Implementation of the BLE Mesh Light CTL Server Model for ESP32. This file contains the initialization, message handling, and state management for the Light CTL Server Model, including support for Lightness, Temperature, and Delta UV operations. More...

#include "meshx_platform_ble_mesh.h"
#include "interface/ble_mesh/server/meshx_ble_mesh_light_srv.h"
#include "interface/ble_mesh/server/meshx_ble_mesh_gen_srv.h"

Include dependency graph for esp_light_srv_model.c:

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Data Structures
union	meshx_plat_ctl_status
	Light CTL status packet. More...

Typedefs
typedef union meshx_plat_ctl_status	meshx_plat_ctl_status_t
	Light CTL status packet.

Functions
static void	meshx_ble_lightness_server_cb (MESHX_LIGHT_SRV_CB_EVT event, MESHX_LIGHT_SRV_CB_PARAM *param)
	Callback function for BLE Mesh Lightness Server events.

meshx_err_t	meshx_plat_gen_light_srv_send_status (const meshx_model_t p_model, const meshx_ctx_t p_ctx, const meshx_lighting_server_state_change_t *state_change)
	Send a status message from the Light Server. This function constructs and sends a status message containing the current state of the Light Server.

meshx_err_t	meshx_plat_light_srv_init (void)
	Initialize the platform-specific Light Server.

meshx_err_t	meshx_plat_light_srv_delete (meshx_ptr_t p_pub, meshx_ptr_t p_ctl_srv)
	Delete a Light CTL Server instance.

meshx_err_t	meshx_plat_light_ctl_setup_srv_create (meshx_ptr_t p_model, meshx_ptr_t p_pub, meshx_ptr_t p_ctl_srv)
	Creates and initializes a Light CTL (Color Temperature Lightness) Setup Server model instance.

meshx_err_t	meshx_plat_light_ctl_srv_create (meshx_ptr_t p_model, meshx_ptr_t p_pub, meshx_ptr_t p_ctl_srv)
	Create a Light CTL Server instance.

meshx_err_t	meshx_plat_set_light_ctl_srv_state (meshx_ptr_t p_model, uint16_t delta_uv, uint16_t lightness, uint16_t temperature, uint16_t temp_range_max, uint16_t temp_range_min)
	Set the state of the Light CTL Server.

meshx_err_t	meshx_plat_light_ctl_srv_restore (meshx_ptr_t p_model, uint16_t delta_uv, uint16_t lightness, uint16_t temperature, uint16_t temp_range_max, uint16_t temp_range_min)
	Restore the state of the Light CTL Server.

Variables
static const MESHX_MODEL	light_ctl_setup_sig_template
	Template for CTL Setup Srv SIG model initialization.

static const MESHX_MODEL	light_ctl_sig_template
	Template for CTL Setup Srv SIG model initialization.

Detailed Description

Implementation of the BLE Mesh Light CTL Server Model for ESP32. This file contains the initialization, message handling, and state management for the Light CTL Server Model, including support for Lightness, Temperature, and Delta UV operations.

The implementation includes:

BLE Mesh message handling for Light CTL Server.
State management for Lightness, Temperature, and Delta UV.
Callback functions for BLE Mesh Lightness Server events.
Initialization and cleanup routines for the Light CTL Server.

Author: Pranjal Chanda

Definition in file esp_light_srv_model.c.

Typedef Documentation

◆ meshx_plat_ctl_status_t

typedef union meshx_plat_ctl_status meshx_plat_ctl_status_t

Light CTL status packet.

Function Documentation

◆ meshx_ble_lightness_server_cb()

static void meshx_ble_lightness_server_cb	(	MESHX_LIGHT_SRV_CB_EVT	event,
		MESHX_LIGHT_SRV_CB_PARAM *	param )

static

Callback function for BLE Mesh Lightness Server events.

This function is called whenever a BLE Mesh Lightness Server event occurs.

Parameters

[in]	event	The event type for the BLE Mesh Lightness Server.
[in]	param	Parameters associated with the event.

< Light CTL Message Opcode

< Light CTL Setup Message Opcode

Definition at line 72 of file esp_light_srv_model.c.

