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Rename some BUF_xxx to OPENSSL_xxx
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58964a49 1/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
d02b48c6
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2 * All rights reserved.
3 *
4 * This package is an SSL implementation written
5 * by Eric Young (eay@cryptsoft.com).
6 * The implementation was written so as to conform with Netscapes SSL.
0f113f3e 7 *
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RE
8 * This library is free for commercial and non-commercial use as long as
9 * the following conditions are aheared to. The following conditions
10 * apply to all code found in this distribution, be it the RC4, RSA,
11 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
12 * included with this distribution is covered by the same copyright terms
13 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
0f113f3e 14 *
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RE
15 * Copyright remains Eric Young's, and as such any Copyright notices in
16 * the code are not to be removed.
17 * If this package is used in a product, Eric Young should be given attribution
18 * as the author of the parts of the library used.
19 * This can be in the form of a textual message at program startup or
20 * in documentation (online or textual) provided with the package.
0f113f3e 21 *
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RE
22 * Redistribution and use in source and binary forms, with or without
23 * modification, are permitted provided that the following conditions
24 * are met:
25 * 1. Redistributions of source code must retain the copyright
26 * notice, this list of conditions and the following disclaimer.
27 * 2. Redistributions in binary form must reproduce the above copyright
28 * notice, this list of conditions and the following disclaimer in the
29 * documentation and/or other materials provided with the distribution.
30 * 3. All advertising materials mentioning features or use of this software
31 * must display the following acknowledgement:
32 * "This product includes cryptographic software written by
33 * Eric Young (eay@cryptsoft.com)"
34 * The word 'cryptographic' can be left out if the rouines from the library
35 * being used are not cryptographic related :-).
0f113f3e 36 * 4. If you include any Windows specific code (or a derivative thereof) from
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37 * the apps directory (application code) you must include an acknowledgement:
38 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
0f113f3e 39 *
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40 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
41 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
43 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
44 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
45 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
46 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
48 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
49 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
50 * SUCH DAMAGE.
0f113f3e 51 *
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RE
52 * The licence and distribution terms for any publically available version or
53 * derivative of this code cannot be changed. i.e. this code cannot simply be
54 * copied and put under another distribution licence
55 * [including the GNU Public Licence.]
56 */
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BM
57/* ====================================================================
58 * Copyright (c) 1998-2001 The OpenSSL Project. All rights reserved.
59 *
60 * Redistribution and use in source and binary forms, with or without
61 * modification, are permitted provided that the following conditions
62 * are met:
63 *
64 * 1. Redistributions of source code must retain the above copyright
0f113f3e 65 * notice, this list of conditions and the following disclaimer.
a661b653
BM
66 *
67 * 2. Redistributions in binary form must reproduce the above copyright
68 * notice, this list of conditions and the following disclaimer in
69 * the documentation and/or other materials provided with the
70 * distribution.
71 *
72 * 3. All advertising materials mentioning features or use of this
73 * software must display the following acknowledgment:
74 * "This product includes software developed by the OpenSSL Project
75 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
76 *
77 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
78 * endorse or promote products derived from this software without
79 * prior written permission. For written permission, please contact
80 * openssl-core@openssl.org.
81 *
82 * 5. Products derived from this software may not be called "OpenSSL"
83 * nor may "OpenSSL" appear in their names without prior written
84 * permission of the OpenSSL Project.
85 *
86 * 6. Redistributions of any form whatsoever must retain the following
87 * acknowledgment:
88 * "This product includes software developed by the OpenSSL Project
89 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
90 *
91 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
92 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
93 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
94 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
95 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
96 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
97 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
98 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
99 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
100 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
101 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
102 * OF THE POSSIBILITY OF SUCH DAMAGE.
103 * ====================================================================
104 *
105 * This product includes cryptographic software written by Eric Young
106 * (eay@cryptsoft.com). This product includes software written by Tim
107 * Hudson (tjh@cryptsoft.com).
108 *
109 */
d02b48c6 110
fc7dae52 111#if !defined(_POSIX_C_SOURCE) && defined(OPENSSL_SYS_VMS)
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MC
112/*
113 * On VMS, you need to define this to get the declaration of fileno(). The
114 * value 2 is to make sure no function defined in POSIX-2 is left undefined.
68d39f3c 115 */
0f113f3e 116# define _POSIX_C_SOURCE 2
83d8fa7d 117#endif
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118#include <stdio.h>
119#include <stdlib.h>
120#include <string.h>
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121#ifndef NO_SYS_TYPES_H
122# include <sys/types.h>
123#endif
124#ifndef OPENSSL_NO_POSIX_IO
125# include <sys/stat.h>
126# include <fcntl.h>
127#endif
d652a095 128#include <ctype.h>
a1ad253f 129#include <errno.h>
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RL
130#include <openssl/err.h>
131#include <openssl/x509.h>
535d79da 132#include <openssl/x509v3.h>
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RL
133#include <openssl/pem.h>
134#include <openssl/pkcs12.h>
2fe5adc3 135#include <openssl/ui.h>
90ae4673 136#include <openssl/safestack.h>
0b13e9f0 137#ifndef OPENSSL_NO_ENGINE
0f113f3e 138# include <openssl/engine.h>
0b13e9f0 139#endif
3eeaab4b 140#ifndef OPENSSL_NO_RSA
0f113f3e 141# include <openssl/rsa.h>
3eeaab4b 142#endif
f0eae953 143#include <openssl/bn.h>
79bd20fd 144#ifndef OPENSSL_NO_JPAKE
0f113f3e 145# include <openssl/jpake.h>
ed551cdd 146#endif
7e1b7485 147#include <openssl/ssl.h>
d02b48c6 148
d610d27f 149#include "apps.h"
d610d27f 150
a1ad253f
AP
151#ifdef _WIN32
152static int WIN32_rename(const char *from, const char *to);
0f113f3e 153# define rename(from,to) WIN32_rename((from),(to))
a1ad253f
AP
154#endif
155
8ca533e3 156typedef struct {
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MC
157 const char *name;
158 unsigned long flag;
159 unsigned long mask;
8ca533e3
DSH
160} NAME_EX_TBL;
161
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RL
162static UI_METHOD *ui_method = NULL;
163
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MC
164static int set_table_opts(unsigned long *flags, const char *arg,
165 const NAME_EX_TBL * in_tbl);
166static int set_multi_opts(unsigned long *flags, const char *arg,
167 const NAME_EX_TBL * in_tbl);
8ca533e3 168
d02b48c6 169int app_init(long mesgwin);
0f113f3e 170
7e1b7485 171int chopup_args(ARGS *arg, char *buf)
0f113f3e 172{
7e1b7485 173 int quoted;
4c9b0a03 174 char c = '\0', *p = NULL;
0f113f3e 175
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RS
176 arg->argc = 0;
177 if (arg->size == 0) {
178 arg->size = 20;
b4faea50 179 arg->argv = app_malloc(sizeof(*arg->argv) * arg->size, "argv space");
7e1b7485 180 if (arg->argv == NULL)
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MC
181 return 0;
182 }
0f113f3e 183
7e1b7485
RS
184 for (p = buf;;) {
185 /* Skip whitespace. */
186 while (*p && isspace(*p))
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MC
187 p++;
188 if (!*p)
189 break;
190
191 /* The start of something good :-) */
7e1b7485
RS
192 if (arg->argc >= arg->size) {
193 arg->size += 20;
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RS
194 arg->argv = OPENSSL_realloc(arg->argv,
195 sizeof(*arg->argv) * arg->size);
7e1b7485 196 if (arg->argv == NULL)
0f113f3e 197 return 0;
0f113f3e 198 }
7e1b7485
RS
199 quoted = *p == '\'' || *p == '"';
200 if (quoted)
201 c = *p++;
202 arg->argv[arg->argc++] = p;
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MC
203
204 /* now look for the end of this */
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RS
205 if (quoted) {
206 while (*p && *p != c)
0f113f3e 207 p++;
7e1b7485 208 *p++ = '\0';
0f113f3e 209 } else {
7e1b7485 210 while (*p && !isspace(*p))
0f113f3e 211 p++;
7e1b7485
RS
212 if (*p)
213 *p++ = '\0';
0f113f3e 214 }
0f113f3e 215 }
7e1b7485 216 arg->argv[arg->argc] = NULL;
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MC
217 return (1);
218}
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RE
219
220#ifndef APP_INIT
6b691a5c 221int app_init(long mesgwin)
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MC
222{
223 return (1);
224}
d02b48c6 225#endif
53b1899e 226
2b6bcb70
MC
227int ctx_set_verify_locations(SSL_CTX *ctx, const char *CAfile,
228 const char *CApath, int noCAfile, int noCApath)
7e1b7485 229{
2b6bcb70
MC
230 if (CAfile == NULL && CApath == NULL) {
231 if (!noCAfile && SSL_CTX_set_default_verify_file(ctx) <= 0)
232 return 0;
233 if (!noCApath && SSL_CTX_set_default_verify_dir(ctx) <= 0)
234 return 0;
235
236 return 1;
237 }
7e1b7485
RS
238 return SSL_CTX_load_verify_locations(ctx, CAfile, CApath);
239}
240
0f113f3e 241int dump_cert_text(BIO *out, X509 *x)
954ef7ef 242{
0f113f3e 243 char *p;
54a656ef 244
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MC
245 p = X509_NAME_oneline(X509_get_subject_name(x), NULL, 0);
246 BIO_puts(out, "subject=");
247 BIO_puts(out, p);
248 OPENSSL_free(p);
954ef7ef 249
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MC
250 p = X509_NAME_oneline(X509_get_issuer_name(x), NULL, 0);
251 BIO_puts(out, "\nissuer=");
252 BIO_puts(out, p);
253 BIO_puts(out, "\n");
254 OPENSSL_free(p);
54a656ef 255
0f113f3e 256 return 0;
954ef7ef 257}
a3fe382e 258
2fe5adc3 259static int ui_open(UI *ui)
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MC
260{
261 return UI_method_get_opener(UI_OpenSSL())(ui);
262}
263
2fe5adc3 264static int ui_read(UI *ui, UI_STRING *uis)
0f113f3e
MC
265{
266 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
267 && UI_get0_user_data(ui)) {
268 switch (UI_get_string_type(uis)) {
269 case UIT_PROMPT:
270 case UIT_VERIFY:
271 {
272 const char *password =
273 ((PW_CB_DATA *)UI_get0_user_data(ui))->password;
274 if (password && password[0] != '\0') {
275 UI_set_result(ui, uis, password);
276 return 1;
277 }
278 }
279 default:
280 break;
281 }
282 }
283 return UI_method_get_reader(UI_OpenSSL())(ui, uis);
284}
285
2fe5adc3 286static int ui_write(UI *ui, UI_STRING *uis)
0f113f3e
MC
287{
288 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
289 && UI_get0_user_data(ui)) {
290 switch (UI_get_string_type(uis)) {
291 case UIT_PROMPT:
292 case UIT_VERIFY:
293 {
294 const char *password =
295 ((PW_CB_DATA *)UI_get0_user_data(ui))->password;
296 if (password && password[0] != '\0')
297 return 1;
298 }
299 default:
300 break;
301 }
302 }
303 return UI_method_get_writer(UI_OpenSSL())(ui, uis);
304}
305
2fe5adc3 306static int ui_close(UI *ui)
0f113f3e
MC
307{
308 return UI_method_get_closer(UI_OpenSSL())(ui);
309}
310
40889b9c 311int setup_ui_method(void)
0f113f3e
MC
312{
313 ui_method = UI_create_method("OpenSSL application user interface");
314 UI_method_set_opener(ui_method, ui_open);
315 UI_method_set_reader(ui_method, ui_read);
316 UI_method_set_writer(ui_method, ui_write);
317 UI_method_set_closer(ui_method, ui_close);
318 return 0;
319}
320
40889b9c 321void destroy_ui_method(void)
0f113f3e
MC
322{
323 if (ui_method) {
324 UI_destroy_method(ui_method);
325 ui_method = NULL;
326 }
327}
328
329int password_callback(char *buf, int bufsiz, int verify, PW_CB_DATA *cb_tmp)
330{
331 UI *ui = NULL;
332 int res = 0;
333 const char *prompt_info = NULL;
334 const char *password = NULL;
335 PW_CB_DATA *cb_data = (PW_CB_DATA *)cb_tmp;
336
337 if (cb_data) {
338 if (cb_data->password)
339 password = cb_data->password;
340 if (cb_data->prompt_info)
341 prompt_info = cb_data->prompt_info;
342 }
343
344 if (password) {
345 res = strlen(password);
346 if (res > bufsiz)
347 res = bufsiz;
348 memcpy(buf, password, res);
349 return res;
350 }
351
352 ui = UI_new_method(ui_method);
353 if (ui) {
354 int ok = 0;
355 char *buff = NULL;
356 int ui_flags = 0;
7e1b7485 357 char *prompt;
0f113f3e
MC
358
359 prompt = UI_construct_prompt(ui, "pass phrase", prompt_info);
61986d32 360 if (!prompt) {
918bb865
MC
361 BIO_printf(bio_err, "Out of memory\n");
362 UI_free(ui);
363 return 0;
364 }
0f113f3e
MC
365
366 ui_flags |= UI_INPUT_FLAG_DEFAULT_PWD;
367 UI_ctrl(ui, UI_CTRL_PRINT_ERRORS, 1, 0, 0);
368
369 if (ok >= 0)
370 ok = UI_add_input_string(ui, prompt, ui_flags, buf,
371 PW_MIN_LENGTH, bufsiz - 1);
372 if (ok >= 0 && verify) {
68dc6824 373 buff = app_malloc(bufsiz, "password buffer");
0f113f3e
MC
374 ok = UI_add_verify_string(ui, prompt, ui_flags, buff,
375 PW_MIN_LENGTH, bufsiz - 1, buf);
376 }
377 if (ok >= 0)
378 do {
379 ok = UI_process(ui);
380 }
381 while (ok < 0 && UI_ctrl(ui, UI_CTRL_IS_REDOABLE, 0, 0, 0));
382
4b45c6e5 383 OPENSSL_clear_free(buff, (unsigned int)bufsiz);
0f113f3e
MC
384
385 if (ok >= 0)
386 res = strlen(buf);
387 if (ok == -1) {
388 BIO_printf(bio_err, "User interface error\n");
389 ERR_print_errors(bio_err);
390 OPENSSL_cleanse(buf, (unsigned int)bufsiz);
391 res = 0;
392 }
393 if (ok == -2) {
394 BIO_printf(bio_err, "aborted!\n");
395 OPENSSL_cleanse(buf, (unsigned int)bufsiz);
396 res = 0;
397 }
398 UI_free(ui);
399 OPENSSL_free(prompt);
400 }
401 return res;
402}
30b4c272 403
7e1b7485 404static char *app_get_pass(char *arg, int keepbio);
a3fe382e 405
7e1b7485 406int app_passwd(char *arg1, char *arg2, char **pass1, char **pass2)
a3fe382e 407{
0f113f3e
MC
408 int same;
409 if (!arg2 || !arg1 || strcmp(arg1, arg2))
410 same = 0;
411 else
412 same = 1;
413 if (arg1) {
7e1b7485 414 *pass1 = app_get_pass(arg1, same);
0f113f3e
MC
415 if (!*pass1)
416 return 0;
417 } else if (pass1)
418 *pass1 = NULL;
419 if (arg2) {
7e1b7485 420 *pass2 = app_get_pass(arg2, same ? 2 : 0);
0f113f3e
MC
421 if (!*pass2)
422 return 0;
423 } else if (pass2)
424 *pass2 = NULL;
425 return 1;
a3fe382e
DSH
426}
427
7e1b7485 428static char *app_get_pass(char *arg, int keepbio)
a3fe382e 429{
0f113f3e
MC
430 char *tmp, tpass[APP_PASS_LEN];
431 static BIO *pwdbio = NULL;
432 int i;
86885c28
RS
433
434 if (strncmp(arg, "pass:", 5) == 0)
7644a9ae 435 return OPENSSL_strdup(arg + 5);
86885c28 436 if (strncmp(arg, "env:", 4) == 0) {
0f113f3e
MC
437 tmp = getenv(arg + 4);
438 if (!tmp) {
7e1b7485 439 BIO_printf(bio_err, "Can't read environment variable %s\n", arg + 4);
0f113f3e
MC
440 return NULL;
441 }
7644a9ae 442 return OPENSSL_strdup(tmp);
0f113f3e
MC
443 }
444 if (!keepbio || !pwdbio) {
86885c28 445 if (strncmp(arg, "file:", 5) == 0) {
0f113f3e
MC
446 pwdbio = BIO_new_file(arg + 5, "r");
447 if (!pwdbio) {
7e1b7485 448 BIO_printf(bio_err, "Can't open file %s\n", arg + 5);
0f113f3e
MC
449 return NULL;
450 }
eff7cb41 451#if !defined(_WIN32)
0f113f3e
MC
452 /*
453 * Under _WIN32, which covers even Win64 and CE, file
454 * descriptors referenced by BIO_s_fd are not inherited
455 * by child process and therefore below is not an option.
