littefs working

data/test.txt

+ 0xEA, 0x0C, 0xD2, 0x04, 0xE1, 0x9D, 0xC4, 0x18, 0xF6, 0xC1, 
+ 0x40, 0xA7, 0x08, 0x35, 0x3D, 0x67, 0x1A, 0xB5, 0x23, 0x81, 
+ 0x4C, 0x96, 0x42, 0xFD, 0x43, 0xDA, 0x99, 0x71, 0x68, 0xF1, 
+ 0xEA, 0x1E, 0xB9, 0xE4, 0xD0, 0xBB, 0x05, 0xAC, 0xF7, 0x5E, 
+ 0x38, 0x0B, 0x31, 0x66, 0x0D, 0x8A, 0x1B, 0x6F, 0x29, 0x2B, 
+ 0xEC, 0x8C, 0xED, 0xAD, 0x03, 0xE2, 0x44, 0xBA, 0xB3, 0xA1, 
+ 0xB8, 0x85, 0xFC, 0xF6, 0xFB, 0xD1, 0x12, 0x63, 0x7E, 0x86, 
+ 0x5A, 0x22, 0x6F, 0xEF, 0x55, 0xD4, 0x27, 0x3F, 0xCC, 0xE9, 
+ 0x9A, 0x60, 0xC5, 0xD0, 0xF8, 0x29, 0x0B, 0x06, 0x2C, 0x9B, 
+ 0xDC, 0x95, 0xDD, 0xA6, 0x22, 0x65, 0x3F, 0xCC, 0x7E, 0x6C, 
+ 0xD3, 0x77, 0x26, 0x23, 0x9C, 0x5C, 0xD3, 0x8E, 0xB2, 0xBD, 
+ 0xD1, 0xC8, 0xEA, 0xC1, 0x87, 0x2A, 0x67, 0x5B, 0xA4, 0x66, 
+ 0x32, 0x60, 0x79, 0x6D, 0xE4, 0xCC, 0x6B, 0x4D, 0xA4, 0x26, 
+ 0x7E, 0x06, 0x12, 0x6E, 0x3B, 0xB5, 0x55, 0x05, 0x42, 0x37, 
+ 0x75, 0x2C, 0x89, 0xB7, 0x94, 0xA7, 0x28, 0x97, 0x4A, 0x2E, 
+ 0x0B, 0x90, 0xFD, 0x66, 0xE8, 0xD4, 0x7C, 0xC6, 0x09, 0xFA, 
+ 0x1D, 0xED, 0x54, 0x43, 0x27, 0x65, 0x49, 0xF5, 0x17, 0x03, 
+ 0x1F, 0x4E, 0x6F, 0x06, 0xA7, 0x67, 0x90, 0x9D, 0xC5, 0xFA, 
+ 0x61, 0xF4, 0x3C, 0x8B, 0x27, 0xB6, 0xDF, 0x92, 0x4E, 0x15, 
+ 0xB2, 0xDF, 0xAE, 0xA6, 0xF3, 0x01, 0xB1, 0x56, 0x32, 0x99, 
+ 0xB0, 0xEA, 0x35, 0x0B, 0xA6, 0x89, 0x62, 0x05, 0xA4, 0xC0, 
+ 0x23, 0x0C, 0x5B, 0x43, 0x66, 0xB3, 0x03, 0x61, 0x9A, 0x2F, 
+ 0x98, 0x02, 0x84, 0x3B, 0x0A, 0xBB, 0xFB, 0x03, 0x0E, 0x45, 
+ 0x4D, 0x1C, 0xB7, 0xAF, 0x23, 0xE0, 0x15, 0xEA, 0xE5, 0xC1, 
+ 0x92, 0x2D, 0x0E, 0x19, 0x7C, 0xFA, 0xFA, 0x5E, 0xA7, 0xBB, 
+ 0xD8, 0x8F, 0x87, 0x4E, 0x8A, 0x99, 0x1C, 0x6A, 0x5D, 0x49, 
+ 0xA8, 0xFE, 0x38, 0x84, 0x85, 0x44, 0x01, 0xCB, 0x78, 0xF9, 
+ 0x6D, 0xA3, 0xD2, 0x95, 0x4A, 0xB5, 0xF7, 0xF0, 0xF9, 0x10, 
+ 0xA6, 0x4B, 0xCF, 0xBE, 0x4A, 0x46, 0x21, 0x57, 0x40, 0xCB, 
+ 0x91, 0xDD, 0x7A, 0xA3, 0xA9, 0x48, 0x40, 0x27, 0x98, 0x65, 
+ 0xFE, 0xDC, 0x8A, 0x6B, 0xF3, 0xBB, 0x04, 0x37, 0x65, 0x09, 
+ 0xFB, 0x09, 0x95, 0x62, 0xE6, 0x5B, 0x53, 0x82, 0x82, 0x70, 
+ 0x3D, 0x23, 0x6C, 0xAD, 0x23, 0x84, 0xE8, 0x9F, 0xF2, 0x00, 
+ 0xE0, 0x68, 0x34, 0xA8, 0xC5, 0x0C, 0xC0, 0x4A, 0xB6, 0x4A, 
+ 0xD8, 0xA6, 0xB6, 0x4A, 0xF8, 0xF8, 0x75, 0x60, 0xD2, 0xE4, 
+ 0x0B, 0xF9, 0x0C, 0xA6, 0xA1, 0x9C, 0xF5, 0x2E, 0x17, 0x2C, 
+ 0x29, 0x8A, 0x21, 0x24, 0xEA, 0xDB, 0x95, 0xE7, 0x75, 0x25, 
