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Merge pull request 'refactor' (#2) from develop into master

Reviewed-on: #2
pull/3/head
Hendrik Schutter 1 year ago
parent
commit
c3d6e3c8a2
  1. 3
      .gitignore
  2. 2580
      Doxyfile
  3. 2
      components/mesh_ota/CMakeLists.txt
  4. 355
      components/mesh_ota/HTTPS_Client.c
  5. 495
      components/mesh_ota/Mesh_Network.c
  6. 261
      components/mesh_ota/Mesh_Network_Handler.c
  7. 523
      components/mesh_ota/Mesh_OTA.c
  8. 22
      components/mesh_ota/Mesh_OTA_Globals.c
  9. 344
      components/mesh_ota/Mesh_OTA_Partition_Access.c
  10. 433
      components/mesh_ota/Mesh_OTA_Util.c
  11. 247
      components/mesh_ota/Mesh_network.c
  12. 221
      components/mesh_ota/Mesh_network_handler.c
  13. 81
      components/mesh_ota/include/HTTPS_Client.h
  14. 120
      components/mesh_ota/include/Mesh_Network.h
  15. 50
      components/mesh_ota/include/Mesh_OTA.h
  16. 27
      components/mesh_ota/include/Mesh_OTA_Globals.h
  17. 37
      components/mesh_ota/include/Mesh_OTA_Partition_Access.h
  18. 44
      components/mesh_ota/include/Mesh_OTA_Util.h
  19. 83
      components/mesh_ota/include/Mesh_network.h
  20. 40
      components/mesh_ota/test/test_mesh_ota.c
  21. 246
      main/Blinky_LED.c
  22. 49
      main/Blinky_LED.h
  23. 2
      main/CMakeLists.txt
  24. 30
      main/Main.c
  25. 2
      sdkconfig
  26. 15
      style_code.sh

3
.gitignore vendored

@ -57,3 +57,6 @@ build/
test/build/
*.old
*.orig

2580
Doxyfile

File diff suppressed because it is too large Load Diff

2
components/mesh_ota/CMakeLists.txt

@ -1,4 +1,4 @@
idf_component_register(SRCS "Mesh_network_handler.c" "Mesh_network.c" "Mesh_OTA.c"
idf_component_register(SRCS "Mesh_OTA_Util.c" "Mesh_Network.c" "Mesh_Network_Handler.c" "HTTPS_Client.c" "Mesh_OTA_Partition_Access.c" "Mesh_OTA_Globals.c" "Mesh_OTA.c"
INCLUDE_DIRS "include"
REQUIRES nvs_flash
esp_http_client