456 * It could have been an option if bss_fd.c was operating
457 * on real Windows descriptors, such as those obtained
458 * with CreateFile.
459 */
86885c28 460 } else if (strncmp(arg, "fd:", 3) == 0) {
0f113f3e
MC
461 BIO *btmp;
462 i = atoi(arg + 3);
463 if (i >= 0)
464 pwdbio = BIO_new_fd(i, BIO_NOCLOSE);
465 if ((i < 0) || !pwdbio) {
7e1b7485 466 BIO_printf(bio_err, "Can't access file descriptor %s\n", arg + 3);
0f113f3e
MC
467 return NULL;
468 }
469 /*
470 * Can't do BIO_gets on an fd BIO so add a buffering BIO
471 */
472 btmp = BIO_new(BIO_f_buffer());
473 pwdbio = BIO_push(btmp, pwdbio);
474#endif
86885c28 475 } else if (strcmp(arg, "stdin") == 0) {
a60994df 476 pwdbio = dup_bio_in(FORMAT_TEXT);
0f113f3e 477 if (!pwdbio) {
7e1b7485 478 BIO_printf(bio_err, "Can't open BIO for stdin\n");
0f113f3e
MC
479 return NULL;
480 }
481 } else {
7e1b7485 482 BIO_printf(bio_err, "Invalid password argument \"%s\"\n", arg);
0f113f3e
MC
483 return NULL;
484 }
485 }
486 i = BIO_gets(pwdbio, tpass, APP_PASS_LEN);
487 if (keepbio != 1) {
488 BIO_free_all(pwdbio);
489 pwdbio = NULL;
490 }
491 if (i <= 0) {
7e1b7485 492 BIO_printf(bio_err, "Error reading password from BIO\n");
0f113f3e
MC
493 return NULL;
494 }
495 tmp = strchr(tpass, '\n');
496 if (tmp)
497 *tmp = 0;
7644a9ae 498 return OPENSSL_strdup(tpass);
a3fe382e 499}
90ae4673 500
296f54ee 501static CONF *app_load_config_(BIO *in, const char *filename)
cc01d217
RS
502{
503 long errorline = -1;
504 CONF *conf;
505 int i;
cc01d217
RS
506
507 conf = NCONF_new(NULL);
508 i = NCONF_load_bio(conf, in, &errorline);
cc01d217
RS
509 if (i > 0)
510 return conf;
511
512 if (errorline <= 0)
513 BIO_printf(bio_err, "%s: Can't load config file \"%s\"\n",
514 opt_getprog(), filename);
515 else
516 BIO_printf(bio_err, "%s: Error on line %ld of config file \"%s\"\n",
517 opt_getprog(), errorline, filename);
518 NCONF_free(conf);
519 return NULL;
520}
296f54ee
RL
521CONF *app_load_config(const char *filename)
522{
523 BIO *in;
524 CONF *conf;
525
bdd58d98 526 in = bio_open_default(filename, 'r', FORMAT_TEXT);
296f54ee
RL
527 if (in == NULL)
528 return NULL;
529
530 conf = app_load_config_(in, filename);
531 BIO_free(in);
532 return conf;
533}
534CONF *app_load_config_quiet(const char *filename)
535{
536 BIO *in;
537 CONF *conf;
538
bdd58d98 539 in = bio_open_default_quiet(filename, 'r', FORMAT_TEXT);
296f54ee
RL
540 if (in == NULL)
541 return NULL;
542
543 conf = app_load_config_(in, filename);
544 BIO_free(in);
545 return conf;
546}
547
548int app_load_modules(const CONF *config)
549{
550 CONF *to_free = NULL;
551
552 if (config == NULL)
553 config = to_free = app_load_config_quiet(default_config_file);
554 if (config == NULL)
555 return 1;
556
557 if (CONF_modules_load(config, NULL, 0) <= 0) {
558 BIO_printf(bio_err, "Error configuring OpenSSL modules\n");
559 ERR_print_errors(bio_err);
560 NCONF_free(to_free);
561 return 0;
562 }
563 NCONF_free(to_free);
564 return 1;
565}
cc01d217 566
7e1b7485 567int add_oid_section(CONF *conf)
0f113f3e
MC
568{
569 char *p;
570 STACK_OF(CONF_VALUE) *sktmp;
571 CONF_VALUE *cnf;
572 int i;
75ebbd9a
RS
573
574 if ((p = NCONF_get_string(conf, NULL, "oid_section")) == NULL) {
0f113f3e
MC
575 ERR_clear_error();
576 return 1;
577 }
75ebbd9a 578 if ((sktmp = NCONF_get_section(conf, p)) == NULL) {
7e1b7485 579 BIO_printf(bio_err, "problem loading oid section %s\n", p);
0f113f3e
MC
580 return 0;
581 }
582 for (i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
583 cnf = sk_CONF_VALUE_value(sktmp, i);
584 if (OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
7e1b7485 585 BIO_printf(bio_err, "problem creating object %s=%s\n",
0f113f3e
MC
586 cnf->name, cnf->value);
587 return 0;
588 }
589 }
590 return 1;
431b0cce
RL
591}
592
7e1b7485 593static int load_pkcs12(BIO *in, const char *desc,
0f113f3e
MC
594 pem_password_cb *pem_cb, void *cb_data,
595 EVP_PKEY **pkey, X509 **cert, STACK_OF(X509) **ca)
596{
597 const char *pass;
598 char tpass[PEM_BUFSIZE];
599 int len, ret = 0;
600 PKCS12 *p12;
601 p12 = d2i_PKCS12_bio(in, NULL);
602 if (p12 == NULL) {
7e1b7485 603 BIO_printf(bio_err, "Error loading PKCS12 file for %s\n", desc);
0f113f3e
MC
604 goto die;
605 }
606 /* See if an empty password will do */
607 if (PKCS12_verify_mac(p12, "", 0) || PKCS12_verify_mac(p12, NULL, 0))
608 pass = "";
609 else {
610 if (!pem_cb)
611 pem_cb = (pem_password_cb *)password_callback;
612 len = pem_cb(tpass, PEM_BUFSIZE, 0, cb_data);
613 if (len < 0) {
7e1b7485 614 BIO_printf(bio_err, "Passphrase callback error for %s\n", desc);
0f113f3e
MC
615 goto die;
616 }
617 if (len < PEM_BUFSIZE)
618 tpass[len] = 0;
619 if (!PKCS12_verify_mac(p12, tpass, len)) {
7e1b7485 620 BIO_printf(bio_err,
0f113f3e
MC
621 "Mac verify error (wrong password?) in PKCS12 file for %s\n",
622 desc);
623 goto die;
624 }
625 pass = tpass;
626 }
627 ret = PKCS12_parse(p12, pass, pkey, cert, ca);
628 die:
e0e920b1 629 PKCS12_free(p12);
0f113f3e
MC
630 return ret;
631}
e90fadda 632
7e1b7485 633int load_cert_crl_http(const char *url, X509 **pcert, X509_CRL **pcrl)
0f113f3e
MC
634{
635 char *host = NULL, *port = NULL, *path = NULL;
636 BIO *bio = NULL;
637 OCSP_REQ_CTX *rctx = NULL;
638 int use_ssl, rv = 0;
639 if (!OCSP_parse_url(url, &host, &port, &path, &use_ssl))
640 goto err;
641 if (use_ssl) {
7e1b7485 642 BIO_puts(bio_err, "https not supported\n");
0f113f3e
MC
643 goto err;
644 }
645 bio = BIO_new_connect(host);
646 if (!bio || !BIO_set_conn_port(bio, port))
647 goto err;
648 rctx = OCSP_REQ_CTX_new(bio, 1024);
96487cdd 649 if (rctx == NULL)
0f113f3e
MC
650 goto err;
651 if (!OCSP_REQ_CTX_http(rctx, "GET", path))
652 goto err;
653 if (!OCSP_REQ_CTX_add1_header(rctx, "Host", host))
654 goto err;
655 if (pcert) {
656 do {
657 rv = X509_http_nbio(rctx, pcert);
7e1b7485 658 } while (rv == -1);
0f113f3e
MC
659 } else {
660 do {
661 rv = X509_CRL_http_nbio(rctx, pcrl);
662 } while (rv == -1);
663 }
664
665 err:
25aaa98a
RS
666 OPENSSL_free(host);
667 OPENSSL_free(path);
668 OPENSSL_free(port);
0f113f3e
MC
669 if (bio)
670 BIO_free_all(bio);
895cba19 671 OCSP_REQ_CTX_free(rctx);
0f113f3e 672 if (rv != 1) {
7e1b7485
RS
673 BIO_printf(bio_err, "Error loading %s from %s\n",
674 pcert ? "certificate" : "CRL", url);
0f113f3e
MC
675 ERR_print_errors(bio_err);
676 }
677 return rv;
678}
95ea5318 679
7e1b7485 680X509 *load_cert(const char *file, int format,
0f113f3e
MC
681 const char *pass, ENGINE *e, const char *cert_descrip)
682{
683 X509 *x = NULL;
684 BIO *cert;
685
686 if (format == FORMAT_HTTP) {
7e1b7485 687 load_cert_crl_http(file, &x, NULL);
0f113f3e
MC
688 return x;
689 }
690
0f113f3e 691 if (file == NULL) {
7e1b7485 692 unbuffer(stdin);
a60994df 693 cert = dup_bio_in(format);
7e1b7485 694 } else
bdd58d98 695 cert = bio_open_default(file, 'r', format);
7e1b7485
RS
696 if (cert == NULL)
697 goto end;
0f113f3e
MC
698
699 if (format == FORMAT_ASN1)
700 x = d2i_X509_bio(cert, NULL);
0bc2f365 701 else if (format == FORMAT_PEM)
0f113f3e
MC
702 x = PEM_read_bio_X509_AUX(cert, NULL,
703 (pem_password_cb *)password_callback, NULL);
704 else if (format == FORMAT_PKCS12) {
7e1b7485 705 if (!load_pkcs12(cert, cert_descrip, NULL, NULL, NULL, &x, NULL))
0f113f3e
MC
706 goto end;
707 } else {
7e1b7485 708 BIO_printf(bio_err, "bad input format specified for %s\n", cert_descrip);
0f113f3e
MC
709 goto end;
710 }
711 end:
712 if (x == NULL) {
7e1b7485
RS
713 BIO_printf(bio_err, "unable to load certificate\n");
714 ERR_print_errors(bio_err);
0f113f3e 715 }
25aaa98a 716 BIO_free(cert);
0f113f3e
MC
717 return (x);
718}
90ae4673 719
0090a686 720X509_CRL *load_crl(const char *infile, int format)
0f113f3e
MC
721{
722 X509_CRL *x = NULL;
723 BIO *in = NULL;
724
725 if (format == FORMAT_HTTP) {
7e1b7485 726 load_cert_crl_http(infile, NULL, &x);
0f113f3e
MC
727 return x;
728 }
729
bdd58d98 730 in = bio_open_default(infile, 'r', format);
7e1b7485 731 if (in == NULL)
0f113f3e 732 goto end;
0f113f3e
MC
733 if (format == FORMAT_ASN1)
734 x = d2i_X509_CRL_bio(in, NULL);
735 else if (format == FORMAT_PEM)
736 x = PEM_read_bio_X509_CRL(in, NULL, NULL, NULL);
737 else {
738 BIO_printf(bio_err, "bad input format specified for input crl\n");
739 goto end;
740 }
741 if (x == NULL) {
742 BIO_printf(bio_err, "unable to load CRL\n");
743 ERR_print_errors(bio_err);
744 goto end;
745 }
fdb78f3d 746
0f113f3e
MC
747 end:
748 BIO_free(in);
749 return (x);
750}
fdb78f3d 751
7e1b7485 752EVP_PKEY *load_key(const char *file, int format, int maybe_stdin,
0f113f3e
MC
753 const char *pass, ENGINE *e, const char *key_descrip)
754{
755 BIO *key = NULL;
756 EVP_PKEY *pkey = NULL;
757 PW_CB_DATA cb_data;
758
759 cb_data.password = pass;
760 cb_data.prompt_info = file;
761
762 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE)) {
7e1b7485 763 BIO_printf(bio_err, "no keyfile specified\n");
0f113f3e
MC
764 goto end;
765 }
0b13e9f0 766#ifndef OPENSSL_NO_ENGINE
0f113f3e
MC
767 if (format == FORMAT_ENGINE) {
768 if (!e)
7e1b7485 769 BIO_printf(bio_err, "no engine specified\n");
0f113f3e
MC
770 else {
771 pkey = ENGINE_load_private_key(e, file, ui_method, &cb_data);
772 if (!pkey) {
7e1b7485
RS
773 BIO_printf(bio_err, "cannot load %s from engine\n", key_descrip);
774 ERR_print_errors(bio_err);
0f113f3e
MC
775 }
776 }
777 goto end;
778 }
779#endif
0f113f3e 780 if (file == NULL && maybe_stdin) {
7e1b7485 781 unbuffer(stdin);
a60994df 782 key = dup_bio_in(format);
7e1b7485 783 } else
bdd58d98 784 key = bio_open_default(file, 'r', format);
7e1b7485 785 if (key == NULL)
0f113f3e 786 goto end;
0f113f3e
MC
787 if (format == FORMAT_ASN1) {
788 pkey = d2i_PrivateKey_bio(key, NULL);
789 } else if (format == FORMAT_PEM) {
790 pkey = PEM_read_bio_PrivateKey(key, NULL,
791 (pem_password_cb *)password_callback,
792 &cb_data);
793 }
0f113f3e 794 else if (format == FORMAT_PKCS12) {
7e1b7485 795 if (!load_pkcs12(key, key_descrip,
0f113f3e
MC
796 (pem_password_cb *)password_callback, &cb_data,
797 &pkey, NULL, NULL))
798 goto end;
799 }
00a37b5a 800#if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_DSA) && !defined (OPENSSL_NO_RC4)
0f113f3e
MC
801 else if (format == FORMAT_MSBLOB)
802 pkey = b2i_PrivateKey_bio(key);
803 else if (format == FORMAT_PVK)
