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65e81670 1/* crypto/ec/ec.h */
35b73a1f
BM		 2/*
3 * Originally written by Bodo Moeller for the OpenSSL project.
4 */
65e81670 5/* ====================================================================
37c660ff 6 * Copyright (c) 1998-2003 The OpenSSL Project. All rights reserved.
6cc5e19d 7 *
65e81670
BM		 8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
6cc5e19d 11 *
65e81670
BM		 12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
6cc5e19d 14 *
65e81670
BM		 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
18 * distribution.
6cc5e19d 19 *
65e81670
BM		 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/)"
24 *
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.
29 *
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.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
38 *
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 * ====================================================================
52 *
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).
6cc5e19d
BM		 56 *
57 */
7793f30e
BM		 58/* ====================================================================
59 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
60 *
61 * Portions of the attached software ("Contribution") are developed by
62 * SUN MICROSYSTEMS, INC., and are contributed to the OpenSSL project.
63 *
64 * The Contribution is licensed pursuant to the OpenSSL open source
65 * license provided above.
66 *
7793f30e
BM		 67 * The elliptic curve binary polynomial software is originally written by
68 * Sheueling Chang Shantz and Douglas Stebila of Sun Microsystems Laboratories.
69 *
70 */
6cc5e19d 71
6cc5e19d
BM		 72#ifndef HEADER_EC_H
73#define HEADER_EC_H
74
87c9c659
RL		 75#include <openssl/opensslconf.h>
76
bb62a8b0 77#ifdef OPENSSL_NO_EC
37da54b1 78#error EC is disabled.
bb62a8b0
BM		 79#endif
80
5acaa495 81#include <openssl/bn.h>
458c2917 82#include <openssl/asn1.h>
0e995464 83#include <openssl/symhacks.h>
6cc5e19d 84
65e81670
BM		 85#ifdef __cplusplus
86extern "C" {
87#endif
6cc5e19d 88
6cc5e19d 89
3a12ce01 90typedef enum {
226cc7de 91 /* values as defined in X9.62 (ECDSA) and elsewhere */
3a12ce01
BM		 92 POINT_CONVERSION_COMPRESSED = 2,
93 POINT_CONVERSION_UNCOMPRESSED = 4,
94 POINT_CONVERSION_HYBRID = 6
95} point_conversion_form_t;
96
97
98typedef struct ec_method_st EC_METHOD;
99
100typedef struct ec_group_st
101 /*
102 EC_METHOD *meth;
103 -- field definition
104 -- curve coefficients
105 -- optional generator with associated information (order, cofactor)
37c660ff 106 -- optional extra data (precomputed table for fast computation of multiples of generator)
5f3d6f70 107 -- ASN1 stuff
3a12ce01
BM		 108 */
109 EC_GROUP;
110
111typedef struct ec_point_st EC_POINT;
112
113
114/* EC_METHODs for curves over GF(p).
115 * EC_GFp_simple_method provides the basis for the optimized methods.
116 */
3a12ce01
BM		 117const EC_METHOD *EC_GFp_simple_method(void);
118const EC_METHOD *EC_GFp_mont_method(void);
5c6bf031 119const EC_METHOD *EC_GFp_nist_method(void);
8a2908a2 120#if 0
48fe4d62 121const EC_METHOD *EC_GFp_recp_method(void); /* TODO */
8a2908a2 122#endif
3a12ce01 123
64c3da23 124/* EC_METHOD for curves over GF(2^m).