355
components/mesh_ota/HTTPS_Client.c

@ -0,0 +1,355 @@
/**
* @file HTTPS_Client.c
* @brief Used to download the OTA image from the server
* @author Hendrik Schutter
* @date 20.01.2021
*
* Additional Infos: Connects via HTTPS and HTTPS Basic Auth to the Server.
* Downloads the image in segments
*/
#include "HTTPS_Client.h"
static const char *TAG = "https_client";
//HTTP GET data
static const char *REQUEST = "GET " CONFIG_OTA_HTTPS_URL " HTTP/1.1\r\n"
"Host: "CONFIG_OTA_HTTPS_SERVER_COMMON_NAME"\r\n"
"User-Agent: esp-idf/1.0 esp32\r\n"
"Authorization: Basic " CONFIG_OTA_HTTPS_AUTH "\r\n"
"\r\n";
static HTTPS_Client_t sHTTPS_ClientConfig;
https_client_ret_t https_clientInitEmbedTLS(void);
https_client_ret_t errHTTPSClientConnectToServer(void);
https_client_ret_t errHTTPSClientValidateServer(void);
https_client_ret_t errHTTPSClientSendRequest(void);
/**
* @fn https_client_ret_t errHTTPSClientInitialize(void)
* @brief Initialize the client
* @param void
* @return HTTPS_Client error code
* @author Hendrik Schutter
* @date 20.01.2021
*
* Initialize embedTLS
*/
https_client_ret_t errHTTPSClientInitialize(void)
{
https_client_ret_t i32RetHTTPClient = HTTPS_CLIENT_OK;
i32RetHTTPClient = https_clientInitEmbedTLS();
if (i32RetHTTPClient == HTTPS_CLIENT_ERROR_INIT_EMBEDTLS)
{
ESP_LOGE(TAG, "Unable to initialize EmbedTLS");
i32RetHTTPClient = HTTPS_CLIENT_ERROR;
}
return i32RetHTTPClient;
}
/**
* @fn https_client_ret_t errHTTPSClientRetrieveData(char* const cpu8Data, const uint32_t* const cpcu32DataLenght, uint32_t* pu32BytesRead)
* @brief receive a image segment from server
* @param cpu8Data data buffer
* @param cpcu32DataLenght desired byte amount
* @param pu32BytesRead actual received byte amount
* @return HTTPS_Client error code
* @author Hendrik Schutter
* @date 20.01.2021
*
* Read segement and handle all events like EOF or timeout
*/
https_client_ret_t errHTTPSClientRetrieveData(char* const cpu8Data, const uint32_t* const cpcu32DataLenght, uint32_t* pu32BytesRead)
{
https_client_ret_t i32RetHTTPClient = HTTPS_CLIENT_OK;
int32_t i32RetRetrieveData = ESP_OK;
bool bRetriveData = true;
bzero(cpu8Data, *cpcu32DataLenght);
(*pu32BytesRead) = 0U;
while (bRetriveData)
{
mbedtls_ssl_conf_read_timeout(&sHTTPS_ClientConfig.conf, HTTPS_READ_TIMEOUT); //set timeout
//Reading HTTP response
i32RetRetrieveData = mbedtls_ssl_read(&sHTTPS_ClientConfig.ssl, (unsigned char *)(cpu8Data+(*pu32BytesRead)), ((*cpcu32DataLenght)-(*pu32BytesRead)));
if(i32RetRetrieveData > 0)
{
//Data received
*pu32BytesRead = *pu32BytesRead + i32RetRetrieveData;
if(*cpcu32DataLenght > 0)
{
//buffer not full yet --> read some more
bRetriveData = true;
}
else
{
//buffer full --> stop reading
bRetriveData = false;
}
}
if(i32RetRetrieveData == 0)
{
//all data read --> stop reading
bRetriveData = false;
pu32BytesRead = 0;
}
if(i32RetRetrieveData == MBEDTLS_ERR_SSL_TIMEOUT )
{
//timeout --> stop reading
bRetriveData = false;
}
if(i32RetRetrieveData == MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY)
{
//connection is going to be closed
i32RetHTTPClient = HTTPS_CLIENT_ERROR;
bRetriveData = false;
}
}
return i32RetHTTPClient;
}
/**
* @fn https_client_ret_t errHTTPSClientReset(void)
* @brief reset client for next receive of image
* @param void
* @return HTTPS_Client error code
* @author Hendrik Schutter
* @date 20.01.2021
*
* reset session
*/
https_client_ret_t errHTTPSClientReset(void)
{
https_client_ret_t i32RetHTTPClient = HTTPS_CLIENT_OK;
i32RetHTTPClient = mbedtls_ssl_close_notify(&sHTTPS_ClientConfig.ssl); //close session
if(i32RetHTTPClient != ESP_OK)
{
ESP_LOGE(TAG, "mbedtls_ssl_close_notify returned 0x%x", i32RetHTTPClient);
}
mbedtls_ssl_session_reset(&sHTTPS_ClientConfig.ssl); //reset embedssl
mbedtls_net_free(&sHTTPS_ClientConfig.server_fd); //free ram
return i32RetHTTPClient;
}
/**
* @fn https_client_ret_t https_clientInitEmbedTLS(void)
* @brief init embedTLS
* @param void
* @return HTTPS_Client error code
* @author Hendrik Schutter
* @date 20.01.2021
*
* attach certs for tls
*/
https_client_ret_t https_clientInitEmbedTLS(void)
{
https_client_ret_t i32RetHTTPClient = HTTPS_CLIENT_OK;
int32_t i32RetEmbedTLS = ESP_OK;
static bool bAlreadySetup = false;
mbedtls_ssl_init(&sHTTPS_ClientConfig.ssl);
mbedtls_x509_crt_init(&sHTTPS_ClientConfig.cacert);
mbedtls_ctr_drbg_init(&sHTTPS_ClientConfig.ctr_drbg);
mbedtls_ssl_config_init(&sHTTPS_ClientConfig.conf);
mbedtls_entropy_init(&sHTTPS_ClientConfig.entropy);
i32RetEmbedTLS = mbedtls_ctr_drbg_seed(&sHTTPS_ClientConfig.ctr_drbg, mbedtls_entropy_func, &sHTTPS_ClientConfig.entropy, NULL, 0);
if(i32RetEmbedTLS!= ESP_OK)
{
ESP_LOGE(TAG, "mbedtls_ctr_drbg_seed returned %d", i32RetEmbedTLS);
}
if(i32RetEmbedTLS == ESP_OK)
