504 lines
20 KiB
C
504 lines
20 KiB
C
/* crypto/ec/ec.h */
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/*
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* Originally written by Bodo Moeller for the OpenSSL project.
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*/
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/* ====================================================================
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* Copyright (c) 1998-2003 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* openssl-core@openssl.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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/* ====================================================================
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* Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
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*
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* Portions of the attached software ("Contribution") are developed by
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* SUN MICROSYSTEMS, INC., and are contributed to the OpenSSL project.
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*
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* The Contribution is licensed pursuant to the OpenSSL open source
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* license provided above.
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*
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* The elliptic curve binary polynomial software is originally written by
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* Sheueling Chang Shantz and Douglas Stebila of Sun Microsystems Laboratories.
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*
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*/
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#ifndef HEADER_EC_H
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#define HEADER_EC_H
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#include <openssl/opensslconf.h>
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#ifdef OPENSSL_NO_EC
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#error EC is disabled.
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#endif
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#include <openssl/bn.h>
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#include <openssl/asn1.h>
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#include <openssl/symhacks.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef enum {
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/* values as defined in X9.62 (ECDSA) and elsewhere */
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POINT_CONVERSION_COMPRESSED = 2,
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POINT_CONVERSION_UNCOMPRESSED = 4,
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POINT_CONVERSION_HYBRID = 6
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} point_conversion_form_t;
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typedef struct ec_method_st EC_METHOD;
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typedef struct ec_group_st
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/*
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EC_METHOD *meth;
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-- field definition
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-- curve coefficients
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-- optional generator with associated information (order, cofactor)
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-- optional extra data (precomputed table for fast computation of multiples of generator)
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-- ASN1 stuff
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*/
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EC_GROUP;
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typedef struct ec_point_st EC_POINT;
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/* EC_METHODs for curves over GF(p).
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* EC_GFp_simple_method provides the basis for the optimized methods.
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*/
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const EC_METHOD *EC_GFp_simple_method(void);
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const EC_METHOD *EC_GFp_mont_method(void);
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const EC_METHOD *EC_GFp_nist_method(void);
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#if 0
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const EC_METHOD *EC_GFp_recp_method(void); /* TODO */
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#endif
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/* EC_METHOD for curves over GF(2^m).
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*/
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const EC_METHOD *EC_GF2m_simple_method(void);
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EC_GROUP *EC_GROUP_new(const EC_METHOD *);
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void EC_GROUP_free(EC_GROUP *);
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void EC_GROUP_clear_free(EC_GROUP *);
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int EC_GROUP_copy(EC_GROUP *, const EC_GROUP *);
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EC_GROUP *EC_GROUP_dup(const EC_GROUP *);
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const EC_METHOD *EC_GROUP_method_of(const EC_GROUP *);
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int EC_METHOD_get_field_type(const EC_METHOD *);
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int EC_GROUP_set_generator(EC_GROUP *, const EC_POINT *generator, const BIGNUM *order, const BIGNUM *cofactor);
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EC_POINT *EC_GROUP_get0_generator(const EC_GROUP *);
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int EC_GROUP_get_order(const EC_GROUP *, BIGNUM *order, BN_CTX *);
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int EC_GROUP_get_cofactor(const EC_GROUP *, BIGNUM *cofactor, BN_CTX *);
