]>
Commit | Line | Data |
---|---|---|
35b73a1f | 1 | /* |
21dcbebc | 2 | * Copyright 2002-2016 The OpenSSL Project Authors. All Rights Reserved. |
6cc5e19d | 3 | * |
21dcbebc RS |
4 | * Licensed under the OpenSSL license (the "License"). You may not use |
5 | * this file except in compliance with the License. You can obtain a copy | |
6 | * in the file LICENSE in the source distribution or at | |
7 | * https://www.openssl.org/source/license.html | |
6cc5e19d | 8 | */ |
21dcbebc | 9 | |
7793f30e BM |
10 | /* ==================================================================== |
11 | * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. | |
12 | * | |
0f113f3e | 13 | * Portions of the attached software ("Contribution") are developed by |
7793f30e BM |
14 | * SUN MICROSYSTEMS, INC., and are contributed to the OpenSSL project. |
15 | * | |
16 | * The Contribution is licensed pursuant to the OpenSSL open source | |
17 | * license provided above. | |
18 | * | |
0f113f3e | 19 | * The elliptic curve binary polynomial software is originally written by |
7793f30e BM |
20 | * Sheueling Chang Shantz and Douglas Stebila of Sun Microsystems Laboratories. |
21 | * | |
22 | */ | |
6cc5e19d | 23 | |
6cc5e19d | 24 | #ifndef HEADER_EC_H |
0f113f3e | 25 | # define HEADER_EC_H |
6cc5e19d | 26 | |
0f113f3e | 27 | # include <openssl/opensslconf.h> |
87c9c659 | 28 | |
3c27208f | 29 | # ifndef OPENSSL_NO_EC |
0f113f3e MC |
30 | # include <openssl/asn1.h> |
31 | # include <openssl/symhacks.h> | |
98186eb4 | 32 | # if OPENSSL_API_COMPAT < 0x10100000L |
0f113f3e MC |
33 | # include <openssl/bn.h> |
34 | # endif | |
0f113f3e | 35 | # ifdef __cplusplus |
65e81670 | 36 | extern "C" { |
7f24b1c3 | 37 | # endif |
6cc5e19d | 38 | |
0f113f3e MC |
39 | # ifndef OPENSSL_ECC_MAX_FIELD_BITS |
40 | # define OPENSSL_ECC_MAX_FIELD_BITS 661 | |
41 | # endif | |
5e3225cc | 42 | |
ba12070f NL |
43 | /** Enum for the point conversion form as defined in X9.62 (ECDSA) |
44 | * for the encoding of a elliptic curve point (x,y) */ | |
3a12ce01 | 45 | typedef enum { |
0f113f3e | 46 | /** the point is encoded as z||x, where the octet z specifies |
ba12070f | 47 | * which solution of the quadratic equation y is */ |
0f113f3e | 48 | POINT_CONVERSION_COMPRESSED = 2, |
91d2728b | 49 | /** the point is encoded as z||x||y, where z is the octet 0x04 */ |
0f113f3e MC |
50 | POINT_CONVERSION_UNCOMPRESSED = 4, |
51 | /** the point is encoded as z||x||y, where the octet z specifies | |
52 | * which solution of the quadratic equation y is */ | |
53 | POINT_CONVERSION_HYBRID = 6 | |
3a12ce01 BM |
54 | } point_conversion_form_t; |
55 | ||
3a12ce01 | 56 | typedef struct ec_method_st EC_METHOD; |
60b350a3 | 57 | typedef struct ec_group_st EC_GROUP; |
3a12ce01 | 58 | typedef struct ec_point_st EC_POINT; |
60b350a3 RS |
59 | typedef struct ecpk_parameters_st ECPKPARAMETERS; |
60 | typedef struct ec_parameters_st ECPARAMETERS; | |
3a12ce01 | 61 | |
ba12070f | 62 | /********************************************************************/ |
0f113f3e | 63 | /* EC_METHODs for curves over GF(p) */ |
ba12070f NL |
64 | /********************************************************************/ |
65 | ||
66 | /** Returns the basic GFp ec methods which provides the basis for the | |
0f113f3e | 67 | * optimized methods. |
ba12070f | 68 | * \return EC_METHOD object |
3a12ce01 | 69 | */ |
3a12ce01 | 70 | const EC_METHOD *EC_GFp_simple_method(void); |
ba12070f NL |
71 | |
72 | /** Returns GFp methods using montgomery multiplication. | |
73 | * \return EC_METHOD object | |
74 | */ | |
3a12ce01 | 75 | const EC_METHOD *EC_GFp_mont_method(void); |
ba12070f NL |
76 | |
77 | /** Returns GFp methods using optimized methods for NIST recommended curves | |
78 | * \return EC_METHOD object | |
79 | */ | |
5c6bf031 | 80 | const EC_METHOD *EC_GFp_nist_method(void); |
3a12ce01 | 81 | |
0f113f3e MC |
82 | # ifndef OPENSSL_NO_EC_NISTP_64_GCC_128 |
83 | # ifndef OPENSSL_SYS_WIN32 | |
04daec86 BM |
84 | /** Returns 64-bit optimized methods for nistp224 |
85 | * \return EC_METHOD object | |
86 | */ | |
87 | const EC_METHOD *EC_GFp_nistp224_method(void); | |
3e00b4c9 BM |
88 | |
89 | /** Returns 64-bit optimized methods for nistp256 | |
90 | * \return EC_METHOD object | |
91 | */ | |
92 | const EC_METHOD *EC_GFp_nistp256_method(void); | |
93 | ||
94 | /** Returns 64-bit optimized methods for nistp521 | |
95 | * \return EC_METHOD object | |
96 | */ | |
97 | const EC_METHOD *EC_GFp_nistp521_method(void); | |
0f113f3e MC |
98 | # endif |
99 | # endif | |
ba12070f | 100 | |
0f113f3e MC |
101 | # ifndef OPENSSL_NO_EC2M |
102 | /********************************************************************/ | |
ba12070f NL |
103 | /* EC_METHOD for curves over GF(2^m) */ |
104 | /********************************************************************/ | |
105 | ||
0f113f3e | 106 | /** Returns the basic GF2m ec method |
ba12070f | 107 | * \return EC_METHOD object |
7793f30e BM |
108 | */ |
109 | const EC_METHOD *EC_GF2m_simple_method(void); | |
110 | ||
0f113f3e | 111 | # endif |
3a12ce01 | 112 | |
ba12070f NL |
113 | /********************************************************************/ |
114 | /* EC_GROUP functions */ | |
115 | /********************************************************************/ | |
116 | ||
117 | /** Creates a new EC_GROUP object | |
118 | * \param meth EC_METHOD to use | |
119 | * \return newly created EC_GROUP object or NULL in case of an error. | |
120 | */ | |
121 | EC_GROUP *EC_GROUP_new(const EC_METHOD *meth); | |
122 | ||
123 | /** Frees a EC_GROUP object | |
124 | * \param group EC_GROUP object to be freed. | |
125 | */ | |
126 | void EC_GROUP_free(EC_GROUP *group); | |
127 | ||
128 | /** Clears and frees a EC_GROUP object | |
129 | * \param group EC_GROUP object to be cleared and freed. | |
130 | */ | |
131 | void EC_GROUP_clear_free(EC_GROUP *group); | |
132 | ||
133 | /** Copies EC_GROUP objects. Note: both EC_GROUPs must use the same EC_METHOD. | |
134 | * \param dst destination EC_GROUP object | |
135 | * \param src source EC_GROUP object | |
136 | * \return 1 on success and 0 if an error occurred. | |
137 | */ | |
138 | int EC_GROUP_copy(EC_GROUP *dst, const EC_GROUP *src); | |
139 | ||
140 | /** Creates a new EC_GROUP object and copies the copies the content | |
141 | * form src to the newly created EC_KEY object | |
142 | * \param src source EC_GROUP object | |
143 | * \return newly created EC_GROUP object or NULL in case of an error. | |
144 | */ | |
145 | EC_GROUP *EC_GROUP_dup(const EC_GROUP *src); | |
146 | ||
147 | /** Returns the EC_METHOD of the EC_GROUP object. | |
0f113f3e | 148 | * \param group EC_GROUP object |
ba12070f NL |
149 | * \return EC_METHOD used in this EC_GROUP object. |
150 | */ | |
151 | const EC_METHOD *EC_GROUP_method_of(const EC_GROUP *group); | |
152 | ||
153 | /** Returns the field type of the EC_METHOD. | |
154 | * \param meth EC_METHOD object | |
155 | * \return NID of the underlying field type OID. | |
156 | */ | |
157 | int EC_METHOD_get_field_type(const EC_METHOD *meth); | |
158 | ||
159 | /** Sets the generator and it's order/cofactor of a EC_GROUP object. | |
0f113f3e | 160 | * \param group EC_GROUP object |
ba12070f NL |
161 | * \param generator EC_POINT object with the generator. |
162 | * \param order the order of the group generated by the generator. | |
163 | * \param cofactor the index of the sub-group generated by the generator | |
164 | * in the group of all points on the elliptic curve. | |
478b50cf | 165 | * \return 1 on success and 0 if an error occurred |
ba12070f | 166 | */ |
0f113f3e MC |
167 | int EC_GROUP_set_generator(EC_GROUP *group, const EC_POINT *generator, |
168 | const BIGNUM *order, const BIGNUM *cofactor); | |
ba12070f NL |
169 | |
170 | /** Returns the generator of a EC_GROUP object. | |
171 | * \param group EC_GROUP object | |
172 | * \return the currently used generator (possibly NULL). | |
173 | */ | |
174 | const EC_POINT *EC_GROUP_get0_generator(const EC_GROUP *group); | |
175 | ||
f54be179 AP |
176 | /** Returns the montgomery data for order(Generator) |
177 | * \param group EC_GROUP object | |
178 | * \return the currently used generator (possibly NULL). | |
179 | */ | |
180 | BN_MONT_CTX *EC_GROUP_get_mont_data(const EC_GROUP *group); | |
181 | ||
ba12070f NL |
182 | /** Gets the order of a EC_GROUP |
183 | * \param group EC_GROUP object | |
184 | * \param order BIGNUM to which the order is copied | |
a773b52a | 185 | * \param ctx unused |
478b50cf | 186 | * \return 1 on success and 0 if an error occurred |
ba12070f NL |
187 | */ |
188 | int EC_GROUP_get_order(const EC_GROUP *group, BIGNUM *order, BN_CTX *ctx); | |
48fe4d62 | 189 | |
be2e334f DSH |
190 | /** Gets the order of an EC_GROUP |
191 | * \param group EC_GROUP object | |
192 | * \return the group order | |
193 | */ | |
194 | ||
195 | const BIGNUM *EC_GROUP_get0_order(const EC_GROUP *group); | |
196 | ||
8483a003 | 197 | /** Gets the number of bits of the order of an EC_GROUP |
be2e334f DSH |
198 | * \param group EC_GROUP object |
199 | * \return number of bits of group order. | |
200 | */ | |
201 | ||
202 | int EC_GROUP_order_bits(const EC_GROUP *group); | |
203 | ||
ba12070f NL |
204 | /** Gets the cofactor of a EC_GROUP |
205 | * \param group EC_GROUP object | |
206 | * \param cofactor BIGNUM to which the cofactor is copied | |
a773b52a | 207 | * \param ctx unused |
478b50cf | 208 | * \return 1 on success and 0 if an error occurred |
ba12070f | 209 | */ |
0f113f3e MC |
210 | int EC_GROUP_get_cofactor(const EC_GROUP *group, BIGNUM *cofactor, |
211 | BN_CTX *ctx); | |
b6db386f | 212 | |
be2e334f DSH |
213 | /** Gets the cofactor of an EC_GROUP |
214 | * \param group EC_GROUP object | |
