修复版本(修补十六进制转换 + version_compare 使用)
<?php
function get_openssl_version_number($patch_as_number=false,$openssl_version_number=null) {
if (is_null($openssl_version_number)) $openssl_version_number = OPENSSL_VERSION_NUMBER;
$openssl_numeric_identifier = str_pad((string)dechex($openssl_version_number),8,'0',STR_PAD_LEFT);
$openssl_version_parsed = array();
$preg = '/(?<major>[[:xdigit:]])(?<minor>[[:xdigit:]][[:xdigit:]])(?<fix>[[:xdigit:]][[:xdigit:]])';
$preg.= '(?<patch>[[:xdigit:]][[:xdigit:]])(?<type>[[:xdigit:]])/';
preg_match_all($preg, $openssl_numeric_identifier, $openssl_version_parsed);
$openssl_version = false;
if (!empty($openssl_version_parsed)) {
$alphabet = array(1=>'a',2=>'b',3=>'c',4=>'d',5=>'e',6=>'f',7=>'g',8=>'h',9=>'i',10=>'j',11=>'k',
12=>'l',13=>'m',14=>'n',15=>'o',16=>'p',17=>'q',18=>'r',19=>'s',20=>'t',21=>'u',
22=>'v',23=>'w',24=>'x',25=>'y',26=>'z');
$openssl_version = intval($openssl_version_parsed['major'][0]).'.';
$openssl_version.= intval($openssl_version_parsed['minor'][0]).'.';
$openssl_version.= intval($openssl_version_parsed['fix'][0]);
$patchlevel_dec = hexdec($openssl_version_parsed['patch'][0]);
if (!$patch_as_number && array_key_exists($patchlevel_dec, $alphabet)) {
$openssl_version.= $alphabet[$patchlevel_dec]; }
else {
$openssl_version.= '.'.$patchlevel_dec; }
}
return $openssl_version;
}
?>