| | #!/usr/bin/php |
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| | <?php |
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| | //error_reporting(0); |
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| | |
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| | $host = '52.43.252.153'; // websocket server |
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| | $port = 9001; |
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| | $local = "http://localhost"; // origin header |
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| | $data = '{"CMD":"CLEAR"}'; // not actaully sent |
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| | |
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| | echo ".-,--. ,---. ,-_/,. ,-,---. . |
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| | ' | \ ,-. ,-. . , , | | ,-. ' |_|/ . ,-. '|___/ ,-. ,-| ,-. ,-. |
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| | , | / | ,-| |/|/ | | | | /| | | `-. ,| \ ,-| | | | | |-' |
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| | `-^--' ' `-^ ' ' `---' ' ' `' `' ' `-' `-^---' `-^ `-' `-| `-' |
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| | ,| |
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| | `'\n"; |
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| | $head = "GET / HTTP/1.1"."\r\n". |
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| | "Upgrade: WebSocket"."\r\n". |
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| | "Connection: Upgrade"."\r\n". |
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| | "Origin: $local"."\r\n". |
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| | "Host: $host"."\r\n". |
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| | "Sec-WebSocket-Version: 13"."\r\n". |
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| | "Sec-WebSocket-Key: asdasdaas76da7sd6asd6as7d"."\r\n". |
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| | "Content-Length: ".strlen($data)."\r\n"."\r\n"; |
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| | |
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| | if ($argc < 2 ){ |
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| | exit("Usage: php index.php <image>\n"); |
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| | }else{ |
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| | $filename = $argv[1]; |
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| | echo "[+] Img: $filename\n"; |
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| | if ($filename == null || !isset($filename)) { |
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| | echo "[!] Please choose an image\n"; |
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| | exit(0); |
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| | }else{ |
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| | $imgStats = list($width, $height, $type, $attr) = getimagesize($filename); |
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| | echo "[i] Height: $imgStats[1]\n"; |
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| | echo "[i] Width: $imgStats[0]\n"; |
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| | if($imgStats[0] <> 64 || $imgStats[1] <> 32) |
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| | die("[-] Image must be 64px Wide and 32px high"); |
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| | |
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| | $im = imagecreatefrompng($filename); |
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| | //connect |
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| | $sock = fsockopen($host, $port, $errno, $errstr, 2); |
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| | fwrite($sock, $head ) or die('error:'.$errno.':'.$errstr); |
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| | $headers = fread($sock, 2000); |
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| | |
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| | echo "[!] sending...\n"; |
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| | $count = 0; // 2048 pixels total |
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| | //time to get the colors |
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| | for($x = 0; $x <= $imgStats[0]-1; $x++){ |
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| | $arrX = array(); |
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| | $arrY = array(); |
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| | $arrC = array(); |
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| | //calculate percentage |
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| | $count++; |
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| | $percent = round(($count / 64) * 100, 2); |
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| | echo "[+] complete: $percent% \r"; |
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| | |
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| | for($y = 0; $y <= $imgStats[1]-1; $y++){ |
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| | $rgb = imagecolorat($im, $x, $y); |
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| | $newcol = color565($im, $rgb); |
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| | array_push($arrX, $x); |
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| | array_push($arrY, $y); |
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| | array_push($arrC, $newcol); |
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| | } |
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| | |
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| | //create data then send |
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| | $data = '{"CMD":"DRAW","DATA":['; |
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| | for($i = 0; $i <= 32-1; $i++){ |
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| | $data .= '['.$arrX[$i].','.$arrY[$i].',"'.$arrC[$i].'"],'; // data to be sent |
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| | } |
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| | $data = rtrim($data,','); |
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| | $data .= ']}'; |
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| | //echo $data."\n"; // DEBUG |
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| | fwrite($sock, hybi10Encode($data)) or die('error:'.$errno.':'.$errstr); |
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| | $wsdata = fread($sock, 2000); |
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| | } |
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| | |
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| | //close connection |
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| | fclose($sock); |
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| | echo "\n[+] done\n"; |
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| | } |
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| | } |
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| | |
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| | function color565($im, $color){ |
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| | $color_tran = imagecolorsforindex($im, $color); |
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| | $red = $color_tran['red']; |
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| | $green = $color_tran['green']; |
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| | $blue = $color_tran['blue']; |
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| | /*bit Shifting*/ |
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| | $b = ($blue >> 3) & 0x1f; |
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| | $g = (($green >> 2) & 0x3f) << 5; |
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| | $r = (($red >> 3) & 0x1f) << 11; |
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| | return "0x". strtoupper(dechex($r | $g | $b)); |
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| | } |
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| | |
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| | // hibi10 decoding of data |
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| | function hybi10Decode($data) |
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| | { |
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| | $bytes = $data; |
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| | $dataLength = ''; |
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| | $mask = ''; |
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| | $coded_data = ''; |
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| | $decodedData = ''; |