804 pkey = b2i_PVK_bio(key, (pem_password_cb *)password_callback,
805 &cb_data);
806#endif
807 else {
7e1b7485 808 BIO_printf(bio_err, "bad input format specified for key file\n");
0f113f3e
MC
809 goto end;
810 }
90ae4673 811 end:
25aaa98a 812 BIO_free(key);
0f113f3e 813 if (pkey == NULL) {
7e1b7485
RS
814 BIO_printf(bio_err, "unable to load %s\n", key_descrip);
815 ERR_print_errors(bio_err);
0f113f3e
MC
816 }
817 return (pkey);
818}
90ae4673 819
7e1b7485 820EVP_PKEY *load_pubkey(const char *file, int format, int maybe_stdin,
0f113f3e
MC
821 const char *pass, ENGINE *e, const char *key_descrip)
822{
823 BIO *key = NULL;
824 EVP_PKEY *pkey = NULL;
825 PW_CB_DATA cb_data;
826
827 cb_data.password = pass;
828 cb_data.prompt_info = file;
829
830 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE)) {
7e1b7485 831 BIO_printf(bio_err, "no keyfile specified\n");
0f113f3e
MC
832 goto end;
833 }
0b13e9f0 834#ifndef OPENSSL_NO_ENGINE
0f113f3e
MC
835 if (format == FORMAT_ENGINE) {
836 if (!e)
837 BIO_printf(bio_err, "no engine specified\n");
838 else
839 pkey = ENGINE_load_public_key(e, file, ui_method, &cb_data);
840 goto end;
841 }
842#endif
0f113f3e 843 if (file == NULL && maybe_stdin) {
7e1b7485 844 unbuffer(stdin);
a60994df 845 key = dup_bio_in(format);
7e1b7485 846 } else
bdd58d98 847 key = bio_open_default(file, 'r', format);
7e1b7485 848 if (key == NULL)
0f113f3e 849 goto end;
0f113f3e
MC
850 if (format == FORMAT_ASN1) {
851 pkey = d2i_PUBKEY_bio(key, NULL);
852 }
d4f0339c 853#ifndef OPENSSL_NO_RSA
0f113f3e
MC
854 else if (format == FORMAT_ASN1RSA) {
855 RSA *rsa;
856 rsa = d2i_RSAPublicKey_bio(key, NULL);
857 if (rsa) {
858 pkey = EVP_PKEY_new();
96487cdd 859 if (pkey != NULL)
0f113f3e
MC
860 EVP_PKEY_set1_RSA(pkey, rsa);
861 RSA_free(rsa);
862 } else
863 pkey = NULL;
864 } else if (format == FORMAT_PEMRSA) {
865 RSA *rsa;
866 rsa = PEM_read_bio_RSAPublicKey(key, NULL,
867 (pem_password_cb *)password_callback,
868 &cb_data);
96487cdd 869 if (rsa != NULL) {
0f113f3e 870 pkey = EVP_PKEY_new();
96487cdd 871 if (pkey != NULL)
0f113f3e
MC
872 EVP_PKEY_set1_RSA(pkey, rsa);
873 RSA_free(rsa);
874 } else
875 pkey = NULL;
876 }
877#endif
878 else if (format == FORMAT_PEM) {
879 pkey = PEM_read_bio_PUBKEY(key, NULL,
880 (pem_password_cb *)password_callback,
881 &cb_data);
882 }
d4f0339c 883#if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_DSA)
0f113f3e
MC
884 else if (format == FORMAT_MSBLOB)
885 pkey = b2i_PublicKey_bio(key);
d4f0339c 886#endif
bd08a2bd 887 end:
25aaa98a 888 BIO_free(key);
0f113f3e 889 if (pkey == NULL)
7e1b7485 890 BIO_printf(bio_err, "unable to load %s\n", key_descrip);
0f113f3e
MC
891 return (pkey);
892}
bd08a2bd 893
7e1b7485 894static int load_certs_crls(const char *file, int format,
0f113f3e
MC
895 const char *pass, ENGINE *e, const char *desc,
896 STACK_OF(X509) **pcerts,
897 STACK_OF(X509_CRL) **pcrls)
898{
899 int i;
900 BIO *bio;
901 STACK_OF(X509_INFO) *xis = NULL;
902 X509_INFO *xi;
903 PW_CB_DATA cb_data;
904 int rv = 0;
905
906 cb_data.password = pass;
907 cb_data.prompt_info = file;
908
909 if (format != FORMAT_PEM) {
7e1b7485 910 BIO_printf(bio_err, "bad input format specified for %s\n", desc);
0f113f3e
MC
911 return 0;
912 }
913
bdd58d98 914 bio = bio_open_default(file, 'r', FORMAT_PEM);
7e1b7485 915 if (bio == NULL)
0f113f3e 916 return 0;
0f113f3e
MC
917
918 xis = PEM_X509_INFO_read_bio(bio, NULL,
919 (pem_password_cb *)password_callback,
920 &cb_data);
921
922 BIO_free(bio);
923
924 if (pcerts) {
925 *pcerts = sk_X509_new_null();
926 if (!*pcerts)
927 goto end;
928 }
929
930 if (pcrls) {
931 *pcrls = sk_X509_CRL_new_null();
932 if (!*pcrls)
933 goto end;
934 }
935
936 for (i = 0; i < sk_X509_INFO_num(xis); i++) {
937 xi = sk_X509_INFO_value(xis, i);
938 if (xi->x509 && pcerts) {
939 if (!sk_X509_push(*pcerts, xi->x509))
940 goto end;
941 xi->x509 = NULL;
942 }
943 if (xi->crl && pcrls) {
944 if (!sk_X509_CRL_push(*pcrls, xi->crl))
945 goto end;
946 xi->crl = NULL;
947 }
948 }
949
950 if (pcerts && sk_X509_num(*pcerts) > 0)
951 rv = 1;
952
953 if (pcrls && sk_X509_CRL_num(*pcrls) > 0)
954 rv = 1;
955
956 end:
957
222561fe 958 sk_X509_INFO_pop_free(xis, X509_INFO_free);
0f113f3e
MC
959
960 if (rv == 0) {
961 if (pcerts) {
962 sk_X509_pop_free(*pcerts, X509_free);
963 *pcerts = NULL;
964 }
965 if (pcrls) {
966 sk_X509_CRL_pop_free(*pcrls, X509_CRL_free);
967 *pcrls = NULL;
968 }
7e1b7485 969 BIO_printf(bio_err, "unable to load %s\n",
0f113f3e 970 pcerts ? "certificates" : "CRLs");
7e1b7485 971 ERR_print_errors(bio_err);
0f113f3e
MC
972 }
973 return rv;
974}
90ae4673 975
68dc6824
RS
976void* app_malloc(int sz, const char *what)
977{
978 void *vp = OPENSSL_malloc(sz);
979
980 if (vp == NULL) {
981 BIO_printf(bio_err, "%s: Could not allocate %d bytes for %s\n",
982 opt_getprog(), sz, what);
983 ERR_print_errors(bio_err);
984 exit(1);
985 }
986 return vp;
987}
988
989
990
7e1b7485 991STACK_OF(X509) *load_certs(const char *file, int format,
0f113f3e
MC
992 const char *pass, ENGINE *e, const char *desc)
993{
994 STACK_OF(X509) *certs;
7e1b7485 995 if (!load_certs_crls(file, format, pass, e, desc, &certs, NULL))
0f113f3e
MC
996 return NULL;
997 return certs;
998}
245d2ee3 999
7e1b7485 1000STACK_OF(X509_CRL) *load_crls(const char *file, int format,
0f113f3e
MC
1001 const char *pass, ENGINE *e, const char *desc)
1002{
1003 STACK_OF(X509_CRL) *crls;
7e1b7485 1004 if (!load_certs_crls(file, format, pass, e, desc, NULL, &crls))
0f113f3e
MC
1005 return NULL;
1006 return crls;
1007}
1008
1009#define X509V3_EXT_UNKNOWN_MASK (0xfL << 16)
8ca533e3 1010/* Return error for unknown extensions */
0f113f3e 1011#define X509V3_EXT_DEFAULT 0
8ca533e3 1012/* Print error for unknown extensions */
0f113f3e 1013#define X509V3_EXT_ERROR_UNKNOWN (1L << 16)
8ca533e3 1014/* ASN1 parse unknown extensions */
0f113f3e 1015#define X509V3_EXT_PARSE_UNKNOWN (2L << 16)
8ca533e3 1016/* BIO_dump unknown extensions */
0f113f3e 1017#define X509V3_EXT_DUMP_UNKNOWN (3L << 16)
8ca533e3 1018
535d79da 1019#define X509_FLAG_CA (X509_FLAG_NO_ISSUER | X509_FLAG_NO_PUBKEY | \
0f113f3e 1020 X509_FLAG_NO_HEADER | X509_FLAG_NO_VERSION)
535d79da 1021
8ca533e3
DSH
1022int set_cert_ex(unsigned long *flags, const char *arg)
1023{
0f113f3e
MC
1024 static const NAME_EX_TBL cert_tbl[] = {
1025 {"compatible", X509_FLAG_COMPAT, 0xffffffffl},
1026 {"ca_default", X509_FLAG_CA, 0xffffffffl},
1027 {"no_header", X509_FLAG_NO_HEADER, 0},
1028 {"no_version", X509_FLAG_NO_VERSION, 0},
1029 {"no_serial", X509_FLAG_NO_SERIAL, 0},
1030 {"no_signame", X509_FLAG_NO_SIGNAME, 0},
1031 {"no_validity", X509_FLAG_NO_VALIDITY, 0},
1032 {"no_subject", X509_FLAG_NO_SUBJECT, 0},
1033 {"no_issuer", X509_FLAG_NO_ISSUER, 0},
1034 {"no_pubkey", X509_FLAG_NO_PUBKEY, 0},
1035 {"no_extensions", X509_FLAG_NO_EXTENSIONS, 0},
1036 {"no_sigdump", X509_FLAG_NO_SIGDUMP, 0},
1037 {"no_aux", X509_FLAG_NO_AUX, 0},
1038 {"no_attributes", X509_FLAG_NO_ATTRIBUTES, 0},
1039 {"ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK},
1040 {"ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1041 {"ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1042 {"ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1043 {NULL, 0, 0}
1044 };
1045 return set_multi_opts(flags, arg, cert_tbl);
8ca533e3 1046}
a657546f
DSH
1047
1048int set_name_ex(unsigned long *flags, const char *arg)
1049{
0f113f3e
MC
1050 static const NAME_EX_TBL ex_tbl[] = {
1051 {"esc_2253", ASN1_STRFLGS_ESC_2253, 0},
1052 {"esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0},
1053 {"esc_msb", ASN1_STRFLGS_ESC_MSB, 0},
1054 {"use_quote", ASN1_STRFLGS_ESC_QUOTE, 0},
1055 {"utf8", ASN1_STRFLGS_UTF8_CONVERT, 0},
1056 {"ignore_type", ASN1_STRFLGS_IGNORE_TYPE, 0},
1057 {"show_type", ASN1_STRFLGS_SHOW_TYPE, 0},
1058 {"dump_all", ASN1_STRFLGS_DUMP_ALL, 0},
1059 {"dump_nostr", ASN1_STRFLGS_DUMP_UNKNOWN, 0},
1060 {"dump_der", ASN1_STRFLGS_DUMP_DER, 0},
1061 {"compat", XN_FLAG_COMPAT, 0xffffffffL},
1062 {"sep_comma_plus", XN_FLAG_SEP_COMMA_PLUS, XN_FLAG_SEP_MASK},
1063 {"sep_comma_plus_space", XN_FLAG_SEP_CPLUS_SPC, XN_FLAG_SEP_MASK},
1064 {"sep_semi_plus_space", XN_FLAG_SEP_SPLUS_SPC, XN_FLAG_SEP_MASK},
1065 {"sep_multiline", XN_FLAG_SEP_MULTILINE, XN_FLAG_SEP_MASK},
1066 {"dn_rev", XN_FLAG_DN_REV, 0},
1067 {"nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK},
1068 {"sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK},
1069 {"lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK},
1070 {"align", XN_FLAG_FN_ALIGN, 0},
1071 {"oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK},
1072 {"space_eq", XN_FLAG_SPC_EQ, 0},
1073 {"dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0},
1074 {"RFC2253", XN_FLAG_RFC2253, 0xffffffffL},
1075 {"oneline", XN_FLAG_ONELINE, 0xffffffffL},
1076 {"multiline", XN_FLAG_MULTILINE, 0xffffffffL},
1077 {"ca_default", XN_FLAG_MULTILINE, 0xffffffffL},
1078 {NULL, 0, 0}
1079 };
03706afa
DSH
1080 if (set_multi_opts(flags, arg, ex_tbl) == 0)
1081 return 0;
1082 if ((*flags & XN_FLAG_SEP_MASK) == 0)
1083 *flags |= XN_FLAG_SEP_CPLUS_SPC;
1084 return 1;
535d79da
DSH
1085}
1086
791bd0cd
DSH
1087int set_ext_copy(int *copy_type, const char *arg)
1088{
86885c28 1089 if (strcasecmp(arg, "none") == 0)
0f113f3e 1090 *copy_type = EXT_COPY_NONE;
86885c28 1091 else if (strcasecmp(arg, "copy") == 0)
0f113f3e 1092 *copy_type = EXT_COPY_ADD;
86885c28 1093 else if (strcasecmp(arg, "copyall") == 0)
0f113f3e
MC
1094 *copy_type = EXT_COPY_ALL;
1095 else
1096 return 0;
1097 return 1;
791bd0cd
DSH
1098}
1099
1100int copy_extensions(X509 *x, X509_REQ *req, int copy_type)
1101{
0f113f3e
MC
1102 STACK_OF(X509_EXTENSION) *exts = NULL;
1103 X509_EXTENSION *ext, *tmpext;
1104 ASN1_OBJECT *obj;
1105 int i, idx, ret = 0;
1106 if (!x || !req || (copy_type == EXT_COPY_NONE))
1107 return 1;
1108 exts = X509_REQ_get_extensions(req);
1109
1110 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
1111 ext = sk_X509_EXTENSION_value(exts, i);
1112 obj = X509_EXTENSION_get_object(ext);
1113 idx = X509_get_ext_by_OBJ(x, obj, -1);
1114 /* Does extension exist? */
1115 if (idx != -1) {
1116 /* If normal copy don't override existing extension */
1117 if (copy_type == EXT_COPY_ADD)
1118 continue;
1119 /* Delete all extensions of same type */
