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142fcca8 DSH |
1 | /* v3_genn.c */ |
2 | /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL | |
3 | * project 1999. | |
4 | */ | |
5 | /* ==================================================================== | |
6 | * Copyright (c) 1999 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 | ||
e527ba09 | 59 | |
142fcca8 | 60 | #include <stdio.h> |
e527ba09 DSH |
61 | #include "cryptlib.h" |
62 | #include "asn1.h" | |
63 | #include "asn1_mac.h" | |
64 | #include "conf.h" | |
142fcca8 DSH |
65 | #include "x509v3.h" |
66 | ||
67 | /* | |
68 | * ASN1err(ASN1_F_GENERAL_NAME_NEW,ERR_R_MALLOC_FAILURE); | |
69 | * ASN1err(ASN1_F_D2I_GENERAL_NAME,ERR_R_MALLOC_FAILURE); | |
70 | */ | |
71 | ||
6b691a5c | 72 | int i2d_GENERAL_NAME(GENERAL_NAME *a, unsigned char **pp) |
142fcca8 DSH |
73 | { |
74 | unsigned char *p; | |
75 | int ret; | |
76 | ||
77 | ret = 0; | |
78 | ||
79 | /* Save the location of initial TAG */ | |
80 | if(pp) p = *pp; | |
81 | else p = NULL; | |
82 | ||
83 | /* GEN_DNAME needs special treatment because of EXPLICIT tag */ | |
84 | ||
85 | if(a->type == GEN_DIRNAME) { | |
86 | int v = 0; | |
87 | M_ASN1_I2D_len_EXP_opt(a->d.dirn, i2d_X509_NAME, 4, v); | |
88 | if(!p) return ret; | |
89 | M_ASN1_I2D_put_EXP_opt(a->d.dirn, i2d_X509_NAME, 4, v); | |
90 | *pp = p; | |
91 | return ret; | |
92 | } | |
93 | ||
94 | switch(a->type) { | |
95 | ||
96 | case GEN_OTHERNAME: | |
97 | case GEN_X400: | |
98 | case GEN_EDIPARTY: | |
99 | ret = i2d_ASN1_TYPE(a->d.other, pp); | |
100 | break; | |
101 | ||
102 | case GEN_EMAIL: | |
103 | case GEN_DNS: | |
104 | case GEN_URI: | |
105 | ret = i2d_ASN1_IA5STRING(a->d.ia5, pp); | |
106 | break; | |
107 | ||
108 | case GEN_IPADD: | |
109 | ret = i2d_ASN1_OCTET_STRING(a->d.ip, pp); | |
110 | break; | |
111 | ||
112 | case GEN_RID: | |
113 | ret = i2d_ASN1_OBJECT(a->d.rid, pp); | |
114 | break; | |
115 | } | |
116 | /* Replace TAG with IMPLICIT value */ | |
117 | if(p) *p = (*p & V_ASN1_CONSTRUCTED) | a->type; | |
118 | return ret; | |
119 | } | |
120 | ||
6b691a5c | 121 | GENERAL_NAME *GENERAL_NAME_new(void) |
142fcca8 DSH |
122 | { |
123 | GENERAL_NAME *ret=NULL; | |
124 | ASN1_CTX c; | |
125 | M_ASN1_New_Malloc(ret, GENERAL_NAME); | |
126 | ret->type = -1; | |
127 | ret->d.ptr = NULL; | |
128 | return (ret); | |
129 | M_ASN1_New_Error(ASN1_F_GENERAL_NAME_NEW); | |
130 | } | |
131 | ||
6b691a5c UM |
132 | GENERAL_NAME *d2i_GENERAL_NAME(GENERAL_NAME **a, unsigned char **pp, |
133 | long length) | |
142fcca8 DSH |
134 | { |
135 | unsigned char _tmp; | |
136 | M_ASN1_D2I_vars(a,GENERAL_NAME *,GENERAL_NAME_new); | |
137 | M_ASN1_D2I_Init(); | |
138 | c.slen = length; | |
139 | ||
140 | _tmp = M_ASN1_next; | |
141 | ret->type = _tmp & ~V_ASN1_CONSTRUCTED; | |
