marlin/Marlin/src/sd/usb_flashdrive/lib/hexdump.h

/**
 * Copyright (C) 2011 Circuits At Home, LTD. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Contact information
 * -------------------
 *
 * Circuits At Home, LTD
 * Web      :  http://www.circuitsathome.com
 * e-mail   :  support@circuitsathome.com
 */
#pragma once

#ifndef _usb_h_
  #error "Never include hexdump.h directly; include Usb.h instead"
#endif

extern int UsbDEBUGlvl;

template <class BASE_CLASS, class LEN_TYPE, class OFFSET_TYPE>
class HexDumper : public BASE_CLASS {
  uint8_t byteCount;
  OFFSET_TYPE byteTotal;

public:

  HexDumper() : byteCount(0), byteTotal(0) {
  };

  void Initialize() {
    byteCount = 0;
    byteTotal = 0;
  };

  void Parse(const LEN_TYPE len, const uint8_t *pbuf, const OFFSET_TYPE &offset);
};

template <class BASE_CLASS, class LEN_TYPE, class OFFSET_TYPE>
void HexDumper<BASE_CLASS, LEN_TYPE, OFFSET_TYPE>::Parse(const LEN_TYPE len, const uint8_t *pbuf, const OFFSET_TYPE &offset __attribute__((unused))) {
  if (UsbDEBUGlvl >= 0x80) { // Fully bypass this block of code if we do not debug.
    for (LEN_TYPE j = 0; j < len; j++, byteCount++, byteTotal++) {
      if (!byteCount) {
        PrintHex<OFFSET_TYPE > (byteTotal, 0x80);
        E_Notify(PSTR(": "), 0x80);
      }
      PrintHex<uint8_t > (pbuf[j], 0x80);
      E_Notify(PSTR(" "), 0x80);

      if (byteCount == 15) {
        E_Notify(PSTR("\r\n"), 0x80);
        byteCount = 0xFF;
      }
    }
  }
}