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1 | /* | |
2 | * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved. | |
3 | * | |
4 | * Licensed under the Apache License 2.0 (the "License"). You may not use | |
5 | * this file except in compliance with the License. You can obtain a copy | |
6 | * in the file LICENSE in the source distribution or at | |
7 | * https://www.openssl.org/source/license.html | |
8 | */ | |
9 | ||
10 | #if !defined(_POSIX_C_SOURCE) && defined(OPENSSL_SYS_VMS) | |
11 | /* | |
12 | * On VMS, you need to define this to get the declaration of fileno(). The | |
13 | * value 2 is to make sure no function defined in POSIX-2 is left undefined. | |
14 | */ | |
15 | # define _POSIX_C_SOURCE 2 | |
16 | #endif | |
17 | ||
18 | #include <stdio.h> | |
19 | #include <stdlib.h> | |
20 | #include <string.h> | |
21 | #include <sys/types.h> | |
22 | #ifndef OPENSSL_NO_POSIX_IO | |
23 | # include <sys/stat.h> | |
24 | # include <fcntl.h> | |
25 | #endif | |
26 | #include <ctype.h> | |
27 | #include <errno.h> | |
28 | #include <openssl/err.h> | |
29 | #include <openssl/x509.h> | |
30 | #include <openssl/x509v3.h> | |
31 | #include <openssl/pem.h> | |
32 | #include <openssl/pkcs12.h> | |
33 | #include <openssl/ui.h> | |
34 | #include <openssl/safestack.h> | |
35 | #ifndef OPENSSL_NO_ENGINE | |
36 | # include <openssl/engine.h> | |
37 | #endif | |
38 | #ifndef OPENSSL_NO_RSA | |
39 | # include <openssl/rsa.h> | |
40 | #endif | |
41 | #include <openssl/bn.h> | |
42 | #include <openssl/ssl.h> | |
43 | #include "apps.h" | |
44 | ||
45 | #ifdef _WIN32 | |
46 | static int WIN32_rename(const char *from, const char *to); | |
47 | # define rename(from,to) WIN32_rename((from),(to)) | |
48 | #endif | |
49 | ||
50 | #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) | |
51 | # include <conio.h> | |
52 | #endif | |
53 | ||
54 | #if defined(OPENSSL_SYS_MSDOS) && !defined(_WIN32) | |
55 | # define _kbhit kbhit | |
56 | #endif | |
57 | ||
58 | #define PASS_SOURCE_SIZE_MAX 4 | |
59 | ||
60 | typedef struct { | |
61 | const char *name; | |
62 | unsigned long flag; | |
63 | unsigned long mask; | |
64 | } NAME_EX_TBL; | |
65 | ||
66 | static int set_table_opts(unsigned long *flags, const char *arg, | |
67 | const NAME_EX_TBL * in_tbl); | |
68 | static int set_multi_opts(unsigned long *flags, const char *arg, | |
69 | const NAME_EX_TBL * in_tbl); | |
70 | ||
71 | int app_init(long mesgwin); | |
72 | ||
73 | int chopup_args(ARGS *arg, char *buf) | |
74 | { | |
75 | int quoted; | |
76 | char c = '\0', *p = NULL; | |
77 | ||
78 | arg->argc = 0; | |
79 | if (arg->size == 0) { | |
80 | arg->size = 20; | |
81 | arg->argv = app_malloc(sizeof(*arg->argv) * arg->size, "argv space"); | |
82 | } | |
83 | ||
84 | for (p = buf;;) { | |
85 | /* Skip whitespace. */ | |
86 | while (*p && isspace(_UC(*p))) | |
87 | p++; | |
88 | if (*p == '\0') | |
89 | break; | |
90 | ||
91 | /* The start of something good :-) */ | |
92 | if (arg->argc >= arg->size) { | |
93 | char **tmp; | |
94 | arg->size += 20; | |
95 | tmp = OPENSSL_realloc(arg->argv, sizeof(*arg->argv) * arg->size); | |
96 | if (tmp == NULL) | |
97 | return 0; | |
98 | arg->argv = tmp; | |
99 | } | |
100 | quoted = *p == '\'' || *p == '"'; | |
101 | if (quoted) | |
102 | c = *p++; | |
103 | arg->argv[arg->argc++] = p; | |
104 | ||
105 | /* now look for the end of this */ | |
106 | if (quoted) { | |
107 | while (*p && *p != c) | |
108 | p++; | |
109 | *p++ = '\0'; | |
110 | } else { | |
111 | while (*p && !isspace(_UC(*p))) | |
112 | p++; | |
113 | if (*p) | |
114 | *p++ = '\0'; | |
115 | } | |
116 | } | |
117 | arg->argv[arg->argc] = NULL; | |
118 | return 1; | |
119 | } | |
120 | ||
121 | #ifndef APP_INIT | |
122 | int app_init(long mesgwin) | |
123 | { | |
124 | return 1; | |
125 | } | |
126 | #endif | |
127 | ||
128 | int ctx_set_verify_locations(SSL_CTX *ctx, | |
129 | const char *CAfile, int noCAfile, | |
130 | const char *CApath, int noCApath, | |
131 | const char *CAstore, int noCAstore) | |
132 | { | |
133 | if (CAfile == NULL && CApath == NULL && CAstore == NULL) { | |
134 | if (!noCAfile && SSL_CTX_set_default_verify_file(ctx) <= 0) | |
135 | return 0; | |
136 | if (!noCApath && SSL_CTX_set_default_verify_dir(ctx) <= 0) | |
137 | return 0; | |
138 | if (!noCAstore && SSL_CTX_set_default_verify_store(ctx) <= 0) | |
139 | return 0; | |
140 | ||
141 | return 1; | |
142 | } | |
143 | ||
144 | if (CAfile != NULL && !SSL_CTX_load_verify_file(ctx, CAfile)) | |
145 | return 0; | |
146 | if (CApath != NULL && !SSL_CTX_load_verify_dir(ctx, CApath)) | |
147 | return 0; | |
148 | if (CAstore != NULL && !SSL_CTX_load_verify_store(ctx, CAstore)) | |
149 | return 0; | |
150 | return 1; | |
151 | } | |
152 | ||
153 | #ifndef OPENSSL_NO_CT | |
154 | ||
155 | int ctx_set_ctlog_list_file(SSL_CTX *ctx, const char *path) | |
156 | { | |
157 | if (path == NULL) | |
158 | return SSL_CTX_set_default_ctlog_list_file(ctx); | |
159 | ||
160 | return SSL_CTX_set_ctlog_list_file(ctx, path); | |
161 | } | |
162 | ||
163 | #endif | |
164 | ||
165 | static unsigned long nmflag = 0; | |
166 | static char nmflag_set = 0; | |
167 | ||
168 | int set_nameopt(const char *arg) | |
169 | { | |
170 | int ret = set_name_ex(&nmflag, arg); | |
171 | ||
172 | if (ret) | |
173 | nmflag_set = 1; | |
174 | ||
175 | return ret; | |
176 | } | |
177 | ||
178 | unsigned long get_nameopt(void) | |
179 | { | |
180 | return (nmflag_set) ? nmflag : XN_FLAG_ONELINE; | |
181 | } | |
182 | ||
183 | int dump_cert_text(BIO *out, X509 *x) | |
184 | { | |
185 | print_name(out, "subject=", X509_get_subject_name(x), get_nameopt()); | |
186 | BIO_puts(out, "\n"); | |
187 | print_name(out, "issuer=", X509_get_issuer_name(x), get_nameopt()); | |
188 | BIO_puts(out, "\n"); | |
189 | ||
190 | return 0; | |
191 | } | |
192 | ||
193 | int wrap_password_callback(char *buf, int bufsiz, int verify, void *userdata) | |
194 | { | |
195 | return password_callback(buf, bufsiz, verify, (PW_CB_DATA *)userdata); | |
196 | } | |
197 | ||
198 | ||
199 | static char *app_get_pass(const char *arg, int keepbio); | |
200 | ||
201 | int app_passwd(const char *arg1, const char *arg2, char **pass1, char **pass2) | |
202 | { | |
203 | int same = arg1 != NULL && arg2 != NULL && strcmp(arg1, arg2) == 0; | |
204 | ||
205 | if (arg1 != NULL) { | |
206 | *pass1 = app_get_pass(arg1, same); | |
207 | if (*pass1 == NULL) | |
208 | return 0; | |
209 | } else if (pass1 != NULL) { | |
210 | *pass1 = NULL; | |
211 | } | |
212 | if (arg2 != NULL) { | |
213 | *pass2 = app_get_pass(arg2, same ? 2 : 0); | |
214 | if (*pass2 == NULL) | |
215 | return 0; | |
216 | } else if (pass2 != NULL) { | |
217 | *pass2 = NULL; | |
218 | } | |
219 | return 1; | |
220 | } | |
221 | ||
