3 * Originally written by Bodo Moeller for the OpenSSL project.
5 /* ====================================================================
6 * Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * openssl-core@openssl.org.
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
34 * 6. Redistributions of any form whatsoever must retain the following
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
58 /* ====================================================================
59 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
61 * Portions of the attached software ("Contribution") are developed by
62 * SUN MICROSYSTEMS, INC., and are contributed to the OpenSSL project.
64 * The Contribution is licensed pursuant to the OpenSSL open source
65 * license provided above.
67 * The elliptic curve binary polynomial software is originally written by
68 * Sheueling Chang Shantz and Douglas Stebila of Sun Microsystems Laboratories.
76 #error EC is disabled.
79 #include <openssl/bn.h>
80 #include <openssl/asn1.h>
81 #include <openssl/symhacks.h>
89 /* values as defined in X9.62 (ECDSA) and elsewhere */
90 POINT_CONVERSION_COMPRESSED = 2,
91 POINT_CONVERSION_UNCOMPRESSED = 4,
92 POINT_CONVERSION_HYBRID = 6
93 } point_conversion_form_t;
96 typedef struct ec_method_st EC_METHOD;
98 typedef struct ec_group_st
102 -- curve coefficients
103 -- optional generator with associated information (order, cofactor)
104 -- optional extra data (TODO: precomputed table for fast computation of multiples of generator)
109 typedef struct ec_point_st EC_POINT;
112 /* EC_METHODs for curves over GF(p).
113 * EC_GFp_simple_method provides the basis for the optimized methods.
115 const EC_METHOD *EC_GFp_simple_method(void);
116 const EC_METHOD *EC_GFp_mont_method(void);
117 const EC_METHOD *EC_GFp_nist_method(void);
119 const EC_METHOD *EC_GFp_recp_method(void); /* TODO */
122 /* EC_METHOD for curves over GF(2^m).
124 const EC_METHOD *EC_GF2m_simple_method(void);
127 EC_GROUP *EC_GROUP_new(const EC_METHOD *);
128 void EC_GROUP_free(EC_GROUP *);
129 void EC_GROUP_clear_free(EC_GROUP *);
130 int EC_GROUP_copy(EC_GROUP *, const EC_GROUP *);
131 EC_GROUP *EC_GROUP_dup(const EC_GROUP *);
133 const EC_METHOD *EC_GROUP_method_of(const EC_GROUP *);
134 int EC_METHOD_get_field_type(const EC_METHOD *);
136 int EC_GROUP_set_generator(EC_GROUP *, const EC_POINT *generator, const BIGNUM *order, const BIGNUM *cofactor);
137 EC_POINT *EC_GROUP_get0_generator(const EC_GROUP *);
138 int EC_GROUP_get_order(const EC_GROUP *, BIGNUM *order, BN_CTX *);
139 int EC_GROUP_get_cofactor(const EC_GROUP *, BIGNUM *cofactor, BN_CTX *);
141 void EC_GROUP_set_nid(EC_GROUP *, int); /* curve name */
142 int EC_GROUP_get_nid(const EC_GROUP *);
144 void EC_GROUP_set_asn1_flag(EC_GROUP *, int flag);
145 int EC_GROUP_get_asn1_flag(const EC_GROUP *);
147 void EC_GROUP_set_point_conversion_form(EC_GROUP *, point_conversion_form_t);
