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esp_matter_core.cpp
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// Copyright 2021 Espressif Systems (Shanghai) PTE LTD
//
// Licensed 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.
#include <esp_log.h>
#include <esp_matter.h>
#include <esp_matter_core.h>
#include <nvs.h>
#include <app/clusters/general-diagnostics-server/general-diagnostics-server.h>
#include <app/clusters/identify-server/identify-server.h>
#include <app/server/Dnssd.h>
#include <app/server/Server.h>
#include <app/util/attribute-storage.h>
#include <app/util/endpoint-config-api.h>
#include <credentials/DeviceAttestationCredsProvider.h>
#include <credentials/FabricTable.h>
#include <lib/core/DataModelTypes.h>
#include <platform/CHIPDeviceLayer.h>
#include <platform/DeviceInfoProvider.h>
#include <platform/DiagnosticDataProvider.h>
#include <platform/ESP32/ESP32Utils.h>
#include <esp_matter_ota.h>
#include <esp_matter_mem.h>
#include <esp_matter_providers.h>
#include <esp_matter_nvs.h>
using chip::CommandId;
using chip::DataVersion;
using chip::EventId;
using chip::kInvalidAttributeId;
using chip::kInvalidCommandId;
using chip::kInvalidClusterId;
using chip::kInvalidEndpointId;
using chip::Credentials::SetDeviceAttestationCredentialsProvider;
using chip::DeviceLayer::ChipDeviceEvent;
using chip::DeviceLayer::ConfigurationMgr;
using chip::DeviceLayer::ConnectivityManager;
using chip::DeviceLayer::ConnectivityMgr;
using chip::DeviceLayer::PlatformMgr;
using chip::DeviceLayer::DiagnosticDataProvider;
using chip::DeviceLayer::GetDiagnosticDataProvider;
#if CHIP_DEVICE_CONFIG_ENABLE_THREAD
using chip::DeviceLayer::ThreadStackMgr;
#endif
#define ESP_MATTER_NVS_PART_NAME CONFIG_ESP_MATTER_NVS_PART_NAME
#define ESP_MATTER_MAX_DEVICE_TYPE_COUNT CONFIG_ESP_MATTER_MAX_DEVICE_TYPE_COUNT
static const char *TAG = "esp_matter_core";
static bool esp_matter_started = false;
#ifndef CONFIG_ESP_MATTER_ENABLE_MATTER_SERVER
// If Matter Server is disabled, these functions are required by InteractionModelEngine but not linked
// as they are defined in other files. They will be never used if server is not enable. Define empty
// functions in esp_matter_core.cpp to make sure that they are linked
void InitDataModelHandler() {}
namespace chip {
namespace app {
void DispatchSingleClusterCommand(const ConcreteCommandPath &command_path, TLVReader &tlv_data,
CommandHandler *command_obj) {}
} // namespace app
} // namespace chip
bool emberAfContainsAttribute(chip::EndpointId endpoint, chip::ClusterId clusterId, chip::AttributeId attributeId)
{
return false;
}
#endif // !CONFIG_ESP_MATTER_ENABLE_MATTER_SERVER
namespace esp_matter {
namespace {
void PostEvent(uint16_t eventType)
{
chip::DeviceLayer::ChipDeviceEvent event;
event.Type = eventType;
CHIP_ERROR error = chip::DeviceLayer::PlatformMgr().PostEvent(&event);
if (error != CHIP_NO_ERROR)
{
ESP_LOGE(TAG, "Failed to post event for event type:%" PRIu16 ", err:%" CHIP_ERROR_FORMAT, eventType, error.Format());
}
}
class AppDelegateImpl : public AppDelegate
{
public:
void OnCommissioningSessionStarted()
{
PostEvent(chip::DeviceLayer::DeviceEventType::kCommissioningSessionStarted);
}
void OnCommissioningSessionStopped()
{
PostEvent(chip::DeviceLayer::DeviceEventType::kCommissioningSessionStopped);
}
void OnCommissioningWindowOpened()
{
PostEvent(chip::DeviceLayer::DeviceEventType::kCommissioningWindowOpened);
}
void OnCommissioningWindowClosed()
{
PostEvent(chip::DeviceLayer::DeviceEventType::kCommissioningWindowClosed);
}
};
class FabricDelegateImpl : public chip::FabricTable::Delegate
{
public:
void FabricWillBeRemoved(const chip::FabricTable & fabricTable,chip::FabricIndex fabricIndex)
{
PostEvent(chip::DeviceLayer::DeviceEventType::kFabricWillBeRemoved);
}
void OnFabricRemoved(const chip::FabricTable & fabricTable,chip::FabricIndex fabricIndex)
{
PostEvent(chip::DeviceLayer::DeviceEventType::kFabricRemoved);
}
void OnFabricCommitted(const chip::FabricTable & fabricTable, chip::FabricIndex fabricIndex)
{
PostEvent(chip::DeviceLayer::DeviceEventType::kFabricCommitted);
}
void OnFabricUpdated(const chip::FabricTable & fabricTable, chip::FabricIndex fabricIndex)
{
PostEvent(chip::DeviceLayer::DeviceEventType::kFabricUpdated);
}
};
AppDelegateImpl s_app_delegate;
FabricDelegateImpl s_fabric_delegate;
} // namespace
typedef struct _attribute {
uint32_t attribute_id;
uint32_t cluster_id;
uint16_t endpoint_id;
uint16_t flags;
esp_matter_attr_val_t val;
esp_matter_attr_bounds_t *bounds;
EmberAfDefaultOrMinMaxAttributeValue default_value;
uint16_t default_value_size;
// This is required when creating metadata for char string and long char string types of attributes.
