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OpenSSL 1.0.2f
[tomato.git] / release / src / router / openssl / apps / apps.c
blob2e778054ca8fceb87bccb9e48837cddb8e91f372
1 /* apps/apps.c */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58 /* ====================================================================
59 * 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
66 * notice, this list of conditions and the following disclaimer.
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 */
111
112 #if !defined(_POSIX_C_SOURCE) && defined(OPENSSL_SYS_VMS)
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.
116 */
117 # define _POSIX_C_SOURCE 2
118 #endif
119 #include <stdio.h>
120 #include <stdlib.h>
121 #include <string.h>
122 #include <sys/types.h>
123 #include <ctype.h>
124 #include <errno.h>
125 #include <assert.h>
126 #include <openssl/err.h>
127 #include <openssl/x509.h>
128 #include <openssl/x509v3.h>
129 #include <openssl/pem.h>
130 #include <openssl/pkcs12.h>
131 #include <openssl/ui.h>
132 #include <openssl/safestack.h>
133 #ifndef OPENSSL_NO_ENGINE
134 # include <openssl/engine.h>
135 #endif
136 #ifndef OPENSSL_NO_RSA
137 # include <openssl/rsa.h>
138 #endif
139 #include <openssl/bn.h>
140 #ifndef OPENSSL_NO_JPAKE
141 # include <openssl/jpake.h>
142 #endif
143
144 #define NON_MAIN
145 #include "apps.h"
146 #undef NON_MAIN
147
148 #ifdef _WIN32
149 static int WIN32_rename(const char *from, const char *to);
150 # define rename(from,to) WIN32_rename((from),(to))
151 #endif
152
153 typedef struct {
154 const char *name;
155 unsigned long flag;
156 unsigned long mask;
157 } NAME_EX_TBL;
158
159 static UI_METHOD *ui_method = NULL;
160
161 static int set_table_opts(unsigned long *flags, const char *arg,
162 const NAME_EX_TBL * in_tbl);
163 static int set_multi_opts(unsigned long *flags, const char *arg,
164 const NAME_EX_TBL * in_tbl);
165
166 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
167 /* Looks like this stuff is worth moving into separate function */
168 static EVP_PKEY *load_netscape_key(BIO *err, BIO *key, const char *file,
169 const char *key_descrip, int format);
170 #endif
171
172 int app_init(long mesgwin);
173 #ifdef undef /* never finished - probably never will be
174 * :-) */
175 int args_from_file(char *file, int *argc, char **argv[])
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 }
263 #endif
264
265 int str2fmt(char *s)
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 == 'H') || (*s == 'h'))
286 return FORMAT_HTTP;
287 else if ((*s == 'P') || (*s == 'p')) {
288 if (s[1] == 'V' || s[1] == 'v')
289 return FORMAT_PVK;
290 else
291 return (FORMAT_PEM);
292 } else
293 return (FORMAT_UNDEF);
294 }
295
296 #if defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16) || defined(OPENSSL_SYS_NETWARE)
297 void program_name(char *in, char *out, int size)
298 {
299 int i, n;
300 char *p = NULL;
301
302 n = strlen(in);
303 /* find the last '/', '\' or ':' */
304 for (i = n - 1; i > 0; i--) {
305 if ((in[i] == '/') || (in[i] == '\\') || (in[i] == ':')) {
306 p = &(in[i + 1]);
307 break;
308 }
309 }
310 if (p == NULL)
311 p = in;
312 n = strlen(p);
313
314 # if defined(OPENSSL_SYS_NETWARE)
315 /* strip off trailing .nlm if present. */
316 if ((n > 4) && (p[n - 4] == '.') &&
317 ((p[n - 3] == 'n') || (p[n - 3] == 'N')) &&
318 ((p[n - 2] == 'l') || (p[n - 2] == 'L')) &&
319 ((p[n - 1] == 'm') || (p[n - 1] == 'M')))
320 n -= 4;
321 # else
322 /* strip off trailing .exe if present. */
323 if ((n > 4) && (p[n - 4] == '.') &&
324 ((p[n - 3] == 'e') || (p[n - 3] == 'E')) &&
325 ((p[n - 2] == 'x') || (p[n - 2] == 'X')) &&
326 ((p[n - 1] == 'e') || (p[n - 1] == 'E')))
327 n -= 4;
328 # endif
329
330 if (n > size - 1)
331 n = size - 1;
332
333 for (i = 0; i < n; i++) {
334 if ((p[i] >= 'A') && (p[i] <= 'Z'))
335 out[i] = p[i] - 'A' + 'a';
336 else
337 out[i] = p[i];
338 }
339 out[n] = '\0';
340 }
341 #else
342 # ifdef OPENSSL_SYS_VMS
343 void program_name(char *in, char *out, int size)
344 {
345 char *p = in, *q;
346 char *chars = ":]>";
347
348 while (*chars != '\0') {
349 q = strrchr(p, *chars);
350 if (q > p)
351 p = q + 1;
352 chars++;
353 }
354
355 q = strrchr(p, '.');
356 if (q == NULL)
357 q = p + strlen(p);
358 strncpy(out, p, size - 1);
359 if (q - p >= size) {
360 out[size - 1] = '\0';
361 } else {
362 out[q - p] = '\0';
363 }
364 }
365 # else
366 void program_name(char *in, char *out, int size)
367 {
368 char *p;
369
370 p = strrchr(in, '/');
371 if (p != NULL)
372 p++;
373 else
374 p = in;
375 BUF_strlcpy(out, p, size);
376 }
377 # endif
378 #endif
379
380 int chopup_args(ARGS *arg, char *buf, int *argc, char **argv[])
381 {
382 int num, i;
383 char *p;
384
385 *argc = 0;
386 *argv = NULL;
387
388 i = 0;
389 if (arg->count == 0) {
390 arg->count = 20;
391 arg->data = (char **)OPENSSL_malloc(sizeof(char *) * arg->count);
392 if (arg->data == NULL)
393 return 0;
394 }
395 for (i = 0; i < arg->count; i++)
396 arg->data[i] = NULL;
397
398 num = 0;
399 p = buf;
400 for (;;) {
401 /* first scan over white space */
402 if (!*p)
403 break;
404 while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
405 p++;
406 if (!*p)
407 break;
408
409 /* The start of something good :-) */
410 if (num >= arg->count) {
411 char **tmp_p;
412 int tlen = arg->count + 20;
413 tmp_p = (char **)OPENSSL_realloc(arg->data,
414 sizeof(char *) * tlen);
415 if (tmp_p == NULL)
416 return 0;
417 arg->data = tmp_p;
418 arg->count = tlen;
419 /* initialize newly allocated data */
420 for (i = num; i < arg->count; i++)
421 arg->data[i] = NULL;
422 }
423 arg->data[num++] = p;
424
425 /* now look for the end of this */
426 if ((*p == '\'') || (*p == '\"')) { /* scan for closing quote */
427 i = *(p++);
428 arg->data[num - 1]++; /* jump over quote */
429 while (*p && (*p != i))
430 p++;
431 *p = '\0';
432 } else {
433 while (*p && ((*p != ' ') && (*p != '\t') && (*p != '\n')))
434 p++;
435
436 if (*p == '\0')
437 p--;
438 else
439 *p = '\0';
440 }
441 p++;
442 }
443 *argc = num;
444 *argv = arg->data;
445 return (1);
446 }
447
448 #ifndef APP_INIT
449 int app_init(long mesgwin)
450 {
451 return (1);
452 }
453 #endif
454
455 int dump_cert_text(BIO *out, X509 *x)
456 {
457 char *p;
458
459 p = X509_NAME_oneline(X509_get_subject_name(x), NULL, 0);
460 BIO_puts(out, "subject=");
461 BIO_puts(out, p);
462 OPENSSL_free(p);
463
464 p = X509_NAME_oneline(X509_get_issuer_name(x), NULL, 0);
465 BIO_puts(out, "\nissuer=");
466 BIO_puts(out, p);
467 BIO_puts(out, "\n");
468 OPENSSL_free(p);
469
470 return 0;
471 }
472
473 static int ui_open(UI *ui)
474 {
475 return UI_method_get_opener(UI_OpenSSL())(ui);
476 }
477
478 static int ui_read(UI *ui, UI_STRING *uis)
479 {
480 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
481 && UI_get0_user_data(ui)) {
482 switch (UI_get_string_type(uis)) {
483 case UIT_PROMPT:
484 case UIT_VERIFY:
485 {
486 const char *password =
487 ((PW_CB_DATA *)UI_get0_user_data(ui))->password;
488 if (password && password[0] != '\0') {
489 UI_set_result(ui, uis, password);
490 return 1;
491 }
492 }
493 default:
494 break;
495 }
496 }
497 return UI_method_get_reader(UI_OpenSSL())(ui, uis);
498 }
499
500 static int ui_write(UI *ui, UI_STRING *uis)
501 {
502 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
503 && UI_get0_user_data(ui)) {
504 switch (UI_get_string_type(uis)) {
505 case UIT_PROMPT:
506 case UIT_VERIFY:
507 {
508 const char *password =
509 ((PW_CB_DATA *)UI_get0_user_data(ui))->password;
510 if (password && password[0] != '\0')
511 return 1;
512 }
513 default:
514 break;
515 }
516 }
517 return UI_method_get_writer(UI_OpenSSL())(ui, uis);
518 }
519
520 static int ui_close(UI *ui)
521 {
522 return UI_method_get_closer(UI_OpenSSL())(ui);
523 }
524
525 int setup_ui_method(void)
526 {
527 ui_method = UI_create_method("OpenSSL application user interface");
528 UI_method_set_opener(ui_method, ui_open);
529 UI_method_set_reader(ui_method, ui_read);
530 UI_method_set_writer(ui_method, ui_write);
531 UI_method_set_closer(ui_method, ui_close);
532 return 0;
533 }
534
535 void destroy_ui_method(void)
536 {
537 if (ui_method) {
538 UI_destroy_method(ui_method);
539 ui_method = NULL;
540 }
541 }
542
543 int password_callback(char *buf, int bufsiz, int verify, PW_CB_DATA *cb_tmp)
544 {
545 UI *ui = NULL;
546 int res = 0;
547 const char *prompt_info = NULL;
548 const char *password = NULL;
549 PW_CB_DATA *cb_data = (PW_CB_DATA *)cb_tmp;
550
551 if (cb_data) {
552 if (cb_data->password)
553 password = cb_data->password;
554 if (cb_data->prompt_info)
555 prompt_info = cb_data->prompt_info;
556 }
557
558 if (password) {
559 res = strlen(password);
560 if (res > bufsiz)
561 res = bufsiz;
562 memcpy(buf, password, res);
563 return res;
564 }
565
566 ui = UI_new_method(ui_method);
567 if (ui) {
568 int ok = 0;
569 char *buff = NULL;
570 int ui_flags = 0;
571 char *prompt = NULL;
572
573 prompt = UI_construct_prompt(ui, "pass phrase", prompt_info);
574 if (!prompt) {
575 BIO_printf(bio_err, "Out of memory\n");
576 UI_free(ui);
577 return 0;
578 }
579
580 ui_flags |= UI_INPUT_FLAG_DEFAULT_PWD;
581 UI_ctrl(ui, UI_CTRL_PRINT_ERRORS, 1, 0, 0);
582
583 if (ok >= 0)
584 ok = UI_add_input_string(ui, prompt, ui_flags, buf,
585 PW_MIN_LENGTH, bufsiz - 1);
586 if (ok >= 0 && verify) {
587 buff = (char *)OPENSSL_malloc(bufsiz);
588 if (!buff) {
589 BIO_printf(bio_err, "Out of memory\n");
590 UI_free(ui);
591 OPENSSL_free(prompt);
592 return 0;
593 }
594 ok = UI_add_verify_string(ui, prompt, ui_flags, buff,
595 PW_MIN_LENGTH, bufsiz - 1, buf);
596 }
597 if (ok >= 0)
598 do {
599 ok = UI_process(ui);
600 }
601 while (ok < 0 && UI_ctrl(ui, UI_CTRL_IS_REDOABLE, 0, 0, 0));
602
603 if (buff) {
604 OPENSSL_cleanse(buff, (unsigned int)bufsiz);
605 OPENSSL_free(buff);
606 }
607
608 if (ok >= 0)
609 res = strlen(buf);
610 if (ok == -1) {
611 BIO_printf(bio_err, "User interface error\n");
612 ERR_print_errors(bio_err);
613 OPENSSL_cleanse(buf, (unsigned int)bufsiz);
614 res = 0;
615 }
616 if (ok == -2) {
617 BIO_printf(bio_err, "aborted!\n");
618 OPENSSL_cleanse(buf, (unsigned int)bufsiz);
619 res = 0;
620 }
621 UI_free(ui);
622 OPENSSL_free(prompt);
623 }
624 return res;
625 }
626
627 static char *app_get_pass(BIO *err, char *arg, int keepbio);
628
629 int app_passwd(BIO *err, char *arg1, char *arg2, char **pass1, char **pass2)
630 {
631 int same;
632 if (!arg2 || !arg1 || strcmp(arg1, arg2))
633 same = 0;
634 else
635 same = 1;
636 if (arg1) {
637 *pass1 = app_get_pass(err, arg1, same);
638 if (!*pass1)
639 return 0;
640 } else if (pass1)
641 *pass1 = NULL;
642 if (arg2) {
643 *pass2 = app_get_pass(err, arg2, same ? 2 : 0);
644 if (!*pass2)
645 return 0;
646 } else if (pass2)
647 *pass2 = NULL;
648 return 1;
649 }
650
651 static char *app_get_pass(BIO *err, char *arg, int keepbio)
652 {
653 char *tmp, tpass[APP_PASS_LEN];
654 static BIO *pwdbio = NULL;
655 int i;
656 if (!strncmp(arg, "pass:", 5))
657 return BUF_strdup(arg + 5);
658 if (!strncmp(arg, "env:", 4)) {
659 tmp = getenv(arg + 4);
660 if (!tmp) {
661 BIO_printf(err, "Can't read environment variable %s\n", arg + 4);
662 return NULL;
663 }
664 return BUF_strdup(tmp);
665 }
666 if (!keepbio || !pwdbio) {
667 if (!strncmp(arg, "file:", 5)) {
668 pwdbio = BIO_new_file(arg + 5, "r");
669 if (!pwdbio) {
670 BIO_printf(err, "Can't open file %s\n", arg + 5);
671 return NULL;
672 }
673 #if !defined(_WIN32)
674 /*
675 * Under _WIN32, which covers even Win64 and CE, file
676 * descriptors referenced by BIO_s_fd are not inherited
677 * by child process and therefore below is not an option.
