[thirdparty/openssl.git] / crypto / x509v3 / v3_prn.c

/* 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 <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 {
			char tmp[10240]; /* 10k is BIO_printf's limit anyway */
			ascii2ebcdic(tmp, nval->value, strlen(nval->value)+1);
			BIO_printf(out, "%s:%s", nval->name, 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)
{
	char *ext_str = NULL, *value = NULL;
	unsigned char *p;
	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(!(ext_str = method->d2i(NULL, &p, ext->value->length)))
		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
		{
			char tmp[10240]; /* 10k is BIO_printf's limit anyway */
			ascii2ebcdic(tmp, value, strlen(value)+1);
			BIO_printf(out, "%*s%s", indent, "", 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);
		method->ext_free(ext_str);
		return ok;
}

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 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
Commit	Line	Data
9aeaf1b4 DSH	1	/* v3_prn.c */
	2	/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
	3	* project 1999.
	4	*/
	5	/* ====================================================================
	6	* Copyright (c) 1999 The OpenSSL Project. All rights reserved.
	7	*
	8	* Redistribution and use in source and binary forms, with or without
	9	* modification, are permitted provided that the following conditions
	10	* are met:
	11	*
	12	* 1. Redistributions of source code must retain the above copyright
	13	* notice, this list of conditions and the following disclaimer.
	14	*
	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
	18	* distribution.
	19	*
	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/)"
	24	*
	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.
	29	*
	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.
	33	*
	34	* 6. Redistributions of any form whatsoever must retain the following
	35	* acknowledgment:
	36	* "This product includes software developed by the OpenSSL Project
	37	* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
	38	*
	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	* ====================================================================
	52	*
	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).
	56	*
	57	*/
	58	/* X509 v3 extension utilities */
	59
e527ba09 DSH	60	#include <stdio.h>
e527ba09 DSH	61	#include "cryptlib.h"
ec577822 BM	62	#include <openssl/conf.h>
ec577822 BM	63	#include <openssl/x509v3.h>
9aeaf1b4 DSH	64
	65	/* Extension printing routines */
	66
8ca533e3 DSH	67	static int unknown_ext_print(BIO out, X509_EXTENSION ext, unsigned long flag, int indent, int supported);
8ca533e3 DSH	68
9aeaf1b4 DSH	69	/* Print out a name+value stack */
9aeaf1b4 DSH	70
ba404b5e	71	void X509V3_EXT_val_prn(BIO out, STACK_OF(CONF_VALUE) val, int indent, int ml)
9aeaf1b4 DSH	72	{
	73	int i;
	74	CONF_VALUE *nval;
	75	if(!val) return;
ba404b5e	76	if(!ml \|\| !sk_CONF_VALUE_num(val)) {
b64f8256	77	BIO_printf(out, "%*s", indent, "");
ba404b5e	78	if(!sk_CONF_VALUE_num(val)) BIO_puts(out, "<EMPTY>\n");
b64f8256	79	}
ba404b5e	80	for(i = 0; i < sk_CONF_VALUE_num(val); i++) {
785cdf20 DSH	81	if(ml) BIO_printf(out, "%*s", indent, "");
785cdf20 DSH	82	else if(i > 0) BIO_printf(out, ", ");
ba404b5e	83	nval = sk_CONF_VALUE_value(val, i);