+ 0xAF, 0x3B, 0xC2, 0x16, 0x0E, 0x69, 0x36, 0x8F, 0x80, 0xB4, 
+ 0x1A, 0x01, 0xEF, 0x0B, 0x1B, 0x09, 0x74, 0x86, 0x3C, 0xFB, 
+ 0x0D, 0xF5, 0x1A, 0x01, 0x56, 0xE4, 0xA0, 0x32, 0xB0, 0x40, 
+ 0x36, 0xAB, 0x40, 0x80, 0x4C, 0x39, 0x05, 0x1D, 0x43, 0xC7, 
+ 0x76, 0x82, 0x51, 0x80, 0x1E, 0x13, 0xF9, 0x76, 0x44, 0xD9, 
+ 0xEA, 0xB9, 0x14, 0x98, 0x72, 0x2E, 0x46, 0xC6, 0x63, 0x1D, 
+ 0xB9, 0xF6, 0xD5, 0xA6, 0x75, 0xBB, 0xB2, 0x0B, 0x34, 0xA8, 
+ 0x8D, 0x6E, 0x1F, 0xFF, 0xCE, 0xDA, 0x20, 0xD6, 0xEE, 0xB8, 
+ 0x7B, 0xBB, 0x35, 0x35, 0xFA, 0x65, 0xBA, 0xE3, 0x62, 0xAB, 
+ 0xC2, 0x64, 0x77, 0x10, 0x9D, 0xC0, 0x4F, 0xCD, 0xCF, 0xFB, 
+ 0x97, 0xF4, 0x23, 0x47, 0xD7, 0x2E, 0xC9, 0xF9, 0x5E, 0x3C, 
+ 0x68, 0x4E, 0x92, 0x5F, 0x06, 0x40, 0x95, 0xA1, 0x30, 0xFA, 
+ 0xF1, 0xFC, 0xDC, 0xFB, 0x45, 0xF7, 0x24, 0x8D, 0xEF, 0x4D, 
+ 0x49, 0xD0, 0xFE, 0x77, 0x34, 0x6D, 0x8D, 0xDB, 0x59, 0x11, 
+ 0x86, 0xE2, 0x37, 0xD3, 0x2F, 0xD0, 0xB7, 0x08, 0x1E, 0x95, 
+ 0xCB, 0x51, 0xD5, 0x02, 0x4C, 0x28, 0xF8, 0xAA, 0x7B, 0x7D, 
+ 0x61, 0xFA, 0xCA, 0xE3, 0x66, 0x04, 0x9D, 0x95, 0x78, 0x7B, 
+ 0x33, 0xD2, 0xEF, 0x77, 0xDB, 0xB3, 0xD7, 0xE5, 0x48, 0xDF, 
+ 0x9A, 0x6E, 0x99, 0x21, 0x59, 0xFE, 0x99, 0xFC, 0x12, 0x8F, 
+ 0x44, 0xC2, 0xB7, 0xA6, 0x46, 0xE3, 0x8A, 0x6B, 0x84, 0x23, 
+ 0x08, 0x6C, 0x2F, 0xAB, 0x77, 0x78, 0x4D, 0x02, 0x6B, 0xCD, 
+ 0x06, 0xDD, 0x24, 0xC1, 0x24, 0xDB, 0x36, 0xF3, 0x48, 0x5D, 
+ 0xF4, 0x57, 0x73, 0xDD, 0x7F, 0xAA, 0xA2, 0x66, 0xE5, 0x37, 
+ 0xEB, 0xFD, 0x1C, 0x7C, 0x40, 0x89, 0x03, 0x19, 0xDC, 0x61, 
+ 0x9C, 0xC2, 0xD7, 0xB5, 0x83, 0xFA, 0x3A, 0x64, 0x23, 0xDE, 0xB2, 0x6A, 
+ 0x90, 0xDF, 0x43, 0x60, 0xAC, 0x88, 0x3D, 0xBA, 0x35, 0x1D, 
+ 0x34, 0x66, 0x38, 0x97, 0x01, 0xB9, 0x83, 0x9F, 0x3D, 0x74, 
+ 0x12, 0x8C, 0x61, 0x2B, 0x91, 0x4A, 0x9B, 0x4B, 0x95, 0x40, 
+ 0xC7, 0x11, 0x4F, 0x59, 0xF3, 0xCE, 0x56, 0x3B, 0x96, 0x42, 
+ 0xC9, 0x4E, 0xE1, 0x77, 0xB0, 0x81, 0xB3, 0x2C, 0x3C, 0xB2, 
+ 0x05, 0x1C, 0x3A, 0x66, 0xF5, 0xE0, 0x4F, 0xEE, 0x5B, 0xC8, 
+ 0xD6, 0x52, 0x97, 0x9F, 0x1B, 0x80, 0x44, 0x53, 0xD7, 0x5D, 
+ 0x8A, 0xB9, 0xA2, 0xDD, 0x99, 0xB4, 0xFA, 0xFB, 0xB9, 0xAA, 
+ 0xA0, 0xA8, 0x11, 0xFA, 0xCF, 0xF5, 0xB6, 0xDF, 0xB4, 0xD7, 
+ 0x56, 0x11, 0xD1, 0xE1, 0xF0, 0x45, 0xA0, 0x6C, 0xA1, 0xAE, 
+ 0x92, 0xD7, 0x6F, 0xD0, 0x18, 0xF7, 0x73, 0x07, 0x15, 0xDC, 
+ 0xEE, 0x37, 0xD8, 0xB1, 0x72, 0x2C, 0xAC, 0x57, 0x99, 0x57, 
+ 0xD5, 0x59, 0xC7, 0xE8, 0x