678 * It could have been an option if bss_fd.c was operating
679 * on real Windows descriptors, such as those obtained
680 * with CreateFile.
681 */
682 } else if (!strncmp(arg, "fd:", 3)) {
683 BIO *btmp;
684 i = atoi(arg + 3);
685 if (i >= 0)
686 pwdbio = BIO_new_fd(i, BIO_NOCLOSE);
687 if ((i < 0) || !pwdbio) {
688 BIO_printf(err, "Can't access file descriptor %s\n", arg + 3);
689 return NULL;
690 }
691 /*
692 * Can't do BIO_gets on an fd BIO so add a buffering BIO
693 */
694 btmp = BIO_new(BIO_f_buffer());
695 pwdbio = BIO_push(btmp, pwdbio);
696 #endif
697 } else if (!strcmp(arg, "stdin")) {
698 pwdbio = BIO_new_fp(stdin, BIO_NOCLOSE);
699 if (!pwdbio) {
700 BIO_printf(err, "Can't open BIO for stdin\n");
701 return NULL;
702 }
703 } else {
704 BIO_printf(err, "Invalid password argument \"%s\"\n", arg);
705 return NULL;
706 }
707 }
708 i = BIO_gets(pwdbio, tpass, APP_PASS_LEN);
709 if (keepbio != 1) {
710 BIO_free_all(pwdbio);
711 pwdbio = NULL;
712 }
713 if (i <= 0) {
714 BIO_printf(err, "Error reading password from BIO\n");
715 return NULL;
716 }
717 tmp = strchr(tpass, '\n');
718 if (tmp)
719 *tmp = 0;
720 return BUF_strdup(tpass);
721 }
722
723 int add_oid_section(BIO *err, CONF *conf)
724 {
725 char *p;
726 STACK_OF(CONF_VALUE) *sktmp;
727 CONF_VALUE *cnf;
728 int i;
729 if (!(p = NCONF_get_string(conf, NULL, "oid_section"))) {
730 ERR_clear_error();
731 return 1;
732 }
733 if (!(sktmp = NCONF_get_section(conf, p))) {
734 BIO_printf(err, "problem loading oid section %s\n", p);
735 return 0;
736 }
737 for (i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
738 cnf = sk_CONF_VALUE_value(sktmp, i);
739 if (OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
740 BIO_printf(err, "problem creating object %s=%s\n",
741 cnf->name, cnf->value);
742 return 0;
743 }
744 }
745 return 1;
746 }
747
748 static int load_pkcs12(BIO *err, BIO *in, const char *desc,
749 pem_password_cb *pem_cb, void *cb_data,
750 EVP_PKEY **pkey, X509 **cert, STACK_OF(X509) **ca)
751 {
752 const char *pass;
753 char tpass[PEM_BUFSIZE];
754 int len, ret = 0;
755 PKCS12 *p12;
756 p12 = d2i_PKCS12_bio(in, NULL);
757 if (p12 == NULL) {
758 BIO_printf(err, "Error loading PKCS12 file for %s\n", desc);
759 goto die;
760 }
761 /* See if an empty password will do */
762 if (PKCS12_verify_mac(p12, "", 0) || PKCS12_verify_mac(p12, NULL, 0))
763 pass = "";
764 else {
765 if (!pem_cb)
766 pem_cb = (pem_password_cb *)password_callback;
767 len = pem_cb(tpass, PEM_BUFSIZE, 0, cb_data);
768 if (len < 0) {
769 BIO_printf(err, "Passpharse callback error for %s\n", desc);
770 goto die;
771 }
772 if (len < PEM_BUFSIZE)
773 tpass[len] = 0;
774 if (!PKCS12_verify_mac(p12, tpass, len)) {
775 BIO_printf(err,
776 "Mac verify error (wrong password?) in PKCS12 file for %s\n",
777 desc);
778 goto die;
779 }
780 pass = tpass;
781 }
782 ret = PKCS12_parse(p12, pass, pkey, cert, ca);
783 die:
784 if (p12)
785 PKCS12_free(p12);
786 return ret;
787 }
788
789 int load_cert_crl_http(const char *url, BIO *err,
790 X509 **pcert, X509_CRL **pcrl)
791 {
792 char *host = NULL, *port = NULL, *path = NULL;
793 BIO *bio = NULL;
794 OCSP_REQ_CTX *rctx = NULL;
795 int use_ssl, rv = 0;
796 if (!OCSP_parse_url(url, &host, &port, &path, &use_ssl))
797 goto err;
798 if (use_ssl) {
799 if (err)
800 BIO_puts(err, "https not supported\n");
801 goto err;
802 }
803 bio = BIO_new_connect(host);
804 if (!bio || !BIO_set_conn_port(bio, port))
805 goto err;
806 rctx = OCSP_REQ_CTX_new(bio, 1024);
807 if (!rctx)
808 goto err;
809 if (!OCSP_REQ_CTX_http(rctx, "GET", path))
810 goto err;
811 if (!OCSP_REQ_CTX_add1_header(rctx, "Host", host))
812 goto err;
813 if (pcert) {
814 do {
815 rv = X509_http_nbio(rctx, pcert);
816 }
817 while (rv == -1);
818 } else {
819 do {
820 rv = X509_CRL_http_nbio(rctx, pcrl);
821 } while (rv == -1);
822 }
823
824 err:
825 if (host)
826 OPENSSL_free(host);
827 if (path)
828 OPENSSL_free(path);
829 if (port)
830 OPENSSL_free(port);
831 if (bio)
832 BIO_free_all(bio);
833 if (rctx)
834 OCSP_REQ_CTX_free(rctx);
835 if (rv != 1) {
836 if (bio && err)
837 BIO_printf(bio_err, "Error loading %s from %s\n",
838 pcert ? "certificate" : "CRL", url);
839 ERR_print_errors(bio_err);
840 }
841 return rv;
842 }
843
844 X509 *load_cert(BIO *err, const char *file, int format,
845 const char *pass, ENGINE *e, const char *cert_descrip)
846 {
847 X509 *x = NULL;
848 BIO *cert;
849
850 if (format == FORMAT_HTTP) {
851 load_cert_crl_http(file, err, &x, NULL);
852 return x;
853 }
854
855 if ((cert = BIO_new(BIO_s_file())) == NULL) {
856 ERR_print_errors(err);
857 goto end;
858 }
859
860 if (file == NULL) {
861 #ifdef _IONBF
862 # ifndef OPENSSL_NO_SETVBUF_IONBF
863 setvbuf(stdin, NULL, _IONBF, 0);
864 # endif /* ndef OPENSSL_NO_SETVBUF_IONBF */
865 #endif
866 BIO_set_fp(cert, stdin, BIO_NOCLOSE);
867 } else {
868 if (BIO_read_filename(cert, file) <= 0) {
869 BIO_printf(err, "Error opening %s %s\n", cert_descrip, file);
870 ERR_print_errors(err);
871 goto end;
872 }
873 }
874
875 if (format == FORMAT_ASN1)
876 x = d2i_X509_bio(cert, NULL);
877 else if (format == FORMAT_NETSCAPE) {
878 NETSCAPE_X509 *nx;
879 nx = ASN1_item_d2i_bio(ASN1_ITEM_rptr(NETSCAPE_X509), cert, NULL);
880 if (nx == NULL)
881 goto end;
882
883 if ((strncmp(NETSCAPE_CERT_HDR, (char *)nx->header->data,
884 nx->header->length) != 0)) {
885 NETSCAPE_X509_free(nx);
886 BIO_printf(err, "Error reading header on certificate\n");
887 goto end;
888 }
889 x = nx->cert;
890 nx->cert = NULL;
891 NETSCAPE_X509_free(nx);
892 } else if (format == FORMAT_PEM)
893 x = PEM_read_bio_X509_AUX(cert, NULL,
894 (pem_password_cb *)password_callback, NULL);
895 else if (format == FORMAT_PKCS12) {
896 if (!load_pkcs12(err, cert, cert_descrip, NULL, NULL, NULL, &x, NULL))
897 goto end;
898 } else {
899 BIO_printf(err, "bad input format specified for %s\n", cert_descrip);
900 goto end;
901 }
902 end:
903 if (x == NULL) {
904 BIO_printf(err, "unable to load certificate\n");
905 ERR_print_errors(err);
906 }
907 if (cert != NULL)
908 BIO_free(cert);
909 return (x);
910 }
911
912 X509_CRL *load_crl(const char *infile, int format)
913 {
914 X509_CRL *x = NULL;
915 BIO *in = NULL;
916
917 if (format == FORMAT_HTTP) {
918 load_cert_crl_http(infile, bio_err, NULL, &x);
919 return x;
920 }
921
922 in = BIO_new(BIO_s_file());
923 if (in == NULL) {
924 ERR_print_errors(bio_err);
925 goto end;
926 }
927
928 if (infile == NULL)
929 BIO_set_fp(in, stdin, BIO_NOCLOSE);
930 else {
931 if (BIO_read_filename(in, infile) <= 0) {
932 perror(infile);
933 goto end;
934 }
935 }
936 if (format == FORMAT_ASN1)
937 x = d2i_X509_CRL_bio(in, NULL);
938 else if (format == FORMAT_PEM)
939 x = PEM_read_bio_X509_CRL(in, NULL, NULL, NULL);
940 else {
941 BIO_printf(bio_err, "bad input format specified for input crl\n");
942 goto end;
943 }
944 if (x == NULL) {
945 BIO_printf(bio_err, "unable to load CRL\n");
946 ERR_print_errors(bio_err);
947 goto end;
948 }
949
950 end:
951 BIO_free(in);
952 return (x);
953 }
954
955 EVP_PKEY *load_key(BIO *err, const char *file, int format, int maybe_stdin,
956 const char *pass, ENGINE *e, const char *key_descrip)
957 {
958 BIO *key = NULL;
959 EVP_PKEY *pkey = NULL;
960 PW_CB_DATA cb_data;
961
962 cb_data.password = pass;
963 cb_data.prompt_info = file;
964
965 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE)) {
966 BIO_printf(err, "no keyfile specified\n");
967 goto end;
968 }
969 #ifndef OPENSSL_NO_ENGINE
970 if (format == FORMAT_ENGINE) {
971 if (!e)
972 BIO_printf(err, "no engine specified\n");
973 else {
974 pkey = ENGINE_load_private_key(e, file, ui_method, &cb_data);
975 if (!pkey) {
976 BIO_printf(err, "cannot load %s from engine\n", key_descrip);
977 ERR_print_errors(err);
978 }
979 }
980 goto end;
981 }
982 #endif
983 key = BIO_new(BIO_s_file());
984 if (key == NULL) {
985 ERR_print_errors(err);
986 goto end;
987 }
988 if (file == NULL && maybe_stdin) {
989 #ifdef _IONBF
990 # ifndef OPENSSL_NO_SETVBUF_IONBF
991 setvbuf(stdin, NULL, _IONBF, 0);
992 # endif /* ndef OPENSSL_NO_SETVBUF_IONBF */
993 #endif
994 BIO_set_fp(key, stdin, BIO_NOCLOSE);
995 } else if (BIO_read_filename(key, file) <= 0) {
996 BIO_printf(err, "Error opening %s %s\n", key_descrip, file);
997 ERR_print_errors(err);
998 goto end;
999 }
1000 if (format == FORMAT_ASN1) {
1001 pkey = d2i_PrivateKey_bio(key, NULL);
1002 } else if (format == FORMAT_PEM) {
1003 pkey = PEM_read_bio_PrivateKey(key, NULL,
1004 (pem_password_cb *)password_callback,
1005 &cb_data);
1006 }
1007 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
1008 else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
1009 pkey = load_netscape_key(err, key, file, key_descrip, format);
1010 #endif
1011 else if (format == FORMAT_PKCS12) {
1012 if (!load_pkcs12(err, key, key_descrip,
1013 (pem_password_cb *)password_callback, &cb_data,
1014 &pkey, NULL, NULL))
1015 goto end;
1016 }
1017 #if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_DSA) && !defined (OPENSSL_NO_RC4)
1018 else if (format == FORMAT_MSBLOB)
1019 pkey = b2i_PrivateKey_bio(key);
1020 else if (format == FORMAT_PVK)
1021 pkey = b2i_PVK_bio(key, (pem_password_cb *)password_callback,
1022 &cb_data);
1023 #endif
1024 else {
1025 BIO_printf(err, "bad input format specified for key file\n");
1026 goto end;
1027 }
1028 end:
1029 if (key != NULL)
1030 BIO_free(key);
1031 if (pkey == NULL) {
1032 BIO_printf(err, "unable to load %s\n", key_descrip);
1033 ERR_print_errors(err);
1034 }
1035 return (pkey);
1036 }
1037
1038 EVP_PKEY *load_pubkey(BIO *err, const char *file, int format, int maybe_stdin,
1039 const char *pass, ENGINE *e, const char *key_descrip)
1040 {
1041 BIO *key = NULL;
1042 EVP_PKEY *pkey = NULL;
1043 PW_CB_DATA cb_data;
1044
1045 cb_data.password = pass;
1046 cb_data.prompt_info = file;
1047
