2 * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the OpenSSL license (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
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 <openssl/x509v3.h>
17 #include "internal/asn1_int.h"
18 #include "internal/x509_int.h"
21 int X509_set_version(X509 *x, long version)
26 ASN1_INTEGER_free(x->cert_info.version);
27 x->cert_info.version = NULL;
30 if (x->cert_info.version == NULL) {
31 if ((x->cert_info.version = ASN1_INTEGER_new()) == NULL)
34 return (ASN1_INTEGER_set(x->cert_info.version, version));
37 int X509_set_serialNumber(X509 *x, ASN1_INTEGER *serial)
43 in = &x->cert_info.serialNumber;
45 return ASN1_STRING_copy(in, serial);
49 int X509_set_issuer_name(X509 *x, X509_NAME *name)
53 return (X509_NAME_set(&x->cert_info.issuer, name));
56 int X509_set_subject_name(X509 *x, X509_NAME *name)
60 return (X509_NAME_set(&x->cert_info.subject, name));
63 int x509_set1_time(ASN1_TIME **ptm, const ASN1_TIME *tm)
68 in = ASN1_STRING_dup(tm);
77 int X509_set1_notBefore(X509 *x, const ASN1_TIME *tm)
81 return x509_set1_time(&x->cert_info.validity.notBefore, tm);
84 int X509_set1_notAfter(X509 *x, const ASN1_TIME *tm)
88 return x509_set1_time(&x->cert_info.validity.notAfter, tm);
91 int X509_set_pubkey(X509 *x, EVP_PKEY *pkey)
95 return (X509_PUBKEY_set(&(x->cert_info.key), pkey));
98 int X509_up_ref(X509 *x)
102 if (CRYPTO_UP_REF(&x->references, &i, x->lock) <= 0)
105 REF_PRINT_COUNT("X509", x);
106 REF_ASSERT_ISNT(i < 2);
107 return ((i > 1) ? 1 : 0);
110 long X509_get_version(const X509 *x)
112 return ASN1_INTEGER_get(x->cert_info.version);
115 const ASN1_TIME *X509_get0_notBefore(const X509 *x)
117 return x->cert_info.validity.notBefore;
120 const ASN1_TIME *X509_get0_notAfter(const X509 *x)
122 return x->cert_info.validity.notAfter;
125 ASN1_TIME *X509_getm_notBefore(const X509 *x)
127 return x->cert_info.validity.notBefore;
130 ASN1_TIME *X509_getm_notAfter(const X509 *x)
132 return x->cert_info.validity.notAfter;
135 int X509_get_signature_type(const X509 *x)
137 return EVP_PKEY_type(OBJ_obj2nid(x->sig_alg.algorithm));
140 X509_PUBKEY *X509_get_X509_PUBKEY(const X509 *x)
142 return x->cert_info.key;
145 const STACK_OF(X509_EXTENSION) *X509_get0_extensions(const X509 *x)
147 return x->cert_info.extensions;
150 void X509_get0_uids(const X509 *x, const ASN1_BIT_STRING **piuid,
151 const ASN1_BIT_STRING **psuid)
154 *piuid = x->cert_info.issuerUID;
156 *psuid = x->cert_info.subjectUID;
159 const X509_ALGOR *X509_get0_tbs_sigalg(const X509 *x)
161 return &x->cert_info.signature;
164 int X509_SIG_INFO_get(const X509_SIG_INFO *siginf, int *mdnid, int *pknid,
165 int *secbits, uint32_t *flags)
168 *mdnid = siginf->mdnid;
170 *pknid = siginf->pknid;
172 *secbits = siginf->secbits;
174 *flags = siginf->flags;
175 return (siginf->flags & X509_SIG_INFO_VALID) != 0;
178 void X509_SIG_INFO_set(X509_SIG_INFO *siginf, int mdnid, int pknid,
179 int secbits, uint32_t flags)
181 siginf->mdnid = mdnid;
182 siginf->pknid = pknid;
183 siginf->secbits = secbits;
184 siginf->flags = flags;
187 int X509_get_signature_info(X509 *x, int *mdnid, int *pknid, int *secbits,
190 X509_check_purpose(x, -1, -1);
191 return X509_SIG_INFO_get(&x->siginf, mdnid, pknid, secbits, flags);
194 static void x509_sig_info_init(X509_SIG_INFO *siginf, const X509_ALGOR *alg,
195 const ASN1_STRING *sig)
200 siginf->mdnid = NID_undef;
201 siginf->pknid = NID_undef;
202 siginf->secbits = -1;
204 if (!OBJ_find_sigid_algs(OBJ_obj2nid(alg->algorithm), &mdnid, &pknid)
205 || pknid == NID_undef)
207 siginf->pknid = pknid;
208 if (mdnid == NID_undef) {
209 /* If we have one, use a custom handler for this algorithm */
210 const EVP_PKEY_ASN1_METHOD *ameth = EVP_PKEY_asn1_find(NULL, pknid);
211 if (ameth == NULL || ameth->siginf_set == NULL
212 || ameth->siginf_set(siginf, alg, sig) == 0)
214 siginf->flags |= X509_SIG_INFO_VALID;
217 siginf->flags |= X509_SIG_INFO_VALID;
218 siginf->mdnid = mdnid;
219 md = EVP_get_digestbynid(mdnid);
222 /* Security bits: half number of bits in digest */
223 siginf->secbits = EVP_MD_size(md) * 4;
229 siginf->flags |= X509_SIG_INFO_TLS;
233 void x509_init_sig_info(X509 *x)
235 x509_sig_info_init(&x->siginf, &x->sig_alg, &x->signature);