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ce1b4fe1 DSH |
1 | /* a_x509a.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 | ||
59 | #include <stdio.h> | |
60 | #include "cryptlib.h" | |
61 | #include <openssl/evp.h> | |
62 | #include <openssl/asn1_mac.h> | |
63 | #include <openssl/x509.h> | |
64 | ||
65 | /* X509_CERT_AUX routines. These are used to encode additional | |
66 | * user modifiable data about a certificate. This data is | |
67 | * appended to the X509 encoding when the *_X509_AUX routines | |
68 | * are used. This means that the "traditional" X509 routines | |
69 | * will simply ignore the extra data. | |
70 | */ | |
71 | ||
72 | static X509_CERT_AUX *aux_get(X509 *x); | |
73 | ||
74 | X509_CERT_AUX *d2i_X509_CERT_AUX(X509_CERT_AUX **a, unsigned char **pp, long length) | |
75 | { | |
76 | M_ASN1_D2I_vars(a, X509_CERT_AUX *, X509_CERT_AUX_new); | |
77 | ||
78 | M_ASN1_D2I_Init(); | |
79 | M_ASN1_D2I_start_sequence(); | |
80 | ||
6447cce3 | 81 | M_ASN1_D2I_get_seq_opt_type(ASN1_OBJECT, ret->trust, |
ce1b4fe1 | 82 | d2i_ASN1_OBJECT, ASN1_OBJECT_free); |
6447cce3 DSH |
83 | M_ASN1_D2I_get_IMP_set_opt_type(ASN1_OBJECT, ret->reject, |
84 | d2i_ASN1_OBJECT, ASN1_OBJECT_free, 0); | |
ce1b4fe1 | 85 | M_ASN1_D2I_get_opt(ret->alias, d2i_ASN1_UTF8STRING, V_ASN1_UTF8STRING); |
6447cce3 | 86 | M_ASN1_D2I_get_opt(ret->keyid, d2i_ASN1_OCTET_STRING, V_ASN1_OCTET_STRING); |
d754b385 DSH |
87 | M_ASN1_D2I_get_IMP_set_opt_type(X509_ALGOR, ret->other, |
88 | d2i_X509_ALGOR, X509_ALGOR_free, 1); | |
ce1b4fe1 DSH |
89 | |
90 | M_ASN1_D2I_Finish(a, X509_CERT_AUX_free, ASN1_F_D2I_X509_CERT_AUX); | |
91 | } | |
92 | ||
93 | X509_CERT_AUX *X509_CERT_AUX_new() | |
94 | { | |
95 | X509_CERT_AUX *ret = NULL; | |
96 | ASN1_CTX c; | |
97 | M_ASN1_New_Malloc(ret, X509_CERT_AUX); | |
98 | ret->trust = NULL; | |
9868232a | 99 | ret->reject = NULL; |
ce1b4fe1 | 100 | ret->alias = NULL; |
6447cce3 | 101 | ret->keyid = NULL; |
ce1b4fe1 DSH |
102 | ret->other = NULL; |
103 | return(ret); | |
104 | M_ASN1_New_Error(ASN1_F_X509_CERT_AUX_NEW); | |
105 | } | |
106 | ||
107 | void X509_CERT_AUX_free(X509_CERT_AUX *a) | |
108 | { | |
109 | if(a == NULL) return; | |
6447cce3 DSH |
110 | sk_ASN1_OBJECT_pop_free(a->trust, ASN1_OBJECT_free); |
111 | sk_ASN1_OBJECT_pop_free(a->reject, ASN1_OBJECT_free); | |
ce1b4fe1 | 112 | ASN1_UTF8STRING_free(a->alias); |
6447cce3 | 113 | ASN1_OCTET_STRING_free(a->keyid); |
d754b385 | 114 | sk_X509_ALGOR_pop_free(a->other, X509_ALGOR_free); |
51ca375e | 115 | Free(a); |
ce1b4fe1 DSH |
116 | } |
117 | ||
118 | int i2d_X509_CERT_AUX(X509_CERT_AUX *a, unsigned char **pp) | |
119 | { | |
120 | M_ASN1_I2D_vars(a); | |
121 | ||
6447cce3 DSH |
122 | M_ASN1_I2D_len_SEQUENCE_opt_type(ASN1_OBJECT, a->trust, i2d_ASN1_OBJECT); |
123 | M_ASN1_I2D_len_IMP_SEQUENCE_opt_type(ASN1_OBJECT, a->reject, i2d_ASN1_OBJECT, 0); | |
ce1b4fe1 DSH |
124 | |
125 | M_ASN1_I2D_len(a->alias, i2d_ASN1_UTF8STRING); | |