1048 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE)) {
1049 BIO_printf(err, "no keyfile specified\n");
1050 goto end;
1051 }
1052 #ifndef OPENSSL_NO_ENGINE
1053 if (format == FORMAT_ENGINE) {
1054 if (!e)
1055 BIO_printf(bio_err, "no engine specified\n");
1056 else
1057 pkey = ENGINE_load_public_key(e, file, ui_method, &cb_data);
1058 goto end;
1059 }
1060 #endif
1061 key = BIO_new(BIO_s_file());
1062 if (key == NULL) {
1063 ERR_print_errors(err);
1064 goto end;
1065 }
1066 if (file == NULL && maybe_stdin) {
1067 #ifdef _IONBF
1068 # ifndef OPENSSL_NO_SETVBUF_IONBF
1069 setvbuf(stdin, NULL, _IONBF, 0);
1070 # endif /* ndef OPENSSL_NO_SETVBUF_IONBF */
1071 #endif
1072 BIO_set_fp(key, stdin, BIO_NOCLOSE);
1073 } else if (BIO_read_filename(key, file) <= 0) {
1074 BIO_printf(err, "Error opening %s %s\n", key_descrip, file);
1075 ERR_print_errors(err);
1076 goto end;
1077 }
1078 if (format == FORMAT_ASN1) {
1079 pkey = d2i_PUBKEY_bio(key, NULL);
1080 }
1081 #ifndef OPENSSL_NO_RSA
1082 else if (format == FORMAT_ASN1RSA) {
1083 RSA *rsa;
1084 rsa = d2i_RSAPublicKey_bio(key, NULL);
1085 if (rsa) {
1086 pkey = EVP_PKEY_new();
1087 if (pkey)
1088 EVP_PKEY_set1_RSA(pkey, rsa);
1089 RSA_free(rsa);
1090 } else
1091 pkey = NULL;
1092 } else if (format == FORMAT_PEMRSA) {
1093 RSA *rsa;
1094 rsa = PEM_read_bio_RSAPublicKey(key, NULL,
1095 (pem_password_cb *)password_callback,
1096 &cb_data);
1097 if (rsa) {
1098 pkey = EVP_PKEY_new();
1099 if (pkey)
1100 EVP_PKEY_set1_RSA(pkey, rsa);
1101 RSA_free(rsa);
1102 } else
1103 pkey = NULL;
1104 }
1105 #endif
1106 else if (format == FORMAT_PEM) {
1107 pkey = PEM_read_bio_PUBKEY(key, NULL,
1108 (pem_password_cb *)password_callback,
1109 &cb_data);
1110 }
1111 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
1112 else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
1113 pkey = load_netscape_key(err, key, file, key_descrip, format);
1114 #endif
1115 #if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_DSA)
1116 else if (format == FORMAT_MSBLOB)
1117 pkey = b2i_PublicKey_bio(key);
1118 #endif
1119 else {
1120 BIO_printf(err, "bad input format specified for key file\n");
1121 goto end;
1122 }
1123 end:
1124 if (key != NULL)
1125 BIO_free(key);
1126 if (pkey == NULL)
1127 BIO_printf(err, "unable to load %s\n", key_descrip);
1128 return (pkey);
1129 }
1130
1131 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
1132 static EVP_PKEY *load_netscape_key(BIO *err, BIO *key, const char *file,
1133 const char *key_descrip, int format)
1134 {
1135 EVP_PKEY *pkey;
1136 BUF_MEM *buf;
1137 RSA *rsa;
1138 const unsigned char *p;
1139 int size, i;
1140
1141 buf = BUF_MEM_new();
1142 pkey = EVP_PKEY_new();
1143 size = 0;
1144 if (buf == NULL || pkey == NULL)
1145 goto error;
1146 for (;;) {
1147 if (!BUF_MEM_grow_clean(buf, size + 1024 * 10))
1148 goto error;
1149 i = BIO_read(key, &(buf->data[size]), 1024 * 10);
1150 size += i;
1151 if (i == 0)
1152 break;
1153 if (i < 0) {
1154 BIO_printf(err, "Error reading %s %s", key_descrip, file);
1155 goto error;
1156 }
1157 }
1158 p = (unsigned char *)buf->data;
1159 rsa = d2i_RSA_NET(NULL, &p, (long)size, NULL,
1160 (format == FORMAT_IISSGC ? 1 : 0));
1161 if (rsa == NULL)
1162 goto error;
1163 BUF_MEM_free(buf);
1164 EVP_PKEY_set1_RSA(pkey, rsa);
1165 return pkey;
1166 error:
1167 BUF_MEM_free(buf);
1168 EVP_PKEY_free(pkey);
1169 return NULL;
1170 }
1171 #endif /* ndef OPENSSL_NO_RC4 */
1172
1173 static int load_certs_crls(BIO *err, const char *file, int format,
1174 const char *pass, ENGINE *e, const char *desc,
1175 STACK_OF(X509) **pcerts,
1176 STACK_OF(X509_CRL) **pcrls)
1177 {
1178 int i;
1179 BIO *bio;
1180 STACK_OF(X509_INFO) *xis = NULL;
1181 X509_INFO *xi;
1182 PW_CB_DATA cb_data;
1183 int rv = 0;
1184
1185 cb_data.password = pass;
1186 cb_data.prompt_info = file;
1187
1188 if (format != FORMAT_PEM) {
1189 BIO_printf(err, "bad input format specified for %s\n", desc);
1190 return 0;
1191 }
1192
1193 if (file == NULL)
1194 bio = BIO_new_fp(stdin, BIO_NOCLOSE);
1195 else
1196 bio = BIO_new_file(file, "r");
1197
1198 if (bio == NULL) {
1199 BIO_printf(err, "Error opening %s %s\n", desc, file ? file : "stdin");
1200 ERR_print_errors(err);
1201 return 0;
1202 }
1203
1204 xis = PEM_X509_INFO_read_bio(bio, NULL,
1205 (pem_password_cb *)password_callback,
1206 &cb_data);
1207
1208 BIO_free(bio);
1209
1210 if (pcerts) {
1211 *pcerts = sk_X509_new_null();
1212 if (!*pcerts)
1213 goto end;
1214 }
1215
1216 if (pcrls) {
1217 *pcrls = sk_X509_CRL_new_null();
1218 if (!*pcrls)
1219 goto end;
1220 }
1221
1222 for (i = 0; i < sk_X509_INFO_num(xis); i++) {
1223 xi = sk_X509_INFO_value(xis, i);
1224 if (xi->x509 && pcerts) {
1225 if (!sk_X509_push(*pcerts, xi->x509))
1226 goto end;
1227 xi->x509 = NULL;
1228 }
1229 if (xi->crl && pcrls) {
1230 if (!sk_X509_CRL_push(*pcrls, xi->crl))
1231 goto end;
1232 xi->crl = NULL;
1233 }
1234 }
1235
1236 if (pcerts && sk_X509_num(*pcerts) > 0)
1237 rv = 1;
1238
1239 if (pcrls && sk_X509_CRL_num(*pcrls) > 0)
1240 rv = 1;
1241
1242 end:
1243
1244 if (xis)
1245 sk_X509_INFO_pop_free(xis, X509_INFO_free);
1246
1247 if (rv == 0) {
1248 if (pcerts) {
1249 sk_X509_pop_free(*pcerts, X509_free);
1250 *pcerts = NULL;
1251 }
1252 if (pcrls) {
1253 sk_X509_CRL_pop_free(*pcrls, X509_CRL_free);
1254 *pcrls = NULL;
1255 }
1256 BIO_printf(err, "unable to load %s\n",
1257 pcerts ? "certificates" : "CRLs");
1258 ERR_print_errors(err);
1259 }
1260 return rv;
1261 }
1262
1263 STACK_OF(X509) *load_certs(BIO *err, const char *file, int format,
1264 const char *pass, ENGINE *e, const char *desc)
1265 {
1266 STACK_OF(X509) *certs;
1267 if (!load_certs_crls(err, file, format, pass, e, desc, &certs, NULL))
1268 return NULL;
1269 return certs;
1270 }
1271
1272 STACK_OF(X509_CRL) *load_crls(BIO *err, const char *file, int format,
1273 const char *pass, ENGINE *e, const char *desc)
1274 {
1275 STACK_OF(X509_CRL) *crls;
1276 if (!load_certs_crls(err, file, format, pass, e, desc, NULL, &crls))
1277 return NULL;
1278 return crls;
1279 }
1280
1281 #define X509V3_EXT_UNKNOWN_MASK (0xfL << 16)
1282 /* Return error for unknown extensions */
1283 #define X509V3_EXT_DEFAULT 0
1284 /* Print error for unknown extensions */
1285 #define X509V3_EXT_ERROR_UNKNOWN (1L << 16)
1286 /* ASN1 parse unknown extensions */
1287 #define X509V3_EXT_PARSE_UNKNOWN (2L << 16)
1288 /* BIO_dump unknown extensions */
1289 #define X509V3_EXT_DUMP_UNKNOWN (3L << 16)
1290
1291 #define X509_FLAG_CA (X509_FLAG_NO_ISSUER | X509_FLAG_NO_PUBKEY | \
1292 X509_FLAG_NO_HEADER | X509_FLAG_NO_VERSION)
1293
1294 int set_cert_ex(unsigned long *flags, const char *arg)
1295 {
1296 static const NAME_EX_TBL cert_tbl[] = {
1297 {"compatible", X509_FLAG_COMPAT, 0xffffffffl},
1298 {"ca_default", X509_FLAG_CA, 0xffffffffl},
1299 {"no_header", X509_FLAG_NO_HEADER, 0},
1300 {"no_version", X509_FLAG_NO_VERSION, 0},
1301 {"no_serial", X509_FLAG_NO_SERIAL, 0},
1302 {"no_signame", X509_FLAG_NO_SIGNAME, 0},
1303 {"no_validity", X509_FLAG_NO_VALIDITY, 0},
1304 {"no_subject", X509_FLAG_NO_SUBJECT, 0},
1305 {"no_issuer", X509_FLAG_NO_ISSUER, 0},
1306 {"no_pubkey", X509_FLAG_NO_PUBKEY, 0},
1307 {"no_extensions", X509_FLAG_NO_EXTENSIONS, 0},
1308 {"no_sigdump", X509_FLAG_NO_SIGDUMP, 0},
1309 {"no_aux", X509_FLAG_NO_AUX, 0},
1310 {"no_attributes", X509_FLAG_NO_ATTRIBUTES, 0},
1311 {"ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK},
1312 {"ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1313 {"ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1314 {"ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1315 {NULL, 0, 0}
1316 };
1317 return set_multi_opts(flags, arg, cert_tbl);
1318 }
1319
1320 int set_name_ex(unsigned long *flags, const char *arg)
1321 {
1322 static const NAME_EX_TBL ex_tbl[] = {
1323 {"esc_2253", ASN1_STRFLGS_ESC_2253, 0},
1324 {"esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0},
1325 {"esc_msb", ASN1_STRFLGS_ESC_MSB, 0},
1326 {"use_quote", ASN1_STRFLGS_ESC_QUOTE, 0},
1327 {"utf8", ASN1_STRFLGS_UTF8_CONVERT, 0},
1328 {"ignore_type", ASN1_STRFLGS_IGNORE_TYPE, 0},
1329 {"show_type", ASN1_STRFLGS_SHOW_TYPE, 0},
1330 {"dump_all", ASN1_STRFLGS_DUMP_ALL, 0},
1331 {"dump_nostr", ASN1_STRFLGS_DUMP_UNKNOWN, 0},
1332 {"dump_der", ASN1_STRFLGS_DUMP_DER, 0},
1333 {"compat", XN_FLAG_COMPAT, 0xffffffffL},
1334 {"sep_comma_plus", XN_FLAG_SEP_COMMA_PLUS, XN_FLAG_SEP_MASK},
1335 {"sep_comma_plus_space", XN_FLAG_SEP_CPLUS_SPC, XN_FLAG_SEP_MASK},
1336 {"sep_semi_plus_space", XN_FLAG_SEP_SPLUS_SPC, XN_FLAG_SEP_MASK},
1337 {"sep_multiline", XN_FLAG_SEP_MULTILINE, XN_FLAG_SEP_MASK},
1338 {"dn_rev", XN_FLAG_DN_REV, 0},
1339 {"nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK},
1340 {"sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK},
1341 {"lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK},
1342 {"align", XN_FLAG_FN_ALIGN, 0},
1343 {"oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK},
1344 {"space_eq", XN_FLAG_SPC_EQ, 0},
1345 {"dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0},
1346 {"RFC2253", XN_FLAG_RFC2253, 0xffffffffL},
1347 {"oneline", XN_FLAG_ONELINE, 0xffffffffL},
1348 {"multiline", XN_FLAG_MULTILINE, 0xffffffffL},
1349 {"ca_default", XN_FLAG_MULTILINE, 0xffffffffL},
1350 {NULL, 0, 0}
1351 };
1352 if (set_multi_opts(flags, arg, ex_tbl) == 0)
1353 return 0;
1354 if ((*flags & XN_FLAG_SEP_MASK) == 0)
1355 *flags |= XN_FLAG_SEP_CPLUS_SPC;
1356 return 1;
1357 }
1358
1359 int set_ext_copy(int *copy_type, const char *arg)
1360 {
1361 if (!strcasecmp(arg, "none"))
1362 *copy_type = EXT_COPY_NONE;
1363 else if (!strcasecmp(arg, "copy"))
1364 *copy_type = EXT_COPY_ADD;
1365 else if (!strcasecmp(arg, "copyall"))
1366 *copy_type = EXT_COPY_ALL;
1367 else
1368 return 0;
1369 return 1;
1370 }
1371
1372 int copy_extensions(X509 *x, X509_REQ *req, int copy_type)
