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etc/services - sync with NetBSD-8
[minix.git] / crypto / external / bsd / openssl / dist / apps / apps.c
blob6801238348315c448f11b1a35870d07c83f3c7f5
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 #if !defined(OPENSSL_SYSNAME_WIN32) && !defined(NETWARE_CLIB)
123 # include <strings.h>
124 #endif
125 #include <sys/types.h>
126 #include <ctype.h>
127 #include <errno.h>
128 #include <assert.h>
129 #include <openssl/err.h>
130 #include <openssl/x509.h>
131 #include <openssl/x509v3.h>
132 #include <openssl/pem.h>
133 #include <openssl/pkcs12.h>
134 #include <openssl/ui.h>
135 #include <openssl/safestack.h>
136 #ifndef OPENSSL_NO_ENGINE
137 # include <openssl/engine.h>
138 #endif
139 #ifndef OPENSSL_NO_RSA
140 # include <openssl/rsa.h>
141 #endif
142 #include <openssl/bn.h>
143 #ifndef OPENSSL_NO_JPAKE
144 # include <openssl/jpake.h>
145 #endif
146
147 #define NON_MAIN
148 #include "apps.h"
149 #undef NON_MAIN
150
151 #ifdef _WIN32
152 static int WIN32_rename(const char *from, const char *to);
153 # define rename(from,to) WIN32_rename((from),(to))
154 #endif
155
156 typedef struct {
157 const char *name;
158 unsigned long flag;
159 unsigned long mask;
160 } NAME_EX_TBL;
161
162 static UI_METHOD *ui_method = NULL;
163
164 static int set_table_opts(unsigned long *flags, const char *arg,
165 const NAME_EX_TBL * in_tbl);
166 static int set_multi_opts(unsigned long *flags, const char *arg,
167 const NAME_EX_TBL * in_tbl);
168
169 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
170 /* Looks like this stuff is worth moving into separate function */
171 static EVP_PKEY *load_netscape_key(BIO *err, BIO *key, const char *file,
172 const char *key_descrip, int format);
173 #endif
174
175 int app_init(long mesgwin);
176 #ifdef undef /* never finished - probably never will be
177 * :-) */
178 int args_from_file(char *file, int *argc, char **argv[])
179 {
180 FILE *fp;
181 int num, i;
182 unsigned int len;
183 static char *buf = NULL;
184 static char **arg = NULL;
185 char *p;
186
187 fp = fopen(file, "r");
188 if (fp == NULL)
189 return (0);
190
191 if (fseek(fp, 0, SEEK_END) == 0)
192 len = ftell(fp), rewind(fp);
193 else
194 len = -1;
195 if (len <= 0) {
196 fclose(fp);
197 return (0);
198 }
199
200 *argc = 0;
201 *argv = NULL;
202
203 if (buf != NULL)
204 OPENSSL_free(buf);
205 buf = (char *)OPENSSL_malloc(len + 1);
206 if (buf == NULL)
207 return (0);
208
209 len = fread(buf, 1, len, fp);
210 if (len <= 1)
211 return (0);
212 buf[len] = '\0';
213
214 i = 0;
215 for (p = buf; *p; p++)
216 if (*p == '\n')
217 i++;
218 if (arg != NULL)
219 OPENSSL_free(arg);
220 arg = (char **)OPENSSL_malloc(sizeof(char *) * (i * 2));
221
222 *argv = arg;
223 num = 0;
224 p = buf;
225 for (;;) {
226 if (!*p)
227 break;
228 if (*p == '#') { /* comment line */
229 while (*p && (*p != '\n'))
230 p++;
231 continue;
232 }
233 /* else we have a line */
234 *(arg++) = p;
235 num++;
236 while (*p && ((*p != ' ') && (*p != '\t') && (*p != '\n')))
237 p++;
238 if (!*p)
239 break;
240 if (*p == '\n') {
241 *(p++) = '\0';
242 continue;
243 }
244 /* else it is a tab or space */
245 p++;
246 while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
247 p++;
248 if (!*p)
249 break;
250 if (*p == '\n') {
251 p++;
252 continue;
253 }
254 *(arg++) = p++;
255 num++;
256 while (*p && (*p != '\n'))
257 p++;
258 if (!*p)
259 break;
260 /* else *p == '\n' */
261 *(p++) = '\0';
262 }
263 *argc = num;
264 return (1);
265 }
266 #endif
267
268 int str2fmt(char *s)
269 {
270 if (s == NULL)
271 return FORMAT_UNDEF;
272 if ((*s == 'D') || (*s == 'd'))
273 return (FORMAT_ASN1);
274 else if ((*s == 'T') || (*s == 't'))
275 return (FORMAT_TEXT);
276 else if ((*s == 'N') || (*s == 'n'))
277 return (FORMAT_NETSCAPE);
278 else if ((*s == 'S') || (*s == 's'))
279 return (FORMAT_SMIME);
280 else if ((*s == 'M') || (*s == 'm'))
281 return (FORMAT_MSBLOB);
282 else if ((*s == '1')
283 || (strcmp(s, "PKCS12") == 0) || (strcmp(s, "pkcs12") == 0)
284 || (strcmp(s, "P12") == 0) || (strcmp(s, "p12") == 0))
285 return (FORMAT_PKCS12);
286 else if ((*s == 'E') || (*s == 'e'))
287 return (FORMAT_ENGINE);
288 else if ((*s == 'P') || (*s == 'p')) {
289 if (s[1] == 'V' || s[1] == 'v')
290 return FORMAT_PVK;
291 else
292 return (FORMAT_PEM);
293 } else
294 return (FORMAT_UNDEF);
295 }
296
297 #if defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16) || defined(OPENSSL_SYS_NETWARE)
298 void program_name(char *in, char *out, int size)
299 {
300 int i, n;
301 char *p = NULL;
302
303 n = strlen(in);
304 /* find the last '/', '\' or ':' */
305 for (i = n - 1; i > 0; i--) {
306 if ((in[i] == '/') || (in[i] == '\\') || (in[i] == ':')) {
307 p = &(in[i + 1]);
308 break;
309 }
310 }
311 if (p == NULL)
312 p = in;
313 n = strlen(p);
314
315 # if defined(OPENSSL_SYS_NETWARE)
316 /* strip off trailing .nlm if present. */
317 if ((n > 4) && (p[n - 4] == '.') &&
318 ((p[n - 3] == 'n') || (p[n - 3] == 'N')) &&
319 ((p[n - 2] == 'l') || (p[n - 2] == 'L')) &&
320 ((p[n - 1] == 'm') || (p[n - 1] == 'M')))
321 n -= 4;
322 # else
323 /* strip off trailing .exe if present. */
324 if ((n > 4) && (p[n - 4] == '.') &&
325 ((p[n - 3] == 'e') || (p[n - 3] == 'E')) &&
326 ((p[n - 2] == 'x') || (p[n - 2] == 'X')) &&
327 ((p[n - 1] == 'e') || (p[n - 1] == 'E')))
328 n -= 4;
329 # endif
330
331 if (n > size - 1)
332 n = size - 1;
333
334 for (i = 0; i < n; i++) {
335 if ((p[i] >= 'A') && (p[i] <= 'Z'))
336 out[i] = p[i] - 'A' + 'a';
337 else
338 out[i] = p[i];
339 }
340 out[n] = '\0';
341 }
342 #else
343 # ifdef OPENSSL_SYS_VMS
344 void program_name(char *in, char *out, int size)
345 {
346 char *p = in, *q;
347 char *chars = ":]>";
348
349 while (*chars != '\0') {
350 q = strrchr(p, *chars);
351 if (q > p)
352 p = q + 1;
353 chars++;
354 }
355
356 q = strrchr(p, '.');
357 if (q == NULL)
358 q = p + strlen(p);
359 strncpy(out, p, size - 1);
360 if (q - p >= size) {
361 out[size - 1] = '\0';
362 } else {
363 out[q - p] = '\0';
364 }
365 }
366 # else
367 void program_name(char *in, char *out, int size)
368 {
369 char *p;
370
371 p = strrchr(in, '/');
372 if (p != NULL)
373 p++;
374 else
375 p = in;
376 BUF_strlcpy(out, p, size);
377 }
378 # endif
379 #endif
380
381 int chopup_args(ARGS *arg, char *buf, int *argc, char **argv[])
382 {
383 int num, i;
384 char *p;
385
386 *argc = 0;
387 *argv = NULL;
388
389 i = 0;
390 if (arg->count == 0) {
391 arg->count = 20;
392 arg->data = (char **)OPENSSL_malloc(sizeof(char *) * arg->count);
393 if (arg->data == NULL)
394 return 0;
395 }
396 for (i = 0; i < arg->count; i++)
397 arg->data[i] = NULL;
398
399 num = 0;
400 p = buf;
401 for (;;) {
402 /* first scan over white space */
403 if (!*p)
404 break;
405 while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
406 p++;
407 if (!*p)
408 break;
409
410 /* The start of something good :-) */
411 if (num >= arg->count) {
412 char **tmp_p;
413 int tlen = arg->count + 20;
414 tmp_p = (char **)OPENSSL_realloc(arg->data,
415 sizeof(char *) * tlen);
416 if (tmp_p == NULL)
417 return 0;
418 arg->data = tmp_p;
419 arg->count = tlen;
420 /* initialize newly allocated data */
421 for (i = num; i < arg->count; i++)
422 arg->data[i] = NULL;
423 }
424 arg->data[num++] = p;
425
426 /* now look for the end of this */
427 if ((*p == '\'') || (*p == '\"')) { /* scan for closing quote */
428 i = *(p++);
429 arg->data[num - 1]++; /* jump over quote */
430 while (*p && (*p != i))
431 p++;
432 *p = '\0';
433 } else {
434 while (*p && ((*p != ' ') && (*p != '\t') && (*p != '\n')))
435 p++;
436
437 if (*p == '\0')
438 p--;
439 else
440 *p = '\0';
441 }
442 p++;
443 }
444 *argc = num;
445 *argv = arg->data;
446 return (1);
447 }
448
449 #ifndef APP_INIT
450 int app_init(long mesgwin)
451 {
452 return (1);
453 }
454 #endif
455
456 int dump_cert_text(BIO *out, X509 *x)
457 {
458 char *p;
459
460 p = X509_NAME_oneline(X509_get_subject_name(x), NULL, 0);
461 BIO_puts(out, "subject=");
462 BIO_puts(out, p);
463 OPENSSL_free(p);
464
465 p = X509_NAME_oneline(X509_get_issuer_name(x), NULL, 0);
466 BIO_puts(out, "\nissuer=");
467 BIO_puts(out, p);
468 BIO_puts(out, "\n");
469 OPENSSL_free(p);
470
471 return 0;
472 }
473
474 static int ui_open(UI *ui)
475 {
476 return UI_method_get_opener(UI_OpenSSL())(ui);
477 }
478
479 static int ui_read(UI *ui, UI_STRING *uis)
480 {
481 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
482 && UI_get0_user_data(ui)) {
483 switch (UI_get_string_type(uis)) {
484 case UIT_PROMPT:
485 case UIT_VERIFY:
486 {
487 const char *password =
488 ((PW_CB_DATA *)UI_get0_user_data(ui))->password;
489 if (password && password[0] != '\0') {
490 UI_set_result(ui, uis, password);
491 return 1;
492 }
493 }
494 default:
495 break;
496 }
497 }
498 return UI_method_get_reader(UI_OpenSSL())(ui, uis);
499 }
500
501 static int ui_write(UI *ui, UI_STRING *uis)
502 {
503 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
504 && UI_get0_user_data(ui)) {
505 switch (UI_get_string_type(uis)) {
506 case UIT_PROMPT:
507 case UIT_VERIFY:
508 {
509 const char *password =
510 ((PW_CB_DATA *)UI_get0_user_data(ui))->password;
511 if (password && password[0] != '\0')
512 return 1;
513 }
514 default:
515 break;
516 }
517 }
518 return UI_method_get_writer(UI_OpenSSL())(ui, uis);
519 }
520
521 static int ui_close(UI *ui)
522 {
523 return UI_method_get_closer(UI_OpenSSL())(ui);
524 }
525
526 int setup_ui_method(void)
527 {
528 ui_method = UI_create_method("OpenSSL application user interface");
529 UI_method_set_opener(ui_method, ui_open);
530 UI_method_set_reader(ui_method, ui_read);
531 UI_method_set_writer(ui_method, ui_write);
532 UI_method_set_closer(ui_method, ui_close);
533 return 0;
534 }
535
536 void destroy_ui_method(void)
537 {
538 if (ui_method) {
539 UI_destroy_method(ui_method);
540 ui_method = NULL;
541 }
542 }
543
544 int password_callback(char *buf, int bufsiz, int verify, PW_CB_DATA *cb_tmp)
545 {
546 UI *ui = NULL;
547 int res = 0;
