diff options
Diffstat (limited to 'src/lib/libcrypto/x509/x509_alt.c')
-rw-r--r-- | src/lib/libcrypto/x509/x509_alt.c | 699 |
1 files changed, 699 insertions, 0 deletions
diff --git a/src/lib/libcrypto/x509/x509_alt.c b/src/lib/libcrypto/x509/x509_alt.c new file mode 100644 index 0000000000..45aaec24c0 --- /dev/null +++ b/src/lib/libcrypto/x509/x509_alt.c | |||
@@ -0,0 +1,699 @@ | |||
1 | /* $OpenBSD: x509_alt.c,v 1.1 2020/06/04 15:19:31 jsing Exp $ */ | ||
2 | /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL | ||
3 | * project. | ||
4 | */ | ||
5 | /* ==================================================================== | ||
6 | * Copyright (c) 1999-2003 The OpenSSL Project. All rights reserved. | ||
7 | * | ||
8 | * Redistribution and use in source and binary forms, with or without | ||
9 | * modification, are permitted provided that the following conditions | ||
10 | * are met: | ||
11 | * | ||
12 | * 1. Redistributions of source code must retain the above copyright | ||
13 | * notice, this list of conditions and the following disclaimer. | ||
14 | * | ||
15 | * 2. Redistributions in binary form must reproduce the above copyright | ||
16 | * notice, this list of conditions and the following disclaimer in | ||
17 | * the documentation and/or other materials provided with the | ||
18 | * distribution. | ||
19 | * | ||
20 | * 3. All advertising materials mentioning features or use of this | ||
21 | * software must display the following acknowledgment: | ||
22 | * "This product includes software developed by the OpenSSL Project | ||
23 | * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" | ||
24 | * | ||
25 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | ||
26 | * endorse or promote products derived from this software without | ||
27 | * prior written permission. For written permission, please contact | ||
28 | * licensing@OpenSSL.org. | ||
29 | * | ||
30 | * 5. Products derived from this software may not be called "OpenSSL" | ||
31 | * nor may "OpenSSL" appear in their names without prior written | ||
32 | * permission of the OpenSSL Project. | ||
33 | * | ||
34 | * 6. Redistributions of any form whatsoever must retain the following | ||
35 | * acknowledgment: | ||
36 | * "This product includes software developed by the OpenSSL Project | ||
37 | * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" | ||
38 | * | ||
39 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | ||
40 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
41 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | ||
42 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | ||
43 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | ||
44 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | ||
45 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | ||
46 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | ||
47 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | ||