// The size in the attribute metadata remains constant and is verified during write operations.
uint16_t max_val_size;
attribute::callback_t override_callback;
struct _attribute *next;
} _attribute_t;
typedef struct _command {
uint32_t command_id;
uint16_t flags;
command::callback_t callback;
command::callback_t user_callback;
struct _command *next;
} _command_t;
typedef struct _event {
uint32_t event_id;
struct _event *next;
} _event_t;
typedef struct _cluster {
uint32_t cluster_id;
uint16_t endpoint_id;
uint16_t flags;
const cluster::function_generic_t *function_list;
cluster::plugin_server_init_callback_t plugin_server_init_callback;
cluster::delegate_init_callback_t delegate_init_callback;
void * delegate_pointer;
cluster::add_bounds_callback_t add_bounds_callback;
_attribute_t *attribute_list;
_command_t *command_list;
_event_t *event_list;
struct _cluster *next;
} _cluster_t;
typedef struct _endpoint {
uint16_t endpoint_id;
uint8_t device_type_count;
uint32_t device_type_ids[ESP_MATTER_MAX_DEVICE_TYPE_COUNT];
uint8_t device_type_versions[ESP_MATTER_MAX_DEVICE_TYPE_COUNT];
uint16_t flags;
_cluster_t *cluster_list;
EmberAfEndpointType *endpoint_type;
DataVersion *data_versions_ptr;
EmberAfDeviceType *device_types_ptr;
uint16_t parent_endpoint_id;
void *priv_data;
Identify *identify;
struct _endpoint *next;
} _endpoint_t;
typedef struct _node {
_endpoint_t *endpoint_list;
uint16_t min_unused_endpoint_id;
} _node_t;
namespace node {
static _node_t *node = NULL;
#if defined(CONFIG_ESP_MATTER_ENABLE_MATTER_SERVER) && defined(CONFIG_ESP_MATTER_ENABLE_DATA_MODEL)
// If Matter server or ESP-Matter data model is not enabled. we will never use minimum unused endpoint id.
static esp_err_t store_min_unused_endpoint_id()
{
if (!node || !esp_matter_started) {
ESP_LOGE(TAG, "Node does not exist or esp_matter does not start");
return ESP_ERR_INVALID_STATE;
}
nvs_handle_t handle;
esp_err_t err = nvs_open_from_partition(ESP_MATTER_NVS_PART_NAME, ESP_MATTER_KVS_NAMESPACE,
NVS_READWRITE, &handle);
if (err != ESP_OK) {
ESP_LOGE(TAG, "Failed to open the node nvs_namespace");
return err;
}
err = nvs_set_u16(handle, "min_uu_ep_id", node->min_unused_endpoint_id);
nvs_commit(handle);
nvs_close(handle);
return err;
}
static esp_err_t read_min_unused_endpoint_id()
{
if (!node || !esp_matter_started) {
ESP_LOGE(TAG, "Node does not exist or esp_matter does not start");
return ESP_ERR_INVALID_STATE;
}
nvs_handle_t handle;
esp_err_t err = nvs_open_from_partition(ESP_MATTER_NVS_PART_NAME, ESP_MATTER_KVS_NAMESPACE,
NVS_READONLY, &handle);
if (err == ESP_OK) {
err = nvs_get_u16(handle, "min_uu_ep_id", &node->min_unused_endpoint_id);
nvs_close(handle);
}
if (err == ESP_ERR_NVS_NOT_FOUND) {
ESP_LOGI(TAG, "Cannot find minimum unused endpoint_id, try to find in the previous namespace");
// Try to read the minimum unused endpoint_id from the previous node namespace.
err = nvs_open_from_partition(ESP_MATTER_NVS_PART_NAME, "node", NVS_READONLY, &handle);
if (err != ESP_OK) {
ESP_LOGI(TAG, "Failed to open node namespace");
return err;
}
err = nvs_get_u16(handle, "min_uu_ep_id", &node->min_unused_endpoint_id);
nvs_close(handle);
if (err == ESP_OK) {
// If the minimum unused endpoint_id is got, we will erase it from the previous namespace
// and store it to the new namespace.
