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/*
* OpenVPN -- An application to securely tunnel IP networks
* over a single TCP/UDP port, with support for SSL/TLS-based
* session authentication and key exchange,
* packet encryption, packet authentication, and
* packet compression.
*
* Copyright (C) 2002-2010 OpenVPN Technologies, Inc. <sales@openvpn.net>
* Copyright (C) 2010 Fox Crypto B.V. <openvpn@fox-it.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program (see the file COPYING included with this
* distribution); if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/**
* @file Control Channel Verification Module library-specific backend interface
*/
#ifndef SSL_VERIFY_BACKEND_H_
#define SSL_VERIFY_BACKEND_H_
/*
* Backend support functions.
*
* The following functions are needed by the backend, but defined in the main
* file.
*/
/*
* Remember the given certificate hash, allowing the certificate chain to be
* locked between sessions.
*
* Must be called for every certificate in the verification chain, whether it
* is valid or not.
*
* @param session TLS Session associated with this tunnel
* @param cert_depth Depth of the current certificate
* @param sha1_hash Hash of the current certificate
*/
void cert_hash_remember (struct tls_session *session, const int cert_depth,
const unsigned char *sha1_hash);
#endif /* SSL_VERIFY_BACKEND_H_ */
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