1 /* $OpenBSD: sess_id.c,v 1.10 2019/07/14 03:30:46 guenther Exp $ */
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.]
66 #include <openssl/bio.h>
67 #include <openssl/err.h>
68 #include <openssl/pem.h>
69 #include <openssl/ssl.h>
70 #include <openssl/x509.h>
83 static const struct option sess_id_options[] = {
86 .desc = "Output certificate if present in session",
88 .opt.flag = &sess_id_config.cert,
93 .desc = "Set the session ID context for output",
95 .opt.arg = &sess_id_config.context,
100 .desc = "Input file (default stdin)",
102 .opt.arg = &sess_id_config.infile,
107 .desc = "Input format (DER or PEM (default))",
108 .type = OPTION_ARG_FORMAT,
109 .opt.value = &sess_id_config.informat,
113 .desc = "Do not output the encoded session info",
115 .opt.flag = &sess_id_config.noout,
120 .desc = "Output file (default stdout)",
122 .opt.arg = &sess_id_config.outfile,
127 .desc = "Output format (DER or PEM (default))",
128 .type = OPTION_ARG_FORMAT,
129 .opt.value = &sess_id_config.outformat,
133 .desc = "Print various public or private key components in"
136 .opt.flag = &sess_id_config.text,
145 "usage: sess_id [-cert] [-context id] [-in file] [-inform fmt] "
147 " [-out file] [-outform fmt] [-text]\n\n");
148 options_usage(sess_id_options);
151 static SSL_SESSION *load_sess_id(char *file, int format);
154 sess_id_main(int argc, char **argv)
156 SSL_SESSION *x = NULL;
161 if (single_execution) {
162 if (pledge("stdio cpath wpath rpath", NULL) == -1) {
168 memset(&sess_id_config, 0, sizeof(sess_id_config));
170 sess_id_config.informat = FORMAT_PEM;
171 sess_id_config.outformat = FORMAT_PEM;
173 if (options_parse(argc, argv, sess_id_options, NULL, NULL) != 0) {
178 x = load_sess_id(sess_id_config.infile, sess_id_config.informat);
182 peer = SSL_SESSION_get0_peer(x);
184 if (sess_id_config.context) {
185 size_t ctx_len = strlen(sess_id_config.context);
186 if (ctx_len > SSL_MAX_SID_CTX_LENGTH) {
187 BIO_printf(bio_err, "Context too long\n");
190 SSL_SESSION_set1_id_context(x,
191 (unsigned char *)sess_id_config.context, ctx_len);
194 if (!sess_id_config.noout || sess_id_config.text) {
195 out = BIO_new(BIO_s_file());
197 ERR_print_errors(bio_err);
200 if (sess_id_config.outfile == NULL) {
201 BIO_set_fp(out, stdout, BIO_NOCLOSE);
203 if (BIO_write_filename(out, sess_id_config.outfile)
205 perror(sess_id_config.outfile);
210 if (sess_id_config.text) {
211 SSL_SESSION_print(out, x);
213 if (sess_id_config.cert) {
215 BIO_puts(out, "No certificate present\n");
217 X509_print(out, peer);
220 if (!sess_id_config.noout && !sess_id_config.cert) {
221 if (sess_id_config.outformat == FORMAT_ASN1)
222 i = i2d_SSL_SESSION_bio(out, x);
223 else if (sess_id_config.outformat == FORMAT_PEM)
224 i = PEM_write_bio_SSL_SESSION(out, x);
227 "bad output format specified for outfile\n");
231 BIO_printf(bio_err, "unable to write SSL_SESSION\n");
234 } else if (!sess_id_config.noout && (peer != NULL)) {
235 /* just print the certificate */
236 if (sess_id_config.outformat == FORMAT_ASN1)
237 i = (int) i2d_X509_bio(out, peer);
238 else if (sess_id_config.outformat == FORMAT_PEM)
239 i = PEM_write_bio_X509(out, peer);
242 "bad output format specified for outfile\n");
246 BIO_printf(bio_err, "unable to write X509\n");
260 load_sess_id(char *infile, int format)
262 SSL_SESSION *x = NULL;
265 in = BIO_new(BIO_s_file());
267 ERR_print_errors(bio_err);
271 BIO_set_fp(in, stdin, BIO_NOCLOSE);
273 if (BIO_read_filename(in, infile) <= 0) {
278 if (format == FORMAT_ASN1)
279 x = d2i_SSL_SESSION_bio(in, NULL);
280 else if (format == FORMAT_PEM)
281 x = PEM_read_bio_SSL_SESSION(in, NULL, NULL, NULL);
284 "bad input format specified for input crl\n");
288 BIO_printf(bio_err, "unable to load SSL_SESSION\n");
289 ERR_print_errors(bio_err);