48 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
49 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | ||
50 | * OF THE POSSIBILITY OF SUCH DAMAGE. | ||
51 | * ==================================================================== | ||
52 | * | ||
53 | * This product includes cryptographic software written by Eric Young | ||
54 | * (eay@cryptsoft.com). This product includes software written by Tim | ||
55 | * Hudson (tjh@cryptsoft.com). | ||
56 | * | ||
57 | */ | ||
58 | |||
59 | #include <stdio.h> | ||
60 | #include <string.h> | ||
61 | |||
62 | #include <openssl/conf.h> | ||
63 | #include <openssl/err.h> | ||
64 | #include <openssl/x509v3.h> | ||
65 | |||
66 | static GENERAL_NAMES *v2i_subject_alt(X509V3_EXT_METHOD *method, | ||
67 | X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval); | ||
68 | static GENERAL_NAMES *v2i_issuer_alt(X509V3_EXT_METHOD *method, | ||
69 | X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval); | ||
70 | static int copy_email(X509V3_CTX *ctx, GENERAL_NAMES *gens, int move_p); | ||
71 | static int copy_issuer(X509V3_CTX *ctx, GENERAL_NAMES *gens); | ||
72 | static int do_othername(GENERAL_NAME *gen, const char *value, X509V3_CTX *ctx); | ||
73 | static int do_dirname(GENERAL_NAME *gen, const char *value, X509V3_CTX *ctx); | ||
74 | |||
75 | const X509V3_EXT_METHOD v3_alt[] = { | ||
76 | { | ||
77 | .ext_nid = NID_subject_alt_name, | ||
78 | .ext_flags = 0, | ||
79 | .it = &GENERAL_NAMES_it, | ||
80 | .ext_new = NULL, | ||
81 | .ext_free = NULL, | ||
82 | .d2i = NULL, | ||
83 | .i2d = NULL, | ||
84 | .i2s = NULL, | ||
85 | .s2i = NULL, | ||
86 | .i2v = (X509V3_EXT_I2V)i2v_GENERAL_NAMES, | ||
87 | .v2i = (X509V3_EXT_V2I)v2i_subject_alt, | ||
88 | .i2r = NULL, | ||
89 | .r2i = NULL, | ||
90 | .usr_data = NULL, | ||
91 | }, | ||
92 | { | ||
93 | .ext_nid = NID_issuer_alt_name, | ||
94 | .ext_flags = 0, | ||
95 | .it = &GENERAL_NAMES_it, | ||
96 | .ext_new = NULL, | ||
97 | .ext_free = NULL, | ||
98 | .d2i = NULL, | ||
99 | .i2d = NULL, | ||
100 | .i2s = NULL, | ||
101 | .s2i = NULL, | ||
102 | .i2v = (X509V3_EXT_I2V)i2v_GENERAL_NAMES, | ||
103 | .v2i = (X509V3_EXT_V2I)v2i_issuer_alt, | ||
104 | .i2r = NULL, | ||
105 | .r2i = NULL, | ||
106 | .usr_data = NULL, | ||
107 | }, | ||
108 | { | ||
109 | .ext_nid = NID_certificate_issuer, | ||
110 | .ext_flags = 0, | ||
111 | .it = &GENERAL_NAMES_it, | ||
112 | .ext_new = NULL, | ||
113 | .ext_free = NULL, | ||
114 | .d2i = NULL, | ||
115 | .i2d = NULL, | ||
116 | .i2s = NULL, | ||
117 | .s2i = NULL, | ||
118 | .i2v = (X509V3_EXT_I2V)i2v_GENERAL_NAMES, | ||
119 | .v2i = NULL, | ||
120 | .i2r = NULL, | ||
121 | .r2i = NULL, | ||
122 | .usr_data = NULL, | ||
123 | }, | ||
124 | }; | ||
125 | |||
126 | STACK_OF(CONF_VALUE) * | ||
127 | i2v_GENERAL_NAMES(X509V3_EXT_METHOD *method, GENERAL_NAMES *gens, | ||
128 | STACK_OF(CONF_VALUE) *ret) | ||
