1 files changed, 164 insertions, 0 deletions
diff --git a/f010_raznefunkcije.ino b/f010_raznefunkcije.ino
new file mode 100644
index 0000000..9613049
--- /dev/null
+++ b/f010_raznefunkcije.ino
@@ -0,0 +1,164 @@
+int x2i(char *s)
+{
+ int x = 0;
+ for(;;) {
+   char c = *s;
+   if (c >= '0' && c <= '9') {
+      x *= 16;
+      x += c - '0';
+   }
+   else if (c >= 'A' && c <= 'F') {
+      x *= 16;
+      x += (c - 'A') + 10;
+   }
+   else if (c >= 'a' && c <= 'f') {
+      x *= 16;
+      x += (c - 'a') + 10;
+    }
+   else break;
+   s++;
+ }
+ return x;
+}
+
+void explode(String s, String delimiter, String arr[], int ARR_LEN) {
+  // by timemage on #arduino/freenode
+  unsigned part_begin = 0;
+  for (size_t i = 0; i < ARR_LEN; ++i) {
+    const auto delim_index = s.indexOf(delimiter, part_begin);
+    const auto part_end    = (delim_index >= 0) ? delim_index : s.length();
+
+    arr[i] = s.substring(part_begin, part_end);
+
+    if (delim_index >= 0) {
+      part_begin = delim_index + delimiter.length();
+    }
+  }
+}
+
+
+int pin2gpio(String in) {
+  in.toUpperCase();
+  if (in == "A0") return int(A0);
+  if (in == "D0") return int(D0);
+  if (in == "D1") return int(D1);
+  if (in == "D2") return int(D2);
+  if (in == "D3") return int(D3);
+  if (in == "D4") return int(D4);
+  if (in == "D5") return int(D5);
+  if (in == "D6") return int(D6);
+  if (in == "D7") return int(D7);
+  if (in == "D8") return int(D8);
+  return in.toInt();// fallback to gpio
+}
+
+String getContentType(String filename) { // convert the file extension to the MIME type
+  if (filename.endsWith(".html")) return "text/html";
+  else if (filename.endsWith(".css")) return "text/css";
+  else if (filename.endsWith(".js")) return "application/javascript";
+  else if (filename.endsWith(".ico")) return "image/x-icon";
+  else if (filename.endsWith(".jpg")) return "image/jpeg";
+  else if (filename.endsWith(".jpeg")) return "image/jpeg";
+  else if (filename.endsWith(".txt")) return "text/plain";
+  else if (filename.endsWith(".pdf")) return "application/pdf";
+  else if (filename.endsWith(".png")) return "image/png";
+  else if (filename.endsWith(".zip")) return "application/zip";
+  else if (filename.endsWith(".ttf")) return "font/ttf";
+  else if (filename.endsWith(".gif")) return "image/gif";
+  else if (filename.endsWith(".mp3")) return "application/ogg";
+  else if (filename.endsWith(".ogg")) return "application/ogg";
+  else if (filename.endsWith(".mp4")) return "application/ogg";
+  else if (filename.endsWith(".gz")) return "application/x-gzip";
+  else if (filename.endsWith(".xml")) return "text/xml";
+  else if (filename.endsWith(".svg")) return "text/svg+xml";
+  return "application/octet-stream";
+}
+
+bool writefile(String filepath, String contents) {
+  File file = SPIFFS.open(filepath, "w");
+  if (!file) {
+    return false;
+  }
+  int bytesWritten = file.print(String(contents));
+  if (bytesWritten == 0) {
+    return false;
+  }
+  file.close();
+  return true;
+}
+String readfile(String filepath) {
+  File file = SPIFFS.open(filepath, "r");
+  if (!file) {
+    return "";
+  }
+  String filecontents;
+  while (file.available()) {
+    filecontents += char(file.read());
+  }
+  file.close();
+  return filecontents;
+}
+
+String fihr(int code, String text) { // format inline html response
+  return "<body style=background:#000;color:#FFF;font-family:monospace><h1>"+String(code)+": "+text+" <a href=/>na koren spleti&scaron;&ccaron;a (/)<a/>"
+  +"<button onclick=window.history.back();>nazaj</button></h1><hr><h2><i>"+program_ime+"/"+String(verzija[0])+"."+String(verzija[1])+"."+String(verzija[2])
+  +"</i></h2></body>";
+}
+
+
+const int NTP_PACKET_SIZE = 48; // NTP time is in the first 48 bytes of message
+byte packetBuffer[NTP_PACKET_SIZE]; //buffer to hold incoming & outgoing packets
+
+time_t getNtpTime()
+{
+  IPAddress ntpServerIP; // NTP server's ip address
+
+  while (Udp.parsePacket() > 0) ; // discard any previously received packets
+  Serial.println("Transmit NTP Request");
+  // get a random server from the pool
+  WiFi.hostByName(ntpServerName, ntpServerIP);
+  Serial.print(ntpServerName);
+  Serial.print(": ");
+  Serial.println(ntpServerIP);
+  sendNTPpacket(ntpServerIP);
+  uint32_t beginWait = millis();
+  while (millis() - beginWait < 1500) {
+    int size = Udp.parsePacket();
+    if (size >= NTP_PACKET_SIZE) {
+      Serial.println("Receive NTP Response");
+      Udp.read(packetBuffer, NTP_PACKET_SIZE);  // read packet into the buffer
+      unsigned long secsSince1900;
+      // convert four bytes starting at location 40 to a long integer
+      secsSince1900 =  (unsigned long)packetBuffer[40] << 24;
+      secsSince1900 |= (unsigned long)packetBuffer[41] << 16;
+      secsSince1900 |= (unsigned long)packetBuffer[42] << 8;
+      secsSince1900 |= (unsigned long)packetBuffer[43];
+      return secsSince1900 - 2208988800UL + timeZone * SECS_PER_HOUR;
+    }
+  }
+  Serial.println("No NTP Response :-(");
+  return 0; // return 0 if unable to get the time
+}
+
+// send an NTP request to the time server at the given address
+void sendNTPpacket(IPAddress &address)
+{
+  // set all bytes in the buffer to 0
+  memset(packetBuffer, 0, NTP_PACKET_SIZE);
+  // Initialize values needed to form NTP request
+  // (see URL above for details on the packets)
+  packetBuffer[0] = 0b11100011;   // LI, Version, Mode
+  packetBuffer[1] = 0;     // Stratum, or type of clock
+  packetBuffer[2] = 6;     // Polling Interval
+  packetBuffer[3] = 0xEC;  // Peer Clock Precision
+  // 8 bytes of zero for Root Delay & Root Dispersion
+  packetBuffer[12] = 49;
+  packetBuffer[13] = 0x4E;
+  packetBuffer[14] = 49;
+  packetBuffer[15] = 52;
+  // all NTP fields have been given values, now
+  // you can send a packet requesting a timestamp:
+  Udp.beginPacket(address, 123); //NTP requests are to port 123
+  Udp.write(packetBuffer, NTP_PACKET_SIZE);
+  Udp.endPacket();
+}