1120 do {
1121 tmpext = X509_get_ext(x, idx);
1122 X509_delete_ext(x, idx);
1123 X509_EXTENSION_free(tmpext);
1124 idx = X509_get_ext_by_OBJ(x, obj, -1);
1125 } while (idx != -1);
1126 }
1127 if (!X509_add_ext(x, ext, -1))
1128 goto end;
1129 }
1130
1131 ret = 1;
1132
1133 end:
1134
1135 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
1136
1137 return ret;
1138}
1139
1140static int set_multi_opts(unsigned long *flags, const char *arg,
1141 const NAME_EX_TBL * in_tbl)
1142{
1143 STACK_OF(CONF_VALUE) *vals;
1144 CONF_VALUE *val;
1145 int i, ret = 1;
1146 if (!arg)
1147 return 0;
1148 vals = X509V3_parse_list(arg);
1149 for (i = 0; i < sk_CONF_VALUE_num(vals); i++) {
1150 val = sk_CONF_VALUE_value(vals, i);
1151 if (!set_table_opts(flags, val->name, in_tbl))
1152 ret = 0;
1153 }
1154 sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
1155 return ret;
1156}
1157
1158static int set_table_opts(unsigned long *flags, const char *arg,
1159 const NAME_EX_TBL * in_tbl)
1160{
1161 char c;
1162 const NAME_EX_TBL *ptbl;
1163 c = arg[0];
1164
1165 if (c == '-') {
1166 c = 0;
1167 arg++;
1168 } else if (c == '+') {
1169 c = 1;
1170 arg++;
1171 } else
1172 c = 1;
1173
1174 for (ptbl = in_tbl; ptbl->name; ptbl++) {
86885c28 1175 if (strcasecmp(arg, ptbl->name) == 0) {
0f113f3e
MC
1176 *flags &= ~ptbl->mask;
1177 if (c)
1178 *flags |= ptbl->flag;
1179 else
1180 *flags &= ~ptbl->flag;
1181 return 1;
1182 }
1183 }
1184 return 0;
1185}
1186
1187void print_name(BIO *out, const char *title, X509_NAME *nm,
1188 unsigned long lflags)
1189{
1190 char *buf;
1191 char mline = 0;
1192 int indent = 0;
1193
1194 if (title)
1195 BIO_puts(out, title);
1196 if ((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
1197 mline = 1;
1198 indent = 4;
1199 }
1200 if (lflags == XN_FLAG_COMPAT) {
1201 buf = X509_NAME_oneline(nm, 0, 0);
1202 BIO_puts(out, buf);
1203 BIO_puts(out, "\n");
1204 OPENSSL_free(buf);
1205 } else {
1206 if (mline)
1207 BIO_puts(out, "\n");
1208 X509_NAME_print_ex(out, nm, indent, lflags);
1209 BIO_puts(out, "\n");
1210 }
a657546f
DSH
1211}
1212
7e1b7485
RS
1213void print_bignum_var(BIO *out, BIGNUM *in, const char *var,
1214 int len, unsigned char *buffer)
81f169e9 1215{
7e1b7485
RS
1216 BIO_printf(out, " static unsigned char %s_%d[] = {", var, len);
1217 if (BN_is_zero(in))
1218 BIO_printf(out, "\n\t0x00");
1219 else {
1220 int i, l;
1221
1222 l = BN_bn2bin(in, buffer);
1223 for (i = 0; i < l; i++) {
1224 if ((i % 10) == 0)
1225 BIO_printf(out, "\n\t");
1226 if (i < l - 1)
1227 BIO_printf(out, "0x%02X, ", buffer[i]);
1228 else
1229 BIO_printf(out, "0x%02X", buffer[i]);
1230 }
1231 }
1232 BIO_printf(out, "\n };\n");
1233}
1234void print_array(BIO *out, const char* title, int len, const unsigned char* d)
1235{
1236 int i;
1237
1238 BIO_printf(out, "unsigned char %s[%d] = {", title, len);
1239 for (i = 0; i < len; i++) {
1240 if ((i % 10) == 0)
1241 BIO_printf(out, "\n ");
1242 if (i < len - 1)
1243 BIO_printf(out, "0x%02X, ", d[i]);
1244 else
1245 BIO_printf(out, "0x%02X", d[i]);
1246 }
1247 BIO_printf(out, "\n};\n");
1248}
1249
2b6bcb70 1250X509_STORE *setup_verify(char *CAfile, char *CApath, int noCAfile, int noCApath)
7e1b7485
RS
1251{
1252 X509_STORE *store = X509_STORE_new();
0f113f3e 1253 X509_LOOKUP *lookup;
7e1b7485 1254
96487cdd 1255 if (store == NULL)
0f113f3e 1256 goto end;
2b6bcb70
MC
1257
1258 if(CAfile != NULL || !noCAfile) {
1259 lookup = X509_STORE_add_lookup(store, X509_LOOKUP_file());
1260 if (lookup == NULL)
0f113f3e 1261 goto end;
2b6bcb70
MC
1262 if (CAfile) {
1263 if (!X509_LOOKUP_load_file(lookup, CAfile, X509_FILETYPE_PEM)) {
1264 BIO_printf(bio_err, "Error loading file %s\n", CAfile);
1265 goto end;
1266 }
1267 } else
1268 X509_LOOKUP_load_file(lookup, NULL, X509_FILETYPE_DEFAULT);
1269 }
0f113f3e 1270
2b6bcb70
MC
1271 if(CApath != NULL || !noCApath) {
1272 lookup = X509_STORE_add_lookup(store, X509_LOOKUP_hash_dir());
1273 if (lookup == NULL)
0f113f3e 1274 goto end;
2b6bcb70
MC
1275 if (CApath) {
1276 if (!X509_LOOKUP_add_dir(lookup, CApath, X509_FILETYPE_PEM)) {
1277 BIO_printf(bio_err, "Error loading directory %s\n", CApath);
1278 goto end;
1279 }
1280 } else
1281 X509_LOOKUP_add_dir(lookup, NULL, X509_FILETYPE_DEFAULT);
1282 }
0f113f3e
MC
1283
1284 ERR_clear_error();
1285 return store;
1286 end:
1287 X509_STORE_free(store);
1288 return NULL;
81f169e9 1289}
531d630b 1290
0b13e9f0 1291#ifndef OPENSSL_NO_ENGINE
e1a00d7d 1292/* Try to load an engine in a shareable library */
7e1b7485 1293static ENGINE *try_load_engine(const char *engine, int debug)
0f113f3e
MC
1294{
1295 ENGINE *e = ENGINE_by_id("dynamic");
1296 if (e) {
1297 if (!ENGINE_ctrl_cmd_string(e, "SO_PATH", engine, 0)
1298 || !ENGINE_ctrl_cmd_string(e, "LOAD", NULL, 0)) {
1299 ENGINE_free(e);
1300 e = NULL;
1301 }
1302 }
1303 return e;
1304}
e1a00d7d 1305
7e1b7485 1306ENGINE *setup_engine(const char *engine, int debug)
0f113f3e
MC
1307{
1308 ENGINE *e = NULL;
1309
1310 if (engine) {
1311 if (strcmp(engine, "auto") == 0) {
7e1b7485 1312 BIO_printf(bio_err, "enabling auto ENGINE support\n");
0f113f3e
MC
1313 ENGINE_register_all_complete();
1314 return NULL;
1315 }
1316 if ((e = ENGINE_by_id(engine)) == NULL
7e1b7485
RS
1317 && (e = try_load_engine(engine, debug)) == NULL) {
1318 BIO_printf(bio_err, "invalid engine \"%s\"\n", engine);
1319 ERR_print_errors(bio_err);
0f113f3e
MC
1320 return NULL;
1321 }
1322 if (debug) {
7e1b7485 1323 ENGINE_ctrl(e, ENGINE_CTRL_SET_LOGSTREAM, 0, bio_err, 0);
531d630b 1324 }
0f113f3e
MC
1325 ENGINE_ctrl_cmd(e, "SET_USER_INTERFACE", 0, ui_method, 0, 1);
1326 if (!ENGINE_set_default(e, ENGINE_METHOD_ALL)) {
7e1b7485
RS
1327 BIO_printf(bio_err, "can't use that engine\n");
1328 ERR_print_errors(bio_err);
0f113f3e
MC
1329 ENGINE_free(e);
1330 return NULL;
1331 }
1332
7e1b7485 1333 BIO_printf(bio_err, "engine \"%s\" set.\n", ENGINE_get_id(e));
0f113f3e
MC
1334
1335 /* Free our "structural" reference. */
1336 ENGINE_free(e);
1337 }
1338 return e;
1339}
0b13e9f0 1340#endif
3647bee2 1341
c869da88 1342static unsigned long index_serial_hash(const OPENSSL_CSTRING *a)
0f113f3e
MC
1343{
1344 const char *n;
f85b68cd 1345
0f113f3e
MC
1346 n = a[DB_serial];
1347 while (*n == '0')
1348 n++;
1349 return (lh_strhash(n));
1350}
f85b68cd 1351
0f113f3e
MC
1352static int index_serial_cmp(const OPENSSL_CSTRING *a,
1353 const OPENSSL_CSTRING *b)
1354{
1355 const char *aa, *bb;
f85b68cd 1356
0f113f3e
MC
1357 for (aa = a[DB_serial]; *aa == '0'; aa++) ;
1358 for (bb = b[DB_serial]; *bb == '0'; bb++) ;
1359 return (strcmp(aa, bb));
1360}
f85b68cd
RL
1361
1362static int index_name_qual(char **a)
0f113f3e
MC
1363{
1364 return (a[0][0] == 'V');
1365}
f85b68cd 1366
c869da88 1367static unsigned long index_name_hash(const OPENSSL_CSTRING *a)
0f113f3e
MC
1368{
1369 return (lh_strhash(a[DB_name]));
1370}
f85b68cd 1371
c869da88 1372int index_name_cmp(const OPENSSL_CSTRING *a, const OPENSSL_CSTRING *b)
0f113f3e
MC
1373{
1374 return (strcmp(a[DB_name], b[DB_name]));
1375}
f85b68cd 1376
c869da88
DSH
1377static IMPLEMENT_LHASH_HASH_FN(index_serial, OPENSSL_CSTRING)
1378static IMPLEMENT_LHASH_COMP_FN(index_serial, OPENSSL_CSTRING)
1379static IMPLEMENT_LHASH_HASH_FN(index_name, OPENSSL_CSTRING)
1380static IMPLEMENT_LHASH_COMP_FN(index_name, OPENSSL_CSTRING)
f85b68cd
RL
1381#undef BSIZE
1382#define BSIZE 256
f85b68cd 1383BIGNUM *load_serial(char *serialfile, int create, ASN1_INTEGER **retai)
0f113f3e
MC
1384{
1385 BIO *in = NULL;
1386 BIGNUM *ret = NULL;
68b00c23 1387 char buf[1024];
0f113f3e
MC
1388 ASN1_INTEGER *ai = NULL;
1389
1390 ai = ASN1_INTEGER_new();
1391 if (ai == NULL)
1392 goto err;
1393
7e1b7485
RS
1394 in = BIO_new_file(serialfile, "r");
1395 if (in == NULL) {
0f113f3e
MC
1396 if (!create) {
1397 perror(serialfile);
1398 goto err;
0f113f3e 1399 }
7e1b7485
RS
1400 ERR_clear_error();
1401 ret = BN_new();
1402 if (ret == NULL || !rand_serial(ret, ai))
1403 BIO_printf(bio_err, "Out of memory\n");
0f113f3e
MC
1404 } else {
1405 if (!a2i_ASN1_INTEGER(in, ai, buf, 1024)) {
1406 BIO_printf(bio_err, "unable to load number from %s\n",
1407 serialfile);
1408 goto err;
1409 }
1410 ret = ASN1_INTEGER_to_BN(ai, NULL);
1411 if (ret == NULL) {
1412 BIO_printf(bio_err,
1413 "error converting number from bin to BIGNUM\n");
1414 goto err;
1415 }
1416 }
1417
1418 if (ret && retai) {
1419 *retai = ai;
1420 ai = NULL;
1421 }
f85b68cd 1422 err:
ca3a82c3 1423 BIO_free(in);
2ace7450 1424 ASN1_INTEGER_free(ai);
0f113f3e
MC
1425 return (ret);
1426}
1427
1428int save_serial(char *serialfile, char *suffix, BIGNUM *serial,
1429 ASN1_INTEGER **retai)
1430{
1431 char buf[1][BSIZE];
1432 BIO *out = NULL;
1433 int ret = 0;
1434 ASN1_INTEGER *ai = NULL;
1435 int j;
1436
1437 if (suffix == NULL)
1438 j = strlen(serialfile);
1439 else
1440 j = strlen(serialfile) + strlen(suffix) + 1;
1441 if (j >= BSIZE) {
1442 BIO_printf(bio_err, "file name too long\n");
1443 goto err;
1444 }
1445
1446 if (suffix == NULL)
7644a9ae 1447 OPENSSL_strlcpy(buf[0], serialfile, BSIZE);
0f113f3e 1448 else {
4c771796 1449#ifndef OPENSSL_SYS_VMS
0f113f3e 1450 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, suffix);
4c771796 1451#else
0f113f3e 1452 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, suffix);
4c771796 1453#endif
0f113f3e 1454 }
4c771796 1455#ifdef RL_DEBUG
0f113f3e
MC
1456 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
1457#endif
7e1b7485 1458 out = BIO_new_file(buf[0], "w");
0f113f3e
MC
1459 if (out == NULL) {
1460 ERR_print_errors(bio_err);
1461 goto err;
1462 }
0f113f3e
MC
1463
1464 if ((ai = BN_to_ASN1_INTEGER(serial, NULL)) == NULL) {
1465 BIO_printf(bio_err, "error converting serial to ASN.1 format\n");
1466 goto err;
1467 }
1468 i2a_ASN1_INTEGER(out, ai);
1469 BIO_puts(out, "\n");
1470 ret = 1;
1471 if (retai) {
1472 *retai = ai;
1473 ai = NULL;
1474 }
1475 err:
ca3a82c3 1476 BIO_free_all(out);
2ace7450 1477 ASN1_INTEGER_free(ai);
0f113f3e
MC
1478 return (ret);
1479}
f85b68cd 1480
4c771796 1481int rotate_serial(char *serialfile, char *new_suffix, char *old_suffix)
0f113f3e
MC
1482{
1483 char buf[5][BSIZE];
1484 int i, j;
1485
1486 i = strlen(serialfile) + strlen(old_suffix);
1487 j = strlen(serialfile) + strlen(new_suffix);
1488 if (i > j)
