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1 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) | |
2 | * All rights reserved. | |
3 | * | |
4 | * This package is an SSL implementation written | |
5 | * by Eric Young (eay@cryptsoft.com). | |
6 | * The implementation was written so as to conform with Netscapes SSL. | |
7 | * | |
8 | * This library is free for commercial and non-commercial use as long as | |
9 | * the following conditions are aheared to. The following conditions | |
10 | * apply to all code found in this distribution, be it the RC4, RSA, | |
11 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation | |
12 | * included with this distribution is covered by the same copyright terms | |
13 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). | |
14 | * | |
15 | * Copyright remains Eric Young's, and as such any Copyright notices in | |
16 | * the code are not to be removed. | |
17 | * If this package is used in a product, Eric Young should be given attribution | |
18 | * as the author of the parts of the library used. | |
19 | * This can be in the form of a textual message at program startup or | |
20 | * in documentation (online or textual) provided with the package. | |
21 | * | |
22 | * Redistribution and use in source and binary forms, with or without | |
23 | * modification, are permitted provided that the following conditions | |
24 | * are met: | |
25 | * 1. Redistributions of source code must retain the copyright | |
26 | * notice, this list of conditions and the following disclaimer. | |
27 | * 2. Redistributions in binary form must reproduce the above copyright | |
28 | * notice, this list of conditions and the following disclaimer in the | |
29 | * documentation and/or other materials provided with the distribution. | |
30 | * 3. All advertising materials mentioning features or use of this software | |
31 | * must display the following acknowledgement: | |
32 | * "This product includes cryptographic software written by | |
33 | * Eric Young (eay@cryptsoft.com)" | |
34 | * The word 'cryptographic' can be left out if the rouines from the library | |
35 | * being used are not cryptographic related :-). | |
36 | * 4. If you include any Windows specific code (or a derivative thereof) from | |
37 | * the apps directory (application code) you must include an acknowledgement: | |
38 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
39 | * | |
40 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND | |
41 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
42 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
43 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
44 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
45 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
46 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
47 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
48 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
49 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
50 | * SUCH DAMAGE. | |
51 | * | |
52 | * The licence and distribution terms for any publically available version or | |
53 | * derivative of this code cannot be changed. i.e. this code cannot simply be | |
54 | * copied and put under another distribution licence | |
55 | * [including the GNU Public Licence.] | |
56 | */ | |
57 | /* ==================================================================== | |
58 | * Copyright (c) 1998-2001 The OpenSSL Project. All rights reserved. | |
59 | * | |
60 | * Redistribution and use in source and binary forms, with or without | |
61 | * modification, are permitted provided that the following conditions | |
62 | * are met: | |
63 | * | |
64 | * 1. Redistributions of source code must retain the above copyright | |
65 | * notice, this list of conditions and the following disclaimer. | |
66 | * | |
67 | * 2. Redistributions in binary form must reproduce the above copyright | |
68 | * notice, this list of conditions and the following disclaimer in | |
69 | * the documentation and/or other materials provided with the | |
70 | * distribution. | |
71 | * | |
72 | * 3. All advertising materials mentioning features or use of this | |
73 | * software must display the following acknowledgment: | |
74 | * "This product includes software developed by the OpenSSL Project | |
75 | * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" | |
76 | * | |
77 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | |
78 | * endorse or promote products derived from this software without | |
79 | * prior written permission. For written permission, please contact | |
80 | * openssl-core@openssl.org. | |
81 | * | |
82 | * 5. Products derived from this software may not be called "OpenSSL" | |
83 | * nor may "OpenSSL" appear in their names without prior written | |
84 | * permission of the OpenSSL Project. | |
85 | * | |
86 | * 6. Redistributions of any form whatsoever must retain the following | |
87 | * acknowledgment: | |
88 | * "This product includes software developed by the OpenSSL Project | |
89 | * for use in the OpenSSL Toolkit (http://www.openssl.org/)" | |
90 | * | |
91 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | |
92 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
93 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
94 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | |
95 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
96 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
97 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
98 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
99 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
100 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
101 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
102 | * OF THE POSSIBILITY OF SUCH DAMAGE. | |
103 | * ==================================================================== | |
104 | * | |
105 | * This product includes cryptographic software written by Eric Young | |
106 | * (eay@cryptsoft.com). This product includes software written by Tim | |
107 | * Hudson (tjh@cryptsoft.com). | |
108 | * | |
109 | */ | |
110 | ||
111 | #if !defined(_POSIX_C_SOURCE) && defined(OPENSSL_SYS_VMS) | |
112 | /* | |
113 | * On VMS, you need to define this to get the declaration of fileno(). The | |
114 | * value 2 is to make sure no function defined in POSIX-2 is left undefined. | |
115 | */ | |
116 | # define _POSIX_C_SOURCE 2 | |
117 | #endif | |
118 | #include <stdio.h> | |
119 | #include <stdlib.h> | |
120 | #include <string.h> | |
121 | #if !defined(OPENSSL_SYS_WIN32) && !defined(OPENSSL_SYS_WINCE) && !defined(NETWARE_CLIB) | |
122 | # include <strings.h> | |
123 | #endif | |
124 | #include <sys/types.h> | |
125 | #include <ctype.h> | |
126 | #include <errno.h> | |
127 | #include <openssl/err.h> | |
128 | #include <openssl/x509.h> | |
129 | #include <openssl/x509v3.h> | |
130 | #include <openssl/pem.h> | |
131 | #include <openssl/pkcs12.h> | |
132 | #include <openssl/ui.h> | |
133 | #include <openssl/safestack.h> | |
134 | #ifndef OPENSSL_NO_ENGINE | |
135 | # include <openssl/engine.h> | |
136 | #endif | |
137 | #ifndef OPENSSL_NO_RSA | |
138 | # include <openssl/rsa.h> | |
139 | #endif | |
140 | #include <openssl/bn.h> | |
141 | #ifndef OPENSSL_NO_JPAKE | |
142 | # include <openssl/jpake.h> | |
143 | #endif | |
144 | #include <openssl/ssl.h> | |
145 | ||
146 | #include "apps.h" | |
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 | int app_init(long mesgwin); | |
167 | ||
168 | int chopup_args(ARGS *arg, char *buf) | |
169 | { | |
170 | int quoted; | |
171 | char c = '\0', *p = NULL; | |
172 | ||
173 | arg->argc = 0; | |
174 | if (arg->size == 0) { | |
175 | arg->size = 20; | |
176 | arg->argv = app_malloc(sizeof(*arg->argv) * arg->size, "argv space"); | |
177 | if (arg->argv == NULL) | |
178 | return 0; | |
179 | } | |
180 | ||
181 | for (p = buf;;) { | |
182 | /* Skip whitespace. */ | |
183 | while (*p && isspace(*p)) | |
184 | p++; | |
185 | if (!*p) | |
186 | break; | |
187 | ||
188 | /* The start of something good :-) */ | |
189 | if (arg->argc >= arg->size) { | |
190 | arg->size += 20; | |
191 | arg->argv = OPENSSL_realloc(arg->argv, | |
192 | sizeof(*arg->argv) * arg->size); | |
193 | if (arg->argv == NULL) | |
194 | return 0; | |
195 | } | |
196 | quoted = *p == '\'' || *p == '"'; | |
197 | if (quoted) | |
198 | c = *p++; | |
199 | arg->argv[arg->argc++] = p; | |
200 | ||
201 | /* now look for the end of this */ | |
202 | if (quoted) { | |
203 | while (*p && *p != c) | |
204 | p++; | |
205 | *p++ = '\0'; | |
206 | } else { | |
207 | while (*p && !isspace(*p)) | |
208 | p++; | |
209 | if (*p) | |
210 | *p++ = '\0'; | |
211 | } | |
212 | } | |
213 | arg->argv[arg->argc] = NULL; | |
214 | return (1); | |
215 | } | |
216 | ||
217 | #ifndef APP_INIT | |
218 | int app_init(long mesgwin) | |
219 | { | |
220 | return (1); | |
221 | } | |
222 | #endif | |
223 | ||
224 | int ctx_set_verify_locations(SSL_CTX *ctx, | |
225 | const char *CAfile, const char *CApath) | |
226 | { | |
227 | if (CAfile == NULL && CApath == NULL) | |
228 | return SSL_CTX_set_default_verify_paths(ctx); | |
229 | return SSL_CTX_load_verify_locations(ctx, CAfile, CApath); | |
230 | } | |
231 | ||
232 | int dump_cert_text(BIO *out, X509 *x) | |
233 | { | |
234 | char *p; | |
235 | ||
236 | p = X509_NAME_oneline(X509_get_subject_name(x), NULL, 0); | |
237 | BIO_puts(out, "subject="); | |
238 | BIO_puts(out, p); | |
239 | OPENSSL_free(p); | |
240 | ||
241 | p = X509_NAME_oneline(X509_get_issuer_name(x), NULL, 0); | |
242 | BIO_puts(out, "\nissuer="); | |
243 | BIO_puts(out, p); | |
244 | BIO_puts(out, "\n"); | |
245 | OPENSSL_free(p); | |
246 | ||
247 | return 0; | |
248 | } | |
249 | ||
250 | static int ui_open(UI *ui) | |
251 | { | |
252 | return UI_method_get_opener(UI_OpenSSL())(ui); | |
253 | } | |
254 | ||
255 | static int ui_read(UI *ui, UI_STRING *uis) | |
256 | { | |
257 | if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD | |
258 | && UI_get0_user_data(ui)) { | |
259 | switch (UI_get_string_type(uis)) { | |
260 | case UIT_PROMPT: | |
261 | case UIT_VERIFY: | |
262 | { | |
263 | const char *password = | |
264 | ((PW_CB_DATA *)UI_get0_user_data(ui))->password; | |
265 | if (password && password[0] != '\0') { | |
266 | UI_set_result(ui, uis, password); | |
267 | return 1; | |
268 | } | |
269 | } | |
270 | default: | |
271 | break; | |
272 | } | |
273 | } | |
274 | return UI_method_get_reader(UI_OpenSSL())(ui, uis); | |
275 | } | |
276 | ||
277 | static int ui_write(UI *ui, UI_STRING *uis) | |
278 | { | |
279 | if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD | |
280 | && UI_get0_user_data(ui)) { | |
281 | switch (UI_get_string_type(uis)) { | |
282 | case UIT_PROMPT: | |
283 | case UIT_VERIFY: | |
284 | { | |
285 | const char *password = | |
286 | ((PW_CB_DATA *)UI_get0_user_data(ui))->password; | |
287 | if (password && password[0] != '\0') | |
288 | return 1; | |
289 | } | |
290 | default: | |
291 | break; | |
292 | } | |
