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| 1 /* crypto/ecdh/ecdh.h */ | |
| 2 /* ==================================================================== | |
| 3 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. | |
| 4 * | |
| 5 * The Elliptic Curve Public-Key Crypto Library (ECC Code) included | |
| 6 * herein is developed by SUN MICROSYSTEMS, INC., and is contributed | |
| 7 * to the OpenSSL project. | |
| 8 * | |
| 9 * The ECC Code is licensed pursuant to the OpenSSL open source | |
| 10 * license provided below. | |
| 11 * | |
| 12 * The ECDH software is originally written by Douglas Stebila of | |
| 13 * Sun Microsystems Laboratories. | |
| 14 * | |
| 15 */ | |
| 16 /* ==================================================================== | |
| 17 * Copyright (c) 2000-2002 The OpenSSL Project. All rights reserved. | |
| 18 * | |
| 19 * Redistribution and use in source and binary forms, with or without | |
| 20 * modification, are permitted provided that the following conditions | |
| 21 * are met: | |
| 22 * | |
| 23 * 1. Redistributions of source code must retain the above copyright | |
| 24 * notice, this list of conditions and the following disclaimer. | |
| 25 * | |
| 26 * 2. Redistributions in binary form must reproduce the above copyright | |
| 27 * notice, this list of conditions and the following disclaimer in | |
| 28 * the documentation and/or other materials provided with the | |
| 29 * distribution. | |
| 30 * | |
| 31 * 3. All advertising materials mentioning features or use of this | |
| 32 * software must display the following acknowledgment: | |
| 33 * "This product includes software developed by the OpenSSL Project | |
| 34 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" | |
| 35 * | |
| 36 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | |
| 37 * endorse or promote products derived from this software without | |
| 38 * prior written permission. For written permission, please contact | |
| 39 * licensing@OpenSSL.org. | |
| 40 * | |
| 41 * 5. Products derived from this software may not be called "OpenSSL" | |
| 42 * nor may "OpenSSL" appear in their names without prior written | |
| 43 * permission of the OpenSSL Project. | |
| 44 * | |
| 45 * 6. Redistributions of any form whatsoever must retain the following | |
| 46 * acknowledgment: | |
| 47 * "This product includes software developed by the OpenSSL Project | |
| 48 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" | |
| 49 * | |
| 50 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | |
| 51 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 52 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
| 53 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | |
| 54 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 55 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
| 56 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
| 57 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 58 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
| 59 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 60 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
| 61 * OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 62 * ==================================================================== | |
| 63 * | |
| 64 * This product includes cryptographic software written by Eric Young | |
| 65 * (eay@cryptsoft.com). This product includes software written by Tim | |
| 66 * Hudson (tjh@cryptsoft.com). | |
| 67 * | |
| 68 */ | |
| 69 #ifndef HEADER_ECDH_H | |
| 70 #define HEADER_ECDH_H | |
| 71 | |
| 72 #include <openssl/opensslconf.h> | |
| 73 | |
| 74 #ifdef OPENSSL_NO_ECDH | |
| 75 #error ECDH is disabled. | |
| 76 #endif | |
| 77 | |
| 78 #include <openssl/ec.h> | |
| 79 #include <openssl/ossl_typ.h> | |
| 80 #ifndef OPENSSL_NO_DEPRECATED | |
| 81 #include <openssl/bn.h> | |
| 82 #endif | |
| 83 | |
| 84 #ifdef __cplusplus | |
| 85 extern "C" { | |
| 86 #endif | |
| 87 | |
| 88 const ECDH_METHOD *ECDH_OpenSSL(void); | |
| 89 | |
| 90 void ECDH_set_default_method(const ECDH_METHOD *); | |
| 91 const ECDH_METHOD *ECDH_get_default_method(void); | |
| 92 int ECDH_set_method(EC_KEY *, const ECDH_METHOD *); | |
| 93 | |
| 94 int ECDH_compute_key(void *out, size_t outlen, const EC_POINT *pub_key, EC_KEY *
ecdh, | |
| 95 void *(*KDF)(const void *in, size_t inlen, void *out, size_
t *outlen)); | |
| 96 | |
| 97 int ECDH_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new | |
| 98 *new_func, CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func); | |
| 99 int ECDH_set_ex_data(EC_KEY *d, int idx, void *arg); | |
| 100 void *ECDH_get_ex_data(EC_KEY *d, int idx); | |
| 101 | |
| 102 | |
| 103 /* BEGIN ERROR CODES */ | |
| 104 /* The following lines are auto generated by the script mkerr.pl. Any changes | |
| 105 * made after this point may be overwritten when the script is next run. | |
| 106 */ | |
| 107 void ERR_load_ECDH_strings(void); | |
| 108 | |
| 109 /* Error codes for the ECDH functions. */ | |
| 110 | |
| 111 /* Function codes. */ | |
| 112 #define ECDH_F_ECDH_CHECK 102 | |
| 113 #define ECDH_F_ECDH_COMPUTE_KEY 100 | |
| 114 #define ECDH_F_ECDH_DATA_NEW_METHOD 101 | |
| 115 | |
| 116 /* Reason codes. */ | |
| 117 #define ECDH_R_KDF_FAILED 102 | |
| 118 #define ECDH_R_NON_FIPS_METHOD 103 | |
| 119 #define ECDH_R_NO_PRIVATE_VALUE 100 | |
| 120 #define ECDH_R_POINT_ARITHMETIC_FAILURE 101 | |
| 121 | |
| 122 #ifdef __cplusplus | |
| 123 } | |
| 124 #endif | |
| 125 #endif | |
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