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components/bt/esp_ble_mesh/models/server/sensor_server.c
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/*
* SPDX-FileCopyrightText: 2017-2021 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <errno.h>
#include "btc_ble_mesh_sensor_model.h"
#include "mesh/config.h"
#include "access.h"
#include "transport.h"
#include "mesh/model_opcode.h"
#include "mesh/state_transition.h"
#include "mesh/device_property.h"
#if CONFIG_BLE_MESH_SENSOR_SERVER
static void update_sensor_periodic_pub(struct bt_mesh_model *model, uint16_t prop_id);
/* message handlers (Start) */
/* Sensor Server & Sensor Setup Server message handlers */
static void send_sensor_descriptor_status(struct bt_mesh_model *model,
struct bt_mesh_msg_ctx *ctx,
uint16_t prop_id, bool get_all)
{
struct bt_mesh_sensor_srv *srv = model->user_data;
struct bt_mesh_sensor_state *state = NULL;
struct net_buf_simple *msg = NULL;
uint16_t total_len = 5U;
int i;
msg = bt_mesh_alloc_buf(MIN(BLE_MESH_TX_SDU_MAX, BLE_MESH_SERVER_RSP_MAX_LEN));
if (msg == NULL) {
BT_ERR("%s, Out of memory", __func__);
return;
}
bt_mesh_model_msg_init(msg, BLE_MESH_MODEL_OP_SENSOR_DESCRIPTOR_STATUS);
if (get_all == true) {
for (i = 0; i < srv->state_count; i++) {
state = &srv->states[i];
if (state->sensor_property_id != INVALID_SENSOR_PROPERTY_ID) {
total_len += SENSOR_DESCRIPTOR_LEN;
if (total_len > MIN(BLE_MESH_TX_SDU_MAX, BLE_MESH_SERVER_RSP_MAX_LEN)) {
/* Add this in case the message is too long */
BT_WARN("Too large sensor descriptor status");
break;
}
net_buf_simple_add_le16(msg, state->sensor_property_id);
net_buf_simple_add_le32(msg, (state->descriptor.sample_function << 24) |
(state->descriptor.negative_tolerance << 12) |
(state->descriptor.positive_tolerance));
net_buf_simple_add_u8(msg, state->descriptor.measure_period);
net_buf_simple_add_u8(msg, state->descriptor.update_interval);
}
}
} else {
for (i = 0; i < srv->state_count; i++) {
state = &srv->states[i];
if (state->sensor_property_id != INVALID_SENSOR_PROPERTY_ID &&
state->sensor_property_id == prop_id) {
total_len += SENSOR_DESCRIPTOR_LEN;
if (total_len > MIN(BLE_MESH_TX_SDU_MAX, BLE_MESH_SERVER_RSP_MAX_LEN)) {
/* Add this in case the message is too long */
BT_WARN("Too large sensor descriptor status");
break;
}
net_buf_simple_add_le16(msg, state->sensor_property_id);
net_buf_simple_add_le32(msg, (state->descriptor.sample_function << 24) |
(state->descriptor.negative_tolerance << 12) |
(state->descriptor.positive_tolerance));
net_buf_simple_add_u8(msg, state->descriptor.measure_period);
net_buf_simple_add_u8(msg, state->descriptor.update_interval);
break;
}
}
if (i == srv->state_count) {
BT_WARN("Sensor Property ID 0x%04x not exists", prop_id);
net_buf_simple_add_le16(msg, prop_id);
}
}
BLE_MESH_CHECK_SEND_STATUS(bt_mesh_model_send(model, ctx, msg, NULL, NULL));
bt_mesh_free_buf(msg);
}
static void send_sensor_data_status(struct bt_mesh_model *model,
struct bt_mesh_msg_ctx *ctx,
uint16_t prop_id, bool get_all)
{
struct bt_mesh_sensor_srv *srv = model->user_data;
struct bt_mesh_sensor_state *state = NULL;
struct net_buf_simple *msg = NULL;
uint16_t total_len = 5U;
int i;
msg = bt_mesh_alloc_buf(MIN(BLE_MESH_TX_SDU_MAX, BLE_MESH_SERVER_RSP_MAX_LEN));
if (msg == NULL) {
BT_ERR("%s, Out of memory", __func__);
return;
}
bt_mesh_model_msg_init(msg, BLE_MESH_MODEL_OP_SENSOR_STATUS);
if (get_all == true) {
for (i = 0; i < srv->state_count; i++) {
state = &srv->states[i];
if (state->sensor_property_id != INVALID_SENSOR_PROPERTY_ID) {
uint8_t mpid_len = (state->sensor_data.format == SENSOR_DATA_FORMAT_A) ?
SENSOR_DATA_FORMAT_A_MPID_LEN : SENSOR_DATA_FORMAT_B_MPID_LEN;
total_len += (mpid_len + (state->sensor_data.raw_value ?
state->sensor_data.raw_value->len : 0));
if (total_len > MIN(BLE_MESH_TX_SDU_MAX, BLE_MESH_SERVER_RSP_MAX_LEN)) {
/* Add this in case the message is too long */
BT_WARN("Too large sensor status");
break;
}
if (state->sensor_data.format == SENSOR_DATA_FORMAT_A) {
uint16_t mpid = ((state->sensor_property_id & BIT_MASK(11)) << 5) |
((state->sensor_data.length & BIT_MASK(4)) << 1) |
state->sensor_data.format;
net_buf_simple_add_le16(msg, mpid);
} else if (state->sensor_data.format == SENSOR_DATA_FORMAT_B) {
uint8_t mpid = (state->sensor_data.length << 1) | state->sensor_data.format;
net_buf_simple_add_u8(msg, mpid);
net_buf_simple_add_le16(msg, state->sensor_property_id);
}
if (state->sensor_data.raw_value) {
net_buf_simple_add_mem(msg, state->sensor_data.raw_value->data, state->sensor_data.raw_value->len);
}
}
}
} else {
for (i = 0; i < srv->state_count; i++) {
state = &srv->states[i];
if (state->sensor_property_id != INVALID_SENSOR_PROPERTY_ID &&
state->sensor_property_id == prop_id) {
uint8_t mpid_len = (state->sensor_data.format == SENSOR_DATA_FORMAT_A) ?