129 | { | ||
130 | STACK_OF(CONF_VALUE) *free_ret = NULL; | ||
131 | GENERAL_NAME *gen; | ||
132 | int i; | ||
133 | |||
134 | if (ret == NULL) { | ||
135 | if ((free_ret = ret = sk_CONF_VALUE_new_null()) == NULL) | ||
136 | return NULL; | ||
137 | } | ||
138 | |||
139 | for (i = 0; i < sk_GENERAL_NAME_num(gens); i++) { | ||
140 | if ((gen = sk_GENERAL_NAME_value(gens, i)) == NULL) | ||
141 | goto err; | ||
142 | if ((ret = i2v_GENERAL_NAME(method, gen, ret)) == NULL) | ||
143 | goto err; | ||
144 | } | ||
145 | |||
146 | return ret; | ||
147 | |||
148 | err: | ||
149 | sk_CONF_VALUE_pop_free(free_ret, X509V3_conf_free); | ||
150 | |||
151 | return NULL; | ||
152 | } | ||
153 | |||
154 | STACK_OF(CONF_VALUE) * | ||
155 | i2v_GENERAL_NAME(X509V3_EXT_METHOD *method, GENERAL_NAME *gen, | ||
156 | STACK_OF(CONF_VALUE) *ret) | ||
157 | { | ||
158 | STACK_OF(CONF_VALUE) *free_ret = NULL; | ||
159 | unsigned char *p; | ||
160 | char oline[256], htmp[5]; | ||
161 | int i; | ||
162 | |||
163 | if (ret == NULL) { | ||
164 | if ((free_ret = ret = sk_CONF_VALUE_new_null()) == NULL) | ||
165 | return NULL; | ||
166 | } | ||
167 | |||
168 | switch (gen->type) { | ||
169 | case GEN_OTHERNAME: | ||
170 | if (!X509V3_add_value("othername", "<unsupported>", &ret)) | ||
171 | goto err; | ||
172 | break; | ||
173 | |||
174 | case GEN_X400: | ||
175 | if (!X509V3_add_value("X400Name", "<unsupported>", &ret)) | ||
176 | goto err; | ||
177 | break; | ||
178 | |||
179 | case GEN_EDIPARTY: | ||
180 | if (!X509V3_add_value("EdiPartyName", "<unsupported>", &ret)) | ||
181 | goto err; | ||
182 | break; | ||
183 | |||
184 | case GEN_EMAIL: | ||
185 | if (!X509V3_add_value_uchar("email", gen->d.ia5->data, &ret)) | ||
186 | goto err; | ||
187 | break; | ||
188 | |||
189 | case GEN_DNS: | ||
190 | if (!X509V3_add_value_uchar("DNS", gen->d.ia5->data, &ret)) | ||
191 | goto err; | ||
192 | break; | ||
193 | |||
194 | case GEN_URI: | ||
195 | if (!X509V3_add_value_uchar("URI", gen->d.ia5->data, &ret)) | ||
196 | goto err; | ||
197 | break; | ||
198 | |||
199 | case GEN_DIRNAME: | ||
200 | if (X509_NAME_oneline(gen->d.dirn, oline, 256) == NULL) | ||
201 | goto err; | ||
202 | if (!X509V3_add_value("DirName", oline, &ret)) | ||
203 | goto err; | ||
204 | break; | ||
205 | |||
206 | case GEN_IPADD: /* XXX */ | ||
207 | p = gen->d.ip->data; | ||
208 | if (gen->d.ip->length == 4) | ||
209 | (void) snprintf(oline, sizeof oline, | ||
210 | "%d.%d.%d.%d", p[0], p[1], p[2], p[3]); | ||
211 | else if (gen->d.ip->length == 16) { | ||
212 | oline[0] = 0; | ||
213 | for (i = 0; i < 8; i++) { | ||
214 | (void) snprintf(htmp, sizeof htmp, | ||
215 | "%X", p[0] << 8 | p[1]); | ||
216 | p += 2; | ||
217 | strlcat(oline, htmp, sizeof(oline)); | ||
218 | if (i != 7) | ||
219 | strlcat(oline, ":", sizeof(oline)); | ||
220 | } | ||
221 | } else { | ||