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void EC_GROUP_set_nid(EC_GROUP *, int); /* curve name */
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int EC_GROUP_get_nid(const EC_GROUP *);
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void EC_GROUP_set_asn1_flag(EC_GROUP *, int flag);
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int EC_GROUP_get_asn1_flag(const EC_GROUP *);
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void EC_GROUP_set_point_conversion_form(EC_GROUP *, point_conversion_form_t);
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point_conversion_form_t EC_GROUP_get_point_conversion_form(const EC_GROUP *);
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unsigned char *EC_GROUP_get0_seed(const EC_GROUP *);
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size_t EC_GROUP_get_seed_len(const EC_GROUP *);
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size_t EC_GROUP_set_seed(EC_GROUP *, const unsigned char *, size_t len);
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int EC_GROUP_set_curve_GFp(EC_GROUP *, const BIGNUM *p, const BIGNUM *a, const BIGNUM *b, BN_CTX *);
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int EC_GROUP_get_curve_GFp(const EC_GROUP *, BIGNUM *p, BIGNUM *a, BIGNUM *b, BN_CTX *);
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int EC_GROUP_set_curve_GF2m(EC_GROUP *, const BIGNUM *p, const BIGNUM *a, const BIGNUM *b, BN_CTX *);
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int EC_GROUP_get_curve_GF2m(const EC_GROUP *, BIGNUM *p, BIGNUM *a, BIGNUM *b, BN_CTX *);
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int EC_GROUP_get_degree(const EC_GROUP *);
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/* EC_GROUP_check() returns 1 if 'group' defines a valid group, 0 otherwise */
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int EC_GROUP_check(const EC_GROUP *group, BN_CTX *ctx);
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/* EC_GROUP_check_discriminant() returns 1 if the discriminant of the
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* elliptic curve is not zero, 0 otherwise */
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int EC_GROUP_check_discriminant(const EC_GROUP *, BN_CTX *);
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/* EC_GROUP_cmp() returns 0 if both groups are equal and 1 otherwise */
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int EC_GROUP_cmp(const EC_GROUP *, const EC_GROUP *, BN_CTX *);
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/* EC_GROUP_new_GF*() calls EC_GROUP_new() and EC_GROUP_set_GF*()
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* after choosing an appropriate EC_METHOD */
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EC_GROUP *EC_GROUP_new_curve_GFp(const BIGNUM *p, const BIGNUM *a, const BIGNUM *b, BN_CTX *);
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EC_GROUP *EC_GROUP_new_curve_GF2m(const BIGNUM *p, const BIGNUM *a, const BIGNUM *b, BN_CTX *);
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/* EC_GROUP_new_by_nid() creates a EC_GROUP structure specified by a NID */
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EC_GROUP *EC_GROUP_new_by_nid(int nid);
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/* handling of internal curves */
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typedef struct {
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int nid;
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const char *comment;
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} EC_builtin_curve;
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/* EC_builtin_curves(EC_builtin_curve *r, size_t size) returns number
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* of all available curves or zero if a error occurred.
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* In case r ist not zero nitems EC_builtin_curve structures
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* are filled with the data of the first nitems internal groups */
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size_t EC_get_builtin_curves(EC_builtin_curve *r, size_t nitems);
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/* EC_POINT functions */
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EC_POINT *EC_POINT_new(const EC_GROUP *);
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void EC_POINT_free(EC_POINT *);
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void EC_POINT_clear_free(EC_POINT *);
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int EC_POINT_copy(EC_POINT *, const EC_POINT *);
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EC_POINT *EC_POINT_dup(const EC_POINT *, const EC_GROUP *);
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const EC_METHOD *EC_POINT_method_of(const EC_POINT *);
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int EC_POINT_set_to_infinity(const EC_GROUP *, EC_POINT *);
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int EC_POINT_set_Jprojective_coordinates_GFp(const EC_GROUP *, EC_POINT *,
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const BIGNUM *x, const BIGNUM *y, const BIGNUM *z, BN_CTX *);
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int EC_POINT_get_Jprojective_coordinates_GFp(const EC_GROUP *, const EC_POINT *,
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BIGNUM *x, BIGNUM *y, BIGNUM *z, BN_CTX *);
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int EC_POINT_set_affine_coordinates_GFp(const EC_GROUP *, EC_POINT *,
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const BIGNUM *x, const BIGNUM *y, BN_CTX *);
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int EC_POINT_get_affine_coordinates_GFp(const EC_GROUP *, const EC_POINT *,
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BIGNUM *x, BIGNUM *y, BN_CTX *);
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int EC_POINT_set_compressed_coordinates_GFp(const EC_GROUP *, EC_POINT *,
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const BIGNUM *x, int y_bit, BN_CTX *);