7793f30e
BM		 125 */
126const EC_METHOD *EC_GF2m_simple_method(void);
127
3a12ce01
BM		 128
129EC_GROUP *EC_GROUP_new(const EC_METHOD *);
48fe4d62
BM		 130void EC_GROUP_free(EC_GROUP *);
131void EC_GROUP_clear_free(EC_GROUP *);
132int EC_GROUP_copy(EC_GROUP *, const EC_GROUP *);
7793f30e 133EC_GROUP *EC_GROUP_dup(const EC_GROUP *);
48fe4d62 134
b6db386f 135const EC_METHOD *EC_GROUP_method_of(const EC_GROUP *);
458c2917 136int EC_METHOD_get_field_type(const EC_METHOD *);
b6db386f
BM		 137
138int EC_GROUP_set_generator(EC_GROUP *, const EC_POINT *generator, const BIGNUM *order, const BIGNUM *cofactor);
139EC_POINT *EC_GROUP_get0_generator(const EC_GROUP *);
140int EC_GROUP_get_order(const EC_GROUP *, BIGNUM *order, BN_CTX *);
141int EC_GROUP_get_cofactor(const EC_GROUP *, BIGNUM *cofactor, BN_CTX *);
142
5f3d6f70 143void EC_GROUP_set_nid(EC_GROUP *, int); /* curve name */
945e15a2
BM		 144int EC_GROUP_get_nid(const EC_GROUP *);
145
5f3d6f70
BM		 146void EC_GROUP_set_asn1_flag(EC_GROUP *, int flag);
147int EC_GROUP_get_asn1_flag(const EC_GROUP *);
148
149void EC_GROUP_set_point_conversion_form(EC_GROUP *, point_conversion_form_t);
150point_conversion_form_t EC_GROUP_get_point_conversion_form(const EC_GROUP *);
151
152unsigned char *EC_GROUP_get0_seed(const EC_GROUP *);
153size_t EC_GROUP_get_seed_len(const EC_GROUP *);
154size_t EC_GROUP_set_seed(EC_GROUP *, const unsigned char *, size_t len);
48fe4d62 155
bb62a8b0 156int EC_GROUP_set_curve_GFp(EC_GROUP *, const BIGNUM *p, const BIGNUM *a, const BIGNUM *b, BN_CTX *);
48fe4d62 157int EC_GROUP_get_curve_GFp(const EC_GROUP *, BIGNUM *p, BIGNUM *a, BIGNUM *b, BN_CTX *);
7793f30e
BM		 158int EC_GROUP_set_curve_GF2m(EC_GROUP *, const BIGNUM *p, const BIGNUM *a, const BIGNUM *b, BN_CTX *);
159int EC_GROUP_get_curve_GF2m(const EC_GROUP *, BIGNUM *p, BIGNUM *a, BIGNUM *b, BN_CTX *);
160
161int EC_GROUP_get_degree(const EC_GROUP *);
3a12ce01 162
af28dd6c
BM		 163/* EC_GROUP_check() returns 1 if 'group' defines a valid group, 0 otherwise */
164int EC_GROUP_check(const EC_GROUP *group, BN_CTX *ctx);
17d6bb81
BM		 165/* EC_GROUP_check_discriminant() returns 1 if the discriminant of the
166 * elliptic curve is not zero, 0 otherwise */
167int EC_GROUP_check_discriminant(const EC_GROUP *, BN_CTX *);
945e15a2 168
7793f30e 169/* EC_GROUP_new_GF*() calls EC_GROUP_new() and EC_GROUP_set_GF*()
945e15a2
BM		 170 * after choosing an appropriate EC_METHOD */
171EC_GROUP *EC_GROUP_new_curve_GFp(const BIGNUM *p, const BIGNUM *a, const BIGNUM *b, BN_CTX *);
7793f30e 172EC_GROUP *EC_GROUP_new_curve_GF2m(const BIGNUM *p, const BIGNUM *a, const BIGNUM *b, BN_CTX *);
945e15a2 173
7eb18f12 174/* EC_GROUP_new_by_nid() creates a EC_GROUP structure specified by a NID */
9bc44854 175EC_GROUP *EC_GROUP_new_by_nid(int nid);
65b1d31d
BM		 176/* handling of internal curves */
177typedef struct {
178 int nid;
179 const char *comment;
180 } EC_builtin_curve;
181/* EC_builtin_curves(EC_builtin_curve *r, size_t size) returns number
182 * of all available curves or zero if a error occurred.