1373 {
1374 STACK_OF(X509_EXTENSION) *exts = NULL;
1375 X509_EXTENSION *ext, *tmpext;
1376 ASN1_OBJECT *obj;
1377 int i, idx, ret = 0;
1378 if (!x || !req || (copy_type == EXT_COPY_NONE))
1379 return 1;
1380 exts = X509_REQ_get_extensions(req);
1381
1382 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
1383 ext = sk_X509_EXTENSION_value(exts, i);
1384 obj = X509_EXTENSION_get_object(ext);
1385 idx = X509_get_ext_by_OBJ(x, obj, -1);
1386 /* Does extension exist? */
1387 if (idx != -1) {
1388 /* If normal copy don't override existing extension */
1389 if (copy_type == EXT_COPY_ADD)
1390 continue;
1391 /* Delete all extensions of same type */
1392 do {
1393 tmpext = X509_get_ext(x, idx);
1394 X509_delete_ext(x, idx);
1395 X509_EXTENSION_free(tmpext);
1396 idx = X509_get_ext_by_OBJ(x, obj, -1);
1397 } while (idx != -1);
1398 }
1399 if (!X509_add_ext(x, ext, -1))
1400 goto end;
1401 }
1402
1403 ret = 1;
1404
1405 end:
1406
1407 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
1408
1409 return ret;
1410 }
1411
1412 static int set_multi_opts(unsigned long *flags, const char *arg,
1413 const NAME_EX_TBL * in_tbl)
1414 {
1415 STACK_OF(CONF_VALUE) *vals;
1416 CONF_VALUE *val;
1417 int i, ret = 1;
1418 if (!arg)
1419 return 0;
1420 vals = X509V3_parse_list(arg);
1421 for (i = 0; i < sk_CONF_VALUE_num(vals); i++) {
1422 val = sk_CONF_VALUE_value(vals, i);
1423 if (!set_table_opts(flags, val->name, in_tbl))
1424 ret = 0;
1425 }
1426 sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
1427 return ret;
1428 }
1429
1430 static int set_table_opts(unsigned long *flags, const char *arg,
1431 const NAME_EX_TBL * in_tbl)
1432 {
1433 char c;
1434 const NAME_EX_TBL *ptbl;
1435 c = arg[0];
1436
1437 if (c == '-') {
1438 c = 0;
1439 arg++;
1440 } else if (c == '+') {
1441 c = 1;
1442 arg++;
1443 } else
1444 c = 1;
1445
1446 for (ptbl = in_tbl; ptbl->name; ptbl++) {
1447 if (!strcasecmp(arg, ptbl->name)) {
1448 *flags &= ~ptbl->mask;
1449 if (c)
1450 *flags |= ptbl->flag;
1451 else
1452 *flags &= ~ptbl->flag;
1453 return 1;
1454 }
1455 }
1456 return 0;
1457 }
1458
1459 void print_name(BIO *out, const char *title, X509_NAME *nm,
1460 unsigned long lflags)
1461 {
1462 char *buf;
1463 char mline = 0;
1464 int indent = 0;
1465
1466 if (title)
1467 BIO_puts(out, title);
1468 if ((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
1469 mline = 1;
1470 indent = 4;
1471 }
1472 if (lflags == XN_FLAG_COMPAT) {
1473 buf = X509_NAME_oneline(nm, 0, 0);
1474 BIO_puts(out, buf);
1475 BIO_puts(out, "\n");
1476 OPENSSL_free(buf);
1477 } else {
1478 if (mline)
1479 BIO_puts(out, "\n");
1480 X509_NAME_print_ex(out, nm, indent, lflags);
1481 BIO_puts(out, "\n");
1482 }
1483 }
1484
1485 X509_STORE *setup_verify(BIO *bp, char *CAfile, char *CApath)
1486 {
1487 X509_STORE *store;
1488 X509_LOOKUP *lookup;
1489 if (!(store = X509_STORE_new()))
1490 goto end;
1491 lookup = X509_STORE_add_lookup(store, X509_LOOKUP_file());
1492 if (lookup == NULL)
1493 goto end;
1494 if (CAfile) {
1495 if (!X509_LOOKUP_load_file(lookup, CAfile, X509_FILETYPE_PEM)) {
1496 BIO_printf(bp, "Error loading file %s\n", CAfile);
1497 goto end;
1498 }
1499 } else
1500 X509_LOOKUP_load_file(lookup, NULL, X509_FILETYPE_DEFAULT);
1501
1502 lookup = X509_STORE_add_lookup(store, X509_LOOKUP_hash_dir());
1503 if (lookup == NULL)
1504 goto end;
1505 if (CApath) {
1506 if (!X509_LOOKUP_add_dir(lookup, CApath, X509_FILETYPE_PEM)) {
1507 BIO_printf(bp, "Error loading directory %s\n", CApath);
1508 goto end;
1509 }
1510 } else
1511 X509_LOOKUP_add_dir(lookup, NULL, X509_FILETYPE_DEFAULT);
1512
1513 ERR_clear_error();
1514 return store;
1515 end:
1516 X509_STORE_free(store);
1517 return NULL;
1518 }
1519
1520 #ifndef OPENSSL_NO_ENGINE
1521 /* Try to load an engine in a shareable library */
1522 static ENGINE *try_load_engine(BIO *err, const char *engine, int debug)
1523 {
1524 ENGINE *e = ENGINE_by_id("dynamic");
1525 if (e) {
1526 if (!ENGINE_ctrl_cmd_string(e, "SO_PATH", engine, 0)
1527 || !ENGINE_ctrl_cmd_string(e, "LOAD", NULL, 0)) {
1528 ENGINE_free(e);
1529 e = NULL;
1530 }
1531 }
1532 return e;
1533 }
1534
1535 ENGINE *setup_engine(BIO *err, const char *engine, int debug)
1536 {
1537 ENGINE *e = NULL;
1538
1539 if (engine) {
1540 if (strcmp(engine, "auto") == 0) {
1541 BIO_printf(err, "enabling auto ENGINE support\n");
1542 ENGINE_register_all_complete();
1543 return NULL;
1544 }
1545 if ((e = ENGINE_by_id(engine)) == NULL
1546 && (e = try_load_engine(err, engine, debug)) == NULL) {
1547 BIO_printf(err, "invalid engine \"%s\"\n", engine);
1548 ERR_print_errors(err);
1549 return NULL;
1550 }
1551 if (debug) {
1552 ENGINE_ctrl(e, ENGINE_CTRL_SET_LOGSTREAM, 0, err, 0);
1553 }
1554 ENGINE_ctrl_cmd(e, "SET_USER_INTERFACE", 0, ui_method, 0, 1);
1555 if (!ENGINE_set_default(e, ENGINE_METHOD_ALL)) {
1556 BIO_printf(err, "can't use that engine\n");
1557 ERR_print_errors(err);
1558 ENGINE_free(e);
1559 return NULL;
1560 }
1561
1562 BIO_printf(err, "engine \"%s\" set.\n", ENGINE_get_id(e));
1563
1564 /* Free our "structural" reference. */
1565 ENGINE_free(e);
1566 }
1567 return e;
1568 }
1569 #endif
1570
1571 int load_config(BIO *err, CONF *cnf)
1572 {
1573 static int load_config_called = 0;
1574 if (load_config_called)
1575 return 1;
1576 load_config_called = 1;
1577 if (!cnf)
1578 cnf = config;
1579 if (!cnf)
1580 return 1;
1581
1582 OPENSSL_load_builtin_modules();
1583
1584 if (CONF_modules_load(cnf, NULL, 0) <= 0) {
1585 BIO_printf(err, "Error configuring OpenSSL\n");
1586 ERR_print_errors(err);
1587 return 0;
1588 }
1589 return 1;
1590 }
1591
1592 char *make_config_name()
1593 {
1594 const char *t = X509_get_default_cert_area();
1595 size_t len;
1596 char *p;
1597
1598 len = strlen(t) + strlen(OPENSSL_CONF) + 2;
1599 p = OPENSSL_malloc(len);
1600 if (p == NULL)
1601 return NULL;
1602 BUF_strlcpy(p, t, len);
1603 #ifndef OPENSSL_SYS_VMS
1604 BUF_strlcat(p, "/", len);
1605 #endif
1606 BUF_strlcat(p, OPENSSL_CONF, len);
1607
1608 return p;
1609 }
1610
1611 static unsigned long index_serial_hash(const OPENSSL_CSTRING *a)
1612 {
1613 const char *n;
1614
1615 n = a[DB_serial];
1616 while (*n == '0')
1617 n++;
1618 return (lh_strhash(n));
1619 }
1620
1621 static int index_serial_cmp(const OPENSSL_CSTRING *a,
1622 const OPENSSL_CSTRING *b)
1623 {
1624 const char *aa, *bb;
1625
1626 for (aa = a[DB_serial]; *aa == '0'; aa++) ;
1627 for (bb = b[DB_serial]; *bb == '0'; bb++) ;
1628 return (strcmp(aa, bb));
1629 }
1630
1631 static int index_name_qual(char **a)
1632 {
1633 return (a[0][0] == 'V');
1634 }
1635
1636 static unsigned long index_name_hash(const OPENSSL_CSTRING *a)
1637 {
1638 return (lh_strhash(a[DB_name]));
1639 }
1640
1641 int index_name_cmp(const OPENSSL_CSTRING *a, const OPENSSL_CSTRING *b)
1642 {
1643 return (strcmp(a[DB_name], b[DB_name]));
1644 }
1645
1646 static IMPLEMENT_LHASH_HASH_FN(index_serial, OPENSSL_CSTRING)
1647 static IMPLEMENT_LHASH_COMP_FN(index_serial, OPENSSL_CSTRING)
1648 static IMPLEMENT_LHASH_HASH_FN(index_name, OPENSSL_CSTRING)
1649 static IMPLEMENT_LHASH_COMP_FN(index_name, OPENSSL_CSTRING)
1650 #undef BSIZE
1651 #define BSIZE 256
1652 BIGNUM *load_serial(char *serialfile, int create, ASN1_INTEGER **retai)
1653 {
1654 BIO *in = NULL;
1655 BIGNUM *ret = NULL;
1656 MS_STATIC char buf[1024];
1657 ASN1_INTEGER *ai = NULL;
1658
1659 ai = ASN1_INTEGER_new();
1660 if (ai == NULL)
1661 goto err;
1662
1663 if ((in = BIO_new(BIO_s_file())) == NULL) {
1664 ERR_print_errors(bio_err);
1665 goto err;
1666 }
1667
1668 if (BIO_read_filename(in, serialfile) <= 0) {
1669 if (!create) {
1670 perror(serialfile);
1671 goto err;
1672 } else {
1673 ret = BN_new();
1674 if (ret == NULL || !rand_serial(ret, ai))
1675 BIO_printf(bio_err, "Out of memory\n");
1676 }
1677 } else {
1678 if (!a2i_ASN1_INTEGER(in, ai, buf, 1024)) {
1679 BIO_printf(bio_err, "unable to load number from %s\n",
1680 serialfile);
1681 goto err;
1682 }
1683 ret = ASN1_INTEGER_to_BN(ai, NULL);
1684 if (ret == NULL) {
1685 BIO_printf(bio_err,
1686 "error converting number from bin to BIGNUM\n");
1687 goto err;
1688 }
1689 }
1690
1691 if (ret && retai) {
1692 *retai = ai;
1693 ai = NULL;
1694 }
1695 err:
1696 if (in != NULL)
1697 BIO_free(in);
1698 if (ai != NULL)
1699 ASN1_INTEGER_free(ai);
1700 return (ret);
1701 }
1702
1703 int save_serial(char *serialfile, char *suffix, BIGNUM *serial,
1704 ASN1_INTEGER **retai)
1705 {
1706 char buf[1][BSIZE];
1707 BIO *out = NULL;
1708 int ret = 0;
1709 ASN1_INTEGER *ai = NULL;
1710 int j;
1711
1712 if (suffix == NULL)
1713 j = strlen(serialfile);
1714 else
1715 j = strlen(serialfile) + strlen(suffix) + 1;
1716 if (j >= BSIZE) {
1717 BIO_printf(bio_err, "file name too long\n");
1718 goto err;
1719 }
1720
1721 if (suffix == NULL)
1722 BUF_strlcpy(buf[0], serialfile, BSIZE);
1723 else {
1724 #ifndef OPENSSL_SYS_VMS
1725 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, suffix);
1726 #else
1727 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, suffix);
1728 #endif
1729 }
1730 #ifdef RL_DEBUG
1731 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
1732 #endif
1733 out = BIO_new(BIO_s_file());
1734 if (out == NULL) {
1735 ERR_print_errors(bio_err);
1736 goto err;
1737 }
1738 if (BIO_write_filename(out, buf[0]) <= 0) {
1739 perror(serialfile);
1740 goto err;
1741 }
1742
1743 if ((ai = BN_to_ASN1_INTEGER(serial, NULL)) == NULL) {
1744 BIO_printf(bio_err, "error converting serial to ASN.1 format\n");
1745 goto err;
1746 }
1747 i2a_ASN1_INTEGER(out, ai);
1748 BIO_puts(out, "\n");
1749 ret = 1;
1750 if (retai) {
1751 *retai = ai;
1752 ai = NULL;
1753 }
1754 err:
1755 if (out != NULL)
1756 BIO_free_all(out);
1757 if (ai != NULL)
1758 ASN1_INTEGER_free(ai);
1759 return (ret);
1760 }
1761
