php自制加密解密算法|php与运算加密解密|php与运算

$data = 'this is a test data for 0xff & $a & $b And（按位与） 将把 $a 和 $b 中都为 1 的位设为 1。 ';

$key = 'thisissecuritykey';

$code = CCEncode::getInstance()->encrypt($data, $key);

echo $code;

echo "<br>";

echo CCEncode::getInstance()->decrypt($code, $key);

1. [代码][PHP]代码    

232@208@210@230@137@220@230@133@196@149@230@206@231@237@139@201@218@232@201@137@217@216@229@147@149@219@219@216@137@154@153@143@198@153@154@136@141@213@137@147@147@166@209@217@353@293@252@351@247@238@349@305@245@333@299@247@354@303@238@131@346@290@239@346@259@245@133@157@213@136@137@344@251@255@147@137@197@149@146@333@300@294@340@232@310@344@288@291@147@154@147@346@255@231@345@303@246@348@295@297@329@305@302@136@154@342@233@245@147

this is a test data for 0xff & $a & $b And（按位与） 将把 $a 和 $b 中都为 1 的位设为 1。

2. [代码][PHP]代码    

class CCEncode{
	
	public static $instance = NULL;
	
	public static function getInstance(){
		if(is_null(self::$instance)){
			self::$instance = new self;	
		}
		return self::$instance;
	}
	
	protected function getByte($data){
		$length = strlen($data);
		for($i = 0; $i < $length; $i ++){
			$tmpList[] = ord($data{$i});	
		}
		return $tmpList;
	}
	
	protected function getChar($data, $string = ''){
		$length = count($data);
		foreach($data as $value){
			$string .= chr($value);	
		}
		return $string;
	}
	
	public function encrypt($data, $key){
		$dataArr = $this->getByte($data);
		$keyArr = $this->getByte($key);
		$lengthA = count($dataArr);
		$lengthB = count($keyArr);
		for($i = 0; $i < $lengthA; $i ++){
			$tmpList[] = (0xFF & $dataArr[$i]) + (0xFF & $keyArr[$i % $lengthB]);
		}
		return implode('@', $tmpList);
	}
	
	public function decrypt($data, $key){
		$dataArr = explode('@', $data);
		$keyArr = $this->getByte($key);
		$lengthA = count($dataArr);
		$lengthB = count($keyArr);
		for($i = 0; $i < $lengthA; $i ++){
			$tmpList[] = $dataArr[$i] - (0xFF & $keyArr[$i % $lengthB]);
		}
		return $this->getChar($tmpList);
	}
		
}

3. [代码]javascript版本    

<script type="text/javascript">
	var ccode = ccode || {};
	
	ccode.getByte = function (data){
		var length = data.length;
		var result = new Array();
		for(var i = 0; i < length; i++){
			result[i] = data.charCodeAt(i);	
		}
		return result;
	}
	
	ccode.getChar = function (array){
		var string = new String();
		for (var i in array){
			string += String.fromCharCode(array[i]);
		}
		return string;
	}
	
	ccode.encrypt = function (data, key){
		dataArr = ccode.getByte(data);
		keyArr = ccode.getByte(key);
		array = new Array();
		lengthData = dataArr.length;
		lengthKey = keyArr.length;
		for(var i = 0; i < 	lengthData; i ++){
			array[i] = 	(0xff & dataArr[i]) + (0xff & keyArr[i % lengthKey])
		}
		return array.join('@');
	}
	
	ccode.decrypt = function (encode, key){
		codeArr = encode.split('@');
		keyArr = ccode.getByte(key);
		array = new Array();
		lengthCode = codeArr.length;
		lengthKey = keyArr.length;
		for(var i = 0; i < lengthCode; i ++){
			array[i] = codeArr[i] - (0xff & keyArr[i % lengthKey]);
		}
		return ccode.getChar(array);
	}
	
	t = 'this is a test data for 0xff & $a & $b And（按位与） 将把 $a 和 $b 中都为 1 的位设为 1。';
	key = 'thisissecuritykey';
	
	f = ccode.encrypt(t, key);
	
	d = ccode.decrypt(f, key);
	
	console.log(f);
	console.log(d);


</script>