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Calculate sequence length properly.
[thirdparty/openssl.git] / apps / apps.c
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d02b48c6 1/* apps/apps.c */
58964a49 2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
d02b48c6
RE		 3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
10621efd 8 *
d02b48c6
RE		 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).
10621efd 15 *
d02b48c6
RE		 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.
10621efd 22 *
d02b48c6
RE		 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 :-).
10621efd 37 * 4. If you include any Windows specific code (or a derivative thereof) from
d02b48c6
RE		 38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
10621efd 40 *
d02b48c6
RE		 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.
10621efd 52 *
d02b48c6
RE		 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 */
a661b653
BM		 58/* ====================================================================
59 * Copyright (c) 1998-2001 The OpenSSL Project. All rights reserved.
60 *
61 * Redistribution and use in source and binary forms, with or without
62 * modification, are permitted provided that the following conditions
63 * are met:
64 *
65 * 1. Redistributions of source code must retain the above copyright
10621efd 66 * notice, this list of conditions and the following disclaimer.
a661b653
BM		 67 *
68 * 2. Redistributions in binary form must reproduce the above copyright
69 * notice, this list of conditions and the following disclaimer in
70 * the documentation and/or other materials provided with the
71 * distribution.
72 *
73 * 3. All advertising materials mentioning features or use of this
74 * software must display the following acknowledgment:
75 * "This product includes software developed by the OpenSSL Project
76 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
77 *
78 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
79 * endorse or promote products derived from this software without
80 * prior written permission. For written permission, please contact
81 * openssl-core@openssl.org.
82 *
83 * 5. Products derived from this software may not be called "OpenSSL"
84 * nor may "OpenSSL" appear in their names without prior written
85 * permission of the OpenSSL Project.
86 *
87 * 6. Redistributions of any form whatsoever must retain the following
88 * acknowledgment:
89 * "This product includes software developed by the OpenSSL Project
90 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
91 *
92 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
93 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
94 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
95 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
96 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
97 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
98 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
99 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
100 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
101 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
102 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
103 * OF THE POSSIBILITY OF SUCH DAMAGE.
104 * ====================================================================
105 *
106 * This product includes cryptographic software written by Eric Young
107 * (eay@cryptsoft.com). This product includes software written by Tim
108 * Hudson (tjh@cryptsoft.com).
109 *
110 */
d02b48c6 111
c714e43c 112#if !defined(_POSIX_C_SOURCE) && defined(OPENSSL_SYS_VMS)
10621efd
MC		 113/*
114 * On VMS, you need to define this to get the declaration of fileno(). The
115 * value 2 is to make sure no function defined in POSIX-2 is left undefined.
0f6c9658 116 */
10621efd 117# define _POSIX_C_SOURCE 2
756d2074 118#endif
d02b48c6
RE		 119#include <stdio.h>
120#include <stdlib.h>
121#include <string.h>
122#include <sys/types.h>
d652a095 123#include <ctype.h>
a1ad253f 124#include <errno.h>
6caa4edd 125#include <assert.h>
90ae4673
RL		 126#include <openssl/err.h>
127#include <openssl/x509.h>
535d79da 128#include <openssl/x509v3.h>
90ae4673
RL		 129#include <openssl/pem.h>
130#include <openssl/pkcs12.h>
2fe5adc3 131#include <openssl/ui.h>
90ae4673 132#include <openssl/safestack.h>
0b13e9f0 133#ifndef OPENSSL_NO_ENGINE
10621efd 134# include <openssl/engine.h>
0b13e9f0 135#endif
3eeaab4b 136#ifndef OPENSSL_NO_RSA
10621efd 137# include <openssl/rsa.h>
3eeaab4b 138#endif
f0eae953 139#include <openssl/bn.h>
79bd20fd 140#ifndef OPENSSL_NO_JPAKE
10621efd 141# include <openssl/jpake.h>
ed551cdd 142#endif
d02b48c6 143
d610d27f
RL		 144#define NON_MAIN
145#include "apps.h"
146#undef NON_MAIN
147
a1ad253f
AP		 148#ifdef _WIN32
149static int WIN32_rename(const char *from, const char *to);
10621efd 150# define rename(from,to) WIN32_rename((from),(to))
a1ad253f
AP		 151#endif
152
8ca533e3 153typedef struct {
10621efd
MC		 154 const char *name;
155 unsigned long flag;
156 unsigned long mask;
8ca533e3
DSH		 157} NAME_EX_TBL;
158
2fe5adc3
RL		 159static UI_METHOD *ui_method = NULL;
160
10621efd
MC		 161static int set_table_opts(unsigned long *flags, const char *arg,
162 const NAME_EX_TBL * in_tbl);
163static int set_multi_opts(unsigned long *flags, const char *arg,
164 const NAME_EX_TBL * in_tbl);
8ca533e3 165
690ecff7 166#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
80bb905d 167/* Looks like this stuff is worth moving into separate function */
10621efd
MC		 168static EVP_PKEY *load_netscape_key(BIO *err, BIO *key, const char *file,
169 const char *key_descrip, int format);
80bb905d
RL		 170#endif
171
d02b48c6 172int app_init(long mesgwin);
10621efd
MC		 173#ifdef undef /* never finished - probably never will be
174 * :-) */
6b691a5c 175int args_from_file(char *file, int *argc, char **argv[])
10621efd
MC		 176{
177 FILE *fp;
178 int num, i;
179 unsigned int len;
180 static char *buf = NULL;
181 static char **arg = NULL;
182 char *p;
183
184 fp = fopen(file, "r");
185 if (fp == NULL)
186 return (0);
187
188 if (fseek(fp, 0, SEEK_END) == 0)
189 len = ftell(fp), rewind(fp);
190 else
191 len = -1;
192 if (len <= 0) {
193 fclose(fp);
194 return (0);
195 }
196
197 *argc = 0;
198 *argv = NULL;
199
200 if (buf != NULL)
201 OPENSSL_free(buf);
202 buf = (char *)OPENSSL_malloc(len + 1);
203 if (buf == NULL)
204 return (0);
205
206 len = fread(buf, 1, len, fp);
207 if (len <= 1)
208 return (0);
209 buf[len] = '\0';
210
211 i = 0;
212 for (p = buf; *p; p++)
213 if (*p == '\n')
214 i++;
215 if (arg != NULL)
216 OPENSSL_free(arg);
217 arg = (char **)OPENSSL_malloc(sizeof(char *) * (i * 2));
218
219 *argv = arg;
220 num = 0;
221 p = buf;
222 for (;;) {
223 if (!*p)
224 break;
225 if (*p == '#') { /* comment line */
226 while (*p && (*p != '\n'))
227 p++;
228 continue;
229 }
230 /* else we have a line */
231 *(arg++) = p;
232 num++;
233 while (*p && ((*p != ' ') && (*p != '\t') && (*p != '\n')))
234 p++;
235 if (!*p)
236 break;
237 if (*p == '\n') {
238 *(p++) = '\0';
239 continue;
240 }
241 /* else it is a tab or space */
242 p++;
243 while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
244 p++;
245 if (!*p)
246 break;
247 if (*p == '\n') {
248 p++;
249 continue;
250 }
251 *(arg++) = p++;
252 num++;
253 while (*p && (*p != '\n'))
254 p++;
255 if (!*p)
256 break;
257 /* else *p == '\n' */
258 *(p++) = '\0';
259 }
260 *argc = num;
261 return (1);
262}
d02b48c6
RE		 263#endif
264
6b691a5c 265int str2fmt(char *s)
10621efd
MC		 266{
267 if (s == NULL)
268 return FORMAT_UNDEF;
269 if ((*s == 'D') || (*s == 'd'))
270 return (FORMAT_ASN1);
271 else if ((*s == 'T') || (*s == 't'))
272 return (FORMAT_TEXT);
273 else if ((*s == 'N') || (*s == 'n'))
274 return (FORMAT_NETSCAPE);
275 else if ((*s == 'S') || (*s == 's'))
276 return (FORMAT_SMIME);
277 else if ((*s == 'M') || (*s == 'm'))
278 return (FORMAT_MSBLOB);
279 else if ((*s == '1')
280 || (strcmp(s, "PKCS12") == 0) || (strcmp(s, "pkcs12") == 0)
281 || (strcmp(s, "P12") == 0) || (strcmp(s, "p12") == 0))
282 return (FORMAT_PKCS12);
283 else if ((*s == 'E') || (*s == 'e'))
284 return (FORMAT_ENGINE);
285 else if ((*s == 'P') || (*s == 'p')) {
286 if (s[1] == 'V' || s[1] == 'v')
287 return FORMAT_PVK;
288 else
289 return (FORMAT_PEM);
290 } else
291 return (FORMAT_UNDEF);
292}
d02b48c6 293
4d8743f4 294#if defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16) || defined(OPENSSL_SYS_NETWARE)
6b691a5c 295void program_name(char *in, char *out, int size)
10621efd
MC		 296{
297 int i, n;
298 char *p = NULL;
299
300 n = strlen(in);
301 /* find the last '/', '\' or ':' */
302 for (i = n - 1; i > 0; i--) {
303 if ((in[i] == '/') || (in[i] == '\\') || (in[i] == ':')) {
304 p = &(in[i + 1]);
305 break;
306 }
307 }
308 if (p == NULL)
309 p = in;
310 n = strlen(p);
311
312# if defined(OPENSSL_SYS_NETWARE)
313 /* strip off trailing .nlm if present. */
314 if ((n > 4) && (p[n - 4] == '.') &&
315 ((p[n - 3] == 'n') || (p[n - 3] == 'N')) &&
316 ((p[n - 2] == 'l') || (p[n - 2] == 'L')) &&
317 ((p[n - 1] == 'm') || (p[n - 1] == 'M')))
318 n -= 4;
319# else
320 /* strip off trailing .exe if present. */
321 if ((n > 4) && (p[n - 4] == '.') &&
322 ((p[n - 3] == 'e') || (p[n - 3] == 'E')) &&
323 ((p[n - 2] == 'x') || (p[n - 2] == 'X')) &&
324 ((p[n - 1] == 'e') || (p[n - 1] == 'E')))
325 n -= 4;
326# endif
327
328 if (n > size - 1)
329 n = size - 1;
4d8743f4 330
10621efd
MC		 331 for (i = 0; i < n; i++) {
332 if ((p[i] >= 'A') && (p[i] <= 'Z'))
333 out[i] = p[i] - 'A' + 'a';
334 else
335 out[i] = p[i];
336 }
337 out[n] = '\0';
338}
d02b48c6 339#else
10621efd 340# ifdef OPENSSL_SYS_VMS
7d7d2cbc 341void program_name(char *in, char *out, int size)
10621efd
MC		 342{
343 char *p = in, *q;
344 char *chars = ":]>";
345
346 while (*chars != '\0') {
347 q = strrchr(p, *chars);
348 if (q > p)
349 p = q + 1;
350 chars++;
351 }
352
353 q = strrchr(p, '.');
354 if (q == NULL)
355 q = p + strlen(p);
356 strncpy(out, p, size - 1);
357 if (q - p >= size) {
358 out[size - 1] = '\0';
359 } else {
360 out[q - p] = '\0';
361 }
362}
363# else
6b691a5c 364void program_name(char *in, char *out, int size)
10621efd
MC		 365{
366 char *p;
367
368 p = strrchr(in, '/');
369 if (p != NULL)
370 p++;
371 else
372 p = in;
373 BUF_strlcpy(out, p, size);
374}
375# endif
7d7d2cbc 376#endif
d02b48c6 377
6b691a5c 378int chopup_args(ARGS *arg, char *buf, int *argc, char **argv[])
10621efd
MC		 379{
380 int num, i;
381 char *p;
382
383 *argc = 0;
384 *argv = NULL;
385
386 i = 0;
387 if (arg->count == 0) {
388 arg->count = 20;
389 arg->data = (char **)OPENSSL_malloc(sizeof(char *) * arg->count);
390 if (arg->data == NULL)
391 return 0;
392 }