215 | * \return the group cofactor | |
216 | */ | |
217 | ||
218 | const BIGNUM *EC_GROUP_get0_cofactor(const EC_GROUP *group); | |
219 | ||
ba12070f NL |
220 | /** Sets the name of a EC_GROUP object |
221 | * \param group EC_GROUP object | |
222 | * \param nid NID of the curve name OID | |
223 | */ | |
224 | void EC_GROUP_set_curve_name(EC_GROUP *group, int nid); | |
b6db386f | 225 | |
ba12070f NL |
226 | /** Returns the curve name of a EC_GROUP object |
227 | * \param group EC_GROUP object | |
228 | * \return NID of the curve name OID or 0 if not set. | |
229 | */ | |
230 | int EC_GROUP_get_curve_name(const EC_GROUP *group); | |
945e15a2 | 231 | |
ba12070f NL |
232 | void EC_GROUP_set_asn1_flag(EC_GROUP *group, int flag); |
233 | int EC_GROUP_get_asn1_flag(const EC_GROUP *group); | |
5f3d6f70 | 234 | |
0f113f3e MC |
235 | void EC_GROUP_set_point_conversion_form(EC_GROUP *group, |
236 | point_conversion_form_t form); | |
5f3d6f70 BM |
237 | point_conversion_form_t EC_GROUP_get_point_conversion_form(const EC_GROUP *); |
238 | ||
9945b460 | 239 | unsigned char *EC_GROUP_get0_seed(const EC_GROUP *x); |
5f3d6f70 BM |
240 | size_t EC_GROUP_get_seed_len(const EC_GROUP *); |
241 | size_t EC_GROUP_set_seed(EC_GROUP *, const unsigned char *, size_t len); | |
48fe4d62 | 242 | |
ba12070f NL |
243 | /** Sets the parameter of a ec over GFp defined by y^2 = x^3 + a*x + b |
244 | * \param group EC_GROUP object | |
245 | * \param p BIGNUM with the prime number | |
246 | * \param a BIGNUM with parameter a of the equation | |
247 | * \param b BIGNUM with parameter b of the equation | |
248 | * \param ctx BN_CTX object (optional) | |
478b50cf | 249 | * \return 1 on success and 0 if an error occurred |
ba12070f | 250 | */ |
0f113f3e MC |
251 | int EC_GROUP_set_curve_GFp(EC_GROUP *group, const BIGNUM *p, const BIGNUM *a, |
252 | const BIGNUM *b, BN_CTX *ctx); | |
ba12070f NL |
253 | |
254 | /** Gets the parameter of the ec over GFp defined by y^2 = x^3 + a*x + b | |
255 | * \param group EC_GROUP object | |
256 | * \param p BIGNUM for the prime number | |
257 | * \param a BIGNUM for parameter a of the equation | |
258 | * \param b BIGNUM for parameter b of the equation | |
259 | * \param ctx BN_CTX object (optional) | |
478b50cf | 260 | * \return 1 on success and 0 if an error occurred |
ba12070f | 261 | */ |
0f113f3e MC |
262 | int EC_GROUP_get_curve_GFp(const EC_GROUP *group, BIGNUM *p, BIGNUM *a, |
263 | BIGNUM *b, BN_CTX *ctx); | |
ba12070f | 264 | |
0f113f3e | 265 | # ifndef OPENSSL_NO_EC2M |
ba12070f NL |
266 | /** Sets the parameter of a ec over GF2m defined by y^2 + x*y = x^3 + a*x^2 + b |
267 | * \param group EC_GROUP object | |
268 | * \param p BIGNUM with the polynomial defining the underlying field | |
269 | * \param a BIGNUM with parameter a of the equation | |
270 | * \param b BIGNUM with parameter b of the equation | |
271 | * \param ctx BN_CTX object (optional) | |
478b50cf | 272 | * \return 1 on success and 0 if an error occurred |
ba12070f | 273 | */ |
0f113f3e MC |
274 | int EC_GROUP_set_curve_GF2m(EC_GROUP *group, const BIGNUM *p, const BIGNUM *a, |
275 | const BIGNUM *b, BN_CTX *ctx); | |
ba12070f NL |
276 | |
277 | /** Gets the parameter of the ec over GF2m defined by y^2 + x*y = x^3 + a*x^2 + b | |
278 | * \param group EC_GROUP object | |
279 | * \param p BIGNUM for the polynomial defining the underlying field | |
280 | * \param a BIGNUM for parameter a of the equation | |
281 | * \param b BIGNUM for parameter b of the equation | |
282 | * \param ctx BN_CTX object (optional) | |
478b50cf | 283 | * \return 1 on success and 0 if an error occurred |
ba12070f | 284 | */ |
0f113f3e MC |
285 | int EC_GROUP_get_curve_GF2m(const EC_GROUP *group, BIGNUM *p, BIGNUM *a, |
286 | BIGNUM *b, BN_CTX *ctx); | |
287 | # endif | |
288 | /** Returns the number of bits needed to represent a field element | |
ba12070f NL |
289 | * \param group EC_GROUP object |
290 | * \return number of bits needed to represent a field element | |
291 | */ | |
292 | int EC_GROUP_get_degree(const EC_GROUP *group); | |
3a12ce01 | 293 | |
ba12070f NL |
294 | /** Checks whether the parameter in the EC_GROUP define a valid ec group |
295 | * \param group EC_GROUP object | |
296 | * \param ctx BN_CTX object (optional) | |
297 | * \return 1 if group is a valid ec group and 0 otherwise | |
298 | */ | |
af28dd6c | 299 | int EC_GROUP_check(const EC_GROUP *group, BN_CTX *ctx); |
945e15a2 | 300 | |
ba12070f NL |
301 | /** Checks whether the discriminant of the elliptic curve is zero or not |
302 | * \param group EC_GROUP object | |
303 | * \param ctx BN_CTX object (optional) | |
304 | * \return 1 if the discriminant is not zero and 0 otherwise | |
305 | */ | |
306 | int EC_GROUP_check_discriminant(const EC_GROUP *group, BN_CTX *ctx); | |
307 | ||
308 | /** Compares two EC_GROUP objects | |
309 | * \param a first EC_GROUP object | |
310 | * \param b second EC_GROUP object | |
311 | * \param ctx BN_CTX object (optional) | |
312 | * \return 0 if both groups are equal and 1 otherwise | |
313 | */ | |
314 | int EC_GROUP_cmp(const EC_GROUP *a, const EC_GROUP *b, BN_CTX *ctx); | |
ada0e717 | 315 | |
0f113f3e MC |
316 | /* |
317 | * EC_GROUP_new_GF*() calls EC_GROUP_new() and EC_GROUP_set_GF*() after | |
318 | * choosing an appropriate EC_METHOD | |
319 | */ | |
945e15a2 | 320 | |
ba12070f NL |
321 | /** Creates a new EC_GROUP object with the specified parameters defined |
322 | * over GFp (defined by the equation y^2 = x^3 + a*x + b) | |
323 | * \param p BIGNUM with the prime number | |
324 | * \param a BIGNUM with the parameter a of the equation | |
325 | * \param b BIGNUM with the parameter b of the equation | |
326 | * \param ctx BN_CTX object (optional) | |
327 | * \return newly created EC_GROUP object with the specified parameters | |
328 | */ | |
0f113f3e MC |
329 | EC_GROUP *EC_GROUP_new_curve_GFp(const BIGNUM *p, const BIGNUM *a, |
330 | const BIGNUM *b, BN_CTX *ctx); | |
331 | # ifndef OPENSSL_NO_EC2M | |
ba12070f NL |
332 | /** Creates a new EC_GROUP object with the specified parameters defined |
333 | * over GF2m (defined by the equation y^2 + x*y = x^3 + a*x^2 + b) | |
334 | * \param p BIGNUM with the polynomial defining the underlying field | |
335 | * \param a BIGNUM with the parameter a of the equation | |
336 | * \param b BIGNUM with the parameter b of the equation | |
337 | * \param ctx BN_CTX object (optional) | |
338 | * \return newly created EC_GROUP object with the specified parameters | |
339 | */ | |
0f113f3e MC |
340 | EC_GROUP *EC_GROUP_new_curve_GF2m(const BIGNUM *p, const BIGNUM *a, |
341 | const BIGNUM *b, BN_CTX *ctx); | |
342 | # endif | |
60b350a3 | 343 | |
ba12070f NL |
344 | /** Creates a EC_GROUP object with a curve specified by a NID |
345 | * \param nid NID of the OID of the curve name | |
346 | * \return newly created EC_GROUP object with specified curve or NULL | |
347 | * if an error occurred | |
348 | */ | |
8b15c740 | 349 | EC_GROUP *EC_GROUP_new_by_curve_name(int nid); |
ba12070f | 350 | |
60b350a3 RS |
351 | /** Creates a new EC_GROUP object from an ECPARAMETERS object |
352 | * \param params pointer to the ECPARAMETERS object | |
353 | * \return newly created EC_GROUP object with specified curve or NULL | |
354 | * if an error occurred | |
355 | */ | |
356 | EC_GROUP *EC_GROUP_new_from_ecparameters(const ECPARAMETERS *params); | |
357 | ||
358 | /** Creates an ECPARAMETERS object for the the given EC_GROUP object. | |
359 | * \param group pointer to the EC_GROUP object | |
360 | * \param params pointer to an existing ECPARAMETERS object or NULL | |
361 | * \return pointer to the new ECPARAMETERS object or NULL | |
362 | * if an error occurred. | |
363 | */ | |
364 | ECPARAMETERS *EC_GROUP_get_ecparameters(const EC_GROUP *group, | |
365 | ECPARAMETERS *params); | |
366 | ||
367 | /** Creates a new EC_GROUP object from an ECPKPARAMETERS object | |
368 | * \param params pointer to an existing ECPKPARAMETERS object, or NULL | |
369 | * \return newly created EC_GROUP object with specified curve, or NULL | |
370 | * if an error occurred | |
371 | */ | |
372 | EC_GROUP *EC_GROUP_new_from_ecpkparameters(const ECPKPARAMETERS *params); | |
373 | ||
374 | /** Creates an ECPKPARAMETERS object for the the given EC_GROUP object. | |
375 | * \param group pointer to the EC_GROUP object | |
376 | * \param params pointer to an existing ECPKPARAMETERS object or NULL | |
377 | * \return pointer to the new ECPKPARAMETERS object or NULL | |
378 | * if an error occurred. | |
379 | */ | |
380 | ECPKPARAMETERS *EC_GROUP_get_ecpkparameters(const EC_GROUP *group, | |
381 | ECPKPARAMETERS *params); | |
382 | ||
ba12070f NL |
383 | /********************************************************************/ |
384 | /* handling of internal curves */ | |
385 | /********************************************************************/ | |
386 | ||
0f113f3e MC |
387 | typedef struct { |
388 | int nid; | |
389 | const char *comment; | |
390 | } EC_builtin_curve; | |
ba12070f | 391 | |
0f113f3e MC |
392 | /* |
393 | * EC_builtin_curves(EC_builtin_curve *r, size_t size) returns number of all | |
8483a003 | 394 | * available curves or zero if a error occurred. In case r is not zero, |
0f113f3e MC |
395 | * nitems EC_builtin_curve structures are filled with the data of the first |
396 | * nitems internal groups | |
397 | */ | |
65b1d31d | 398 | size_t EC_get_builtin_curves(EC_builtin_curve *r, size_t nitems); |
7eb18f12 | 399 | |
64095ce9 DSH |
400 | const char *EC_curve_nid2nist(int nid); |
401 | int EC_curve_nist2nid(const char *name); | |
7e31164a | 402 | |
ba12070f NL |
403 | /********************************************************************/ |
404 | /* EC_POINT functions */ | |
