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/* v3_prn.c */
/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
* project 1999.
*/
/* ====================================================================
* Copyright (c) 1999 The OpenSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* licensing@OpenSSL.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*
* This product includes cryptographic software written by Eric Young
* (eay@cryptsoft.com). This product includes software written by Tim
* Hudson (tjh@cryptsoft.com).
*
*/
/* X509 v3 extension utilities */
#include <stdio.h>
#include "cryptlib.h"
#include "conf.h"
#include "x509v3.h"
/* Extension printing routines */
/* Print out a name+value stack */
void X509V3_EXT_val_prn(BIO *out, STACK *val, int indent, int ml)
{
int i;
CONF_VALUE *nval;
if(!val) return;
if(!ml) BIO_printf(out, "%*s", indent, "");
for(i = 0; i < sk_num(val); i++) {
if(ml) BIO_printf(out, "%*s", indent, "");
else if(i > 0) BIO_printf(out, ", ");
nval = (CONF_VALUE *)sk_value(val, i);
if(!nval->name) BIO_printf(out, "%s", nval->value);
else if(!nval->value) BIO_printf(out, "%s", nval->name);
else BIO_printf(out, "%s:%s", nval->name, nval->value);
if(ml) BIO_puts(out, "\n");
}
}
/* Main routine: print out a general extension */
int X509V3_EXT_print(BIO *out, X509_EXTENSION *ext, int flag, int indent)
{
char *ext_str = NULL, *p, *value = NULL;
X509V3_EXT_METHOD *method;
STACK *nval = NULL;
int ok = 1;
if(!(method = X509V3_EXT_get(ext))) return 0;
p = ext->value->data;
if(!(ext_str = method->d2i(NULL, &p, ext->value->length))) return 0;
if(method->i2s) {
if(!(value = method->i2s(method, ext_str))) {
ok = 0;
goto err;
}
BIO_printf(out, "%*s%s", indent, "", value);
} else if(method->i2v) {
if(!(nval = method->i2v(method, ext_str, NULL))) {
ok = 0;
goto err;
}
X509V3_EXT_val_prn(out, nval, indent,
method->ext_flags & X509V3_EXT_MULTILINE);
} else if(method->i2r) {
if(!method->i2r(method, ext_str, out, indent)) ok = 0;
} else ok = 0;
err:
sk_pop_free(nval, X509V3_conf_free);
if(value) Free(value);
method->ext_free(ext_str);
return ok;
}
int X509V3_EXT_print_fp(FILE *fp, X509_EXTENSION *ext, int flag, int indent)
{
BIO *bio_tmp;
int ret;
if(!(bio_tmp = BIO_new_fp(fp, BIO_NOCLOSE))) return 0;
ret = X509V3_EXT_print(bio_tmp, ext, flag, indent);
BIO_free(bio_tmp);
return ret;
}
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