{
//Attaching the certificate bundle
i32RetEmbedTLS = esp_crt_bundle_attach(&sHTTPS_ClientConfig.conf);
if(i32RetEmbedTLS != ESP_OK)
{
ESP_LOGE(TAG, "esp_crt_bundle_attach returned 0x%x\n\n", i32RetEmbedTLS);
}
}
if(i32RetEmbedTLS == ESP_OK)
{
//Setting hostname for TLS session.
i32RetEmbedTLS = mbedtls_ssl_set_hostname(&sHTTPS_ClientConfig.ssl, CONFIG_OTA_HTTPS_SERVER_COMMON_NAME);
// Hostname set here should match CN in server certificate
if(i32RetEmbedTLS != ESP_OK)
{
ESP_LOGE(TAG, "mbedtls_ssl_set_hostname returned 0x%x", i32RetEmbedTLS);
}
}
if(i32RetEmbedTLS == ESP_OK)
{
//Setting up the SSL/TLS structure
i32RetEmbedTLS = mbedtls_ssl_config_defaults(&sHTTPS_ClientConfig.conf,
MBEDTLS_SSL_IS_CLIENT,
MBEDTLS_SSL_TRANSPORT_STREAM,
MBEDTLS_SSL_PRESET_DEFAULT);
if(i32RetEmbedTLS != ESP_OK)
{
ESP_LOGE(TAG, "mbedtls_ssl_config_defaults returned %d", i32RetEmbedTLS);
}
}
if(i32RetEmbedTLS == ESP_OK)
{
mbedtls_ssl_conf_authmode(&sHTTPS_ClientConfig.conf, MBEDTLS_SSL_VERIFY_REQUIRED);
mbedtls_ssl_conf_ca_chain(&sHTTPS_ClientConfig.conf, &sHTTPS_ClientConfig.cacert, NULL);
mbedtls_ssl_conf_rng(&sHTTPS_ClientConfig.conf, mbedtls_ctr_drbg_random, &sHTTPS_ClientConfig.ctr_drbg);
if (bAlreadySetup == false) //check if mbedtls_ssl_setup was called before
{
i32RetEmbedTLS = mbedtls_ssl_setup(&sHTTPS_ClientConfig.ssl, &sHTTPS_ClientConfig.conf); //call this only once
if(i32RetEmbedTLS != ESP_OK)
{
ESP_LOGE(TAG, "mbedtls_ssl_setup returned 0x%x\n", i32RetEmbedTLS);
}
else
{
bAlreadySetup = true;
}
}
}
if(i32RetEmbedTLS == ESP_OK)
{
mbedtls_net_init(&sHTTPS_ClientConfig.server_fd);
}
if (i32RetEmbedTLS != ESP_OK)
{
i32RetHTTPClient = HTTPS_CLIENT_ERROR_INIT_EMBEDTLS;
}
return i32RetHTTPClient;
}
/**
* @fn https_client_ret_t errHTTPSClientConnectToServer(void)
* @brief connect to server
* @param void
* @return HTTPS_Client error code
* @author Hendrik Schutter
* @date 20.01.2021
*
* open TLS session
*/
https_client_ret_t errHTTPSClientConnectToServer(void)
{
https_client_ret_t i32RetHTTPClient = HTTPS_CLIENT_OK;
int32_t i32RetServerConnect = ESP_OK;
//Connecting to server
i32RetServerConnect = mbedtls_net_connect(&sHTTPS_ClientConfig.server_fd, CONFIG_OTA_HTTPS_SERVER_COMMON_NAME, CONFIG_OTA_HTTPS_SERVER_PORT, MBEDTLS_NET_PROTO_TCP);
if (i32RetServerConnect != ESP_OK)
{
ESP_LOGE(TAG, "mbedtls_net_connect returned %x", i32RetServerConnect);
}
if(i32RetServerConnect == ESP_OK)
{
mbedtls_ssl_set_bio(&sHTTPS_ClientConfig.ssl, &sHTTPS_ClientConfig.server_fd, mbedtls_net_send, mbedtls_net_recv, mbedtls_net_recv_timeout);
//Performing the SSL/TLS handshake
while ((i32RetServerConnect = mbedtls_ssl_handshake(&sHTTPS_ClientConfig.ssl)) != 0)
{
if ((i32RetServerConnect != MBEDTLS_ERR_SSL_WANT_READ) && (i32RetServerConnect != MBEDTLS_ERR_SSL_WANT_WRITE))
{
ESP_LOGE(TAG, "mbedtls_ssl_handshake returned 0x%x", i32RetServerConnect);
}
}
}
if(i32RetServerConnect != ESP_OK)
{
i32RetHTTPClient = HTTPS_CLIENT_ERROR_INIT_CONNECT_TWO_SERVER;
}
return i32RetHTTPClient;
}
/**
* @fn https_client_ret_t errHTTPSClientValidateServer(void)
* @brief validate server
* @param void
* @return HTTPS_Client error code
* @author Hendrik Schutter
* @date 20.01.2021
*
* check CDN and cert
*/
https_client_ret_t errHTTPSClientValidateServer(void)
{
https_client_ret_t i32RetHTTPClient = HTTPS_CLIENT_OK;
int32_t i32RetValidateServer = ESP_OK;
//Verifying peer X.509 certificate
if ((i32RetValidateServer = mbedtls_ssl_get_verify_result(&sHTTPS_ClientConfig.ssl)) != 0)
{
ESP_LOGE(TAG, "Failed to verify peer certificate!");
}
if(i32RetValidateServer != ESP_OK)
{
i32RetHTTPClient = HTTPS_CLIENT_ERROR_INIT_VALIDATE_SERVER;
}
return i32RetHTTPClient;
}
/**
* @fn https_client_ret_t errHTTPSClientSendRequest(void)
* @brief send request to server
* @param void
* @return HTTPS_Client error code
* @author Hendrik Schutter
* @date 20.01.2021
*
* send HTTP GET request
*/
https_client_ret_t errHTTPSClientSendRequest(void)
{
https_client_ret_t i32RetHTTPClient = HTTPS_CLIENT_OK;
int32_t i32RetSendRequest = ESP_OK;
uint32_t u32WrittenBytes = 0;
bool bWrite = true; //flag to stop loop
//Writing HTTP request
while((u32WrittenBytes < strlen(REQUEST)) && bWrite)
{
i32RetSendRequest = mbedtls_ssl_write(&sHTTPS_ClientConfig.ssl,
(const unsigned char *)REQUEST + u32WrittenBytes,
strlen(REQUEST) - u32WrittenBytes);
if (i32RetSendRequest >= 0)
{
//bytes written
u32WrittenBytes += i32RetSendRequest;
}
else if (i32RetSendRequest != MBEDTLS_ERR_SSL_WANT_WRITE && i32RetSendRequest != MBEDTLS_ERR_SSL_WANT_READ)
{
ESP_LOGE(TAG, "mbedtls_ssl_write returned 0x%x", i32RetSendRequest);
bWrite = false;
}
}
if(bWrite == false)
{
i32RetHTTPClient = HTTPS_CLIENT_ERROR_INIT_SEND_REQUEST;
}
return i32RetHTTPClient;
}

