2 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
5 /* ====================================================================
6 * Copyright (c) 1999-2003 The OpenSSL Project. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
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
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/)"
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.
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.
34 * 6. Redistributions of any form whatsoever must retain the following
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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 * ====================================================================
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).
61 #include <openssl/conf.h>
62 #include <openssl/x509v3.h>
64 static GENERAL_NAMES
*v2i_subject_alt(X509V3_EXT_METHOD
*method
, X509V3_CTX
*ctx
, STACK_OF(CONF_VALUE
) *nval
);
65 static GENERAL_NAMES
*v2i_issuer_alt(X509V3_EXT_METHOD
*method
, X509V3_CTX
*ctx
, STACK_OF(CONF_VALUE
) *nval
);
66 static int copy_email(X509V3_CTX
*ctx
, GENERAL_NAMES
*gens
, int move_p
);
67 static int copy_issuer(X509V3_CTX
*ctx
, GENERAL_NAMES
*gens
);
68 static int do_othername(GENERAL_NAME
*gen
, char *value
, X509V3_CTX
*ctx
);
69 static int do_dirname(GENERAL_NAME
*gen
, char *value
, X509V3_CTX
*ctx
);
71 X509V3_EXT_METHOD v3_alt
[] = {
72 { NID_subject_alt_name
, 0, ASN1_ITEM_ref(GENERAL_NAMES
),
75 (X509V3_EXT_I2V
)i2v_GENERAL_NAMES
,
76 (X509V3_EXT_V2I
)v2i_subject_alt
,
79 { NID_issuer_alt_name
, 0, ASN1_ITEM_ref(GENERAL_NAMES
),
82 (X509V3_EXT_I2V
)i2v_GENERAL_NAMES
,
83 (X509V3_EXT_V2I
)v2i_issuer_alt
,
87 STACK_OF(CONF_VALUE
) *i2v_GENERAL_NAMES(X509V3_EXT_METHOD
*method
,
88 GENERAL_NAMES
*gens
, STACK_OF(CONF_VALUE
) *ret
)
92 for(i
= 0; i
< sk_GENERAL_NAME_num(gens
); i
++) {
93 gen
= sk_GENERAL_NAME_value(gens
, i
);
94 ret
= i2v_GENERAL_NAME(method
, gen
, ret
);
96 if(!ret
) return sk_CONF_VALUE_new_null();
100 STACK_OF(CONF_VALUE
) *i2v_GENERAL_NAME(X509V3_EXT_METHOD
*method
,
101 GENERAL_NAME
*gen
, STACK_OF(CONF_VALUE
) *ret
)
104 char oline
[256], htmp
[5];
109 X509V3_add_value("othername","<unsupported>", &ret
);
113 X509V3_add_value("X400Name","<unsupported>", &ret
);
117 X509V3_add_value("EdiPartyName","<unsupported>", &ret
);
121 X509V3_add_value_uchar("email",gen
->d
.ia5
->data
, &ret
);
125 X509V3_add_value_uchar("DNS",gen
->d
.ia5
->data
, &ret
);
129 X509V3_add_value_uchar("URI",gen
->d
.ia5
->data
, &ret
);
133 X509_NAME_oneline(gen
->d
.dirn
, oline
, 256);
134 X509V3_add_value("DirName",oline
, &ret
);
139 if(gen
->d
.ip
->length
== 4)