6447cce3 | 126 | M_ASN1_I2D_len(a->keyid, i2d_ASN1_OCTET_STRING); |
d754b385 | 127 | M_ASN1_I2D_len_IMP_SEQUENCE_opt_type(X509_ALGOR, a->other, i2d_X509_ALGOR, 1); |
ce1b4fe1 DSH |
128 | |
129 | M_ASN1_I2D_seq_total(); | |
130 | ||
6447cce3 DSH |
131 | M_ASN1_I2D_put_SEQUENCE_opt_type(ASN1_OBJECT, a->trust, i2d_ASN1_OBJECT); |
132 | M_ASN1_I2D_put_IMP_SEQUENCE_opt_type(ASN1_OBJECT, a->reject, i2d_ASN1_OBJECT, 0); | |
ce1b4fe1 DSH |
133 | |
134 | M_ASN1_I2D_put(a->alias, i2d_ASN1_UTF8STRING); | |
6447cce3 | 135 | M_ASN1_I2D_put(a->keyid, i2d_ASN1_OCTET_STRING); |
d754b385 | 136 | M_ASN1_I2D_put_IMP_SEQUENCE_opt_type(X509_ALGOR, a->other, i2d_X509_ALGOR, 1); |
ce1b4fe1 DSH |
137 | |
138 | M_ASN1_I2D_finish(); | |
139 | } | |
140 | ||
141 | static X509_CERT_AUX *aux_get(X509 *x) | |
142 | { | |
143 | if(!x) return NULL; | |
144 | if(!x->aux && !(x->aux = X509_CERT_AUX_new())) return NULL; | |
145 | return x->aux; | |
146 | } | |
147 | ||
6d0d5431 | 148 | int X509_alias_set1(X509 *x, unsigned char *name, int len) |
ce1b4fe1 DSH |
149 | { |
150 | X509_CERT_AUX *aux; | |
151 | if(!(aux = aux_get(x))) return 0; | |
152 | if(!aux->alias && !(aux->alias = ASN1_UTF8STRING_new())) return 0; | |
153 | return ASN1_STRING_set(aux->alias, name, len); | |
154 | } | |
155 | ||
6d0d5431 | 156 | unsigned char *X509_alias_get0(X509 *x, int *len) |
ce1b4fe1 DSH |
157 | { |
158 | if(!x->aux || !x->aux->alias) return NULL; | |
159 | if(len) *len = x->aux->alias->length; | |
160 | return x->aux->alias->data; | |
161 | } | |
162 | ||
c7cb16a8 | 163 | int X509_add1_trust_object(X509 *x, ASN1_OBJECT *obj) |
ce1b4fe1 DSH |
164 | { |
165 | X509_CERT_AUX *aux; | |
6447cce3 DSH |
166 | ASN1_OBJECT *objtmp; |
167 | if(!(objtmp = OBJ_dup(obj))) return 0; | |
ce1b4fe1 | 168 | if(!(aux = aux_get(x))) return 0; |
6447cce3 DSH |
169 | if(!aux->trust |
170 | && !(aux->trust = sk_ASN1_OBJECT_new_null())) return 0; | |
171 | return sk_ASN1_OBJECT_push(aux->trust, objtmp); | |
ce1b4fe1 DSH |
172 | } |
173 | ||
c7cb16a8 | 174 | int X509_add1_reject_object(X509 *x, ASN1_OBJECT *obj) |
ce1b4fe1 DSH |
175 | { |
176 | X509_CERT_AUX *aux; | |
6447cce3 DSH |
177 | ASN1_OBJECT *objtmp; |
178 | if(!(objtmp = OBJ_dup(obj))) return 0; | |
ce1b4fe1 | 179 | if(!(aux = aux_get(x))) return 0; |
6447cce3 DSH |
180 | if(!aux->reject |
181 | && !(aux->reject = sk_ASN1_OBJECT_new_null())) return 0; | |
182 | return sk_ASN1_OBJECT_push(aux->reject, objtmp); | |
ce1b4fe1 DSH |
183 | } |
184 | ||
6447cce3 | 185 | void X509_trust_clear(X509 *x) |
ce1b4fe1 | 186 | { |
6447cce3 DSH |
187 | if(x->aux && x->aux->trust) { |
188 | sk_ASN1_OBJECT_pop_free(x->aux->trust, ASN1_OBJECT_free); | |
189 | x->aux->trust = NULL; | |
190 | } | |
ce1b4fe1 DSH |
191 | } |
192 | ||
6447cce3 | 193 | void X509_reject_clear(X509 *x) |
ce1b4fe1 | 194 | { |
6447cce3 DSH |
195 | if(x->aux && x->aux->reject) { |
196 | sk_ASN1_OBJECT_pop_free(x->aux->reject, ASN1_OBJECT_free); | |
197 | x->aux->reject = NULL; | |
198 | } | |
ce1b4fe1 DSH |
199 | } |
200 |