reset transaction on file delete error

implemented

CMakeLists.txt

@@ -16,8 +16,6 @@ idf_component_register(
     	 "src/HTTPServer.c"
     	 "src/FileServer.c"
     	 "src/HTTPAPISystem.c"
-    	# "src/HTTPPrintSystem.c"
-    	# "src/HTTPPostSystem.c"
     	 "src/CommandProcSys.c"
     	 "src/Helpers.c"
     	 "src/NetTransport.c"
@@ -27,11 +25,13 @@ idf_component_register(
     	 "src/MQTT.c"
     	 "src/CronTimers.c"
     	 "src/SerialPort.c"
-    	  src/RawMemAPI.c
+    	  src/sdcard.c
+    	  src/FileBlockHandler.c
     	  src/OTA.c
     	  src/RestApiHandler.c
     	  src/SysComm.c
     	  src/SysErr.c
+    	  src/EEPROM.c
     	  ${lora_SRCS}
     	  ${gprs_SRCS}
     	  ${jreadwrite_SRCS}
@@ -47,6 +47,7 @@ idf_component_register(
     			   
     REQUIRES nvs_flash 
     		 spiffs
+    		 fatfs
     		 esp_http_server
     		 mbedtls
     		 lwip

Kconfig

@@ -180,7 +180,7 @@ menu "WebGUIApp"
 		endif
 	endmenu       		
         		
-	
+
 	menu "SPI settings"
 		config WEBGUIAPP_SPI_ENABLE
 		bool "Enabled SPI interface"
@@ -260,6 +260,57 @@ menu "WebGUIApp"
 		endif
 	endmenu
 
+
+		menu "SDCARD settings"
+		config SDCARD_ENABLE
+		bool "Enabled SDCARD interface"
+        default n
+             help
+        		Set enabled SDCARD 
+        
+        if SDCARD_ENABLE	
+		        			
+			config SDCARD_SPI_HOST
+	            int "SPI Host Number"
+	            range 0 2
+	            default 2
+	            help
+	                Set the SPI host used.
+	        
+	        config SDCARD_SPI_CS_GPIO
+	            int "SDCARD SPI CS GPIO number"
+	            range GPIO_RANGE_MIN GPIO_RANGE_MAX
+	            default 0 if IDF_TARGET_ESP32
+	            default 0 if IDF_TARGET_ESP32S3
+	            help
+	                Set the GPIO number used by SPI SCLK.        
+	
+	        config SDCARD_SPI_SCLK_GPIO
+	            int "SDCARD SPI SCLK GPIO number"
+	            range GPIO_RANGE_MIN GPIO_RANGE_MAX
+	            default 9 if IDF_TARGET_ESP32
+	            default 9 if IDF_TARGET_ESP32S3
+	            help
+	                Set the GPIO number used by SPI SCLK.
+	
+	        config SDCARD_SPI_MOSI_GPIO
+	            int "SDCARD SPI MOSI GPIO number"
+	            range GPIO_RANGE_MIN GPIO_RANGE_MAX
+	            default 34 if IDF_TARGET_ESP32
+	            default 44 if IDF_TARGET_ESP32S3
+	            help
+	                Set the GPIO number used by SPI MOSI.
+	
+	        config SDCARD_SPI_MISO_GPIO
+	            int "SDCARD SPI MISO GPIO number"
+	            range GPIO_RANGE_MIN GPIO_RANGE_MAX
+	            default 33 if IDF_TARGET_ESP32
+	            default 43 if IDF_TARGET_ESP32S3
+	            help
+	                Set the GPIO number used by SPI MISO.
+	                
+		endif
+	endmenu
  
 
     menu "WiFi settings"
@@ -865,8 +916,6 @@ menu "WebGUIApp"
 	   endif
 	endmenu
 	
-	
-    
 	menu "MQTT settings"
 		config WEBGUIAPP_MQTT_ENABLE
 			bool "Enabled MQTT transport"
@@ -930,6 +979,18 @@ menu "WebGUIApp"
 	   	endif
 	endmenu
 	
+	menu "System log"	     	
+     	config WEBGUIAPP_SYSLOG_MAX_CHUNKS
+    		int "Number of syslog parts"
+    		range 1 10
+    		default 4 
+    		
+    	config WEBGUIAPP_SYSLOG_CHUNK_SIZE
+    		int "Size of one part in kilobytes"
+    		range 1 256
+    		default 50 					            
+	endmenu
+	
 	if 	WEBGUIAPP_WIFI_ENABLE || WEBGUIAPP_ETHERNET_ENABLE || WEBGUIAPP_GPRS_ENABLE
 		menu "DNS settings"
 		

include/CronTimers.h

@@ -50,13 +50,14 @@ typedef struct
     bool del; /*!< Flag of non valid record, free for future overwrite */
     bool enab; /*!< Enable scheduler */
     bool prev; /*!< Enable to execute nearest in the past sheduled action */
+    int  type; /*!< Type: manual, sunrise, sunset,  more types... */
+    float sun_angle;/*!<Sun angle unconditional event issue*/
     char name[TIMER_NAME_LENGTH]; /*!< Human readable name of scheduler */
     char cron[TIMER_CRONSTRING_LENGTH]; /*!< Cron expression */
     char exec[TIMER_EXECSTRING_LENGTH]; /*!< Cron command string */
 
 } cron_timer_t;
 
-esp_err_t InitCronSheduler();
 esp_err_t ReloadCronSheduler();
 char* GetCronError();
 void DebugTimer();
@@ -67,12 +68,15 @@ char* GetCronActionName(int idx);
 char* GetCronActAvail(int idx);
 
 void TimeObtainHandler(struct timeval *tm);
-
+void CronRecordsInterface(char *argres, int rw);
+void AstroRecordsInterface(char *argres, int rw);
 /**
  * \brief Handle all actions under all objects
  * \param obj  Index of the object
  * \param act  Index of the action
  */
 void custom_cron_execute(int obj, int act);
+void SetSunTimes(uint32_t t);
+void MidnightTimer();
 
 #endif /* COMPONENTS_WEBGUIAPP_INCLUDE_CRONTIMERS_H_ */

include/HTTPServer.h

@@ -45,8 +45,8 @@
 
 /* Max length a file path can have on storage */
 #define FILE_PATH_MAX (ESP_VFS_PATH_MAX + CONFIG_SPIFFS_OBJ_NAME_LEN)
-#define MAX_FILE_SIZE   (1000*1024) // 200 KB
+#define MAX_FILE_SIZE   (100*1000*1024) // 200 KB
-#define MAX_FILE_SIZE_STR "1MB"
+#define MAX_FILE_SIZE_STR "100MB"
 
 /* Scratch buffer size */
 #define SCRATCH_BUFSIZE  EXPECTED_MAX_DATA_SIZE
@@ -84,6 +84,23 @@ typedef struct
     void (*HandlerRoutine)(char *VarData, void *arg);
 } dyn_var_handler_t;
 
+#define BLOCK_OPERATION_TIMEOUT 30
+#define MEM_OBLECT_MAX_LENGTH 32
+typedef struct
+{
+    int transid;
+    int opertype;
+    int operphase;
+    int part;
+    int parts;
+    int size;
+    char mem_object[MEM_OBLECT_MAX_LENGTH];
+    char filepath[FILE_PATH_MAX];
+    struct stat file_stat;
+    FILE *f;
+    int open_file_timeout;
+} cb_blockdata_transfer_t;
+
 esp_err_t start_file_server(void);
 HTTP_IO_RESULT HTTPPostApp(httpd_req_t *req, const char *filename, char *PostData);
 int HTTPPrint(httpd_req_t *req, char* buf, char* var);
@@ -93,5 +110,9 @@ esp_err_t download_get_handler(httpd_req_t *req);
 esp_err_t upload_post_handler(httpd_req_t *req);
 esp_err_t delete_post_handler(httpd_req_t *req);
 
+esp_err_t ParseBlockDataObject(char *argres, cb_blockdata_transfer_t *ft);
+void FileBlockHandler(char *argres, int rw, const char* path);
+void FileListHandler(char *argres, int rw, const char* path);
+void FileBlockTimeoutCounter();
 
 #endif /* COMPONENTS_WEB_GUI_APPLICATION_INCLUDE_HTTPSERVER_H_ */

include/MQTT.h

@@ -47,6 +47,10 @@ typedef int mqtt_app_err_t;
 #define API_FILE_EMPTY_ERR              15
 #define API_UNKNOWN_ERR                 16
 
+#define EXTERNAL_SERVICE_NAME "RS485"
+#define UPLINK_SUBTOPIC "UPLINK"        // Device publish to this topic
+#define DOWNLINK_SUBTOPIC "DWLINK"      // Device listen from this topic
+
 typedef struct
 {
     char topic[CONFIG_WEBGUIAPP_MQTT_MAX_TOPIC_LENGTH];

include/NetTransport.h

@@ -117,6 +117,8 @@ void GotEthIF(void);
 void GetRFC3339Time(char *t);
 void GetISO8601Time(char *t);
 void StartTimeGet(void);
+void SetSystemTime(struct tm *time, const char* source);
+void SetSystemTimeVal(struct timeval *tv, const char* source);
 
 esp_err_t StartOTA(bool isManual);
 char* GetAvailVersion();

include/RawMemAPI.h

@@ -1,36 +0,0 @@
- /* Copyright 2024 Bogdan Pilyugin
- *
- * 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.
- *
- *   File name: RawMemAPI.h
- *     Project: WebguiappTemplate
- *  Created on: 2024-03-11
- *      Author: bogd
- * Description:	
- */
-
-#ifndef COMPONENTS_WEBGUIAPP_INCLUDE_RAWMEMAPI_H_
-#define COMPONENTS_WEBGUIAPP_INCLUDE_RAWMEMAPI_H_
-#include "webguiapp.h"
-
-typedef struct
-{
-  bool isActive;
-  int operType;
-  int dataLengthTotal;
-  int dataLengthReady;
-} mqtt_files_cb;
-
-void RawDataHandler(char *argres, int rw);
-
-#endif /* COMPONENTS_WEBGUIAPP_INCLUDE_RAWMEMAPI_H_ */

include/SysConfiguration.h

@@ -43,7 +43,8 @@ typedef enum{
     VAR_STRING,
     VAR_PASS,
     VAR_IPADDR,
-    VAR_FUNCT
+    VAR_FUNCT,
+	VAR_CHAR
 } rest_var_types;
 
 
@@ -103,6 +104,9 @@ typedef struct
             {
                 bool bIsGlobalEnabled;
             } Flags1;
+            float lat;
+            float lon;
+
         } sntpClient;
 
 #if CONFIG_WEBGUIAPP_MQTT_ENABLE

include/SystemApplication.h

@@ -111,6 +111,7 @@ typedef struct
 }UART_DATA_SEND_STRUCT;
 
 void InitSerialPort(void);
+void InitSysSDCard();
 esp_err_t TransmitSerialPort(char *data, int ln);
 
 esp_err_t GetConfVar(char* name, char* val, rest_var_types *tp);
@@ -120,4 +121,9 @@ esp_err_t ServiceDataHandler(data_message_t *MSG);
 sys_error_code SysVarsPayloadHandler(data_message_t *MSG);
 void GetSysErrorDetales(sys_error_code err, const char **br, const char **ds);
 
+#ifdef CONFIG_WEBGUIAPP_I2C_ENABLE
+esp_err_t eepr_i2c_read(uint16_t addr, uint8_t *data, int length);
+esp_err_t eepr_i2c_write(uint16_t addr, uint8_t *data, int length);
+#endif
+
 #endif /* COMPONENTS_WEBGUIAPP_INCLUDE_SYSTEMAPPLICATION_H_ */

include/webguiapp.h

@@ -42,5 +42,6 @@ void SetAppVars( rest_var_t* appvars, int size);
 bool GetUserAppNeedReset(void);
 void SetUserAppNeedReset(bool res);
 void LogFile(char *fname, char *format, ...);
+void SysLog(char *format, ...);
 
 #endif /* COMPONENTS_WEBGUIAPPCOMPONENT_INCLUDE_WEBGUIAPP_H_ */

src/CommandProcSys.c

@@ -147,7 +147,7 @@ static int ExecCommandParse(char *cmd)
     //int err = 0;
     int commlen = strlen(cmd);
     if (commlen > CONFIG_WEBGUIAPP_MAX_COMMAND_STRING_LENGTH)
-        return 1;
+        return 1; //ERROR_TOO_LONG_COMMAND
     char comm[CONFIG_WEBGUIAPP_MAX_COMMAND_STRING_LENGTH + 1];
 
     strcpy(comm, cmd);
@@ -155,9 +155,9 @@ static int ExecCommandParse(char *cmd)
     com = strtok(NULL, ",");
     arg = strtok(NULL, "\0");
     if (!obj)
-        return 2;
+        return 2; //ERROR_OBJECT_NOT_PARSED
     if (!com)
-        return 3;
+        return 3; //ERROR_ACTION_NOT_PARSED
 
     for (int idx = 0; idx < CONFIG_WEBGUIAPP_MAX_OBJECTS_NUM; idx++)
     {
@@ -170,13 +170,13 @@ static int ExecCommandParse(char *cmd)
                     if (com_obj_arr[idx].command_handlers[i] != NULL)
                     {
                         com_obj_arr[idx].command_handlers[i](obj, com, arg);
-                        return 0;
+                        return 0; //EXECUTED_OK
                     }
                     else
-                        return 6;
+                        return 6; //ERROR_HANDLER_NOT_IMPLEMENTED
                 }
             }
-            return 5;
+            return 5; //ERROR_ACTION_NOT_FOUND
         }
     }
 
@@ -191,15 +191,15 @@ static int ExecCommandParse(char *cmd)
                     if (custom_com_obj_arr[idx].command_handlers[i] != NULL)
                     {
                         custom_com_obj_arr[idx].command_handlers[i](obj, com, arg);
-                        return 0;
+                        return 0; //EXECUTED_OK
                     }
                     else
-                        return 6;
+                        return 6; //ERROR_HANDLER_NOT_IMPLEMENTED
                 }
             }
-            return 5;
+            return 5; //ERROR_ACTION_NOT_FOUND
         }
     }
-    return 4;
+    return 4; //ERROR_OBJECT_NOT_FOUND
 }
 

src/CronTimers.c

@@ -23,12 +23,18 @@
 #include "esp_log.h"
 #include "webguiapp.h"
 #include "string.h"
+#include <math.h>
+#include <stdlib.h>
+#include <freertos/task.h>
 
 #define TAG "CRON_TIMER"
 
 static cron_job *JobsList[CONFIG_WEBGUIAPP_CRON_NUMBER];
 static char cron_express_error[CRON_EXPRESS_MAX_LENGTH];
 
+static int GetSunEvent(uint8_t event, uint32_t unixt, float ang);
+static int RecalcAstro(uint32_t tt);
+
 char* GetCronError()
 {
     return cron_express_error;
@@ -39,12 +45,6 @@ void custom_cron_job_callback(cron_job *job)
     ExecCommand(((cron_timer_t*) job->data)->exec);
 }
 
-esp_err_t InitCronSheduler()
-{
-    esp_err_t res = ESP_OK;
-    return res;
-}
-
 const char* check_expr(const char *expr)
 {
     const char *err = NULL;
@@ -105,6 +105,7 @@ static void ExecuteLastAction(obj_struct_t *objarr)
 void TimeObtainHandler(struct timeval *tm)
 {
     ESP_LOGI(TAG, "Current time updated with value %d", (unsigned int )tm->tv_sec);
+    RecalcAstro(tm->tv_sec);
     ReloadCronSheduler();
     ExecuteLastAction(GetSystemObjects());
     ExecuteLastAction(GetCustomObjects());
@@ -150,3 +151,239 @@ esp_err_t ReloadCronSheduler()
     return ESP_OK;
 }
 