148 point_conversion_form_t EC_GROUP_get_point_conversion_form(const EC_GROUP *);
150 unsigned char *EC_GROUP_get0_seed(const EC_GROUP *);
151 size_t EC_GROUP_get_seed_len(const EC_GROUP *);
152 size_t EC_GROUP_set_seed(EC_GROUP *, const unsigned char *, size_t len);
154 int EC_GROUP_set_curve_GFp(EC_GROUP *, const BIGNUM *p, const BIGNUM *a, const BIGNUM *b, BN_CTX *);
155 int EC_GROUP_get_curve_GFp(const EC_GROUP *, BIGNUM *p, BIGNUM *a, BIGNUM *b, BN_CTX *);
156 int EC_GROUP_set_curve_GF2m(EC_GROUP *, const BIGNUM *p, const BIGNUM *a, const BIGNUM *b, BN_CTX *);
157 int EC_GROUP_get_curve_GF2m(const EC_GROUP *, BIGNUM *p, BIGNUM *a, BIGNUM *b, BN_CTX *);
159 int EC_GROUP_get_degree(const EC_GROUP *);
161 /* EC_GROUP_check() returns 1 if 'group' defines a valid group, 0 otherwise */
162 int EC_GROUP_check(const EC_GROUP *group, BN_CTX *ctx);
163 /* EC_GROUP_check_discriminant() returns 1 if the discriminant of the
164 * elliptic curve is not zero, 0 otherwise */
165 int EC_GROUP_check_discriminant(const EC_GROUP *, BN_CTX *);
167 /* EC_GROUP_new_GF*() calls EC_GROUP_new() and EC_GROUP_set_GF*()
168 * after choosing an appropriate EC_METHOD */
169 EC_GROUP *EC_GROUP_new_curve_GFp(const BIGNUM *p, const BIGNUM *a, const BIGNUM *b, BN_CTX *);
170 EC_GROUP *EC_GROUP_new_curve_GF2m(const BIGNUM *p, const BIGNUM *a, const BIGNUM *b, BN_CTX *);
172 /* EC_GROUP_new_by_nid() creates a EC_GROUP structure specified by a NID */
173 EC_GROUP *EC_GROUP_new_by_nid(int nid);
174 /* handling of internal curves */
179 /* EC_builtin_curves(EC_builtin_curve *r, size_t size) returns number
180 * of all available curves or zero if a error occurred.
181 * In case r ist not zero nitems EC_builtin_curve structures
182 * are filled with the data of the first nitems internal groups */
183 size_t EC_get_builtin_curves(EC_builtin_curve *r, size_t nitems);
186 /* EC_POINT functions */
188 EC_POINT *EC_POINT_new(const EC_GROUP *);
189 void EC_POINT_free(EC_POINT *);
190 void EC_POINT_clear_free(EC_POINT *);
191 int EC_POINT_copy(EC_POINT *, const EC_POINT *);
192 EC_POINT *EC_POINT_dup(const EC_POINT *, const EC_GROUP *);
194 const EC_METHOD *EC_POINT_method_of(const EC_POINT *);
196 int EC_POINT_set_to_infinity(const EC_GROUP *, EC_POINT *);
197 int EC_POINT_set_Jprojective_coordinates_GFp(const EC_GROUP *, EC_POINT *,
198 const BIGNUM *x, const BIGNUM *y, const BIGNUM *z, BN_CTX *);
199 int EC_POINT_get_Jprojective_coordinates_GFp(const EC_GROUP *, const EC_POINT *,
200 BIGNUM *x, BIGNUM *y, BIGNUM *z, BN_CTX *);
201 int EC_POINT_set_affine_coordinates_GFp(const EC_GROUP *, EC_POINT *,
202 const BIGNUM *x, const BIGNUM *y, BN_CTX *);
203 int EC_POINT_get_affine_coordinates_GFp(const EC_GROUP *, const EC_POINT *,
204 BIGNUM *x, BIGNUM *y, BN_CTX *);
205 int EC_POINT_set_compressed_coordinates_GFp(const EC_GROUP *, EC_POINT *,
206 const BIGNUM *x, int y_bit, BN_CTX *);
