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-rw-r--r--src/usr.bin/openssl/spkac.c284
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diff --git a/src/usr.bin/openssl/spkac.c b/src/usr.bin/openssl/spkac.c
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1/* $OpenBSD: spkac.c,v 1.1 2014/08/26 17:47:25 jsing Exp $ */
2/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3 * project 1999. Based on an original idea by Massimiliano Pala
4 * (madwolf@openca.org).
5 */
6/* ====================================================================
7 * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 *
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 *
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in
18 * the documentation and/or other materials provided with the
19 * distribution.
20 *
21 * 3. All advertising materials mentioning features or use of this
22 * software must display the following acknowledgment:
23 * "This product includes software developed by the OpenSSL Project
24 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
25 *
26 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
27 * endorse or promote products derived from this software without
28 * prior written permission. For written permission, please contact
29 * licensing@OpenSSL.org.
30 *
31 * 5. Products derived from this software may not be called "OpenSSL"
32 * nor may "OpenSSL" appear in their names without prior written
33 * permission of the OpenSSL Project.
34 *
35 * 6. Redistributions of any form whatsoever must retain the following
36 * acknowledgment:
37 * "This product includes software developed by the OpenSSL Project
38 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
39 *
40 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
41 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
43 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
44 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
45 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
46 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
47 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
49 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
50 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
51 * OF THE POSSIBILITY OF SUCH DAMAGE.
52 * ====================================================================
53 *
54 * This product includes cryptographic software written by Eric Young
55 * (eay@cryptsoft.com). This product includes software written by Tim
56 * Hudson (tjh@cryptsoft.com).
57 *
58 */
59
60#include <stdio.h>
61#include <stdlib.h>
62#include <string.h>
63#include <time.h>
64
65#include "apps.h"
66
67#include <openssl/bio.h>
68#include <openssl/conf.h>
69#include <openssl/err.h>
70#include <openssl/evp.h>
71#include <openssl/lhash.h>
72#include <openssl/pem.h>
73#include <openssl/x509.h>
74
75/* -in arg - input file - default stdin
76 * -out arg - output file - default stdout
77 */
78
79int spkac_main(int, char **);
80
81int
82spkac_main(int argc, char **argv)
83{
84 ENGINE *e = NULL;
85 int i, badops = 0, ret = 1;
86 BIO *in = NULL, *out = NULL;
87 int verify = 0, noout = 0, pubkey = 0;
88 char *infile = NULL, *outfile = NULL, *prog;
89 char *passargin = NULL, *passin = NULL;
90 const char *spkac = "SPKAC", *spksect = "default";
91 char *spkstr = NULL;
92 char *challenge = NULL, *keyfile = NULL;
93 CONF *conf = NULL;
94 NETSCAPE_SPKI *spki = NULL;
95 EVP_PKEY *pkey = NULL;
96#ifndef OPENSSL_NO_ENGINE
97 char *engine = NULL;
98#endif
99
100 prog = argv[0];
101 argc--;
102 argv++;
103 while (argc >= 1) {
104 if (strcmp(*argv, "-in") == 0) {
105 if (--argc < 1)
106 goto bad;
107 infile = *(++argv);
108 } else if (strcmp(*argv, "-out") == 0) {
109 if (--argc < 1)
110 goto bad;
111 outfile = *(++argv);
112 } else if (strcmp(*argv, "-passin") == 0) {
113 if (--argc < 1)
114 goto bad;
115 passargin = *(++argv);
116 } else if (strcmp(*argv, "-key") == 0) {
117 if (--argc < 1)
118 goto bad;
119 keyfile = *(++argv);
120 } else if (strcmp(*argv, "-challenge") == 0) {
121 if (--argc < 1)
122 goto bad;
123 challenge = *(++argv);