393 for (i = 0; i < arg->count; i++)
394 arg->data[i] = NULL;
395
396 num = 0;
397 p = buf;
398 for (;;) {
399 /* first scan over white space */
400 if (!*p)
401 break;
402 while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
403 p++;
404 if (!*p)
405 break;
406
407 /* The start of something good :-) */
408 if (num >= arg->count) {
409 char **tmp_p;
410 int tlen = arg->count + 20;
411 tmp_p = (char **)OPENSSL_realloc(arg->data,
412 sizeof(char *) * tlen);
413 if (tmp_p == NULL)
414 return 0;
415 arg->data = tmp_p;
416 arg->count = tlen;
417 /* initialize newly allocated data */
418 for (i = num; i < arg->count; i++)
419 arg->data[i] = NULL;
420 }
421 arg->data[num++] = p;
422
423 /* now look for the end of this */
424 if ((*p == '\'') || (*p == '\"')) { /* scan for closing quote */
425 i = *(p++);
426 arg->data[num - 1]++; /* jump over quote */
427 while (*p && (*p != i))
428 p++;
429 *p = '\0';
430 } else {
431 while (*p && ((*p != ' ') && (*p != '\t') && (*p != '\n')))
432 p++;
433
434 if (*p == '\0')
435 p--;
436 else
437 *p = '\0';
438 }
439 p++;
440 }
441 *argc = num;
442 *argv = arg->data;
443 return (1);
444}
d02b48c6
RE		 445
446#ifndef APP_INIT
6b691a5c 447int app_init(long mesgwin)
10621efd
MC		 448{
449 return (1);
450}
d02b48c6 451#endif
53b1899e 452
10621efd 453int dump_cert_text(BIO *out, X509 *x)
954ef7ef 454{
10621efd 455 char *p;
54a656ef 456
10621efd
MC		 457 p = X509_NAME_oneline(X509_get_subject_name(x), NULL, 0);
458 BIO_puts(out, "subject=");
459 BIO_puts(out, p);
460 OPENSSL_free(p);
954ef7ef 461
10621efd
MC		 462 p = X509_NAME_oneline(X509_get_issuer_name(x), NULL, 0);
463 BIO_puts(out, "\nissuer=");
464 BIO_puts(out, p);
465 BIO_puts(out, "\n");
466 OPENSSL_free(p);
54a656ef 467
10621efd 468 return 0;
954ef7ef 469}
a3fe382e 470
2fe5adc3 471static int ui_open(UI *ui)
10621efd
MC		 472{
473 return UI_method_get_opener(UI_OpenSSL())(ui);
474}
475
2fe5adc3 476static int ui_read(UI *ui, UI_STRING *uis)
10621efd
MC		 477{
478 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
479 && UI_get0_user_data(ui)) {
480 switch (UI_get_string_type(uis)) {
481 case UIT_PROMPT:
482 case UIT_VERIFY:
483 {
484 const char *password =
485 ((PW_CB_DATA *)UI_get0_user_data(ui))->password;
486 if (password && password[0] != '\0') {
487 UI_set_result(ui, uis, password);
488 return 1;
489 }
490 }
491 default:
492 break;
493 }
494 }
495 return UI_method_get_reader(UI_OpenSSL())(ui, uis);
496}
497
2fe5adc3 498static int ui_write(UI *ui, UI_STRING *uis)
10621efd
MC		 499{
500 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
501 && UI_get0_user_data(ui)) {
502 switch (UI_get_string_type(uis)) {
503 case UIT_PROMPT:
504 case UIT_VERIFY:
505 {
506 const char *password =
507 ((PW_CB_DATA *)UI_get0_user_data(ui))->password;
508 if (password && password[0] != '\0')
509 return 1;
510 }
511 default:
512 break;
513 }
514 }
515 return UI_method_get_writer(UI_OpenSSL())(ui, uis);
516}
517
2fe5adc3 518static int ui_close(UI *ui)
10621efd
MC		 519{
520 return UI_method_get_closer(UI_OpenSSL())(ui);
521}
522
40889b9c 523int setup_ui_method(void)
10621efd
MC		 524{
525 ui_method = UI_create_method("OpenSSL application user interface");
526 UI_method_set_opener(ui_method, ui_open);
527 UI_method_set_reader(ui_method, ui_read);
528 UI_method_set_writer(ui_method, ui_write);
529 UI_method_set_closer(ui_method, ui_close);
530 return 0;
531}
532
40889b9c 533void destroy_ui_method(void)
10621efd
MC		 534{
535 if (ui_method) {
536 UI_destroy_method(ui_method);
537 ui_method = NULL;
538 }
539}
540
541int password_callback(char *buf, int bufsiz, int verify, PW_CB_DATA *cb_tmp)
542{
543 UI *ui = NULL;
544 int res = 0;
545 const char *prompt_info = NULL;
546 const char *password = NULL;
547 PW_CB_DATA *cb_data = (PW_CB_DATA *)cb_tmp;
548
549 if (cb_data) {
550 if (cb_data->password)
551 password = cb_data->password;
552 if (cb_data->prompt_info)
553 prompt_info = cb_data->prompt_info;
554 }
555
556 if (password) {
557 res = strlen(password);
558 if (res > bufsiz)
559 res = bufsiz;
560 memcpy(buf, password, res);
561 return res;
562 }
563
564 ui = UI_new_method(ui_method);
565 if (ui) {
566 int ok = 0;
567 char *buff = NULL;
568 int ui_flags = 0;
569 char *prompt = NULL;
570
571 prompt = UI_construct_prompt(ui, "pass phrase", prompt_info);
c70908d2 572 if (!prompt) {
9f114219
MC		 573 BIO_printf(bio_err, "Out of memory\n");
574 UI_free(ui);
575 return 0;
576 }
10621efd
MC		 577
578 ui_flags |= UI_INPUT_FLAG_DEFAULT_PWD;
579 UI_ctrl(ui, UI_CTRL_PRINT_ERRORS, 1, 0, 0);
580
581 if (ok >= 0)
582 ok = UI_add_input_string(ui, prompt, ui_flags, buf,
583 PW_MIN_LENGTH, bufsiz - 1);
584 if (ok >= 0 && verify) {
585 buff = (char *)OPENSSL_malloc(bufsiz);
c70908d2 586 if (!buff) {
9f114219
MC		 587 BIO_printf(bio_err, "Out of memory\n");
588 UI_free(ui);
589 OPENSSL_free(prompt);
590 return 0;
591 }
10621efd
MC		 592 ok = UI_add_verify_string(ui, prompt, ui_flags, buff,
593 PW_MIN_LENGTH, bufsiz - 1, buf);
594 }
595 if (ok >= 0)
596 do {
597 ok = UI_process(ui);
598 }
599 while (ok < 0 && UI_ctrl(ui, UI_CTRL_IS_REDOABLE, 0, 0, 0));
600
601 if (buff) {
602 OPENSSL_cleanse(buff, (unsigned int)bufsiz);
603 OPENSSL_free(buff);
604 }
605
606 if (ok >= 0)
607 res = strlen(buf);
608 if (ok == -1) {
609 BIO_printf(bio_err, "User interface error\n");
610 ERR_print_errors(bio_err);
611 OPENSSL_cleanse(buf, (unsigned int)bufsiz);
612 res = 0;
613 }
614 if (ok == -2) {
615 BIO_printf(bio_err, "aborted!\n");
616 OPENSSL_cleanse(buf, (unsigned int)bufsiz);
617 res = 0;
618 }
619 UI_free(ui);
620 OPENSSL_free(prompt);
621 }
622 return res;
623}
30b4c272 624
a3fe382e
DSH		 625static char *app_get_pass(BIO *err, char *arg, int keepbio);
626
627int app_passwd(BIO *err, char *arg1, char *arg2, char **pass1, char **pass2)
628{
10621efd
MC		 629 int same;
630 if (!arg2 || !arg1 || strcmp(arg1, arg2))
631 same = 0;
632 else
633 same = 1;
634 if (arg1) {
635 *pass1 = app_get_pass(err, arg1, same);
636 if (!*pass1)
637 return 0;
638 } else if (pass1)
639 *pass1 = NULL;
640 if (arg2) {
641 *pass2 = app_get_pass(err, arg2, same ? 2 : 0);
642 if (!*pass2)
643 return 0;
644 } else if (pass2)
645 *pass2 = NULL;
646 return 1;
a3fe382e
DSH		 647}
648
649static char *app_get_pass(BIO *err, char *arg, int keepbio)
650{
10621efd
MC		 651 char *tmp, tpass[APP_PASS_LEN];
652 static BIO *pwdbio = NULL;
653 int i;
654 if (!strncmp(arg, "pass:", 5))
655 return BUF_strdup(arg + 5);
656 if (!strncmp(arg, "env:", 4)) {
657 tmp = getenv(arg + 4);
658 if (!tmp) {
659 BIO_printf(err, "Can't read environment variable %s\n", arg + 4);
660 return NULL;
661 }
662 return BUF_strdup(tmp);
663 }
664 if (!keepbio || !pwdbio) {
665 if (!strncmp(arg, "file:", 5)) {
666 pwdbio = BIO_new_file(arg + 5, "r");
667 if (!pwdbio) {
668 BIO_printf(err, "Can't open file %s\n", arg + 5);
669 return NULL;
670 }
eff7cb41 671#if !defined(_WIN32)
10621efd
MC		 672 /*
673 * Under _WIN32, which covers even Win64 and CE, file
674 * descriptors referenced by BIO_s_fd are not inherited
675 * by child process and therefore below is not an option.
676 * It could have been an option if bss_fd.c was operating
677 * on real Windows descriptors, such as those obtained
678 * with CreateFile.
679 */
680 } else if (!strncmp(arg, "fd:", 3)) {
681 BIO *btmp;
682 i = atoi(arg + 3);
683 if (i >= 0)
684 pwdbio = BIO_new_fd(i, BIO_NOCLOSE);
685 if ((i < 0) || !pwdbio) {
686 BIO_printf(err, "Can't access file descriptor %s\n", arg + 3);
687 return NULL;
688 }
689 /*
690 * Can't do BIO_gets on an fd BIO so add a buffering BIO
691 */
692 btmp = BIO_new(BIO_f_buffer());
693 pwdbio = BIO_push(btmp, pwdbio);
694#endif
695 } else if (!strcmp(arg, "stdin")) {
696 pwdbio = BIO_new_fp(stdin, BIO_NOCLOSE);
697 if (!pwdbio) {
698 BIO_printf(err, "Can't open BIO for stdin\n");
699 return NULL;
700 }
701 } else {
702 BIO_printf(err, "Invalid password argument \"%s\"\n", arg);
703 return NULL;
704 }
705 }
706 i = BIO_gets(pwdbio, tpass, APP_PASS_LEN);
707 if (keepbio != 1) {
708 BIO_free_all(pwdbio);
709 pwdbio = NULL;
710 }
711 if (i <= 0) {
712 BIO_printf(err, "Error reading password from BIO\n");
713 return NULL;
714 }
715 tmp = strchr(tpass, '\n');
716 if (tmp)
717 *tmp = 0;
718 return BUF_strdup(tpass);
a3fe382e 719}
90ae4673 720
b7a26e6d 721int add_oid_section(BIO *err, CONF *conf)
10621efd
MC		 722{
723 char *p;
724 STACK_OF(CONF_VALUE) *sktmp;
725 CONF_VALUE *cnf;
726 int i;
727 if (!(p = NCONF_get_string(conf, NULL, "oid_section"))) {
728 ERR_clear_error();
729 return 1;
730 }
731 if (!(sktmp = NCONF_get_section(conf, p))) {
732 BIO_printf(err, "problem loading oid section %s\n", p);
733 return 0;
734 }
735 for (i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
736 cnf = sk_CONF_VALUE_value(sktmp, i);
737 if (OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
738 BIO_printf(err, "problem creating object %s=%s\n",
739 cnf->name, cnf->value);
740 return 0;
741 }
742 }
743 return 1;
431b0cce
RL		 744}
745
e90fadda 746static int load_pkcs12(BIO *err, BIO *in, const char *desc,
10621efd
MC		 747 pem_password_cb *pem_cb, void *cb_data,
748 EVP_PKEY **pkey, X509 **cert, STACK_OF(X509) **ca)
749{
750 const char *pass;
751 char tpass[PEM_BUFSIZE];
752 int len, ret = 0;
753 PKCS12 *p12;
754 p12 = d2i_PKCS12_bio(in, NULL);
755 if (p12 == NULL) {
756 BIO_printf(err, "Error loading PKCS12 file for %s\n", desc);
757 goto die;
758 }
759 /* See if an empty password will do */
760 if (PKCS12_verify_mac(p12, "", 0) || PKCS12_verify_mac(p12, NULL, 0))
761 pass = "";
762 else {
763 if (!pem_cb)
764 pem_cb = (pem_password_cb *)password_callback;
765 len = pem_cb(tpass, PEM_BUFSIZE, 0, cb_data);
766 if (len < 0) {
767 BIO_printf(err, "Passpharse callback error for %s\n", desc);
768 goto die;
769 }
770 if (len < PEM_BUFSIZE)
771 tpass[len] = 0;
772 if (!PKCS12_verify_mac(p12, tpass, len)) {
773 BIO_printf(err,
774 "Mac verify error (wrong password?) in PKCS12 file for %s\n",
775 desc);
776 goto die;
777 }
778 pass = tpass;
779 }
780 ret = PKCS12_parse(p12, pass, pkey, cert, ca);
781 die:
782 if (p12)
783 PKCS12_free(p12);
784 return ret;
785}
e90fadda 786
30b4c272 787X509 *load_cert(BIO *err, const char *file, int format,
10621efd
MC		 788 const char *pass, ENGINE *e, const char *cert_descrip)
789{
790 X509 *x = NULL;
791 BIO *cert;
792
793 if ((cert = BIO_new(BIO_s_file())) == NULL) {
794 ERR_print_errors(err);
795 goto end;
796 }
797
798 if (file == NULL) {
ffa10187 799#ifdef _IONBF
01d2e27a 800# ifndef OPENSSL_NO_SETVBUF_IONBF
10621efd
MC		 801 setvbuf(stdin, NULL, _IONBF, 0);
802# endif /* ndef OPENSSL_NO_SETVBUF_IONBF */
803#endif
804 BIO_set_fp(cert, stdin, BIO_NOCLOSE);
805 } else {