if (nvs_open_from_partition(ESP_MATTER_NVS_PART_NAME, "node", NVS_READWRITE, &handle) == ESP_OK) {
if (nvs_erase_key(handle, "min_uu_ep_id") != ESP_OK) {
ESP_LOGE(TAG, "Failed to erase minimum unused endpoint_id");
} else {
nvs_commit(handle);
}
nvs_close(handle);
}
return store_min_unused_endpoint_id();
}
} else if (err != ESP_OK) {
ESP_LOGE(TAG, "Failed to get minimum unused endpoint_id in the %s nvs_namespace", ESP_MATTER_KVS_NAMESPACE);
}
return err;
}
#endif // defined(CONFIG_ESP_MATTER_ENABLE_MATTER_SERVER) && defined(CONFIG_ESP_MATTER_ENABLE_DATA_MODEL)
} /* node */
namespace cluster {
static int get_count(_cluster_t *current)
{
int count = 0;
while (current) {
current = current->next;
count++;
}
return count;
}
} /* cluster */
namespace command {
static int get_count(_command_t *current, int command_flag)
{
int count = 0;
while (current) {
if (current->flags & command_flag) {
count++;
}
current = current->next;
}
return count;
}
} /* command */
namespace event {
static int get_count(_event_t *current)
{
int count = 0;
while (current) {
count++;
current = current->next;
}
return count;
}
}
namespace attribute {
extern esp_err_t get_data_from_attr_val(esp_matter_attr_val_t *val, EmberAfAttributeType *attribute_type,
uint16_t *attribute_size, uint8_t *value);
static int get_count(_attribute_t *current)
{
int count = 0;
while (current) {
current = current->next;
count++;
}
return count;
}
static esp_err_t free_default_value(attribute_t *attribute)
{
if (!attribute) {
ESP_LOGE(TAG, "Attribute cannot be NULL");
return ESP_FAIL;
}
_attribute_t *current_attribute = (_attribute_t *)attribute;
/* Free value if data is more than 2 bytes or if it is min max attribute */
if (current_attribute->flags & ATTRIBUTE_FLAG_MIN_MAX) {
if (current_attribute->default_value_size > 2) {
esp_matter_mem_free((void *)current_attribute->default_value.ptrToMinMaxValue->defaultValue.ptrToDefaultValue);
esp_matter_mem_free((void *)current_attribute->default_value.ptrToMinMaxValue->minValue.ptrToDefaultValue);
esp_matter_mem_free((void *)current_attribute->default_value.ptrToMinMaxValue->maxValue.ptrToDefaultValue);
}
esp_matter_mem_free((void *)current_attribute->default_value.ptrToMinMaxValue);
} else if (current_attribute->default_value_size > 2) {
esp_matter_mem_free((void *)current_attribute->default_value.ptrToDefaultValue);
}
return ESP_OK;
}
static EmberAfDefaultAttributeValue get_default_value_from_data(esp_matter_attr_val_t *val,
EmberAfAttributeType attribute_type,
uint16_t attribute_size)
{
EmberAfDefaultAttributeValue default_value = (uint16_t)0;
uint8_t *value = (uint8_t *)esp_matter_mem_calloc(1, attribute_size);
if (!value) {
ESP_LOGE(TAG, "Could not allocate value buffer for default value");
return default_value;
}
get_data_from_attr_val(val, &attribute_type, &attribute_size, value);
if (attribute_size > 2) {
/* Directly set the pointer */
default_value = value;
} else {
/* This data is 2 bytes or less. This should be represented as uint16. Copy the bytes appropriately
for 0 or 1 or 2 bytes to be converted to uint16. Then free the allocated buffer. */
uint16_t int_value = 0;
if (attribute_size == 2) {
memcpy(&int_value, value, attribute_size);
} else if (attribute_size == 1) {
int_value = (uint16_t)*value;
}
default_value = int_value;
esp_matter_mem_free(value);
}
return default_value;
}
static esp_err_t set_default_value_from_current_val(attribute_t *attribute)
{
if (!attribute) {
ESP_LOGE(TAG, "Attribute cannot be NULL");
return ESP_FAIL;
}
_attribute_t *current_attribute = (_attribute_t *)attribute;
esp_matter_attr_val_t *val = ¤t_attribute->val;
/* Get size */
EmberAfAttributeType attribute_type = 0;
uint16_t attribute_size = 0;
get_data_from_attr_val(val, &attribute_type, &attribute_size, NULL);
/* Get and set value */
if (current_attribute->flags & ATTRIBUTE_FLAG_MIN_MAX) {
EmberAfAttributeMinMaxValue *temp_value = (EmberAfAttributeMinMaxValue *)esp_matter_mem_calloc(1,
