text: /**
   *
   * \file
   *
   * \brief This module contains common APIs declarations.
   *
   * Copyright (c) 2016 Atmel Corporation. All rights reserved.
   *
   * \asf_license_start
   *
   * \page License
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *
   * 1. Redistributions of source code must retain the above copyright notice,
   *    this list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright notice,
   *    this list of conditions and the following disclaimer in the documentation
   *    and/or other materials provided with the distribution.
   *
   * 3. The name of Atmel may not be used to endorse or promote products derived
   *    from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED
   * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
   * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
   * EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR
   * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
   * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
   * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   * POSSIBILITY OF SUCH DAMAGE.
   *
   * \asf_license_stop
   *
   */
  #include "common/include/nm_common.h"
  
  #ifndef SCW_BOARD
  void m2m_memcpy(uint8* pDst,uint8* pSrc,uint32 sz)
  {
  	if(sz == 0) return;
  	do
  	{
  		*pDst = *pSrc;
  		pDst++;
  		pSrc++;
  	}while(--sz);
  }
  #endif
  uint8 m2m_checksum(uint8* buf, int sz)
  {
  	uint8 cs = 0;
  	while(--sz)
  	{
  		cs ^= *buf;
  		buf++;
  	}
  
  	return cs;
  }
  
  #ifndef SCW_BOARD
  void m2m_memset(uint8* pBuf,uint8 val,uint32 sz)
  {
  	if(sz == 0) return;
  	do
  	{
  		*pBuf = val;
  		pBuf++;
  	}while(--sz);
  }
  
  uint16 m2m_strlen(uint8 * pcStr)
  {
  	uint16	u16StrLen = 0;
  	while(*pcStr)
  	{
  		u16StrLen ++;
  		pcStr++;
  	}
  	return u16StrLen;
  }
  
  uint8 m2m_strncmp(uint8 *pcS1, uint8 *pcS2, uint16 u16Len)
  {
      for ( ; u16Len > 0; pcS1++, pcS2++, --u16Len)
  	if (*pcS1 != *pcS2)
  	    return ((*(uint8 *)pcS1 < *(uint8 *)pcS2) ? -1 : +1);
  	else if (*pcS1 == '\0')
  	    return 0;
      return 0;
  }
  
  /* Finds the occurance of pcStr in pcIn.
  If pcStr is part of pcIn it returns a valid pointer to the start of pcStr within pcIn.
  Otherwise a NULL Pointer is returned.
  */
  uint8 * m2m_strstr(uint8 *pcIn, uint8 *pcStr)
  {
      uint8 u8c;
      uint16 u16StrLen;
  
      u8c = *pcStr++;
      if (!u8c)
          return (uint8 *) pcIn;	// Trivial empty string case
  
      u16StrLen = m2m_strlen(pcStr);
      do {
          uint8 u8Sc;
  
          do {
              u8Sc = *pcIn++;
              if (!u8Sc)
                  return (uint8 *) 0;
          } while (u8Sc != u8c);
      } while (m2m_strncmp(pcIn, pcStr, u16StrLen) != 0);
  
      return (uint8 *) (pcIn - 1);
  }
  
  sint8 m2m_memcmp(uint8 *pu8Buff1,uint8 *pu8Buff2 ,uint32 u32Size)
  {
  	uint32	i;
  	sint8		s8Result = 0;
  	for(i	 = 0 ; i < u32Size ; i++)
  	{
  		if(pu8Buff1[i] != pu8Buff2[i])
  		{
  			s8Result = 1;
  			break;
  		}
  	}
  	return s8Result;
  }
  #endif
  