548 const char *prompt_info = NULL;
549 const char *password = NULL;
550 PW_CB_DATA *cb_data = (PW_CB_DATA *)cb_tmp;
551
552 if (cb_data) {
553 if (cb_data->password)
554 password = cb_data->password;
555 if (cb_data->prompt_info)
556 prompt_info = cb_data->prompt_info;
557 }
558
559 if (password) {
560 res = strlen(password);
561 if (res > bufsiz)
562 res = bufsiz;
563 memcpy(buf, password, res);
564 return res;
565 }
566
567 ui = UI_new_method(ui_method);
568 if (ui) {
569 int ok = 0;
570 char *buff = NULL;
571 int ui_flags = 0;
572 char *prompt = NULL;
573
574 prompt = UI_construct_prompt(ui, "pass phrase", prompt_info);
575 if (!prompt) {
576 BIO_printf(bio_err, "Out of memory\n");
577 UI_free(ui);
578 return 0;
579 }
580
581 ui_flags |= UI_INPUT_FLAG_DEFAULT_PWD;
582 UI_ctrl(ui, UI_CTRL_PRINT_ERRORS, 1, 0, 0);
583
584 if (ok >= 0)
585 ok = UI_add_input_string(ui, prompt, ui_flags, buf,
586 PW_MIN_LENGTH, bufsiz - 1);
587 if (ok >= 0 && verify) {
588 buff = (char *)OPENSSL_malloc(bufsiz);
589 if (!buff) {
590 BIO_printf(bio_err, "Out of memory\n");
591 UI_free(ui);
592 OPENSSL_free(prompt);
593 return 0;
594 }
595 ok = UI_add_verify_string(ui, prompt, ui_flags, buff,
596 PW_MIN_LENGTH, bufsiz - 1, buf);
597 }
598 if (ok >= 0)
599 do {
600 ok = UI_process(ui);
601 }
602 while (ok < 0 && UI_ctrl(ui, UI_CTRL_IS_REDOABLE, 0, 0, 0));
603
604 if (buff) {
605 OPENSSL_cleanse(buff, (unsigned int)bufsiz);
606 OPENSSL_free(buff);
607 }
608
609 if (ok >= 0)
610 res = strlen(buf);
611 if (ok == -1) {
612 BIO_printf(bio_err, "User interface error\n");
613 ERR_print_errors(bio_err);
614 OPENSSL_cleanse(buf, (unsigned int)bufsiz);
615 res = 0;
616 }
617 if (ok == -2) {
618 BIO_printf(bio_err, "aborted!\n");
619 OPENSSL_cleanse(buf, (unsigned int)bufsiz);
620 res = 0;
621 }
622 UI_free(ui);
623 OPENSSL_free(prompt);
624 }
625 return res;
626 }
627
628 static char *app_get_pass(BIO *err, char *arg, int keepbio);
629
630 int app_passwd(BIO *err, char *arg1, char *arg2, char **pass1, char **pass2)
631 {
632 int same;
633 if (!arg2 || !arg1 || strcmp(arg1, arg2))
634 same = 0;
635 else
636 same = 1;
637 if (arg1) {
638 *pass1 = app_get_pass(err, arg1, same);
639 if (!*pass1)
640 return 0;
641 } else if (pass1)
642 *pass1 = NULL;
643 if (arg2) {
644 *pass2 = app_get_pass(err, arg2, same ? 2 : 0);
645 if (!*pass2)
646 return 0;
647 } else if (pass2)
648 *pass2 = NULL;
649 return 1;
650 }
651
652 static char *app_get_pass(BIO *err, char *arg, int keepbio)
653 {
654 char *tmp, tpass[APP_PASS_LEN];
655 static BIO *pwdbio = NULL;
656 int i;
657 if (!strncmp(arg, "pass:", 5))
658 return BUF_strdup(arg + 5);
659 if (!strncmp(arg, "env:", 4)) {
660 tmp = getenv(arg + 4);
661 if (!tmp) {
662 BIO_printf(err, "Can't read environment variable %s\n", arg + 4);
663 return NULL;
664 }
665 return BUF_strdup(tmp);
666 }
667 if (!keepbio || !pwdbio) {
668 if (!strncmp(arg, "file:", 5)) {
669 pwdbio = BIO_new_file(arg + 5, "r");
670 if (!pwdbio) {
671 BIO_printf(err, "Can't open file %s\n", arg + 5);
672 return NULL;
673 }
674 #if !defined(_WIN32)
675 /*
676 * Under _WIN32, which covers even Win64 and CE, file
677 * descriptors referenced by BIO_s_fd are not inherited
678 * by child process and therefore below is not an option.
679 * It could have been an option if bss_fd.c was operating
680 * on real Windows descriptors, such as those obtained
681 * with CreateFile.
682 */
683 } else if (!strncmp(arg, "fd:", 3)) {
684 BIO *btmp;
685 i = atoi(arg + 3);
686 if (i >= 0)
687 pwdbio = BIO_new_fd(i, BIO_NOCLOSE);
688 if ((i < 0) || !pwdbio) {
689 BIO_printf(err, "Can't access file descriptor %s\n", arg + 3);
690 return NULL;
691 }
692 /*
693 * Can't do BIO_gets on an fd BIO so add a buffering BIO
694 */
695 btmp = BIO_new(BIO_f_buffer());
696 pwdbio = BIO_push(btmp, pwdbio);
697 #endif
698 } else if (!strcmp(arg, "stdin")) {
699 pwdbio = BIO_new_fp(stdin, BIO_NOCLOSE);
700 if (!pwdbio) {
701 BIO_printf(err, "Can't open BIO for stdin\n");
702 return NULL;
703 }
704 } else {
705 BIO_printf(err, "Invalid password argument \"%s\"\n", arg);
706 return NULL;
707 }
708 }
709 i = BIO_gets(pwdbio, tpass, APP_PASS_LEN);
710 if (keepbio != 1) {
711 BIO_free_all(pwdbio);
712 pwdbio = NULL;
713 }
714 if (i <= 0) {
715 BIO_printf(err, "Error reading password from BIO\n");
716 return NULL;
717 }
718 tmp = strchr(tpass, '\n');
719 if (tmp)
720 *tmp = 0;
721 return BUF_strdup(tpass);
722 }
723
724 int add_oid_section(BIO *err, CONF *conf)
725 {
726 char *p;
727 STACK_OF(CONF_VALUE) *sktmp;
728 CONF_VALUE *cnf;
729 int i;
730 if (!(p = NCONF_get_string(conf, NULL, "oid_section"))) {
731 ERR_clear_error();
732 return 1;
733 }
734 if (!(sktmp = NCONF_get_section(conf, p))) {
735 BIO_printf(err, "problem loading oid section %s\n", p);
736 return 0;
737 }
738 for (i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
739 cnf = sk_CONF_VALUE_value(sktmp, i);
740 if (OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
741 BIO_printf(err, "problem creating object %s=%s\n",
742 cnf->name, cnf->value);
743 return 0;
744 }
745 }
746 return 1;
747 }
748
749 static int load_pkcs12(BIO *err, BIO *in, const char *desc,
750 pem_password_cb *pem_cb, void *cb_data,
751 EVP_PKEY **pkey, X509 **cert, STACK_OF(X509) **ca)
752 {
753 const char *pass;
754 char tpass[PEM_BUFSIZE];
755 int len, ret = 0;
756 PKCS12 *p12;
757 p12 = d2i_PKCS12_bio(in, NULL);
758 if (p12 == NULL) {
759 BIO_printf(err, "Error loading PKCS12 file for %s\n", desc);
760 goto die;
761 }
762 /* See if an empty password will do */
763 if (PKCS12_verify_mac(p12, "", 0) || PKCS12_verify_mac(p12, NULL, 0))
764 pass = "";
765 else {
766 if (!pem_cb)
767 pem_cb = (pem_password_cb *)password_callback;
768 len = pem_cb(tpass, PEM_BUFSIZE, 0, cb_data);
769 if (len < 0) {
770 BIO_printf(err, "Passpharse callback error for %s\n", desc);
771 goto die;
772 }
773 if (len < PEM_BUFSIZE)
774 tpass[len] = 0;
775 if (!PKCS12_verify_mac(p12, tpass, len)) {
776 BIO_printf(err,
777 "Mac verify error (wrong password?) in PKCS12 file for %s\n",
778 desc);
779 goto die;
780 }
781 pass = tpass;
782 }
783 ret = PKCS12_parse(p12, pass, pkey, cert, ca);
784 die:
785 if (p12)
786 PKCS12_free(p12);
787 return ret;
788 }
789
790 X509 *load_cert(BIO *err, const char *file, int format,
791 const char *pass, ENGINE *e, const char *cert_descrip)
792 {
793 X509 *x = NULL;
794 BIO *cert;
795
796 if ((cert = BIO_new(BIO_s_file())) == NULL) {
797 ERR_print_errors(err);
798 goto end;
799 }
800
801 if (file == NULL) {
802 #ifdef _IONBF
803 # ifndef OPENSSL_NO_SETVBUF_IONBF
804 setvbuf(stdin, NULL, _IONBF, 0);
805 # endif /* ndef OPENSSL_NO_SETVBUF_IONBF */
806 #endif
807 BIO_set_fp(cert, stdin, BIO_NOCLOSE);
808 } else {
809 if (BIO_read_filename(cert, file) <= 0) {
810 BIO_printf(err, "Error opening %s %s\n", cert_descrip, file);
811 ERR_print_errors(err);
812 goto end;
813 }
814 }
815
816 if (format == FORMAT_ASN1)
817 x = d2i_X509_bio(cert, NULL);
818 else if (format == FORMAT_NETSCAPE) {
819 NETSCAPE_X509 *nx;
820 nx = ASN1_item_d2i_bio(ASN1_ITEM_rptr(NETSCAPE_X509), cert, NULL);
821 if (nx == NULL)
822 goto end;
823
824 if ((strncmp(NETSCAPE_CERT_HDR, (char *)nx->header->data,
825 nx->header->length) != 0)) {
826 NETSCAPE_X509_free(nx);
827 BIO_printf(err, "Error reading header on certificate\n");
828 goto end;
829 }
830 x = nx->cert;
831 nx->cert = NULL;
832 NETSCAPE_X509_free(nx);
833 } else if (format == FORMAT_PEM)
834 x = PEM_read_bio_X509_AUX(cert, NULL,
835 (pem_password_cb *)password_callback, NULL);
836 else if (format == FORMAT_PKCS12) {
837 if (!load_pkcs12(err, cert, cert_descrip, NULL, NULL, NULL, &x, NULL))
838 goto end;
839 } else {
840 BIO_printf(err, "bad input format specified for %s\n", cert_descrip);
841 goto end;
842 }
843 end:
844 if (x == NULL) {
845 BIO_printf(err, "unable to load certificate\n");
846 ERR_print_errors(err);
847 }
848 if (cert != NULL)
849 BIO_free(cert);
850 return (x);
851 }
852
853 EVP_PKEY *load_key(BIO *err, const char *file, int format, int maybe_stdin,
854 const char *pass, ENGINE *e, const char *key_descrip)
855 {
856 BIO *key = NULL;
857 EVP_PKEY *pkey = NULL;
858 PW_CB_DATA cb_data;
859
860 cb_data.password = pass;
861 cb_data.prompt_info = file;
862
863 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE)) {
864 BIO_printf(err, "no keyfile specified\n");
865 goto end;
866 }
867 #ifndef OPENSSL_NO_ENGINE
868 if (format == FORMAT_ENGINE) {
869 if (!e)
870 BIO_printf(err, "no engine specified\n");
871 else {
872 pkey = ENGINE_load_private_key(e, file, ui_method, &cb_data);
873 if (!pkey) {
874 BIO_printf(err, "cannot load %s from engine\n", key_descrip);
875 ERR_print_errors(err);
876 }
877 }
878 goto end;
879 }
880 #endif
881 key = BIO_new(BIO_s_file());
882 if (key == NULL) {
883 ERR_print_errors(err);
884 goto end;
885 }
886 if (file == NULL && maybe_stdin) {
887 #ifdef _IONBF
888 # ifndef OPENSSL_NO_SETVBUF_IONBF
889 setvbuf(stdin, NULL, _IONBF, 0);
890 # endif /* ndef OPENSSL_NO_SETVBUF_IONBF */
891 #endif
892 BIO_set_fp(key, stdin, BIO_NOCLOSE);
893 } else if (BIO_read_filename(key, file) <= 0) {
894 BIO_printf(err, "Error opening %s %s\n", key_descrip, file);
895 ERR_print_errors(err);
896 goto end;
897 }
898 if (format == FORMAT_ASN1) {
899 pkey = d2i_PrivateKey_bio(key, NULL);
900 } else if (format == FORMAT_PEM) {
901 pkey = PEM_read_bio_PrivateKey(key, NULL,
902 (pem_password_cb *)password_callback,
903 &cb_data);
904 }
905 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
906 else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
907 pkey = load_netscape_key(err, key, file, key_descrip, format);
908 #endif
909 else if (format == FORMAT_PKCS12) {
910 if (!load_pkcs12(err, key, key_descrip,
911 (pem_password_cb *)password_callback, &cb_data,
912 &pkey, NULL, NULL))
913 goto end;
914 }
915 #if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_DSA) && !defined (OPENSSL_NO_RC4)
916 else if (format == FORMAT_MSBLOB)
917 pkey = b2i_PrivateKey_bio(key);