{
    MESHX_UNUSED(event);
    MESHX_LOGD(MODULE_ID_MODEL_SERVER, "evt|op|src|dst: %02x|%04x|%04x|%04x|%04x",
             event, (unsigned)param->ctx.recv_op, param->ctx.addr, param->ctx.recv_dst,
             param->model->model_id);
 
    if(event != ESP_BLE_MESH_LIGHTING_SERVER_STATE_CHANGE_EVT)
    {
        return;
    }
    MESHX_LIGHT_CTL_SRV *srv = (MESHX_LIGHT_CTL_SRV *)param->model->user_data;
 
    bool publish_flag = false;
    uint32_t op_code = param->ctx.recv_op;
    meshx_lighting_server_cb_param_t pub_param = {
        .ctx = {
            .net_idx    = param->ctx.net_idx,
            .app_idx    = param->ctx.app_idx,
            .dst_addr   = param->ctx.recv_dst,
            .src_addr   = param->ctx.addr,
            .opcode     = param->ctx.recv_op,
            .p_ctx      = &param->ctx
        },
        .model = {
            .el_id     = param->model->element_idx,
            .pub_addr  = param->model->pub->publish_addr,
            .model_id  = param->model->model_id,
            .p_model   = param->model
        }
    };
 
    switch (op_code)
    {
    case MESHX_MODEL_OP_LIGHT_CTL_GET:
    case MESHX_MODEL_OP_LIGHT_CTL_SET:
    case MESHX_MODEL_OP_LIGHT_CTL_SET_UNACK:
        if (op_code != MESHX_MODEL_OP_LIGHT_CTL_GET)
        {
            srv->state->temperature = param->value.state_change.ctl_set.temperature;
            srv->state->lightness = param->value.state_change.ctl_set.lightness;
            srv->state->delta_uv = param->value.state_change.ctl_set.delta_uv;
            MESHX_LOGD(MODULE_ID_MODEL_SERVER, "lightness|temp|del_uv:%d|%d|%d",
                     srv->state->lightness,
                     srv->state->temperature,
                     srv->state->delta_uv);
 
            pub_param.state_change.ctl_set.delta_uv = srv->state->delta_uv;
            pub_param.state_change.ctl_set.lightness = srv->state->lightness;
            pub_param.state_change.ctl_set.temperature = srv->state->temperature;
 
            publish_flag = true;
        }
        break;
    case MESHX_MODEL_OP_LIGHT_CTL_TEMPERATURE_GET:
    case MESHX_MODEL_OP_LIGHT_CTL_TEMPERATURE_SET:
    case MESHX_MODEL_OP_LIGHT_CTL_TEMPERATURE_SET_UNACK:
        if (op_code != MESHX_MODEL_OP_LIGHT_CTL_TEMPERATURE_GET)
        {
            srv->state->temperature = param->value.state_change.ctl_temp_set.temperature;
            srv->state->delta_uv = param->value.state_change.ctl_temp_set.delta_uv;
            MESHX_LOGI(MODULE_ID_MODEL_SERVER, "lightness|del_uv:%d|%d",
                     srv->state->temperature,
                     srv->state->delta_uv);
 
            pub_param.state_change.ctl_temp_set.delta_uv = srv->state->delta_uv;
            pub_param.state_change.ctl_temp_set.temperature = srv->state->temperature;
 
            publish_flag = true;
        }
        break;
    case MESHX_MODEL_OP_LIGHT_CTL_DEFAULT_SET:
    case MESHX_MODEL_OP_LIGHT_CTL_DEFAULT_GET:
    case MESHX_MODEL_OP_LIGHT_CTL_DEFAULT_SET_UNACK:
        if (op_code != MESHX_MODEL_OP_LIGHT_CTL_DEFAULT_GET)
        {
            MESHX_LOGI(MODULE_ID_MODEL_SERVER, "lightness|temp|del_uv:%d|%d|%d",
                     param->value.state_change.ctl_default_set.lightness,
                     param->value.state_change.ctl_default_set.temperature,
                     param->value.state_change.ctl_default_set.delta_uv);
            srv->state->temperature_default = param->value.state_change.ctl_default_set.temperature;
            srv->state->lightness_default = param->value.state_change.ctl_default_set.lightness;
            srv->state->delta_uv_default = param->value.state_change.ctl_default_set.delta_uv;
 
