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1 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
2  * All rights reserved.
3  *
4  * This package is an SSL implementation written
5  * by Eric Young (eay@cryptsoft.com).
6  * The implementation was written so as to conform with Netscapes SSL.
7  *
8  * This library is free for commercial and non-commercial use as long as
9  * the following conditions are aheared to.  The following conditions
10  * apply to all code found in this distribution, be it the RC4, RSA,
11  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
12  * included with this distribution is covered by the same copyright terms
13  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
14  *
15  * Copyright remains Eric Young's, and as such any Copyright notices in
16  * the code are not to be removed.
17  * If this package is used in a product, Eric Young should be given attribution
18  * as the author of the parts of the library used.
19  * This can be in the form of a textual message at program startup or
20  * in documentation (online or textual) provided with the package.
21  *
22  * Redistribution and use in source and binary forms, with or without
23  * modification, are permitted provided that the following conditions
24  * are met:
25  * 1. Redistributions of source code must retain the copyright
26  *    notice, this list of conditions and the following disclaimer.
27  * 2. Redistributions in binary form must reproduce the above copyright
28  *    notice, this list of conditions and the following disclaimer in the
29  *    documentation and/or other materials provided with the distribution.
30  * 3. All advertising materials mentioning features or use of this software
31  *    must display the following acknowledgement:
32  *    "This product includes cryptographic software written by
33  *     Eric Young (eay@cryptsoft.com)"
34  *    The word 'cryptographic' can be left out if the rouines from the library
35  *    being used are not cryptographic related :-).
36  * 4. If you include any Windows specific code (or a derivative thereof) from
37  *    the apps directory (application code) you must include an acknowledgement:
38  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
39  *
40  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
41  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
43  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
44  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
45  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
46  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
48  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
49  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
50  * SUCH DAMAGE.
51  *
52  * The licence and distribution terms for any publically available version or
53  * derivative of this code cannot be changed.  i.e. this code cannot simply be
54  * copied and put under another distribution licence
55  * [including the GNU Public Licence.] */
56 
57 #include <openssl/asn1.h>
58 #include <openssl/cipher.h>
59 #include <openssl/evp.h>
60 #include <openssl/obj.h>
61 #include <openssl/x509.h>
62 
X509_get_version(const X509 * x509)63 long X509_get_version(const X509 *x509)
64 {
65     return ASN1_INTEGER_get(x509->cert_info->version);
66 }
67 
X509_get_cert_info(const X509 * x509)68 X509_CINF *X509_get_cert_info(const X509 *x509)
69 {
70     return x509->cert_info;
71 }
72 
X509_set_version(X509 * x,long version)73 int X509_set_version(X509 *x, long version)
74 {
75     if (x == NULL)
76         return (0);
77     if (version == 0) {
78         ASN1_INTEGER_free(x->cert_info->version);
79         x->cert_info->version = NULL;
80         return (1);
81     }
82     if (x->cert_info->version == NULL) {
83         if ((x->cert_info->version = ASN1_INTEGER_new()) == NULL)
84             return (0);
85     }
86     return (ASN1_INTEGER_set(x->cert_info->version, version));
87 }
88 
X509_set_serialNumber(X509 * x,ASN1_INTEGER * serial)89 int X509_set_serialNumber(X509 *x, ASN1_INTEGER *serial)
90 {
91     ASN1_INTEGER *in;
92 
93     if (x == NULL)
94         return (0);
95     in = x->cert_info->serialNumber;
96     if (in != serial) {
97         in = ASN1_INTEGER_dup(serial);
98         if (in != NULL) {
99             ASN1_INTEGER_free(x->cert_info->serialNumber);
100             x->cert_info->serialNumber = in;
101         }
102     }
103     return (in != NULL);
104 }
105 
X509_set_issuer_name(X509 * x,X509_NAME * name)106 int X509_set_issuer_name(X509 *x, X509_NAME *name)
107 {
108     if ((x == NULL) || (x->cert_info == NULL))
109         return (0);
110     return (X509_NAME_set(&x->cert_info->issuer, name));
111 }
112 
X509_set_subject_name(X509 * x,X509_NAME * name)113 int X509_set_subject_name(X509 *x, X509_NAME *name)
114 {
115     if ((x == NULL) || (x->cert_info == NULL))
116         return (0);
117     return (X509_NAME_set(&x->cert_info->subject, name));
118 }
119 
X509_set1_notBefore(X509 * x,const ASN1_TIME * tm)120 int X509_set1_notBefore(X509 *x, const ASN1_TIME *tm)
121 {
122     ASN1_TIME *in;
123 
124     if ((x == NULL) || (x->cert_info->validity == NULL))
125         return (0);
126     in = x->cert_info->validity->notBefore;
127     if (in != tm) {
128         in = ASN1_STRING_dup(tm);
129         if (in != NULL) {
130             ASN1_TIME_free(x->cert_info->validity->notBefore);
131             x->cert_info->validity->notBefore = in;
132         }
133     }
134     return (in != NULL);
135 }
136 
X509_set_notBefore(X509 * x,const ASN1_TIME * tm)137 int X509_set_notBefore(X509 *x, const ASN1_TIME *tm)
138 {
139     return X509_set1_notBefore(x, tm);
140 }
141 
X509_get0_notBefore(const X509 * x)142 const ASN1_TIME *X509_get0_notBefore(const X509 *x)
143 {
144     return x->cert_info->validity->notBefore;
145 }
146 
X509_getm_notBefore(X509 * x)147 ASN1_TIME *X509_getm_notBefore(X509 *x)
148 {
149     // Note this function takes a const |X509| pointer in OpenSSL. We require
150     // non-const as this allows mutating |x|. If it comes up for compatibility,
151     // we can relax this.
