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Diffstat (limited to 'srcs/wordpress/wp-includes/Requests/SSL.php')
| -rw-r--r-- | srcs/wordpress/wp-includes/Requests/SSL.php | 152 |
1 files changed, 0 insertions, 152 deletions
diff --git a/srcs/wordpress/wp-includes/Requests/SSL.php b/srcs/wordpress/wp-includes/Requests/SSL.php deleted file mode 100644 index 2b03768..0000000 --- a/srcs/wordpress/wp-includes/Requests/SSL.php +++ /dev/null @@ -1,152 +0,0 @@ -<?php -/** - * SSL utilities for Requests - * - * @package Requests - * @subpackage Utilities - */ - -/** - * SSL utilities for Requests - * - * Collection of utilities for working with and verifying SSL certificates. - * - * @package Requests - * @subpackage Utilities - */ -class Requests_SSL { - /** - * Verify the certificate against common name and subject alternative names - * - * Unfortunately, PHP doesn't check the certificate against the alternative - * names, leading things like 'https://www.github.com/' to be invalid. - * Instead - * - * @see https://tools.ietf.org/html/rfc2818#section-3.1 RFC2818, Section 3.1 - * - * @throws Requests_Exception On not obtaining a match for the host (`fsockopen.ssl.no_match`) - * @param string $host Host name to verify against - * @param array $cert Certificate data from openssl_x509_parse() - * @return bool - */ - public static function verify_certificate($host, $cert) { - // Calculate the valid wildcard match if the host is not an IP address - $parts = explode('.', $host); - if (ip2long($host) === false) { - $parts[0] = '*'; - } - $wildcard = implode('.', $parts); - - $has_dns_alt = false; - - // Check the subjectAltName - if (!empty($cert['extensions']) && !empty($cert['extensions']['subjectAltName'])) { - $altnames = explode(',', $cert['extensions']['subjectAltName']); - foreach ($altnames as $altname) { - $altname = trim($altname); - if (strpos($altname, 'DNS:') !== 0) { - continue; - } - - $has_dns_alt = true; - - // Strip the 'DNS:' prefix and trim whitespace - $altname = trim(substr($altname, 4)); - - // Check for a match - if (self::match_domain($host, $altname) === true) { - return true; - } - } - } - - // Fall back to checking the common name if we didn't get any dNSName - // alt names, as per RFC2818 - if (!$has_dns_alt && !empty($cert['subject']['CN'])) { - // Check for a match - if (self::match_domain($host, $cert['subject']['CN']) === true) { - return true; - } - } - - return false; - } - - /** - * Verify that a reference name is valid - * - * Verifies a dNSName for HTTPS usage, (almost) as per Firefox's rules: - * - Wildcards can only occur in a name with more than 3 components - * - Wildcards can only occur as the last character in the first - * component - * - Wildcards may be preceded by additional characters - * - * We modify these rules to be a bit stricter and only allow the wildcard - * character to be the full first component; that is, with the exclusion of - * the third rule. - * - * @param string $reference Reference dNSName - * @return boolean Is the name valid? - */ - public static function verify_reference_name($reference) { - $parts = explode('.', $reference); - - // Check the first part of the name - $first = array_shift($parts); - - if (strpos($first, '*') !== false) { - // Check that the wildcard is the full part - if ($first !== '*') { - return false; - } - - // Check that we have at least 3 components (including first) - if (count($parts) < 2) { - return false; - } - } - - // Check the remaining parts - foreach ($parts as $part) { - if (strpos($part, '*') !== false) { - return false; - } - } - - // Nothing found, verified! - return true; - } - - /** - * Match a hostname against a dNSName reference - * - * @param string $host Requested host - * @param string $reference dNSName to match against - * @return boolean Does the domain match? - */ - public static function match_domain($host, $reference) { - // Check if the reference is blacklisted first - if (self::verify_reference_name($reference) !== true) { - return false; - } - - // Check for a direct match - if ($host === $reference) { - return true; - } - - // Calculate the valid wildcard match if the host is not an IP address - // Also validates that the host has 3 parts or more, as per Firefox's - // ruleset. - if (ip2long($host) === false) { - $parts = explode('.', $host); - $parts[0] = '*'; - $wildcard = implode('.', $parts); - if ($wildcard === $reference) { - return true; - } - } - - return false; - } -}
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