293 | } | |
294 | return UI_method_get_writer(UI_OpenSSL())(ui, uis); | |
295 | } | |
296 | ||
297 | static int ui_close(UI *ui) | |
298 | { | |
299 | return UI_method_get_closer(UI_OpenSSL())(ui); | |
300 | } | |
301 | ||
302 | int setup_ui_method(void) | |
303 | { | |
304 | ui_method = UI_create_method("OpenSSL application user interface"); | |
305 | UI_method_set_opener(ui_method, ui_open); | |
306 | UI_method_set_reader(ui_method, ui_read); | |
307 | UI_method_set_writer(ui_method, ui_write); | |
308 | UI_method_set_closer(ui_method, ui_close); | |
309 | return 0; | |
310 | } | |
311 | ||
312 | void destroy_ui_method(void) | |
313 | { | |
314 | if (ui_method) { | |
315 | UI_destroy_method(ui_method); | |
316 | ui_method = NULL; | |
317 | } | |
318 | } | |
319 | ||
320 | int password_callback(char *buf, int bufsiz, int verify, PW_CB_DATA *cb_tmp) | |
321 | { | |
322 | UI *ui = NULL; | |
323 | int res = 0; | |
324 | const char *prompt_info = NULL; | |
325 | const char *password = NULL; | |
326 | PW_CB_DATA *cb_data = (PW_CB_DATA *)cb_tmp; | |
327 | ||
328 | if (cb_data) { | |
329 | if (cb_data->password) | |
330 | password = cb_data->password; | |
331 | if (cb_data->prompt_info) | |
332 | prompt_info = cb_data->prompt_info; | |
333 | } | |
334 | ||
335 | if (password) { | |
336 | res = strlen(password); | |
337 | if (res > bufsiz) | |
338 | res = bufsiz; | |
339 | memcpy(buf, password, res); | |
340 | return res; | |
341 | } | |
342 | ||
343 | ui = UI_new_method(ui_method); | |
344 | if (ui) { | |
345 | int ok = 0; | |
346 | char *buff = NULL; | |
347 | int ui_flags = 0; | |
348 | char *prompt; | |
349 | ||
350 | prompt = UI_construct_prompt(ui, "pass phrase", prompt_info); | |
351 | if (!prompt) { | |
352 | BIO_printf(bio_err, "Out of memory\n"); | |
353 | UI_free(ui); | |
354 | return 0; | |
355 | } | |
356 | ||
357 | ui_flags |= UI_INPUT_FLAG_DEFAULT_PWD; | |
358 | UI_ctrl(ui, UI_CTRL_PRINT_ERRORS, 1, 0, 0); | |
359 | ||
360 | if (ok >= 0) | |
361 | ok = UI_add_input_string(ui, prompt, ui_flags, buf, | |
362 | PW_MIN_LENGTH, bufsiz - 1); | |
363 | if (ok >= 0 && verify) { | |
364 | buff = app_malloc(bufsiz, "password buffer"); | |
365 | ok = UI_add_verify_string(ui, prompt, ui_flags, buff, | |
366 | PW_MIN_LENGTH, bufsiz - 1, buf); | |
367 | } | |
368 | if (ok >= 0) | |
369 | do { | |
370 | ok = UI_process(ui); | |
371 | } | |
372 | while (ok < 0 && UI_ctrl(ui, UI_CTRL_IS_REDOABLE, 0, 0, 0)); | |
373 | ||
374 | OPENSSL_clear_free(buff, (unsigned int)bufsiz); | |
375 | ||
376 | if (ok >= 0) | |
377 | res = strlen(buf); | |
378 | if (ok == -1) { | |
379 | BIO_printf(bio_err, "User interface error\n"); | |
380 | ERR_print_errors(bio_err); | |
381 | OPENSSL_cleanse(buf, (unsigned int)bufsiz); | |
382 | res = 0; | |
383 | } | |
384 | if (ok == -2) { | |
385 | BIO_printf(bio_err, "aborted!\n"); | |
386 | OPENSSL_cleanse(buf, (unsigned int)bufsiz); | |
387 | res = 0; | |
388 | } | |
389 | UI_free(ui); | |
390 | OPENSSL_free(prompt); | |
391 | } | |
392 | return res; | |
393 | } | |
394 | ||
395 | static char *app_get_pass(char *arg, int keepbio); | |
396 | ||
397 | int app_passwd(char *arg1, char *arg2, char **pass1, char **pass2) | |
398 | { | |
399 | int same; | |
400 | if (!arg2 || !arg1 || strcmp(arg1, arg2)) | |
401 | same = 0; | |
402 | else | |
403 | same = 1; | |
404 | if (arg1) { | |
405 | *pass1 = app_get_pass(arg1, same); | |
406 | if (!*pass1) | |
407 | return 0; | |
408 | } else if (pass1) | |
409 | *pass1 = NULL; | |
410 | if (arg2) { | |
411 | *pass2 = app_get_pass(arg2, same ? 2 : 0); | |
412 | if (!*pass2) | |
413 | return 0; | |
414 | } else if (pass2) | |
415 | *pass2 = NULL; | |
416 | return 1; | |
417 | } | |
418 | ||
419 | static char *app_get_pass(char *arg, int keepbio) | |
420 | { | |
421 | char *tmp, tpass[APP_PASS_LEN]; | |
422 | static BIO *pwdbio = NULL; | |
423 | int i; | |
424 | ||
425 | if (strncmp(arg, "pass:", 5) == 0) | |
426 | return BUF_strdup(arg + 5); | |
427 | if (strncmp(arg, "env:", 4) == 0) { | |
428 | tmp = getenv(arg + 4); | |
429 | if (!tmp) { | |
430 | BIO_printf(bio_err, "Can't read environment variable %s\n", arg + 4); | |
431 | return NULL; | |
432 | } | |
433 | return BUF_strdup(tmp); | |
434 | } | |
435 | if (!keepbio || !pwdbio) { | |
436 | if (strncmp(arg, "file:", 5) == 0) { | |
437 | pwdbio = BIO_new_file(arg + 5, "r"); | |
438 | if (!pwdbio) { | |
439 | BIO_printf(bio_err, "Can't open file %s\n", arg + 5); | |
440 | return NULL; | |
441 | } | |
442 | #if !defined(_WIN32) | |
443 | /* | |
444 | * Under _WIN32, which covers even Win64 and CE, file | |
445 | * descriptors referenced by BIO_s_fd are not inherited | |
446 | * by child process and therefore below is not an option. | |
447 | * It could have been an option if bss_fd.c was operating | |
448 | * on real Windows descriptors, such as those obtained | |
449 | * with CreateFile. | |
450 | */ | |
451 | } else if (strncmp(arg, "fd:", 3) == 0) { | |
452 | BIO *btmp; | |
453 | i = atoi(arg + 3); | |
454 | if (i >= 0) | |
455 | pwdbio = BIO_new_fd(i, BIO_NOCLOSE); | |
456 | if ((i < 0) || !pwdbio) { | |
457 | BIO_printf(bio_err, "Can't access file descriptor %s\n", arg + 3); | |
458 | return NULL; | |
459 | } | |
460 | /* | |
461 | * Can't do BIO_gets on an fd BIO so add a buffering BIO | |
462 | */ | |
463 | btmp = BIO_new(BIO_f_buffer()); | |
464 | pwdbio = BIO_push(btmp, pwdbio); | |
465 | #endif | |
466 | } else if (strcmp(arg, "stdin") == 0) { | |
467 | pwdbio = dup_bio_in(); | |
468 | if (!pwdbio) { | |
469 | BIO_printf(bio_err, "Can't open BIO for stdin\n"); | |
470 | return NULL; | |
471 | } | |
472 | } else { | |
473 | BIO_printf(bio_err, "Invalid password argument \"%s\"\n", arg); | |
474 | return NULL; | |
475 | } | |
476 | } | |
477 | i = BIO_gets(pwdbio, tpass, APP_PASS_LEN); | |
478 | if (keepbio != 1) { | |
479 | BIO_free_all(pwdbio); | |
480 | pwdbio = NULL; | |
481 | } | |
482 | if (i <= 0) { | |
483 | BIO_printf(bio_err, "Error reading password from BIO\n"); | |
484 | return NULL; | |
485 | } | |
486 | tmp = strchr(tpass, '\n'); | |
487 | if (tmp) | |
488 | *tmp = 0; | |
489 | return BUF_strdup(tpass); | |
490 | } | |
491 | ||
492 | static CONF *app_load_config_(BIO *in, const char *filename) | |
493 | { | |
494 | long errorline = -1; | |
495 | CONF *conf; | |
496 | int i; | |
497 | ||
498 | conf = NCONF_new(NULL); | |
499 | i = NCONF_load_bio(conf, in, &errorline); | |
500 | if (i > 0) | |
501 | return conf; | |
502 | ||
503 | if (errorline <= 0) | |
504 | BIO_printf(bio_err, "%s: Can't load config file \"%s\"\n", | |
505 | opt_getprog(), filename); | |
506 | else | |
507 | BIO_printf(bio_err, "%s: Error on line %ld of config file \"%s\"\n", | |
508 | opt_getprog(), errorline, filename); | |
509 | NCONF_free(conf); | |
510 | return NULL; | |
511 | } | |
512 | CONF *app_load_config(const char *filename) | |
513 | { | |
514 | BIO *in; | |
515 | CONF *conf; | |
516 | ||
517 | in = bio_open_default(filename, "r"); | |
518 | if (in == NULL) | |
519 | return NULL; | |
520 | ||
521 | conf = app_load_config_(in, filename); | |
522 | BIO_free(in); | |
523 | return conf; | |
524 | } | |
525 | CONF *app_load_config_quiet(const char *filename) | |
526 | { | |
527 | BIO *in; | |
528 | CONF *conf; | |
529 | ||
530 | in = bio_open_default_quiet(filename, "r"); | |
531 | if (in == NULL) | |
532 | return NULL; | |
533 | ||
534 | conf = app_load_config_(in, filename); | |
535 | BIO_free(in); | |
536 | return conf; | |
537 | } | |
538 | ||
539 | int app_load_modules(const CONF *config) | |
540 | { | |
541 | CONF *to_free = NULL; | |
542 | ||
543 | if (config == NULL) | |
544 | config = to_free = app_load_config_quiet(default_config_file); | |
545 | if (config == NULL) | |
546 | return 1; | |
547 | ||
548 | if (CONF_modules_load(config, NULL, 0) <= 0) { | |
549 | BIO_printf(bio_err, "Error configuring OpenSSL modules\n"); | |
550 | ERR_print_errors(bio_err); | |
551 | NCONF_free(to_free); | |
552 | return 0; | |
553 | } | |
554 | NCONF_free(to_free); | |
555 | return 1; | |
556 | } | |
557 | ||
558 | int add_oid_section(CONF *conf) | |
559 | { | |
560 | char *p; | |
561 | STACK_OF(CONF_VALUE) *sktmp; | |
562 | CONF_VALUE *cnf; | |
563 | int i; | |
564 | ||
565 | if ((p = NCONF_get_string(conf, NULL, "oid_section")) == NULL) { | |
566 | ERR_clear_error(); | |
567 | return 1; | |
568 | } | |
569 | if ((sktmp = NCONF_get_section(conf, p)) == NULL) { | |
570 | BIO_printf(bio_err, "problem loading oid section %s\n", p); | |
571 | return 0; | |
572 | } | |
573 | for (i = 0; i < sk_CONF_VALUE_num(sktmp); i++) { | |
574 | cnf = sk_CONF_VALUE_value(sktmp, i); | |
575 | if (OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) { | |
576 | BIO_printf(bio_err, "problem creating object %s=%s\n", | |
577 | cnf->name, cnf->value); | |
578 | return 0; | |
579 | } | |
580 | } | |
581 | return 1; | |
582 | } | |
583 | ||
584 | static int load_pkcs12(BIO *in, const char *desc, | |
585 | pem_password_cb *pem_cb, void *cb_data, | |
586 | EVP_PKEY **pkey, X509 **cert, STACK_OF(X509) **ca) | |
587 | { | |
588 | const char *pass; | |
589 | char tpass[PEM_BUFSIZE]; | |
590 | int len, ret = 0; | |
591 | PKCS12 *p12; | |
592 | p12 = d2i_PKCS12_bio(in, NULL); | |
593 | if (p12 == NULL) { | |
594 | BIO_printf(bio_err, "Error loading PKCS12 file for %s\n", desc); | |
595 | goto die; | |
596 | } | |
597 | /* See if an empty password will do */ | |
598 | if (PKCS12_verify_mac(p12, "", 0) || PKCS12_verify_mac(p12, NULL, 0)) | |
599 | pass = ""; | |
600 | else { | |
601 | if (!pem_cb) | |
602 | pem_cb = (pem_password_cb *)password_callback; | |
603 | len = pem_cb(tpass, PEM_BUFSIZE, 0, cb_data); | |
604 | if (len < 0) { | |
605 | BIO_printf(bio_err, "Passphrase callback error for %s\n", desc); | |
606 | goto die; | |
607 | } | |
608 | if (len < PEM_BUFSIZE) | |
609 | tpass[len] = 0; | |
610 | if (!PKCS12_verify_mac(p12, tpass, len)) { | |
611 | BIO_printf(bio_err, | |
612 | "Mac verify error (wrong password?) in PKCS12 file for %s\n", | |
613 | desc); | |
614 | goto die; | |
615 | } | |
616 | pass = tpass; | |
617 | } | |
618 | ret = PKCS12_parse(p12, pass, pkey, cert, ca); | |
619 | die: | |
620 | PKCS12_free(p12); | |
621 | return ret; | |
622 | } | |
623 | ||
624 | int load_cert_crl_http(const char *url, X509 **pcert, X509_CRL **pcrl) | |
625 | { | |
626 | char *host = NULL, *port = NULL, *path = NULL; | |
627 | BIO *bio = NULL; | |
628 | OCSP_REQ_CTX *rctx = NULL; | |
629 | int use_ssl, rv = 0; | |
630 | if (!OCSP_parse_url(url, &host, &port, &path, &use_ssl)) | |
631 | goto err; | |
632 | if (use_ssl) { | |
633 | BIO_puts(bio_err, "https not supported\n"); | |
634 | goto err; | |
635 | } | |
636 | bio = BIO_new_connect(host); | |
637 | if (!bio || !BIO_set_conn_port(bio, port)) | |
638 | goto err; | |
639 | rctx = OCSP_REQ_CTX_new(bio, 1024); | |
640 | if (!rctx) | |
641 | goto err; | |
642 | if (!OCSP_REQ_CTX_http(rctx, "GET", path)) | |
643 | goto err; | |
644 | if (!OCSP_REQ_CTX_add1_header(rctx, "Host", host)) | |
645 | goto err; | |