918 else if (format == FORMAT_PVK)
919 pkey = b2i_PVK_bio(key, (pem_password_cb *)password_callback,
920 &cb_data);
921 #endif
922 else {
923 BIO_printf(err, "bad input format specified for key file\n");
924 goto end;
925 }
926 end:
927 if (key != NULL)
928 BIO_free(key);
929 if (pkey == NULL) {
930 BIO_printf(err, "unable to load %s\n", key_descrip);
931 ERR_print_errors(err);
932 }
933 return (pkey);
934 }
935
936 EVP_PKEY *load_pubkey(BIO *err, const char *file, int format, int maybe_stdin,
937 const char *pass, ENGINE *e, const char *key_descrip)
938 {
939 BIO *key = NULL;
940 EVP_PKEY *pkey = NULL;
941 PW_CB_DATA cb_data;
942
943 cb_data.password = pass;
944 cb_data.prompt_info = file;
945
946 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE)) {
947 BIO_printf(err, "no keyfile specified\n");
948 goto end;
949 }
950 #ifndef OPENSSL_NO_ENGINE
951 if (format == FORMAT_ENGINE) {
952 if (!e)
953 BIO_printf(bio_err, "no engine specified\n");
954 else
955 pkey = ENGINE_load_public_key(e, file, ui_method, &cb_data);
956 goto end;
957 }
958 #endif
959 key = BIO_new(BIO_s_file());
960 if (key == NULL) {
961 ERR_print_errors(err);
962 goto end;
963 }
964 if (file == NULL && maybe_stdin) {
965 #ifdef _IONBF
966 # ifndef OPENSSL_NO_SETVBUF_IONBF
967 setvbuf(stdin, NULL, _IONBF, 0);
968 # endif /* ndef OPENSSL_NO_SETVBUF_IONBF */
969 #endif
970 BIO_set_fp(key, stdin, BIO_NOCLOSE);
971 } else if (BIO_read_filename(key, file) <= 0) {
972 BIO_printf(err, "Error opening %s %s\n", key_descrip, file);
973 ERR_print_errors(err);
974 goto end;
975 }
976 if (format == FORMAT_ASN1) {
977 pkey = d2i_PUBKEY_bio(key, NULL);
978 }
979 #ifndef OPENSSL_NO_RSA
980 else if (format == FORMAT_ASN1RSA) {
981 RSA *rsa;
982 rsa = d2i_RSAPublicKey_bio(key, NULL);
983 if (rsa) {
984 pkey = EVP_PKEY_new();
985 if (pkey)
986 EVP_PKEY_set1_RSA(pkey, rsa);
987 RSA_free(rsa);
988 } else
989 pkey = NULL;
990 } else if (format == FORMAT_PEMRSA) {
991 RSA *rsa;
992 rsa = PEM_read_bio_RSAPublicKey(key, NULL,
993 (pem_password_cb *)password_callback,
994 &cb_data);
995 if (rsa) {
996 pkey = EVP_PKEY_new();
997 if (pkey)
998 EVP_PKEY_set1_RSA(pkey, rsa);
999 RSA_free(rsa);
1000 } else
1001 pkey = NULL;
1002 }
1003 #endif
1004 else if (format == FORMAT_PEM) {
1005 pkey = PEM_read_bio_PUBKEY(key, NULL,
1006 (pem_password_cb *)password_callback,
1007 &cb_data);
1008 }
1009 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
1010 else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
1011 pkey = load_netscape_key(err, key, file, key_descrip, format);
1012 #endif
1013 #if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_DSA)
1014 else if (format == FORMAT_MSBLOB)
1015 pkey = b2i_PublicKey_bio(key);
1016 #endif
1017 else {
1018 BIO_printf(err, "bad input format specified for key file\n");
1019 goto end;
1020 }
1021 end:
1022 if (key != NULL)
1023 BIO_free(key);
1024 if (pkey == NULL)
1025 BIO_printf(err, "unable to load %s\n", key_descrip);
1026 return (pkey);
1027 }
1028
1029 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
1030 static EVP_PKEY *load_netscape_key(BIO *err, BIO *key, const char *file,
1031 const char *key_descrip, int format)
1032 {
1033 EVP_PKEY *pkey;
1034 BUF_MEM *buf;
1035 RSA *rsa;
1036 const unsigned char *p;
1037 int size, i;
1038
1039 buf = BUF_MEM_new();
1040 pkey = EVP_PKEY_new();
1041 size = 0;
1042 if (buf == NULL || pkey == NULL)
1043 goto error;
1044 for (;;) {
1045 if (!BUF_MEM_grow_clean(buf, size + 1024 * 10))
1046 goto error;
1047 i = BIO_read(key, &(buf->data[size]), 1024 * 10);
1048 size += i;
1049 if (i == 0)
1050 break;
1051 if (i < 0) {
1052 BIO_printf(err, "Error reading %s %s", key_descrip, file);
1053 goto error;
1054 }
1055 }
1056 p = (unsigned char *)buf->data;
1057 rsa = d2i_RSA_NET(NULL, &p, (long)size, NULL,
1058 (format == FORMAT_IISSGC ? 1 : 0));
1059 if (rsa == NULL)
1060 goto error;
1061 BUF_MEM_free(buf);
1062 EVP_PKEY_set1_RSA(pkey, rsa);
1063 return pkey;
1064 error:
1065 BUF_MEM_free(buf);
1066 EVP_PKEY_free(pkey);
1067 return NULL;
1068 }
1069 #endif /* ndef OPENSSL_NO_RC4 */
1070
1071 static int load_certs_crls(BIO *err, const char *file, int format,
1072 const char *pass, ENGINE *e, const char *desc,
1073 STACK_OF(X509) **pcerts,
1074 STACK_OF(X509_CRL) **pcrls)
1075 {
1076 int i;
1077 BIO *bio;
1078 STACK_OF(X509_INFO) *xis = NULL;
1079 X509_INFO *xi;
1080 PW_CB_DATA cb_data;
1081 int rv = 0;
1082
1083 cb_data.password = pass;
1084 cb_data.prompt_info = file;
1085
1086 if (format != FORMAT_PEM) {
1087 BIO_printf(err, "bad input format specified for %s\n", desc);
1088 return 0;
1089 }
1090
1091 if (file == NULL)
1092 bio = BIO_new_fp(stdin, BIO_NOCLOSE);
1093 else
1094 bio = BIO_new_file(file, "r");
1095
1096 if (bio == NULL) {
1097 BIO_printf(err, "Error opening %s %s\n", desc, file ? file : "stdin");
1098 ERR_print_errors(err);
1099 return 0;
1100 }
1101
1102 xis = PEM_X509_INFO_read_bio(bio, NULL,
1103 (pem_password_cb *)password_callback,
1104 &cb_data);
1105
1106 BIO_free(bio);
1107
1108 if (pcerts) {
1109 *pcerts = sk_X509_new_null();
1110 if (!*pcerts)
1111 goto end;
1112 }
1113
1114 if (pcrls) {
1115 *pcrls = sk_X509_CRL_new_null();
1116 if (!*pcrls)
1117 goto end;
1118 }
1119
1120 for (i = 0; i < sk_X509_INFO_num(xis); i++) {
1121 xi = sk_X509_INFO_value(xis, i);
1122 if (xi->x509 && pcerts) {
1123 if (!sk_X509_push(*pcerts, xi->x509))
1124 goto end;
1125 xi->x509 = NULL;
1126 }
1127 if (xi->crl && pcrls) {
1128 if (!sk_X509_CRL_push(*pcrls, xi->crl))
1129 goto end;
1130 xi->crl = NULL;
1131 }
1132 }
1133
1134 if (pcerts && sk_X509_num(*pcerts) > 0)
1135 rv = 1;
1136
1137 if (pcrls && sk_X509_CRL_num(*pcrls) > 0)
1138 rv = 1;
1139
1140 end:
1141
1142 if (xis)
1143 sk_X509_INFO_pop_free(xis, X509_INFO_free);
1144
1145 if (rv == 0) {
1146 if (pcerts) {
1147 sk_X509_pop_free(*pcerts, X509_free);
1148 *pcerts = NULL;
1149 }
1150 if (pcrls) {
1151 sk_X509_CRL_pop_free(*pcrls, X509_CRL_free);
1152 *pcrls = NULL;
1153 }
1154 BIO_printf(err, "unable to load %s\n",
1155 pcerts ? "certificates" : "CRLs");
1156 ERR_print_errors(err);
1157 }
1158 return rv;
1159 }
1160
1161 STACK_OF(X509) *load_certs(BIO *err, const char *file, int format,
1162 const char *pass, ENGINE *e, const char *desc)
1163 {
1164 STACK_OF(X509) *certs;
1165 if (!load_certs_crls(err, file, format, pass, e, desc, &certs, NULL))
1166 return NULL;
1167 return certs;
1168 }
1169
1170 STACK_OF(X509_CRL) *load_crls(BIO *err, const char *file, int format,
1171 const char *pass, ENGINE *e, const char *desc)
1172 {
1173 STACK_OF(X509_CRL) *crls;
1174 if (!load_certs_crls(err, file, format, pass, e, desc, NULL, &crls))
1175 return NULL;
1176 return crls;
1177 }
1178
1179 #define X509V3_EXT_UNKNOWN_MASK (0xfL << 16)
1180 /* Return error for unknown extensions */
1181 #define X509V3_EXT_DEFAULT 0
1182 /* Print error for unknown extensions */
1183 #define X509V3_EXT_ERROR_UNKNOWN (1L << 16)
1184 /* ASN1 parse unknown extensions */
1185 #define X509V3_EXT_PARSE_UNKNOWN (2L << 16)
1186 /* BIO_dump unknown extensions */
1187 #define X509V3_EXT_DUMP_UNKNOWN (3L << 16)
1188
1189 #define X509_FLAG_CA (X509_FLAG_NO_ISSUER | X509_FLAG_NO_PUBKEY | \
1190 X509_FLAG_NO_HEADER | X509_FLAG_NO_VERSION)
1191
1192 int set_cert_ex(unsigned long *flags, const char *arg)
1193 {
1194 static const NAME_EX_TBL cert_tbl[] = {
1195 {"compatible", X509_FLAG_COMPAT, 0xffffffffl},
1196 {"ca_default", X509_FLAG_CA, 0xffffffffl},
1197 {"no_header", X509_FLAG_NO_HEADER, 0},
1198 {"no_version", X509_FLAG_NO_VERSION, 0},
1199 {"no_serial", X509_FLAG_NO_SERIAL, 0},
1200 {"no_signame", X509_FLAG_NO_SIGNAME, 0},
1201 {"no_validity", X509_FLAG_NO_VALIDITY, 0},
1202 {"no_subject", X509_FLAG_NO_SUBJECT, 0},
1203 {"no_issuer", X509_FLAG_NO_ISSUER, 0},
1204 {"no_pubkey", X509_FLAG_NO_PUBKEY, 0},
1205 {"no_extensions", X509_FLAG_NO_EXTENSIONS, 0},
1206 {"no_sigdump", X509_FLAG_NO_SIGDUMP, 0},
1207 {"no_aux", X509_FLAG_NO_AUX, 0},
1208 {"no_attributes", X509_FLAG_NO_ATTRIBUTES, 0},
1209 {"ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK},
1210 {"ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1211 {"ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1212 {"ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1213 {NULL, 0, 0}
1214 };
1215 return set_multi_opts(flags, arg, cert_tbl);
1216 }
1217
1218 int set_name_ex(unsigned long *flags, const char *arg)
1219 {
1220 static const NAME_EX_TBL ex_tbl[] = {
1221 {"esc_2253", ASN1_STRFLGS_ESC_2253, 0},
1222 {"esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0},
1223 {"esc_msb", ASN1_STRFLGS_ESC_MSB, 0},
1224 {"use_quote", ASN1_STRFLGS_ESC_QUOTE, 0},
1225 {"utf8", ASN1_STRFLGS_UTF8_CONVERT, 0},
1226 {"ignore_type", ASN1_STRFLGS_IGNORE_TYPE, 0},
1227 {"show_type", ASN1_STRFLGS_SHOW_TYPE, 0},
1228 {"dump_all", ASN1_STRFLGS_DUMP_ALL, 0},
1229 {"dump_nostr", ASN1_STRFLGS_DUMP_UNKNOWN, 0},
1230 {"dump_der", ASN1_STRFLGS_DUMP_DER, 0},
1231 {"compat", XN_FLAG_COMPAT, 0xffffffffL},
1232 {"sep_comma_plus", XN_FLAG_SEP_COMMA_PLUS, XN_FLAG_SEP_MASK},
1233 {"sep_comma_plus_space", XN_FLAG_SEP_CPLUS_SPC, XN_FLAG_SEP_MASK},
1234 {"sep_semi_plus_space", XN_FLAG_SEP_SPLUS_SPC, XN_FLAG_SEP_MASK},
1235 {"sep_multiline", XN_FLAG_SEP_MULTILINE, XN_FLAG_SEP_MASK},
1236 {"dn_rev", XN_FLAG_DN_REV, 0},
1237 {"nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK},
1238 {"sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK},
1239 {"lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK},
1240 {"align", XN_FLAG_FN_ALIGN, 0},
1241 {"oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK},
1242 {"space_eq", XN_FLAG_SPC_EQ, 0},
1243 {"dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0},
1244 {"RFC2253", XN_FLAG_RFC2253, 0xffffffffL},
1245 {"oneline", XN_FLAG_ONELINE, 0xffffffffL},
1246 {"multiline", XN_FLAG_MULTILINE, 0xffffffffL},
1247 {"ca_default", XN_FLAG_MULTILINE, 0xffffffffL},
1248 {NULL, 0, 0}
1249 };
1250 return set_multi_opts(flags, arg, ex_tbl);
1251 }
1252