sizeof(EmberAfAttributeMinMaxValue));
if (!temp_value) {
ESP_LOGE(TAG, "Could not allocate ptrToMinMaxValue for default value");
return ESP_FAIL;
}
temp_value->defaultValue = get_default_value_from_data(val, attribute_type, attribute_size);
temp_value->minValue = get_default_value_from_data(¤t_attribute->bounds->min, attribute_type,
attribute_size);
temp_value->maxValue = get_default_value_from_data(¤t_attribute->bounds->max, attribute_type,
attribute_size);
current_attribute->default_value.ptrToMinMaxValue = temp_value;
} else if (attribute_size > 2) {
EmberAfDefaultAttributeValue temp_value = get_default_value_from_data(val, attribute_type, attribute_size);
current_attribute->default_value.ptrToDefaultValue = temp_value.ptrToDefaultValue;
} else {
EmberAfDefaultAttributeValue temp_value = get_default_value_from_data(val, attribute_type, attribute_size);
current_attribute->default_value.defaultValue = temp_value.defaultValue;
}
current_attribute->default_value_size = attribute_size;
return ESP_OK;
}
} /* attribute */
namespace endpoint {
static int get_next_index()
{
uint16_t endpoint_id = 0;
for (int index = 0; index < MAX_ENDPOINT_COUNT; index++) {
endpoint_id = emberAfEndpointFromIndex(index);
if (endpoint_id == kInvalidEndpointId) {
return index;
}
}
return 0xFFFF;
}
static esp_err_t disable(endpoint_t *endpoint)
{
if (!endpoint) {
ESP_LOGE(TAG, "Endpoint cannot be NULL");
return ESP_ERR_INVALID_ARG;
}
/* Take lock if not already taken */
lock::status_t lock_status = lock::chip_stack_lock(portMAX_DELAY);
if (lock_status == lock::FAILED) {
ESP_LOGE(TAG, "Could not get task context");
return ESP_FAIL;
}
/* Remove endpoint */
_endpoint_t *current_endpoint = (_endpoint_t *)endpoint;
int endpoint_index = emberAfGetDynamicIndexFromEndpoint(current_endpoint->endpoint_id);
if (endpoint_index == 0xFFFF) {
ESP_LOGE(TAG, "Could not find endpoint index");
if (lock_status == lock::SUCCESS) {
lock::chip_stack_unlock();
}
return ESP_FAIL;
}
emberAfClearDynamicEndpoint(endpoint_index);
if (lock_status == lock::SUCCESS) {
lock::chip_stack_unlock();
}
if (!(current_endpoint->endpoint_type)) {
ESP_LOGE(TAG, "endpoint %" PRIu16 "'s endpoint_type is NULL", current_endpoint->endpoint_id);
return ESP_ERR_INVALID_STATE;
}
/* Free all clusters */
EmberAfEndpointType *endpoint_type = current_endpoint->endpoint_type;
int cluster_count = endpoint_type->clusterCount;
for (int cluster_index = 0; cluster_index < cluster_count; cluster_index++) {
/* Free attributes */
esp_matter_mem_free((void *)endpoint_type->cluster[cluster_index].attributes);
/* Free commands */
esp_matter_mem_free((void *)endpoint_type->cluster[cluster_index].acceptedCommandList);
esp_matter_mem_free((void *)endpoint_type->cluster[cluster_index].generatedCommandList);
/* Free events */
esp_matter_mem_free((void *)endpoint_type->cluster[cluster_index].eventList);
}
esp_matter_mem_free((void *)endpoint_type->cluster);
/* Free data versions */
esp_matter_mem_free(current_endpoint->data_versions_ptr);
current_endpoint->data_versions_ptr = NULL;
/* Free device types */
esp_matter_mem_free(current_endpoint->device_types_ptr);
current_endpoint->device_types_ptr = NULL;
/* Delete identify */
if (current_endpoint->identify) {
chip::Platform::Delete(current_endpoint->identify);
current_endpoint->identify = NULL;
}
/* Free endpoint type */
esp_matter_mem_free(endpoint_type);
current_endpoint->endpoint_type = NULL;
return ESP_OK;
}
esp_err_t enable(endpoint_t *endpoint)
{
if (!endpoint) {
ESP_LOGE(TAG, "Endpoint cannot be NULL");
return ESP_ERR_INVALID_ARG;
}
_endpoint_t *current_endpoint = (_endpoint_t *)endpoint;
/* Endpoint Type */
EmberAfEndpointType *endpoint_type = (EmberAfEndpointType *)esp_matter_mem_calloc(1, sizeof(EmberAfEndpointType));
if (!endpoint_type) {
ESP_LOGE(TAG, "Couldn't allocate endpoint_type");
/* goto cleanup is not used here to avoid 'crosses initialization' of data_versions below */
return ESP_ERR_NO_MEM;
