1656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* crypto/ecdsa/ecs_locl.h */ 2656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* 3656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Written by Nils Larsch for the OpenSSL project 4656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 5656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* ==================================================================== 6656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Copyright (c) 2000-2005 The OpenSSL Project. All rights reserved. 7656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 8656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Redistribution and use in source and binary forms, with or without 9656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * modification, are permitted provided that the following conditions 10656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * are met: 11656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 12656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 1. Redistributions of source code must retain the above copyright 13656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * notice, this list of conditions and the following disclaimer. 14656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 15656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 16656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * notice, this list of conditions and the following disclaimer in 17656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * the documentation and/or other materials provided with the 18656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * distribution. 19656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 20656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 3. All advertising materials mentioning features or use of this 21656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * software must display the following acknowledgment: 22656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * "This product includes software developed by the OpenSSL Project 23656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" 24656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 25656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 26656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * endorse or promote products derived from this software without 27656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * prior written permission. 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IN NO EVENT SHALL THE OpenSSL PROJECT OR 43656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 44656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 45656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 46656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 47656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 48656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 49656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 50656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * OF THE POSSIBILITY OF SUCH DAMAGE. 51656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ==================================================================== 52656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 53656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * This product includes cryptographic software written by Eric Young 54656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * (eay@cryptsoft.com). This product includes software written by Tim 55656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Hudson (tjh@cryptsoft.com). 56656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 57656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 58656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 59656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifndef HEADER_ECS_LOCL_H 60656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define HEADER_ECS_LOCL_H 61656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 62656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/ecdsa.h> 63656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 64656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef __cplusplus 65656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectextern "C" { 66656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 67656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 68656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstruct ecdsa_method 69656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 70656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project const char *name; 71656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ECDSA_SIG *(*ecdsa_do_sign)(const unsigned char *dgst, int dgst_len, 72656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project const BIGNUM *inv, const BIGNUM *rp, EC_KEY *eckey); 73656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int (*ecdsa_sign_setup)(EC_KEY *eckey, BN_CTX *ctx, BIGNUM **kinv, 74656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project BIGNUM **r); 75656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int (*ecdsa_do_verify)(const unsigned char *dgst, int dgst_len, 76656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project const ECDSA_SIG *sig, EC_KEY *eckey); 77656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#if 0 78656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int (*init)(EC_KEY *eckey); 79656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int (*finish)(EC_KEY *eckey); 80656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 81656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int flags; 82656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project char *app_data; 83656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project }; 84656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 85392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom/* If this flag is set the ECDSA method is FIPS compliant and can be used 86392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * in FIPS mode. This is set in the validated module method. If an 87392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * application sets this flag in its own methods it is its responsibility 88392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom * to ensure the result is compliant. 89392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom */ 90392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 91392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom#define ECDSA_FLAG_FIPS_METHOD 0x1 92392aa7cc7d2b122614c5393c3e357da07fd07af3Brian Carlstrom 93656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projecttypedef struct ecdsa_data_st { 94656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* EC_KEY_METH_DATA part */ 95656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int (*init)(EC_KEY *); 96656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* method (ECDSA) specific part */ 97656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ENGINE *engine; 98656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int flags; 99656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project const ECDSA_METHOD *meth; 100656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project CRYPTO_EX_DATA ex_data; 101656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project} ECDSA_DATA; 102656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 103656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/** ecdsa_check 104656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * checks whether ECKEY->meth_data is a pointer to a ECDSA_DATA structure 105656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * and if not it removes the old meth_data and creates a ECDSA_DATA structure. 106656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * \param eckey pointer to a EC_KEY object 107656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * \return pointer to a ECDSA_DATA structure 108656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 109656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectECDSA_DATA *ecdsa_check(EC_KEY *eckey); 110656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 111656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifdef __cplusplus 112656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project} 113656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 114656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 115656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif /* HEADER_ECS_LOCL_H */ 116