X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fec%2Fec.h;h=a19a075b0d36cbec993787b1958f028c528cc6de;hp=eb1ce0c494d6a7c5dc93e5979c30966b6fcc594b;hb=9dd84053419aa220b5e66a5f9fcf809dbd6d9369;hpb=786e0c2424bcc315d17ff71c454d8f73b1533e49 diff --git a/crypto/ec/ec.h b/crypto/ec/ec.h index eb1ce0c494..a19a075b0d 100644 --- a/crypto/ec/ec.h +++ b/crypto/ec/ec.h @@ -1,85 +1,518 @@ +/* crypto/ec/ec.h */ /* + * Originally written by Bodo Moeller for the OpenSSL project. + */ +/* ==================================================================== + * Copyright (c) 1998-2003 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 + * openssl-core@openssl.org. * - * ec.h + * 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. * - * Elliptic Curve Arithmetic Functions + * 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/)" * - * Copyright (C) Lenka Fibikova 2000 + * 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). + * + */ +/* ==================================================================== + * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. + * + * Portions of the attached software ("Contribution") are developed by + * SUN MICROSYSTEMS, INC., and are contributed to the OpenSSL project. + * + * The Contribution is licensed pursuant to the OpenSSL open source + * license provided above. + * + * The elliptic curve binary polynomial software is originally written by + * Sheueling Chang Shantz and Douglas Stebila of Sun Microsystems Laboratories. * */ - #ifndef HEADER_EC_H #define HEADER_EC_H +#include + +#ifdef OPENSSL_NO_EC +#error EC is disabled. +#endif +#include +#include +#ifndef OPENSSL_NO_DEPRECATED #include -#include "../bn/bn_mont2.h" /* XXX */ - -typedef struct bn_ec_struct /* E: y^2 = x^3 + Ax + B (mod p) */ -{ - BIGNUM *A, *B, *p; - int is_in_mont; -} EC; - -typedef struct bn_ec_point_struct /* P = [X, Y, Z] */ -{ - BIGNUM *X, *Y, *Z; - int is_in_mont; -} EC_POINT; - -typedef struct bn_ecp_precompute_struct /* Pi[i] = [2i + 1]P i = 0..2^{r-1} - 1 */ -{ - int r; - EC_POINT **Pi; -} ECP_PRECOMPUTE; - - -#define ECP_is_infty(P) (BN_is_zero(P->Z)) -#define ECP_is_norm(P) (BN_is_one(P->Z)) - -#define ECP_mont_minus(P, mont) (ECP_minus((P), (mont)->p)) - - -EC *EC_new(); -void EC_clear_free(EC *E); -#ifdef MONTGOMERY -int EC_to_montgomery(EC *E, BN_MONTGOMERY *mont, BN_CTX *ctx); -int EC_from_montgomery(EC *E, BN_MONTGOMERY *mont, BN_CTX *ctx); -#endif /* MONTGOMERY */ - - -EC_POINT *ECP_new(); -void ECP_clear_free(EC_POINT *P); -void ECP_clear_free_precompute(ECP_PRECOMPUTE *prec); - -EC_POINT *ECP_generate(BIGNUM *x, BIGNUM *z, EC *E, BN_CTX *ctx); -EC_POINT *ECP_dup(EC_POINT *P); -int ECP_copy(EC_POINT *R, EC_POINT *P); -int ECP_normalize(EC_POINT *P, EC *E, BN_CTX *ctx); -EC_POINT *ECP_minus(EC_POINT *P, BIGNUM *p); -int ECP_is_on_ec(EC_POINT *P, EC *E, BN_CTX *ctx); -int ECP_ecp2bin(EC_POINT *P, unsigned char *to, int form); /* form(ANSI 9.62): 1-compressed; 2-uncompressed; 3-hybrid */ -int ECP_bin2ecp(unsigned char *from, int len, EC_POINT *P, EC *E, BN_CTX *ctx); - -#ifdef SIMPLE -int ECP_cmp(EC_POINT *P, EC_POINT *Q, BIGNUM *p, BN_CTX *ctx); -int ECP_double(EC_POINT *R, EC_POINT *P, EC *E, BN_CTX *ctx); -int ECP_add(EC_POINT *R, EC_POINT *P, EC_POINT *Q, EC *E, BN_CTX *ctx); -ECP_PRECOMPUTE *ECP_precompute(int r, EC_POINT *P, EC *E, BN_CTX *ctx); -int ECP_multiply(EC_POINT *R, BIGNUM *k, ECP_PRECOMPUTE *prec, EC *E, BN_CTX *ctx); -#endif /* SIMPLE */ - -#ifdef MONTGOMERY -int ECP_to_montgomery(EC_POINT *P, BN_MONTGOMERY *mont, BN_CTX *ctx); -int ECP_from_montgomery(EC_POINT *P, BN_MONTGOMERY *mont, BN_CTX *ctx); -int ECP_mont_cmp(EC_POINT *P, EC_POINT *Q, BN_MONTGOMERY *mont, BN_CTX *ctx); -int ECP_mont_double(EC_POINT *R, EC_POINT *P, EC *E, BN_MONTGOMERY *mont, BN_CTX *ctx); -int ECP_mont_add(EC_POINT *R, EC_POINT *P, EC_POINT *Q, EC *E, BN_MONTGOMERY *mont, BN_CTX *ctx); -ECP_PRECOMPUTE *ECP_mont_precompute(int r, EC_POINT *P, EC *E, BN_MONTGOMERY *mont, BN_CTX *ctx); -int ECP_mont_multiply(EC_POINT *R, BIGNUM *k, ECP_PRECOMPUTE *prec, EC *E, BN_MONTGOMERY *mont, BN_CTX *ctx); -int ECP_mont_multiply2(EC_POINT *R, BIGNUM *k, EC_POINT *P, EC *E, BN_MONTGOMERY *mont, BN_CTX *ctx); -#endif /* MONTGOMERY */ +#endif + +#ifdef __cplusplus +extern "C" { +#elif defined(__SUNPRO_C) +# if __SUNPRO_C >= 0x520 +# pragma error_messages (off,E_ARRAY_OF_INCOMPLETE_NONAME,E_ARRAY_OF_INCOMPLETE) +# endif +#endif + + +typedef enum { + /* values as defined in X9.62 (ECDSA) and elsewhere */ + POINT_CONVERSION_COMPRESSED = 2, + POINT_CONVERSION_UNCOMPRESSED = 4, + POINT_CONVERSION_HYBRID = 6 +} point_conversion_form_t; + + +typedef struct ec_method_st EC_METHOD; + +typedef struct ec_group_st + /* + EC_METHOD *meth; + -- field definition + -- curve coefficients + -- optional generator with associated information (order, cofactor) + -- optional extra data (precomputed table for fast computation of multiples of generator) + -- ASN1 stuff + */ + EC_GROUP; + +typedef struct ec_point_st EC_POINT; + + +/* EC_METHODs for curves over GF(p). + * EC_GFp_simple_method provides the basis for the optimized methods. + */ +const EC_METHOD *EC_GFp_simple_method(void); +const EC_METHOD *EC_GFp_mont_method(void); +const EC_METHOD *EC_GFp_nist_method(void); + +/* EC_METHOD for curves over GF(2^m). + */ +const EC_METHOD *EC_GF2m_simple_method(void); + + +EC_GROUP *EC_GROUP_new(const EC_METHOD *); +void EC_GROUP_free(EC_GROUP *); +void EC_GROUP_clear_free(EC_GROUP *); +int EC_GROUP_copy(EC_GROUP *, const EC_GROUP *); +EC_GROUP *EC_GROUP_dup(const EC_GROUP *); + +const EC_METHOD *EC_GROUP_method_of(const EC_GROUP *); +int EC_METHOD_get_field_type(const EC_METHOD *); + +int EC_GROUP_set_generator(EC_GROUP *, const EC_POINT *generator, const BIGNUM *order, const BIGNUM *cofactor); +const EC_POINT *EC_GROUP_get0_generator(const EC_GROUP *); +int EC_GROUP_get_order(const EC_GROUP *, BIGNUM *order, BN_CTX *); +int EC_GROUP_get_cofactor(const EC_GROUP *, BIGNUM *cofactor, BN_CTX *); + +void EC_GROUP_set_curve_name(EC_GROUP *, int nid); +int EC_GROUP_get_curve_name(const EC_GROUP *); + +void EC_GROUP_set_asn1_flag(EC_GROUP *, int flag); +int EC_GROUP_get_asn1_flag(const EC_GROUP *); + +void EC_GROUP_set_point_conversion_form(EC_GROUP *, point_conversion_form_t); +point_conversion_form_t EC_GROUP_get_point_conversion_form(const EC_GROUP *); + +unsigned char *EC_GROUP_get0_seed(const EC_GROUP *); +size_t EC_GROUP_get_seed_len(const EC_GROUP *); +size_t EC_GROUP_set_seed(EC_GROUP *, const unsigned char *, size_t len); + +int EC_GROUP_set_curve_GFp(EC_GROUP *, const BIGNUM *p, const BIGNUM *a, const BIGNUM *b, BN_CTX *); +int EC_GROUP_get_curve_GFp(const EC_GROUP *, BIGNUM *p, BIGNUM *a, BIGNUM *b, BN_CTX *); +int EC_GROUP_set_curve_GF2m(EC_GROUP *, const BIGNUM *p, const BIGNUM *a, const BIGNUM *b, BN_CTX *); +int EC_GROUP_get_curve_GF2m(const EC_GROUP *, BIGNUM *p, BIGNUM *a, BIGNUM *b, BN_CTX *); + +/* returns the number of bits needed to represent a field element */ +int EC_GROUP_get_degree(const EC_GROUP *); + +/* EC_GROUP_check() returns 1 if 'group' defines a valid group, 0 otherwise */ +int EC_GROUP_check(const EC_GROUP *group, BN_CTX *ctx); +/* EC_GROUP_check_discriminant() returns 1 if the discriminant of the + * elliptic curve is not zero, 0 otherwise */ +int EC_GROUP_check_discriminant(const EC_GROUP *, BN_CTX *); + +/* EC_GROUP_cmp() returns 0 if both groups are equal and 1 otherwise */ +int EC_GROUP_cmp(const EC_GROUP *, const EC_GROUP *, BN_CTX *); + +/* EC_GROUP_new_GF*() calls EC_GROUP_new() and EC_GROUP_set_GF*() + * after choosing an appropriate EC_METHOD */ +EC_GROUP *EC_GROUP_new_curve_GFp(const BIGNUM *p, const BIGNUM *a, const BIGNUM *b, BN_CTX *); +EC_GROUP *EC_GROUP_new_curve_GF2m(const BIGNUM *p, const BIGNUM *a, const BIGNUM *b, BN_CTX *); + +/* EC_GROUP_new_by_curve_name() creates a EC_GROUP structure + * specified by a curve name (in form of a NID) */ +EC_GROUP *EC_GROUP_new_by_curve_name(int nid); +/* handling of internal curves */ +typedef struct { + int nid; + const char *comment; + } EC_builtin_curve; +/* EC_builtin_curves(EC_builtin_curve *r, size_t size) returns