[thirdparty/openssl.git] / apps / spkac.c

/* apps/spkac.c */

/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
 * project 1999. Based on an original idea by Massimiliano Pala
 * (madwolf@openca.org).
 */
/* ====================================================================
 * 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).
 *
 */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include "apps.h"
#include <openssl/bio.h>
#include <openssl/err.h>
#include <openssl/evp.h>
#include <openssl/x509.h>
#include <openssl/pem.h>

#undef PROG
#define PROG	spkac_main

/* -in arg	- input file - default stdin
 * -out arg	- output file - default stdout
 */

int MAIN(int, char **);

int MAIN(int argc, char **argv)
	{
	int i,badops=0, ret = 1;
	BIO *in = NULL,*out = NULL, *key = NULL;
	int verify=0,noout=0,pubkey=0;
	char *infile = NULL,*outfile = NULL,*prog, *passin = NULL;
	char *spkac = "SPKAC", *spksect = "default", *spkstr = NULL;
	char *challenge = NULL, *keyfile = NULL;
	LHASH *conf = NULL;
	NETSCAPE_SPKI *spki = NULL;
	EVP_PKEY *pkey = NULL;

	apps_startup();

	if (!bio_err) bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);

	prog=argv[0];
	argc--;
	argv++;
	while (argc >= 1)
		{
		if (strcmp(*argv,"-in") == 0)
			{
			if (--argc < 1) goto bad;
			infile= *(++argv);
			}
		else if (strcmp(*argv,"-out") == 0)
			{
			if (--argc < 1) goto bad;
			outfile= *(++argv);
			}
		else if (strcmp(*argv,"-passin") == 0)
			{
			if (--argc < 1) goto bad;
			passin= *(++argv);
			}
		else if (strcmp(*argv,"-envpassin") == 0)
			{
			if (--argc < 1) goto bad;
				if(!(passin= getenv(*(++argv))))
				{
				BIO_printf(bio_err,
				 "Can't read environment variable %s\n",
								*argv);
				badops = 1;
				}
			}
		else if (strcmp(*argv,"-key") == 0)
			{
			if (--argc < 1) goto bad;
			keyfile= *(++argv);
			}
		else if (strcmp(*argv,"-challenge") == 0)
			{
			if (--argc < 1) goto bad;
			challenge= *(++argv);
			}
		else if (strcmp(*argv,"-spkac") == 0)
			{
			if (--argc < 1) goto bad;
			spkac= *(++argv);
			}
		else if (strcmp(*argv,"-spksect") == 0)
			{
			if (--argc < 1) goto bad;
			spksect= *(++argv);
			}
		else if (strcmp(*argv,"-noout") == 0)
			noout=1;
		else if (strcmp(*argv,"-pubkey") == 0)
			pubkey=1;
		else if (strcmp(*argv,"-verify") == 0)
			verify=1;
		else badops = 1;
		argc--;
		argv++;
		}

	if (badops)
		{
bad:
		BIO_printf(bio_err,"%s [options]\n",prog);
		BIO_printf(bio_err,"where options are\n");
		BIO_printf(bio_err," -in arg        input file\n");
		BIO_printf(bio_err," -out arg       output file\n");
		BIO_printf(bio_err," -key arg       create SPKAC using private key\n");
		BIO_printf(bio_err," -passin arg    input file pass phrase\n");
		BIO_printf(bio_err," -envpassin arg environment variable containing input file pass phrase\n");
		BIO_printf(bio_err," -challenge arg challenge string\n");
		BIO_printf(bio_err," -spkac arg     alternative SPKAC name\n");
		BIO_printf(bio_err," -noout         don't print SPKAC\n");
		BIO_printf(bio_err," -pubkey        output public key\n");
		BIO_printf(bio_err," -verify        verify SPKAC signature\n");
		goto end;
		}

	ERR_load_crypto_strings();

	if(keyfile) {
		if(strcmp(keyfile, "-")) key = BIO_new_file(keyfile, "r");
		else key = BIO_new_fp(stdin, BIO_NOCLOSE);
		if(!key) {
			BIO_printf(bio_err, "Error opening key file\n");
			ERR_print_errors(bio_err);
			goto end;
		}
		pkey = PEM_read_bio_PrivateKey(key, NULL, PEM_cb, passin);
		if(!pkey) {
			BIO_printf(bio_err, "Error reading private key\n");
			ERR_print_errors(bio_err);
			goto end;
		}
		spki = NETSCAPE_SPKI_new();
		if(challenge) ASN1_STRING_set(spki->spkac->challenge,
						 challenge, strlen(challenge));
		NETSCAPE_SPKI_set_pubkey(spki, pkey);
		NETSCAPE_SPKI_sign(spki, pkey, EVP_md5());
		spkstr = NETSCAPE_SPKI_b64_encode(spki);

		if (outfile) out = BIO_new_file(outfile, "w");
		else out = BIO_new_fp(stdout, BIO_NOCLOSE);

		if(!out) {
			BIO_printf(bio_err, "Error opening output file\n");
			ERR_print_errors(bio_err);
			goto end;
		}
		BIO_printf(out, "SPKAC=%s\n", spkstr);
		Free(spkstr);
		ret = 0;
		goto end;
	}

