/src/openssl/crypto/x509/x509_ext.c
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1 | | /* |
2 | | * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved. |
3 | | * |
4 | | * Licensed under the Apache License 2.0 (the "License"). You may not use |
5 | | * this file except in compliance with the License. You can obtain a copy |
6 | | * in the file LICENSE in the source distribution or at |
7 | | * https://www.openssl.org/source/license.html |
8 | | */ |
9 | | |
10 | | #include <stdio.h> |
11 | | #include "internal/cryptlib.h" |
12 | | #include <openssl/asn1.h> |
13 | | #include <openssl/objects.h> |
14 | | #include <openssl/evp.h> |
15 | | #include <openssl/x509.h> |
16 | | #include "crypto/x509.h" |
17 | | #include <openssl/x509v3.h> |
18 | | |
19 | | int X509_CRL_get_ext_count(const X509_CRL *x) |
20 | 0 | { |
21 | 0 | return X509v3_get_ext_count(x->crl.extensions); |
22 | 0 | } |
23 | | |
24 | | int X509_CRL_get_ext_by_NID(const X509_CRL *x, int nid, int lastpos) |
25 | 0 | { |
26 | 0 | return X509v3_get_ext_by_NID(x->crl.extensions, nid, lastpos); |
27 | 0 | } |
28 | | |
29 | | int X509_CRL_get_ext_by_OBJ(const X509_CRL *x, const ASN1_OBJECT *obj, |
30 | | int lastpos) |
31 | 0 | { |
32 | 0 | return X509v3_get_ext_by_OBJ(x->crl.extensions, obj, lastpos); |
33 | 0 | } |
34 | | |
35 | | int X509_CRL_get_ext_by_critical(const X509_CRL *x, int crit, int lastpos) |
36 | 0 | { |
37 | 0 | return X509v3_get_ext_by_critical(x->crl.extensions, crit, lastpos); |
38 | 0 | } |
39 | | |
40 | | const X509_EXTENSION *X509_CRL_get_ext(const X509_CRL *x, int loc) |
41 | 0 | { |
42 | 0 | return X509v3_get_ext(x->crl.extensions, loc); |
43 | 0 | } |
44 | | |
45 | | static X509_EXTENSION *delete_ext(STACK_OF(X509_EXTENSION) **sk, int loc) |
46 | 0 | { |
47 | 0 | X509_EXTENSION *ret = X509v3_delete_ext(*sk, loc); |
48 | | |
49 | | /* Empty extension lists are omitted. */ |
50 | 0 | if (*sk != NULL && sk_X509_EXTENSION_num(*sk) == 0) { |
51 | 0 | sk_X509_EXTENSION_pop_free(*sk, X509_EXTENSION_free); |
52 | 0 | *sk = NULL; |
53 | 0 | } |
54 | 0 | return ret; |
55 | 0 | } |
56 | | |
57 | | X509_EXTENSION *X509_CRL_delete_ext(X509_CRL *x, int loc) |
58 | 0 | { |
59 | 0 | return delete_ext(&x->crl.extensions, loc); |
60 | 0 | } |
61 | | |
62 | | void *X509_CRL_get_ext_d2i(const X509_CRL *x, int nid, int *crit, int *idx) |
63 | 0 | { |
64 | 0 | return X509V3_get_d2i(x->crl.extensions, nid, crit, idx); |
65 | 0 | } |
66 | | |
67 | | int X509_CRL_add1_ext_i2d(X509_CRL *x, int nid, void *value, int crit, |
68 | | unsigned long flags) |
69 | 0 | { |
70 | 0 | return X509V3_add1_i2d(&x->crl.extensions, nid, value, crit, flags); |
71 | 0 | } |
72 | | |
73 | | int X509_CRL_add_ext(X509_CRL *x, const X509_EXTENSION *ex, int loc) |
74 | 0 | { |
75 | 0 | return (X509v3_add_ext(&(x->crl.extensions), ex, loc) != NULL); |
76 | 0 | } |
77 | | |
78 | | int X509_get_ext_count(const X509 *x) |
79 | 0 | { |
80 | 0 | return X509v3_get_ext_count(x->cert_info.extensions); |
81 | 0 | } |
82 | | |
83 | | int X509_get_ext_by_NID(const X509 *x, int nid, int lastpos) |
84 | 0 | { |
85 | 0 | return X509v3_get_ext_by_NID(x->cert_info.extensions, nid, lastpos); |
86 | 0 | } |
87 | | |
88 | | int X509_get_ext_by_OBJ(const X509 *x, const ASN1_OBJECT *obj, int lastpos) |
89 | 0 | { |
90 | 0 | return X509v3_get_ext_by_OBJ(x->cert_info.extensions, obj, lastpos); |
91 | 0 | } |
92 | | |
93 | | int X509_get_ext_by_critical(const X509 *x, int crit, int lastpos) |
94 | 0 | { |
95 | 0 | return (X509v3_get_ext_by_critical(x->cert_info.extensions, crit, lastpos)); |
96 | 0 | } |
97 | | |
98 | | const X509_EXTENSION *X509_get_ext(const X509 *x, int loc) |
