1160814Ssimon/* crypto/ecdh/ecdh.h */ 2160814Ssimon/* ==================================================================== 3160814Ssimon * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. 4160814Ssimon * 5160814Ssimon * The Elliptic Curve Public-Key Crypto Library (ECC Code) included 6160814Ssimon * herein is developed by SUN MICROSYSTEMS, INC., and is contributed 7160814Ssimon * to the OpenSSL project. 8160814Ssimon * 9160814Ssimon * The ECC Code is licensed pursuant to the OpenSSL open source 10160814Ssimon * license provided below. 11160814Ssimon * 12160814Ssimon * The ECDH software is originally written by Douglas Stebila of 13160814Ssimon * Sun Microsystems Laboratories. 14160814Ssimon * 15160814Ssimon */ 16160814Ssimon/* ==================================================================== 17160814Ssimon * Copyright (c) 2000-2002 The OpenSSL Project. All rights reserved. 18160814Ssimon * 19160814Ssimon * Redistribution and use in source and binary forms, with or without 20160814Ssimon * modification, are permitted provided that the following conditions 21160814Ssimon * are met: 22160814Ssimon * 23160814Ssimon * 1. Redistributions of source code must retain the above copyright 24296465Sdelphij * notice, this list of conditions and the following disclaimer. 25160814Ssimon * 26160814Ssimon * 2. Redistributions in binary form must reproduce the above copyright 27160814Ssimon * notice, this list of conditions and the following disclaimer in 28160814Ssimon * the documentation and/or other materials provided with the 29160814Ssimon * distribution. 30160814Ssimon * 31160814Ssimon * 3. All advertising materials mentioning features or use of this 32160814Ssimon * software must display the following acknowledgment: 33160814Ssimon * "This product includes software developed by the OpenSSL Project 34160814Ssimon * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" 35160814Ssimon * 36160814Ssimon * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 37160814Ssimon * endorse or promote products derived from this software without 38160814Ssimon * prior written permission. For written permission, please contact 39160814Ssimon * licensing@OpenSSL.org. 40160814Ssimon * 41160814Ssimon * 5. Products derived from this software may not be called "OpenSSL" 42160814Ssimon * nor may "OpenSSL" appear in their names without prior written 43160814Ssimon * permission of the OpenSSL Project. 44160814Ssimon * 45160814Ssimon * 6. Redistributions of any form whatsoever must retain the following 46160814Ssimon * acknowledgment: 47160814Ssimon * "This product includes software developed by the OpenSSL Project 48160814Ssimon * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" 49160814Ssimon * 50160814Ssimon * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 51160814Ssimon * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 52160814Ssimon * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 53160814Ssimon * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 54160814Ssimon * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 55160814Ssimon * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 56160814Ssimon * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 57160814Ssimon * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 58160814Ssimon * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 59160814Ssimon * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 60160814Ssimon * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 61160814Ssimon * OF THE POSSIBILITY OF SUCH DAMAGE. 62160814Ssimon * ==================================================================== 63160814Ssimon * 64160814Ssimon * This product includes cryptographic software written by Eric Young 65160814Ssimon * (eay@cryptsoft.com). This product includes software written by Tim 66160814Ssimon * Hudson (tjh@cryptsoft.com). 67160814Ssimon * 68160814Ssimon */ 69160814Ssimon#ifndef HEADER_ECDH_H 70296465Sdelphij# define HEADER_ECDH_H 71160814Ssimon 72296465Sdelphij# include <openssl/opensslconf.h> 73160814Ssimon 74296465Sdelphij# ifdef OPENSSL_NO_ECDH 75296465Sdelphij# error ECDH is disabled. 76296465Sdelphij# endif 77160814Ssimon 78296465Sdelphij# include <openssl/ec.h> 79296465Sdelphij# include <openssl/ossl_typ.h> 80296465Sdelphij# ifndef OPENSSL_NO_DEPRECATED 81296465Sdelphij# include <openssl/bn.h> 82296465Sdelphij# endif 83160814Ssimon 84160814Ssimon#ifdef __cplusplus 85160814Ssimonextern "C" { 86160814Ssimon#endif 87160814Ssimon 88160814Ssimonconst ECDH_METHOD *ECDH_OpenSSL(void); 89160814Ssimon 90296465Sdelphijvoid ECDH_set_default_method(const ECDH_METHOD *); 91160814Ssimonconst ECDH_METHOD *ECDH_get_default_method(void); 92296465Sdelphijint ECDH_set_method(EC_KEY *, const ECDH_METHOD *); 93160814Ssimon 94296465Sdelphijint ECDH_compute_key(void *out, size_t outlen, const EC_POINT *pub_key, 95296465Sdelphij EC_KEY *ecdh, void *(*KDF) (const void *in, size_t inlen, 96296465Sdelphij void *out, size_t *outlen)); 97160814Ssimon 98296465Sdelphijint ECDH_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new 99296465Sdelphij *new_func, CRYPTO_EX_dup *dup_func, 100296465Sdelphij CRYPTO_EX_free *free_func); 101296465Sdelphijint ECDH_set_ex_data(EC_KEY *d, int idx, void *arg); 102296465Sdelphijvoid *ECDH_get_ex_data(EC_KEY *d, int idx); 103160814Ssimon 104160814Ssimon/* BEGIN ERROR CODES */ 105296465Sdelphij/* 106296465Sdelphij * The following lines are auto generated by the script mkerr.pl. Any changes 107160814Ssimon * made after this point may be overwritten when the script is next run. 108160814Ssimon */ 109160814Ssimonvoid ERR_load_ECDH_strings(void); 110160814Ssimon 111160814Ssimon/* Error codes for the ECDH functions. */ 112160814Ssimon 113160814Ssimon/* Function codes. */ 114296465Sdelphij# define ECDH_F_ECDH_COMPUTE_KEY 100 115296465Sdelphij# define ECDH_F_ECDH_DATA_NEW_METHOD 101 116160814Ssimon 117160814Ssimon/* Reason codes. */ 118296465Sdelphij# define ECDH_R_KDF_FAILED 102 119296465Sdelphij# define ECDH_R_NO_PRIVATE_VALUE 100 120296465Sdelphij# define ECDH_R_POINT_ARITHMETIC_FAILURE 101 121160814Ssimon 122160814Ssimon#ifdef __cplusplus 123160814Ssimon} 124160814Ssimon#endif 125160814Ssimon#endif 126