Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 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. */ |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 112 | #define ECDH_F_ECDH_COMPUTE_KEY 100 |
| 113 | #define ECDH_F_ECDH_DATA_NEW_METHOD 101 |
| 114 | |
| 115 | /* Reason codes. */ |
| 116 | #define ECDH_R_KDF_FAILED 102 |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 117 | #define ECDH_R_NO_PRIVATE_VALUE 100 |
| 118 | #define ECDH_R_POINT_ARITHMETIC_FAILURE 101 |
| 119 | |
| 120 | #ifdef __cplusplus |
| 121 | } |
| 122 | #endif |
| 123 | #endif |