806 if (BIO_read_filename(cert, file) <= 0) {
807 BIO_printf(err, "Error opening %s %s\n", cert_descrip, file);
808 ERR_print_errors(err);
809 goto end;
810 }
811 }
812
813 if (format == FORMAT_ASN1)
814 x = d2i_X509_bio(cert, NULL);
815 else if (format == FORMAT_NETSCAPE) {
816 NETSCAPE_X509 *nx;
817 nx = ASN1_item_d2i_bio(ASN1_ITEM_rptr(NETSCAPE_X509), cert, NULL);
818 if (nx == NULL)
819 goto end;
820
821 if ((strncmp(NETSCAPE_CERT_HDR, (char *)nx->header->data,
822 nx->header->length) != 0)) {
823 NETSCAPE_X509_free(nx);
824 BIO_printf(err, "Error reading header on certificate\n");
825 goto end;
826 }
827 x = nx->cert;
828 nx->cert = NULL;
829 NETSCAPE_X509_free(nx);
830 } else if (format == FORMAT_PEM)
831 x = PEM_read_bio_X509_AUX(cert, NULL,
832 (pem_password_cb *)password_callback, NULL);
833 else if (format == FORMAT_PKCS12) {
834 if (!load_pkcs12(err, cert, cert_descrip, NULL, NULL, NULL, &x, NULL))
835 goto end;
836 } else {
837 BIO_printf(err, "bad input format specified for %s\n", cert_descrip);
838 goto end;
839 }
840 end:
841 if (x == NULL) {
842 BIO_printf(err, "unable to load certificate\n");
843 ERR_print_errors(err);
844 }
845 if (cert != NULL)
846 BIO_free(cert);
847 return (x);
848}
90ae4673 849
da9b9724 850EVP_PKEY *load_key(BIO *err, const char *file, int format, int maybe_stdin,
10621efd
MC		 851 const char *pass, ENGINE *e, const char *key_descrip)
852{
853 BIO *key = NULL;
854 EVP_PKEY *pkey = NULL;
855 PW_CB_DATA cb_data;
856
857 cb_data.password = pass;
858 cb_data.prompt_info = file;
859
860 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE)) {
861 BIO_printf(err, "no keyfile specified\n");
862 goto end;
863 }
0b13e9f0 864#ifndef OPENSSL_NO_ENGINE
10621efd
MC		 865 if (format == FORMAT_ENGINE) {
866 if (!e)
867 BIO_printf(err, "no engine specified\n");
868 else {
869 pkey = ENGINE_load_private_key(e, file, ui_method, &cb_data);
870 if (!pkey) {
871 BIO_printf(err, "cannot load %s from engine\n", key_descrip);
872 ERR_print_errors(err);
873 }
874 }
875 goto end;
876 }
877#endif
878 key = BIO_new(BIO_s_file());
879 if (key == NULL) {
880 ERR_print_errors(err);
881 goto end;
882 }
883 if (file == NULL && maybe_stdin) {
ffa10187 884#ifdef _IONBF
01d2e27a 885# ifndef OPENSSL_NO_SETVBUF_IONBF
10621efd
MC		 886 setvbuf(stdin, NULL, _IONBF, 0);
887# endif /* ndef OPENSSL_NO_SETVBUF_IONBF */
888#endif
889 BIO_set_fp(key, stdin, BIO_NOCLOSE);
890 } else if (BIO_read_filename(key, file) <= 0) {
891 BIO_printf(err, "Error opening %s %s\n", key_descrip, file);
892 ERR_print_errors(err);
893 goto end;
894 }
895 if (format == FORMAT_ASN1) {
896 pkey = d2i_PrivateKey_bio(key, NULL);
897 } else if (format == FORMAT_PEM) {
898 pkey = PEM_read_bio_PrivateKey(key, NULL,
899 (pem_password_cb *)password_callback,
900 &cb_data);
901 }
690ecff7 902#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
10621efd
MC		 903 else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
904 pkey = load_netscape_key(err, key, file, key_descrip, format);
905#endif
906 else if (format == FORMAT_PKCS12) {
907 if (!load_pkcs12(err, key, key_descrip,
908 (pem_password_cb *)password_callback, &cb_data,
909 &pkey, NULL, NULL))
910 goto end;
911 }
5b0a79a2 912#if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_DSA) && !defined (OPENSSL_NO_RC4)
10621efd
MC		 913 else if (format == FORMAT_MSBLOB)
914 pkey = b2i_PrivateKey_bio(key);
915 else if (format == FORMAT_PVK)
916 pkey = b2i_PVK_bio(key, (pem_password_cb *)password_callback,
917 &cb_data);
918#endif
919 else {
920 BIO_printf(err, "bad input format specified for key file\n");
921 goto end;
922 }
90ae4673 923 end:
10621efd
MC		 924 if (key != NULL)
925 BIO_free(key);
926 if (pkey == NULL) {
927 BIO_printf(err, "unable to load %s\n", key_descrip);
928 ERR_print_errors(err);
929 }
930 return (pkey);
931}
90ae4673 932
da9b9724 933EVP_PKEY *load_pubkey(BIO *err, const char *file, int format, int maybe_stdin,
10621efd
MC		 934 const char *pass, ENGINE *e, const char *key_descrip)
935{
936 BIO *key = NULL;
937 EVP_PKEY *pkey = NULL;
938 PW_CB_DATA cb_data;
939
940 cb_data.password = pass;
941 cb_data.prompt_info = file;
942
943 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE)) {
944 BIO_printf(err, "no keyfile specified\n");
945 goto end;
946 }
0b13e9f0 947#ifndef OPENSSL_NO_ENGINE
10621efd
MC		 948 if (format == FORMAT_ENGINE) {
949 if (!e)
950 BIO_printf(bio_err, "no engine specified\n");
951 else
952 pkey = ENGINE_load_public_key(e, file, ui_method, &cb_data);
953 goto end;
954 }
955#endif
956 key = BIO_new(BIO_s_file());
957 if (key == NULL) {
958 ERR_print_errors(err);
959 goto end;
960 }
961 if (file == NULL && maybe_stdin) {
ffa10187 962#ifdef _IONBF
01d2e27a 963# ifndef OPENSSL_NO_SETVBUF_IONBF
10621efd
MC		 964 setvbuf(stdin, NULL, _IONBF, 0);
965# endif /* ndef OPENSSL_NO_SETVBUF_IONBF */
966#endif
967 BIO_set_fp(key, stdin, BIO_NOCLOSE);
968 } else if (BIO_read_filename(key, file) <= 0) {
969 BIO_printf(err, "Error opening %s %s\n", key_descrip, file);
970 ERR_print_errors(err);
971 goto end;
972 }
973 if (format == FORMAT_ASN1) {
974 pkey = d2i_PUBKEY_bio(key, NULL);
975 }
7134507d 976#ifndef OPENSSL_NO_RSA
10621efd
MC		 977 else if (format == FORMAT_ASN1RSA) {
978 RSA *rsa;
979 rsa = d2i_RSAPublicKey_bio(key, NULL);
980 if (rsa) {
981 pkey = EVP_PKEY_new();
982 if (pkey)
983 EVP_PKEY_set1_RSA(pkey, rsa);
984 RSA_free(rsa);
985 } else
986 pkey = NULL;
987 } else if (format == FORMAT_PEMRSA) {
988 RSA *rsa;
989 rsa = PEM_read_bio_RSAPublicKey(key, NULL,
990 (pem_password_cb *)password_callback,
991 &cb_data);
992 if (rsa) {
993 pkey = EVP_PKEY_new();
994 if (pkey)
995 EVP_PKEY_set1_RSA(pkey, rsa);
996 RSA_free(rsa);
997 } else
998 pkey = NULL;
999 }
1000#endif
1001 else if (format == FORMAT_PEM) {
1002 pkey = PEM_read_bio_PUBKEY(key, NULL,
1003 (pem_password_cb *)password_callback,
1004 &cb_data);
1005 }
690ecff7 1006#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
10621efd
MC		 1007 else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
1008 pkey = load_netscape_key(err, key, file, key_descrip, format);
80bb905d 1009#endif
7134507d 1010#if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_DSA)
10621efd
MC		 1011 else if (format == FORMAT_MSBLOB)
1012 pkey = b2i_PublicKey_bio(key);
7134507d 1013#endif
10621efd
MC		 1014 else {
1015 BIO_printf(err, "bad input format specified for key file\n");
1016 goto end;
1017 }
bd08a2bd 1018 end:
10621efd
MC		 1019 if (key != NULL)
1020 BIO_free(key);
1021 if (pkey == NULL)
1022 BIO_printf(err, "unable to load %s\n", key_descrip);
1023 return (pkey);
1024}
bd08a2bd 1025
690ecff7 1026#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
10621efd
MC		 1027static EVP_PKEY *load_netscape_key(BIO *err, BIO *key, const char *file,
1028 const char *key_descrip, int format)
1029{
1030 EVP_PKEY *pkey;
1031 BUF_MEM *buf;
1032 RSA *rsa;
1033 const unsigned char *p;
1034 int size, i;
1035
1036 buf = BUF_MEM_new();
1037 pkey = EVP_PKEY_new();
1038 size = 0;
1039 if (buf == NULL || pkey == NULL)
1040 goto error;
1041 for (;;) {
1042 if (!BUF_MEM_grow_clean(buf, size + 1024 * 10))
1043 goto error;
1044 i = BIO_read(key, &(buf->data[size]), 1024 * 10);
1045 size += i;
1046 if (i == 0)
1047 break;
1048 if (i < 0) {
1049 BIO_printf(err, "Error reading %s %s", key_descrip, file);
1050 goto error;
1051 }
1052 }
1053 p = (unsigned char *)buf->data;
1054 rsa = d2i_RSA_NET(NULL, &p, (long)size, NULL,
1055 (format == FORMAT_IISSGC ? 1 : 0));
1056 if (rsa == NULL)
1057 goto error;
1058 BUF_MEM_free(buf);
1059 EVP_PKEY_set1_RSA(pkey, rsa);
1060 return pkey;
1061 error:
1062 BUF_MEM_free(buf);
1063 EVP_PKEY_free(pkey);
1064 return NULL;
1065}
1066#endif /* ndef OPENSSL_NO_RC4 */
80bb905d 1067
96109228 1068static int load_certs_crls(BIO *err, const char *file, int format,
10621efd
MC		 1069 const char *pass, ENGINE *e, const char *desc,
1070 STACK_OF(X509) **pcerts,
1071 STACK_OF(X509_CRL) **pcrls)
1072{
1073 int i;
1074 BIO *bio;
1075 STACK_OF(X509_INFO) *xis = NULL;
1076 X509_INFO *xi;
1077 PW_CB_DATA cb_data;
1078 int rv = 0;
1079
1080 cb_data.password = pass;
1081 cb_data.prompt_info = file;
1082
1083 if (format != FORMAT_PEM) {
1084 BIO_printf(err, "bad input format specified for %s\n", desc);
1085 return 0;
1086 }
1087
1088 if (file == NULL)
1089 bio = BIO_new_fp(stdin, BIO_NOCLOSE);
1090 else
1091 bio = BIO_new_file(file, "r");
1092
1093 if (bio == NULL) {
1094 BIO_printf(err, "Error opening %s %s\n", desc, file ? file : "stdin");
1095 ERR_print_errors(err);
1096 return 0;
1097 }
1098
1099 xis = PEM_X509_INFO_read_bio(bio, NULL,
1100 (pem_password_cb *)password_callback,
1101 &cb_data);
1102
1103 BIO_free(bio);
1104
1105 if (pcerts) {
1106 *pcerts = sk_X509_new_null();
1107 if (!*pcerts)
1108 goto end;
1109 }
1110
1111 if (pcrls) {
1112 *pcrls = sk_X509_CRL_new_null();
1113 if (!*pcrls)
1114 goto end;
1115 }
1116
1117 for (i = 0; i < sk_X509_INFO_num(xis); i++) {
1118 xi = sk_X509_INFO_value(xis, i);
1119 if (xi->x509 && pcerts) {
1120 if (!sk_X509_push(*pcerts, xi->x509))
1121 goto end;
1122 xi->x509 = NULL;
1123 }
1124 if (xi->crl && pcrls) {
1125 if (!sk_X509_CRL_push(*pcrls, xi->crl))
1126 goto end;
1127 xi->crl = NULL;
1128 }
1129 }
1130
1131 if (pcerts && sk_X509_num(*pcerts) > 0)
1132 rv = 1;
1133
1134 if (pcrls && sk_X509_CRL_num(*pcrls) > 0)
1135 rv = 1;
1136
1137 end:
1138
1139 if (xis)
1140 sk_X509_INFO_pop_free(xis, X509_INFO_free);
1141
1142 if (rv == 0) {
1143 if (pcerts) {
1144 sk_X509_pop_free(*pcerts, X509_free);
1145 *pcerts = NULL;
1146 }
1147 if (pcrls) {
1148 sk_X509_CRL_pop_free(*pcrls, X509_CRL_free);
1149 *pcrls = NULL;
1150 }
1151 BIO_printf(err, "unable to load %s\n",
1152 pcerts ? "certificates" : "CRLs");
1153 ERR_print_errors(err);
1154 }
1155 return rv;
1156}
90ae4673 1157
96109228 1158STACK_OF(X509) *load_certs(BIO *err, const char *file, int format,
10621efd
MC		 1159 const char *pass, ENGINE *e, const char *desc)
1160{
1161 STACK_OF(X509) *certs;
1162 if (!load_certs_crls(err, file, format, pass, e, desc, &certs, NULL))
1163 return NULL;
1164 return certs;
1165}
96109228
DSH		 1166
1167STACK_OF(X509_CRL) *load_crls(BIO *err, const char *file, int format,
10621efd
MC		 1168 const char *pass, ENGINE *e, const char *desc)
1169{
1170 STACK_OF(X509_CRL) *crls;
1171 if (!load_certs_crls(err, file, format, pass, e, desc, NULL, &crls))
1172 return NULL;
1173 return crls;
1174}
1175
1176#define X509V3_EXT_UNKNOWN_MASK (0xfL << 16)
8ca533e3 1177/* Return error for unknown extensions */
10621efd 1178#define X509V3_EXT_DEFAULT 0
8ca533e3 1179/* Print error for unknown extensions */
10621efd 1180#define X509V3_EXT_ERROR_UNKNOWN (1L << 16)