124 } else if (strcmp(*argv, "-spkac") == 0) {
125 if (--argc < 1)
126 goto bad;
127 spkac = *(++argv);
128 } else if (strcmp(*argv, "-spksect") == 0) {
129 if (--argc < 1)
130 goto bad;
131 spksect = *(++argv);
132 }
133#ifndef OPENSSL_NO_ENGINE
134 else if (strcmp(*argv, "-engine") == 0) {
135 if (--argc < 1)
136 goto bad;
137 engine = *(++argv);
138 }
139#endif
140 else if (strcmp(*argv, "-noout") == 0)
141 noout = 1;
142 else if (strcmp(*argv, "-pubkey") == 0)
143 pubkey = 1;
144 else if (strcmp(*argv, "-verify") == 0)
145 verify = 1;
146 else
147 badops = 1;
148 argc--;
149 argv++;
150 }
151
152 if (badops) {
153bad:
154 BIO_printf(bio_err, "%s [options]\n", prog);
155 BIO_printf(bio_err, "where options are\n");
156 BIO_printf(bio_err, " -in arg input file\n");
157 BIO_printf(bio_err, " -out arg output file\n");
158 BIO_printf(bio_err, " -key arg create SPKAC using private key\n");
159 BIO_printf(bio_err, " -passin arg input file pass phrase source\n");
160 BIO_printf(bio_err, " -challenge arg challenge string\n");
161 BIO_printf(bio_err, " -spkac arg alternative SPKAC name\n");
162 BIO_printf(bio_err, " -noout don't print SPKAC\n");
163 BIO_printf(bio_err, " -pubkey output public key\n");
164 BIO_printf(bio_err, " -verify verify SPKAC signature\n");
165#ifndef OPENSSL_NO_ENGINE
166 BIO_printf(bio_err, " -engine e use engine e, possibly a hardware device.\n");
167#endif
168 goto end;
169 }
170 ERR_load_crypto_strings();
171 if (!app_passwd(bio_err, passargin, NULL, &passin, NULL)) {
172 BIO_printf(bio_err, "Error getting password\n");
173 goto end;
174 }
175#ifndef OPENSSL_NO_ENGINE
176 e = setup_engine(bio_err, engine, 0);
177#endif
178
179 if (keyfile) {
180 pkey = load_key(bio_err,
181 strcmp(keyfile, "-") ? keyfile : NULL,
182 FORMAT_PEM, 1, passin, e, "private key");
183 if (!pkey) {
184 goto end;
185 }
186 spki = NETSCAPE_SPKI_new();
187 if (challenge)
188 ASN1_STRING_set(spki->spkac->challenge,
189 challenge, (int) strlen(challenge));
190 NETSCAPE_SPKI_set_pubkey(spki, pkey);
191 NETSCAPE_SPKI_sign(spki, pkey, EVP_md5());
192 spkstr = NETSCAPE_SPKI_b64_encode(spki);
193 if (spkstr == NULL) {
194 BIO_printf(bio_err, "Error encoding SPKAC\n");
195 ERR_print_errors(bio_err);
196 goto end;
197 }
198
199 if (outfile)
200 out = BIO_new_file(outfile, "w");
201 else
202 out = BIO_new_fp(stdout, BIO_NOCLOSE);
203
204 if (!out) {
205 BIO_printf(bio_err, "Error opening output file\n");
206 ERR_print_errors(bio_err);
207 } else {
208 BIO_printf(out, "SPKAC=%s\n", spkstr);
209 ret = 0;
210 }
211 free(spkstr);
212 goto end;
213 }
214 if (infile)
215 in = BIO_new_file(infile, "r");
216 else
217 in = BIO_new_fp(stdin, BIO_NOCLOSE);
218
219 if (!in) {
220 BIO_printf(bio_err, "Error opening input file\n");
221 ERR_print_errors(bio_err);
222 goto end;
223 }
224 conf = NCONF_new(NULL);
225 i = NCONF_load_bio(conf, in, NULL);
226
227 if (!i) {
228 BIO_printf(bio_err, "Error parsing config file\n");
229 ERR_print_errors(bio_err);
230 goto end;
231 }
232 spkstr = NCONF_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 spki = NETSCAPE_SPKI_b64_decode(spkstr, -1);
240
241 if (!spki) {
242 BIO_printf(bio_err, "Error loading SPKAC\n");
243 ERR_print_errors(bio_err);
244 goto end;
245 }
246 if (outfile)
247 out = BIO_new_file(outfile, "w");
248 else {
249 out = BIO_new_fp(stdout, BIO_NOCLOSE);
250 }
251
252 if (!out) {
253 BIO_printf(bio_err, "Error opening output file\n");
254 ERR_print_errors(bio_err);
255 goto end;
256 }
257 if (!noout)
258 NETSCAPE_SPKI_print(out, spki);
259 pkey = NETSCAPE_SPKI_get_pubkey(spki);
260 if (verify) {
261 i = NETSCAPE_SPKI_verify(spki, pkey);
262 if (i > 0)
263 BIO_printf(bio_err, "Signature OK\n");
264 else {
265 BIO_printf(bio_err, "Signature Failure\n");
266 ERR_print_errors(bio_err);
267 goto end;
268 }
269 }
270 if (pubkey)
271 PEM_write_bio_PUBKEY(out, pkey);
272
273 ret = 0;
274
275end:
276 NCONF_free(conf);
277 NETSCAPE_SPKI_free(spki);
278 BIO_free(in);
279 BIO_free_all(out);
280 EVP_PKEY_free(pkey);
281 free(passin);
282
283 return (ret);
284}
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