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-rw-r--r--src/usr.bin/openssl/sess_id.c292
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diff --git a/src/usr.bin/openssl/sess_id.c b/src/usr.bin/openssl/sess_id.c
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1/* $OpenBSD: sess_id.c,v 1.13 2025/01/02 12:31:44 tb Exp $ */
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
63#include "apps.h"
64
65#include <openssl/bio.h>
66#include <openssl/err.h>
67#include <openssl/pem.h>
68#include <openssl/ssl.h>
69#include <openssl/x509.h>
70
71static struct {
72 int cert;
73 char *context;
74 char *infile;
75 int informat;
76 int noout;
77 char *outfile;
78 int outformat;
79 int text;
80} cfg;
81
82static const struct option sess_id_options[] = {
83 {
84 .name = "cert",
85 .desc = "Output certificate if present in session",
86 .type = OPTION_FLAG,
87 .opt.flag = &cfg.cert,
88 },
89 {
90 .name = "context",
91 .argname = "id",
92 .desc = "Set the session ID context for output",
93 .type = OPTION_ARG,
94 .opt.arg = &cfg.context,
95 },
96 {
97 .name = "in",
98 .argname = "file",
99 .desc = "Input file (default stdin)",
100 .type = OPTION_ARG,
101 .opt.arg = &cfg.infile,
102 },
103 {
104 .name = "inform",
105 .argname = "format",
106 .desc = "Input format (DER or PEM (default))",
107 .type = OPTION_ARG_FORMAT,
108 .opt.value = &cfg.informat,
109 },
110 {
111 .name = "noout",
112 .desc = "Do not output the encoded session info",
113 .type = OPTION_FLAG,
114 .opt.flag = &cfg.noout,
115 },
116 {
117 .name = "out",
118 .argname = "file",
119 .desc = "Output file (default stdout)",
120 .type = OPTION_ARG,
121 .opt.arg = &cfg.outfile,
122 },
123 {
124 .name = "outform",
125 .argname = "format",
126 .desc = "Output format (DER or PEM (default))",
127 .type = OPTION_ARG_FORMAT,
128 .opt.value = &cfg.outformat,
129 },
130 {
131 .name = "text",
132 .desc = "Print various public or private key components in"
133 " plain text",
134 .type = OPTION_FLAG,
135 .opt.flag = &cfg.text,
136 },
137 { NULL }
138};
139
140static void
141sess_id_usage(void)
142{
143 fprintf(stderr,
144 "usage: sess_id [-cert] [-context id] [-in file] [-inform fmt] "
145 "[-noout]\n"
146 " [-out file] [-outform fmt] [-text]\n\n");
147 options_usage(sess_id_options);
148}
149
150static SSL_SESSION *load_sess_id(char *file, int format);
151
152int
153sess_id_main(int argc, char **argv)
154{
155 SSL_SESSION *x = NULL;
156 X509 *peer = NULL;
157 int ret = 1, i;
158 BIO *out = NULL;
159
160 if (pledge("stdio cpath wpath rpath", NULL) == -1) {
161 perror("pledge");
162 exit(1);
163 }
164
165 memset(&cfg, 0, sizeof(cfg));
166
167 cfg.informat = FORMAT_PEM;
168 cfg.outformat = FORMAT_PEM;
169
170 if (options_parse(argc, argv, sess_id_options, NULL, NULL) != 0) {
171 sess_id_usage();
172 return (1);
173 }
174
175 x = load_sess_id(cfg.infile, cfg.informat);
176 if (x == NULL) {
177 goto end;
178 }
179 peer = SSL_SESSION_get0_peer(x);
180
181 if (cfg.context) {
182 size_t ctx_len = strlen(cfg.context);
183 if (ctx_len > SSL_MAX_SID_CTX_LENGTH) {
184 BIO_printf(bio_err, "Context too long\n");
185 goto end;
186 }
187 SSL_SESSION_set1_id_context(x,
188 (unsigned char *)cfg.context, ctx_len);
189 }
190
191 if (!cfg.noout || cfg.text) {
192 out = BIO_new(BIO_s_file());
193 if (out == NULL) {
194 ERR_print_errors(bio_err);
195 goto end;
196 }
197 if (cfg.outfile == NULL) {
198 BIO_set_fp(out, stdout, BIO_NOCLOSE);
199 } else {
200 if (BIO_write_filename(out, cfg.outfile)
201 <= 0) {
202 perror(cfg.outfile);
203 goto end;
204 }
205 }
206 }
207 if (cfg.text) {
208 SSL_SESSION_print(out, x);
209
210 if (cfg.cert) {
211 if (peer == NULL)
212 BIO_puts(out, "No certificate present\n");
213 else
214 X509_print(out, peer);
215 }
216 }
217 if (!cfg.noout && !cfg.cert) {
218 if (cfg.outformat == FORMAT_ASN1)
219 i = i2d_SSL_SESSION_bio(out, x);
220 else if (cfg.outformat == FORMAT_PEM)
221 i = PEM_write_bio_SSL_SESSION(out, x);
222 else {
223 BIO_printf(bio_err,
224 "bad output format specified for outfile\n");
225 goto end;
226 }
227 if (!i) {
228 BIO_printf(bio_err, "unable to write SSL_SESSION\n");
229 goto end;
230 }
231 } else if (!cfg.noout && (peer != NULL)) {
232 /* just print the certificate */
233 if (cfg.outformat == FORMAT_ASN1)
234 i = (int) i2d_X509_bio(out, peer);
235 else if (cfg.outformat == FORMAT_PEM)
236 i = PEM_write_bio_X509(out, peer);
237 else {
238 BIO_printf(bio_err,
239 "bad output format specified for outfile\n");
240 goto end;
241 }
242 if (!i) {
243 BIO_printf(bio_err, "unable to write X509\n");
244 goto end;
245 }
246 }
247 ret = 0;
248
249 end:
250 BIO_free_all(out);
251 SSL_SESSION_free(x);
252
253 return (ret);
254}
255
256static SSL_SESSION *
257load_sess_id(char *infile, int format)
258{
259 SSL_SESSION *x = NULL;
260 BIO *in = NULL;
261
262 in = BIO_new(BIO_s_file());
263 if (in == NULL) {
264 ERR_print_errors(bio_err);
265 goto end;
266 }
267 if (infile == NULL)
268 BIO_set_fp(in, stdin, BIO_NOCLOSE);
269 else {
270 if (BIO_read_filename(in, infile) <= 0) {
271 perror(infile);
272 goto end;
273 }
274 }
275 if (format == FORMAT_ASN1)
276 x = d2i_SSL_SESSION_bio(in, NULL);
277 else if (format == FORMAT_PEM)
278 x = PEM_read_bio_SSL_SESSION(in, NULL, NULL, NULL);
279 else {
280 BIO_printf(bio_err,
281 "bad input format specified for input crl\n");
282 goto end;
283 }
284 if (x == NULL) {
285 BIO_printf(bio_err, "unable to load SSL_SESSION\n");
286 ERR_print_errors(bio_err);
287 goto end;
288 }
289 end:
290 BIO_free(in);
291 return (x);
292}
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