2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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.
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).
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.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
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)"
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
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.]
60 * This was written by Gordon Chaffee <chaffee@plateau.cs.berkeley.edu> and
61 * donated 'to the cause' along with lots and lots of other fixes to the
67 #include <sys/types.h>
70 #include <openssl/err.h>
71 #include <openssl/evp.h>
72 #include <openssl/x509.h>
73 #include <openssl/pkcs7.h>
74 #include <openssl/pem.h>
75 #include <openssl/objects.h>
77 static int add_certs_from_file(STACK_OF(X509) *stack, char *certfile);
79 #define PROG crl2pkcs7_main
82 * -inform arg - input format - default PEM (DER or PEM)
83 * -outform arg - output format - default PEM
84 * -in arg - input file - default stdin
85 * -out arg - output file - default stdout
88 int MAIN(int, char **);
90 int MAIN(int argc, char **argv)
93 BIO *in = NULL, *out = NULL;
94 int informat, outformat;
95 char *infile, *outfile, *prog, *certfile;
97 PKCS7_SIGNED *p7s = NULL;
99 STACK *certflst = NULL;
100 STACK_OF(X509_CRL) *crl_stack = NULL;
101 STACK_OF(X509) *cert_stack = NULL;
102 int ret = 1, nocrl = 0;
107 if ((bio_err = BIO_new(BIO_s_file())) != NULL)
108 BIO_set_fp(bio_err, stderr, BIO_NOCLOSE | BIO_FP_TEXT);
112 informat = FORMAT_PEM;
113 outformat = FORMAT_PEM;
119 if (strcmp(*argv, "-inform") == 0) {
122 informat = str2fmt(*(++argv));
123 } else if (strcmp(*argv, "-outform") == 0) {
126 outformat = str2fmt(*(++argv));
127 } else if (strcmp(*argv, "-in") == 0) {
131 } else if (strcmp(*argv, "-nocrl") == 0) {
133 } else if (strcmp(*argv, "-out") == 0) {
137 } else if (strcmp(*argv, "-certfile") == 0) {
141 certflst = sk_new_null();
144 if (!sk_push(certflst, *(++argv))) {
149 BIO_printf(bio_err, "unknown option %s\n", *argv);
159 BIO_printf(bio_err, "%s [options] <infile >outfile\n", prog);
160 BIO_printf(bio_err, "where options are\n");
161 BIO_printf(bio_err, " -inform arg input format - DER or PEM\n");
162 BIO_printf(bio_err, " -outform arg output format - DER or PEM\n");
163 BIO_printf(bio_err, " -in arg input file\n");
164 BIO_printf(bio_err, " -out arg output file\n");
166 " -certfile arg certificates file of chain to a trusted CA\n");
167 BIO_printf(bio_err, " (can be used more than once)\n");
169 " -nocrl no crl to load, just certs from '-certfile'\n");
174 ERR_load_crypto_strings();
176 in = BIO_new(BIO_s_file());
177 out = BIO_new(BIO_s_file());
178 if ((in == NULL) || (out == NULL)) {
179 ERR_print_errors(bio_err);
185 BIO_set_fp(in, stdin, BIO_NOCLOSE);
187 if (BIO_read_filename(in, infile) <= 0) {
193 if (informat == FORMAT_ASN1)
194 crl = d2i_X509_CRL_bio(in, NULL);
195 else if (informat == FORMAT_PEM)
196 crl = PEM_read_bio_X509_CRL(in, NULL, NULL, NULL);
198 BIO_printf(bio_err, "bad input format specified for input crl\n");
202 BIO_printf(bio_err, "unable to load CRL\n");
203 ERR_print_errors(bio_err);
208 if ((p7 = PKCS7_new()) == NULL)
210 if ((p7s = PKCS7_SIGNED_new()) == NULL)
212 p7->type = OBJ_nid2obj(NID_pkcs7_signed);
214 p7s->contents->type = OBJ_nid2obj(NID_pkcs7_data);
216 if (!ASN1_INTEGER_set(p7s->version, 1))
218 if ((crl_stack = sk_X509_CRL_new_null()) == NULL)
220 p7s->crl = crl_stack;
222 sk_X509_CRL_push(crl_stack, crl);
223 crl = NULL; /* now part of p7 for OPENSSL_freeing */
226 if ((cert_stack = sk_X509_new_null()) == NULL)
228 p7s->cert = cert_stack;
231 for (i = 0; i < sk_num(certflst); i++) {
232 certfile = sk_value(certflst, i);
233 if (add_certs_from_file(cert_stack, certfile) < 0) {
234 BIO_printf(bio_err, "error loading certificates\n");
235 ERR_print_errors(bio_err);
242 if (outfile == NULL) {
243 BIO_set_fp(out, stdout, BIO_NOCLOSE);
244 #ifdef OPENSSL_SYS_VMS
246 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
247 out = BIO_push(tmpbio, out);
251 if (BIO_write_filename(out, outfile) <= 0) {
257 if (outformat == FORMAT_ASN1)
258 i = i2d_PKCS7_bio(out, p7);
259 else if (outformat == FORMAT_PEM)
260 i = PEM_write_bio_PKCS7(out, p7);
262 BIO_printf(bio_err, "bad output format specified for outfile\n");
266 BIO_printf(bio_err, "unable to write pkcs7 object\n");
267 ERR_print_errors(bio_err);
286 *----------------------------------------------------------------------
287 * int add_certs_from_file
289 * Read a list of certificates to be checked from a file.
292 * number of certs added if successful, -1 if not.
293 *----------------------------------------------------------------------
295 static int add_certs_from_file(STACK_OF(X509) *stack, char *certfile)
301 STACK_OF(X509_INFO) *sk = NULL;
304 if ((stat(certfile, &st) != 0)) {
305 BIO_printf(bio_err, "unable to load the file, %s\n", certfile);
309 in = BIO_new(BIO_s_file());
310 if ((in == NULL) || (BIO_read_filename(in, certfile) <= 0)) {
311 BIO_printf(bio_err, "error opening the file, %s\n", certfile);
315 /* This loads from a file, a stack of x509/crl/pkey sets */
316 sk = PEM_X509_INFO_read_bio(in, NULL, NULL, NULL);
318 BIO_printf(bio_err, "error reading the file, %s\n", certfile);
322 /* scan over it and pull out the CRL's */
323 while (sk_X509_INFO_num(sk)) {
324 xi = sk_X509_INFO_shift(sk);
325 if (xi->x509 != NULL) {
326 sk_X509_push(stack, xi->x509);
335 /* never need to OPENSSL_free x */
339 sk_X509_INFO_free(sk);