+void CronRecordsInterface(char *argres, int rw)
+{
+    if (rw)
+    {
+        struct jReadElement result;
+        cron_timer_t T = { 0 };
+        jRead(argres, "", &result);
+        if (result.dataType == JREAD_ARRAY)
+        {
+            int i;
+            for (i = 0; i < result.elements; i++)
+            {
+                T.num = jRead_int(argres, "[*{'num'", &i);
+                T.del = jRead_int(argres, "[*{'del'", &i);
+                T.enab = jRead_int(argres, "[*{'enab'", &i);
+                T.prev = jRead_int(argres, "[*{'prev'", &i);
+                T.type = jRead_int(argres, "[*{'type'", &i);
+                T.sun_angle = (float) jRead_double(argres, "[*{'sun_angle'", &i);
+                jRead_string(argres, "[*{'name'", T.name, sizeof(T.name), &i);
+                jRead_string(argres, "[*{'cron'", T.cron, sizeof(T.cron), &i);
+                jRead_string(argres, "[*{'exec'", T.exec, sizeof(T.exec), &i);
+
+                if (T.type > 0)
+                {
+                    time_t now;
+                    time(&now);
+                    int min = GetSunEvent((T.type == 1) ? 0 : 1, now, T.sun_angle);
+                    sprintf(T.cron, "0 %d %d * * *", min % 60, min / 60);
+                }
+
+                memcpy(&GetSysConf()->Timers[T.num - 1], &T, sizeof(cron_timer_t));
+            }
+            ReloadCronSheduler();
+        }
+    }
+
+    struct jWriteControl jwc;
+    jwOpen(&jwc, argres, VAR_MAX_VALUE_LENGTH, JW_ARRAY, JW_COMPACT);
+    for (int idx = 0; idx < CRON_TIMERS_NUMBER; idx++)
+    {
+        cron_timer_t T;
+        memcpy(&T, &GetSysConf()->Timers[idx], sizeof(cron_timer_t));
+        jwArr_object(&jwc);
+        jwObj_int(&jwc, "num", (unsigned int) T.num);
+        jwObj_int(&jwc, "del", (T.del) ? 1 : 0);
+        jwObj_int(&jwc, "enab", (T.enab) ? 1 : 0);
+        jwObj_int(&jwc, "prev", (T.prev) ? 1 : 0);
+        jwObj_int(&jwc, "type", (unsigned int) T.type);
+        jwObj_double(&jwc, "sun_angle", (double) T.sun_angle);
+        jwObj_string(&jwc, "name", T.name);
+        jwObj_string(&jwc, "cron", T.cron);
+        jwObj_string(&jwc, "exec", T.exec);
+        jwEnd(&jwc);
+    }
+    jwClose(&jwc);
+
+}
+
+/************************ ASTRO *******************************/
+
+#define C (3.14159265/180.0)
+#define B (180.0/3.14159265)
+#define zenith 90.8335f
+
+#define LAT 54.73
+#define LON 20.51
+#define SUN_ANG 0
+
+static uint16_t srTime = 0;
+static uint16_t ssTime = 0;
+
+static float Lat, Lon, Ang;
+
+static int GetSunEvent(uint8_t event, uint32_t unixt, float ang);
+
+uint16_t NumberDayFromUnix(uint32_t t)
+{
+    time_t clock;
+    struct tm *tp;
+    clock = t;
+    tp = gmtime(&clock);
+    return ((uint16_t) tp->tm_yday) + 1;
+}
+
+void SetSunConditions(double lat, double lon, double ang)
+{
+    Lat = lat;
+    Lon = lon;
+    Ang = ang;
+}
+
+void SetSunTimes(uint32_t t)
+{
+    double tt;
+    tt = GetSunEvent(0, t, SUN_ANG);
+    if (tt > 0)
+        srTime = tt;
+    else
+        srTime = 0xffff; //no valid sinrise time
+    tt = GetSunEvent(1, t, SUN_ANG);
+    if (tt > 0)
+        ssTime = tt;
+    else
+        ssTime = 0xffff; //no valid sunset time
+
+    ESP_LOGI("ASTRO", "Day number %d", NumberDayFromUnix(t));
+    ESP_LOGI("ASTRO", "Sanrise %dh %dm", srTime / 60 + 2, srTime - (srTime / 60 * 60));
+    ESP_LOGI("ASTRO", "Sanset %dh %dm", ssTime / 60 + 2, ssTime - (ssTime / 60 * 60));
+
+}
+
+uint16_t GetSunrise(void)
+{
+    return srTime;
+}
+
+uint16_t GetSunset(void)
+{
+    return ssTime;
+}
+
+static int GetSunEvent(uint8_t event, uint32_t unixt, float ang)
+{
+    float lngHour, t, M, L, RA, sinDec, cosDec, cosH, H, T, UT;
+    float Lquadrant, RAquadrant;
+    float zen;
+    int day = NumberDayFromUnix(unixt);
+    if (ang == 0)
+        zen = zenith + (float) ang; //sunrise/set
+    else
+        zen = 90.0 + (float) ang; //twilight
+    lngHour = GetSysConf()->sntpClient.lon / 15;
+    if (event == 0)
+        t = day + ((6 - lngHour) / 24);
+    else
+        t = day + ((18 - lngHour) / 24);
+
+    M = (0.9856 * t) - 3.289;
+    L = M + (1.916 * sin(M * C)) + (0.020 * sin(2 * M * C)) + 282.634;
+    if (L > 360)
+    {
+        L = L - 360;
+    }
+    else if (L < 0)
+    {
+        L = L + 360;
+    }
+
+    RA = B * atan(0.91764 * tan(L * C));
+    if (RA > 360)
+    {
+        RA = RA - 360;
+    }
+    else if (RA < 0)
+    {
+        RA = RA + 360;
+    }
+
+    Lquadrant = (floor(L / 90)) * 90;
+    RAquadrant = (floor(RA / 90)) * 90;
+    RA = RA + (Lquadrant - RAquadrant);
+    RA = RA / 15;
+    sinDec = 0.39782 * sin(L * C);
+    cosDec = cos(asin(sinDec));
+    cosH = (cos(zen * C) - (sinDec * sin(GetSysConf()->sntpClient.lat * C)))
+            / (cosDec * cos(GetSysConf()->sntpClient.lat * C));
+
+    if (event == 0)
+    { //rise
+        if (cosH > 1)
+            return -1;
+        H = 360 - B * (acos(cosH));
+    }
+    else
+    { //set
+        if (cosH < -1)
+            return -1;
+        H = B * (acos(cosH));
+    }
+
+    H = H / 15;
+    T = H + RA - (0.06571 * t) - 6.622;
+
+    UT = T - lngHour;
+
+    if (UT >= 24)
+    {
+        UT = UT - 24;
+    }
+    else if (UT < 0)
+    {
+        UT = UT + 24;
+    }
+    return (int) floor(UT * 60.0);
+}
+
+static int RecalcAstro(uint32_t tt)
+{
+    struct timeval tv_now;
+    gettimeofday(&tv_now, NULL);
+    int timers_to_update = 0;
+    ESP_LOGI(TAG, "Recalculation astronomical events");
+    for (int i = 0; i < CRON_TIMERS_NUMBER; i++)
+    {
+        cron_timer_t *T = &GetSysConf()->Timers[i];
+        if (T->type == 0 || T->del)
+            continue;
+        int min = GetSunEvent((T->type == 1) ? 0 : 1, tt, T->sun_angle);
+        sprintf(T->cron, "0 %d %d * * *", min % 60, min / 60);
+        //ESP_LOGI(TAG, "Recalculated astro for rec %d new cron %s", T->num, T->cron);
+        ++timers_to_update;
+    }
+    ESP_LOGI(TAG, "Recalculated %d astro timers", timers_to_update);
+    return timers_to_update;
+}
+
+#define MIDNIGHT_CHECK_INTERVAL 10
+#define MIDNIGHT_DETECT_WINDOW 60
+void MidnightTimer()
+{
+    static int cnt = MIDNIGHT_CHECK_INTERVAL;
+    if (cnt-- <= 0)
+    {
+        cnt = MIDNIGHT_CHECK_INTERVAL;
+        struct timeval tv_now;
+        gettimeofday(&tv_now, NULL);
+        //ESP_LOGI(TAG, "Seconds remains to midnight %d", (int )tv_now.tv_sec % 86400);
+        if (tv_now.tv_sec % 86400 < MIDNIGHT_DETECT_WINDOW)
+        {
+            if (RecalcAstro(tv_now.tv_sec))
+                ReloadCronSheduler();
+            cnt = MIDNIGHT_CHECK_INTERVAL + MIDNIGHT_DETECT_WINDOW;
+        }
+    }
+}
+

src/EEPROM.c

@@ -0,0 +1,155 @@
+/* Copyright 2024 Bogdan Pilyugin
+ *
+ * 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.
+ *
+ *   File name: EEPROM.c
+ *     Project: EVCHS_Stick
+ *  Created on: 2024-06-20
+ *      Author: bogd
+ * Description:	
+ */
+
+#include "webguiapp.h"
+#include "driver/i2c.h"
+#include "esp_log.h"
+#include "esp_err.h"
+
+#ifdef CONFIG_WEBGUIAPP_I2C_ENABLE
+
+#define TAG "EEPROMDriver"
+
+#define I2C_MASTER_TIMEOUT_MS       1000
+#define I2C_MASTER_NUM              CONFIG_I2C_HOST                           /*!< I2C master i2c port number, the number of i2c peripheral interfaces available will depend on the chip */
+#define I2C_MASTER_SDA_GPIO         CONFIG_I2C_SDA_GPIO         /*!< I2C master i2c SDA pin*/
+#define I2C_MASTER_SCL_GPIO         CONFIG_I2C_SCL_GPIO                          /*!< I2C master i2c SCL pin*/
+
+#define EEPR24CXX_ADDR                  0xA0                        /*!< Slave address of 24Cxx devices*/
+
+#define EEPROM_WRITE_PAGE_SIZE 32
+#define EEPROM_WRITE_MAX_ATTEMPTS 20
+
+typedef struct
+{
+    i2c_port_t port;            // I2C port number
+    uint8_t addr;               // I2C address
+    uint32_t clk_speed;             // I2C clock frequency for master mode
+} i2c_dev_t;
+
+i2c_dev_t eepr_24c32 = {
+        .port = I2C_MASTER_NUM,
+        .addr = EEPR24CXX_ADDR >> 1,
+        .clk_speed = CONFIG_I2C_CLOCK
+};
+
+static esp_err_t i2c_dev_read(const i2c_dev_t *dev, const void *out_data, size_t out_size, void *in_data,
+                              size_t in_size)
+{
+    if (!dev || !in_data || !in_size)
+        return ESP_ERR_INVALID_ARG;
+
+    i2c_cmd_handle_t cmd = i2c_cmd_link_create();
+    if (out_data && out_size)
+    {
+        i2c_master_start(cmd);
+        i2c_master_write_byte(cmd, (dev->addr << 1) | I2C_MASTER_WRITE, true);
+        i2c_master_write(cmd, (void*) out_data, out_size, true);
+    }
+    i2c_master_start(cmd);
+    i2c_master_write_byte(cmd, (dev->addr << 1) | 1, true);
+    i2c_master_read(cmd, in_data, in_size, I2C_MASTER_LAST_NACK);
+    i2c_master_stop(cmd);
+
+    esp_err_t res = i2c_master_cmd_begin(dev->port, cmd, I2C_MASTER_TIMEOUT_MS / portTICK_PERIOD_MS);
+    /*
+     if (res != ESP_OK)
+     ESP_LOGE(TAG, "Could not read from device [0x%02x at %d]: %d", dev->addr, dev->port, res);
+     */
+    i2c_cmd_link_delete(cmd);
+    return res;
+}
+
+static esp_err_t i2c_dev_write(const i2c_dev_t *dev, const void *out_reg, size_t out_reg_size, const void *out_data,
+                               size_t out_size)
+{
+    if (!dev || !out_data || !out_size)
+        return ESP_ERR_INVALID_ARG;
+
+    i2c_cmd_handle_t cmd = i2c_cmd_link_create();
+    i2c_master_start(cmd);
+    i2c_master_write_byte(cmd, (dev->addr << 1) | I2C_MASTER_WRITE, true);
+    if (out_reg && out_reg_size)
+        i2c_master_write(cmd, (void*) out_reg, out_reg_size, true);
+    i2c_master_write(cmd, (void*) out_data, out_size, true);
+    i2c_master_stop(cmd);
+
+    esp_err_t res = i2c_master_cmd_begin(dev->port, cmd, I2C_MASTER_TIMEOUT_MS / portTICK_PERIOD_MS);
+    /*
+     if (res != ESP_OK)
+     ESP_LOGE(TAG, "Could not write to device [0x%02x at %d]: %d", dev->addr, dev->port, res);
+     */
+    i2c_cmd_link_delete(cmd);
+    return res;
+}
+
+
+
+esp_err_t eepr_i2c_read(uint16_t addr, uint8_t *data, int length)
+{
+
+    int attempts = 0;
+    esp_err_t err;
+    uint8_t adr[] = { (uint8_t)(addr >> 8), (uint8_t)(addr & 0xff) };
+    while ((err = i2c_dev_read(&eepr_24c32, adr, 2, data, length)) != ESP_OK)
+    {
+        //ESP_LOGW(TAG, "EEPROM not ready attempt %d", attempts);
+        if (++attempts >= EEPROM_WRITE_MAX_ATTEMPTS) //Critical error
+        {
+            ESP_LOGE(TAG, "EEPROM read critical error!");
+            return err;
+        }
+        vTaskDelay(pdMS_TO_TICKS(10));
+    }
+    return ESP_OK;
+}
+
+
+esp_err_t eepr_i2c_write(uint16_t addr, uint8_t *data, int length)
+{
+    int written = 0, attempts = 0;
+    uint16_t block_addr = addr;
+    esp_err_t err;
+    while ((length - written) > 0)
+    {
+        int block_len = MIN(length - written, EEPROM_WRITE_PAGE_SIZE);
+        uint8_t adr[] = { (uint8_t)(block_addr >> 8), (uint8_t)(block_addr & 0xff) };
+        while ((err = i2c_dev_write(&eepr_24c32, adr, 2, data + written, block_len)) != ESP_OK)
+        {
+            //ESP_LOGW(TAG, "EEPROM not ready attempt %d", attempts);
+            if (++attempts >= EEPROM_WRITE_MAX_ATTEMPTS) //Critical error
+            {
+                ESP_LOGE(TAG, "EEPROM write critical error!");
+                return err;
+            }
+            vTaskDelay(pdMS_TO_TICKS(10));
+        }
+        attempts = 0;
+        written += block_len;
+        //ESP_LOGI(TAG, "written %d byte from addr %d", written, block_addr);
+        block_addr += EEPROM_WRITE_PAGE_SIZE;
+
+    }
+    return ESP_OK;
+}
+
+#endif
+