405 | /********************************************************************/ | |
406 | ||
407 | /** Creates a new EC_POINT object for the specified EC_GROUP | |
408 | * \param group EC_GROUP the underlying EC_GROUP object | |
409 | * \return newly created EC_POINT object or NULL if an error occurred | |
410 | */ | |
411 | EC_POINT *EC_POINT_new(const EC_GROUP *group); | |
412 | ||
413 | /** Frees a EC_POINT object | |
414 | * \param point EC_POINT object to be freed | |
415 | */ | |
416 | void EC_POINT_free(EC_POINT *point); | |
417 | ||
418 | /** Clears and frees a EC_POINT object | |
419 | * \param point EC_POINT object to be cleared and freed | |
420 | */ | |
421 | void EC_POINT_clear_free(EC_POINT *point); | |
422 | ||
423 | /** Copies EC_POINT object | |
424 | * \param dst destination EC_POINT object | |
425 | * \param src source EC_POINT object | |
478b50cf | 426 | * \return 1 on success and 0 if an error occurred |
ba12070f NL |
427 | */ |
428 | int EC_POINT_copy(EC_POINT *dst, const EC_POINT *src); | |
945e15a2 | 429 | |
ba12070f NL |
430 | /** Creates a new EC_POINT object and copies the content of the supplied |
431 | * EC_POINT | |
432 | * \param src source EC_POINT object | |
433 | * \param group underlying the EC_GROUP object | |
0f113f3e | 434 | * \return newly created EC_POINT object or NULL if an error occurred |
ba12070f NL |
435 | */ |
436 | EC_POINT *EC_POINT_dup(const EC_POINT *src, const EC_GROUP *group); | |
0f113f3e MC |
437 | |
438 | /** Returns the EC_METHOD used in EC_POINT object | |
ba12070f NL |
439 | * \param point EC_POINT object |
440 | * \return the EC_METHOD used | |
441 | */ | |
442 | const EC_METHOD *EC_POINT_method_of(const EC_POINT *point); | |
443 | ||
444 | /** Sets a point to infinity (neutral element) | |
445 | * \param group underlying EC_GROUP object | |
446 | * \param point EC_POINT to set to infinity | |
478b50cf | 447 | * \return 1 on success and 0 if an error occurred |
ba12070f NL |
448 | */ |
449 | int EC_POINT_set_to_infinity(const EC_GROUP *group, EC_POINT *point); | |
450 | ||
451 | /** Sets the jacobian projective coordinates of a EC_POINT over GFp | |
452 | * \param group underlying EC_GROUP object | |
453 | * \param p EC_POINT object | |
454 | * \param x BIGNUM with the x-coordinate | |
455 | * \param y BIGNUM with the y-coordinate | |
456 | * \param z BIGNUM with the z-coordinate | |
457 | * \param ctx BN_CTX object (optional) | |
478b50cf | 458 | * \return 1 on success and 0 if an error occurred |
ba12070f | 459 | */ |
0f113f3e MC |
460 | int EC_POINT_set_Jprojective_coordinates_GFp(const EC_GROUP *group, |
461 | EC_POINT *p, const BIGNUM *x, | |
462 | const BIGNUM *y, const BIGNUM *z, | |
463 | BN_CTX *ctx); | |
ba12070f NL |
464 | |
465 | /** Gets the jacobian projective coordinates of a EC_POINT over GFp | |
466 | * \param group underlying EC_GROUP object | |
467 | * \param p EC_POINT object | |
468 | * \param x BIGNUM for the x-coordinate | |
469 | * \param y BIGNUM for the y-coordinate | |
470 | * \param z BIGNUM for the z-coordinate | |
471 | * \param ctx BN_CTX object (optional) | |
478b50cf | 472 | * \return 1 on success and 0 if an error occurred |
ba12070f NL |
473 | */ |
474 | int EC_POINT_get_Jprojective_coordinates_GFp(const EC_GROUP *group, | |
0f113f3e MC |
475 | const EC_POINT *p, BIGNUM *x, |
476 | BIGNUM *y, BIGNUM *z, | |
477 | BN_CTX *ctx); | |
ba12070f NL |
478 | |
479 | /** Sets the affine coordinates of a EC_POINT over GFp | |
480 | * \param group underlying EC_GROUP object | |
481 | * \param p EC_POINT object | |
482 | * \param x BIGNUM with the x-coordinate | |
483 | * \param y BIGNUM with the y-coordinate | |
484 | * \param ctx BN_CTX object (optional) | |
478b50cf | 485 | * \return 1 on success and 0 if an error occurred |
ba12070f NL |
486 | */ |
487 | int EC_POINT_set_affine_coordinates_GFp(const EC_GROUP *group, EC_POINT *p, | |
0f113f3e MC |
488 | const BIGNUM *x, const BIGNUM *y, |
489 | BN_CTX *ctx); | |
ba12070f NL |
490 | |
491 | /** Gets the affine coordinates of a EC_POINT over GFp | |
492 | * \param group underlying EC_GROUP object | |
493 | * \param p EC_POINT object | |
494 | * \param x BIGNUM for the x-coordinate | |
495 | * \param y BIGNUM for the y-coordinate | |
496 | * \param ctx BN_CTX object (optional) | |
478b50cf | 497 | * \return 1 on success and 0 if an error occurred |
ba12070f NL |
498 | */ |
499 | int EC_POINT_get_affine_coordinates_GFp(const EC_GROUP *group, | |
0f113f3e MC |
500 | const EC_POINT *p, BIGNUM *x, |
501 | BIGNUM *y, BN_CTX *ctx); | |
ba12070f NL |
502 | |
503 | /** Sets the x9.62 compressed coordinates of a EC_POINT over GFp | |
504 | * \param group underlying EC_GROUP object | |
505 | * \param p EC_POINT object | |
506 | * \param x BIGNUM with x-coordinate | |
507 | * \param y_bit integer with the y-Bit (either 0 or 1) | |
508 | * \param ctx BN_CTX object (optional) | |
478b50cf | 509 | * \return 1 on success and 0 if an error occurred |
ba12070f | 510 | */ |
0f113f3e MC |
511 | int EC_POINT_set_compressed_coordinates_GFp(const EC_GROUP *group, |
512 | EC_POINT *p, const BIGNUM *x, | |
513 | int y_bit, BN_CTX *ctx); | |
514 | # ifndef OPENSSL_NO_EC2M | |
ba12070f NL |
515 | /** Sets the affine coordinates of a EC_POINT over GF2m |
516 | * \param group underlying EC_GROUP object | |
517 | * \param p EC_POINT object | |
518 | * \param x BIGNUM with the x-coordinate | |
519 | * \param y BIGNUM with the y-coordinate | |
520 | * \param ctx BN_CTX object (optional) | |
478b50cf | 521 | * \return 1 on success and 0 if an error occurred |
ba12070f NL |
522 | */ |
523 | int EC_POINT_set_affine_coordinates_GF2m(const EC_GROUP *group, EC_POINT *p, | |
0f113f3e MC |
524 | const BIGNUM *x, const BIGNUM *y, |
525 | BN_CTX *ctx); | |
ba12070f NL |
526 | |
527 | /** Gets the affine coordinates of a EC_POINT over GF2m | |
528 | * \param group underlying EC_GROUP object | |
529 | * \param p EC_POINT object | |
530 | * \param x BIGNUM for the x-coordinate | |
531 | * \param y BIGNUM for the y-coordinate | |
532 | * \param ctx BN_CTX object (optional) | |
478b50cf | 533 | * \return 1 on success and 0 if an error occurred |
ba12070f NL |
534 | */ |
535 | int EC_POINT_get_affine_coordinates_GF2m(const EC_GROUP *group, | |
0f113f3e MC |
536 | const EC_POINT *p, BIGNUM *x, |
537 | BIGNUM *y, BN_CTX *ctx); | |
ba12070f NL |
538 | |
539 | /** Sets the x9.62 compressed coordinates of a EC_POINT over GF2m | |
540 | * \param group underlying EC_GROUP object | |
541 | * \param p EC_POINT object | |
542 | * \param x BIGNUM with x-coordinate | |
543 | * \param y_bit integer with the y-Bit (either 0 or 1) | |
544 | * \param ctx BN_CTX object (optional) | |
478b50cf | 545 | * \return 1 on success and 0 if an error occurred |
ba12070f | 546 | */ |
0f113f3e MC |
547 | int EC_POINT_set_compressed_coordinates_GF2m(const EC_GROUP *group, |
548 | EC_POINT *p, const BIGNUM *x, | |
549 | int y_bit, BN_CTX *ctx); | |
550 | # endif | |
ba12070f NL |
551 | /** Encodes a EC_POINT object to a octet string |
552 | * \param group underlying EC_GROUP object | |
553 | * \param p EC_POINT object | |
554 | * \param form point conversion form | |
555 | * \param buf memory buffer for the result. If NULL the function returns | |
556 | * required buffer size. | |
557 | * \param len length of the memory buffer | |
558 | * \param ctx BN_CTX object (optional) | |
559 | * \return the length of the encoded octet string or 0 if an error occurred | |
560 | */ | |
561 | size_t EC_POINT_point2oct(const EC_GROUP *group, const EC_POINT *p, | |
0f113f3e MC |
562 | point_conversion_form_t form, |
563 | unsigned char *buf, size_t len, BN_CTX *ctx); | |
ba12070f NL |
564 | |
565 | /** Decodes a EC_POINT from a octet string | |
566 | * \param group underlying EC_GROUP object | |
567 | * \param p EC_POINT object | |
568 | * \param buf memory buffer with the encoded ec point | |
569 | * \param len length of the encoded ec point | |
570 | * \param ctx BN_CTX object (optional) | |
478b50cf | 571 | * \return 1 on success and 0 if an error occurred |
ba12070f NL |
572 | */ |
573 | int EC_POINT_oct2point(const EC_GROUP *group, EC_POINT *p, | |
0f113f3e | 574 | const unsigned char *buf, size_t len, BN_CTX *ctx); |
7d7db13e | 575 | |
981bd8a2 DSH |
576 | /** Encodes an EC_POINT object to an allocated octet string |
577 | * \param group underlying EC_GROUP object | |
578 | * \param point EC_POINT object | |
579 | * \param form point conversion form | |
580 | * \param pbuf returns pointer to allocated buffer | |
581 | * \param len length of the memory buffer | |
582 | * \param ctx BN_CTX object (optional) | |
583 | * \return the length of the encoded octet string or 0 if an error occurred | |
584 | */ | |
585 | ||
586 | size_t EC_POINT_point2buf(const EC_GROUP *group, const EC_POINT *point, | |
587 | point_conversion_form_t form, | |
588 | unsigned char **pbuf, BN_CTX *ctx); | |
589 | ||
6cbe6382 BM |
590 | /* other interfaces to point2oct/oct2point: */ |
591 | BIGNUM *EC_POINT_point2bn(const EC_GROUP *, const EC_POINT *, | |
0f113f3e | 592 | point_conversion_form_t form, BIGNUM *, BN_CTX *); |
6cbe6382 | 593 | EC_POINT *EC_POINT_bn2point(const EC_GROUP *, const BIGNUM *, |
0f113f3e | 594 | EC_POINT *, BN_CTX *); |
6cbe6382 | 595 | char *EC_POINT_point2hex(const EC_GROUP *, const EC_POINT *, |
0f113f3e | 596 | point_conversion_form_t form, BN_CTX *); |
6cbe6382 | 597 | EC_POINT *EC_POINT_hex2point(const EC_GROUP *, const char *, |
0f113f3e | 598 | EC_POINT *, BN_CTX *); |
3a12ce01 | 599 | |
ba12070f NL |
600 | /********************************************************************/ |
601 | /* functions for doing EC_POINT arithmetic */ | |
602 | /********************************************************************/ | |