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int EC_POINT_set_affine_coordinates_GF2m(const EC_GROUP *, EC_POINT *,
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const BIGNUM *x, const BIGNUM *y, BN_CTX *);
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int EC_POINT_get_affine_coordinates_GF2m(const EC_GROUP *, const EC_POINT *,
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BIGNUM *x, BIGNUM *y, BN_CTX *);
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int EC_POINT_set_compressed_coordinates_GF2m(const EC_GROUP *, EC_POINT *,
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const BIGNUM *x, int y_bit, BN_CTX *);
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size_t EC_POINT_point2oct(const EC_GROUP *, const EC_POINT *, point_conversion_form_t form,
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unsigned char *buf, size_t len, BN_CTX *);
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int EC_POINT_oct2point(const EC_GROUP *, EC_POINT *,
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const unsigned char *buf, size_t len, BN_CTX *);
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/* other interfaces to point2oct/oct2point: */
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BIGNUM *EC_POINT_point2bn(const EC_GROUP *, const EC_POINT *,
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point_conversion_form_t form, BIGNUM *, BN_CTX *);
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EC_POINT *EC_POINT_bn2point(const EC_GROUP *, const BIGNUM *,
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EC_POINT *, BN_CTX *);
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char *EC_POINT_point2hex(const EC_GROUP *, const EC_POINT *,
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point_conversion_form_t form, BN_CTX *);
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EC_POINT *EC_POINT_hex2point(const EC_GROUP *, const char *,
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EC_POINT *, BN_CTX *);
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int EC_POINT_add(const EC_GROUP *, EC_POINT *r, const EC_POINT *a, const EC_POINT *b, BN_CTX *);
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int EC_POINT_dbl(const EC_GROUP *, EC_POINT *r, const EC_POINT *a, BN_CTX *);
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int EC_POINT_invert(const EC_GROUP *, EC_POINT *, BN_CTX *);
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int EC_POINT_is_at_infinity(const EC_GROUP *, const EC_POINT *);
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int EC_POINT_is_on_curve(const EC_GROUP *, const EC_POINT *, BN_CTX *);
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int EC_POINT_cmp(const EC_GROUP *, const EC_POINT *a, const EC_POINT *b, BN_CTX *);
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int EC_POINT_make_affine(const EC_GROUP *, EC_POINT *, BN_CTX *);
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int EC_POINTs_make_affine(const EC_GROUP *, size_t num, EC_POINT *[], BN_CTX *);
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int EC_POINTs_mul(const EC_GROUP *, EC_POINT *r, const BIGNUM *, size_t num, const EC_POINT *[], const BIGNUM *[], BN_CTX *);
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int EC_POINT_mul(const EC_GROUP *, EC_POINT *r, const BIGNUM *, const EC_POINT *, const BIGNUM *, BN_CTX *);
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/* EC_GROUP_precompute_mult() stores multiples of generator for faster point multiplication */
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int EC_GROUP_precompute_mult(EC_GROUP *, BN_CTX *);
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/* EC_GROUP_have_precompute_mult() reports whether such precomputation has been done */
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int EC_GROUP_have_precompute_mult(const EC_GROUP *);
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/* ASN1 stuff */
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/* EC_GROUP_get_basis_type() returns the NID of the basis type
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* used to represent the field elements */
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int EC_GROUP_get_basis_type(const EC_GROUP *);
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int EC_GROUP_get_trinomial_basis(const EC_GROUP *, unsigned int *k);
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int EC_GROUP_get_pentanomial_basis(const EC_GROUP *, unsigned int *k1,
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unsigned int *k2, unsigned int *k3);
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#define OPENSSL_EC_NAMED_CURVE 0x001
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typedef struct ecpk_parameters_st ECPKPARAMETERS;
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EC_GROUP *d2i_ECPKParameters(EC_GROUP **, const unsigned char **in, long len);
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int i2d_ECPKParameters(const EC_GROUP *, unsigned char **out);
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#define d2i_ECPKParameters_bio(bp,x) (EC_GROUP *)ASN1_d2i_bio(NULL, \
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(char *(*)())d2i_ECPKParameters,(bp),(unsigned char **)(x))
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#define i2d_ECPKParameters_bio(bp,x) ASN1_i2d_bio(i2d_ECPKParameters,(bp), \
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(unsigned char *)(x))
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#define d2i_ECPKParameters_fp(fp,x) (EC_GROUP *)ASN1_d2i_fp(NULL, \
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(char *(*)())d2i_ECPKParameters,(fp),(unsigned char **)(x))
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#define i2d_ECPKParameters_fp(fp,x) ASN1_i2d_fp(i2d_ECPKParameters,(fp), \
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(unsigned char *)(x))
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#ifndef OPENSSL_NO_BIO
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int ECPKParameters_print(BIO *bp, const EC_GROUP *x, int off);
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#endif
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#ifndef OPENSSL_NO_FP_API
