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authordjm <>2010-10-01 22:59:01 +0000
committerdjm <>2010-10-01 22:59:01 +0000
commitfe047d8b632246cb2db3234a0a4f32e5c318857b (patch)
tree939b752540947d33507b3acc48d76a8bfb7c3dc3 /src/lib/libcrypto/asn1/t_pkey.c
parent2ea67f4aa254b09ded62e6e14fc893bbe6381579 (diff)
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resolve conflicts, fix local changes
Diffstat (limited to 'src/lib/libcrypto/asn1/t_pkey.c')
-rw-r--r--src/lib/libcrypto/asn1/t_pkey.c729
1 files changed, 2 insertions, 727 deletions
diff --git a/src/lib/libcrypto/asn1/t_pkey.c b/src/lib/libcrypto/asn1/t_pkey.c
index afb95d6712..9dd18f6579 100644
--- a/src/lib/libcrypto/asn1/t_pkey.c
+++ b/src/lib/libcrypto/asn1/t_pkey.c
@@ -55,520 +55,15 @@
55 * copied and put under another distribution licence 55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.] 56 * [including the GNU Public Licence.]
57 */ 57 */
58/* ====================================================================
59 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
60 * Binary polynomial ECC support in OpenSSL originally developed by
61 * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
62 */
63 58
64#include <stdio.h> 59#include <stdio.h>
65#include "cryptlib.h" 60#include "cryptlib.h"
66#include <openssl/objects.h> 61#include <openssl/objects.h>
67#include <openssl/buffer.h> 62#include <openssl/buffer.h>
68#include <openssl/bn.h> 63#include <openssl/bn.h>
69#ifndef OPENSSL_NO_RSA
70#include <openssl/rsa.h>
71#endif
72#ifndef OPENSSL_NO_DH
73#include <openssl/dh.h>
74#endif
75#ifndef OPENSSL_NO_DSA
76#include <openssl/dsa.h>
77#endif
78#ifndef OPENSSL_NO_EC
79#include <openssl/ec.h>
80#endif
81
82static int print(BIO *fp,const char *str, const BIGNUM *num,
83 unsigned char *buf,int off);
84#ifndef OPENSSL_NO_EC
85static int print_bin(BIO *fp, const char *str, const unsigned char *num,
86 size_t len, int off);
87#endif
88#ifndef OPENSSL_NO_RSA
89#ifndef OPENSSL_NO_FP_API
90int RSA_print_fp(FILE *fp, const RSA *x, int off)
91 {
92 BIO *b;
93 int ret;
94
95 if ((b=BIO_new(BIO_s_file())) == NULL)
96 {
97 RSAerr(RSA_F_RSA_PRINT_FP,ERR_R_BUF_LIB);
98 return(0);
99 }
100 BIO_set_fp(b,fp,BIO_NOCLOSE);
101 ret=RSA_print(b,x,off);
102 BIO_free(b);
103 return(ret);
104 }
105#endif
106
107int RSA_print(BIO *bp, const RSA *x, int off)
108 {
109 char str[128];
110 const char *s;
111 unsigned char *m=NULL;
112 int ret=0, mod_len = 0;
113 size_t buf_len=0, i;
114
115 if (x->n)
116 buf_len = (size_t)BN_num_bytes(x->n);
117 if (x->e)
118 if (buf_len < (i = (size_t)BN_num_bytes(x->e)))
119 buf_len = i;
120 if (x->d)
121 if (buf_len < (i = (size_t)BN_num_bytes(x->d)))