222 | static char *app_get_pass(const char *arg, int keepbio) | |
223 | { | |
224 | static BIO *pwdbio = NULL; | |
225 | char *tmp, tpass[APP_PASS_LEN]; | |
226 | int i; | |
227 | ||
228 | /* PASS_SOURCE_SIZE_MAX = max number of chars before ':' in below strings */ | |
229 | if (strncmp(arg, "pass:", 5) == 0) | |
230 | return OPENSSL_strdup(arg + 5); | |
231 | if (strncmp(arg, "env:", 4) == 0) { | |
232 | tmp = getenv(arg + 4); | |
233 | if (tmp == NULL) { | |
234 | BIO_printf(bio_err, "No environment variable %s\n", arg + 4); | |
235 | return NULL; | |
236 | } | |
237 | return OPENSSL_strdup(tmp); | |
238 | } | |
239 | if (!keepbio || pwdbio == NULL) { | |
240 | if (strncmp(arg, "file:", 5) == 0) { | |
241 | pwdbio = BIO_new_file(arg + 5, "r"); | |
242 | if (pwdbio == NULL) { | |
243 | BIO_printf(bio_err, "Can't open file %s\n", arg + 5); | |
244 | return NULL; | |
245 | } | |
246 | #if !defined(_WIN32) | |
247 | /* | |
248 | * Under _WIN32, which covers even Win64 and CE, file | |
249 | * descriptors referenced by BIO_s_fd are not inherited | |
250 | * by child process and therefore below is not an option. | |
251 | * It could have been an option if bss_fd.c was operating | |
252 | * on real Windows descriptors, such as those obtained | |
253 | * with CreateFile. | |
254 | */ | |
255 | } else if (strncmp(arg, "fd:", 3) == 0) { | |
256 | BIO *btmp; | |
257 | i = atoi(arg + 3); | |
258 | if (i >= 0) | |
259 | pwdbio = BIO_new_fd(i, BIO_NOCLOSE); | |
260 | if ((i < 0) || !pwdbio) { | |
261 | BIO_printf(bio_err, "Can't access file descriptor %s\n", arg + 3); | |
262 | return NULL; | |
263 | } | |
264 | /* | |
265 | * Can't do BIO_gets on an fd BIO so add a buffering BIO | |
266 | */ | |
267 | btmp = BIO_new(BIO_f_buffer()); | |
268 | pwdbio = BIO_push(btmp, pwdbio); | |
269 | #endif | |
270 | } else if (strcmp(arg, "stdin") == 0) { | |
271 | pwdbio = dup_bio_in(FORMAT_TEXT); | |
272 | if (pwdbio == NULL) { | |
273 | BIO_printf(bio_err, "Can't open BIO for stdin\n"); | |
274 | return NULL; | |
275 | } | |
276 | } else { | |
277 | /* argument syntax error; do not reveal too much about arg */ | |
278 | tmp = strchr(arg, ':'); | |
279 | if (tmp == NULL || tmp - arg > PASS_SOURCE_SIZE_MAX) | |
280 | BIO_printf(bio_err, | |
281 | "Invalid password argument, missing ':' within the first %d chars\n", | |
282 | PASS_SOURCE_SIZE_MAX + 1); | |
283 | else | |
284 | BIO_printf(bio_err, | |
285 | "Invalid password argument, starting with \"%.*s\"\n", | |
286 | (int)(tmp - arg + 1), arg); | |
287 | return NULL; | |
288 | } | |
289 | } | |
290 | i = BIO_gets(pwdbio, tpass, APP_PASS_LEN); | |
291 | if (keepbio != 1) { | |
292 | BIO_free_all(pwdbio); | |
293 | pwdbio = NULL; | |
294 | } | |
295 | if (i <= 0) { | |
296 | BIO_printf(bio_err, "Error reading password from BIO\n"); | |
297 | return NULL; | |
298 | } | |
299 | tmp = strchr(tpass, '\n'); | |
300 | if (tmp != NULL) | |
301 | *tmp = 0; | |
302 | return OPENSSL_strdup(tpass); | |
303 | } | |
304 | ||
305 | CONF *app_load_config_bio(BIO *in, const char *filename) | |
306 | { | |
307 | long errorline = -1; | |
308 | CONF *conf; | |
309 | int i; | |
310 | ||
311 | conf = NCONF_new(NULL); | |
312 | i = NCONF_load_bio(conf, in, &errorline); | |
313 | if (i > 0) | |
314 | return conf; | |
315 | ||
316 | if (errorline <= 0) { | |
317 | BIO_printf(bio_err, "%s: Can't load ", opt_getprog()); | |
318 | } else { | |
319 | BIO_printf(bio_err, "%s: Error on line %ld of ", opt_getprog(), | |
320 | errorline); | |
321 | } | |
322 | if (filename != NULL) | |
323 | BIO_printf(bio_err, "config file \"%s\"\n", filename); | |
324 | else | |
325 | BIO_printf(bio_err, "config input"); | |
326 | ||
327 | NCONF_free(conf); | |
328 | return NULL; | |
329 | } | |
330 | ||
331 | CONF *app_load_config(const char *filename) | |
332 | { | |
333 | BIO *in; | |
334 | CONF *conf; | |
335 | ||
336 | in = bio_open_default(filename, 'r', FORMAT_TEXT); | |
337 | if (in == NULL) | |
338 | return NULL; | |
339 | ||
340 | conf = app_load_config_bio(in, filename); | |
341 | BIO_free(in); | |
342 | return conf; | |
343 | } | |
344 | ||
345 | CONF *app_load_config_quiet(const char *filename) | |
346 | { | |
347 | BIO *in; | |
348 | CONF *conf; | |
349 | ||
350 | in = bio_open_default_quiet(filename, 'r', FORMAT_TEXT); | |
351 | if (in == NULL) | |
352 | return NULL; | |
353 | ||
354 | conf = app_load_config_bio(in, filename); | |
355 | BIO_free(in); | |
356 | return conf; | |
357 | } | |
358 | ||
359 | int app_load_modules(const CONF *config) | |
360 | { | |
361 | CONF *to_free = NULL; | |
362 | ||
363 | if (config == NULL) | |
364 | config = to_free = app_load_config_quiet(default_config_file); | |
365 | if (config == NULL) | |
366 | return 1; | |
367 | ||
368 | if (CONF_modules_load(config, NULL, 0) <= 0) { | |
369 | BIO_printf(bio_err, "Error configuring OpenSSL modules\n"); | |
370 | ERR_print_errors(bio_err); | |
371 | NCONF_free(to_free); | |
372 | return 0; | |
373 | } | |
374 | NCONF_free(to_free); | |
375 | return 1; | |
376 | } | |
377 | ||
378 | int add_oid_section(CONF *conf) | |
379 | { | |
380 | char *p; | |
381 | STACK_OF(CONF_VALUE) *sktmp; | |
382 | CONF_VALUE *cnf; | |
383 | int i; | |
384 | ||
385 | if ((p = NCONF_get_string(conf, NULL, "oid_section")) == NULL) { | |
386 | ERR_clear_error(); | |
387 | return 1; | |
388 | } | |
389 | if ((sktmp = NCONF_get_section(conf, p)) == NULL) { | |
390 | BIO_printf(bio_err, "problem loading oid section %s\n", p); | |
391 | return 0; | |
392 | } | |
393 | for (i = 0; i < sk_CONF_VALUE_num(sktmp); i++) { | |
394 | cnf = sk_CONF_VALUE_value(sktmp, i); | |
395 | if (OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) { | |
396 | BIO_printf(bio_err, "problem creating object %s=%s\n", | |
397 | cnf->name, cnf->value); | |
398 | return 0; | |
399 | } | |
400 | } | |
401 | return 1; | |
402 | } | |
403 | ||
404 | static int load_pkcs12(BIO *in, const char *desc, | |
405 | pem_password_cb *pem_cb, PW_CB_DATA *cb_data, | |
406 | EVP_PKEY **pkey, X509 **cert, STACK_OF(X509) **ca) | |
407 | { | |
408 | const char *pass; | |
409 | char tpass[PEM_BUFSIZE]; | |
410 | int len, ret = 0; | |
411 | PKCS12 *p12; | |
412 | p12 = d2i_PKCS12_bio(in, NULL); | |
413 | if (p12 == NULL) { | |
414 | BIO_printf(bio_err, "Error loading PKCS12 file for %s\n", desc); | |
415 | goto die; | |
416 | } | |
417 | /* See if an empty password will do */ | |
418 | if (PKCS12_verify_mac(p12, "", 0) || PKCS12_verify_mac(p12, NULL, 0)) { | |
419 | pass = ""; | |
420 | } else { | |
421 | if (pem_cb == NULL) | |
422 | pem_cb = (pem_password_cb *)password_callback; | |
423 | len = pem_cb(tpass, PEM_BUFSIZE, 0, cb_data); | |
424 | if (len < 0) { | |
425 | BIO_printf(bio_err, "Passphrase callback error for %s\n", desc); | |
