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2f0eae31 | 1 | /* v3_sxnet.c */ |
40720ce3 MC |
2 | /* |
3 | * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project | |
4 | * 1999. | |
2f0eae31 DSH |
5 | */ |
6 | /* ==================================================================== | |
7 | * Copyright (c) 1999 The OpenSSL Project. All rights reserved. | |
8 | * | |
9 | * Redistribution and use in source and binary forms, with or without | |
10 | * modification, are permitted provided that the following conditions | |
11 | * are met: | |
12 | * | |
13 | * 1. Redistributions of source code must retain the above copyright | |
40720ce3 | 14 | * notice, this list of conditions and the following disclaimer. |
2f0eae31 DSH |
15 | * |
16 | * 2. Redistributions in binary form must reproduce the above copyright | |
17 | * notice, this list of conditions and the following disclaimer in | |
18 | * the documentation and/or other materials provided with the | |
19 | * distribution. | |
20 | * | |
21 | * 3. All advertising materials mentioning features or use of this | |
22 | * software must display the following acknowledgment: | |
23 | * "This product includes software developed by the OpenSSL Project | |
24 | * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" | |
25 | * | |
26 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | |
27 | * endorse or promote products derived from this software without | |
28 | * prior written permission. For written permission, please contact | |
29 | * licensing@OpenSSL.org. | |
30 | * | |
31 | * 5. Products derived from this software may not be called "OpenSSL" | |
32 | * nor may "OpenSSL" appear in their names without prior written | |
33 | * permission of the OpenSSL Project. | |
34 | * | |
35 | * 6. Redistributions of any form whatsoever must retain the following | |
36 | * acknowledgment: | |
37 | * "This product includes software developed by the OpenSSL Project | |
38 | * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" | |
39 | * | |
40 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | |
41 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
42 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
43 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | |
44 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
45 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
46 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
47 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
49 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
50 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
51 | * OF THE POSSIBILITY OF SUCH DAMAGE. | |
52 | * ==================================================================== | |
53 | * | |
54 | * This product includes cryptographic software written by Eric Young | |
55 | * (eay@cryptsoft.com). This product includes software written by Tim | |
56 | * Hudson (tjh@cryptsoft.com). | |
57 | * | |
58 | */ | |
59 | ||
60 | #include <stdio.h> | |
61 | #include "cryptlib.h" | |
ec577822 BM |
62 | #include <openssl/conf.h> |
63 | #include <openssl/asn1.h> | |
9d6b1ce6 | 64 | #include <openssl/asn1t.h> |
ec577822 | 65 | #include <openssl/x509v3.h> |
2f0eae31 DSH |
66 | |
67 | /* Support for Thawte strong extranet extension */ | |
68 | ||
28a98809 DSH |
69 | #define SXNET_TEST |
70 | ||
40720ce3 MC |
71 | static int sxnet_i2r(X509V3_EXT_METHOD *method, SXNET *sx, BIO *out, |
72 | int indent); | |
28a98809 | 73 | #ifdef SXNET_TEST |
40720ce3 MC |
74 | static SXNET *sxnet_v2i(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, |