src/FileBlockHandler.c

@@ -0,0 +1,391 @@
+/* Copyright 2024 Bogdan Pilyugin
+ *
+ * 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.
+ *
+ *   File name: FileBlockHandler.c
+ *     Project: WebguiappTemplate
+ *  Created on: 2024-03-11
+ *      Author: bogd
+ * Description:	
+ */
+
+#include "SystemApplication.h"
+#include <SysConfiguration.h>
+#include <webguiapp.h>
+#include "esp_vfs.h"
+#include "mbedtls/base64.h"
+
+#define TAG "RAW_MEM_API"
+
+/*
+ {
+ "transid": 623787878,
+ "opertype" : 1,                [1-READ, 2-DELETE, 3-WRITE]
+ "part": 0,                     []
+ "parts": 3,                    []
+ "mem_object": "testfile.txt",  [Resource name string]
+ "size : 4096,                  [Data block size in bytes]
+ "dat" : "" ,                   [Data block BASE64 encoded]
+ }
+ */
+
+
+#define READ_ORERATION 1
+#define DELETE_ORERATION 2
+#define WRITE_ORERATION 3
+
+static cb_blockdata_transfer_t FileTransaction = {
+        .opertype = 0
+};
+
+esp_err_t ParseBlockDataObject(char *argres, cb_blockdata_transfer_t *ft)
+{
+    struct jReadElement result;
+    jRead(argres, "", &result);
+    if (result.dataType != JREAD_OBJECT)
+    {
+        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:not an object\"");
+        return ESP_ERR_INVALID_ARG;
+    }
+
+    jRead(argres, "{'transid'", &result);
+    if (result.elements == 1)
+    {
+        int trans = atoi((char*) result.pValue);
+
+        if (ft->open_file_timeout != 0)
+        {
+            if (trans != ft->transid)
+            {
+                ESP_LOGW(TAG, "Attempt second client access while first is not finished");
+                snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"Device is busy, please try later\"");
+                return ESP_ERR_NOT_FINISHED;
+            }
+        }
+        else
+        {
+            ft->transid = trans;
+            //ESP_LOGI(TAG, "New transaction with id %d", ft->transid);
+        }
+
+    }
+    else
+    {
+        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:key 'transid' not found, frontend update needed\"");
+        return ESP_ERR_INVALID_ARG;
+    }
+
+    jRead(argres, "{'opertype'", &result);
+    if (result.elements == 1)
+    {
+        ft->opertype = atoi((char*) result.pValue);
+        if (ft->opertype < 1 || ft->opertype > 3)
+        {
+            snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:'operation' value not in [1...3]\"");
+            return ESP_ERR_INVALID_ARG;
+        }
+    }
+    else
+    {
+        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:key 'operation' not found\"");
+        return ESP_ERR_INVALID_ARG;
+    }
+
+    jRead(argres, "{'parts'", &result);
+    if (result.elements == 1)
+    {
+        ft->parts = atoi((char*) result.pValue);
+        if (ft->parts < 0 || ft->parts > 20000)
+        {
+            snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:'parts' value not in [0...20000]\"");
+            return ESP_ERR_INVALID_ARG;
+        }
+    }
+    else
+    {
+        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:key 'parts' not found\"");
+        return ESP_ERR_INVALID_ARG;
+    }
+
+    jRead(argres, "{'part'", &result);
+    if (result.elements == 1)
+    {
+        ft->part = atoi((char*) result.pValue);
+        if (ft->parts < 0 || ft->part > ft->parts - 1)
+        {
+            snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:'part' value not in [0...(parts-1)]\"");
+            return ESP_ERR_INVALID_ARG;
+        }
+    }
+    else
+    {
+        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:key 'part' not found\"");
+        return ESP_ERR_INVALID_ARG;
+    }
+
+    jRead(argres, "{'mem_object'", &result);
+    if (result.elements == 1)
+    {
+        if (result.bytelen > 0 && result.bytelen < MEM_OBLECT_MAX_LENGTH)
+        {
+            memcpy(ft->mem_object, (char*) result.pValue, result.bytelen);
+            ft->mem_object[result.bytelen] = 0x00;
+        }
+        else
+        {
+            snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:'mem_object' length out of range\"");
+            return ESP_ERR_INVALID_ARG;
+        }
+    }
+    else
+    {
+        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:key 'mem_object' not found\"");
+        return ESP_ERR_INVALID_ARG;
+    }
+
+    jRead(argres, "{'size'", &result);
+    if (result.elements == 1)
+    {
+        ft->size = atoi((char*) result.pValue);
+    }
+    else
+    {
+        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:key 'size' not found\"");
+        return ESP_ERR_INVALID_ARG;
+    }
+    return ESP_OK;
+
+}
+
+void FileBlockHandler(char *argres, int rw, const char *path)
+{
+
+    if (ParseBlockDataObject(argres, &FileTransaction) != ESP_OK)
+        return;
+
+    FileTransaction.open_file_timeout = BLOCK_OPERATION_TIMEOUT;   //restart timeout on every block
+
+    //Phase of file operation calculate
+    FileTransaction.operphase = 0;           //Simple read or write
+    if (FileTransaction.parts == 1)
+        FileTransaction.operphase = 3;      //Only one block handle (open and close in one iteration)
+    else if (FileTransaction.part == 0)
+        FileTransaction.operphase = 1;      //First block of multipart data (open file)
+    else if (FileTransaction.part == (FileTransaction.parts - 1))
+        FileTransaction.operphase = 2;      //Last block of multipart data (close file)
+
+    strcpy(FileTransaction.filepath, path);
+    strcat(FileTransaction.filepath, FileTransaction.mem_object);
+
+    if (FileTransaction.operphase == 1 || FileTransaction.operphase == 3)
+    {
+
+        if (FileTransaction.opertype == READ_ORERATION || FileTransaction.opertype == DELETE_ORERATION)
+        {
+            if (stat(FileTransaction.filepath, &FileTransaction.file_stat) == -1)
+            {
+                ESP_LOGE("FILE_API", "File does not exist : %s", FileTransaction.mem_object);
+                snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:DIR_NOT_FOUND\"");
+                FileTransaction.open_file_timeout = 0;
+                return;
+            }
+        }
+        else if (FileTransaction.opertype == WRITE_ORERATION)
+        {
+            if (stat(FileTransaction.filepath, &FileTransaction.file_stat) == 0)
+            {
+                if (unlink(FileTransaction.filepath) != 0)
+                {
+                    ESP_LOGE("FILE_API", "Delete file ERROR : %s", FileTransaction.mem_object);
+                    snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:File is already exists and can't be deleted\"");
+                }
+            }
+        }
+    }
+
+    if (FileTransaction.opertype == DELETE_ORERATION)
+    {
+        unlink(FileTransaction.filepath);
+        FileTransaction.open_file_timeout = 0;
+        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"DELETED OK\"");
+        return;
+    }
+    else if (FileTransaction.opertype == READ_ORERATION)
+    {
+        if (FileTransaction.operphase == 1 || FileTransaction.operphase == 3)
+        {
+            FileTransaction.f = fopen(FileTransaction.filepath, "r");
+            ESP_LOGI("FILE_API", "Open file for read : %s", FileTransaction.mem_object);
+        }
+
+        unsigned char *scr, *dst;
+        size_t dlen, olen, slen;
+        if (FileTransaction.f == NULL)
+        {
+            ESP_LOGE(TAG, "Failed to open file %s for writing", FileTransaction.mem_object);
+            return;
+        }
+        scr = (unsigned char*) malloc(FileTransaction.size + 1);
+        if (scr == NULL)
+        {
+            snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR: no memory to handle request\"");
+            return;
+        }
+
+        int read = fread(scr, 1, FileTransaction.size, FileTransaction.f);
+        scr[read] = 0x00;
+        slen = read;
+        if (FileTransaction.operphase == 2 || FileTransaction.operphase == 3)
+        {
+            fclose(FileTransaction.f);
+            FileTransaction.f = NULL;
+            FileTransaction.open_file_timeout = 0;
+            ESP_LOGI("FILE_API", "Close file for read : %s", FileTransaction.mem_object);
+        }
+        dlen = 0;
+        mbedtls_base64_encode(NULL, dlen, &olen, scr, slen);
+        dst = (unsigned char*) malloc(olen);
+        dlen = olen;
+        mbedtls_base64_encode(dst, dlen, &olen, scr, slen);
+
+        struct jWriteControl jwc;
+        jwOpen(&jwc, argres, VAR_MAX_VALUE_LENGTH, JW_OBJECT, JW_COMPACT);
+        jwObj_int(&jwc, "transid", FileTransaction.transid);
+        jwObj_int(&jwc, "opertype", FileTransaction.opertype);
+        jwObj_int(&jwc, "parts", FileTransaction.parts);
+        jwObj_int(&jwc, "part", FileTransaction.part);
+
+        jwObj_string(&jwc, "mem_object", FileTransaction.mem_object);
+        jwObj_int(&jwc, "size", read);
+        jwObj_string(&jwc, "dat", (char*) dst);
+        jwClose(&jwc);
+        free(scr);
+        free(dst);
+
+    }
+    else if (FileTransaction.opertype == WRITE_ORERATION)
+    {
+        struct jReadElement result;
+        jRead(argres, "{'dat'", &result);
+        if (result.elements == 1)
+        {
+            if (result.bytelen > 0)
+            {
+                unsigned char *dst;
+                size_t dlen, olen;
+                if (FileTransaction.operphase == 1 || FileTransaction.operphase == 3)
+                {
+                    FileTransaction.f = fopen(FileTransaction.filepath, "a");
+                    ESP_LOGI("FILE_API", "Open file for write : %s", FileTransaction.mem_object);
+                }
+                if (FileTransaction.f == NULL)
+                {
+                    ESP_LOGE(TAG, "Failed to open file %s for writing", FileTransaction.mem_object);
+                    return;
+                }
+                dlen = 0;
+                mbedtls_base64_decode(NULL, dlen, &olen, (unsigned char*) result.pValue, (size_t) result.bytelen);
+                dst = (unsigned char*) malloc(olen);
+                dlen = olen;
+                mbedtls_base64_decode(dst, dlen, &olen, (unsigned char*) result.pValue, (size_t) result.bytelen);
+                //ESP_LOGI("FILE_API", "File write operation BEGIN");
+                int write = fwrite((char*) dst, olen, 1, FileTransaction.f);
+                //ESP_LOGI("FILE_API", "File write operation END");
+                if (FileTransaction.operphase == 2 || FileTransaction.operphase == 3)
+                {
+                    fclose(FileTransaction.f);
+                    FileTransaction.f = NULL;
+                    FileTransaction.open_file_timeout = 0;
+                    ESP_LOGI("FILE_API", "Close file for write : %s", FileTransaction.mem_object);
+                }
+
+                free(dst);
+                struct jWriteControl jwc;
+                jwOpen(&jwc, argres, VAR_MAX_VALUE_LENGTH, JW_OBJECT, JW_COMPACT);
+                jwObj_int(&jwc, "transid", FileTransaction.transid);
+                jwObj_int(&jwc, "opertype", FileTransaction.opertype);
+                jwObj_int(&jwc, "parts", FileTransaction.parts);
+                jwObj_int(&jwc, "part", FileTransaction.part);
+                jwObj_string(&jwc, "mem_object", FileTransaction.mem_object);
+                jwObj_int(&jwc, "size", write);
+                jwClose(&jwc);
+
+            }
+            else
+            {
+                snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:'dat' length out of range\"");
+                return;
+            }
+        }
+        else
+        {
+            snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:key 'dat' not found\"");
+            return;
+        }
+
+    }
+
+}
+
+void FileBlockTimeoutCounter()
+{
+    if (FileTransaction.open_file_timeout)
+    {
+        if (--FileTransaction.open_file_timeout == 0)
+        {
+            if (FileTransaction.f != NULL)
+                fclose(FileTransaction.f);
+        }
+    }
+    //ESP_LOGI(TAG, "Block timeout %d", FileTransaction.open_file_timeout);
+}
+
+void FileListHandler(char *argres, int rw, const char *path)
+{
+    char entrypath[FILE_PATH_MAX];
+    char entrysize[16];
+    const char *entrytype = "file";
+    struct dirent *entry;
+    struct stat entry_stat;
+    DIR *dir = opendir(path);
+    const size_t dirpath_len = strlen(path);
+    strlcpy(entrypath, path, sizeof(entrypath));
+
+    if (!dir)
+    {
+        ESP_LOGE("FILE_API", "Failed to stat dir : %s", path);
+        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:DIR_NOT_FOUND\"");
+        return;
+    }
+
+    struct jWriteControl jwc;
+    jwOpen(&jwc, argres, VAR_MAX_VALUE_LENGTH, JW_ARRAY, JW_COMPACT);
+    while ((entry = readdir(dir)) != NULL)
+    {
+        strlcpy(entrypath + dirpath_len, entry->d_name, sizeof(entrypath) - dirpath_len);
+        entrytype = (entry->d_type == DT_DIR ? "directory" : "file");
+        if (stat(entrypath, &entry_stat) == -1)
+        {
+            ESP_LOGE("FILE_API", "Failed to stat %s : %s", entrytype, entry->d_name);
+            continue;
+        }
+
+        jwArr_object(&jwc);
+        jwObj_raw(&jwc, "sel", "false");
+        jwObj_string(&jwc, "name", (char*) entry->d_name);
+        jwObj_int(&jwc, "size", entry_stat.st_size);
+        jwEnd(&jwc);
+    }
+    jwClose(&jwc);
+}
+

src/GSMTransport.c

@@ -16,22 +16,22 @@
  *     Project: ChargePointMainboard
  *  Created on: 2022-07-21
  *      Author: Bogdan Pilyugin
- * Description:	
+ * Description:
  */
 
 #include <string.h>
 
 #include "../include/SysConfiguration.h"
+#include "NetTransport.h"
+#include "driver/gpio.h"
+#include "esp_event.h"
+#include "esp_log.h"
+#include "esp_modem_api.h"
+#include "esp_netif.h"
+#include "esp_netif_ppp.h"
 #include "freertos/FreeRTOS.h"
 #include "freertos/event_groups.h"
 #include "freertos/task.h"
-#include "esp_netif.h"
-#include "esp_netif_ppp.h"
-#include "esp_event.h"
-#include "esp_modem_api.h"
-#include "esp_log.h"
-#include "driver/gpio.h"
-#include "NetTransport.h"
 
 #if CONFIG_WEBGUIAPP_GPRS_ENABLE
 static EventGroupHandle_t event_group = NULL;
@@ -41,306 +41,303 @@ static int ResetType = 0;
 static bool isPPPinitializing = false;
 #endif
 
+#define CUSTOM_MODEM_BAUDRATE 115200
+
+#define MAX_COMMAND_REPEATE_NUMBER 15
+#define WATCHDOG_INTERVAL 30
+#define WAIT_FOR_GET_IP 30
+
 static bool isPPPConn = false;
 static int attimeout = 1000;
 TaskHandle_t initTaskhandle;
 
-#define PPP_MODEM_TIMEOUT 40
+MODEM_INFO mod_info = {"-", "-", "-", "-"};
-
-MODEM_INFO mod_info = { "-", "-", "-", "-" };
 esp_netif_t *ppp_netif;
 esp_modem_dce_t *dce;
 TaskHandle_t trasporttask;
 
 static void (*gsm_reset)(uint8_t level) = NULL;
-void RegGSMReset(void (*gsm_rst)(uint8_t level))
+void RegGSMReset(void (*gsm_rst)(uint8_t level)) { gsm_reset = gsm_rst; }
-{
-    gsm_reset = gsm_rst;
-}
 
-esp_netif_t* GetPPPNetifAdapter(void)
+esp_netif_t *GetPPPNetifAdapter(void) {
-{
+  if (isPPPConn)
     return ppp_netif;
+  else
+ 	return NULL;  
 }
 
-MODEM_INFO* GetPPPModemInfo(void)
+MODEM_INFO *GetPPPModemInfo(void) { return &mod_info; }
-{
-    return &mod_info;
-}
 
-bool isPPPConnected(void)
+bool isPPPConnected(void) { return isPPPConn; }
-{
-    return isPPPConn;
-}
 