426 | goto die; | |
427 | } | |
428 | if (len < PEM_BUFSIZE) | |
429 | tpass[len] = 0; | |
430 | if (!PKCS12_verify_mac(p12, tpass, len)) { | |
431 | BIO_printf(bio_err, | |
432 | "Mac verify error (wrong password?) in PKCS12 file for %s\n", | |
433 | desc); | |
434 | goto die; | |
435 | } | |
436 | pass = tpass; | |
437 | } | |
438 | ret = PKCS12_parse(p12, pass, pkey, cert, ca); | |
439 | die: | |
440 | PKCS12_free(p12); | |
441 | return ret; | |
442 | } | |
443 | ||
444 | X509 *load_cert(const char *file, int format, const char *cert_descrip) | |
445 | { | |
446 | X509 *x = NULL; | |
447 | BIO *cert; | |
448 | ||
449 | if (format == FORMAT_HTTP) { | |
450 | #if !defined(OPENSSL_NO_SOCK) | |
451 | x = X509_load_http(file, NULL, NULL, 0 /* timeout */); | |
452 | #endif | |
453 | return x; | |
454 | } | |
455 | ||
456 | if (file == NULL) { | |
457 | unbuffer(stdin); | |
458 | cert = dup_bio_in(format); | |
459 | } else { | |
460 | cert = bio_open_default(file, 'r', format); | |
461 | } | |
462 | if (cert == NULL) | |
463 | goto end; | |
464 | ||
465 | if (format == FORMAT_ASN1) { | |
466 | x = d2i_X509_bio(cert, NULL); | |
467 | } else if (format == FORMAT_PEM) { | |
468 | x = PEM_read_bio_X509_AUX(cert, NULL, | |
469 | (pem_password_cb *)password_callback, NULL); | |
470 | } else if (format == FORMAT_PKCS12) { | |
471 | if (!load_pkcs12(cert, cert_descrip, NULL, NULL, NULL, &x, NULL)) | |
472 | goto end; | |
473 | } else { | |
474 | BIO_printf(bio_err, "bad input format specified for %s\n", cert_descrip); | |
475 | goto end; | |
476 | } | |
477 | end: | |
478 | if (x == NULL) { | |
479 | BIO_printf(bio_err, "unable to load certificate\n"); | |
480 | ERR_print_errors(bio_err); | |
481 | } | |
482 | BIO_free(cert); | |
483 | return x; | |
484 | } | |
485 | ||
486 | X509_CRL *load_crl(const char *infile, int format) | |
487 | { | |
488 | X509_CRL *x = NULL; | |
489 | BIO *in = NULL; | |
490 | ||
491 | if (format == FORMAT_HTTP) { | |
492 | #if !defined(OPENSSL_NO_SOCK) | |
493 | x = X509_CRL_load_http(infile, NULL, NULL, 0 /* timeout */); | |
494 | #endif | |
495 | return x; | |
496 | } | |
497 | ||
498 | in = bio_open_default(infile, 'r', format); | |
499 | if (in == NULL) | |
500 | goto end; | |
501 | if (format == FORMAT_ASN1) { | |
502 | x = d2i_X509_CRL_bio(in, NULL); | |
503 | } else if (format == FORMAT_PEM) { | |
504 | x = PEM_read_bio_X509_CRL(in, NULL, NULL, NULL); | |
505 | } else { | |
506 | BIO_printf(bio_err, "bad input format specified for input crl\n"); | |
507 | goto end; | |
508 | } | |
509 | if (x == NULL) { | |
510 | BIO_printf(bio_err, "unable to load CRL\n"); | |
511 | ERR_print_errors(bio_err); | |
512 | goto end; | |
513 | } | |
514 | ||
515 | end: | |
516 | BIO_free(in); | |
517 | return x; | |
518 | } | |
519 | ||
520 | EVP_PKEY *load_key(const char *file, int format, int maybe_stdin, | |
521 | const char *pass, ENGINE *e, const char *key_descrip) | |
522 | { | |
523 | BIO *key = NULL; | |
524 | EVP_PKEY *pkey = NULL; | |
525 | PW_CB_DATA cb_data; | |
526 | ||
527 | cb_data.password = pass; | |
528 | cb_data.prompt_info = file; | |
529 | ||
530 | if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE)) { | |
531 | BIO_printf(bio_err, "no keyfile specified\n"); | |
532 | goto end; | |
533 | } | |
534 | if (format == FORMAT_ENGINE) { | |
535 | if (e == NULL) { | |
536 | BIO_printf(bio_err, "no engine specified\n"); | |
537 | } else { | |
538 | #ifndef OPENSSL_NO_ENGINE | |
539 | if (ENGINE_init(e)) { | |
540 | pkey = ENGINE_load_private_key(e, file, | |
541 | (UI_METHOD *)get_ui_method(), | |
542 | &cb_data); | |
543 | ENGINE_finish(e); | |
544 | } | |
545 | if (pkey == NULL) { | |
546 | BIO_printf(bio_err, "cannot load %s from engine\n", key_descrip); | |
547 | ERR_print_errors(bio_err); | |
548 | } | |
549 | #else | |
550 | BIO_printf(bio_err, "engines not supported\n"); | |
551 | #endif | |
552 | } | |
553 | goto end; | |
554 | } | |
555 | if (file == NULL && maybe_stdin) { | |
556 | unbuffer(stdin); | |
557 | key = dup_bio_in(format); | |
558 | } else { | |
559 | key = bio_open_default(file, 'r', format); | |
560 | } | |
561 | if (key == NULL) | |
562 | goto end; | |
563 | if (format == FORMAT_ASN1) { | |
564 | pkey = d2i_PrivateKey_bio(key, NULL); | |
565 | } else if (format == FORMAT_PEM) { | |
566 | pkey = PEM_read_bio_PrivateKey(key, NULL, wrap_password_callback, &cb_data); | |
567 | } else if (format == FORMAT_PKCS12) { | |
568 | if (!load_pkcs12(key, key_descrip, wrap_password_callback, &cb_data, | |
569 | &pkey, NULL, NULL)) | |
570 | goto end; | |
571 | #if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_DSA) && !defined (OPENSSL_NO_RC4) | |
572 | } else if (format == FORMAT_MSBLOB) { | |
573 | pkey = b2i_PrivateKey_bio(key); | |
574 | } else if (format == FORMAT_PVK) { | |
575 | pkey = b2i_PVK_bio(key, wrap_password_callback, &cb_data); | |
576 | #endif | |
577 | } else { | |
578 | BIO_printf(bio_err, "bad input format specified for key file\n"); | |
579 | goto end; | |
580 | } | |
581 | end: | |
582 | BIO_free(key); | |
583 | if (pkey == NULL) { | |
584 | BIO_printf(bio_err, "unable to load %s\n", key_descrip); | |
585 | ERR_print_errors(bio_err); | |
586 | } | |
587 | return pkey; | |
588 | } | |
589 | ||
590 | EVP_PKEY *load_pubkey(const char *file, int format, int maybe_stdin, | |
591 | const char *pass, ENGINE *e, const char *key_descrip) | |
592 | { | |
593 | BIO *key = NULL; | |
594 | EVP_PKEY *pkey = NULL; | |
595 | PW_CB_DATA cb_data; | |
596 | ||
597 | cb_data.password = pass; | |
598 | cb_data.prompt_info = file; | |
599 | ||
600 | if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE)) { | |
601 | BIO_printf(bio_err, "no keyfile specified\n"); | |
602 | goto end; | |
603 | } | |
604 | if (format == FORMAT_ENGINE) { | |
605 | if (e == NULL) { | |
606 | BIO_printf(bio_err, "no engine specified\n"); | |
607 | } else { | |
608 | #ifndef OPENSSL_NO_ENGINE | |
609 | pkey = ENGINE_load_public_key(e, file, (UI_METHOD *)get_ui_method(), | |
610 | &cb_data); | |
611 | if (pkey == NULL) { | |
612 | BIO_printf(bio_err, "cannot load %s from engine\n", key_descrip); | |
613 | ERR_print_errors(bio_err); | |
614 | } | |
615 | #else | |
616 | BIO_printf(bio_err, "engines not supported\n"); | |
617 | #endif | |
618 | } | |
619 | goto end; | |
620 | } | |
621 | if (file == NULL && maybe_stdin) { | |
622 | unbuffer(stdin); | |
623 | key = dup_bio_in(format); | |
624 | } else { | |
625 | key = bio_open_default(file, 'r', format); | |
626 | } | |
627 | if (key == NULL) | |
628 | goto end; | |
629 | if (format == FORMAT_ASN1) { | |
630 | pkey = d2i_PUBKEY_bio(key, NULL); | |
631 | } else if (format == FORMAT_ASN1RSA) { | |
632 | #ifndef OPENSSL_NO_RSA | |
633 | RSA *rsa; | |
