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 /* -inform arg - input format - default PEM (DER or PEM)
75 * -outform arg - output format - default PEM
76 * -in arg - input file - default stdin
77 * -out arg - output file - default stdout
78 * -print_certs
79 */
80
81 int MAIN(int, char **);
82
MAIN(int argc,char ** argv)83 int MAIN(int argc, char **argv)
84 {
85 #ifndef OPENSSL_NO_ENGINE
86 ENGINE *e = NULL;
87 #endif
88 PKCS7 *p7=NULL;
89 int i,badops=0;
90 BIO *in=NULL,*out=NULL;
91 int informat,outformat;
92 char *infile,*outfile,*prog;
93 int print_certs=0,text=0,noout=0;
94 int ret=1;
95 #ifndef OPENSSL_NO_ENGINE
96 char *engine=NULL;
97 #endif
98
99 apps_startup();
100
101 if (bio_err == NULL)
102 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
103 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
104
105 if (!load_config(bio_err, NULL))
106 goto end;
107
108 infile=NULL;
109 outfile=NULL;
110 informat=FORMAT_PEM;
111 outformat=FORMAT_PEM;
112
113 prog=argv[0];
114 argc--;
115 argv++;
116 while (argc >= 1)
117 {
118 if (strcmp(*argv,"-inform") == 0)
119 {
120 if (--argc < 1) goto bad;
121 informat=str2fmt(*(++argv));
122 }
123 else if (strcmp(*argv,"-outform") == 0)
124 {
125 if (--argc < 1) goto bad;
126 outformat=str2fmt(*(++argv));
127 }
128 else if (strcmp(*argv,"-in") == 0)
129 {
130 if (--argc < 1) goto bad;
131 infile= *(++argv);
132 }
133 else if (strcmp(*argv,"-out") == 0)
134 {
135 if (--argc < 1) goto bad;
136 outfile= *(++argv);
137 }
138 else if (strcmp(*argv,"-noout") == 0)
139 noout=1;
140 else if (strcmp(*argv,"-text") == 0)
141 text=1;
142 else if (strcmp(*argv,"-print_certs") == 0)
143 print_certs=1;
144 #ifndef OPENSSL_NO_ENGINE
145 else if (strcmp(*argv,"-engine") == 0)
146 {
147 if (--argc < 1) goto bad;
148 engine= *(++argv);
149 }
150 #endif
151 else
152 {
153 BIO_printf(bio_err,"unknown option %s\n",*argv);
154 badops=1;
155 break;
156 }
157 argc--;
158 argv++;
159 }
160
161 if (badops)
162 {
163 bad:
164 BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
165 BIO_printf(bio_err,"where options are\n");
166 BIO_printf(bio_err," -inform arg input format - DER or PEM\n");
167 BIO_printf(bio_err," -outform arg output format - DER or PEM\n");
168 BIO_printf(bio_err," -in arg input file\n");
169 BIO_printf(bio_err," -out arg output file\n");
170 BIO_printf(bio_err," -print_certs print any certs or crl in the input\n");
171 BIO_printf(bio_err," -text print full details of certificates\n");
172 BIO_printf(bio_err," -noout don't output encoded data\n");
173 #ifndef OPENSSL_NO_ENGINE
174 BIO_printf(bio_err," -engine e use engine e, possibly a hardware device.\n");
175 #endif
176 ret = 1;
177 goto end;
178 }
179
180 ERR_load_crypto_strings();
181
182 #ifndef OPENSSL_NO_ENGINE
183 e = setup_engine(bio_err, engine, 0);
184 #endif
185
186 in=BIO_new(BIO_s_file());
187 out=BIO_new(BIO_s_file());
188 if ((in == NULL) || (out == NULL))
189 {
190 ERR_print_errors(bio_err);
191 goto end;
192 }
193
194 if (infile == NULL)
195 BIO_set_fp(in,stdin,BIO_NOCLOSE);
196 else
197 {
198 if (BIO_read_filename(in,infile) <= 0)
199 if (in == NULL)
200 {
201 perror(infile);
202 goto end;
203 }
204 }
205
206 if (informat == FORMAT_ASN1)
207 p7=d2i_PKCS7_bio(in,NULL);
208 else if (informat == FORMAT_PEM)
209 p7=PEM_read_bio_PKCS7(in,NULL,NULL,NULL);
210 else
211 {
212 BIO_printf(bio_err,"bad input format specified for pkcs7 object\n");
213 goto end;
214 }
215 if (p7 == NULL)
216 {
217 BIO_printf(bio_err,"unable to load PKCS7 object\n");
218 ERR_print_errors(bio_err);
219 goto end;
220 }
221
222 if (outfile == NULL)
223 {
224 BIO_set_fp(out,stdout,BIO_NOCLOSE);
225 #ifdef OPENSSL_SYS_VMS
226 {
227 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
228 out = BIO_push(tmpbio, out);
229 }
230 #endif
231 }
232 else
233 {
234 if (BIO_write_filename(out,outfile) <= 0)
235 {
236 perror(outfile);
237 goto end;
238 }
239 }
240
241 if (print_certs)
242 {
243 STACK_OF(X509) *certs=NULL;
244 STACK_OF(X509_CRL) *crls=NULL;
245
246 i=OBJ_obj2nid(p7->type);
247 switch (i)
248 {
249 case NID_pkcs7_signed:
250 certs=p7->d.sign->cert;
251 crls=p7->d.sign->crl;
252 break;
253 case NID_pkcs7_signedAndEnveloped:
254 certs=p7->d.signed_and_enveloped->cert;
255 crls=p7->d.signed_and_enveloped->crl;
256 break;
257 default:
258 break;
259 }
260
261 if (certs != NULL)
262 {
263 X509 *x;
264
265 for (i=0; i<sk_X509_num(certs); i++)
266 {
267 x=sk_X509_value(certs,i);
268 if(text) X509_print(out, x);
269 else dump_cert_text(out, x);
270
271 if(!noout) PEM_write_bio_X509(out,x);
272 BIO_puts(out,"\n");
273 }
274 }
275 if (crls != NULL)
276 {
277 X509_CRL *crl;
278
279 for (i=0; i<sk_X509_CRL_num(crls); i++)
280 {
281 crl=sk_X509_CRL_value(crls,i);
282
283 X509_CRL_print(out, crl);
284
285 if(!noout)PEM_write_bio_X509_CRL(out,crl);
286 BIO_puts(out,"\n");
287 }
288 }
289
290 ret=0;
291 goto end;
292 }
293
294 if(!noout) {
295 if (outformat == FORMAT_ASN1)
296 i=i2d_PKCS7_bio(out,p7);
297 else if (outformat == FORMAT_PEM)
298 i=PEM_write_bio_PKCS7(out,p7);
299 else {
300 BIO_printf(bio_err,"bad output format specified for outfile\n");
301 goto end;
302 }
303
304 if (!i)
305 {
306 BIO_printf(bio_err,"unable to write pkcs7 object\n");
307 ERR_print_errors(bio_err);
308 goto end;
309 }
310 }
311 ret=0;
312 end:
313 if (p7 != NULL) PKCS7_free(p7);
314 if (in != NULL) BIO_free(in);
315 if (out != NULL) BIO_free_all(out);
316 apps_shutdown();
317 OPENSSL_EXIT(ret);
318 }
319