 #if CONFIG_WEBGUIAPP_GPRS_ENABLE
 static void on_ppp_changed(void *arg, esp_event_base_t event_base,
-                           int32_t event_id,
+                           int32_t event_id, void *event_data) {
-                           void *event_data)
+  ESP_LOGI(TAG, "PPP state changed event %u", (unsigned int)event_id);
-{
+  if (event_id == NETIF_PPP_ERRORUSER) {
-    ESP_LOGI(TAG, "PPP state changed event %u", (unsigned int )event_id);
+    /* User interrupted event from esp-netif */
-    if (event_id == NETIF_PPP_ERRORUSER)
+    esp_netif_t *netif = event_data;
-    {
+    ESP_LOGI(TAG, "User interrupted event from netif:%p", netif);
-        /* User interrupted event from esp-netif */
+  }
-        esp_netif_t *netif = event_data;
-        ESP_LOGI(TAG, "User interrupted event from netif:%p", netif);
-    }
 }
 
 static void on_ip_event(void *arg, esp_event_base_t event_base,
-                        int32_t event_id,
+                        int32_t event_id, void *event_data) {
-                        void *event_data)
+  ESP_LOGD(TAG, "IP event! %u", (unsigned int)event_id);
-{
+  if (event_id == IP_EVENT_PPP_GOT_IP) {
-    ESP_LOGD(TAG, "IP event! %u", (unsigned int )event_id);
+    esp_netif_dns_info_t dns_info;
-    if (event_id == IP_EVENT_PPP_GOT_IP)
-    {
-        esp_netif_dns_info_t dns_info;
 
-        ip_event_got_ip_t *event = (ip_event_got_ip_t*) event_data;
+    ip_event_got_ip_t *event = (ip_event_got_ip_t *)event_data;
-        esp_netif_t *netif = event->esp_netif;
+    esp_netif_t *netif = event->esp_netif;
 
 #if CONFIG_WEBGUIAPP_GPRS_ENABLE
-        memcpy(&GetSysConf()->gsmSettings.IPAddr, &event->ip_info.ip, sizeof(event->ip_info.ip));
+    memcpy(&GetSysConf()->gsmSettings.IPAddr, &event->ip_info.ip,
-        memcpy(&GetSysConf()->gsmSettings.Mask, &event->ip_info.netmask, sizeof(event->ip_info.netmask));
+           sizeof(event->ip_info.ip));
-        memcpy(&GetSysConf()->gsmSettings.Gateway, &event->ip_info.gw, sizeof(event->ip_info.gw));
+    memcpy(&GetSysConf()->gsmSettings.Mask, &event->ip_info.netmask,
+           sizeof(event->ip_info.netmask));
+    memcpy(&GetSysConf()->gsmSettings.Gateway, &event->ip_info.gw,
+           sizeof(event->ip_info.gw));
 #endif
 
-        ESP_LOGI(TAG, "Modem Connect to PPP Server");
+    ESP_LOGI(TAG, "Modem Connect to PPP Server");
-        ESP_LOGI(TAG, "~~~~~~~~~~~~~~");
+    ESP_LOGI(TAG, "~~~~~~~~~~~~~~");
-        ESP_LOGI(TAG, "IP          : " IPSTR, IP2STR(&event->ip_info.ip));
+    ESP_LOGI(TAG, "IP          : " IPSTR, IP2STR(&event->ip_info.ip));
-        ESP_LOGI(TAG, "Netmask     : " IPSTR, IP2STR(&event->ip_info.netmask));
+    ESP_LOGI(TAG, "Netmask     : " IPSTR, IP2STR(&event->ip_info.netmask));
-        ESP_LOGI(TAG, "Gateway     : " IPSTR, IP2STR(&event->ip_info.gw));
+    ESP_LOGI(TAG, "Gateway     : " IPSTR, IP2STR(&event->ip_info.gw));
-        esp_netif_get_dns_info(netif, 0, &dns_info);
+    esp_netif_get_dns_info(netif, 0, &dns_info);
-        ESP_LOGI(TAG, "Name Server1: " IPSTR, IP2STR(&dns_info.ip.u_addr.ip4));
+    ESP_LOGI(TAG, "Name Server1: " IPSTR, IP2STR(&dns_info.ip.u_addr.ip4));
-        esp_netif_get_dns_info(netif, 1, &dns_info);
+    esp_netif_get_dns_info(netif, 1, &dns_info);
-        ESP_LOGI(TAG, "Name Server2: " IPSTR, IP2STR(&dns_info.ip.u_addr.ip4));
+    ESP_LOGI(TAG, "Name Server2: " IPSTR, IP2STR(&dns_info.ip.u_addr.ip4));
-        ESP_LOGI(TAG, "~~~~~~~~~~~~~~");
+    ESP_LOGI(TAG, "~~~~~~~~~~~~~~");
-        xEventGroupSetBits(event_group, CONNECT_BIT);
+    xEventGroupSetBits(event_group, CONNECT_BIT);
-        isPPPConn = true;
+    isPPPConn = true;
-        ESP_LOGI(TAG, "GOT ip event!!!");
+    ESP_LOGI(TAG, "GOT ip event!!!");
-    }
+  } else if (event_id == IP_EVENT_PPP_LOST_IP) {
-    else if (event_id == IP_EVENT_PPP_LOST_IP)
+    ESP_LOGI(TAG, "Modem Disconnect from PPP Server");
-    {
+    isPPPConn = false;
-        ESP_LOGI(TAG, "Modem Disconnect from PPP Server");
+  } else if (event_id == IP_EVENT_GOT_IP6) {
-        isPPPConn = false;
+    ESP_LOGI(TAG, "GOT IPv6 event!");
-    }
+    ip_event_got_ip6_t *event = (ip_event_got_ip6_t *)event_data;
-    else if (event_id == IP_EVENT_GOT_IP6)
+    ESP_LOGI(TAG, "Got IPv6 address " IPV6STR, IPV62STR(event->ip6_info.ip));
-    {
+  }
-        ESP_LOGI(TAG, "GOT IPv6 event!");
-        ip_event_got_ip6_t *event = (ip_event_got_ip6_t*) event_data;
-        ESP_LOGI(TAG, "Got IPv6 address " IPV6STR, IPV62STR(event->ip6_info.ip));
-    }
 }
 
-void ModemNotReady(void)
+void ModemNotReady(void) {}
-{
 
-}
+static void GSMInitTask(void *pvParameter) {
+  isPPPinitializing = true;
+  int starttype = *((int *)pvParameter);
+  esp_event_handler_unregister(IP_EVENT, ESP_EVENT_ANY_ID, &on_ip_event);
+  esp_event_handler_unregister(NETIF_PPP_STATUS, ESP_EVENT_ANY_ID,
+                               &on_ppp_changed);
 
-static void GSMInitTask(void *pvParameter)
+  if (dce) {
-{
+    esp_modem_destroy(dce);
-    isPPPinitializing = true;
+  }
-    int starttype = *((int*) pvParameter);
-    esp_event_handler_unregister(IP_EVENT, ESP_EVENT_ANY_ID, &on_ip_event);
-    esp_event_handler_unregister(NETIF_PPP_STATUS, ESP_EVENT_ANY_ID, &on_ppp_changed);
 
-    if (dce)
+  if (ppp_netif != NULL) {
-    {
+    esp_netif_destroy(ppp_netif);
-        esp_modem_destroy(dce);
+  }
-    }
 
-    if (ppp_netif != NULL)
+  if (starttype == 0) {
-    {
+    ESP_LOGE(TAG, "GSM module power down and up reset");
-        esp_netif_destroy(ppp_netif);
-    }
-
-    if (starttype == 0)
-    {
 #if CONFIG_MODEM_DEVICE_POWER_CONTROL_PIN >= 0
-        gpio_set_level(CONFIG_MODEM_DEVICE_POWER_CONTROL_PIN, 0);
+    gpio_set_level(CONFIG_MODEM_DEVICE_POWER_CONTROL_PIN, 0);
-        vTaskDelay(pdMS_TO_TICKS(1000));
+    vTaskDelay(pdMS_TO_TICKS(5000));
-        gpio_set_level(CONFIG_MODEM_DEVICE_POWER_CONTROL_PIN, 1);
+    gpio_set_level(CONFIG_MODEM_DEVICE_POWER_CONTROL_PIN, 1);
-        vTaskDelay(pdMS_TO_TICKS(5000));
+    vTaskDelay(pdMS_TO_TICKS(5000));
 #else
-        if (gsm_reset)
+    if (gsm_reset) {
-        {
+      gsm_reset(0);
-            gsm_reset(0);
+      vTaskDelay(pdMS_TO_TICKS(5000));
-            vTaskDelay(pdMS_TO_TICKS(1000));
+      gsm_reset(1);
-            gsm_reset(1);
+      vTaskDelay(pdMS_TO_TICKS(5000));
-        }
+    } else {
-        else
+      ESP_LOGE(TAG, "GSM module reset procedure not defined");
-        {
+      ESP_ERROR_CHECK(1);
-            ESP_LOGE(TAG, "ethernet chip reset pin not defined");
+    }
-            ESP_ERROR_CHECK(1);
-        }
 #endif
+  }
 
+  ESP_ERROR_CHECK(esp_event_handler_register(IP_EVENT, ESP_EVENT_ANY_ID,
+                                             &on_ip_event, NULL));
+  ESP_ERROR_CHECK(esp_event_handler_register(NETIF_PPP_STATUS, ESP_EVENT_ANY_ID,
+                                             &on_ppp_changed, NULL));
+  event_group = xEventGroupCreate();
+  /* Configure the DTE */
+  esp_modem_dte_config_t dte_config = ESP_MODEM_DTE_DEFAULT_CONFIG();
+  /* setup UART specific configuration based on kconfig options */
+  dte_config.uart_config.port_num = CONFIG_MODEM_UART_PORT_NUM;
+  dte_config.uart_config.tx_io_num = CONFIG_MODEM_UART_TX_PIN;
+  dte_config.uart_config.rx_io_num = CONFIG_MODEM_UART_RX_PIN;
+  dte_config.uart_config.rts_io_num = CONFIG_MODEM_UART_RTS_PIN;
+  dte_config.uart_config.cts_io_num = CONFIG_MODEM_UART_CTS_PIN;
+  dte_config.uart_config.rx_buffer_size = CONFIG_MODEM_UART_RX_BUFFER_SIZE;
+  dte_config.uart_config.tx_buffer_size = CONFIG_MODEM_UART_TX_BUFFER_SIZE;
+  dte_config.uart_config.event_queue_size = CONFIG_MODEM_UART_EVENT_QUEUE_SIZE;
+  dte_config.task_stack_size = CONFIG_MODEM_UART_EVENT_TASK_STACK_SIZE;
+  dte_config.task_priority = CONFIG_MODEM_UART_EVENT_TASK_PRIORITY;
+  dte_config.dte_buffer_size = CONFIG_MODEM_UART_RX_BUFFER_SIZE / 2;
+  /* Configure the DCE */
+  esp_modem_dce_config_t dce_config =
+      ESP_MODEM_DCE_DEFAULT_CONFIG(GetSysConf()->gsmSettings.APN);
+  /* Configure the PPP netif */
+  esp_netif_inherent_config_t esp_netif_conf = ESP_NETIF_INHERENT_DEFAULT_PPP();
+
+  esp_netif_conf.route_prio = PPP_PRIO;
+  esp_netif_config_t netif_ppp_config = ESP_NETIF_DEFAULT_PPP();
+
+  netif_ppp_config.base = &esp_netif_conf;
+
+  /* Init netif object */
+  ppp_netif = esp_netif_new(&netif_ppp_config);
+  assert(ppp_netif);
+  dce = esp_modem_new_dev(ESP_MODEM_DCE_SIM800, &dte_config, &dce_config,
+                          ppp_netif);
+  assert(dce);
+
+  if (esp_modem_set_baud(dce, CUSTOM_MODEM_BAUDRATE) == ESP_OK)
+    uart_set_baudrate(0, CUSTOM_MODEM_BAUDRATE);
+
+  mod_info.model[0] = 0x00;
+
+  int OperationRepeate = 0;
+  // MODULE NAME
+  while (esp_modem_get_module_name(dce, mod_info.model) != ESP_OK) {
+    if (OperationRepeate++ >= MAX_COMMAND_REPEATE_NUMBER) {
+      ESP_LOGE(TAG, "Error get module name");
+      goto modem_init_fail;
     }
+    ESP_LOGW(TAG, "Retry get module name");
+    vTaskDelay(pdMS_TO_TICKS(1000));
+  }
+  ESP_LOGI(TAG, "Module type:%s", mod_info.model);
 
-    ESP_ERROR_CHECK(esp_event_handler_register(IP_EVENT, ESP_EVENT_ANY_ID, &on_ip_event, NULL));
+  // IMSI
-    ESP_ERROR_CHECK(esp_event_handler_register(NETIF_PPP_STATUS, ESP_EVENT_ANY_ID, &on_ppp_changed, NULL));
+  OperationRepeate = 0;
-    event_group = xEventGroupCreate();
+  mod_info.imsi[0] = 0x00;
-    /* Configure the DTE */
+  while (esp_modem_get_imsi(dce, mod_info.imsi) != ESP_OK) {
-    esp_modem_dte_config_t dte_config = ESP_MODEM_DTE_DEFAULT_CONFIG();
+    if (OperationRepeate++ >= MAX_COMMAND_REPEATE_NUMBER) {
-    /* setup UART specific configuration based on kconfig options */
+      ESP_LOGE(TAG, "Error get IMSI");
-    dte_config.uart_config.port_num = CONFIG_MODEM_UART_PORT_NUM;
+      goto modem_init_fail;
-    dte_config.uart_config.tx_io_num = CONFIG_MODEM_UART_TX_PIN;
-    dte_config.uart_config.rx_io_num = CONFIG_MODEM_UART_RX_PIN;
-    dte_config.uart_config.rts_io_num = CONFIG_MODEM_UART_RTS_PIN;
-    dte_config.uart_config.cts_io_num = CONFIG_MODEM_UART_CTS_PIN;
-    dte_config.uart_config.rx_buffer_size = CONFIG_MODEM_UART_RX_BUFFER_SIZE;
-    dte_config.uart_config.tx_buffer_size = CONFIG_MODEM_UART_TX_BUFFER_SIZE;
-    dte_config.uart_config.event_queue_size = CONFIG_MODEM_UART_EVENT_QUEUE_SIZE;
-    dte_config.task_stack_size = CONFIG_MODEM_UART_EVENT_TASK_STACK_SIZE;
-    dte_config.task_priority = CONFIG_MODEM_UART_EVENT_TASK_PRIORITY;
-    dte_config.dte_buffer_size = CONFIG_MODEM_UART_RX_BUFFER_SIZE / 2;
-    /* Configure the DCE */
-    esp_modem_dce_config_t dce_config = ESP_MODEM_DCE_DEFAULT_CONFIG(GetSysConf()->gsmSettings.APN);
-    /* Configure the PPP netif */
-    esp_netif_inherent_config_t esp_netif_conf = ESP_NETIF_INHERENT_DEFAULT_PPP();
-
-    esp_netif_conf.route_prio = PPP_PRIO;
-    esp_netif_config_t netif_ppp_config = ESP_NETIF_DEFAULT_PPP();
-
-    netif_ppp_config.base = &esp_netif_conf;
-
-    /* Init netif object */
-    ppp_netif = esp_netif_new(&netif_ppp_config);
-    assert(ppp_netif);
-    dce = esp_modem_new_dev(ESP_MODEM_DCE_SIM800, &dte_config, &dce_config, ppp_netif);
-    assert(dce);
-
-    mod_info.model[0] = 0x00;
-    int GSMConnectTimeout = 0;
-    while (esp_modem_get_module_name(dce, mod_info.model) != ESP_OK)
-    {
-        if (++GSMConnectTimeout >= PPP_MODEM_TIMEOUT)
-            goto modem_init_fail;
-        vTaskDelay(pdMS_TO_TICKS(1000));
     }
-    ESP_LOGI(TAG, "Module type:%s", mod_info.model);
+    ESP_LOGW(TAG, "Retry get IMSI");
+    vTaskDelay(pdMS_TO_TICKS(1000));
+  }
+  ESP_LOGI(TAG, "IMSI:%s", mod_info.imsi);
 