603 | ||
0f113f3e | 604 | /** Computes the sum of two EC_POINT |
ba12070f NL |
605 | * \param group underlying EC_GROUP object |
606 | * \param r EC_POINT object for the result (r = a + b) | |
607 | * \param a EC_POINT object with the first summand | |
608 | * \param b EC_POINT object with the second summand | |
609 | * \param ctx BN_CTX object (optional) | |
478b50cf | 610 | * \return 1 on success and 0 if an error occurred |
ba12070f | 611 | */ |
0f113f3e MC |
612 | int EC_POINT_add(const EC_GROUP *group, EC_POINT *r, const EC_POINT *a, |
613 | const EC_POINT *b, BN_CTX *ctx); | |
ba12070f NL |
614 | |
615 | /** Computes the double of a EC_POINT | |
616 | * \param group underlying EC_GROUP object | |
617 | * \param r EC_POINT object for the result (r = 2 * a) | |
0f113f3e | 618 | * \param a EC_POINT object |
ba12070f | 619 | * \param ctx BN_CTX object (optional) |
478b50cf | 620 | * \return 1 on success and 0 if an error occurred |
ba12070f | 621 | */ |
0f113f3e MC |
622 | int EC_POINT_dbl(const EC_GROUP *group, EC_POINT *r, const EC_POINT *a, |
623 | BN_CTX *ctx); | |
ba12070f NL |
624 | |
625 | /** Computes the inverse of a EC_POINT | |
626 | * \param group underlying EC_GROUP object | |
627 | * \param a EC_POINT object to be inverted (it's used for the result as well) | |
628 | * \param ctx BN_CTX object (optional) | |
478b50cf | 629 | * \return 1 on success and 0 if an error occurred |
ba12070f NL |
630 | */ |
631 | int EC_POINT_invert(const EC_GROUP *group, EC_POINT *a, BN_CTX *ctx); | |
632 | ||
633 | /** Checks whether the point is the neutral element of the group | |
634 | * \param group the underlying EC_GROUP object | |
635 | * \param p EC_POINT object | |
636 | * \return 1 if the point is the neutral element and 0 otherwise | |
637 | */ | |
638 | int EC_POINT_is_at_infinity(const EC_GROUP *group, const EC_POINT *p); | |
639 | ||
0f113f3e | 640 | /** Checks whether the point is on the curve |
ba12070f NL |
641 | * \param group underlying EC_GROUP object |
642 | * \param point EC_POINT object to check | |
643 | * \param ctx BN_CTX object (optional) | |
644 | * \return 1 if point if on the curve and 0 otherwise | |
645 | */ | |
0f113f3e MC |
646 | int EC_POINT_is_on_curve(const EC_GROUP *group, const EC_POINT *point, |
647 | BN_CTX *ctx); | |
ba12070f | 648 | |
0f113f3e | 649 | /** Compares two EC_POINTs |
ba12070f NL |
650 | * \param group underlying EC_GROUP object |
651 | * \param a first EC_POINT object | |
652 | * \param b second EC_POINT object | |
653 | * \param ctx BN_CTX object (optional) | |
654 | * \return 0 if both points are equal and a value != 0 otherwise | |
655 | */ | |
0f113f3e MC |
656 | int EC_POINT_cmp(const EC_GROUP *group, const EC_POINT *a, const EC_POINT *b, |
657 | BN_CTX *ctx); | |
fb171e53 | 658 | |
9945b460 | 659 | int EC_POINT_make_affine(const EC_GROUP *group, EC_POINT *point, BN_CTX *ctx); |
0f113f3e MC |
660 | int EC_POINTs_make_affine(const EC_GROUP *group, size_t num, |
661 | EC_POINT *points[], BN_CTX *ctx); | |
fb171e53 | 662 | |
16602b5c | 663 | /** Computes r = generator * n sum_{i=0}^{num-1} p[i] * m[i] |
ba12070f NL |
664 | * \param group underlying EC_GROUP object |
665 | * \param r EC_POINT object for the result | |
666 | * \param n BIGNUM with the multiplier for the group generator (optional) | |
8483a003 | 667 | * \param num number further summands |
ba12070f NL |
668 | * \param p array of size num of EC_POINT objects |
669 | * \param m array of size num of BIGNUM objects | |
670 | * \param ctx BN_CTX object (optional) | |
478b50cf | 671 | * \return 1 on success and 0 if an error occurred |
ba12070f | 672 | */ |
0f113f3e MC |
673 | int EC_POINTs_mul(const EC_GROUP *group, EC_POINT *r, const BIGNUM *n, |
674 | size_t num, const EC_POINT *p[], const BIGNUM *m[], | |
675 | BN_CTX *ctx); | |
ba12070f NL |
676 | |
677 | /** Computes r = generator * n + q * m | |
678 | * \param group underlying EC_GROUP object | |
679 | * \param r EC_POINT object for the result | |
680 | * \param n BIGNUM with the multiplier for the group generator (optional) | |
681 | * \param q EC_POINT object with the first factor of the second summand | |
682 | * \param m BIGNUM with the second factor of the second summand | |
683 | * \param ctx BN_CTX object (optional) | |
478b50cf | 684 | * \return 1 on success and 0 if an error occurred |
ba12070f | 685 | */ |
0f113f3e MC |
686 | int EC_POINT_mul(const EC_GROUP *group, EC_POINT *r, const BIGNUM *n, |
687 | const EC_POINT *q, const BIGNUM *m, BN_CTX *ctx); | |
3a12ce01 | 688 | |
ba12070f NL |
689 | /** Stores multiples of generator for faster point multiplication |
690 | * \param group EC_GROUP object | |
691 | * \param ctx BN_CTX object (optional) | |
478b50cf | 692 | * \return 1 on success and 0 if an error occurred |
ba12070f NL |
693 | */ |
694 | int EC_GROUP_precompute_mult(EC_GROUP *group, BN_CTX *ctx); | |
6cc5e19d | 695 | |
ba12070f NL |
696 | /** Reports whether a precomputation has been done |
697 | * \param group EC_GROUP object | |
698 | * \return 1 if a pre-computation has been done and 0 otherwise | |
699 | */ | |
700 | int EC_GROUP_have_precompute_mult(const EC_GROUP *group); | |
6cc5e19d | 701 | |
ba12070f NL |
702 | /********************************************************************/ |
703 | /* ASN1 stuff */ | |
704 | /********************************************************************/ | |
8aefe253 | 705 | |
60b350a3 RS |
706 | DECLARE_ASN1_ITEM(ECPKPARAMETERS) |
707 | DECLARE_ASN1_ITEM(ECPARAMETERS) | |
708 | ||
0f113f3e MC |
709 | /* |
710 | * EC_GROUP_get_basis_type() returns the NID of the basis type used to | |
711 | * represent the field elements | |
712 | */ | |
34f1f2a8 | 713 | int EC_GROUP_get_basis_type(const EC_GROUP *); |
0f113f3e | 714 | # ifndef OPENSSL_NO_EC2M |
34f1f2a8 | 715 | int EC_GROUP_get_trinomial_basis(const EC_GROUP *, unsigned int *k); |
0f113f3e MC |
716 | int EC_GROUP_get_pentanomial_basis(const EC_GROUP *, unsigned int *k1, |
717 | unsigned int *k2, unsigned int *k3); | |
718 | # endif | |
8aefe253 | 719 | |
86f300d3 DSH |
720 | # define OPENSSL_EC_EXPLICIT_CURVE 0x000 |
721 | # define OPENSSL_EC_NAMED_CURVE 0x001 | |
458c2917 | 722 | |
6343829a | 723 | EC_GROUP *d2i_ECPKParameters(EC_GROUP **, const unsigned char **in, long len); |
458c2917 BM |
724 | int i2d_ECPKParameters(const EC_GROUP *, unsigned char **out); |
725 | ||
0f113f3e MC |
726 | # define d2i_ECPKParameters_bio(bp,x) ASN1_d2i_bio_of(EC_GROUP,NULL,d2i_ECPKParameters,bp,x) |
727 | # define i2d_ECPKParameters_bio(bp,x) ASN1_i2d_bio_of_const(EC_GROUP,i2d_ECPKParameters,bp,x) | |
728 | # define d2i_ECPKParameters_fp(fp,x) (EC_GROUP *)ASN1_d2i_fp(NULL, \ | |
5dbd3efc | 729 | (char *(*)())d2i_ECPKParameters,(fp),(unsigned char **)(x)) |
0f113f3e MC |
730 | # define i2d_ECPKParameters_fp(fp,x) ASN1_i2d_fp(i2d_ECPKParameters,(fp), \ |
731 | (unsigned char *)(x)) | |
5f3d6f70 | 732 | |
0f113f3e | 733 | int ECPKParameters_print(BIO *bp, const EC_GROUP *x, int off); |
0f113f3e MC |
734 | # ifndef OPENSSL_NO_STDIO |
735 | int ECPKParameters_print_fp(FILE *fp, const EC_GROUP *x, int off); | |
736 | # endif | |
ba12070f NL |
737 | |
738 | /********************************************************************/ | |
739 | /* EC_KEY functions */ | |
740 | /********************************************************************/ | |
741 | ||
14a7cfb3 | 742 | /* some values for the encoding_flag */ |
0f113f3e MC |
743 | # define EC_PKEY_NO_PARAMETERS 0x001 |
744 | # define EC_PKEY_NO_PUBKEY 0x002 | |
14a7cfb3 | 745 | |
cac4fb58 | 746 | /* some values for the flags field */ |
0f113f3e MC |
747 | # define EC_FLAG_NON_FIPS_ALLOW 0x1 |
748 | # define EC_FLAG_FIPS_CHECKED 0x2 | |
a22a7e70 | 749 | # define EC_FLAG_COFACTOR_ECDH 0x1000 |
cac4fb58 | 750 | |
ba12070f NL |
751 | /** Creates a new EC_KEY object. |
752 | * \return EC_KEY object or NULL if an error occurred. | |
753 | */ | |
14a7cfb3 | 754 | EC_KEY *EC_KEY_new(void); |
ba12070f | 755 | |
cac4fb58 DSH |
756 | int EC_KEY_get_flags(const EC_KEY *key); |
757 | ||
758 | void EC_KEY_set_flags(EC_KEY *key, int flags); | |
759 | ||
760 | void EC_KEY_clear_flags(EC_KEY *key, int flags); | |
761 | ||
ba12070f NL |
762 | /** Creates a new EC_KEY object using a named curve as underlying |
763 | * EC_GROUP object. | |
764 | * \param nid NID of the named curve. | |
0f113f3e | 765 | * \return EC_KEY object or NULL if an error occurred. |
ba12070f | 766 | */ |
9dd84053 | 767 | EC_KEY *EC_KEY_new_by_curve_name(int nid); |
ba12070f NL |
768 | |
769 | /** Frees a EC_KEY object. | |
770 | * \param key EC_KEY object to be freed. | |
771 | */ | |
772 | void EC_KEY_free(EC_KEY *key); | |
773 | ||
774 | /** Copies a EC_KEY object. | |
775 | * \param dst destination EC_KEY object | |
776 | * \param src src EC_KEY object | |
777 | * \return dst or NULL if an error occurred. | |
778 | */ | |
3aef36ff | 779 | EC_KEY *EC_KEY_copy(EC_KEY *dst, EC_KEY *src); |
ba12070f NL |
780 | |
781 | /** Creates a new EC_KEY object and copies the content from src to it. | |
782 | * \param src the source EC_KEY object | |
783 | * \return newly created EC_KEY object or NULL if an error occurred. | |
784 | */ | |
3aef36ff | 785 | EC_KEY *EC_KEY_dup(EC_KEY *src); |
ba12070f NL |
786 | |
787 | /** Increases the internal reference count of a EC_KEY object. | |
788 | * \param key EC_KEY object | |
789 | * \return 1 on success and 0 if an error occurred. | |
790 | */ | |
791 | int EC_KEY_up_ref(EC_KEY *key); | |
792 | ||
793 | /** Returns the EC_GROUP object of a EC_KEY object | |
794 | * \param key EC_KEY object | |
795 | * \return the EC_GROUP object (possibly NULL). | |
796 | */ | |
797 | const EC_GROUP *EC_KEY_get0_group(const EC_KEY *key); | |
798 | ||