1253 int set_ext_copy(int *copy_type, const char *arg)
1254 {
1255 if (!strcasecmp(arg, "none"))
1256 *copy_type = EXT_COPY_NONE;
1257 else if (!strcasecmp(arg, "copy"))
1258 *copy_type = EXT_COPY_ADD;
1259 else if (!strcasecmp(arg, "copyall"))
1260 *copy_type = EXT_COPY_ALL;
1261 else
1262 return 0;
1263 return 1;
1264 }
1265
1266 int copy_extensions(X509 *x, X509_REQ *req, int copy_type)
1267 {
1268 STACK_OF(X509_EXTENSION) *exts = NULL;
1269 X509_EXTENSION *ext, *tmpext;
1270 ASN1_OBJECT *obj;
1271 int i, idx, ret = 0;
1272 if (!x || !req || (copy_type == EXT_COPY_NONE))
1273 return 1;
1274 exts = X509_REQ_get_extensions(req);
1275
1276 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
1277 ext = sk_X509_EXTENSION_value(exts, i);
1278 obj = X509_EXTENSION_get_object(ext);
1279 idx = X509_get_ext_by_OBJ(x, obj, -1);
1280 /* Does extension exist? */
1281 if (idx != -1) {
1282 /* If normal copy don't override existing extension */
1283 if (copy_type == EXT_COPY_ADD)
1284 continue;
1285 /* Delete all extensions of same type */
1286 do {
1287 tmpext = X509_get_ext(x, idx);
1288 X509_delete_ext(x, idx);
1289 X509_EXTENSION_free(tmpext);
1290 idx = X509_get_ext_by_OBJ(x, obj, -1);
1291 } while (idx != -1);
1292 }
1293 if (!X509_add_ext(x, ext, -1))
1294 goto end;
1295 }
1296
1297 ret = 1;
1298
1299 end:
1300
1301 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
1302
1303 return ret;
1304 }
1305
1306 static int set_multi_opts(unsigned long *flags, const char *arg,
1307 const NAME_EX_TBL * in_tbl)
1308 {
1309 STACK_OF(CONF_VALUE) *vals;
1310 CONF_VALUE *val;
1311 int i, ret = 1;
1312 if (!arg)
1313 return 0;
1314 vals = X509V3_parse_list(arg);
1315 for (i = 0; i < sk_CONF_VALUE_num(vals); i++) {
1316 val = sk_CONF_VALUE_value(vals, i);
1317 if (!set_table_opts(flags, val->name, in_tbl))
1318 ret = 0;
1319 }
1320 sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
1321 return ret;
1322 }
1323
1324 static int set_table_opts(unsigned long *flags, const char *arg,
1325 const NAME_EX_TBL * in_tbl)
1326 {
1327 char c;
1328 const NAME_EX_TBL *ptbl;
1329 c = arg[0];
1330
1331 if (c == '-') {
1332 c = 0;
1333 arg++;
1334 } else if (c == '+') {
1335 c = 1;
1336 arg++;
1337 } else
1338 c = 1;
1339
1340 for (ptbl = in_tbl; ptbl->name; ptbl++) {
1341 if (!strcasecmp(arg, ptbl->name)) {
1342 *flags &= ~ptbl->mask;
1343 if (c)
1344 *flags |= ptbl->flag;
1345 else
1346 *flags &= ~ptbl->flag;
1347 return 1;
1348 }
1349 }
1350 return 0;
1351 }
1352
1353 void print_name(BIO *out, const char *title, X509_NAME *nm,
1354 unsigned long lflags)
1355 {
1356 char *buf;
1357 char mline = 0;
1358 int indent = 0;
1359
1360 if (title)
1361 BIO_puts(out, title);
1362 if ((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
1363 mline = 1;
1364 indent = 4;
1365 }
1366 if (lflags == XN_FLAG_COMPAT) {
1367 buf = X509_NAME_oneline(nm, 0, 0);
1368 BIO_puts(out, buf);
1369 BIO_puts(out, "\n");
1370 OPENSSL_free(buf);
1371 } else {
1372 if (mline)
1373 BIO_puts(out, "\n");
1374 X509_NAME_print_ex(out, nm, indent, lflags);
1375 BIO_puts(out, "\n");
1376 }
1377 }
1378
1379 X509_STORE *setup_verify(BIO *bp, char *CAfile, char *CApath)
1380 {
1381 X509_STORE *store;
1382 X509_LOOKUP *lookup;
1383 if (!(store = X509_STORE_new()))
1384 goto end;
1385 lookup = X509_STORE_add_lookup(store, X509_LOOKUP_file());
1386 if (lookup == NULL)
1387 goto end;
1388 if (CAfile) {
1389 if (!X509_LOOKUP_load_file(lookup, CAfile, X509_FILETYPE_PEM)) {
1390 BIO_printf(bp, "Error loading file %s\n", CAfile);
1391 goto end;
1392 }
1393 } else
1394 X509_LOOKUP_load_file(lookup, NULL, X509_FILETYPE_DEFAULT);
1395
1396 lookup = X509_STORE_add_lookup(store, X509_LOOKUP_hash_dir());
1397 if (lookup == NULL)
1398 goto end;
1399 if (CApath) {
1400 if (!X509_LOOKUP_add_dir(lookup, CApath, X509_FILETYPE_PEM)) {
1401 BIO_printf(bp, "Error loading directory %s\n", CApath);
1402 goto end;
1403 }
1404 } else
1405 X509_LOOKUP_add_dir(lookup, NULL, X509_FILETYPE_DEFAULT);
1406
1407 ERR_clear_error();
1408 return store;
1409 end:
1410 X509_STORE_free(store);
1411 return NULL;
1412 }
1413
1414 #ifndef OPENSSL_NO_ENGINE
1415 /* Try to load an engine in a shareable library */
1416 static ENGINE *try_load_engine(BIO *err, const char *engine, int debug)
1417 {
1418 ENGINE *e = ENGINE_by_id("dynamic");
1419 if (e) {
1420 if (!ENGINE_ctrl_cmd_string(e, "SO_PATH", engine, 0)
1421 || !ENGINE_ctrl_cmd_string(e, "LOAD", NULL, 0)) {
1422 ENGINE_free(e);
1423 e = NULL;
1424 }
1425 }
1426 return e;
1427 }
1428
1429 ENGINE *setup_engine(BIO *err, const char *engine, int debug)
1430 {
1431 ENGINE *e = NULL;
1432
1433 if (engine) {
1434 if (strcmp(engine, "auto") == 0) {
1435 BIO_printf(err, "enabling auto ENGINE support\n");
1436 ENGINE_register_all_complete();
1437 return NULL;
1438 }
1439 if ((e = ENGINE_by_id(engine)) == NULL
1440 && (e = try_load_engine(err, engine, debug)) == NULL) {
1441 BIO_printf(err, "invalid engine \"%s\"\n", engine);
1442 ERR_print_errors(err);
1443 return NULL;
1444 }
1445 if (debug) {
1446 ENGINE_ctrl(e, ENGINE_CTRL_SET_LOGSTREAM, 0, err, 0);
1447 }
1448 ENGINE_ctrl_cmd(e, "SET_USER_INTERFACE", 0, ui_method, 0, 1);
1449 if (!ENGINE_set_default(e, ENGINE_METHOD_ALL)) {
1450 BIO_printf(err, "can't use that engine\n");
1451 ERR_print_errors(err);
1452 ENGINE_free(e);
1453 return NULL;
1454 }
1455
1456 BIO_printf(err, "engine \"%s\" set.\n", ENGINE_get_id(e));
1457
1458 /* Free our "structural" reference. */
1459 ENGINE_free(e);
1460 }
1461 return e;
1462 }
1463 #endif
1464
1465 int load_config(BIO *err, CONF *cnf)
1466 {
1467 static int load_config_called = 0;
1468 if (load_config_called)
1469 return 1;
1470 load_config_called = 1;
1471 if (!cnf)
1472 cnf = config;
1473 if (!cnf)
1474 return 1;
1475
1476 OPENSSL_load_builtin_modules();
1477
1478 if (CONF_modules_load(cnf, NULL, 0) <= 0) {
1479 BIO_printf(err, "Error configuring OpenSSL\n");
1480 ERR_print_errors(err);
1481 return 0;
1482 }
1483 return 1;
1484 }
1485
1486 char *make_config_name()
1487 {
1488 const char *t = X509_get_default_cert_area();
1489 size_t len;
1490 char *p;
1491
1492 len = strlen(t) + strlen(OPENSSL_CONF) + 2;
1493 p = OPENSSL_malloc(len);
1494 if (p == NULL)
1495 return NULL;
1496 BUF_strlcpy(p, t, len);
1497 #ifndef OPENSSL_SYS_VMS
1498 BUF_strlcat(p, "/", len);
1499 #endif
1500 BUF_strlcat(p, OPENSSL_CONF, len);
1501
1502 return p;
1503 }
1504
1505 static unsigned long index_serial_hash(const OPENSSL_CSTRING *a)
1506 {
1507 const char *n;
1508
1509 n = a[DB_serial];
1510 while (*n == '0')
1511 n++;
1512 return (lh_strhash(n));
1513 }
1514
1515 static int index_serial_cmp(const OPENSSL_CSTRING *a,
1516 const OPENSSL_CSTRING *b)
1517 {
1518 const char *aa, *bb;
1519
1520 for (aa = a[DB_serial]; *aa == '0'; aa++) ;
1521 for (bb = b[DB_serial]; *bb == '0'; bb++) ;
1522 return (strcmp(aa, bb));
1523 }
1524
1525 static int index_name_qual(char **a)
1526 {
1527 return (a[0][0] == 'V');
1528 }
1529
1530 static unsigned long index_name_hash(const OPENSSL_CSTRING *a)
1531 {
1532 return (lh_strhash(a[DB_name]));
1533 }
1534
1535 int index_name_cmp(const OPENSSL_CSTRING *a, const OPENSSL_CSTRING *b)
1536 {
1537 return (strcmp(a[DB_name], b[DB_name]));
1538 }
1539
1540 static IMPLEMENT_LHASH_HASH_FN(index_serial, OPENSSL_CSTRING)
1541 static IMPLEMENT_LHASH_COMP_FN(index_serial, OPENSSL_CSTRING)
1542 static IMPLEMENT_LHASH_HASH_FN(index_name, OPENSSL_CSTRING)
1543 static IMPLEMENT_LHASH_COMP_FN(index_name, OPENSSL_CSTRING)
1544 #undef BSIZE
1545 #define BSIZE 256
1546 BIGNUM *load_serial(char *serialfile, int create, ASN1_INTEGER **retai)
1547 {
1548 BIO *in = NULL;
1549 BIGNUM *ret = NULL;
1550 MS_STATIC char buf[1024];
1551 ASN1_INTEGER *ai = NULL;
1552
1553 ai = ASN1_INTEGER_new();
1554 if (ai == NULL)
1555 goto err;
1556
1557 if ((in = BIO_new(BIO_s_file())) == NULL) {
1558 ERR_print_errors(bio_err);
1559 goto err;
1560 }
1561
1562 if (BIO_read_filename(in, serialfile) <= 0) {
1563 if (!create) {
1564 perror(serialfile);
1565 goto err;
1566 } else {
1567 ret = BN_new();
1568 if (ret == NULL || !rand_serial(ret, ai))
1569 BIO_printf(bio_err, "Out of memory\n");
1570 }
1571 } else {
1572 if (!a2i_ASN1_INTEGER(in, ai, buf, 1024)) {
1573 BIO_printf(bio_err, "unable to load number from %s\n",
1574 serialfile);
1575 goto err;
1576 }
1577 ret = ASN1_INTEGER_to_BN(ai, NULL);
1578 if (ret == NULL) {
1579 BIO_printf(bio_err,
1580 "error converting number from bin to BIGNUM\n");
1581 goto err;
1582 }
1583 }
1584
1585 if (ret && retai) {
1586 *retai = ai;
1587 ai = NULL;
1588 }
1589 err:
1590 if (in != NULL)
1591 BIO_free(in);
1592 if (ai != NULL)
1593 ASN1_INTEGER_free(ai);
1594 return (ret);
1595 }
1596
1597 int save_serial(char *serialfile, char *suffix, BIGNUM *serial,
1598 ASN1_INTEGER **retai)
1599 {
1600 char buf[1][BSIZE];
1601 BIO *out = NULL;
1602 int ret = 0;
1603 ASN1_INTEGER *ai = NULL;
1604 int j;
1605
1606 if (suffix == NULL)
1607 j = strlen(serialfile);
1608 else
1609 j = strlen(serialfile) + strlen(suffix) + 1;
1610 if (j >= BSIZE) {
1611 BIO_printf(bio_err, "file name too long\n");
1612 goto err;
1613 }
1614
1615 if (suffix == NULL)
1616 BUF_strlcpy(buf[0], serialfile, BSIZE);
1617 else {
1618 #ifndef OPENSSL_SYS_VMS
1619 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, suffix);
1620 #else
1621 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, suffix);
1622 #endif
1623 }
1624 #ifdef RL_DEBUG
1625 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
1626 #endif
1627 out = BIO_new(BIO_s_file());
1628 if (out == NULL) {
1629 ERR_print_errors(bio_err);
1630 goto err;
1631 }
1632 if (BIO_write_filename(out, buf[0]) <= 0) {
1633 perror(serialfile);
1634 goto err;
1635 }
1636
1637 if ((ai = BN_to_ASN1_INTEGER(serial, NULL)) == NULL) {
1638 BIO_printf(bio_err, "error converting serial to ASN.1 format\n");
1639 goto err;
1640 }
1641 i2a_ASN1_INTEGER(out, ai);
1642 BIO_puts(out, "\n");
1643 ret = 1;
1644 if (retai) {
1645 *retai = ai;
1646 ai = NULL;
