75 #include <openssl/opensslconf.h>
78 #error EC is disabled.
81 #include <openssl/asn1.h>
82 #include <openssl/symhacks.h>
83 #ifndef OPENSSL_NO_DEPRECATED
84 #include <openssl/bn.h>
89 #elif defined(__SUNPRO_C)
90 # if __SUNPRO_C >= 0x520
91 # pragma error_messages (off,E_ARRAY_OF_INCOMPLETE_NONAME,E_ARRAY_OF_INCOMPLETE)
96 #ifndef OPENSSL_ECC_MAX_FIELD_BITS
97 # define OPENSSL_ECC_MAX_FIELD_BITS 661
102 POINT_CONVERSION_COMPRESSED = 2,
103 POINT_CONVERSION_UNCOMPRESSED = 4,
104 POINT_CONVERSION_HYBRID = 6
105 } point_conversion_form_t;
127 const EC_METHOD *EC_GFp_simple_method(
void);
128 const EC_METHOD *EC_GFp_mont_method(
void);
129 const EC_METHOD *EC_GFp_nist_method(
void);
133 const EC_METHOD *EC_GF2m_simple_method(
void);
138 void EC_GROUP_clear_free(
EC_GROUP *);
143 int EC_METHOD_get_field_type(
const EC_METHOD *);
150 void EC_GROUP_set_curve_name(
EC_GROUP *,
int nid);
151 int EC_GROUP_get_curve_name(
const EC_GROUP *);
153 void EC_GROUP_set_asn1_flag(
EC_GROUP *,
int flag);
154 int EC_GROUP_get_asn1_flag(
const EC_GROUP *);
156 void EC_GROUP_set_point_conversion_form(
EC_GROUP *, point_conversion_form_t);
157 point_conversion_form_t EC_GROUP_get_point_conversion_form(
const EC_GROUP *);
159 unsigned char *EC_GROUP_get0_seed(
const EC_GROUP *);
160 size_t EC_GROUP_get_seed_len(
const EC_GROUP *);
161 size_t EC_GROUP_set_seed(
EC_GROUP *,
const unsigned char *,
size_t len);
169 int EC_GROUP_get_degree(
const EC_GROUP *);
187 EC_GROUP *EC_GROUP_new_by_curve_name(
int nid);
204 void EC_POINT_clear_free(
EC_POINT *);
213 int EC_POINT_get_Jprojective_coordinates_GFp(
const EC_GROUP *,
const EC_POINT *,
224 int EC_POINT_get_affine_coordinates_GF2m(
const EC_GROUP *,
const EC_POINT *,
229 size_t EC_POINT_point2oct(
const EC_GROUP *,
const EC_POINT *, point_conversion_form_t form,
230 unsigned char *buf,
size_t len,
BN_CTX *);
232 const unsigned char *buf,
size_t len,
BN_CTX *);
240 point_conversion_form_t form,
BN_CTX *);
262 int EC_GROUP_have_precompute_mult(
const EC_GROUP *);
270 int EC_GROUP_get_basis_type(
const EC_GROUP *);
271 int EC_GROUP_get_trinomial_basis(
const EC_GROUP *,
unsigned int *k);
272 int EC_GROUP_get_pentanomial_basis(
const EC_GROUP *,
unsigned int *k1,
273 unsigned int *k2,
unsigned int *k3);
275 #define OPENSSL_EC_NAMED_CURVE 0x001
279 EC_GROUP *d2i_ECPKParameters(
EC_GROUP **,
const unsigned char **in,
long len);
280 int i2d_ECPKParameters(
const EC_GROUP *,
unsigned char **out);
282 #define d2i_ECPKParameters_bio(bp,x) ASN1_d2i_bio_of(EC_GROUP,NULL,d2i_ECPKParameters,bp,x)
283 #define i2d_ECPKParameters_bio(bp,x) ASN1_i2d_bio_of_const(EC_GROUP,i2d_ECPKParameters,bp,x)
284 #define d2i_ECPKParameters_fp(fp,x) (EC_GROUP *)ASN1_d2i_fp(NULL, \
285 (char *(*)())d2i_ECPKParameters,(fp),(unsigned char **)(x))
286 #define i2d_ECPKParameters_fp(fp,x) ASN1_i2d_fp(i2d_ECPKParameters,(fp), \