            pub_param.state_change.ctl_default_set.delta_uv = srv->state->delta_uv_default;
            pub_param.state_change.ctl_default_set.lightness = srv->state->lightness_default;
            pub_param.state_change.ctl_default_set.temperature = srv->state->temperature_default;
 
            publish_flag = true;
        }
        break;
    case MESHX_MODEL_OP_LIGHT_CTL_TEMPERATURE_RANGE_SET:
    case MESHX_MODEL_OP_LIGHT_CTL_TEMPERATURE_RANGE_GET:
    case MESHX_MODEL_OP_LIGHT_CTL_TEMPERATURE_RANGE_SET_UNACK:
        if (op_code != MESHX_MODEL_OP_LIGHT_CTL_TEMPERATURE_RANGE_GET)
        {
            MESHX_LOGI(MODULE_ID_MODEL_SERVER, "temp min|max: %dK|%dK",
                     param->value.state_change.ctl_temp_range_set.range_min,
                     param->value.state_change.ctl_temp_range_set.range_max);
            srv->state->temperature_range_min = param->value.state_change.ctl_temp_range_set.range_min;
            srv->state->temperature_range_max = param->value.state_change.ctl_temp_range_set.range_max;
 
            pub_param.state_change.ctl_temp_range_set.range_max = srv->state->temperature_range_max;
            pub_param.state_change.ctl_temp_range_set.range_min = srv->state->temperature_range_min;
 
            publish_flag = true;
        }
        break;
    default:
        MESHX_LOGE(MODULE_ID_MODEL_SERVER, "CTL Unhandled Event %p", (meshx_ptr_t )param->ctx.recv_op);
        break;
    }
    if (publish_flag)
        control_task_msg_publish(CONTROL_TASK_MSG_CODE_FRM_BLE,
                                 pub_param.model.model_id,
                                 &pub_param,
                                 sizeof(meshx_lighting_server_cb_param_t));
}

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◆ meshx_plat_gen_light_srv_send_status()

meshx_err_t meshx_plat_gen_light_srv_send_status	(	const meshx_model_t *	p_model,
		const meshx_ctx_t *	p_ctx,
		const meshx_lighting_server_state_change_t *	state_change )

Send a status message from the Light Server. This function constructs and sends a status message containing the current state of the Light Server.

Parameters

[in]	p_model	Pointer to the Light Server model.
[in]	p_ctx	Pointer to the context containing message information.
[in]	state_change	The state change data to be sent in the status message.

Returns

MESHX_SUCCESS: Successfully sent the status message.
MESHX_INVALID_ARG: Invalid argument provided.
MESHX_ERR_PLAT: Platform-specific error occurred.

Definition at line 194 of file esp_light_srv_model.c.

{
    if (!p_model || !p_ctx || !state_change)
    {
        return MESHX_INVALID_ARG;
    }
    meshx_err_t err = MESHX_SUCCESS;
    static esp_ble_mesh_msg_ctx_t ctx;
    const esp_ble_mesh_msg_ctx_t *pctx = (esp_ble_mesh_msg_ctx_t *)p_ctx->p_ctx;
    if(pctx != NULL)
    {
        memcpy(&ctx, pctx, sizeof(esp_ble_mesh_msg_ctx_t));
    }
    meshx_plat_ctl_status_t ctl_status_union;
    uint8_t ctl_status_pack_len = 0;
 