SENSOR_DATA_FORMAT_A_MPID_LEN : SENSOR_DATA_FORMAT_B_MPID_LEN;
total_len += (mpid_len + (state->sensor_data.raw_value ?
state->sensor_data.raw_value->len : 0));
if (total_len > MIN(BLE_MESH_TX_SDU_MAX, BLE_MESH_SERVER_RSP_MAX_LEN)) {
/* Add this in case the message is too long */
BT_WARN("Too large sensor status");
break;
}
if (state->sensor_data.format == SENSOR_DATA_FORMAT_A) {
uint16_t mpid = ((state->sensor_property_id & BIT_MASK(11)) << 5) |
((state->sensor_data.length & BIT_MASK(4)) << 1) |
state->sensor_data.format;
net_buf_simple_add_le16(msg, mpid);
} else if (state->sensor_data.format == SENSOR_DATA_FORMAT_B) {
uint8_t mpid = (state->sensor_data.length << 1) | state->sensor_data.format;
net_buf_simple_add_u8(msg, mpid);
net_buf_simple_add_le16(msg, state->sensor_property_id);
}
if (state->sensor_data.raw_value) {
net_buf_simple_add_mem(msg, state->sensor_data.raw_value->data,
state->sensor_data.raw_value->len);
}
break;
}
}
if (i == srv->state_count) {
BT_WARN("Sensor Property ID 0x%04x not exists", prop_id);
uint8_t mpid = (SENSOR_DATA_ZERO_LEN << 1) | SENSOR_DATA_FORMAT_B;
net_buf_simple_add_u8(msg, mpid);
net_buf_simple_add_le16(msg, prop_id);
}
}
BLE_MESH_CHECK_SEND_STATUS(bt_mesh_model_send(model, ctx, msg, NULL, NULL));
bt_mesh_free_buf(msg);
}
static void send_sensor_cadence_status(struct bt_mesh_model *model,
struct bt_mesh_msg_ctx *ctx,
uint16_t prop_id, bool publish)
{
struct bt_mesh_sensor_setup_srv *srv = model->user_data;
struct bt_mesh_sensor_state *state = NULL;
struct net_buf_simple *msg = NULL;
uint16_t length = 0U;
int i;
for (i = 0; i < srv->state_count; i++) {
state = &srv->states[i];
if (state->sensor_property_id != INVALID_SENSOR_PROPERTY_ID &&
state->sensor_property_id == prop_id && state->cadence) {
length = SENSOR_PROPERTY_ID_LEN + 1 + 1;
if (state->cadence->trigger_delta_down) {
if (state->cadence->trigger_type == SENSOR_STATUS_TRIGGER_TYPE_CHAR) {
length += state->cadence->trigger_delta_down->len;
} else {
length += SENSOR_STATUS_TRIGGER_UINT16_LEN;
}
}
if (state->cadence->trigger_delta_up) {
if (state->cadence->trigger_type == SENSOR_STATUS_TRIGGER_TYPE_CHAR) {
length += state->cadence->trigger_delta_up->len;
} else {
length += SENSOR_STATUS_TRIGGER_UINT16_LEN;
}
}
if (state->cadence->fast_cadence_low) {
length += state->cadence->fast_cadence_low->len;
}
if (state->cadence->fast_cadence_high) {
length += state->cadence->fast_cadence_high->len;
}
break;
}
}
if (i == srv->state_count) {
BT_WARN("Sensor Property ID 0x%04x not exists", prop_id);
length = SENSOR_PROPERTY_ID_LEN;
}
if (publish == false) {
msg = bt_mesh_alloc_buf(1 + length + BLE_MESH_SERVER_TRANS_MIC_SIZE);
if (msg == NULL) {
BT_ERR("%s, Out of memory", __func__);
return;
}
} else {
msg = bt_mesh_server_get_pub_msg(model, 1 + length);
if (msg == NULL) {
return;
}
}
bt_mesh_model_msg_init(msg, BLE_MESH_MODEL_OP_SENSOR_CADENCE_STATUS);
net_buf_simple_add_le16(msg, prop_id);
if (i != srv->state_count) {
if (state->cadence) {
net_buf_simple_add_u8(msg, (state->cadence->trigger_type << 7) |
state->cadence->period_divisor);
if (state->cadence->trigger_delta_down) {
if (state->cadence->trigger_type == SENSOR_STATUS_TRIGGER_TYPE_CHAR) {
net_buf_simple_add_mem(msg, state->cadence->trigger_delta_down->data,
state->cadence->trigger_delta_down->len);
} else {
net_buf_simple_add_mem(msg, state->cadence->trigger_delta_down->data,
SENSOR_STATUS_TRIGGER_UINT16_LEN);
}
}
if (state->cadence->trigger_delta_up) {
if (state->cadence->trigger_type == SENSOR_STATUS_TRIGGER_TYPE_CHAR) {
net_buf_simple_add_mem(msg, state->cadence->trigger_delta_up->data,
state->cadence->trigger_delta_up->len);
} else {
net_buf_simple_add_mem(msg, state->cadence->trigger_delta_up->data,
SENSOR_STATUS_TRIGGER_UINT16_LEN);
}
}
net_buf_simple_add_u8(msg, state->cadence->min_interval);
if (state->cadence->fast_cadence_low) {
net_buf_simple_add_mem(msg, state->cadence->fast_cadence_low->data,
state->cadence->fast_cadence_low->len);
}
if (state->cadence->fast_cadence_high) {
net_buf_simple_add_mem(msg, state->cadence->fast_cadence_high->data,
state->cadence->fast_cadence_high->len);
}
}
}
if (publish == false) {
BLE_MESH_CHECK_SEND_STATUS(bt_mesh_model_send(model, ctx, msg, NULL, NULL));
bt_mesh_free_buf(msg);
} else {
BLE_MESH_CHECK_SEND_STATUS(bt_mesh_model_publish(model));
}
}
static void send_sensor_settings_status(struct bt_mesh_model *model,
struct bt_mesh_msg_ctx *ctx,
uint16_t prop_id)
{
struct bt_mesh_sensor_setup_srv *srv = model->user_data;
struct bt_mesh_sensor_state *state = NULL;
struct sensor_setting *item = NULL;
struct net_buf_simple *msg = NULL;
uint16_t total_len = 7U;
int i, j;
msg = bt_mesh_alloc_buf(MIN(BLE_MESH_TX_SDU_MAX, BLE_MESH_SERVER_RSP_MAX_LEN));
if (msg == NULL) {
BT_ERR("%s, Out of memory", __func__);