}
current_endpoint->endpoint_type = endpoint_type;
/* Device types */
EmberAfDeviceType *device_types_ptr = (EmberAfDeviceType *)esp_matter_mem_calloc(current_endpoint->device_type_count, sizeof(EmberAfDeviceType));
if (!device_types_ptr) {
ESP_LOGE(TAG, "Couldn't allocate device_types");
esp_matter_mem_free(endpoint_type);
current_endpoint->endpoint_type = NULL;
/* goto cleanup is not used here to avoid 'crosses initialization' of device_types below */
return ESP_ERR_NO_MEM;
}
for (size_t i = 0; i < current_endpoint->device_type_count; ++i) {
device_types_ptr[i].deviceId = current_endpoint->device_type_ids[i];
device_types_ptr[i].deviceVersion = current_endpoint->device_type_versions[i];
}
chip::Span<EmberAfDeviceType> device_types(device_types_ptr, current_endpoint->device_type_count);
current_endpoint->device_types_ptr = device_types_ptr;
/* Clusters */
_cluster_t *cluster = current_endpoint->cluster_list;
int cluster_count = cluster::get_count(cluster);
int cluster_index = 0;
DataVersion *data_versions_ptr = (DataVersion *)esp_matter_mem_calloc(1, cluster_count * sizeof(DataVersion));
if (!data_versions_ptr) {
ESP_LOGE(TAG, "Couldn't allocate data_versions");
esp_matter_mem_free(endpoint_type);
current_endpoint->endpoint_type = NULL;
/* goto cleanup is not used here to avoid 'crosses initialization' of data_versions below */
return ESP_ERR_NO_MEM;
}
chip::Span<chip::DataVersion> data_versions(data_versions_ptr, cluster_count);
current_endpoint->data_versions_ptr = data_versions_ptr;
/* Variables */
/* This is needed to avoid 'crosses initialization' errors because of goto */
esp_err_t err = ESP_OK;
lock::status_t lock_status = lock::FAILED;
CHIP_ERROR status = CHIP_NO_ERROR;
EmberAfCluster *matter_clusters = NULL;
_attribute_t *attribute = NULL;
int attribute_count = 0;
int attribute_index = 0;
EmberAfAttributeMetadata *matter_attributes = NULL;
CommandId *accepted_command_ids = NULL;
CommandId *generated_command_ids = NULL;
_command_t *command = NULL;
int command_count = 0;
int command_index = 0;
int command_flag = COMMAND_FLAG_NONE;
EventId *event_ids = NULL;
_event_t *event = NULL;
int event_count = 0;
int event_index = 0;
int endpoint_index = 0;
matter_clusters = (EmberAfCluster *)esp_matter_mem_calloc(1, cluster_count * sizeof(EmberAfCluster));
if (!matter_clusters) {
ESP_LOGE(TAG, "Couldn't allocate matter_clusters");
err = ESP_ERR_NO_MEM;
goto cleanup;
}
while (cluster) {
/* Attributes */
attribute = cluster->attribute_list;
attribute_count = attribute::get_count(attribute);
attribute_index = 0;
matter_attributes = (EmberAfAttributeMetadata *)esp_matter_mem_calloc(1, attribute_count * sizeof(EmberAfAttributeMetadata));
if (!matter_attributes) {
if (attribute_count != 0) {
ESP_LOGE(TAG, "Couldn't allocate matter_attributes");
err = ESP_ERR_NO_MEM;
break;
}
}
while (attribute) {
matter_attributes[attribute_index].attributeId = attribute->attribute_id;
matter_attributes[attribute_index].mask = attribute->flags;
matter_attributes[attribute_index].defaultValue = attribute->default_value;
attribute::get_data_from_attr_val(&attribute->val, &matter_attributes[attribute_index].attributeType,
&matter_attributes[attribute_index].size, NULL);
/* The length is not fixed for string attribute, so set it to the max size (32) to avoid overflow issue
* when writing a longer string.
*/
if (attribute->val.type == ESP_MATTER_VAL_TYPE_CHAR_STRING ||
attribute->val.type == ESP_MATTER_VAL_TYPE_LONG_CHAR_STRING) {
// Once the metadata is created, the attribute size becomes fixed and cannot be modified thereafter.
// For string and long string types, the size should be the maximum size defined in the specification
// plus the size_for_storing_str_len. The length byte is 1 for char string and 2 for long char string.
// For example, the maximum size of the Node-Label in the basic information cluster is 32 bytes,
// and it is a char string. Therefore, the size should be (32 + 1).
