YmodemCore.cpp

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#include "YmodemCore.h"
 
Ymodem::Ymodem()
{
  pinMode(ledPin, OUTPUT);
}
 
void Ymodem::setLedPin(int pin)
{
  ledPin = pin;
  // Set the LED pin as an output
  pinMode(ledPin, OUTPUT);
  log_i("LED pin set to %d", ledPin);
}
 
int Ymodem::getLedPin()
{
  return ledPin;
}
 
void Ymodem::finalizeSession()
{
#if YMODEM_LED_ACT
  digitalWrite(ledPin, YMODEM_LED_ACT_ON ^ 1);
#endif
}
 
int Ymodem::receive(fs::File& ffd, unsigned int maxsize, char* getname)
{
  int          size         = 0;
  unsigned int session_done = 0, errors = 0;
 
  while (!session_done) {
    int result = handleFileSession(ffd, maxsize, getname, &session_done, &errors);
    if (result < 0) {
      size = result; // Código de error
      break;
    }
    size = result; // Tamaño del archivo recibido
  }
 
  finalizeSession();
  return size;
}
 
int Ymodem::transmit(char* sendFileName, unsigned int sizeFile, fs::File& ffd)
{
  int err;
 
  // Wait for response from receiver
  err = waitForReceiverResponse();
  if (err != 0) {
    return err;
  }
 
  // Send initial packet
  err = sendInitialPacket(sendFileName, sizeFile);
  if (err != 0) {
    return err;
  }
 
  // Send file blocks
  err = sendFileBlocks(sizeFile, ffd);
  if (err != 0) {
    return err;
  }
 
  // Send EOT
  err = sendEOT();
  if (err != 0) {
    return err;
  }
 
  // Send last packet
  err = sendLastPacket();
  if (err != 0) {
    return err;
  }
 
  return 0; // file transmitted successfully
}