799 | /** Sets the EC_GROUP of a EC_KEY object. | |
800 | * \param key EC_KEY object | |
801 | * \param group EC_GROUP to use in the EC_KEY object (note: the EC_KEY | |
802 | * object will use an own copy of the EC_GROUP). | |
803 | * \return 1 on success and 0 if an error occurred. | |
804 | */ | |
805 | int EC_KEY_set_group(EC_KEY *key, const EC_GROUP *group); | |
806 | ||
807 | /** Returns the private key of a EC_KEY object. | |
808 | * \param key EC_KEY object | |
809 | * \return a BIGNUM with the private key (possibly NULL). | |
810 | */ | |
811 | const BIGNUM *EC_KEY_get0_private_key(const EC_KEY *key); | |
812 | ||
813 | /** Sets the private key of a EC_KEY object. | |
814 | * \param key EC_KEY object | |
815 | * \param prv BIGNUM with the private key (note: the EC_KEY object | |
816 | * will use an own copy of the BIGNUM). | |
817 | * \return 1 on success and 0 if an error occurred. | |
818 | */ | |
819 | int EC_KEY_set_private_key(EC_KEY *key, const BIGNUM *prv); | |
820 | ||
821 | /** Returns the public key of a EC_KEY object. | |
822 | * \param key the EC_KEY object | |
823 | * \return a EC_POINT object with the public key (possibly NULL) | |
824 | */ | |
825 | const EC_POINT *EC_KEY_get0_public_key(const EC_KEY *key); | |
826 | ||
827 | /** Sets the public key of a EC_KEY object. | |
828 | * \param key EC_KEY object | |
829 | * \param pub EC_POINT object with the public key (note: the EC_KEY object | |
830 | * will use an own copy of the EC_POINT object). | |
831 | * \return 1 on success and 0 if an error occurred. | |
832 | */ | |
833 | int EC_KEY_set_public_key(EC_KEY *key, const EC_POINT *pub); | |
834 | ||
835 | unsigned EC_KEY_get_enc_flags(const EC_KEY *key); | |
9945b460 DSH |
836 | void EC_KEY_set_enc_flags(EC_KEY *eckey, unsigned int flags); |
837 | point_conversion_form_t EC_KEY_get_conv_form(const EC_KEY *key); | |
838 | void EC_KEY_set_conv_form(EC_KEY *eckey, point_conversion_form_t cform); | |
3aef36ff RS |
839 | |
840 | #define EC_KEY_get_ex_new_index(l, p, newf, dupf, freef) \ | |
841 | CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_EC_KEY, l, p, newf, dupf, freef) | |
842 | int EC_KEY_set_ex_data(EC_KEY *key, int idx, void *arg); | |
843 | void *EC_KEY_get_ex_data(const EC_KEY *key, int idx); | |
844 | ||
9dd84053 | 845 | /* wrapper functions for the underlying EC_GROUP object */ |
9945b460 | 846 | void EC_KEY_set_asn1_flag(EC_KEY *eckey, int asn1_flag); |
ba12070f | 847 | |
0f113f3e | 848 | /** Creates a table of pre-computed multiples of the generator to |
ba12070f NL |
849 | * accelerate further EC_KEY operations. |
850 | * \param key EC_KEY object | |
851 | * \param ctx BN_CTX object (optional) | |
852 | * \return 1 on success and 0 if an error occurred. | |
853 | */ | |
854 | int EC_KEY_precompute_mult(EC_KEY *key, BN_CTX *ctx); | |
855 | ||
856 | /** Creates a new ec private (and optional a new public) key. | |
857 | * \param key EC_KEY object | |
858 | * \return 1 on success and 0 if an error occurred. | |
859 | */ | |
860 | int EC_KEY_generate_key(EC_KEY *key); | |
861 | ||
862 | /** Verifies that a private and/or public key is valid. | |
863 | * \param key the EC_KEY object | |
864 | * \return 1 on success and 0 otherwise. | |
865 | */ | |
866 | int EC_KEY_check_key(const EC_KEY *key); | |
867 | ||
4b0555ec DSH |
868 | /** Indicates if an EC_KEY can be used for signing. |
869 | * \param key the EC_KEY object | |
870 | * \return 1 if can can sign and 0 otherwise. | |
871 | */ | |
872 | int EC_KEY_can_sign(const EC_KEY *eckey); | |
873 | ||
8483a003 | 874 | /** Sets a public key from affine coordinates performing |
478b50cf | 875 | * necessary NIST PKV tests. |
fef1c40b DSH |
876 | * \param key the EC_KEY object |
877 | * \param x public key x coordinate | |
878 | * \param y public key y coordinate | |
879 | * \return 1 on success and 0 otherwise. | |
880 | */ | |
0f113f3e MC |
881 | int EC_KEY_set_public_key_affine_coordinates(EC_KEY *key, BIGNUM *x, |
882 | BIGNUM *y); | |
ba12070f | 883 | |
981bd8a2 DSH |
884 | /** Encodes an EC_KEY public key to an allocated octet string |
885 | * \param key key to encode | |
886 | * \param form point conversion form | |
887 | * \param pbuf returns pointer to allocated buffer | |
888 | * \param len length of the memory buffer | |
889 | * \param ctx BN_CTX object (optional) | |
890 | * \return the length of the encoded octet string or 0 if an error occurred | |
891 | */ | |
892 | ||
893 | size_t EC_KEY_key2buf(const EC_KEY *key, point_conversion_form_t form, | |
894 | unsigned char **pbuf, BN_CTX *ctx); | |
895 | ||
896 | /** Decodes a EC_KEY public key from a octet string | |
897 | * \param key key to decode | |
898 | * \param buf memory buffer with the encoded ec point | |
899 | * \param len length of the encoded ec point | |
900 | * \param ctx BN_CTX object (optional) | |
901 | * \return 1 on success and 0 if an error occurred | |
902 | */ | |
903 | ||
904 | int EC_KEY_oct2key(EC_KEY *key, const unsigned char *buf, size_t len, | |
905 | BN_CTX *ctx); | |
906 | ||
cf241395 DSH |
907 | /** Decodes an EC_KEY private key from an octet string |
908 | * \param key key to decode | |
909 | * \param buf memory buffer with the encoded private key | |
910 | * \param len length of the encoded key | |
911 | * \return 1 on success and 0 if an error occurred | |
912 | */ | |
913 | ||
914 | int EC_KEY_oct2priv(EC_KEY *key, unsigned char *buf, size_t len); | |
915 | ||
916 | /** Encodes a EC_KEY private key to an octet string | |
917 | * \param key key to encode | |
918 | * \param buf memory buffer for the result. If NULL the function returns | |
919 | * required buffer size. | |
920 | * \param len length of the memory buffer | |
921 | * \return the length of the encoded octet string or 0 if an error occurred | |
922 | */ | |
923 | ||
924 | size_t EC_KEY_priv2oct(const EC_KEY *key, unsigned char *buf, size_t len); | |
925 | ||
7fc7d1a7 DSH |
926 | /** Encodes an EC_KEY private key to an allocated octet string |
927 | * \param key key to encode | |
928 | * \param pbuf returns pointer to allocated buffer | |
929 | * \return the length of the encoded octet string or 0 if an error occurred | |
930 | */ | |
931 | ||
932 | size_t EC_KEY_priv2buf(const EC_KEY *eckey, unsigned char **pbuf); | |
cf241395 | 933 | |
ba12070f NL |
934 | /********************************************************************/ |
935 | /* de- and encoding functions for SEC1 ECPrivateKey */ | |
936 | /********************************************************************/ | |
937 | ||
938 | /** Decodes a private key from a memory buffer. | |
939 | * \param key a pointer to a EC_KEY object which should be used (or NULL) | |
940 | * \param in pointer to memory with the DER encoded private key | |
941 | * \param len length of the DER encoded private key | |
942 | * \return the decoded private key or NULL if an error occurred. | |
943 | */ | |
6343829a | 944 | EC_KEY *d2i_ECPrivateKey(EC_KEY **key, const unsigned char **in, long len); |
ba12070f NL |
945 | |
946 | /** Encodes a private key object and stores the result in a buffer. | |
947 | * \param key the EC_KEY object to encode | |
948 | * \param out the buffer for the result (if NULL the function returns number | |
949 | * of bytes needed). | |
950 | * \return 1 on success and 0 if an error occurred. | |
951 | */ | |
952 | int i2d_ECPrivateKey(EC_KEY *key, unsigned char **out); | |
953 | ||
ba12070f NL |
954 | /********************************************************************/ |
955 | /* de- and encoding functions for EC parameters */ | |
956 | /********************************************************************/ | |
957 | ||
958 | /** Decodes ec parameter from a memory buffer. | |
959 | * \param key a pointer to a EC_KEY object which should be used (or NULL) | |
960 | * \param in pointer to memory with the DER encoded ec parameters | |
961 | * \param len length of the DER encoded ec parameters | |
962 | * \return a EC_KEY object with the decoded parameters or NULL if an error | |
963 | * occurred. | |
964 | */ | |
965 | EC_KEY *d2i_ECParameters(EC_KEY **key, const unsigned char **in, long len); | |
966 | ||
967 | /** Encodes ec parameter and stores the result in a buffer. | |
1afd7fa9 | 968 | * \param key the EC_KEY object with ec parameters to encode |
ba12070f NL |
969 | * \param out the buffer for the result (if NULL the function returns number |
970 | * of bytes needed). | |
971 | * \return 1 on success and 0 if an error occurred. | |
972 | */ | |
973 | int i2d_ECParameters(EC_KEY *key, unsigned char **out); | |
974 | ||
ba12070f NL |
975 | /********************************************************************/ |
976 | /* de- and encoding functions for EC public key */ | |
977 | /* (octet string, not DER -- hence 'o2i' and 'i2o') */ | |
978 | /********************************************************************/ | |
979 | ||
980 | /** Decodes a ec public key from a octet string. | |
981 | * \param key a pointer to a EC_KEY object which should be used | |
982 | * \param in memory buffer with the encoded public key | |
983 | * \param len length of the encoded public key | |
984 | * \return EC_KEY object with decoded public key or NULL if an error | |
985 | * occurred. | |
986 | */ | |
987 | EC_KEY *o2i_ECPublicKey(EC_KEY **key, const unsigned char **in, long len); | |
988 | ||
989 | /** Encodes a ec public key in an octet string. | |
990 | * \param key the EC_KEY object with the public key | |
991 | * \param out the buffer for the result (if NULL the function returns number | |
992 | * of bytes needed). | |
993 | * \return 1 on success and 0 if an error occurred | |
994 | */ | |
995 | int i2o_ECPublicKey(EC_KEY *key, unsigned char **out); | |