122 buf_len = i;
123 if (x->p)
124 if (buf_len < (i = (size_t)BN_num_bytes(x->p)))
125 buf_len = i;
126 if (x->q)
127 if (buf_len < (i = (size_t)BN_num_bytes(x->q)))
128 buf_len = i;
129 if (x->dmp1)
130 if (buf_len < (i = (size_t)BN_num_bytes(x->dmp1)))
131 buf_len = i;
132 if (x->dmq1)
133 if (buf_len < (i = (size_t)BN_num_bytes(x->dmq1)))
134 buf_len = i;
135 if (x->iqmp)
136 if (buf_len < (i = (size_t)BN_num_bytes(x->iqmp)))
137 buf_len = i;
138
139 m=(unsigned char *)OPENSSL_malloc(buf_len+10);
140 if (m == NULL)
141 {
142 RSAerr(RSA_F_RSA_PRINT,ERR_R_MALLOC_FAILURE);
143 goto err;
144 }
145
146 if (x->n != NULL)
147 mod_len = BN_num_bits(x->n);
148
149 if (x->d != NULL)
150 {
151 if(!BIO_indent(bp,off,128))
152 goto err;
153 if (BIO_printf(bp,"Private-Key: (%d bit)\n", mod_len)
154 <= 0) goto err;
155 }
156
157 if (x->d == NULL)
158 BIO_snprintf(str,sizeof str,"Modulus (%d bit):", mod_len);
159 else
160 BUF_strlcpy(str,"modulus:",sizeof str);
161 if (!print(bp,str,x->n,m,off)) goto err;
162 s=(x->d == NULL)?"Exponent:":"publicExponent:";
163 if ((x->e != NULL) && !print(bp,s,x->e,m,off))
164 goto err;
165 if ((x->d != NULL) && !print(bp,"privateExponent:",x->d,m,off))
166 goto err;
167 if ((x->p != NULL) && !print(bp,"prime1:",x->p,m,off))
168 goto err;
169 if ((x->q != NULL) && !print(bp,"prime2:",x->q,m,off))
170 goto err;
171 if ((x->dmp1 != NULL) && !print(bp,"exponent1:",x->dmp1,m,off))
172 goto err;
173 if ((x->dmq1 != NULL) && !print(bp,"exponent2:",x->dmq1,m,off))
174 goto err;
175 if ((x->iqmp != NULL) && !print(bp,"coefficient:",x->iqmp,m,off))
176 goto err;
177 ret=1;
178err:
179 if (m != NULL) OPENSSL_free(m);
180 return(ret);
181 }
182#endif /* OPENSSL_NO_RSA */
183
184#ifndef OPENSSL_NO_DSA
185#ifndef OPENSSL_NO_FP_API
186int DSA_print_fp(FILE *fp, const DSA *x, int off)
187 {
188 BIO *b;
189 int ret;
190
191 if ((b=BIO_new(BIO_s_file())) == NULL)
192 {
193 DSAerr(DSA_F_DSA_PRINT_FP,ERR_R_BUF_LIB);
194 return(0);
195 }
196 BIO_set_fp(b,fp,BIO_NOCLOSE);
197 ret=DSA_print(b,x,off);
198 BIO_free(b);
199 return(ret);
200 }
201#endif
202
203int DSA_print(BIO *bp, const DSA *x, int off)
204 {
205 unsigned char *m=NULL;
206 int ret=0;
207 size_t buf_len=0,i;
208
209 if (x->p)
210 buf_len = (size_t)BN_num_bytes(x->p);
211 else
212 {
213 DSAerr(DSA_F_DSA_PRINT,DSA_R_MISSING_PARAMETERS);
214 goto err;
215 }
216 if (x->q)
217 if (buf_len < (i = (size_t)BN_num_bytes(x->q)))
218 buf_len = i;
219 if (x->g)
220 if (buf_len < (i = (size_t)BN_num_bytes(x->g)))
221 buf_len = i;
222 if (x->priv_key)
223 if (buf_len < (i = (size_t)BN_num_bytes(x->priv_key)))
224 buf_len = i;
225 if (x->pub_key)
