1 /* $OpenBSD: gost89imit_ameth.c,v 1.1 2014/11/09 19:17:13 miod Exp $ */ 2 /* 3 * Copyright (c) 2014 Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> 4 * Copyright (c) 2005-2006 Cryptocom LTD 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * 18 * 3. All advertising materials mentioning features or use of this 19 * software must display the following acknowledgment: 20 * "This product includes software developed by the OpenSSL Project 21 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" 22 * 23 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 24 * endorse or promote products derived from this software without 25 * prior written permission. For written permission, please contact 26 * openssl-core@openssl.org. 27 * 28 * 5. Products derived from this software may not be called "OpenSSL" 29 * nor may "OpenSSL" appear in their names without prior written 30 * permission of the OpenSSL Project. 31 * 32 * 6. Redistributions of any form whatsoever must retain the following 33 * acknowledgment: 34 * "This product includes software developed by the OpenSSL Project 35 * for use in the OpenSSL Toolkit (http://www.openssl.org/)" 36 * 37 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 38 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 39 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 40 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 41 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 42 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 43 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 44 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 45 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 46 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 47 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 48 * OF THE POSSIBILITY OF SUCH DAMAGE. 49 * ==================================================================== 50 */ 51 52 #include <openssl/opensslconf.h> 53 54 #ifndef OPENSSL_NO_GOST 55 #include <openssl/evp.h> 56 57 #include "asn1_locl.h" 58 59 static void 60 mackey_free_gost(EVP_PKEY *pk) 61 { 62 free(pk->pkey.ptr); 63 } 64 65 static int 66 mac_ctrl_gost(EVP_PKEY *pkey, int op, long arg1, void *arg2) 67 { 68 switch (op) { 69 case ASN1_PKEY_CTRL_DEFAULT_MD_NID: 70 *(int *)arg2 = NID_id_Gost28147_89_MAC; 71 return 2; 72 } 73 return -2; 74 } 75 76 const EVP_PKEY_ASN1_METHOD gostimit_asn1_meth = { 77 .pkey_id = EVP_PKEY_GOSTIMIT, 78 .pkey_base_id = EVP_PKEY_GOSTIMIT, 79 .pkey_flags = ASN1_PKEY_SIGPARAM_NULL, 80 81 .pem_str = "GOST-MAC", 82 .info = "GOST 28147-89 MAC", 83 84 .pkey_free = mackey_free_gost, 85 .pkey_ctrl = mac_ctrl_gost, 86 }; 87 88 #endif 89