| /* crypto/ecdsa/ecs_locl.h */ |
| /* |
| * Written by Nils Larsch for the OpenSSL project |
| */ |
| /* ==================================================================== |
| * Copyright (c) 2000-2005 The OpenSSL Project. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. All advertising materials mentioning features or use of this |
| * software must display the following acknowledgment: |
| * "This product includes software developed by the OpenSSL Project |
| * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" |
| * |
| * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to |
| * endorse or promote products derived from this software without |
| * prior written permission. For written permission, please contact |
| * licensing@OpenSSL.org. |
| * |
| * 5. Products derived from this software may not be called "OpenSSL" |
| * nor may "OpenSSL" appear in their names without prior written |
| * permission of the OpenSSL Project. |
| * |
| * 6. Redistributions of any form whatsoever must retain the following |
| * acknowledgment: |
| * "This product includes software developed by the OpenSSL Project |
| * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY |
| * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
| * OF THE POSSIBILITY OF SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This product includes cryptographic software written by Eric Young |
| * (eay@cryptsoft.com). This product includes software written by Tim |
| * Hudson (tjh@cryptsoft.com). |
| * |
| */ |
| |
| #ifndef HEADER_ECS_LOCL_H |
| # define HEADER_ECS_LOCL_H |
| |
| # include <openssl/ecdsa.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| struct ecdsa_method { |
| const char *name; |
| ECDSA_SIG *(*ecdsa_do_sign) (const unsigned char *dgst, int dgst_len, |
| const BIGNUM *inv, const BIGNUM *rp, |
| EC_KEY *eckey); |
| int (*ecdsa_sign_setup) (EC_KEY *eckey, BN_CTX *ctx, BIGNUM **kinv, |
| BIGNUM **r); |
| int (*ecdsa_do_verify) (const unsigned char *dgst, int dgst_len, |
| const ECDSA_SIG *sig, EC_KEY *eckey); |
| # if 0 |
| int (*init) (EC_KEY *eckey); |
| int (*finish) (EC_KEY *eckey); |
| # endif |
| int flags; |
| char *app_data; |
| }; |
| |
| /* |
| * If this flag is set the ECDSA method is FIPS compliant and can be used in |
| * FIPS mode. This is set in the validated module method. If an application |
| * sets this flag in its own methods it is its responsibility to ensure the |
| * result is compliant. |
| */ |
| |
| # define ECDSA_FLAG_FIPS_METHOD 0x1 |
| |
| typedef struct ecdsa_data_st { |
| /* EC_KEY_METH_DATA part */ |
| int (*init) (EC_KEY *); |
| /* method (ECDSA) specific part */ |
| ENGINE *engine; |
| int flags; |
| const ECDSA_METHOD *meth; |
| CRYPTO_EX_DATA ex_data; |
| } ECDSA_DATA; |
| |
| /** ecdsa_check |
| * checks whether ECKEY->meth_data is a pointer to a ECDSA_DATA structure |
| * and if not it removes the old meth_data and creates a ECDSA_DATA structure. |
| * \param eckey pointer to a EC_KEY object |
| * \return pointer to a ECDSA_DATA structure |
| */ |
| ECDSA_DATA *ecdsa_check(EC_KEY *eckey); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* HEADER_ECS_LOCL_H */ |