183 * In case r ist not zero nitems EC_builtin_curve structures
184 * are filled with the data of the first nitems internal groups */
185size_t EC_get_builtin_curves(EC_builtin_curve *r, size_t nitems);
7eb18f12 186
7e31164a
BM		 187
188/* EC_POINT functions */
945e15a2 189
3a12ce01
BM		 190EC_POINT *EC_POINT_new(const EC_GROUP *);
191void EC_POINT_free(EC_POINT *);
0657bf9c 192void EC_POINT_clear_free(EC_POINT *);
7d7db13e 193int EC_POINT_copy(EC_POINT *, const EC_POINT *);
7793f30e 194EC_POINT *EC_POINT_dup(const EC_POINT *, const EC_GROUP *);
3a12ce01 195
48fe4d62
BM		 196const EC_METHOD *EC_POINT_method_of(const EC_POINT *);
197
226cc7de 198int EC_POINT_set_to_infinity(const EC_GROUP *, EC_POINT *);
1d5bd6cf
BM		 199int EC_POINT_set_Jprojective_coordinates_GFp(const EC_GROUP *, EC_POINT *,
200 const BIGNUM *x, const BIGNUM *y, const BIGNUM *z, BN_CTX *);
201int EC_POINT_get_Jprojective_coordinates_GFp(const EC_GROUP *, const EC_POINT *,
202 BIGNUM *x, BIGNUM *y, BIGNUM *z, BN_CTX *);
226cc7de
BM		 203int EC_POINT_set_affine_coordinates_GFp(const EC_GROUP *, EC_POINT *,
204 const BIGNUM *x, const BIGNUM *y, BN_CTX *);
205int EC_POINT_get_affine_coordinates_GFp(const EC_GROUP *, const EC_POINT *,
206 BIGNUM *x, BIGNUM *y, BN_CTX *);
1d5bd6cf
BM		 207int EC_POINT_set_compressed_coordinates_GFp(const EC_GROUP *, EC_POINT *,
208 const BIGNUM *x, int y_bit, BN_CTX *);
7d7db13e 209
7793f30e
BM		 210int EC_POINT_set_affine_coordinates_GF2m(const EC_GROUP *, EC_POINT *,
211 const BIGNUM *x, const BIGNUM *y, BN_CTX *);
212int EC_POINT_get_affine_coordinates_GF2m(const EC_GROUP *, const EC_POINT *,
213 BIGNUM *x, BIGNUM *y, BN_CTX *);
214int EC_POINT_set_compressed_coordinates_GF2m(const EC_GROUP *, EC_POINT *,
215 const BIGNUM *x, int y_bit, BN_CTX *);
216
5b438e9b 217size_t EC_POINT_point2oct(const EC_GROUP *, const EC_POINT *, point_conversion_form_t form,
7d7db13e
BM		 218 unsigned char *buf, size_t len, BN_CTX *);
219int EC_POINT_oct2point(const EC_GROUP *, EC_POINT *,
220 const unsigned char *buf, size_t len, BN_CTX *);
221
6cbe6382
BM		 222/* other interfaces to point2oct/oct2point: */
223BIGNUM *EC_POINT_point2bn(const EC_GROUP *, const EC_POINT *,
224 point_conversion_form_t form, BIGNUM *, BN_CTX *);
225EC_POINT *EC_POINT_bn2point(const EC_GROUP *, const BIGNUM *,
226 EC_POINT *, BN_CTX *);
227char *EC_POINT_point2hex(const EC_GROUP *, const EC_POINT *,
228 point_conversion_form_t form, BN_CTX *);
229EC_POINT *EC_POINT_hex2point(const EC_GROUP *, const char *,
230 EC_POINT *, BN_CTX *);
231
7d7db13e