	

	if (infile) in = BIO_new_file(infile, "r");
	else in = BIO_new_fp(stdin, BIO_NOCLOSE);

	if(!in) {
		BIO_printf(bio_err, "Error opening input file\n");
		ERR_print_errors(bio_err);
		goto end;
	}

	conf = CONF_load_bio(NULL, in, NULL);

	if(!conf) {
		BIO_printf(bio_err, "Error parsing config file\n");
		ERR_print_errors(bio_err);
		goto end;
	}

	spkstr = CONF_get_string(conf, spksect, spkac);
		
	if(!spkstr) {
		BIO_printf(bio_err, "Can't find SPKAC called \"%s\"\n", spkac);
		ERR_print_errors(bio_err);
		goto end;
	}

	spki = NETSCAPE_SPKI_b64_decode(spkstr, -1);
	
	if(!spki) {
		BIO_printf(bio_err, "Error loading SPKAC\n");
		ERR_print_errors(bio_err);
		goto end;
	}

	if (outfile) out = BIO_new_file(outfile, "w");
	else out = BIO_new_fp(stdout, BIO_NOCLOSE);

	if(!out) {
		BIO_printf(bio_err, "Error opening output file\n");
		ERR_print_errors(bio_err);
		goto end;
	}

	if(!noout) NETSCAPE_SPKI_print(out, spki);
	pkey = NETSCAPE_SPKI_get_pubkey(spki);
	if(verify) {
		i = NETSCAPE_SPKI_verify(spki, pkey);
		if(i) BIO_printf(bio_err, "Signature OK\n");
		else {
			BIO_printf(bio_err, "Signature Failure\n");
			ERR_print_errors(bio_err);
			goto end;
		}
	}
	if(pubkey) PEM_write_bio_PUBKEY(out, pkey);

	ret = 0;