1762 int rotate_serial(char *serialfile, char *new_suffix, char *old_suffix)
1763 {
1764 char buf[5][BSIZE];
1765 int i, j;
1766
1767 i = strlen(serialfile) + strlen(old_suffix);
1768 j = strlen(serialfile) + strlen(new_suffix);
1769 if (i > j)
1770 j = i;
1771 if (j + 1 >= BSIZE) {
1772 BIO_printf(bio_err, "file name too long\n");
1773 goto err;
1774 }
1775 #ifndef OPENSSL_SYS_VMS
1776 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, new_suffix);
1777 #else
1778 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, new_suffix);
1779 #endif
1780 #ifndef OPENSSL_SYS_VMS
1781 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s", serialfile, old_suffix);
1782 #else
1783 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s", serialfile, old_suffix);
1784 #endif
1785 #ifdef RL_DEBUG
1786 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1787 serialfile, buf[1]);
1788 #endif
1789 if (rename(serialfile, buf[1]) < 0 && errno != ENOENT
1790 #ifdef ENOTDIR
1791 && errno != ENOTDIR
1792 #endif
1793 ) {
1794 BIO_printf(bio_err,
1795 "unable to rename %s to %s\n", serialfile, buf[1]);
1796 perror("reason");
1797 goto err;
1798 }
1799 #ifdef RL_DEBUG
1800 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1801 buf[0], serialfile);
1802 #endif
1803 if (rename(buf[0], serialfile) < 0) {
1804 BIO_printf(bio_err,
1805 "unable to rename %s to %s\n", buf[0], serialfile);
1806 perror("reason");
1807 rename(buf[1], serialfile);
1808 goto err;
1809 }
1810 return 1;
1811 err:
1812 return 0;
1813 }
1814
1815 int rand_serial(BIGNUM *b, ASN1_INTEGER *ai)
1816 {
1817 BIGNUM *btmp;
1818 int ret = 0;
1819 if (b)
1820 btmp = b;
1821 else
1822 btmp = BN_new();
1823
1824 if (!btmp)
1825 return 0;
1826
1827 if (!BN_pseudo_rand(btmp, SERIAL_RAND_BITS, 0, 0))
1828 goto error;
1829 if (ai && !BN_to_ASN1_INTEGER(btmp, ai))
1830 goto error;
1831
1832 ret = 1;
1833
1834 error:
1835
1836 if (!b)
1837 BN_free(btmp);
1838
1839 return ret;
1840 }
1841
1842 CA_DB *load_index(char *dbfile, DB_ATTR *db_attr)
1843 {
1844 CA_DB *retdb = NULL;
1845 TXT_DB *tmpdb = NULL;
1846 BIO *in = BIO_new(BIO_s_file());
1847 CONF *dbattr_conf = NULL;
1848 char buf[1][BSIZE];
1849 long errorline = -1;
1850
1851 if (in == NULL) {
1852 ERR_print_errors(bio_err);
1853 goto err;
1854 }
1855 if (BIO_read_filename(in, dbfile) <= 0) {
1856 perror(dbfile);
1857 BIO_printf(bio_err, "unable to open '%s'\n", dbfile);
1858 goto err;
1859 }
1860 if ((tmpdb = TXT_DB_read(in, DB_NUMBER)) == NULL)
1861 goto err;
1862
1863 #ifndef OPENSSL_SYS_VMS
1864 BIO_snprintf(buf[0], sizeof buf[0], "%s.attr", dbfile);
1865 #else
1866 BIO_snprintf(buf[0], sizeof buf[0], "%s-attr", dbfile);
1867 #endif
1868 dbattr_conf = NCONF_new(NULL);
1869 if (NCONF_load(dbattr_conf, buf[0], &errorline) <= 0) {
1870 if (errorline > 0) {
1871 BIO_printf(bio_err,
1872 "error on line %ld of db attribute file '%s'\n",
1873 errorline, buf[0]);
1874 goto err;
1875 } else {
1876 NCONF_free(dbattr_conf);
1877 dbattr_conf = NULL;
1878 }
1879 }
1880
1881 if ((retdb = OPENSSL_malloc(sizeof(CA_DB))) == NULL) {
1882 fprintf(stderr, "Out of memory\n");
1883 goto err;
1884 }
1885
1886 retdb->db = tmpdb;
1887 tmpdb = NULL;
1888 if (db_attr)
1889 retdb->attributes = *db_attr;
1890 else {
1891 retdb->attributes.unique_subject = 1;
1892 }
1893
1894 if (dbattr_conf) {
1895 char *p = NCONF_get_string(dbattr_conf, NULL, "unique_subject");
1896 if (p) {
1897 #ifdef RL_DEBUG
1898 BIO_printf(bio_err,
1899 "DEBUG[load_index]: unique_subject = \"%s\"\n", p);
1900 #endif
1901 retdb->attributes.unique_subject = parse_yesno(p, 1);
1902 }
1903 }
1904
1905 err:
1906 if (dbattr_conf)
1907 NCONF_free(dbattr_conf);
1908 if (tmpdb)
1909 TXT_DB_free(tmpdb);
1910 if (in)
1911 BIO_free_all(in);
1912 return retdb;
1913 }
1914
1915 int index_index(CA_DB *db)
1916 {
1917 if (!TXT_DB_create_index(db->db, DB_serial, NULL,
1918 LHASH_HASH_FN(index_serial),
1919 LHASH_COMP_FN(index_serial))) {
1920 BIO_printf(bio_err,
1921 "error creating serial number index:(%ld,%ld,%ld)\n",
1922 db->db->error, db->db->arg1, db->db->arg2);
1923 return 0;
1924 }
1925
1926 if (db->attributes.unique_subject
1927 && !TXT_DB_create_index(db->db, DB_name, index_name_qual,
1928 LHASH_HASH_FN(index_name),
1929 LHASH_COMP_FN(index_name))) {
1930 BIO_printf(bio_err, "error creating name index:(%ld,%ld,%ld)\n",
1931 db->db->error, db->db->arg1, db->db->arg2);
1932 return 0;
1933 }
1934 return 1;
1935 }
1936
1937 int save_index(const char *dbfile, const char *suffix, CA_DB *db)
1938 {
1939 char buf[3][BSIZE];
1940 BIO *out = BIO_new(BIO_s_file());
1941 int j;
1942
1943 if (out == NULL) {
1944 ERR_print_errors(bio_err);
1945 goto err;
1946 }
1947
1948 j = strlen(dbfile) + strlen(suffix);
1949 if (j + 6 >= BSIZE) {
1950 BIO_printf(bio_err, "file name too long\n");
1951 goto err;
1952 }
1953 #ifndef OPENSSL_SYS_VMS
1954 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr", dbfile);
1955 #else
1956 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr", dbfile);
1957 #endif
1958 #ifndef OPENSSL_SYS_VMS
1959 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.attr.%s", dbfile, suffix);
1960 #else
1961 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-attr-%s", dbfile, suffix);
1962 #endif
1963 #ifndef OPENSSL_SYS_VMS
1964 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, suffix);
1965 #else
1966 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, suffix);
1967 #endif
1968 #ifdef RL_DEBUG
1969 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
1970 #endif
1971 if (BIO_write_filename(out, buf[0]) <= 0) {
1972 perror(dbfile);
1973 BIO_printf(bio_err, "unable to open '%s'\n", dbfile);
1974 goto err;
1975 }
1976 j = TXT_DB_write(out, db->db);
1977 if (j <= 0)
1978 goto err;
1979
1980 BIO_free(out);
1981
1982 out = BIO_new(BIO_s_file());
1983 #ifdef RL_DEBUG
1984 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[1]);
1985 #endif
1986 if (BIO_write_filename(out, buf[1]) <= 0) {
1987 perror(buf[2]);
1988 BIO_printf(bio_err, "unable to open '%s'\n", buf[2]);
1989 goto err;
1990 }
1991 BIO_printf(out, "unique_subject = %s\n",
1992 db->attributes.unique_subject ? "yes" : "no");
1993 BIO_free(out);
1994
1995 return 1;
1996 err:
1997 return 0;
1998 }
1999
2000 int rotate_index(const char *dbfile, const char *new_suffix,
2001 const char *old_suffix)
2002 {
2003 char buf[5][BSIZE];
2004 int i, j;
2005
2006 i = strlen(dbfile) + strlen(old_suffix);
2007 j = strlen(dbfile) + strlen(new_suffix);
2008 if (i > j)
2009 j = i;
2010 if (j + 6 >= BSIZE) {
2011 BIO_printf(bio_err, "file name too long\n");
2012 goto err;
2013 }
2014 #ifndef OPENSSL_SYS_VMS
2015 j = BIO_snprintf(buf[4], sizeof buf[4], "%s.attr", dbfile);
2016 #else
2017 j = BIO_snprintf(buf[4], sizeof buf[4], "%s-attr", dbfile);
2018 #endif
2019 #ifndef OPENSSL_SYS_VMS
2020 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr.%s", dbfile, new_suffix);
2021 #else
2022 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr-%s", dbfile, new_suffix);
2023 #endif
2024 #ifndef OPENSSL_SYS_VMS
2025 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, new_suffix);
2026 #else
2027 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, new_suffix);
2028 #endif
2029 #ifndef OPENSSL_SYS_VMS
2030 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s", dbfile, old_suffix);
2031 #else
2032 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s", dbfile, old_suffix);
2033 #endif
2034 #ifndef OPENSSL_SYS_VMS
2035 j = BIO_snprintf(buf[3], sizeof buf[3], "%s.attr.%s", dbfile, old_suffix);
2036 #else
2037 j = BIO_snprintf(buf[3], sizeof buf[3], "%s-attr-%s", dbfile, old_suffix);
2038 #endif
2039 #ifdef RL_DEBUG
2040 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", dbfile, buf[1]);
2041 #endif
2042 if (rename(dbfile, buf[1]) < 0 && errno != ENOENT
2043 #ifdef ENOTDIR
2044 && errno != ENOTDIR
2045 #endif
2046 ) {
2047 BIO_printf(bio_err, "unable to rename %s to %s\n", dbfile, buf[1]);
2048 perror("reason");
2049 goto err;
2050 }
2051 #ifdef RL_DEBUG
2052 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", buf[0], dbfile);
2053 #endif
2054 if (rename(buf[0], dbfile) < 0) {
2055 BIO_printf(bio_err, "unable to rename %s to %s\n", buf[0], dbfile);
2056 perror("reason");
2057 rename(buf[1], dbfile);
2058 goto err;
2059 }
2060 #ifdef RL_DEBUG
2061 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", buf[4], buf[3]);
2062 #endif
2063 if (rename(buf[4], buf[3]) < 0 && errno != ENOENT
2064 #ifdef ENOTDIR
2065 && errno != ENOTDIR
2066 #endif
2067 ) {
2068 BIO_printf(bio_err, "unable to rename %s to %s\n", buf[4], buf[3]);
2069 perror("reason");
2070 rename(dbfile, buf[0]);
2071 rename(buf[1], dbfile);
2072 goto err;
2073 }
2074 #ifdef RL_DEBUG
2075 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", buf[2], buf[4]);
2076 #endif
2077 if (rename(buf[2], buf[4]) < 0) {
2078 BIO_printf(bio_err, "unable to rename %s to %s\n", buf[2], buf[4]);
2079 perror("reason");
2080 rename(buf[3], buf[4]);
2081 rename(dbfile, buf[0]);
2082 rename(buf[1], dbfile);
2083 goto err;
2084 }
2085 return 1;
2086 err:
2087 return 0;
2088 }
2089
2090 void free_index(CA_DB *db)
2091 {
2092 if (db) {
2093 if (db->db)
2094 TXT_DB_free(db->db);
2095 OPENSSL_free(db);
2096 }
2097 }
2098
2099 int parse_yesno(const char *str, int def)
2100 {
2101 int ret = def;
2102 if (str) {
2103 switch (*str) {
2104 case 'f': /* false */
2105 case 'F': /* FALSE */
2106 case 'n': /* no */
2107 case 'N': /* NO */
2108 case '0': /* 0 */
2109 ret = 0;
2110 break;
2111 case 't': /* true */
2112 case 'T': /* TRUE */
2113 case 'y': /* yes */
2114 case 'Y': /* YES */
2115 case '1': /* 1 */
2116 ret = 1;
2117 break;
2118 default:
2119 ret = def;
2120 break;
2121 }
2122 }
2123 return ret;
2124 }
2125
2126 /*
2127 * subject is expected to be in the format /type0=value0/type1=value1/type2=...