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int ECPKParameters_print_fp(FILE *fp, const EC_GROUP *x, int off);
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#endif
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/* the EC_KEY stuff */
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typedef struct ec_key_st EC_KEY;
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typedef struct ec_key_meth_data_st {
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int (*init)(EC_KEY *);
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void (*finish)(EC_KEY *);
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} EC_KEY_METH_DATA;
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struct ec_key_st {
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int version;
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EC_GROUP *group;
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EC_POINT *pub_key;
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BIGNUM *priv_key;
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unsigned int enc_flag;
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point_conversion_form_t conv_form;
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int references;
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EC_KEY_METH_DATA *meth_data;
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}/* EC_KEY */;
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/* some values for the encoding_flag */
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#define EC_PKEY_NO_PARAMETERS 0x001
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#define EC_PKEY_NO_PUBKEY 0x002
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EC_KEY *EC_KEY_new(void);
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void EC_KEY_free(EC_KEY *);
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EC_KEY *EC_KEY_copy(EC_KEY *, const EC_KEY *);
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EC_KEY *EC_KEY_dup(const EC_KEY *);
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int EC_KEY_up_ref(EC_KEY *);
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/* EC_KEY_generate_key() creates a ec private (public) key */
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int EC_KEY_generate_key(EC_KEY *);
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/* EC_KEY_check_key() */
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int EC_KEY_check_key(const EC_KEY *);
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/* de- and encoding functions for SEC1 ECPrivateKey */
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EC_KEY *d2i_ECPrivateKey(EC_KEY **a, const unsigned char **in, long len);
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int i2d_ECPrivateKey(EC_KEY *a, unsigned char **out);
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/* de- and encoding functions for EC parameters */
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EC_KEY *d2i_ECParameters(EC_KEY **a, const unsigned char **in, long len);
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int i2d_ECParameters(EC_KEY *a, unsigned char **out);
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/* de- and encoding functions for EC public key
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* (octet string, not DER -- hence 'o2i' and 'i2o') */
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EC_KEY *o2i_ECPublicKey(EC_KEY **a, const unsigned char **in, long len);
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int i2o_ECPublicKey(EC_KEY *a, unsigned char **out);
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#ifndef OPENSSL_NO_BIO
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int ECParameters_print(BIO *bp, const EC_KEY *x);
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int EC_KEY_print(BIO *bp, const EC_KEY *x, int off);
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#endif
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#ifndef OPENSSL_NO_FP_API
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int ECParameters_print_fp(FILE *fp, const EC_KEY *x);
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int EC_KEY_print_fp(FILE *fp, const EC_KEY *x, int off);
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#endif
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#define ECParameters_dup(x) (EC_KEY *)ASN1_dup((int (*)())i2d_ECParameters,\
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(char *(*)())d2i_ECParameters,(char *)(x))
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/* BEGIN ERROR CODES */
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/* The following lines are auto generated by the script mkerr.pl. Any changes
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* made after this point may be overwritten when the script is next run.
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*/
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void ERR_load_EC_strings(void);
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/* Error codes for the EC functions. */
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/* Function codes. */
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#define EC_F_COMPUTE_WNAF 143
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#define EC_F_D2I_ECPARAMETERS 144
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#define EC_F_D2I_ECPKPARAMETERS 145
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#define EC_F_D2I_ECPRIVATEKEY 146
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#define EC_F_ECPARAMETERS_PRINT 147
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#define EC_F_ECPARAMETERS_PRINT_FP 148
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#define EC_F_ECPKPARAMETERS_PRINT 149
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#define EC_F_ECPKPARAMETERS_PRINT_FP 150
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#define EC_F_ECP_NIST_MOD_192 203
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#define EC_F_ECP_NIST_MOD_224 204
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#define EC_F_ECP_NIST_MOD_256 205
