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[thirdparty/openssl.git] / apps / pkcs7.c
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d02b48c6 1/* apps/pkcs7.c */
58964a49 2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
d02b48c6
RE
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"
ec577822
BM
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>
d02b48c6
RE
70
71#undef PROG
72#define PROG pkcs7_main
73
25f923dd 74/* -inform arg - input format - default PEM (DER or PEM)
d02b48c6
RE
75 * -outform arg - output format - default PEM
76 * -in arg - input file - default stdin
77 * -out arg - output file - default stdout
d02b48c6
RE
78 * -print_certs
79 */
80
667ac4ec
RE
81int MAIN(int, char **);
82
6b691a5c 83int MAIN(int argc, char **argv)
d02b48c6 84 {
5270e702 85 ENGINE *e = NULL;
d02b48c6
RE
86 PKCS7 *p7=NULL;
87 int i,badops=0;
d02b48c6
RE
88 BIO *in=NULL,*out=NULL;
89 int informat,outformat;
954ef7ef
DSH
90 char *infile,*outfile,*prog;
91 int print_certs=0,text=0,noout=0;
5585f4ec 92 int ret=1;
5270e702 93 char *engine=NULL;
d02b48c6
RE
94
95 apps_startup();
96
97 if (bio_err == NULL)
98 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
58964a49 99 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
d02b48c6
RE
100
101 infile=NULL;
102 outfile=NULL;
103 informat=FORMAT_PEM;
104 outformat=FORMAT_PEM;
105
106 prog=argv[0];
107 argc--;
108 argv++;
109 while (argc >= 1)
110 {
111 if (strcmp(*argv,"-inform") == 0)
112 {
113 if (--argc < 1) goto bad;
114 informat=str2fmt(*(++argv));
115 }
116 else if (strcmp(*argv,"-outform") == 0)
117 {
118 if (--argc < 1) goto bad;
119 outformat=str2fmt(*(++argv));
120 }
121 else if (strcmp(*argv,"-in") == 0)
122 {
123 if (--argc < 1) goto bad;
124 infile= *(++argv);
125 }
126 else if (strcmp(*argv,"-out") == 0)
127 {
128 if (--argc < 1) goto bad;
129 outfile= *(++argv);
130 }
954ef7ef
DSH
131 else if (strcmp(*argv,"-noout") == 0)
132 noout=1;
133 else if (strcmp(*argv,"-text") == 0)
134 text=1;
d02b48c6
RE
135 else if (strcmp(*argv,"-print_certs") == 0)
136 print_certs=1;
5270e702
RL
137 else if (strcmp(*argv,"-engine") == 0)
138 {
139 if (--argc < 1) goto bad;
140 engine= *(++argv);
141 }
d02b48c6
RE
142 else
143 {
144 BIO_printf(bio_err,"unknown option %s\n",*argv);
145 badops=1;
146 break;
147 }
148 argc--;
149 argv++;
150 }
151
152 if (badops)
153 {
154bad:
155 BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
156 BIO_printf(bio_err,"where options are\n");
25f923dd
DSH
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");
9fe84296 159 BIO_printf(bio_err," -in arg input file\n");
d02b48c6
RE
160 BIO_printf(bio_err," -out arg output file\n");
161 BIO_printf(bio_err," -print_certs print any certs or crl in the input\n");
954ef7ef
DSH
162 BIO_printf(bio_err," -text print full details of certificates\n");
163 BIO_printf(bio_err," -noout don't output encoded data\n");
5270e702 164 BIO_printf(bio_err," -engine e use engine e, possibly a hardware device.\n");
c04f8cf4
RL
165 ret = 1;
166 goto end;
d02b48c6
RE
167 }
168