8ca533e3 1181/* ASN1 parse unknown extensions */
10621efd 1182#define X509V3_EXT_PARSE_UNKNOWN (2L << 16)
8ca533e3 1183/* BIO_dump unknown extensions */
10621efd 1184#define X509V3_EXT_DUMP_UNKNOWN (3L << 16)
8ca533e3 1185
535d79da 1186#define X509_FLAG_CA (X509_FLAG_NO_ISSUER | X509_FLAG_NO_PUBKEY | \
10621efd 1187 X509_FLAG_NO_HEADER | X509_FLAG_NO_VERSION)
535d79da 1188
8ca533e3
DSH		 1189int set_cert_ex(unsigned long *flags, const char *arg)
1190{
10621efd
MC		 1191 static const NAME_EX_TBL cert_tbl[] = {
1192 {"compatible", X509_FLAG_COMPAT, 0xffffffffl},
1193 {"ca_default", X509_FLAG_CA, 0xffffffffl},
1194 {"no_header", X509_FLAG_NO_HEADER, 0},
1195 {"no_version", X509_FLAG_NO_VERSION, 0},
1196 {"no_serial", X509_FLAG_NO_SERIAL, 0},
1197 {"no_signame", X509_FLAG_NO_SIGNAME, 0},
1198 {"no_validity", X509_FLAG_NO_VALIDITY, 0},
1199 {"no_subject", X509_FLAG_NO_SUBJECT, 0},
1200 {"no_issuer", X509_FLAG_NO_ISSUER, 0},
1201 {"no_pubkey", X509_FLAG_NO_PUBKEY, 0},
1202 {"no_extensions", X509_FLAG_NO_EXTENSIONS, 0},
1203 {"no_sigdump", X509_FLAG_NO_SIGDUMP, 0},
1204 {"no_aux", X509_FLAG_NO_AUX, 0},
1205 {"no_attributes", X509_FLAG_NO_ATTRIBUTES, 0},
1206 {"ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK},
1207 {"ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1208 {"ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1209 {"ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1210 {NULL, 0, 0}
1211 };
1212 return set_multi_opts(flags, arg, cert_tbl);
8ca533e3 1213}
a657546f
DSH		 1214
1215int set_name_ex(unsigned long *flags, const char *arg)
1216{
10621efd
MC		 1217 static const NAME_EX_TBL ex_tbl[] = {
1218 {"esc_2253", ASN1_STRFLGS_ESC_2253, 0},
1219 {"esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0},
1220 {"esc_msb", ASN1_STRFLGS_ESC_MSB, 0},
1221 {"use_quote", ASN1_STRFLGS_ESC_QUOTE, 0},
1222 {"utf8", ASN1_STRFLGS_UTF8_CONVERT, 0},
1223 {"ignore_type", ASN1_STRFLGS_IGNORE_TYPE, 0},
1224 {"show_type", ASN1_STRFLGS_SHOW_TYPE, 0},
1225 {"dump_all", ASN1_STRFLGS_DUMP_ALL, 0},
1226 {"dump_nostr", ASN1_STRFLGS_DUMP_UNKNOWN, 0},
1227 {"dump_der", ASN1_STRFLGS_DUMP_DER, 0},
1228 {"compat", XN_FLAG_COMPAT, 0xffffffffL},
1229 {"sep_comma_plus", XN_FLAG_SEP_COMMA_PLUS, XN_FLAG_SEP_MASK},
1230 {"sep_comma_plus_space", XN_FLAG_SEP_CPLUS_SPC, XN_FLAG_SEP_MASK},
1231 {"sep_semi_plus_space", XN_FLAG_SEP_SPLUS_SPC, XN_FLAG_SEP_MASK},
1232 {"sep_multiline", XN_FLAG_SEP_MULTILINE, XN_FLAG_SEP_MASK},
1233 {"dn_rev", XN_FLAG_DN_REV, 0},
1234 {"nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK},
1235 {"sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK},
1236 {"lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK},
1237 {"align", XN_FLAG_FN_ALIGN, 0},
1238 {"oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK},
1239 {"space_eq", XN_FLAG_SPC_EQ, 0},
1240 {"dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0},
1241 {"RFC2253", XN_FLAG_RFC2253, 0xffffffffL},
1242 {"oneline", XN_FLAG_ONELINE, 0xffffffffL},
1243 {"multiline", XN_FLAG_MULTILINE, 0xffffffffL},
1244 {"ca_default", XN_FLAG_MULTILINE, 0xffffffffL},
1245 {NULL, 0, 0}
1246 };
8b5ac90e
DSH		 1247 if (set_multi_opts(flags, arg, ex_tbl) == 0)
1248 return 0;
1249 if ((*flags & XN_FLAG_SEP_MASK) == 0)
1250 *flags |= XN_FLAG_SEP_CPLUS_SPC;
1251 return 1;
535d79da
DSH		 1252}
1253
791bd0cd
DSH		 1254int set_ext_copy(int *copy_type, const char *arg)
1255{
10621efd
MC		 1256 if (!strcasecmp(arg, "none"))
1257 *copy_type = EXT_COPY_NONE;
1258 else if (!strcasecmp(arg, "copy"))
1259 *copy_type = EXT_COPY_ADD;
1260 else if (!strcasecmp(arg, "copyall"))
1261 *copy_type = EXT_COPY_ALL;
1262 else
1263 return 0;
1264 return 1;
791bd0cd
DSH		 1265}
1266
1267int copy_extensions(X509 *x, X509_REQ *req, int copy_type)
1268{
10621efd
MC		 1269 STACK_OF(X509_EXTENSION) *exts = NULL;
1270 X509_EXTENSION *ext, *tmpext;
1271 ASN1_OBJECT *obj;
1272 int i, idx, ret = 0;
1273 if (!x || !req || (copy_type == EXT_COPY_NONE))
1274 return 1;
1275 exts = X509_REQ_get_extensions(req);
1276
1277 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
1278 ext = sk_X509_EXTENSION_value(exts, i);
1279 obj = X509_EXTENSION_get_object(ext);
1280 idx = X509_get_ext_by_OBJ(x, obj, -1);
1281 /* Does extension exist? */
1282 if (idx != -1) {
1283 /* If normal copy don't override existing extension */
1284 if (copy_type == EXT_COPY_ADD)
1285 continue;
1286 /* Delete all extensions of same type */
1287 do {
1288 tmpext = X509_get_ext(x, idx);
1289 X509_delete_ext(x, idx);
1290 X509_EXTENSION_free(tmpext);
1291 idx = X509_get_ext_by_OBJ(x, obj, -1);
1292 } while (idx != -1);
1293 }
1294 if (!X509_add_ext(x, ext, -1))
1295 goto end;
1296 }
1297
1298 ret = 1;
1299
1300 end:
1301
1302 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
1303
1304 return ret;
1305}
1306
1307static int set_multi_opts(unsigned long *flags, const char *arg,
1308 const NAME_EX_TBL * in_tbl)
1309{
1310 STACK_OF(CONF_VALUE) *vals;
1311 CONF_VALUE *val;
1312 int i, ret = 1;
1313 if (!arg)
1314 return 0;
1315 vals = X509V3_parse_list(arg);
1316 for (i = 0; i < sk_CONF_VALUE_num(vals); i++) {
1317 val = sk_CONF_VALUE_value(vals, i);
1318 if (!set_table_opts(flags, val->name, in_tbl))
1319 ret = 0;
1320 }
1321 sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
1322 return ret;
1323}
1324
1325static int set_table_opts(unsigned long *flags, const char *arg,
1326 const NAME_EX_TBL * in_tbl)
1327{
1328 char c;
1329 const NAME_EX_TBL *ptbl;
1330 c = arg[0];
1331
1332 if (c == '-') {
1333 c = 0;
1334 arg++;
1335 } else if (c == '+') {
1336 c = 1;
1337 arg++;
1338 } else
1339 c = 1;
1340
1341 for (ptbl = in_tbl; ptbl->name; ptbl++) {
1342 if (!strcasecmp(arg, ptbl->name)) {
1343 *flags &= ~ptbl->mask;
1344 if (c)
1345 *flags |= ptbl->flag;
1346 else
1347 *flags &= ~ptbl->flag;
1348 return 1;
1349 }
1350 }
1351 return 0;
1352}
1353
1354void print_name(BIO *out, const char *title, X509_NAME *nm,
1355 unsigned long lflags)
1356{
1357 char *buf;
1358 char mline = 0;
1359 int indent = 0;
1360
1361 if (title)
1362 BIO_puts(out, title);
1363 if ((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
1364 mline = 1;
1365 indent = 4;
1366 }
1367 if (lflags == XN_FLAG_COMPAT) {
1368 buf = X509_NAME_oneline(nm, 0, 0);
1369 BIO_puts(out, buf);
1370 BIO_puts(out, "\n");
1371 OPENSSL_free(buf);
1372 } else {
1373 if (mline)
1374 BIO_puts(out, "\n");
1375 X509_NAME_print_ex(out, nm, indent, lflags);
1376 BIO_puts(out, "\n");
1377 }
a657546f
DSH		 1378}
1379
81f169e9
DSH		 1380X509_STORE *setup_verify(BIO *bp, char *CAfile, char *CApath)
1381{
10621efd
MC		 1382 X509_STORE *store;
1383 X509_LOOKUP *lookup;
1384 if (!(store = X509_STORE_new()))
1385 goto end;
1386 lookup = X509_STORE_add_lookup(store, X509_LOOKUP_file());
1387 if (lookup == NULL)
1388 goto end;
1389 if (CAfile) {
1390 if (!X509_LOOKUP_load_file(lookup, CAfile, X509_FILETYPE_PEM)) {
1391 BIO_printf(bp, "Error loading file %s\n", CAfile);
1392 goto end;
1393 }
1394 } else
1395 X509_LOOKUP_load_file(lookup, NULL, X509_FILETYPE_DEFAULT);
1396
1397 lookup = X509_STORE_add_lookup(store, X509_LOOKUP_hash_dir());
1398 if (lookup == NULL)
1399 goto end;
1400 if (CApath) {
1401 if (!X509_LOOKUP_add_dir(lookup, CApath, X509_FILETYPE_PEM)) {
1402 BIO_printf(bp, "Error loading directory %s\n", CApath);
1403 goto end;
1404 }
1405 } else
1406 X509_LOOKUP_add_dir(lookup, NULL, X509_FILETYPE_DEFAULT);
1407
1408 ERR_clear_error();
1409 return store;
1410 end:
1411 X509_STORE_free(store);
1412 return NULL;
81f169e9 1413}
531d630b 1414
0b13e9f0 1415#ifndef OPENSSL_NO_ENGINE
e1a00d7d 1416/* Try to load an engine in a shareable library */
40889b9c 1417static ENGINE *try_load_engine(BIO *err, const char *engine, int debug)
10621efd
MC		 1418{
1419 ENGINE *e = ENGINE_by_id("dynamic");
1420 if (e) {
1421 if (!ENGINE_ctrl_cmd_string(e, "SO_PATH", engine, 0)
1422 || !ENGINE_ctrl_cmd_string(e, "LOAD", NULL, 0)) {
1423 ENGINE_free(e);
1424 e = NULL;
1425 }
1426 }
1427 return e;
1428}
e1a00d7d 1429
531d630b 1430ENGINE *setup_engine(BIO *err, const char *engine, int debug)
10621efd
MC		 1431{
1432 ENGINE *e = NULL;
1433
1434 if (engine) {
1435 if (strcmp(engine, "auto") == 0) {
1436 BIO_printf(err, "enabling auto ENGINE support\n");
1437 ENGINE_register_all_complete();
1438 return NULL;
1439 }
1440 if ((e = ENGINE_by_id(engine)) == NULL
1441 && (e = try_load_engine(err, engine, debug)) == NULL) {
1442 BIO_printf(err, "invalid engine \"%s\"\n", engine);
1443 ERR_print_errors(err);
1444 return NULL;
1445 }
1446 if (debug) {
1447 ENGINE_ctrl(e, ENGINE_CTRL_SET_LOGSTREAM, 0, err, 0);
1448 }
1449 ENGINE_ctrl_cmd(e, "SET_USER_INTERFACE", 0, ui_method, 0, 1);
1450 if (!ENGINE_set_default(e, ENGINE_METHOD_ALL)) {
1451 BIO_printf(err, "can't use that engine\n");
1452 ERR_print_errors(err);
1453 ENGINE_free(e);
1454 return NULL;
531d630b 1455 }
10621efd
MC		 1456
1457 BIO_printf(err, "engine \"%s\" set.\n", ENGINE_get_id(e));
1458
1459 /* Free our "structural" reference. */
1460 ENGINE_free(e);
1461 }
1462 return e;
1463}
0b13e9f0 1464#endif
3647bee2
DSH		 1465
1466int load_config(BIO *err, CONF *cnf)
10621efd
MC		 1467{
1468 static int load_config_called = 0;
1469 if (load_config_called)
1470 return 1;
1471 load_config_called = 1;
1472 if (!cnf)
1473 cnf = config;
1474 if (!cnf)
1475 return 1;
1476
1477 OPENSSL_load_builtin_modules();
1478
1479 if (CONF_modules_load(cnf, NULL, 0) <= 0) {
1480 BIO_printf(err, "Error configuring OpenSSL\n");
1481 ERR_print_errors(err);
1482 return 0;
1483 }
1484 return 1;
1485}
54a656ef
BL		 1486
1487char *make_config_name()
10621efd
MC		 1488{
1489 const char *t = X509_get_default_cert_area();
1490 size_t len;
1491 char *p;
1492
1493 len = strlen(t) + strlen(OPENSSL_CONF) + 2;
1494 p = OPENSSL_malloc(len);
1495 if (p == NULL)
1496 return NULL;
1497 BUF_strlcpy(p, t, len);
54a656ef 1498#ifndef OPENSSL_SYS_VMS
10621efd 1499 BUF_strlcat(p, "/", len);
54a656ef 1500#endif
10621efd 1501 BUF_strlcat(p, OPENSSL_CONF, len);
54a656ef 1502
10621efd
MC		 1503 return p;
1504}
f85b68cd 1505
4386445c 1506static unsigned long index_serial_hash(const OPENSSL_CSTRING *a)
10621efd
MC		 1507{
1508 const char *n;
f85b68cd 1509
10621efd
MC		 1510 n = a[DB_serial];
1511 while (*n == '0')
1512 n++;
1513 return (lh_strhash(n));
1514}
f85b68cd 1515
10621efd
MC		 1516static int index_serial_cmp(const OPENSSL_CSTRING *a,
1517 const OPENSSL_CSTRING *b)
1518{
1519 const char *aa, *bb;
f85b68cd 1520
10621efd
MC		 1521 for (aa = a[DB_serial]; *aa == '0'; aa++) ;
1522 for (bb = b[DB_serial]; *bb == '0'; bb++) ;
1523 return (strcmp(aa, bb));
1524}
f85b68cd
RL		 1525
1526static int index_name_qual(char **a)
10621efd
MC		 1527{