208 int EC_POINT_set_affine_coordinates_GF2m(const EC_GROUP *, EC_POINT *,
209 const BIGNUM *x, const BIGNUM *y, BN_CTX *);
210 int EC_POINT_get_affine_coordinates_GF2m(const EC_GROUP *, const EC_POINT *,
211 BIGNUM *x, BIGNUM *y, BN_CTX *);
212 int EC_POINT_set_compressed_coordinates_GF2m(const EC_GROUP *, EC_POINT *,
213 const BIGNUM *x, int y_bit, BN_CTX *);
215 size_t EC_POINT_point2oct(const EC_GROUP *, const EC_POINT *, point_conversion_form_t form,
216 unsigned char *buf, size_t len, BN_CTX *);
217 int EC_POINT_oct2point(const EC_GROUP *, EC_POINT *,
218 const unsigned char *buf, size_t len, BN_CTX *);
220 /* other interfaces to point2oct/oct2point: */
221 BIGNUM *EC_POINT_point2bn(const EC_GROUP *, const EC_POINT *,
222 point_conversion_form_t form, BIGNUM *, BN_CTX *);
223 EC_POINT *EC_POINT_bn2point(const EC_GROUP *, const BIGNUM *,
224 EC_POINT *, BN_CTX *);
225 char *EC_POINT_point2hex(const EC_GROUP *, const EC_POINT *,
226 point_conversion_form_t form, BN_CTX *);
227 EC_POINT *EC_POINT_hex2point(const EC_GROUP *, const char *,
228 EC_POINT *, BN_CTX *);
230 int EC_POINT_add(const EC_GROUP *, EC_POINT *r, const EC_POINT *a, const EC_POINT *b, BN_CTX *);
231 int EC_POINT_dbl(const EC_GROUP *, EC_POINT *r, const EC_POINT *a, BN_CTX *);
232 int EC_POINT_invert(const EC_GROUP *, EC_POINT *, BN_CTX *);
234 int EC_POINT_is_at_infinity(const EC_GROUP *, const EC_POINT *);
235 int EC_POINT_is_on_curve(const EC_GROUP *, const EC_POINT *, BN_CTX *);
236 int EC_POINT_cmp(const EC_GROUP *, const EC_POINT *a, const EC_POINT *b, BN_CTX *);
238 int EC_POINT_make_affine(const EC_GROUP *, EC_POINT *, BN_CTX *);
239 int EC_POINTs_make_affine(const EC_GROUP *, size_t num, EC_POINT *[], BN_CTX *);
242 int EC_POINTs_mul(const EC_GROUP *, EC_POINT *r, const BIGNUM *, size_t num, const EC_POINT *[], const BIGNUM *[], BN_CTX *);
243 int EC_POINT_mul(const EC_GROUP *, EC_POINT *r, const BIGNUM *, const EC_POINT *, const BIGNUM *, BN_CTX *);
244 int EC_GROUP_precompute_mult(EC_GROUP *, BN_CTX *);
250 /* EC_GROUP_get_basis_type() returns the NID of the basis type
251 * used to represent the field elements */
252 int EC_GROUP_get_basis_type(const EC_GROUP *);
253 int EC_GROUP_get_trinomial_basis(const EC_GROUP *, unsigned int *k);
254 int EC_GROUP_get_pentanomial_basis(const EC_GROUP *, unsigned int *k1,
255 unsigned int *k2, unsigned int *k3);
257 #define OPENSSL_EC_NAMED_CURVE 0x001
259 typedef struct ecpk_parameters_st ECPKPARAMETERS;
261 EC_GROUP *d2i_ECPKParameters(EC_GROUP **, const unsigned char **in, long len);
262 int i2d_ECPKParameters(const EC_GROUP *, unsigned char **out);
264 #define d2i_ECPKParameters_bio(bp,x) (EC_GROUP *)ASN1_d2i_bio(NULL, \
265 (char *(*)())d2i_ECPKParameters,(bp),(unsigned char **)(x))
266 #define i2d_ECPKParameters_bio(bp,x) ASN1_i2d_bio(i2d_ECPKParameters,(bp), \
267 (unsigned char *)(x))