646 | if (pcert) { | |
647 | do { | |
648 | rv = X509_http_nbio(rctx, pcert); | |
649 | } while (rv == -1); | |
650 | } else { | |
651 | do { | |
652 | rv = X509_CRL_http_nbio(rctx, pcrl); | |
653 | } while (rv == -1); | |
654 | } | |
655 | ||
656 | err: | |
657 | OPENSSL_free(host); | |
658 | OPENSSL_free(path); | |
659 | OPENSSL_free(port); | |
660 | if (bio) | |
661 | BIO_free_all(bio); | |
662 | OCSP_REQ_CTX_free(rctx); | |
663 | if (rv != 1) { | |
664 | BIO_printf(bio_err, "Error loading %s from %s\n", | |
665 | pcert ? "certificate" : "CRL", url); | |
666 | ERR_print_errors(bio_err); | |
667 | } | |
668 | return rv; | |
669 | } | |
670 | ||
671 | X509 *load_cert(const char *file, int format, | |
672 | const char *pass, ENGINE *e, const char *cert_descrip) | |
673 | { | |
674 | X509 *x = NULL; | |
675 | BIO *cert; | |
676 | ||
677 | if (format == FORMAT_HTTP) { | |
678 | load_cert_crl_http(file, &x, NULL); | |
679 | return x; | |
680 | } | |
681 | ||
682 | if (file == NULL) { | |
683 | unbuffer(stdin); | |
684 | cert = dup_bio_in(); | |
685 | } else | |
686 | cert = bio_open_default(file, RB(format)); | |
687 | if (cert == NULL) | |
688 | goto end; | |
689 | ||
690 | if (format == FORMAT_ASN1) | |
691 | x = d2i_X509_bio(cert, NULL); | |
692 | else if (format == FORMAT_PEM) | |
693 | x = PEM_read_bio_X509_AUX(cert, NULL, | |
694 | (pem_password_cb *)password_callback, NULL); | |
695 | else if (format == FORMAT_PKCS12) { | |
696 | if (!load_pkcs12(cert, cert_descrip, NULL, NULL, NULL, &x, NULL)) | |
697 | goto end; | |
698 | } else { | |
699 | BIO_printf(bio_err, "bad input format specified for %s\n", cert_descrip); | |
700 | goto end; | |
701 | } | |
702 | end: | |
703 | if (x == NULL) { | |
704 | BIO_printf(bio_err, "unable to load certificate\n"); | |
705 | ERR_print_errors(bio_err); | |
706 | } | |
707 | BIO_free(cert); | |
708 | return (x); | |
709 | } | |
710 | ||
711 | X509_CRL *load_crl(const char *infile, int format) | |
712 | { | |
713 | X509_CRL *x = NULL; | |
714 | BIO *in = NULL; | |
715 | ||
716 | if (format == FORMAT_HTTP) { | |
717 | load_cert_crl_http(infile, NULL, &x); | |
718 | return x; | |
719 | } | |
720 | ||
721 | in = bio_open_default(infile, RB(format)); | |
722 | if (in == NULL) | |
723 | goto end; | |
724 | if (format == FORMAT_ASN1) | |
725 | x = d2i_X509_CRL_bio(in, NULL); | |
726 | else if (format == FORMAT_PEM) | |
727 | x = PEM_read_bio_X509_CRL(in, NULL, NULL, NULL); | |
728 | else { | |
729 | BIO_printf(bio_err, "bad input format specified for input crl\n"); | |
730 | goto end; | |
731 | } | |
732 | if (x == NULL) { | |
733 | BIO_printf(bio_err, "unable to load CRL\n"); | |
734 | ERR_print_errors(bio_err); | |
735 | goto end; | |
736 | } | |
737 | ||
738 | end: | |
739 | BIO_free(in); | |
740 | return (x); | |
741 | } | |
742 | ||
743 | EVP_PKEY *load_key(const char *file, int format, int maybe_stdin, | |
744 | const char *pass, ENGINE *e, const char *key_descrip) | |
745 | { | |
746 | BIO *key = NULL; | |
747 | EVP_PKEY *pkey = NULL; | |
748 | PW_CB_DATA cb_data; | |
749 | ||
750 | cb_data.password = pass; | |
751 | cb_data.prompt_info = file; | |
752 | ||
753 | if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE)) { | |
754 | BIO_printf(bio_err, "no keyfile specified\n"); | |
755 | goto end; | |
756 | } | |
757 | #ifndef OPENSSL_NO_ENGINE | |
758 | if (format == FORMAT_ENGINE) { | |
759 | if (!e) | |
760 | BIO_printf(bio_err, "no engine specified\n"); | |
761 | else { | |
762 | pkey = ENGINE_load_private_key(e, file, ui_method, &cb_data); | |
763 | if (!pkey) { | |
764 | BIO_printf(bio_err, "cannot load %s from engine\n", key_descrip); | |
765 | ERR_print_errors(bio_err); | |
766 | } | |
767 | } | |
768 | goto end; | |
769 | } | |
770 | #endif | |
771 | if (file == NULL && maybe_stdin) { | |
772 | unbuffer(stdin); | |
773 | key = dup_bio_in(); | |
774 | } else | |
775 | key = bio_open_default(file, RB(format)); | |
776 | if (key == NULL) | |
777 | goto end; | |
778 | if (format == FORMAT_ASN1) { | |
779 | pkey = d2i_PrivateKey_bio(key, NULL); | |
780 | } else if (format == FORMAT_PEM) { | |
781 | pkey = PEM_read_bio_PrivateKey(key, NULL, | |
782 | (pem_password_cb *)password_callback, | |
783 | &cb_data); | |
784 | } | |
785 | else if (format == FORMAT_PKCS12) { | |
786 | if (!load_pkcs12(key, key_descrip, | |
787 | (pem_password_cb *)password_callback, &cb_data, | |
788 | &pkey, NULL, NULL)) | |
789 | goto end; | |
790 | } | |
791 | #if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_DSA) && !defined (OPENSSL_NO_RC4) | |
792 | else if (format == FORMAT_MSBLOB) | |
793 | pkey = b2i_PrivateKey_bio(key); | |
794 | else if (format == FORMAT_PVK) | |
795 | pkey = b2i_PVK_bio(key, (pem_password_cb *)password_callback, | |
796 | &cb_data); | |
797 | #endif | |
798 | else { | |
799 | BIO_printf(bio_err, "bad input format specified for key file\n"); | |
800 | goto end; | |
801 | } | |
802 | end: | |
803 | BIO_free(key); | |
804 | if (pkey == NULL) { | |
805 | BIO_printf(bio_err, "unable to load %s\n", key_descrip); | |
806 | ERR_print_errors(bio_err); | |
807 | } | |
808 | return (pkey); | |
809 | } | |
810 | ||
811 | static const char *key_file_format(int format) | |
812 | { | |
813 | if (format == FORMAT_PEM || format == FORMAT_PEMRSA) | |
814 | return "r"; | |
815 | return "rb"; | |
816 | } | |
817 | ||
818 | EVP_PKEY *load_pubkey(const char *file, int format, int maybe_stdin, | |
819 | const char *pass, ENGINE *e, const char *key_descrip) | |
820 | { | |
821 | BIO *key = NULL; | |
822 | EVP_PKEY *pkey = NULL; | |
823 | PW_CB_DATA cb_data; | |
824 | ||
825 | cb_data.password = pass; | |
826 | cb_data.prompt_info = file; | |
827 | ||
828 | if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE)) { | |
829 | BIO_printf(bio_err, "no keyfile specified\n"); | |
830 | goto end; | |
831 | } | |
832 | #ifndef OPENSSL_NO_ENGINE | |
833 | if (format == FORMAT_ENGINE) { | |
834 | if (!e) | |
835 | BIO_printf(bio_err, "no engine specified\n"); | |
836 | else | |
837 | pkey = ENGINE_load_public_key(e, file, ui_method, &cb_data); | |
838 | goto end; | |
839 | } | |
840 | #endif | |
841 | if (file == NULL && maybe_stdin) { | |
842 | unbuffer(stdin); | |
843 | key = dup_bio_in(); | |
844 | } else | |
845 | key = bio_open_default(file, key_file_format(format)); | |
846 | if (key == NULL) | |
847 | goto end; | |
848 | if (format == FORMAT_ASN1) { | |
849 | pkey = d2i_PUBKEY_bio(key, NULL); | |
850 | } | |
851 | #ifndef OPENSSL_NO_RSA | |
852 | else if (format == FORMAT_ASN1RSA) { | |
853 | RSA *rsa; | |
854 | rsa = d2i_RSAPublicKey_bio(key, NULL); | |
855 | if (rsa) { | |
856 | pkey = EVP_PKEY_new(); | |
857 | if (pkey) | |
858 | EVP_PKEY_set1_RSA(pkey, rsa); | |
859 | RSA_free(rsa); | |
860 | } else | |
861 | pkey = NULL; | |
862 | } else if (format == FORMAT_PEMRSA) { | |
863 | RSA *rsa; | |
864 | rsa = PEM_read_bio_RSAPublicKey(key, NULL, | |
865 | (pem_password_cb *)password_callback, | |
866 | &cb_data); | |
867 | if (rsa) { | |
868 | pkey = EVP_PKEY_new(); | |
869 | if (pkey) | |
870 | EVP_PKEY_set1_RSA(pkey, rsa); | |
871 | RSA_free(rsa); | |
872 | } else | |
873 | pkey = NULL; | |
874 | } | |
875 | #endif | |
876 | else if (format == FORMAT_PEM) { | |
877 | pkey = PEM_read_bio_PUBKEY(key, NULL, | |
878 | (pem_password_cb *)password_callback, | |
879 | &cb_data); | |
880 | } | |
881 | #if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_DSA) | |
882 | else if (format == FORMAT_MSBLOB) | |
883 | pkey = b2i_PublicKey_bio(key); | |
884 | #endif | |
885 | end: | |
886 | BIO_free(key); | |
887 | if (pkey == NULL) | |
888 | BIO_printf(bio_err, "unable to load %s\n", key_descrip); | |
889 | return (pkey); | |
890 | } | |
891 | ||
892 | static int load_certs_crls(const char *file, int format, | |
893 | const char *pass, ENGINE *e, const char *desc, | |
894 | STACK_OF(X509) **pcerts, | |
895 | STACK_OF(X509_CRL) **pcrls) | |
896 | { | |
897 | int i; | |
898 | BIO *bio; | |
899 | STACK_OF(X509_INFO) *xis = NULL; | |
900 | X509_INFO *xi; | |
901 | PW_CB_DATA cb_data; | |
902 | int rv = 0; | |
903 | ||
904 | cb_data.password = pass; | |
905 | cb_data.prompt_info = file; | |
906 | ||
907 | if (format != FORMAT_PEM) { | |
908 | BIO_printf(bio_err, "bad input format specified for %s\n", desc); | |
909 | return 0; | |
910 | } | |
911 | ||
912 | bio = bio_open_default(file, "r"); | |
913 | if (bio == NULL) | |
914 | return 0; | |
915 | ||
916 | xis = PEM_X509_INFO_read_bio(bio, NULL, | |
917 | (pem_password_cb *)password_callback, | |
918 | &cb_data); | |
919 | ||
920 | BIO_free(bio); | |
921 | ||
922 | if (pcerts) { | |
923 | *pcerts = sk_X509_new_null(); | |
924 | if (!*pcerts) | |
925 | goto end; | |
926 | } | |
927 | ||
928 | if (pcrls) { | |
929 | *pcrls = sk_X509_CRL_new_null(); | |
930 | if (!*pcrls) | |
931 | goto end; | |
932 | } | |
933 | ||
934 | for (i = 0; i < sk_X509_INFO_num(xis); i++) { | |
935 | xi = sk_X509_INFO_value(xis, i); | |
936 | if (xi->x509 && pcerts) { | |
937 | if (!sk_X509_push(*pcerts, xi->x509)) | |
938 | goto end; | |
939 | xi->x509 = NULL; | |
940 | } | |
941 | if (xi->crl && pcrls) { | |
942 | if (!sk_X509_CRL_push(*pcrls, xi->crl)) | |
943 | goto end; | |
944 | xi->crl = NULL; | |
945 | } | |
946 | } | |
947 | ||
948 | if (pcerts && sk_X509_num(*pcerts) > 0) | |
949 | rv = 1; | |
950 | ||
951 | if (pcrls && sk_X509_CRL_num(*pcrls) > 0) | |
952 | rv = 1; | |
953 | ||
954 | end: | |
955 | ||
956 | sk_X509_INFO_pop_free(xis, X509_INFO_free); | |
957 | ||
958 | if (rv == 0) { | |
959 | if (pcerts) { | |
960 | sk_X509_pop_free(*pcerts, X509_free); | |
961 | *pcerts = NULL; | |
962 | } | |
963 | if (pcrls) { | |
964 | sk_X509_CRL_pop_free(*pcrls, X509_CRL_free); | |
965 | *pcrls = NULL; | |
966 | } | |
967 | BIO_printf(bio_err, "unable to load %s\n", | |
968 | pcerts ? "certificates" : "CRLs"); | |
969 | ERR_print_errors(bio_err); | |
970 | } | |
971 | return rv; | |
972 | } | |
973 | ||
974 | void* app_malloc(int sz, const char *what) | |
975 | { | |
976 | void *vp = OPENSSL_malloc(sz); | |
977 | ||
978 | if (vp == NULL) { | |
979 | BIO_printf(bio_err, "%s: Could not allocate %d bytes for %s\n", | |
980 | opt_getprog(), sz, what); | |
981 | ERR_print_errors(bio_err); | |
982 | exit(1); | |
983 | } | |
984 | return vp; | |
985 | } | |
986 | ||
987 | ||
988 | ||
989 | STACK_OF(X509) *load_certs(const char *file, int format, | |
990 | const char *pass, ENGINE *e, const char *desc) | |
991 | { | |
992 | STACK_OF(X509) *certs; | |
993 | if (!load_certs_crls(file, format, pass, e, desc, &certs, NULL)) | |
994 | return NULL; | |
995 | return certs; | |
996 | } | |
997 | ||
998 | STACK_OF(X509_CRL) *load_crls(const char *file, int format, | |
999 | const char *pass, ENGINE *e, const char *desc) | |
1000 | { | |
1001 | STACK_OF(X509_CRL) *crls; | |
1002 | if (!load_certs_crls(file, format, pass, e, desc, NULL, &crls)) | |
1003 | return NULL; | |
1004 | return crls; | |
1005 | } | |
1006 | ||
1007 | #define X509V3_EXT_UNKNOWN_MASK (0xfL << 16) | |
