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[minix.git] / crypto / external / bsd / openssl / dist / apps / spkac.c
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1 /* apps/spkac.c */
3 /*
4 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
5 * 1999. Based on an original idea by Massimiliano Pala (madwolf@openca.org).
6 */
7 /* ====================================================================
8 * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
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.
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/)"
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.
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.
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/)"
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 * ====================================================================
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).
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/conf.h>
67 #include <openssl/err.h>
68 #include <openssl/evp.h>
69 #include <openssl/lhash.h>
70 #include <openssl/x509.h>
71 #include <openssl/pem.h>
73 #undef PROG
74 #define PROG spkac_main
76 /*-
77 * -in arg - input file - default stdin
78 * -out arg - output file - default stdout
81 int MAIN(int, char **);
83 int MAIN(int argc, char **argv)
85 ENGINE *e = NULL;
86 int i, badops = 0, ret = 1;
87 BIO *in = NULL, *out = NULL;
88 int verify = 0, noout = 0, pubkey = 0;
89 char *infile = NULL, *outfile = NULL, *prog;
90 char *passargin = NULL, *passin = NULL;
91 const char *spkac = "SPKAC", *spksect = "default";
92 char *spkstr = NULL;
93 char *challenge = NULL, *keyfile = NULL;
94 CONF *conf = NULL;
95 NETSCAPE_SPKI *spki = NULL;
96 EVP_PKEY *pkey = NULL;
97 #ifndef OPENSSL_NO_ENGINE
98 char *engine = NULL;
99 #endif
101 apps_startup();
103 if (!bio_err)
104 bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
106 if (!load_config(bio_err, NULL))
107 goto end;
109 prog = argv[0];
110 argc--;
111 argv++;
112 while (argc >= 1) {
113 if (strcmp(*argv, "-in") == 0) {
114 if (--argc < 1)
115 goto bad;
116 infile = *(++argv);
117 } else if (strcmp(*argv, "-out") == 0) {
118 if (--argc < 1)
119 goto bad;
120 outfile = *(++argv);
121 } else if (strcmp(*argv, "-passin") == 0) {
122 if (--argc < 1)
123 goto bad;
124 passargin = *(++argv);
125 } else if (strcmp(*argv, "-key") == 0) {
126 if (--argc < 1)
127 goto bad;
128 keyfile = *(++argv);
129 } else if (strcmp(*argv, "-challenge") == 0) {
130 if (--argc < 1)
131 goto bad;
132 challenge = *(++argv);
133 } else if (strcmp(*argv, "-spkac") == 0) {
134 if (--argc < 1)
135 goto bad;
136 spkac = *(++argv);
137 } else if (strcmp(*argv, "-spksect") == 0) {
138 if (--argc < 1)
139 goto bad;
140 spksect = *(++argv);
142 #ifndef OPENSSL_NO_ENGINE
143 else if (strcmp(*argv, "-engine") == 0) {
144 if (--argc < 1)
145 goto bad;
146 engine = *(++argv);
148 #endif
149 else if (strcmp(*argv, "-noout") == 0)
150 noout = 1;
151 else if (strcmp(*argv, "-pubkey") == 0)
152 pubkey = 1;
153 else if (strcmp(*argv, "-verify") == 0)
154 verify = 1;
155 else
156 badops = 1;
157 argc--;
158 argv++;
161 if (badops) {
162 bad:
163 BIO_printf(bio_err, "%s [options]\n", prog);
164 BIO_printf(bio_err, "where options are\n");
165 BIO_printf(bio_err, " -in arg input file\n");
166 BIO_printf(bio_err, " -out arg output file\n");
167 BIO_printf(bio_err,