return;
}
bt_mesh_model_msg_init(msg, BLE_MESH_MODEL_OP_SENSOR_SETTINGS_STATUS);
net_buf_simple_add_le16(msg, prop_id);
for (i = 0; i < srv->state_count; i++) {
state = &srv->states[i];
if (state->sensor_property_id != INVALID_SENSOR_PROPERTY_ID &&
state->sensor_property_id == prop_id &&
state->setting_count && state->settings) {
for (j = 0; j < state->setting_count; j++) {
item = &state->settings[j];
if (item->property_id != INVALID_SENSOR_SETTING_PROPERTY_ID) {
total_len += SENSOR_SETTING_PROPERTY_ID_LEN;
if (total_len > MIN(BLE_MESH_TX_SDU_MAX, BLE_MESH_SERVER_RSP_MAX_LEN)) {
/* Add this in case the message is too long */
BT_WARN("Too large sensor settings status");
break;
}
net_buf_simple_add_le16(msg, item->property_id);
}
}
break;
}
}
if (i == srv->state_count) {
BT_WARN("Sensor Property ID 0x%04x not exists", prop_id);
}
BLE_MESH_CHECK_SEND_STATUS(bt_mesh_model_send(model, ctx, msg, NULL, NULL));
bt_mesh_free_buf(msg);
}
static struct sensor_setting *find_sensor_setting(struct bt_mesh_model *model,
uint16_t prop_id, uint16_t set_prop_id)
{
struct bt_mesh_sensor_setup_srv *srv = model->user_data;
struct bt_mesh_sensor_state *state = NULL;
struct sensor_setting *item = NULL;
int i, j;
for (i = 0; i < srv->state_count; i++) {
state = &srv->states[i];
if (state->sensor_property_id != INVALID_SENSOR_PROPERTY_ID &&
state->sensor_property_id == prop_id &&
state->setting_count && state->settings) {
for (j = 0; j < state->setting_count; j++) {
item = &state->settings[j];
if (item->property_id != INVALID_SENSOR_SETTING_PROPERTY_ID &&
item->property_id == set_prop_id) {
return item;
}
}
}
}
return NULL;
}
static void send_sensor_setting_status(struct bt_mesh_model *model,
struct bt_mesh_msg_ctx *ctx, uint16_t prop_id,
uint16_t set_prop_id, bool publish)
{
struct sensor_setting *item = NULL;
struct net_buf_simple *msg = NULL;
uint16_t length = 0U;
item = find_sensor_setting(model, prop_id, set_prop_id);
if (item) {
length = SENSOR_PROPERTY_ID_LEN + SENSOR_SETTING_PROPERTY_ID_LEN +
SENSOR_SETTING_ACCESS_LEN + (item->raw ? item->raw->len : 0);
} else {
/* If the message is sent as a response to the Sensor Setting Get message or
* a Sensor Setting Set message with an unknown Sensor Property ID field or
* an unknown Sensor Setting Property ID field, the Sensor Setting Access
* field and the Sensor Setting Raw field shall be omitted.
*/
BT_WARN("Sensor Setting not found, 0x%04x, 0x%04x", prop_id, set_prop_id);
length = SENSOR_PROPERTY_ID_LEN + SENSOR_SETTING_PROPERTY_ID_LEN;
}
if (publish == false) {
msg = bt_mesh_alloc_buf(1 + length + BLE_MESH_SERVER_TRANS_MIC_SIZE);
if (msg == NULL) {
BT_ERR("%s, Out of memory", __func__);
return;
}
} else {
msg = bt_mesh_server_get_pub_msg(model, 1 + length);
if (msg == NULL) {
return;
}
}
bt_mesh_model_msg_init(msg, BLE_MESH_MODEL_OP_SENSOR_SETTING_STATUS);
net_buf_simple_add_le16(msg, prop_id);
net_buf_simple_add_le16(msg, set_prop_id);
if (item) {
/**
* If the message is sent as a response to the Sensor Setting Set message with
* a Sensor Setting Property ID field that identifies an existing Sensor Setting,
* and the value of the Sensor Setting Access state is 0x01 (can be read), the
* Sensor Setting Property ID field shall be set to the value of the Sensor
* Setting Property ID field of the incoming message, the Sensor Setting Access
* field shall be set to the value of the Sensor Setting Access state field, and
* the Sensor Setting Raw field shall be omitted.
*
* TODO: What if the Sensor Setting Access is Prohibited?
*/
net_buf_simple_add_u8(msg, item->access);
if (ctx->recv_op != BLE_MESH_MODEL_OP_SENSOR_SETTING_SET ||
item->access == SENSOR_SETTING_ACCESS_READ_WRITE) {
if (item->raw) {
net_buf_simple_add_mem(msg, item->raw->data, item->raw->len);
}
}
}
if (publish == false) {
BLE_MESH_CHECK_SEND_STATUS(bt_mesh_model_send(model, ctx, msg, NULL, NULL));
bt_mesh_free_buf(msg);
} else {
BLE_MESH_CHECK_SEND_STATUS(bt_mesh_model_publish(model));
}
}
static void send_sensor_column_status(struct bt_mesh_model *model,
struct bt_mesh_msg_ctx *ctx,
struct net_buf_simple *buf, uint16_t prop_id)
{
struct bt_mesh_sensor_srv *srv = model->user_data;
struct bt_mesh_sensor_state *state = NULL;
struct net_buf_simple *msg = NULL;
bool optional = false;
uint16_t length = 0U;
int i;
for (i = 0; i < srv->state_count; i++) {
state = &srv->states[i];
if (state->sensor_property_id != INVALID_SENSOR_PROPERTY_ID &&
state->sensor_property_id == prop_id) {
length = SENSOR_PROPERTY_ID_LEN;
if (state->series_column.raw_value_x) {
length += state->series_column.raw_value_x->len;
}
/**
* TODO: column width & raw value y in Sensor Column Status are optional,
* here we need to add some conditions to decide whether put these two
* in the status message.