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#define EC_F_ECP_NIST_MOD_521 206
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#define EC_F_EC_ASN1_GROUP2CURVE 153
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#define EC_F_EC_ASN1_GROUP2FIELDID 154
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#define EC_F_EC_ASN1_GROUP2PARAMETERS 155
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#define EC_F_EC_ASN1_GROUP2PKPARAMETERS 156
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#define EC_F_EC_ASN1_PARAMETERS2GROUP 157
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#define EC_F_EC_ASN1_PKPARAMETERS2GROUP 158
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#define EC_F_EC_GF2M_SIMPLE_GROUP_CHECK_DISCRIMINANT 159
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#define EC_F_EC_GF2M_SIMPLE_GROUP_SET_CURVE 195
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#define EC_F_EC_GF2M_SIMPLE_OCT2POINT 160
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#define EC_F_EC_GF2M_SIMPLE_POINT2OCT 161
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#define EC_F_EC_GF2M_SIMPLE_POINT_GET_AFFINE_COORDINATES 162
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#define EC_F_EC_GF2M_SIMPLE_POINT_SET_AFFINE_COORDINATES 163
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#define EC_F_EC_GF2M_SIMPLE_SET_COMPRESSED_COORDINATES 164
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#define EC_F_EC_GFP_MONT_FIELD_DECODE 133
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#define EC_F_EC_GFP_MONT_FIELD_ENCODE 134
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#define EC_F_EC_GFP_MONT_FIELD_MUL 131
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#define EC_F_EC_GFP_MONT_FIELD_SQR 132
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#define EC_F_EC_GFP_NIST_FIELD_MUL 200
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#define EC_F_EC_GFP_NIST_FIELD_SQR 201
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#define EC_F_EC_GFP_NIST_GROUP_SET_CURVE_GFP 202
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#define EC_F_EC_GFP_SIMPLE_GROUP_CHECK_DISCRIMINANT 165
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#define EC_F_EC_GFP_SIMPLE_GROUP_SET_CURVE 166
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#define EC_F_EC_GFP_SIMPLE_GROUP_SET_CURVE_GFP 100
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#define EC_F_EC_GFP_SIMPLE_GROUP_SET_GENERATOR 101
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#define EC_F_EC_GFP_SIMPLE_MAKE_AFFINE 102
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#define EC_F_EC_GFP_SIMPLE_OCT2POINT 103
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#define EC_F_EC_GFP_SIMPLE_POINT2OCT 104
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#define EC_F_EC_GFP_SIMPLE_POINTS_MAKE_AFFINE 137
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#define EC_F_EC_GFP_SIMPLE_POINT_GET_AFFINE_COORDINATES 167
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#define EC_F_EC_GFP_SIMPLE_POINT_GET_AFFINE_COORDINATES_GFP 105
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#define EC_F_EC_GFP_SIMPLE_POINT_SET_AFFINE_COORDINATES 168
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#define EC_F_EC_GFP_SIMPLE_POINT_SET_AFFINE_COORDINATES_GFP 128
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#define EC_F_EC_GFP_SIMPLE_SET_COMPRESSED_COORDINATES 169
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#define EC_F_EC_GFP_SIMPLE_SET_COMPRESSED_COORDINATES_GFP 129
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#define EC_F_EC_GROUP_CHECK 170
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#define EC_F_EC_GROUP_CHECK_DISCRIMINANT 171
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#define EC_F_EC_GROUP_COPY 106
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#define EC_F_EC_GROUP_GET0_GENERATOR 139
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#define EC_F_EC_GROUP_GET_COFACTOR 140
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#define EC_F_EC_GROUP_GET_CURVE_GF2M 172
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#define EC_F_EC_GROUP_GET_CURVE_GFP 130
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#define EC_F_EC_GROUP_GET_DEGREE 173
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#define EC_F_EC_GROUP_GET_ORDER 141
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#define EC_F_EC_GROUP_GET_PENTANOMIAL_BASIS 193
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#define EC_F_EC_GROUP_GET_TRINOMIAL_BASIS 194
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#define EC_F_EC_GROUP_GROUP2NID 147
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#define EC_F_EC_GROUP_NEW 108
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#define EC_F_EC_GROUP_NEW_BY_NID 174
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#define EC_F_EC_GROUP_NEW_FROM_DATA 175
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#define EC_F_EC_GROUP_PRECOMPUTE_MULT 142
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#define EC_F_EC_GROUP_SET_CURVE_GF2M 176
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#define EC_F_EC_GROUP_SET_CURVE_GFP 109
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#define EC_F_EC_GROUP_SET_EXTRA_DATA 110
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#define EC_F_EC_GROUP_SET_GENERATOR 111
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#define EC_F_EC_KEY_CHECK_KEY 177
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#define EC_F_EC_KEY_COPY 178
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#define EC_F_EC_KEY_GENERATE_KEY 179
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#define EC_F_EC_KEY_PRINT 180
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#define EC_F_EC_KEY_PRINT_FP 181
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#define EC_F_EC_NEW 182
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#define EC_F_EC_POINTS_MAKE_AFFINE 136
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#define EC_F_EC_POINTS_MUL 138
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#define EC_F_EC_POINT_ADD 112
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#define EC_F_EC_POINT_CMP 113