226 if (buf_len < (i = (size_t)BN_num_bytes(x->pub_key)))
227 buf_len = i;
228
229 m=(unsigned char *)OPENSSL_malloc(buf_len+10);
230 if (m == NULL)
231 {
232 DSAerr(DSA_F_DSA_PRINT,ERR_R_MALLOC_FAILURE);
233 goto err;
234 }
235
236 if (x->priv_key != NULL)
237 {
238 if(!BIO_indent(bp,off,128))
239 goto err;
240 if (BIO_printf(bp,"Private-Key: (%d bit)\n",BN_num_bits(x->p))
241 <= 0) goto err;
242 }
243
244 if ((x->priv_key != NULL) && !print(bp,"priv:",x->priv_key,m,off))
245 goto err;
246 if ((x->pub_key != NULL) && !print(bp,"pub: ",x->pub_key,m,off))
247 goto err;
248 if ((x->p != NULL) && !print(bp,"P: ",x->p,m,off)) goto err;
249 if ((x->q != NULL) && !print(bp,"Q: ",x->q,m,off)) goto err;
250 if ((x->g != NULL) && !print(bp,"G: ",x->g,m,off)) goto err;
251 ret=1;
252err:
253 if (m != NULL) OPENSSL_free(m);
254 return(ret);
255 }
256#endif /* !OPENSSL_NO_DSA */
257
258#ifndef OPENSSL_NO_EC
259#ifndef OPENSSL_NO_FP_API
260int ECPKParameters_print_fp(FILE *fp, const EC_GROUP *x, int off)
261 {
262 BIO *b;
263 int ret;
264
265 if ((b=BIO_new(BIO_s_file())) == NULL)
266 {
267 ECerr(EC_F_ECPKPARAMETERS_PRINT_FP,ERR_R_BUF_LIB);
268 return(0);
269 }
270 BIO_set_fp(b, fp, BIO_NOCLOSE);
271 ret = ECPKParameters_print(b, x, off);
272 BIO_free(b);
273 return(ret);
274 }
275
276int EC_KEY_print_fp(FILE *fp, const EC_KEY *x, int off)
277 {
278 BIO *b;
279 int ret;
280
281 if ((b=BIO_new(BIO_s_file())) == NULL)
282 {
283 ECerr(EC_F_EC_KEY_PRINT_FP, ERR_R_BIO_LIB);
284 return(0);
285 }
286 BIO_set_fp(b, fp, BIO_NOCLOSE);
287 ret = EC_KEY_print(b, x, off);
288 BIO_free(b);
289 return(ret);
290 }
291#endif
292
293int ECPKParameters_print(BIO *bp, const EC_GROUP *x, int off)
294 {
295 unsigned char *buffer=NULL;
296 size_t buf_len=0, i;
297 int ret=0, reason=ERR_R_BIO_LIB;
298 BN_CTX *ctx=NULL;
299 const EC_POINT *point=NULL;
300 BIGNUM *p=NULL, *a=NULL, *b=NULL, *gen=NULL,
301 *order=NULL, *cofactor=NULL;
302 const unsigned char *seed;
303 size_t seed_len=0;
304
305 static const char *gen_compressed = "Generator (compressed):";
306 static const char *gen_uncompressed = "Generator (uncompressed):";
307 static const char *gen_hybrid = "Generator (hybrid):";
308
309 if (!x)
310 {
311 reason = ERR_R_PASSED_NULL_PARAMETER;
312 goto err;
313 }
314
315 if (EC_GROUP_get_asn1_flag(x))
316 {
317 /* the curve parameter are given by an asn1 OID */
318 int nid;
319
320 if (!BIO_indent(bp, off, 128))
321 goto err;
322
323 nid = EC_GROUP_get_curve_name(x);
324 if (nid == 0)
325 goto err;
326
327 if (BIO_printf(bp, "ASN1 OID: %s", OBJ_nid2sn(nid)) <= 0)
328 goto err;
329 if (BIO_printf(bp, "\n") <= 0)
330 goto err;
331 }
332 else
333 {
334 /* explicit parameters */