1008 | /* Return error for unknown extensions */ | |
1009 | #define X509V3_EXT_DEFAULT 0 | |
1010 | /* Print error for unknown extensions */ | |
1011 | #define X509V3_EXT_ERROR_UNKNOWN (1L << 16) | |
1012 | /* ASN1 parse unknown extensions */ | |
1013 | #define X509V3_EXT_PARSE_UNKNOWN (2L << 16) | |
1014 | /* BIO_dump unknown extensions */ | |
1015 | #define X509V3_EXT_DUMP_UNKNOWN (3L << 16) | |
1016 | ||
1017 | #define X509_FLAG_CA (X509_FLAG_NO_ISSUER | X509_FLAG_NO_PUBKEY | \ | |
1018 | X509_FLAG_NO_HEADER | X509_FLAG_NO_VERSION) | |
1019 | ||
1020 | int set_cert_ex(unsigned long *flags, const char *arg) | |
1021 | { | |
1022 | static const NAME_EX_TBL cert_tbl[] = { | |
1023 | {"compatible", X509_FLAG_COMPAT, 0xffffffffl}, | |
1024 | {"ca_default", X509_FLAG_CA, 0xffffffffl}, | |
1025 | {"no_header", X509_FLAG_NO_HEADER, 0}, | |
1026 | {"no_version", X509_FLAG_NO_VERSION, 0}, | |
1027 | {"no_serial", X509_FLAG_NO_SERIAL, 0}, | |
1028 | {"no_signame", X509_FLAG_NO_SIGNAME, 0}, | |
1029 | {"no_validity", X509_FLAG_NO_VALIDITY, 0}, | |
1030 | {"no_subject", X509_FLAG_NO_SUBJECT, 0}, | |
1031 | {"no_issuer", X509_FLAG_NO_ISSUER, 0}, | |
1032 | {"no_pubkey", X509_FLAG_NO_PUBKEY, 0}, | |
1033 | {"no_extensions", X509_FLAG_NO_EXTENSIONS, 0}, | |
1034 | {"no_sigdump", X509_FLAG_NO_SIGDUMP, 0}, | |
1035 | {"no_aux", X509_FLAG_NO_AUX, 0}, | |
1036 | {"no_attributes", X509_FLAG_NO_ATTRIBUTES, 0}, | |
1037 | {"ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK}, | |
1038 | {"ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK}, | |
1039 | {"ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK}, | |
1040 | {"ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK}, | |
1041 | {NULL, 0, 0} | |
1042 | }; | |
1043 | return set_multi_opts(flags, arg, cert_tbl); | |
1044 | } | |
1045 | ||
1046 | int set_name_ex(unsigned long *flags, const char *arg) | |
1047 | { | |
1048 | static const NAME_EX_TBL ex_tbl[] = { | |
1049 | {"esc_2253", ASN1_STRFLGS_ESC_2253, 0}, | |
1050 | {"esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0}, | |
1051 | {"esc_msb", ASN1_STRFLGS_ESC_MSB, 0}, | |
1052 | {"use_quote", ASN1_STRFLGS_ESC_QUOTE, 0}, | |
1053 | {"utf8", ASN1_STRFLGS_UTF8_CONVERT, 0}, | |
1054 | {"ignore_type", ASN1_STRFLGS_IGNORE_TYPE, 0}, | |
1055 | {"show_type", ASN1_STRFLGS_SHOW_TYPE, 0}, | |
1056 | {"dump_all", ASN1_STRFLGS_DUMP_ALL, 0}, | |
1057 | {"dump_nostr", ASN1_STRFLGS_DUMP_UNKNOWN, 0}, | |
1058 | {"dump_der", ASN1_STRFLGS_DUMP_DER, 0}, | |
1059 | {"compat", XN_FLAG_COMPAT, 0xffffffffL}, | |
1060 | {"sep_comma_plus", XN_FLAG_SEP_COMMA_PLUS, XN_FLAG_SEP_MASK}, | |
1061 | {"sep_comma_plus_space", XN_FLAG_SEP_CPLUS_SPC, XN_FLAG_SEP_MASK}, | |
1062 | {"sep_semi_plus_space", XN_FLAG_SEP_SPLUS_SPC, XN_FLAG_SEP_MASK}, | |
1063 | {"sep_multiline", XN_FLAG_SEP_MULTILINE, XN_FLAG_SEP_MASK}, | |
1064 | {"dn_rev", XN_FLAG_DN_REV, 0}, | |
1065 | {"nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK}, | |
1066 | {"sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK}, | |
1067 | {"lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK}, | |
1068 | {"align", XN_FLAG_FN_ALIGN, 0}, | |
1069 | {"oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK}, | |
1070 | {"space_eq", XN_FLAG_SPC_EQ, 0}, | |
1071 | {"dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0}, | |
1072 | {"RFC2253", XN_FLAG_RFC2253, 0xffffffffL}, | |
1073 | {"oneline", XN_FLAG_ONELINE, 0xffffffffL}, | |
1074 | {"multiline", XN_FLAG_MULTILINE, 0xffffffffL}, | |
1075 | {"ca_default", XN_FLAG_MULTILINE, 0xffffffffL}, | |
1076 | {NULL, 0, 0} | |
1077 | }; | |
1078 | return set_multi_opts(flags, arg, ex_tbl); | |
1079 | } | |
1080 | ||
1081 | int set_ext_copy(int *copy_type, const char *arg) | |
1082 | { | |
1083 | if (strcasecmp(arg, "none") == 0) | |
1084 | *copy_type = EXT_COPY_NONE; | |
1085 | else if (strcasecmp(arg, "copy") == 0) | |
1086 | *copy_type = EXT_COPY_ADD; | |
1087 | else if (strcasecmp(arg, "copyall") == 0) | |
1088 | *copy_type = EXT_COPY_ALL; | |
1089 | else | |
1090 | return 0; | |
1091 | return 1; | |
1092 | } | |
1093 | ||
1094 | int copy_extensions(X509 *x, X509_REQ *req, int copy_type) | |
1095 | { | |
1096 | STACK_OF(X509_EXTENSION) *exts = NULL; | |
1097 | X509_EXTENSION *ext, *tmpext; | |
1098 | ASN1_OBJECT *obj; | |
1099 | int i, idx, ret = 0; | |
1100 | if (!x || !req || (copy_type == EXT_COPY_NONE)) | |
1101 | return 1; | |
1102 | exts = X509_REQ_get_extensions(req); | |
1103 | ||
1104 | for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) { | |
1105 | ext = sk_X509_EXTENSION_value(exts, i); | |
1106 | obj = X509_EXTENSION_get_object(ext); | |
1107 | idx = X509_get_ext_by_OBJ(x, obj, -1); | |
1108 | /* Does extension exist? */ | |
1109 | if (idx != -1) { | |
1110 | /* If normal copy don't override existing extension */ | |
1111 | if (copy_type == EXT_COPY_ADD) | |
1112 | continue; | |
1113 | /* Delete all extensions of same type */ | |
1114 | do { | |
1115 | tmpext = X509_get_ext(x, idx); | |
1116 | X509_delete_ext(x, idx); | |
1117 | X509_EXTENSION_free(tmpext); | |
1118 | idx = X509_get_ext_by_OBJ(x, obj, -1); | |
1119 | } while (idx != -1); | |
1120 | } | |
1121 | if (!X509_add_ext(x, ext, -1)) | |
1122 | goto end; | |
1123 | } | |
1124 | ||
1125 | ret = 1; | |
1126 | ||
1127 | end: | |
1128 | ||
1129 | sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free); | |
1130 | ||
1131 | return ret; | |
1132 | } | |
1133 | ||
1134 | static int set_multi_opts(unsigned long *flags, const char *arg, | |
1135 | const NAME_EX_TBL * in_tbl) | |
1136 | { | |
1137 | STACK_OF(CONF_VALUE) *vals; | |
1138 | CONF_VALUE *val; | |
1139 | int i, ret = 1; | |
1140 | if (!arg) | |
1141 | return 0; | |
1142 | vals = X509V3_parse_list(arg); | |
1143 | for (i = 0; i < sk_CONF_VALUE_num(vals); i++) { | |
1144 | val = sk_CONF_VALUE_value(vals, i); | |
1145 | if (!set_table_opts(flags, val->name, in_tbl)) | |
1146 | ret = 0; | |
1147 | } | |
1148 | sk_CONF_VALUE_pop_free(vals, X509V3_conf_free); | |
1149 | return ret; | |
1150 | } | |
1151 | ||
1152 | static int set_table_opts(unsigned long *flags, const char *arg, | |
1153 | const NAME_EX_TBL * in_tbl) | |
1154 | { | |
1155 | char c; | |
1156 | const NAME_EX_TBL *ptbl; | |
1157 | c = arg[0]; | |
1158 | ||
1159 | if (c == '-') { | |
1160 | c = 0; | |
1161 | arg++; | |
1162 | } else if (c == '+') { | |
1163 | c = 1; | |
1164 | arg++; | |
1165 | } else | |
1166 | c = 1; | |
1167 | ||
1168 | for (ptbl = in_tbl; ptbl->name; ptbl++) { | |
1169 | if (strcasecmp(arg, ptbl->name) == 0) { | |
1170 | *flags &= ~ptbl->mask; | |
1171 | if (c) | |
1172 | *flags |= ptbl->flag; | |
1173 | else | |
1174 | *flags &= ~ptbl->flag; | |
1175 | return 1; | |
1176 | } | |
1177 | } | |
1178 | return 0; | |
1179 | } | |
1180 | ||
1181 | void print_name(BIO *out, const char *title, X509_NAME *nm, | |
1182 | unsigned long lflags) | |
1183 | { | |
1184 | char *buf; | |
1185 | char mline = 0; | |
1186 | int indent = 0; | |
1187 | ||
1188 | if (title) | |
1189 | BIO_puts(out, title); | |
1190 | if ((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) { | |
1191 | mline = 1; | |
1192 | indent = 4; | |
1193 | } | |
1194 | if (lflags == XN_FLAG_COMPAT) { | |
1195 | buf = X509_NAME_oneline(nm, 0, 0); | |
1196 | BIO_puts(out, buf); | |
1197 | BIO_puts(out, "\n"); | |
1198 | OPENSSL_free(buf); | |
1199 | } else { | |
1200 | if (mline) | |
1201 | BIO_puts(out, "\n"); | |
1202 | X509_NAME_print_ex(out, nm, indent, lflags); | |
1203 | BIO_puts(out, "\n"); | |
1204 | } | |
1205 | } | |
1206 | ||
1207 | void print_bignum_var(BIO *out, BIGNUM *in, const char *var, | |
1208 | int len, unsigned char *buffer) | |
1209 | { | |
1210 | BIO_printf(out, " static unsigned char %s_%d[] = {", var, len); | |
1211 | if (BN_is_zero(in)) | |
1212 | BIO_printf(out, "\n\t0x00"); | |
1213 | else { | |
1214 | int i, l; | |
1215 | ||
1216 | l = BN_bn2bin(in, buffer); | |
1217 | for (i = 0; i < l; i++) { | |
1218 | if ((i % 10) == 0) | |
1219 | BIO_printf(out, "\n\t"); | |
1220 | if (i < l - 1) | |
1221 | BIO_printf(out, "0x%02X, ", buffer[i]); | |
1222 | else | |
1223 | BIO_printf(out, "0x%02X", buffer[i]); | |
1224 | } | |
1225 | } | |
1226 | BIO_printf(out, "\n };\n"); | |
1227 | } | |
1228 | void print_array(BIO *out, const char* title, int len, const unsigned char* d) | |
1229 | { | |
1230 | int i; | |
1231 | ||
1232 | BIO_printf(out, "unsigned char %s[%d] = {", title, len); | |
1233 | for (i = 0; i < len; i++) { | |
1234 | if ((i % 10) == 0) | |
1235 | BIO_printf(out, "\n "); | |
1236 | if (i < len - 1) | |
1237 | BIO_printf(out, "0x%02X, ", d[i]); | |
1238 | else | |
1239 | BIO_printf(out, "0x%02X", d[i]); | |
1240 | } | |
1241 | BIO_printf(out, "\n};\n"); | |
1242 | } | |
1243 | ||
1244 | X509_STORE *setup_verify(char *CAfile, char *CApath) | |
1245 | { | |
1246 | X509_STORE *store = X509_STORE_new(); | |
1247 | X509_LOOKUP *lookup; | |
1248 | ||
1249 | if (!store) | |
1250 | goto end; | |
1251 | lookup = X509_STORE_add_lookup(store, X509_LOOKUP_file()); | |
1252 | if (lookup == NULL) | |
1253 | goto end; | |
1254 | if (CAfile) { | |
1255 | if (!X509_LOOKUP_load_file(lookup, CAfile, X509_FILETYPE_PEM)) { | |
1256 | BIO_printf(bio_err, "Error loading file %s\n", CAfile); | |
1257 | goto end; | |
1258 | } | |
1259 | } else | |
1260 | X509_LOOKUP_load_file(lookup, NULL, X509_FILETYPE_DEFAULT); | |
1261 | ||
1262 | lookup = X509_STORE_add_lookup(store, X509_LOOKUP_hash_dir()); | |
1263 | if (lookup == NULL) | |
1264 | goto end; | |
1265 | if (CApath) { | |
1266 | if (!X509_LOOKUP_add_dir(lookup, CApath, X509_FILETYPE_PEM)) { | |
1267 | BIO_printf(bio_err, "Error loading directory %s\n", CApath); | |
1268 | goto end; | |
1269 | } | |
1270 | } else | |
1271 | X509_LOOKUP_add_dir(lookup, NULL, X509_FILETYPE_DEFAULT); | |
1272 | ||
1273 | ERR_clear_error(); | |
1274 | return store; | |
1275 | end: | |
1276 | X509_STORE_free(store); | |
1277 | return NULL; | |
1278 | } | |
1279 | ||
1280 | #ifndef OPENSSL_NO_ENGINE | |
1281 | /* Try to load an engine in a shareable library */ | |
1282 | static ENGINE *try_load_engine(const char *engine, int debug) | |
1283 | { | |
1284 | ENGINE *e = ENGINE_by_id("dynamic"); | |
1285 | if (e) { | |
1286 | if (!ENGINE_ctrl_cmd_string(e, "SO_PATH", engine, 0) | |
1287 | || !ENGINE_ctrl_cmd_string(e, "LOAD", NULL, 0)) { | |
1288 | ENGINE_free(e); | |
1289 | e = NULL; | |
1290 | } | |
1291 | } | |
1292 | return e; | |
1293 | } | |
1294 | ||
1295 | ENGINE *setup_engine(const char *engine, int debug) | |
1296 | { | |
1297 | ENGINE *e = NULL; | |
1298 | ||
1299 | if (engine) { | |
1300 | if (strcmp(engine, "auto") == 0) { | |
1301 | BIO_printf(bio_err, "enabling auto ENGINE support\n"); | |
1302 | ENGINE_register_all_complete(); | |
1303 | return NULL; | |
1304 | } | |
1305 | if ((e = ENGINE_by_id(engine)) == NULL | |
1306 | && (e = try_load_engine(engine, debug)) == NULL) { | |
1307 | BIO_printf(bio_err, "invalid engine \"%s\"\n", engine); | |
1308 | ERR_print_errors(bio_err); | |
1309 | return NULL; | |
1310 | } | |
