编辑代码

<?php        //version lite202
 
function GetLongBinary($num)
{
        return pack("N",$num);
}
 return pack("N",$num);
function GetShortBinary($num)
{
        return pack("n",$num);
}
 
function GetDummy($count)
{
        $str = "";
        for($i=0;$i<$count;$i++)
                $str .= "\x00";
        return $str;
}
 
function GetBlock($val)
{
        $len = strlen($val);
        if( $len < 254 )
                return chr($len).$val;
        else
                return "\xFE".GetLongBinary($len).$val;
}
 
function EchoHeader($errno)
{
        $str = GetLongBinary(1111);
        $str .= GetShortBinary(202);
        $str .= GetLongBinary($errno);
        $str .= GetDummy(6);
        echo $str;
}
 
function EchoConnInfo()
{
        $version = sqlite_libversion();
        $str = GetBlock($version);
        echo $version ;
        $str .= GetBlock($version);
        echo $str;
        $str .= GetBlock($version);
        echo $str;
}
 
function EchoConnInfo3()
{
        $version = SQLite3::version();
        $str = GetBlock($version["versionString"]);
        $str .= GetBlock($version["versionString"]);
        $str .= GetBlock($version["versionString"]);
        echo $str;
}
 
function EchoResultSetHeader($errno, $affectrows, $insertid, $numfields, $numrows)
{
        $str = GetLongBinary($errno);
        $str .= GetLongBinary($affectrows);
        $str .= GetLongBinary($insertid);
        $str .= GetLongBinary($numfields);
        $str .= GetLongBinary($numrows);
        $str .= GetDummy(12);
        echo $str;
}
 
function EchoFieldsHeader($res, $numfields)
{
        $str = "";
        for ( $i = 0; $i < $numfields; $i++ ) {
                $str .= GetBlock(sqlite_field_name($res, $i));
                $str .= GetBlock("");
                 
                $type = -2;        // SQLITE_TEXT
                $length = 0;
                $flag = 0;
                 
                $str .= GetLongBinary($type);
                $str .= GetLongBinary($flag);
                $str .= GetLongBinary($length);
        }
        echo $str;
}

header("Content-Type: text/html");
?>