335 int is_char_two = 0;
336 point_conversion_form_t form;
337 int tmp_nid = EC_METHOD_get_field_type(EC_GROUP_method_of(x));
338
339 if (tmp_nid == NID_X9_62_characteristic_two_field)
340 is_char_two = 1;
341
342 if ((p = BN_new()) == NULL || (a = BN_new()) == NULL ||
343 (b = BN_new()) == NULL || (order = BN_new()) == NULL ||
344 (cofactor = BN_new()) == NULL)
345 {
346 reason = ERR_R_MALLOC_FAILURE;
347 goto err;
348 }
349
350 if (is_char_two)
351 {
352 if (!EC_GROUP_get_curve_GF2m(x, p, a, b, ctx))
353 {
354 reason = ERR_R_EC_LIB;
355 goto err;
356 }
357 }
358 else /* prime field */
359 {
360 if (!EC_GROUP_get_curve_GFp(x, p, a, b, ctx))
361 {
362 reason = ERR_R_EC_LIB;
363 goto err;
364 }
365 }
366
367 if ((point = EC_GROUP_get0_generator(x)) == NULL)
368 {
369 reason = ERR_R_EC_LIB;
370 goto err;
371 }
372 if (!EC_GROUP_get_order(x, order, NULL) ||
373 !EC_GROUP_get_cofactor(x, cofactor, NULL))
374 {
375 reason = ERR_R_EC_LIB;
376 goto err;
377 }
378
379 form = EC_GROUP_get_point_conversion_form(x);
380
381 if ((gen = EC_POINT_point2bn(x, point,
382 form, NULL, ctx)) == NULL)
383 {
384 reason = ERR_R_EC_LIB;
385 goto err;
386 }
387
388 buf_len = (size_t)BN_num_bytes(p);
389 if (buf_len < (i = (size_t)BN_num_bytes(a)))
390 buf_len = i;
391 if (buf_len < (i = (size_t)BN_num_bytes(b)))
392 buf_len = i;
393 if (buf_len < (i = (size_t)BN_num_bytes(gen)))
394 buf_len = i;
395 if (buf_len < (i = (size_t)BN_num_bytes(order)))
396 buf_len = i;
397 if (buf_len < (i = (size_t)BN_num_bytes(cofactor)))
398 buf_len = i;
399
400 if ((seed = EC_GROUP_get0_seed(x)) != NULL)
401 seed_len = EC_GROUP_get_seed_len(x);
402
403 buf_len += 10;
404 if ((buffer = OPENSSL_malloc(buf_len)) == NULL)
405 {
406 reason = ERR_R_MALLOC_FAILURE;
407 goto err;
408 }
409
410 if (!BIO_indent(bp, off, 128))
411 goto err;
412
413 /* print the 'short name' of the field type */
414 if (BIO_printf(bp, "Field Type: %s\n", OBJ_nid2sn(tmp_nid))
415 <= 0)
416 goto err;
417
418 if (is_char_two)
419 {
420 /* print the 'short name' of the base type OID */
421 int basis_type = EC_GROUP_get_basis_type(x);
422 if (basis_type == 0)
423 goto err;
424
425 if (!BIO_indent(bp, off, 128))
426 goto err;
427
428 if (BIO_printf(bp, "Basis Type: %s\n",
429 OBJ_nid2sn(basis_type)) <= 0)
430 goto err;
431
432 /* print the polynomial */
433 if ((p != NULL) && !print(bp, "Polynomial:", p, buffer,
434 off))
435 goto err;
436 }
437 else
438 {
439 if ((p != NULL) && !print(bp, "Prime:", p, buffer,off))
440 goto err;
441 }
442 if ((a != NULL) && !print(bp, "A: ", a, buffer, off))
443 goto err;
444 if ((b != NULL) && !print(bp, "B: ", b, buffer, off))
445 goto err;
446 if (form == POINT_CONVERSION_COMPRESSED)