268 #define d2i_ECPKParameters_fp(fp,x) (EC_GROUP *)ASN1_d2i_fp(NULL, \
269 (char *(*)())d2i_ECPKParameters,(fp),(unsigned char **)(x))
270 #define i2d_ECPKParameters_fp(fp,x) ASN1_i2d_fp(i2d_ECPKParameters,(fp), \
271 (unsigned char *)(x))
273 #ifndef OPENSSL_NO_BIO
274 int ECPKParameters_print(BIO *bp, const EC_GROUP *x, int off);
276 #ifndef OPENSSL_NO_FP_API
277 int ECPKParameters_print_fp(FILE *fp, const EC_GROUP *x, int off);
280 /* the EC_KEY stuff */
281 typedef struct ec_key_st EC_KEY;
283 typedef struct ec_key_meth_data_st {
284 int (*init)(EC_KEY *);
285 void (*finish)(EC_KEY *);
296 unsigned int enc_flag;
297 point_conversion_form_t conv_form;
301 EC_KEY_METH_DATA *meth_data;
303 /* some values for the encoding_flag */
304 #define EC_PKEY_NO_PARAMETERS 0x001
305 #define EC_PKEY_NO_PUBKEY 0x002
307 EC_KEY *EC_KEY_new(void);
308 void EC_KEY_free(EC_KEY *);
309 EC_KEY *EC_KEY_copy(EC_KEY *, const EC_KEY *);
310 EC_KEY *EC_KEY_dup(const EC_KEY *);
311 int EC_KEY_up_ref(EC_KEY *);
313 /* EC_KEY_generate_key() creates a ec private (public) key */
314 int EC_KEY_generate_key(EC_KEY *);
315 /* EC_KEY_check_key() */
316 int EC_KEY_check_key(const EC_KEY *);
318 /* de- and encode functions for the SEC1 ECPrivateKey */
319 EC_KEY *d2i_ECPrivateKey(EC_KEY **a, const unsigned char **in, long len);
320 int i2d_ECPrivateKey(EC_KEY *a, unsigned char **out);
321 /* de- and encode functions for the elliptic curve parameters */
322 EC_KEY *d2i_ECParameters(EC_KEY **a, const unsigned char **in, long len);
323 int i2d_ECParameters(EC_KEY *a, unsigned char **out);
325 EC_KEY *ECPublicKey_set_octet_string(EC_KEY **a, const unsigned char **in,
327 int ECPublicKey_get_octet_string(EC_KEY *a, unsigned char **out);
329 #ifndef OPENSSL_NO_BIO
330 int ECParameters_print(BIO *bp, const EC_KEY *x);
331 int EC_KEY_print(BIO *bp, const EC_KEY *x, int off);
333 #ifndef OPENSSL_NO_FP_API
334 int ECParameters_print_fp(FILE *fp, const EC_KEY *x);
335 int EC_KEY_print_fp(FILE *fp, const EC_KEY *x, int off);
338 #define ECParameters_dup(x) (EC_KEY *)ASN1_dup((int (*)())i2d_ECParameters,\
339 (char *(*)())d2i_ECParameters,(char *)(x))
341 /* BEGIN ERROR CODES */
342 /* The following lines are auto generated by the script mkerr.pl. Any changes
343 * made after this point may be overwritten when the script is next run.
345 void ERR_load_EC_strings(void);
347 /* Error codes for the EC functions. */
349 /* Function codes. */
350 #define EC_F_COMPUTE_WNAF 143
351 #define EC_F_D2I_ECPARAMETERS 144
352 #define EC_F_D2I_ECPKPARAMETERS 145
353 #define EC_F_D2I_ECPRIVATEKEY 146
354 #define EC_F_ECPARAMETERS_PRINT 147
355 #define EC_F_ECPARAMETERS_PRINT_FP 148
356 #define EC_F_ECPKPARAMETERS_PRINT 149
357 #define EC_F_ECPKPARAMETERS_PRINT_FP 150
358 #define EC_F_ECPUBLICKEY_GET_OCTET 151
359 #define EC_F_ECPUBLICKEY_SET_OCTET 152
360 #define EC_F_ECP_NIST_MOD_192 203
361 #define EC_F_ECP_NIST_MOD_224 204