    switch (p_ctx->opcode)
    {
    case MESHX_MODEL_OP_LIGHT_CTL_STATUS:
        ctl_status_union.ctl_status.temperature = state_change->ctl_set.temperature;
        ctl_status_union.ctl_status.lightness = state_change->ctl_set.lightness;
        ctl_status_pack_len = sizeof(ctl_status_union.ctl_status);
        break;
    case MESHX_MODEL_OP_LIGHT_CTL_TEMPERATURE_STATUS:
        ctl_status_union.ctl_temp_status.temperature = state_change->ctl_temp_set.temperature;
        ctl_status_union.ctl_temp_status.delta_uv = state_change->ctl_temp_set.delta_uv;
        ctl_status_pack_len = sizeof(ctl_status_union.ctl_temp_status);
        break;
    case MESHX_MODEL_OP_LIGHT_CTL_DEFAULT_STATUS:
        ctl_status_union.ctl_default.delta_uv_def = state_change->ctl_default_set.delta_uv;
        ctl_status_union.ctl_default.lightness_def = state_change->ctl_default_set.lightness;
        ctl_status_union.ctl_default.temperature_def = state_change->ctl_default_set.temperature;
        ctl_status_pack_len = sizeof(ctl_status_union.ctl_default);
        break;
    case MESHX_MODEL_OP_LIGHT_CTL_TEMPERATURE_RANGE_STATUS:
        ctl_status_union.ctl_temp_range.status_code = MESHX_SUCCESS;
        ctl_status_union.ctl_temp_range.range_min = state_change->ctl_temp_range_set.range_min;
        ctl_status_union.ctl_temp_range.range_max = state_change->ctl_temp_range_set.range_max;
        ctl_status_pack_len = sizeof(ctl_status_union.ctl_temp_range);
        break;
    default:
        err = MESHX_INVALID_ARG;
    }
 
    ctx.net_idx    =   p_ctx->net_idx;
    ctx.app_idx    =   p_ctx->app_idx;
    ctx.addr       =   p_ctx->dst_addr;
    ctx.send_ttl   =   ESP_BLE_MESH_TTL_DEFAULT;
    ctx.send_cred  =   0;
    ctx.send_tag   =   BIT1;
 
    esp_err_t esp_err = esp_ble_mesh_server_model_send_msg(p_model->p_model,
                                                       &ctx,
                                                       p_ctx->opcode,
                                                       ctl_status_pack_len,
                                                       (uint8_t *)&ctl_status_union);
    if (esp_err)
    {
        MESHX_LOGE(MODULE_ID_MODEL_SERVER, "Mesh Model msg send failed (err: 0x%x)", esp_err);
        return MESHX_ERR_PLAT;
    }
    MESHX_LOGD(MODULE_ID_MODEL_SERVER, "Mesh Model msg sent (opcode: 0x%04x, len: %d)", p_ctx->opcode, ctl_status_pack_len);
 
    return err;
}

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◆ meshx_plat_light_ctl_setup_srv_create()

meshx_err_t meshx_plat_light_ctl_setup_srv_create	(	meshx_ptr_t	p_model,
		meshx_ptr_t *	p_pub,
		meshx_ptr_t *	p_ctl_srv )

Creates and initializes a Light CTL (Color Temperature Lightness) Setup Server model instance.

This function sets up the Light CTL Setup Server for a given model, configuring publication and server context pointers.

Parameters

[in]	p_model	Pointer to the parent model instance.
[out]	p_pub	Pointer to the publication context to be initialized.
[out]	p_ctl_srv	Pointer to the Light CTL Setup Server context to be initialized.

Returns

meshx_err_t Error code indicating the result of the operation.

MESHX_OK on success
Appropriate error code otherwise

Definition at line 293 of file esp_light_srv_model.c.

{
    if (!p_model || !p_pub || !p_ctl_srv)
        return MESHX_INVALID_ARG;
 
    meshx_err_t err = MESHX_SUCCESS;
 
    err = meshx_plat_create_model_pub(p_pub, 1);
    if (err)
        return meshx_plat_del_model_pub(p_pub);
 
    *p_ctl_srv = (MESHX_LIGHT_CTL_SETUP_SRV *)MESHX_CALOC(1, sizeof(MESHX_LIGHT_CTL_SETUP_SRV));
    if (!*p_ctl_srv)
        return MESHX_NO_MEM;
 
    /* SIG CTL Setup Server initialisation */
    memcpy(p_model, &light_ctl_setup_sig_template, sizeof(MESHX_MODEL));
 
    ((MESHX_LIGHT_CTL_SETUP_SRV *)*p_ctl_srv)->rsp_ctrl.get_auto_rsp = ESP_BLE_MESH_SERVER_AUTO_RSP;
    ((MESHX_LIGHT_CTL_SETUP_SRV *)*p_ctl_srv)->rsp_ctrl.set_auto_rsp = ESP_BLE_MESH_SERVER_AUTO_RSP;
 
