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82 lines
3.1 KiB
C
82 lines
3.1 KiB
C
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#ifndef HEADER_CURL_HOSTCHECK_H
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#define HEADER_CURL_HOSTCHECK_H
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/* Obtained from cURL
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* Copyright (C) 1998 - 2012, Daniel Stenberg, <daniel@haxx.se>, et al.
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*
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* This software is licensed as described in the file COPYING, which
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* you should have received as part of this distribution. The terms
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* are also available at http://curl.haxx.se/docs/copyright.html.
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*
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* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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* copies of the Software, and permit persons to whom the Software is
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* furnished to do so, under the terms of the COPYING file.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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***************************************************************************/
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#define CURL_HOST_NOMATCH 0
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#define CURL_HOST_MATCH 1
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int Curl_cert_hostcheck(const char *match_pattern, const char *hostname);
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#endif /* HEADER_CURL_HOSTCHECK_H */
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/* Obtained from: https://github.com/iSECPartners/ssl-conservatory */
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/*
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Copyright (C) 2012, iSEC Partners.
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Permission is hereby granted, free of charge, to any person obtaining a copy of
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this software and associated documentation files (the "Software"), to deal in
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the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do
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so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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/*
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* Helper functions to perform basic hostname validation using OpenSSL.
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*
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* Please read "everything-you-wanted-to-know-about-openssl.pdf" before
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* attempting to use this code. This whitepaper describes how the code works,
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* how it should be used, and what its limitations are.
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*
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* Author: Alban Diquet
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* License: See LICENSE
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*
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*/
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typedef enum {
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MatchFound,
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MatchNotFound,
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NoSANPresent,
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MalformedCertificate,
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Error
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} HostnameValidationResult;
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/**
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* Validates the server's identity by looking for the expected hostname in the
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* server's certificate. As described in RFC 6125, it first tries to find a match
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* in the Subject Alternative Name extension. If the extension is not present in
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* the certificate, it checks the Common Name instead.
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*
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* Returns MatchFound if a match was found.
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* Returns MatchNotFound if no matches were found.
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* Returns MalformedCertificate if any of the hostnames had a NUL character embedded in it.
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* Returns Error if there was an error.
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*/
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HostnameValidationResult validate_hostname(const char *hostname, const X509 *server_cert);
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