*/
if (optional) {
if (state->series_column.column_width) {
length += state->series_column.column_width->len;
}
if (state->series_column.raw_value_y) {
length += state->series_column.raw_value_y->len;
}
}
break;
}
}
if (i == srv->state_count) {
BT_WARN("Sensor Property ID 0x%04x not exists", prop_id);
length = SENSOR_PROPERTY_ID_LEN;
}
msg = bt_mesh_alloc_buf(1 + length + BLE_MESH_SERVER_TRANS_MIC_SIZE);
if (msg == NULL) {
BT_ERR("%s, Out of memory", __func__);
return;
}
/**
* TODO: Sensor Column Get contains Raw Value X which identifies a column,
* we need to use this value to decide the column.
*/
bt_mesh_model_msg_init(msg, BLE_MESH_MODEL_OP_SENSOR_COLUMN_STATUS);
net_buf_simple_add_le16(msg, prop_id);
if (i != srv->state_count) {
if (state->series_column.raw_value_x) {
net_buf_simple_add_mem(msg, state->series_column.raw_value_x->data,
state->series_column.raw_value_x->len);
}
if (optional) {
if (state->series_column.column_width) {
net_buf_simple_add_mem(msg, state->series_column.column_width->data,
state->series_column.column_width->len);
}
if (state->series_column.raw_value_y) {
net_buf_simple_add_mem(msg, state->series_column.raw_value_y->data,
state->series_column.raw_value_y->len);
}
}
}
BLE_MESH_CHECK_SEND_STATUS(bt_mesh_model_send(model, ctx, msg, NULL, NULL));
bt_mesh_free_buf(msg);
}
static void send_sensor_series_status(struct bt_mesh_model *model,
struct bt_mesh_msg_ctx *ctx,
struct net_buf_simple *buf, uint16_t prop_id)
{
struct bt_mesh_sensor_srv *srv = model->user_data;
struct bt_mesh_sensor_state *state = NULL;
struct net_buf_simple *msg = NULL;
bool optional = false;
uint16_t length = 0U;
int i;
for (i = 0; i < srv->state_count; i++) {
state = &srv->states[i];
if (state->sensor_property_id != INVALID_SENSOR_PROPERTY_ID &&
state->sensor_property_id == prop_id) {
length = SENSOR_PROPERTY_ID_LEN;
/* TODO: raw value x, column width & raw value y in Sensor Series
* Status are optional, here we need to add some conditions to
* decide whether put these three in the status message.
*/
if (optional) {
if (state->series_column.raw_value_x) {
length += state->series_column.raw_value_x->len;
}
if (state->series_column.column_width) {
length += state->series_column.column_width->len;
}
if (state->series_column.raw_value_y) {
length += state->series_column.raw_value_y->len;
}
}
break;
}
}
if (i == srv->state_count) {
BT_WARN("Sensor Property ID 0x%04x not exists", prop_id);
length = SENSOR_PROPERTY_ID_LEN;
}
msg = bt_mesh_alloc_buf(1 + length + BLE_MESH_SERVER_TRANS_MIC_SIZE);
if (msg == NULL) {
BT_ERR("%s, Out of memory", __func__);
return;
}
/**
* TODO: Sensor Series Get may contain Raw Value X1 and Raw Value X2 which
* identifies a starting column and a ending column, we need to use these
* values to decide the columns.
*/
bt_mesh_model_msg_init(msg, BLE_MESH_MODEL_OP_SENSOR_SERIES_STATUS);
net_buf_simple_add_le16(msg, prop_id);
if (i != srv->state_count) {
if (optional) {
if (state->series_column.raw_value_x) {
net_buf_simple_add_mem(msg, state->series_column.raw_value_x->data,
state->series_column.raw_value_x->len);
}
if (state->series_column.column_width) {
net_buf_simple_add_mem(msg, state->series_column.column_width->data,
state->series_column.column_width->len);
}
if (state->series_column.raw_value_y) {
net_buf_simple_add_mem(msg, state->series_column.raw_value_y->data,
state->series_column.raw_value_y->len);
}
}
}
BLE_MESH_CHECK_SEND_STATUS(bt_mesh_model_send(model, ctx, msg, NULL, NULL));
bt_mesh_free_buf(msg);
}
static void sensor_get(struct bt_mesh_model *model,
struct bt_mesh_msg_ctx *ctx,
struct net_buf_simple *buf)
{
uint16_t set_prop_id = INVALID_SENSOR_PROPERTY_ID;
uint16_t prop_id = INVALID_SENSOR_PROPERTY_ID;
if (model->user_data == NULL) {
BT_ERR("%s, Invalid model user data", __func__);
return;
}
switch (ctx->recv_op) {
case BLE_MESH_MODEL_OP_SENSOR_DESCRIPTOR_GET:
case BLE_MESH_MODEL_OP_SENSOR_GET:
case BLE_MESH_MODEL_OP_SENSOR_COLUMN_GET:
case BLE_MESH_MODEL_OP_SENSOR_SERIES_GET: {
struct bt_mesh_sensor_srv *srv = model->user_data;
if (srv->state_count == 0U || srv->states == NULL) {
BT_ERR("Invalid Sensor Server state");
return;
}
if (ctx->recv_op == BLE_MESH_MODEL_OP_SENSOR_DESCRIPTOR_GET ||
ctx->recv_op == BLE_MESH_MODEL_OP_SENSOR_GET) {
bool get_all = buf->len ? false : true;
if (buf->len) {
prop_id = net_buf_simple_pull_le16(buf);
if (prop_id == INVALID_SENSOR_PROPERTY_ID) {
BT_ERR("Prohibited Sensor Property ID 0x0000");
return;
}
}