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| | $secondByte = sprintf('%08b', ord($bytes[1])); |
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| | $masked = ($secondByte[0] == '1') ? true : false; |
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| | $dataLength = ($masked === true) ? ord($bytes[1]) & 127 : ord($bytes[1]); |
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| | if($masked === true) |
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| | { |
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| | if ($dataLength === 126) { |
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| | $mask = substr($bytes, 4, 4); |
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| | $coded_data = substr($bytes, 8); |
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| | } |
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| | elseif ($dataLength === 127) { |
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| | $mask = substr($bytes, 10, 4); |
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| | $coded_data = substr($bytes, 14); |
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| | } |
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| | else { |
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| | $mask = substr($bytes, 2, 4); |
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| | $coded_data = substr($bytes, 6); |
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| | } |
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| | for ($i = 0; $i < strlen($coded_data); $i++) { |
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| | $decodedData .= $coded_data[$i] ^ $mask[$i % 4]; |
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| | } |
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| | } |
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| | else { |
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| | if ($dataLength === 126) { |
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| | $decodedData = substr($bytes, 4); |
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| | } |
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| | elseif ($dataLength === 127) { |
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| | $decodedData = substr($bytes, 10); |
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| | } |
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| | else { |
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| | $decodedData = substr($bytes, 2); |
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| | } |
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| | } |
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| | |
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| | return $decodedData; |
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| | } |
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| | |
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| | // hibi10 encoding of data |
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| | function hybi10Encode($payload, $type = 'text', $masked = true) { |
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| | $frameHead = array(); |
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| | $frame = ''; |
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| | $payloadLength = strlen($payload); |
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| | |
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| | switch ($type) { |
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| | case 'text': |
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| | // first byte indicates FIN, Text-Frame (10000001): |
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| | $frameHead[0] = 129; |
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| | break; |
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| | case 'close': |
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| | // first byte indicates FIN, Close Frame(10001000): |
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| | $frameHead[0] = 136; |
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| | break; |
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| | case 'ping': |
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| | // first byte indicates FIN, Ping frame (10001001): |
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| | $frameHead[0] = 137; |
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| | break; |
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| | case 'pong': |
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| | // first byte indicates FIN, Pong frame (10001010): |
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| | $frameHead[0] = 138; |
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| | break; |
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| | } |
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| | |
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| | // set mask and payload length (using 1, 3 or 9 bytes) |
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| | if ($payloadLength > 65535) { |
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| | $payloadLengthBin = str_split(sprintf('%064b', $payloadLength), 8); |
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| | $frameHead[1] = ($masked === true) ? 255 : 127; |
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| | for ($i = 0; $i < 8; $i++) { |
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| | $frameHead[$i + 2] = bindec($payloadLengthBin[$i]); |
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| | } |
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| | |
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| | // most significant bit MUST be 0 (close connection if frame too big) |
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| | if ($frameHead[2] > 127) { |
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| | $this->close(1004); |
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| | return false; |
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| | } |
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| | } elseif ($payloadLength > 125) { |
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| | $payloadLengthBin = str_split(sprintf('%016b', $payloadLength), 8); |
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| | $frameHead[1] = ($masked === true) ? 254 : 126; |
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| | $frameHead[2] = bindec($payloadLengthBin[0]); |
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| | $frameHead[3] = bindec($payloadLengthBin[1]); |
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| | } else { |
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| | $frameHead[1] = ($masked === true) ? $payloadLength + 128 : $payloadLength; |
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| | } |
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| | |
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| | // convert frame-head to string: |
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| | foreach (array_keys($frameHead) as $i) { |
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| | $frameHead[$i] = chr($frameHead[$i]); |
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| | } |
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| | if ($masked === true) { |
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| | // generate a random mask: |
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| | $mask = array(); |
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| | for ($i = 0; $i < 4; $i++) { |
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| | $mask[$i] = chr(rand(0, 255)); |
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| | } |
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| | $frameHead = array_merge($frameHead, $mask); |
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| | } |
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| | $frame = implode('', $frameHead); |
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| | // append payload to frame: |
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| | for ($i = 0; $i < $payloadLength; $i++) { |
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| | $frame .= ($masked === true) ? $payload[$i] ^ $mask[$i % 4] : $payload[$i]; |
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| | } |
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| | |
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| | return $frame; |
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| | } |
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| | ?> |
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| | |
root
authored
on 29 Jul 2019