287 (unsigned char *)(x))
289 #ifndef OPENSSL_NO_BIO
290 int ECPKParameters_print(
BIO *bp,
const EC_GROUP *x,
int off);
292 #ifndef OPENSSL_NO_FP_API
293 int ECPKParameters_print_fp(FILE *fp,
const EC_GROUP *x,
int off);
300 #define EC_PKEY_NO_PARAMETERS 0x001
301 #define EC_PKEY_NO_PUBKEY 0x002
304 EC_KEY *EC_KEY_new_by_curve_name(
int nid);
305 void EC_KEY_free(
EC_KEY *);
309 int EC_KEY_up_ref(
EC_KEY *);
317 unsigned EC_KEY_get_enc_flags(
const EC_KEY *);
318 void EC_KEY_set_enc_flags(
EC_KEY *,
unsigned int);
319 point_conversion_form_t EC_KEY_get_conv_form(
const EC_KEY *);
320 void EC_KEY_set_conv_form(
EC_KEY *, point_conversion_form_t);
322 void *EC_KEY_get_key_method_data(
EC_KEY *,
323 void *(*dup_func)(
void *),
void (*free_func)(
void *),
void (*clear_free_func)(
void *));
324 void EC_KEY_insert_key_method_data(
EC_KEY *,
void *data,
325 void *(*dup_func)(
void *),
void (*free_func)(
void *),
void (*clear_free_func)(
void *));
327 void EC_KEY_set_asn1_flag(
EC_KEY *,
int);
331 int EC_KEY_generate_key(
EC_KEY *);
333 int EC_KEY_check_key(
const EC_KEY *);
336 EC_KEY *d2i_ECPrivateKey(
EC_KEY **a,
const unsigned char **in,
long len);
337 int i2d_ECPrivateKey(
EC_KEY *a,
unsigned char **out);
339 EC_KEY *d2i_ECParameters(
EC_KEY **a,
const unsigned char **in,
long len);
340 int i2d_ECParameters(
EC_KEY *a,
unsigned char **out);
343 EC_KEY *o2i_ECPublicKey(
EC_KEY **a,
const unsigned char **in,
long len);
344 int i2o_ECPublicKey(
EC_KEY *a,
unsigned char **out);
346 #ifndef OPENSSL_NO_BIO
347 int ECParameters_print(
BIO *bp,
const EC_KEY *x);
348 int EC_KEY_print(
BIO *bp,
const EC_KEY *x,
int off);
350 #ifndef OPENSSL_NO_FP_API
351 int ECParameters_print_fp(FILE *fp,
const EC_KEY *x);
352 int EC_KEY_print_fp(FILE *fp,
const EC_KEY *x,
int off);
355 #define ECParameters_dup(x) ASN1_dup_of(EC_KEY,i2d_ECParameters,d2i_ECParameters,x)
358 #if defined(__SUNPRO_C)
359 # if __SUNPRO_C >= 0x520
360 # pragma error_messages (default,E_ARRAY_OF_INCOMPLETE_NONAME,E_ARRAY_OF_INCOMPLETE)
369 void ERR_load_EC_strings(
void);
374 #define EC_F_COMPUTE_WNAF 143
375 #define EC_F_D2I_ECPARAMETERS 144
376 #define EC_F_D2I_ECPKPARAMETERS 145
377 #define EC_F_D2I_ECPRIVATEKEY 146
378 #define EC_F_ECPARAMETERS_PRINT 147
379 #define EC_F_ECPARAMETERS_PRINT_FP 148
380 #define EC_F_ECPKPARAMETERS_PRINT 149
381 #define EC_F_ECPKPARAMETERS_PRINT_FP 150
382 #define EC_F_ECP_NIST_MOD_192 203
383 #define EC_F_ECP_NIST_MOD_224 204
384 #define EC_F_ECP_NIST_MOD_256 205
385 #define EC_F_ECP_NIST_MOD_521 206
386 #define EC_F_EC_ASN1_GROUP2CURVE 153
387 #define EC_F_EC_ASN1_GROUP2FIELDID 154
388 #define EC_F_EC_ASN1_GROUP2PARAMETERS 155
389 #define EC_F_EC_ASN1_GROUP2PKPARAMETERS 156
390 #define EC_F_EC_ASN1_PARAMETERS2GROUP 157
391 #define EC_F_EC_ASN1_PKPARAMETERS2GROUP 158
392 #define EC_F_EC_EX_DATA_SET_DATA 211