634 | rsa = d2i_RSAPublicKey_bio(key, NULL); | |
635 | if (rsa) { | |
636 | pkey = EVP_PKEY_new(); | |
637 | if (pkey != NULL) | |
638 | EVP_PKEY_set1_RSA(pkey, rsa); | |
639 | RSA_free(rsa); | |
640 | } else | |
641 | #else | |
642 | BIO_printf(bio_err, "RSA keys not supported\n"); | |
643 | #endif | |
644 | pkey = NULL; | |
645 | } else if (format == FORMAT_PEMRSA) { | |
646 | #ifndef OPENSSL_NO_RSA | |
647 | RSA *rsa; | |
648 | rsa = PEM_read_bio_RSAPublicKey(key, NULL, | |
649 | (pem_password_cb *)password_callback, | |
650 | &cb_data); | |
651 | if (rsa != NULL) { | |
652 | pkey = EVP_PKEY_new(); | |
653 | if (pkey != NULL) | |
654 | EVP_PKEY_set1_RSA(pkey, rsa); | |
655 | RSA_free(rsa); | |
656 | } else | |
657 | #else | |
658 | BIO_printf(bio_err, "RSA keys not supported\n"); | |
659 | #endif | |
660 | pkey = NULL; | |
661 | } else if (format == FORMAT_PEM) { | |
662 | pkey = PEM_read_bio_PUBKEY(key, NULL, | |
663 | (pem_password_cb *)password_callback, | |
664 | &cb_data); | |
665 | #if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_DSA) | |
666 | } else if (format == FORMAT_MSBLOB) { | |
667 | pkey = b2i_PublicKey_bio(key); | |
668 | #endif | |
669 | } | |
670 | end: | |
671 | BIO_free(key); | |
672 | if (pkey == NULL) | |
673 | BIO_printf(bio_err, "unable to load %s\n", key_descrip); | |
674 | return pkey; | |
675 | } | |
676 | ||
677 | static int load_certs_crls(const char *file, int format, | |
678 | const char *pass, const char *desc, | |
679 | STACK_OF(X509) **pcerts, | |
680 | STACK_OF(X509_CRL) **pcrls) | |
681 | { | |
682 | int i; | |
683 | BIO *bio; | |
684 | STACK_OF(X509_INFO) *xis = NULL; | |
685 | X509_INFO *xi; | |
686 | PW_CB_DATA cb_data; | |
687 | int rv = 0; | |
688 | ||
689 | cb_data.password = pass; | |
690 | cb_data.prompt_info = file; | |
691 | ||
692 | if (format != FORMAT_PEM) { | |
693 | BIO_printf(bio_err, "bad input format specified for %s\n", desc); | |
694 | return 0; | |
695 | } | |
696 | ||
697 | bio = bio_open_default(file, 'r', FORMAT_PEM); | |
698 | if (bio == NULL) | |
699 | return 0; | |
700 | ||
701 | xis = PEM_X509_INFO_read_bio(bio, NULL, | |
702 | (pem_password_cb *)password_callback, | |
703 | &cb_data); | |
704 | ||
705 | BIO_free(bio); | |
706 | ||
707 | if (pcerts != NULL && *pcerts == NULL) { | |
708 | *pcerts = sk_X509_new_null(); | |
709 | if (*pcerts == NULL) | |
710 | goto end; | |
711 | } | |
712 | ||
713 | if (pcrls != NULL && *pcrls == NULL) { | |
714 | *pcrls = sk_X509_CRL_new_null(); | |
715 | if (*pcrls == NULL) | |
716 | goto end; | |
717 | } | |
718 | ||
719 | for (i = 0; i < sk_X509_INFO_num(xis); i++) { | |
720 | xi = sk_X509_INFO_value(xis, i); | |
721 | if (xi->x509 != NULL && pcerts != NULL) { | |
722 | if (!sk_X509_push(*pcerts, xi->x509)) | |
723 | goto end; | |
724 | xi->x509 = NULL; | |
725 | } | |
726 | if (xi->crl != NULL && pcrls != NULL) { | |
727 | if (!sk_X509_CRL_push(*pcrls, xi->crl)) | |
728 | goto end; | |
729 | xi->crl = NULL; | |
730 | } | |
731 | } | |
732 | ||
733 | if (pcerts != NULL && sk_X509_num(*pcerts) > 0) | |
734 | rv = 1; | |
735 | ||
736 | if (pcrls != NULL && sk_X509_CRL_num(*pcrls) > 0) | |
737 | rv = 1; | |
738 | ||
739 | end: | |
740 | ||
741 | sk_X509_INFO_pop_free(xis, X509_INFO_free); | |
742 | ||
743 | if (rv == 0) { | |
744 | if (pcerts != NULL) { | |
745 | sk_X509_pop_free(*pcerts, X509_free); | |
746 | *pcerts = NULL; | |
747 | } | |
748 | if (pcrls != NULL) { | |
749 | sk_X509_CRL_pop_free(*pcrls, X509_CRL_free); | |
750 | *pcrls = NULL; | |
751 | } | |
752 | BIO_printf(bio_err, "unable to load %s\n", | |
753 | pcerts ? "certificates" : "CRLs"); | |
754 | ERR_print_errors(bio_err); | |
755 | } | |
756 | return rv; | |
757 | } | |
758 | ||
759 | void* app_malloc(int sz, const char *what) | |
760 | { | |
761 | void *vp = OPENSSL_malloc(sz); | |
762 | ||
763 | if (vp == NULL) { | |
764 | BIO_printf(bio_err, "%s: Could not allocate %d bytes for %s\n", | |
765 | opt_getprog(), sz, what); | |
766 | ERR_print_errors(bio_err); | |
767 | exit(1); | |
768 | } | |
769 | return vp; | |
770 | } | |
771 | ||
772 | /* | |
773 | * Initialize or extend, if *certs != NULL, a certificate stack. | |
774 | */ | |
775 | int load_certs(const char *file, STACK_OF(X509) **certs, int format, | |
776 | const char *pass, const char *desc) | |
777 | { | |
778 | return load_certs_crls(file, format, pass, desc, certs, NULL); | |
779 | } | |
780 | ||
781 | /* | |
782 | * Initialize or extend, if *crls != NULL, a certificate stack. | |
783 | */ | |
784 | int load_crls(const char *file, STACK_OF(X509_CRL) **crls, int format, | |
785 | const char *pass, const char *desc) | |
786 | { | |
787 | return load_certs_crls(file, format, pass, desc, NULL, crls); | |
788 | } | |
789 | ||
790 | #define X509V3_EXT_UNKNOWN_MASK (0xfL << 16) | |
791 | /* Return error for unknown extensions */ | |
792 | #define X509V3_EXT_DEFAULT 0 | |
793 | /* Print error for unknown extensions */ | |
794 | #define X509V3_EXT_ERROR_UNKNOWN (1L << 16) | |
795 | /* ASN1 parse unknown extensions */ | |
796 | #define X509V3_EXT_PARSE_UNKNOWN (2L << 16) | |
797 | /* BIO_dump unknown extensions */ | |
798 | #define X509V3_EXT_DUMP_UNKNOWN (3L << 16) | |
799 | ||
800 | #define X509_FLAG_CA (X509_FLAG_NO_ISSUER | X509_FLAG_NO_PUBKEY | \ | |
801 | X509_FLAG_NO_HEADER | X509_FLAG_NO_VERSION) | |
802 | ||
803 | int set_cert_ex(unsigned long *flags, const char *arg) | |
804 | { | |
805 | static const NAME_EX_TBL cert_tbl[] = { | |
806 | {"compatible", X509_FLAG_COMPAT, 0xffffffffl}, | |
807 | {"ca_default", X509_FLAG_CA, 0xffffffffl}, | |
808 | {"no_header", X509_FLAG_NO_HEADER, 0}, | |
809 | {"no_version", X509_FLAG_NO_VERSION, 0}, | |
810 | {"no_serial", X509_FLAG_NO_SERIAL, 0}, | |
811 | {"no_signame", X509_FLAG_NO_SIGNAME, 0}, | |
812 | {"no_validity", X509_FLAG_NO_VALIDITY, 0}, | |
813 | {"no_subject", X509_FLAG_NO_SUBJECT, 0}, | |
814 | {"no_issuer", X509_FLAG_NO_ISSUER, 0}, | |
815 | {"no_pubkey", X509_FLAG_NO_PUBKEY, 0}, | |
816 | {"no_extensions", X509_FLAG_NO_EXTENSIONS, 0}, | |
817 | {"no_sigdump", X509_FLAG_NO_SIGDUMP, 0}, | |
818 | {"no_aux", X509_FLAG_NO_AUX, 0}, | |
819 | {"no_attributes", X509_FLAG_NO_ATTRIBUTES, 0}, | |
820 | {"ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK}, | |
821 | {"ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK}, | |
822 | {"ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK}, | |
823 | {"ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK}, | |
824 | {NULL, 0, 0} | |
825 | }; | |
826 | return set_multi_opts(flags, arg, cert_tbl); | |
827 | } | |
828 | ||
829 | int set_name_ex(unsigned long *flags, const char *arg) | |
830 | { | |
831 | static const NAME_EX_TBL ex_tbl[] = { | |
832 | {"esc_2253", ASN1_STRFLGS_ESC_2253, 0}, | |