2128 * where characters may be escaped by \
2129 */
2130 X509_NAME *parse_name(char *subject, long chtype, int multirdn)
2131 {
2132 size_t buflen = strlen(subject) + 1; /* to copy the types and values
2133 * into. due to escaping, the copy
2134 * can only become shorter */
2135 char *buf = OPENSSL_malloc(buflen);
2136 size_t max_ne = buflen / 2 + 1; /* maximum number of name elements */
2137 char **ne_types = OPENSSL_malloc(max_ne * sizeof(char *));
2138 char **ne_values = OPENSSL_malloc(max_ne * sizeof(char *));
2139 int *mval = OPENSSL_malloc(max_ne * sizeof(int));
2140
2141 char *sp = subject, *bp = buf;
2142 int i, ne_num = 0;
2143
2144 X509_NAME *n = NULL;
2145 int nid;
2146
2147 if (!buf || !ne_types || !ne_values || !mval) {
2148 BIO_printf(bio_err, "malloc error\n");
2149 goto error;
2150 }
2151
2152 if (*subject != '/') {
2153 BIO_printf(bio_err, "Subject does not start with '/'.\n");
2154 goto error;
2155 }
2156 sp++; /* skip leading / */
2157
2158 /* no multivalued RDN by default */
2159 mval[ne_num] = 0;
2160
2161 while (*sp) {
2162 /* collect type */
2163 ne_types[ne_num] = bp;
2164 while (*sp) {
2165 if (*sp == '\\') { /* is there anything to escape in the
2166 * type...? */
2167 if (*++sp)
2168 *bp++ = *sp++;
2169 else {
2170 BIO_printf(bio_err,
2171 "escape character at end of string\n");
2172 goto error;
2173 }
2174 } else if (*sp == '=') {
2175 sp++;
2176 *bp++ = '\0';
2177 break;
2178 } else
2179 *bp++ = *sp++;
2180 }
2181 if (!*sp) {
2182 BIO_printf(bio_err,
2183 "end of string encountered while processing type of subject name element #%d\n",
2184 ne_num);
2185 goto error;
2186 }
2187 ne_values[ne_num] = bp;
2188 while (*sp) {
2189 if (*sp == '\\') {
2190 if (*++sp)
2191 *bp++ = *sp++;
2192 else {
2193 BIO_printf(bio_err,
2194 "escape character at end of string\n");
2195 goto error;
2196 }
2197 } else if (*sp == '/') {
2198 sp++;
2199 /* no multivalued RDN by default */
2200 mval[ne_num + 1] = 0;
2201 break;
2202 } else if (*sp == '+' && multirdn) {
2203 /*
2204 * a not escaped + signals a mutlivalued RDN
2205 */
2206 sp++;
2207 mval[ne_num + 1] = -1;
2208 break;
2209 } else
2210 *bp++ = *sp++;
2211 }
2212 *bp++ = '\0';
2213 ne_num++;
2214 }
2215
2216 if (!(n = X509_NAME_new()))
2217 goto error;
2218
2219 for (i = 0; i < ne_num; i++) {
2220 if ((nid = OBJ_txt2nid(ne_types[i])) == NID_undef) {
2221 BIO_printf(bio_err,
2222 "Subject Attribute %s has no known NID, skipped\n",
2223 ne_types[i]);
2224 continue;
2225 }
2226
2227 if (!*ne_values[i]) {
2228 BIO_printf(bio_err,
2229 "No value provided for Subject Attribute %s, skipped\n",
2230 ne_types[i]);
2231 continue;
2232 }
2233
2234 if (!X509_NAME_add_entry_by_NID
2235 (n, nid, chtype, (unsigned char *)ne_values[i], -1, -1, mval[i]))
2236 goto error;
2237 }
2238
2239 OPENSSL_free(ne_values);
2240 OPENSSL_free(ne_types);
2241 OPENSSL_free(buf);
2242 OPENSSL_free(mval);
2243 return n;
2244
2245 error:
2246 X509_NAME_free(n);
2247 if (ne_values)
2248 OPENSSL_free(ne_values);
2249 if (ne_types)
2250 OPENSSL_free(ne_types);
2251 if (mval)
2252 OPENSSL_free(mval);
2253 if (buf)
2254 OPENSSL_free(buf);
2255 return NULL;
2256 }
2257
2258 int args_verify(char ***pargs, int *pargc,
2259 int *badarg, BIO *err, X509_VERIFY_PARAM **pm)
2260 {
2261 ASN1_OBJECT *otmp = NULL;
2262 unsigned long flags = 0;
2263 int i;
2264 int purpose = 0, depth = -1;
2265 char **oldargs = *pargs;
2266 char *arg = **pargs, *argn = (*pargs)[1];
2267 time_t at_time = 0;
2268 char *hostname = NULL;
2269 char *email = NULL;
2270 char *ipasc = NULL;
2271 if (!strcmp(arg, "-policy")) {
2272 if (!argn)
2273 *badarg = 1;
2274 else {
2275 otmp = OBJ_txt2obj(argn, 0);
2276 if (!otmp) {
2277 BIO_printf(err, "Invalid Policy \"%s\"\n", argn);
2278 *badarg = 1;
2279 }
2280 }
2281 (*pargs)++;
2282 } else if (strcmp(arg, "-purpose") == 0) {
2283 X509_PURPOSE *xptmp;
2284 if (!argn)
2285 *badarg = 1;
2286 else {
2287 i = X509_PURPOSE_get_by_sname(argn);
2288 if (i < 0) {
2289 BIO_printf(err, "unrecognized purpose\n");
2290 *badarg = 1;
2291 } else {
2292 xptmp = X509_PURPOSE_get0(i);
2293 purpose = X509_PURPOSE_get_id(xptmp);
2294 }
2295 }
2296 (*pargs)++;
2297 } else if (strcmp(arg, "-verify_depth") == 0) {
2298 if (!argn)
2299 *badarg = 1;
2300 else {
2301 depth = atoi(argn);
2302 if (depth < 0) {
2303 BIO_printf(err, "invalid depth\n");
2304 *badarg = 1;
2305 }
2306 }
2307 (*pargs)++;
2308 } else if (strcmp(arg, "-attime") == 0) {
2309 if (!argn)
2310 *badarg = 1;
2311 else {
2312 long timestamp;
2313 /*
2314 * interpret the -attime argument as seconds since Epoch
2315 */
2316 if (sscanf(argn, "%li", &timestamp) != 1) {
2317 BIO_printf(bio_err, "Error parsing timestamp %s\n", argn);
2318 *badarg = 1;
2319 }
2320 /* on some platforms time_t may be a float */
2321 at_time = (time_t)timestamp;
2322 }
2323 (*pargs)++;
2324 } else if (strcmp(arg, "-verify_hostname") == 0) {
2325 if (!argn)
2326 *badarg = 1;
2327 hostname = argn;
2328 (*pargs)++;
2329 } else if (strcmp(arg, "-verify_email") == 0) {
2330 if (!argn)
2331 *badarg = 1;
2332 email = argn;
2333 (*pargs)++;
2334 } else if (strcmp(arg, "-verify_ip") == 0) {
2335 if (!argn)
2336 *badarg = 1;
2337 ipasc = argn;
2338 (*pargs)++;
2339 } else if (!strcmp(arg, "-ignore_critical"))
2340 flags |= X509_V_FLAG_IGNORE_CRITICAL;
2341 else if (!strcmp(arg, "-issuer_checks"))
2342 flags |= X509_V_FLAG_CB_ISSUER_CHECK;
2343 else if (!strcmp(arg, "-crl_check"))
2344 flags |= X509_V_FLAG_CRL_CHECK;
2345 else if (!strcmp(arg, "-crl_check_all"))
2346 flags |= X509_V_FLAG_CRL_CHECK | X509_V_FLAG_CRL_CHECK_ALL;
2347 else if (!strcmp(arg, "-policy_check"))
2348 flags |= X509_V_FLAG_POLICY_CHECK;
2349 else if (!strcmp(arg, "-explicit_policy"))
2350 flags |= X509_V_FLAG_EXPLICIT_POLICY;
2351 else if (!strcmp(arg, "-inhibit_any"))
2352 flags |= X509_V_FLAG_INHIBIT_ANY;
2353 else if (!strcmp(arg, "-inhibit_map"))
2354 flags |= X509_V_FLAG_INHIBIT_MAP;
2355 else if (!strcmp(arg, "-x509_strict"))
2356 flags |= X509_V_FLAG_X509_STRICT;
2357 else if (!strcmp(arg, "-extended_crl"))
2358 flags |= X509_V_FLAG_EXTENDED_CRL_SUPPORT;
2359 else if (!strcmp(arg, "-use_deltas"))
2360 flags |= X509_V_FLAG_USE_DELTAS;
2361 else if (!strcmp(arg, "-policy_print"))
2362 flags |= X509_V_FLAG_NOTIFY_POLICY;
2363 else if (!strcmp(arg, "-check_ss_sig"))
2364 flags |= X509_V_FLAG_CHECK_SS_SIGNATURE;
2365 else if (!strcmp(arg, "-trusted_first"))
2366 flags |= X509_V_FLAG_TRUSTED_FIRST;
2367 else if (!strcmp(arg, "-suiteB_128_only"))
2368 flags |= X509_V_FLAG_SUITEB_128_LOS_ONLY;
2369 else if (!strcmp(arg, "-suiteB_128"))
2370 flags |= X509_V_FLAG_SUITEB_128_LOS;
2371 else if (!strcmp(arg, "-suiteB_192"))
2372 flags |= X509_V_FLAG_SUITEB_192_LOS;
2373 else if (!strcmp(arg, "-partial_chain"))
2374 flags |= X509_V_FLAG_PARTIAL_CHAIN;
2375 else if (!strcmp(arg, "-no_alt_chains"))
2376 flags |= X509_V_FLAG_NO_ALT_CHAINS;
2377 else
2378 return 0;
2379
2380 if (*badarg) {
2381 if (*pm)
2382 X509_VERIFY_PARAM_free(*pm);
2383 *pm = NULL;
2384 goto end;
2385 }
2386
2387 if (!*pm && !(*pm = X509_VERIFY_PARAM_new())) {
2388 *badarg = 1;
2389 goto end;
2390 }
2391
2392 if (otmp)
2393 X509_VERIFY_PARAM_add0_policy(*pm, otmp);
2394 if (flags)
2395 X509_VERIFY_PARAM_set_flags(*pm, flags);
2396
2397 if (purpose)
2398 X509_VERIFY_PARAM_set_purpose(*pm, purpose);
2399
2400 if (depth >= 0)
2401 X509_VERIFY_PARAM_set_depth(*pm, depth);
2402
2403 if (at_time)
2404 X509_VERIFY_PARAM_set_time(*pm, at_time);
2405
2406 if (hostname && !X509_VERIFY_PARAM_set1_host(*pm, hostname, 0))
2407 *badarg = 1;
2408
2409 if (email && !X509_VERIFY_PARAM_set1_email(*pm, email, 0))
2410 *badarg = 1;
2411
2412 if (ipasc && !X509_VERIFY_PARAM_set1_ip_asc(*pm, ipasc))
2413 *badarg = 1;
2414
2415 end:
2416
2417 (*pargs)++;
2418
2419 if (pargc)
2420 *pargc -= *pargs - oldargs;
2421
2422 return 1;
2423
2424 }
2425
2426 /*
2427 * Read whole contents of a BIO into an allocated memory buffer and return
2428 * it.