1528 return (a[0][0] == 'V');
1529}
f85b68cd 1530
4386445c 1531static unsigned long index_name_hash(const OPENSSL_CSTRING *a)
10621efd
MC		 1532{
1533 return (lh_strhash(a[DB_name]));
1534}
f85b68cd 1535
4386445c 1536int index_name_cmp(const OPENSSL_CSTRING *a, const OPENSSL_CSTRING *b)
10621efd
MC		 1537{
1538 return (strcmp(a[DB_name], b[DB_name]));
1539}
f85b68cd 1540
4386445c
DSH		 1541static IMPLEMENT_LHASH_HASH_FN(index_serial, OPENSSL_CSTRING)
1542static IMPLEMENT_LHASH_COMP_FN(index_serial, OPENSSL_CSTRING)
1543static IMPLEMENT_LHASH_HASH_FN(index_name, OPENSSL_CSTRING)
1544static IMPLEMENT_LHASH_COMP_FN(index_name, OPENSSL_CSTRING)
f85b68cd
RL		 1545#undef BSIZE
1546#define BSIZE 256
f85b68cd 1547BIGNUM *load_serial(char *serialfile, int create, ASN1_INTEGER **retai)
10621efd
MC		 1548{
1549 BIO *in = NULL;
1550 BIGNUM *ret = NULL;
1551 MS_STATIC char buf[1024];
1552 ASN1_INTEGER *ai = NULL;
1553
1554 ai = ASN1_INTEGER_new();
1555 if (ai == NULL)
1556 goto err;
1557
1558 if ((in = BIO_new(BIO_s_file())) == NULL) {
1559 ERR_print_errors(bio_err);
1560 goto err;
1561 }
1562
1563 if (BIO_read_filename(in, serialfile) <= 0) {
1564 if (!create) {
1565 perror(serialfile);
1566 goto err;
1567 } else {
1568 ret = BN_new();
1569 if (ret == NULL || !rand_serial(ret, ai))
1570 BIO_printf(bio_err, "Out of memory\n");
1571 }
1572 } else {
1573 if (!a2i_ASN1_INTEGER(in, ai, buf, 1024)) {
1574 BIO_printf(bio_err, "unable to load number from %s\n",
1575 serialfile);
1576 goto err;
1577 }
1578 ret = ASN1_INTEGER_to_BN(ai, NULL);
1579 if (ret == NULL) {
1580 BIO_printf(bio_err,
1581 "error converting number from bin to BIGNUM\n");
1582 goto err;
1583 }
1584 }
1585
1586 if (ret && retai) {
1587 *retai = ai;
1588 ai = NULL;
1589 }
f85b68cd 1590 err:
10621efd
MC		 1591 if (in != NULL)
1592 BIO_free(in);
1593 if (ai != NULL)
1594 ASN1_INTEGER_free(ai);
1595 return (ret);
1596}
1597
1598int save_serial(char *serialfile, char *suffix, BIGNUM *serial,
1599 ASN1_INTEGER **retai)
1600{
1601 char buf[1][BSIZE];
1602 BIO *out = NULL;
1603 int ret = 0;
1604 ASN1_INTEGER *ai = NULL;
1605 int j;
1606
1607 if (suffix == NULL)
1608 j = strlen(serialfile);
1609 else
1610 j = strlen(serialfile) + strlen(suffix) + 1;
1611 if (j >= BSIZE) {
1612 BIO_printf(bio_err, "file name too long\n");
1613 goto err;
1614 }
1615
1616 if (suffix == NULL)
1617 BUF_strlcpy(buf[0], serialfile, BSIZE);
1618 else {
4c771796 1619#ifndef OPENSSL_SYS_VMS
10621efd 1620 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, suffix);
4c771796 1621#else
10621efd 1622 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, suffix);
4c771796 1623#endif
10621efd 1624 }
4c771796 1625#ifdef RL_DEBUG
10621efd
MC		 1626 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
1627#endif
1628 out = BIO_new(BIO_s_file());
1629 if (out == NULL) {
1630 ERR_print_errors(bio_err);
1631 goto err;
1632 }
1633 if (BIO_write_filename(out, buf[0]) <= 0) {
1634 perror(serialfile);
1635 goto err;
1636 }
1637
1638 if ((ai = BN_to_ASN1_INTEGER(serial, NULL)) == NULL) {
1639 BIO_printf(bio_err, "error converting serial to ASN.1 format\n");
1640 goto err;
1641 }
1642 i2a_ASN1_INTEGER(out, ai);
1643 BIO_puts(out, "\n");
1644 ret = 1;
1645 if (retai) {
1646 *retai = ai;
1647 ai = NULL;
1648 }
1649 err:
1650 if (out != NULL)
1651 BIO_free_all(out);
1652 if (ai != NULL)
1653 ASN1_INTEGER_free(ai);
1654 return (ret);
1655}
f85b68cd 1656
4c771796 1657int rotate_serial(char *serialfile, char *new_suffix, char *old_suffix)
10621efd
MC		 1658{
1659 char buf[5][BSIZE];
1660 int i, j;
1661
1662 i = strlen(serialfile) + strlen(old_suffix);
1663 j = strlen(serialfile) + strlen(new_suffix);
1664 if (i > j)
1665 j = i;
1666 if (j + 1 >= BSIZE) {
1667 BIO_printf(bio_err, "file name too long\n");
1668 goto err;
1669 }
4c771796 1670#ifndef OPENSSL_SYS_VMS
10621efd 1671 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, new_suffix);
4c771796 1672#else
10621efd 1673 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, new_suffix);
4c771796
RL		 1674#endif
1675#ifndef OPENSSL_SYS_VMS
10621efd 1676 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s", serialfile, old_suffix);
4c771796 1677#else
10621efd 1678 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s", serialfile, old_suffix);
4c771796 1679#endif
a1ad253f 1680#ifdef RL_DEBUG
10621efd
MC		 1681 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1682 serialfile, buf[1]);
a1ad253f 1683#endif
10621efd 1684 if (rename(serialfile, buf[1]) < 0 && errno != ENOENT
4c771796 1685#ifdef ENOTDIR
10621efd
MC		 1686 && errno != ENOTDIR
1687#endif
1688 ) {
1689 BIO_printf(bio_err,
1690 "unable to rename %s to %s\n", serialfile, buf[1]);
1691 perror("reason");
1692 goto err;
1693 }
4c771796 1694#ifdef RL_DEBUG
10621efd
MC		 1695 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1696 buf[0], serialfile);
1697#endif
1698 if (rename(buf[0], serialfile) < 0) {
1699 BIO_printf(bio_err,
1700 "unable to rename %s to %s\n", buf[0], serialfile);
1701 perror("reason");
1702 rename(buf[1], serialfile);
1703 goto err;
1704 }
1705 return 1;
4c771796 1706 err:
10621efd
MC		 1707 return 0;
1708}
4c771796 1709
64674bcc 1710int rand_serial(BIGNUM *b, ASN1_INTEGER *ai)
10621efd
MC		 1711{
1712 BIGNUM *btmp;
1713 int ret = 0;
1714 if (b)
1715 btmp = b;
1716 else
1717 btmp = BN_new();
1718
1719 if (!btmp)
1720 return 0;
1721
1722 if (!BN_pseudo_rand(btmp, SERIAL_RAND_BITS, 0, 0))
1723 goto error;
1724 if (ai && !BN_to_ASN1_INTEGER(btmp, ai))
1725 goto error;
1726
1727 ret = 1;
1728
1729 error:
1730
1731 if (!b)
1732 BN_free(btmp);
1733
1734 return ret;
1735}
64674bcc 1736
f85b68cd 1737CA_DB *load_index(char *dbfile, DB_ATTR *db_attr)
10621efd
MC		 1738{
1739 CA_DB *retdb = NULL;
1740 TXT_DB *tmpdb = NULL;
1741 BIO *in = BIO_new(BIO_s_file());
1742 CONF *dbattr_conf = NULL;
1743 char buf[1][BSIZE];
1744 long errorline = -1;
1745
1746 if (in == NULL) {
1747 ERR_print_errors(bio_err);
1748 goto err;
1749 }
1750 if (BIO_read_filename(in, dbfile) <= 0) {
1751 perror(dbfile);
1752 BIO_printf(bio_err, "unable to open '%s'\n", dbfile);
1753 goto err;
1754 }
1755 if ((tmpdb = TXT_DB_read(in, DB_NUMBER)) == NULL)
1756 goto err;
f85b68cd
RL		 1757
1758#ifndef OPENSSL_SYS_VMS
10621efd 1759 BIO_snprintf(buf[0], sizeof buf[0], "%s.attr", dbfile);
f85b68cd 1760#else
10621efd
MC		 1761 BIO_snprintf(buf[0], sizeof buf[0], "%s-attr", dbfile);
1762#endif
1763 dbattr_conf = NCONF_new(NULL);
1764 if (NCONF_load(dbattr_conf, buf[0], &errorline) <= 0) {
1765 if (errorline > 0) {
1766 BIO_printf(bio_err,
1767 "error on line %ld of db attribute file '%s'\n",
1768 errorline, buf[0]);
1769 goto err;
1770 } else {
1771 NCONF_free(dbattr_conf);
1772 dbattr_conf = NULL;
1773 }
1774 }
1775
1776 if ((retdb = OPENSSL_malloc(sizeof(CA_DB))) == NULL) {
1777 fprintf(stderr, "Out of memory\n");
1778 goto err;
1779 }
1780
1781 retdb->db = tmpdb;
1782 tmpdb = NULL;
1783 if (db_attr)
1784 retdb->attributes = *db_attr;
1785 else {
1786 retdb->attributes.unique_subject = 1;
1787 }
1788
1789 if (dbattr_conf) {
1790 char *p = NCONF_get_string(dbattr_conf, NULL, "unique_subject");
1791 if (p) {
83b23ed9 1792#ifdef RL_DEBUG
10621efd
MC		 1793 BIO_printf(bio_err,
1794 "DEBUG[load_index]: unique_subject = \"%s\"\n", p);
83b23ed9 1795#endif
10621efd
MC		 1796 retdb->attributes.unique_subject = parse_yesno(p, 1);
1797 }
1798 }
f85b68cd
RL		 1799
1800 err:
10621efd
MC		 1801 if (dbattr_conf)
1802 NCONF_free(dbattr_conf);
1803 if (tmpdb)
1804 TXT_DB_free(tmpdb);
1805 if (in)
1806 BIO_free_all(in);
1807 return retdb;
1808}
f85b68cd
RL		 1809
1810int index_index(CA_DB *db)
10621efd
MC		 1811{
1812 if (!TXT_DB_create_index(db->db, DB_serial, NULL,
1813 LHASH_HASH_FN(index_serial),
1814 LHASH_COMP_FN(index_serial))) {
1815 BIO_printf(bio_err,
1816 "error creating serial number index:(%ld,%ld,%ld)\n",
1817 db->db->error, db->db->arg1, db->db->arg2);
1818 return 0;
1819 }
1820
1821 if (db->attributes.unique_subject
1822 && !TXT_DB_create_index(db->db, DB_name, index_name_qual,
1823 LHASH_HASH_FN(index_name),
1824 LHASH_COMP_FN(index_name))) {
1825 BIO_printf(bio_err, "error creating name index:(%ld,%ld,%ld)\n",
1826 db->db->error, db->db->arg1, db->db->arg2);
1827 return 0;
1828 }
1829 return 1;
1830}
f85b68cd 1831
7d727231 1832int save_index(const char *dbfile, const char *suffix, CA_DB *db)
10621efd
MC		 1833{
1834 char buf[3][BSIZE];
1835 BIO *out = BIO_new(BIO_s_file());
1836 int j;
1837
1838 if (out == NULL) {
1839 ERR_print_errors(bio_err);
1840 goto err;
1841 }
1842
1843 j = strlen(dbfile) + strlen(suffix);
1844 if (j + 6 >= BSIZE) {
1845 BIO_printf(bio_err, "file name too long\n");
1846 goto err;
1847 }
f85b68cd 1848#ifndef OPENSSL_SYS_VMS
10621efd 1849 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr", dbfile);
f85b68cd 1850#else
10621efd 1851 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr", dbfile);
f85b68cd
RL		 1852#endif
1853#ifndef OPENSSL_SYS_VMS
10621efd 1854 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.attr.%s", dbfile, suffix);
f85b68cd 1855#else
10621efd 1856 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-attr-%s", dbfile, suffix);
f85b68cd
RL		 1857#endif
1858#ifndef OPENSSL_SYS_VMS
10621efd 1859 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, suffix);
f85b68cd 1860#else
10621efd 1861 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, suffix);
f85b68cd 1862#endif
63b6fe2b 1863#ifdef RL_DEBUG
10621efd 1864 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
63b6fe2b 1865#endif
10621efd
MC		 1866 if (BIO_write_filename(out, buf[0]) <= 0) {
1867 perror(dbfile);
1868 BIO_printf(bio_err, "unable to open '%s'\n", dbfile);
1869 goto err;
1870 }
1871 j = TXT_DB_write(out, db->db);
1872 if (j <= 0)
1873 goto err;
1874
1875 BIO_free(out);
1876
1877 out = BIO_new(BIO_s_file());
63b6fe2b 1878#ifdef RL_DEBUG
10621efd
MC		 1879 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[1]);
1880#endif
1881 if (BIO_write_filename(out, buf[1]) <= 0) {
1882 perror(buf[2]);
1883 BIO_printf(bio_err, "unable to open '%s'\n", buf[2]);
1884 goto err;
1885 }
1886 BIO_printf(out, "unique_subject = %s\n",
1887 db->attributes.unique_subject ? "yes" : "no");
1888 BIO_free(out);
1889
1890 return 1;
f85b68cd 1891 err:
10621efd
MC		 1892 return 0;
1893}
f85b68cd 1894
10621efd
MC		 1895int rotate_index(const char *dbfile, const char *new_suffix,
1896 const char *old_suffix)
1897{
1898 char buf[5][BSIZE];
1899 int i, j;
1900
1901 i = strlen(dbfile) + strlen(old_suffix);
1902 j = strlen(dbfile) + strlen(new_suffix);
1903 if (i > j)
1904 j = i;
1905 if (j + 6 >= BSIZE) {
1906 BIO_printf(bio_err, "file name too long\n");
1907 goto err;
1908 }
