1 /* apps/pkcs7.c */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59 #include <stdio.h>
60 #include <stdlib.h>
61 #include <string.h>
62 #include <time.h>
63 #include "apps.h"
64 #include <openssl/err.h>
65 #include <openssl/objects.h>
66 #include <openssl/evp.h>
67 #include <openssl/x509.h>
68 #include <openssl/pkcs7.h>
69 #include <openssl/pem.h>
70
71 #undef PROG
72 #define PROG pkcs7_main
73
74 /*-
75 * -inform arg - input format - default PEM (DER or PEM)
76 * -outform arg - output format - default PEM
77 * -in arg - input file - default stdin
78 * -out arg - output file - default stdout
79 * -print_certs
80 */
81
82 int MAIN(int, char **);
83
MAIN(int argc,char ** argv)84 int MAIN(int argc, char **argv)
85 {
86 PKCS7 *p7 = NULL;
87 int i, badops = 0;
88 BIO *in = NULL, *out = NULL;
89 int informat, outformat;
90 char *infile, *outfile, *prog;
91 int print_certs = 0, text = 0, noout = 0;
92 int ret = 1;
93 #ifndef OPENSSL_NO_ENGINE
94 char *engine = NULL;
95 #endif
96
97 apps_startup();
98
99 if (bio_err == NULL)
100 if ((bio_err = BIO_new(BIO_s_file())) != NULL)
101 BIO_set_fp(bio_err, stderr, BIO_NOCLOSE | BIO_FP_TEXT);
102
103 if (!load_config(bio_err, NULL))
104 goto end;
105
106 infile = NULL;
107 outfile = NULL;
108 informat = FORMAT_PEM;
109 outformat = FORMAT_PEM;
110
111 prog = argv[0];
112 argc--;
113 argv++;
114 while (argc >= 1) {
115 if (strcmp(*argv, "-inform") == 0) {
116 if (--argc < 1)
117 goto bad;
118 informat = str2fmt(*(++argv));
119 } else if (strcmp(*argv, "-outform") == 0) {
120 if (--argc < 1)
121 goto bad;
122 outformat = str2fmt(*(++argv));
123 } else if (strcmp(*argv, "-in") == 0) {
124 if (--argc < 1)
125 goto bad;
126 infile = *(++argv);
127 } else if (strcmp(*argv, "-out") == 0) {
128 if (--argc < 1)
129 goto bad;
130 outfile = *(++argv);
131 } else if (strcmp(*argv, "-noout") == 0)
132 noout = 1;
133 else if (strcmp(*argv, "-text") == 0)
134 text = 1;
135 else if (strcmp(*argv, "-print_certs") == 0)
136 print_certs = 1;
137 #ifndef OPENSSL_NO_ENGINE
138 else if (strcmp(*argv, "-engine") == 0) {
139 if (--argc < 1)
140 goto bad;
141 engine = *(++argv);
142 }
143 #endif
144 else {
145 BIO_printf(bio_err, "unknown option %s\n", *argv);
146 badops = 1;
147 break;
148 }
149 argc--;
150 argv++;
151 }
152
153 if (badops) {
154 bad:
155 BIO_printf(bio_err, "%s [options] <infile >outfile\n", prog);
156 BIO_printf(bio_err, "where options are\n");
157 BIO_printf(bio_err, " -inform arg input format - DER or PEM\n");
158 BIO_printf(bio_err, " -outform arg output format - DER or PEM\n");
159 BIO_printf(bio_err, " -in arg input file\n");
160 BIO_printf(bio_err, " -out arg output file\n");
161 BIO_printf(bio_err,
162 " -print_certs print any certs or crl in the input\n");
163 BIO_printf(bio_err,
164 " -text print full details of certificates\n");
165 BIO_printf(bio_err, " -noout don't output encoded data\n");
166 #ifndef OPENSSL_NO_ENGINE
