int32_t timeout);
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struct os_mbuf *bt_mesh_adv_create_from_pool(struct os_mbuf_pool *pool,
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bt_mesh_adv_alloc_t get_id,
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enum bt_mesh_adv_type type,
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uint8_t xmit, int32_t timeout);
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void bt_mesh_adv_send(struct os_mbuf *buf, const struct bt_mesh_send_cb *cb,
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void *cb_data);
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void bt_mesh_adv_update(void);
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void bt_mesh_adv_init(void);
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int bt_mesh_scan_enable(void);
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int bt_mesh_scan_disable(void);
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int bt_mesh_adv_enable(void);
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void bt_mesh_adv_buf_ready(void);
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int bt_mesh_adv_start(const struct ble_gap_adv_params *param, int32_t duration,
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const struct bt_data *ad, size_t ad_len,
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const struct bt_data *sd, size_t sd_len);
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static inline void bt_mesh_adv_send_start(uint16_t duration, int err,
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struct bt_mesh_adv *adv)
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{
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if (!adv->started) {
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adv->started = 1;
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if (adv->cb && adv->cb->start) {
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adv->cb->start(duration, err, adv->cb_data);
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}
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if (err) {
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adv->cb = NULL;
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}
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}
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}
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static inline void bt_mesh_adv_send_end(
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int err, struct bt_mesh_adv const *adv)
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{
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if (adv->started && adv->cb && adv->cb->end) {
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adv->cb->end(err, adv->cb_data);
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}
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}
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int ble_adv_gap_mesh_cb(struct ble_gap_event *event, void *arg);
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#endif
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