140 BIO_snprintf(oline
, sizeof oline
,
141 "%d.%d.%d.%d", p
[0], p
[1], p
[2], p
[3]);
142 else if(gen
->d
.ip
->length
== 16)
145 for (i
= 0; i
< 8; i
++)
147 BIO_snprintf(htmp
, sizeof htmp
,
148 "%X", p
[0] << 8 | p
[1]);
157 X509V3_add_value("IP Address","<invalid>", &ret
);
160 X509V3_add_value("IP Address",oline
, &ret
);
164 i2t_ASN1_OBJECT(oline
, 256, gen
->d
.rid
);
165 X509V3_add_value("Registered ID",oline
, &ret
);
171 int GENERAL_NAME_print(BIO
*out
, GENERAL_NAME
*gen
)
178 BIO_printf(out
, "othername:<unsupported>");
182 BIO_printf(out
, "X400Name:<unsupported>");
186 /* Maybe fix this: it is supported now */
187 BIO_printf(out
, "EdiPartyName:<unsupported>");
191 BIO_printf(out
, "email:%s",gen
->d
.ia5
->data
);
195 BIO_printf(out
, "DNS:%s",gen
->d
.ia5
->data
);
199 BIO_printf(out
, "URI:%s",gen
->d
.ia5
->data
);
203 BIO_printf(out
, "DirName: ");
204 X509_NAME_print_ex(out
, gen
->d
.dirn
, 0, XN_FLAG_ONELINE
);
209 if(gen
->d
.ip
->length
== 4)
210 BIO_printf(out
, "IP Address:%d.%d.%d.%d",
211 p
[0], p
[1], p
[2], p
[3]);
212 else if(gen
->d
.ip
->length
== 16)
214 BIO_printf(out
, "IP Address");
215 for (i
= 0; i
< 8; i
++)
217 BIO_printf(out
, ":%X", p
[0] << 8 | p
[1]);
224 BIO_printf(out
,"IP Address:<invalid>");
230 BIO_printf(out
, "Registered ID");
231 i2a_ASN1_OBJECT(out
, gen
->d
.rid
);
237 static GENERAL_NAMES
*v2i_issuer_alt(X509V3_EXT_METHOD
*method
,
238 X509V3_CTX
*ctx
, STACK_OF(CONF_VALUE
) *nval
)
240 GENERAL_NAMES
*gens
= NULL
;
243 if(!(gens
= sk_GENERAL_NAME_new_null())) {
244 X509V3err(X509V3_F_V2I_GENERAL_NAMES
,ERR_R_MALLOC_FAILURE
);
247 for(i
= 0; i
< sk_CONF_VALUE_num(nval
); i
++) {
248 cnf
= sk_CONF_VALUE_value(nval
, i
);
249 if(!name_cmp(cnf
->name
, "issuer") && cnf
->value
&&
250 !strcmp(cnf
->value
, "copy")) {
251 if(!copy_issuer(ctx
, gens
)) goto err
;
254 if(!(gen
= v2i_GENERAL_NAME(method
, ctx
, cnf
)))
256 sk_GENERAL_NAME_push(gens
, gen
);
261 sk_GENERAL_NAME_pop_free(gens
, GENERAL_NAME_free
);
265 /* Append subject altname of issuer to issuer alt name of subject */
267 static int copy_issuer(X509V3_CTX
*ctx
, GENERAL_NAMES
*gens
)
273 if(ctx
&& (ctx
->flags
== CTX_TEST
)) return 1;
274 if(!ctx
|| !ctx
->issuer_cert
) {
275 X509V3err(X509V3_F_COPY_ISSUER
,X509V3_R_NO_ISSUER_DETAILS
);
278 i
= X509_get_ext_by_NID(ctx
->issuer_cert
, NID_subject_alt_name
, -1);
280 if(!(ext
= X509_get_ext(ctx
->issuer_cert
, i
)) ||
281 !(ialt
= X509V3_EXT_d2i(ext
)) ) {
282 X509V3err(X509V3_F_COPY_ISSUER
,X509V3_R_ISSUER_DECODE_ERROR
);
286 for(i
= 0; i
< sk_GENERAL_NAME_num(ialt
); i
++) {
287 gen
= sk_GENERAL_NAME_value(ialt
, i
);
288 if(!sk_GENERAL_NAME_push(gens