if (ctx->recv_op == BLE_MESH_MODEL_OP_SENSOR_DESCRIPTOR_GET) {
if (srv->rsp_ctrl.get_auto_rsp == BLE_MESH_SERVER_RSP_BY_APP) {
bt_mesh_sensor_server_recv_get_msg_t get = {
.sensor_descriptor_get.op_en = !get_all,
.sensor_descriptor_get.id = prop_id,
};
bt_mesh_sensor_server_cb_evt_to_btc(BTC_BLE_MESH_EVT_SENSOR_SERVER_RECV_GET_MSG,
model, ctx, (const uint8_t *)&get, sizeof(get));
} else {
send_sensor_descriptor_status(model, ctx, prop_id, get_all);
}
} else {
if (srv->rsp_ctrl.get_auto_rsp == BLE_MESH_SERVER_RSP_BY_APP) {
bt_mesh_sensor_server_recv_get_msg_t get = {
.sensor_get.op_en = !get_all,
.sensor_get.id = prop_id,
};
bt_mesh_sensor_server_cb_evt_to_btc(BTC_BLE_MESH_EVT_SENSOR_SERVER_RECV_GET_MSG,
model, ctx, (const uint8_t *)&get, sizeof(get));
} else {
send_sensor_data_status(model, ctx, prop_id, get_all);
}
}
} else {
prop_id = net_buf_simple_pull_le16(buf);
if (prop_id == INVALID_SENSOR_PROPERTY_ID) {
BT_ERR("Prohibited Sensor Property ID 0x0000");
return;
}
if (ctx->recv_op == BLE_MESH_MODEL_OP_SENSOR_COLUMN_GET) {
if (srv->rsp_ctrl.get_auto_rsp == BLE_MESH_SERVER_RSP_BY_APP) {
bt_mesh_sensor_server_recv_get_msg_t get = {
.sensor_column_get.id = prop_id,
.sensor_column_get.raw_x = buf,
};
bt_mesh_sensor_server_cb_evt_to_btc(BTC_BLE_MESH_EVT_SENSOR_SERVER_RECV_GET_MSG,
model, ctx, (const uint8_t *)&get, sizeof(get));
} else {
send_sensor_column_status(model, ctx, buf, prop_id);
}
} else {
if (srv->rsp_ctrl.get_auto_rsp == BLE_MESH_SERVER_RSP_BY_APP) {
bt_mesh_sensor_server_recv_get_msg_t get = {
.sensor_series_get.id = prop_id,
.sensor_series_get.raw = buf,
};
bt_mesh_sensor_server_cb_evt_to_btc(BTC_BLE_MESH_EVT_SENSOR_SERVER_RECV_GET_MSG,
model, ctx, (const uint8_t *)&get, sizeof(get));
} else {
send_sensor_series_status(model, ctx, buf, prop_id);
}
}
}
return;
}
case BLE_MESH_MODEL_OP_SENSOR_CADENCE_GET:
case BLE_MESH_MODEL_OP_SENSOR_SETTINGS_GET:
case BLE_MESH_MODEL_OP_SENSOR_SETTING_GET: {
struct bt_mesh_sensor_setup_srv *srv = model->user_data;
if (srv->state_count == 0U || srv->states == NULL) {
BT_ERR("Invalid Sensor Setup Server state");
return;
}
if (ctx->recv_op == BLE_MESH_MODEL_OP_SENSOR_CADENCE_GET ||
ctx->recv_op == BLE_MESH_MODEL_OP_SENSOR_SETTINGS_GET) {
prop_id = net_buf_simple_pull_le16(buf);
if (prop_id == INVALID_SENSOR_PROPERTY_ID) {
BT_ERR("Prohibited Sensor Property ID 0x0000");
return;
}
if (ctx->recv_op == BLE_MESH_MODEL_OP_SENSOR_CADENCE_GET) {
if (srv->rsp_ctrl.get_auto_rsp == BLE_MESH_SERVER_RSP_BY_APP) {
bt_mesh_sensor_server_recv_get_msg_t get = {
.sensor_cadence_get.id = prop_id,
};
bt_mesh_sensor_server_cb_evt_to_btc(BTC_BLE_MESH_EVT_SENSOR_SERVER_RECV_GET_MSG,
model, ctx, (const uint8_t *)&get, sizeof(get));
} else {
send_sensor_cadence_status(model, ctx, prop_id, false);
}
} else {
if (srv->rsp_ctrl.get_auto_rsp == BLE_MESH_SERVER_RSP_BY_APP) {
bt_mesh_sensor_server_recv_get_msg_t get = {
.sensor_settings_get.id = prop_id,
};
bt_mesh_sensor_server_cb_evt_to_btc(BTC_BLE_MESH_EVT_SENSOR_SERVER_RECV_GET_MSG,
model, ctx, (const uint8_t *)&get, sizeof(get));
} else {
send_sensor_settings_status(model, ctx, prop_id);
}
}
} else {
prop_id = net_buf_simple_pull_le16(buf);
if (prop_id == INVALID_SENSOR_PROPERTY_ID) {
BT_ERR("Prohibited Sensor Property ID 0x0000");
return;
}
set_prop_id = net_buf_simple_pull_le16(buf);
if (set_prop_id == INVALID_SENSOR_PROPERTY_ID) {
BT_ERR("Prohibited Sensor Setting Property ID 0x0000");
return;
}
if (srv->rsp_ctrl.get_auto_rsp == BLE_MESH_SERVER_RSP_BY_APP) {
bt_mesh_sensor_server_recv_get_msg_t get = {
.sensor_setting_get.id = prop_id,
.sensor_setting_get.setting_id = set_prop_id,
};
bt_mesh_sensor_server_cb_evt_to_btc(BTC_BLE_MESH_EVT_SENSOR_SERVER_RECV_GET_MSG,
model, ctx, (const uint8_t *)&get, sizeof(get));
} else {
send_sensor_setting_status(model, ctx, prop_id, set_prop_id, false);
}
}
return;
}
default:
BT_WARN("Unknown Sensor Get opcode 0x%04x", ctx->recv_op);
return;
}
}
static void sensor_cadence_set(struct bt_mesh_model *model,
struct bt_mesh_msg_ctx *ctx,
struct net_buf_simple *buf)
{
struct bt_mesh_sensor_setup_srv *srv = model->user_data;
bt_mesh_sensor_server_state_change_t change = {0};
struct bt_mesh_sensor_state *state = NULL;
struct bt_mesh_model *sensor_model = NULL;
struct bt_mesh_elem *element = NULL;
uint16_t prop_id = 0U, trigger_len = 0U;
uint8_t val = 0U, divisor = 0U;
int i;
if (srv == NULL || srv->state_count == 0U || srv->states == NULL) {
BT_ERR("%s, Invalid model user data", __func__);
return;
}