222 | if (!X509V3_add_value("IP Address", "<invalid>", &ret)) | ||
223 | goto err; | ||
224 | break; | ||
225 | } | ||
226 | if (!X509V3_add_value("IP Address", oline, &ret)) | ||
227 | goto err; | ||
228 | break; | ||
229 | |||
230 | case GEN_RID: | ||
231 | if (!i2t_ASN1_OBJECT(oline, 256, gen->d.rid)) | ||
232 | goto err; | ||
233 | if (!X509V3_add_value("Registered ID", oline, &ret)) | ||
234 | goto err; | ||
235 | break; | ||
236 | } | ||
237 | |||
238 | return ret; | ||
239 | |||
240 | err: | ||
241 | sk_CONF_VALUE_pop_free(free_ret, X509V3_conf_free); | ||
242 | |||
243 | return NULL; | ||
244 | } | ||
245 | |||
246 | int | ||
247 | GENERAL_NAME_print(BIO *out, GENERAL_NAME *gen) | ||
248 | { | ||
249 | unsigned char *p; | ||
250 | int i; | ||
251 | |||
252 | switch (gen->type) { | ||
253 | case GEN_OTHERNAME: | ||
254 | BIO_printf(out, "othername:<unsupported>"); | ||
255 | break; | ||
256 | |||
257 | case GEN_X400: | ||
258 | BIO_printf(out, "X400Name:<unsupported>"); | ||
259 | break; | ||
260 | |||
261 | case GEN_EDIPARTY: | ||
262 | /* Maybe fix this: it is supported now */ | ||
263 | BIO_printf(out, "EdiPartyName:<unsupported>"); | ||
264 | break; | ||
265 | |||
266 | case GEN_EMAIL: | ||
267 | BIO_printf(out, "email:%s", gen->d.ia5->data); | ||
268 | break; | ||
269 | |||
270 | case GEN_DNS: | ||
271 | BIO_printf(out, "DNS:%s", gen->d.ia5->data); | ||
272 | break; | ||
273 | |||
274 | case GEN_URI: | ||
275 | BIO_printf(out, "URI:%s", gen->d.ia5->data); | ||
276 | break; | ||
277 | |||
278 | case GEN_DIRNAME: | ||
279 | BIO_printf(out, "DirName: "); | ||
280 | X509_NAME_print_ex(out, gen->d.dirn, 0, XN_FLAG_ONELINE); | ||
281 | break; | ||
282 | |||
283 | case GEN_IPADD: | ||
284 | p = gen->d.ip->data; | ||
285 | if (gen->d.ip->length == 4) | ||
286 | BIO_printf(out, "IP Address:%d.%d.%d.%d", | ||
287 | p[0], p[1], p[2], p[3]); | ||
288 | else if (gen->d.ip->length == 16) { | ||
289 | BIO_printf(out, "IP Address"); | ||
290 | for (i = 0; i < 8; i++) { | ||
291 | BIO_printf(out, ":%X", p[0] << 8 | p[1]); | ||
292 | p += 2; | ||
293 | } | ||
294 | BIO_puts(out, "\n"); | ||
295 | } else { | ||
296 | BIO_printf(out, "IP Address:<invalid>"); | ||
297 | break; | ||
298 | } | ||
299 | break; | ||
300 | |||
301 | case GEN_RID: | ||
302 | BIO_printf(out, "Registered ID"); | ||
303 | i2a_ASN1_OBJECT(out, gen->d.rid); | ||
304 | break; | ||
305 | } | ||
306 | return 1; | ||
307 | } | ||
308 | |||
309 | static GENERAL_NAMES * | ||
310 | v2i_issuer_alt(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, | ||
311 | STACK_OF(CONF_VALUE) *nval) | ||
312 | { | ||
313 | GENERAL_NAMES *gens = NULL; | ||
314 | CONF_VALUE *cnf; | ||
315 | int i; | ||
316 | |||
317 | if ((gens = sk_GENERAL_NAME_new_null()) == NULL) { | ||
318 | X509V3error(ERR_R_MALLOC_FAILURE); | ||
319 | return NULL; | ||
320 | } | ||
321 | for (i = 0; i < sk_CONF_VALUE_num(nval); i++) { | ||