end:
	CONF_free(conf);
	NETSCAPE_SPKI_free(spki);
	BIO_free(in);
	BIO_free(out);
	BIO_free(key);
	EVP_PKEY_free(pkey);
	EXIT(ret);
	}
Commit	Line	Data
8ce97163 DSH	1	/* apps/spkac.c */
	2
	3	/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
	4	* project 1999. Based on an original idea by Massimiliano Pala
	5	* (madwolf@openca.org).
	6	*/
	7	/* ====================================================================
	8	* Copyright (c) 1999 The OpenSSL Project. All rights reserved.
	9	*
	10	* Redistribution and use in source and binary forms, with or without
	11	* modification, are permitted provided that the following conditions
	12	* are met:
	13	*
	14	* 1. Redistributions of source code must retain the above copyright
	15	* notice, this list of conditions and the following disclaimer.
	16	*
	17	* 2. Redistributions in binary form must reproduce the above copyright
	18	* notice, this list of conditions and the following disclaimer in
	19	* the documentation and/or other materials provided with the
	20	* distribution.
	21	*
	22	* 3. All advertising materials mentioning features or use of this
	23	* software must display the following acknowledgment:
	24	* "This product includes software developed by the OpenSSL Project
	25	* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
	26	*
	27	* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
	28	* endorse or promote products derived from this software without
	29	* prior written permission. For written permission, please contact
	30	* licensing@OpenSSL.org.
	31	*
	32	* 5. Products derived from this software may not be called "OpenSSL"
	33	* nor may "OpenSSL" appear in their names without prior written
	34	* permission of the OpenSSL Project.
	35	*
	36	* 6. Redistributions of any form whatsoever must retain the following
	37	* acknowledgment:
	38	* "This product includes software developed by the OpenSSL Project
	39	* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
	40	*
	41	* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
	42	* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	43	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
	44	* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
	45	* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	46	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
	47	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
	48	* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	49	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
	50	* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	51	* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
	52	* OF THE POSSIBILITY OF SUCH DAMAGE.
	53	* ====================================================================
	54	*
	55	* This product includes cryptographic software written by Eric Young
	56	* (eay@cryptsoft.com). This product includes software written by Tim
	57	* Hudson (tjh@cryptsoft.com).
	58	*
	59	*/
	60	#include <stdio.h>
	61	#include <stdlib.h>
	62	#include <string.h>
	63	#include <time.h>
	64	#include "apps.h"
65	#include <openssl/bio.h>
66	#include <openssl/err.h>
8ce97163 DSH	67	#include <openssl/evp.h>
	68	#include <openssl/x509.h>
	69	#include <openssl/pem.h>
	70
	71	#undef PROG
	72	#define PROG spkac_main
	73
	74	/* -in arg - input file - default stdin
	75	* -out arg - output file - default stdout
	76	*/
	77
667ac4ec RE	78	int MAIN(int, char **);
667ac4ec RE	79
8ce97163 DSH	80	int MAIN(int argc, char **argv)
	81	{
	82	int i,badops=0, ret = 1;
	83	BIO in = NULL,out = NULL, *key = NULL;
82fc1d9c	84	int verify=0,noout=0,pubkey=0;
f07fb9b2	85	char infile = NULL,outfile = NULL,prog, passin = NULL;
8ce97163 DSH	86	char spkac = "SPKAC", spksect = "default", *spkstr = NULL;
8ce97163 DSH	87	char challenge = NULL, keyfile = NULL;
82fc1d9c	88	LHASH *conf = NULL;
8ce97163 DSH	89	NETSCAPE_SPKI *spki = NULL;
	90	EVP_PKEY *pkey = NULL;
	91
	92	apps_startup();
	93
	94	if (!bio_err) bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
	95
	96	prog=argv[0];
	97	argc--;
	98	argv++;
	99	while (argc >= 1)
	100	{
	101	if (strcmp(*argv,"-in") == 0)
	102	{
	103	if (--argc < 1) goto bad;
	104	infile= *(++argv);
	105	}
	106	else if (strcmp(*argv,"-out") == 0)
	107	{
	108	if (--argc < 1) goto bad;
	109	outfile= *(++argv);
	110	}
f07fb9b2 DSH	111	else if (strcmp(*argv,"-passin") == 0)
	112	{
	113	if (--argc < 1) goto bad;
	114	passin= *(++argv);
	115	}
	116	else if (strcmp(*argv,"-envpassin") == 0)
	117	{
	118	if (--argc < 1) goto bad;
	119	if(!(passin= getenv(*(++argv))))
	120	{
	121	BIO_printf(bio_err,