169 ERR_load_crypto_strings();
170
531d630b 171 e = setup_engine(bio_err, engine, 0);
5270e702 172
d02b48c6
RE
173 in=BIO_new(BIO_s_file());
174 out=BIO_new(BIO_s_file());
175 if ((in == NULL) || (out == NULL))
176 {
177 ERR_print_errors(bio_err);
178 goto end;
179 }
180
181 if (infile == NULL)
182 BIO_set_fp(in,stdin,BIO_NOCLOSE);
183 else
184 {
185 if (BIO_read_filename(in,infile) <= 0)
186 if (in == NULL)
187 {
188 perror(infile);
189 goto end;
190 }
191 }
192
193 if (informat == FORMAT_ASN1)
194 p7=d2i_PKCS7_bio(in,NULL);
195 else if (informat == FORMAT_PEM)
74678cc2 196 p7=PEM_read_bio_PKCS7(in,NULL,NULL,NULL);
d02b48c6
RE
197 else
198 {
199 BIO_printf(bio_err,"bad input format specified for pkcs7 object\n");
200 goto end;
201 }
202 if (p7 == NULL)
203 {
204 BIO_printf(bio_err,"unable to load PKCS7 object\n");
205 ERR_print_errors(bio_err);
206 goto end;
207 }
208
209 if (outfile == NULL)
645749ef 210 {
d02b48c6 211 BIO_set_fp(out,stdout,BIO_NOCLOSE);
bc36ee62 212#ifdef OPENSSL_SYS_VMS
645749ef
RL
213 {
214 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
215 out = BIO_push(tmpbio, out);
216 }
217#endif
218 }
d02b48c6
RE
219 else
220 {
221 if (BIO_write_filename(out,outfile) <= 0)
222 {
223 perror(outfile);
224 goto end;
225 }
226 }
227
228 if (print_certs)
229 {
f73e07cf 230 STACK_OF(X509) *certs=NULL;
6d114240 231 STACK_OF(X509_CRL) *crls=NULL;
d02b48c6
RE
232
233 i=OBJ_obj2nid(p7->type);
234 switch (i)
235 {
236 case NID_pkcs7_signed:
237 certs=p7->d.sign->cert;
238 crls=p7->d.sign->crl;
239 break;
240 case NID_pkcs7_signedAndEnveloped:
241 certs=p7->d.signed_and_enveloped->cert;
242 crls=p7->d.signed_and_enveloped->crl;
243 break;
244 default:
245 break;
246 }
247
248 if (certs != NULL)
249 {
250 X509 *x;
251
f73e07cf 252 for (i=0; i<sk_X509_num(certs); i++)
d02b48c6 253 {
f73e07cf 254 x=sk_X509_value(certs,i);
954ef7ef
DSH
255 if(text) X509_print(out, x);
256 else dump_cert_text(out, x);
d02b48c6 257
954ef7ef 258 if(!noout) PEM_write_bio_X509(out,x);
d02b48c6
RE
259 BIO_puts(out,"\n");
260 }
261 }
262 if (crls != NULL)
263 {
264 X509_CRL *crl;
265
6d114240 266 for (i=0; i<sk_X509_CRL_num(crls); i++)
d02b48c6 267 {
6d114240 268 crl=sk_X509_CRL_value(crls,i);
d02b48c6 269
954ef7ef 270 X509_CRL_print(out, crl);
d02b48c6 271
954ef7ef 272 if(!noout)PEM_write_bio_X509_CRL(out,crl);
d02b48c6
RE
273 BIO_puts(out,"\n");
274 }
275 }
276
277 ret=0;
278 goto end;
279 }
280
954ef7ef
DSH
281 if(!noout) {
282 if (outformat == FORMAT_ASN1)
283 i=i2d_PKCS7_bio(out,p7);
284 else if (outformat == FORMAT_PEM)
285 i=PEM_write_bio_PKCS7(out,p7);
286 else {
287 BIO_printf(bio_err,"bad output format specified for outfile\n");
288 goto end;
289 }
d02b48c6 290
954ef7ef
DSH
291 if (!i)
292 {
293 BIO_printf(bio_err,"unable to write pkcs7 object\n");
294 ERR_print_errors(bio_err);
295 goto end;
296 }
297 }
d02b48c6
RE
298 ret=0;
299end:
300 if (p7 != NULL) PKCS7_free(p7);
301 if (in != NULL) BIO_free(in);
645749ef 302 if (out != NULL) BIO_free_all(out);
c04f8cf4 303 apps_shutdown();
1c3e4a36 304 OPENSSL_EXIT(ret);
d02b48c6 305 }