1489 j = i;
1490 if (j + 1 >= BSIZE) {
1491 BIO_printf(bio_err, "file name too long\n");
1492 goto err;
1493 }
4c771796 1494#ifndef OPENSSL_SYS_VMS
0f113f3e 1495 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, new_suffix);
4c771796 1496#else
0f113f3e 1497 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, new_suffix);
4c771796
RL
1498#endif
1499#ifndef OPENSSL_SYS_VMS
0f113f3e 1500 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s", serialfile, old_suffix);
4c771796 1501#else
0f113f3e 1502 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s", serialfile, old_suffix);
4c771796 1503#endif
a1ad253f 1504#ifdef RL_DEBUG
0f113f3e
MC
1505 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1506 serialfile, buf[1]);
a1ad253f 1507#endif
0f113f3e 1508 if (rename(serialfile, buf[1]) < 0 && errno != ENOENT
4c771796 1509#ifdef ENOTDIR
0f113f3e
MC
1510 && errno != ENOTDIR
1511#endif
1512 ) {
1513 BIO_printf(bio_err,
1514 "unable to rename %s to %s\n", serialfile, buf[1]);
1515 perror("reason");
1516 goto err;
1517 }
4c771796 1518#ifdef RL_DEBUG
0f113f3e
MC
1519 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1520 buf[0], serialfile);
1521#endif
1522 if (rename(buf[0], serialfile) < 0) {
1523 BIO_printf(bio_err,
1524 "unable to rename %s to %s\n", buf[0], serialfile);
1525 perror("reason");
1526 rename(buf[1], serialfile);
1527 goto err;
1528 }
1529 return 1;
4c771796 1530 err:
0f113f3e
MC
1531 return 0;
1532}
4c771796 1533
64674bcc 1534int rand_serial(BIGNUM *b, ASN1_INTEGER *ai)
0f113f3e
MC
1535{
1536 BIGNUM *btmp;
1537 int ret = 0;
23a1d5e9 1538
0f113f3e
MC
1539 if (b)
1540 btmp = b;
1541 else
1542 btmp = BN_new();
1543
96487cdd 1544 if (btmp == NULL)
0f113f3e
MC
1545 return 0;
1546
1547 if (!BN_pseudo_rand(btmp, SERIAL_RAND_BITS, 0, 0))
1548 goto error;
1549 if (ai && !BN_to_ASN1_INTEGER(btmp, ai))
1550 goto error;
1551
1552 ret = 1;
1553
1554 error:
1555
23a1d5e9 1556 if (btmp != b)
0f113f3e
MC
1557 BN_free(btmp);
1558
1559 return ret;
1560}
64674bcc 1561
f85b68cd 1562CA_DB *load_index(char *dbfile, DB_ATTR *db_attr)
0f113f3e
MC
1563{
1564 CA_DB *retdb = NULL;
1565 TXT_DB *tmpdb = NULL;
7e1b7485 1566 BIO *in;
0f113f3e 1567 CONF *dbattr_conf = NULL;
cc01d217 1568 char buf[BSIZE];
0f113f3e 1569
7e1b7485 1570 in = BIO_new_file(dbfile, "r");
0f113f3e
MC
1571 if (in == NULL) {
1572 ERR_print_errors(bio_err);
1573 goto err;
1574 }
0f113f3e
MC
1575 if ((tmpdb = TXT_DB_read(in, DB_NUMBER)) == NULL)
1576 goto err;
f85b68cd
RL
1577
1578#ifndef OPENSSL_SYS_VMS
cc01d217 1579 BIO_snprintf(buf, sizeof buf, "%s.attr", dbfile);
f85b68cd 1580#else
cc01d217 1581 BIO_snprintf(buf, sizeof buf, "%s-attr", dbfile);
0f113f3e 1582#endif
cc01d217 1583 dbattr_conf = app_load_config(buf);
0f113f3e 1584
b4faea50 1585 retdb = app_malloc(sizeof(*retdb), "new DB");
0f113f3e
MC
1586 retdb->db = tmpdb;
1587 tmpdb = NULL;
1588 if (db_attr)
1589 retdb->attributes = *db_attr;
1590 else {
1591 retdb->attributes.unique_subject = 1;
1592 }
1593
1594 if (dbattr_conf) {
1595 char *p = NCONF_get_string(dbattr_conf, NULL, "unique_subject");
1596 if (p) {
83b23ed9 1597#ifdef RL_DEBUG
0f113f3e
MC
1598 BIO_printf(bio_err,
1599 "DEBUG[load_index]: unique_subject = \"%s\"\n", p);
83b23ed9 1600#endif
0f113f3e
MC
1601 retdb->attributes.unique_subject = parse_yesno(p, 1);
1602 }
1603 }
f85b68cd
RL
1604
1605 err:
efa7dd64 1606 NCONF_free(dbattr_conf);
895cba19 1607 TXT_DB_free(tmpdb);
ca3a82c3 1608 BIO_free_all(in);
0f113f3e
MC
1609 return retdb;
1610}
f85b68cd
RL
1611
1612int index_index(CA_DB *db)
0f113f3e
MC
1613{
1614 if (!TXT_DB_create_index(db->db, DB_serial, NULL,
1615 LHASH_HASH_FN(index_serial),
1616 LHASH_COMP_FN(index_serial))) {
1617 BIO_printf(bio_err,
1618 "error creating serial number index:(%ld,%ld,%ld)\n",
1619 db->db->error, db->db->arg1, db->db->arg2);
1620 return 0;
1621 }
1622
1623 if (db->attributes.unique_subject
1624 && !TXT_DB_create_index(db->db, DB_name, index_name_qual,
1625 LHASH_HASH_FN(index_name),
1626 LHASH_COMP_FN(index_name))) {
1627 BIO_printf(bio_err, "error creating name index:(%ld,%ld,%ld)\n",
1628 db->db->error, db->db->arg1, db->db->arg2);
1629 return 0;
1630 }
1631 return 1;
1632}
f85b68cd 1633
7d727231 1634int save_index(const char *dbfile, const char *suffix, CA_DB *db)
0f113f3e
MC
1635{
1636 char buf[3][BSIZE];
7e1b7485 1637 BIO *out;
0f113f3e
MC
1638 int j;
1639
0f113f3e
MC
1640 j = strlen(dbfile) + strlen(suffix);
1641 if (j + 6 >= BSIZE) {
1642 BIO_printf(bio_err, "file name too long\n");
1643 goto err;
1644 }
f85b68cd 1645#ifndef OPENSSL_SYS_VMS
0f113f3e 1646 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr", dbfile);
f85b68cd 1647#else
0f113f3e 1648 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr", dbfile);
f85b68cd
RL
1649#endif
1650#ifndef OPENSSL_SYS_VMS
0f113f3e 1651 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.attr.%s", dbfile, suffix);
f85b68cd 1652#else
0f113f3e 1653 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-attr-%s", dbfile, suffix);
f85b68cd
RL
1654#endif
1655#ifndef OPENSSL_SYS_VMS
0f113f3e 1656 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, suffix);
f85b68cd 1657#else
0f113f3e 1658 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, suffix);
f85b68cd 1659#endif
63b6fe2b 1660#ifdef RL_DEBUG
0f113f3e 1661 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
63b6fe2b 1662#endif
7e1b7485
RS
1663 out = BIO_new_file(buf[0], "w");
1664 if (out == NULL) {
0f113f3e
MC
1665 perror(dbfile);
1666 BIO_printf(bio_err, "unable to open '%s'\n", dbfile);
1667 goto err;
1668 }
1669 j = TXT_DB_write(out, db->db);
7e1b7485 1670 BIO_free(out);
0f113f3e
MC
1671 if (j <= 0)
1672 goto err;
1673
7e1b7485 1674 out = BIO_new_file(buf[1], "w");
63b6fe2b 1675#ifdef RL_DEBUG
0f113f3e
MC
1676 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[1]);
1677#endif
7e1b7485 1678 if (out == NULL) {
0f113f3e
MC
1679 perror(buf[2]);
1680 BIO_printf(bio_err, "unable to open '%s'\n", buf[2]);
1681 goto err;
1682 }
1683 BIO_printf(out, "unique_subject = %s\n",
1684 db->attributes.unique_subject ? "yes" : "no");
1685 BIO_free(out);
1686
1687 return 1;
f85b68cd 1688 err:
0f113f3e
MC
1689 return 0;
1690}
f85b68cd 1691
0f113f3e
MC
1692int rotate_index(const char *dbfile, const char *new_suffix,
1693 const char *old_suffix)
1694{
1695 char buf[5][BSIZE];
1696 int i, j;
1697
1698 i = strlen(dbfile) + strlen(old_suffix);
1699 j = strlen(dbfile) + strlen(new_suffix);
1700 if (i > j)
1701 j = i;
1702 if (j + 6 >= BSIZE) {
1703 BIO_printf(bio_err, "file name too long\n");
1704 goto err;
1705 }
f85b68cd 1706#ifndef OPENSSL_SYS_VMS
0f113f3e 1707 j = BIO_snprintf(buf[4], sizeof buf[4], "%s.attr", dbfile);
f85b68cd 1708#else
0f113f3e 1709 j = BIO_snprintf(buf[4], sizeof buf[4], "%s-attr", dbfile);
f85b68cd
RL
1710#endif
1711#ifndef OPENSSL_SYS_VMS
0f113f3e 1712 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr.%s", dbfile, new_suffix);
f85b68cd 1713#else
0f113f3e 1714 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr-%s", dbfile, new_suffix);
f85b68cd
RL
1715#endif
1716#ifndef OPENSSL_SYS_VMS
0f113f3e 1717 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, new_suffix);
f85b68cd 1718#else
0f113f3e 1719 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, new_suffix);
f85b68cd
RL
1720#endif
1721#ifndef OPENSSL_SYS_VMS
0f113f3e 1722 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s", dbfile, old_suffix);
f85b68cd 1723#else
0f113f3e 1724 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s", dbfile, old_suffix);
f85b68cd
RL
1725#endif
1726#ifndef OPENSSL_SYS_VMS
0f113f3e 1727 j = BIO_snprintf(buf[3], sizeof buf[3], "%s.attr.%s", dbfile, old_suffix);
f85b68cd 1728#else
0f113f3e 1729 j = BIO_snprintf(buf[3], sizeof buf[3], "%s-attr-%s", dbfile, old_suffix);
f85b68cd 1730#endif
63b6fe2b 1731#ifdef RL_DEBUG
0f113f3e 1732 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", dbfile, buf[1]);
63b6fe2b 1733#endif
0f113f3e 1734 if (rename(dbfile, buf[1]) < 0 && errno != ENOENT
a1ad253f 1735#ifdef ENOTDIR
0f113f3e 1736 && errno != ENOTDIR
a1ad253f 1737#endif
0f113f3e
MC
1738 ) {
1739 BIO_printf(bio_err, "unable to rename %s to %s\n", dbfile, buf[1]);
1740 perror("reason");
1741 goto err;
1742 }
63b6fe2b 1743#ifdef RL_DEBUG
0f113f3e
MC
1744 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", buf[0], dbfile);
1745#endif
1746 if (rename(buf[0], dbfile) < 0) {
1747 BIO_printf(bio_err, "unable to rename %s to %s\n", buf[0], dbfile);
1748 perror("reason");
1749 rename(buf[1], dbfile);
1750 goto err;
1751 }
63b6fe2b 1752#ifdef RL_DEBUG
0f113f3e 1753 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", buf[4], buf[3]);
63b6fe2b 1754#endif
0f113f3e 1755 if (rename(buf[4], buf[3]) < 0 && errno != ENOENT
a1ad253f 1756#ifdef ENOTDIR
0f113f3e
MC
1757 && errno != ENOTDIR
1758#endif
1759 ) {
1760 BIO_printf(bio_err, "unable to rename %s to %s\n", buf[4], buf[3]);
1761 perror("reason");
1762 rename(dbfile, buf[0]);
1763 rename(buf[1], dbfile);
1764 goto err;
1765 }
63b6fe2b 1766#ifdef RL_DEBUG
0f113f3e
MC
1767 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", buf[2], buf[4]);
1768#endif
1769 if (rename(buf[2], buf[4]) < 0) {
1770 BIO_printf(bio_err, "unable to rename %s to %s\n", buf[2], buf[4]);
1771 perror("reason");
1772 rename(buf[3], buf[4]);
1773 rename(dbfile, buf[0]);
1774 rename(buf[1], dbfile);
1775 goto err;
1776 }
1777 return 1;
f85b68cd 1778 err:
0f113f3e
MC
1779 return 0;
1780}
f85b68cd
RL
1781
1782void free_index(CA_DB *db)
0f113f3e
MC
1783{
1784 if (db) {
895cba19 1785 TXT_DB_free(db->db);
0f113f3e
MC
1786 OPENSSL_free(db);
1787 }
1788}
6d5ffb59 1789
ff990440 1790int parse_yesno(const char *str, int def)
0f113f3e 1791{
0f113f3e
MC
1792 if (str) {
1793 switch (*str) {
1794 case 'f': /* false */
1795 case 'F': /* FALSE */
1796 case 'n': /* no */
1797 case 'N': /* NO */
1798 case '0': /* 0 */
1bb2daea 1799 return 0;
0f113f3e
MC
1800 case 't': /* true */
1801 case 'T': /* TRUE */
1802 case 'y': /* yes */
1803 case 'Y': /* YES */
1804 case '1': /* 1 */
1bb2daea 1805 return 1;
0f113f3e
MC
1806 }
1807 }
1bb2daea 1808 return def;
0f113f3e 1809}
03ddbdd9 1810
6d5ffb59 1811/*
db4c08f0 1812 * name is expected to be in the format /type0=value0/type1=value1/type2=...