142 | ||
143 | switch(ret->type) { | |
144 | /* Just put these in a "blob" for now */ | |
145 | case GEN_OTHERNAME: | |
146 | case GEN_X400: | |
147 | case GEN_EDIPARTY: | |
148 | M_ASN1_D2I_get_imp(ret->d.other, d2i_ASN1_TYPE,V_ASN1_SEQUENCE); | |
149 | break; | |
150 | ||
151 | case GEN_EMAIL: | |
152 | case GEN_DNS: | |
153 | case GEN_URI: | |
154 | M_ASN1_D2I_get_imp(ret->d.ia5, d2i_ASN1_IA5STRING, | |
155 | V_ASN1_IA5STRING); | |
156 | break; | |
157 | ||
158 | case GEN_DIRNAME: | |
159 | M_ASN1_D2I_get_EXP_opt(ret->d.dirn, d2i_X509_NAME, 4); | |
160 | break; | |
161 | ||
162 | case GEN_IPADD: | |
163 | M_ASN1_D2I_get_imp(ret->d.ip, d2i_ASN1_OCTET_STRING, | |
164 | V_ASN1_OCTET_STRING); | |
165 | break; | |
166 | ||
167 | case GEN_RID: | |
168 | M_ASN1_D2I_get_imp(ret->d.rid, d2i_ASN1_OBJECT,V_ASN1_OBJECT); | |
169 | break; | |
170 | ||
171 | default: | |
172 | c.error = ASN1_R_BAD_TAG; | |
173 | goto err; | |
174 | } | |
175 | ||
176 | c.slen = 0; | |
177 | M_ASN1_D2I_Finish(a, GENERAL_NAME_free, ASN1_F_D2I_GENERAL_NAME); | |
178 | } | |
179 | ||
6b691a5c | 180 | void GENERAL_NAME_free(GENERAL_NAME *a) |
142fcca8 DSH |
181 | { |
182 | if (a == NULL) return; | |
183 | switch(a->type) { | |
184 | case GEN_OTHERNAME: | |
185 | case GEN_X400: | |
186 | case GEN_EDIPARTY: | |
187 | ASN1_TYPE_free(a->d.other); | |
188 | break; | |
189 | ||
190 | case GEN_EMAIL: | |
191 | case GEN_DNS: | |
192 | case GEN_URI: | |
193 | ||
194 | ASN1_IA5STRING_free(a->d.ia5); | |
195 | break; | |
196 | ||
197 | case GEN_DIRNAME: | |
198 | X509_NAME_free(a->d.dirn); | |
199 | break; | |
200 | ||
201 | case GEN_IPADD: | |
202 | ASN1_OCTET_STRING_free(a->d.ip); | |
203 | break; | |
204 | ||
205 | case GEN_RID: | |
206 | ASN1_OBJECT_free(a->d.rid); | |
207 | break; | |
208 | ||
209 | } | |
210 | Free ((char *)a); | |
211 | } | |
212 | ||
213 | /* Now the GeneralNames versions: a SEQUENCE OF GeneralName These are needed as | |
214 | * an explicit functions. | |
215 | */ | |
216 | ||
6b691a5c | 217 | STACK *GENERAL_NAMES_new(void) |
142fcca8 DSH |
218 | { |
219 | return sk_new(NULL); | |
220 | } | |
221 | ||
6b691a5c | 222 | void GENERAL_NAMES_free(STACK *a) |
142fcca8 DSH |
223 | { |
224 | sk_pop_free(a, GENERAL_NAME_free); | |
225 | } | |
226 | ||
6b691a5c | 227 | STACK *d2i_GENERAL_NAMES(STACK **a, unsigned char **pp, long length) |
142fcca8 DSH |
228 | { |
229 | return d2i_ASN1_SET(a, pp, length, (char *(*)())d2i_GENERAL_NAME, | |
230 | GENERAL_NAME_free, V_ASN1_SEQUENCE, V_ASN1_UNIVERSAL); | |
231 | } | |
232 | ||
6b691a5c | 233 | int i2d_GENERAL_NAMES(STACK *a, unsigned char **pp) |
142fcca8 DSH |
234 | { |
235 | return i2d_ASN1_SET(a, pp, i2d_GENERAL_NAME, V_ASN1_SEQUENCE, | |
236 | V_ASN1_UNIVERSAL, IS_SEQUENCE); | |
237 | } |