#pragma once
namespace utils
{
	std::string& trim(std::string& str);
	std::string _dprintf(CHAR* pszStr, ...);
	std::string ByteToChars(byte b);
	BOOL IsValidString(LPCTSTR lpszString);
	unsigned char TwoHexCharToInteger(char high, char low);
	std::string BytesToHexString(const unsigned char* pbuffer, int nLen);
	std::string BytesToHexString(const unsigned char* pbuffer, int nLen, char chSpace);

	std::string HexStringToBytes(std::string strHex, const int& len /* = 3 */);
	unsigned short CRC16Calculate(byte* pBuffer, unsigned int wordLength);
};