495
components/mesh_ota/Mesh_Network.c

@ -0,0 +1,495 @@
/**
* @file Mesh_Network.c
* @brief Mesh network layer used by OTA and APP
* @author Hendrik Schutter, init based in ESP32-IDE code
* @date 20.01.2021
*
* Additional Infos: Start network and send and receive data.
*/
#include "Mesh_Network.h"
static const char *LOG_TAG = "mesh_network";
//w: errMeshNetworkInitialize
//r: errMeshNetworkInitialize;vMeshNetworkGetOwnAddr;errMeshNetworkGetChildren
uint8_t u8ownMAC[6];
//w: errMeshNetworkInitialize; vMeshNetworkMeshEventHandler
//r: vMeshNetworkMeshEventHandler
esp_netif_t* pNetifSta;
//w: errMeshNetworkInitialize; vMeshNetworkMeshEventHandler
//r: errMeshNetworkInitialize;
bool bIsMeshConnected;
//w: errMeshNetworkInitialize; vMeshNetworkMeshEventHandler
//r: vMeshNetworkMeshEventHandler
int32_t i32MeshLayer;
//w: errMeshNetworkInitialize; vMeshNetworkMeshEventHandler
//r: vMeshNetworkMeshEventHandler
mesh_addr_t meshParentAddr;
//function pointer for callbacks
void (*pAppRxHandle)(const uint8_t* const, const uint8_t* const);
void (*pOTAChildConnectHandle)(const uint8_t* const);
void (*pOTAMessageHandle)(const MESH_PACKET_t* const);
void (*pChangeStateOfServerWorkerHandle)(const bool );
/**
* @fn esp_err_t errMeshNetworkInitialize()
* @brief Starts the mesh network
* @param void
* @return ESP32 error code
* @author Hendrik Schutter, init based in ESP32-IDE code
* @date 20.01.2021
*
* Initialize the network
*/
esp_err_t errMeshNetworkInitialize(void)
{
//init module variables
esp_err_t err;
bIsMeshConnected = false;
i32MeshLayer = -1;
pNetifSta = NULL;
err = nvs_flash_init(); //init non-volatile storage
#ifdef ERASE_NVS
if(err == ESP_ERR_NVS_NO_FREE_PAGES) //check if storage is full
{
ERROR_CHECK(nvs_flash_erase());
}
#endif
// tcpip initialization
ERROR_CHECK(esp_netif_init());
//event initialization
ERROR_CHECK(esp_event_loop_create_default());
//create network interfaces for mesh (only station instance saved for further manipulation, soft AP instance ignored
ERROR_CHECK(esp_netif_create_default_wifi_mesh_netifs(&pNetifSta, NULL));
//wifi initialization
ERROR_CHECK(errMeshNetworkInitializeWiFi());
//mesh initialization
ERROR_CHECK(esp_mesh_init());
//mesh initialization
ERROR_CHECK(esp_event_handler_register(MESH_EVENT, ESP_EVENT_ANY_ID, &vMeshNetworkMeshEventHandler, NULL));
//set mesh topology
ERROR_CHECK(esp_mesh_set_topology(CONFIG_MESH_TOPOLOGY));
//set mesh max layer according to the topology
ERROR_CHECK(esp_mesh_set_max_layer(CONFIG_MESH_MAX_LAYER));
ERROR_CHECK(esp_mesh_set_vote_percentage(1));
ERROR_CHECK(esp_mesh_set_xon_qsize(128));
//Disable mesh PS function
ERROR_CHECK(esp_mesh_disable_ps());
ERROR_CHECK(esp_mesh_set_ap_assoc_expire(10));
mesh_cfg_t cfg = MESH_INIT_CONFIG_DEFAULT();
/* mesh ID */
memcpy((uint8_t *) &cfg.mesh_id, CONFIG_MESH_ID, 6);
ERROR_CHECK(errMeshNetworkInitializeRouter(&cfg));
/* mesh softAP */
ERROR_CHECK(esp_mesh_set_ap_authmode(CONFIG_MESH_AP_AUTHMODE));
cfg.mesh_ap.max_connection = CONFIG_MESH_AP_CONNECTIONS;
memcpy((uint8_t *) &cfg.mesh_ap.password, CONFIG_MESH_AP_PASSWD,
strlen(CONFIG_MESH_AP_PASSWD));
ERROR_CHECK(esp_mesh_set_config(&cfg));
/* mesh start */
ERROR_CHECK(esp_mesh_start());
ERROR_CHECK(esp_base_mac_addr_get(u8ownMAC))
//debug info
ESP_LOGD(LOG_TAG, "mesh starts successfully, heap:%d, %s<%d>%s, ps:%d\n", esp_get_minimum_free_heap_size(),
esp_mesh_is_root_fixed() ? "root fixed" : "root not fixed",
esp_mesh_get_topology(), esp_mesh_get_topology() ? "(chain)":"(tree)", esp_mesh_is_ps_enabled());
ESP_LOGI(LOG_TAG, "Node MAC: \"%x:%x:%x:%x:%x:%x\" ", u8ownMAC[0], u8ownMAC[1], u8ownMAC[2], u8ownMAC[3], u8ownMAC[4], u8ownMAC[5]);
return ESP_OK;
}
/**
* @fn esp_err_t errMeshNetworkInitializeWiFi()
* @brief Starts the WiFI
* @param void
* @return ESP32 error code
* @author Hendrik Schutter, init based in ESP32-IDE code
* @date 20.01.2021
*
* start the wifi
*/
esp_err_t errMeshNetworkInitializeWiFi()
{
//wifi initialization
esp_err_t err = ESP_OK;
wifi_init_config_t config = WIFI_INIT_CONFIG_DEFAULT();
ERROR_CHECK(esp_wifi_init(&config));
ERROR_CHECK(esp_event_handler_register(IP_EVENT, IP_EVENT_STA_GOT_IP, &vMeshNetworkIpEventHandler, NULL));
ERROR_CHECK(esp_wifi_set_storage(WIFI_STORAGE_FLASH));
ERROR_CHECK(esp_wifi_start());
return err;
}
/**
* @fn esp_err_t errMeshNetworkInitializeRouter(mesh_cfg_t* cfg)
* @brief Starts the router
* @param cfg router config
* @return ESP32 error code
* @author Hendrik Schutter, init based in ESP32-IDE code
* @date 20.01.2021
*
* Initialize the network
*/
esp_err_t errMeshNetworkInitializeRouter(mesh_cfg_t* cfg)
{
//router initialization
esp_err_t err = ESP_OK;
(*cfg).channel = CONFIG_MESH_CHANNEL;