6d5ffb59
RL
1813 * where characters may be escaped by \
1814 */
db4c08f0 1815X509_NAME *parse_name(const char *cp, long chtype, int canmulti)
0f113f3e 1816{
db4c08f0
RS
1817 int nextismulti = 0;
1818 char *work;
1819 X509_NAME *n;
0f113f3e 1820
db4c08f0
RS
1821 if (*cp++ != '/')
1822 return NULL;
1823
1824 n = X509_NAME_new();
1825 if (n == NULL)
1826 return NULL;
a3ed492f 1827 work = OPENSSL_strdup(cp);
db4c08f0
RS
1828 if (work == NULL)
1829 goto err;
1830
1831 while (*cp) {
1832 char *bp = work;
1833 char *typestr = bp;
1834 unsigned char *valstr;
1835 int nid;
1836 int ismulti = nextismulti;
1837 nextismulti = 0;
1838
1839 /* Collect the type */
1840 while (*cp && *cp != '=')
1841 *bp++ = *cp++;
1842 if (*cp == '\0') {
0f113f3e 1843 BIO_printf(bio_err,
db4c08f0
RS
1844 "%s: Hit end of string before finding the equals.\n",
1845 opt_getprog());
1846 goto err;
0f113f3e 1847 }
db4c08f0
RS
1848 *bp++ = '\0';
1849 ++cp;
1850
1851 /* Collect the value. */
1852 valstr = (unsigned char *)bp;
1853 for (; *cp && *cp != '/'; *bp++ = *cp++) {
1854 if (canmulti && *cp == '+') {
1855 nextismulti = 1;
0f113f3e 1856 break;
db4c08f0
RS
1857 }
1858 if (*cp == '\\' && *++cp == '\0') {
1859 BIO_printf(bio_err,
1860 "%s: escape character at end of string\n",
1861 opt_getprog());
1862 goto err;
1863 }
0f113f3e
MC
1864 }
1865 *bp++ = '\0';
0f113f3e 1866
db4c08f0
RS
1867 /* If not at EOS (must be + or /), move forward. */
1868 if (*cp)
1869 ++cp;
0f113f3e 1870
db4c08f0
RS
1871 /* Parse */
1872 nid = OBJ_txt2nid(typestr);
1873 if (nid == NID_undef) {
1874 BIO_printf(bio_err, "%s: Skipping unknown attribute \"%s\"\n",
1875 opt_getprog(), typestr);
0f113f3e
MC
1876 continue;
1877 }
db4c08f0
RS
1878 if (!X509_NAME_add_entry_by_NID(n, nid, chtype,
1879 valstr, strlen((char *)valstr),
1880 -1, ismulti ? -1 : 0))
1881 goto err;
0f113f3e
MC
1882 }
1883
a3ed492f 1884 OPENSSL_free(work);
0f113f3e
MC
1885 return n;
1886
db4c08f0 1887 err:
0f113f3e 1888 X509_NAME_free(n);
a3ed492f 1889 OPENSSL_free(work);
0f113f3e 1890 return NULL;
6d5ffb59
RL
1891}
1892
0f113f3e
MC
1893/*
1894 * Read whole contents of a BIO into an allocated memory buffer and return
1895 * it.
a9164153
DSH
1896 */
1897
1898int bio_to_mem(unsigned char **out, int maxlen, BIO *in)
0f113f3e
MC
1899{
1900 BIO *mem;
1901 int len, ret;
1902 unsigned char tbuf[1024];
1903 mem = BIO_new(BIO_s_mem());
96487cdd 1904 if (mem == NULL)
0f113f3e
MC
1905 return -1;
1906 for (;;) {
1907 if ((maxlen != -1) && maxlen < 1024)
1908 len = maxlen;
1909 else
1910 len = 1024;
1911 len = BIO_read(in, tbuf, len);
1912 if (len <= 0)
1913 break;
1914 if (BIO_write(mem, tbuf, len) != len) {
1915 BIO_free(mem);
1916 return -1;
1917 }
1918 maxlen -= len;
1919
1920 if (maxlen == 0)
1921 break;
1922 }
1923 ret = BIO_get_mem_data(mem, (char **)out);
1924 BIO_set_flags(mem, BIO_FLAGS_MEM_RDONLY);
1925 BIO_free(mem);
1926 return ret;
1927}
a9164153 1928
4a3dc3c0 1929int pkey_ctrl_string(EVP_PKEY_CTX *ctx, char *value)
0f113f3e
MC
1930{
1931 int rv;
1932 char *stmp, *vtmp = NULL;
7644a9ae 1933 stmp = OPENSSL_strdup(value);
0f113f3e
MC
1934 if (!stmp)
1935 return -1;
1936 vtmp = strchr(stmp, ':');
1937 if (vtmp) {
1938 *vtmp = 0;
1939 vtmp++;
1940 }
1941 rv = EVP_PKEY_CTX_ctrl_str(ctx, stmp, vtmp);
1942 OPENSSL_free(stmp);
1943 return rv;
1944}
a2318e86 1945
ecf3a1fb 1946static void nodes_print(const char *name, STACK_OF(X509_POLICY_NODE) *nodes)
0f113f3e
MC
1947{
1948 X509_POLICY_NODE *node;
1949 int i;
ecf3a1fb
RS
1950
1951 BIO_printf(bio_err, "%s Policies:", name);
0f113f3e 1952 if (nodes) {
ecf3a1fb 1953 BIO_puts(bio_err, "\n");
0f113f3e
MC
1954 for (i = 0; i < sk_X509_POLICY_NODE_num(nodes); i++) {
1955 node = sk_X509_POLICY_NODE_value(nodes, i);
ecf3a1fb 1956 X509_POLICY_NODE_print(bio_err, node, 2);
0f113f3e
MC
1957 }
1958 } else
ecf3a1fb 1959 BIO_puts(bio_err, " <empty>\n");
0f113f3e 1960}
c431798e 1961
ecf3a1fb 1962void policies_print(X509_STORE_CTX *ctx)
0f113f3e
MC
1963{
1964 X509_POLICY_TREE *tree;
1965 int explicit_policy;
0f113f3e
MC
1966 tree = X509_STORE_CTX_get0_policy_tree(ctx);
1967 explicit_policy = X509_STORE_CTX_get_explicit_policy(ctx);
1968
ecf3a1fb 1969 BIO_printf(bio_err, "Require explicit Policy: %s\n",
0f113f3e
MC
1970 explicit_policy ? "True" : "False");
1971
ecf3a1fb
RS
1972 nodes_print("Authority", X509_policy_tree_get0_policies(tree));
1973 nodes_print("User", X509_policy_tree_get0_user_policies(tree));
0f113f3e 1974}
ffa10187 1975
79bd20fd 1976#if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
ed551cdd 1977
6caa4edd 1978static JPAKE_CTX *jpake_init(const char *us, const char *them,
0f113f3e
MC
1979 const char *secret)
1980{
1981 BIGNUM *p = NULL;
1982 BIGNUM *g = NULL;
1983 BIGNUM *q = NULL;
1984 BIGNUM *bnsecret = BN_new();
1985 JPAKE_CTX *ctx;
1986
1987 /* Use a safe prime for p (that we found earlier) */
1988 BN_hex2bn(&p,
1989 "F9E5B365665EA7A05A9C534502780FEE6F1AB5BD4F49947FD036DBD7E905269AF46EF28B0FC07487EE4F5D20FB3C0AF8E700F3A2FA3414970CBED44FEDFF80CE78D800F184BB82435D137AADA2C6C16523247930A63B85661D1FC817A51ACD96168E95898A1F83A79FFB529368AA7833ABD1B0C3AEDDB14D2E1A2F71D99F763F");
1990 g = BN_new();
1991 BN_set_word(g, 2);
1992 q = BN_new();
1993 BN_rshift1(q, p);
1994
1995 BN_bin2bn((const unsigned char *)secret, strlen(secret), bnsecret);
1996
1997 ctx = JPAKE_CTX_new(us, them, p, g, q, bnsecret);
1998 BN_free(bnsecret);
1999 BN_free(q);
2000 BN_free(g);
2001 BN_free(p);
2002
2003 return ctx;
2004}
6caa4edd
BL
2005
2006static void jpake_send_part(BIO *conn, const JPAKE_STEP_PART *p)
0f113f3e
MC
2007{
2008 BN_print(conn, p->gx);
2009 BIO_puts(conn, "\n");
2010 BN_print(conn, p->zkpx.gr);
2011 BIO_puts(conn, "\n");
2012 BN_print(conn, p->zkpx.b);
2013 BIO_puts(conn, "\n");
2014}
6caa4edd
BL
2015
2016static void jpake_send_step1(BIO *bconn, JPAKE_CTX *ctx)
0f113f3e
MC
2017{
2018 JPAKE_STEP1 s1;
2019
2020 JPAKE_STEP1_init(&s1);
2021 JPAKE_STEP1_generate(&s1, ctx);
2022 jpake_send_part(bconn, &s1.p1);
2023 jpake_send_part(bconn, &s1.p2);
2024 (void)BIO_flush(bconn);
2025 JPAKE_STEP1_release(&s1);
2026}
6caa4edd
BL
2027
2028static void jpake_send_step2(BIO *bconn, JPAKE_CTX *ctx)
0f113f3e
MC
2029{
2030 JPAKE_STEP2 s2;
6caa4edd 2031
0f113f3e
MC
2032 JPAKE_STEP2_init(&s2);
2033 JPAKE_STEP2_generate(&s2, ctx);
2034 jpake_send_part(bconn, &s2);
2035 (void)BIO_flush(bconn);
2036 JPAKE_STEP2_release(&s2);
2037}
6caa4edd
BL
2038
2039static void jpake_send_step3a(BIO *bconn, JPAKE_CTX *ctx)
0f113f3e
MC
2040{
2041 JPAKE_STEP3A s3a;
6caa4edd 2042
0f113f3e
MC
2043 JPAKE_STEP3A_init(&s3a);
2044 JPAKE_STEP3A_generate(&s3a, ctx);
2045 BIO_write(bconn, s3a.hhk, sizeof s3a.hhk);
2046 (void)BIO_flush(bconn);
2047 JPAKE_STEP3A_release(&s3a);
2048}
6caa4edd
BL
2049
2050static void jpake_send_step3b(BIO *bconn, JPAKE_CTX *ctx)
0f113f3e
MC
2051{
2052 JPAKE_STEP3B s3b;
6caa4edd 2053
0f113f3e
MC
2054 JPAKE_STEP3B_init(&s3b);
2055 JPAKE_STEP3B_generate(&s3b, ctx);
2056 BIO_write(bconn, s3b.hk, sizeof s3b.hk);
2057 (void)BIO_flush(bconn);
2058 JPAKE_STEP3B_release(&s3b);
2059}
6caa4edd
BL
2060
2061static void readbn(BIGNUM **bn, BIO *bconn)
0f113f3e
MC
2062{
2063 char buf[10240];
2064 int l;
2065
2066 l = BIO_gets(bconn, buf, sizeof buf);
2067 assert(l > 0);
2068 assert(buf[l - 1] == '\n');
2069 buf[l - 1] = '\0';
2070 BN_hex2bn(bn, buf);
2071}
6caa4edd
BL
2072
2073static void jpake_receive_part(JPAKE_STEP_PART *p, BIO *bconn)
0f113f3e
MC
2074{
2075 readbn(&p->gx, bconn);
2076 readbn(&p->zkpx.gr, bconn);
2077 readbn(&p->zkpx.b, bconn);
2078}
6caa4edd
BL
2079
2080static void jpake_receive_step1(JPAKE_CTX *ctx, BIO *bconn)
0f113f3e
MC
2081{
2082 JPAKE_STEP1 s1;
2083
2084 JPAKE_STEP1_init(&s1);
2085 jpake_receive_part(&s1.p1, bconn);
2086 jpake_receive_part(&s1.p2, bconn);
2087 if (!JPAKE_STEP1_process(ctx, &s1)) {
2088 ERR_print_errors(bio_err);
2089 exit(1);
2090 }
2091 JPAKE_STEP1_release(&s1);
2092}
6caa4edd
BL
2093
2094static void jpake_receive_step2(JPAKE_CTX *ctx, BIO *bconn)
0f113f3e
MC
2095{
2096 JPAKE_STEP2 s2;
2097
2098 JPAKE_STEP2_init(&s2);
2099 jpake_receive_part(&s2, bconn);
2100 if (!JPAKE_STEP2_process(ctx, &s2)) {
2101 ERR_print_errors(bio_err);
2102 exit(1);
2103 }
2104 JPAKE_STEP2_release(&s2);
2105}
6caa4edd
BL
2106
2107static void jpake_receive_step3a(JPAKE_CTX *ctx, BIO *bconn)
0f113f3e
MC
2108{
2109 JPAKE_STEP3A s3a;
2110 int l;
2111
2112 JPAKE_STEP3A_init(&s3a);
2113 l = BIO_read(bconn, s3a.hhk, sizeof s3a.hhk);
2114 assert(l == sizeof s3a.hhk);
2115 if (!JPAKE_STEP3A_process(ctx, &s3a)) {
2116 ERR_print_errors(bio_err);
2117 exit(1);
2118 }
2119 JPAKE_STEP3A_release(&s3a);
2120}
6caa4edd
BL
2121
2122static void jpake_receive_step3b(JPAKE_CTX *ctx, BIO *bconn)
0f113f3e
MC
2123{
2124 JPAKE_STEP3B s3b;
2125 int l;
2126
2127 JPAKE_STEP3B_init(&s3b);
2128 l = BIO_read(bconn, s3b.hk, sizeof s3b.hk);
2129 assert(l == sizeof s3b.hk);
2130 if (!JPAKE_STEP3B_process(ctx, &s3b)) {
2131 ERR_print_errors(bio_err);
2132 exit(1);
2133 }
2134 JPAKE_STEP3B_release(&s3b);
2135}
6caa4edd
BL
2136
2137void jpake_client_auth(BIO *out, BIO *conn, const char *secret)
0f113f3e
MC
2138{
2139 JPAKE_CTX *ctx;
2140 BIO *bconn;
6caa4edd 2141
0f113f3e 2142 BIO_puts(out, "Authenticating with JPAKE\n");
6caa4edd 2143
0f113f3e 2144 ctx = jpake_init("client", "server", secret);
6caa4edd 2145
0f113f3e
MC
2146 bconn = BIO_new(BIO_f_buffer());
2147 BIO_push(bconn, conn);
6caa4edd 2148
0f113f3e
MC
2149 jpake_send_step1(bconn, ctx);
2150 jpake_receive_step1(ctx, bconn);
2151 jpake_send_step2(bconn, ctx);
2152 jpake_receive_step2(ctx, bconn);
2153 jpake_send_step3a(bconn, ctx);
2154 jpake_receive_step3b(ctx, bconn);
6caa4edd 2155
0f113f3e 2156 BIO_puts(out, "JPAKE authentication succeeded, setting PSK\n");
f3b7bdad 2157
b548a1f1 2158 OPENSSL_free(psk_key);
0f113f3e 2159 psk_key = BN_bn2hex(JPAKE_get_shared_key(ctx));
6caa4edd 2160
0f113f3e
MC
2161 BIO_pop(bconn);
2162 BIO_free(bconn);
f3b7bdad 2163
0f113f3e
MC
2164 JPAKE_CTX_free(ctx);
2165}
6caa4edd
BL
2166
2167void jpake_server_auth(BIO *out, BIO *conn, const char *secret)
0f113f3e
MC
2168{
2169 JPAKE_CTX *ctx;
2170 BIO *bconn;
6caa4edd 2171
0f113f3e 2172 BIO_puts(out, "Authenticating with JPAKE\n");
6caa4edd 2173
0f113f3e 2174 ctx = jpake_init("server", "client", secret);
6caa4edd 2175
0f113f3e
MC
2176 bconn = BIO_new(BIO_f_buffer());
2177 BIO_push(bconn, conn);
6caa4edd 2178
0f113f3e
MC
2179 jpake_receive_step1(ctx, bconn);
2180 jpake_send_step1(bconn, ctx);
2181 jpake_receive_step2(ctx, bconn);
2182 jpake_send_step2(bconn, ctx);
2183 jpake_receive_step3a(ctx, bconn);
2184 jpake_send_step3b(bconn, ctx);
6caa4edd 2185
0f113f3e 2186 BIO_puts(out, "JPAKE authentication succeeded, setting PSK\n");
f3b7bdad 2187
b548a1f1 2188 OPENSSL_free(psk_key);
0f113f3e 2189 psk_key = BN_bn2hex(JPAKE_get_shared_key(ctx));
6caa4edd 2190
0f113f3e
MC
2191 BIO_pop(bconn);
2192 BIO_free(bconn);
f3b7bdad 2193
0f113f3e
MC
2194 JPAKE_CTX_free(ctx);
2195}
6caa4edd 2196
ed551cdd
DSH
2197#endif
2198
3a83462d
MC
2199/*-
2200 * next_protos_parse parses a comma separated list of strings into a string
71fa4513
BL
2201 * in a format suitable for passing to SSL_CTX_set_next_protos_advertised.