447 {
448 if ((gen != NULL) && !print(bp, gen_compressed, gen,
449 buffer, off))
450 goto err;
451 }
452 else if (form == POINT_CONVERSION_UNCOMPRESSED)
453 {
454 if ((gen != NULL) && !print(bp, gen_uncompressed, gen,
455 buffer, off))
456 goto err;
457 }
458 else /* form == POINT_CONVERSION_HYBRID */
459 {
460 if ((gen != NULL) && !print(bp, gen_hybrid, gen,
461 buffer, off))
462 goto err;
463 }
464 if ((order != NULL) && !print(bp, "Order: ", order,
465 buffer, off)) goto err;
466 if ((cofactor != NULL) && !print(bp, "Cofactor: ", cofactor,
467 buffer, off)) goto err;
468 if (seed && !print_bin(bp, "Seed:", seed, seed_len, off))
469 goto err;
470 }
471 ret=1;
472err:
473 if (!ret)
474 ECerr(EC_F_ECPKPARAMETERS_PRINT, reason);
475 if (p)
476 BN_free(p);
477 if (a)
478 BN_free(a);
479 if (b)
480 BN_free(b);
481 if (gen)
482 BN_free(gen);
483 if (order)
484 BN_free(order);
485 if (cofactor)
486 BN_free(cofactor);
487 if (ctx)
488 BN_CTX_free(ctx);
489 if (buffer != NULL)
490 OPENSSL_free(buffer);
491 return(ret);
492 }
493 64
494int EC_KEY_print(BIO *bp, const EC_KEY *x, int off) 65int ASN1_bn_print(BIO *bp, const char *number, const BIGNUM *num,
495 { 66 unsigned char *buf, int off)
496 unsigned char *buffer=NULL;
497 size_t buf_len=0, i;
498 int ret=0, reason=ERR_R_BIO_LIB;
499 BIGNUM *pub_key=NULL, *order=NULL;
500 BN_CTX *ctx=NULL;
501 const EC_GROUP *group;
502 const EC_POINT *public_key;
503 const BIGNUM *priv_key;
504
505 if (x == NULL || (group = EC_KEY_get0_group(x)) == NULL)
506 {
507 reason = ERR_R_PASSED_NULL_PARAMETER;
508 goto err;
509 }
510
511 public_key = EC_KEY_get0_public_key(x);
512 if ((pub_key = EC_POINT_point2bn(group, public_key,
513 EC_KEY_get_conv_form(x), NULL, ctx)) == NULL)
514 {
515 reason = ERR_R_EC_LIB;
516 goto err;
517 }
518
519 buf_len = (size_t)BN_num_bytes(pub_key);
520 priv_key = EC_KEY_get0_private_key(x);
521 if (priv_key != NULL)
522 {
523 if ((i = (size_t)BN_num_bytes(priv_key)) > buf_len)
524 buf_len = i;
525 }
526
527 buf_len += 10;
528 if ((buffer = OPENSSL_malloc(buf_len)) == NULL)
529 {
530 reason = ERR_R_MALLOC_FAILURE;
531 goto err;
532 }
533
534 if (priv_key != NULL)
535 {
536 if (!BIO_indent(bp, off, 128))
537 goto err;
538 if ((order = BN_new()) == NULL)
539 goto err;
540 if (!EC_GROUP_get_order(group, order, NULL))
541 goto err;
542 if (BIO_printf(bp, "Private-Key: (%d bit)\n",
543 BN_num_bits(order)) <= 0) goto err;
544 }
545
546 if ((priv_key != NULL) && !print(bp, "priv:", priv_key,
547 buffer, off))
548 goto err;
549 if ((pub_key != NULL) && !print(bp, "pub: ", pub_key,
550 buffer, off))
551 goto err;
552 if (!ECPKParameters_print(bp, group, off))
553 goto err;