prop_id = net_buf_simple_pull_le16(buf);
if (prop_id == INVALID_SENSOR_PROPERTY_ID) {
BT_ERR("Prohibited Sensor Property ID 0x0000");
return;
}
if (srv->rsp_ctrl.set_auto_rsp == BLE_MESH_SERVER_RSP_BY_APP) {
bt_mesh_sensor_server_recv_set_msg_t set = {
.sensor_cadence_set.id = prop_id,
.sensor_cadence_set.cadence = buf,
};
bt_mesh_sensor_server_cb_evt_to_btc(BTC_BLE_MESH_EVT_SENSOR_SERVER_RECV_SET_MSG,
model, ctx, (const uint8_t *)&set, sizeof(set));
return;
}
for (i = 0; i < srv->state_count; i++) {
state = &srv->states[i];
if (state->sensor_property_id != INVALID_SENSOR_PROPERTY_ID &&
state->sensor_property_id == prop_id) {
break;
}
}
if (i == srv->state_count || state->cadence == NULL) {
/* When the message is sent as a response to the Sensor Cadence Get message or
* a Sensor Cadence Set message with an unknown Property ID field or the Sensor
* Server does not support the Sensor Cadence state for the sensor referred by
* the Property ID, the following fields shall be omitted:
* • Fast Cadence Period Divisor
* • Status Trigger Type
* • Status Trigger Delta Down
* • Status Trigger Delta Up
* • Status Min Interval
* • Fast Cadence Low
* • Fast Cadence High
*/
send_sensor_cadence_status(model, ctx, prop_id, false);
return;
}
val = net_buf_simple_pull_u8(buf);
divisor = val & BIT_MASK(7);
if (divisor > SENSOR_PERIOD_DIVISOR_MAX_VALUE) {
BT_ERR("Prohibited Fast Cadence Period Divisor 0x%02x", divisor);
return;
}
state->cadence->period_divisor = divisor;
state->cadence->trigger_type = (val >> 7) & BIT_MASK(1);
if (state->cadence->trigger_type == SENSOR_STATUS_TRIGGER_TYPE_CHAR) {
trigger_len = bt_mesh_get_dev_prop_len(prop_id);
} else {
trigger_len = SENSOR_STATUS_TRIGGER_UINT16_LEN;
}
if (buf->len < (trigger_len << 1) + SENSOR_STATUS_MIN_INTERVAL_LEN) {
BT_ERR("Invalid Sensor Cadence Set length %d, trigger type %d",
buf->len + 3, state->cadence->trigger_type);
return;
}
if (state->cadence->trigger_delta_down) {
net_buf_simple_reset(state->cadence->trigger_delta_down);
net_buf_simple_add_mem(state->cadence->trigger_delta_down, buf->data, trigger_len);
net_buf_simple_pull_mem(buf, trigger_len);
}
if (state->cadence->trigger_delta_up) {
net_buf_simple_reset(state->cadence->trigger_delta_up);
net_buf_simple_add_mem(state->cadence->trigger_delta_up, buf->data, trigger_len);
net_buf_simple_pull_mem(buf, trigger_len);
}
/* The valid range for the Status Min Interval is 0–26 and other values are Prohibited. */
val = net_buf_simple_pull_u8(buf);
if (val > SENSOR_STATUS_MIN_INTERVAL_MAX) {
BT_ERR("Invalid Status Min Interval %d", val);
return;
}
state->cadence->min_interval = val;
if (buf->len % 2) {
BT_ERR("Different length of Fast Cadence Low & High, length %d", buf->len);
return;
}
if (buf->len) {
uint8_t range_len = buf->len / 2;
if (state->cadence->fast_cadence_low) {
net_buf_simple_reset(state->cadence->fast_cadence_low);
net_buf_simple_add_mem(state->cadence->fast_cadence_low, buf->data, range_len);
net_buf_simple_pull_mem(buf, range_len);
}
if (state->cadence->fast_cadence_high) {
net_buf_simple_reset(state->cadence->fast_cadence_high);
net_buf_simple_add_mem(state->cadence->fast_cadence_high, buf->data, range_len);
net_buf_simple_pull_mem(buf, range_len);
}
}
change.sensor_cadence_set.id = prop_id;
change.sensor_cadence_set.period_divisor = state->cadence->period_divisor;
change.sensor_cadence_set.trigger_type = state->cadence->trigger_type;
change.sensor_cadence_set.trigger_delta_down = state->cadence->trigger_delta_down;
change.sensor_cadence_set.trigger_delta_up = state->cadence->trigger_delta_up;
change.sensor_cadence_set.min_interval = state->cadence->min_interval;
change.sensor_cadence_set.fast_cadence_low = state->cadence->fast_cadence_low;
change.sensor_cadence_set.fast_cadence_high = state->cadence->fast_cadence_high;
bt_mesh_sensor_server_cb_evt_to_btc(BTC_BLE_MESH_EVT_SENSOR_SERVER_STATE_CHANGE,
model, ctx, (const uint8_t *)&change, sizeof(change));
if (ctx->recv_op == BLE_MESH_MODEL_OP_SENSOR_CADENCE_SET) {
send_sensor_cadence_status(model, ctx, prop_id, false);
}
send_sensor_cadence_status(model, ctx, prop_id, true);
/* Try to find the corresponding Sensor Server Model */
element = bt_mesh_model_elem(model);
sensor_model = bt_mesh_model_find(element, BLE_MESH_MODEL_ID_SENSOR_SRV);
if (sensor_model == NULL) {
BT_WARN("Sensor Server model not exists in the element");
return;
}
/**
* Based on the configured Sensor Cadence state, change Periodic Sensor
* status publication mechanism.