b64f8256 DSH	84	if(!nval->name) BIO_puts(out, nval->value);
b64f8256 DSH	85	else if(!nval->value) BIO_puts(out, nval->name);
8efb6014	86	#ifndef CHARSET_EBCDIC
9aeaf1b4	87	else BIO_printf(out, "%s:%s", nval->name, nval->value);
8efb6014 UM	88	#else
	89	else {
	90	char tmp[10240]; /* 10k is BIO_printf's limit anyway */
	91	ascii2ebcdic(tmp, nval->value, strlen(nval->value)+1);
	92	BIO_printf(out, "%s:%s", nval->name, tmp);
	93	}
	94	#endif
785cdf20	95	if(ml) BIO_puts(out, "\n");
9aeaf1b4 DSH	96	}
	97	}
	98
	99	/* Main routine: print out a general extension */
	100
8ca533e3	101	int X509V3_EXT_print(BIO out, X509_EXTENSION ext, unsigned long flag, int indent)
9aeaf1b4	102	{
95dc05bc UM	103	char ext_str = NULL, value = NULL;
95dc05bc UM	104	unsigned char *p;
9aeaf1b4	105	X509V3_EXT_METHOD *method;
ba404b5e	106	STACK_OF(CONF_VALUE) *nval = NULL;
9aeaf1b4	107	int ok = 1;
8ca533e3 DSH	108	if(!(method = X509V3_EXT_get(ext)))
8ca533e3 DSH	109	return unknown_ext_print(out, ext, flag, indent, 0);
9aeaf1b4	110	p = ext->value->data;
8ca533e3 DSH	111	if(!(ext_str = method->d2i(NULL, &p, ext->value->length)))
8ca533e3 DSH	112	return unknown_ext_print(out, ext, flag, indent, 1);
9aeaf1b4 DSH	113	if(method->i2s) {
	114	if(!(value = method->i2s(method, ext_str))) {
	115	ok = 0;
	116	goto err;
	117	}
8efb6014	118	#ifndef CHARSET_EBCDIC
785cdf20	119	BIO_printf(out, "%*s%s", indent, "", value);
8efb6014 UM	120	#else
	121	{
	122	char tmp[10240]; /* 10k is BIO_printf's limit anyway */
	123	ascii2ebcdic(tmp, value, strlen(value)+1);
	124	BIO_printf(out, "%*s%s", indent, "", tmp);
	125	}
	126	#endif
9aeaf1b4	127	} else if(method->i2v) {
175b0942	128	if(!(nval = method->i2v(method, ext_str, NULL))) {
9aeaf1b4 DSH	129	ok = 0;
	130	goto err;
	131	}
785cdf20 DSH	132	X509V3_EXT_val_prn(out, nval, indent,
785cdf20 DSH	133	method->ext_flags & X509V3_EXT_MULTILINE);
9aeaf1b4	134	} else if(method->i2r) {
785cdf20	135	if(!method->i2r(method, ext_str, out, indent)) ok = 0;
9aeaf1b4 DSH	136	} else ok = 0;
	137
	138	err:
ba404b5e	139	sk_CONF_VALUE_pop_free(nval, X509V3_conf_free);
26a3a48d	140	if(value) OPENSSL_free(value);
9aeaf1b4 DSH	141	method->ext_free(ext_str);
	142	return ok;
	143	}
	144
8ca533e3 DSH	145	static int unknown_ext_print(BIO out, X509_EXTENSION ext, unsigned long flag, int indent, int supported)
	146	{
	147	switch(flag & X509V3_EXT_UNKNOWN_MASK) {
	148
	149	case X509V3_EXT_DEFAULT:
	150	return 0;
	151
	152	case X509V3_EXT_ERROR_UNKNOWN:
	153	if(supported)
	154	BIO_printf(out, "%*s<Parse Error>", indent, "");
	155	else
	156	BIO_printf(out, "%*s<Not Supported>", indent, "");
	157	return 1;
	158
	159	case X509V3_EXT_PARSE_UNKNOWN:
	160	return ASN1_parse_dump(out,
	161	ext->value->data, ext->value->length, indent, -1);
	162	case X509V3_EXT_DUMP_UNKNOWN:
	163	return BIO_dump_indent(out, (char *)ext->value->data, ext->value->length, indent);
	164
	165	default:
	166	return 1;
	167	}
	168	}
	169
	170
96395158	171	#ifndef NO_FP_API
6b691a5c	172	int X509V3_EXT_print_fp(FILE fp, X509_EXTENSION ext, int flag, int indent)
9aeaf1b4 DSH	173	{
	174	BIO *bio_tmp;
	175	int ret;
	176	if(!(bio_tmp = BIO_new_fp(fp, BIO_NOCLOSE))) return 0;
785cdf20	177	ret = X509V3_EXT_print(bio_tmp, ext, flag, indent);
9aeaf1b4 DSH	178	BIO_free(bio_tmp);
	179	return ret;
	180	}
96395158	181	#endif