openssl函数在https停无法使用

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<?php<br />
#ssl-encry.php<br />
$source = "This is encry-content.";<br />
echo "1.Source: $source";<br />
$fp=fopen("/path/to/certificate.crt","r");<br />
$pub_key=fread($fp,8192);<br />
fclose($fp);<br />
openssl_get_publickey($pub_key);<br />
openssl_public_encrypt($source,$crypttext,$pub_key);<br />
echo "2.String crypted: $crypttext";<br />
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$fp=fopen("/path/to/private.key","r");<br />
$priv_key=fread($fp,8192);<br />
fclose($fp);<br />
// $passphrase is required if your key is encoded (suggested)<br />
$passphrase = '';<br />
$res = openssl_get_privatekey($priv_key,$passphrase);<br />
openssl_private_decrypt($crypttext,$newsource,$res);<br />
echo "3.String decrypt : $newsource";<br />
?> <br />
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