1647 }
1648 err:
1649 if (out != NULL)
1650 BIO_free_all(out);
1651 if (ai != NULL)
1652 ASN1_INTEGER_free(ai);
1653 return (ret);
1654 }
1655
1656 int rotate_serial(char *serialfile, char *new_suffix, char *old_suffix)
1657 {
1658 char buf[5][BSIZE];
1659 int i, j;
1660
1661 i = strlen(serialfile) + strlen(old_suffix);
1662 j = strlen(serialfile) + strlen(new_suffix);
1663 if (i > j)
1664 j = i;
1665 if (j + 1 >= BSIZE) {
1666 BIO_printf(bio_err, "file name too long\n");
1667 goto err;
1668 }
1669 #ifndef OPENSSL_SYS_VMS
1670 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, new_suffix);
1671 #else
1672 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, new_suffix);
1673 #endif
1674 #ifndef OPENSSL_SYS_VMS
1675 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s", serialfile, old_suffix);
1676 #else
1677 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s", serialfile, old_suffix);
1678 #endif
1679 #ifdef RL_DEBUG
1680 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1681 serialfile, buf[1]);
1682 #endif
1683 if (rename(serialfile, buf[1]) < 0 && errno != ENOENT
1684 #ifdef ENOTDIR
1685 && errno != ENOTDIR
1686 #endif
1687 ) {
1688 BIO_printf(bio_err,
1689 "unable to rename %s to %s\n", serialfile, buf[1]);
1690 perror("reason");
1691 goto err;
1692 }
1693 #ifdef RL_DEBUG
1694 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1695 buf[0], serialfile);
1696 #endif
1697 if (rename(buf[0], serialfile) < 0) {
1698 BIO_printf(bio_err,
1699 "unable to rename %s to %s\n", buf[0], serialfile);
1700 perror("reason");
1701 rename(buf[1], serialfile);
1702 goto err;
1703 }
1704 return 1;
1705 err:
1706 return 0;
1707 }
1708
1709 int rand_serial(BIGNUM *b, ASN1_INTEGER *ai)
1710 {
1711 BIGNUM *btmp;
1712 int ret = 0;
1713 if (b)
1714 btmp = b;
1715 else
1716 btmp = BN_new();
1717
1718 if (!btmp)
1719 return 0;
1720
1721 if (!BN_pseudo_rand(btmp, SERIAL_RAND_BITS, 0, 0))
1722 goto error;
1723 if (ai && !BN_to_ASN1_INTEGER(btmp, ai))
1724 goto error;
1725
1726 ret = 1;
1727
1728 error:
1729
1730 if (!b)
1731 BN_free(btmp);
1732
1733 return ret;
1734 }
1735
1736 CA_DB *load_index(char *dbfile, DB_ATTR *db_attr)
1737 {
1738 CA_DB *retdb = NULL;
1739 TXT_DB *tmpdb = NULL;
1740 BIO *in = BIO_new(BIO_s_file());
1741 CONF *dbattr_conf = NULL;
1742 char buf[1][BSIZE];
1743 long errorline = -1;
1744
1745 if (in == NULL) {
1746 ERR_print_errors(bio_err);
1747 goto err;
1748 }
1749 if (BIO_read_filename(in, dbfile) <= 0) {
1750 perror(dbfile);
1751 BIO_printf(bio_err, "unable to open '%s'\n", dbfile);
1752 goto err;
1753 }
1754 if ((tmpdb = TXT_DB_read(in, DB_NUMBER)) == NULL)
1755 goto err;
1756
1757 #ifndef OPENSSL_SYS_VMS
1758 BIO_snprintf(buf[0], sizeof buf[0], "%s.attr", dbfile);
1759 #else
1760 BIO_snprintf(buf[0], sizeof buf[0], "%s-attr", dbfile);
1761 #endif
1762 dbattr_conf = NCONF_new(NULL);
1763 if (NCONF_load(dbattr_conf, buf[0], &errorline) <= 0) {
1764 if (errorline > 0) {
1765 BIO_printf(bio_err,
1766 "error on line %ld of db attribute file '%s'\n",
1767 errorline, buf[0]);
1768 goto err;
1769 } else {
1770 NCONF_free(dbattr_conf);
1771 dbattr_conf = NULL;
1772 }
1773 }
1774
1775 if ((retdb = OPENSSL_malloc(sizeof(CA_DB))) == NULL) {
1776 fprintf(stderr, "Out of memory\n");
1777 goto err;
1778 }
1779
1780 retdb->db = tmpdb;
1781 tmpdb = NULL;
1782 if (db_attr)
1783 retdb->attributes = *db_attr;
1784 else {
1785 retdb->attributes.unique_subject = 1;
1786 }
1787
1788 if (dbattr_conf) {
1789 char *p = NCONF_get_string(dbattr_conf, NULL, "unique_subject");
1790 if (p) {
1791 #ifdef RL_DEBUG
1792 BIO_printf(bio_err,
1793 "DEBUG[load_index]: unique_subject = \"%s\"\n", p);
1794 #endif
1795 retdb->attributes.unique_subject = parse_yesno(p, 1);
1796 }
1797 }
1798
1799 err:
1800 if (dbattr_conf)
1801 NCONF_free(dbattr_conf);
1802 if (tmpdb)
1803 TXT_DB_free(tmpdb);
1804 if (in)
1805 BIO_free_all(in);
1806 return retdb;
1807 }
1808
1809 int index_index(CA_DB *db)
1810 {
1811 if (!TXT_DB_create_index(db->db, DB_serial, NULL,
1812 LHASH_HASH_FN(index_serial),
1813 LHASH_COMP_FN(index_serial))) {
1814 BIO_printf(bio_err,
1815 "error creating serial number index:(%ld,%ld,%ld)\n",
1816 db->db->error, db->db->arg1, db->db->arg2);
1817 return 0;
1818 }
1819
1820 if (db->attributes.unique_subject
1821 && !TXT_DB_create_index(db->db, DB_name, index_name_qual,
1822 LHASH_HASH_FN(index_name),
1823 LHASH_COMP_FN(index_name))) {
1824 BIO_printf(bio_err, "error creating name index:(%ld,%ld,%ld)\n",
1825 db->db->error, db->db->arg1, db->db->arg2);
1826 return 0;
1827 }
1828 return 1;
1829 }
1830
1831 int save_index(const char *dbfile, const char *suffix, CA_DB *db)
1832 {
1833 char buf[3][BSIZE];
1834 BIO *out = BIO_new(BIO_s_file());
1835 int j;
1836
1837 if (out == NULL) {
1838 ERR_print_errors(bio_err);
1839 goto err;
1840 }
1841
1842 j = strlen(dbfile) + strlen(suffix);
1843 if (j + 6 >= BSIZE) {
1844 BIO_printf(bio_err, "file name too long\n");
1845 goto err;
1846 }
1847 #ifndef OPENSSL_SYS_VMS
1848 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr", dbfile);
1849 #else
1850 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr", dbfile);
1851 #endif
1852 #ifndef OPENSSL_SYS_VMS
1853 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.attr.%s", dbfile, suffix);
1854 #else
1855 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-attr-%s", dbfile, suffix);
1856 #endif
1857 #ifndef OPENSSL_SYS_VMS
1858 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, suffix);
1859 #else
1860 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, suffix);
1861 #endif
1862 #ifdef RL_DEBUG
1863 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
1864 #endif
1865 if (BIO_write_filename(out, buf[0]) <= 0) {
1866 perror(dbfile);
1867 BIO_printf(bio_err, "unable to open '%s'\n", dbfile);
1868 goto err;
1869 }
1870 j = TXT_DB_write(out, db->db);
1871 if (j <= 0)
1872 goto err;
1873
1874 BIO_free(out);
1875
1876 out = BIO_new(BIO_s_file());
1877 #ifdef RL_DEBUG
1878 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[1]);
1879 #endif
1880 if (BIO_write_filename(out, buf[1]) <= 0) {
1881 perror(buf[2]);
1882 BIO_printf(bio_err, "unable to open '%s'\n", buf[2]);
1883 goto err;
1884 }
1885 BIO_printf(out, "unique_subject = %s\n",
1886 db->attributes.unique_subject ? "yes" : "no");
1887 BIO_free(out);
1888
1889 return 1;
1890 err:
1891 return 0;
1892 }
1893
1894 int rotate_index(const char *dbfile, const char *new_suffix,
1895 const char *old_suffix)
1896 {
1897 char buf[5][BSIZE];
1898 int i, j;
1899
1900 i = strlen(dbfile) + strlen(old_suffix);
1901 j = strlen(dbfile) + strlen(new_suffix);
1902 if (i > j)
1903 j = i;
1904 if (j + 6 >= BSIZE) {
1905 BIO_printf(bio_err, "file name too long\n");
1906 goto err;
1907 }
1908 #ifndef OPENSSL_SYS_VMS
1909 j = BIO_snprintf(buf[4], sizeof buf[4], "%s.attr", dbfile);
1910 #else
1911 j = BIO_snprintf(buf[4], sizeof buf[4], "%s-attr", dbfile);
1912 #endif
1913 #ifndef OPENSSL_SYS_VMS
1914 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr.%s", dbfile, new_suffix);
1915 #else
1916 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr-%s", dbfile, new_suffix);
1917 #endif
1918 #ifndef OPENSSL_SYS_VMS
1919 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, new_suffix);
1920 #else
1921 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, new_suffix);
1922 #endif
1923 #ifndef OPENSSL_SYS_VMS
1924 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s", dbfile, old_suffix);
1925 #else
1926 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s", dbfile, old_suffix);
1927 #endif
1928 #ifndef OPENSSL_SYS_VMS
1929 j = BIO_snprintf(buf[3], sizeof buf[3], "%s.attr.%s", dbfile, old_suffix);
1930 #else
1931 j = BIO_snprintf(buf[3], sizeof buf[3], "%s-attr-%s", dbfile, old_suffix);
1932 #endif
1933 #ifdef RL_DEBUG
1934 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", dbfile, buf[1]);
1935 #endif
1936 if (rename(dbfile, buf[1]) < 0 && errno != ENOENT
1937 #ifdef ENOTDIR
1938 && errno != ENOTDIR
1939 #endif
1940 ) {
1941 BIO_printf(bio_err, "unable to rename %s to %s\n", dbfile, buf[1]);
1942 perror("reason");
1943 goto err;
1944 }
1945 #ifdef RL_DEBUG
1946 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", buf[0], dbfile);
1947 #endif
1948 if (rename(buf[0], dbfile) < 0) {
1949 BIO_printf(bio_err, "unable to rename %s to %s\n", buf[0], dbfile);
1950 perror("reason");
1951 rename(buf[1], dbfile);
1952 goto err;
1953 }
1954 #ifdef RL_DEBUG
1955 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", buf[4], buf[3]);
1956 #endif
1957 if (rename(buf[4], buf[3]) < 0 && errno != ENOENT
1958 #ifdef ENOTDIR
1959 && errno != ENOTDIR
1960 #endif
1961 ) {
1962 BIO_printf(bio_err, "unable to rename %s to %s\n", buf[4], buf[3]);
1963 perror("reason");
1964 rename(dbfile, buf[0]);
1965 rename(buf[1], dbfile);
1966 goto err;
1967 }
1968 #ifdef RL_DEBUG
1969 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", buf[2], buf[4]);
1970 #endif
1971 if (rename(buf[2], buf[4]) < 0) {
1972 BIO_printf(bio_err, "unable to rename %s to %s\n", buf[2], buf[4]);
1973 perror("reason");
1974 rename(buf[3], buf[4]);
1975 rename(dbfile, buf[0]);
1976 rename(buf[1], dbfile);
1977 goto err;
1978 }
1979 return 1;
1980 err:
1981 return 0;
1982 }
1983
1984 void free_index(CA_DB *db)
1985 {
1986 if (db) {
1987 if (db->db)
1988 TXT_DB_free(db->db);
1989 OPENSSL_free(db);
1990 }
1991 }
1992
1993 int parse_yesno(const char *str, int def)
1994 {
1995 int ret = def;
1996 if (str) {
1997 switch (*str) {
1998 case 'f': /* false */
1999 case 'F': /* FALSE */
2000 case 'n': /* no */
2001 case 'N': /* NO */
2002 case '0': /* 0 */
2003 ret = 0;
2004 break;
2005 case 't': /* true */
2006 case 'T': /* TRUE */
2007 case 'y': /* yes */
2008 case 'Y': /* YES */
2009 case '1': /* 1 */
2010 ret = 1;
2011 break;
2012 default:
2013 ret = def;
2014 break;
2015 }
2016 }
2017 return ret;
2018 }
2019
2020 /*
2021 * subject is expected to be in the format /type0=value0/type1=value1/type2=...