168 " -key arg create SPKAC using private key\n");
169 BIO_printf(bio_err,
170 " -passin arg input file pass phrase source\n");
171 BIO_printf(bio_err, " -challenge arg challenge string\n");
172 BIO_printf(bio_err, " -spkac arg alternative SPKAC name\n");
173 BIO_printf(bio_err, " -noout don't print SPKAC\n");
174 BIO_printf(bio_err, " -pubkey output public key\n");
175 BIO_printf(bio_err, " -verify verify SPKAC signature\n");
176 #ifndef OPENSSL_NO_ENGINE
177 BIO_printf(bio_err,
178 " -engine e use engine e, possibly a hardware device.\n");
179 #endif
180 goto end;
183 ERR_load_crypto_strings();
184 if (!app_passwd(bio_err, passargin, NULL, &passin, NULL)) {
185 BIO_printf(bio_err, "Error getting password\n");
186 goto end;
188 #ifndef OPENSSL_NO_ENGINE
189 e = setup_engine(bio_err, engine, 0);
190 #endif
192 if (keyfile) {
193 pkey = load_key(bio_err,
194 strcmp(keyfile, "-") ? keyfile : NULL,
195 FORMAT_PEM, 1, passin, e, "private key");
196 if (!pkey) {
197 goto end;
199 spki = NETSCAPE_SPKI_new();
200 if (challenge)
201 ASN1_STRING_set(spki->spkac->challenge,
202 challenge, (int)strlen(challenge));
203 NETSCAPE_SPKI_set_pubkey(spki, pkey);
204 NETSCAPE_SPKI_sign(spki, pkey, EVP_md5());
205 spkstr = NETSCAPE_SPKI_b64_encode(spki);
207 if (outfile)
208 out = BIO_new_file(outfile, "w");
209 else {
210 out = BIO_new_fp(stdout, BIO_NOCLOSE);
211 #ifdef OPENSSL_SYS_VMS
213 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
214 out = BIO_push(tmpbio, out);
216 #endif
219 if (!out) {
220 BIO_printf(bio_err, "Error opening output file\n");
221 ERR_print_errors(bio_err);
222 goto end;
224 BIO_printf(out, "SPKAC=%s\n", spkstr);
225 OPENSSL_free(spkstr);
226 ret = 0;
227 goto end;
230 if (infile)
231 in = BIO_new_file(infile, "r");
232 else
233 in = BIO_new_fp(stdin, BIO_NOCLOSE);
235 if (!in) {
236 BIO_printf(bio_err, "Error opening input file\n");
237 ERR_print_errors(bio_err);
238 goto end;
241 conf = NCONF_new(NULL);
242 i = NCONF_load_bio(conf, in, NULL);
244 if (!i) {
245 BIO_printf(bio_err, "Error parsing config file\n");
246 ERR_print_errors(bio_err);
247 goto end;
250 spkstr = NCONF_get_string(conf, spksect, spkac);
252 if (!spkstr) {
253 BIO_printf(bio_err, "Can't find SPKAC called \"%s\"\n", spkac);
254 ERR_print_errors(bio_err);
255 goto end;
258 spki = NETSCAPE_SPKI_b64_decode(spkstr, -1);
260 if (!spki) {
261 BIO_printf(bio_err, "Error loading SPKAC\n");
262 ERR_print_errors(bio_err);
263 goto end;
266 if (outfile)
267 out = BIO_new_file(outfile, "w");
268 else {
269 out = BIO_new_fp(stdout, BIO_NOCLOSE);
270 #ifdef OPENSSL_SYS_VMS
272 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
273 out = BIO_push(tmpbio, out);
275 #endif
278 if (!out) {
279 BIO_printf(bio_err, "Error opening output file\n");
280 ERR_print_errors(bio_err);
281 goto end;
284 if (!noout)
285 NETSCAPE_SPKI_print(out, spki);
286 pkey = NETSCAPE_SPKI_get_pubkey(spki);
287 if (verify) {
288 i = NETSCAPE_SPKI_verify(spki, pkey);
289 if (i > 0)
290 BIO_printf(bio_err, "Signature OK\n");
291 else {
292 BIO_printf(bio_err, "Signature Failure\n");
293 ERR_print_errors(bio_err);
294 goto end;
297 if (pubkey)
298 PEM_write_bio_PUBKEY(out, pkey);
300 ret = 0;
302 end:
303 NCONF_free(conf);
304 NETSCAPE_SPKI_free(spki);
305 BIO_free(in);
306 BIO_free_all(out);
307 EVP_PKEY_free(pkey);
308 if (passin)
309 OPENSSL_free(passin);
310 apps_shutdown();
311 OPENSSL_EXIT(ret);