152     return x->cert_info->validity->notBefore;
153 }
154 
X509_get_notBefore(const X509 * x509)155 ASN1_TIME *X509_get_notBefore(const X509 *x509)
156 {
157     // In OpenSSL, this function is an alias for |X509_getm_notBefore|, but our
158     // |X509_getm_notBefore| is const-correct. |X509_get_notBefore| was
159     // originally a macro, so it needs to capture both get0 and getm use cases.
160     return x509->cert_info->validity->notBefore;
161 }
162 
X509_set1_notAfter(X509 * x,const ASN1_TIME * tm)163 int X509_set1_notAfter(X509 *x, const ASN1_TIME *tm)
164 {
165     ASN1_TIME *in;
166 
167     if ((x == NULL) || (x->cert_info->validity == NULL))
168         return (0);
169     in = x->cert_info->validity->notAfter;
170     if (in != tm) {
171         in = ASN1_STRING_dup(tm);
172         if (in != NULL) {
173             ASN1_TIME_free(x->cert_info->validity->notAfter);
174             x->cert_info->validity->notAfter = in;
175         }
176     }
177     return (in != NULL);
178 }
179 
X509_set_notAfter(X509 * x,const ASN1_TIME * tm)180 int X509_set_notAfter(X509 *x, const ASN1_TIME *tm)
181 {
182     return X509_set1_notAfter(x, tm);
183 }
184 
X509_get0_notAfter(const X509 * x)185 const ASN1_TIME *X509_get0_notAfter(const X509 *x)
186 {
187     return x->cert_info->validity->notAfter;
188 }
189 
X509_getm_notAfter(X509 * x)190 ASN1_TIME *X509_getm_notAfter(X509 *x)
191 {
192     // Note this function takes a const |X509| pointer in OpenSSL. We require
193     // non-const as this allows mutating |x|. If it comes up for compatibility,
194     // we can relax this.
195     return x->cert_info->validity->notAfter;
196 }
197 
X509_get_notAfter(const X509 * x509)198 ASN1_TIME *X509_get_notAfter(const X509 *x509)
199 {
200     // In OpenSSL, this function is an alias for |X509_getm_notAfter|, but our
201     // |X509_getm_notAfter| is const-correct. |X509_get_notAfter| was
202     // originally a macro, so it needs to capture both get0 and getm use cases.
203     return x509->cert_info->validity->notAfter;
204 }
205 
X509_get0_uids(const X509 * x509,const ASN1_BIT_STRING ** out_issuer_uid,const ASN1_BIT_STRING ** out_subject_uid)206 void X509_get0_uids(const X509 *x509, const ASN1_BIT_STRING **out_issuer_uid,
207                     const ASN1_BIT_STRING **out_subject_uid)
208 {
209     if (out_issuer_uid != NULL) {
210         *out_issuer_uid = x509->cert_info->issuerUID;
211     }
212     if (out_subject_uid != NULL) {
213         *out_subject_uid = x509->cert_info->subjectUID;
214     }
215 }
216 
X509_set_pubkey(X509 * x,EVP_PKEY * pkey)217 int X509_set_pubkey(X509 *x, EVP_PKEY *pkey)
218 {
219     if ((x == NULL) || (x->cert_info == NULL))
220         return (0);
221     return (X509_PUBKEY_set(&(x->cert_info->key), pkey));
222 }
223 
STACK_OF(X509_EXTENSION)224 const STACK_OF(X509_EXTENSION) *X509_get0_extensions(const X509 *x)
225 {
226     return x->cert_info->extensions;
227 }
228 
X509_get0_tbs_sigalg(const X509 * x)229 const X509_ALGOR *X509_get0_tbs_sigalg(const X509 *x)
230 {
231     return x->cert_info->signature;
232 }
233 
X509_CINF_set_modified(X509_CINF * cinf)234 void X509_CINF_set_modified(X509_CINF *cinf)
235 {
236     cinf->enc.modified = 1;
237 }
238 
X509_CINF_get_signature(const X509_CINF * cinf)239 const X509_ALGOR *X509_CINF_get_signature(const X509_CINF *cinf)
240 {
241     return cinf->signature;
242 }
243 
X509_get_X509_PUBKEY(const X509 * x509)244 X509_PUBKEY *X509_get_X509_PUBKEY(const X509 *x509)
245 {
246     return x509->cert_info->key;
247 }
248