2022 * where characters may be escaped by \
2023 */
2024 X509_NAME *parse_name(char *subject, long chtype, int multirdn)
2025 {
2026 size_t buflen = strlen(subject) + 1; /* to copy the types and values
2027 * into. due to escaping, the copy
2028 * can only become shorter */
2029 char *buf = OPENSSL_malloc(buflen);
2030 size_t max_ne = buflen / 2 + 1; /* maximum number of name elements */
2031 char **ne_types = OPENSSL_malloc(max_ne * sizeof(char *));
2032 char **ne_values = OPENSSL_malloc(max_ne * sizeof(char *));
2033 int *mval = OPENSSL_malloc(max_ne * sizeof(int));
2034
2035 char *sp = subject, *bp = buf;
2036 int i, ne_num = 0;
2037
2038 X509_NAME *n = NULL;
2039 int nid;
2040
2041 if (!buf || !ne_types || !ne_values || !mval) {
2042 BIO_printf(bio_err, "malloc error\n");
2043 goto error;
2044 }
2045
2046 if (*subject != '/') {
2047 BIO_printf(bio_err, "Subject does not start with '/'.\n");
2048 goto error;
2049 }
2050 sp++; /* skip leading / */
2051
2052 /* no multivalued RDN by default */
2053 mval[ne_num] = 0;
2054
2055 while (*sp) {
2056 /* collect type */
2057 ne_types[ne_num] = bp;
2058 while (*sp) {
2059 if (*sp == '\\') { /* is there anything to escape in the
2060 * type...? */
2061 if (*++sp)
2062 *bp++ = *sp++;
2063 else {
2064 BIO_printf(bio_err,
2065 "escape character at end of string\n");
2066 goto error;
2067 }
2068 } else if (*sp == '=') {
2069 sp++;
2070 *bp++ = '\0';
2071 break;
2072 } else
2073 *bp++ = *sp++;
2074 }
2075 if (!*sp) {
2076 BIO_printf(bio_err,
2077 "end of string encountered while processing type of subject name element #%d\n",
2078 ne_num);
2079 goto error;
2080 }
2081 ne_values[ne_num] = bp;
2082 while (*sp) {
2083 if (*sp == '\\') {
2084 if (*++sp)
2085 *bp++ = *sp++;
2086 else {
2087 BIO_printf(bio_err,
2088 "escape character at end of string\n");
2089 goto error;
2090 }
2091 } else if (*sp == '/') {
2092 sp++;
2093 /* no multivalued RDN by default */
2094 mval[ne_num + 1] = 0;
2095 break;
2096 } else if (*sp == '+' && multirdn) {
2097 /*
2098 * a not escaped + signals a mutlivalued RDN
2099 */
2100 sp++;
2101 mval[ne_num + 1] = -1;
2102 break;
2103 } else
2104 *bp++ = *sp++;
2105 }
2106 *bp++ = '\0';
2107 ne_num++;
2108 }
2109
2110 if (!(n = X509_NAME_new()))
2111 goto error;
2112
2113 for (i = 0; i < ne_num; i++) {
2114 if ((nid = OBJ_txt2nid(ne_types[i])) == NID_undef) {
2115 BIO_printf(bio_err,
2116 "Subject Attribute %s has no known NID, skipped\n",
2117 ne_types[i]);
2118 continue;
2119 }
2120
2121 if (!*ne_values[i]) {
2122 BIO_printf(bio_err,
2123 "No value provided for Subject Attribute %s, skipped\n",
2124 ne_types[i]);
2125 continue;
2126 }
2127
2128 if (!X509_NAME_add_entry_by_NID
2129 (n, nid, chtype, (unsigned char *)ne_values[i], -1, -1, mval[i]))
2130 goto error;
2131 }
2132
2133 OPENSSL_free(ne_values);
2134 OPENSSL_free(ne_types);
2135 OPENSSL_free(buf);
2136 OPENSSL_free(mval);
2137 return n;
2138
2139 error:
2140 X509_NAME_free(n);
2141 if (ne_values)
2142 OPENSSL_free(ne_values);
2143 if (ne_types)
2144 OPENSSL_free(ne_types);
2145 if (mval)
2146 OPENSSL_free(mval);
2147 if (buf)
2148 OPENSSL_free(buf);
2149 return NULL;
2150 }
2151
2152 int args_verify(char ***pargs, int *pargc,
2153 int *badarg, BIO *err, X509_VERIFY_PARAM **pm)
2154 {
2155 ASN1_OBJECT *otmp = NULL;
2156 unsigned long flags = 0;
2157 int i;
2158 int purpose = 0, depth = -1;
2159 char **oldargs = *pargs;
2160 char *arg = **pargs, *argn = (*pargs)[1];
2161 time_t at_time = 0;
2162 if (!strcmp(arg, "-policy")) {
2163 if (!argn)
2164 *badarg = 1;
2165 else {
2166 otmp = OBJ_txt2obj(argn, 0);
2167 if (!otmp) {
2168 BIO_printf(err, "Invalid Policy \"%s\"\n", argn);
2169 *badarg = 1;
2170 }
2171 }
2172 (*pargs)++;
2173 } else if (strcmp(arg, "-purpose") == 0) {
2174 X509_PURPOSE *xptmp;
2175 if (!argn)
2176 *badarg = 1;
2177 else {
2178 i = X509_PURPOSE_get_by_sname(argn);
2179 if (i < 0) {
2180 BIO_printf(err, "unrecognized purpose\n");
2181 *badarg = 1;
2182 } else {
2183 xptmp = X509_PURPOSE_get0(i);
2184 purpose = X509_PURPOSE_get_id(xptmp);
2185 }
2186 }
2187 (*pargs)++;
2188 } else if (strcmp(arg, "-verify_depth") == 0) {
2189 if (!argn)
2190 *badarg = 1;
2191 else {
2192 depth = atoi(argn);
2193 if (depth < 0) {
2194 BIO_printf(err, "invalid depth\n");
2195 *badarg = 1;
2196 }
2197 }
2198 (*pargs)++;
2199 } else if (strcmp(arg, "-attime") == 0) {
2200 if (!argn)
2201 *badarg = 1;
2202 else {
2203 long timestamp;
2204 /*
2205 * interpret the -attime argument as seconds since Epoch
2206 */
2207 if (sscanf(argn, "%li", &timestamp) != 1) {
2208 BIO_printf(bio_err, "Error parsing timestamp %s\n", argn);
2209 *badarg = 1;
2210 }
2211 /* on some platforms time_t may be a float */
2212 at_time = (time_t)timestamp;
2213 }
2214 (*pargs)++;
2215 } else if (!strcmp(arg, "-ignore_critical"))
2216 flags |= X509_V_FLAG_IGNORE_CRITICAL;
2217 else if (!strcmp(arg, "-issuer_checks"))
2218 flags |= X509_V_FLAG_CB_ISSUER_CHECK;
2219 else if (!strcmp(arg, "-crl_check"))
2220 flags |= X509_V_FLAG_CRL_CHECK;
2221 else if (!strcmp(arg, "-crl_check_all"))
2222 flags |= X509_V_FLAG_CRL_CHECK | X509_V_FLAG_CRL_CHECK_ALL;
2223 else if (!strcmp(arg, "-policy_check"))
2224 flags |= X509_V_FLAG_POLICY_CHECK;
2225 else if (!strcmp(arg, "-explicit_policy"))
2226 flags |= X509_V_FLAG_EXPLICIT_POLICY;
2227 else if (!strcmp(arg, "-inhibit_any"))
2228 flags |= X509_V_FLAG_INHIBIT_ANY;
2229 else if (!strcmp(arg, "-inhibit_map"))
2230 flags |= X509_V_FLAG_INHIBIT_MAP;
2231 else if (!strcmp(arg, "-x509_strict"))
2232 flags |= X509_V_FLAG_X509_STRICT;
2233 else if (!strcmp(arg, "-extended_crl"))
2234 flags |= X509_V_FLAG_EXTENDED_CRL_SUPPORT;
2235 else if (!strcmp(arg, "-use_deltas"))
2236 flags |= X509_V_FLAG_USE_DELTAS;
2237 else if (!strcmp(arg, "-policy_print"))
2238 flags |= X509_V_FLAG_NOTIFY_POLICY;
2239 else if (!strcmp(arg, "-check_ss_sig"))
2240 flags |= X509_V_FLAG_CHECK_SS_SIGNATURE;
2241 else if (!strcmp(arg, "-no_alt_chains"))
2242 flags |= X509_V_FLAG_NO_ALT_CHAINS;
2243 else
2244 return 0;
2245
2246 if (*badarg) {
2247 if (*pm)
2248 X509_VERIFY_PARAM_free(*pm);
2249 *pm = NULL;
2250 goto end;
2251 }
2252
2253 if (!*pm && !(*pm = X509_VERIFY_PARAM_new())) {
2254 *badarg = 1;
2255 goto end;
2256 }
2257
2258 if (otmp)
2259 X509_VERIFY_PARAM_add0_policy(*pm, otmp);
2260 if (flags)
2261 X509_VERIFY_PARAM_set_flags(*pm, flags);
2262
2263 if (purpose)
2264 X509_VERIFY_PARAM_set_purpose(*pm, purpose);
2265
2266 if (depth >= 0)
2267 X509_VERIFY_PARAM_set_depth(*pm, depth);
2268
2269 if (at_time)
2270 X509_VERIFY_PARAM_set_time(*pm, at_time);
2271
2272 end:
2273
2274 (*pargs)++;
2275
2276 if (pargc)
2277 *pargc -= *pargs - oldargs;
2278
2279 return 1;
2280
2281 }
2282
2283 /*
2284 * Read whole contents of a BIO into an allocated memory buffer and return
2285 * it.