75 | STACK_OF(CONF_VALUE) *nval); | |
28a98809 | 76 | #endif |
4a0d3530 | 77 | const X509V3_EXT_METHOD v3_sxnet = { |
40720ce3 MC |
78 | NID_sxnet, X509V3_EXT_MULTILINE, ASN1_ITEM_ref(SXNET), |
79 | 0, 0, 0, 0, | |
80 | 0, 0, | |
81 | 0, | |
28a98809 | 82 | #ifdef SXNET_TEST |
40720ce3 | 83 | (X509V3_EXT_V2I)sxnet_v2i, |
28a98809 | 84 | #else |
40720ce3 | 85 | 0, |
28a98809 | 86 | #endif |
40720ce3 MC |
87 | (X509V3_EXT_I2R)sxnet_i2r, |
88 | 0, | |
89 | NULL | |
2f0eae31 DSH |
90 | }; |
91 | ||
9d6b1ce6 | 92 | ASN1_SEQUENCE(SXNETID) = { |
40720ce3 MC |
93 | ASN1_SIMPLE(SXNETID, zone, ASN1_INTEGER), |
94 | ASN1_SIMPLE(SXNETID, user, ASN1_OCTET_STRING) | |
d339187b | 95 | } ASN1_SEQUENCE_END(SXNETID) |
2f0eae31 | 96 | |
9d6b1ce6 | 97 | IMPLEMENT_ASN1_FUNCTIONS(SXNETID) |
2f0eae31 | 98 | |
9d6b1ce6 | 99 | ASN1_SEQUENCE(SXNET) = { |
40720ce3 MC |
100 | ASN1_SIMPLE(SXNET, version, ASN1_INTEGER), |
101 | ASN1_SEQUENCE_OF(SXNET, ids, SXNETID) | |
d339187b | 102 | } ASN1_SEQUENCE_END(SXNET) |
2f0eae31 | 103 | |
9d6b1ce6 | 104 | IMPLEMENT_ASN1_FUNCTIONS(SXNET) |
2f0eae31 | 105 | |
6b691a5c | 106 | static int sxnet_i2r(X509V3_EXT_METHOD *method, SXNET *sx, BIO *out, |
40720ce3 | 107 | int indent) |
2f0eae31 | 108 | { |
40720ce3 MC |
109 | long v; |
110 | char *tmp; | |
111 | SXNETID *id; | |
112 | int i; | |
113 | v = ASN1_INTEGER_get(sx->version); | |
114 | BIO_printf(out, "%*sVersion: %ld (0x%lX)", indent, "", v + 1, v); | |
115 | for (i = 0; i < sk_SXNETID_num(sx->ids); i++) { | |
116 | id = sk_SXNETID_value(sx->ids, i); | |
117 | tmp = i2s_ASN1_INTEGER(NULL, id->zone); | |
118 | BIO_printf(out, "\n%*sZone: %s, User: ", indent, "", tmp); | |
119 | OPENSSL_free(tmp); | |
120 | M_ASN1_OCTET_STRING_print(out, id->user); | |
121 | } | |
122 | return 1; | |
2f0eae31 | 123 | } |
28a98809 DSH |
124 | |
125 | #ifdef SXNET_TEST | |
126 | ||
40720ce3 MC |
127 | /* |
128 | * NBB: this is used for testing only. It should *not* be used for anything | |
28a98809 DSH |
129 | * else because it will just take static IDs from the configuration file and |
130 | * they should really be separate values for each user. | |
131 | */ | |
132 | ||
40720ce3 MC |
133 | static SXNET *sxnet_v2i(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, |
134 | STACK_OF(CONF_VALUE) *nval) | |
28a98809 | 135 | { |
40720ce3 MC |
136 | CONF_VALUE *cnf; |
137 | SXNET *sx = NULL; | |
138 | int i; | |
139 | for (i = 0; i < sk_CONF_VALUE_num(nval); i++) { | |
140 | cnf = sk_CONF_VALUE_value(nval, i); | |
141 | if (!SXNET_add_id_asc(&sx, cnf->name, cnf->value, -1)) | |
142 | return NULL; | |
143 | } | |
144 | return sx; | |
28a98809 | 145 | } |
40720ce3 | 146 | |
28a98809 DSH |
147 | #endif |
148 | ||
149 | /* Strong Extranet utility functions */ | |
150 | ||
151 | /* Add an id given the zone as an ASCII number */ | |
152 | ||
40720ce3 | 153 | int SXNET_add_id_asc(SXNET **psx, char *zone, char *user, int userlen) |
28a98809 | 154 | { |
40720ce3 MC |
155 | ASN1_INTEGER *izone = NULL; |
156 | if (!(izone = s2i_ASN1_INTEGER(NULL, zone))) { | |
157 | X509V3err(X509V3_F_SXNET_ADD_ID_ASC, X509V3_R_ERROR_CONVERTING_ZONE); | |
158 | return 0; | |
159 | } | |
160 | return SXNET_add_id_INTEGER(psx, izone, user, userlen); | |
28a98809 DSH |
161 | } |
162 | ||
163 | /* Add an id given the zone as an unsigned long */ | |
164 | ||
61f5b6f3 | 165 | int SXNET_add_id_ulong(SXNET **psx, unsigned long lzone, char *user, |
40720ce3 | 166 | int userlen) |
28a98809 | 167 | { |
40720ce3 MC |
168 | ASN1_INTEGER *izone = NULL; |
169 | if (!(izone = M_ASN1_INTEGER_new()) || !ASN1_INTEGER_set(izone, lzone)) { | |