362 #define EC_F_ECP_NIST_MOD_256 205
363 #define EC_F_ECP_NIST_MOD_521 206
364 #define EC_F_EC_ASN1_GROUP2CURVE 153
365 #define EC_F_EC_ASN1_GROUP2FIELDID 154
366 #define EC_F_EC_ASN1_GROUP2PARAMETERS 155
367 #define EC_F_EC_ASN1_GROUP2PKPARAMETERS 156
368 #define EC_F_EC_ASN1_PARAMETERS2GROUP 157
369 #define EC_F_EC_ASN1_PKPARAMETERS2GROUP 158
370 #define EC_F_EC_GF2M_SIMPLE_GROUP_CHECK_DISCRIMINANT 159
371 #define EC_F_EC_GF2M_SIMPLE_GROUP_SET_CURVE 195
372 #define EC_F_EC_GF2M_SIMPLE_OCT2POINT 160
373 #define EC_F_EC_GF2M_SIMPLE_POINT2OCT 161
374 #define EC_F_EC_GF2M_SIMPLE_POINT_GET_AFFINE_COORDINATES 162
375 #define EC_F_EC_GF2M_SIMPLE_POINT_SET_AFFINE_COORDINATES 163
376 #define EC_F_EC_GF2M_SIMPLE_SET_COMPRESSED_COORDINATES 164
377 #define EC_F_EC_GFP_MONT_FIELD_DECODE 133
378 #define EC_F_EC_GFP_MONT_FIELD_ENCODE 134
379 #define EC_F_EC_GFP_MONT_FIELD_MUL 131
380 #define EC_F_EC_GFP_MONT_FIELD_SQR 132
381 #define EC_F_EC_GFP_NIST_FIELD_MUL 200
382 #define EC_F_EC_GFP_NIST_FIELD_SQR 201
383 #define EC_F_EC_GFP_NIST_GROUP_SET_CURVE_GFP 202
384 #define EC_F_EC_GFP_SIMPLE_GROUP_CHECK_DISCRIMINANT 165
385 #define EC_F_EC_GFP_SIMPLE_GROUP_SET_CURVE 166
386 #define EC_F_EC_GFP_SIMPLE_GROUP_SET_CURVE_GFP 100
387 #define EC_F_EC_GFP_SIMPLE_GROUP_SET_GENERATOR 101
388 #define EC_F_EC_GFP_SIMPLE_MAKE_AFFINE 102
389 #define EC_F_EC_GFP_SIMPLE_OCT2POINT 103
390 #define EC_F_EC_GFP_SIMPLE_POINT2OCT 104
391 #define EC_F_EC_GFP_SIMPLE_POINTS_MAKE_AFFINE 137
392 #define EC_F_EC_GFP_SIMPLE_POINT_GET_AFFINE_COORDINATES 167
393 #define EC_F_EC_GFP_SIMPLE_POINT_GET_AFFINE_COORDINATES_GFP 105
394 #define EC_F_EC_GFP_SIMPLE_POINT_SET_AFFINE_COORDINATES 168
395 #define EC_F_EC_GFP_SIMPLE_POINT_SET_AFFINE_COORDINATES_GFP 128
396 #define EC_F_EC_GFP_SIMPLE_SET_COMPRESSED_COORDINATES 169
397 #define EC_F_EC_GFP_SIMPLE_SET_COMPRESSED_COORDINATES_GFP 129
398 #define EC_F_EC_GROUP_CHECK 170
399 #define EC_F_EC_GROUP_CHECK_DISCRIMINANT 171
400 #define EC_F_EC_GROUP_COPY 106
401 #define EC_F_EC_GROUP_GET0_GENERATOR 139
402 #define EC_F_EC_GROUP_GET_COFACTOR 140
403 #define EC_F_EC_GROUP_GET_CURVE_GF2M 172
404 #define EC_F_EC_GROUP_GET_CURVE_GFP 130
405 #define EC_F_EC_GROUP_GET_DEGREE 173
406 #define EC_F_EC_GROUP_GET_EXTRA_DATA 107
407 #define EC_F_EC_GROUP_GET_ORDER 141
408 #define EC_F_EC_GROUP_GET_PENTANOMIAL_BASIS 193
409 #define EC_F_EC_GROUP_GET_TRINOMIAL_BASIS 194
410 #define EC_F_EC_GROUP_GROUP2NID 147
411 #define EC_F_EC_GROUP_NEW 108
412 #define EC_F_EC_GROUP_NEW_BY_NID 174
413 #define EC_F_EC_GROUP_NEW_FROM_DATA 175
414 #define EC_F_EC_GROUP_PRECOMPUTE_MULT 142
415 #define EC_F_EC_GROUP_SET_CURVE_GF2M 176
416 #define EC_F_EC_GROUP_SET_CURVE_GFP 109
417 #define EC_F_EC_GROUP_SET_EXTRA_DATA 110
418 #define EC_F_EC_GROUP_SET_GENERATOR 111
419 #define EC_F_EC_KEY_CHECK_KEY 177
420 #define EC_F_EC_KEY_COPY 178
421 #define EC_F_EC_KEY_GENERATE_KEY 179