uint16_t size_for_storing_str_len = attribute->val.val.a.t - attribute->val.val.a.s;
matter_attributes[attribute_index].size = attribute->max_val_size + size_for_storing_str_len;
}
matter_clusters[cluster_index].clusterSize += matter_attributes[attribute_index].size;
attribute = attribute->next;
attribute_index++;
}
/* Commands */
command = NULL;
command_count = 0;
command_index = 0;
command_flag = COMMAND_FLAG_NONE;
accepted_command_ids = NULL;
generated_command_ids = NULL;
/* Client Generated Commands */
command_flag = COMMAND_FLAG_ACCEPTED;
command = cluster->command_list;
command_count = command::get_count(command, command_flag);
if (command_count > 0) {
command_index = 0;
accepted_command_ids = (CommandId *)esp_matter_mem_calloc(1, (command_count + 1) * sizeof(CommandId));
if (!accepted_command_ids) {
ESP_LOGE(TAG, "Couldn't allocate accepted_command_ids");
err = ESP_ERR_NO_MEM;
break;
}
while (command) {
if (command->flags & command_flag) {
accepted_command_ids[command_index] = command->command_id;
command_index++;
}
command = command->next;
}
accepted_command_ids[command_index] = kInvalidCommandId;
}
/* Server Generated Commands */
command_flag = COMMAND_FLAG_GENERATED;
command = cluster->command_list;
command_count = command::get_count(command, command_flag);
if (command_count > 0) {
command_index = 0;
generated_command_ids = (CommandId *)esp_matter_mem_calloc(1, (command_count + 1) * sizeof(CommandId));
if (!generated_command_ids) {
ESP_LOGE(TAG, "Couldn't allocate generated_command_ids");
err = ESP_ERR_NO_MEM;
break;
}
while (command) {
if (command->flags & command_flag) {
generated_command_ids[command_index] = command->command_id;
command_index++;
}
command = command->next;
}
generated_command_ids[command_index] = kInvalidCommandId;
}
/* Event */
event = cluster->event_list;
event_count = event::get_count(event);
if (event_count > 0) {
event_index = 0;
event_ids = (EventId *)esp_matter_mem_calloc(1, (event_count + 1) * sizeof(EventId));
if (!event_ids) {
ESP_LOGE(TAG, "Couldn't allocate event_ids");
err = ESP_ERR_NO_MEM;
break;
}
while (event) {
event_ids[event_index] = event->event_id;
event_index++;
event = event->next;
}
event_ids[event_index] = chip::kInvalidEventId;
}
/* Fill up the cluster */
matter_clusters[cluster_index].clusterId = cluster->cluster_id;
matter_clusters[cluster_index].attributes = matter_attributes;
matter_clusters[cluster_index].attributeCount = attribute_count;
matter_clusters[cluster_index].mask = cluster->flags;
matter_clusters[cluster_index].functions = (EmberAfGenericClusterFunction *)cluster->function_list;
matter_clusters[cluster_index].acceptedCommandList = accepted_command_ids;
matter_clusters[cluster_index].generatedCommandList = generated_command_ids;
matter_clusters[cluster_index].eventList = event_ids;
matter_clusters[cluster_index].eventCount = event_count;
/* Get next cluster */
endpoint_type->endpointSize += matter_clusters[cluster_index].clusterSize;
cluster = cluster->next;
cluster_index++;
/* This is to avoid double free in case of errors */
matter_attributes = NULL;
accepted_command_ids = NULL;
generated_command_ids = NULL;
event_ids = NULL;
}
if (err != ESP_OK) {
goto cleanup;
}
endpoint_type->cluster = matter_clusters;
endpoint_type->clusterCount = cluster_count;
/* Take lock if not already taken */
lock_status = lock::chip_stack_lock(portMAX_DELAY);
if (lock_status == lock::FAILED) {
ESP_LOGE(TAG, "Could not get task context");
goto cleanup;
}
/* Add Endpoint */
endpoint_index = endpoint::get_next_index();
status = emberAfSetDynamicEndpoint(endpoint_index, current_endpoint->endpoint_id, endpoint_type, data_versions,
device_types, current_endpoint->parent_endpoint_id);
if (status != CHIP_NO_ERROR) {
ESP_LOGE(TAG, "Error adding dynamic endpoint %" PRIu16 ": %" CHIP_ERROR_FORMAT, current_endpoint->endpoint_id, status.Format());
err = ESP_FAIL;
if (lock_status == lock::SUCCESS) {
lock::chip_stack_unlock();