1311 | if (debug) { | |
1312 | ENGINE_ctrl(e, ENGINE_CTRL_SET_LOGSTREAM, 0, bio_err, 0); | |
1313 | } | |
1314 | ENGINE_ctrl_cmd(e, "SET_USER_INTERFACE", 0, ui_method, 0, 1); | |
1315 | if (!ENGINE_set_default(e, ENGINE_METHOD_ALL)) { | |
1316 | BIO_printf(bio_err, "can't use that engine\n"); | |
1317 | ERR_print_errors(bio_err); | |
1318 | ENGINE_free(e); | |
1319 | return NULL; | |
1320 | } | |
1321 | ||
1322 | BIO_printf(bio_err, "engine \"%s\" set.\n", ENGINE_get_id(e)); | |
1323 | ||
1324 | /* Free our "structural" reference. */ | |
1325 | ENGINE_free(e); | |
1326 | } | |
1327 | return e; | |
1328 | } | |
1329 | #endif | |
1330 | ||
1331 | static unsigned long index_serial_hash(const OPENSSL_CSTRING *a) | |
1332 | { | |
1333 | const char *n; | |
1334 | ||
1335 | n = a[DB_serial]; | |
1336 | while (*n == '0') | |
1337 | n++; | |
1338 | return (lh_strhash(n)); | |
1339 | } | |
1340 | ||
1341 | static int index_serial_cmp(const OPENSSL_CSTRING *a, | |
1342 | const OPENSSL_CSTRING *b) | |
1343 | { | |
1344 | const char *aa, *bb; | |
1345 | ||
1346 | for (aa = a[DB_serial]; *aa == '0'; aa++) ; | |
1347 | for (bb = b[DB_serial]; *bb == '0'; bb++) ; | |
1348 | return (strcmp(aa, bb)); | |
1349 | } | |
1350 | ||
1351 | static int index_name_qual(char **a) | |
1352 | { | |
1353 | return (a[0][0] == 'V'); | |
1354 | } | |
1355 | ||
1356 | static unsigned long index_name_hash(const OPENSSL_CSTRING *a) | |
1357 | { | |
1358 | return (lh_strhash(a[DB_name])); | |
1359 | } | |
1360 | ||
1361 | int index_name_cmp(const OPENSSL_CSTRING *a, const OPENSSL_CSTRING *b) | |
1362 | { | |
1363 | return (strcmp(a[DB_name], b[DB_name])); | |
1364 | } | |
1365 | ||
1366 | static IMPLEMENT_LHASH_HASH_FN(index_serial, OPENSSL_CSTRING) | |
1367 | static IMPLEMENT_LHASH_COMP_FN(index_serial, OPENSSL_CSTRING) | |
1368 | static IMPLEMENT_LHASH_HASH_FN(index_name, OPENSSL_CSTRING) | |
1369 | static IMPLEMENT_LHASH_COMP_FN(index_name, OPENSSL_CSTRING) | |
1370 | #undef BSIZE | |
1371 | #define BSIZE 256 | |
1372 | BIGNUM *load_serial(char *serialfile, int create, ASN1_INTEGER **retai) | |
1373 | { | |
1374 | BIO *in = NULL; | |
1375 | BIGNUM *ret = NULL; | |
1376 | char buf[1024]; | |
1377 | ASN1_INTEGER *ai = NULL; | |
1378 | ||
1379 | ai = ASN1_INTEGER_new(); | |
1380 | if (ai == NULL) | |
1381 | goto err; | |
1382 | ||
1383 | in = BIO_new_file(serialfile, "r"); | |
1384 | if (in == NULL) { | |
1385 | if (!create) { | |
1386 | perror(serialfile); | |
1387 | goto err; | |
1388 | } | |
1389 | ERR_clear_error(); | |
1390 | ret = BN_new(); | |
1391 | if (ret == NULL || !rand_serial(ret, ai)) | |
1392 | BIO_printf(bio_err, "Out of memory\n"); | |
1393 | } else { | |
1394 | if (!a2i_ASN1_INTEGER(in, ai, buf, 1024)) { | |
1395 | BIO_printf(bio_err, "unable to load number from %s\n", | |
1396 | serialfile); | |
1397 | goto err; | |
1398 | } | |
1399 | ret = ASN1_INTEGER_to_BN(ai, NULL); | |
1400 | if (ret == NULL) { | |
1401 | BIO_printf(bio_err, | |
1402 | "error converting number from bin to BIGNUM\n"); | |
1403 | goto err; | |
1404 | } | |
1405 | } | |
1406 | ||
1407 | if (ret && retai) { | |
1408 | *retai = ai; | |
1409 | ai = NULL; | |
1410 | } | |
1411 | err: | |
1412 | BIO_free(in); | |
1413 | ASN1_INTEGER_free(ai); | |
1414 | return (ret); | |
1415 | } | |
1416 | ||
1417 | int save_serial(char *serialfile, char *suffix, BIGNUM *serial, | |
1418 | ASN1_INTEGER **retai) | |
1419 | { | |
1420 | char buf[1][BSIZE]; | |
1421 | BIO *out = NULL; | |
1422 | int ret = 0; | |
1423 | ASN1_INTEGER *ai = NULL; | |
1424 | int j; | |
1425 | ||
1426 | if (suffix == NULL) | |
1427 | j = strlen(serialfile); | |
1428 | else | |
1429 | j = strlen(serialfile) + strlen(suffix) + 1; | |
1430 | if (j >= BSIZE) { | |
1431 | BIO_printf(bio_err, "file name too long\n"); | |
1432 | goto err; | |
1433 | } | |
1434 | ||
1435 | if (suffix == NULL) | |
1436 | BUF_strlcpy(buf[0], serialfile, BSIZE); | |
1437 | else { | |
1438 | #ifndef OPENSSL_SYS_VMS | |
1439 | j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, suffix); | |
1440 | #else | |
1441 | j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, suffix); | |
1442 | #endif | |
1443 | } | |
1444 | #ifdef RL_DEBUG | |
1445 | BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]); | |
1446 | #endif | |
1447 | out = BIO_new_file(buf[0], "w"); | |
1448 | if (out == NULL) { | |
1449 | ERR_print_errors(bio_err); | |
1450 | goto err; | |
1451 | } | |
1452 | ||
1453 | if ((ai = BN_to_ASN1_INTEGER(serial, NULL)) == NULL) { | |
1454 | BIO_printf(bio_err, "error converting serial to ASN.1 format\n"); | |
1455 | goto err; | |
1456 | } | |
1457 | i2a_ASN1_INTEGER(out, ai); | |
1458 | BIO_puts(out, "\n"); | |
1459 | ret = 1; | |
1460 | if (retai) { | |
1461 | *retai = ai; | |
1462 | ai = NULL; | |
1463 | } | |
1464 | err: | |
1465 | BIO_free_all(out); | |
1466 | ASN1_INTEGER_free(ai); | |
1467 | return (ret); | |
1468 | } | |
1469 | ||
1470 | int rotate_serial(char *serialfile, char *new_suffix, char *old_suffix) | |
1471 | { | |
1472 | char buf[5][BSIZE]; | |
1473 | int i, j; | |
1474 | ||
1475 | i = strlen(serialfile) + strlen(old_suffix); | |
1476 | j = strlen(serialfile) + strlen(new_suffix); | |
1477 | if (i > j) | |
1478 | j = i; | |
1479 | if (j + 1 >= BSIZE) { | |
1480 | BIO_printf(bio_err, "file name too long\n"); | |
1481 | goto err; | |
1482 | } | |
1483 | #ifndef OPENSSL_SYS_VMS | |
1484 | j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, new_suffix); | |
1485 | #else | |
1486 | j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, new_suffix); | |
1487 | #endif | |
1488 | #ifndef OPENSSL_SYS_VMS | |
1489 | j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s", serialfile, old_suffix); | |
1490 | #else | |
1491 | j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s", serialfile, old_suffix); | |
1492 | #endif | |
1493 | #ifdef RL_DEBUG | |
1494 | BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", | |
1495 | serialfile, buf[1]); | |
1496 | #endif | |
1497 | if (rename(serialfile, buf[1]) < 0 && errno != ENOENT | |
1498 | #ifdef ENOTDIR | |
1499 | && errno != ENOTDIR | |
1500 | #endif | |
1501 | ) { | |
1502 | BIO_printf(bio_err, | |
1503 | "unable to rename %s to %s\n", serialfile, buf[1]); | |
1504 | perror("reason"); | |
1505 | goto err; | |
1506 | } | |
1507 | #ifdef RL_DEBUG | |
1508 | BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", | |
1509 | buf[0], serialfile); | |
1510 | #endif | |
1511 | if (rename(buf[0], serialfile) < 0) { | |
1512 | BIO_printf(bio_err, | |
1513 | "unable to rename %s to %s\n", buf[0], serialfile); | |
1514 | perror("reason"); | |
1515 | rename(buf[1], serialfile); | |
1516 | goto err; | |
1517 | } | |
1518 | return 1; | |
1519 | err: | |
1520 | return 0; | |
1521 | } | |
1522 | ||
1523 | int rand_serial(BIGNUM *b, ASN1_INTEGER *ai) | |
1524 | { | |
1525 | BIGNUM *btmp; | |
1526 | int ret = 0; | |
1527 | ||
1528 | if (b) | |
1529 | btmp = b; | |
1530 | else | |
1531 | btmp = BN_new(); | |
1532 | ||
1533 | if (!btmp) | |
1534 | return 0; | |
1535 | ||
1536 | if (!BN_pseudo_rand(btmp, SERIAL_RAND_BITS, 0, 0)) | |
1537 | goto error; | |
1538 | if (ai && !BN_to_ASN1_INTEGER(btmp, ai)) | |
1539 | goto error; | |
1540 | ||
1541 | ret = 1; | |
1542 | ||
1543 | error: | |
1544 | ||
1545 | if (btmp != b) | |
1546 | BN_free(btmp); | |
1547 | ||
1548 | return ret; | |
1549 | } | |
1550 | ||
1551 | CA_DB *load_index(char *dbfile, DB_ATTR *db_attr) | |
1552 | { | |
1553 | CA_DB *retdb = NULL; | |
1554 | TXT_DB *tmpdb = NULL; | |
1555 | BIO *in; | |
1556 | CONF *dbattr_conf = NULL; | |
1557 | char buf[BSIZE]; | |
1558 | ||
1559 | in = BIO_new_file(dbfile, "r"); | |
1560 | if (in == NULL) { | |
1561 | ERR_print_errors(bio_err); | |
1562 | goto err; | |
1563 | } | |
1564 | if ((tmpdb = TXT_DB_read(in, DB_NUMBER)) == NULL) | |
1565 | goto err; | |
1566 | ||
1567 | #ifndef OPENSSL_SYS_VMS | |
1568 | BIO_snprintf(buf, sizeof buf, "%s.attr", dbfile); | |
1569 | #else | |
1570 | BIO_snprintf(buf, sizeof buf, "%s-attr", dbfile); | |
1571 | #endif | |
1572 | dbattr_conf = app_load_config(buf); | |
1573 | ||
1574 | retdb = app_malloc(sizeof(*retdb), "new DB"); | |
1575 | retdb->db = tmpdb; | |
1576 | tmpdb = NULL; | |
1577 | if (db_attr) | |
1578 | retdb->attributes = *db_attr; | |
1579 | else { | |
1580 | retdb->attributes.unique_subject = 1; | |
1581 | } | |
1582 | ||
1583 | if (dbattr_conf) { | |
1584 | char *p = NCONF_get_string(dbattr_conf, NULL, "unique_subject"); | |
1585 | if (p) { | |
1586 | #ifdef RL_DEBUG | |
1587 | BIO_printf(bio_err, | |
1588 | "DEBUG[load_index]: unique_subject = \"%s\"\n", p); | |
1589 | #endif | |
1590 | retdb->attributes.unique_subject = parse_yesno(p, 1); | |
1591 | } | |
1592 | } | |
1593 | ||
1594 | err: | |
1595 | NCONF_free(dbattr_conf); | |
1596 | TXT_DB_free(tmpdb); | |
1597 | BIO_free_all(in); | |
1598 | return retdb; | |
1599 | } | |
1600 | ||
1601 | int index_index(CA_DB *db) | |
1602 | { | |
1603 | if (!TXT_DB_create_index(db->db, DB_serial, NULL, | |
1604 | LHASH_HASH_FN(index_serial), | |
1605 | LHASH_COMP_FN(index_serial))) { | |
1606 | BIO_printf(bio_err, | |
1607 | "error creating serial number index:(%ld,%ld,%ld)\n", | |
1608 | db->db->error, db->db->arg1, db->db->arg2); | |
1609 | return 0; | |
1610 | } | |
1611 | ||
1612 | if (db->attributes.unique_subject | |
1613 | && !TXT_DB_create_index(db->db, DB_name, index_name_qual, | |
1614 | LHASH_HASH_FN(index_name), | |
1615 | LHASH_COMP_FN(index_name))) { | |
1616 | BIO_printf(bio_err, "error creating name index:(%ld,%ld,%ld)\n", | |
1617 | db->db->error, db->db->arg1, db->db->arg2); | |
1618 | return 0; | |
1619 | } | |
1620 | return 1; | |
1621 | } | |
1622 | ||
1623 | int save_index(const char *dbfile, const char *suffix, CA_DB *db) | |
1624 | { | |
1625 | char buf[3][BSIZE]; | |
1626 | BIO *out; | |
1627 | int j; | |
1628 | ||
1629 | j = strlen(dbfile) + strlen(suffix); | |
1630 | if (j + 6 >= BSIZE) { | |
1631 | BIO_printf(bio_err, "file name too long\n"); | |
1632 | goto err; | |
1633 | } | |
1634 | #ifndef OPENSSL_SYS_VMS | |
1635 | j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr", dbfile); | |
1636 | #else | |
1637 | j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr", dbfile); | |
1638 | #endif | |
1639 | #ifndef OPENSSL_SYS_VMS | |
1640 | j = BIO_snprintf(buf[1], sizeof buf[1], "%s.attr.%s", dbfile, suffix); | |
1641 | #else | |
1642 | j = BIO_snprintf(buf[1], sizeof buf[1], "%s-attr-%s", dbfile, suffix); | |
1643 | #endif | |
1644 | #ifndef OPENSSL_SYS_VMS | |
1645 | j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, suffix); | |
1646 | #else | |
1647 | j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, suffix); | |
1648 | #endif | |
1649 | #ifdef RL_DEBUG | |
1650 | BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]); | |
1651 | #endif | |
1652 | out = BIO_new_file(buf[0], "w"); | |
1653 | if (out == NULL) { | |
1654 | perror(dbfile); | |
1655 | BIO_printf(bio_err, "unable to open '%s'\n", dbfile); | |
1656 | goto err; | |
1657 | } | |
