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89 lines
2.3 KiB
C
89 lines
2.3 KiB
C
/**
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* \file ssl_cookie.h
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*
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* \brief DTLS cookie callbacks implementation
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*
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* Copyright (C) 2014, Brainspark B.V.
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*
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* This file is part of PolarSSL (http://www.polarssl.org)
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* Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>
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*
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* All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef POLARSSL_SSL_COOKIE_H
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#define POLARSSL_SSL_COOKIE_H
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#include "ssl.h"
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/**
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* \name SECTION: Module settings
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*
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* The configuration options you can set for this module are in this section.
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* Either change them in config.h or define them on the compiler command line.
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* \{
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*/
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/* \} name SECTION: Module settings */
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* \brief Context for the default cookie functions.
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*/
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typedef struct
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{
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md_context_t hmac_ctx; /*!< context for the HMAC portion */
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#if !defined(POLARSSL_HAVE_TIME)
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unsigned long serial; /*!< serial number for expiration */
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#endif
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} ssl_cookie_ctx;
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/**
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* \brief Initialize cookie context
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*/
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void ssl_cookie_init( ssl_cookie_ctx *ctx );
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/**
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* \brief Setup cookie context (generate keys)
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*/
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int ssl_cookie_setup( ssl_cookie_ctx *ctx,
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int (*f_rng)(void *, unsigned char *, size_t),
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void *p_rng );
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/**
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* \brief Free cookie context
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*/
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void ssl_cookie_free( ssl_cookie_ctx *ctx );
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/**
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* \brief Generate cookie, see \c ssl_cookie_write_t
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*/
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ssl_cookie_write_t ssl_cookie_write;
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/**
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* \brief Verify cookie, see \c ssl_cookie_write_t
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*/
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ssl_cookie_check_t ssl_cookie_check;
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#ifdef __cplusplus
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}
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#endif
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#endif /* ssl_cookie.h */
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