2202 * outlen: (output) set to the length of the resulting buffer on success.
2203 * err: (maybe NULL) on failure, an error message line is written to this BIO.
2204 * in: a NUL termianted string like "abc,def,ghi"
2205 *
2206 * returns: a malloced buffer or NULL on failure.
2207 */
2208unsigned char *next_protos_parse(unsigned short *outlen, const char *in)
0f113f3e
MC
2209{
2210 size_t len;
2211 unsigned char *out;
2212 size_t i, start = 0;
2213
2214 len = strlen(in);
2215 if (len >= 65535)
2216 return NULL;
2217
68dc6824 2218 out = app_malloc(strlen(in) + 1, "NPN buffer");
0f113f3e
MC
2219 for (i = 0; i <= len; ++i) {
2220 if (i == len || in[i] == ',') {
2221 if (i - start > 255) {
2222 OPENSSL_free(out);
2223 return NULL;
2224 }
2225 out[start] = i - start;
2226 start = i + 1;
2227 } else
2228 out[i + 1] = in[i];
2229 }
2230
2231 *outlen = len + 1;
2232 return out;
2233}
71fa4513 2234
a70da5b3 2235void print_cert_checks(BIO *bio, X509 *x,
0f113f3e
MC
2236 const char *checkhost,
2237 const char *checkemail, const char *checkip)
2238{
2239 if (x == NULL)
2240 return;
2241 if (checkhost) {
2242 BIO_printf(bio, "Hostname %s does%s match certificate\n",
7e1b7485
RS
2243 checkhost,
2244 X509_check_host(x, checkhost, 0, 0, NULL) == 1
2245 ? "" : " NOT");
0f113f3e
MC
2246 }
2247
2248 if (checkemail) {
2249 BIO_printf(bio, "Email %s does%s match certificate\n",
7e1b7485
RS
2250 checkemail, X509_check_email(x, checkemail, 0, 0)
2251 ? "" : " NOT");
0f113f3e
MC
2252 }
2253
2254 if (checkip) {
2255 BIO_printf(bio, "IP %s does%s match certificate\n",
2256 checkip, X509_check_ip_asc(x, checkip, 0) ? "" : " NOT");
2257 }
2258}
a70da5b3 2259
0090a686
DSH
2260/* Get first http URL from a DIST_POINT structure */
2261
2262static const char *get_dp_url(DIST_POINT *dp)
0f113f3e
MC
2263{
2264 GENERAL_NAMES *gens;
2265 GENERAL_NAME *gen;
2266 int i, gtype;
2267 ASN1_STRING *uri;
2268 if (!dp->distpoint || dp->distpoint->type != 0)
2269 return NULL;
2270 gens = dp->distpoint->name.fullname;
2271 for (i = 0; i < sk_GENERAL_NAME_num(gens); i++) {
2272 gen = sk_GENERAL_NAME_value(gens, i);
2273 uri = GENERAL_NAME_get0_value(gen, &gtype);
2274 if (gtype == GEN_URI && ASN1_STRING_length(uri) > 6) {
2275 char *uptr = (char *)ASN1_STRING_data(uri);
86885c28 2276 if (strncmp(uptr, "http://", 7) == 0)
0f113f3e
MC
2277 return uptr;
2278 }
2279 }
2280 return NULL;
2281}
2282
2283/*
2284 * Look through a CRLDP structure and attempt to find an http URL to
2285 * downloads a CRL from.
0090a686
DSH
2286 */
2287
2288static X509_CRL *load_crl_crldp(STACK_OF(DIST_POINT) *crldp)
0f113f3e
MC
2289{
2290 int i;
2291 const char *urlptr = NULL;
2292 for (i = 0; i < sk_DIST_POINT_num(crldp); i++) {
2293 DIST_POINT *dp = sk_DIST_POINT_value(crldp, i);
2294 urlptr = get_dp_url(dp);
2295 if (urlptr)
2296 return load_crl(urlptr, FORMAT_HTTP);
2297 }
2298 return NULL;
2299}
2300
2301/*
2302 * Example of downloading CRLs from CRLDP: not usable for real world as it
2303 * always downloads, doesn't support non-blocking I/O and doesn't cache
2304 * anything.
0090a686
DSH
2305 */
2306
2307static STACK_OF(X509_CRL) *crls_http_cb(X509_STORE_CTX *ctx, X509_NAME *nm)
0f113f3e
MC
2308{
2309 X509 *x;
2310 STACK_OF(X509_CRL) *crls = NULL;
2311 X509_CRL *crl;
2312 STACK_OF(DIST_POINT) *crldp;
7e1b7485
RS
2313
2314 crls = sk_X509_CRL_new_null();
2315 if (!crls)
2316 return NULL;
0f113f3e
MC
2317 x = X509_STORE_CTX_get_current_cert(ctx);
2318 crldp = X509_get_ext_d2i(x, NID_crl_distribution_points, NULL, NULL);
2319 crl = load_crl_crldp(crldp);
2320 sk_DIST_POINT_pop_free(crldp, DIST_POINT_free);
2321 if (!crl)
2322 return NULL;
0f113f3e
MC
2323 sk_X509_CRL_push(crls, crl);
2324 /* Try to download delta CRL */
2325 crldp = X509_get_ext_d2i(x, NID_freshest_crl, NULL, NULL);
2326 crl = load_crl_crldp(crldp);
2327 sk_DIST_POINT_pop_free(crldp, DIST_POINT_free);
2328 if (crl)
2329 sk_X509_CRL_push(crls, crl);
2330 return crls;
2331}
0090a686
DSH
2332
2333void store_setup_crl_download(X509_STORE *st)
0f113f3e
MC
2334{
2335 X509_STORE_set_lookup_crls_cb(st, crls_http_cb);
2336}
0090a686 2337
0a39d8f2
AP
2338/*
2339 * Platform-specific sections
2340 */
ffa10187 2341#if defined(_WIN32)
a1ad253f
AP
2342# ifdef fileno
2343# undef fileno
2344# define fileno(a) (int)_fileno(a)
2345# endif
2346
2347# include <windows.h>
2348# include <tchar.h>
2349
2350static int WIN32_rename(const char *from, const char *to)
0f113f3e
MC
2351{
2352 TCHAR *tfrom = NULL, *tto;
2353 DWORD err;
2354 int ret = 0;
2355
2356 if (sizeof(TCHAR) == 1) {
2357 tfrom = (TCHAR *)from;
2358 tto = (TCHAR *)to;
2359 } else { /* UNICODE path */
2360
2361 size_t i, flen = strlen(from) + 1, tlen = strlen(to) + 1;
b1ad95e3 2362 tfrom = malloc(sizeof(*tfrom) * (flen + tlen));
0f113f3e
MC
2363 if (tfrom == NULL)
2364 goto err;
2365 tto = tfrom + flen;
2366# if !defined(_WIN32_WCE) || _WIN32_WCE>=101
2367 if (!MultiByteToWideChar(CP_ACP, 0, from, flen, (WCHAR *)tfrom, flen))
2368# endif
2369 for (i = 0; i < flen; i++)
2370 tfrom[i] = (TCHAR)from[i];
2371# if !defined(_WIN32_WCE) || _WIN32_WCE>=101
2372 if (!MultiByteToWideChar(CP_ACP, 0, to, tlen, (WCHAR *)tto, tlen))
2373# endif
2374 for (i = 0; i < tlen; i++)
2375 tto[i] = (TCHAR)to[i];
2376 }
2377
2378 if (MoveFile(tfrom, tto))
2379 goto ok;
2380 err = GetLastError();
2381 if (err == ERROR_ALREADY_EXISTS || err == ERROR_FILE_EXISTS) {
2382 if (DeleteFile(tto) && MoveFile(tfrom, tto))
2383 goto ok;
2384 err = GetLastError();
2385 }
2386 if (err == ERROR_FILE_NOT_FOUND || err == ERROR_PATH_NOT_FOUND)
2387 errno = ENOENT;
2388 else if (err == ERROR_ACCESS_DENIED)
2389 errno = EACCES;
2390 else
2391 errno = EINVAL; /* we could map more codes... */
2392 err:
2393 ret = -1;
2394 ok:
2395 if (tfrom != NULL && tfrom != (TCHAR *)from)
2396 free(tfrom);
2397 return ret;
2398}
0a39d8f2
AP
2399#endif
2400
2401/* app_tminterval section */
2402#if defined(_WIN32)
0f113f3e
MC
2403double app_tminterval(int stop, int usertime)
2404{
2405 FILETIME now;
2406 double ret = 0;
2407 static ULARGE_INTEGER tmstart;
2408 static int warning = 1;
2409# ifdef _WIN32_WINNT
2410 static HANDLE proc = NULL;
2411
2412 if (proc == NULL) {
2413 if (check_winnt())
2414 proc = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE,
2415 GetCurrentProcessId());
2416 if (proc == NULL)
2417 proc = (HANDLE) - 1;
2418 }
2419
2420 if (usertime && proc != (HANDLE) - 1) {
2421 FILETIME junk;
2422 GetProcessTimes(proc, &junk, &junk, &junk, &now);
2423 } else
2424# endif
2425 {
2426 SYSTEMTIME systime;
9135fddb 2427
0f113f3e
MC
2428 if (usertime && warning) {
2429 BIO_printf(bio_err, "To get meaningful results, run "
2430 "this program on idle system.\n");
2431 warning = 0;
2432 }
2433 GetSystemTime(&systime);
2434 SystemTimeToFileTime(&systime, &now);
2435 }
9135fddb 2436
0f113f3e
MC
2437 if (stop == TM_START) {
2438 tmstart.u.LowPart = now.dwLowDateTime;
2439 tmstart.u.HighPart = now.dwHighDateTime;
2440 } else {
2441 ULARGE_INTEGER tmstop;
9135fddb 2442
0f113f3e
MC
2443 tmstop.u.LowPart = now.dwLowDateTime;
2444 tmstop.u.HighPart = now.dwHighDateTime;
9135fddb 2445
0f113f3e
MC
2446 ret = (__int64)(tmstop.QuadPart - tmstart.QuadPart) * 1e-7;
2447 }
9135fddb 2448
0f113f3e
MC
2449 return (ret);
2450}
0f113f3e
MC
2451#elif defined(OPENSSL_SYS_NETWARE)
2452# include <time.h>
a950f287 2453
0f113f3e
MC
2454double app_tminterval(int stop, int usertime)
2455{
0f113f3e
MC
2456 static clock_t tmstart;
2457 static int warning = 1;
7e1b7485 2458 double ret = 0;
0f113f3e
MC
2459
2460 if (usertime && warning) {
2461 BIO_printf(bio_err, "To get meaningful results, run "
2462 "this program on idle system.\n");
2463 warning = 0;
2464 }
2465
2466 if (stop == TM_START)
2467 tmstart = clock();
2468 else
2469 ret = (clock() - tmstart) / (double)CLOCKS_PER_SEC;
2470
2471 return (ret);
2472}
0a39d8f2 2473
7e1b7485 2474
0f113f3e
MC
2475#elif defined(OPENSSL_SYSTEM_VXWORKS)
2476# include <time.h>
0a39d8f2 2477
0f113f3e
MC
2478double app_tminterval(int stop, int usertime)
2479{
2480 double ret = 0;
2481# ifdef CLOCK_REALTIME
2482 static struct timespec tmstart;
2483 struct timespec now;
2484# else
2485 static unsigned long tmstart;
2486 unsigned long now;
2487# endif
2488 static int warning = 1;
2489
2490 if (usertime && warning) {
2491 BIO_printf(bio_err, "To get meaningful results, run "
2492 "this program on idle system.\n");
2493 warning = 0;
2494 }
2495# ifdef CLOCK_REALTIME
2496 clock_gettime(CLOCK_REALTIME, &now);
2497 if (stop == TM_START)
2498 tmstart = now;
2499 else
2500 ret = ((now.tv_sec + now.tv_nsec * 1e-9)
2501 - (tmstart.tv_sec + tmstart.tv_nsec * 1e-9));
2502# else
2503 now = tickGet();
2504 if (stop == TM_START)
2505 tmstart = now;
2506 else
2507 ret = (now - tmstart) / (double)sysClkRateGet();
2508# endif
2509 return (ret);
2510}
0a39d8f2 2511
0f113f3e
MC
2512#elif defined(OPENSSL_SYSTEM_VMS)
2513# include <time.h>
2514# include <times.h>
0a39d8f2 2515
0f113f3e
MC
2516double app_tminterval(int stop, int usertime)
2517{
2518 static clock_t tmstart;
2519 double ret = 0;
2520 clock_t now;
2521# ifdef __TMS
2522 struct tms rus;
2523
2524 now = times(&rus);
2525 if (usertime)
2526 now = rus.tms_utime;
2527# else
2528 if (usertime)
2529 now = clock(); /* sum of user and kernel times */