2429 */
2430
2431 int bio_to_mem(unsigned char **out, int maxlen, BIO *in)
2432 {
2433 BIO *mem;
2434 int len, ret;
2435 unsigned char tbuf[1024];
2436 mem = BIO_new(BIO_s_mem());
2437 if (!mem)
2438 return -1;
2439 for (;;) {
2440 if ((maxlen != -1) && maxlen < 1024)
2441 len = maxlen;
2442 else
2443 len = 1024;
2444 len = BIO_read(in, tbuf, len);
2445 if (len <= 0)
2446 break;
2447 if (BIO_write(mem, tbuf, len) != len) {
2448 BIO_free(mem);
2449 return -1;
2450 }
2451 maxlen -= len;
2452
2453 if (maxlen == 0)
2454 break;
2455 }
2456 ret = BIO_get_mem_data(mem, (char **)out);
2457 BIO_set_flags(mem, BIO_FLAGS_MEM_RDONLY);
2458 BIO_free(mem);
2459 return ret;
2460 }
2461
2462 int pkey_ctrl_string(EVP_PKEY_CTX *ctx, char *value)
2463 {
2464 int rv;
2465 char *stmp, *vtmp = NULL;
2466 stmp = BUF_strdup(value);
2467 if (!stmp)
2468 return -1;
2469 vtmp = strchr(stmp, ':');
2470 if (vtmp) {
2471 *vtmp = 0;
2472 vtmp++;
2473 }
2474 rv = EVP_PKEY_CTX_ctrl_str(ctx, stmp, vtmp);
2475 OPENSSL_free(stmp);
2476 return rv;
2477 }
2478
2479 static void nodes_print(BIO *out, const char *name,
2480 STACK_OF(X509_POLICY_NODE) *nodes)
2481 {
2482 X509_POLICY_NODE *node;
2483 int i;
2484 BIO_printf(out, "%s Policies:", name);
2485 if (nodes) {
2486 BIO_puts(out, "\n");
2487 for (i = 0; i < sk_X509_POLICY_NODE_num(nodes); i++) {
2488 node = sk_X509_POLICY_NODE_value(nodes, i);
2489 X509_POLICY_NODE_print(out, node, 2);
2490 }
2491 } else
2492 BIO_puts(out, " <empty>\n");
2493 }
2494
2495 void policies_print(BIO *out, X509_STORE_CTX *ctx)
2496 {
2497 X509_POLICY_TREE *tree;
2498 int explicit_policy;
2499 int free_out = 0;
2500 if (out == NULL) {
2501 out = BIO_new_fp(stderr, BIO_NOCLOSE);
2502 free_out = 1;
2503 }
2504 tree = X509_STORE_CTX_get0_policy_tree(ctx);
2505 explicit_policy = X509_STORE_CTX_get_explicit_policy(ctx);
2506
2507 BIO_printf(out, "Require explicit Policy: %s\n",
2508 explicit_policy ? "True" : "False");
2509
2510 nodes_print(out, "Authority", X509_policy_tree_get0_policies(tree));
2511 nodes_print(out, "User", X509_policy_tree_get0_user_policies(tree));
2512 if (free_out)
2513 BIO_free(out);
2514 }
2515
2516 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
2517
2518 static JPAKE_CTX *jpake_init(const char *us, const char *them,
2519 const char *secret)
2520 {
2521 BIGNUM *p = NULL;
2522 BIGNUM *g = NULL;
2523 BIGNUM *q = NULL;
2524 BIGNUM *bnsecret = BN_new();
2525 JPAKE_CTX *ctx;
2526
2527 /* Use a safe prime for p (that we found earlier) */
2528 BN_hex2bn(&p,
2529 "F9E5B365665EA7A05A9C534502780FEE6F1AB5BD4F49947FD036DBD7E905269AF46EF28B0FC07487EE4F5D20FB3C0AF8E700F3A2FA3414970CBED44FEDFF80CE78D800F184BB82435D137AADA2C6C16523247930A63B85661D1FC817A51ACD96168E95898A1F83A79FFB529368AA7833ABD1B0C3AEDDB14D2E1A2F71D99F763F");
2530 g = BN_new();
2531 BN_set_word(g, 2);
2532 q = BN_new();
2533 BN_rshift1(q, p);
2534
2535 BN_bin2bn((const unsigned char *)secret, strlen(secret), bnsecret);
2536
2537 ctx = JPAKE_CTX_new(us, them, p, g, q, bnsecret);
2538 BN_free(bnsecret);
2539 BN_free(q);
2540 BN_free(g);
2541 BN_free(p);
2542
2543 return ctx;
2544 }
2545
2546 static void jpake_send_part(BIO *conn, const JPAKE_STEP_PART *p)
2547 {
2548 BN_print(conn, p->gx);
2549 BIO_puts(conn, "\n");
2550 BN_print(conn, p->zkpx.gr);
2551 BIO_puts(conn, "\n");
2552 BN_print(conn, p->zkpx.b);
2553 BIO_puts(conn, "\n");
2554 }
2555
2556 static void jpake_send_step1(BIO *bconn, JPAKE_CTX *ctx)
2557 {
2558 JPAKE_STEP1 s1;
2559
2560 JPAKE_STEP1_init(&s1);
2561 JPAKE_STEP1_generate(&s1, ctx);
2562 jpake_send_part(bconn, &s1.p1);
2563 jpake_send_part(bconn, &s1.p2);
2564 (void)BIO_flush(bconn);
2565 JPAKE_STEP1_release(&s1);
2566 }
2567
2568 static void jpake_send_step2(BIO *bconn, JPAKE_CTX *ctx)
2569 {
2570 JPAKE_STEP2 s2;
2571
2572 JPAKE_STEP2_init(&s2);
2573 JPAKE_STEP2_generate(&s2, ctx);
2574 jpake_send_part(bconn, &s2);
2575 (void)BIO_flush(bconn);
2576 JPAKE_STEP2_release(&s2);
2577 }
2578
2579 static void jpake_send_step3a(BIO *bconn, JPAKE_CTX *ctx)
2580 {
2581 JPAKE_STEP3A s3a;
2582
2583 JPAKE_STEP3A_init(&s3a);
2584 JPAKE_STEP3A_generate(&s3a, ctx);
2585 BIO_write(bconn, s3a.hhk, sizeof s3a.hhk);
2586 (void)BIO_flush(bconn);
2587 JPAKE_STEP3A_release(&s3a);
2588 }
2589
2590 static void jpake_send_step3b(BIO *bconn, JPAKE_CTX *ctx)
2591 {
2592 JPAKE_STEP3B s3b;
2593
2594 JPAKE_STEP3B_init(&s3b);
2595 JPAKE_STEP3B_generate(&s3b, ctx);
2596 BIO_write(bconn, s3b.hk, sizeof s3b.hk);
2597 (void)BIO_flush(bconn);
2598 JPAKE_STEP3B_release(&s3b);
2599 }
2600
2601 static void readbn(BIGNUM **bn, BIO *bconn)
2602 {
2603 char buf[10240];
2604 int l;
2605
2606 l = BIO_gets(bconn, buf, sizeof buf);
2607 assert(l > 0);
2608 assert(buf[l - 1] == '\n');
2609 buf[l - 1] = '\0';
2610 BN_hex2bn(bn, buf);
2611 }
2612
2613 static void jpake_receive_part(JPAKE_STEP_PART *p, BIO *bconn)
2614 {
2615 readbn(&p->gx, bconn);
2616 readbn(&p->zkpx.gr, bconn);
2617 readbn(&p->zkpx.b, bconn);
2618 }
2619
2620 static void jpake_receive_step1(JPAKE_CTX *ctx, BIO *bconn)
2621 {
2622 JPAKE_STEP1 s1;
2623
2624 JPAKE_STEP1_init(&s1);
2625 jpake_receive_part(&s1.p1, bconn);
2626 jpake_receive_part(&s1.p2, bconn);
2627 if (!JPAKE_STEP1_process(ctx, &s1)) {
2628 ERR_print_errors(bio_err);
2629 exit(1);
2630 }
2631 JPAKE_STEP1_release(&s1);
2632 }
2633
2634 static void jpake_receive_step2(JPAKE_CTX *ctx, BIO *bconn)
2635 {
2636 JPAKE_STEP2 s2;
2637
2638 JPAKE_STEP2_init(&s2);
2639 jpake_receive_part(&s2, bconn);
2640 if (!JPAKE_STEP2_process(ctx, &s2)) {
2641 ERR_print_errors(bio_err);
2642 exit(1);
2643 }
2644 JPAKE_STEP2_release(&s2);
2645 }
2646
2647 static void jpake_receive_step3a(JPAKE_CTX *ctx, BIO *bconn)
2648 {
2649 JPAKE_STEP3A s3a;
2650 int l;
2651
2652 JPAKE_STEP3A_init(&s3a);
2653 l = BIO_read(bconn, s3a.hhk, sizeof s3a.hhk);
2654 assert(l == sizeof s3a.hhk);
2655 if (!JPAKE_STEP3A_process(ctx, &s3a)) {
2656 ERR_print_errors(bio_err);
2657 exit(1);
2658 }
2659 JPAKE_STEP3A_release(&s3a);
2660 }
2661
2662 static void jpake_receive_step3b(JPAKE_CTX *ctx, BIO *bconn)
2663 {
2664 JPAKE_STEP3B s3b;
2665 int l;
2666
2667 JPAKE_STEP3B_init(&s3b);
2668 l = BIO_read(bconn, s3b.hk, sizeof s3b.hk);
2669 assert(l == sizeof s3b.hk);
2670 if (!JPAKE_STEP3B_process(ctx, &s3b)) {
2671 ERR_print_errors(bio_err);
2672 exit(1);
2673 }
2674 JPAKE_STEP3B_release(&s3b);
2675 }
2676
2677 void jpake_client_auth(BIO *out, BIO *conn, const char *secret)
2678 {
2679 JPAKE_CTX *ctx;
2680 BIO *bconn;
2681
2682 BIO_puts(out, "Authenticating with JPAKE\n");
2683
2684 ctx = jpake_init("client", "server", secret);
2685
2686 bconn = BIO_new(BIO_f_buffer());
2687 BIO_push(bconn, conn);
2688
2689 jpake_send_step1(bconn, ctx);
2690 jpake_receive_step1(ctx, bconn);
2691 jpake_send_step2(bconn, ctx);
2692 jpake_receive_step2(ctx, bconn);
2693 jpake_send_step3a(bconn, ctx);
2694 jpake_receive_step3b(ctx, bconn);
2695
2696 BIO_puts(out, "JPAKE authentication succeeded, setting PSK\n");
2697
2698 if (psk_key)
2699 OPENSSL_free(psk_key);
2700
2701 psk_key = BN_bn2hex(JPAKE_get_shared_key(ctx));
2702
2703 BIO_pop(bconn);
2704 BIO_free(bconn);
2705
2706 JPAKE_CTX_free(ctx);
2707 }
2708
2709 void jpake_server_auth(BIO *out, BIO *conn, const char *secret)
2710 {
2711 JPAKE_CTX *ctx;
2712 BIO *bconn;
2713
2714 BIO_puts(out, "Authenticating with JPAKE\n");
2715
2716 ctx = jpake_init("server", "client", secret);
2717
2718 bconn = BIO_new(BIO_f_buffer());
2719 BIO_push(bconn, conn);
2720
2721 jpake_receive_step1(ctx, bconn);
2722 jpake_send_step1(bconn, ctx);
2723 jpake_receive_step2(ctx, bconn);
2724 jpake_send_step2(bconn, ctx);
2725 jpake_receive_step3a(ctx, bconn);
2726 jpake_send_step3b(bconn, ctx);
2727
2728 BIO_puts(out, "JPAKE authentication succeeded, setting PSK\n");
2729
2730 if (psk_key)
2731 OPENSSL_free(psk_key);
2732
2733 psk_key = BN_bn2hex(JPAKE_get_shared_key(ctx));
2734
2735 BIO_pop(bconn);
2736 BIO_free(bconn);
2737
2738 JPAKE_CTX_free(ctx);
2739 }
2740
2741 #endif
2742
2743 #ifndef OPENSSL_NO_TLSEXT
2744 /*-
2745 * next_protos_parse parses a comma separated list of strings into a string
2746 * in a format suitable for passing to SSL_CTX_set_next_protos_advertised.
2747 * outlen: (output) set to the length of the resulting buffer on success.
2748 * err: (maybe NULL) on failure, an error message line is written to this BIO.
2749 * in: a NUL termianted string like "abc,def,ghi"
2750 *
2751 * returns: a malloced buffer or NULL on failure.
2752 */
2753 unsigned char *next_protos_parse(unsigned short *outlen, const char *in)
2754 {
2755 size_t len;
2756 unsigned char *out;
2757 size_t i, start = 0;
2758
2759 len = strlen(in);
2760 if (len >= 65535)
2761 return NULL;
2762
2763 out = OPENSSL_malloc(strlen(in) + 1);
2764 if (!out)
2765 return NULL;
2766
2767 for (i = 0; i <= len; ++i) {
2768 if (i == len || in[i] == ',') {
2769 if (i - start > 255) {
2770 OPENSSL_free(out);
2771 return NULL;
2772 }
2773 out[start] = i - start;
2774 start = i + 1;
2775 } else
2776 out[i + 1] = in[i];
2777 }
2778
2779 *outlen = len + 1;
2780 return out;
2781 }
2782 #endif /* ndef OPENSSL_NO_TLSEXT */
2783
2784 void print_cert_checks(BIO *bio, X509 *x,
2785 const char *checkhost,
2786 const char *checkemail, const char *checkip)
2787 {
2788 if (x == NULL)
2789 return;
2790 if (checkhost) {
2791 BIO_printf(bio, "Hostname %s does%s match certificate\n",
2792 checkhost, X509_check_host(x, checkhost, 0, 0, NULL) == 1
2793 ? "" : " NOT");
2794 }
2795
2796 if (checkemail) {
2797 BIO_printf(bio, "Email %s does%s match certificate\n",
2798 checkemail, X509_check_email(x, checkemail, 0,
2799 0) ? "" : " NOT");
2800 }
2801
2802 if (checkip) {
2803 BIO_printf(bio, "IP %s does%s match certificate\n",
2804 checkip, X509_check_ip_asc(x, checkip, 0) ? "" : " NOT");
2805 }
2806 }
2807
2808 /* Get first http URL from a DIST_POINT structure */
2809
2810 static const char *get_dp_url(DIST_POINT *dp)
2811 {
2812 GENERAL_NAMES *gens;
2813 GENERAL_NAME *gen;
2814 int i, gtype;
2815 ASN1_STRING *uri;
2816 if (!dp->distpoint || dp->distpoint->type != 0)
2817 return NULL;
2818 gens = dp->distpoint->name.fullname;
2819 for (i = 0; i < sk_GENERAL_NAME_num(gens); i++) {
2820 gen = sk_GENERAL_NAME_value(gens, i);
2821 uri = GENERAL_NAME_get0_value(gen, &gtype);
2822 if (gtype == GEN_URI && ASN1_STRING_length(uri) > 6) {
2823 char *uptr = (char *)ASN1_STRING_data(uri);
2824 if (!strncmp(uptr, "http://", 7))
2825 return uptr;
2826 }
2827 }
2828 return NULL;
2829 }
2830
2831 /*
2832 * Look through a CRLDP structure and attempt to find an http URL to
2833 * downloads a CRL from.
