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af1cb47e65
openssl/crypto/ecdsa/ecdsa.h
Bodo Möller af1cb47e65 fix warnings 
Submitted by: Nils Larsch
2002-03-25 23:41:32 +00:00

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/* crypto/ecdsa/ecdsa.h */
/* ====================================================================
* Copyright (c) 2000-2002 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_ECDSA_H
#define HEADER_ECDSA_H
#ifdef OPENSSL_NO_ECDSA
#error ECDSA is disabled.
#endif
#ifndef OPENSSL_NO_BIO
#include <openssl/bio.h>
#endif
#include <openssl/bn.h>
#include <openssl/ec.h>
#include <openssl/crypto.h>
#include <openssl/ossl_typ.h>
#include <openssl/asn1.h>
#include <openssl/asn1t.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct ecdsa_st ECDSA;
typedef struct ECDSA_SIG_st
{
BIGNUM *r;
BIGNUM *s;
} ECDSA_SIG;
typedef struct ecdsa_method
{
const char *name;
ECDSA_SIG *(*ecdsa_do_sign)(const unsigned char *dgst, int dgst_len, ECDSA *ecdsa);
int (*ecdsa_sign_setup)(ECDSA *ecdsa, BN_CTX *ctx, BIGNUM **kinv, BIGNUM **r);
int (*ecdsa_do_verify)(const unsigned char *dgst, int dgst_len, ECDSA_SIG *sig, ECDSA *ecdsa);
int (*init)(ECDSA *ecdsa);
int (*finish)(ECDSA *ecdsa);
int flags;
char *app_data;
} ECDSA_METHOD;
#define ECDSA_FLAG_NAMED_CURVE 1
#define ECDSA_FLAG_IMPLICITLYCA 2
struct ecdsa_st
{
int version;
int write_params;
EC_GROUP *group;
EC_POINT *pub_key;
BIGNUM *priv_key;
BIGNUM *kinv; /* signing pre-calc */
BIGNUM *r; /* signing pre-calc */
unsigned char *seed; /* seed for curve generation */
unsigned int seed_len;
int parameter_flags;
int references;
int flags;
CRYPTO_EX_DATA ex_data;
const ECDSA_METHOD *meth;
struct engine_st *engine;
};
ECDSA_SIG *ECDSA_SIG_new(void);
void ECDSA_SIG_free(ECDSA_SIG *a);
int i2d_ECDSA_SIG(const ECDSA_SIG *a, unsigned char **pp);
ECDSA_SIG *d2i_ECDSA_SIG(ECDSA_SIG **v, const unsigned char **pp, long length);
ECDSA_SIG *ECDSA_do_sign(const unsigned char *dgst, int dgst_len, ECDSA *ecdsa);
int ECDSA_do_verify(const unsigned char *dgst, int dgst_len, ECDSA_SIG *sig, ECDSA* ecdsa);
int ECDSA_generate_key(ECDSA *ecdsa);
int ECDSA_check_key(ECDSA *ecdsa);
const ECDSA_METHOD *ECDSA_OpenSSL(void);
void ECDSA_set_default_method(const ECDSA_METHOD *);
const ECDSA_METHOD *ECDSA_get_default_method(void);
int ECDSA_set_method(ECDSA *, const ECDSA_METHOD *);
ECDSA *ECDSA_new(void);
ECDSA *ECDSA_new_method(ENGINE *engine);
int ECDSA_size(const ECDSA *);
int ECDSA_sign_setup(ECDSA *ecdsa, BN_CTX *ctx, BIGNUM **kinv, BIGNUM **rp);