14a7cfb3 | 996 | |
ba12070f NL |
997 | /** Prints out the ec parameters on human readable form. |
998 | * \param bp BIO object to which the information is printed | |
999 | * \param key EC_KEY object | |
1000 | * \return 1 on success and 0 if an error occurred | |
1001 | */ | |
0f113f3e | 1002 | int ECParameters_print(BIO *bp, const EC_KEY *key); |
ba12070f NL |
1003 | |
1004 | /** Prints out the contents of a EC_KEY object | |
1005 | * \param bp BIO object to which the information is printed | |
1006 | * \param key EC_KEY object | |
0f113f3e | 1007 | * \param off line offset |
ba12070f NL |
1008 | * \return 1 on success and 0 if an error occurred |
1009 | */ | |
0f113f3e | 1010 | int EC_KEY_print(BIO *bp, const EC_KEY *key, int off); |
ba12070f | 1011 | |
0f113f3e | 1012 | # ifndef OPENSSL_NO_STDIO |
ba12070f NL |
1013 | /** Prints out the ec parameters on human readable form. |
1014 | * \param fp file descriptor to which the information is printed | |
1015 | * \param key EC_KEY object | |
1016 | * \return 1 on success and 0 if an error occurred | |
1017 | */ | |
0f113f3e | 1018 | int ECParameters_print_fp(FILE *fp, const EC_KEY *key); |
ba12070f NL |
1019 | |
1020 | /** Prints out the contents of a EC_KEY object | |
1021 | * \param fp file descriptor to which the information is printed | |
1022 | * \param key EC_KEY object | |
0f113f3e | 1023 | * \param off line offset |
ba12070f NL |
1024 | * \return 1 on success and 0 if an error occurred |
1025 | */ | |
0f113f3e | 1026 | int EC_KEY_print_fp(FILE *fp, const EC_KEY *key, int off); |
ba12070f | 1027 | |
0f113f3e | 1028 | # endif |
0bee0e62 | 1029 | |
28572b57 DSH |
1030 | const EC_KEY_METHOD *EC_KEY_OpenSSL(void); |
1031 | const EC_KEY_METHOD *EC_KEY_get_default_method(void); | |
1032 | void EC_KEY_set_default_method(const EC_KEY_METHOD *meth); | |
3aef36ff RS |
1033 | const EC_KEY_METHOD *EC_KEY_get_method(const EC_KEY *key); |
1034 | int EC_KEY_set_method(EC_KEY *key, const EC_KEY_METHOD *meth); | |
28572b57 DSH |
1035 | EC_KEY *EC_KEY_new_method(ENGINE *engine); |
1036 | ||
768c53e1 DSH |
1037 | int ECDH_KDF_X9_62(unsigned char *out, size_t outlen, |
1038 | const unsigned char *Z, size_t Zlen, | |
1039 | const unsigned char *sinfo, size_t sinfolen, | |
1040 | const EVP_MD *md); | |
1041 | ||
a22a7e70 | 1042 | int ECDH_compute_key(void *out, size_t outlen, const EC_POINT *pub_key, |
2c61a5ec DSH |
1043 | const EC_KEY *ecdh, |
1044 | void *(*KDF) (const void *in, size_t inlen, | |
1045 | void *out, size_t *outlen)); | |
a22a7e70 | 1046 | |
714b2abb DSH |
1047 | typedef struct ECDSA_SIG_st ECDSA_SIG; |
1048 | ||
ef5b2ba6 DSH |
1049 | /** Allocates and initialize a ECDSA_SIG structure |
1050 | * \return pointer to a ECDSA_SIG structure or NULL if an error occurred | |
1051 | */ | |
1052 | ECDSA_SIG *ECDSA_SIG_new(void); | |
1053 | ||
1054 | /** frees a ECDSA_SIG structure | |
1055 | * \param sig pointer to the ECDSA_SIG structure | |
1056 | */ | |
1057 | void ECDSA_SIG_free(ECDSA_SIG *sig); | |
1058 | ||
1059 | /** DER encode content of ECDSA_SIG object (note: this function modifies *pp | |
1060 | * (*pp += length of the DER encoded signature)). | |
1061 | * \param sig pointer to the ECDSA_SIG object | |
1062 | * \param pp pointer to a unsigned char pointer for the output or NULL | |
1063 | * \return the length of the DER encoded ECDSA_SIG object or 0 | |
1064 | */ | |
1065 | int i2d_ECDSA_SIG(const ECDSA_SIG *sig, unsigned char **pp); | |
1066 | ||
1067 | /** Decodes a DER encoded ECDSA signature (note: this function changes *pp | |
1068 | * (*pp += len)). | |
1069 | * \param sig pointer to ECDSA_SIG pointer (may be NULL) | |
1070 | * \param pp memory buffer with the DER encoded signature | |
1071 | * \param len length of the buffer | |
1072 | * \return pointer to the decoded ECDSA_SIG structure (or NULL) | |
1073 | */ | |
1074 | ECDSA_SIG *d2i_ECDSA_SIG(ECDSA_SIG **sig, const unsigned char **pp, long len); | |
1075 | ||
7236e3c8 DSH |
1076 | /** Accessor for r and s fields of ECDSA_SIG |
1077 | * \param sig pointer to ECDSA_SIG pointer | |
1078 | * \param pr pointer to BIGNUM pointer for r (may be NULL) | |
1079 | * \param ps pointer to BIGNUM pointer for s (may be NULL) | |
1080 | */ | |
34c2db9b | 1081 | void ECDSA_SIG_get0(BIGNUM **pr, BIGNUM **ps, const ECDSA_SIG *sig); |
7236e3c8 | 1082 | |
180eec16 DSH |
1083 | /** Computes the ECDSA signature of the given hash value using |
1084 | * the supplied private key and returns the created signature. | |
1085 | * \param dgst pointer to the hash value | |
1086 | * \param dgst_len length of the hash value | |
1087 | * \param eckey EC_KEY object containing a private EC key | |
1088 | * \return pointer to a ECDSA_SIG structure or NULL if an error occurred | |
1089 | */ | |
1090 | ECDSA_SIG *ECDSA_do_sign(const unsigned char *dgst, int dgst_len, | |
1091 | EC_KEY *eckey); | |
1092 | ||
1093 | /** Computes ECDSA signature of a given hash value using the supplied | |
1094 | * private key (note: sig must point to ECDSA_size(eckey) bytes of memory). | |
1095 | * \param dgst pointer to the hash value to sign | |
1096 | * \param dgstlen length of the hash value | |
1097 | * \param kinv BIGNUM with a pre-computed inverse k (optional) | |
8483a003 | 1098 | * \param rp BIGNUM with a pre-computed rp value (optional), |
180eec16 DSH |
1099 | * see ECDSA_sign_setup |
1100 | * \param eckey EC_KEY object containing a private EC key | |
1101 | * \return pointer to a ECDSA_SIG structure or NULL if an error occurred | |
1102 | */ | |
1103 | ECDSA_SIG *ECDSA_do_sign_ex(const unsigned char *dgst, int dgstlen, | |
1104 | const BIGNUM *kinv, const BIGNUM *rp, | |
1105 | EC_KEY *eckey); | |
1106 | ||
1107 | /** Verifies that the supplied signature is a valid ECDSA | |
1108 | * signature of the supplied hash value using the supplied public key. | |
1109 | * \param dgst pointer to the hash value | |
1110 | * \param dgst_len length of the hash value | |
1111 | * \param sig ECDSA_SIG structure | |
1112 | * \param eckey EC_KEY object containing a public EC key | |
1113 | * \return 1 if the signature is valid, 0 if the signature is invalid | |
1114 | * and -1 on error | |
1115 | */ | |
1116 | int ECDSA_do_verify(const unsigned char *dgst, int dgst_len, | |
1117 | const ECDSA_SIG *sig, EC_KEY *eckey); | |
1118 | ||
bd3602eb DSH |
1119 | /** Precompute parts of the signing operation |
1120 | * \param eckey EC_KEY object containing a private EC key | |
1121 | * \param ctx BN_CTX object (optional) | |
1122 | * \param kinv BIGNUM pointer for the inverse of k | |
1123 | * \param rp BIGNUM pointer for x coordinate of k * generator | |
1124 | * \return 1 on success and 0 otherwise | |
1125 | */ | |
1126 | int ECDSA_sign_setup(EC_KEY *eckey, BN_CTX *ctx, BIGNUM **kinv, BIGNUM **rp); | |
1127 | ||
1128 | /** Computes ECDSA signature of a given hash value using the supplied | |
1129 | * private key (note: sig must point to ECDSA_size(eckey) bytes of memory). | |
1130 | * \param type this parameter is ignored | |
1131 | * \param dgst pointer to the hash value to sign | |
1132 | * \param dgstlen length of the hash value | |
1133 | * \param sig memory for the DER encoded created signature | |
1134 | * \param siglen pointer to the length of the returned signature | |
1135 | * \param eckey EC_KEY object containing a private EC key | |
1136 | * \return 1 on success and 0 otherwise | |
1137 | */ | |
1138 | int ECDSA_sign(int type, const unsigned char *dgst, int dgstlen, | |
1139 | unsigned char *sig, unsigned int *siglen, EC_KEY *eckey); | |
1140 | ||
1141 | /** Computes ECDSA signature of a given hash value using the supplied | |
1142 | * private key (note: sig must point to ECDSA_size(eckey) bytes of memory). | |
1143 | * \param type this parameter is ignored | |
1144 | * \param dgst pointer to the hash value to sign | |
1145 | * \param dgstlen length of the hash value | |
1146 | * \param sig buffer to hold the DER encoded signature | |
1147 | * \param siglen pointer to the length of the returned signature | |
1148 | * \param kinv BIGNUM with a pre-computed inverse k (optional) | |
8483a003 | 1149 | * \param rp BIGNUM with a pre-computed rp value (optional), |
bd3602eb DSH |
1150 | * see ECDSA_sign_setup |
1151 | * \param eckey EC_KEY object containing a private EC key | |
1152 | * \return 1 on success and 0 otherwise | |
1153 | */ | |
1154 | int ECDSA_sign_ex(int type, const unsigned char *dgst, int dgstlen, | |
1155 | unsigned char *sig, unsigned int *siglen, | |
1156 | const BIGNUM *kinv, const BIGNUM *rp, EC_KEY *eckey); | |
1157 | ||
1158 | /** Verifies that the given signature is valid ECDSA signature | |
1159 | * of the supplied hash value using the specified public key. | |
1160 | * \param type this parameter is ignored | |
1161 | * \param dgst pointer to the hash value | |
1162 | * \param dgstlen length of the hash value | |
1163 | * \param sig pointer to the DER encoded signature | |
1164 | * \param siglen length of the DER encoded signature | |
1165 | * \param eckey EC_KEY object containing a public EC key | |
1166 | * \return 1 if the signature is valid, 0 if the signature is invalid | |
1167 | * and -1 on error | |
1168 | */ | |
1169 | int ECDSA_verify(int type, const unsigned char *dgst, int dgstlen, | |
1170 | const unsigned char *sig, int siglen, EC_KEY *eckey); | |
7236e3c8 | 1171 | |
cf517a6d DSH |
1172 | /** Returns the maximum length of the DER encoded signature |
1173 | * \param eckey EC_KEY object | |
1174 | * \return numbers of bytes required for the DER encoded signature | |
1175 | */ | |
1176 | int ECDSA_size(const EC_KEY *eckey); | |
1177 | ||
7bb75a5d DSH |
1178 | /********************************************************************/ |