include/filesys.h

+#ifndef __FILESYS_H
+#define __FILESYS_H
+
+#include <LittleFS.h>
+
+bool mount_fs();
+bool format_fs();
+
+void listDir(const char * dirname);
+void readFile(const char * path);
+void writeFile(const char * path, const char * message);
+void appendFile(const char * path, const char * message);
+void renameFile(const char * path1, const char * path2);
+void deleteFile(const char * path);
+#endif // __FILESYS_H

src/filesys.cpp

+#include "filesys.h"
+
+//   listDir("/");
+//   deleteFile("/hello.txt");
+//   writeFile("/hello.txt", "Hello ");
+//   appendFile("/hello.txt", "World!\n");
+//   readFile("/hello.txt");
+//   listDir("/");
+
+FSInfo fsinfo;
+
+void listDir(const char * dirname) {
+  Serial.printf("Listing directory: %s\n", dirname);
+  Dir root = LittleFS.openDir(dirname);
+
+  while (root.next()) {
+    File file = root.openFile("r");
+    Serial.print("  FILE: ");
+    Serial.print(root.fileName());
+    Serial.print("  SIZE: ");
+    Serial.print(file.size());
+    time_t cr = file.getCreationTime();
+    time_t lw = file.getLastWrite();
+    file.close();
+    struct tm * tmstruct = localtime(&cr);
+    Serial.printf("    CREATION: %d-%02d-%02d %02d:%02d:%02d\n", (tmstruct->tm_year) + 1900, (tmstruct->tm_mon) + 1, tmstruct->tm_mday, tmstruct->tm_hour, tmstruct->tm_min, tmstruct->tm_sec);
+    tmstruct = localtime(&lw);
+    Serial.printf("  LAST WRITE: %d-%02d-%02d %02d:%02d:%02d\n", (tmstruct->tm_year) + 1900, (tmstruct->tm_mon) + 1, tmstruct->tm_mday, tmstruct->tm_hour, tmstruct->tm_min, tmstruct->tm_sec);
+  }
+}
+
+
+void readFile(const char * path) {
+  Serial.printf("Reading file: %s\n", path);
+
+  File file = LittleFS.open(path, "r");
+  if (!file) {
+    Serial.println("Failed to open file for reading");
+    return;
+  }
+
+  Serial.print("Read from file: ");
+  while (file.available()) {
+    Serial.write(file.read());
+  }
+  file.close();
+}
+
+void writeFile(const char * path, const char * message) {
+  Serial.printf("Writing file: %s\n", path);
+
+  File file = LittleFS.open(path, "w");
+  if (!file) {
+    Serial.println("Failed to open file for writing");
+    return;
+  }
+  if (file.print(message)) {
+    Serial.println("File written");
+  } else {
+    Serial.println("Write failed");
+  }
+  delay(2000); // Make sure the CREATE and LASTWRITE times are different
+  file.close();
+}
+
+void appendFile(const char * path, const char * message) {
+  Serial.printf("Appending to file: %s\n", path);
+
+  File file = LittleFS.open(path, "a");
+  if (!file) {
+    Serial.println("Failed to open file for appending");
+    return;
+  }
+  if(file.print(message)) {
+    Serial.println("Message appended");