	122	"Can't read environment variable %s\n",
	123	*argv);
	124	badops = 1;
	125	}
	126	}
8ce97163 DSH	127	else if (strcmp(*argv,"-key") == 0)
	128	{
	129	if (--argc < 1) goto bad;
	130	keyfile= *(++argv);
	131	}
	132	else if (strcmp(*argv,"-challenge") == 0)
	133	{
	134	if (--argc < 1) goto bad;
	135	challenge= *(++argv);
	136	}
	137	else if (strcmp(*argv,"-spkac") == 0)
	138	{
	139	if (--argc < 1) goto bad;
	140	spkac= *(++argv);
	141	}
	142	else if (strcmp(*argv,"-spksect") == 0)
	143	{
	144	if (--argc < 1) goto bad;
	145	spksect= *(++argv);
	146	}
	147	else if (strcmp(*argv,"-noout") == 0)
	148	noout=1;
82fc1d9c DSH	149	else if (strcmp(*argv,"-pubkey") == 0)
82fc1d9c DSH	150	pubkey=1;
8ce97163 DSH	151	else if (strcmp(*argv,"-verify") == 0)
	152	verify=1;
	153	else badops = 1;
	154	argc--;
	155	argv++;
	156	}
	157
	158	if (badops)
	159	{
	160	bad:
82fc1d9c	161	BIO_printf(bio_err,"%s [options]\n",prog);
8ce97163	162	BIO_printf(bio_err,"where options are\n");
82fc1d9c DSH	163	BIO_printf(bio_err," -in arg input file\n");
	164	BIO_printf(bio_err," -out arg output file\n");
	165	BIO_printf(bio_err," -key arg create SPKAC using private key\n");
f07fb9b2 DSH	166	BIO_printf(bio_err," -passin arg input file pass phrase\n");
f07fb9b2 DSH	167	BIO_printf(bio_err," -envpassin arg environment variable containing input file pass phrase\n");
82fc1d9c DSH	168	BIO_printf(bio_err," -challenge arg challenge string\n");
	169	BIO_printf(bio_err," -spkac arg alternative SPKAC name\n");
	170	BIO_printf(bio_err," -noout don't print SPKAC\n");
	171	BIO_printf(bio_err," -pubkey output public key\n");
	172	BIO_printf(bio_err," -verify verify SPKAC signature\n");
8ce97163 DSH	173	goto end;
	174	}
	175
	176	ERR_load_crypto_strings();
	177
	178	if(keyfile) {
	179	if(strcmp(keyfile, "-")) key = BIO_new_file(keyfile, "r");
	180	else key = BIO_new_fp(stdin, BIO_NOCLOSE);
	181	if(!key) {
	182	BIO_printf(bio_err, "Error opening key file\n");
	183	ERR_print_errors(bio_err);
	184	goto end;
	185	}
f07fb9b2	186	pkey = PEM_read_bio_PrivateKey(key, NULL, PEM_cb, passin);
8ce97163 DSH	187	if(!pkey) {
	188	BIO_printf(bio_err, "Error reading private key\n");
	189	ERR_print_errors(bio_err);
	190	goto end;
	191	}
	192	spki = NETSCAPE_SPKI_new();
	193	if(challenge) ASN1_STRING_set(spki->spkac->challenge,
	194	challenge, strlen(challenge));
	195	NETSCAPE_SPKI_set_pubkey(spki, pkey);
	196	NETSCAPE_SPKI_sign(spki, pkey, EVP_md5());
	197	spkstr = NETSCAPE_SPKI_b64_encode(spki);
	198
	199	if (outfile) out = BIO_new_file(outfile, "w");
	200	else out = BIO_new_fp(stdout, BIO_NOCLOSE);
	201
	202	if(!out) {
	203	BIO_printf(bio_err, "Error opening output file\n");
	204	ERR_print_errors(bio_err);
	205	goto end;
	206	}
	207	BIO_printf(out, "SPKAC=%s\n", spkstr);
82fc1d9c	208	Free(spkstr);
8ce97163 DSH	209	ret = 0;
	210	goto end;
	211	}
	212
	213
	214
	215	if (infile) in = BIO_new_file(infile, "r");
	216	else in = BIO_new_fp(stdin, BIO_NOCLOSE);
	217
	218	if(!in) {
	219	BIO_printf(bio_err, "Error opening input file\n");
	220	ERR_print_errors(bio_err);
	221	goto end;
	222	}
	223
	224	conf = CONF_load_bio(NULL, in, NULL);
	225
	226	if(!conf) {
	227	BIO_printf(bio_err, "Error parsing config file\n");
	228	ERR_print_errors(bio_err);
	229	goto end;
	230	}
	231
	232	spkstr = CONF_get_string(conf, spksect, spkac);
	233
	234	if(!spkstr) {
	235	BIO_printf(bio_err, "Can't find SPKAC called \"%s\"\n", spkac);
	236	ERR_print_errors(bio_err);
	237	goto end;
	238	}
	239
	240	spki = NETSCAPE_SPKI_b64_decode(spkstr, -1);
82fc1d9c	241
8ce97163 DSH	242	if(!spki) {
	243	BIO_printf(bio_err, "Error loading SPKAC\n");
	244	ERR_print_errors(bio_err);
	245	goto end;
	246	}
	247
	248	if (outfile) out = BIO_new_file(outfile, "w");
	249	else out = BIO_new_fp(stdout, BIO_NOCLOSE);
	250
	251	if(!out) {
	252	BIO_printf(bio_err, "Error opening output file\n");
	253	ERR_print_errors(bio_err);
	254	goto end;
	255	}
	256
	257	if(!noout) NETSCAPE_SPKI_print(out, spki);
82fc1d9c	258	pkey = NETSCAPE_SPKI_get_pubkey(spki);
8ce97163	259	if(verify) {
82fc1d9c	260	i = NETSCAPE_SPKI_verify(spki, pkey);
8ce97163 DSH	261	if(i) BIO_printf(bio_err, "Signature OK\n");
	262	else {
	263	BIO_printf(bio_err, "Signature Failure\n");
	264	ERR_print_errors(bio_err);
	265	goto end;
	266	}
	267	}
82fc1d9c	268	if(pubkey) PEM_write_bio_PUBKEY(out, pkey);
8ce97163 DSH	269
	270	ret = 0;
	271
	272	end:
82fc1d9c	273	CONF_free(conf);
8ce97163 DSH	274	NETSCAPE_SPKI_free(spki);
	275	BIO_free(in);
	276	BIO_free(out);
	277	BIO_free(key);
	278	EVP_PKEY_free(pkey);
8ce97163 DSH	279	EXIT(ret);
8ce97163 DSH	280	}