2286 */
2287
2288 int bio_to_mem(unsigned char **out, int maxlen, BIO *in)
2289 {
2290 BIO *mem;
2291 int len, ret;
2292 unsigned char tbuf[1024];
2293 mem = BIO_new(BIO_s_mem());
2294 if (!mem)
2295 return -1;
2296 for (;;) {
2297 if ((maxlen != -1) && maxlen < 1024)
2298 len = maxlen;
2299 else
2300 len = 1024;
2301 len = BIO_read(in, tbuf, len);
2302 if (len <= 0)
2303 break;
2304 if (BIO_write(mem, tbuf, len) != len) {
2305 BIO_free(mem);
2306 return -1;
2307 }
2308 maxlen -= len;
2309
2310 if (maxlen == 0)
2311 break;
2312 }
2313 ret = BIO_get_mem_data(mem, (char **)out);
2314 BIO_set_flags(mem, BIO_FLAGS_MEM_RDONLY);
2315 BIO_free(mem);
2316 return ret;
2317 }
2318
2319 int pkey_ctrl_string(EVP_PKEY_CTX *ctx, char *value)
2320 {
2321 int rv;
2322 char *stmp, *vtmp = NULL;
2323 stmp = BUF_strdup(value);
2324 if (!stmp)
2325 return -1;
2326 vtmp = strchr(stmp, ':');
2327 if (vtmp) {
2328 *vtmp = 0;
2329 vtmp++;
2330 }
2331 rv = EVP_PKEY_CTX_ctrl_str(ctx, stmp, vtmp);
2332 OPENSSL_free(stmp);
2333 return rv;
2334 }
2335
2336 static void nodes_print(BIO *out, const char *name,
2337 STACK_OF(X509_POLICY_NODE) *nodes)
2338 {
2339 X509_POLICY_NODE *node;
2340 int i;
2341 BIO_printf(out, "%s Policies:", name);
2342 if (nodes) {
2343 BIO_puts(out, "\n");
2344 for (i = 0; i < sk_X509_POLICY_NODE_num(nodes); i++) {
2345 node = sk_X509_POLICY_NODE_value(nodes, i);
2346 X509_POLICY_NODE_print(out, node, 2);
2347 }
2348 } else
2349 BIO_puts(out, " <empty>\n");
2350 }
2351
2352 void policies_print(BIO *out, X509_STORE_CTX *ctx)
2353 {
2354 X509_POLICY_TREE *tree;
2355 int explicit_policy;
2356 int free_out = 0;
2357 if (out == NULL) {
2358 out = BIO_new_fp(stderr, BIO_NOCLOSE);
2359 free_out = 1;
2360 }
2361 tree = X509_STORE_CTX_get0_policy_tree(ctx);
2362 explicit_policy = X509_STORE_CTX_get_explicit_policy(ctx);
2363
2364 BIO_printf(out, "Require explicit Policy: %s\n",
2365 explicit_policy ? "True" : "False");
2366
2367 nodes_print(out, "Authority", X509_policy_tree_get0_policies(tree));
2368 nodes_print(out, "User", X509_policy_tree_get0_user_policies(tree));
2369 if (free_out)
2370 BIO_free(out);
2371 }
2372
2373 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
2374
2375 static JPAKE_CTX *jpake_init(const char *us, const char *them,
2376 const char *secret)
2377 {
2378 BIGNUM *p = NULL;
2379 BIGNUM *g = NULL;
2380 BIGNUM *q = NULL;
2381 BIGNUM *bnsecret = BN_new();
2382 JPAKE_CTX *ctx;
2383
2384 /* Use a safe prime for p (that we found earlier) */
2385 BN_hex2bn(&p,
2386 "F9E5B365665EA7A05A9C534502780FEE6F1AB5BD4F49947FD036DBD7E905269AF46EF28B0FC07487EE4F5D20FB3C0AF8E700F3A2FA3414970CBED44FEDFF80CE78D800F184BB82435D137AADA2C6C16523247930A63B85661D1FC817A51ACD96168E95898A1F83A79FFB529368AA7833ABD1B0C3AEDDB14D2E1A2F71D99F763F");
2387 g = BN_new();
2388 BN_set_word(g, 2);
2389 q = BN_new();
2390 BN_rshift1(q, p);
2391
2392 BN_bin2bn((const unsigned char *)secret, strlen(secret), bnsecret);
2393
2394 ctx = JPAKE_CTX_new(us, them, p, g, q, bnsecret);
2395 BN_free(bnsecret);
2396 BN_free(q);
2397 BN_free(g);
2398 BN_free(p);
2399
2400 return ctx;
2401 }
2402
2403 static void jpake_send_part(BIO *conn, const JPAKE_STEP_PART *p)
2404 {
2405 BN_print(conn, p->gx);
2406 BIO_puts(conn, "\n");
2407 BN_print(conn, p->zkpx.gr);
2408 BIO_puts(conn, "\n");
2409 BN_print(conn, p->zkpx.b);
2410 BIO_puts(conn, "\n");
2411 }
2412
2413 static void jpake_send_step1(BIO *bconn, JPAKE_CTX *ctx)
2414 {
2415 JPAKE_STEP1 s1;
2416
2417 JPAKE_STEP1_init(&s1);
2418 JPAKE_STEP1_generate(&s1, ctx);
2419 jpake_send_part(bconn, &s1.p1);
2420 jpake_send_part(bconn, &s1.p2);
2421 (void)BIO_flush(bconn);
2422 JPAKE_STEP1_release(&s1);
2423 }
2424
2425 static void jpake_send_step2(BIO *bconn, JPAKE_CTX *ctx)
2426 {
2427 JPAKE_STEP2 s2;
2428
2429 JPAKE_STEP2_init(&s2);
2430 JPAKE_STEP2_generate(&s2, ctx);
2431 jpake_send_part(bconn, &s2);
2432 (void)BIO_flush(bconn);
2433 JPAKE_STEP2_release(&s2);
2434 }
2435
2436 static void jpake_send_step3a(BIO *bconn, JPAKE_CTX *ctx)
2437 {
2438 JPAKE_STEP3A s3a;
2439
2440 JPAKE_STEP3A_init(&s3a);
2441 JPAKE_STEP3A_generate(&s3a, ctx);
2442 BIO_write(bconn, s3a.hhk, sizeof s3a.hhk);
2443 (void)BIO_flush(bconn);
2444 JPAKE_STEP3A_release(&s3a);
2445 }
2446
2447 static void jpake_send_step3b(BIO *bconn, JPAKE_CTX *ctx)
2448 {
2449 JPAKE_STEP3B s3b;
2450
2451 JPAKE_STEP3B_init(&s3b);
2452 JPAKE_STEP3B_generate(&s3b, ctx);
2453 BIO_write(bconn, s3b.hk, sizeof s3b.hk);
2454 (void)BIO_flush(bconn);
2455 JPAKE_STEP3B_release(&s3b);
2456 }
2457
2458 static void readbn(BIGNUM **bn, BIO *bconn)
2459 {
2460 char buf[10240];
2461 int l;
2462
2463 l = BIO_gets(bconn, buf, sizeof buf);
2464 assert(l > 0);
2465 assert(buf[l - 1] == '\n');
2466 buf[l - 1] = '\0';
2467 BN_hex2bn(bn, buf);
2468 }
2469
2470 static void jpake_receive_part(JPAKE_STEP_PART *p, BIO *bconn)
2471 {
2472 readbn(&p->gx, bconn);
2473 readbn(&p->zkpx.gr, bconn);
2474 readbn(&p->zkpx.b, bconn);
2475 }
2476
2477 static void jpake_receive_step1(JPAKE_CTX *ctx, BIO *bconn)
2478 {
2479 JPAKE_STEP1 s1;
2480
2481 JPAKE_STEP1_init(&s1);
2482 jpake_receive_part(&s1.p1, bconn);
2483 jpake_receive_part(&s1.p2, bconn);
2484 if (!JPAKE_STEP1_process(ctx, &s1)) {
2485 ERR_print_errors(bio_err);
2486 exit(1);
2487 }
2488 JPAKE_STEP1_release(&s1);
2489 }
2490
2491 static void jpake_receive_step2(JPAKE_CTX *ctx, BIO *bconn)
2492 {
2493 JPAKE_STEP2 s2;
2494
2495 JPAKE_STEP2_init(&s2);
2496 jpake_receive_part(&s2, bconn);
2497 if (!JPAKE_STEP2_process(ctx, &s2)) {
2498 ERR_print_errors(bio_err);
2499 exit(1);
2500 }
2501 JPAKE_STEP2_release(&s2);
2502 }
2503
2504 static void jpake_receive_step3a(JPAKE_CTX *ctx, BIO *bconn)
2505 {
2506 JPAKE_STEP3A s3a;
2507 int l;
2508
2509 JPAKE_STEP3A_init(&s3a);
2510 l = BIO_read(bconn, s3a.hhk, sizeof s3a.hhk);
2511 assert(l == sizeof s3a.hhk);
2512 if (!JPAKE_STEP3A_process(ctx, &s3a)) {
2513 ERR_print_errors(bio_err);
2514 exit(1);
2515 }
2516 JPAKE_STEP3A_release(&s3a);
2517 }
2518
2519 static void jpake_receive_step3b(JPAKE_CTX *ctx, BIO *bconn)
2520 {
2521 JPAKE_STEP3B s3b;
2522 int l;
2523
2524 JPAKE_STEP3B_init(&s3b);
2525 l = BIO_read(bconn, s3b.hk, sizeof s3b.hk);
2526 assert(l == sizeof s3b.hk);
2527 if (!JPAKE_STEP3B_process(ctx, &s3b)) {
2528 ERR_print_errors(bio_err);
2529 exit(1);
2530 }
2531 JPAKE_STEP3B_release(&s3b);
2532 }
2533
2534 void jpake_client_auth(BIO *out, BIO *conn, const char *secret)
2535 {
2536 JPAKE_CTX *ctx;
2537 BIO *bconn;
2538
2539 BIO_puts(out, "Authenticating with JPAKE\n");
2540
2541 ctx = jpake_init("client", "server", secret);
2542
2543 bconn = BIO_new(BIO_f_buffer());
2544 BIO_push(bconn, conn);
2545
2546 jpake_send_step1(bconn, ctx);
2547 jpake_receive_step1(ctx, bconn);
2548 jpake_send_step2(bconn, ctx);
2549 jpake_receive_step2(ctx, bconn);
2550 jpake_send_step3a(bconn, ctx);
2551 jpake_receive_step3b(ctx, bconn);
2552
2553 BIO_puts(out, "JPAKE authentication succeeded, setting PSK\n");
2554
2555 psk_key = BN_bn2hex(JPAKE_get_shared_key(ctx));
2556
2557 BIO_pop(bconn);
2558 BIO_free(bconn);
2559
2560 JPAKE_CTX_free(ctx);
2561 }
2562
2563 void jpake_server_auth(BIO *out, BIO *conn, const char *secret)
2564 {
2565 JPAKE_CTX *ctx;
2566 BIO *bconn;
2567
2568 BIO_puts(out, "Authenticating with JPAKE\n");
2569
2570 ctx = jpake_init("server", "client", secret);
2571
2572 bconn = BIO_new(BIO_f_buffer());
2573 BIO_push(bconn, conn);
2574
2575 jpake_receive_step1(ctx, bconn);
2576 jpake_send_step1(bconn, ctx);
2577 jpake_receive_step2(ctx, bconn);
2578 jpake_send_step2(bconn, ctx);
2579 jpake_receive_step3a(ctx, bconn);
2580 jpake_send_step3b(bconn, ctx);
2581
2582 BIO_puts(out, "JPAKE authentication succeeded, setting PSK\n");
2583
2584 psk_key = BN_bn2hex(JPAKE_get_shared_key(ctx));
2585
2586 BIO_pop(bconn);
2587 BIO_free(bconn);
2588
2589 JPAKE_CTX_free(ctx);
2590 }
2591
2592 #endif
2593
2594 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2595 /*-
2596 * next_protos_parse parses a comma separated list of strings into a string
2597 * in a format suitable for passing to SSL_CTX_set_next_protos_advertised.
2598 * outlen: (output) set to the length of the resulting buffer on success.