}
goto cleanup;
}
if (lock_status == lock::SUCCESS) {
lock::chip_stack_unlock();
}
ESP_LOGI(TAG, "Dynamic endpoint %" PRIu16 " added", current_endpoint->endpoint_id);
return err;
cleanup:
esp_matter_mem_free(generated_command_ids);
esp_matter_mem_free(accepted_command_ids);
esp_matter_mem_free(event_ids);
esp_matter_mem_free(matter_attributes);
if (matter_clusters) {
for (int cluster_index = 0; cluster_index < cluster_count; cluster_index++) {
/* Free attributes */
esp_matter_mem_free((void *)matter_clusters[cluster_index].attributes);
/* Free commands */
esp_matter_mem_free((void *)matter_clusters[cluster_index].acceptedCommandList);
esp_matter_mem_free((void *)matter_clusters[cluster_index].generatedCommandList);
/* Free events */
esp_matter_mem_free((void *)matter_clusters[cluster_index].eventList);
}
esp_matter_mem_free(matter_clusters);
}
esp_matter_mem_free(data_versions_ptr);
current_endpoint->data_versions_ptr = NULL;
esp_matter_mem_free(device_types_ptr);
current_endpoint->device_types_ptr = NULL;
esp_matter_mem_free(endpoint_type);
current_endpoint->endpoint_type = NULL;
return err;
}
static esp_err_t enable_all()
{
node_t *node = node::get();
if (!node) {
/* Not returning error, since the node will not be initialized for application using the data model from zap */
return ESP_OK;
}
endpoint_t *endpoint = get_first(node);
while (endpoint) {
enable(endpoint);
endpoint = get_next(endpoint);
}
return ESP_OK;
}
} /* endpoint */
namespace lock {
#define DEFAULT_TICKS (500 / portTICK_PERIOD_MS) /* 500 ms in ticks */
status_t chip_stack_lock(uint32_t ticks_to_wait)
{
#if CHIP_STACK_LOCK_TRACKING_ENABLED
if (PlatformMgr().IsChipStackLockedByCurrentThread()) {
return ALREADY_TAKEN;
}
#endif
if (ticks_to_wait == portMAX_DELAY) {
/* Special handling for max delay */
PlatformMgr().LockChipStack();
return SUCCESS;
}
uint32_t ticks_remaining = ticks_to_wait;
uint32_t ticks = DEFAULT_TICKS;
while (ticks_remaining > 0) {
if (PlatformMgr().TryLockChipStack()) {
return SUCCESS;
}
ticks = ticks_remaining < DEFAULT_TICKS ? ticks_remaining : DEFAULT_TICKS;
ticks_remaining -= ticks;
ESP_LOGI(TAG, "Did not get lock yet. Retrying...");
vTaskDelay(ticks);
}
ESP_LOGE(TAG, "Could not get lock");
return FAILED;
}
esp_err_t chip_stack_unlock()
{
PlatformMgr().UnlockChipStack();
return ESP_OK;
}
} /* lock */
#ifdef CONFIG_ESP_MATTER_ENABLE_MATTER_SERVER
static void deinit_ble_if_commissioned(intptr_t unused)
{
#if CONFIG_USE_BLE_ONLY_FOR_COMMISSIONING
if(chip::Server::GetInstance().GetFabricTable().FabricCount() > 0) {
chip::DeviceLayer::Internal::BLEMgr().Shutdown();
}
#endif /* CONFIG_USE_BLE_ONLY_FOR_COMMISSIONING */
}
static void esp_matter_chip_init_task(intptr_t context)
{
TaskHandle_t task_to_notify = reinterpret_cast<TaskHandle_t>(context);
static chip::CommonCaseDeviceServerInitParams initParams;
initParams.InitializeStaticResourcesBeforeServerInit();
initParams.appDelegate = &s_app_delegate;
CHIP_ERROR ret = chip::Server::GetInstance().GetFabricTable().AddFabricDelegate(&s_fabric_delegate);
if (ret != CHIP_NO_ERROR)
{
ESP_LOGE(TAG, "Failed to add fabric delegate, err:%" CHIP_ERROR_FORMAT, ret.Format());
}
chip::Server::GetInstance().Init(initParams);
#if CHIP_DEVICE_CONFIG_ENABLE_THREAD
// If Thread is Provisioned, publish the dns service
if (chip::DeviceLayer::ConnectivityMgr().IsThreadProvisioned() &&
(chip::Server::GetInstance().GetFabricTable().FabricCount() != 0)) {
chip::app::DnssdServer::Instance().StartServer();
}
#endif
if (endpoint::enable_all() != ESP_OK) {
ESP_LOGE(TAG, "Enable all endpoints failure");
}
// The following two events can't be recorded when we start the server because the endpoints are not enabled.
// TODO: Find a better way to record the events which should be recorded in matter server init
// Record start up event in basic information cluster.
PlatformMgr().HandleServerStarted();
// Record boot reason evnet in general diagnostics cluster.