BM		 232int EC_POINT_add(const EC_GROUP *, EC_POINT *r, const EC_POINT *a, const EC_POINT *b, BN_CTX *);
233int EC_POINT_dbl(const EC_GROUP *, EC_POINT *r, const EC_POINT *a, BN_CTX *);
1d5bd6cf 234int EC_POINT_invert(const EC_GROUP *, EC_POINT *, BN_CTX *);
3a12ce01 235
5b438e9b
BM		 236int EC_POINT_is_at_infinity(const EC_GROUP *, const EC_POINT *);
237int EC_POINT_is_on_curve(const EC_GROUP *, const EC_POINT *, BN_CTX *);
1d5bd6cf 238int EC_POINT_cmp(const EC_GROUP *, const EC_POINT *a, const EC_POINT *b, BN_CTX *);
fb171e53 239
e869d4bd 240int EC_POINT_make_affine(const EC_GROUP *, EC_POINT *, BN_CTX *);
48fe4d62 241int EC_POINTs_make_affine(const EC_GROUP *, size_t num, EC_POINT *[], BN_CTX *);
fb171e53 242
3a12ce01 243
38374911
BM		 244int EC_POINTs_mul(const EC_GROUP *, EC_POINT *r, const BIGNUM *, size_t num, const EC_POINT *[], const BIGNUM *[], BN_CTX *);
245int EC_POINT_mul(const EC_GROUP *, EC_POINT *r, const BIGNUM *, const EC_POINT *, const BIGNUM *, BN_CTX *);
37c660ff
BM		 246
247/* EC_GROUP_precompute_mult() stores multiples of generator for faster point multiplication */
194dd046 248int EC_GROUP_precompute_mult(EC_GROUP *, BN_CTX *);
37c660ff
BM		 249/* EC_GROUP_have_precompute_mult() reports whether such precomputation has been done */
250int EC_GROUP_have_precompute_mult(const EC_GROUP *);
6cc5e19d 251
6cc5e19d
BM		 252
253
458c2917 254/* ASN1 stuff */
8aefe253
BM		 255
256/* EC_GROUP_get_basis_type() returns the NID of the basis type
34f1f2a8
BM		 257 * used to represent the field elements */
258int EC_GROUP_get_basis_type(const EC_GROUP *);
259int EC_GROUP_get_trinomial_basis(const EC_GROUP *, unsigned int *k);
260int EC_GROUP_get_pentanomial_basis(const EC_GROUP *, unsigned int *k1,
8aefe253
BM		 261 unsigned int *k2, unsigned int *k3);
262
254ef80d 263#define OPENSSL_EC_NAMED_CURVE 0x001
458c2917 264
458c2917
BM		 265typedef struct ecpk_parameters_st ECPKPARAMETERS;
266
458c2917
BM		 267EC_GROUP *d2i_ECPKParameters(EC_GROUP **, const unsigned char **in, long len);
268int i2d_ECPKParameters(const EC_GROUP *, unsigned char **out);
269
5dbd3efc
BM		 270#define d2i_ECPKParameters_bio(bp,x) (EC_GROUP *)ASN1_d2i_bio(NULL, \
271 (char *(*)())d2i_ECPKParameters,(bp),(unsigned char **)(x))
272#define i2d_ECPKParameters_bio(bp,x) ASN1_i2d_bio(i2d_ECPKParameters,(bp), \
273 (unsigned char *)(x))
274#define d2i_ECPKParameters_fp(fp,x) (EC_GROUP *)ASN1_d2i_fp(NULL, \
275 (char *(*)())d2i_ECPKParameters,(fp),(unsigned char **)(x))
276#define i2d_ECPKParameters_fp(fp,x) ASN1_i2d_fp(i2d_ECPKParameters,(fp), \
277 (unsigned char *)(x))
458c2917 278
5f3d6f70