number + * of all available curves or zero if a error occurred. + * In case r ist not zero nitems EC_builtin_curve structures + * are filled with the data of the first nitems internal groups */ +size_t EC_get_builtin_curves(EC_builtin_curve *r, size_t nitems); + +/* EC_POINT functions */ + +EC_POINT *EC_POINT_new(const EC_GROUP *); +void EC_POINT_free(EC_POINT *); +void EC_POINT_clear_free(EC_POINT *); +int EC_POINT_copy(EC_POINT *, const EC_POINT *); +EC_POINT *EC_POINT_dup(const EC_POINT *, const EC_GROUP *); + +const EC_METHOD *EC_POINT_method_of(const EC_POINT *); + +int EC_POINT_set_to_infinity(const EC_GROUP *, EC_POINT *); +int EC_POINT_set_Jprojective_coordinates_GFp(const EC_GROUP *, EC_POINT *, + const BIGNUM *x, const BIGNUM *y, const BIGNUM *z, BN_CTX *); +int EC_POINT_get_Jprojective_coordinates_GFp(const EC_GROUP *, const EC_POINT *, + BIGNUM *x, BIGNUM *y, BIGNUM *z, BN_CTX *); +int EC_POINT_set_affine_coordinates_GFp(const EC_GROUP *, EC_POINT *, + const BIGNUM *x, const BIGNUM *y, BN_CTX *); +int EC_POINT_get_affine_coordinates_GFp(const EC_GROUP *, const EC_POINT *, + BIGNUM *x, BIGNUM *y, BN_CTX *); +int EC_POINT_set_compressed_coordinates_GFp(const EC_GROUP *, EC_POINT *, + const BIGNUM *x, int y_bit, BN_CTX *); + +int EC_POINT_set_affine_coordinates_GF2m(const EC_GROUP *, EC_POINT *, + const BIGNUM *x, const BIGNUM *y, BN_CTX *); +int EC_POINT_get_affine_coordinates_GF2m(const EC_GROUP *, const EC_POINT *, + BIGNUM *x, BIGNUM *y, BN_CTX *); +int EC_POINT_set_compressed_coordinates_GF2m(const EC_GROUP *, EC_POINT *, + const BIGNUM *x, int y_bit, BN_CTX *); + +size_t EC_POINT_point2oct(const EC_GROUP *, const EC_POINT *, point_conversion_form_t form, + unsigned char *buf, size_t len, BN_CTX *); +int EC_POINT_oct2point(const EC_GROUP *, EC_POINT *, + const unsigned char *buf, size_t len, BN_CTX *); + +/* other interfaces to point2oct/oct2point: */ +BIGNUM *EC_POINT_point2bn(const EC_GROUP *, const EC_POINT *, + point_conversion_form_t form, BIGNUM *, BN_CTX *); +EC_POINT *EC_POINT_bn2point(const EC_GROUP *, const BIGNUM *, + EC_POINT *, BN_CTX *); +char *EC_POINT_point2hex(const EC_GROUP *, const EC_POINT *, + point_conversion_form_t form, BN_CTX *); +EC_POINT *EC_POINT_hex2point(const EC_GROUP *, const char *, + EC_POINT *, BN_CTX *); + +int EC_POINT_add(const EC_GROUP *, EC_POINT *r, const EC_POINT *a, const EC_POINT *b, BN_CTX *); +int EC_POINT_dbl(const EC_GROUP *, EC_POINT *r, const EC_POINT *a, BN_CTX *); +int EC_POINT_invert(const EC_GROUP *, EC_POINT *, BN_CTX *); + +int EC_POINT_is_at_infinity(const EC_GROUP *, const EC_POINT *); +int EC_POINT_is_on_curve(const EC_GROUP *, const EC_POINT *, BN_CTX *); +int EC_POINT_cmp(const EC_GROUP *, const EC_POINT *a, const EC_POINT *b, BN_CTX *); + +int EC_POINT_make_affine(const EC_GROUP *, EC_POINT *, BN_CTX *); +int EC_POINTs_make_affine(const EC_GROUP *, size_t num, EC_POINT *[], BN_CTX *); + + +int EC_POINTs_mul(const EC_GROUP *, EC_POINT *r, const BIGNUM *, size_t num, const EC_POINT *[], const BIGNUM *[], BN_CTX *); +int EC_POINT_mul(const EC_GROUP *, EC_POINT *r, const BIGNUM *, const EC_POINT *, const BIGNUM *, BN_CTX *); + +/* EC_GROUP_precompute_mult() stores multiples of generator for faster point multiplication */ +int EC_GROUP_precompute_mult(EC_GROUP *, BN_CTX *); +/* EC_GROUP_have_precompute_mult() reports whether such precomputation has been done */ +int EC_GROUP_have_precompute_mult(const EC_GROUP *); + + + +/* ASN1 stuff */ + +/* EC_GROUP_get_basis_type() returns the NID of the basis type + * used to represent the field elements */ +int EC_GROUP_get_basis_type(const EC_GROUP *); +int EC_GROUP_get_trinomial_basis(const EC_GROUP *, unsigned int *k); +int EC_GROUP_get_pentanomial_basis(const EC_GROUP *, unsigned int *k1, + unsigned int *k2, unsigned int *k3); + +#define OPENSSL_EC_NAMED_CURVE 0x001 + +typedef struct ecpk_parameters_st ECPKPARAMETERS; + +EC_GROUP *d2i_ECPKParameters(EC_GROUP **, const unsigned char **in, long len); +int i2d_ECPKParameters(const EC_GROUP *, unsigned char **out); + +#define d2i_ECPKParameters_bio(bp,x) ASN1_d2i_bio_of(EC_GROUP,NULL,d2i_ECPKParameters,bp,x) +#define i2d_ECPKParameters_bio(bp,x) ASN1_i2d_bio_of_const(EC_GROUP,i2d_ECPKParameters,bp,x) +#define d2i_ECPKParameters_fp(fp,x) (EC_GROUP *)ASN1_d2i_fp(NULL, \ + (char *(*)())d2i_ECPKParameters,(fp),(unsigned char **)(x)) +#define i2d_ECPKParameters_fp(fp,x) ASN1_i2d_fp(i2d_ECPKParameters,(fp), \ + (unsigned char *)(x)) + +#ifndef OPENSSL_NO_BIO +int ECPKParameters_print(BIO *bp, const EC_GROUP *x, int off); +#endif +#ifndef OPENSSL_NO_FP_API +int ECPKParameters_print_fp(FILE *fp, const EC_GROUP *x, int off); +#endif + +/* the EC_KEY stuff */ +typedef struct ec_key_st EC_KEY; + +/* some values for the encoding_flag */ +#define EC_PKEY_NO_PARAMETERS 0x001 +#define EC_PKEY_NO_PUBKEY 0x002 + +EC_KEY *EC_KEY_new(void); +EC_KEY *EC_KEY_new_by_curve_name(int nid); +void EC_KEY_free(EC_KEY *); +EC_KEY *EC_KEY_copy(EC_KEY *, const EC_KEY *); +EC_KEY *EC_KEY_dup(const EC_KEY *); + +int EC_KEY_up_ref(EC_KEY *); + +const EC_GROUP *EC_KEY_get0_group(const EC_KEY *); +int EC_KEY_set_group(EC_KEY *, const EC_GROUP *); +const BIGNUM *EC_KEY_get0_private_key(const EC_KEY *); +int EC_KEY_set_private_key(EC_KEY *, const BIGNUM *); +const EC_POINT *EC_KEY_get0_public_key(const EC_KEY *); +int EC_KEY_set_public_key(EC_KEY *, const EC_POINT *); +unsigned EC_KEY_get_enc_flags(const