, gen
)) {
289 X509V3err(X509V3_F_COPY_ISSUER
,ERR_R_MALLOC_FAILURE
);
293 sk_GENERAL_NAME_free(ialt
);
302 static GENERAL_NAMES
*v2i_subject_alt(X509V3_EXT_METHOD
*method
,
303 X509V3_CTX
*ctx
, STACK_OF(CONF_VALUE
) *nval
)
305 GENERAL_NAMES
*gens
= NULL
;
308 if(!(gens
= sk_GENERAL_NAME_new_null())) {
309 X509V3err(X509V3_F_V2I_GENERAL_NAMES
,ERR_R_MALLOC_FAILURE
);
312 for(i
= 0; i
< sk_CONF_VALUE_num(nval
); i
++) {
313 cnf
= sk_CONF_VALUE_value(nval
, i
);
314 if(!name_cmp(cnf
->name
, "email") && cnf
->value
&&
315 !strcmp(cnf
->value
, "copy")) {
316 if(!copy_email(ctx
, gens
, 0)) goto err
;
317 } else if(!name_cmp(cnf
->name
, "email") && cnf
->value
&&
318 !strcmp(cnf
->value
, "move")) {
319 if(!copy_email(ctx
, gens
, 1)) goto err
;
322 if(!(gen
= v2i_GENERAL_NAME(method
, ctx
, cnf
)))
324 sk_GENERAL_NAME_push(gens
, gen
);
329 sk_GENERAL_NAME_pop_free(gens
, GENERAL_NAME_free
);
333 /* Copy any email addresses in a certificate or request to
337 static int copy_email(X509V3_CTX
*ctx
, GENERAL_NAMES
*gens
, int move_p
)
340 ASN1_IA5STRING
*email
= NULL
;
342 GENERAL_NAME
*gen
= NULL
;
344 if(ctx
->flags
== CTX_TEST
) return 1;
345 if(!ctx
|| (!ctx
->subject_cert
&& !ctx
->subject_req
)) {
346 X509V3err(X509V3_F_COPY_EMAIL
,X509V3_R_NO_SUBJECT_DETAILS
);
349 /* Find the subject name */
350 if(ctx
->subject_cert
) nm
= X509_get_subject_name(ctx
->subject_cert
);
351 else nm
= X509_REQ_get_subject_name(ctx
->subject_req
);
353 /* Now add any email address(es) to STACK */
355 while((i
= X509_NAME_get_index_by_NID(nm
,
356 NID_pkcs9_emailAddress
, i
)) >= 0) {
357 ne
= X509_NAME_get_entry(nm
, i
);
358 email
= M_ASN1_IA5STRING_dup(X509_NAME_ENTRY_get_data(ne
));
361 X509_NAME_delete_entry(nm
, i
);
364 if(!email
|| !(gen
= GENERAL_NAME_new())) {
365 X509V3err(X509V3_F_COPY_EMAIL
,ERR_R_MALLOC_FAILURE
);
370 gen
->type
= GEN_EMAIL
;
371 if(!sk_GENERAL_NAME_push(gens
, gen
)) {
372 X509V3err(X509V3_F_COPY_EMAIL
,ERR_R_MALLOC_FAILURE
);
382 GENERAL_NAME_free(gen
);
383 M_ASN1_IA5STRING_free(email
);
388 GENERAL_NAMES
*v2i_GENERAL_NAMES(X509V3_EXT_METHOD
*method
,
389 X509V3_CTX
*ctx
, STACK_OF(CONF_VALUE
) *nval
)
392 GENERAL_NAMES
*gens
= NULL
;
395 if(!(gens
= sk_GENERAL_NAME_new_null())) {
396 X509V3err(X509V3_F_V2I_GENERAL_NAMES
,ERR_R_MALLOC_FAILURE
);
399 for(i
= 0; i
< sk_CONF_VALUE_num(nval
); i
++) {
400 cnf
= sk_CONF_VALUE_value(nval
, i
);
401 if(!(gen
= v2i_GENERAL_NAME(method
, ctx
, cnf
))) goto err
;
402 sk_GENERAL_NAME_push(gens
, gen
);
406 sk_GENERAL_NAME_pop_free(gens
, GENERAL_NAME_free
);
410 GENERAL_NAME
*v2i_GENERAL_NAME(X509V3_EXT_METHOD
*method
, X509V3_CTX