322 | cnf = sk_CONF_VALUE_value(nval, i); | ||
323 | if (name_cmp(cnf->name, "issuer") == 0 && cnf->value != NULL && | ||
324 | strcmp(cnf->value, "copy") == 0) { | ||
325 | if (!copy_issuer(ctx, gens)) | ||
326 | goto err; | ||
327 | } else { | ||
328 | GENERAL_NAME *gen; | ||
329 | if ((gen = v2i_GENERAL_NAME(method, ctx, cnf)) == NULL) | ||
330 | goto err; | ||
331 | if (sk_GENERAL_NAME_push(gens, gen) == 0) { | ||
332 | GENERAL_NAME_free(gen); | ||
333 | goto err; | ||
334 | } | ||
335 | } | ||
336 | } | ||
337 | return gens; | ||
338 | |||
339 | err: | ||
340 | sk_GENERAL_NAME_pop_free(gens, GENERAL_NAME_free); | ||
341 | return NULL; | ||
342 | } | ||
343 | |||
344 | /* Append subject altname of issuer to issuer alt name of subject */ | ||
345 | |||
346 | static int | ||
347 | copy_issuer(X509V3_CTX *ctx, GENERAL_NAMES *gens) | ||
348 | { | ||
349 | GENERAL_NAMES *ialt; | ||
350 | GENERAL_NAME *gen; | ||
351 | X509_EXTENSION *ext; | ||
352 | int i; | ||
353 | |||
354 | if (ctx && (ctx->flags == CTX_TEST)) | ||
355 | return 1; | ||
356 | if (!ctx || !ctx->issuer_cert) { | ||
357 | X509V3error(X509V3_R_NO_ISSUER_DETAILS); | ||
358 | goto err; | ||
359 | } | ||
360 | i = X509_get_ext_by_NID(ctx->issuer_cert, NID_subject_alt_name, -1); | ||
361 | if (i < 0) | ||
362 | return 1; | ||
363 | if (!(ext = X509_get_ext(ctx->issuer_cert, i)) || | ||
364 | !(ialt = X509V3_EXT_d2i(ext))) { | ||
365 | X509V3error(X509V3_R_ISSUER_DECODE_ERROR); | ||
366 | goto err; | ||
367 | } | ||
368 | |||
369 | for (i = 0; i < sk_GENERAL_NAME_num(ialt); i++) { | ||
370 | gen = sk_GENERAL_NAME_value(ialt, i); | ||
371 | if (!sk_GENERAL_NAME_push(gens, gen)) { | ||
372 | X509V3error(ERR_R_MALLOC_FAILURE); | ||
373 | goto err; | ||
374 | } | ||
375 | } | ||
376 | sk_GENERAL_NAME_free(ialt); | ||
377 | |||
378 | return 1; | ||
379 | |||
380 | err: | ||
381 | return 0; | ||
382 | |||
383 | } | ||
384 | |||
385 | static GENERAL_NAMES * | ||
386 | v2i_subject_alt(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, | ||
387 | STACK_OF(CONF_VALUE) *nval) | ||
388 | { | ||
389 | GENERAL_NAMES *gens = NULL; | ||
390 | CONF_VALUE *cnf; | ||
391 | int i; | ||
392 | |||
393 | if (!(gens = sk_GENERAL_NAME_new_null())) { | ||
394 | X509V3error(ERR_R_MALLOC_FAILURE); | ||
395 | return NULL; | ||
396 | } | ||
397 | for (i = 0; i < sk_CONF_VALUE_num(nval); i++) { | ||
398 | cnf = sk_CONF_VALUE_value(nval, i); | ||
399 | if (!name_cmp(cnf->name, "email") && cnf->value && | ||
400 | !strcmp(cnf->value, "copy")) { | ||
401 | if (!copy_email(ctx, gens, 0)) | ||
402 | goto err; | ||
403 | } else if (!name_cmp(cnf->name, "email") && cnf->value && | ||
404 | !strcmp(cnf->value, "move")) { | ||
405 | if (!copy_email(ctx, gens, 1)) | ||
406 | goto err; | ||
407 | } else { | ||
408 | GENERAL_NAME *gen; | ||
409 | if (!(gen = v2i_GENERAL_NAME(method, ctx, cnf))) | ||
410 | goto err; | ||