+  } else {
+    Serial.println("Append failed");
+  }
+  file.close();
+}
+
+void renameFile(const char * path1, const char * path2) {
+  Serial.printf("Renaming file %s to %s\n", path1, path2);
+  if (LittleFS.rename(path1, path2)) {
+    Serial.println("File renamed");
+  } else {
+    Serial.println("Rename failed");
+  }
+}
+
+void deleteFile(const char * path) {
+  Serial.printf("Deleting file: %s\n", path);
+  if (LittleFS.remove(path)) {
+    Serial.println("File deleted");
+  } else {
+    Serial.println("Delete failed");
+  }
+}
+
+
+bool mount_fs() {
+  if(!LittleFS.begin()) {
+    Serial.println("[ERROR] LittleFS.info(), reset ...");
+    return false;
+  }
+
+  if(!LittleFS.info(fsinfo)) {
+    Serial.println("[ERROR] LittleFS.info(), reset ...");
+    return false;
+  }
+
+  printf("Filesystem opened: \n");
+  printf("\ttotalBytes:\t%d\n",     fsinfo.totalBytes);
+  printf("\tusedBytes:\t%d\n",      fsinfo.usedBytes);
+  printf("\tblockSize:\t%d\n",      fsinfo.blockSize);
+  printf("\tpageSize:\t%d\n",       fsinfo.pageSize);
+  printf("\tmaxOpenFiles:\t%d\n",   fsinfo.maxOpenFiles);
+  printf("\tmaxPathLength:\t%d\n",  fsinfo.maxPathLength);
+  printf("\n");
+
+  return true;
+}
+
+bool format_fs() {
+  printf("Formatting FS ! \n");
+  return LittleFS.format();
+}
+
+
+
+
+ 

src/main.cpp

 #include <WiFiUdp.h>
 #include <ArduinoOTA.h>
 
+#include "filesys.h"
 #include <ESP8266WebServer.h>
 #include <WiFiClient.h>
 
 
 
 void setup_webserver() {
-
   server.on("/", handleRootGz);
   server.on("/style.css", handleCssGz);
   server.on("/favicon.png", handleFaviconGz);
 
   Serial.println(F("Booting ...."));
 
+  mount_fs();
+  //format_fs();
+  listDir("");
+  readFile("/test.txt");
+
   pinMode(NODEMCU_LED, OUTPUT);
   pinMode(ESP12_LED, OUTPUT);
 
   setup_pwm_pca9685();
 }
 
-uint32_t t;
-#define SP_US(_str,_a) Serial.print(_str); Serial.print(" took: "); Serial.print(_a); Serial.println("µs")
-#define TIMEIF_US(_str,_f, _l) t=micros(); _f; t=micros()-t; if(t > _l) { SP_US(_str, t); }
-
 uint8_t softstart_led(uint8_t led, uint16_t startval, uint16_t stopval, uint8_t factor){
     static uint8_t lastled = 255;
     static uint8_t current_pwm = 0;
   }
 }
 
+uint32_t t;
+#define SP_US(_str,_a) Serial.print(_str); Serial.print(" took: "); Serial.print(_a); Serial.println("us")
+#define TIMEIF_US(_str,_f, _l) t=micros(); _f; t=micros()-t; if(t > _l) { SP_US(_str, t); }
 
 void loop() {
-
-  
-
   if(millis() - dimmtimer > 2){
     //ledsequence(direction, onoff, 4);
     dimmtimer = millis();
   }
   TIMEIF_US("OTA", ArduinoOTA.handle(), 1000);
   TIMEIF_US("HTTP", server.handleClient(), 1000);
+
 }