-    mod_info.imsi[0] = 0x00;
+  // OPERATOR NAME
-    while (esp_modem_get_imsi(dce, mod_info.imsi) != ESP_OK)
+  OperationRepeate = 0;
-    {
+  mod_info.oper[0] = 0x00;
-        if (++GSMConnectTimeout >= PPP_MODEM_TIMEOUT)
+  int tech = 0;
-            goto modem_init_fail;
+  vTaskDelay(pdMS_TO_TICKS(10000));
-        vTaskDelay(pdMS_TO_TICKS(1000));
+  while (esp_modem_get_operator_name(dce, mod_info.oper, &tech) != ESP_OK) {
+    if (OperationRepeate++ >= MAX_COMMAND_REPEATE_NUMBER) {
+      ESP_LOGE(TAG, "Error get operator name");
+      goto modem_init_fail;
     }
-    ESP_LOGI(TAG, "IMSI:%s", mod_info.imsi);
+    ESP_LOGW(TAG, "Retry get operator name");
+    vTaskDelay(pdMS_TO_TICKS(10000));
+  }
+  ESP_LOGI(TAG, "Operator:%s", mod_info.oper);
 
-    mod_info.oper[0] = 0x00;
+  // IMEI
-    int tech = 0;
+  mod_info.imei[0] = 0x00;
-    while (esp_modem_get_operator_name(dce, mod_info.oper, &tech) != ESP_OK)
+  OperationRepeate = 0;
-    {
+  while (esp_modem_get_imei(dce, mod_info.imei) != ESP_OK) {
-        if (++GSMConnectTimeout >= PPP_MODEM_TIMEOUT)
+    if (OperationRepeate++ >= MAX_COMMAND_REPEATE_NUMBER) {
-            goto modem_init_fail;
+      ESP_LOGE(TAG, "Error get IMEI");
-        vTaskDelay(pdMS_TO_TICKS(1000));
+      goto modem_init_fail;
     }
-    ESP_LOGI(TAG, "Operator:%s", mod_info.oper);
+    ESP_LOGW(TAG, "Retry get IMEI");
+    vTaskDelay(pdMS_TO_TICKS(1000));
+  }
+  ESP_LOGI(TAG, "IMEI:%s", mod_info.imei);
 
-    mod_info.imei[0] = 0x00;
+  // SWITCH TO CMUX
-    while (esp_modem_get_imei(dce, mod_info.imei) != ESP_OK)
+  OperationRepeate = 0;
-    {
+  while (esp_modem_set_mode(dce, ESP_MODEM_MODE_CMUX) != ESP_OK) {
-        if (++GSMConnectTimeout >= PPP_MODEM_TIMEOUT)
+    if (OperationRepeate++ >= MAX_COMMAND_REPEATE_NUMBER) {
-            goto modem_init_fail;
+      ESP_LOGE(TAG, "Error switch module to CMUX");
-        vTaskDelay(pdMS_TO_TICKS(1000));
+      goto modem_init_fail;
     }
-    ESP_LOGI(TAG, "IMEI:%s", mod_info.imei);
+    ESP_LOGW(TAG, "Retry switch module to CMUX");
+    vTaskDelay(pdMS_TO_TICKS(1000));
+  }
 
-    while (esp_modem_set_mode(dce, ESP_MODEM_MODE_CMUX) != ESP_OK)
+  ESP_LOGI(TAG, "PPP data mode OK");
-    {
+  xEventGroupWaitBits(event_group, CONNECT_BIT, pdTRUE, pdTRUE, pdMS_TO_TICKS(WAIT_FOR_GET_IP * 1000));
-        if (++GSMConnectTimeout >= PPP_MODEM_TIMEOUT)
-            goto modem_init_fail;
-        vTaskDelay(pdMS_TO_TICKS(1000));
-    }
 
-    ESP_LOGI(TAG, "PPP data mode OK");
+  isPPPinitializing = false;
+  vTaskDelete(NULL);
 
-    xEventGroupWaitBits(event_group, CONNECT_BIT, pdTRUE, pdTRUE, portMAX_DELAY);
+  return;
-
-    isPPPinitializing = false;
-    vTaskDelete(NULL);
-
-    return;
 modem_init_fail:
-    ESP_LOGE(TAG, "PPP modem init error");
+  ESP_LOGE(TAG, "PPP modem initialization fail");
-    isPPPinitializing = false;
+  isPPPinitializing = false;
-    vTaskDelete(NULL);
+  vTaskDelete(NULL);
 }
 
-void PPPModemColdStart(void)
+void PPPModemColdStart(void) {
-{
+  ResetType = 0;
-    ResetType = 0;
+  xTaskCreatePinnedToCore(GSMInitTask, "GSMInitTask", 1024 * 6, &ResetType, 3,
-    xTaskCreate(GSMInitTask, "GSMInitTask", 1024 * 6, &ResetType, 3, &initTaskhandle);
+              &initTaskhandle, 1);
+  ESP_LOGI(TAG, "Start GSM cold initialization task");
 }
 
-void PPPModemSoftRestart(void)
+void PPPModemSoftRestart(void) {
-{
+  ResetType = 1;
-    ResetType = 1;
+  xTaskCreate(GSMInitTask, "GSMInitTask", 1024 * 6, &ResetType, 3,
-    xTaskCreate(GSMInitTask, "GSMInitTask", 1024 * 6, &ResetType, 3, &initTaskhandle);
+              &initTaskhandle);
+  ESP_LOGI(TAG, "Start GSM soft initialization task");
 }
 
-static void GSMRunTask(void *pvParameter)
+static void GSMRunTask(void *pvParameter) {
-{
+  while (1) {
-    while (1)
+    if (!isPPPConn && !isPPPinitializing) { // try to reconnect modem
-    {
+      ESP_LOGW(TAG, "Module restart by watchdog");
-        if (!isPPPConn && !isPPPinitializing)
+      PPPModemColdStart();
-        { //try to reconnect modem
-            ESP_LOGI(TAG, "PPP modem restart");
-            PPPModemColdStart();
-        }
-        vTaskDelay(pdMS_TO_TICKS(30000));
     }
+    vTaskDelay(pdMS_TO_TICKS(WATCHDOG_INTERVAL * 1000));
+  }
 }
 
-void PPPModemStart(void)
+void PPPModemStart(void) {
-{
+  xTaskCreatePinnedToCore(GSMRunTask, "GSMRunTask", 1024 * 4, &ResetType, 3, NULL, 1);
-    xTaskCreate(GSMRunTask, "GSMRunTask", 1024 * 4, &ResetType, 3, NULL);
 }
 
-int PPPModemGetRSSI(void)
+int PPPModemGetRSSI(void) {
-{
+  int rssi = -1, ber;
-    int rssi = -1, ber;
+  if (isPPPConn)
     esp_modem_get_signal_quality(dce, &rssi, &ber);
-    return rssi;
+  return rssi;
 }
 
-void ModemSetATTimeout(int timeout)
+void ModemSetATTimeout(int timeout) { attimeout = timeout; }
-{
+
-    attimeout = timeout;
+void ModemSendAT(char *cmd, char *resp, int timeout) {
+  ESP_LOGI(TAG, "Command:%s", cmd);
+  int res = esp_modem_at(dce, cmd, resp, attimeout);
+  switch (res) {
+  case 0:
+    ESP_LOGI(TAG, "OK");
+    break;
+  case 1:
+    ESP_LOGE(TAG, "FAIL");
+    break;
+  case 2:
+    ESP_LOGE(TAG, "TIMEOUT");
+    break;
+  }
+
+  ESP_LOGI(TAG, "Response:%s", resp);
 }
 
-void ModemSendAT(char *cmd, char *resp, int timeout)
+esp_err_t cmd_cb(uint8_t *data, int len) {
-{
+  ESP_LOGI(TAG, "Response:%*s", len, data);
-    ESP_LOGI(TAG, "Command:%s", cmd);
+  return ESP_OK;
-   int res = esp_modem_at(dce, cmd, resp, attimeout);
-    switch(res)
-    {
-        case 0:
-            ESP_LOGI(TAG, "OK");
-            break;
-        case 1:
-            ESP_LOGE(TAG, "FAIL");
-            break;
-        case 2:
-            ESP_LOGE(TAG, "TIMEOUT");
-            break;
-    }
-
-    ESP_LOGI(TAG, "Response:%s", resp);
 }
 
-esp_err_t cmd_cb(uint8_t* data, int len)
+void ModemSendSMS(void) { esp_modem_command(dce, "atd", &cmd_cb, 3000); }
-{
-    ESP_LOGI(TAG, "Response:%*s", len, data);
-    return ESP_OK;
-}
-
-void ModemSendSMS(void)
-{
-esp_modem_command(dce, "atd", &cmd_cb, 3000);
-}
 
 #endif
-

src/HTTPServer.c

@@ -57,19 +57,24 @@ void regHTTPUserAppHandlers(char *url,
 
 }
 
+#define BASIC_LOGIN_LENGTH 31
+#define BASIC_PASS_LENGTH 31
+#define BASIC_DECODED_LENGTH (BASIC_LOGIN_LENGTH + BASIC_PASS_LENGTH + 1 + 1)
+#define BASIC_ENCODED_LENGTH (BASIC_DECODED_LENGTH * 4 / 3)
+
 static esp_err_t CheckAuth(httpd_req_t *req)
 {
-    unsigned char pass[18] = { 0 }; //max length of login:password decoded string
+    unsigned char pass[BASIC_DECODED_LENGTH] = { 0 }; //max length of login:password decoded string
-    unsigned char inp[31];  //max length of login:password coded string plus Basic
+    unsigned char inp[BASIC_ENCODED_LENGTH];  //max length of login:password coded string plus Basic
     const char keyword1[] = "Basic ";
     const int keyword1len = sizeof(keyword1) - 1;
-    if (httpd_req_get_hdr_value_len(req, "Authorization") > 31)
+    if (httpd_req_get_hdr_value_len(req, "Authorization") > BASIC_ENCODED_LENGTH)
     {
         httpd_resp_set_hdr(req, "Connection", "close");
         httpd_resp_send_err(req, HTTPD_431_REQ_HDR_FIELDS_TOO_LARGE, "Authorization field value is too large");
         return ESP_FAIL;
     }
-    httpd_req_get_hdr_value_str(req, "Authorization", (char*) inp, 31);
+    httpd_req_get_hdr_value_str(req, "Authorization", (char*) inp, BASIC_ENCODED_LENGTH);
     unsigned char *pt = memmem(inp, sizeof(inp), keyword1, keyword1len);
     if (pt)
     {
@@ -460,7 +465,11 @@ esp_err_t start_file_server(void)
         return ESP_ERR_NO_MEM;
     }
     strlcpy(server_data->base_path, "/", sizeof("/"));
+#if CONFIG_SDCARD_ENABLE
+    strlcpy(server_data->base_path2, "/sdcard", sizeof("/sdcard"));
+#else
     strlcpy(server_data->base_path2, "/data", sizeof("/data"));
+#endif
     server = start_webserver();
     return ESP_OK;
 }

src/MQTT.c

@@ -28,17 +28,13 @@
 
 #define TAG "MQTT"
 #define SERVICE_NAME "SYSTEM"          // Dedicated service name
-#define FILE_SERVICE_NAME "FILE"
-#define EXTERNAL_SERVICE_NAME "RS485"
-#define UPLINK_SUBTOPIC "UPLINK"        // Device publish to this topic
-#define DOWNLINK_SUBTOPIC "DWLINK"      // Device listen from this topic
 
 #define MQTT_DEBUG_MODE  CONFIG_WEBGUIAPP_MQTT_DEBUG_LEVEL
 
 #define MQTT_MESSAGE_BUFER_LENTH 10  //size of mqtt queue
 #define MQTT_RECONNECT_CHANGE_ADAPTER  3
 
-#define MQTT_RECONNECT_TIMEOUT 20
+#define MQTT_RECONNECT_TIMEOUT 10
 
 #if CONFIG_WEBGUIAPP_MQTT_ENABLE
 
@@ -107,8 +103,8 @@ void ComposeTopic(char *topic, int idx, char *service_name, char *direct)
     strcat((char*) topic, GetSysConf()->mqttStation[idx].GroupName);                // Global system name
     strcat((char*) topic, "/");
     strcat((char*) topic, GetSysConf()->mqttStation[idx].ClientID);     // Device client name  (for multiclient devices)
-    strcat((char*) topic, "-");
+    //strcat((char*) topic, "-");
-    strcat((char*) topic, GetSysConf()->ID);                 //
+    //strcat((char*) topic, GetSysConf()->ID);                 //
     strcat((char*) topic, "/");
     strcat((char*) topic, (const char*) service_name);  // Device service name
     strcat((char*) topic, "/");
@@ -127,6 +123,7 @@ esp_err_t SysServiceMQTTSend(char *data, int len, int idx)
         ComposeTopic(DSS.topic, idx, SERVICE_NAME, UPLINK_SUBTOPIC);
         DSS.raw_data_ptr = buf;
         DSS.data_length = len;
+        DSS.keep_memory_onfinish = false;
         if (xQueueSend(GetMQTTHandlesPool(idx)->mqtt_queue, &DSS, pdMS_TO_TICKS(0)) == pdPASS)
             return ESP_OK;
         else
@@ -221,13 +218,6 @@ static void mqtt_system_event_handler(int idx, void *handler_args, esp_event_bas
             ESP_LOGI(TAG, "Subscribe to %s", topic);
 #endif
 
-            ComposeTopic(topic, idx, FILE_SERVICE_NAME, DOWNLINK_SUBTOPIC);
-            msg_id = esp_mqtt_client_subscribe(client, (char*) topic, 0);
-#if MQTT_DEBUG_MODE > 0
-            ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
-            ESP_LOGI(TAG, "Subscribe to %s", topic);
-#endif
-
 #ifdef  CONFIG_WEBGUIAPP_UART_TRANSPORT_ENABLE
             if (GetSysConf()->serialSettings.Flags.IsBridgeEnabled)
             {
@@ -273,7 +263,9 @@ static void mqtt_system_event_handler(int idx, void *handler_args, esp_event_bas
         case MQTT_EVENT_DATA:
 
 #if MQTT_DEBUG_MODE > 1
-            ESP_LOGI(TAG, "MQTT_EVENT_DATA, client %d", idx);
+            ESP_LOGI(TAG, "MQTT_EVENT_DATA, client:%d, data-length:%d, offset:%d ", idx, event->data_len, event->current_data_offset);
+
+            ESP_LOGI(TAG, "MQTT client %d data received:%.*s", idx, event->data_len, event->data);
 #endif
             if (event->data_len == 0 || event->current_data_offset > 0) //possible fragments of long data
                 goto end_of_system_handler;
@@ -302,13 +294,6 @@ static void mqtt_system_event_handler(int idx, void *handler_args, esp_event_bas
                     ESP_LOGE(TAG, "Out of free RAM for MQTT API handle");
             }
 
-            ComposeTopic(topic, idx, FILE_SERVICE_NAME, DOWNLINK_SUBTOPIC);
-            if (!memcmp(topic, event->topic, event->topic_len))
-            {
-                ESP_LOGI(TAG, "Got data for FILE_SYSTEM_SERVICE:%s", event->data);
-                //Here handler of file system operations
-            }
-
 #ifdef  CONFIG_WEBGUIAPP_UART_TRANSPORT_ENABLE
             if (GetSysConf()->serialSettings.Flags.IsBridgeEnabled)
             {
@@ -406,7 +391,7 @@ void MQTTTaskTransmit(void *pvParameter)
         {
 