f85b68cd 1909#ifndef OPENSSL_SYS_VMS
10621efd 1910 j = BIO_snprintf(buf[4], sizeof buf[4], "%s.attr", dbfile);
f85b68cd 1911#else
10621efd 1912 j = BIO_snprintf(buf[4], sizeof buf[4], "%s-attr", dbfile);
f85b68cd
RL		 1913#endif
1914#ifndef OPENSSL_SYS_VMS
10621efd 1915 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr.%s", dbfile, new_suffix);
f85b68cd 1916#else
10621efd 1917 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr-%s", dbfile, new_suffix);
f85b68cd
RL		 1918#endif
1919#ifndef OPENSSL_SYS_VMS
10621efd 1920 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, new_suffix);
f85b68cd 1921#else
10621efd 1922 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, new_suffix);
f85b68cd
RL		 1923#endif
1924#ifndef OPENSSL_SYS_VMS
10621efd 1925 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s", dbfile, old_suffix);
f85b68cd 1926#else
10621efd 1927 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s", dbfile, old_suffix);
f85b68cd
RL		 1928#endif
1929#ifndef OPENSSL_SYS_VMS
10621efd 1930 j = BIO_snprintf(buf[3], sizeof buf[3], "%s.attr.%s", dbfile, old_suffix);
f85b68cd 1931#else
10621efd 1932 j = BIO_snprintf(buf[3], sizeof buf[3], "%s-attr-%s", dbfile, old_suffix);
f85b68cd 1933#endif
63b6fe2b 1934#ifdef RL_DEBUG
10621efd 1935 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", dbfile, buf[1]);
63b6fe2b 1936#endif
10621efd 1937 if (rename(dbfile, buf[1]) < 0 && errno != ENOENT
a1ad253f 1938#ifdef ENOTDIR
10621efd 1939 && errno != ENOTDIR
a1ad253f 1940#endif
10621efd
MC		 1941 ) {
1942 BIO_printf(bio_err, "unable to rename %s to %s\n", dbfile, buf[1]);
1943 perror("reason");
1944 goto err;
1945 }
63b6fe2b 1946#ifdef RL_DEBUG
10621efd
MC		 1947 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", buf[0], dbfile);
1948#endif
1949 if (rename(buf[0], dbfile) < 0) {
1950 BIO_printf(bio_err, "unable to rename %s to %s\n", buf[0], dbfile);
1951 perror("reason");
1952 rename(buf[1], dbfile);
1953 goto err;
1954 }
63b6fe2b 1955#ifdef RL_DEBUG
10621efd 1956 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", buf[4], buf[3]);
63b6fe2b 1957#endif
10621efd 1958 if (rename(buf[4], buf[3]) < 0 && errno != ENOENT
a1ad253f 1959#ifdef ENOTDIR
10621efd
MC		 1960 && errno != ENOTDIR
1961#endif
1962 ) {
1963 BIO_printf(bio_err, "unable to rename %s to %s\n", buf[4], buf[3]);
1964 perror("reason");
1965 rename(dbfile, buf[0]);
1966 rename(buf[1], dbfile);
1967 goto err;
1968 }
63b6fe2b 1969#ifdef RL_DEBUG
10621efd
MC		 1970 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", buf[2], buf[4]);
1971#endif
1972 if (rename(buf[2], buf[4]) < 0) {
1973 BIO_printf(bio_err, "unable to rename %s to %s\n", buf[2], buf[4]);
1974 perror("reason");
1975 rename(buf[3], buf[4]);
1976 rename(dbfile, buf[0]);
1977 rename(buf[1], dbfile);
1978 goto err;
1979 }
1980 return 1;
f85b68cd 1981 err:
10621efd
MC		 1982 return 0;
1983}
f85b68cd
RL		 1984
1985void free_index(CA_DB *db)
10621efd
MC		 1986{
1987 if (db) {
1988 if (db->db)
1989 TXT_DB_free(db->db);
1990 OPENSSL_free(db);
1991 }
1992}
6d5ffb59 1993
ff990440 1994int parse_yesno(const char *str, int def)
10621efd
MC		 1995{
1996 int ret = def;
1997 if (str) {
1998 switch (*str) {
1999 case 'f': /* false */
2000 case 'F': /* FALSE */
2001 case 'n': /* no */
2002 case 'N': /* NO */
2003 case '0': /* 0 */
2004 ret = 0;
2005 break;
2006 case 't': /* true */
2007 case 'T': /* TRUE */
2008 case 'y': /* yes */
2009 case 'Y': /* YES */
2010 case '1': /* 1 */
2011 ret = 1;
2012 break;
2013 default:
2014 ret = def;
2015 break;
2016 }
2017 }
2018 return ret;
2019}
03ddbdd9 2020
6d5ffb59
RL		 2021/*
2022 * subject is expected to be in the format /type0=value0/type1=value1/type2=...
2023 * where characters may be escaped by \
2024 */
2025X509_NAME *parse_name(char *subject, long chtype, int multirdn)
10621efd
MC		 2026{
2027 size_t buflen = strlen(subject) + 1; /* to copy the types and values
2028 * into. due to escaping, the copy
2029 * can only become shorter */
2030 char *buf = OPENSSL_malloc(buflen);
2031 size_t max_ne = buflen / 2 + 1; /* maximum number of name elements */
2032 char **ne_types = OPENSSL_malloc(max_ne * sizeof(char *));
2033 char **ne_values = OPENSSL_malloc(max_ne * sizeof(char *));
2034 int *mval = OPENSSL_malloc(max_ne * sizeof(int));
2035
2036 char *sp = subject, *bp = buf;
2037 int i, ne_num = 0;
2038
2039 X509_NAME *n = NULL;
2040 int nid;
2041
2042 if (!buf || !ne_types || !ne_values || !mval) {
2043 BIO_printf(bio_err, "malloc error\n");
2044 goto error;
2045 }
2046
2047 if (*subject != '/') {
2048 BIO_printf(bio_err, "Subject does not start with '/'.\n");
2049 goto error;
2050 }
2051 sp++; /* skip leading / */
2052
2053 /* no multivalued RDN by default */
2054 mval[ne_num] = 0;
2055
2056 while (*sp) {
2057 /* collect type */
2058 ne_types[ne_num] = bp;
2059 while (*sp) {
2060 if (*sp == '\\') { /* is there anything to escape in the
2061 * type...? */
2062 if (*++sp)
2063 *bp++ = *sp++;
2064 else {
2065 BIO_printf(bio_err,
2066 "escape character at end of string\n");
2067 goto error;
2068 }
2069 } else if (*sp == '=') {
2070 sp++;
2071 *bp++ = '\0';
2072 break;
2073 } else
2074 *bp++ = *sp++;
2075 }
2076 if (!*sp) {
2077 BIO_printf(bio_err,
2078 "end of string encountered while processing type of subject name element #%d\n",
2079 ne_num);
2080 goto error;
2081 }
2082 ne_values[ne_num] = bp;
2083 while (*sp) {
2084 if (*sp == '\\') {
2085 if (*++sp)
2086 *bp++ = *sp++;
2087 else {
2088 BIO_printf(bio_err,
2089 "escape character at end of string\n");
2090 goto error;
2091 }
2092 } else if (*sp == '/') {
2093 sp++;
2094 /* no multivalued RDN by default */
2095 mval[ne_num + 1] = 0;
2096 break;
2097 } else if (*sp == '+' && multirdn) {
2098 /*
2099 * a not escaped + signals a mutlivalued RDN
2100 */
2101 sp++;
2102 mval[ne_num + 1] = -1;
2103 break;
2104 } else
2105 *bp++ = *sp++;
2106 }
2107 *bp++ = '\0';
2108 ne_num++;
2109 }
2110
2111 if (!(n = X509_NAME_new()))
2112 goto error;
2113
2114 for (i = 0; i < ne_num; i++) {
2115 if ((nid = OBJ_txt2nid(ne_types[i])) == NID_undef) {
2116 BIO_printf(bio_err,
2117 "Subject Attribute %s has no known NID, skipped\n",
2118 ne_types[i]);
2119 continue;
2120 }
2121
2122 if (!*ne_values[i]) {
2123 BIO_printf(bio_err,
2124 "No value provided for Subject Attribute %s, skipped\n",
2125 ne_types[i]);
2126 continue;
2127 }
2128
2129 if (!X509_NAME_add_entry_by_NID
2130 (n, nid, chtype, (unsigned char *)ne_values[i], -1, -1, mval[i]))
2131 goto error;
2132 }
2133
2134 OPENSSL_free(ne_values);
2135 OPENSSL_free(ne_types);
2136 OPENSSL_free(buf);
2137 OPENSSL_free(mval);
2138 return n;
2139
2140 error:
2141 X509_NAME_free(n);
2142 if (ne_values)
2143 OPENSSL_free(ne_values);
2144 if (ne_types)
2145 OPENSSL_free(ne_types);
2146 if (mval)
2147 OPENSSL_free(mval);
2148 if (buf)
2149 OPENSSL_free(buf);
2150 return NULL;
6d5ffb59
RL		 2151}
2152
c431798e 2153int args_verify(char ***pargs, int *pargc,
10621efd
MC		 2154 int *badarg, BIO *err, X509_VERIFY_PARAM **pm)
2155{
2156 ASN1_OBJECT *otmp = NULL;
2157 unsigned long flags = 0;
2158 int i;
2159 int purpose = 0, depth = -1;
2160 char **oldargs = *pargs;
2161 char *arg = **pargs, *argn = (*pargs)[1];
2162 time_t at_time = 0;
2163 if (!strcmp(arg, "-policy")) {
2164 if (!argn)
2165 *badarg = 1;
2166 else {
2167 otmp = OBJ_txt2obj(argn, 0);
2168 if (!otmp) {
2169 BIO_printf(err, "Invalid Policy \"%s\"\n", argn);
2170 *badarg = 1;
2171 }
2172 }
2173 (*pargs)++;
2174 } else if (strcmp(arg, "-purpose") == 0) {
2175 X509_PURPOSE *xptmp;
2176 if (!argn)
2177 *badarg = 1;
2178 else {
2179 i = X509_PURPOSE_get_by_sname(argn);
2180 if (i < 0) {
2181 BIO_printf(err, "unrecognized purpose\n");
2182 *badarg = 1;
2183 } else {
2184 xptmp = X509_PURPOSE_get0(i);
2185 purpose = X509_PURPOSE_get_id(xptmp);
2186 }
2187 }
2188 (*pargs)++;
2189 } else if (strcmp(arg, "-verify_depth") == 0) {
2190 if (!argn)
2191 *badarg = 1;
2192 else {
2193 depth = atoi(argn);
2194 if (depth < 0) {
2195 BIO_printf(err, "invalid depth\n");
2196 *badarg = 1;
2197 }
2198 }
2199 (*pargs)++;
2200 } else if (strcmp(arg, "-attime") == 0) {
2201 if (!argn)
2202 *badarg = 1;
2203 else {
2204 long timestamp;
2205 /*
2206 * interpret the -attime argument as seconds since Epoch
2207 */
2208 if (sscanf(argn, "%li", &timestamp) != 1) {
2209 BIO_printf(bio_err, "Error parsing timestamp %s\n", argn);
2210 *badarg = 1;
2211 }
2212 /* on some platforms time_t may be a float */
2213 at_time = (time_t)timestamp;
2214 }
2215 (*pargs)++;
2216 } else if (!strcmp(arg, "-ignore_critical"))
2217 flags |= X509_V_FLAG_IGNORE_CRITICAL;
2218 else if (!strcmp(arg, "-issuer_checks"))
2219 flags |= X509_V_FLAG_CB_ISSUER_CHECK;
2220 else if (!strcmp(arg, "-crl_check"))
2221 flags |= X509_V_FLAG_CRL_CHECK;
2222 else if (!strcmp(arg, "-crl_check_all"))
2223 flags |= X509_V_FLAG_CRL_CHECK | X509_V_FLAG_CRL_CHECK_ALL;
2224 else if (!strcmp(arg, "-policy_check"))
2225 flags |= X509_V_FLAG_POLICY_CHECK;
2226 else if (!strcmp(arg, "-explicit_policy"))
2227 flags |= X509_V_FLAG_EXPLICIT_POLICY;
2228 else if (!strcmp(arg, "-inhibit_any"))
2229 flags |= X509_V_FLAG_INHIBIT_ANY;
2230 else if (!strcmp(arg, "-inhibit_map"))
2231 flags |= X509_V_FLAG_INHIBIT_MAP;
2232 else if (!strcmp(arg, "-x509_strict"))
2233 flags |= X509_V_FLAG_X509_STRICT;
2234 else if (!strcmp(arg, "-extended_crl"))
2235 flags |= X509_V_FLAG_EXTENDED_CRL_SUPPORT;
2236 else if (!strcmp(arg, "-use_deltas"))
2237 flags |= X509_V_FLAG_USE_DELTAS;
2238 else if (!strcmp(arg, "-policy_print"))
2239 flags |= X509_V_FLAG_NOTIFY_POLICY;
2240 else if (!strcmp(arg, "-check_ss_sig"))
2241 flags |= X509_V_FLAG_CHECK_SS_SIGNATURE;
c6a39046
MC		 2242 else if (!strcmp(arg, "-no_alt_chains"))
2243 flags |= X509_V_FLAG_NO_ALT_CHAINS;
08327bfb
RL		 2244 else if (!strcmp(arg, "-allow_proxy_certs"))
2245 flags |= X509_V_FLAG_ALLOW_PROXY_CERTS;
10621efd
MC		 2246 else
2247 return 0;
2248
2249 if (*badarg) {
2250 if (*pm)
2251 X509_VERIFY_PARAM_free(*pm);
2252 *pm = NULL;
2253 goto end;
2254 }
2255
2256 if (!*pm && !(*pm = X509_VERIFY_PARAM_new())) {
2257 *badarg = 1;
2258 goto end;
2259 }
2260
2261 if (otmp)
2262 X509_VERIFY_PARAM_add0_policy(*pm, otmp);
2263 if (flags)
2264 X509_VERIFY_PARAM_set_flags(*pm, flags);
2265
2266 if (purpose)
2267 X509_VERIFY_PARAM_set_purpose(*pm, purpose);
2268
2269 if (depth >= 0)
2270 X509_VERIFY_PARAM_set_depth(*pm, depth);
2271
2272 if (at_time)
2273 X509_VERIFY_PARAM_set_time(*pm, at_time);
2274
2275 end:
2276
2277 (*pargs)++;
2278
2279 if (pargc)
2280 *pargc -= *pargs - oldargs;
2281
2282 return 1;
2283
2284}
2285
2286/*
2287 * Read whole contents of a BIO into an allocated memory buffer and return
2288 * it.