833 | {"esc_2254", ASN1_STRFLGS_ESC_2254, 0}, | |
834 | {"esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0}, | |
835 | {"esc_msb", ASN1_STRFLGS_ESC_MSB, 0}, | |
836 | {"use_quote", ASN1_STRFLGS_ESC_QUOTE, 0}, | |
837 | {"utf8", ASN1_STRFLGS_UTF8_CONVERT, 0}, | |
838 | {"ignore_type", ASN1_STRFLGS_IGNORE_TYPE, 0}, | |
839 | {"show_type", ASN1_STRFLGS_SHOW_TYPE, 0}, | |
840 | {"dump_all", ASN1_STRFLGS_DUMP_ALL, 0}, | |
841 | {"dump_nostr", ASN1_STRFLGS_DUMP_UNKNOWN, 0}, | |
842 | {"dump_der", ASN1_STRFLGS_DUMP_DER, 0}, | |
843 | {"compat", XN_FLAG_COMPAT, 0xffffffffL}, | |
844 | {"sep_comma_plus", XN_FLAG_SEP_COMMA_PLUS, XN_FLAG_SEP_MASK}, | |
845 | {"sep_comma_plus_space", XN_FLAG_SEP_CPLUS_SPC, XN_FLAG_SEP_MASK}, | |
846 | {"sep_semi_plus_space", XN_FLAG_SEP_SPLUS_SPC, XN_FLAG_SEP_MASK}, | |
847 | {"sep_multiline", XN_FLAG_SEP_MULTILINE, XN_FLAG_SEP_MASK}, | |
848 | {"dn_rev", XN_FLAG_DN_REV, 0}, | |
849 | {"nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK}, | |
850 | {"sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK}, | |
851 | {"lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK}, | |
852 | {"align", XN_FLAG_FN_ALIGN, 0}, | |
853 | {"oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK}, | |
854 | {"space_eq", XN_FLAG_SPC_EQ, 0}, | |
855 | {"dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0}, | |
856 | {"RFC2253", XN_FLAG_RFC2253, 0xffffffffL}, | |
857 | {"oneline", XN_FLAG_ONELINE, 0xffffffffL}, | |
858 | {"multiline", XN_FLAG_MULTILINE, 0xffffffffL}, | |
859 | {"ca_default", XN_FLAG_MULTILINE, 0xffffffffL}, | |
860 | {NULL, 0, 0} | |
861 | }; | |
862 | if (set_multi_opts(flags, arg, ex_tbl) == 0) | |
863 | return 0; | |
864 | if (*flags != XN_FLAG_COMPAT | |
865 | && (*flags & XN_FLAG_SEP_MASK) == 0) | |
866 | *flags |= XN_FLAG_SEP_CPLUS_SPC; | |
867 | return 1; | |
868 | } | |
869 | ||
870 | int set_ext_copy(int *copy_type, const char *arg) | |
871 | { | |
872 | if (strcasecmp(arg, "none") == 0) | |
873 | *copy_type = EXT_COPY_NONE; | |
874 | else if (strcasecmp(arg, "copy") == 0) | |
875 | *copy_type = EXT_COPY_ADD; | |
876 | else if (strcasecmp(arg, "copyall") == 0) | |
877 | *copy_type = EXT_COPY_ALL; | |
878 | else | |
879 | return 0; | |
880 | return 1; | |
881 | } | |
882 | ||
883 | int copy_extensions(X509 *x, X509_REQ *req, int copy_type) | |
884 | { | |
885 | STACK_OF(X509_EXTENSION) *exts = NULL; | |
886 | X509_EXTENSION *ext, *tmpext; | |
887 | ASN1_OBJECT *obj; | |
888 | int i, idx, ret = 0; | |
889 | if (!x || !req || (copy_type == EXT_COPY_NONE)) | |
890 | return 1; | |
891 | exts = X509_REQ_get_extensions(req); | |
892 | ||
893 | for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) { | |
894 | ext = sk_X509_EXTENSION_value(exts, i); | |
895 | obj = X509_EXTENSION_get_object(ext); | |
896 | idx = X509_get_ext_by_OBJ(x, obj, -1); | |
897 | /* Does extension exist? */ | |
898 | if (idx != -1) { | |
899 | /* If normal copy don't override existing extension */ | |
900 | if (copy_type == EXT_COPY_ADD) | |
901 | continue; | |
902 | /* Delete all extensions of same type */ | |
903 | do { | |
904 | tmpext = X509_get_ext(x, idx); | |
905 | X509_delete_ext(x, idx); | |
906 | X509_EXTENSION_free(tmpext); | |
907 | idx = X509_get_ext_by_OBJ(x, obj, -1); | |
908 | } while (idx != -1); | |
909 | } | |
910 | if (!X509_add_ext(x, ext, -1)) | |
911 | goto end; | |
912 | } | |
913 | ||
914 | ret = 1; | |
915 | ||
916 | end: | |
917 | ||
918 | sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free); | |
919 | ||
920 | return ret; | |
921 | } | |
922 | ||
923 | static int set_multi_opts(unsigned long *flags, const char *arg, | |
924 | const NAME_EX_TBL * in_tbl) | |
925 | { | |
926 | STACK_OF(CONF_VALUE) *vals; | |
927 | CONF_VALUE *val; | |
928 | int i, ret = 1; | |
929 | if (!arg) | |
930 | return 0; | |
931 | vals = X509V3_parse_list(arg); | |
932 | for (i = 0; i < sk_CONF_VALUE_num(vals); i++) { | |
933 | val = sk_CONF_VALUE_value(vals, i); | |
934 | if (!set_table_opts(flags, val->name, in_tbl)) | |
935 | ret = 0; | |
936 | } | |
937 | sk_CONF_VALUE_pop_free(vals, X509V3_conf_free); | |
938 | return ret; | |
939 | } | |
940 | ||
941 | static int set_table_opts(unsigned long *flags, const char *arg, | |
942 | const NAME_EX_TBL * in_tbl) | |
943 | { | |
944 | char c; | |
945 | const NAME_EX_TBL *ptbl; | |
946 | c = arg[0]; | |
947 | ||
948 | if (c == '-') { | |
949 | c = 0; | |
950 | arg++; | |
951 | } else if (c == '+') { | |
952 | c = 1; | |
953 | arg++; | |
954 | } else { | |
955 | c = 1; | |
956 | } | |
957 | ||
958 | for (ptbl = in_tbl; ptbl->name; ptbl++) { | |
959 | if (strcasecmp(arg, ptbl->name) == 0) { | |
960 | *flags &= ~ptbl->mask; | |
961 | if (c) | |
962 | *flags |= ptbl->flag; | |
963 | else | |
964 | *flags &= ~ptbl->flag; | |
965 | return 1; | |
966 | } | |
967 | } | |
968 | return 0; | |
969 | } | |
970 | ||
971 | void print_name(BIO *out, const char *title, const X509_NAME *nm, | |
972 | unsigned long lflags) | |
973 | { | |
974 | char *buf; | |
975 | char mline = 0; | |
976 | int indent = 0; | |
977 | ||
978 | if (title) | |
979 | BIO_puts(out, title); | |
980 | if ((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) { | |
981 | mline = 1; | |
982 | indent = 4; | |
983 | } | |
984 | if (lflags == XN_FLAG_COMPAT) { | |
985 | buf = X509_NAME_oneline(nm, 0, 0); | |
986 | BIO_puts(out, buf); | |
987 | BIO_puts(out, "\n"); | |
988 | OPENSSL_free(buf); | |
989 | } else { | |
990 | if (mline) | |
991 | BIO_puts(out, "\n"); | |
992 | X509_NAME_print_ex(out, nm, indent, lflags); | |
993 | BIO_puts(out, "\n"); | |
994 | } | |
995 | } | |
996 | ||
997 | void print_bignum_var(BIO *out, const BIGNUM *in, const char *var, | |
998 | int len, unsigned char *buffer) | |
999 | { | |
1000 | BIO_printf(out, " static unsigned char %s_%d[] = {", var, len); | |
1001 | if (BN_is_zero(in)) { | |
1002 | BIO_printf(out, "\n 0x00"); | |
1003 | } else { | |
1004 | int i, l; | |
1005 | ||
1006 | l = BN_bn2bin(in, buffer); | |
1007 | for (i = 0; i < l; i++) { | |
1008 | BIO_printf(out, (i % 10) == 0 ? "\n " : " "); | |
1009 | if (i < l - 1) | |
1010 | BIO_printf(out, "0x%02X,", buffer[i]); | |
1011 | else | |
1012 | BIO_printf(out, "0x%02X", buffer[i]); | |
1013 | } | |
1014 | } | |
1015 | BIO_printf(out, "\n };\n"); | |
1016 | } | |
1017 | ||
1018 | void print_array(BIO *out, const char* title, int len, const unsigned char* d) | |
1019 | { | |
1020 | int i; | |
1021 | ||
1022 | BIO_printf(out, "unsigned char %s[%d] = {", title, len); | |
1023 | for (i = 0; i < len; i++) { | |
1024 | if ((i % 10) == 0) | |
1025 | BIO_printf(out, "\n "); | |
1026 | if (i < len - 1) | |
1027 | BIO_printf(out, "0x%02X, ", d[i]); | |
1028 | else | |
1029 | BIO_printf(out, "0x%02X", d[i]); | |