1658 | j = TXT_DB_write(out, db->db); | |
1659 | BIO_free(out); | |
1660 | if (j <= 0) | |
1661 | goto err; | |
1662 | ||
1663 | out = BIO_new_file(buf[1], "w"); | |
1664 | #ifdef RL_DEBUG | |
1665 | BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[1]); | |
1666 | #endif | |
1667 | if (out == NULL) { | |
1668 | perror(buf[2]); | |
1669 | BIO_printf(bio_err, "unable to open '%s'\n", buf[2]); | |
1670 | goto err; | |
1671 | } | |
1672 | BIO_printf(out, "unique_subject = %s\n", | |
1673 | db->attributes.unique_subject ? "yes" : "no"); | |
1674 | BIO_free(out); | |
1675 | ||
1676 | return 1; | |
1677 | err: | |
1678 | return 0; | |
1679 | } | |
1680 | ||
1681 | int rotate_index(const char *dbfile, const char *new_suffix, | |
1682 | const char *old_suffix) | |
1683 | { | |
1684 | char buf[5][BSIZE]; | |
1685 | int i, j; | |
1686 | ||
1687 | i = strlen(dbfile) + strlen(old_suffix); | |
1688 | j = strlen(dbfile) + strlen(new_suffix); | |
1689 | if (i > j) | |
1690 | j = i; | |
1691 | if (j + 6 >= BSIZE) { | |
1692 | BIO_printf(bio_err, "file name too long\n"); | |
1693 | goto err; | |
1694 | } | |
1695 | #ifndef OPENSSL_SYS_VMS | |
1696 | j = BIO_snprintf(buf[4], sizeof buf[4], "%s.attr", dbfile); | |
1697 | #else | |
1698 | j = BIO_snprintf(buf[4], sizeof buf[4], "%s-attr", dbfile); | |
1699 | #endif | |
1700 | #ifndef OPENSSL_SYS_VMS | |
1701 | j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr.%s", dbfile, new_suffix); | |
1702 | #else | |
1703 | j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr-%s", dbfile, new_suffix); | |
1704 | #endif | |
1705 | #ifndef OPENSSL_SYS_VMS | |
1706 | j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, new_suffix); | |
1707 | #else | |
1708 | j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, new_suffix); | |
1709 | #endif | |
1710 | #ifndef OPENSSL_SYS_VMS | |
1711 | j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s", dbfile, old_suffix); | |
1712 | #else | |
1713 | j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s", dbfile, old_suffix); | |
1714 | #endif | |
1715 | #ifndef OPENSSL_SYS_VMS | |
1716 | j = BIO_snprintf(buf[3], sizeof buf[3], "%s.attr.%s", dbfile, old_suffix); | |
1717 | #else | |
1718 | j = BIO_snprintf(buf[3], sizeof buf[3], "%s-attr-%s", dbfile, old_suffix); | |
1719 | #endif | |
1720 | #ifdef RL_DEBUG | |
1721 | BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", dbfile, buf[1]); | |
1722 | #endif | |
1723 | if (rename(dbfile, buf[1]) < 0 && errno != ENOENT | |
1724 | #ifdef ENOTDIR | |
1725 | && errno != ENOTDIR | |
1726 | #endif | |
1727 | ) { | |
1728 | BIO_printf(bio_err, "unable to rename %s to %s\n", dbfile, buf[1]); | |
1729 | perror("reason"); | |
1730 | goto err; | |
1731 | } | |
1732 | #ifdef RL_DEBUG | |
1733 | BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", buf[0], dbfile); | |
1734 | #endif | |
1735 | if (rename(buf[0], dbfile) < 0) { | |
1736 | BIO_printf(bio_err, "unable to rename %s to %s\n", buf[0], dbfile); | |
1737 | perror("reason"); | |
1738 | rename(buf[1], dbfile); | |
1739 | goto err; | |
1740 | } | |
1741 | #ifdef RL_DEBUG | |
1742 | BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", buf[4], buf[3]); | |
1743 | #endif | |
1744 | if (rename(buf[4], buf[3]) < 0 && errno != ENOENT | |
1745 | #ifdef ENOTDIR | |
1746 | && errno != ENOTDIR | |
1747 | #endif | |
1748 | ) { | |
1749 | BIO_printf(bio_err, "unable to rename %s to %s\n", buf[4], buf[3]); | |
1750 | perror("reason"); | |
1751 | rename(dbfile, buf[0]); | |
1752 | rename(buf[1], dbfile); | |
1753 | goto err; | |
1754 | } | |
1755 | #ifdef RL_DEBUG | |
1756 | BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", buf[2], buf[4]); | |
1757 | #endif | |
1758 | if (rename(buf[2], buf[4]) < 0) { | |
1759 | BIO_printf(bio_err, "unable to rename %s to %s\n", buf[2], buf[4]); | |
1760 | perror("reason"); | |
1761 | rename(buf[3], buf[4]); | |
1762 | rename(dbfile, buf[0]); | |
1763 | rename(buf[1], dbfile); | |
1764 | goto err; | |
1765 | } | |
1766 | return 1; | |
1767 | err: | |
1768 | return 0; | |
1769 | } | |
1770 | ||
1771 | void free_index(CA_DB *db) | |
1772 | { | |
1773 | if (db) { | |
1774 | TXT_DB_free(db->db); | |
1775 | OPENSSL_free(db); | |
1776 | } | |
1777 | } | |
1778 | ||
1779 | int parse_yesno(const char *str, int def) | |
1780 | { | |
1781 | if (str) { | |
1782 | switch (*str) { | |
1783 | case 'f': /* false */ | |
1784 | case 'F': /* FALSE */ | |
1785 | case 'n': /* no */ | |
1786 | case 'N': /* NO */ | |
1787 | case '0': /* 0 */ | |
1788 | return 0; | |
1789 | case 't': /* true */ | |
1790 | case 'T': /* TRUE */ | |
1791 | case 'y': /* yes */ | |
1792 | case 'Y': /* YES */ | |
1793 | case '1': /* 1 */ | |
1794 | return 1; | |
1795 | } | |
1796 | } | |
1797 | return def; | |
1798 | } | |
1799 | ||
1800 | /* | |
1801 | * name is expected to be in the format /type0=value0/type1=value1/type2=... | |
1802 | * where characters may be escaped by \ | |
1803 | */ | |
1804 | X509_NAME *parse_name(const char *cp, long chtype, int canmulti) | |
1805 | { | |
1806 | int nextismulti = 0; | |
1807 | char *work; | |
1808 | X509_NAME *n; | |
1809 | ||
1810 | if (*cp++ != '/') | |
1811 | return NULL; | |
1812 | ||
1813 | n = X509_NAME_new(); | |
1814 | if (n == NULL) | |
1815 | return NULL; | |
1816 | work = OPENSSL_strdup(cp); | |
1817 | if (work == NULL) | |
1818 | goto err; | |
1819 | ||
1820 | while (*cp) { | |
1821 | char *bp = work; | |
1822 | char *typestr = bp; | |
1823 | unsigned char *valstr; | |
1824 | int nid; | |
1825 | int ismulti = nextismulti; | |
1826 | nextismulti = 0; | |
1827 | ||
1828 | /* Collect the type */ | |
1829 | while (*cp && *cp != '=') | |
1830 | *bp++ = *cp++; | |
1831 | if (*cp == '\0') { | |
1832 | BIO_printf(bio_err, | |
1833 | "%s: Hit end of string before finding the equals.\n", | |
1834 | opt_getprog()); | |
1835 | goto err; | |
1836 | } | |
1837 | *bp++ = '\0'; | |
1838 | ++cp; | |
1839 | ||
1840 | /* Collect the value. */ | |
1841 | valstr = (unsigned char *)bp; | |
1842 | for (; *cp && *cp != '/'; *bp++ = *cp++) { | |
1843 | if (canmulti && *cp == '+') { | |
1844 | nextismulti = 1; | |
1845 | break; | |
1846 | } | |
1847 | if (*cp == '\\' && *++cp == '\0') { | |
1848 | BIO_printf(bio_err, | |
1849 | "%s: escape character at end of string\n", | |
1850 | opt_getprog()); | |
1851 | goto err; | |
1852 | } | |
1853 | } | |
1854 | *bp++ = '\0'; | |
1855 | ||
1856 | /* If not at EOS (must be + or /), move forward. */ | |
1857 | if (*cp) | |
1858 | ++cp; | |
1859 | ||
1860 | /* Parse */ | |
1861 | nid = OBJ_txt2nid(typestr); | |
1862 | if (nid == NID_undef) { | |
1863 | BIO_printf(bio_err, "%s: Skipping unknown attribute \"%s\"\n", | |
1864 | opt_getprog(), typestr); | |
1865 | continue; | |
1866 | } | |
1867 | if (!X509_NAME_add_entry_by_NID(n, nid, chtype, | |
1868 | valstr, strlen((char *)valstr), | |
1869 | -1, ismulti ? -1 : 0)) | |
1870 | goto err; | |
1871 | } | |
1872 | ||
1873 | OPENSSL_free(work); | |
1874 | return n; | |
1875 | ||
1876 | err: | |
1877 | X509_NAME_free(n); | |
1878 | OPENSSL_free(work); | |
1879 | return NULL; | |
1880 | } | |
1881 | ||
1882 | /* | |
1883 | * Read whole contents of a BIO into an allocated memory buffer and return | |
1884 | * it. | |
1885 | */ | |
1886 | ||
1887 | int bio_to_mem(unsigned char **out, int maxlen, BIO *in) | |
1888 | { | |
1889 | BIO *mem; | |
1890 | int len, ret; | |
1891 | unsigned char tbuf[1024]; | |
1892 | mem = BIO_new(BIO_s_mem()); | |
1893 | if (!mem) | |
1894 | return -1; | |
1895 | for (;;) { | |
1896 | if ((maxlen != -1) && maxlen < 1024) | |
1897 | len = maxlen; | |
1898 | else | |
1899 | len = 1024; | |
1900 | len = BIO_read(in, tbuf, len); | |
1901 | if (len <= 0) | |
1902 | break; | |
1903 | if (BIO_write(mem, tbuf, len) != len) { | |
1904 | BIO_free(mem); | |
1905 | return -1; | |
1906 | } | |
1907 | maxlen -= len; | |
1908 | ||
1909 | if (maxlen == 0) | |
1910 | break; | |
1911 | } | |
1912 | ret = BIO_get_mem_data(mem, (char **)out); | |
1913 | BIO_set_flags(mem, BIO_FLAGS_MEM_RDONLY); | |
1914 | BIO_free(mem); | |
1915 | return ret; | |
1916 | } | |
1917 | ||
1918 | int pkey_ctrl_string(EVP_PKEY_CTX *ctx, char *value) | |
1919 | { | |
1920 | int rv; | |
1921 | char *stmp, *vtmp = NULL; | |
1922 | stmp = BUF_strdup(value); | |
1923 | if (!stmp) | |
1924 | return -1; | |
1925 | vtmp = strchr(stmp, ':'); | |
1926 | if (vtmp) { | |
1927 | *vtmp = 0; | |
1928 | vtmp++; | |
1929 | } | |
1930 | rv = EVP_PKEY_CTX_ctrl_str(ctx, stmp, vtmp); | |
1931 | OPENSSL_free(stmp); | |
1932 | return rv; | |
1933 | } | |
1934 | ||
1935 | static void nodes_print(const char *name, STACK_OF(X509_POLICY_NODE) *nodes) | |
1936 | { | |
1937 | X509_POLICY_NODE *node; | |
1938 | int i; | |
1939 | ||
1940 | BIO_printf(bio_err, "%s Policies:", name); | |
1941 | if (nodes) { | |
1942 | BIO_puts(bio_err, "\n"); | |
1943 | for (i = 0; i < sk_X509_POLICY_NODE_num(nodes); i++) { | |
1944 | node = sk_X509_POLICY_NODE_value(nodes, i); | |
1945 | X509_POLICY_NODE_print(bio_err, node, 2); | |
1946 | } | |
1947 | } else | |
1948 | BIO_puts(bio_err, " <empty>\n"); | |
1949 | } | |
1950 | ||
1951 | void policies_print(X509_STORE_CTX *ctx) | |
1952 | { | |
1953 | X509_POLICY_TREE *tree; | |
1954 | int explicit_policy; | |
1955 | tree = X509_STORE_CTX_get0_policy_tree(ctx); | |
1956 | explicit_policy = X509_STORE_CTX_get_explicit_policy(ctx); | |
1957 | ||
1958 | BIO_printf(bio_err, "Require explicit Policy: %s\n", | |
1959 | explicit_policy ? "True" : "False"); | |
1960 | ||
1961 | nodes_print("Authority", X509_policy_tree_get0_policies(tree)); | |
1962 | nodes_print("User", X509_policy_tree_get0_user_policies(tree)); | |
1963 | } | |
1964 | ||
1965 | #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK) | |
1966 | ||
1967 | static JPAKE_CTX *jpake_init(const char *us, const char *them, | |
1968 | const char *secret) | |
1969 | { | |
1970 | BIGNUM *p = NULL; | |
1971 | BIGNUM *g = NULL; | |
1972 | BIGNUM *q = NULL; | |
1973 | BIGNUM *bnsecret = BN_new(); | |
1974 | JPAKE_CTX *ctx; | |
1975 | ||
1976 | /* Use a safe prime for p (that we found earlier) */ | |
1977 | BN_hex2bn(&p, | |
1978 | "F9E5B365665EA7A05A9C534502780FEE6F1AB5BD4F49947FD036DBD7E905269AF46EF28B0FC07487EE4F5D20FB3C0AF8E700F3A2FA3414970CBED44FEDFF80CE78D800F184BB82435D137AADA2C6C16523247930A63B85661D1FC817A51ACD96168E95898A1F83A79FFB529368AA7833ABD1B0C3AEDDB14D2E1A2F71D99F763F"); | |
1979 | g = BN_new(); | |
1980 | BN_set_word(g, 2); | |
1981 | q = BN_new(); | |
1982 | BN_rshift1(q, p); | |
1983 | ||
1984 | BN_bin2bn((const unsigned char *)secret, strlen(secret), bnsecret); | |
1985 | ||
1986 | ctx = JPAKE_CTX_new(us, them, p, g, q, bnsecret); | |
1987 | BN_free(bnsecret); | |
1988 | BN_free(q); | |
1989 | BN_free(g); | |
1990 | BN_free(p); | |
1991 | ||
1992 | return ctx; | |
1993 | } | |
1994 | ||
1995 | static void jpake_send_part(BIO *conn, const JPAKE_STEP_PART *p) | |
1996 | { | |
1997 | BN_print(conn, p->gx); | |
1998 | BIO_puts(conn, "\n"); | |
1999 | BN_print(conn, p->zkpx.gr); | |