a9164153
DSH		 2289 */
2290
2291int bio_to_mem(unsigned char **out, int maxlen, BIO *in)
10621efd
MC		 2292{
2293 BIO *mem;
2294 int len, ret;
2295 unsigned char tbuf[1024];
2296 mem = BIO_new(BIO_s_mem());
2297 if (!mem)
2298 return -1;
2299 for (;;) {
2300 if ((maxlen != -1) && maxlen < 1024)
2301 len = maxlen;
2302 else
2303 len = 1024;
2304 len = BIO_read(in, tbuf, len);
2305 if (len <= 0)
2306 break;
2307 if (BIO_write(mem, tbuf, len) != len) {
2308 BIO_free(mem);
2309 return -1;
2310 }
2311 maxlen -= len;
2312
2313 if (maxlen == 0)
2314 break;
2315 }
2316 ret = BIO_get_mem_data(mem, (char **)out);
2317 BIO_set_flags(mem, BIO_FLAGS_MEM_RDONLY);
2318 BIO_free(mem);
2319 return ret;
2320}
a9164153 2321
4a3dc3c0 2322int pkey_ctrl_string(EVP_PKEY_CTX *ctx, char *value)
10621efd
MC		 2323{
2324 int rv;
2325 char *stmp, *vtmp = NULL;
2326 stmp = BUF_strdup(value);
2327 if (!stmp)
2328 return -1;
2329 vtmp = strchr(stmp, ':');
2330 if (vtmp) {
2331 *vtmp = 0;
2332 vtmp++;
2333 }
2334 rv = EVP_PKEY_CTX_ctrl_str(ctx, stmp, vtmp);
2335 OPENSSL_free(stmp);
2336 return rv;
2337}
a2318e86 2338
7d727231 2339static void nodes_print(BIO *out, const char *name,
10621efd
MC		 2340 STACK_OF(X509_POLICY_NODE) *nodes)
2341{
2342 X509_POLICY_NODE *node;
2343 int i;
2344 BIO_printf(out, "%s Policies:", name);
2345 if (nodes) {
2346 BIO_puts(out, "\n");
2347 for (i = 0; i < sk_X509_POLICY_NODE_num(nodes); i++) {
2348 node = sk_X509_POLICY_NODE_value(nodes, i);
2349 X509_POLICY_NODE_print(out, node, 2);
2350 }
2351 } else
2352 BIO_puts(out, " <empty>\n");
2353}
c431798e
DSH		 2354
2355void policies_print(BIO *out, X509_STORE_CTX *ctx)
10621efd
MC		 2356{
2357 X509_POLICY_TREE *tree;
2358 int explicit_policy;
2359 int free_out = 0;
2360 if (out == NULL) {
2361 out = BIO_new_fp(stderr, BIO_NOCLOSE);
2362 free_out = 1;
2363 }
2364 tree = X509_STORE_CTX_get0_policy_tree(ctx);
2365 explicit_policy = X509_STORE_CTX_get_explicit_policy(ctx);
2366
2367 BIO_printf(out, "Require explicit Policy: %s\n",
2368 explicit_policy ? "True" : "False");
2369
2370 nodes_print(out, "Authority", X509_policy_tree_get0_policies(tree));
2371 nodes_print(out, "User", X509_policy_tree_get0_user_policies(tree));
2372 if (free_out)
2373 BIO_free(out);
2374}
ffa10187 2375
79bd20fd 2376#if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
ed551cdd 2377
6caa4edd 2378static JPAKE_CTX *jpake_init(const char *us, const char *them,
10621efd
MC		 2379 const char *secret)
2380{
2381 BIGNUM *p = NULL;
2382 BIGNUM *g = NULL;
2383 BIGNUM *q = NULL;
2384 BIGNUM *bnsecret = BN_new();
2385 JPAKE_CTX *ctx;
2386
2387 /* Use a safe prime for p (that we found earlier) */
2388 BN_hex2bn(&p,
2389 "F9E5B365665EA7A05A9C534502780FEE6F1AB5BD4F49947FD036DBD7E905269AF46EF28B0FC07487EE4F5D20FB3C0AF8E700F3A2FA3414970CBED44FEDFF80CE78D800F184BB82435D137AADA2C6C16523247930A63B85661D1FC817A51ACD96168E95898A1F83A79FFB529368AA7833ABD1B0C3AEDDB14D2E1A2F71D99F763F");
2390 g = BN_new();
2391 BN_set_word(g, 2);
2392 q = BN_new();
2393 BN_rshift1(q, p);
2394
2395 BN_bin2bn((const unsigned char *)secret, strlen(secret), bnsecret);
2396
2397 ctx = JPAKE_CTX_new(us, them, p, g, q, bnsecret);
2398 BN_free(bnsecret);
2399 BN_free(q);
2400 BN_free(g);
2401 BN_free(p);
2402
2403 return ctx;
2404}
6caa4edd
BL		 2405
2406static void jpake_send_part(BIO *conn, const JPAKE_STEP_PART *p)
10621efd
MC		 2407{
2408 BN_print(conn, p->gx);
2409 BIO_puts(conn, "\n");
2410 BN_print(conn, p->zkpx.gr);
2411 BIO_puts(conn, "\n");
2412 BN_print(conn, p->zkpx.b);
2413 BIO_puts(conn, "\n");
2414}
6caa4edd
BL		 2415
2416static void jpake_send_step1(BIO *bconn, JPAKE_CTX *ctx)
10621efd
MC		 2417{
2418 JPAKE_STEP1 s1;
2419
2420 JPAKE_STEP1_init(&s1);
2421 JPAKE_STEP1_generate(&s1, ctx);
2422 jpake_send_part(bconn, &s1.p1);
2423 jpake_send_part(bconn, &s1.p2);
2424 (void)BIO_flush(bconn);
2425 JPAKE_STEP1_release(&s1);
2426}
6caa4edd
BL		 2427
2428static void jpake_send_step2(BIO *bconn, JPAKE_CTX *ctx)
10621efd
MC		 2429{
2430 JPAKE_STEP2 s2;
6caa4edd 2431
10621efd
MC		 2432 JPAKE_STEP2_init(&s2);
2433 JPAKE_STEP2_generate(&s2, ctx);
2434 jpake_send_part(bconn, &s2);
2435 (void)BIO_flush(bconn);
2436 JPAKE_STEP2_release(&s2);
2437}
6caa4edd
BL		 2438
2439static void jpake_send_step3a(BIO *bconn, JPAKE_CTX *ctx)
10621efd
MC		 2440{
2441 JPAKE_STEP3A s3a;
6caa4edd 2442
10621efd
MC		 2443 JPAKE_STEP3A_init(&s3a);
2444 JPAKE_STEP3A_generate(&s3a, ctx);
2445 BIO_write(bconn, s3a.hhk, sizeof s3a.hhk);
2446 (void)BIO_flush(bconn);
2447 JPAKE_STEP3A_release(&s3a);
2448}
6caa4edd
BL		 2449
2450static void jpake_send_step3b(BIO *bconn, JPAKE_CTX *ctx)
10621efd
MC		 2451{
2452 JPAKE_STEP3B s3b;
6caa4edd 2453
10621efd
MC		 2454 JPAKE_STEP3B_init(&s3b);
2455 JPAKE_STEP3B_generate(&s3b, ctx);
2456 BIO_write(bconn, s3b.hk, sizeof s3b.hk);
2457 (void)BIO_flush(bconn);
2458 JPAKE_STEP3B_release(&s3b);
2459}
6caa4edd
BL		 2460
2461static void readbn(BIGNUM **bn, BIO *bconn)
10621efd
MC		 2462{
2463 char buf[10240];
2464 int l;
2465
2466 l = BIO_gets(bconn, buf, sizeof buf);
2467 assert(l > 0);
2468 assert(buf[l - 1] == '\n');
2469 buf[l - 1] = '\0';
2470 BN_hex2bn(bn, buf);
2471}
6caa4edd
BL		 2472
2473static void jpake_receive_part(JPAKE_STEP_PART *p, BIO *bconn)
10621efd
MC		 2474{
2475 readbn(&p->gx, bconn);
2476 readbn(&p->zkpx.gr, bconn);
2477 readbn(&p->zkpx.b, bconn);
2478}
6caa4edd
BL		 2479
2480static void jpake_receive_step1(JPAKE_CTX *ctx, BIO *bconn)
10621efd
MC		 2481{
2482 JPAKE_STEP1 s1;
2483
2484 JPAKE_STEP1_init(&s1);
2485 jpake_receive_part(&s1.p1, bconn);
2486 jpake_receive_part(&s1.p2, bconn);
2487 if (!JPAKE_STEP1_process(ctx, &s1)) {
2488 ERR_print_errors(bio_err);
2489 exit(1);
2490 }
2491 JPAKE_STEP1_release(&s1);
2492}
6caa4edd
BL		 2493
2494static void jpake_receive_step2(JPAKE_CTX *ctx, BIO *bconn)
10621efd
MC		 2495{
2496 JPAKE_STEP2 s2;
2497
2498 JPAKE_STEP2_init(&s2);
2499 jpake_receive_part(&s2, bconn);
2500 if (!JPAKE_STEP2_process(ctx, &s2)) {
2501 ERR_print_errors(bio_err);
2502 exit(1);
2503 }
2504 JPAKE_STEP2_release(&s2);
2505}
6caa4edd
BL		 2506
2507static void jpake_receive_step3a(JPAKE_CTX *ctx, BIO *bconn)
10621efd
MC		 2508{
2509 JPAKE_STEP3A s3a;
2510 int l;
2511
2512 JPAKE_STEP3A_init(&s3a);
2513 l = BIO_read(bconn, s3a.hhk, sizeof s3a.hhk);
2514 assert(l == sizeof s3a.hhk);
2515 if (!JPAKE_STEP3A_process(ctx, &s3a)) {
2516 ERR_print_errors(bio_err);
2517 exit(1);
2518 }
2519 JPAKE_STEP3A_release(&s3a);
2520}
6caa4edd
BL		 2521
2522static void jpake_receive_step3b(JPAKE_CTX *ctx, BIO *bconn)
10621efd
MC		 2523{
2524 JPAKE_STEP3B s3b;
2525 int l;
2526
2527 JPAKE_STEP3B_init(&s3b);
2528 l = BIO_read(bconn, s3b.hk, sizeof s3b.hk);
2529 assert(l == sizeof s3b.hk);
2530 if (!JPAKE_STEP3B_process(ctx, &s3b)) {
2531 ERR_print_errors(bio_err);
2532 exit(1);
2533 }
2534 JPAKE_STEP3B_release(&s3b);
2535}
6caa4edd
BL		 2536
2537void jpake_client_auth(BIO *out, BIO *conn, const char *secret)
10621efd
MC		 2538{
2539 JPAKE_CTX *ctx;
2540 BIO *bconn;
6caa4edd 2541
10621efd 2542 BIO_puts(out, "Authenticating with JPAKE\n");
6caa4edd 2543
10621efd 2544 ctx = jpake_init("client", "server", secret);
6caa4edd 2545
10621efd
MC		 2546 bconn = BIO_new(BIO_f_buffer());
2547 BIO_push(bconn, conn);
6caa4edd 2548
10621efd
MC		 2549 jpake_send_step1(bconn, ctx);
2550 jpake_receive_step1(ctx, bconn);
2551 jpake_send_step2(bconn, ctx);
2552 jpake_receive_step2(ctx, bconn);
2553 jpake_send_step3a(bconn, ctx);
2554 jpake_receive_step3b(ctx, bconn);
6caa4edd 2555
10621efd 2556 BIO_puts(out, "JPAKE authentication succeeded, setting PSK\n");
f3b7bdad 2557
10621efd 2558 psk_key = BN_bn2hex(JPAKE_get_shared_key(ctx));
6caa4edd 2559
10621efd
MC		 2560 BIO_pop(bconn);
2561 BIO_free(bconn);
f3b7bdad 2562
10621efd
MC		 2563 JPAKE_CTX_free(ctx);
2564}
6caa4edd
BL		 2565
2566void jpake_server_auth(BIO *out, BIO *conn, const char *secret)
10621efd
MC		 2567{
2568 JPAKE_CTX *ctx;
2569 BIO *bconn;
6caa4edd 2570
10621efd 2571 BIO_puts(out, "Authenticating with JPAKE\n");
6caa4edd 2572
10621efd 2573 ctx = jpake_init("server", "client", secret);
6caa4edd 2574
10621efd
MC		 2575 bconn = BIO_new(BIO_f_buffer());
2576 BIO_push(bconn, conn);
6caa4edd 2577
10621efd
MC		 2578 jpake_receive_step1(ctx, bconn);
2579 jpake_send_step1(bconn, ctx);
2580 jpake_receive_step2(ctx, bconn);
2581 jpake_send_step2(bconn, ctx);
2582 jpake_receive_step3a(ctx, bconn);
2583 jpake_send_step3b(bconn, ctx);
6caa4edd 2584
10621efd 2585 BIO_puts(out, "JPAKE authentication succeeded, setting PSK\n");
f3b7bdad 2586
10621efd 2587 psk_key = BN_bn2hex(JPAKE_get_shared_key(ctx));
6caa4edd 2588
10621efd
MC		 2589 BIO_pop(bconn);
2590 BIO_free(bconn);
f3b7bdad 2591
10621efd
MC		 2592 JPAKE_CTX_free(ctx);
2593}
6caa4edd 2594
ed551cdd
DSH		 2595#endif
2596
68b33cc5 2597#if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
3e9a08ec
TH		 2598/*-
2599 * next_protos_parse parses a comma separated list of strings into a string
68b33cc5
BL		 2600 * in a format suitable for passing to SSL_CTX_set_next_protos_advertised.
