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OpenBoard/thirdparty/openssl/openssl-1.0.0d/crypto/x509v3/v3_prn.c

234 lines
7.0 KiB

/* v3_prn.c */
/* Written by Dr Stephen N Henson (steve@openssl.org) 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 <openssl/conf.h>
#include <openssl/x509v3.h>
/* Extension printing routines */
static int unknown_ext_print(BIO *out, X509_EXTENSION *ext, unsigned long flag, int indent, int supported);
/* Print out a name+value stack */
void X509V3_EXT_val_prn(BIO *out, STACK_OF(CONF_VALUE) *val, int indent, int ml)
{
int i;
CONF_VALUE *nval;
if(!val) return;
if(!ml || !sk_CONF_VALUE_num(val)) {
BIO_printf(out, "%*s", indent, "");
if(!sk_CONF_VALUE_num(val)) BIO_puts(out, "<EMPTY>\n");
}
for(i = 0; i < sk_CONF_VALUE_num(val); i++) {
if(ml) BIO_printf(out, "%*s", indent, "");
else if(i > 0) BIO_printf(out, ", ");
nval = sk_CONF_VALUE_value(val, i);
if(!nval->name) BIO_puts(out, nval->value);
else if(!nval->value) BIO_puts(out, nval->name);
#ifndef CHARSET_EBCDIC
else BIO_printf(out, "%s:%s", nval->name, nval->value);
#else
else {
int len;
char *tmp;
len = strlen(nval->value)+1;
tmp = OPENSSL_malloc(len);
if (tmp)
{
ascii2ebcdic(tmp, nval->value, len);
BIO_printf(out, "%s:%s", nval->name, tmp);
OPENSSL_free(tmp);
}
}
#endif
if(ml) BIO_puts(out, "\n");
}
}
/* Main routine: print out a general extension */
int X509V3_EXT_print(BIO *out, X509_EXTENSION *ext, unsigned long flag, int indent)
{
void *ext_str = NULL;
char *value = NULL;
const unsigned char *p;
const X509V3_EXT_METHOD *method;
STACK_OF(CONF_VALUE) *nval = NULL;
int ok = 1;
if(!(method = X509V3_EXT_get(ext)))
return unknown_ext_print(out, ext, flag, indent, 0);
p = ext->value->data;
if(method->it) ext_str = ASN1_item_d2i(NULL, &p, ext->value->length, ASN1_ITEM_ptr(method->it));
else ext_str = method->d2i(NULL, &p, ext->value->length);
if(!ext_str) return unknown_ext_print(out, ext, flag, indent, 1);
if(method->i2s) {
if(!(value = method->i2s(method, ext_str))) {
ok = 0;
goto err;
}
#ifndef CHARSET_EBCDIC
BIO_printf(out, "%*s%s", indent, "", value);
#else
{
int len;
char *tmp;
len = strlen(value)+1;
tmp = OPENSSL_malloc(len);
if (tmp)
{
ascii2ebcdic(tmp, value, len);
BIO_printf(out, "%*s%s", indent, "", tmp);
OPENSSL_free(tmp);
}
}
#endif
} 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_CONF_VALUE_pop_free(nval, X509V3_conf_free);
if(value) OPENSSL_free(value);
if(method->it) ASN1_item_free(ext_str, ASN1_ITEM_ptr(method->it));
else method->ext_free(ext_str);
return ok;
}
int X509V3_extensions_print(BIO *bp, char *title, STACK_OF(X509_EXTENSION) *exts, unsigned long flag, int indent)
{
int i, j;
if(sk_X509_EXTENSION_num(exts) <= 0) return 1;
if(title)
{
BIO_printf(bp,"%*s%s:\n",indent, "", title);
indent += 4;
}
for (i=0; i<sk_X509_EXTENSION_num(exts); i++)
{
ASN1_OBJECT *obj;
X509_EXTENSION *ex;
ex=sk_X509_EXTENSION_value(exts, i);
if (indent && BIO_printf(bp,"%*s",indent, "") <= 0) return 0;
obj=X509_EXTENSION_get_object(ex);
i2a_ASN1_OBJECT(bp,obj);
j=X509_EXTENSION_get_critical(ex);
if (BIO_printf(bp,": %s\n",j?"critical":"") <= 0)
return 0;
if(!X509V3_EXT_print(bp, ex, flag, indent + 4))
{
BIO_printf(bp, "%*s", indent + 4, "");
M_ASN1_OCTET_STRING_print(bp,ex->value);
}
if (BIO_write(bp,"\n",1) <= 0) return 0;
}
return 1;
}
static int unknown_ext_print(BIO *out, X509_EXTENSION *ext, unsigned long flag, int indent, int supported)
{
switch(flag & X509V3_EXT_UNKNOWN_MASK) {
case X509V3_EXT_DEFAULT:
return 0;
case X509V3_EXT_ERROR_UNKNOWN:
if(supported)
BIO_printf(out, "%*s<Parse Error>", indent, "");
else
BIO_printf(out, "%*s<Not Supported>", indent, "");
return 1;
case X509V3_EXT_PARSE_UNKNOWN:
return ASN1_parse_dump(out,
ext->value->data, ext->value->length, indent, -1);
case X509V3_EXT_DUMP_UNKNOWN:
return BIO_dump_indent(out, (char *)ext->value->data, ext->value->length, indent);
default:
return 1;
}
}
#ifndef OPENSSL_NO_FP_API
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;
}
#endif