    ((MESHX_LIGHT_CTL_SETUP_SRV *)*p_ctl_srv)->state = (MESHX_LIGHT_CTL_STATE *)MESHX_CALOC(1, sizeof(MESHX_LIGHT_CTL_STATE));
    if (!((MESHX_LIGHT_CTL_SETUP_SRV *)*p_ctl_srv)->state)
    {
        MESHX_FREE(*p_ctl_srv);
        return MESHX_NO_MEM;
    }
 
    ((MESHX_LIGHT_CTL_SETUP_SRV *)*p_ctl_srv)->state->temperature_range_max = 0;
    ((MESHX_LIGHT_CTL_SETUP_SRV *)*p_ctl_srv)->state->temperature_range_min = 0;
 
    ((MESHX_MODEL *)p_model)->user_data = *p_ctl_srv;
 
    meshx_ptr_t *temp = (meshx_ptr_t *)&((MESHX_MODEL *)p_model)->pub;
 
    *temp = *p_pub;
 
    return err;
}

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◆ meshx_plat_light_ctl_srv_create()

meshx_err_t meshx_plat_light_ctl_srv_create	(	meshx_ptr_t	p_model,
		meshx_ptr_t *	p_pub,
		meshx_ptr_t *	p_ctl_srv )

Create a Light CTL Server instance.

This function initializes and allocates resources for a Light CTL Server model.

Parameters

[in]	p_model	Pointer to the model instance.
[out]	p_pub	Pointer to the publication context.
[out]	p_ctl_srv	Pointer to the Light CTL Server instance.

Returns

MESHX_SUCCESS on success.
Appropriate error code on failure.

Definition at line 333 of file esp_light_srv_model.c.

{
    if (!p_model || !p_pub || !p_ctl_srv)
        return MESHX_INVALID_ARG;
 
    meshx_err_t err = MESHX_SUCCESS;
 
    err = meshx_plat_create_model_pub(p_pub, 1);
    if (err)
        return meshx_plat_del_model_pub(p_pub);
 
    *p_ctl_srv = (MESHX_LIGHT_CTL_SRV *)MESHX_CALOC(1, sizeof(MESHX_LIGHT_CTL_SRV));
    if (!*p_ctl_srv)
        return MESHX_NO_MEM;
 
    /* SIG ON OFF initialisation */
 
    memcpy(p_model, &light_ctl_sig_template, sizeof(MESHX_MODEL));
 
    ((MESHX_LIGHT_CTL_SRV *)*p_ctl_srv)->rsp_ctrl.get_auto_rsp = ESP_BLE_MESH_SERVER_AUTO_RSP;
    ((MESHX_LIGHT_CTL_SRV *)*p_ctl_srv)->rsp_ctrl.set_auto_rsp = ESP_BLE_MESH_SERVER_AUTO_RSP;
 
    ((MESHX_LIGHT_CTL_SRV *)*p_ctl_srv)->state = (MESHX_LIGHT_CTL_STATE *)MESHX_CALOC(1, sizeof(MESHX_LIGHT_CTL_STATE));
    if (!((MESHX_LIGHT_CTL_SRV *)*p_ctl_srv)->state)
    {
        MESHX_FREE(*p_ctl_srv);
        return MESHX_NO_MEM;
    }
 
    ((MESHX_LIGHT_CTL_SRV *)*p_ctl_srv)->state->temperature = 0;
    ((MESHX_LIGHT_CTL_SRV *)*p_ctl_srv)->state->lightness = 0;
    ((MESHX_LIGHT_CTL_SRV *)*p_ctl_srv)->state->delta_uv = 0;
    ((MESHX_LIGHT_CTL_SRV *)*p_ctl_srv)->state->temperature_range_min = 0;
    ((MESHX_LIGHT_CTL_SRV *)*p_ctl_srv)->state->temperature_range_max = 0;
 
    ((MESHX_MODEL *)p_model)->user_data = *p_ctl_srv;
 
    meshx_ptr_t *temp = (meshx_ptr_t *)&((MESHX_MODEL *)p_model)->pub;
 
    *temp = *p_pub;
 
    return err;
}

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◆ meshx_plat_light_ctl_srv_restore()

meshx_err_t meshx_plat_light_ctl_srv_restore	(	meshx_ptr_t	p_model,
		uint16_t	delta_uv,
		uint16_t	lightness,
		uint16_t	temperature,
		uint16_t	temp_range_max,
		uint16_t	temp_range_min )

Restore the state of the Light CTL Server.