(*cfg).router.ssid_len = strlen(CONFIG_MESH_ROUTER_SSID);
memcpy((uint8_t *) &(*cfg).router.ssid, CONFIG_MESH_ROUTER_SSID, (*cfg).router.ssid_len);
memcpy((uint8_t *) &(*cfg).router.password, CONFIG_MESH_ROUTER_PASSWD,
strlen(CONFIG_MESH_ROUTER_PASSWD));
return err;
}
/**
* @fn esp_err_t errMeshNetworkSetChildConnectedHandle(void (*pChildConnectHandleTmp)(const uint8_t* const cpcu8Data))
* @brief set callback for event when child connects
* @param (*pChildConnectHandleTmp)(const uint8_t* const cpcu8Data) function pointer
* @return ESP32 error code
* @author Hendrik Schutter
* @date 20.01.2021
*/
esp_err_t errMeshNetworkSetChildConnectedHandle(void (*pChildConnectHandleTmp)(const uint8_t* const cpcu8Data))
{
pOTAChildConnectHandle = pChildConnectHandleTmp;
return ESP_OK;
}
/**
* @fn esp_err_t errMeshNetworkSetAppReceiveHandle(void (*pAppRxHandleTmp)(const uint8_t* const cpcu8Data, const uint8_t* const pu8Sender))
* @brief set callback for event when application data is received
* @param (*pAppRxHandleTmp)(const uint8_t* const cpcu8Data, const uint8_t* const pu8Sender) function pointer
* @return ESP32 error code
* @author Hendrik Schutter
* @date 20.01.2021
*/
esp_err_t errMeshNetworkSetAppReceiveHandle(void (*pAppRxHandleTmp)(const uint8_t* const cpcu8Data, const uint8_t* const pu8Sender))
{
pAppRxHandle = pAppRxHandleTmp; //set handle from app as receive handle if an app packet is received
return ESP_OK;
}
/**
* @fn esp_err_t errMeshNetworkSetOTAMessageHandleHandle(void (*pOTAMessageHandleTmp)(const MESH_PACKET_t* const cpcuMeshPacket))
* @brief set callback for event when OTA message is received
* @param (*pOTAMessageHandleTmp)(const MESH_PACKET_t* const cpcuMeshPacket) function pointer
* @return ESP32 error code
* @author Hendrik Schutter
* @date 20.01.2021
*/
esp_err_t errMeshNetworkSetOTAMessageHandleHandle(void (*pOTAMessageHandleTmp)(const MESH_PACKET_t* const cpcuMeshPacket))
{
pOTAMessageHandle = pOTAMessageHandleTmp;
return ESP_OK;
}
/**
* @fn esp_err_t errMeshNetworkSetChangeStateOfServerWorkerHandle(void (*pChangeStateOfServerWorkerHandleTmp)(const bool cbState))
* @brief set callback for event when connectify to server is changed
* @param (*pChangeStateOfServerWorkerHandleTmp)(const bool cbState) function pointer
* @return ESP32 error code
* @author Hendrik Schutter
* @date 20.01.2021
*/
esp_err_t errMeshNetworkSetChangeStateOfServerWorkerHandle(void (*pChangeStateOfServerWorkerHandleTmp)(const bool cbState))
{
pChangeStateOfServerWorkerHandle = pChangeStateOfServerWorkerHandleTmp;
return ESP_OK;
}
/**
* @fn esp_err_t errMeshNetworkSendMeshPacket(const mesh_addr_t* const cpcAddrDest, const MESH_PACKET_t* const cpcPacket)
* @brief send packet to mesh node
* @param cpcAddrDest address from mesh node
* @param cpcPacket packet to send
* @return ESP32 error code
* @author Hendrik Schutter
* @date 20.01.2021
*/
esp_err_t errMeshNetworkSendMeshPacket(const mesh_addr_t* const cpcAddrDest, const MESH_PACKET_t* const cpcPacket)
{
esp_err_t err;
mesh_data_t data;
uint8_t tx_buf[CONFIG_MESH_MESSAGE_SIZE] = { 0, };
data.data = tx_buf;
data.size = sizeof(tx_buf);
data.proto = MESH_PROTO_BIN;
data.tos = MESH_TOS_P2P;
memcpy(tx_buf, (uint8_t *)cpcPacket, sizeof(MESH_PACKET_t));
err = esp_mesh_send(cpcAddrDest, &data, MESH_DATA_P2P, NULL, 0);
return err;
}
/**
* @fn bool bMeshNetworkIsRootNode()
* @brief return true if this node is the root
* @param void
* @return boolean
* @author Hendrik Schutter
* @date 21.01.2021
*/
bool bMeshNetworkIsRootNode(void)
{
return esp_mesh_is_root();
}
/**
* @fn bool bMeshNetworkIsNodeNeighbour(const mesh_addr_t* const cpcNode)
* @brief return true if node is neighbour if this
* @param cpcNode to check
* @return boolean
* @author Hendrik Schutter
* @date 21.01.2021
*/
bool bMeshNetworkIsNodeNeighbour(const mesh_addr_t* const cpcNode)
{
esp_err_t err = ESP_OK;
bool bReturn = false;
mesh_addr_t addrParent; //addr of parent node
mesh_addr_t childrenAddr[CONFIG_MESH_ROUTE_TABLE_SIZE]; //array of children attached to this node
uint16_t u16ChildrenSize = 0U; //number of children attached to this node
err = errMeshNetworkGetParentNode(&addrParent);
if(err == ESP_OK)
{
if(bMeshNetworkCheckMacEquality(cpcNode->addr, addrParent.addr) == true)
{
bReturn = true; //node was found
}
}
if(bReturn == false)
{
err = ESP_OK; //reset error code
ERROR_CHECK(errMeshNetworkGetChildren(childrenAddr, &u16ChildrenSize)); //get all children
for (uint16_t u16Index = 0; ((u16Index < u16ChildrenSize) && (err == ESP_OK) && (bReturn == false)); u16Index++)
{
if(bMeshNetworkCheckMacEquality(cpcNode->addr, childrenAddr[u16Index].addr) == true)
{