554 ret=1;
555err:
556 if (!ret)
557 ECerr(EC_F_EC_KEY_PRINT, reason);
558 if (pub_key)
559 BN_free(pub_key);
560 if (order)
561 BN_free(order);
562 if (ctx)
563 BN_CTX_free(ctx);
564 if (buffer != NULL)
565 OPENSSL_free(buffer);
566 return(ret);
567 }
568#endif /* OPENSSL_NO_EC */
569
570static int print(BIO *bp, const char *number, const BIGNUM *num, unsigned char *buf,
571 int off)
572 { 67 {
573 int n,i; 68 int n,i;
574 const char *neg; 69 const char *neg;
@@ -617,223 +112,3 @@ static int print(BIO *bp, const char *number, const BIGNUM *num, unsigned char *
617 } 112 }
618 return(1); 113 return(1);
619 } 114 }
620
621#ifndef OPENSSL_NO_EC
622static int print_bin(BIO *fp, const char *name, const unsigned char *buf,
623 size_t len, int off)
624 {
625 size_t i;
626 char str[128];
627
628 if (buf == NULL)
629 return 1;
630 if (off)
631 {
632 if (off > 128)
633 off=128;
634 memset(str,' ',off);
635 if (BIO_write(fp, str, off) <= 0)
636 return 0;
637 }
638
639 if (BIO_printf(fp,"%s", name) <= 0)
640 return 0;
641
642 for (i=0; i<len; i++)
643 {
644 if ((i%15) == 0)
645 {
646 str[0]='\n';
647 memset(&(str[1]),' ',off+4);
648 if (BIO_write(fp, str, off+1+4) <= 0)
649 return 0;
650 }
651 if (BIO_printf(fp,"%02x%s",buf[i],((i+1) == len)?"":":") <= 0)
652 return 0;
653 }
654 if (BIO_write(fp,"\n",1) <= 0)
655 return 0;
656
657 return 1;
658 }
659#endif
660
661#ifndef OPENSSL_NO_DH
662#ifndef OPENSSL_NO_FP_API
663int DHparams_print_fp(FILE *fp, const DH *x)
664 {
665 BIO *b;
666 int ret;
667
668 if ((b=BIO_new(BIO_s_file())) == NULL)
669 {
670 DHerr(DH_F_DHPARAMS_PRINT_FP,ERR_R_BUF_LIB);
671 return(0);
672 }
673 BIO_set_fp(b,fp,BIO_NOCLOSE);
674 ret=DHparams_print(b, x);
675 BIO_free(b);
676 return(ret);
677 }
678#endif
679
680int DHparams_print(BIO *bp, const DH *x)
681 {
682 unsigned char *m=NULL;
683 int reason=ERR_R_BUF_LIB,ret=0;
684 size_t buf_len=0, i;
685
686 if (x->p)
687 buf_len = (size_t)BN_num_bytes(x->p);
688 else
689 {
690 reason = ERR_R_PASSED_NULL_PARAMETER;
691 goto err;
692 }
693 if (x->g)
694 if (buf_len < (i = (size_t)BN_num_bytes(x->g)))
695 buf_len = i;
696 m=(unsigned char *)OPENSSL_malloc(buf_len+10);
697 if (m == NULL)
698 {
699 reason=ERR_R_MALLOC_FAILURE;
700 goto err;
701 }
702
703 if (BIO_printf(bp,"Diffie-Hellman-Parameters: (%d bit)\n",
704 BN_num_bits(x->p)) <= 0)
705 goto err;
706 if (!print(bp,"prime:",x->p,m,4)) goto err;
707 if (!print(bp,"generator:",x->g,m,4)) goto err;
708 if (x->length != 0)
709 {
710 if (BIO_printf(bp," recommended-private-length: %d bits\n",
711 (int)x->length) <= 0) goto err;
712 }
713 ret=1;
714 if (0)
715 {
716err:
717 DHerr(DH_F_DHPARAMS_PRINT,reason);
718 }