This function restores the state of the Light CTL Server with the provided parameters.

Parameters

[in]	p_model	Pointer to the model instance.
[in]	delta_uv	Delta UV value.
[in]	lightness	Lightness value.
[in]	temperature	Temperature value.
[in]	temp_range_max	Maximum temperature range.
[in]	temp_range_min	Minimum temperature range.

Returns

MESHX_SUCCESS on success.
Appropriate error code on failure.

Definition at line 398 of file esp_light_srv_model.c.

{
    return meshx_plat_set_light_ctl_srv_state(
        p_model,
        delta_uv,
        lightness,
        temperature,
        temp_range_max,
        temp_range_min
    );
}

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◆ meshx_plat_light_srv_delete()

meshx_err_t meshx_plat_light_srv_delete	(	meshx_ptr_t *	p_pub,
		meshx_ptr_t *	p_ctl_srv )

Delete a Light CTL Server instance.

This function releases resources associated with a Light CTL Server model.

Parameters

[in,out]	p_pub	Pointer to the publication context to be deleted.
[in,out]	p_ctl_srv	Pointer to the Light CTL Server instance to be deleted.

Returns

MESHX_SUCCESS on success.
Appropriate error code on failure.

Definition at line 277 of file esp_light_srv_model.c.

{
    if (p_ctl_srv)
    {
        if(*p_ctl_srv && ((MESHX_LIGHT_CTL_SRV *)*p_ctl_srv)->state)
        {
            MESHX_FREE(((MESHX_LIGHT_CTL_SRV *)*p_ctl_srv)->state);
            ((MESHX_LIGHT_CTL_SRV *)*p_ctl_srv)->state = NULL;
        }
        MESHX_FREE(*p_ctl_srv);
        *p_ctl_srv = NULL;
    }
 
    return meshx_plat_del_model_pub(p_pub);
}

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◆ meshx_plat_light_srv_init()

meshx_err_t meshx_plat_light_srv_init ( void )

Initialize the platform-specific Light Server.

This function sets up the necessary resources for the Light Server.

Returns

MESHX_SUCCESS on success.
Appropriate error code on failure.

Definition at line 263 of file esp_light_srv_model.c.

{
    /* Register callback for enabling Sending of Model Msg From MeshX to BLE Layer */
    meshx_err_t err = MESHX_SUCCESS;
    /* Register the ESP Generic Server callback */
    esp_err_t esp_err = esp_ble_mesh_register_lighting_server_callback(
        (MESHX_LIGHT_SRV_CB)&meshx_ble_lightness_server_cb
    );
    if (esp_err != ESP_OK)
        err = MESHX_ERR_PLAT;
 
    return err;
}

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◆ meshx_plat_set_light_ctl_srv_state()

meshx_err_t meshx_plat_set_light_ctl_srv_state	(	meshx_ptr_t	p_model,
		uint16_t	delta_uv,
		uint16_t	lightness,
		uint16_t	temperature,
		uint16_t	temp_range_max,
		uint16_t	temp_range_min )

Set the state of the Light CTL Server.

This function updates the state of the Light CTL Server with the provided parameters.

Parameters

[in]	p_model	Pointer to the model instance.
[in]	delta_uv	Delta UV value.
[in]	lightness	Lightness value.
[in]	temperature	Temperature value.
[in]	temp_range_max	Maximum temperature range.
[in]	temp_range_min	Minimum temperature range.

Returns

MESHX_SUCCESS on success.
Appropriate error code on failure.

Definition at line 377 of file esp_light_srv_model.c.

{
    if (!p_model)
        return MESHX_INVALID_ARG;
 
    MESHX_MODEL *model = (MESHX_MODEL *)p_model;
    MESHX_LIGHT_CTL_SRV *srv = (MESHX_LIGHT_CTL_SRV *)model->user_data;
    srv->state->delta_uv = delta_uv;
    srv->state->lightness = lightness;
    srv->state->temperature = temperature;
    srv->state->temperature_range_min = temp_range_min;
    srv->state->temperature_range_max = temp_range_max;
 
    return MESHX_SUCCESS;
}