411 | if (sk_GENERAL_NAME_push(gens, gen) == 0) { | ||
412 | GENERAL_NAME_free(gen); | ||
413 | goto err; | ||
414 | } | ||
415 | } | ||
416 | } | ||
417 | return gens; | ||
418 | |||
419 | err: | ||
420 | sk_GENERAL_NAME_pop_free(gens, GENERAL_NAME_free); | ||
421 | return NULL; | ||
422 | } | ||
423 | |||
424 | /* Copy any email addresses in a certificate or request to | ||
425 | * GENERAL_NAMES | ||
426 | */ | ||
427 | |||
428 | static int | ||
429 | copy_email(X509V3_CTX *ctx, GENERAL_NAMES *gens, int move_p) | ||
430 | { | ||
431 | X509_NAME *nm; | ||
432 | ASN1_IA5STRING *email = NULL; | ||
433 | X509_NAME_ENTRY *ne; | ||
434 | GENERAL_NAME *gen = NULL; | ||
435 | int i; | ||
436 | |||
437 | if (ctx != NULL && ctx->flags == CTX_TEST) | ||
438 | return 1; | ||
439 | if (!ctx || (!ctx->subject_cert && !ctx->subject_req)) { | ||
440 | X509V3error(X509V3_R_NO_SUBJECT_DETAILS); | ||
441 | goto err; | ||
442 | } | ||
443 | /* Find the subject name */ | ||
444 | if (ctx->subject_cert) | ||
445 | nm = X509_get_subject_name(ctx->subject_cert); | ||
446 | else | ||
447 | nm = X509_REQ_get_subject_name(ctx->subject_req); | ||
448 | |||
449 | /* Now add any email address(es) to STACK */ | ||
450 | i = -1; | ||
451 | while ((i = X509_NAME_get_index_by_NID(nm, | ||
452 | NID_pkcs9_emailAddress, i)) >= 0) { | ||
453 | ne = X509_NAME_get_entry(nm, i); | ||
454 | email = ASN1_STRING_dup(X509_NAME_ENTRY_get_data(ne)); | ||
455 | if (move_p) { | ||
456 | X509_NAME_delete_entry(nm, i); | ||
457 | X509_NAME_ENTRY_free(ne); | ||
458 | i--; | ||
459 | } | ||
460 | if (!email || !(gen = GENERAL_NAME_new())) { | ||
461 | X509V3error(ERR_R_MALLOC_FAILURE); | ||
462 | goto err; | ||
463 | } | ||
464 | gen->d.ia5 = email; | ||
465 | email = NULL; | ||
466 | gen->type = GEN_EMAIL; | ||
467 | if (!sk_GENERAL_NAME_push(gens, gen)) { | ||
468 | X509V3error(ERR_R_MALLOC_FAILURE); | ||
469 | goto err; | ||
470 | } | ||
471 | gen = NULL; | ||
472 | } | ||
473 | |||
474 | return 1; | ||
475 | |||
476 | err: | ||
477 | GENERAL_NAME_free(gen); | ||
478 | ASN1_IA5STRING_free(email); | ||
479 | return 0; | ||
480 | } | ||
481 | |||
482 | GENERAL_NAMES * | ||
483 | v2i_GENERAL_NAMES(const X509V3_EXT_METHOD *method, X509V3_CTX *ctx, | ||
484 | STACK_OF(CONF_VALUE) *nval) | ||
485 | { | ||
486 | GENERAL_NAME *gen; | ||
487 | GENERAL_NAMES *gens = NULL; | ||
488 | CONF_VALUE *cnf; | ||
489 | int i; | ||
490 | |||
491 | if (!(gens = sk_GENERAL_NAME_new_null())) { | ||
492 | X509V3error(ERR_R_MALLOC_FAILURE); | ||
493 | return NULL; | ||
494 | } | ||
495 | for (i = 0; i < sk_CONF_VALUE_num(nval); i++) { | ||
496 | cnf = sk_CONF_VALUE_value(nval, i); | ||
497 | if (!(gen = v2i_GENERAL_NAME(method, ctx, cnf))) | ||
498 | goto err; | ||
499 | if (sk_GENERAL_NAME_push(gens, gen) == 0) { | ||
500 | GENERAL_NAME_free(gen); | ||
501 | goto err; | ||
502 | } | ||
503 | } | ||
504 | return gens; | ||
505 | |||