int ECDSA_sign(int type, const unsigned char *dgst, int dgst_len, unsigned char *sig,
unsigned int *siglen, ECDSA *ecdsa);
int ECDSA_verify(int type, const unsigned char *dgst, int dgst_len, const unsigned char *sig,
const int sig_len, ECDSA *ecdsa);
int ECDSA_up_ref(ECDSA *ecdsa);
void ECDSA_free(ECDSA *a);
int ECDSA_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
int ECDSA_set_ex_data(ECDSA *d, int idx, void *arg);
void *ECDSA_get_ex_data(ECDSA *d, int idx);
#ifndef OPENSSL_NO_BIO
int ECDSAParameters_print(BIO *bp, const ECDSA *x);
int ECDSA_print(BIO *bp, const ECDSA *x, int off);
#endif
#ifndef OPENSSL_NO_FP_API
int ECDSAParameters_print_fp(FILE *fp, const ECDSA *x);
int ECDSA_print_fp(FILE *fp, const ECDSA *x, int off);
#endif
void ECDSA_set_parameter_flags(ECDSA *, int);
int ECDSA_get_parameter_flags(const ECDSA*);
/* the basic de- and encode functions ( see ecs_asn1.c ) */
ECDSA *d2i_ECDSAParameters(ECDSA **a, const unsigned char **in, long len);
int i2d_ECDSAParameters(ECDSA *a, unsigned char **out);
ECDSA *d2i_ECDSAPrivateKey(ECDSA **a, const unsigned char **in, long len);
int i2d_ECDSAPrivateKey(ECDSA *a, unsigned char **out);
ECDSA *d2i_ECDSAPublicKey(ECDSA **a, const unsigned char **in, long len);
int i2d_ECDSAPublicKey(ECDSA *a, unsigned char **out);
#define ECDSAParameters_dup(x) (ECDSA *)ASN1_dup((int (*)())i2d_ECDSAParameters, \
(char *(*)())d2i_ECDSAParameters,(char *)(x))
#define d2i_ECDSAParameters_fp(fp,x) (ECDSA *)ASN1_d2i_fp((char *(*)())ECDSA_new, \
(char *(*)())d2i_ECDSAParameters,(fp),(unsigned char **)(x))
#define i2d_ECDSAParameters_fp(fp,x) ASN1_i2d_fp(i2d_ECDSAParameters,(fp), \
(unsigned char *)(x))
#define d2i_ECDSAParameters_bio(bp,x) (ECDSA *)ASN1_d2i_bio((char *(*)())ECDSA_new, \
(char *(*)())d2i_ECDSAParameters,(bp),(unsigned char **)(x))
#define i2d_ECDSAParameters_bio(bp,x) ASN1_i2d_bio(i2d_ECDSAParameters,(bp), \
(unsigned char *)(x))
/* BEGIN ERROR CODES */
/* The following lines are auto generated by the script mkerr.pl. Any changes
* made after this point may be overwritten when the script is next run.
*/
void ERR_load_ECDSA_strings(void);
/* Error codes for the ECDSA functions. */
/* Function codes. */
#define ECDSA_F_D2I_ECDSAPARAMETERS 100
#define ECDSA_F_D2I_ECDSAPRIVATEKEY 101
#define ECDSA_F_ECDSAPARAMETERS_PRINT 102
#define ECDSA_F_ECDSAPARAMETERS_PRINT_FP 103
#define ECDSA_F_ECDSA_DO_SIGN 104
#define ECDSA_F_ECDSA_DO_VERIFY 105
#define ECDSA_F_ECDSA_GENERATE_KEY 106
#define ECDSA_F_ECDSA_GET 107