 #if MQTT_DEBUG_MODE > 1
-            ESP_LOGI(TAG, "MQTT client %d data send:%.*s", idx, DSS.data_length, DSS.raw_data_ptr);
+            ESP_LOGW(TAG, "MQTT client %d data send:%.*s", idx, DSS.data_length, DSS.raw_data_ptr);
 #endif
             esp_mqtt_client_publish(mqtt[idx].mqtt,
                                     (const char*) DSS.topic,
@@ -467,7 +452,7 @@ static void start_mqtt()
             esp_mqtt_client_register_event(mqtt[i].mqtt, ESP_EVENT_ANY_ID, mqtt[i].user_event_handler, &mqtt[i]);
             esp_event_handler_register(IP_EVENT, ESP_EVENT_ANY_ID, &reconnect_MQTT_handler, &mqtt[i].mqtt);
             esp_mqtt_client_start(mqtt[i].mqtt);
-            xTaskCreate(MQTTTaskTransmit, "MQTTTaskTransmit", 1024 * 2, (void*) &mqtt[i].mqtt_index, 3, NULL);
+            xTaskCreate(MQTTTaskTransmit, "MQTTTaskTransmit", 1024 * 4, (void*) &mqtt[i].mqtt_index, 3, NULL);
         }
     }
 }

src/RawMemAPI.c

@@ -1,214 +0,0 @@
-/* Copyright 2024 Bogdan Pilyugin
- *
- * 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.
- *
- *   File name: RawMemAPI.c
- *     Project: WebguiappTemplate
- *  Created on: 2024-03-11
- *      Author: bogd
- * Description:	
- */
-
-#include "RawMemAPI.h"
-#include "SystemApplication.h"
-#include <SysConfiguration.h>
-#include <webguiapp.h>
-#include "esp_vfs.h"
-#include "mbedtls/base64.h"
-
-#define TAG "RAW_MEM_API"
-
-/*
- {
- "operation" : 1,
- "mem_object": "testfile.txt",
- "offset" : 2000,
- "size : 4096,
- "data" : "" ,
- }
- */
-
-#define READ_ORERATION 1
-#define DELETE_ORERATION 2
-#define APPEND_ORERATION 3
-#define REPLACE_ORERATION 4
-
-static const char *dirpath = "/data/";
-#define MEM_OBLECT_MAX_LENGTH 32
-
-void RawDataHandler(char *argres, int rw)
-{
-    int operation = 0;
-    int offset;
-    int size;
-    char mem_object[MEM_OBLECT_MAX_LENGTH];
-    char filepath[FILE_PATH_MAX];
-    struct stat file_stat;
-
-    struct jReadElement result;
-    jRead(argres, "", &result);
-    if (result.dataType != JREAD_OBJECT)
-    {
-        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:not an object\"");
-        return;
-    }
-
-    jRead(argres, "{'operation'", &result);
-    if (result.elements == 1)
-    {
-        operation = atoi((char*) result.pValue);
-        if (operation < 1 || operation > 2)
-        {
-            snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:'operation' value not in [1...2]\"");
-            return;
-        }
-    }
-    else
-    {
-        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:key 'operation' not found\"");
-        return;
-    }
-
-    jRead(argres, "{'mem_object'", &result);
-    if (result.elements == 1)
-    {
-        if (result.bytelen > 0 && result.bytelen < MEM_OBLECT_MAX_LENGTH)
-        {
-            memcpy(mem_object, (char*) result.pValue, result.bytelen);
-            mem_object[result.bytelen] = 0x00;
-        }
-        else
-        {
-            snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:'mem_object' length out of range\"");
-            return;
-        }
-    }
-    else
-    {
-        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:key 'mem_object' not found\"");
-        return;
-    }
-
-    jRead(argres, "{'offset'", &result);
-    if (result.elements == 1)
-    {
-        offset = atoi((char*) result.pValue);
-    }
-    else
-    {
-        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:key 'offset' not found\"");
-        return;
-    }
-
-    jRead(argres, "{'size'", &result);
-    if (result.elements == 1)
-    {
-        size = atoi((char*) result.pValue);
-    }
-    else
-    {
-        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:key 'size' not found\"");
-        return;
-    }
-    //ESP_LOGI(TAG, "Got memory object %s, with offest %d and size %d", mem_object, offset, size);
-
-    strcpy(filepath, dirpath);
-    strcat(filepath, mem_object);
-
-    if (stat(filepath, &file_stat) == -1)
-    {
-        ESP_LOGE("FILE_API", "File does not exist : %s", mem_object);
-        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:DIR_NOT_FOUND\"");
-        return;
-    }
-
-    if (operation == DELETE_ORERATION)
-    {
-        unlink(filepath);
-        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"DELETED OK\"");
-        return;
-    }
-    else if (operation == READ_ORERATION)
-    {
-        FILE *f = fopen(filepath, "r");
-        if (f == NULL)
-        {
-            ESP_LOGE(TAG, "Failed to open file %s for writing", mem_object);
-            return;
-        }
-        char *dat = (char*) malloc(size + 1);
-        if (dat == NULL)
-        {
-            snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR: no memory to handle request\"");
-            return;
-        }
-        fseek(f, offset, SEEK_SET);
-        int read = fread(dat, 1, size, f);
-        dat[read] = 0x00;
-        fclose(f);
-
-        struct jWriteControl jwc;
-        jwOpen(&jwc, argres, VAR_MAX_VALUE_LENGTH, JW_OBJECT, JW_COMPACT);
-        jwObj_int(&jwc, "operation", operation);
-        jwObj_string(&jwc, "mem_object", mem_object);
-        jwObj_int(&jwc, "offset", offset);
-        jwObj_int(&jwc, "size", read);
-        jwObj_string(&jwc, "dat", dat);
-        jwClose(&jwc);
-        free(dat);
-    }
-    else if (operation == APPEND_ORERATION || operation == REPLACE_ORERATION)
-    {
-        jRead(argres, "{'dat'", &result);
-        if (result.elements == 1)
-        {
-            if (result.bytelen > 0 && result.bytelen <= size)
-            {
-                //memcpy(mem_object, (char*) result.pValue, result.bytelen);
-                //mem_object[result.bytelen] = 0x00;
-                if (operation == REPLACE_ORERATION)
-                    FILE *f = fopen(filepath, "w");
-                else if (operation == APPEND_ORERATION)
-                    FILE *f = fopen(filepath, "a");
-
-                if (f == NULL)
-                {
-                    ESP_LOGE(TAG, "Failed to open file %s for writing", mem_object);
-                    return;
-                }
-                fseek(f, offset, SEEK_SET);
-                int write = fwrite((char*) result.pValue, result.bytelen, 1, f);
-                struct jWriteControl jwc;
-                jwOpen(&jwc, argres, VAR_MAX_VALUE_LENGTH, JW_OBJECT, JW_COMPACT);
-                jwObj_int(&jwc, "operation", operation);
-                jwObj_string(&jwc, "mem_object", mem_object);
-                jwObj_int(&jwc, "offset", offset);
-                jwObj_int(&jwc, "size", write);
-                jwClose(&jwc);
-
-            }
-            else
-            {
-                snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:'dat' length out of range\"");
-                return;
-            }
-        }
-        else
-        {
-            snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:key 'dat' not found\"");
-            return;
-        }
-
-    }
-
-}

src/RestApiHandler.c

@@ -31,7 +31,6 @@
 #include "esp_idf_version.h"
 #include "NetTransport.h"
 #include "esp_vfs.h"
-#include "RawMemAPI.h"
 
 extern SYS_CONFIG SysConfig;
 
@@ -97,7 +96,9 @@ static void funct_mqtt_2_test(char *argres, int rw)
 
 static void funct_def_interface(char *argres, int rw)
 {
-    GetDefaultNetIFName(argres);
+    char interface[3];
+    GetDefaultNetIFName(interface);
+    snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"%s\"", interface);
 }
 
 static void funct_time(char *argres, int rw)
@@ -107,6 +108,20 @@ static void funct_time(char *argres, int rw)
     snprintf(argres, VAR_MAX_VALUE_LENGTH, "%d", (int) now);
 }
 
+static void funct_time_set(char *argres, int rw)
+{
+    time_t unix = atoi(argres);
+    if (unix == 0)
+    {
+        snprintf(argres, VAR_MAX_VALUE_LENGTH, "%s", "\"ERROR_UNIX_TIME_NULL\"");
+        return;
+    }
+    struct timeval tv;
+    tv.tv_sec = unix;
+    SetSystemTimeVal(&tv, "Time set from user API");
+    snprintf(argres, VAR_MAX_VALUE_LENGTH, "%s", "\"TIME_SET_OK\"");
+}
+
 static void funct_uptime(char *argres, int rw)
 {
     snprintf(argres, VAR_MAX_VALUE_LENGTH, "%d", (int) GetUpTime());
@@ -216,7 +231,6 @@ static void funct_wifiscanres(char *argres, int rw)
         strcpy(argres, "\"SYS_ERROR_UNKNOWN\"");
 }
 
-
 #if CONFIG_WEBGUIAPP_GPRS_ENABLE
 void funct_gsm_module(char *argres, int rw)
 {
@@ -255,7 +269,6 @@ void funct_gsm_rssi(char *argres, int rw)
 }
 #endif
 
-
 #ifdef CONFIG_WEBGUIAPP_LORAWAN_ENABLE
 void funct_lora_stat(char *argres, int rw)
 {
@@ -283,7 +296,6 @@ void funct_lora_appkey(char *argres, int rw)
 }
 #endif
 
-
 static void funct_ota_state(char *argres, int rw)
 {
     snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"%s\"", GetUpdateStatus());
@@ -301,50 +313,8 @@ static void funct_ota_newver(char *argres, int rw)
 //CRON implementation BEGIN
 static void funct_cronrecs(char *argres, int rw)
 {
-    if (rw)
+    CronRecordsInterface(argres, rw);
-    {
-        struct jReadElement result;
-        cron_timer_t T = { 0 };
-        jRead(argres, "", &result);
-        if (result.dataType == JREAD_ARRAY)
-        {
-            int i;
-            for (i = 0; i < result.elements; i++)
-            {
-                T.num = jRead_int(argres, "[*{'num'", &i);
-                T.del = jRead_int(argres, "[*{'del'", &i);
-                T.enab = jRead_int(argres, "[*{'enab'", &i);
-                T.prev = jRead_int(argres, "[*{'prev'", &i);
-                jRead_string(argres, "[*{'name'", T.name, sizeof(T.name), &i);
-                jRead_string(argres, "[*{'cron'", T.cron, sizeof(T.cron), &i);
-                jRead_string(argres, "[*{'exec'", T.exec, sizeof(T.exec), &i);
-                memcpy(&GetSysConf()->Timers[T.num - 1], &T, sizeof(cron_timer_t));
-            }
-            ReloadCronSheduler();
-        }
-    }
-    else
-    {
-        struct jWriteControl jwc;
-        jwOpen(&jwc, argres, VAR_MAX_VALUE_LENGTH, JW_ARRAY, JW_COMPACT);
-        for (int idx = 0; idx < CRON_TIMERS_NUMBER; idx++)
-        {
-            cron_timer_t T;
-            memcpy(&T, &GetSysConf()->Timers[idx], sizeof(cron_timer_t));
-            jwArr_object(&jwc);
-            jwObj_int(&jwc, "num", (unsigned int) T.num);
-            jwObj_int(&jwc, "del", (T.del) ? 1 : 0);
-            jwObj_int(&jwc, "enab", (T.enab) ? 1 : 0);
-            jwObj_int(&jwc, "prev", (T.prev) ? 1 : 0);
-            jwObj_string(&jwc, "name", T.name);
-            jwObj_string(&jwc, "cron", T.cron);
-            jwObj_string(&jwc, "exec", T.exec);
-            jwEnd(&jwc);
-        }
-        jwClose(&jwc);
-    }
 }
-
 //CRON implementation END
 
 static void funct_serial_mode(char *argres, int rw)
@@ -358,139 +328,73 @@ static void funct_serial_mode(char *argres, int rw)
 
 }
 
-
 static void funct_objsinfo(char *argres, int rw)
 {
     GetObjectsInfo(argres);
 }
 
+const char *EXEC_ERROR[] = {
+        "EXECUTED_OK",
+        "ERROR_TOO_LONG_COMMAND",
+        "ERROR_OBJECT_NOT_PARSED",
+        "ERROR_ACTION_NOT_PARSED",
+        "ERROR_OBJECT_NOT_FOUND",
+        "ERROR_ACTION_NOT_FOUND",
+        "ERROR_HANDLER_NOT_IMPLEMENTED",
+};
 
 static void funct_exec(char *argres, int rw)
-{
+{
-    if (rw)
+    int res = ExecCommand(argres);
-        ExecCommand(argres);
+    snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"%s\"", EXEC_ERROR[res]);
-    else
-        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"EXECUTED\"");
 }
 
-static const char *dirpath = "/data/";
-
 static void funct_file_list(char *argres, int rw)
 {
-
+#if CONFIG_SDCARD_ENABLE
-    char entrypath[FILE_PATH_MAX];
+    FileListHandler(argres, rw, "/sdcard/");
-    char entrysize[16];
+#else
-    const char *entrytype = "file";
+    FileListHandler(argres, rw, "/data/");
-    struct dirent *entry;
+#endif
-    struct stat entry_stat;
-    DIR *dir = opendir(dirpath);
-    const size_t dirpath_len = strlen(dirpath);
-    strlcpy(entrypath, dirpath, sizeof(entrypath));
-
-    if (!dir)
-    {
-        ESP_LOGE("FILE_API", "Failed to stat dir : %s", dirpath);
-        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:DIR_NOT_FOUND\"");
-        return;
-    }
-
-    struct jWriteControl jwc;
-    jwOpen(&jwc, argres, VAR_MAX_VALUE_LENGTH, JW_ARRAY, JW_COMPACT);
-    while ((entry = readdir(dir)) != NULL)
-    {
-        strlcpy(entrypath + dirpath_len, entry->d_name, sizeof(entrypath) - dirpath_len);
-        entrytype = (entry->d_type == DT_DIR ? "directory" : "file");
-        if (stat(entrypath, &entry_stat) == -1)
-        {
-            ESP_LOGE("FILE_API", "Failed to stat %s : %s", entrytype, entry->d_name);
-            continue;
-        }
-
-        jwArr_object(&jwc);
-        jwObj_string(&jwc, "name", (char*) entry->d_name);
-        jwObj_string(&jwc, "type", entrytype);
-        jwObj_int(&jwc, "size", entry_stat.st_size);
-        jwEnd(&jwc);
-    }
-    jwClose(&jwc);
-
-
 }
 
-static void funct_file_delete(char *argres, int rw)
+static void funct_file_block(char *argres, int rw)
 {
-    char filepath[FILE_PATH_MAX];
+#if CONFIG_SDCARD_ENABLE
-    struct stat file_stat;
+    FileBlockHandler(argres, rw, "/sdcard/");
-    const char *filename = argres;
+#else
-    if (!filename)
+    FileBlockHandler(argres, rw, "/data/");
-    {
+#endif
-        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:DIR_NOT_FOUND\"");
-        return;
-    }
-
-    if (filename[strlen(filename) - 1] == '/')
-    {
-        ESP_LOGE("FILE_API", "Invalid filename : %s", filename);
-        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:DIR_NOT_FOUND\"");
-        return;
-    }
-
-    strcpy(filepath, dirpath);
-    strcat(filepath, filename);
-
-    ESP_LOGI("FILE_API", " filepath to delete : %s", filepath);
-
-    if (stat(filepath, &file_stat) == -1)
-    {
-        ESP_LOGE("FILE_API", "File does not exist : %s", filename);
-        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:DIR_NOT_FOUND\"");
-        /* Respond with 400 Bad Request */
-        return;
-    }
-    unlink(filepath);
-
 }
 