1030 | } | |
1031 | BIO_printf(out, "\n};\n"); | |
1032 | } | |
1033 | ||
1034 | X509_STORE *setup_verify(const char *CAfile, int noCAfile, | |
1035 | const char *CApath, int noCApath, | |
1036 | const char *CAstore, int noCAstore) | |
1037 | { | |
1038 | X509_STORE *store = X509_STORE_new(); | |
1039 | X509_LOOKUP *lookup; | |
1040 | ||
1041 | if (store == NULL) | |
1042 | goto end; | |
1043 | ||
1044 | if (CAfile != NULL || !noCAfile) { | |
1045 | lookup = X509_STORE_add_lookup(store, X509_LOOKUP_file()); | |
1046 | if (lookup == NULL) | |
1047 | goto end; | |
1048 | if (CAfile != NULL) { | |
1049 | if (!X509_LOOKUP_load_file(lookup, CAfile, X509_FILETYPE_PEM)) { | |
1050 | BIO_printf(bio_err, "Error loading file %s\n", CAfile); | |
1051 | goto end; | |
1052 | } | |
1053 | } else { | |
1054 | X509_LOOKUP_load_file(lookup, NULL, X509_FILETYPE_DEFAULT); | |
1055 | } | |
1056 | } | |
1057 | ||
1058 | if (CApath != NULL || !noCApath) { | |
1059 | lookup = X509_STORE_add_lookup(store, X509_LOOKUP_hash_dir()); | |
1060 | if (lookup == NULL) | |
1061 | goto end; | |
1062 | if (CApath != NULL) { | |
1063 | if (!X509_LOOKUP_add_dir(lookup, CApath, X509_FILETYPE_PEM)) { | |
1064 | BIO_printf(bio_err, "Error loading directory %s\n", CApath); | |
1065 | goto end; | |
1066 | } | |
1067 | } else { | |
1068 | X509_LOOKUP_add_dir(lookup, NULL, X509_FILETYPE_DEFAULT); | |
1069 | } | |
1070 | } | |
1071 | ||
1072 | if (CAstore != NULL || !noCAstore) { | |
1073 | lookup = X509_STORE_add_lookup(store, X509_LOOKUP_store()); | |
1074 | if (lookup == NULL) | |
1075 | goto end; | |
1076 | if (!X509_LOOKUP_add_store(lookup, CAstore)) { | |
1077 | if (CAstore != NULL) | |
1078 | BIO_printf(bio_err, "Error loading store URI %s\n", CAstore); | |
1079 | goto end; | |
1080 | } | |
1081 | } | |
1082 | ||
1083 | ERR_clear_error(); | |
1084 | return store; | |
1085 | end: | |
1086 | X509_STORE_free(store); | |
1087 | return NULL; | |
1088 | } | |
1089 | ||
1090 | #ifndef OPENSSL_NO_ENGINE | |
1091 | /* Try to load an engine in a shareable library */ | |
1092 | static ENGINE *try_load_engine(const char *engine) | |
1093 | { | |
1094 | ENGINE *e = ENGINE_by_id("dynamic"); | |
1095 | if (e) { | |
1096 | if (!ENGINE_ctrl_cmd_string(e, "SO_PATH", engine, 0) | |
1097 | || !ENGINE_ctrl_cmd_string(e, "LOAD", NULL, 0)) { | |
1098 | ENGINE_free(e); | |
1099 | e = NULL; | |
1100 | } | |
1101 | } | |
1102 | return e; | |
1103 | } | |
1104 | #endif | |
1105 | ||
1106 | ENGINE *setup_engine(const char *engine, int debug) | |
1107 | { | |
1108 | ENGINE *e = NULL; | |
1109 | ||
1110 | #ifndef OPENSSL_NO_ENGINE | |
1111 | if (engine != NULL) { | |
1112 | if (strcmp(engine, "auto") == 0) { | |
1113 | BIO_printf(bio_err, "enabling auto ENGINE support\n"); | |
1114 | ENGINE_register_all_complete(); | |
1115 | return NULL; | |
1116 | } | |
1117 | if ((e = ENGINE_by_id(engine)) == NULL | |
1118 | && (e = try_load_engine(engine)) == NULL) { | |
1119 | BIO_printf(bio_err, "invalid engine \"%s\"\n", engine); | |
1120 | ERR_print_errors(bio_err); | |
1121 | return NULL; | |
1122 | } | |
1123 | if (debug) { | |
1124 | ENGINE_ctrl(e, ENGINE_CTRL_SET_LOGSTREAM, 0, bio_err, 0); | |
1125 | } | |
1126 | ENGINE_ctrl_cmd(e, "SET_USER_INTERFACE", 0, (void *)get_ui_method(), | |
1127 | 0, 1); | |
1128 | if (!ENGINE_set_default(e, ENGINE_METHOD_ALL)) { | |
1129 | BIO_printf(bio_err, "can't use that engine\n"); | |
1130 | ERR_print_errors(bio_err); | |
1131 | ENGINE_free(e); | |
1132 | return NULL; | |
1133 | } | |
1134 | ||
1135 | BIO_printf(bio_err, "engine \"%s\" set.\n", ENGINE_get_id(e)); | |
1136 | } | |
1137 | #endif | |
1138 | return e; | |
1139 | } | |
1140 | ||
1141 | void release_engine(ENGINE *e) | |
1142 | { | |
1143 | #ifndef OPENSSL_NO_ENGINE | |
1144 | if (e != NULL) | |
1145 | /* Free our "structural" reference. */ | |
1146 | ENGINE_free(e); | |
1147 | #endif | |
1148 | } | |
1149 | ||
1150 | static unsigned long index_serial_hash(const OPENSSL_CSTRING *a) | |
1151 | { | |
1152 | const char *n; | |
1153 | ||
1154 | n = a[DB_serial]; | |
1155 | while (*n == '0') | |
1156 | n++; | |
1157 | return OPENSSL_LH_strhash(n); | |
1158 | } | |
1159 | ||
1160 | static int index_serial_cmp(const OPENSSL_CSTRING *a, | |
1161 | const OPENSSL_CSTRING *b) | |
1162 | { | |
1163 | const char *aa, *bb; | |
1164 | ||
1165 | for (aa = a[DB_serial]; *aa == '0'; aa++) ; | |
1166 | for (bb = b[DB_serial]; *bb == '0'; bb++) ; | |
1167 | return strcmp(aa, bb); | |
1168 | } | |
1169 | ||
1170 | static int index_name_qual(char **a) | |
1171 | { | |
1172 | return (a[0][0] == 'V'); | |
1173 | } | |
1174 | ||
1175 | static unsigned long index_name_hash(const OPENSSL_CSTRING *a) | |
1176 | { | |
1177 | return OPENSSL_LH_strhash(a[DB_name]); | |
1178 | } | |
1179 | ||
1180 | int index_name_cmp(const OPENSSL_CSTRING *a, const OPENSSL_CSTRING *b) | |
1181 | { | |
1182 | return strcmp(a[DB_name], b[DB_name]); | |
1183 | } | |
1184 | ||
1185 | static IMPLEMENT_LHASH_HASH_FN(index_serial, OPENSSL_CSTRING) | |
1186 | static IMPLEMENT_LHASH_COMP_FN(index_serial, OPENSSL_CSTRING) | |
1187 | static IMPLEMENT_LHASH_HASH_FN(index_name, OPENSSL_CSTRING) | |
1188 | static IMPLEMENT_LHASH_COMP_FN(index_name, OPENSSL_CSTRING) | |
1189 | #undef BSIZE | |
1190 | #define BSIZE 256 | |
1191 | BIGNUM *load_serial(const char *serialfile, int create, ASN1_INTEGER **retai) | |
1192 | { | |
1193 | BIO *in = NULL; | |
1194 | BIGNUM *ret = NULL; | |
1195 | char buf[1024]; | |
1196 | ASN1_INTEGER *ai = NULL; | |
1197 | ||
1198 | ai = ASN1_INTEGER_new(); | |
1199 | if (ai == NULL) | |
1200 | goto err; | |
1201 | ||
1202 | in = BIO_new_file(serialfile, "r"); | |
1203 | if (in == NULL) { | |
1204 | if (!create) { | |
1205 | perror(serialfile); | |
1206 | goto err; | |
1207 | } | |
1208 | ERR_clear_error(); | |
1209 | ret = BN_new(); | |
1210 | if (ret == NULL || !rand_serial(ret, ai)) | |
1211 | BIO_printf(bio_err, "Out of memory\n"); | |
1212 | } else { | |
1213 | if (!a2i_ASN1_INTEGER(in, ai, buf, 1024)) { | |
1214 | BIO_printf(bio_err, "unable to load number from %s\n", | |
1215 | serialfile); | |
1216 | goto err; | |
1217 | } | |
1218 | ret = ASN1_INTEGER_to_BN(ai, NULL); | |
1219 | if (ret == NULL) { | |
1220 | BIO_printf(bio_err, | |
1221 | "error converting number from bin to BIGNUM\n"); | |
1222 | goto err; | |
1223 | } | |
1224 | } | |
1225 | ||
1226 | if (ret && retai) { | |
1227 | *retai = ai; | |
1228 | ai = NULL; | |
1229 | } | |
1230 | err: | |
1231 | BIO_free(in); | |
1232 | ASN1_INTEGER_free(ai); | |
1233 | return ret; | |
1234 | } | |
1235 | ||
1236 | int save_serial(const char *serialfile, const char *suffix, const BIGNUM *serial, | |
1237 | ASN1_INTEGER **retai) | |
1238 | { | |
1239 | char buf[1][BSIZE]; | |