EC_KEY *); +void EC_KEY_set_enc_flags(EC_KEY *, unsigned int); +point_conversion_form_t EC_KEY_get_conv_form(const EC_KEY *); +void EC_KEY_set_conv_form(EC_KEY *, point_conversion_form_t); +/* functions to set/get method specific data */ +void *EC_KEY_get_key_method_data(EC_KEY *, + void *(*dup_func)(void *), void (*free_func)(void *), void (*clear_free_func)(void *)); +void EC_KEY_insert_key_method_data(EC_KEY *, void *data, + void *(*dup_func)(void *), void (*free_func)(void *), void (*clear_free_func)(void *)); +/* wrapper functions for the underlying EC_GROUP object */ +void EC_KEY_set_asn1_flag(EC_KEY *, int); +int EC_KEY_precompute_mult(EC_KEY *, BN_CTX *ctx); + +/* EC_KEY_generate_key() creates a ec private (public) key */ +int EC_KEY_generate_key(EC_KEY *); +/* EC_KEY_check_key() */ +int EC_KEY_check_key(const EC_KEY *); + +/* de- and encoding functions for SEC1 ECPrivateKey */ +EC_KEY *d2i_ECPrivateKey(EC_KEY **a, const unsigned char **in, long len); +int i2d_ECPrivateKey(EC_KEY *a, unsigned char **out); +/* de- and encoding functions for EC parameters */ +EC_KEY *d2i_ECParameters(EC_KEY **a, const unsigned char **in, long len); +int i2d_ECParameters(EC_KEY *a, unsigned char **out); +/* de- and encoding functions for EC public key + * (octet string, not DER -- hence 'o2i' and 'i2o') */ +EC_KEY *o2i_ECPublicKey(EC_KEY **a, const unsigned char **in, long len); +int i2o_ECPublicKey(EC_KEY *a, unsigned char **out); + +#ifndef OPENSSL_NO_BIO +int ECParameters_print(BIO *bp, const EC_KEY *x); +int EC_KEY_print(BIO *bp, const EC_KEY *x, int off); +#endif +#ifndef OPENSSL_NO_FP_API +int ECParameters_print_fp(FILE *fp, const EC_KEY *x); +int EC_KEY_print_fp(FILE *fp, const EC_KEY *x, int off); +#endif + +#define ECParameters_dup(x) ASN1_dup_of(EC_KEY,i2d_ECParameters,d2i_ECParameters,x) + +#ifndef __cplusplus +#if defined(__SUNPRO_C) +# if __SUNPRO_C >= 0x520 +# pragma error_messages (default,E_ARRAY_OF_INCOMPLETE_NONAME,E_ARRAY_OF_INCOMPLETE) +# endif +# endif +#endif + +/* 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_EC_strings(void); + +/* Error codes for the EC functions. */ + +/* Function codes. */ +#define EC_F_COMPUTE_WNAF 143 +#define EC_F_D2I_ECPARAMETERS 144 +#define EC_F_D2I_ECPKPARAMETERS 145 +#define EC_F_D2I_ECPRIVATEKEY 146 +#define EC_F_ECPARAMETERS_PRINT 147 +#define EC_F_ECPARAMETERS_PRINT_FP 148 +#define EC_F_ECPKPARAMETERS_PRINT 149 +#define EC_F_ECPKPARAMETERS_PRINT_FP 150 +#define EC_F_ECP_NIST_MOD_192 203 +#define EC_F_ECP_NIST_MOD_224 204 +#define EC_F_ECP_NIST_MOD_256 205 +#define EC_F_ECP_NIST_MOD_521 206 +#define EC_F_EC_ASN1_GROUP2CURVE 153 +#define EC_F_EC_ASN1_GROUP2FIELDID 154 +#define EC_F_EC_ASN1_GROUP2PARAMETERS 