393 #define EC_F_EC_GF2M_MONTGOMERY_POINT_MULTIPLY 208
394 #define EC_F_EC_GF2M_SIMPLE_GROUP_CHECK_DISCRIMINANT 159
395 #define EC_F_EC_GF2M_SIMPLE_GROUP_SET_CURVE 195
396 #define EC_F_EC_GF2M_SIMPLE_OCT2POINT 160
397 #define EC_F_EC_GF2M_SIMPLE_POINT2OCT 161
398 #define EC_F_EC_GF2M_SIMPLE_POINT_GET_AFFINE_COORDINATES 162
399 #define EC_F_EC_GF2M_SIMPLE_POINT_SET_AFFINE_COORDINATES 163
400 #define EC_F_EC_GF2M_SIMPLE_SET_COMPRESSED_COORDINATES 164
401 #define EC_F_EC_GFP_MONT_FIELD_DECODE 133
402 #define EC_F_EC_GFP_MONT_FIELD_ENCODE 134
403 #define EC_F_EC_GFP_MONT_FIELD_MUL 131
404 #define EC_F_EC_GFP_MONT_FIELD_SET_TO_ONE 209
405 #define EC_F_EC_GFP_MONT_FIELD_SQR 132
406 #define EC_F_EC_GFP_MONT_GROUP_SET_CURVE 189
407 #define EC_F_EC_GFP_MONT_GROUP_SET_CURVE_GFP 135
408 #define EC_F_EC_GFP_NIST_FIELD_MUL 200
409 #define EC_F_EC_GFP_NIST_FIELD_SQR 201
410 #define EC_F_EC_GFP_NIST_GROUP_SET_CURVE 202
411 #define EC_F_EC_GFP_SIMPLE_GROUP_CHECK_DISCRIMINANT 165
412 #define EC_F_EC_GFP_SIMPLE_GROUP_SET_CURVE 166
413 #define EC_F_EC_GFP_SIMPLE_GROUP_SET_CURVE_GFP 100
414 #define EC_F_EC_GFP_SIMPLE_GROUP_SET_GENERATOR 101
415 #define EC_F_EC_GFP_SIMPLE_MAKE_AFFINE 102
416 #define EC_F_EC_GFP_SIMPLE_OCT2POINT 103
417 #define EC_F_EC_GFP_SIMPLE_POINT2OCT 104
418 #define EC_F_EC_GFP_SIMPLE_POINTS_MAKE_AFFINE 137
419 #define EC_F_EC_GFP_SIMPLE_POINT_GET_AFFINE_COORDINATES 167
420 #define EC_F_EC_GFP_SIMPLE_POINT_GET_AFFINE_COORDINATES_GFP 105
421 #define EC_F_EC_GFP_SIMPLE_POINT_SET_AFFINE_COORDINATES 168
422 #define EC_F_EC_GFP_SIMPLE_POINT_SET_AFFINE_COORDINATES_GFP 128
423 #define EC_F_EC_GFP_SIMPLE_SET_COMPRESSED_COORDINATES 169
424 #define EC_F_EC_GFP_SIMPLE_SET_COMPRESSED_COORDINATES_GFP 129
425 #define EC_F_EC_GROUP_CHECK 170
426 #define EC_F_EC_GROUP_CHECK_DISCRIMINANT 171
427 #define EC_F_EC_GROUP_COPY 106
428 #define EC_F_EC_GROUP_GET0_GENERATOR 139
429 #define EC_F_EC_GROUP_GET_COFACTOR 140
430 #define EC_F_EC_GROUP_GET_CURVE_GF2M 172
431 #define EC_F_EC_GROUP_GET_CURVE_GFP 130
432 #define EC_F_EC_GROUP_GET_DEGREE 173
433 #define EC_F_EC_GROUP_GET_ORDER 141
434 #define EC_F_EC_GROUP_GET_PENTANOMIAL_BASIS 193
435 #define EC_F_EC_GROUP_GET_TRINOMIAL_BASIS 194
436 #define EC_F_EC_GROUP_NEW 108
437 #define EC_F_EC_GROUP_NEW_BY_CURVE_NAME 174
438 #define EC_F_EC_GROUP_NEW_FROM_DATA 175
439 #define EC_F_EC_GROUP_PRECOMPUTE_MULT 142
440 #define EC_F_EC_GROUP_SET_CURVE_GF2M 176
441 #define EC_F_EC_GROUP_SET_CURVE_GFP 109
442 #define EC_F_EC_GROUP_SET_EXTRA_DATA 110
443 #define EC_F_EC_GROUP_SET_GENERATOR 111
444 #define EC_F_EC_KEY_CHECK_KEY 177
445 #define EC_F_EC_KEY_COPY 178
446 #define EC_F_EC_KEY_GENERATE_KEY 179
447 #define EC_F_EC_KEY_NEW 182
448 #define EC_F_EC_KEY_PRINT 180
449 #define EC_F_EC_KEY_PRINT_FP 181
450 #define EC_F_EC_POINTS_MAKE_AFFINE 136
451 #define EC_F_EC_POINTS_MUL 138
452 #define EC_F_EC_POINT_ADD 112
