xref: /openbsd-src/lib/libcrypto/asn1/x_info.c (revision 5b37fcf34e412bf0b6ad32ddb294e900d64c5855)
1 /* crypto/asn1/x_info.c */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3  * All rights reserved.
4  *
5  * This package is an SSL implementation written
6  * by Eric Young (eay@cryptsoft.com).
7  * The implementation was written so as to conform with Netscapes SSL.
8  *
9  * This library is free for commercial and non-commercial use as long as
10  * the following conditions are aheared to.  The following conditions
11  * apply to all code found in this distribution, be it the RC4, RSA,
12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
13  * included with this distribution is covered by the same copyright terms
14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15  *
16  * Copyright remains Eric Young's, and as such any Copyright notices in
17  * the code are not to be removed.
18  * If this package is used in a product, Eric Young should be given attribution
19  * as the author of the parts of the library used.
20  * This can be in the form of a textual message at program startup or
21  * in documentation (online or textual) provided with the package.
22  *
23  * Redistribution and use in source and binary forms, with or without
24  * modification, are permitted provided that the following conditions
25  * are met:
26  * 1. Redistributions of source code must retain the copyright
27  *    notice, this list of conditions and the following disclaimer.
28  * 2. Redistributions in binary form must reproduce the above copyright
29  *    notice, this list of conditions and the following disclaimer in the
30  *    documentation and/or other materials provided with the distribution.
31  * 3. All advertising materials mentioning features or use of this software
32  *    must display the following acknowledgement:
33  *    "This product includes cryptographic software written by
34  *     Eric Young (eay@cryptsoft.com)"
35  *    The word 'cryptographic' can be left out if the rouines from the library
36  *    being used are not cryptographic related :-).
37  * 4. If you include any Windows specific code (or a derivative thereof) from
38  *    the apps directory (application code) you must include an acknowledgement:
39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40  *
41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51  * SUCH DAMAGE.
52  *
53  * The licence and distribution terms for any publically available version or
54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
55  * copied and put under another distribution licence
56  * [including the GNU Public Licence.]
57  */
58 
59 #include <stdio.h>
60 #include "cryptlib.h"
61 #include "evp.h"
62 #include "asn1_mac.h"
63 #include "x509.h"
64 
65 X509_INFO *X509_INFO_new()
66 	{
67 	X509_INFO *ret=NULL;
68 
69 	ret=(X509_INFO *)Malloc(sizeof(X509_INFO));
70 	if (ret == NULL)
71 		{
72 		ASN1err(ASN1_F_X509_INFO_NEW,ERR_R_MALLOC_FAILURE);
73 		return(NULL);
74 		}
75 
76         ret->enc_cipher.cipher=NULL;
77         ret->enc_len=0;
78         ret->enc_data=NULL;
79 
80 	ret->references=1;
81 	ret->x509=NULL;
82 	ret->crl=NULL;
83 	ret->x_pkey=NULL;
84 	return(ret);
85 	}
86 
87 void X509_INFO_free(x)
88 X509_INFO *x;
89 	{
90 	int i;
91 
92 	if (x == NULL) return;
93 
94 	i=CRYPTO_add(&x->references,-1,CRYPTO_LOCK_X509_INFO);
95 #ifdef REF_PRINT
96 	REF_PRINT("X509_INFO",x);
97 #endif
98 	if (i > 0) return;
99 #ifdef REF_CHECK
100 	if (i < 0)
101 		{
102 		fprintf(stderr,"X509_INFO_free, bad reference count\n");
103 		abort();
104 		}
105 #endif
106 
107 	if (x->x509 != NULL) X509_free(x->x509);
108 	if (x->crl != NULL) X509_CRL_free(x->crl);
109 	if (x->x_pkey != NULL) X509_PKEY_free(x->x_pkey);
110 	Free((char *)x);
111 	}
112