2599 * err: (maybe NULL) on failure, an error message line is written to this BIO.
2600 * in: a NUL termianted string like "abc,def,ghi"
2601 *
2602 * returns: a malloced buffer or NULL on failure.
2603 */
2604 unsigned char *next_protos_parse(unsigned short *outlen, const char *in)
2605 {
2606 size_t len;
2607 unsigned char *out;
2608 size_t i, start = 0;
2609
2610 len = strlen(in);
2611 if (len >= 65535)
2612 return NULL;
2613
2614 out = OPENSSL_malloc(strlen(in) + 1);
2615 if (!out)
2616 return NULL;
2617
2618 for (i = 0; i <= len; ++i) {
2619 if (i == len || in[i] == ',') {
2620 if (i - start > 255) {
2621 OPENSSL_free(out);
2622 return NULL;
2623 }
2624 out[start] = i - start;
2625 start = i + 1;
2626 } else
2627 out[i + 1] = in[i];
2628 }
2629
2630 *outlen = len + 1;
2631 return out;
2632 }
2633 #endif /* !OPENSSL_NO_TLSEXT &&
2634 * !OPENSSL_NO_NEXTPROTONEG */
2635
2636 /*
2637 * Platform-specific sections
2638 */
2639 #if defined(_WIN32)
2640 # ifdef fileno
2641 # undef fileno
2642 # define fileno(a) (int)_fileno(a)
2643 # endif
2644
2645 # include <windows.h>
2646 # include <tchar.h>
2647
2648 static int WIN32_rename(const char *from, const char *to)
2649 {
2650 TCHAR *tfrom = NULL, *tto;
2651 DWORD err;
2652 int ret = 0;
2653
2654 if (sizeof(TCHAR) == 1) {
2655 tfrom = (TCHAR *)from;
2656 tto = (TCHAR *)to;
2657 } else { /* UNICODE path */
2658
2659 size_t i, flen = strlen(from) + 1, tlen = strlen(to) + 1;
2660 tfrom = (TCHAR *)malloc(sizeof(TCHAR) * (flen + tlen));
2661 if (tfrom == NULL)
2662 goto err;
2663 tto = tfrom + flen;
2664 # if !defined(_WIN32_WCE) || _WIN32_WCE>=101
2665 if (!MultiByteToWideChar(CP_ACP, 0, from, flen, (WCHAR *)tfrom, flen))
2666 # endif
2667 for (i = 0; i < flen; i++)
2668 tfrom[i] = (TCHAR)from[i];
2669 # if !defined(_WIN32_WCE) || _WIN32_WCE>=101
2670 if (!MultiByteToWideChar(CP_ACP, 0, to, tlen, (WCHAR *)tto, tlen))
2671 # endif
2672 for (i = 0; i < tlen; i++)
2673 tto[i] = (TCHAR)to[i];
2674 }
2675
2676 if (MoveFile(tfrom, tto))
2677 goto ok;
2678 err = GetLastError();
2679 if (err == ERROR_ALREADY_EXISTS || err == ERROR_FILE_EXISTS) {
2680 if (DeleteFile(tto) && MoveFile(tfrom, tto))
2681 goto ok;
2682 err = GetLastError();
2683 }
2684 if (err == ERROR_FILE_NOT_FOUND || err == ERROR_PATH_NOT_FOUND)
2685 errno = ENOENT;
2686 else if (err == ERROR_ACCESS_DENIED)
2687 errno = EACCES;
2688 else
2689 errno = EINVAL; /* we could map more codes... */
2690 err:
2691 ret = -1;
2692 ok:
2693 if (tfrom != NULL && tfrom != (TCHAR *)from)
2694 free(tfrom);
2695 return ret;
2696 }
2697 #endif
2698
2699 /* app_tminterval section */
2700 #if defined(_WIN32)
2701 double app_tminterval(int stop, int usertime)
2702 {
2703 FILETIME now;
2704 double ret = 0;
2705 static ULARGE_INTEGER tmstart;
2706 static int warning = 1;
2707 # ifdef _WIN32_WINNT
2708 static HANDLE proc = NULL;
2709
2710 if (proc == NULL) {
2711 if (check_winnt())
2712 proc = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE,
2713 GetCurrentProcessId());
2714 if (proc == NULL)
2715 proc = (HANDLE) - 1;
2716 }
2717
2718 if (usertime && proc != (HANDLE) - 1) {
2719 FILETIME junk;
2720 GetProcessTimes(proc, &junk, &junk, &junk, &now);
2721 } else
2722 # endif
2723 {
2724 SYSTEMTIME systime;
2725
2726 if (usertime && warning) {
2727 BIO_printf(bio_err, "To get meaningful results, run "
2728 "this program on idle system.\n");
2729 warning = 0;
2730 }
2731 GetSystemTime(&systime);
2732 SystemTimeToFileTime(&systime, &now);
2733 }
2734
2735 if (stop == TM_START) {
2736 tmstart.u.LowPart = now.dwLowDateTime;
2737 tmstart.u.HighPart = now.dwHighDateTime;
2738 } else {
2739 ULARGE_INTEGER tmstop;
2740
2741 tmstop.u.LowPart = now.dwLowDateTime;
2742 tmstop.u.HighPart = now.dwHighDateTime;
2743
2744 ret = (__int64)(tmstop.QuadPart - tmstart.QuadPart) * 1e-7;
2745 }
2746
2747 return (ret);
2748 }
2749
2750 #elif defined(OPENSSL_SYS_NETWARE)
2751 # include <time.h>
2752
2753 double app_tminterval(int stop, int usertime)
2754 {
2755 double ret = 0;
2756 static clock_t tmstart;
2757 static int warning = 1;
2758
2759 if (usertime && warning) {
2760 BIO_printf(bio_err, "To get meaningful results, run "
2761 "this program on idle system.\n");
2762 warning = 0;
2763 }
2764
2765 if (stop == TM_START)
2766 tmstart = clock();
2767 else
2768 ret = (clock() - tmstart) / (double)CLOCKS_PER_SEC;
2769
2770 return (ret);
2771 }
2772
2773 #elif defined(OPENSSL_SYSTEM_VXWORKS)
2774 # include <time.h>
2775
2776 double app_tminterval(int stop, int usertime)
2777 {
2778 double ret = 0;
2779 # ifdef CLOCK_REALTIME
2780 static struct timespec tmstart;
2781 struct timespec now;
2782 # else
2783 static unsigned long tmstart;
2784 unsigned long now;
2785 # endif
2786 static int warning = 1;
2787
2788 if (usertime && warning) {
2789 BIO_printf(bio_err, "To get meaningful results, run "
2790 "this program on idle system.\n");
2791 warning = 0;
2792 }
2793 # ifdef CLOCK_REALTIME
2794 clock_gettime(CLOCK_REALTIME, &now);
2795 if (stop == TM_START)
2796 tmstart = now;
2797 else
2798 ret = ((now.tv_sec + now.tv_nsec * 1e-9)
2799 - (tmstart.tv_sec + tmstart.tv_nsec * 1e-9));
2800 # else
2801 now = tickGet();
2802 if (stop == TM_START)
2803 tmstart = now;
2804 else
2805 ret = (now - tmstart) / (double)sysClkRateGet();
2806 # endif
2807 return (ret);
2808 }
2809
2810 #elif defined(OPENSSL_SYSTEM_VMS)
2811 # include <time.h>
2812 # include <times.h>
2813
2814 double app_tminterval(int stop, int usertime)
2815 {
2816 static clock_t tmstart;
2817 double ret = 0;
2818 clock_t now;
2819 # ifdef __TMS
2820 struct tms rus;
2821
2822 now = times(&rus);
2823 if (usertime)
2824 now = rus.tms_utime;
2825 # else
2826 if (usertime)
2827 now = clock(); /* sum of user and kernel times */
2828 else {
2829 struct timeval tv;
2830 gettimeofday(&tv, NULL);
2831 now = (clock_t)((unsigned long long)tv.tv_sec * CLK_TCK +
2832 (unsigned long long)tv.tv_usec * (1000000 / CLK_TCK)
2833 );
2834 }
2835 # endif
2836 if (stop == TM_START)
2837 tmstart = now;
2838 else
2839 ret = (now - tmstart) / (double)(CLK_TCK);
2840
2841 return (ret);
2842 }
2843
2844 #elif defined(_SC_CLK_TCK) /* by means of unistd.h */
2845 # include <sys/times.h>
2846
2847 double app_tminterval(int stop, int usertime)
2848 {
2849 double ret = 0;
2850 struct tms rus;
2851 clock_t now = times(&rus);
2852 static clock_t tmstart;
2853
2854 if (usertime)
2855 now = rus.tms_utime;
2856
2857 if (stop == TM_START)
2858 tmstart = now;
2859 else {
2860 long int tck = sysconf(_SC_CLK_TCK);
2861 ret = (now - tmstart) / (double)tck;
2862 }
2863
2864 return (ret);
2865 }
2866
2867 #else
2868 # include <sys/time.h>
2869 # include <sys/resource.h>
2870
2871 double app_tminterval(int stop, int usertime)
2872 {
2873 double ret = 0;
2874 struct rusage rus;
2875 struct timeval now;
2876 static struct timeval tmstart;
2877
2878 if (usertime)
2879 getrusage(RUSAGE_SELF, &rus), now = rus.ru_utime;
2880 else
2881 gettimeofday(&now, NULL);
2882
2883 if (stop == TM_START)
2884 tmstart = now;
2885 else
2886 ret = ((now.tv_sec + now.tv_usec * 1e-6)
2887 - (tmstart.tv_sec + tmstart.tv_usec * 1e-6));
2888
2889 return ret;
2890 }
2891 #endif
2892
2893 /* app_isdir section */
2894 #ifdef _WIN32
2895 int app_isdir(const char *name)
2896 {
2897 HANDLE hList;
2898 WIN32_FIND_DATA FileData;
2899 # if defined(UNICODE) || defined(_UNICODE)
2900 size_t i, len_0 = strlen(name) + 1;
2901
2902 if (len_0 > sizeof(FileData.cFileName) / sizeof(FileData.cFileName[0]))
2903 return -1;
2904
2905 # if !defined(_WIN32_WCE) || _WIN32_WCE>=101
2906 if (!MultiByteToWideChar
2907 (CP_ACP, 0, name, len_0, FileData.cFileName, len_0))
2908 # endif
2909 for (i = 0; i < len_0; i++)
2910 FileData.cFileName[i] = (WCHAR)name[i];
2911
2912 hList = FindFirstFile(FileData.cFileName, &FileData);
2913 # else
2914 hList = FindFirstFile(name, &FileData);
2915 # endif
2916 if (hList == INVALID_HANDLE_VALUE)
2917 return -1;
2918 FindClose(hList);
2919 return ((FileData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) != 0);
2920 }
2921 #else
2922 # include <sys/stat.h>
2923 # ifndef S_ISDIR
2924 # if defined(_S_IFMT) && defined(_S_IFDIR)
2925 # define S_ISDIR(a) (((a) & _S_IFMT) == _S_IFDIR)
2926 # else
2927 # define S_ISDIR(a) (((a) & S_IFMT) == S_IFDIR)
2928 # endif
2929 # endif
2930
2931 int app_isdir(const char *name)
2932 {
2933 # if defined(S_ISDIR)
2934 struct stat st;
2935
2936 if (stat(name, &st) == 0)
2937 return S_ISDIR(st.st_mode);
2938 else
2939 return -1;
2940 # else
2941 return -1;
2942 # endif
2943 }
2944 #endif
2945
2946 /* raw_read|write section */
2947 #if defined(_WIN32) && defined(STD_INPUT_HANDLE)
2948 int raw_read_stdin(void *buf, int siz)
2949 {
2950 DWORD n;
2951 if (ReadFile(GetStdHandle(STD_INPUT_HANDLE), buf, siz, &n, NULL))
2952 return (n);
2953 else
2954 return (-1);
2955 }
2956 #else
2957 int raw_read_stdin(void *buf, int siz)
2958 {
2959 return read(fileno(stdin), buf, siz);
2960 }
2961 #endif
2962
2963 #if defined(_WIN32) && defined(STD_OUTPUT_HANDLE)
2964 int raw_write_stdout(const void *buf, int siz)
2965 {
2966 DWORD n;
2967 if (WriteFile(GetStdHandle(STD_OUTPUT_HANDLE), buf, siz, &n, NULL))
2968 return (n);
2969 else
2970 return (-1);
2971 }
2972 #else
2973 int raw_write_stdout(const void *buf, int siz)
2974 {
2975 return write(fileno(stdout), buf, siz);
2976 }
2977 #endif
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