BM		 279#ifndef OPENSSL_NO_BIO
280int ECPKParameters_print(BIO *bp, const EC_GROUP *x, int off);
281#endif
282#ifndef OPENSSL_NO_FP_API
283int ECPKParameters_print_fp(FILE *fp, const EC_GROUP *x, int off);
284#endif
285
14a7cfb3
BM		 286/* the EC_KEY stuff */
287typedef struct ec_key_st EC_KEY;
288
289typedef struct ec_key_meth_data_st {
290 int (*init)(EC_KEY *);
291 void (*finish)(EC_KEY *);
292 } EC_KEY_METH_DATA;
293
294struct ec_key_st {
295 int version;
296
297 EC_GROUP *group;
298
299 EC_POINT *pub_key;
300 BIGNUM *priv_key;
301
302 unsigned int enc_flag;
303 point_conversion_form_t conv_form;
304
305 int references;
0bee0e62 306
14a7cfb3
BM		 307 EC_KEY_METH_DATA *meth_data;
308 }/* EC_KEY */;
309/* some values for the encoding_flag */
310#define EC_PKEY_NO_PARAMETERS 0x001
311#define EC_PKEY_NO_PUBKEY 0x002
312
313EC_KEY *EC_KEY_new(void);
314void EC_KEY_free(EC_KEY *);
315EC_KEY *EC_KEY_copy(EC_KEY *, const EC_KEY *);
316EC_KEY *EC_KEY_dup(const EC_KEY *);
e172d60d 317int EC_KEY_up_ref(EC_KEY *);
14a7cfb3
BM		 318
319/* EC_KEY_generate_key() creates a ec private (public) key */
320int EC_KEY_generate_key(EC_KEY *);
321/* EC_KEY_check_key() */
322int EC_KEY_check_key(const EC_KEY *);
323
62e3163b 324/* de- and encoding functions for SEC1 ECPrivateKey */
14a7cfb3
BM		 325EC_KEY *d2i_ECPrivateKey(EC_KEY **a, const unsigned char **in, long len);
326int i2d_ECPrivateKey(EC_KEY *a, unsigned char **out);
62e3163b 327/* de- and encoding functions for EC parameters */
14a7cfb3
BM		 328EC_KEY *d2i_ECParameters(EC_KEY **a, const unsigned char **in, long len);
329int i2d_ECParameters(EC_KEY *a, unsigned char **out);
62e3163b
BM		 330/* de- and encoding functions for EC public key
331 * (octet string, not DER -- hence 'o2i' and 'i2o') */
332EC_KEY *o2i_ECPublicKey(EC_KEY **a, const unsigned char **in, long len);
333int i2o_ECPublicKey(EC_KEY *a, unsigned char **out);
14a7cfb3
BM		 334
335#ifndef OPENSSL_NO_BIO
336int ECParameters_print(BIO *bp, const EC_KEY *x);
337int EC_KEY_print(BIO *bp, const EC_KEY *x, int off);
338#endif
339#ifndef OPENSSL_NO_FP_API
340int ECParameters_print_fp(FILE *fp, const EC_KEY *x);
341int EC_KEY_print_fp(FILE *fp, const EC_KEY *x, int off);
342#endif
0bee0e62 343
14a7cfb3
BM		 344#define ECParameters_dup(x) (EC_KEY *)ASN1_dup((int (*)())i2d_ECParameters,\
345 (char *(*)())d2i_ECParameters,(char *)(x))
458c2917 346
65e81670
BM		 347/* BEGIN ERROR CODES */
348/* The following lines are auto generated by the script mkerr.pl. Any changes
349 * made after this point may be overwritten when the script is next run.