506 | err: | ||
507 | sk_GENERAL_NAME_pop_free(gens, GENERAL_NAME_free); | ||
508 | return NULL; | ||
509 | } | ||
510 | |||
511 | GENERAL_NAME * | ||
512 | v2i_GENERAL_NAME(const X509V3_EXT_METHOD *method, X509V3_CTX *ctx, | ||
513 | CONF_VALUE *cnf) | ||
514 | { | ||
515 | return v2i_GENERAL_NAME_ex(NULL, method, ctx, cnf, 0); | ||
516 | } | ||
517 | |||
518 | GENERAL_NAME * | ||
519 | a2i_GENERAL_NAME(GENERAL_NAME *out, const X509V3_EXT_METHOD *method, | ||
520 | X509V3_CTX *ctx, int gen_type, const char *value, int is_nc) | ||
521 | { | ||
522 | char is_string = 0; | ||
523 | GENERAL_NAME *gen = NULL; | ||
524 | |||
525 | if (!value) { | ||
526 | X509V3error(X509V3_R_MISSING_VALUE); | ||
527 | return NULL; | ||
528 | } | ||
529 | |||
530 | if (out) | ||
531 | gen = out; | ||
532 | else { | ||
533 | gen = GENERAL_NAME_new(); | ||
534 | if (gen == NULL) { | ||
535 | X509V3error(ERR_R_MALLOC_FAILURE); | ||
536 | return NULL; | ||
537 | } | ||
538 | } | ||
539 | |||
540 | switch (gen_type) { | ||
541 | case GEN_URI: | ||
542 | case GEN_EMAIL: | ||
543 | case GEN_DNS: | ||
544 | is_string = 1; | ||
545 | break; | ||
546 | |||
547 | case GEN_RID: | ||
548 | { | ||
549 | ASN1_OBJECT *obj; | ||
550 | if (!(obj = OBJ_txt2obj(value, 0))) { | ||
551 | X509V3error(X509V3_R_BAD_OBJECT); | ||
552 | ERR_asprintf_error_data("value=%s", value); | ||
553 | goto err; | ||
554 | } | ||
555 | gen->d.rid = obj; | ||
556 | } | ||
557 | break; | ||
558 | |||
559 | case GEN_IPADD: | ||
560 | if (is_nc) | ||
561 | gen->d.ip = a2i_IPADDRESS_NC(value); | ||
562 | else | ||
563 | gen->d.ip = a2i_IPADDRESS(value); | ||
564 | if (gen->d.ip == NULL) { | ||
565 | X509V3error(X509V3_R_BAD_IP_ADDRESS); | ||
566 | ERR_asprintf_error_data("value=%s", value); | ||
567 | goto err; | ||
568 | } | ||
569 | break; | ||
570 | |||
571 | case GEN_DIRNAME: | ||
572 | if (!do_dirname(gen, value, ctx)) { | ||
573 | X509V3error(X509V3_R_DIRNAME_ERROR); | ||
574 | goto err; | ||
575 | } | ||
576 | break; | ||
577 | |||
578 | case GEN_OTHERNAME: | ||
579 | if (!do_othername(gen, value, ctx)) { | ||
580 | X509V3error(X509V3_R_OTHERNAME_ERROR); | ||
581 | goto err; | ||
582 | } | ||
583 | break; | ||
584 | |||
585 | default: | ||
586 | X509V3error(X509V3_R_UNSUPPORTED_TYPE); | ||
587 | goto err; | ||
588 | } | ||
589 | |||
590 | if (is_string) { | ||
591 | if (!(gen->d.ia5 = ASN1_IA5STRING_new()) || | ||
592 | !ASN1_STRING_set(gen->d.ia5, value, strlen(value))) { | ||
593 | X509V3error(ERR_R_MALLOC_FAILURE); | ||
594 | goto err; | ||
595 | } | ||
596 | } | ||
597 | |||
598 | gen->type = gen_type; | ||
599 | |||
600 | return gen; | ||
601 | |||
602 | err: | ||
603 | if (out == NULL) | ||
604 | GENERAL_NAME_free(gen); | ||
605 | return NULL; | ||
606 | } | ||
607 | |||
608 | GENERAL_NAME * | ||
609 | v2i_GENERAL_NAME_ex(GENERAL_NAME *out, const X509V3_EXT_METHOD *method, | ||