1179 | /* EC_KEY_METHOD constructors, destructors, writers and accessors */ | |
1180 | /********************************************************************/ | |
1181 | ||
f8d7d2d6 DSH |
1182 | EC_KEY_METHOD *EC_KEY_METHOD_new(const EC_KEY_METHOD *meth); |
1183 | void EC_KEY_METHOD_free(EC_KEY_METHOD *meth); | |
1184 | void EC_KEY_METHOD_set_init(EC_KEY_METHOD *meth, | |
1185 | int (*init)(EC_KEY *key), | |
1186 | void (*finish)(EC_KEY *key), | |
1187 | int (*copy)(EC_KEY *dest, const EC_KEY *src), | |
1188 | int (*set_group)(EC_KEY *key, const EC_GROUP *grp), | |
1189 | int (*set_private)(EC_KEY *key, | |
1190 | const BIGNUM *priv_key), | |
1191 | int (*set_public)(EC_KEY *key, | |
1192 | const EC_POINT *pub_key)); | |
1193 | ||
1194 | void EC_KEY_METHOD_set_keygen(EC_KEY_METHOD *meth, | |
1195 | int (*keygen)(EC_KEY *key)); | |
1196 | ||
1197 | void EC_KEY_METHOD_set_compute_key(EC_KEY_METHOD *meth, | |
e2285d87 DSH |
1198 | int (*ckey)(unsigned char **psec, |
1199 | size_t *pseclen, | |
f8d7d2d6 | 1200 | const EC_POINT *pub_key, |
e2285d87 | 1201 | const EC_KEY *ecdh)); |
f8d7d2d6 DSH |
1202 | |
1203 | void EC_KEY_METHOD_set_sign(EC_KEY_METHOD *meth, | |
1204 | int (*sign)(int type, const unsigned char *dgst, | |
1205 | int dlen, unsigned char *sig, | |
1206 | unsigned int *siglen, | |
1207 | const BIGNUM *kinv, const BIGNUM *r, | |
1208 | EC_KEY *eckey), | |
1209 | int (*sign_setup)(EC_KEY *eckey, BN_CTX *ctx_in, | |
1210 | BIGNUM **kinvp, BIGNUM **rp), | |
1211 | ECDSA_SIG *(*sign_sig)(const unsigned char *dgst, | |
1212 | int dgst_len, | |
1213 | const BIGNUM *in_kinv, | |
1214 | const BIGNUM *in_r, | |
1215 | EC_KEY *eckey)); | |
1216 | ||
1217 | void EC_KEY_METHOD_set_verify(EC_KEY_METHOD *meth, | |
1218 | int (*verify)(int type, const unsigned | |
1219 | char *dgst, int dgst_len, | |
1220 | const unsigned char *sigbuf, | |
1221 | int sig_len, EC_KEY *eckey), | |
1222 | int (*verify_sig)(const unsigned char *dgst, | |
1223 | int dgst_len, | |
1224 | const ECDSA_SIG *sig, | |
1225 | EC_KEY *eckey)); | |
1226 | ||
1227 | void EC_KEY_METHOD_get_init(EC_KEY_METHOD *meth, | |
1228 | int (**pinit)(EC_KEY *key), | |
1229 | void (**pfinish)(EC_KEY *key), | |
1230 | int (**pcopy)(EC_KEY *dest, const EC_KEY *src), | |
1231 | int (**pset_group)(EC_KEY *key, | |
1232 | const EC_GROUP *grp), | |
1233 | int (**pset_private)(EC_KEY *key, | |
1234 | const BIGNUM *priv_key), | |
1235 | int (**pset_public)(EC_KEY *key, | |
1236 | const EC_POINT *pub_key)); | |
1237 | ||
1238 | void EC_KEY_METHOD_get_keygen(EC_KEY_METHOD *meth, | |
1239 | int (**pkeygen)(EC_KEY *key)); | |
1240 | ||
1241 | void EC_KEY_METHOD_get_compute_key(EC_KEY_METHOD *meth, | |
e2285d87 DSH |
1242 | int (**pck)(unsigned char **psec, |
1243 | size_t *pseclen, | |
f8d7d2d6 | 1244 | const EC_POINT *pub_key, |
e2285d87 | 1245 | const EC_KEY *ecdh)); |
f8d7d2d6 DSH |
1246 | |
1247 | void EC_KEY_METHOD_get_sign(EC_KEY_METHOD *meth, | |
1248 | int (**psign)(int type, const unsigned char *dgst, | |
1249 | int dlen, unsigned char *sig, | |
1250 | unsigned int *siglen, | |
1251 | const BIGNUM *kinv, const BIGNUM *r, | |
1252 | EC_KEY *eckey), | |
1253 | int (**psign_setup)(EC_KEY *eckey, BN_CTX *ctx_in, | |
1254 | BIGNUM **kinvp, BIGNUM **rp), | |
1255 | ECDSA_SIG *(**psign_sig)(const unsigned char *dgst, | |
1256 | int dgst_len, | |
1257 | const BIGNUM *in_kinv, | |
1258 | const BIGNUM *in_r, | |
1259 | EC_KEY *eckey)); | |
1260 | ||
1261 | void EC_KEY_METHOD_get_verify(EC_KEY_METHOD *meth, | |
1262 | int (**pverify)(int type, const unsigned | |
1263 | char *dgst, int dgst_len, | |
1264 | const unsigned char *sigbuf, | |
1265 | int sig_len, EC_KEY *eckey), | |
1266 | int (**pverify_sig)(const unsigned char *dgst, | |
1267 | int dgst_len, | |
1268 | const ECDSA_SIG *sig, | |
1269 | EC_KEY *eckey)); | |
1270 | ||
0f113f3e | 1271 | # define ECParameters_dup(x) ASN1_dup_of(EC_KEY,i2d_ECParameters,d2i_ECParameters,x) |
458c2917 | 1272 | |
0f113f3e MC |
1273 | # ifndef __cplusplus |
1274 | # if defined(__SUNPRO_C) | |
1275 | # if __SUNPRO_C >= 0x520 | |
1276 | # pragma error_messages (default,E_ARRAY_OF_INCOMPLETE_NONAME,E_ARRAY_OF_INCOMPLETE) | |
1277 | # endif | |
ad0db060 DSH |
1278 | # endif |
1279 | # endif | |
ad0db060 | 1280 | |
0f113f3e MC |
1281 | # define EVP_PKEY_CTX_set_ec_paramgen_curve_nid(ctx, nid) \ |
1282 | EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \ | |
1283 | EVP_PKEY_OP_PARAMGEN|EVP_PKEY_OP_KEYGEN, \ | |
1284 | EVP_PKEY_CTRL_EC_PARAMGEN_CURVE_NID, nid, NULL) | |
1285 | ||
1286 | # define EVP_PKEY_CTX_set_ec_param_enc(ctx, flag) \ | |
1287 | EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \ | |
1288 | EVP_PKEY_OP_PARAMGEN|EVP_PKEY_OP_KEYGEN, \ | |
1289 | EVP_PKEY_CTRL_EC_PARAM_ENC, flag, NULL) | |
1290 | ||
1291 | # define EVP_PKEY_CTX_set_ecdh_cofactor_mode(ctx, flag) \ | |
1292 | EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \ | |
1293 | EVP_PKEY_OP_DERIVE, \ | |
1294 | EVP_PKEY_CTRL_EC_ECDH_COFACTOR, flag, NULL) | |
1295 | ||
1296 | # define EVP_PKEY_CTX_get_ecdh_cofactor_mode(ctx) \ | |
1297 | EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \ | |
1298 | EVP_PKEY_OP_DERIVE, \ | |
1299 | EVP_PKEY_CTRL_EC_ECDH_COFACTOR, -2, NULL) | |
1300 | ||
1301 | # define EVP_PKEY_CTX_set_ecdh_kdf_type(ctx, kdf) \ | |
1302 | EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \ | |
1303 | EVP_PKEY_OP_DERIVE, \ | |
1304 | EVP_PKEY_CTRL_EC_KDF_TYPE, kdf, NULL) | |
1305 | ||
1306 | # define EVP_PKEY_CTX_get_ecdh_kdf_type(ctx) \ | |
1307 | EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \ | |
1308 | EVP_PKEY_OP_DERIVE, \ | |
1309 | EVP_PKEY_CTRL_EC_KDF_TYPE, -2, NULL) | |
1310 | ||
1311 | # define EVP_PKEY_CTX_set_ecdh_kdf_md(ctx, md) \ | |
1312 | EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \ | |
1313 | EVP_PKEY_OP_DERIVE, \ | |
1314 | EVP_PKEY_CTRL_EC_KDF_MD, 0, (void *)md) | |
1315 | ||
1316 | # define EVP_PKEY_CTX_get_ecdh_kdf_md(ctx, pmd) \ | |
1317 | EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \ | |
1318 | EVP_PKEY_OP_DERIVE, \ | |
1319 | EVP_PKEY_CTRL_GET_EC_KDF_MD, 0, (void *)pmd) | |
1320 | ||
1321 | # define EVP_PKEY_CTX_set_ecdh_kdf_outlen(ctx, len) \ | |
1322 | EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \ | |
1323 | EVP_PKEY_OP_DERIVE, \ | |
1324 | EVP_PKEY_CTRL_EC_KDF_OUTLEN, len, NULL) | |
1325 | ||
1326 | # define EVP_PKEY_CTX_get_ecdh_kdf_outlen(ctx, plen) \ | |
1327 | EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \ | |
1328 | EVP_PKEY_OP_DERIVE, \ | |
1329 | EVP_PKEY_CTRL_GET_EC_KDF_OUTLEN, 0, (void *)plen) | |
1330 | ||
1331 | # define EVP_PKEY_CTX_set0_ecdh_kdf_ukm(ctx, p, plen) \ | |
1332 | EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \ | |
1333 | EVP_PKEY_OP_DERIVE, \ | |
1334 | EVP_PKEY_CTRL_EC_KDF_UKM, plen, (void *)p) | |
1335 | ||
1336 | # define EVP_PKEY_CTX_get0_ecdh_kdf_ukm(ctx, p) \ | |
1337 | EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC, \ | |
1338 | EVP_PKEY_OP_DERIVE, \ | |
1339 | EVP_PKEY_CTRL_GET_EC_KDF_UKM, 0, (void *)p) | |
1340 | ||
1341 | # define EVP_PKEY_CTRL_EC_PARAMGEN_CURVE_NID (EVP_PKEY_ALG_CTRL + 1) | |
1342 | # define EVP_PKEY_CTRL_EC_PARAM_ENC (EVP_PKEY_ALG_CTRL + 2) | |
1343 | # define EVP_PKEY_CTRL_EC_ECDH_COFACTOR (EVP_PKEY_ALG_CTRL + 3) | |
1344 | # define EVP_PKEY_CTRL_EC_KDF_TYPE (EVP_PKEY_ALG_CTRL + 4) | |
1345 | # define EVP_PKEY_CTRL_EC_KDF_MD (EVP_PKEY_ALG_CTRL + 5) | |
1346 | # define EVP_PKEY_CTRL_GET_EC_KDF_MD (EVP_PKEY_ALG_CTRL + 6) | |
1347 | # define EVP_PKEY_CTRL_EC_KDF_OUTLEN (EVP_PKEY_ALG_CTRL + 7) | |
1348 | # define EVP_PKEY_CTRL_GET_EC_KDF_OUTLEN (EVP_PKEY_ALG_CTRL + 8) | |
1349 | # define EVP_PKEY_CTRL_EC_KDF_UKM (EVP_PKEY_ALG_CTRL + 9) | |
1350 | # define EVP_PKEY_CTRL_GET_EC_KDF_UKM (EVP_PKEY_ALG_CTRL + 10) | |
25af7a5d | 1351 | /* KDF types */ |
0f113f3e MC |
1352 | # define EVP_PKEY_ECDH_KDF_NONE 1 |
1353 | # define EVP_PKEY_ECDH_KDF_X9_62 2 | |
9ca7047d | 1354 | |
65e81670 | 1355 | /* BEGIN ERROR CODES */ |
0f113f3e MC |
1356 | /* |
1357 | * The following lines are auto generated by the script mkerr.pl. Any changes | |
65e81670 BM |
1358 | * made after this point may be overwritten when the script is next run. |
1359 | */ | |
0cd0a820 | 1360 | |
de10f690 | 1361 | void ERR_load_EC_strings(void); |
6cc5e19d | 1362 | |
65e81670 | 1363 | /* Error codes for the EC functions. */ |
6cc5e19d | 1364 | |
65e81670 | 1365 | /* Function codes. */ |
0f113f3e | 1366 | # define EC_F_BN_TO_FELEM 224 |
0f113f3e MC |
1367 | # define EC_F_D2I_ECPARAMETERS 144 |
1368 | # define EC_F_D2I_ECPKPARAMETERS 145 | |
1369 | # define EC_F_D2I_ECPRIVATEKEY 146 | |
1370 | # define EC_F_DO_EC_KEY_PRINT 221 | |
1371 | # define EC_F_ECDH_CMS_DECRYPT 238 | |
1372 | # define EC_F_ECDH_CMS_SET_SHARED_INFO 239 | |
53e3189d | 1373 | # define EC_F_ECDH_COMPUTE_KEY 246 |
83f0e802 | 1374 | # define EC_F_ECDH_SIMPLE_COMPUTE_KEY 257 |
6e73d12e DSH |
1375 | # define EC_F_ECDSA_DO_SIGN_EX 251 |
1376 | # define EC_F_ECDSA_DO_VERIFY 252 | |
89313de5 | 1377 | # define EC_F_ECDSA_SIGN_EX 254 |
8c661f76 | 1378 | # define EC_F_ECDSA_SIGN_SETUP 248 |
89313de5 | 1379 | # define EC_F_ECDSA_VERIFY 253 |
0f113f3e MC |
1380 | # define EC_F_ECKEY_PARAM2TYPE 223 |
1381 | # define EC_F_ECKEY_PARAM_DECODE 212 | |
1382 | # define EC_F_ECKEY_PRIV_DECODE 213 | |
1383 | # define EC_F_ECKEY_PRIV_ENCODE 214 | |
1384 | # define EC_F_ECKEY_PUB_DECODE 215 | |
1385 | # define EC_F_ECKEY_PUB_ENCODE 216 | |
1386 | # define EC_F_ECKEY_TYPE2PARAM 220 | |
1387 | # define EC_F_ECPARAMETERS_PRINT 147 | |
1388 | # define EC_F_ECPARAMETERS_PRINT_FP 148 | |
1389 | # define EC_F_ECPKPARAMETERS_PRINT 149 | |
1390 | # define EC_F_ECPKPARAMETERS_PRINT_FP 150 | |
d2fa70d8 DSH |
1391 | # define EC_F_ECP_NISTZ256_GET_AFFINE 240 |