350 */
de10f690 351void ERR_load_EC_strings(void);
6cc5e19d 352
65e81670 353/* Error codes for the EC functions. */
6cc5e19d 354
65e81670 355/* Function codes. */
3ba1f111 356#define EC_F_COMPUTE_WNAF 143
7eb18f12
BM		 357#define EC_F_D2I_ECPARAMETERS 144
358#define EC_F_D2I_ECPKPARAMETERS 145
359#define EC_F_D2I_ECPRIVATEKEY 146
360#define EC_F_ECPARAMETERS_PRINT 147
361#define EC_F_ECPARAMETERS_PRINT_FP 148
362#define EC_F_ECPKPARAMETERS_PRINT 149
363#define EC_F_ECPKPARAMETERS_PRINT_FP 150
5c6bf031
BM		 364#define EC_F_ECP_NIST_MOD_192 203
365#define EC_F_ECP_NIST_MOD_224 204
366#define EC_F_ECP_NIST_MOD_256 205
367#define EC_F_ECP_NIST_MOD_521 206
7eb18f12
BM		 368#define EC_F_EC_ASN1_GROUP2CURVE 153
369#define EC_F_EC_ASN1_GROUP2FIELDID 154
370#define EC_F_EC_ASN1_GROUP2PARAMETERS 155
371#define EC_F_EC_ASN1_GROUP2PKPARAMETERS 156
458c2917 372#define EC_F_EC_ASN1_PARAMETERS2GROUP 157
7eb18f12
BM		 373#define EC_F_EC_ASN1_PKPARAMETERS2GROUP 158
374#define EC_F_EC_GF2M_SIMPLE_GROUP_CHECK_DISCRIMINANT 159
34f1f2a8 375#define EC_F_EC_GF2M_SIMPLE_GROUP_SET_CURVE 195
7eb18f12
BM		 376#define EC_F_EC_GF2M_SIMPLE_OCT2POINT 160
377#define EC_F_EC_GF2M_SIMPLE_POINT2OCT 161
378#define EC_F_EC_GF2M_SIMPLE_POINT_GET_AFFINE_COORDINATES 162
379#define EC_F_EC_GF2M_SIMPLE_POINT_SET_AFFINE_COORDINATES 163
380#define EC_F_EC_GF2M_SIMPLE_SET_COMPRESSED_COORDINATES 164
156e8557
BM		 381#define EC_F_EC_GFP_MONT_FIELD_DECODE 133
382#define EC_F_EC_GFP_MONT_FIELD_ENCODE 134
383#define EC_F_EC_GFP_MONT_FIELD_MUL 131
384#define EC_F_EC_GFP_MONT_FIELD_SQR 132
5c6bf031
BM		 385#define EC_F_EC_GFP_NIST_FIELD_MUL 200
386#define EC_F_EC_GFP_NIST_FIELD_SQR 201
387#define EC_F_EC_GFP_NIST_GROUP_SET_CURVE_GFP 202
7eb18f12
BM		 388#define EC_F_EC_GFP_SIMPLE_GROUP_CHECK_DISCRIMINANT 165
389#define EC_F_EC_GFP_SIMPLE_GROUP_SET_CURVE 166
390#define EC_F_EC_GFP_SIMPLE_GROUP_SET_CURVE_GFP 100
de10f690
BM		 391#define EC_F_EC_GFP_SIMPLE_GROUP_SET_GENERATOR 101
392#define EC_F_EC_GFP_SIMPLE_MAKE_AFFINE 102
393#define EC_F_EC_GFP_SIMPLE_OCT2POINT 103
394#define EC_F_EC_GFP_SIMPLE_POINT2OCT 104
48fe4d62 395#define EC_F_EC_GFP_SIMPLE_POINTS_MAKE_AFFINE 137
7eb18f12
BM		 396#define EC_F_EC_GFP_SIMPLE_POINT_GET_AFFINE_COORDINATES 167
397#define EC_F_EC_GFP_SIMPLE_POINT_GET_AFFINE_COORDINATES_GFP 105
398#define EC_F_EC_GFP_SIMPLE_POINT_SET_AFFINE_COORDINATES 168
399#define EC_F_EC_GFP_SIMPLE_POINT_SET_AFFINE_COORDINATES_GFP 128