453 #define EC_F_EC_POINT_CMP 113
454 #define EC_F_EC_POINT_COPY 114
455 #define EC_F_EC_POINT_DBL 115
456 #define EC_F_EC_POINT_GET_AFFINE_COORDINATES_GF2M 183
457 #define EC_F_EC_POINT_GET_AFFINE_COORDINATES_GFP 116
458 #define EC_F_EC_POINT_GET_JPROJECTIVE_COORDINATES_GFP 117
459 #define EC_F_EC_POINT_INVERT 210
460 #define EC_F_EC_POINT_IS_AT_INFINITY 118
461 #define EC_F_EC_POINT_IS_ON_CURVE 119
462 #define EC_F_EC_POINT_MAKE_AFFINE 120
463 #define EC_F_EC_POINT_MUL 184
464 #define EC_F_EC_POINT_NEW 121
465 #define EC_F_EC_POINT_OCT2POINT 122
466 #define EC_F_EC_POINT_POINT2OCT 123
467 #define EC_F_EC_POINT_SET_AFFINE_COORDINATES_GF2M 185
468 #define EC_F_EC_POINT_SET_AFFINE_COORDINATES_GFP 124
469 #define EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GF2M 186
470 #define EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GFP 125
471 #define EC_F_EC_POINT_SET_JPROJECTIVE_COORDINATES_GFP 126
472 #define EC_F_EC_POINT_SET_TO_INFINITY 127
473 #define EC_F_EC_PRE_COMP_DUP 207
474 #define EC_F_EC_PRE_COMP_NEW 196
475 #define EC_F_EC_WNAF_MUL 187
476 #define EC_F_EC_WNAF_PRECOMPUTE_MULT 188
477 #define EC_F_I2D_ECPARAMETERS 190
478 #define EC_F_I2D_ECPKPARAMETERS 191
479 #define EC_F_I2D_ECPRIVATEKEY 192
480 #define EC_F_I2O_ECPUBLICKEY 151
481 #define EC_F_O2I_ECPUBLICKEY 152
484 #define EC_R_ASN1_ERROR 115
485 #define EC_R_ASN1_UNKNOWN_FIELD 116
486 #define EC_R_BUFFER_TOO_SMALL 100
487 #define EC_R_D2I_ECPKPARAMETERS_FAILURE 117
488 #define EC_R_DISCRIMINANT_IS_ZERO 118
489 #define EC_R_EC_GROUP_NEW_BY_NAME_FAILURE 119
490 #define EC_R_FIELD_TOO_LARGE 138
491 #define EC_R_GROUP2PKPARAMETERS_FAILURE 120
492 #define EC_R_I2D_ECPKPARAMETERS_FAILURE 121
493 #define EC_R_INCOMPATIBLE_OBJECTS 101
494 #define EC_R_INVALID_ARGUMENT 112
495 #define EC_R_INVALID_COMPRESSED_POINT 110
496 #define EC_R_INVALID_COMPRESSION_BIT 109
497 #define EC_R_INVALID_ENCODING 102
498 #define EC_R_INVALID_FIELD 103
499 #define EC_R_INVALID_FORM 104
500 #define EC_R_INVALID_GROUP_ORDER 122
501 #define EC_R_INVALID_PENTANOMIAL_BASIS 132
502 #define EC_R_INVALID_PRIVATE_KEY 123
503 #define EC_R_INVALID_TRINOMIAL_BASIS 137
504 #define EC_R_MISSING_PARAMETERS 124
505 #define EC_R_MISSING_PRIVATE_KEY 125
506 #define EC_R_NOT_A_NIST_PRIME 135
507 #define EC_R_NOT_A_SUPPORTED_NIST_PRIME 136
508 #define EC_R_NOT_IMPLEMENTED 126
509 #define EC_R_NOT_INITIALIZED 111
510 #define EC_R_NO_FIELD_MOD 133
511 #define EC_R_PASSED_NULL_PARAMETER 134
512 #define EC_R_PKPARAMETERS2GROUP_FAILURE 127
513 #define EC_R_POINT_AT_INFINITY 106
514 #define EC_R_POINT_IS_NOT_ON_CURVE 107
515 #define EC_R_SLOT_FULL 108
516 #define EC_R_UNDEFINED_GENERATOR 113
517 #define EC_R_UNDEFINED_ORDER 128
518 #define EC_R_UNKNOWN_GROUP 129
519 #define EC_R_UNKNOWN_ORDER 114
520 #define EC_R_UNSUPPORTED_FIELD 131
521 #define EC_R_WRONG_ORDER 130
Definition: ec_asn1.c:181