bReturn = true; //node was found
}
}
}
return bReturn;
}
/**
* @fn bool bMeshNetworkCheckMacEquality(const uint8_t* const cpcu8aMAC, const uint8_t* const cpcu8bMAC)
* @brief returns true if MAC address is equal
* @param cpcu8aMAC first MAC
* @param cpcu8bMAC second MAC
* @return boolean
* @author Hendrik Schutter
* @date 21.01.2021
*/
bool bMeshNetworkCheckMacEquality(const uint8_t* const cpcu8aMAC, const uint8_t* const cpcu8bMAC)
{
bool bRet = true;
uint8_t index = 0;
while ((index < 6) && (bRet == true))
{
if(cpcu8aMAC[index] != cpcu8bMAC[index])
{
bRet = false;
}
if(index == 5)
{
//last byte of mac
if(abs((cpcu8aMAC[index] - cpcu8bMAC[index])) <= 1)
{
bRet = true; //last byte differs 1 ore less
}
}
index++;
}
return bRet;
}
/**
* @fn esp_err_t errMeshNetworkStartReceiveTask()
* @brief start the task to receive the mesh packets
* @param void
* @return ESP32 error code
* @author Hendrik Schutter
* @date 21.01.2021
*/
esp_err_t errMeshNetworkStartReceiveTask(void)
{
esp_err_t err = ESP_OK;
BaseType_t xReturned;
xReturned = xTaskCreate(vMeshNetworkTaskReceiveMeshData, "ReceiveMeshData", 7000, NULL, 5, NULL);
if(xReturned != pdPASS)
{
err = ESP_FAIL;
}
return err;
}
/**
* @fn vMeshNetworkGetOwnAddr(mesh_addr_t* const cpMeshOwnAddr)
* @brief return own MAC addr
* @param cpMeshOwnAddr pointer to own mac
* @return void
* @author Hendrik Schutter
* @date 21.01.2021
*/
void vMeshNetworkGetOwnAddr(mesh_addr_t* const cpMeshOwnAddr)
{
memcpy(cpMeshOwnAddr->addr, u8ownMAC, 6);
}
/**
* @fn esp_err_t errMeshNetworkGetChildren(mesh_addr_t* const cpChildren, uint16_t* const cpu16ChildrenSize)
* @brief get all connected children to node in array
* @param cpChildren pointer to array
* @param cpu16ChildrenSize pointer to size of array
* @return ESP32 error code
* @author Hendrik Schutter
* @date 21.01.2021
*/
esp_err_t errMeshNetworkGetChildren(mesh_addr_t* const cpChildren, uint16_t* const cpu16ChildrenSize)
{
esp_err_t err = ESP_OK;
int route_table_size = 0;
*cpu16ChildrenSize = 0;
mesh_addr_t route_table[CONFIG_MESH_ROUTE_TABLE_SIZE];
ERROR_CHECK(esp_mesh_get_routing_table((mesh_addr_t *) &route_table, (CONFIG_MESH_ROUTE_TABLE_SIZE * 6), &route_table_size));
if (err == ESP_OK)
{
for(uint16_t index = 0; index < esp_mesh_get_routing_table_size(); index++)
{
if(! (bMeshNetworkCheckMacEquality(u8ownMAC, route_table[index].addr)) )
{
//child node
//ESP_LOGI(LOG_TAG, "adding Node: \"0x%x, 0x%x, 0x%x, 0x%x, 0x%x, 0x%x\" ", route_table[index].addr[0], route_table[index].addr[1], route_table[index].addr[2], route_table[index].addr[3], route_table[index].addr[4], route_table[index].addr[5]);
cpChildren[*cpu16ChildrenSize] = route_table[index];
(*cpu16ChildrenSize) = (*cpu16ChildrenSize)+1;
}
}
}
return err;
}
/**
* @fn void vMeshNetworkTaskReceiveMeshData(void *arg)
* @brief Task to receive all mesh packets
* @param arg
* @return void
* @author Hendrik Schutter
* @date 21.01.2021
*/
void vMeshNetworkTaskReceiveMeshData(void *arg)
{
esp_err_t err;
mesh_addr_t from;
mesh_data_t data;
uint8_t rx_buf[CONFIG_MESH_MESSAGE_SIZE] = { 0, };
int flag = 0;
data.data = rx_buf;
data.size = CONFIG_MESH_MESSAGE_SIZE;
while (true)
{
data.size = CONFIG_MESH_MESSAGE_SIZE;
err = esp_mesh_recv(&from, &data, portMAX_DELAY, &flag, NULL, 0);
if (err != ESP_OK || !data.size)
{
ESP_LOGE(LOG_TAG, "err:0x%x, size:%d", err, data.size);
continue;
}
MESH_PACKET_t packet;
memcpy(&packet, (uint8_t *)rx_buf, sizeof(MESH_PACKET_t)); //parse MESH_PACKET_t
memcpy(&packet.meshSenderAddr, &from, sizeof(mesh_addr_t)); //copy sender into packet
switch (packet.type)
{
case APP_Data:
ESP_LOGD(LOG_TAG, "recv: APP_Data");
//call the rx handle from app
pAppRxHandle(packet.au8Payload, from.addr); //hand over payload and sender of this mesh packet
break;
case OTA_Version_Request:
case OTA_Version_Response:
case OTA_Data:
case OTA_ACK:
case OTA_Complete:
case OTA_Abort:
//call the rx handle from OTA
if(pOTAMessageHandle)
{
pOTAMessageHandle(&packet);
}
break;
default:
ESP_LOGE(LOG_TAG, "recv: something");
break;
}//end switch
} //end while
}
/**
* @fn esp_err_t errMeshNetworkGetParentNode(mesh_addr_t* const cpMeshParentAddr)
* @brief get parrent node if connected to it
* @param cpMeshParentAddr pointer to parent node addrs
* @return ESP32 error code
* @author Hendrik Schutter
* @date 21.01.2021
*/
esp_err_t errMeshNetworkGetParentNode(mesh_addr_t* const cpMeshParentAddr)
{
esp_err_t err = ESP_OK;
if((bIsMeshConnected == false) || (esp_mesh_is_root()))
{
//this node is not connected or is the root --> this node has no parent
err = ESP_FAIL;
}
else
{
//node has parent
memcpy(cpMeshParentAddr, &meshParentAddr, sizeof(mesh_addr_t));
}
return err;
}