400#define EC_F_EC_GFP_SIMPLE_SET_COMPRESSED_COORDINATES 169
401#define EC_F_EC_GFP_SIMPLE_SET_COMPRESSED_COORDINATES_GFP 129
402#define EC_F_EC_GROUP_CHECK 170
403#define EC_F_EC_GROUP_CHECK_DISCRIMINANT 171
de10f690 404#define EC_F_EC_GROUP_COPY 106
48fe4d62
BM		 405#define EC_F_EC_GROUP_GET0_GENERATOR 139
406#define EC_F_EC_GROUP_GET_COFACTOR 140
7eb18f12 407#define EC_F_EC_GROUP_GET_CURVE_GF2M 172
bb62a8b0 408#define EC_F_EC_GROUP_GET_CURVE_GFP 130
7eb18f12 409#define EC_F_EC_GROUP_GET_DEGREE 173
48fe4d62 410#define EC_F_EC_GROUP_GET_ORDER 141
34f1f2a8
BM		 411#define EC_F_EC_GROUP_GET_PENTANOMIAL_BASIS 193
412#define EC_F_EC_GROUP_GET_TRINOMIAL_BASIS 194
60d8bae3 413#define EC_F_EC_GROUP_GROUP2NID 147
de10f690 414#define EC_F_EC_GROUP_NEW 108
7eb18f12
BM		 415#define EC_F_EC_GROUP_NEW_BY_NID 174
416#define EC_F_EC_GROUP_NEW_FROM_DATA 175
194dd046 417#define EC_F_EC_GROUP_PRECOMPUTE_MULT 142
7793f30e 418#define EC_F_EC_GROUP_SET_CURVE_GF2M 176
de10f690
BM		 419#define EC_F_EC_GROUP_SET_CURVE_GFP 109
420#define EC_F_EC_GROUP_SET_EXTRA_DATA 110
421#define EC_F_EC_GROUP_SET_GENERATOR 111
7eb18f12
BM		 422#define EC_F_EC_KEY_CHECK_KEY 177
423#define EC_F_EC_KEY_COPY 178
424#define EC_F_EC_KEY_GENERATE_KEY 179
425#define EC_F_EC_KEY_PRINT 180
426#define EC_F_EC_KEY_PRINT_FP 181
427#define EC_F_EC_NEW 182
48fe4d62
BM		 428#define EC_F_EC_POINTS_MAKE_AFFINE 136
429#define EC_F_EC_POINTS_MUL 138
de10f690
BM		 430#define EC_F_EC_POINT_ADD 112
431#define EC_F_EC_POINT_CMP 113
432#define EC_F_EC_POINT_COPY 114
433#define EC_F_EC_POINT_DBL 115
7eb18f12 434#define EC_F_EC_POINT_GET_AFFINE_COORDINATES_GF2M 183
de10f690
BM		 435#define EC_F_EC_POINT_GET_AFFINE_COORDINATES_GFP 116
436#define EC_F_EC_POINT_GET_JPROJECTIVE_COORDINATES_GFP 117
437#define EC_F_EC_POINT_IS_AT_INFINITY 118
438#define EC_F_EC_POINT_IS_ON_CURVE 119
439#define EC_F_EC_POINT_MAKE_AFFINE 120
7eb18f12 440#define EC_F_EC_POINT_MUL 184
de10f690
BM		 441#define EC_F_EC_POINT_NEW 121
442#define EC_F_EC_POINT_OCT2POINT 122
443#define EC_F_EC_POINT_POINT2OCT 123
7eb18f12 444#define EC_F_EC_POINT_SET_AFFINE_COORDINATES_GF2M 185
de10f690 445#define EC_F_EC_POINT_SET_AFFINE_COORDINATES_GFP 124
7eb18f12 446#define EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GF2M 186
1d5bd6cf
BM		 447#define EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GFP 125