170 | X509V3err(X509V3_F_SXNET_ADD_ID_ULONG, ERR_R_MALLOC_FAILURE); | |
171 | M_ASN1_INTEGER_free(izone); | |
172 | return 0; | |
173 | } | |
174 | return SXNET_add_id_INTEGER(psx, izone, user, userlen); | |
175 | ||
28a98809 DSH |
176 | } |
177 | ||
40720ce3 MC |
178 | /* |
179 | * Add an id given the zone as an ASN1_INTEGER. Note this version uses the | |
180 | * passed integer and doesn't make a copy so don't free it up afterwards. | |
28a98809 DSH |
181 | */ |
182 | ||
61f5b6f3 | 183 | int SXNET_add_id_INTEGER(SXNET **psx, ASN1_INTEGER *zone, char *user, |
40720ce3 | 184 | int userlen) |
28a98809 | 185 | { |
40720ce3 MC |
186 | SXNET *sx = NULL; |
187 | SXNETID *id = NULL; | |
188 | if (!psx || !zone || !user) { | |
189 | X509V3err(X509V3_F_SXNET_ADD_ID_INTEGER, | |
190 | X509V3_R_INVALID_NULL_ARGUMENT); | |
191 | return 0; | |
192 | } | |
193 | if (userlen == -1) | |
194 | userlen = strlen(user); | |
195 | if (userlen > 64) { | |
196 | X509V3err(X509V3_F_SXNET_ADD_ID_INTEGER, X509V3_R_USER_TOO_LONG); | |
197 | return 0; | |
198 | } | |
199 | if (!*psx) { | |
200 | if (!(sx = SXNET_new())) | |
201 | goto err; | |
202 | if (!ASN1_INTEGER_set(sx->version, 0)) | |
203 | goto err; | |
204 | *psx = sx; | |
205 | } else | |
206 | sx = *psx; | |
207 | if (SXNET_get_id_INTEGER(sx, zone)) { | |
208 | X509V3err(X509V3_F_SXNET_ADD_ID_INTEGER, X509V3_R_DUPLICATE_ZONE_ID); | |
209 | return 0; | |
210 | } | |
28a98809 | 211 | |
40720ce3 MC |
212 | if (!(id = SXNETID_new())) |
213 | goto err; | |
214 | if (userlen == -1) | |
215 | userlen = strlen(user); | |
216 | ||
217 | if (!M_ASN1_OCTET_STRING_set(id->user, user, userlen)) | |
218 | goto err; | |
219 | if (!sk_SXNETID_push(sx->ids, id)) | |
220 | goto err; | |
221 | id->zone = zone; | |
222 | return 1; | |
223 | ||
224 | err: | |
225 | X509V3err(X509V3_F_SXNET_ADD_ID_INTEGER, ERR_R_MALLOC_FAILURE); | |
226 | SXNETID_free(id); | |
227 | SXNET_free(sx); | |
228 | *psx = NULL; | |
229 | return 0; | |
28a98809 DSH |
230 | } |
231 | ||
6b691a5c | 232 | ASN1_OCTET_STRING *SXNET_get_id_asc(SXNET *sx, char *zone) |
28a98809 | 233 | { |
40720ce3 MC |
234 | ASN1_INTEGER *izone = NULL; |
235 | ASN1_OCTET_STRING *oct; | |
236 | if (!(izone = s2i_ASN1_INTEGER(NULL, zone))) { | |
237 | X509V3err(X509V3_F_SXNET_GET_ID_ASC, X509V3_R_ERROR_CONVERTING_ZONE); | |
238 | return NULL; | |
239 | } | |
240 | oct = SXNET_get_id_INTEGER(sx, izone); | |
241 | M_ASN1_INTEGER_free(izone); | |
242 | return oct; | |
28a98809 DSH |
243 | } |
244 | ||
6b691a5c | 245 | ASN1_OCTET_STRING *SXNET_get_id_ulong(SXNET *sx, unsigned long lzone) |
28a98809 | 246 | { |
40720ce3 MC |
247 | ASN1_INTEGER *izone = NULL; |
248 | ASN1_OCTET_STRING *oct; | |
249 | if (!(izone = M_ASN1_INTEGER_new()) || !ASN1_INTEGER_set(izone, lzone)) { | |
250 | X509V3err(X509V3_F_SXNET_GET_ID_ULONG, ERR_R_MALLOC_FAILURE); | |
251 | M_ASN1_INTEGER_free(izone); | |
252 | return NULL; | |
253 | } | |
254 | oct = SXNET_get_id_INTEGER(sx, izone); | |
255 | M_ASN1_INTEGER_free(izone); | |
256 | return oct; | |
28a98809 DSH |
257 | } |
258 | ||
6b691a5c | 259 | ASN1_OCTET_STRING *SXNET_get_id_INTEGER(SXNET *sx, ASN1_INTEGER *zone) |
28a98809 | 260 | { |
40720ce3 MC |
261 | SXNETID *id; |
262 | int i; | |
263 | for (i = 0; i < sk_SXNETID_num(sx->ids); i++) { | |
264 | id = sk_SXNETID_value(sx->ids, i); | |
265 | if (!M_ASN1_INTEGER_cmp(id->zone, zone)) | |
266 | return id->user; | |
267 | } | |
268 | return NULL; | |
28a98809 | 269 | } |
cfdcfede BL |
270 | |
271 | IMPLEMENT_STACK_OF(SXNETID) | |
40720ce3 | 272 | |
cfdcfede | 273 | IMPLEMENT_ASN1_SET_OF(SXNETID) |