2000 | BIO_puts(conn, "\n"); | |
2001 | BN_print(conn, p->zkpx.b); | |
2002 | BIO_puts(conn, "\n"); | |
2003 | } | |
2004 | ||
2005 | static void jpake_send_step1(BIO *bconn, JPAKE_CTX *ctx) | |
2006 | { | |
2007 | JPAKE_STEP1 s1; | |
2008 | ||
2009 | JPAKE_STEP1_init(&s1); | |
2010 | JPAKE_STEP1_generate(&s1, ctx); | |
2011 | jpake_send_part(bconn, &s1.p1); | |
2012 | jpake_send_part(bconn, &s1.p2); | |
2013 | (void)BIO_flush(bconn); | |
2014 | JPAKE_STEP1_release(&s1); | |
2015 | } | |
2016 | ||
2017 | static void jpake_send_step2(BIO *bconn, JPAKE_CTX *ctx) | |
2018 | { | |
2019 | JPAKE_STEP2 s2; | |
2020 | ||
2021 | JPAKE_STEP2_init(&s2); | |
2022 | JPAKE_STEP2_generate(&s2, ctx); | |
2023 | jpake_send_part(bconn, &s2); | |
2024 | (void)BIO_flush(bconn); | |
2025 | JPAKE_STEP2_release(&s2); | |
2026 | } | |
2027 | ||
2028 | static void jpake_send_step3a(BIO *bconn, JPAKE_CTX *ctx) | |
2029 | { | |
2030 | JPAKE_STEP3A s3a; | |
2031 | ||
2032 | JPAKE_STEP3A_init(&s3a); | |
2033 | JPAKE_STEP3A_generate(&s3a, ctx); | |
2034 | BIO_write(bconn, s3a.hhk, sizeof s3a.hhk); | |
2035 | (void)BIO_flush(bconn); | |
2036 | JPAKE_STEP3A_release(&s3a); | |
2037 | } | |
2038 | ||
2039 | static void jpake_send_step3b(BIO *bconn, JPAKE_CTX *ctx) | |
2040 | { | |
2041 | JPAKE_STEP3B s3b; | |
2042 | ||
2043 | JPAKE_STEP3B_init(&s3b); | |
2044 | JPAKE_STEP3B_generate(&s3b, ctx); | |
2045 | BIO_write(bconn, s3b.hk, sizeof s3b.hk); | |
2046 | (void)BIO_flush(bconn); | |
2047 | JPAKE_STEP3B_release(&s3b); | |
2048 | } | |
2049 | ||
2050 | static void readbn(BIGNUM **bn, BIO *bconn) | |
2051 | { | |
2052 | char buf[10240]; | |
2053 | int l; | |
2054 | ||
2055 | l = BIO_gets(bconn, buf, sizeof buf); | |
2056 | assert(l > 0); | |
2057 | assert(buf[l - 1] == '\n'); | |
2058 | buf[l - 1] = '\0'; | |
2059 | BN_hex2bn(bn, buf); | |
2060 | } | |
2061 | ||
2062 | static void jpake_receive_part(JPAKE_STEP_PART *p, BIO *bconn) | |
2063 | { | |
2064 | readbn(&p->gx, bconn); | |
2065 | readbn(&p->zkpx.gr, bconn); | |
2066 | readbn(&p->zkpx.b, bconn); | |
2067 | } | |
2068 | ||
2069 | static void jpake_receive_step1(JPAKE_CTX *ctx, BIO *bconn) | |
2070 | { | |
2071 | JPAKE_STEP1 s1; | |
2072 | ||
2073 | JPAKE_STEP1_init(&s1); | |
2074 | jpake_receive_part(&s1.p1, bconn); | |
2075 | jpake_receive_part(&s1.p2, bconn); | |
2076 | if (!JPAKE_STEP1_process(ctx, &s1)) { | |
2077 | ERR_print_errors(bio_err); | |
2078 | exit(1); | |
2079 | } | |
2080 | JPAKE_STEP1_release(&s1); | |
2081 | } | |
2082 | ||
2083 | static void jpake_receive_step2(JPAKE_CTX *ctx, BIO *bconn) | |
2084 | { | |
2085 | JPAKE_STEP2 s2; | |
2086 | ||
2087 | JPAKE_STEP2_init(&s2); | |
2088 | jpake_receive_part(&s2, bconn); | |
2089 | if (!JPAKE_STEP2_process(ctx, &s2)) { | |
2090 | ERR_print_errors(bio_err); | |
2091 | exit(1); | |
2092 | } | |
2093 | JPAKE_STEP2_release(&s2); | |
2094 | } | |
2095 | ||
2096 | static void jpake_receive_step3a(JPAKE_CTX *ctx, BIO *bconn) | |
2097 | { | |
2098 | JPAKE_STEP3A s3a; | |
2099 | int l; | |
2100 | ||
2101 | JPAKE_STEP3A_init(&s3a); | |
2102 | l = BIO_read(bconn, s3a.hhk, sizeof s3a.hhk); | |
2103 | assert(l == sizeof s3a.hhk); | |
2104 | if (!JPAKE_STEP3A_process(ctx, &s3a)) { | |
2105 | ERR_print_errors(bio_err); | |
2106 | exit(1); | |
2107 | } | |
2108 | JPAKE_STEP3A_release(&s3a); | |
2109 | } | |
2110 | ||
2111 | static void jpake_receive_step3b(JPAKE_CTX *ctx, BIO *bconn) | |
2112 | { | |
2113 | JPAKE_STEP3B s3b; | |
2114 | int l; | |
2115 | ||
2116 | JPAKE_STEP3B_init(&s3b); | |
2117 | l = BIO_read(bconn, s3b.hk, sizeof s3b.hk); | |
2118 | assert(l == sizeof s3b.hk); | |
2119 | if (!JPAKE_STEP3B_process(ctx, &s3b)) { | |
2120 | ERR_print_errors(bio_err); | |
2121 | exit(1); | |
2122 | } | |
2123 | JPAKE_STEP3B_release(&s3b); | |
2124 | } | |
2125 | ||
2126 | void jpake_client_auth(BIO *out, BIO *conn, const char *secret) | |
2127 | { | |
2128 | JPAKE_CTX *ctx; | |
2129 | BIO *bconn; | |
2130 | ||
2131 | BIO_puts(out, "Authenticating with JPAKE\n"); | |
2132 | ||
2133 | ctx = jpake_init("client", "server", secret); | |
2134 | ||
2135 | bconn = BIO_new(BIO_f_buffer()); | |
2136 | BIO_push(bconn, conn); | |
2137 | ||
2138 | jpake_send_step1(bconn, ctx); | |
2139 | jpake_receive_step1(ctx, bconn); | |
2140 | jpake_send_step2(bconn, ctx); | |
2141 | jpake_receive_step2(ctx, bconn); | |
2142 | jpake_send_step3a(bconn, ctx); | |
2143 | jpake_receive_step3b(ctx, bconn); | |
2144 | ||
2145 | BIO_puts(out, "JPAKE authentication succeeded, setting PSK\n"); | |
2146 | ||
2147 | OPENSSL_free(psk_key); | |
2148 | psk_key = BN_bn2hex(JPAKE_get_shared_key(ctx)); | |
2149 | ||
2150 | BIO_pop(bconn); | |
2151 | BIO_free(bconn); | |
2152 | ||
2153 | JPAKE_CTX_free(ctx); | |
2154 | } | |
2155 | ||
2156 | void jpake_server_auth(BIO *out, BIO *conn, const char *secret) | |
2157 | { | |
2158 | JPAKE_CTX *ctx; | |
2159 | BIO *bconn; | |
2160 | ||
2161 | BIO_puts(out, "Authenticating with JPAKE\n"); | |
2162 | ||
2163 | ctx = jpake_init("server", "client", secret); | |
2164 | ||
2165 | bconn = BIO_new(BIO_f_buffer()); | |
2166 | BIO_push(bconn, conn); | |
2167 | ||
2168 | jpake_receive_step1(ctx, bconn); | |
2169 | jpake_send_step1(bconn, ctx); | |
2170 | jpake_receive_step2(ctx, bconn); | |
2171 | jpake_send_step2(bconn, ctx); | |
2172 | jpake_receive_step3a(ctx, bconn); | |
2173 | jpake_send_step3b(bconn, ctx); | |
2174 | ||
2175 | BIO_puts(out, "JPAKE authentication succeeded, setting PSK\n"); | |
2176 | ||
2177 | OPENSSL_free(psk_key); | |
2178 | psk_key = BN_bn2hex(JPAKE_get_shared_key(ctx)); | |
2179 | ||
2180 | BIO_pop(bconn); | |
2181 | BIO_free(bconn); | |
2182 | ||
2183 | JPAKE_CTX_free(ctx); | |
2184 | } | |
2185 | ||
2186 | #endif | |
2187 | ||
2188 | /*- | |
2189 | * next_protos_parse parses a comma separated list of strings into a string | |
2190 | * in a format suitable for passing to SSL_CTX_set_next_protos_advertised. | |
2191 | * outlen: (output) set to the length of the resulting buffer on success. | |
2192 | * err: (maybe NULL) on failure, an error message line is written to this BIO. | |
2193 | * in: a NUL termianted string like "abc,def,ghi" | |
2194 | * | |
2195 | * returns: a malloced buffer or NULL on failure. | |
2196 | */ | |
2197 | unsigned char *next_protos_parse(unsigned short *outlen, const char *in) | |
2198 | { | |
2199 | size_t len; | |
2200 | unsigned char *out; | |
2201 | size_t i, start = 0; | |
2202 | ||
2203 | len = strlen(in); | |
2204 | if (len >= 65535) | |
2205 | return NULL; | |
2206 | ||
2207 | out = app_malloc(strlen(in) + 1, "NPN buffer"); | |
2208 | for (i = 0; i <= len; ++i) { | |
2209 | if (i == len || in[i] == ',') { | |
2210 | if (i - start > 255) { | |
2211 | OPENSSL_free(out); | |
2212 | return NULL; | |
2213 | } | |
2214 | out[start] = i - start; | |
2215 | start = i + 1; | |
2216 | } else | |
2217 | out[i + 1] = in[i]; | |
2218 | } | |
2219 | ||
2220 | *outlen = len + 1; | |
2221 | return out; | |
2222 | } | |
2223 | ||
2224 | void print_cert_checks(BIO *bio, X509 *x, | |
2225 | const char *checkhost, | |
2226 | const char *checkemail, const char *checkip) | |
2227 | { | |
2228 | if (x == NULL) | |
2229 | return; | |
2230 | if (checkhost) { | |
2231 | BIO_printf(bio, "Hostname %s does%s match certificate\n", | |
2232 | checkhost, | |
2233 | X509_check_host(x, checkhost, 0, 0, NULL) == 1 | |
2234 | ? "" : " NOT"); | |
2235 | } | |
2236 | ||
2237 | if (checkemail) { | |
2238 | BIO_printf(bio, "Email %s does%s match certificate\n", | |
2239 | checkemail, X509_check_email(x, checkemail, 0, 0) | |
2240 | ? "" : " NOT"); | |
2241 | } | |
2242 | ||
2243 | if (checkip) { | |
2244 | BIO_printf(bio, "IP %s does%s match certificate\n", | |
2245 | checkip, X509_check_ip_asc(x, checkip, 0) ? "" : " NOT"); | |
2246 | } | |
2247 | } | |
2248 | ||
2249 | /* Get first http URL from a DIST_POINT structure */ | |
2250 | ||
2251 | static const char *get_dp_url(DIST_POINT *dp) | |
2252 | { | |
2253 | GENERAL_NAMES *gens; | |
2254 | GENERAL_NAME *gen; | |
2255 | int i, gtype; | |
2256 | ASN1_STRING *uri; | |
2257 | if (!dp->distpoint || dp->distpoint->type != 0) | |
2258 | return NULL; | |
2259 | gens = dp->distpoint->name.fullname; | |
2260 | for (i = 0; i < sk_GENERAL_NAME_num(gens); i++) { | |
2261 | gen = sk_GENERAL_NAME_value(gens, i); | |
2262 | uri = GENERAL_NAME_get0_value(gen, >ype); | |
2263 | if (gtype == GEN_URI && ASN1_STRING_length(uri) > 6) { | |
2264 | char *uptr = (char *)ASN1_STRING_data(uri); | |
2265 | if (strncmp(uptr, "http://", 7) == 0) | |
2266 | return uptr; | |
2267 | } | |
2268 | } | |
2269 | return NULL; | |
2270 | } | |
2271 | ||
2272 | /* | |
2273 | * Look through a CRLDP structure and attempt to find an http URL to | |
2274 | * downloads a CRL from. | |
2275 | */ | |
2276 | ||
2277 | static X509_CRL *load_crl_crldp(STACK_OF(DIST_POINT) *crldp) | |
2278 | { | |
2279 | int i; | |
2280 | const char *urlptr = NULL; | |
2281 | for (i = 0; i < sk_DIST_POINT_num(crldp); i++) { | |
2282 | DIST_POINT *dp = sk_DIST_POINT_value(crldp, i); | |
2283 | urlptr = get_dp_url(dp); | |
2284 | if (urlptr) | |
2285 | return load_crl(urlptr, FORMAT_HTTP); | |
2286 | } | |
2287 | return NULL; | |
2288 | } | |
2289 | ||
2290 | /* | |
2291 | * Example of downloading CRLs from CRLDP: not usable for real world as it | |
2292 | * always downloads, doesn't support non-blocking I/O and doesn't cache | |
2293 | * anything. | |
2294 | */ | |
2295 | ||
2296 | static STACK_OF(X509_CRL) *crls_http_cb(X509_STORE_CTX *ctx, X509_NAME *nm) | |
2297 | { | |
2298 | X509 *x; | |
2299 | STACK_OF(X509_CRL) *crls = NULL; | |
2300 | X509_CRL *crl; | |
2301 | STACK_OF(DIST_POINT) *crldp; | |
2302 | ||
2303 | crls = sk_X509_CRL_new_null(); | |
2304 | if (!crls) | |
2305 | return NULL; | |
2306 | x = X509_STORE_CTX_get_current_cert(ctx); | |
2307 | crldp = X509_get_ext_d2i(x, NID_crl_distribution_points, NULL, NULL); | |
2308 | crl = load_crl_crldp(crldp); | |
2309 | sk_DIST_POINT_pop_free(crldp, DIST_POINT_free); | |
2310 | if (!crl) | |
2311 | return NULL; | |
2312 | sk_X509_CRL_push(crls, crl); | |
2313 | /* Try to download delta CRL */ | |
2314 | crldp = X509_get_ext_d2i(x, NID_freshest_crl, NULL, NULL); | |
2315 | crl = load_crl_crldp(crldp); | |
2316 | sk_DIST_POINT_pop_free(crldp, DIST_POINT_free); | |
2317 | if (crl) | |
2318 | sk_X509_CRL_push(crls, crl); | |
2319 | return crls; | |
2320 | } | |
2321 | ||
2322 | void store_setup_crl_download(X509_STORE *st) | |
2323 | { | |
2324 | X509_STORE_set_lookup_crls_cb(st, crls_http_cb); | |
2325 | } | |
2326 | ||
2327 | /* | |
2328 | * Platform-specific sections | |
2329 | */ | |
2330 | #if defined(_WIN32) | |
2331 | # ifdef fileno | |
2332 | # undef fileno | |
2333 | # define fileno(a) (int)_fileno(a) | |
2334 | # endif | |
2335 | ||
2336 | # include <windows.h> | |
2337 | # include <tchar.h> | |
2338 | ||
2339 | static int WIN32_rename(const char *from, const char *to) | |
2340 | { | |
2341 | TCHAR *tfrom = NULL, *tto; | |
2342 | DWORD err; | |
2343 | int ret = 0; | |
2344 | ||