610 | X509V3_CTX *ctx, CONF_VALUE *cnf, int is_nc) | ||
611 | { | ||
612 | int type; | ||
613 | char *name, *value; | ||
614 | |||
615 | name = cnf->name; | ||
616 | value = cnf->value; | ||
617 | |||
618 | if (!value) { | ||
619 | X509V3error(X509V3_R_MISSING_VALUE); | ||
620 | return NULL; | ||
621 | } | ||
622 | |||
623 | if (!name_cmp(name, "email")) | ||
624 | type = GEN_EMAIL; | ||
625 | else if (!name_cmp(name, "URI")) | ||
626 | type = GEN_URI; | ||
627 | else if (!name_cmp(name, "DNS")) | ||
628 | type = GEN_DNS; | ||
629 | else if (!name_cmp(name, "RID")) | ||
630 | type = GEN_RID; | ||
631 | else if (!name_cmp(name, "IP")) | ||
632 | type = GEN_IPADD; | ||
633 | else if (!name_cmp(name, "dirName")) | ||
634 | type = GEN_DIRNAME; | ||
635 | else if (!name_cmp(name, "otherName")) | ||
636 | type = GEN_OTHERNAME; | ||
637 | else { | ||
638 | X509V3error(X509V3_R_UNSUPPORTED_OPTION); | ||
639 | ERR_asprintf_error_data("name=%s", name); | ||
640 | return NULL; | ||
641 | } | ||
642 | |||
643 | return a2i_GENERAL_NAME(out, method, ctx, type, value, is_nc); | ||
644 | } | ||
645 | |||
646 | static int | ||
647 | do_othername(GENERAL_NAME *gen, const char *value, X509V3_CTX *ctx) | ||
648 | { | ||
649 | char *objtmp = NULL, *p; | ||
650 | int objlen; | ||
651 | |||
652 | if (!(p = strchr(value, ';'))) | ||
653 | return 0; | ||
654 | if (!(gen->d.otherName = OTHERNAME_new())) | ||
655 | return 0; | ||
656 | /* Free this up because we will overwrite it. | ||
657 | * no need to free type_id because it is static | ||
658 | */ | ||
659 | ASN1_TYPE_free(gen->d.otherName->value); | ||
660 | if (!(gen->d.otherName->value = ASN1_generate_v3(p + 1, ctx))) | ||
661 | return 0; | ||
662 | objlen = p - value; | ||
663 | objtmp = malloc(objlen + 1); | ||
664 | if (objtmp) { | ||
665 | strlcpy(objtmp, value, objlen + 1); | ||
666 | gen->d.otherName->type_id = OBJ_txt2obj(objtmp, 0); | ||
667 | free(objtmp); | ||
668 | } else | ||
669 | gen->d.otherName->type_id = NULL; | ||
670 | if (!gen->d.otherName->type_id) | ||
671 | return 0; | ||
672 | return 1; | ||
673 | } | ||
674 | |||
675 | static int | ||
676 | do_dirname(GENERAL_NAME *gen, const char *value, X509V3_CTX *ctx) | ||
677 | { | ||
678 | int ret; | ||
679 | STACK_OF(CONF_VALUE) *sk; | ||
680 | X509_NAME *nm; | ||
681 | |||
682 | if (!(nm = X509_NAME_new())) | ||
683 | return 0; | ||
684 | sk = X509V3_get_section(ctx, value); | ||
685 | if (!sk) { | ||
686 | X509V3error(X509V3_R_SECTION_NOT_FOUND); | ||
687 | ERR_asprintf_error_data("section=%s", value); | ||
688 | X509_NAME_free(nm); | ||
689 | return 0; | ||
690 | } | ||
691 | /* FIXME: should allow other character types... */ | ||
692 | ret = X509V3_NAME_from_section(nm, sk, MBSTRING_ASC); | ||
693 | if (!ret) | ||
694 | X509_NAME_free(nm); | ||
695 | gen->d.dirn = nm; | ||
696 | X509V3_section_free(ctx, sk); | ||
697 | |||
698 | return ret; | ||
699 | } | ||