2601 * outlen: (output) set to the length of the resulting buffer on success.
2602 * err: (maybe NULL) on failure, an error message line is written to this BIO.
2603 * in: a NUL termianted string like "abc,def,ghi"
2604 *
2605 * returns: a malloced buffer or NULL on failure.
2606 */
2607unsigned char *next_protos_parse(unsigned short *outlen, const char *in)
10621efd
MC		 2608{
2609 size_t len;
2610 unsigned char *out;
2611 size_t i, start = 0;
2612
2613 len = strlen(in);
2614 if (len >= 65535)
2615 return NULL;
2616
2617 out = OPENSSL_malloc(strlen(in) + 1);
2618 if (!out)
2619 return NULL;
2620
2621 for (i = 0; i <= len; ++i) {
2622 if (i == len || in[i] == ',') {
2623 if (i - start > 255) {
2624 OPENSSL_free(out);
2625 return NULL;
2626 }
2627 out[start] = i - start;
2628 start = i + 1;
2629 } else
2630 out[i + 1] = in[i];
2631 }
2632
2633 *outlen = len + 1;
2634 return out;
2635}
2636#endif /* !OPENSSL_NO_TLSEXT &&
2637 * !OPENSSL_NO_NEXTPROTONEG */
68b33cc5 2638
0a39d8f2
AP		 2639/*
2640 * Platform-specific sections
2641 */
ffa10187 2642#if defined(_WIN32)
a1ad253f
AP		 2643# ifdef fileno
2644# undef fileno
2645# define fileno(a) (int)_fileno(a)
2646# endif
2647
2648# include <windows.h>
2649# include <tchar.h>
2650
2651static int WIN32_rename(const char *from, const char *to)
10621efd
MC		 2652{
2653 TCHAR *tfrom = NULL, *tto;
2654 DWORD err;
2655 int ret = 0;
2656
2657 if (sizeof(TCHAR) == 1) {
2658 tfrom = (TCHAR *)from;
2659 tto = (TCHAR *)to;
2660 } else { /* UNICODE path */
2661
2662 size_t i, flen = strlen(from) + 1, tlen = strlen(to) + 1;
2663 tfrom = (TCHAR *)malloc(sizeof(TCHAR) * (flen + tlen));
2664 if (tfrom == NULL)
2665 goto err;
2666 tto = tfrom + flen;
2667# if !defined(_WIN32_WCE) || _WIN32_WCE>=101
2668 if (!MultiByteToWideChar(CP_ACP, 0, from, flen, (WCHAR *)tfrom, flen))
2669# endif
2670 for (i = 0; i < flen; i++)
2671 tfrom[i] = (TCHAR)from[i];
2672# if !defined(_WIN32_WCE) || _WIN32_WCE>=101
2673 if (!MultiByteToWideChar(CP_ACP, 0, to, tlen, (WCHAR *)tto, tlen))
2674# endif
2675 for (i = 0; i < tlen; i++)
2676 tto[i] = (TCHAR)to[i];
2677 }
2678
2679 if (MoveFile(tfrom, tto))
2680 goto ok;
2681 err = GetLastError();
2682 if (err == ERROR_ALREADY_EXISTS || err == ERROR_FILE_EXISTS) {
2683 if (DeleteFile(tto) && MoveFile(tfrom, tto))
2684 goto ok;
2685 err = GetLastError();
2686 }
2687 if (err == ERROR_FILE_NOT_FOUND || err == ERROR_PATH_NOT_FOUND)
2688 errno = ENOENT;
2689 else if (err == ERROR_ACCESS_DENIED)
2690 errno = EACCES;
2691 else
2692 errno = EINVAL; /* we could map more codes... */
2693 err:
2694 ret = -1;
2695 ok:
2696 if (tfrom != NULL && tfrom != (TCHAR *)from)
2697 free(tfrom);
2698 return ret;
2699}
0a39d8f2
AP		 2700#endif
2701
2702/* app_tminterval section */
2703#if defined(_WIN32)
10621efd
MC		 2704double app_tminterval(int stop, int usertime)
2705{
2706 FILETIME now;
2707 double ret = 0;
2708 static ULARGE_INTEGER tmstart;
2709 static int warning = 1;
2710# ifdef _WIN32_WINNT
2711 static HANDLE proc = NULL;
2712
2713 if (proc == NULL) {
2714 if (check_winnt())
2715 proc = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE,
2716 GetCurrentProcessId());
2717 if (proc == NULL)
2718 proc = (HANDLE) - 1;
2719 }
2720
2721 if (usertime && proc != (HANDLE) - 1) {
2722 FILETIME junk;
2723 GetProcessTimes(proc, &junk, &junk, &junk, &now);
2724 } else
2725# endif
2726 {
2727 SYSTEMTIME systime;
9135fddb 2728
10621efd
MC		 2729 if (usertime && warning) {
2730 BIO_printf(bio_err, "To get meaningful results, run "
2731 "this program on idle system.\n");
2732 warning = 0;
2733 }
2734 GetSystemTime(&systime);
2735 SystemTimeToFileTime(&systime, &now);
2736 }
9135fddb 2737
10621efd
MC		 2738 if (stop == TM_START) {
2739 tmstart.u.LowPart = now.dwLowDateTime;
2740 tmstart.u.HighPart = now.dwHighDateTime;
2741 } else {
2742 ULARGE_INTEGER tmstop;
9135fddb 2743
10621efd
MC		 2744 tmstop.u.LowPart = now.dwLowDateTime;
2745 tmstop.u.HighPart = now.dwHighDateTime;
9135fddb 2746
10621efd
MC		 2747 ret = (__int64)(tmstop.QuadPart - tmstart.QuadPart) * 1e-7;
2748 }
d88fcf73 2749
10621efd
MC		 2750 return (ret);
2751}
a950f287 2752
10621efd
MC		 2753#elif defined(OPENSSL_SYS_NETWARE)
2754# include <time.h>
a950f287 2755
10621efd
MC		 2756double app_tminterval(int stop, int usertime)
2757{
2758 double ret = 0;
2759 static clock_t tmstart;
2760 static int warning = 1;
2761
2762 if (usertime && warning) {
2763 BIO_printf(bio_err, "To get meaningful results, run "
2764 "this program on idle system.\n");
2765 warning = 0;
2766 }
2767
2768 if (stop == TM_START)
2769 tmstart = clock();
2770 else
2771 ret = (clock() - tmstart) / (double)CLOCKS_PER_SEC;
2772
2773 return (ret);
2774}
0a39d8f2 2775
10621efd
MC		 2776#elif defined(OPENSSL_SYSTEM_VXWORKS)
2777# include <time.h>
0a39d8f2 2778
10621efd
MC		 2779double app_tminterval(int stop, int usertime)
2780{
2781 double ret = 0;
2782# ifdef CLOCK_REALTIME
2783 static struct timespec tmstart;
2784 struct timespec now;
2785# else
2786 static unsigned long tmstart;
2787 unsigned long now;
2788# endif
2789 static int warning = 1;
2790
2791 if (usertime && warning) {
2792 BIO_printf(bio_err, "To get meaningful results, run "
2793 "this program on idle system.\n");
2794 warning = 0;
2795 }
2796# ifdef CLOCK_REALTIME
2797 clock_gettime(CLOCK_REALTIME, &now);
2798 if (stop == TM_START)
2799 tmstart = now;
2800 else
2801 ret = ((now.tv_sec + now.tv_nsec * 1e-9)
2802 - (tmstart.tv_sec + tmstart.tv_nsec * 1e-9));
2803# else
2804 now = tickGet();
2805 if (stop == TM_START)
2806 tmstart = now;
2807 else
2808 ret = (now - tmstart) / (double)sysClkRateGet();
2809# endif
2810 return (ret);
2811}
0a39d8f2 2812
10621efd
MC		 2813#elif defined(OPENSSL_SYSTEM_VMS)
2814# include <time.h>
2815# include <times.h>
0a39d8f2 2816
10621efd
MC		 2817double app_tminterval(int stop, int usertime)
2818{
2819 static clock_t tmstart;
2820 double ret = 0;
2821 clock_t now;
2822# ifdef __TMS
2823 struct tms rus;
2824
2825 now = times(&rus);
2826 if (usertime)
2827 now = rus.tms_utime;
2828# else
2829 if (usertime)
2830 now = clock(); /* sum of user and kernel times */
2831 else {
2832 struct timeval tv;
2833 gettimeofday(&tv, NULL);
2834 now = (clock_t)((unsigned long long)tv.tv_sec * CLK_TCK +
2835 (unsigned long long)tv.tv_usec * (1000000 / CLK_TCK)
2836 );
2837 }
2838# endif
2839 if (stop == TM_START)
2840 tmstart = now;
2841 else
2842 ret = (now - tmstart) / (double)(CLK_TCK);
0a39d8f2 2843
10621efd
MC		 2844 return (ret);
2845}
0a39d8f2 2846
10621efd
MC		 2847#elif defined(_SC_CLK_TCK) /* by means of unistd.h */
2848# include <sys/times.h>
0a39d8f2 2849
10621efd
MC		 2850double app_tminterval(int stop, int usertime)
2851{
2852 double ret = 0;
2853 struct tms rus;
2854 clock_t now = times(&rus);
2855 static clock_t tmstart;
2856
2857 if (usertime)
2858 now = rus.tms_utime;
2859
2860 if (stop == TM_START)
2861 tmstart = now;
2862 else {
2863 long int tck = sysconf(_SC_CLK_TCK);
2864 ret = (now - tmstart) / (double)tck;
2865 }
2866
2867 return (ret);
2868}
0a39d8f2 2869
10621efd
MC		 2870#else
2871# include <sys/time.h>
2872# include <sys/resource.h>
0a39d8f2 2873
10621efd
MC		 2874double app_tminterval(int stop, int usertime)
2875{
2876 double ret = 0;
2877 struct rusage rus;
2878 struct timeval now;
2879 static struct timeval tmstart;
2880
2881 if (usertime)
2882 getrusage(RUSAGE_SELF, &rus), now = rus.ru_utime;
2883 else
2884 gettimeofday(&now, NULL);
2885
2886 if (stop == TM_START)
2887 tmstart = now;
2888 else
2889 ret = ((now.tv_sec + now.tv_usec * 1e-6)
2890 - (tmstart.tv_sec + tmstart.tv_usec * 1e-6));
2891
2892 return ret;
2893}
0a39d8f2 2894#endif
a1ad253f 2895
0a39d8f2
AP		 2896/* app_isdir section */
2897#ifdef _WIN32
ffa10187 2898int app_isdir(const char *name)
10621efd
MC		 2899{
2900 HANDLE hList;
2901 WIN32_FIND_DATA FileData;
2902# if defined(UNICODE) || defined(_UNICODE)
2903 size_t i, len_0 = strlen(name) + 1;
2904
2905 if (len_0 > sizeof(FileData.cFileName) / sizeof(FileData.cFileName[0]))
2906 return -1;
2907
2908# if !defined(_WIN32_WCE) || _WIN32_WCE>=101
2909 if (!MultiByteToWideChar
2910 (CP_ACP, 0, name, len_0, FileData.cFileName, len_0))
2911# endif
2912 for (i = 0; i < len_0; i++)
2913 FileData.cFileName[i] = (WCHAR)name[i];
2914
2915 hList = FindFirstFile(FileData.cFileName, &FileData);
2916# else
2917 hList = FindFirstFile(name, &FileData);
2918# endif
2919 if (hList == INVALID_HANDLE_VALUE)
2920 return -1;
2921 FindClose(hList);
2922 return ((FileData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) != 0);
2923}
ffa10187 2924#else
10621efd
MC		 2925# include <sys/stat.h>
2926# ifndef S_ISDIR
2927# if defined(_S_IFMT) && defined(_S_IFDIR)
2928# define S_ISDIR(a) (((a) & _S_IFMT) == _S_IFDIR)
2929# else
2930# define S_ISDIR(a) (((a) & S_IFMT) == S_IFDIR)
2931# endif
2932# endif
ffa10187
AP		 2933
2934int app_isdir(const char *name)
10621efd
MC		 2935{
2936# if defined(S_ISDIR)
2937 struct stat st;
2938
2939 if (stat(name, &st) == 0)
2940 return S_ISDIR(st.st_mode);
2941 else
2942 return -1;
2943# else
2944 return -1;
2945# endif
2946}
ffa10187
AP		 2947#endif
2948
0a39d8f2 2949/* raw_read|write section */
ffa10187 2950#if defined(_WIN32) && defined(STD_INPUT_HANDLE)
10621efd
MC		 2951int raw_read_stdin(void *buf, int siz)
2952{
2953 DWORD n;
2954 if (ReadFile(GetStdHandle(STD_INPUT_HANDLE), buf, siz, &n, NULL))
2955 return (n);
2956 else
2957 return (-1);
2958}
ffa10187 2959#else
10621efd
MC		 2960int raw_read_stdin(void *buf, int siz)
2961{
2962 return read(fileno(stdin), buf, siz);
2963}
ffa10187
AP		 2964#endif
2965
2966#if defined(_WIN32) && defined(STD_OUTPUT_HANDLE)
10621efd
MC		 2967int raw_write_stdout(const void *buf, int siz)
2968{
2969 DWORD n;
2970 if (WriteFile(GetStdHandle(STD_OUTPUT_HANDLE), buf, siz, &n, NULL))
2971 return (n);
2972 else
2973 return (-1);
2974}
ffa10187 2975#else
10621efd
MC		 2976int raw_write_stdout(const void *buf, int siz)
2977{
2978 return write(fileno(stdout), buf, siz);
2979}
ffa10187 2980#endif
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