261
components/mesh_ota/Mesh_Network_Handler.c

@ -0,0 +1,261 @@
/**
* @file Mesh_Network_Handler.c
* @brief Handler for events from mesh network (no messages)
* @author Hendrik Schutter
* @date 20.01.2021
*
* Additional Infos: IP event received or parrent or child connected or disconnected
*/
#include "Mesh_Network.h"
static const char *LOG_TAG = "mesh_network_handler";
/**
* @fn void vMeshNetworkIpEventHandler(void *arg, esp_event_base_t event_base, int32_t i32EventID, void *vpEventData)
* @brief received an IP event
* @param arg
* @param event_base
* @param i32EventID
* @param vpEventData
* @return void
* @author ESP-IDF
* @date 20.01.2021
*/
void vMeshNetworkIpEventHandler(void *arg, esp_event_base_t event_base, int32_t i32EventID, void *vpEventData)
{
ip_event_got_ip_t *event = (ip_event_got_ip_t *) vpEventData;
ESP_LOGI(LOG_TAG, "<IP_EVENT_STA_GOT_IP>IP:" IPSTR, IP2STR(&event->ip_info.ip));
if(pChangeStateOfServerWorkerHandle)
{
pChangeStateOfServerWorkerHandle(true); //signal that this node (root node) has access to internet
}
}
/**
* @fn void vMeshNetworkMeshEventHandler(void *arg, esp_event_base_t event_base, int32_t i32EventID, void* vpEventData)
* @brief received an mesh event
* @param arg
* @param event_base
* @param i32EventID
* @param vpEventData
* @return void
* @author ESP-IDF
* @date 20.01.2021
*/
void vMeshNetworkMeshEventHandler(void *arg, esp_event_base_t event_base, int32_t i32EventID, void* vpEventData)
{
mesh_addr_t id = {0,};
static uint16_t last_layer = 0;
switch (i32EventID)
{
case MESH_EVENT_STARTED:
{
esp_mesh_get_id(&id);
ESP_LOGI(LOG_TAG, "<MESH_EVENT_MESH_STARTED>ID:"MACSTR"", MAC2STR(id.addr));
bIsMeshConnected = false;
i32MeshLayer = esp_mesh_get_layer();
}
break;
case MESH_EVENT_STOPPED:
{
ESP_LOGI(LOG_TAG, "<MESH_EVENT_STOPPED>");
bIsMeshConnected = false;
i32MeshLayer = esp_mesh_get_layer();
}
break;
case MESH_EVENT_CHILD_CONNECTED:
{
mesh_event_child_connected_t *child_connected = (mesh_event_child_connected_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_CHILD_CONNECTED>aid:%d, "MACSTR"", child_connected->aid, MAC2STR(child_connected->mac));
if(pOTAChildConnectHandle){pOTAChildConnectHandle(child_connected->mac);}//add this child to queue using handle
}
break;
case MESH_EVENT_CHILD_DISCONNECTED:
{
mesh_event_child_disconnected_t *child_disconnected = (mesh_event_child_disconnected_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_CHILD_DISCONNECTED>aid:%d, "MACSTR"",
child_disconnected->aid,
MAC2STR(child_disconnected->mac));
}
break;
case MESH_EVENT_ROUTING_TABLE_ADD:
{
mesh_event_routing_table_change_t *routing_table = (mesh_event_routing_table_change_t *)vpEventData;
ESP_LOGW(LOG_TAG, "<MESH_EVENT_ROUTING_TABLE_ADD>add %d, new:%d, layer:%d",
routing_table->rt_size_change,
routing_table->rt_size_new, i32MeshLayer);
}
break;
case MESH_EVENT_ROUTING_TABLE_REMOVE:
{
mesh_event_routing_table_change_t *routing_table = (mesh_event_routing_table_change_t *)vpEventData;
ESP_LOGW(LOG_TAG, "<MESH_EVENT_ROUTING_TABLE_REMOVE>remove %d, new:%d, layer:%d",
routing_table->rt_size_change,
routing_table->rt_size_new, i32MeshLayer);
}
break;
case MESH_EVENT_NO_PARENT_FOUND:
{
mesh_event_no_parent_found_t *no_parent = (mesh_event_no_parent_found_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_NO_PARENT_FOUND>scan times:%d",
no_parent->scan_times);
/* TODO handler for the failure, maybe nominate themselves */
}
break;
case MESH_EVENT_PARENT_CONNECTED:
{
mesh_event_connected_t *connected = (mesh_event_connected_t *)vpEventData;
esp_mesh_get_id(&id);
i32MeshLayer = connected->self_layer;
memcpy(&meshParentAddr.addr, connected->connected.bssid, 6);
ESP_LOGI(LOG_TAG, "<MESH_EVENT_PARENT_CONNECTED>layer:%d-->%d, parent:"MACSTR"%s, ID:"MACSTR", duty:%d",
last_layer, i32MeshLayer, MAC2STR(meshParentAddr.addr),
esp_mesh_is_root() ? "<ROOT>" : (i32MeshLayer == 2) ? "<layer2>" : "", //print own node title
MAC2STR(id.addr), connected->duty);
last_layer = i32MeshLayer;
bIsMeshConnected = true;
if (esp_mesh_is_root())
{
if(esp_netif_dhcpc_start(pNetifSta) == ESP_ERR_ESP_NETIF_DHCP_ALREADY_STARTED) //get a IP from router
{
if(pChangeStateOfServerWorkerHandle){pChangeStateOfServerWorkerHandle(true);}// signal reconnect
}
}
errMeshNetworkStartReceiveTask();//start receiving
}
break;
case MESH_EVENT_PARENT_DISCONNECTED:
{
mesh_event_disconnected_t *disconnected = (mesh_event_disconnected_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_PARENT_DISCONNECTED>reason:%d", disconnected->reason);
bIsMeshConnected = false;
if(pChangeStateOfServerWorkerHandle){pChangeStateOfServerWorkerHandle(false);}
i32MeshLayer = esp_mesh_get_layer();
}
break;
case MESH_EVENT_LAYER_CHANGE:
{
mesh_event_layer_change_t *layer_change = (mesh_event_layer_change_t *)vpEventData;
i32MeshLayer = layer_change->new_layer;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_LAYER_CHANGE>layer:%d-->%d%s",
last_layer, i32MeshLayer,
esp_mesh_is_root() ? "<ROOT>" : (i32MeshLayer == 2) ? "<layer2>" : "");
last_layer = i32MeshLayer;
}
break;
case MESH_EVENT_ROOT_ADDRESS:
{
mesh_event_root_address_t *root_addr = (mesh_event_root_address_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_ROOT_ADDRESS>root address:"MACSTR"",
MAC2STR(root_addr->addr));
}
break;
case MESH_EVENT_VOTE_STARTED:
{
mesh_event_vote_started_t *vote_started = (mesh_event_vote_started_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_VOTE_STARTED>attempts:%d, reason:%d, rc_addr:"MACSTR"",
vote_started->attempts,
vote_started->reason,
MAC2STR(vote_started->rc_addr.addr));
}
break;
case MESH_EVENT_VOTE_STOPPED:
{
ESP_LOGI(LOG_TAG, "<MESH_EVENT_VOTE_STOPPED>");
}
break;
case MESH_EVENT_ROOT_SWITCH_REQ:
{
mesh_event_root_switch_req_t *switch_req = (mesh_event_root_switch_req_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_ROOT_SWITCH_REQ>reason:%d, rc_addr:"MACSTR"", switch_req->reason,
MAC2STR( switch_req->rc_addr.addr));
}
break;
case MESH_EVENT_ROOT_SWITCH_ACK:
{
//new root
i32MeshLayer = esp_mesh_get_layer();
esp_mesh_get_parent_bssid(&meshParentAddr);
ESP_LOGI(LOG_TAG, "<MESH_EVENT_ROOT_SWITCH_ACK>layer:%d, parent:"MACSTR"", i32MeshLayer, MAC2STR(meshParentAddr.addr));
}
break;
case MESH_EVENT_TODS_STATE:
{
mesh_event_toDS_state_t *toDs_state = (mesh_event_toDS_state_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_TODS_REACHABLE>state:%d", *toDs_state);
}
break;
case MESH_EVENT_ROOT_FIXED:
{
mesh_event_root_fixed_t *root_fixed = (mesh_event_root_fixed_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_ROOT_FIXED>%s",
root_fixed->is_fixed ? "fixed" : "not fixed");
}
break;
case MESH_EVENT_ROOT_ASKED_YIELD:
{
mesh_event_root_conflict_t *root_conflict = (mesh_event_root_conflict_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_ROOT_ASKED_YIELD>"MACSTR", rssi:%d, capacity:%d",
MAC2STR(root_conflict->addr), root_conflict->rssi, root_conflict->capacity);
}
break;
case MESH_EVENT_CHANNEL_SWITCH:
{
mesh_event_channel_switch_t *channel_switch = (mesh_event_channel_switch_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_CHANNEL_SWITCH>new channel:%d", channel_switch->channel);
}
break;
case MESH_EVENT_SCAN_DONE:
{
mesh_event_scan_done_t *scan_done = (mesh_event_scan_done_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_SCAN_DONE>number:%d", scan_done->number);
}
break;
case MESH_EVENT_NETWORK_STATE:
{
mesh_event_network_state_t *network_state = (mesh_event_network_state_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_NETWORK_STATE>is_rootless:%d", network_state->is_rootless);
}
break;
case MESH_EVENT_STOP_RECONNECTION:
{
ESP_LOGI(LOG_TAG, "<MESH_EVENT_STOP_RECONNECTION>");
}
break;
case MESH_EVENT_FIND_NETWORK:
{
mesh_event_find_network_t *find_network = (mesh_event_find_network_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_FIND_NETWORK>new channel:%d, router BSSID:"MACSTR"",
find_network->channel, MAC2STR(find_network->router_bssid));
}
break;
case MESH_EVENT_ROUTER_SWITCH:
{
mesh_event_router_switch_t *router_switch = (mesh_event_router_switch_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_ROUTER_SWITCH>new router:%s, channel:%d, "MACSTR"",
router_switch->ssid, router_switch->channel, MAC2STR(router_switch->bssid));
}
break;
case MESH_EVENT_PS_PARENT_DUTY:
{
mesh_event_ps_duty_t *ps_duty = (mesh_event_ps_duty_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_PS_PARENT_DUTY>duty:%d", ps_duty->duty);
}
break;
case MESH_EVENT_PS_CHILD_DUTY:
{
mesh_event_ps_duty_t *ps_duty = (mesh_event_ps_duty_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_PS_CHILD_DUTY>cidx:%d, "MACSTR", duty:%d", ps_duty->child_connected.aid-1,
MAC2STR(ps_duty->child_connected.mac), ps_duty->duty);
}
break;
default:
ESP_LOGI(LOG_TAG, "unknown id:%d", i32EventID);
break;
}
}