1240 | BIO *out = NULL; | |
1241 | int ret = 0; | |
1242 | ASN1_INTEGER *ai = NULL; | |
1243 | int j; | |
1244 | ||
1245 | if (suffix == NULL) | |
1246 | j = strlen(serialfile); | |
1247 | else | |
1248 | j = strlen(serialfile) + strlen(suffix) + 1; | |
1249 | if (j >= BSIZE) { | |
1250 | BIO_printf(bio_err, "file name too long\n"); | |
1251 | goto err; | |
1252 | } | |
1253 | ||
1254 | if (suffix == NULL) | |
1255 | OPENSSL_strlcpy(buf[0], serialfile, BSIZE); | |
1256 | else { | |
1257 | #ifndef OPENSSL_SYS_VMS | |
1258 | j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s.%s", serialfile, suffix); | |
1259 | #else | |
1260 | j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s-%s", serialfile, suffix); | |
1261 | #endif | |
1262 | } | |
1263 | out = BIO_new_file(buf[0], "w"); | |
1264 | if (out == NULL) { | |
1265 | ERR_print_errors(bio_err); | |
1266 | goto err; | |
1267 | } | |
1268 | ||
1269 | if ((ai = BN_to_ASN1_INTEGER(serial, NULL)) == NULL) { | |
1270 | BIO_printf(bio_err, "error converting serial to ASN.1 format\n"); | |
1271 | goto err; | |
1272 | } | |
1273 | i2a_ASN1_INTEGER(out, ai); | |
1274 | BIO_puts(out, "\n"); | |
1275 | ret = 1; | |
1276 | if (retai) { | |
1277 | *retai = ai; | |
1278 | ai = NULL; | |
1279 | } | |
1280 | err: | |
1281 | BIO_free_all(out); | |
1282 | ASN1_INTEGER_free(ai); | |
1283 | return ret; | |
1284 | } | |
1285 | ||
1286 | int rotate_serial(const char *serialfile, const char *new_suffix, | |
1287 | const char *old_suffix) | |
1288 | { | |
1289 | char buf[2][BSIZE]; | |
1290 | int i, j; | |
1291 | ||
1292 | i = strlen(serialfile) + strlen(old_suffix); | |
1293 | j = strlen(serialfile) + strlen(new_suffix); | |
1294 | if (i > j) | |
1295 | j = i; | |
1296 | if (j + 1 >= BSIZE) { | |
1297 | BIO_printf(bio_err, "file name too long\n"); | |
1298 | goto err; | |
1299 | } | |
1300 | #ifndef OPENSSL_SYS_VMS | |
1301 | j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s.%s", serialfile, new_suffix); | |
1302 | j = BIO_snprintf(buf[1], sizeof(buf[1]), "%s.%s", serialfile, old_suffix); | |
1303 | #else | |
1304 | j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s-%s", serialfile, new_suffix); | |
1305 | j = BIO_snprintf(buf[1], sizeof(buf[1]), "%s-%s", serialfile, old_suffix); | |
1306 | #endif | |
1307 | if (rename(serialfile, buf[1]) < 0 && errno != ENOENT | |
1308 | #ifdef ENOTDIR | |
1309 | && errno != ENOTDIR | |
1310 | #endif | |
1311 | ) { | |
1312 | BIO_printf(bio_err, | |
1313 | "unable to rename %s to %s\n", serialfile, buf[1]); | |
1314 | perror("reason"); | |
1315 | goto err; | |
1316 | } | |
1317 | if (rename(buf[0], serialfile) < 0) { | |
1318 | BIO_printf(bio_err, | |
1319 | "unable to rename %s to %s\n", buf[0], serialfile); | |
1320 | perror("reason"); | |
1321 | rename(buf[1], serialfile); | |
1322 | goto err; | |
1323 | } | |
1324 | return 1; | |
1325 | err: | |
1326 | return 0; | |
1327 | } | |
1328 | ||
1329 | int rand_serial(BIGNUM *b, ASN1_INTEGER *ai) | |
1330 | { | |
1331 | BIGNUM *btmp; | |
1332 | int ret = 0; | |
1333 | ||
1334 | btmp = b == NULL ? BN_new() : b; | |
1335 | if (btmp == NULL) | |
1336 | return 0; | |
1337 | ||
1338 | if (!BN_rand(btmp, SERIAL_RAND_BITS, BN_RAND_TOP_ANY, BN_RAND_BOTTOM_ANY)) | |
1339 | goto error; | |
1340 | if (ai && !BN_to_ASN1_INTEGER(btmp, ai)) | |
1341 | goto error; | |
1342 | ||
1343 | ret = 1; | |
1344 | ||
1345 | error: | |
1346 | ||
1347 | if (btmp != b) | |
1348 | BN_free(btmp); | |
1349 | ||
1350 | return ret; | |
1351 | } | |
1352 | ||
1353 | CA_DB *load_index(const char *dbfile, DB_ATTR *db_attr) | |
1354 | { | |
1355 | CA_DB *retdb = NULL; | |
1356 | TXT_DB *tmpdb = NULL; | |
1357 | BIO *in; | |
1358 | CONF *dbattr_conf = NULL; | |
1359 | char buf[BSIZE]; | |
1360 | #ifndef OPENSSL_NO_POSIX_IO | |
1361 | FILE *dbfp; | |
1362 | struct stat dbst; | |
1363 | #endif | |
1364 | ||
1365 | in = BIO_new_file(dbfile, "r"); | |
1366 | if (in == NULL) { | |
1367 | ERR_print_errors(bio_err); | |
1368 | goto err; | |
1369 | } | |
1370 | ||
1371 | #ifndef OPENSSL_NO_POSIX_IO | |
1372 | BIO_get_fp(in, &dbfp); | |
1373 | if (fstat(fileno(dbfp), &dbst) == -1) { | |
1374 | ERR_raise_data(ERR_LIB_SYS, errno, | |
1375 | "calling fstat(%s)", dbfile); | |
1376 | ERR_print_errors(bio_err); | |
1377 | goto err; | |
1378 | } | |
1379 | #endif | |
1380 | ||
1381 | if ((tmpdb = TXT_DB_read(in, DB_NUMBER)) == NULL) | |
1382 | goto err; | |
1383 | ||
1384 | #ifndef OPENSSL_SYS_VMS | |
1385 | BIO_snprintf(buf, sizeof(buf), "%s.attr", dbfile); | |
1386 | #else | |
1387 | BIO_snprintf(buf, sizeof(buf), "%s-attr", dbfile); | |
1388 | #endif | |
1389 | dbattr_conf = app_load_config_quiet(buf); | |
1390 | ||
1391 | retdb = app_malloc(sizeof(*retdb), "new DB"); | |
1392 | retdb->db = tmpdb; | |
1393 | tmpdb = NULL; | |
1394 | if (db_attr) | |
1395 | retdb->attributes = *db_attr; | |
1396 | else { | |
1397 | retdb->attributes.unique_subject = 1; | |
1398 | } | |
1399 | ||
1400 | if (dbattr_conf) { | |
1401 | char *p = NCONF_get_string(dbattr_conf, NULL, "unique_subject"); | |
1402 | if (p) { | |
1403 | retdb->attributes.unique_subject = parse_yesno(p, 1); | |
1404 | } | |
1405 | } | |
1406 | ||
1407 | retdb->dbfname = OPENSSL_strdup(dbfile); | |
1408 | #ifndef OPENSSL_NO_POSIX_IO | |
1409 | retdb->dbst = dbst; | |
1410 | #endif | |
1411 | ||
1412 | err: | |
1413 | NCONF_free(dbattr_conf); | |
1414 | TXT_DB_free(tmpdb); | |
1415 | BIO_free_all(in); | |
1416 | return retdb; | |
1417 | } | |
1418 | ||
1419 | /* | |
1420 | * Returns > 0 on success, <= 0 on error | |
1421 | */ | |
1422 | int index_index(CA_DB *db) | |
1423 | { | |
1424 | if (!TXT_DB_create_index(db->db, DB_serial, NULL, | |
1425 | LHASH_HASH_FN(index_serial), | |
1426 | LHASH_COMP_FN(index_serial))) { | |
1427 | BIO_printf(bio_err, | |
1428 | "error creating serial number index:(%ld,%ld,%ld)\n", | |
1429 | db->db->error, db->db->arg1, db->db->arg2); | |
1430 | return 0; | |
1431 | } | |
1432 | ||
1433 | if (db->attributes.unique_subject | |
1434 | && !TXT_DB_create_index(db->db, DB_name, index_name_qual, | |
1435 | LHASH_HASH_FN(index_name), | |
1436 | LHASH_COMP_FN(index_name))) { | |
1437 | BIO_printf(bio_err, "error creating name index:(%ld,%ld,%ld)\n", | |
1438 | db->db->error, db->db->arg1, db->db->arg2); | |
1439 | return 0; | |
1440 | } | |
1441 | return 1; | |
1442 | } | |
1443 | ||
1444 | int save_index(const char *dbfile, const char *suffix, CA_DB *db) | |
1445 | { | |
1446 | char buf[3][BSIZE]; | |
1447 | BIO *out; | |
1448 | int j; | |
1449 | ||
1450 | j = strlen(dbfile) + strlen(suffix); | |
1451 | if (j + 6 >= BSIZE) { | |
1452 | BIO_printf(bio_err, "file name too long\n"); | |
1453 | goto err; | |
1454 | } | |
1455 | #ifndef OPENSSL_SYS_VMS | |