155 +#define EC_F_EC_ASN1_GROUP2PKPARAMETERS 156 +#define EC_F_EC_ASN1_PARAMETERS2GROUP 157 +#define EC_F_EC_ASN1_PKPARAMETERS2GROUP 158 +#define EC_F_EC_GF2M_MONTGOMERY_POINT_MULTIPLY 208 +#define EC_F_EC_GF2M_SIMPLE_GROUP_CHECK_DISCRIMINANT 159 +#define EC_F_EC_GF2M_SIMPLE_GROUP_SET_CURVE 195 +#define EC_F_EC_GF2M_SIMPLE_OCT2POINT 160 +#define EC_F_EC_GF2M_SIMPLE_POINT2OCT 161 +#define EC_F_EC_GF2M_SIMPLE_POINT_GET_AFFINE_COORDINATES 162 +#define EC_F_EC_GF2M_SIMPLE_POINT_SET_AFFINE_COORDINATES 163 +#define EC_F_EC_GF2M_SIMPLE_SET_COMPRESSED_COORDINATES 164 +#define EC_F_EC_GFP_MONT_FIELD_DECODE 133 +#define EC_F_EC_GFP_MONT_FIELD_ENCODE 134 +#define EC_F_EC_GFP_MONT_FIELD_MUL 131 +#define EC_F_EC_GFP_MONT_FIELD_SET_TO_ONE 209 +#define EC_F_EC_GFP_MONT_FIELD_SQR 132 +#define EC_F_EC_GFP_MONT_GROUP_SET_CURVE 189 +#define EC_F_EC_GFP_MONT_GROUP_SET_CURVE_GFP 135 +#define EC_F_EC_GFP_NIST_FIELD_MUL 200 +#define EC_F_EC_GFP_NIST_FIELD_SQR 201 +#define EC_F_EC_GFP_NIST_GROUP_SET_CURVE 202 +#define EC_F_EC_GFP_SIMPLE_GROUP_CHECK_DISCRIMINANT 165 +#define EC_F_EC_GFP_SIMPLE_GROUP_SET_CURVE 166 +#define EC_F_EC_GFP_SIMPLE_GROUP_SET_CURVE_GFP 100 +#define EC_F_EC_GFP_SIMPLE_GROUP_SET_GENERATOR 101 +#define EC_F_EC_GFP_SIMPLE_MAKE_AFFINE 102 +#define EC_F_EC_GFP_SIMPLE_OCT2POINT 103 +#define EC_F_EC_GFP_SIMPLE_POINT2OCT 104 +#define EC_F_EC_GFP_SIMPLE_POINTS_MAKE_AFFINE 137 +#define EC_F_EC_GFP_SIMPLE_POINT_GET_AFFINE_COORDINATES 167 +#define EC_F_EC_GFP_SIMPLE_POINT_GET_AFFINE_COORDINATES_GFP 105 +#define EC_F_EC_GFP_SIMPLE_POINT_SET_AFFINE_COORDINATES 168 +#define EC_F_EC_GFP_SIMPLE_POINT_SET_AFFINE_COORDINATES_GFP 128 +#define EC_F_EC_GFP_SIMPLE_SET_COMPRESSED_COORDINATES 169 +#define EC_F_EC_GFP_SIMPLE_SET_COMPRESSED_COORDINATES_GFP 129 +#define EC_F_EC_GROUP_CHECK 170 +#define EC_F_EC_GROUP_CHECK_DISCRIMINANT 171 +#define EC_F_EC_GROUP_COPY 106 +#define EC_F_EC_GROUP_GET0_GENERATOR 139 +#define EC_F_EC_GROUP_GET_COFACTOR 140 +#define EC_F_EC_GROUP_GET_CURVE_GF2M 172 +#define EC_F_EC_GROUP_GET_CURVE_GFP 130 +#define EC_F_EC_GROUP_GET_DEGREE 173 +#define EC_F_EC_GROUP_GET_ORDER 141 +#define EC_F_EC_GROUP_GET_PENTANOMIAL_BASIS 193 +#define EC_F_EC_GROUP_GET_TRINOMIAL_BASIS 194 +#define EC_F_EC_GROUP_GROUP2NID 147 +#define EC_F_EC_GROUP_NEW 108 +#define EC_F_EC_GROUP_NEW_BY_CURVE_NAME 174 +#define EC_F_EC_GROUP_NEW_FROM_DATA 175 +#define EC_F_EC_GROUP_PRECOMPUTE_MULT 142 +#define EC_F_EC_GROUP_SET_CURVE_GF2M 176 +#define EC_F_EC_GROUP_SET_CURVE_GFP 109 +#define EC_F_EC_GROUP_SET_EXTRA_DATA 110 +#define EC_F_EC_GROUP_SET_GENERATOR 111 +#define EC_F_EC_KEY_CHECK_KEY 177 +#define EC_F_EC_KEY_COPY 178 +#define EC_F_EC_KEY_GENERATE_KEY 179 +#define EC_F_EC_KEY_NEW 182 +#define