523
components/mesh_ota/Mesh_OTA.c

@ -1,237 +1,382 @@
#include "Mesh_OTA.h"
/**
* @file Mesh_OTA.c
* @brief Start and implement OTA updates via HTTPS from server and other mesh nodes (bidirectional)
* @author Hendrik Schutter
* @date 21.01.2021
*/
/*
* 999.999.999
* Return true if remote version is newer (higher) than local version
#include "Mesh_OTA.h"
#include "Mesh_OTA_Util.h"
#include "Mesh_OTA_Globals.h"
#include "Mesh_OTA_Partition_Access.h"
static const char *LOG_TAG = "mesh_ota";
/**
* @fn esp_err_t errMeshOTAInitialize(void)
* @brief Starts Mesh OTA functionality
* @param void
* @return ESP32 error code
* @author Hendrik Schutter
* @date 21.01.2021
*
* Initialize queues and tasks
* Set callbacks
*/
bool bNewerVersion(const char* pu8Local, const char* pu8Remote)
esp_err_t errMeshOTAInitialize(void)
{
char u8LocalTmp[12]; //local version
char u8RemoteTmp[12]; //remote version
char* pu8saveptrLocal; //context for strok_r
char* pu8saveptrRemote; //context for strok_r
bool bReturn = false; //flag to stop loop
uint8_t u8Index = 0; //numbers counter in version string
strcpy(u8LocalTmp, pu8Local); //copy in tmp
strcpy(u8RemoteTmp, pu8Remote); //copy in tmp
char* pu8TokenLocal = strtok_r(u8LocalTmp, ".", &pu8saveptrLocal); //split tokens
char* pu8TokenRemote = strtok_r(u8RemoteTmp, ".", &pu8saveptrRemote); //split tokens
while( (u8Index <= 2) && (bReturn == false)) //loop through tokens
{
u8Index++;
if(atoi(pu8TokenLocal) < atoi(pu8TokenRemote))
esp_err_t err = ESP_OK;
BaseType_t xReturned;
bWantReboot = false;
//create queue to store nodes for ota worker task
queueNodes = xQueueCreate(QUEUE_NODES_SIZE, sizeof(mesh_addr_t));
if (queueNodes == 0) // Queue not created
{
bReturn = true; //version number difference --> stop loop
ESP_LOGE(LOG_TAG, "Unable to create queue for nodes");
err = ESP_FAIL;
}
pu8TokenLocal = strtok_r(NULL, ".", &pu8saveptrLocal); //split tokens
pu8TokenRemote = strtok_r(NULL, ".", &pu8saveptrRemote); //split tokens
}
return bReturn;
}
esp_err_t errFindImageStart(const char* pu8Data, uint32_t* pu32DataLenght, uint32_t* pu32StartOffset)
{
/*
Offset value
0 = 0xE9 (first byte in image --> magic byte)
48 = first digit of version number
*/
esp_err_t errReturn = ESP_OK;
bool bImageStartOffsetFound = false;
uint32_t u32DataIndex = 0;
uint32_t u32FirstDotOffset = 0;
uint32_t u32SecondDotOffset = 0;
uint8_t u8FirstDotIndex = 0;
uint8_t u8SecondDotIndex = 0;
*pu32StartOffset = 0U; //reset offset to zero
while((u32DataIndex < *pu32DataLenght) && (bImageStartOffsetFound == false))
{
//search for magic byte
if(pu8Data[u32DataIndex] == 0xe9)
if(err == ESP_OK)
{
//magic byte found
while ((u8FirstDotIndex < 3) && (u32FirstDotOffset == 0))
{
//search first dot in version number
if((u32DataIndex+49+u8FirstDotIndex) < *pu32DataLenght)
//create queue to store ota messages
queueMessageOTA = xQueueCreate(QUEUE_MESSAGE_OTA_SIZE, sizeof(MESH_PACKET_t));
if (queueMessageOTA == 0) // Queue not created
{
if((pu8Data[(u32DataIndex+49+u8FirstDotIndex)] == 0x2e))
{
//first dot found
u32FirstDotOffset = (u32DataIndex+49+u8FirstDotIndex);
}
ESP_LOGE(LOG_TAG, "Unable to create queue for OTA messages");
err = ESP_FAIL;
}
u8FirstDotIndex++;
}
}
while ((u8SecondDotIndex < 3) && (u32SecondDotOffset == 0) && (u32FirstDotOffset != 0))
{
//search first dot in version number
if((u32FirstDotOffset+(u8SecondDotIndex+2)) < *pu32DataLenght)
if(err == ESP_OK)
{
bsStartStopServerWorker = xSemaphoreCreateBinary();
if( bsStartStopServerWorker == NULL )
{
if((pu8Data[(u32FirstDotOffset+(u8SecondDotIndex+2))] == 0x2e))
{
//second dot found
u32SecondDotOffset = (u32FirstDotOffset+(u8SecondDotIndex+2));
}
ESP_LOGE(LOG_TAG, "Unable to create mutex to represent state of server worker");
err = ESP_FAIL;
}
u8SecondDotIndex++;
}
if((u32FirstDotOffset != 0) && (u32SecondDotOffset != 0))
{
//image start found based on magic byte and version number systax
*pu32StartOffset = u32DataIndex; //store image start offset
bImageStartOffsetFound = true;
}
else
{
// this is propably not the magic byte --> reset
u32FirstDotOffset = 0;
u32SecondDotOffset = 0;
u8FirstDotIndex = 0;
u8SecondDotIndex = 0;
}
}
u32DataIndex++;
}
if(bImageStartOffsetFound == false)
{
errReturn = ESP_ERR_NOT_FOUND;
}
return errReturn;
}
esp_err_t errExtractVersionNumber(const char* pu8Data, uint32_t* pu32DataLenght, char* pc8RemoteVersionNumber)
{
uint32_t u32StartOffset;
esp_err_t err = ESP_OK;
strcpy(pc8RemoteVersionNumber, "999.999.999"); //init value
err = errFindImageStart(pu8Data, pu32DataLenght, &u32StartOffset); //get image start offset
if(err == ESP_OK)
{
//image found
strncpy(pc8RemoteVersionNumber, pu8Data+(u32StartOffset+48), 11); //copy version number
pc8RemoteVersionNumber[12] = '\0';
}
return err;
}
/*
esp_err_t esp_mesh_ota_send(mesh_addr_t* dest)
{
esp_err_t err = ESP_OK;
static uint32_t u32index;
const esp_partition_t * currentPartition = esp_ota_get_boot_partition();
if((*currentPartition).subtype == 0)
{
{
bsOTAProcess = xSemaphoreCreateBinary();
if( bsOTAProcess == NULL )
{
ESP_LOGE(LOG_TAG, "Unable to create mutex to grant access to OTA process");
err = ESP_FAIL;
}
}
int data_read = 0;
if(err == ESP_OK)
{
xSemaphoreGive(bsOTAProcess); //unlock binary semaphore
if( bsOTAProcess == NULL )
{
ESP_LOGE(LOG_TAG, "Unable to unlock mutex to grant access to OTA process");
err = ESP_FAIL;
}
}
struct ota_mesh_packet packet;
packet.type=OTA_Data;
//register callbacks in network
ERROR_CHECK(errMeshNetworkSetChildConnectedHandle(vMeshOtaUtilAddNodeToPossibleUpdatableQueue));
ERROR_CHECK(errMeshNetworkSetOTAMessageHandleHandle(vMeshOtaUtilAddOtaMessageToQueue));
ERROR_CHECK(errMeshNetworkSetChangeStateOfServerWorkerHandle(vMeshOtaUtilChangeStateOfServerWorker));
if(u32index == 1024)
if(err == ESP_OK)
{
//all data read
data_read = 0;
u32index = 0;
pOTAPartition = esp_ota_get_next_update_partition(NULL); //get ota partition
if(pOTAPartition == NULL)
{
err = ESP_FAIL;
ESP_LOGE(LOG_TAG, "unable to get next ota partition");
}
}
else
if(err == ESP_OK)
{
ESP_LOGI(MESH_TAG, "OTA-Data read: %i", u32index);
err = esp_partition_read(currentPartition, (1024*u32index), packet.au8Payload, 1024 );
ESP_ERROR_CHECK(err);
data_read = 1024;
u32index++;
xReturned = xTaskCreate(vMeshOtaTaskServerWorker, "vMeshOtaTaskServerWorker", 8192, NULL, 5, NULL);
if(xReturned != pdPASS)
{
ESP_LOGE(LOG_TAG, "Unable to create the server worker task");
err = ESP_FAIL;
}
}
if (data_read > 0)
if(err == ESP_OK)
{
//send ota fragemnt to node
esp_mesh_send_packet(dest, &packet);
xReturned = xTaskCreate(vMeshOtaTaskOTAWorker, "vMeshOtaTaskOTAWorker", 8192, NULL, 5, NULL);
if(xReturned != pdPASS)
{
ESP_LOGE(LOG_TAG, "Unable to create the OTA worker task");
err = ESP_FAIL;
}
}
ESP_ERROR_CHECK(err);
}
else
{
ESP_LOGI(MESH_TAG, "Subtype: %d", (*currentPartition).subtype);
}
return err;
}
esp_err_t esp_mesh_ota_receive(mesh_addr_t* dest, struct ota_mesh_packet* packet)
/**
* @fn void vMeshOtaTaskServerWorker(void *arg)
* @brief Task for updating from server via HTTPS
* @param arg
* @return void
* @author Hendrik Schutter
* @date 21.01.2021
*/
void vMeshOtaTaskServerWorker(void *arg)
{