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#define EC_F_EC_POINT_COPY 114
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#define EC_F_EC_POINT_DBL 115
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#define EC_F_EC_POINT_GET_AFFINE_COORDINATES_GF2M 183
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#define EC_F_EC_POINT_GET_AFFINE_COORDINATES_GFP 116
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#define EC_F_EC_POINT_GET_JPROJECTIVE_COORDINATES_GFP 117
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#define EC_F_EC_POINT_IS_AT_INFINITY 118
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#define EC_F_EC_POINT_IS_ON_CURVE 119
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#define EC_F_EC_POINT_MAKE_AFFINE 120
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#define EC_F_EC_POINT_MUL 184
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#define EC_F_EC_POINT_NEW 121
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#define EC_F_EC_POINT_OCT2POINT 122
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#define EC_F_EC_POINT_POINT2OCT 123
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#define EC_F_EC_POINT_SET_AFFINE_COORDINATES_GF2M 185
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#define EC_F_EC_POINT_SET_AFFINE_COORDINATES_GFP 124
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#define EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GF2M 186
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#define EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GFP 125
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#define EC_F_EC_POINT_SET_JPROJECTIVE_COORDINATES_GFP 126
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#define EC_F_EC_POINT_SET_TO_INFINITY 127
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#define EC_F_EC_PRE_COMP_DUP 207
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#define EC_F_EC_WNAF_MUL 187
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#define EC_F_EC_WNAF_PRECOMPUTE_MULT 188
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#define EC_F_GFP_MONT_GROUP_SET_CURVE 189
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#define EC_F_GFP_MONT_GROUP_SET_CURVE_GFP 135
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#define EC_F_I2D_ECPARAMETERS 190
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#define EC_F_I2D_ECPKPARAMETERS 191
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#define EC_F_I2D_ECPRIVATEKEY 192
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#define EC_F_I2O_ECPUBLICKEY 151
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#define EC_F_O2I_ECPUBLICKEY 152
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/* Reason codes. */
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#define EC_R_ASN1_ERROR 115
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#define EC_R_ASN1_UNKNOWN_FIELD 116
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#define EC_R_BUFFER_TOO_SMALL 100
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#define EC_R_D2I_ECPKPARAMETERS_FAILURE 117
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#define EC_R_DISCRIMINANT_IS_ZERO 118
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#define EC_R_EC_GROUP_NEW_BY_NAME_FAILURE 119
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#define EC_R_GROUP2PKPARAMETERS_FAILURE 120
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#define EC_R_I2D_ECPKPARAMETERS_FAILURE 121
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#define EC_R_INCOMPATIBLE_OBJECTS 101
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#define EC_R_INVALID_ARGUMENT 112
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#define EC_R_INVALID_COMPRESSED_POINT 110
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#define EC_R_INVALID_COMPRESSION_BIT 109
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#define EC_R_INVALID_ENCODING 102
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#define EC_R_INVALID_FIELD 103
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#define EC_R_INVALID_FORM 104
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#define EC_R_INVALID_GROUP_ORDER 122
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#define EC_R_INVALID_PRIVATE_KEY 123
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#define EC_R_MISSING_PARAMETERS 124
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#define EC_R_MISSING_PRIVATE_KEY 125
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#define EC_R_NOT_A_NIST_PRIME 135
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#define EC_R_NOT_A_SUPPORTED_NIST_PRIME 136
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#define EC_R_NOT_IMPLEMENTED 126
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#define EC_R_NOT_INITIALIZED 111
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#define EC_R_NO_FIELD_MOD 133
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#define EC_R_PASSED_NULL_PARAMETER 134
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#define EC_R_PKPARAMETERS2GROUP_FAILURE 127
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#define EC_R_POINT_AT_INFINITY 106
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#define EC_R_POINT_IS_NOT_ON_CURVE 107
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#define EC_R_SLOT_FULL 108
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#define EC_R_UNDEFINED_GENERATOR 113
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#define EC_R_UNDEFINED_ORDER 128
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#define EC_R_UNKNOWN_GROUP 129
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#define EC_R_UNKNOWN_ORDER 114
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#define EC_R_UNSUPPORTED_FIELD 131
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#define EC_R_WRONG_ORDER 130
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#ifdef __cplusplus
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}
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#endif
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#endif
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