EC_F_EC_KEY_PRINT 180 +#define EC_F_EC_KEY_PRINT_FP 181 +#define EC_F_EC_POINTS_MAKE_AFFINE 136 +#define EC_F_EC_POINTS_MUL 138 +#define EC_F_EC_POINT_ADD 112 +#define EC_F_EC_POINT_CMP 113 +#define EC_F_EC_POINT_COPY 114 +#define EC_F_EC_POINT_DBL 115 +#define EC_F_EC_POINT_GET_AFFINE_COORDINATES_GF2M 183 +#define EC_F_EC_POINT_GET_AFFINE_COORDINATES_GFP 116 +#define EC_F_EC_POINT_GET_JPROJECTIVE_COORDINATES_GFP 117 +#define EC_F_EC_POINT_INVERT 210 +#define EC_F_EC_POINT_IS_AT_INFINITY 118 +#define EC_F_EC_POINT_IS_ON_CURVE 119 +#define EC_F_EC_POINT_MAKE_AFFINE 120 +#define EC_F_EC_POINT_MUL 184 +#define EC_F_EC_POINT_NEW 121 +#define EC_F_EC_POINT_OCT2POINT 122 +#define EC_F_EC_POINT_POINT2OCT 123 +#define EC_F_EC_POINT_SET_AFFINE_COORDINATES_GF2M 185 +#define EC_F_EC_POINT_SET_AFFINE_COORDINATES_GFP 124 +#define EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GF2M 186 +#define EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GFP 125 +#define EC_F_EC_POINT_SET_JPROJECTIVE_COORDINATES_GFP 126 +#define EC_F_EC_POINT_SET_TO_INFINITY 127 +#define EC_F_EC_PRE_COMP_DUP 207 +#define EC_F_EC_WNAF_MUL 187 +#define EC_F_EC_WNAF_PRECOMPUTE_MULT 188 +#define EC_F_I2D_ECPARAMETERS 190 +#define EC_F_I2D_ECPKPARAMETERS 191 +#define EC_F_I2D_ECPRIVATEKEY 192 +#define EC_F_I2O_ECPUBLICKEY 151 +#define EC_F_O2I_ECPUBLICKEY 152 + +/* Reason codes. */ +#define EC_R_ASN1_ERROR 115 +#define EC_R_ASN1_UNKNOWN_FIELD 116 +#define EC_R_BUFFER_TOO_SMALL 100 +#define EC_R_D2I_ECPKPARAMETERS_FAILURE 117 +#define EC_R_DISCRIMINANT_IS_ZERO 118 +#define EC_R_EC_GROUP_NEW_BY_NAME_FAILURE 119 +#define EC_R_GROUP2PKPARAMETERS_FAILURE 120 +#define EC_R_I2D_ECPKPARAMETERS_FAILURE 121 +#define EC_R_INCOMPATIBLE_OBJECTS 101 +#define EC_R_INVALID_ARGUMENT 112 +#define EC_R_INVALID_COMPRESSED_POINT 110 +#define EC_R_INVALID_COMPRESSION_BIT 109 +#define EC_R_INVALID_ENCODING 102 +#define EC_R_INVALID_FIELD 103 +#define EC_R_INVALID_FORM 104 +#define EC_R_INVALID_GROUP_ORDER 122 +#define EC_R_INVALID_PRIVATE_KEY 123 +#define EC_R_MISSING_PARAMETERS 124 +#define EC_R_MISSING_PRIVATE_KEY 125 +#define EC_R_NOT_A_NIST_PRIME 135 +#define EC_R_NOT_A_SUPPORTED_NIST_PRIME 136 +#define EC_R_NOT_IMPLEMENTED 126 +#define EC_R_NOT_INITIALIZED 111 +#define EC_R_NO_FIELD_MOD 133 +#define EC_R_PASSED_NULL_PARAMETER 134 +#define EC_R_PKPARAMETERS2GROUP_FAILURE 127 +#define EC_R_POINT_AT_INFINITY 106 +#define EC_R_POINT_IS_NOT_ON_CURVE 107 +#define EC_R_SLOT_FULL 108 +#define EC_R_UNDEFINED_GENERATOR 113 +#define EC_R_UNDEFINED_ORDER 128 +#define EC_R_UNKNOWN_GROUP 129 +#define EC_R_UNKNOWN_ORDER 114 +#define EC_R_UNSUPPORTED_FIELD 131 +#define EC_R_WRONG_ORDER 130 + +#ifdef __cplusplus +} +#endif #endif