448#define EC_F_EC_POINT_SET_JPROJECTIVE_COORDINATES_GFP 126
de10f690 449#define EC_F_EC_POINT_SET_TO_INFINITY 127
37c660ff 450#define EC_F_EC_PRE_COMP_DUP 207
7eb18f12
BM		 451#define EC_F_EC_WNAF_MUL 187
452#define EC_F_EC_WNAF_PRECOMPUTE_MULT 188
453#define EC_F_GFP_MONT_GROUP_SET_CURVE 189
454#define EC_F_GFP_MONT_GROUP_SET_CURVE_GFP 135
455#define EC_F_I2D_ECPARAMETERS 190
456#define EC_F_I2D_ECPKPARAMETERS 191
457#define EC_F_I2D_ECPRIVATEKEY 192
62e3163b
BM		 458#define EC_F_I2O_ECPUBLICKEY 151
459#define EC_F_O2I_ECPUBLICKEY 152
6cc5e19d 460
65e81670 461/* Reason codes. */
7eb18f12
BM		 462#define EC_R_ASN1_ERROR 115
463#define EC_R_ASN1_UNKNOWN_FIELD 116
226cc7de 464#define EC_R_BUFFER_TOO_SMALL 100
7eb18f12 465#define EC_R_D2I_ECPKPARAMETERS_FAILURE 117
af28dd6c 466#define EC_R_DISCRIMINANT_IS_ZERO 118
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BM		 467#define EC_R_EC_GROUP_NEW_BY_NAME_FAILURE 119
468#define EC_R_GROUP2PKPARAMETERS_FAILURE 120
469#define EC_R_I2D_ECPKPARAMETERS_FAILURE 121
226cc7de 470#define EC_R_INCOMPATIBLE_OBJECTS 101
48fe4d62 471#define EC_R_INVALID_ARGUMENT 112
bb62a8b0
BM		 472#define EC_R_INVALID_COMPRESSED_POINT 110
473#define EC_R_INVALID_COMPRESSION_BIT 109
226cc7de 474#define EC_R_INVALID_ENCODING 102
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BM		 475#define EC_R_INVALID_FIELD 103
476#define EC_R_INVALID_FORM 104
7eb18f12
BM		 477#define EC_R_INVALID_GROUP_ORDER 122
478#define EC_R_INVALID_PRIVATE_KEY 123
479#define EC_R_MISSING_PARAMETERS 124
480#define EC_R_MISSING_PRIVATE_KEY 125
37c660ff
BM		 481#define EC_R_NOT_A_NIST_PRIME 135
482#define EC_R_NOT_A_SUPPORTED_NIST_PRIME 136
7eb18f12 483#define EC_R_NOT_IMPLEMENTED 126
156e8557 484#define EC_R_NOT_INITIALIZED 111
5c6bf031 485#define EC_R_NO_FIELD_MOD 133
5c6bf031 486#define EC_R_PASSED_NULL_PARAMETER 134
7eb18f12 487#define EC_R_PKPARAMETERS2GROUP_FAILURE 127
de10f690
BM		 488#define EC_R_POINT_AT_INFINITY 106
489#define EC_R_POINT_IS_NOT_ON_CURVE 107
490#define EC_R_SLOT_FULL 108
6f8f4431 491#define EC_R_UNDEFINED_GENERATOR 113
7eb18f12
BM		 492#define EC_R_UNDEFINED_ORDER 128
493#define EC_R_UNKNOWN_GROUP 129
38374911 494#define EC_R_UNKNOWN_ORDER 114
34f1f2a8 495#define EC_R_UNSUPPORTED_FIELD 131
7eb18f12 496#define EC_R_WRONG_ORDER 130
6cc5e19d 497
65e81670
BM		 498#ifdef __cplusplus
499}
500#endif
5acaa495 501#endif
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