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bencoder. backup commit

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mykola2312 2022-03-17 23:34:55 +02:00
parent e075c52488
commit 53b4985869
2 changed files with 65 additions and 43 deletions
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44
announce.php
View file

@ -1,6 +1,7 @@
<?php <?php
require("../php/config.php"); require("../php/config.php");
require("network.php"); require("network.php");
require("bencoder.php");
$DB_NAME = "torrent"; $DB_NAME = "torrent";
$ANN_MIN_INTERVAL = 15; $ANN_MIN_INTERVAL = 15;
$ANN_INTERVAL = 60; $ANN_INTERVAL = 60;
@ -27,49 +28,6 @@ function hash_encode($str)
return hex2bin($str); return hex2bin($str);
} }
function bencode($var)
{
if (is_string($var)) {
return strlen($var) .':'. $var;
} else if (is_int($var)) {
return 'i'. $var .'e';
} else if (is_float($var)) {
return 'i'. sprintf('%.0f', $var) .'e';
} else if (is_array($var)) {
if (count($var) == 0) {
return 'de';
} else {
$assoc = false;
foreach ($var as $key => $val) {
if (!is_int($key)) {
$assoc = true;
break;
}
}
if ($assoc) {
ksort($var, SORT_REGULAR);
$ret = 'd';
foreach ($var as $key => $val) {
$ret .= bencode($key) . bencode($val);
}
return $ret .'e';
} else {
$ret = 'l';
foreach ($var as $val) {
$ret .= bencode($val);
}
return $ret .'e';
}
}
} else {
do_error('bencode wrong data type');
}
}
if (!isset($_GET["info_hash"])) { if (!isset($_GET["info_hash"])) {
bad_request("No info_hash"); bad_request("No info_hash");

64
bencoder.php Normal file
View file

@ -0,0 +1,64 @@
<?php
function bencode($var)
{
if (is_string($var)) {
return strlen($var) .':'. $var;
} else if (is_int($var)) {
return 'i'. $var .'e';
} else if (is_float($var)) {
return 'i'. sprintf('%.0f', $var) .'e';
} else if (is_array($var)) {
if (count($var) == 0) {
return 'de';
} else {
$assoc = false;
foreach ($var as $key => $val) {
if (!is_int($key)) {
$assoc = true;
break;
}
}
if ($assoc) {
ksort($var, SORT_REGULAR);
$ret = 'd';
foreach ($var as $key => $val) {
$ret .= bencode($key) . bencode($val);
}
return $ret .'e';
} else {
$ret = 'l';
foreach ($var as $val) {
$ret .= bencode($val);
}
return $ret .'e';
}
}
} else {
do_error('bencode wrong data type');
}
}
/*
function bdecode($enc)
{
if ($endPos = strpos($enc, 'e') == false) {
// string
}
if (!$endPos) {
return null;
}
$type = substr($enc, 1, 1);
$data = substr($enc, 1, $endPos - 1);
switch ($type)
{
case 'i': return intval($data);
}
}
*/
?>