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Diffstat (limited to 'openssl/crypto/ecdsa/ecs_locl.h')
| -rw-r--r-- | openssl/crypto/ecdsa/ecs_locl.h | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/openssl/crypto/ecdsa/ecs_locl.h b/openssl/crypto/ecdsa/ecs_locl.h new file mode 100644 index 0000000..d3a5efc --- /dev/null +++ b/openssl/crypto/ecdsa/ecs_locl.h @@ -0,0 +1,120 @@ +/* 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; + void *app_data; +}; + +/* The ECDSA_METHOD was allocated and can be freed */ + +# define ECDSA_METHOD_FLAG_ALLOCATED 0x2 + +/* + * 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 */ |