-static void funct_file_get(char *argres, int rw)
+#if CONFIG_SDCARD_ENABLE
+static void funct_sd_list(char *argres, int rw)
 {
-    char filepath[FILE_PATH_MAX];
+    FileListHandler(argres, rw, "/sdcard/");
-    struct stat file_stat;
-    const char *filename = argres;
-    if (!filename)
-    {
-        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:DIR_NOT_FOUND\"");
-        return;
-    }
-
-    if (filename[strlen(filename) - 1] == '/')
-    {
-        ESP_LOGE("FILE_API", "Invalid filename : %s", filename);
-        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:DIR_NOT_FOUND\"");
-        return;
-    }
-
-    strcpy(filepath, dirpath);
-    strcat(filepath, filename);
-
-    ESP_LOGI("FILE_API", " filepath to delete : %s", filepath);
-
-    if (stat(filepath, &file_stat) == -1)
-    {
-        ESP_LOGE("FILE_API", "File does not exist : %s", filename);
-        snprintf(argres, VAR_MAX_VALUE_LENGTH, "\"ERROR:DIR_NOT_FOUND\"");
-        /* Respond with 400 Bad Request */
-        return;
-    }
 }
 
-static void funct_file_put(char *argres, int rw)
+static void funct_sd_block(char *argres, int rw)
 {
+    FileBlockHandler(argres, rw, "/sdcard/");
+}
+#endif
 
+static void funct_lat(char *argres, int rw)
+{
+    if (rw)
+    {
+        GetSysConf()->sntpClient.lat = atof(argres);
+    }
+    snprintf(argres, VAR_MAX_VALUE_LENGTH, "%f", GetSysConf()->sntpClient.lat);
 }
 
-static void funct_raw_data(char *argres, int rw)
+static void funct_lon(char *argres, int rw)
 {
-RawDataHandler(argres, rw);
+    if (rw)
+    {
+        GetSysConf()->sntpClient.lon = atof(argres);
+    }
+    snprintf(argres, VAR_MAX_VALUE_LENGTH, "%f", GetSysConf()->sntpClient.lon);
 }
 
 const int hw_rev = CONFIG_BOARD_HARDWARE_REVISION;
@@ -500,8 +404,9 @@ const bool VAR_FALSE = false;
 const rest_var_t SystemVariables[] =
         {
 
-                { 0, "exec", &funct_exec, VAR_FUNCT, RW, 0, 0 },
+        { 0, "exec", &funct_exec, VAR_FUNCT, RW, 0, 0 },
                 { 0, "time", &funct_time, VAR_FUNCT, R, 0, 0 },
+                { 0, "time_set", &funct_time_set, VAR_FUNCT, RW, 0, 0 },
                 { 0, "uptime", &funct_uptime, VAR_FUNCT, R, 0, 0 },
                 { 0, "free_ram", &funct_fram, VAR_FUNCT, R, 0, 0 },
                 { 0, "free_ram_min", &funct_fram_min, VAR_FUNCT, R, 0, 0 },
@@ -514,14 +419,12 @@ const rest_var_t SystemVariables[] =
                 { 0, "hw_rev", ((int*) &hw_rev), VAR_INT, R, 1, 1024 },
                 //{ 0, "hw_opt", CONFIG_BOARD_HARDWARE_OPTION, VAR_STRING, R, 1, 256 },
 
-
                 { 0, "net_bios_name", &SysConfig.NetBIOSName, VAR_STRING, RW, 3, 31 },
                 { 0, "sys_name", &SysConfig.SysName, VAR_STRING, RW, 3, 31 },
                 { 0, "sys_pass", &SysConfig.SysPass, VAR_PASS, RW, 3, 31 },
                 { 0, "primary_color", CONFIG_WEBGUIAPP_ACCENT_COLOR, VAR_STRING, RW, 3, 31 },
                 { 0, "dark_theme", (bool*) (&VAR_TRUE), VAR_BOOL, R, 0, 1 },
 
-
                 { 0, "ota_url", &SysConfig.OTAURL, VAR_STRING, RW, 3, 128 },
                 { 0, "ota_auto_int", &SysConfig.OTAAutoInt, VAR_INT, RW, 0, 65535 },
                 { 0, "ota_state", &funct_ota_state, VAR_FUNCT, R, 0, 0 },
@@ -544,6 +447,9 @@ const rest_var_t SystemVariables[] =
                 { 0, "sntp_serv3", &SysConfig.sntpClient.SntpServer3Adr, VAR_STRING, RW, 3, 32 },
                 { 0, "sntp_enab", &SysConfig.sntpClient.Flags1.bIsGlobalEnabled, VAR_BOOL, RW, 0, 1 },
 
+                { 0, "lat", &funct_lat, VAR_FUNCT, RW, 0, 0 },
+                { 0, "lon", &funct_lon, VAR_FUNCT, RW, 0, 0 },
+
 #if CONFIG_WEBGUIAPP_MQTT_ENABLE
                 { 0, "mqtt_1_enab", &SysConfig.mqttStation[0].Flags1.bIsGlobalEnabled, VAR_BOOL, RW, 0, 1 },
                 { 0, "mqtt_1_serv", &SysConfig.mqttStation[0].ServerAddr, VAR_STRING, RW, 3, 63 },
@@ -612,7 +518,7 @@ const rest_var_t SystemVariables[] =
                 { 0, "wifi_scan_res", &funct_wifiscanres, VAR_FUNCT, R, 0, 0 },
                 { 0, "wifi_level", &funct_wifi_level, VAR_FUNCT, R, 0, 0 },
 
-                #endif
+#endif
 
 #if CONFIG_WEBGUIAPP_GPRS_ENABLE
                 { 0, "gsm_enab", &SysConfig.gsmSettings.Flags1.bIsGSMEnabled, VAR_BOOL, RW, 0, 1 },
@@ -630,7 +536,7 @@ const rest_var_t SystemVariables[] =
                 { 0, "gsm_dns2", &SysConfig.gsmSettings.DNSAddr2, VAR_IPADDR, RW, 0, 0 },
                 { 0, "gsm_dns3", &SysConfig.gsmSettings.DNSAddr3, VAR_IPADDR, RW, 0, 0 },
                 { 0, "gsm_stat", &funct_gsm_stat, VAR_FUNCT, R, 0, 0 },
-#ifdef CONFIG_WEBGUIAPP_MODEM_AT_ACCESS
+                #ifdef CONFIG_WEBGUIAPP_MODEM_AT_ACCESS
                 { 0, "gsm_at_timeout", &funct_gsm_at_timeout, VAR_FUNCT, R, 0, 0 },
                 { 0, "gsm_at", &funct_gsm_at, VAR_FUNCT, R, 0, 0 },
 #endif
@@ -638,7 +544,7 @@ const rest_var_t SystemVariables[] =
                 { 0, "gsm_visible", (bool*) (&VAR_TRUE), VAR_BOOL, R, 0, 1 },
                 #else
                 { 0, "gsm_visible", (bool*) (&VAR_FALSE), VAR_BOOL, R, 0, 1 },
-#endif
+                #endif
 
 #ifdef CONFIG_WEBGUIAPP_UART_TRANSPORT_ENABLE
                 { 0, "serial_enab", &SysConfig.serialSettings.Flags.IsSerialEnabled, VAR_BOOL, RW, 0, 1 },
@@ -647,14 +553,13 @@ const rest_var_t SystemVariables[] =
                 { 0, "serial_baud", &SysConfig.serialSettings.BaudRate, VAR_INT, RW, 1200, 4096000 },
                 { 0, "serial_break", &SysConfig.serialSettings.InputBrake, VAR_INT, RW, 1, 50 },
                 { 0, "serial_visible", (bool*) (&VAR_TRUE), VAR_BOOL, R, 0, 1 },
-#else
+                #else
                 { 0, "serial_visible", (bool*) (&VAR_FALSE), VAR_BOOL, R, 0, 1 },
-#endif
+                #endif
-
 
 #ifdef CONFIG_WEBGUIAPP_LORAWAN_ENABLE
                 { 0, "lora_enab", &SysConfig.lorawanSettings.Flags1.bIsLoRaWANEnabled, VAR_BOOL, RW, 0, 1 },
-                { 0, "lora_visible", (bool*) (&VAR_TRUE), VAR_BOOL, RW, 0, 1 },
+                { 0, "lora_visible", (bool*) (&VAR_TRUE), VAR_BOOL, R, 0, 1 },
                 { 0, "lora_devid", &funct_lora_devid, VAR_FUNCT, RW, 0, 0 },
                 { 0, "lora_appid", &funct_lora_appid, VAR_FUNCT, RW, 0, 0 },
                 { 0, "lora_appkey", &funct_lora_appkey, VAR_FUNCT, R, 0, 0 },
@@ -662,12 +567,7 @@ const rest_var_t SystemVariables[] =
 
 #else
                 { 0, "lora_visible", (bool*) (&VAR_FALSE), VAR_BOOL, R, 0, 1 },
-#endif
+                #endif
-
-
-
-
-
 
 #ifdef CONFIG_WEBGUIAPP_MBTCP_ENABLED
                 { 0, "mbtcp_enab", &SysConfig.modbusSettings.IsModbusTCPEnabled, VAR_BOOL, RW, 0, 1 },
@@ -675,20 +575,22 @@ const rest_var_t SystemVariables[] =
                 { 0, "mbtcp_visible", (bool*) (&VAR_TRUE), VAR_BOOL, R, 0, 1 },
 #else
                 { 0, "mbtcp_visible", (bool*) (&VAR_FALSE), VAR_BOOL, R, 0, 1 },
-#endif
+                #endif
                 { 0, "cronrecs", &funct_cronrecs, VAR_FUNCT, RW, 0, 0 },
                 { 0, "objsinfo", &funct_objsinfo, VAR_FUNCT, R, 0, 0 },
 
                 { 0, "file_list", &funct_file_list, VAR_FUNCT, R, 0, 0 },
-                { 0, "file_delete", &funct_file_delete, VAR_FUNCT, R, 0, 0 },
+                { 0, "file_block", &funct_file_block, VAR_FUNCT, R, 0, 0 },
-                { 0, "file_get", &funct_file_get, VAR_FUNCT, R, 0, 0 },
+                #if CONFIG_SDCARD_ENABLE
-                { 0, "file_put", &funct_file_put, VAR_FUNCT, R, 0, 0 },
+                { 0, "sd_list", &funct_sd_list, VAR_FUNCT, R, 0, 0 },
-
+                { 0, "sd_block", &funct_sd_block, VAR_FUNCT, R, 0, 0 },
-                { 0, "raw_data", &funct_raw_data, VAR_FUNCT, R, 0, 0 },
+                { 0, "sd_visible", (bool*) (&VAR_TRUE), VAR_BOOL, R, 0, 1 }
+#else
+                { 0, "sd_visible", (bool*) (&VAR_FALSE), VAR_BOOL, R, 0, 1 },
+        #endif
 
         };
 
-
 esp_err_t SetConfVar(char *name, char *val, rest_var_types *tp)
 {
     rest_var_t *V = NULL;
@@ -730,6 +632,12 @@ esp_err_t SetConfVar(char *name, char *val, rest_var_types *tp)
             else
                 return ESP_ERR_INVALID_ARG;
         break;
+        case VAR_CHAR:
+            constr = atoi(val);
+            if (constr < V->minlen || constr > V->maxlen)
+                return ESP_ERR_INVALID_ARG;
+            *((uint8_t*) V->ref) = constr;
+        break;
         case VAR_INT:
             constr = atoi(val);
             if (constr < V->minlen || constr > V->maxlen)
@@ -799,6 +707,9 @@ esp_err_t GetConfVar(char *name, char *val, rest_var_types *tp)
         case VAR_INT:
             itoa(*((int*) V->ref), val, 10);
         break;
+        case VAR_CHAR:
+            itoa(*((uint8_t*) V->ref), val, 10);
+        break;
         case VAR_STRING:
             strcpy(val, (char*) V->ref);
         break;

src/SNTP.c

@@ -134,9 +134,27 @@ void StartSystemTimer(void)
     ESP_ERROR_CHECK(esp_timer_start_periodic(system_seconds_timer, 1000000));
 }
 
+void SetSystemTime(struct tm *time, const char* source)
+{
+    time_t t = mktime(time);
+    ESP_LOGI("SNTP","Setting time: %s from the source %s", asctime(time), source);
+    struct timeval now = { .tv_sec = t };
+    settimeofday(&now, NULL);
+    TimeObtainHandler(&now);
+}
+
+void SetSystemTimeVal(struct timeval *tv, const char* source)
+{
+    ESP_LOGI("SNTP","Setting time: %d from the source %s", (int)(tv->tv_sec), source);
+    settimeofday(tv, NULL);
+    TimeObtainHandler(tv);
+}
+
 void SecondTickSystem(void *param)
 {
     ++UpTime;
+    MidnightTimer();
+    FileBlockTimeoutCounter();
 }
 
 uint32_t GetUpTime(void)

src/SerialPort.c

@@ -131,8 +131,8 @@ void serial_RX_task(void *arg)
 
                             if (GetSysConf()->serialSettings.Flags.IsBridgeEnabled)
                             {
-                                ExternalServiceMQTTSend(rxbuf, buffered_size, 0);
+                                ExternalServiceMQTTSend(EXTERNAL_SERVICE_NAME, rxbuf, buffered_size, 0);
-                                ExternalServiceMQTTSend(rxbuf, buffered_size, 1);
+                                ExternalServiceMQTTSend(EXTERNAL_SERVICE_NAME, rxbuf, buffered_size, 1);
                             }
                             else
                                 ReceiveHandlerAPI();

src/SysComm.c

@@ -54,8 +54,8 @@ static sys_error_code PayloadDefaultTypeHandler(data_message_t *MSG)
     jwObj_int(&jwc, "msgid", MSG->parsedData.msgID);
     jwObj_string(&jwc, "srcid", GetSysConf()->ID);
     jwObj_string(&jwc, "dstid", MSG->parsedData.srcID);
-    char time[RFC3339_TIMESTAMP_LENGTH];
+    char time[ISO8601_TIMESTAMP_LENGTH];
-    GetRFC3339Time(time);
+    GetISO8601Time(time);
     jwObj_string(&jwc, "time", time);
     jwObj_int(&jwc, "msgtype", DATA_MESSAGE_TYPE_RESPONSE);
     jwObj_int(&jwc, "payloadtype", MSG->parsedData.payloadType);
@@ -330,8 +330,8 @@ esp_err_t ServiceDataHandler(data_message_t *MSG)
         jwObj_int(&jwc, "msgid", MSG->parsedData.msgID);
         jwObj_string(&jwc, "srcid", GetSysConf()->ID);
         jwObj_string(&jwc, "dstid", MSG->parsedData.srcID);
-        char time[RFC3339_TIMESTAMP_LENGTH];
+        char time[ISO8601_TIMESTAMP_LENGTH];
-        GetRFC3339Time(time);
+        GetISO8601Time(time);
         jwObj_string(&jwc, "time", time);
         jwObj_int(&jwc, "messtype", DATA_MESSAGE_TYPE_RESPONSE);
         const char *err_br;

src/SysConfiguration.c

@@ -99,6 +99,9 @@ esp_err_t WebGuiAppInit(void)
 #if CONFIG_WEBGUIAPP_I2C_ENABLE
     InitSysI2C();
 #endif
+#if CONFIG_SDCARD_ENABLE
+    InitSysSDCard();
+#endif
 
     esp_err_t err = nvs_flash_init();
     ESP_ERROR_CHECK(esp_netif_init());
@@ -106,7 +109,7 @@ esp_err_t WebGuiAppInit(void)
     if (err == ESP_ERR_NVS_NO_FREE_PAGES || err == ESP_ERR_NVS_NEW_VERSION_FOUND
             ||
             MANUAL_RESET == 1
-            #if (MAIN_FUNCTIONAL_BUTTON_GPIO >= 0)
+                    #if (MAIN_FUNCTIONAL_BUTTON_GPIO >= 0)
             || gpio_get_level(MAIN_FUNCTIONAL_BUTTON_GPIO) == 0
                     #endif
                     )
@@ -157,7 +160,8 @@ esp_err_t WebGuiAppInit(void)
     /*Start services depends on client connection*/
 #if CONFIG_WEBGUIAPP_GPRS_ENABLE || CONFIG_WEBGUIAPP_ETHERNET_ENABLE || CONFIG_WEBGUIAPP_WIFI_ENABLE
     ESP_ERROR_CHECK(start_file_server());
-    StartTimeGet();
+    if (GetSysConf()->sntpClient.Flags1.bIsGlobalEnabled)
+        StartTimeGet();
     //regTimeSyncCallback(&TimeObtainHandler);
     //mDNSServiceStart();
 
