2 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
5 /* ====================================================================
6 * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
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
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/)"
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.
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.
34 * 6. Redistributions of any form whatsoever must retain the following
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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 * ====================================================================
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).
58 /* X509 v3 extension utilities */
62 #include <openssl/conf.h>
63 #include <openssl/x509v3.h>
65 /* Extension printing routines */
67 /* Print out a name+value stack */
69 void X509V3_EXT_val_prn(BIO *out, STACK_OF(CONF_VALUE) *val, int indent, int ml)
74 if(!ml || !sk_CONF_VALUE_num(val)) {
75 BIO_printf(out, "%*s", indent, "");
76 if(!sk_CONF_VALUE_num(val)) BIO_puts(out, "<EMPTY>\n");
78 for(i = 0; i < sk_CONF_VALUE_num(val); i++) {
79 if(ml) BIO_printf(out, "%*s", indent, "");
80 else if(i > 0) BIO_printf(out, ", ");
81 nval = sk_CONF_VALUE_value(val, i);
82 if(!nval->name) BIO_puts(out, nval->value);
83 else if(!nval->value) BIO_puts(out, nval->name);
84 #ifndef CHARSET_EBCDIC
85 else BIO_printf(out, "%s:%s", nval->name, nval->value);
88 char tmp[10240]; /* 10k is BIO_printf's limit anyway */
89 ascii2ebcdic(tmp, nval->value, strlen(nval->value)+1);
90 BIO_printf(out, "%s:%s", nval->name, tmp);
93 if(ml) BIO_puts(out, "\n");
97 /* Main routine: print out a general extension */
99 int X509V3_EXT_print(BIO *out, X509_EXTENSION *ext, int flag, int indent)
101 char *ext_str = NULL, *value = NULL;
103 X509V3_EXT_METHOD *method;
104 STACK_OF(CONF_VALUE) *nval = NULL;
106 if(!(method = X509V3_EXT_get(ext))) return 0;
107 p = ext->value->data;
108 if(!(ext_str = method->d2i(NULL, &p, ext->value->length))) return 0;
110 if(!(value = method->i2s(method, ext_str))) {
114 #ifndef CHARSET_EBCDIC
115 BIO_printf(out, "%*s%s", indent, "", value);
118 char tmp[10240]; /* 10k is BIO_printf's limit anyway */
119 ascii2ebcdic(tmp, value, strlen(value)+1);
120 BIO_printf(out, "%*s%s", indent, "", tmp);
123 } else if(method->i2v) {
124 if(!(nval = method->i2v(method, ext_str, NULL))) {
128 X509V3_EXT_val_prn(out, nval, indent,
129 method->ext_flags & X509V3_EXT_MULTILINE);
130 } else if(method->i2r) {
131 if(!method->i2r(method, ext_str, out, indent)) ok = 0;
135 sk_CONF_VALUE_pop_free(nval, X509V3_conf_free);
136 if(value) OPENSSL_free(value);
137 method->ext_free(ext_str);
142 int X509V3_EXT_print_fp(FILE *fp, X509_EXTENSION *ext, int flag, int indent)
146 if(!(bio_tmp = BIO_new_fp(fp, BIO_NOCLOSE))) return 0;
147 ret = X509V3_EXT_print(bio_tmp, ext, flag, indent);