2530 else {
2531 struct timeval tv;
2532 gettimeofday(&tv, NULL);
2533 now = (clock_t)((unsigned long long)tv.tv_sec * CLK_TCK +
2534 (unsigned long long)tv.tv_usec * (1000000 / CLK_TCK)
2535 );
2536 }
2537# endif
2538 if (stop == TM_START)
2539 tmstart = now;
2540 else
2541 ret = (now - tmstart) / (double)(CLK_TCK);
0a39d8f2 2542
0f113f3e
MC
2543 return (ret);
2544}
0a39d8f2 2545
0f113f3e
MC
2546#elif defined(_SC_CLK_TCK) /* by means of unistd.h */
2547# include <sys/times.h>
0a39d8f2 2548
0f113f3e
MC
2549double app_tminterval(int stop, int usertime)
2550{
2551 double ret = 0;
2552 struct tms rus;
2553 clock_t now = times(&rus);
2554 static clock_t tmstart;
2555
2556 if (usertime)
2557 now = rus.tms_utime;
2558
2559 if (stop == TM_START)
2560 tmstart = now;
2561 else {
2562 long int tck = sysconf(_SC_CLK_TCK);
2563 ret = (now - tmstart) / (double)tck;
2564 }
2565
2566 return (ret);
2567}
0a39d8f2 2568
0f113f3e
MC
2569#else
2570# include <sys/time.h>
2571# include <sys/resource.h>
0a39d8f2 2572
0f113f3e
MC
2573double app_tminterval(int stop, int usertime)
2574{
2575 double ret = 0;
2576 struct rusage rus;
2577 struct timeval now;
2578 static struct timeval tmstart;
2579
2580 if (usertime)
2581 getrusage(RUSAGE_SELF, &rus), now = rus.ru_utime;
2582 else
2583 gettimeofday(&now, NULL);
2584
2585 if (stop == TM_START)
2586 tmstart = now;
2587 else
2588 ret = ((now.tv_sec + now.tv_usec * 1e-6)
2589 - (tmstart.tv_sec + tmstart.tv_usec * 1e-6));
2590
2591 return ret;
2592}
0a39d8f2 2593#endif
a1ad253f 2594
7e1b7485
RS
2595int app_access(const char* name, int flag)
2596{
2597#ifdef _WIN32
2598 return _access(name, flag);
2599#else
2600 return access(name, flag);
2601#endif
2602}
2603
2fa45e6e
RS
2604int app_hex(char c)
2605{
2606 switch (c) {
2607 default:
2608 case '0':
2609 return 0;
2610 case '1':
2611 return 1;
2612 case '2':
2613 return 2;
2614 case '3':
2615 return 3;
2616 case '4':
2617 return 4;
2618 case '5':
2619 return 5;
2620 case '6':
2621 return 6;
2622 case '7':
2623 return 7;
2624 case '8':
2625 return 8;
2626 case '9':
2627 return 9;
2628 case 'a': case 'A':
2629 return 0x0A;
2630 case 'b': case 'B':
2631 return 0x0B;
2632 case 'c': case 'C':
2633 return 0x0C;
2634 case 'd': case 'D':
2635 return 0x0D;
2636 case 'e': case 'E':
2637 return 0x0E;
2638 case 'f': case 'F':
2639 return 0x0F;
2640 }
2641}
2642
0a39d8f2
AP
2643/* app_isdir section */
2644#ifdef _WIN32
ffa10187 2645int app_isdir(const char *name)
0f113f3e
MC
2646{
2647 HANDLE hList;
2648 WIN32_FIND_DATA FileData;
2649# if defined(UNICODE) || defined(_UNICODE)
2650 size_t i, len_0 = strlen(name) + 1;
2651
bdcb1a2c 2652 if (len_0 > OSSL_NELEM(FileData.cFileName))
0f113f3e
MC
2653 return -1;
2654
2655# if !defined(_WIN32_WCE) || _WIN32_WCE>=101
2656 if (!MultiByteToWideChar
2657 (CP_ACP, 0, name, len_0, FileData.cFileName, len_0))
2658# endif
2659 for (i = 0; i < len_0; i++)
2660 FileData.cFileName[i] = (WCHAR)name[i];
2661
2662 hList = FindFirstFile(FileData.cFileName, &FileData);
2663# else
2664 hList = FindFirstFile(name, &FileData);
2665# endif
2666 if (hList == INVALID_HANDLE_VALUE)
2667 return -1;
2668 FindClose(hList);
2669 return ((FileData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) != 0);
2670}
ffa10187 2671#else
0f113f3e
MC
2672# include <sys/stat.h>
2673# ifndef S_ISDIR
2674# if defined(_S_IFMT) && defined(_S_IFDIR)
2675# define S_ISDIR(a) (((a) & _S_IFMT) == _S_IFDIR)
2676# else
2677# define S_ISDIR(a) (((a) & S_IFMT) == S_IFDIR)
2678# endif
2679# endif
ffa10187
AP
2680
2681int app_isdir(const char *name)
0f113f3e
MC
2682{
2683# if defined(S_ISDIR)
2684 struct stat st;
2685
2686 if (stat(name, &st) == 0)
2687 return S_ISDIR(st.st_mode);
2688 else
2689 return -1;
2690# else
2691 return -1;
2692# endif
2693}
ffa10187
AP
2694#endif
2695
0a39d8f2 2696/* raw_read|write section */
ffa10187 2697#if defined(_WIN32) && defined(STD_INPUT_HANDLE)
0f113f3e
MC
2698int raw_read_stdin(void *buf, int siz)
2699{
2700 DWORD n;
2701 if (ReadFile(GetStdHandle(STD_INPUT_HANDLE), buf, siz, &n, NULL))
2702 return (n);
2703 else
2704 return (-1);
2705}
ffa10187 2706#else
0f113f3e
MC
2707int raw_read_stdin(void *buf, int siz)
2708{
2709 return read(fileno(stdin), buf, siz);
2710}
ffa10187
AP
2711#endif
2712
2713#if defined(_WIN32) && defined(STD_OUTPUT_HANDLE)
0f113f3e
MC
2714int raw_write_stdout(const void *buf, int siz)
2715{
2716 DWORD n;
2717 if (WriteFile(GetStdHandle(STD_OUTPUT_HANDLE), buf, siz, &n, NULL))
2718 return (n);
2719 else
2720 return (-1);
2721}
ffa10187 2722#else
0f113f3e
MC
2723int raw_write_stdout(const void *buf, int siz)
2724{
2725 return write(fileno(stdout), buf, siz);
2726}
ffa10187 2727#endif
a412b891
RL
2728
2729/*
2730 * Centralized handling if input and output files with format specification
2731 * The format is meant to show what the input and output is supposed to be,
2732 * and is therefore a show of intent more than anything else. However, it
2733 * does impact behavior on some platform, such as differentiating between
2734 * text and binary input/output on non-Unix platforms
2735 */
496f4f9d 2736static int istext(int format)
a412b891 2737{
a60994df 2738 return (format & B_FORMAT_TEXT) == B_FORMAT_TEXT;
a412b891
RL
2739}
2740
a60994df 2741BIO *dup_bio_in(int format)
a412b891 2742{
a60994df
RL
2743 return BIO_new_fp(stdin,
2744 BIO_NOCLOSE | (istext(format) ? BIO_FP_TEXT : 0));
2745}
2746
2747BIO *dup_bio_out(int format)
2748{
2749 BIO *b = BIO_new_fp(stdout,
2750 BIO_NOCLOSE | (istext(format) ? BIO_FP_TEXT : 0));
a412b891 2751#ifdef OPENSSL_SYS_VMS
a60994df
RL
2752 if (istext(format))
2753 b = BIO_push(BIO_new(BIO_f_linebuffer()), b);
a412b891
RL
2754#endif
2755 return b;
2756}
2757
2758void unbuffer(FILE *fp)
2759{
2760 setbuf(fp, NULL);
2761}
2762
2763static const char *modestr(char mode, int format)
2764{
2765 OPENSSL_assert(mode == 'a' || mode == 'r' || mode == 'w');
2766
2767 switch (mode) {
2768 case 'a':
a60994df 2769 return istext(format) ? "a" : "ab";
a412b891 2770 case 'r':
a60994df 2771 return istext(format) ? "r" : "rb";
a412b891 2772 case 'w':
a60994df 2773 return istext(format) ? "w" : "wb";
a412b891
RL
2774 }
2775 /* The assert above should make sure we never reach this point */
2776 return NULL;
2777}
2778
2779static const char *modeverb(char mode)
2780{
2781 switch (mode) {
2782 case 'a':
2783 return "appending";
2784 case 'r':
2785 return "reading";
2786 case 'w':
2787 return "writing";
2788 }
2789 return "(doing something)";
2790}
2791
2792/*
2793 * Open a file for writing, owner-read-only.
2794 */
2795BIO *bio_open_owner(const char *filename, int format, int private)
2796{
2797 FILE *fp = NULL;
2798 BIO *b = NULL;
2799 int fd = -1, bflags, mode, binmode;
2800
2801 if (!private || filename == NULL || strcmp(filename, "-") == 0)
2802 return bio_open_default(filename, 'w', format);
2803
2804 mode = O_WRONLY;
2805#ifdef O_CREAT
2806 mode |= O_CREAT;
2807#endif
2808#ifdef O_TRUNC
2809 mode |= O_TRUNC;
2810#endif
a60994df 2811 binmode = istext(format);
a412b891
RL
2812 if (binmode) {
2813#ifdef O_BINARY
2814 mode |= O_BINARY;
2815#elif defined(_O_BINARY)
2816 mode |= _O_BINARY;
2817#endif
2818 }
2819
2820 fd = open(filename, mode, 0600);
2821 if (fd < 0)
2822 goto err;
2823 fp = fdopen(fd, modestr('w', format));
2824 if (fp == NULL)
2825 goto err;
2826 bflags = BIO_CLOSE;
2827 if (!binmode)
2828 bflags |= BIO_FP_TEXT;
2829 b = BIO_new_fp(fp, bflags);
2830 if (b)
2831 return b;
2832
2833 err:
2834 BIO_printf(bio_err, "%s: Can't open \"%s\" for writing, %s\n",
2835 opt_getprog(), filename, strerror(errno));
2836 ERR_print_errors(bio_err);
2837 /* If we have fp, then fdopen took over fd, so don't close both. */
2838 if (fp)
2839 fclose(fp);
2840 else if (fd >= 0)
2841 close(fd);
2842 return NULL;
2843}
2844
2845static BIO *bio_open_default_(const char *filename, char mode, int format,
2846 int quiet)
2847{
2848 BIO *ret;
2849
2850 if (filename == NULL || strcmp(filename, "-") == 0) {
a60994df 2851 ret = mode == 'r' ? dup_bio_in(format) : dup_bio_out(format);
a412b891
RL
2852 if (quiet) {
2853 ERR_clear_error();
2854 return ret;
2855 }
2856 if (ret != NULL)
2857 return ret;
2858 BIO_printf(bio_err,
2859 "Can't open %s, %s\n",
2860 mode == 'r' ? "stdin" : "stdout", strerror(errno));
2861 } else {
2862 ret = BIO_new_file(filename, modestr(mode, format));
2863 if (quiet) {
2864 ERR_clear_error();
2865 return ret;
2866 }
2867 if (ret != NULL)
2868 return ret;
2869 BIO_printf(bio_err,
2870 "Can't open %s for %s, %s\n",
2871 filename, modeverb(mode), strerror(errno));
2872 }
2873 ERR_print_errors(bio_err);
2874 return NULL;
2875}
2876
2877BIO *bio_open_default(const char *filename, char mode, int format)
2878{
2879 return bio_open_default_(filename, mode, format, 0);
2880}
2881
2882BIO *bio_open_default_quiet(const char *filename, char mode, int format)
2883{
2884 return bio_open_default_(filename, mode, format, 1);
2885}
2886
e1b9840e
MC
2887void wait_for_async(SSL *s)
2888{
2889 int width, fd;
2890 fd_set asyncfds;
2891
2892 fd = SSL_get_async_wait_fd(s);
2893 if (fd < 0)
2894 return;
2895
2896 width = fd + 1;
2897 FD_ZERO(&asyncfds);
2898 openssl_fdset(fd, &asyncfds);
2899 select(width, (void *)&asyncfds, NULL, NULL, NULL);
2900}