2345 | if (sizeof(TCHAR) == 1) { | |
2346 | tfrom = (TCHAR *)from; | |
2347 | tto = (TCHAR *)to; | |
2348 | } else { /* UNICODE path */ | |
2349 | ||
2350 | size_t i, flen = strlen(from) + 1, tlen = strlen(to) + 1; | |
2351 | tfrom = malloc(sizeof(*tfrom) * (flen + tlen)); | |
2352 | if (tfrom == NULL) | |
2353 | goto err; | |
2354 | tto = tfrom + flen; | |
2355 | # if !defined(_WIN32_WCE) || _WIN32_WCE>=101 | |
2356 | if (!MultiByteToWideChar(CP_ACP, 0, from, flen, (WCHAR *)tfrom, flen)) | |
2357 | # endif | |
2358 | for (i = 0; i < flen; i++) | |
2359 | tfrom[i] = (TCHAR)from[i]; | |
2360 | # if !defined(_WIN32_WCE) || _WIN32_WCE>=101 | |
2361 | if (!MultiByteToWideChar(CP_ACP, 0, to, tlen, (WCHAR *)tto, tlen)) | |
2362 | # endif | |
2363 | for (i = 0; i < tlen; i++) | |
2364 | tto[i] = (TCHAR)to[i]; | |
2365 | } | |
2366 | ||
2367 | if (MoveFile(tfrom, tto)) | |
2368 | goto ok; | |
2369 | err = GetLastError(); | |
2370 | if (err == ERROR_ALREADY_EXISTS || err == ERROR_FILE_EXISTS) { | |
2371 | if (DeleteFile(tto) && MoveFile(tfrom, tto)) | |
2372 | goto ok; | |
2373 | err = GetLastError(); | |
2374 | } | |
2375 | if (err == ERROR_FILE_NOT_FOUND || err == ERROR_PATH_NOT_FOUND) | |
2376 | errno = ENOENT; | |
2377 | else if (err == ERROR_ACCESS_DENIED) | |
2378 | errno = EACCES; | |
2379 | else | |
2380 | errno = EINVAL; /* we could map more codes... */ | |
2381 | err: | |
2382 | ret = -1; | |
2383 | ok: | |
2384 | if (tfrom != NULL && tfrom != (TCHAR *)from) | |
2385 | free(tfrom); | |
2386 | return ret; | |
2387 | } | |
2388 | #endif | |
2389 | ||
2390 | /* app_tminterval section */ | |
2391 | #if defined(_WIN32) | |
2392 | double app_tminterval(int stop, int usertime) | |
2393 | { | |
2394 | FILETIME now; | |
2395 | double ret = 0; | |
2396 | static ULARGE_INTEGER tmstart; | |
2397 | static int warning = 1; | |
2398 | # ifdef _WIN32_WINNT | |
2399 | static HANDLE proc = NULL; | |
2400 | ||
2401 | if (proc == NULL) { | |
2402 | if (check_winnt()) | |
2403 | proc = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE, | |
2404 | GetCurrentProcessId()); | |
2405 | if (proc == NULL) | |
2406 | proc = (HANDLE) - 1; | |
2407 | } | |
2408 | ||
2409 | if (usertime && proc != (HANDLE) - 1) { | |
2410 | FILETIME junk; | |
2411 | GetProcessTimes(proc, &junk, &junk, &junk, &now); | |
2412 | } else | |
2413 | # endif | |
2414 | { | |
2415 | SYSTEMTIME systime; | |
2416 | ||
2417 | if (usertime && warning) { | |
2418 | BIO_printf(bio_err, "To get meaningful results, run " | |
2419 | "this program on idle system.\n"); | |
2420 | warning = 0; | |
2421 | } | |
2422 | GetSystemTime(&systime); | |
2423 | SystemTimeToFileTime(&systime, &now); | |
2424 | } | |
2425 | ||
2426 | if (stop == TM_START) { | |
2427 | tmstart.u.LowPart = now.dwLowDateTime; | |
2428 | tmstart.u.HighPart = now.dwHighDateTime; | |
2429 | } else { | |
2430 | ULARGE_INTEGER tmstop; | |
2431 | ||
2432 | tmstop.u.LowPart = now.dwLowDateTime; | |
2433 | tmstop.u.HighPart = now.dwHighDateTime; | |
2434 | ||
2435 | ret = (__int64)(tmstop.QuadPart - tmstart.QuadPart) * 1e-7; | |
2436 | } | |
2437 | ||
2438 | return (ret); | |
2439 | } | |
2440 | #elif defined(OPENSSL_SYS_NETWARE) | |
2441 | # include <time.h> | |
2442 | ||
2443 | double app_tminterval(int stop, int usertime) | |
2444 | { | |
2445 | static clock_t tmstart; | |
2446 | static int warning = 1; | |
2447 | double ret = 0; | |
2448 | ||
2449 | if (usertime && warning) { | |
2450 | BIO_printf(bio_err, "To get meaningful results, run " | |
2451 | "this program on idle system.\n"); | |
2452 | warning = 0; | |
2453 | } | |
2454 | ||
2455 | if (stop == TM_START) | |
2456 | tmstart = clock(); | |
2457 | else | |
2458 | ret = (clock() - tmstart) / (double)CLOCKS_PER_SEC; | |
2459 | ||
2460 | return (ret); | |
2461 | } | |
2462 | ||
2463 | ||
2464 | #elif defined(OPENSSL_SYSTEM_VXWORKS) | |
2465 | # include <time.h> | |
2466 | ||
2467 | double app_tminterval(int stop, int usertime) | |
2468 | { | |
2469 | double ret = 0; | |
2470 | # ifdef CLOCK_REALTIME | |
2471 | static struct timespec tmstart; | |
2472 | struct timespec now; | |
2473 | # else | |
2474 | static unsigned long tmstart; | |
2475 | unsigned long now; | |
2476 | # endif | |
2477 | static int warning = 1; | |
2478 | ||
2479 | if (usertime && warning) { | |
2480 | BIO_printf(bio_err, "To get meaningful results, run " | |
2481 | "this program on idle system.\n"); | |
2482 | warning = 0; | |
2483 | } | |
2484 | # ifdef CLOCK_REALTIME | |
2485 | clock_gettime(CLOCK_REALTIME, &now); | |
2486 | if (stop == TM_START) | |
2487 | tmstart = now; | |
2488 | else | |
2489 | ret = ((now.tv_sec + now.tv_nsec * 1e-9) | |
2490 | - (tmstart.tv_sec + tmstart.tv_nsec * 1e-9)); | |
2491 | # else | |
2492 | now = tickGet(); | |
2493 | if (stop == TM_START) | |
2494 | tmstart = now; | |
2495 | else | |
2496 | ret = (now - tmstart) / (double)sysClkRateGet(); | |
2497 | # endif | |
2498 | return (ret); | |
2499 | } | |
2500 | ||
2501 | #elif defined(OPENSSL_SYSTEM_VMS) | |
2502 | # include <time.h> | |
2503 | # include <times.h> | |
2504 | ||
2505 | double app_tminterval(int stop, int usertime) | |
2506 | { | |
2507 | static clock_t tmstart; | |
2508 | double ret = 0; | |
2509 | clock_t now; | |
2510 | # ifdef __TMS | |
2511 | struct tms rus; | |
2512 | ||
2513 | now = times(&rus); | |
2514 | if (usertime) | |
2515 | now = rus.tms_utime; | |
2516 | # else | |
2517 | if (usertime) | |
2518 | now = clock(); /* sum of user and kernel times */ | |
2519 | else { | |
2520 | struct timeval tv; | |
2521 | gettimeofday(&tv, NULL); | |
2522 | now = (clock_t)((unsigned long long)tv.tv_sec * CLK_TCK + | |
2523 | (unsigned long long)tv.tv_usec * (1000000 / CLK_TCK) | |
2524 | ); | |
2525 | } | |
2526 | # endif | |
2527 | if (stop == TM_START) | |
2528 | tmstart = now; | |
2529 | else | |
2530 | ret = (now - tmstart) / (double)(CLK_TCK); | |
2531 | ||
2532 | return (ret); | |
2533 | } | |
2534 | ||
2535 | #elif defined(_SC_CLK_TCK) /* by means of unistd.h */ | |
2536 | # include <sys/times.h> | |
2537 | ||
2538 | double app_tminterval(int stop, int usertime) | |
2539 | { | |
2540 | double ret = 0; | |
2541 | struct tms rus; | |
2542 | clock_t now = times(&rus); | |
2543 | static clock_t tmstart; | |
2544 | ||
2545 | if (usertime) | |
2546 | now = rus.tms_utime; | |
2547 | ||
2548 | if (stop == TM_START) | |
2549 | tmstart = now; | |
2550 | else { | |
2551 | long int tck = sysconf(_SC_CLK_TCK); | |
2552 | ret = (now - tmstart) / (double)tck; | |
2553 | } | |
2554 | ||
2555 | return (ret); | |
2556 | } | |
2557 | ||
2558 | #else | |
2559 | # include <sys/time.h> | |
2560 | # include <sys/resource.h> | |
2561 | ||
2562 | double app_tminterval(int stop, int usertime) | |
2563 | { | |
2564 | double ret = 0; | |
2565 | struct rusage rus; | |
2566 | struct timeval now; | |
2567 | static struct timeval tmstart; | |
2568 | ||
2569 | if (usertime) | |
2570 | getrusage(RUSAGE_SELF, &rus), now = rus.ru_utime; | |
2571 | else | |
2572 | gettimeofday(&now, NULL); | |
2573 | ||
2574 | if (stop == TM_START) | |
2575 | tmstart = now; | |
2576 | else | |
2577 | ret = ((now.tv_sec + now.tv_usec * 1e-6) | |
2578 | - (tmstart.tv_sec + tmstart.tv_usec * 1e-6)); | |
2579 | ||
2580 | return ret; | |
2581 | } | |
2582 | #endif | |
2583 | ||
2584 | int app_access(const char* name, int flag) | |
2585 | { | |
2586 | #ifdef _WIN32 | |
2587 | return _access(name, flag); | |
2588 | #else | |
2589 | return access(name, flag); | |
2590 | #endif | |
2591 | } | |
2592 | ||
2593 | int app_hex(char c) | |
2594 | { | |
2595 | switch (c) { | |
2596 | default: | |
2597 | case '0': | |
2598 | return 0; | |
2599 | case '1': | |
2600 | return 1; | |
2601 | case '2': | |
2602 | return 2; | |
2603 | case '3': | |
2604 | return 3; | |
2605 | case '4': | |
2606 | return 4; | |
2607 | case '5': | |
2608 | return 5; | |
2609 | case '6': | |
2610 | return 6; | |
2611 | case '7': | |
2612 | return 7; | |
2613 | case '8': | |
2614 | return 8; | |
2615 | case '9': | |
2616 | return 9; | |
2617 | case 'a': case 'A': | |
2618 | return 0x0A; | |
2619 | case 'b': case 'B': | |
2620 | return 0x0B; | |
2621 | case 'c': case 'C': | |
2622 | return 0x0C; | |
2623 | case 'd': case 'D': | |
2624 | return 0x0D; | |
2625 | case 'e': case 'E': | |
2626 | return 0x0E; | |
2627 | case 'f': case 'F': | |
2628 | return 0x0F; | |
2629 | } | |
2630 | } | |
2631 | ||
2632 | /* app_isdir section */ | |
2633 | #ifdef _WIN32 | |
2634 | int app_isdir(const char *name) | |
2635 | { | |
2636 | HANDLE hList; | |
2637 | WIN32_FIND_DATA FileData; | |
2638 | # if defined(UNICODE) || defined(_UNICODE) | |
2639 | size_t i, len_0 = strlen(name) + 1; | |
2640 | ||
2641 | if (len_0 > OSSL_NELEM(FileData.cFileName)) | |
2642 | return -1; | |
2643 | ||
2644 | # if !defined(_WIN32_WCE) || _WIN32_WCE>=101 | |
2645 | if (!MultiByteToWideChar | |
2646 | (CP_ACP, 0, name, len_0, FileData.cFileName, len_0)) | |
2647 | # endif | |
2648 | for (i = 0; i < len_0; i++) | |
2649 | FileData.cFileName[i] = (WCHAR)name[i]; | |
2650 | ||
2651 | hList = FindFirstFile(FileData.cFileName, &FileData); | |
2652 | # else | |
2653 | hList = FindFirstFile(name, &FileData); | |
2654 | # endif | |
2655 | if (hList == INVALID_HANDLE_VALUE) | |
2656 | return -1; | |
2657 | FindClose(hList); | |
2658 | return ((FileData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) != 0); | |
2659 | } | |
2660 | #else | |
2661 | # include <sys/stat.h> | |
2662 | # ifndef S_ISDIR | |
2663 | # if defined(_S_IFMT) && defined(_S_IFDIR) | |
2664 | # define S_ISDIR(a) (((a) & _S_IFMT) == _S_IFDIR) | |
2665 | # else | |
2666 | # define S_ISDIR(a) (((a) & S_IFMT) == S_IFDIR) | |
2667 | # endif | |
2668 | # endif | |
2669 | ||
2670 | int app_isdir(const char *name) | |
2671 | { | |
2672 | # if defined(S_ISDIR) | |
2673 | struct stat st; | |
2674 | ||
2675 | if (stat(name, &st) == 0) | |
2676 | return S_ISDIR(st.st_mode); | |
2677 | else | |
2678 | return -1; | |
2679 | # else | |
2680 | return -1; | |
2681 | # endif | |
2682 | } | |
2683 | #endif | |
2684 | ||
2685 | /* raw_read|write section */ | |
2686 | #if defined(_WIN32) && defined(STD_INPUT_HANDLE) | |
2687 | int raw_read_stdin(void *buf, int siz) | |
2688 | { | |
2689 | DWORD n; | |
2690 | if (ReadFile(GetStdHandle(STD_INPUT_HANDLE), buf, siz, &n, NULL)) | |
2691 | return (n); | |
2692 | else | |
2693 | return (-1); | |
2694 | } | |
2695 | #else | |
2696 | int raw_read_stdin(void *buf, int siz) | |
2697 | { | |
2698 | return read(fileno(stdin), buf, siz); | |
2699 | } | |
2700 | #endif | |
2701 | ||
2702 | #if defined(_WIN32) && defined(STD_OUTPUT_HANDLE) | |
2703 | int raw_write_stdout(const void *buf, int siz) | |
2704 | { | |
2705 | DWORD n; | |
2706 | if (WriteFile(GetStdHandle(STD_OUTPUT_HANDLE), buf, siz, &n, NULL)) | |
2707 | return (n); | |
2708 | else | |
2709 | return (-1); | |
2710 | } | |
2711 | #else | |
2712 | int raw_write_stdout(const void *buf, int siz) | |
2713 | { | |
2714 | return write(fileno(stdout), buf, siz); | |
2715 | } | |
2716 | #endif |