1*3e6ba588Stb /* $OpenBSD: ecdsa_local.h,v 1.2 2023/07/28 15:50:33 tb Exp $ */ 29243ef13Stb /* 39243ef13Stb * Written by Nils Larsch for the OpenSSL project 49243ef13Stb */ 59243ef13Stb /* ==================================================================== 69243ef13Stb * Copyright (c) 2000-2005 The OpenSSL Project. All rights reserved. 79243ef13Stb * 89243ef13Stb * Redistribution and use in source and binary forms, with or without 99243ef13Stb * modification, are permitted provided that the following conditions 109243ef13Stb * are met: 119243ef13Stb * 129243ef13Stb * 1. Redistributions of source code must retain the above copyright 139243ef13Stb * notice, this list of conditions and the following disclaimer. 149243ef13Stb * 159243ef13Stb * 2. Redistributions in binary form must reproduce the above copyright 169243ef13Stb * notice, this list of conditions and the following disclaimer in 179243ef13Stb * the documentation and/or other materials provided with the 189243ef13Stb * distribution. 199243ef13Stb * 209243ef13Stb * 3. All advertising materials mentioning features or use of this 219243ef13Stb * software must display the following acknowledgment: 229243ef13Stb * "This product includes software developed by the OpenSSL Project 239243ef13Stb * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" 249243ef13Stb * 259243ef13Stb * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 269243ef13Stb * endorse or promote products derived from this software without 279243ef13Stb * prior written permission. For written permission, please contact 289243ef13Stb * licensing@OpenSSL.org. 299243ef13Stb * 309243ef13Stb * 5. Products derived from this software may not be called "OpenSSL" 319243ef13Stb * nor may "OpenSSL" appear in their names without prior written 329243ef13Stb * permission of the OpenSSL Project. 339243ef13Stb * 349243ef13Stb * 6. Redistributions of any form whatsoever must retain the following 359243ef13Stb * acknowledgment: 369243ef13Stb * "This product includes software developed by the OpenSSL Project 379243ef13Stb * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" 389243ef13Stb * 399243ef13Stb * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 409243ef13Stb * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 419243ef13Stb * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 429243ef13Stb * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 439243ef13Stb * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 449243ef13Stb * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 459243ef13Stb * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 469243ef13Stb * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 479243ef13Stb * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 489243ef13Stb * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 499243ef13Stb * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 509243ef13Stb * OF THE POSSIBILITY OF SUCH DAMAGE. 519243ef13Stb * ==================================================================== 529243ef13Stb * 539243ef13Stb * This product includes cryptographic software written by Eric Young 549243ef13Stb * (eay@cryptsoft.com). This product includes software written by Tim 559243ef13Stb * Hudson (tjh@cryptsoft.com). 569243ef13Stb * 579243ef13Stb */ 589243ef13Stb 599243ef13Stb #ifndef HEADER_ECS_LOCAL_H 609243ef13Stb #define HEADER_ECS_LOCAL_H 619243ef13Stb 62*3e6ba588Stb #include <openssl/ec.h> 639243ef13Stb 649243ef13Stb __BEGIN_HIDDEN_DECLS 659243ef13Stb 669243ef13Stb struct ECDSA_SIG_st { 679243ef13Stb BIGNUM *r; 689243ef13Stb BIGNUM *s; 699243ef13Stb }; 709243ef13Stb 719243ef13Stb int ecdsa_sign_setup(EC_KEY *eckey, BN_CTX *in_ctx, BIGNUM **out_kinv, 729243ef13Stb BIGNUM **out_r); 739243ef13Stb int ecdsa_sign(int type, const unsigned char *digest, int digest_len, 749243ef13Stb unsigned char *signature, unsigned int *signature_len, const BIGNUM *kinv, 759243ef13Stb const BIGNUM *r, EC_KEY *eckey); 769243ef13Stb ECDSA_SIG *ecdsa_sign_sig(const unsigned char *digest, int digest_len, 779243ef13Stb const BIGNUM *in_kinv, const BIGNUM *in_r, EC_KEY *eckey); 789243ef13Stb 799243ef13Stb __END_HIDDEN_DECLS 809243ef13Stb 819243ef13Stb #endif /* !HEADER_ECS_LOCAL_H */ 82