chip::app::Clusters::GeneralDiagnostics::BootReasonEnum bootReason;
if (GetDiagnosticDataProvider().GetBootReason(bootReason) == CHIP_NO_ERROR) {
chip::app::Clusters::GeneralDiagnosticsServer::Instance().OnDeviceReboot(bootReason);
}
PlatformMgr().ScheduleWork(deinit_ble_if_commissioned, reinterpret_cast<intptr_t>(nullptr));
xTaskNotifyGive(task_to_notify);
}
#endif // CONFIG_ESP_MATTER_ENABLE_MATTER_SERVER
static void device_callback_internal(const ChipDeviceEvent * event, intptr_t arg)
{
switch (event->Type)
{
case chip::DeviceLayer::DeviceEventType::kInterfaceIpAddressChanged:
#if CHIP_DEVICE_CONFIG_ENABLE_WIFI || CHIP_DEVICE_CONFIG_ENABLE_ETHERNET
if (event->InterfaceIpAddressChanged.Type == chip::DeviceLayer::InterfaceIpChangeType::kIpV6_Assigned ||
event->InterfaceIpAddressChanged.Type == chip::DeviceLayer::InterfaceIpChangeType::kIpV4_Assigned) {
chip::app::DnssdServer::Instance().StartServer();
}
#endif
break;
#ifdef CONFIG_ESP_MATTER_ENABLE_MATTER_SERVER
case chip::DeviceLayer::DeviceEventType::kDnssdInitialized:
esp_matter_ota_requestor_start();
/* Initialize binding manager */
client::binding_manager_init();
break;
case chip::DeviceLayer::DeviceEventType::kCommissioningComplete:
ESP_LOGI(TAG, "Commissioning Complete");
PlatformMgr().ScheduleWork(deinit_ble_if_commissioned, reinterpret_cast<intptr_t>(nullptr));
break;
case chip::DeviceLayer::DeviceEventType::kCHIPoBLEConnectionClosed:
ESP_LOGI(TAG, "BLE Disconnected");
break;
#endif
default:
break;
}
}
static esp_err_t chip_init(event_callback_t callback, intptr_t callback_arg)
{
if (chip::Platform::MemoryInit() != CHIP_NO_ERROR) {
ESP_LOGE(TAG, "Failed to initialize CHIP memory pool");
return ESP_ERR_NO_MEM;
}
if (PlatformMgr().InitChipStack() != CHIP_NO_ERROR) {
ESP_LOGE(TAG, "Failed to initialize CHIP stack");
return ESP_FAIL;
}
setup_providers();
// ConnectivityMgr().SetWiFiAPMode(ConnectivityManager::kWiFiAPMode_Enabled);
if (PlatformMgr().StartEventLoopTask() != CHIP_NO_ERROR) {
chip::Platform::MemoryShutdown();
ESP_LOGE(TAG, "Failed to launch Matter main task");
return ESP_FAIL;
}
PlatformMgr().AddEventHandler(device_callback_internal, static_cast<intptr_t>(NULL));
if(callback) {
PlatformMgr().AddEventHandler(callback, callback_arg);
}
#if CHIP_DEVICE_CONFIG_ENABLE_THREAD
if (ThreadStackMgr().InitThreadStack() != CHIP_NO_ERROR) {
ESP_LOGE(TAG, "Failed to initialize Thread stack");
return ESP_FAIL;
}
#if CHIP_CONFIG_ENABLE_ICD_SERVER
if (ConnectivityMgr().SetThreadDeviceType(ConnectivityManager::kThreadDeviceType_SleepyEndDevice) != CHIP_NO_ERROR) {
ESP_LOGE(TAG, "Failed to set the Thread device type");
return ESP_FAIL;
}
#elif CHIP_DEVICE_CONFIG_THREAD_FTD
if (ConnectivityMgr().SetThreadDeviceType(ConnectivityManager::kThreadDeviceType_Router) != CHIP_NO_ERROR) {
ESP_LOGE(TAG, "Failed to set the Thread device type");
return ESP_FAIL;
}
#else
if (ConnectivityMgr().SetThreadDeviceType(ConnectivityManager::kThreadDeviceType_MinimalEndDevice) != CHIP_NO_ERROR) {
ESP_LOGE(TAG, "Failed to set the Thread device type");
return ESP_FAIL;
}
#endif
if (ThreadStackMgr().StartThreadTask() != CHIP_NO_ERROR) {
ESP_LOGE(TAG, "Failed to launch Thread task");
return ESP_FAIL;
}
#endif // CHIP_DEVICE_CONFIG_ENABLE_THREAD
#if CONFIG_ESP_MATTER_ENABLE_MATTER_SERVER
// Add bounds to all attributes
esp_matter::cluster::add_bounds_callback_common();
PlatformMgr().ScheduleWork(esp_matter_chip_init_task, reinterpret_cast<intptr_t>(xTaskGetCurrentTaskHandle()));
// Wait for the matter stack to be initialized
xTaskNotifyWait(0, 0, NULL, portMAX_DELAY);
// Initialise clusters which have delegate implemented
esp_matter::cluster::delegate_init_callback_common();
#endif // CONFIG_ESP_MATTER_ENABLE_MATTER_SERVER
return ESP_OK;
}
esp_err_t start(event_callback_t callback, intptr_t callback_arg)
{
if (esp_matter_started) {
ESP_LOGE(TAG, "esp_matter has started");
return ESP_ERR_INVALID_STATE;
}
esp_err_t err = esp_event_loop_create_default();
// In case create event loop returns ESP_ERR_INVALID_STATE it is not necessary to fail startup
// as of it means that default event loop is already initialized and no additional actions should be done.
if (err != ESP_OK && err != ESP_ERR_INVALID_STATE) {
ESP_LOGE(TAG, "Error create default event loop");
return err;
}
#if CHIP_DEVICE_CONFIG_ENABLE_WIFI
if (chip::DeviceLayer::Internal::ESP32Utils::InitWiFiStack() != CHIP_NO_ERROR) {
ESP_LOGE(TAG, "Error initializing Wi-Fi stack");
return ESP_FAIL;
}