2834 */
2835
2836 static X509_CRL *load_crl_crldp(STACK_OF(DIST_POINT) *crldp)
2837 {
2838 int i;
2839 const char *urlptr = NULL;
2840 for (i = 0; i < sk_DIST_POINT_num(crldp); i++) {
2841 DIST_POINT *dp = sk_DIST_POINT_value(crldp, i);
2842 urlptr = get_dp_url(dp);
2843 if (urlptr)
2844 return load_crl(urlptr, FORMAT_HTTP);
2845 }
2846 return NULL;
2847 }
2848
2849 /*
2850 * Example of downloading CRLs from CRLDP: not usable for real world as it
2851 * always downloads, doesn't support non-blocking I/O and doesn't cache
2852 * anything.
2853 */
2854
2855 static STACK_OF(X509_CRL) *crls_http_cb(X509_STORE_CTX *ctx, X509_NAME *nm)
2856 {
2857 X509 *x;
2858 STACK_OF(X509_CRL) *crls = NULL;
2859 X509_CRL *crl;
2860 STACK_OF(DIST_POINT) *crldp;
2861 x = X509_STORE_CTX_get_current_cert(ctx);
2862 crldp = X509_get_ext_d2i(x, NID_crl_distribution_points, NULL, NULL);
2863 crl = load_crl_crldp(crldp);
2864 sk_DIST_POINT_pop_free(crldp, DIST_POINT_free);
2865 if (!crl)
2866 return NULL;
2867 crls = sk_X509_CRL_new_null();
2868 sk_X509_CRL_push(crls, crl);
2869 /* Try to download delta CRL */
2870 crldp = X509_get_ext_d2i(x, NID_freshest_crl, NULL, NULL);
2871 crl = load_crl_crldp(crldp);
2872 sk_DIST_POINT_pop_free(crldp, DIST_POINT_free);
2873 if (crl)
2874 sk_X509_CRL_push(crls, crl);
2875 return crls;
2876 }
2877
2878 void store_setup_crl_download(X509_STORE *st)
2879 {
2880 X509_STORE_set_lookup_crls_cb(st, crls_http_cb);
2881 }
2882
2883 /*
2884 * Platform-specific sections
2885 */
2886 #if defined(_WIN32)
2887 # ifdef fileno
2888 # undef fileno
2889 # define fileno(a) (int)_fileno(a)
2890 # endif
2891
2892 # include <windows.h>
2893 # include <tchar.h>
2894
2895 static int WIN32_rename(const char *from, const char *to)
2896 {
2897 TCHAR *tfrom = NULL, *tto;
2898 DWORD err;
2899 int ret = 0;
2900
2901 if (sizeof(TCHAR) == 1) {
2902 tfrom = (TCHAR *)from;
2903 tto = (TCHAR *)to;
2904 } else { /* UNICODE path */
2905
2906 size_t i, flen = strlen(from) + 1, tlen = strlen(to) + 1;
2907 tfrom = (TCHAR *)malloc(sizeof(TCHAR) * (flen + tlen));
2908 if (tfrom == NULL)
2909 goto err;
2910 tto = tfrom + flen;
2911 # if !defined(_WIN32_WCE) || _WIN32_WCE>=101
2912 if (!MultiByteToWideChar(CP_ACP, 0, from, flen, (WCHAR *)tfrom, flen))
2913 # endif
2914 for (i = 0; i < flen; i++)
2915 tfrom[i] = (TCHAR)from[i];
2916 # if !defined(_WIN32_WCE) || _WIN32_WCE>=101
2917 if (!MultiByteToWideChar(CP_ACP, 0, to, tlen, (WCHAR *)tto, tlen))
2918 # endif
2919 for (i = 0; i < tlen; i++)
2920 tto[i] = (TCHAR)to[i];
2921 }
2922
2923 if (MoveFile(tfrom, tto))
2924 goto ok;
2925 err = GetLastError();
2926 if (err == ERROR_ALREADY_EXISTS || err == ERROR_FILE_EXISTS) {
2927 if (DeleteFile(tto) && MoveFile(tfrom, tto))
2928 goto ok;
2929 err = GetLastError();
2930 }
2931 if (err == ERROR_FILE_NOT_FOUND || err == ERROR_PATH_NOT_FOUND)
2932 errno = ENOENT;
2933 else if (err == ERROR_ACCESS_DENIED)
2934 errno = EACCES;
2935 else
2936 errno = EINVAL; /* we could map more codes... */
2937 err:
2938 ret = -1;
2939 ok:
2940 if (tfrom != NULL && tfrom != (TCHAR *)from)
2941 free(tfrom);
2942 return ret;
2943 }
2944 #endif
2945
2946 /* app_tminterval section */
2947 #if defined(_WIN32)
2948 double app_tminterval(int stop, int usertime)
2949 {
2950 FILETIME now;
2951 double ret = 0;
2952 static ULARGE_INTEGER tmstart;
2953 static int warning = 1;
2954 # ifdef _WIN32_WINNT
2955 static HANDLE proc = NULL;
2956
2957 if (proc == NULL) {
2958 if (check_winnt())
2959 proc = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE,
2960 GetCurrentProcessId());
2961 if (proc == NULL)
2962 proc = (HANDLE) - 1;
2963 }
2964
2965 if (usertime && proc != (HANDLE) - 1) {
2966 FILETIME junk;
2967 GetProcessTimes(proc, &junk, &junk, &junk, &now);
2968 } else
2969 # endif
2970 {
2971 SYSTEMTIME systime;
2972
2973 if (usertime && warning) {
2974 BIO_printf(bio_err, "To get meaningful results, run "
2975 "this program on idle system.\n");
2976 warning = 0;
2977 }
2978 GetSystemTime(&systime);
2979 SystemTimeToFileTime(&systime, &now);
2980 }
2981
2982 if (stop == TM_START) {
2983 tmstart.u.LowPart = now.dwLowDateTime;
2984 tmstart.u.HighPart = now.dwHighDateTime;
2985 } else {
2986 ULARGE_INTEGER tmstop;
2987
2988 tmstop.u.LowPart = now.dwLowDateTime;
2989 tmstop.u.HighPart = now.dwHighDateTime;
2990
2991 ret = (__int64)(tmstop.QuadPart - tmstart.QuadPart) * 1e-7;
2992 }
2993
2994 return (ret);
2995 }
2996
2997 #elif defined(OPENSSL_SYS_NETWARE)
2998 # include <time.h>
2999
3000 double app_tminterval(int stop, int usertime)
3001 {
3002 double ret = 0;
3003 static clock_t tmstart;
3004 static int warning = 1;
3005
3006 if (usertime && warning) {
3007 BIO_printf(bio_err, "To get meaningful results, run "
3008 "this program on idle system.\n");
3009 warning = 0;
3010 }
3011
3012 if (stop == TM_START)
3013 tmstart = clock();
3014 else
3015 ret = (clock() - tmstart) / (double)CLOCKS_PER_SEC;
3016
3017 return (ret);
3018 }
3019
3020 #elif defined(OPENSSL_SYSTEM_VXWORKS)
3021 # include <time.h>
3022
3023 double app_tminterval(int stop, int usertime)
3024 {
3025 double ret = 0;
3026 # ifdef CLOCK_REALTIME
3027 static struct timespec tmstart;
3028 struct timespec now;
3029 # else
3030 static unsigned long tmstart;
3031 unsigned long now;
3032 # endif
3033 static int warning = 1;
3034
3035 if (usertime && warning) {
3036 BIO_printf(bio_err, "To get meaningful results, run "
3037 "this program on idle system.\n");
3038 warning = 0;
3039 }
3040 # ifdef CLOCK_REALTIME
3041 clock_gettime(CLOCK_REALTIME, &now);
3042 if (stop == TM_START)
3043 tmstart = now;
3044 else
3045 ret = ((now.tv_sec + now.tv_nsec * 1e-9)
3046 - (tmstart.tv_sec + tmstart.tv_nsec * 1e-9));
3047 # else
3048 now = tickGet();
3049 if (stop == TM_START)
3050 tmstart = now;
3051 else
3052 ret = (now - tmstart) / (double)sysClkRateGet();
3053 # endif
3054 return (ret);
3055 }
3056
3057 #elif defined(OPENSSL_SYSTEM_VMS)
3058 # include <time.h>
3059 # include <times.h>
3060
3061 double app_tminterval(int stop, int usertime)
3062 {
3063 static clock_t tmstart;
3064 double ret = 0;
3065 clock_t now;
3066 # ifdef __TMS
3067 struct tms rus;
3068
3069 now = times(&rus);
3070 if (usertime)
3071 now = rus.tms_utime;
3072 # else
3073 if (usertime)
3074 now = clock(); /* sum of user and kernel times */
3075 else {
3076 struct timeval tv;
3077 gettimeofday(&tv, NULL);
3078 now = (clock_t)((unsigned long long)tv.tv_sec * CLK_TCK +
3079 (unsigned long long)tv.tv_usec * (1000000 / CLK_TCK)
3080 );
3081 }
3082 # endif
3083 if (stop == TM_START)
3084 tmstart = now;
3085 else
3086 ret = (now - tmstart) / (double)(CLK_TCK);
3087
3088 return (ret);
3089 }
3090
3091 #elif defined(_SC_CLK_TCK) /* by means of unistd.h */
3092 # include <sys/times.h>
3093
3094 double app_tminterval(int stop, int usertime)
3095 {
3096 double ret = 0;
3097 struct tms rus;
3098 clock_t now = times(&rus);
3099 static clock_t tmstart;
3100
3101 if (usertime)
3102 now = rus.tms_utime;
3103
3104 if (stop == TM_START)
3105 tmstart = now;
3106 else {
3107 long int tck = sysconf(_SC_CLK_TCK);
3108 ret = (now - tmstart) / (double)tck;
3109 }
3110
3111 return (ret);
3112 }
3113
3114 #else
3115 # include <sys/time.h>
3116 # include <sys/resource.h>
3117
3118 double app_tminterval(int stop, int usertime)
3119 {
3120 double ret = 0;
3121 struct rusage rus;
3122 struct timeval now;
3123 static struct timeval tmstart;
3124
3125 if (usertime)
3126 getrusage(RUSAGE_SELF, &rus), now = rus.ru_utime;
3127 else
3128 gettimeofday(&now, NULL);
3129
3130 if (stop == TM_START)
3131 tmstart = now;
3132 else
3133 ret = ((now.tv_sec + now.tv_usec * 1e-6)
3134 - (tmstart.tv_sec + tmstart.tv_usec * 1e-6));
3135
3136 return ret;
3137 }
3138 #endif
3139
3140 /* app_isdir section */
3141 #ifdef _WIN32
3142 int app_isdir(const char *name)
3143 {
3144 HANDLE hList;
3145 WIN32_FIND_DATA FileData;
3146 # if defined(UNICODE) || defined(_UNICODE)
3147 size_t i, len_0 = strlen(name) + 1;
3148
3149 if (len_0 > sizeof(FileData.cFileName) / sizeof(FileData.cFileName[0]))
3150 return -1;
3151
3152 # if !defined(_WIN32_WCE) || _WIN32_WCE>=101
3153 if (!MultiByteToWideChar
3154 (CP_ACP, 0, name, len_0, FileData.cFileName, len_0))
3155 # endif
3156 for (i = 0; i < len_0; i++)
3157 FileData.cFileName[i] = (WCHAR)name[i];
3158
3159 hList = FindFirstFile(FileData.cFileName, &FileData);
3160 # else
3161 hList = FindFirstFile(name, &FileData);
3162 # endif
3163 if (hList == INVALID_HANDLE_VALUE)
3164 return -1;
3165 FindClose(hList);
3166 return ((FileData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) != 0);
3167 }
3168 #else
3169 # include <sys/stat.h>
3170 # ifndef S_ISDIR
3171 # if defined(_S_IFMT) && defined(_S_IFDIR)
3172 # define S_ISDIR(a) (((a) & _S_IFMT) == _S_IFDIR)
3173 # else
3174 # define S_ISDIR(a) (((a) & S_IFMT) == S_IFDIR)
3175 # endif
3176 # endif
3177
3178 int app_isdir(const char *name)
3179 {
3180 # if defined(S_ISDIR)
3181 struct stat st;
3182
3183 if (stat(name, &st) == 0)
3184 return S_ISDIR(st.st_mode);
3185 else
3186 return -1;
3187 # else
3188 return -1;
3189 # endif
3190 }
3191 #endif
3192
3193 /* raw_read|write section */
3194 #if defined(_WIN32) && defined(STD_INPUT_HANDLE)
3195 int raw_read_stdin(void *buf, int siz)
3196 {
3197 DWORD n;
3198 if (ReadFile(GetStdHandle(STD_INPUT_HANDLE), buf, siz, &n, NULL))
3199 return (n);
3200 else
3201 return (-1);
3202 }
3203 #else
3204 int raw_read_stdin(void *buf, int siz)
3205 {
3206 return read(fileno(stdin), buf, siz);
3207 }
3208 #endif
3209
3210 #if defined(_WIN32) && defined(STD_OUTPUT_HANDLE)
3211 int raw_write_stdout(const void *buf, int siz)
3212 {
3213 DWORD n;
3214 if (WriteFile(GetStdHandle(STD_OUTPUT_HANDLE), buf, siz, &n, NULL))
3215 return (n);
3216 else
3217 return (-1);
3218 }
3219 #else
3220 int raw_write_stdout(const void *buf, int siz)
3221 {
3222 return write(fileno(stdout), buf, siz);
3223 }
3224 #endif
Tomato firmware and modifications.