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Re-add, some duplication but needed by KSMdecryptOTP.

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Simon Josefsson 2010-02-22 12:55:29 +00:00
parent c1fbae2408
commit 754b0d53c8
1 changed files with 78 additions and 0 deletions
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78
ykval-common.php
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@ -117,6 +117,84 @@ function modhex2b64 ($modhex_str) {
return hex2b64($hex_str);
}
// This function takes a list of URLs. It will return the content of
// the first successfully retrieved URL, whose content matches ^OK.
// The request are sent asynchronously. Some of the URLs can fail
// with unknown host, connection errors, or network timeout, but as
// long as one of the URLs given work, data will be returned. If all
// URLs fail, data from some URL that did not match parameter $match
// (defaults to ^OK) is returned, or if all URLs failed, false.
function retrieveURLasync ($urls, $ans_req=1, $match="^OK", $returl=False) {
$mh = curl_multi_init();
$ch = array();
foreach ($urls as $id => $url) {
$handle = curl_init();
debug("url is: " . $url);
curl_setopt($handle, CURLOPT_URL, $url);
curl_setopt($handle, CURLOPT_USERAGENT, "YK-VAL");
curl_setopt($handle, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($handle, CURLOPT_FAILONERROR, true);
curl_setopt($handle, CURLOPT_TIMEOUT, 10);
curl_multi_add_handle($mh, $handle);
$ch[$handle] = $handle;
}
$str = false;
$ans_count = 0;
$ans_arr = array();
do {
while (($mrc = curl_multi_exec($mh, $active)) == CURLM_CALL_MULTI_PERFORM)
;
while ($info = curl_multi_info_read($mh)) {
debug ("YK-KSM multi", $info);
if ($info['result'] == CURL_OK) {
$str = curl_multi_getcontent($info['handle']);
debug($str);
if (preg_match("/".$match."/", $str)) {
$error = curl_error ($info['handle']);
$errno = curl_errno ($info['handle']);
$cinfo = curl_getinfo ($info['handle']);
debug("YK-KSM errno/error: " . $errno . "/" . $error, $cinfo);
$ans_count++;
debug("found entry");
if ($returl) $ans_arr[]="url=" . $cinfo['url'] . "\n" . $str;
else $ans_arr[]=$str;
}
if ($ans_count >= $ans_req) {
foreach ($ch as $h) {
curl_multi_remove_handle ($mh, $h);
curl_close ($h);
}
curl_multi_close ($mh);
if ($ans_count==1) return $ans_arr[0];
else return $ans_arr;
}
curl_multi_remove_handle ($mh, $info['handle']);
curl_close ($info['handle']);
unset ($ch[$info['handle']]);
}
curl_multi_select ($mh);
}
} while($active);
foreach ($ch as $h) {
curl_multi_remove_handle ($mh, $h);
curl_close ($h);
}
curl_multi_close ($mh);
return $str;
}
// $otp: A yubikey OTP
function KSMdecryptOTP($urls) {
$ret = array();