719 if (m != NULL) OPENSSL_free(m);
720 return(ret);
721 }
722#endif
723
724#ifndef OPENSSL_NO_DSA
725#ifndef OPENSSL_NO_FP_API
726int DSAparams_print_fp(FILE *fp, const DSA *x)
727 {
728 BIO *b;
729 int ret;
730
731 if ((b=BIO_new(BIO_s_file())) == NULL)
732 {
733 DSAerr(DSA_F_DSAPARAMS_PRINT_FP,ERR_R_BUF_LIB);
734 return(0);
735 }
736 BIO_set_fp(b,fp,BIO_NOCLOSE);
737 ret=DSAparams_print(b, x);
738 BIO_free(b);
739 return(ret);
740 }
741#endif
742
743int DSAparams_print(BIO *bp, const DSA *x)
744 {
745 unsigned char *m=NULL;
746 int ret=0;
747 size_t buf_len=0,i;
748
749 if (x->p)
750 buf_len = (size_t)BN_num_bytes(x->p);
751 else
752 {
753 DSAerr(DSA_F_DSAPARAMS_PRINT,DSA_R_MISSING_PARAMETERS);
754 goto err;
755 }
756 if (x->q)
757 if (buf_len < (i = (size_t)BN_num_bytes(x->q)))
758 buf_len = i;
759 if (x->g)
760 if (buf_len < (i = (size_t)BN_num_bytes(x->g)))
761 buf_len = i;
762 m=(unsigned char *)OPENSSL_malloc(buf_len+10);
763 if (m == NULL)
764 {
765 DSAerr(DSA_F_DSAPARAMS_PRINT,ERR_R_MALLOC_FAILURE);
766 goto err;
767 }
768
769 if (BIO_printf(bp,"DSA-Parameters: (%d bit)\n",
770 BN_num_bits(x->p)) <= 0)
771 goto err;
772 if (!print(bp,"p:",x->p,m,4)) goto err;
773 if ((x->q != NULL) && !print(bp,"q:",x->q,m,4)) goto err;
774 if ((x->g != NULL) && !print(bp,"g:",x->g,m,4)) goto err;
775 ret=1;
776err:
777 if (m != NULL) OPENSSL_free(m);
778 return(ret);
779 }
780
781#endif /* !OPENSSL_NO_DSA */
782
783#ifndef OPENSSL_NO_EC
784#ifndef OPENSSL_NO_FP_API
785int ECParameters_print_fp(FILE *fp, const EC_KEY *x)
786 {
787 BIO *b;
788 int ret;
789
790 if ((b=BIO_new(BIO_s_file())) == NULL)
791 {
792 ECerr(EC_F_ECPARAMETERS_PRINT_FP, ERR_R_BIO_LIB);
793 return(0);
794 }
795 BIO_set_fp(b, fp, BIO_NOCLOSE);
796 ret = ECParameters_print(b, x);
797 BIO_free(b);
798 return(ret);
799 }
800#endif
801
802int ECParameters_print(BIO *bp, const EC_KEY *x)
803 {
804 int reason=ERR_R_EC_LIB, ret=0;
805 BIGNUM *order=NULL;
806 const EC_GROUP *group;
807
808 if (x == NULL || (group = EC_KEY_get0_group(x)) == NULL)
809 {
810 reason = ERR_R_PASSED_NULL_PARAMETER;;
811 goto err;
812 }
813
814 if ((order = BN_new()) == NULL)
815 {
816 reason = ERR_R_MALLOC_FAILURE;
817 goto err;
818 }
819
820 if (!EC_GROUP_get_order(group, order, NULL))
821 {
822 reason = ERR_R_EC_LIB;
823 goto err;
824 }
825
826 if (BIO_printf(bp, "ECDSA-Parameters: (%d bit)\n",
827 BN_num_bits(order)) <= 0)
828 goto err;
829 if (!ECPKParameters_print(bp, group, 4))
830 goto err;
831 ret=1;
832err:
833 if (order)
834 BN_free(order);
835 ECerr(EC_F_ECPARAMETERS_PRINT, reason);
836 return(ret);
837 }
838
839#endif
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-04-26 07:37:50 +0000