@@ -174,7 +178,6 @@ esp_err_t WebGuiAppInit(void)
     InitSerialPort();
 #endif
 
-
     return ESP_OK;
 }
 
@@ -249,7 +252,7 @@ static void ResetSysConfig(SYS_CONFIG *Conf)
 
     UINT32_VAL d;
     GetChipId((uint8_t*) d.v);
-    snprintf(Conf->SN, 11, "%010u", (unsigned int)swap(d.Val));
+    snprintf(Conf->SN, 11, "%010u", (unsigned int) swap(d.Val));
 
     Conf->ColorSheme = CONFIG_WEBGUIAPP_DEFAULT_COLOR_SCHEME;
 
@@ -361,23 +364,29 @@ esp_netif_str_to_ip4(CONFIG_WEBGUIAPP_DNS3_ADDRESS_DEFAULT, (esp_ip4_addr_t*) &C
            sizeof(CONFIG_WEBGUIAPP_MQTT_SYSTEM_NAME));
     memcpy(Conf->mqttStation[0].GroupName, CONFIG_WEBGUIAPP_MQTT_GROUP_NAME,
            sizeof(CONFIG_WEBGUIAPP_MQTT_GROUP_NAME));
-    memcpy(Conf->mqttStation[0].ClientID, CONFIG_WEBGUIAPP_MQTT_CLIENT_ID_1,
+
-           sizeof(CONFIG_WEBGUIAPP_MQTT_CLIENT_ID_1));
+    Conf->mqttStation[0].ClientID[0] = 0x00;
+    strcat(Conf->mqttStation[0].ClientID, CONFIG_WEBGUIAPP_MQTT_CLIENT_ID_1);
+    strcat(Conf->mqttStation[0].ClientID, "-");
+    strcat(Conf->mqttStation[0].ClientID, Conf->ID);
+
     memcpy(Conf->mqttStation[0].UserName, CONFIG_WEBGUIAPP_MQTT_USERNAME,
            sizeof(CONFIG_WEBGUIAPP_MQTT_USERNAME));
     memcpy(Conf->mqttStation[0].UserPass, CONFIG_WEBGUIAPP_MQTT_PASSWORD,
            sizeof(CONFIG_WEBGUIAPP_MQTT_PASSWORD));
 #if CONFIG_WEBGUIAPP_MQTT_CLIENTS_NUM == 2
     Conf->mqttStation[1].Flags1.bIsGlobalEnabled = false;
-#if CONFIG_WEBGUIAPP_MQTT_ON
-    Conf->mqttStation[1].Flags1.bIsGlobalEnabled = true;
-#endif
     memcpy(Conf->mqttStation[1].ServerAddr, CONFIG_WEBGUIAPP_MQTT_SERVER_URL, sizeof(CONFIG_WEBGUIAPP_MQTT_SERVER_URL));
     Conf->mqttStation[1].ServerPort = CONFIG_WEBGUIAPP_MQTT_SERVER_PORT;
     memcpy(Conf->mqttStation[1].SystemName, CONFIG_WEBGUIAPP_MQTT_SYSTEM_NAME,
            sizeof(CONFIG_WEBGUIAPP_MQTT_SYSTEM_NAME));
     memcpy(Conf->mqttStation[1].GroupName, CONFIG_WEBGUIAPP_MQTT_GROUP_NAME, sizeof(CONFIG_WEBGUIAPP_MQTT_GROUP_NAME));
-    memcpy(Conf->mqttStation[1].ClientID, CONFIG_WEBGUIAPP_MQTT_CLIENT_ID_2, sizeof(CONFIG_WEBGUIAPP_MQTT_CLIENT_ID_2));
+
+    Conf->mqttStation[1].ClientID[0] = 0x00;
+    strcat(Conf->mqttStation[1].ClientID, CONFIG_WEBGUIAPP_MQTT_CLIENT_ID_2);
+    strcat(Conf->mqttStation[1].ClientID, "-");
+    strcat(Conf->mqttStation[1].ClientID, Conf->ID);
+
     memcpy(Conf->mqttStation[1].UserName, CONFIG_WEBGUIAPP_MQTT_USERNAME, sizeof(CONFIG_WEBGUIAPP_MQTT_USERNAME));
     memcpy(Conf->mqttStation[1].UserPass, CONFIG_WEBGUIAPP_MQTT_PASSWORD, sizeof(CONFIG_WEBGUIAPP_MQTT_PASSWORD));
 #endif
@@ -390,6 +399,8 @@ esp_netif_str_to_ip4(CONFIG_WEBGUIAPP_DNS3_ADDRESS_DEFAULT, (esp_ip4_addr_t*) &C
            sizeof(CONFIG_WEBGUIAPP_SNTP_HOST_3));
     Conf->sntpClient.Flags1.bIsGlobalEnabled = CONFIG_WEBGUIAPP_SNTP_AUTOUPDATE_ENABLE;
     Conf->sntpClient.TimeZone = CONFIG_WEBGUIAPP_SNTP_TIMEZONE;
+    Conf->sntpClient.lat = 0.0;
+    Conf->sntpClient.lon = 0.0;
 
 #ifdef CONFIG_WEBGUIAPP_LORAWAN_ENABLE
     Conf->lorawanSettings.Flags1.bIsLoRaWANEnabled = true;
@@ -424,17 +435,23 @@ esp_netif_str_to_ip4(CONFIG_WEBGUIAPP_DNS3_ADDRESS_DEFAULT, (esp_ip4_addr_t*) &C
 #endif
     Conf->modbusSettings.ModbusTCPPort = CONFIG_WEBGUIAPP_MBTCP_SERVER_PORT;
 #endif
-    for (int i = 0; i < CONFIG_WEBGUIAPP_CRON_NUMBER; i++ )
+    for (int i = 0; i < CONFIG_WEBGUIAPP_CRON_NUMBER; i++)
     {
-        Conf->Timers[i].num = i+1;
+        Conf->Timers[i].num = i + 1;
         Conf->Timers[i].del = true;
         Conf->Timers[i].enab = false;
         Conf->Timers[i].prev = false;
+        Conf->Timers[i].type = 0;
+        Conf->Timers[i].sun_angle = 0;
         strcpy(Conf->Timers[i].name, "Timer Name");
         strcpy(Conf->Timers[i].cron, "* * * * * *");
         strcpy(Conf->Timers[i].exec, "OBJECT,ACTION,ARGUMENTS");
 
     }
+
+#ifdef CONFIG_WEBGUIAPP_ASTRO_ENABLE
+
+#endif
 }
 
 esp_err_t ReadNVSSysConfig(SYS_CONFIG *SysConf)
@@ -562,7 +579,7 @@ void DelayedRestartTask(void *pvParameter)
 void DelayedRestart(void)
 {
     xTaskCreate(DelayedRestartTask, "RestartTask", 1024 * 4, (void*) 0, 3,
-                NULL);
+    NULL);
 }
 
 bool GetUserAppNeedReset(void)
@@ -575,6 +592,70 @@ void SetUserAppNeedReset(bool res)
     isUserAppNeedReset = res;
 }
 
+#define LOG_MAX_CHUNK_SIZE CONFIG_WEBGUIAPP_SYSLOG_CHUNK_SIZE
+#define LOG_MAX_CHUNKS CONFIG_WEBGUIAPP_SYSLOG_MAX_CHUNKS
+#define DEFAULT_LOG_FILE_NAME "syslog"
+#define LOG_PARTITION "/data/"
+
+static void ComposeLogFilename(int chunk, char *filename)
+{
+    char chunkstr[2];
+    strcpy(filename, LOG_PARTITION);
+    strcat(filename, DEFAULT_LOG_FILE_NAME);
+    itoa(chunk, chunkstr, 10);
+    strcat(filename, chunkstr);
+    strcat(filename, ".log");
+}
+
+void SysLog(char *format, ...)
+{
+    char tstamp[ISO8601_TIMESTAMP_LENGTH + 2];
+    static int cur_chunk = 0, isstart = 1;
+    char filename[32];
+    struct stat file_stat;
+    FILE *f;
+    ComposeLogFilename(cur_chunk, filename);
+
+    //If first call after reboot, try to find not full chunk
+    if (isstart)
+    {
+        while (file_stat.st_size > LOG_MAX_CHUNK_SIZE * 1024 && cur_chunk <= LOG_MAX_CHUNKS - 1)
+        {
+            cur_chunk++;
+            ComposeLogFilename(cur_chunk, filename);
+        }
+        isstart = 0;
+    }
+    stat(filename, &file_stat);
+    //next if full, else append to current
+    if (file_stat.st_size > LOG_MAX_CHUNK_SIZE * 1024)
+    {
+        if (++cur_chunk > LOG_MAX_CHUNKS - 1)
+            cur_chunk = 0;
+        ComposeLogFilename(cur_chunk, filename);
+        f = fopen(filename, "w");
+    }
+    else
+        f = fopen(filename, "a");
+
+    if (f == NULL)
+    {
+        ESP_LOGE(TAG, "Failed to open file %s for writing", filename);
+        return;
+    }
+    va_list arg;
+    va_start(arg, format);
+    va_end(arg);
+    strcpy(tstamp, "\r\n");
+    char ts[ISO8601_TIMESTAMP_LENGTH];
+    GetISO8601Time(ts);
+    strcat(tstamp, ts);
+    strcat(tstamp, " ");
+    fwrite(tstamp, 1, strlen(tstamp), f);
+    vfprintf(f, format, arg);
+    fclose(f);
+}
+
 void LogFile(char *fname, char *format, ...)
 {
     char filename[32];

src/sdcard.c

@@ -0,0 +1,119 @@
+ /* Copyright 2024 Bogdan Pilyugin
+ *
+ * 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.
+ *
+ *   File name: sdcard.c
+ *     Project: webguiapp
+ *  Created on: 2024-05-07
+ *      Author: bogd
+ * Description:	
+ */
+
+#include <string.h>
+#include <sys/unistd.h>
+#include <sys/stat.h>
+#include "esp_vfs_fat.h"
+#include "sdmmc_cmd.h"
+#include "SysConfiguration.h"
+
+
+#if CONFIG_SDCARD_ENABLE
+static const char *TAG = "sdcard";
+#define MOUNT_POINT "/sdcard"
+
+// Pin assignments can be set in menuconfig, see "SD SPI Example Configuration" menu.
+// You can also change the pin assignments here by changing the following 4 lines.
+#define PIN_NUM_MISO  CONFIG_SDCARD_SPI_MISO_GPIO
+#define PIN_NUM_MOSI  CONFIG_SDCARD_SPI_MOSI_GPIO
+#define PIN_NUM_CLK   CONFIG_SDCARD_SPI_SCLK_GPIO
+#define PIN_NUM_CS    CONFIG_SDCARD_SPI_CS_GPIO
+
+void InitSysSDCard()
+{
+    esp_err_t ret;
+
+    // Options for mounting the filesystem.
+    // If format_if_mount_failed is set to true, SD card will be partitioned and
+    // formatted in case when mounting fails.
+    esp_vfs_fat_sdmmc_mount_config_t mount_config = {
+            #ifdef CONFIG_EXAMPLE_FORMAT_IF_MOUNT_FAILED
+        .format_if_mount_failed = true,
+#else
+            .format_if_mount_failed = false,
+            #endif // EXAMPLE_FORMAT_IF_MOUNT_FAILED
+            .max_files = 5,
+            .allocation_unit_size = 16 * 1024
+    };
+    sdmmc_card_t *card;
+    const char mount_point[] = MOUNT_POINT;
+    ESP_LOGI(TAG, "Initializing SD card");
+
+    // Use settings defined above to initialize SD card and mount FAT filesystem.
+    // Note: esp_vfs_fat_sdmmc/sdspi_mount is all-in-one convenience functions.
+    // Please check its source code and implement error recovery when developing
+    // production applications.
+    ESP_LOGI(TAG, "Using SPI peripheral");
+
+    // By default, SD card frequency is initialized to SDMMC_FREQ_DEFAULT (20MHz)
+    // For setting a specific frequency, use host.max_freq_khz (range 400kHz - 20MHz for SDSPI)
+    // Example: for fixed frequency of 10MHz, use host.max_freq_khz = 10000;
+    sdmmc_host_t host = SDSPI_HOST_DEFAULT();
+    host.slot = CONFIG_SDCARD_SPI_HOST;
+
+    spi_bus_config_t bus_cfg = {
+            .mosi_io_num = PIN_NUM_MOSI,
+            .miso_io_num = PIN_NUM_MISO,
+            .sclk_io_num = PIN_NUM_CLK,
+            .quadwp_io_num = -1,
+            .quadhd_io_num = -1,
+            .max_transfer_sz = 4000,
+    };
+    ret = spi_bus_initialize(host.slot, &bus_cfg, SDSPI_DEFAULT_DMA);
+    if (ret != ESP_OK)
+    {
+        ESP_LOGE(TAG, "Failed to initialize bus.");
+        return;
+    }
+
+    // This initializes the slot without card detect (CD) and write protect (WP) signals.
+    // Modify slot_config.gpio_cd and slot_config.gpio_wp if your board has these signals.
+    sdspi_device_config_t slot_config = SDSPI_DEVICE_CONFIG_DEFAULT();
+    slot_config.gpio_cs = PIN_NUM_CS;
+    slot_config.host_id = host.slot;
+
+    ESP_LOGI(TAG, "Mounting filesystem");
+    ret = esp_vfs_fat_sdspi_mount(mount_point, &host, &slot_config, &mount_config, &card);
+
+    if (ret != ESP_OK)
+    {
+        if (ret == ESP_FAIL)
+        {
+            ESP_LOGE(
+                    TAG,
+                    "Failed to mount filesystem. "
+                    "If you want the card to be formatted, set the CONFIG_EXAMPLE_FORMAT_IF_MOUNT_FAILED menuconfig option.");
+        }
+        else
+        {
+            ESP_LOGE(TAG, "Failed to initialize the card (%s). "
+                     "Make sure SD card lines have pull-up resistors in place.",
+                     esp_err_to_name(ret));
+        }
+        return;
+    }
+    ESP_LOGI(TAG, "Filesystem mounted");
+
+    // Card has been initialized, print its properties
+    sdmmc_card_print_info(stdout, card);
+}
+#endif

upload_script.html

@@ -35,8 +35,8 @@ function upload() {
 
     /* Max size of an individual file. Make sure this
      * value is same as that set in file_server.c */
-    var MAX_FILE_SIZE = 1000*1024;
+    var MAX_FILE_SIZE = 100*1000*1024;
-    var MAX_FILE_SIZE_STR = "1MB";
+    var MAX_FILE_SIZE_STR = "100MB";
 
     if (fileInput.length == 0) {
         alert("No file selected!");
@@ -46,8 +46,8 @@ function upload() {
         alert("File path on server cannot have spaces!");
     } else if (filePath[filePath.length-1] == '/') {
         alert("File name not specified after path!");
-    } else if (fileInput[0].size > 1000*1024) {
+    } else if (fileInput[0].size > MAX_FILE_SIZE) {
-        alert("File size must be less than 1MB!");
+        alert("File size must be less than 100MB!");
     } else {
         document.getElementById("newfile").disabled = true;
         document.getElementById("filepath").disabled = true;