#define ECDSA_F_ECDSA_GET_CURVE_NID 120
#define ECDSA_F_ECDSA_GET_ECDSA 121
#define ECDSA_F_ECDSA_GET_EC_PARAMETERS 122
#define ECDSA_F_ECDSA_GET_X9_62_CURVE 108
#define ECDSA_F_ECDSA_GET_X9_62_EC_PARAMETERS 109
#define ECDSA_F_ECDSA_GET_X9_62_FIELDID 110
#define ECDSA_F_ECDSA_NEW 111
#define ECDSA_F_ECDSA_PRINT 112
#define ECDSA_F_ECDSA_PRINT_FP 113
#define ECDSA_F_ECDSA_SET_GROUP_P 114
#define ECDSA_F_ECDSA_SET_PRIME_GROUP 123
#define ECDSA_F_ECDSA_SIGN_SETUP 115
#define ECDSA_F_I2D_ECDSAPARAMETERS 116
#define ECDSA_F_I2D_ECDSAPRIVATEKEY 117
#define ECDSA_F_I2D_ECDSAPUBLICKEY 118
#define ECDSA_F_SIG_CB 119
/* Reason codes. */
#define ECDSA_R_BAD_SIGNATURE 100
#define ECDSA_R_CAN_NOT_GET_GENERATOR 101
#define ECDSA_R_D2I_ECDSAPRIVATEKEY_MISSING_PRIVATE_KEY 102
#define ECDSA_R_D2I_ECDSA_PRIVATEKEY_FAILURE 103
#define ECDSA_R_D2I_EC_PARAMETERS_FAILURE 133
#define ECDSA_R_D2I_X9_62_EC_PARAMETERS_FAILURE 104
#define ECDSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE 105
#define ECDSA_R_ECDSAPRIVATEKEY_NEW_FAILURE 106
#define ECDSA_R_ECDSA_F_ECDSA_NEW 107
#define ECDSA_R_ECDSA_GET_EC_PARAMETERS_FAILURE 134
#define ECDSA_R_ECDSA_GET_FAILURE 108
#define ECDSA_R_ECDSA_GET_X9_62_CURVE_FAILURE 109
#define ECDSA_R_ECDSA_GET_X9_62_EC_PARAMETERS_FAILURE 110
#define ECDSA_R_ECDSA_GET_X9_62_FIELDID_FAILURE 111
#define ECDSA_R_ECDSA_NEW_FAILURE 112
#define ECDSA_R_ECDSA_R_D2I_EC_PARAMETERS_FAILURE 135
#define ECDSA_R_ECDSA_R_D2I_X9_62_EC_PARAMETERS_FAILURE 113
#define ECDSA_R_ECPARAMETERS2ECDSA_FAILURE 138
#define ECDSA_R_EC_GROUP_NID2CURVE_FAILURE 136
#define ECDSA_R_ERR_EC_LIB 114
#define ECDSA_R_I2D_ECDSA_PRIVATEKEY 115
#define ECDSA_R_I2D_ECDSA_PUBLICKEY 116
#define ECDSA_R_MISSING_PARAMETERS 117
#define ECDSA_R_NOT_SUPPORTED 118
#define ECDSA_R_NO_CURVE_PARAMETER_A_SPECIFIED 119
#define ECDSA_R_NO_CURVE_PARAMETER_B_SPECIFIED 120
#define ECDSA_R_NO_CURVE_SPECIFIED 121
#define ECDSA_R_NO_FIELD_SPECIFIED 122
#define ECDSA_R_PRIME_MISSING 123
#define ECDSA_R_RANDOM_NUMBER_GENERATION_FAILED 124
#define ECDSA_R_SIGNATURE_MALLOC_FAILED 125
#define ECDSA_R_UNEXPECTED_ASN1_TYPE 126
#define ECDSA_R_UNEXPECTED_PARAMETER 127
#define ECDSA_R_UNEXPECTED_PARAMETER_LENGTH 128
#define ECDSA_R_UNEXPECTED_VERSION_NUMER 129
#define ECDSA_R_UNKNOWN_PARAMETERS_TYPE 137
#define ECDSA_R_WRONG_FIELD_IDENTIFIER 130
#define ECDSA_R_X9_62_CURVE_NEW_FAILURE 131
#define ECDSA_R_X9_62_EC_PARAMETERS_NEW_FAILURE 132
#ifdef __cplusplus
}
#endif
#endif
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