1392 | # define EC_F_ECP_NISTZ256_MULT_PRECOMPUTE 243 | |
1393 | # define EC_F_ECP_NISTZ256_POINTS_MUL 241 | |
1394 | # define EC_F_ECP_NISTZ256_PRE_COMP_NEW 244 | |
1395 | # define EC_F_ECP_NISTZ256_WINDOWED_MUL 242 | |
0f113f3e MC |
1396 | # define EC_F_EC_ASN1_GROUP2CURVE 153 |
1397 | # define EC_F_EC_ASN1_GROUP2FIELDID 154 | |
0f113f3e MC |
1398 | # define EC_F_EC_GF2M_MONTGOMERY_POINT_MULTIPLY 208 |
1399 | # define EC_F_EC_GF2M_SIMPLE_GROUP_CHECK_DISCRIMINANT 159 | |
1400 | # define EC_F_EC_GF2M_SIMPLE_GROUP_SET_CURVE 195 | |
1401 | # define EC_F_EC_GF2M_SIMPLE_OCT2POINT 160 | |
1402 | # define EC_F_EC_GF2M_SIMPLE_POINT2OCT 161 | |
1403 | # define EC_F_EC_GF2M_SIMPLE_POINT_GET_AFFINE_COORDINATES 162 | |
1404 | # define EC_F_EC_GF2M_SIMPLE_POINT_SET_AFFINE_COORDINATES 163 | |
1405 | # define EC_F_EC_GF2M_SIMPLE_SET_COMPRESSED_COORDINATES 164 | |
1406 | # define EC_F_EC_GFP_MONT_FIELD_DECODE 133 | |
1407 | # define EC_F_EC_GFP_MONT_FIELD_ENCODE 134 | |
1408 | # define EC_F_EC_GFP_MONT_FIELD_MUL 131 | |
1409 | # define EC_F_EC_GFP_MONT_FIELD_SET_TO_ONE 209 | |
1410 | # define EC_F_EC_GFP_MONT_FIELD_SQR 132 | |
1411 | # define EC_F_EC_GFP_MONT_GROUP_SET_CURVE 189 | |
0f113f3e MC |
1412 | # define EC_F_EC_GFP_NISTP224_GROUP_SET_CURVE 225 |
1413 | # define EC_F_EC_GFP_NISTP224_POINTS_MUL 228 | |
1414 | # define EC_F_EC_GFP_NISTP224_POINT_GET_AFFINE_COORDINATES 226 | |
1415 | # define EC_F_EC_GFP_NISTP256_GROUP_SET_CURVE 230 | |
1416 | # define EC_F_EC_GFP_NISTP256_POINTS_MUL 231 | |
1417 | # define EC_F_EC_GFP_NISTP256_POINT_GET_AFFINE_COORDINATES 232 | |
1418 | # define EC_F_EC_GFP_NISTP521_GROUP_SET_CURVE 233 | |
1419 | # define EC_F_EC_GFP_NISTP521_POINTS_MUL 234 | |
1420 | # define EC_F_EC_GFP_NISTP521_POINT_GET_AFFINE_COORDINATES 235 | |
1421 | # define EC_F_EC_GFP_NIST_FIELD_MUL 200 | |
1422 | # define EC_F_EC_GFP_NIST_FIELD_SQR 201 | |
1423 | # define EC_F_EC_GFP_NIST_GROUP_SET_CURVE 202 | |
1424 | # define EC_F_EC_GFP_SIMPLE_GROUP_CHECK_DISCRIMINANT 165 | |
1425 | # define EC_F_EC_GFP_SIMPLE_GROUP_SET_CURVE 166 | |
0f113f3e MC |
1426 | # define EC_F_EC_GFP_SIMPLE_MAKE_AFFINE 102 |
1427 | # define EC_F_EC_GFP_SIMPLE_OCT2POINT 103 | |
1428 | # define EC_F_EC_GFP_SIMPLE_POINT2OCT 104 | |
1429 | # define EC_F_EC_GFP_SIMPLE_POINTS_MAKE_AFFINE 137 | |
1430 | # define EC_F_EC_GFP_SIMPLE_POINT_GET_AFFINE_COORDINATES 167 | |
0f113f3e | 1431 | # define EC_F_EC_GFP_SIMPLE_POINT_SET_AFFINE_COORDINATES 168 |
0f113f3e | 1432 | # define EC_F_EC_GFP_SIMPLE_SET_COMPRESSED_COORDINATES 169 |
0f113f3e MC |
1433 | # define EC_F_EC_GROUP_CHECK 170 |
1434 | # define EC_F_EC_GROUP_CHECK_DISCRIMINANT 171 | |
1435 | # define EC_F_EC_GROUP_COPY 106 | |
0f113f3e MC |
1436 | # define EC_F_EC_GROUP_GET_CURVE_GF2M 172 |
1437 | # define EC_F_EC_GROUP_GET_CURVE_GFP 130 | |
1438 | # define EC_F_EC_GROUP_GET_DEGREE 173 | |
60b350a3 RS |
1439 | # define EC_F_EC_GROUP_GET_ECPARAMETERS 261 |
1440 | # define EC_F_EC_GROUP_GET_ECPKPARAMETERS 262 | |
0f113f3e MC |
1441 | # define EC_F_EC_GROUP_GET_PENTANOMIAL_BASIS 193 |
1442 | # define EC_F_EC_GROUP_GET_TRINOMIAL_BASIS 194 | |
1443 | # define EC_F_EC_GROUP_NEW 108 | |
1444 | # define EC_F_EC_GROUP_NEW_BY_CURVE_NAME 174 | |
1445 | # define EC_F_EC_GROUP_NEW_FROM_DATA 175 | |
60b350a3 RS |
1446 | # define EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS 263 |
1447 | # define EC_F_EC_GROUP_NEW_FROM_ECPKPARAMETERS 264 | |
0f113f3e MC |
1448 | # define EC_F_EC_GROUP_SET_CURVE_GF2M 176 |
1449 | # define EC_F_EC_GROUP_SET_CURVE_GFP 109 | |
0f113f3e MC |
1450 | # define EC_F_EC_GROUP_SET_GENERATOR 111 |
1451 | # define EC_F_EC_KEY_CHECK_KEY 177 | |
1452 | # define EC_F_EC_KEY_COPY 178 | |
1453 | # define EC_F_EC_KEY_GENERATE_KEY 179 | |
1454 | # define EC_F_EC_KEY_NEW 182 | |
d2fa70d8 | 1455 | # define EC_F_EC_KEY_NEW_METHOD 245 |
d810700b | 1456 | # define EC_F_EC_KEY_OCT2PRIV 255 |
0f113f3e MC |
1457 | # define EC_F_EC_KEY_PRINT 180 |
1458 | # define EC_F_EC_KEY_PRINT_FP 181 | |
d810700b | 1459 | # define EC_F_EC_KEY_PRIV2OCT 256 |
0f113f3e | 1460 | # define EC_F_EC_KEY_SET_PUBLIC_KEY_AFFINE_COORDINATES 229 |
83f0e802 DSH |
1461 | # define EC_F_EC_KEY_SIMPLE_CHECK_KEY 258 |
1462 | # define EC_F_EC_KEY_SIMPLE_OCT2PRIV 259 | |
1463 | # define EC_F_EC_KEY_SIMPLE_PRIV2OCT 260 | |
0f113f3e MC |
1464 | # define EC_F_EC_POINTS_MAKE_AFFINE 136 |
1465 | # define EC_F_EC_POINT_ADD 112 | |
1466 | # define EC_F_EC_POINT_CMP 113 | |
1467 | # define EC_F_EC_POINT_COPY 114 | |
1468 | # define EC_F_EC_POINT_DBL 115 | |
1469 | # define EC_F_EC_POINT_GET_AFFINE_COORDINATES_GF2M 183 | |
1470 | # define EC_F_EC_POINT_GET_AFFINE_COORDINATES_GFP 116 | |
1471 | # define EC_F_EC_POINT_GET_JPROJECTIVE_COORDINATES_GFP 117 | |
1472 | # define EC_F_EC_POINT_INVERT 210 | |
1473 | # define EC_F_EC_POINT_IS_AT_INFINITY 118 | |
1474 | # define EC_F_EC_POINT_IS_ON_CURVE 119 | |
1475 | # define EC_F_EC_POINT_MAKE_AFFINE 120 | |
0f113f3e MC |
1476 | # define EC_F_EC_POINT_NEW 121 |
1477 | # define EC_F_EC_POINT_OCT2POINT 122 | |
1478 | # define EC_F_EC_POINT_POINT2OCT 123 | |
1479 | # define EC_F_EC_POINT_SET_AFFINE_COORDINATES_GF2M 185 | |
1480 | # define EC_F_EC_POINT_SET_AFFINE_COORDINATES_GFP 124 | |
1481 | # define EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GF2M 186 | |
1482 | # define EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GFP 125 | |
1483 | # define EC_F_EC_POINT_SET_JPROJECTIVE_COORDINATES_GFP 126 | |
1484 | # define EC_F_EC_POINT_SET_TO_INFINITY 127 | |
0f113f3e MC |
1485 | # define EC_F_EC_PRE_COMP_NEW 196 |
1486 | # define EC_F_EC_WNAF_MUL 187 | |
1487 | # define EC_F_EC_WNAF_PRECOMPUTE_MULT 188 | |
1488 | # define EC_F_I2D_ECPARAMETERS 190 | |
1489 | # define EC_F_I2D_ECPKPARAMETERS 191 | |
1490 | # define EC_F_I2D_ECPRIVATEKEY 192 | |
1491 | # define EC_F_I2O_ECPUBLICKEY 151 | |
1492 | # define EC_F_NISTP224_PRE_COMP_NEW 227 | |
1493 | # define EC_F_NISTP256_PRE_COMP_NEW 236 | |
1494 | # define EC_F_NISTP521_PRE_COMP_NEW 237 | |
0f113f3e MC |
1495 | # define EC_F_O2I_ECPUBLICKEY 152 |
1496 | # define EC_F_OLD_EC_PRIV_DECODE 222 | |
53e3189d | 1497 | # define EC_F_OSSL_ECDH_COMPUTE_KEY 247 |
8c661f76 DSH |
1498 | # define EC_F_OSSL_ECDSA_SIGN_SIG 249 |
1499 | # define EC_F_OSSL_ECDSA_VERIFY_SIG 250 | |
0f113f3e MC |
1500 | # define EC_F_PKEY_EC_CTRL 197 |
1501 | # define EC_F_PKEY_EC_CTRL_STR 198 | |
1502 | # define EC_F_PKEY_EC_DERIVE 217 | |
1503 | # define EC_F_PKEY_EC_KEYGEN 199 | |
1504 | # define EC_F_PKEY_EC_PARAMGEN 219 | |
1505 | # define EC_F_PKEY_EC_SIGN 218 | |
6cc5e19d | 1506 | |
65e81670 | 1507 | /* Reason codes. */ |
0f113f3e | 1508 | # define EC_R_ASN1_ERROR 115 |
8c661f76 | 1509 | # define EC_R_BAD_SIGNATURE 156 |
0f113f3e MC |
1510 | # define EC_R_BIGNUM_OUT_OF_RANGE 144 |
1511 | # define EC_R_BUFFER_TOO_SMALL 100 | |
1512 | # define EC_R_COORDINATES_OUT_OF_RANGE 146 | |
83f0e802 | 1513 | # define EC_R_CURVE_DOES_NOT_SUPPORT_ECDH 160 |
1db3107a | 1514 | # define EC_R_CURVE_DOES_NOT_SUPPORT_SIGNING 159 |
0f113f3e MC |
1515 | # define EC_R_D2I_ECPKPARAMETERS_FAILURE 117 |
1516 | # define EC_R_DECODE_ERROR 142 | |
1517 | # define EC_R_DISCRIMINANT_IS_ZERO 118 | |
1518 | # define EC_R_EC_GROUP_NEW_BY_NAME_FAILURE 119 | |
1519 | # define EC_R_FIELD_TOO_LARGE 143 | |
1520 | # define EC_R_GF2M_NOT_SUPPORTED 147 | |
1521 | # define EC_R_GROUP2PKPARAMETERS_FAILURE 120 | |
1522 | # define EC_R_I2D_ECPKPARAMETERS_FAILURE 121 | |
1523 | # define EC_R_INCOMPATIBLE_OBJECTS 101 | |
1524 | # define EC_R_INVALID_ARGUMENT 112 | |
1525 | # define EC_R_INVALID_COMPRESSED_POINT 110 | |
1526 | # define EC_R_INVALID_COMPRESSION_BIT 109 | |
1527 | # define EC_R_INVALID_CURVE 141 | |
1528 | # define EC_R_INVALID_DIGEST 151 | |
1529 | # define EC_R_INVALID_DIGEST_TYPE 138 | |
1530 | # define EC_R_INVALID_ENCODING 102 | |
1531 | # define EC_R_INVALID_FIELD 103 | |
1532 | # define EC_R_INVALID_FORM 104 | |
1533 | # define EC_R_INVALID_GROUP_ORDER 122 | |
e9b1c42f | 1534 | # define EC_R_INVALID_OUTPUT_LENGTH 161 |
0f113f3e MC |
1535 | # define EC_R_INVALID_PENTANOMIAL_BASIS 132 |
1536 | # define EC_R_INVALID_PRIVATE_KEY 123 | |
1537 | # define EC_R_INVALID_TRINOMIAL_BASIS 137 | |
1538 | # define EC_R_KDF_PARAMETER_ERROR 148 | |
1539 | # define EC_R_KEYS_NOT_SET 140 | |
1540 | # define EC_R_MISSING_PARAMETERS 124 | |
1541 | # define EC_R_MISSING_PRIVATE_KEY 125 | |
8c661f76 | 1542 | # define EC_R_NEED_NEW_SETUP_VALUES 157 |
0f113f3e | 1543 | # define EC_R_NOT_A_NIST_PRIME 135 |
0f113f3e MC |
1544 | # define EC_R_NOT_IMPLEMENTED 126 |
1545 | # define EC_R_NOT_INITIALIZED 111 | |
0f113f3e | 1546 | # define EC_R_NO_PARAMETERS_SET 139 |
53e3189d | 1547 | # define EC_R_NO_PRIVATE_VALUE 154 |
5a6a1029 | 1548 | # define EC_R_OPERATION_NOT_SUPPORTED 152 |
0f113f3e MC |
1549 | # define EC_R_PASSED_NULL_PARAMETER 134 |
1550 | # define EC_R_PEER_KEY_ERROR 149 | |
1551 | # define EC_R_PKPARAMETERS2GROUP_FAILURE 127 | |
53e3189d | 1552 | # define EC_R_POINT_ARITHMETIC_FAILURE 155 |
0f113f3e MC |
1553 | # define EC_R_POINT_AT_INFINITY 106 |
1554 | # define EC_R_POINT_IS_NOT_ON_CURVE 107 | |
8c661f76 | 1555 | # define EC_R_RANDOM_NUMBER_GENERATION_FAILED 158 |
0f113f3e MC |
1556 | # define EC_R_SHARED_INFO_ERROR 150 |
1557 | # define EC_R_SLOT_FULL 108 | |
1558 | # define EC_R_UNDEFINED_GENERATOR 113 | |
1559 | # define EC_R_UNDEFINED_ORDER 128 | |
1560 | # define EC_R_UNKNOWN_GROUP 129 | |
1561 | # define EC_R_UNKNOWN_ORDER 114 | |
1562 | # define EC_R_UNSUPPORTED_FIELD 131 | |
1563 | # define EC_R_WRONG_CURVE_PARAMETERS 145 | |
1564 | # define EC_R_WRONG_ORDER 130 | |
6cc5e19d | 1565 | |
0cd0a820 | 1566 | # ifdef __cplusplus |
65e81670 | 1567 | } |
0cd0a820 | 1568 | # endif |
3c27208f | 1569 | # endif |
5acaa495 | 1570 | #endif |