*/
update_sensor_periodic_pub(sensor_model, prop_id);
}
static void update_sensor_periodic_pub(struct bt_mesh_model *model, uint16_t prop_id)
{
struct bt_mesh_sensor_state *state = NULL;
struct bt_mesh_sensor_srv *srv = NULL;
int i;
if (model->id != BLE_MESH_MODEL_ID_SENSOR_SRV) {
BT_ERR("Invalid Sensor Server model 0x%04x", model->id);
return;
}
srv = (struct bt_mesh_sensor_srv *)model->user_data;
if (srv == NULL || srv->state_count == 0U || srv->states == NULL) {
BT_ERR("%s, Invalid model user data", __func__);
return;
}
for (i = 0; i < srv->state_count; i++) {
state = &srv->states[i];
if (state->sensor_property_id != INVALID_SENSOR_PROPERTY_ID &&
state->sensor_property_id == prop_id) {
break;
}
}
if (i == srv->state_count) {
BT_ERR("Sensor Property ID 0x%04x not exists", prop_id);
return;
}
if (state->cadence == NULL) {
BT_WARN("Sensor Cadence state not exists");
return;
}
/**
* Currently when the device receives a Sensor Cadence Set message,
* a event will be callback to the application layer, and users can
* change the Sensor Data publication period in the event. And this
* is exactly what we do for the BQB test.
*/
}
static void sensor_setting_set(struct bt_mesh_model *model,
struct bt_mesh_msg_ctx *ctx,
struct net_buf_simple *buf)
{
struct bt_mesh_sensor_setup_srv *srv = model->user_data;
bt_mesh_sensor_server_state_change_t change = {0};
struct sensor_setting *item = NULL;
uint16_t prop_id = 0U, set_prop_id = 0U;
if (srv == NULL || srv->state_count == 0U || srv->states == NULL) {
BT_ERR("%s, Invalid model user data", __func__);
return;
}
prop_id = net_buf_simple_pull_le16(buf);
if (prop_id == INVALID_SENSOR_PROPERTY_ID) {
BT_ERR("Prohibited Sensor Property ID 0x0000");
return;
}
set_prop_id = net_buf_simple_pull_le16(buf);
if (set_prop_id == INVALID_SENSOR_PROPERTY_ID) {
BT_ERR("Prohibited Sensor Setting Property ID 0x0000");
return;
}
if (srv->rsp_ctrl.set_auto_rsp == BLE_MESH_SERVER_RSP_BY_APP) {
bt_mesh_sensor_server_recv_set_msg_t set = {
.sensor_setting_set.id = prop_id,
.sensor_setting_set.setting_id = set_prop_id,
.sensor_setting_set.raw = buf,
};
bt_mesh_sensor_server_cb_evt_to_btc(BTC_BLE_MESH_EVT_SENSOR_SERVER_RECV_SET_MSG,
model, ctx, (const uint8_t *)&set, sizeof(set));
return;
}
item = find_sensor_setting(model, prop_id, set_prop_id);
if (item) {
if (item->access == SENSOR_SETTING_ACCESS_READ_WRITE && item->raw) {
net_buf_simple_reset(item->raw);
net_buf_simple_add_mem(item->raw, buf->data,
MIN(buf->len, item->raw->size));
change.sensor_setting_set.id = prop_id;
change.sensor_setting_set.setting_id = set_prop_id;
change.sensor_setting_set.value = item->raw;
bt_mesh_sensor_server_cb_evt_to_btc(BTC_BLE_MESH_EVT_SENSOR_SERVER_STATE_CHANGE,
model, ctx, (const uint8_t *)&change, sizeof(change));
}
}
if (ctx->recv_op == BLE_MESH_MODEL_OP_SENSOR_SETTING_SET) {
send_sensor_setting_status(model, ctx, prop_id, set_prop_id, false);
}
if (item) {
send_sensor_setting_status(model, ctx, prop_id, set_prop_id, true);
}
}
/* message handlers (End) */
/* Mapping of message handlers for Sensor Server (0x1100) */
const struct bt_mesh_model_op bt_mesh_sensor_srv_op[] = {
{ BLE_MESH_MODEL_OP_SENSOR_DESCRIPTOR_GET, 0, sensor_get },
{ BLE_MESH_MODEL_OP_SENSOR_GET, 0, sensor_get },
{ BLE_MESH_MODEL_OP_SENSOR_COLUMN_GET, 2, sensor_get },
{ BLE_MESH_MODEL_OP_SENSOR_SERIES_GET, 2, sensor_get },
BLE_MESH_MODEL_OP_END,
};
/* Mapping of message handlers for Sensor Setup Server (0x1101) */
const struct bt_mesh_model_op bt_mesh_sensor_setup_srv_op[] = {
{ BLE_MESH_MODEL_OP_SENSOR_CADENCE_GET, 2, sensor_get },
{ BLE_MESH_MODEL_OP_SENSOR_CADENCE_SET, 4, sensor_cadence_set },
{ BLE_MESH_MODEL_OP_SENSOR_CADENCE_SET_UNACK, 4, sensor_cadence_set },
{ BLE_MESH_MODEL_OP_SENSOR_SETTINGS_GET, 2, sensor_get },
{ BLE_MESH_MODEL_OP_SENSOR_SETTING_GET, 4, sensor_get },
{ BLE_MESH_MODEL_OP_SENSOR_SETTING_SET, 4, sensor_setting_set },
{ BLE_MESH_MODEL_OP_SENSOR_SETTING_SET_UNACK, 4, sensor_setting_set },
BLE_MESH_MODEL_OP_END,
};
static int check_sensor_server_init(struct bt_mesh_sensor_state *state_start,
const uint8_t state_count)
{
struct bt_mesh_sensor_state *state = NULL;
struct sensor_setting *setting = NULL;
int i, j, k;
for (i = 0; i < state_count; i++) {