422 #define EC_F_EC_KEY_PRINT 180
423 #define EC_F_EC_KEY_PRINT_FP 181
424 #define EC_F_EC_NEW 182
425 #define EC_F_EC_POINTS_MAKE_AFFINE 136
426 #define EC_F_EC_POINTS_MUL 138
427 #define EC_F_EC_POINT_ADD 112
428 #define EC_F_EC_POINT_CMP 113
429 #define EC_F_EC_POINT_COPY 114
430 #define EC_F_EC_POINT_DBL 115
431 #define EC_F_EC_POINT_GET_AFFINE_COORDINATES_GF2M 183
432 #define EC_F_EC_POINT_GET_AFFINE_COORDINATES_GFP 116
433 #define EC_F_EC_POINT_GET_JPROJECTIVE_COORDINATES_GFP 117
434 #define EC_F_EC_POINT_IS_AT_INFINITY 118
435 #define EC_F_EC_POINT_IS_ON_CURVE 119
436 #define EC_F_EC_POINT_MAKE_AFFINE 120
437 #define EC_F_EC_POINT_MUL 184
438 #define EC_F_EC_POINT_NEW 121
439 #define EC_F_EC_POINT_OCT2POINT 122
440 #define EC_F_EC_POINT_POINT2OCT 123
441 #define EC_F_EC_POINT_SET_AFFINE_COORDINATES_GF2M 185
442 #define EC_F_EC_POINT_SET_AFFINE_COORDINATES_GFP 124
443 #define EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GF2M 186
444 #define EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GFP 125
445 #define EC_F_EC_POINT_SET_JPROJECTIVE_COORDINATES_GFP 126
446 #define EC_F_EC_POINT_SET_TO_INFINITY 127
447 #define EC_F_EC_WNAF_MUL 187
448 #define EC_F_EC_WNAF_PRECOMPUTE_MULT 188
449 #define EC_F_GFP_MONT_GROUP_SET_CURVE 189
450 #define EC_F_GFP_MONT_GROUP_SET_CURVE_GFP 135
451 #define EC_F_I2D_ECPARAMETERS 190
452 #define EC_F_I2D_ECPKPARAMETERS 191
453 #define EC_F_I2D_ECPRIVATEKEY 192
456 #define EC_R_ASN1_ERROR 115
457 #define EC_R_ASN1_UNKNOWN_FIELD 116
458 #define EC_R_BUFFER_TOO_SMALL 100
459 #define EC_R_D2I_ECPKPARAMETERS_FAILURE 117
460 #define EC_R_DISCRIMINANT_IS_ZERO 118
461 #define EC_R_EC_GROUP_NEW_BY_NAME_FAILURE 119
462 #define EC_R_GROUP2PKPARAMETERS_FAILURE 120
463 #define EC_R_I2D_ECPKPARAMETERS_FAILURE 121
464 #define EC_R_INCOMPATIBLE_OBJECTS 101
465 #define EC_R_INTERNAL_ERROR 132
466 #define EC_R_INVALID_ARGUMENT 112
467 #define EC_R_INVALID_COMPRESSED_POINT 110
468 #define EC_R_INVALID_COMPRESSION_BIT 109
469 #define EC_R_INVALID_ENCODING 102
470 #define EC_R_INVALID_FIELD 103
471 #define EC_R_INVALID_FORM 104
472 #define EC_R_INVALID_GROUP_ORDER 122
473 #define EC_R_INVALID_PRIVATE_KEY 123
474 #define EC_R_MISSING_PARAMETERS 124
475 #define EC_R_MISSING_PRIVATE_KEY 125
476 #define EC_R_NOT_A_NIST_PRIME 135
477 #define EC_R_NOT_A_SUPPORTED_NIST_PRIME 136
478 #define EC_R_NOT_IMPLEMENTED 126
479 #define EC_R_NOT_INITIALIZED 111
480 #define EC_R_NO_FIELD_MOD 133
481 #define EC_R_NO_SUCH_EXTRA_DATA 105
482 #define EC_R_PASSED_NULL_PARAMETER 134
483 #define EC_R_PKPARAMETERS2GROUP_FAILURE 127
484 #define EC_R_POINT_AT_INFINITY 106
485 #define EC_R_POINT_IS_NOT_ON_CURVE 107
486 #define EC_R_SLOT_FULL 108
487 #define EC_R_UNDEFINED_GENERATOR 113
488 #define EC_R_UNDEFINED_ORDER 128
489 #define EC_R_UNKNOWN_GROUP 129
490 #define EC_R_UNKNOWN_ORDER 114
491 #define EC_R_UNSUPPORTED_FIELD 131
492 #define EC_R_WRONG_ORDER 130