167 BIO_printf(bio_err,
168 " -engine e use engine e, possibly a hardware device.\n");
169 #endif
170 ret = 1;
171 goto end;
172 }
173
174 ERR_load_crypto_strings();
175
176 #ifndef OPENSSL_NO_ENGINE
177 setup_engine(bio_err, engine, 0);
178 #endif
179
180 in = BIO_new(BIO_s_file());
181 out = BIO_new(BIO_s_file());
182 if ((in == NULL) || (out == NULL)) {
183 ERR_print_errors(bio_err);
184 goto end;
185 }
186
187 if (infile == NULL)
188 BIO_set_fp(in, stdin, BIO_NOCLOSE);
189 else {
190 if (BIO_read_filename(in, infile) <= 0)
191 if (in == NULL) {
192 perror(infile);
193 goto end;
194 }
195 }
196
197 if (informat == FORMAT_ASN1)
198 p7 = d2i_PKCS7_bio(in, NULL);
199 else if (informat == FORMAT_PEM)
200 p7 = PEM_read_bio_PKCS7(in, NULL, NULL, NULL);
201 else {
202 BIO_printf(bio_err, "bad input format specified for pkcs7 object\n");
203 goto end;
204 }
205 if (p7 == NULL) {
206 BIO_printf(bio_err, "unable to load PKCS7 object\n");
207 ERR_print_errors(bio_err);
208 goto end;
209 }
210
211 if (outfile == NULL) {
212 BIO_set_fp(out, stdout, BIO_NOCLOSE);
213 #ifdef OPENSSL_SYS_VMS
214 {
215 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
216 out = BIO_push(tmpbio, out);
217 }
218 #endif
219 } else {
220 if (BIO_write_filename(out, outfile) <= 0) {
221 perror(outfile);
222 goto end;
223 }
224 }
225
226 if (print_certs) {
227 STACK_OF(X509) *certs = NULL;
228 STACK_OF(X509_CRL) *crls = NULL;
229
230 i = OBJ_obj2nid(p7->type);
231 switch (i) {
232 case NID_pkcs7_signed:
233 certs = p7->d.sign->cert;
234 crls = p7->d.sign->crl;
235 break;
236 case NID_pkcs7_signedAndEnveloped:
237 certs = p7->d.signed_and_enveloped->cert;
238 crls = p7->d.signed_and_enveloped->crl;
239 break;
240 default:
241 break;
242 }
243
244 if (certs != NULL) {
245 X509 *x;
246
247 for (i = 0; i < sk_X509_num(certs); i++) {
248 x = sk_X509_value(certs, i);
249 if (text)
250 X509_print(out, x);
251 else
252 dump_cert_text(out, x);
253
254 if (!noout)
255 PEM_write_bio_X509(out, x);
256 BIO_puts(out, "\n");
257 }
258 }
259 if (crls != NULL) {
260 X509_CRL *crl;
261
262 for (i = 0; i < sk_X509_CRL_num(crls); i++) {
263 crl = sk_X509_CRL_value(crls, i);
264
265 X509_CRL_print(out, crl);
266
267 if (!noout)
268 PEM_write_bio_X509_CRL(out, crl);
269 BIO_puts(out, "\n");
270 }
271 }
272
273 ret = 0;
274 goto end;
275 }
276
277 if (!noout) {
278 if (outformat == FORMAT_ASN1)
279 i = i2d_PKCS7_bio(out, p7);
280 else if (outformat == FORMAT_PEM)
281 i = PEM_write_bio_PKCS7(out, p7);
282 else {
283 BIO_printf(bio_err, "bad output format specified for outfile\n");
284 goto end;
285 }
286
287 if (!i) {
288 BIO_printf(bio_err, "unable to write pkcs7 object\n");
289 ERR_print_errors(bio_err);
290 goto end;
291 }
292 }
293 ret = 0;
294 end:
295 if (p7 != NULL)
296 PKCS7_free(p7);
297 if (in != NULL)
298 BIO_free(in);
299 if (out != NULL)
300 BIO_free_all(out);
301 apps_shutdown();
302 OPENSSL_EXIT(ret);
303 }
304