*ctx
,
413 return v2i_GENERAL_NAME_ex(NULL
, method
, ctx
, cnf
, 0);
416 GENERAL_NAME
*v2i_GENERAL_NAME_ex(GENERAL_NAME
*out
,
417 X509V3_EXT_METHOD
*method
, X509V3_CTX
*ctx
,
418 CONF_VALUE
*cnf
, int is_nc
)
422 GENERAL_NAME
*gen
= NULL
;
431 X509V3err(X509V3_F_V2I_GENERAL_NAME
,X509V3_R_MISSING_VALUE
);
439 gen
= GENERAL_NAME_new();
442 X509V3err(X509V3_F_V2I_GENERAL_NAME
,ERR_R_MALLOC_FAILURE
);
447 if(!name_cmp(name
, "email"))
452 else if(!name_cmp(name
, "URI"))
457 else if(!name_cmp(name
, "DNS"))
462 else if(!name_cmp(name
, "RID"))
465 if(!(obj
= OBJ_txt2obj(value
,0)))
467 X509V3err(X509V3_F_V2I_GENERAL_NAME
,X509V3_R_BAD_OBJECT
);
468 ERR_add_error_data(2, "value=", value
);
474 else if(!name_cmp(name
, "IP"))
477 gen
->d
.ip
= a2i_IPADDRESS_NC(value
);
479 gen
->d
.ip
= a2i_IPADDRESS(value
);
480 if(gen
->d
.ip
== NULL
)
482 X509V3err(X509V3_F_V2I_GENERAL_NAME
,X509V3_R_BAD_IP_ADDRESS
);
483 ERR_add_error_data(2, "value=", value
);
488 else if(!name_cmp(name
, "dirName"))
491 if (!do_dirname(gen
, value
, ctx
))
493 X509V3err(X509V3_F_V2I_GENERAL_NAME
,X509V3_R_DIRNAME_ERROR
);
497 else if(!name_cmp(name
, "otherName"))
499 if (!do_othername(gen
, value
, ctx
))
501 X509V3err(X509V3_F_V2I_GENERAL_NAME
,X509V3_R_OTHERNAME_ERROR
);
504 type
= GEN_OTHERNAME
;
508 X509V3err(X509V3_F_V2I_GENERAL_NAME
,X509V3_R_UNSUPPORTED_OPTION
);
509 ERR_add_error_data(2, "name=", name
);
515 if(!(gen
->d
.ia5
= M_ASN1_IA5STRING_new()) ||
516 !ASN1_STRING_set(gen
->d
.ia5
, (unsigned char*)value
,
519 X509V3err(X509V3_F_V2I_GENERAL_NAME
,ERR_R_MALLOC_FAILURE
);
529 GENERAL_NAME_free(gen
);
533 static int do_othername(GENERAL_NAME
*gen
, char *value
, X509V3_CTX
*ctx
)
535 char *objtmp
= NULL
, *p
;
537 if (!(p
= strchr(value
, ';')))
539 if (!(gen
->d
.otherName
= OTHERNAME_new()))
541 /* Free this up because we will overwrite it.
542 * no need to free type_id because it is static
544 ASN1_TYPE_free(gen
->d
.otherName
->value
);
545 if (!(gen
->d
.otherName
->value
= ASN1_generate_v3(p
+ 1, ctx
)))
548 objtmp
= OPENSSL_malloc(objlen
+ 1);
549 strncpy(objtmp
, value
, objlen
);
551 gen
->d
.otherName
->type_id
= OBJ_txt2obj(objtmp
, 0);
552 OPENSSL_free(objtmp
);
553 if (!gen
->d
.otherName
->type_id
)
558 static int do_dirname(GENERAL_NAME
*gen
, char *value
, X509V3_CTX
*ctx
)
561 STACK_OF(CONF_VALUE
) *sk
;
563 if (!(nm
= X509_NAME_new()))
565 sk
= X509V3_get_section(ctx
, value
);
568 X509V3err(X509V3_F_DO_DIRNAME
,X509V3_R_SECTION_NOT_FOUND
);
569 ERR_add_error_data(2, "section=", value
);
573 /* FIXME: should allow other character types... */
574 ret
= X509V3_NAME_from_section(nm
, sk
, MBSTRING_ASC
);