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#ifndef librabbitmq_amqp_openssl_hostname_validation_h
#define librabbitmq_amqp_openssl_hostname_validation_h
/*
* Copyright (C) 2012, iSEC Partners.
* Copyright (C) 2015 Alan Antonuk.
*
* All rights reserved.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* Except as contained in this notice, the name of a copyright holder shall
* not be used in advertising or otherwise to promote the sale, use or other
* dealings in this Software without prior written authorization of the
* copyright holder.
*/
/* Originally from:
* https://github.com/iSECPartners/ssl-conservatory
* https://wiki.openssl.org/index.php/Hostname_validation
*/
#include <openssl/ossl_typ.h>
typedef enum {
AMQP_HVR_MATCH_FOUND,
AMQP_HVR_MATCH_NOT_FOUND,
AMQP_HVR_NO_SAN_PRESENT,
AMQP_HVR_MALFORMED_CERTIFICATE,
AMQP_HVR_ERROR
} amqp_hostname_validation_result;
/**
* Validates the server's identity by looking for the expected hostname in the
* server's certificate. As described in RFC 6125, it first tries to find a match
* in the Subject Alternative Name extension. If the extension is not present in
* the certificate, it checks the Common Name instead.
*
* Returns AMQP_HVR_MATCH_FOUND if a match was found.
* Returns AMQP_HVR_MATCH_NOT_FOUND if no matches were found.
* Returns AMQP_HVR_MALFORMED_CERTIFICATE if any of the hostnames had a NUL
* character embedded in it.
* Returns AMQP_HVR_ERROR if there was an error.
*/
amqp_hostname_validation_result amqp_ssl_validate_hostname(
const char *hostname, const X509 *server_cert);
#endif
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