state = &state_start[i];
if (state->sensor_property_id == INVALID_SENSOR_PROPERTY_ID) {
BT_ERR("Invalid Sensor Property ID 0x%04x", state->sensor_property_id);
return -EINVAL;
}
/* Check if the same Sensor Property ID exists */
for (k = i + 1; k < state_count; k++) {
if (state->sensor_property_id == state_start[k].sensor_property_id) {
BT_ERR("Same Sensor Property ID 0x%04x exists", state->sensor_property_id);
return -EINVAL;
}
}
if (state->setting_count && state->settings) {
for (j = 0; j < state->setting_count; j++) {
setting = &state->settings[j];
if (setting->property_id == INVALID_SENSOR_SETTING_PROPERTY_ID || setting->raw == NULL) {
BT_ERR("Invalid Sensor Setting state");
return -EINVAL;
}
/* Check if the same Sensor Setting Property ID exists */
for (k = j + 1; k < state->setting_count; k++) {
if (setting->property_id == state->settings[k].property_id) {
BT_ERR("Same Sensor Setting Property ID 0x%04x exists", setting->property_id);
return -EINVAL;
}
}
}
}
if (state->cadence) {
if (state->cadence->trigger_delta_down == NULL ||
state->cadence->trigger_delta_up == NULL ||
state->cadence->fast_cadence_low == NULL ||
state->cadence->fast_cadence_high == NULL) {
BT_ERR("Invalid Sensor Cadence state");
return -EINVAL;
}
}
if (state->sensor_data.raw_value == NULL) {
BT_ERR("Invalid Sensor Data state");
return -EINVAL;
}
}
return 0;
}
static int sensor_server_init(struct bt_mesh_model *model)
{
if (model->user_data == NULL) {
BT_ERR("Invalid Sensor Server user data, model id 0x%04x", model->id);
return -EINVAL;
}
switch (model->id) {
case BLE_MESH_MODEL_ID_SENSOR_SRV: {
struct bt_mesh_sensor_srv *srv = model->user_data;
if (srv->state_count == 0U || srv->states == NULL) {
BT_ERR("Invalid Sensor state, model id 0x%04x", model->id);
return -EINVAL;
}
if (check_sensor_server_init(srv->states, srv->state_count)) {
return -EINVAL;
}
srv->model = model;
break;
}
case BLE_MESH_MODEL_ID_SENSOR_SETUP_SRV: {
struct bt_mesh_sensor_setup_srv *srv = model->user_data;
if (srv->state_count == 0U || srv->states == NULL) {
BT_ERR("Invalid Sensor state, model id 0x%04x", model->id);
return -EINVAL;
}
if (check_sensor_server_init(srv->states, srv->state_count)) {
return -EINVAL;
}
srv->model = model;
break;
}
default:
BT_WARN("Unknown Sensor Server, model id 0x%04x", model->id);
return -EINVAL;
}
return 0;
}
static int sensor_srv_init(struct bt_mesh_model *model)
{
if (model->pub == NULL) {
BT_ERR("Sensor Server has no publication support");
return -EINVAL;
}
/* When this model is present on an element, the corresponding Sensor Setup
* Server model shall also be present.
*/
struct bt_mesh_elem *element = bt_mesh_model_elem(model);
if (bt_mesh_model_find(element, BLE_MESH_MODEL_ID_SENSOR_SETUP_SRV) == NULL) {
BT_WARN("Sensor Setup Server not present");
/* Just give a warning here, continue with the initialization */
}
return sensor_server_init(model);
}
static int sensor_setup_srv_init(struct bt_mesh_model *model)
{
if (model->pub == NULL) {
BT_ERR("Sensor Setup Server has no publication support");
return -EINVAL;
}
return sensor_server_init(model);
}
#if CONFIG_BLE_MESH_DEINIT
static int sensor_server_deinit(struct bt_mesh_model *model)
{
if (model->user_data == NULL) {
BT_ERR("Invalid Sensor Server user, model id 0x%04x", model->id);
return -EINVAL;
}
return 0;
}
static int sensor_srv_deinit(struct bt_mesh_model *model)
{
if (model->pub == NULL) {
BT_ERR("Sensor Server has no publication support");
return -EINVAL;
}
return sensor_server_deinit(model);
}
static int sensor_setup_srv_deinit(struct bt_mesh_model *model)
{
if (model->pub == NULL) {
BT_ERR("Sensor Setup Server has no publication support");
return -EINVAL;
}
return sensor_server_deinit(model);
}
#endif /* CONFIG_BLE_MESH_DEINIT */
const struct bt_mesh_model_cb bt_mesh_sensor_srv_cb = {
.init = sensor_srv_init,
#if CONFIG_BLE_MESH_DEINIT
.deinit = sensor_srv_deinit,
#endif /* CONFIG_BLE_MESH_DEINIT */
};
const struct bt_mesh_model_cb bt_mesh_sensor_setup_srv_cb = {
.init = sensor_setup_srv_init,
#if CONFIG_BLE_MESH_DEINIT
.deinit = sensor_setup_srv_deinit,
#endif /* CONFIG_BLE_MESH_DEINIT */
};
#endif /* CONFIG_BLE_MESH_SENSOR_SERVER */
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