99 | 0 | { |
100 | 0 | return X509v3_get_ext(x->cert_info.extensions, loc); |
101 | 0 | } |
102 | | |
103 | | X509_EXTENSION *X509_delete_ext(X509 *x, int loc) |
104 | 0 | { |
105 | 0 | X509_EXTENSION *ret; |
106 | |
|
107 | 0 | ret = X509v3_delete_extension(&x->cert_info.extensions, loc); |
108 | 0 | if (ret != NULL) |
109 | 0 | x->cert_info.enc.modified = 1; |
110 | 0 | return ret; |
111 | 0 | } |
112 | | |
113 | | int X509_add_ext(X509 *x, const X509_EXTENSION *ex, int loc) |
114 | 0 | { |
115 | 0 | STACK_OF(X509_EXTENSION) **exts = &x->cert_info.extensions; |
116 | | |
117 | | /* x->cert_info.extensions might initially be NULL */ |
118 | 0 | if (X509v3_add_ext(exts, ex, loc) == NULL) |
119 | 0 | return 0; |
120 | | /* |
121 | | * An ignored "empty" SKID or AKID extension will appear to be successfully |
122 | | * added, even though nothing is pushed onto the resulting stack. However, |
123 | | * if the stack was initially NULL or empty, it will now be non-NULL, but |
124 | | * empty, deallocate and make it NULL in that case. |
125 | | */ |
126 | 0 | if (sk_X509_EXTENSION_num(*exts) == 0) { |
127 | 0 | sk_X509_EXTENSION_free(*exts); |
128 | 0 | *exts = NULL; |
129 | 0 | } |
130 | 0 | x->cert_info.enc.modified = 1; |
131 | 0 | return 1; |
132 | 0 | } |
133 | | |
134 | | void *X509_get_ext_d2i(const X509 *x, int nid, int *crit, int *idx) |
135 | 0 | { |
136 | 0 | return X509V3_get_d2i(x->cert_info.extensions, nid, crit, idx); |
137 | 0 | } |
138 | | |
139 | | int X509_add1_ext_i2d(X509 *x, int nid, void *value, int crit, |
140 | | unsigned long flags) |
141 | 0 | { |
142 | | /* |
143 | | * Assume modified, sadly the underlying function does not tell us whether |
144 | | * changes were made, or not. |
145 | | */ |
146 | 0 | x->cert_info.enc.modified = 1; |
147 | 0 | return X509V3_add1_i2d(&x->cert_info.extensions, nid, value, crit, |
148 | 0 | flags); |
149 | 0 | } |
150 | | |
151 | | int X509_REVOKED_get_ext_count(const X509_REVOKED *x) |
152 | 0 | { |
153 | 0 | return X509v3_get_ext_count(x->extensions); |
154 | 0 | } |
155 | | |
156 | | int X509_REVOKED_get_ext_by_NID(const X509_REVOKED *x, int nid, int lastpos) |
157 | 0 | { |
158 | 0 | return X509v3_get_ext_by_NID(x->extensions, nid, lastpos); |
159 | 0 | } |
160 | | |
161 | | int X509_REVOKED_get_ext_by_OBJ(const X509_REVOKED *x, const ASN1_OBJECT *obj, |
162 | | int lastpos) |
163 | 0 | { |
164 | 0 | return X509v3_get_ext_by_OBJ(x->extensions, obj, lastpos); |
165 | 0 | } |
166 | | |
167 | | int X509_REVOKED_get_ext_by_critical(const X509_REVOKED *x, int crit, int lastpos) |
168 | 0 | { |
169 | 0 | return X509v3_get_ext_by_critical(x->extensions, crit, lastpos); |
170 | 0 | } |
171 | | |
172 | | const X509_EXTENSION *X509_REVOKED_get_ext(const X509_REVOKED *x, int loc) |
173 | 0 | { |
174 | 0 | return X509v3_get_ext(x->extensions, loc); |
175 | 0 | } |
176 | | |
177 | | X509_EXTENSION *X509_REVOKED_delete_ext(X509_REVOKED *x, int loc) |
178 | 0 | { |
179 | 0 | return delete_ext(&x->extensions, loc); |
180 | 0 | } |
181 | | |
182 | | int X509_REVOKED_add_ext(X509_REVOKED *x, X509_EXTENSION *ex, int loc) |
183 | 0 | { |
184 | 0 | return (X509v3_add_ext(&(x->extensions), ex, loc) != NULL); |
185 | 0 | } |
186 | | |
187 | | void *X509_REVOKED_get_ext_d2i(const X509_REVOKED *x, int nid, int *crit, int *idx) |
188 | 0 | { |
189 | 0 | return X509V3_get_d2i(x->extensions, nid, crit, idx); |
190 | 0 | } |
191 | | |
192 | | int X509_REVOKED_add1_ext_i2d(X509_REVOKED *x, int nid, void *value, int crit, |
193 | | unsigned long flags) |
194 | 0 | { |
195 | 0 | return X509V3_add1_i2d(&x->extensions, nid, value, crit, flags); |
196 | 0 | } |