1456 | j = BIO_snprintf(buf[2], sizeof(buf[2]), "%s.attr", dbfile); | |
1457 | j = BIO_snprintf(buf[1], sizeof(buf[1]), "%s.attr.%s", dbfile, suffix); | |
1458 | j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s.%s", dbfile, suffix); | |
1459 | #else | |
1460 | j = BIO_snprintf(buf[2], sizeof(buf[2]), "%s-attr", dbfile); | |
1461 | j = BIO_snprintf(buf[1], sizeof(buf[1]), "%s-attr-%s", dbfile, suffix); | |
1462 | j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s-%s", dbfile, suffix); | |
1463 | #endif | |
1464 | out = BIO_new_file(buf[0], "w"); | |
1465 | if (out == NULL) { | |
1466 | perror(dbfile); | |
1467 | BIO_printf(bio_err, "unable to open '%s'\n", dbfile); | |
1468 | goto err; | |
1469 | } | |
1470 | j = TXT_DB_write(out, db->db); | |
1471 | BIO_free(out); | |
1472 | if (j <= 0) | |
1473 | goto err; | |
1474 | ||
1475 | out = BIO_new_file(buf[1], "w"); | |
1476 | if (out == NULL) { | |
1477 | perror(buf[2]); | |
1478 | BIO_printf(bio_err, "unable to open '%s'\n", buf[2]); | |
1479 | goto err; | |
1480 | } | |
1481 | BIO_printf(out, "unique_subject = %s\n", | |
1482 | db->attributes.unique_subject ? "yes" : "no"); | |
1483 | BIO_free(out); | |
1484 | ||
1485 | return 1; | |
1486 | err: | |
1487 | return 0; | |
1488 | } | |
1489 | ||
1490 | int rotate_index(const char *dbfile, const char *new_suffix, | |
1491 | const char *old_suffix) | |
1492 | { | |
1493 | char buf[5][BSIZE]; | |
1494 | int i, j; | |
1495 | ||
1496 | i = strlen(dbfile) + strlen(old_suffix); | |
1497 | j = strlen(dbfile) + strlen(new_suffix); | |
1498 | if (i > j) | |
1499 | j = i; | |
1500 | if (j + 6 >= BSIZE) { | |
1501 | BIO_printf(bio_err, "file name too long\n"); | |
1502 | goto err; | |
1503 | } | |
1504 | #ifndef OPENSSL_SYS_VMS | |
1505 | j = BIO_snprintf(buf[4], sizeof(buf[4]), "%s.attr", dbfile); | |
1506 | j = BIO_snprintf(buf[3], sizeof(buf[3]), "%s.attr.%s", dbfile, old_suffix); | |
1507 | j = BIO_snprintf(buf[2], sizeof(buf[2]), "%s.attr.%s", dbfile, new_suffix); | |
1508 | j = BIO_snprintf(buf[1], sizeof(buf[1]), "%s.%s", dbfile, old_suffix); | |
1509 | j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s.%s", dbfile, new_suffix); | |
1510 | #else | |
1511 | j = BIO_snprintf(buf[4], sizeof(buf[4]), "%s-attr", dbfile); | |
1512 | j = BIO_snprintf(buf[3], sizeof(buf[3]), "%s-attr-%s", dbfile, old_suffix); | |
1513 | j = BIO_snprintf(buf[2], sizeof(buf[2]), "%s-attr-%s", dbfile, new_suffix); | |
1514 | j = BIO_snprintf(buf[1], sizeof(buf[1]), "%s-%s", dbfile, old_suffix); | |
1515 | j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s-%s", dbfile, new_suffix); | |
1516 | #endif | |
1517 | if (rename(dbfile, buf[1]) < 0 && errno != ENOENT | |
1518 | #ifdef ENOTDIR | |
1519 | && errno != ENOTDIR | |
1520 | #endif | |
1521 | ) { | |
1522 | BIO_printf(bio_err, "unable to rename %s to %s\n", dbfile, buf[1]); | |
1523 | perror("reason"); | |
1524 | goto err; | |
1525 | } | |
1526 | if (rename(buf[0], dbfile) < 0) { | |
1527 | BIO_printf(bio_err, "unable to rename %s to %s\n", buf[0], dbfile); | |
1528 | perror("reason"); | |
1529 | rename(buf[1], dbfile); | |
1530 | goto err; | |
1531 | } | |
1532 | if (rename(buf[4], buf[3]) < 0 && errno != ENOENT | |
1533 | #ifdef ENOTDIR | |
1534 | && errno != ENOTDIR | |
1535 | #endif | |
1536 | ) { | |
1537 | BIO_printf(bio_err, "unable to rename %s to %s\n", buf[4], buf[3]); | |
1538 | perror("reason"); | |
1539 | rename(dbfile, buf[0]); | |
1540 | rename(buf[1], dbfile); | |
1541 | goto err; | |
1542 | } | |
1543 | if (rename(buf[2], buf[4]) < 0) { | |
1544 | BIO_printf(bio_err, "unable to rename %s to %s\n", buf[2], buf[4]); | |
1545 | perror("reason"); | |
1546 | rename(buf[3], buf[4]); | |
1547 | rename(dbfile, buf[0]); | |
1548 | rename(buf[1], dbfile); | |
1549 | goto err; | |
1550 | } | |
1551 | return 1; | |
1552 | err: | |
1553 | return 0; | |
1554 | } | |
1555 | ||
1556 | void free_index(CA_DB *db) | |
1557 | { | |
1558 | if (db) { | |
1559 | TXT_DB_free(db->db); | |
1560 | OPENSSL_free(db->dbfname); | |
1561 | OPENSSL_free(db); | |
1562 | } | |
1563 | } | |
1564 | ||
1565 | int parse_yesno(const char *str, int def) | |
1566 | { | |
1567 | if (str) { | |
1568 | switch (*str) { | |
1569 | case 'f': /* false */ | |
1570 | case 'F': /* FALSE */ | |
1571 | case 'n': /* no */ | |
1572 | case 'N': /* NO */ | |
1573 | case '0': /* 0 */ | |
1574 | return 0; | |
1575 | case 't': /* true */ | |
1576 | case 'T': /* TRUE */ | |
1577 | case 'y': /* yes */ | |
1578 | case 'Y': /* YES */ | |
1579 | case '1': /* 1 */ | |
1580 | return 1; | |
1581 | } | |
1582 | } | |
1583 | return def; | |
1584 | } | |
1585 | ||
1586 | /* | |
1587 | * name is expected to be in the format /type0=value0/type1=value1/type2=... | |
1588 | * where characters may be escaped by \ | |
1589 | */ | |
1590 | X509_NAME *parse_name(const char *cp, long chtype, int canmulti) | |
1591 | { | |
1592 | int nextismulti = 0; | |
1593 | char *work; | |
1594 | X509_NAME *n; | |
1595 | ||
1596 | if (*cp++ != '/') { | |
1597 | BIO_printf(bio_err, | |
1598 | "name is expected to be in the format " | |
1599 | "/type0=value0/type1=value1/type2=... where characters may " | |
1600 | "be escaped by \\. This name is not in that format: '%s'\n", | |
1601 | --cp); | |
1602 | return NULL; | |
1603 | } | |
1604 | ||
1605 | n = X509_NAME_new(); | |
1606 | if (n == NULL) | |
1607 | return NULL; | |
1608 | work = OPENSSL_strdup(cp); | |
1609 | if (work == NULL) { | |
1610 | BIO_printf(bio_err, "%s: Error copying name input\n", opt_getprog()); | |
1611 | goto err; | |
1612 | } | |
1613 | ||
1614 | while (*cp) { | |
1615 | char *bp = work; | |
1616 | char *typestr = bp; | |
1617 | unsigned char *valstr; | |
1618 | int nid; | |
1619 | int ismulti = nextismulti; | |
1620 | nextismulti = 0; | |
1621 | ||
1622 | /* Collect the type */ | |
1623 | while (*cp && *cp != '=') | |
1624 | *bp++ = *cp++; | |
1625 | if (*cp == '\0') { | |
1626 | BIO_printf(bio_err, | |
1627 | "%s: Hit end of string before finding the '='\n", | |
1628 | opt_getprog()); | |
1629 | goto err; | |
1630 | } | |
1631 | *bp++ = '\0'; | |
1632 | ++cp; | |
1633 | ||
1634 | /* Collect the value. */ | |
1635 | valstr = (unsigned char *)bp; | |
1636 | for (; *cp && *cp != '/'; *bp++ = *cp++) { | |
1637 | if (canmulti && *cp == '+') { | |
1638 | nextismulti = 1; | |
1639 | break; | |
1640 | } | |
1641 | if (*cp == '\\' && *++cp == '\0') { | |
1642 | BIO_printf(bio_err, | |
1643 | "%s: escape character at end of string\n", | |
1644 | opt_getprog()); | |
1645 | goto err; | |
1646 | } | |
1647 | } | |
1648 | *bp++ = '\0'; | |
1649 | ||
1650 | /* If not at EOS (must be + or /), move forward. */ | |
1651 | if (*cp) | |
1652 | ++cp; | |
1653 | ||
1654 | /* Parse */ | |
1655 | nid = OBJ_txt2nid(typestr); | |
1656 | if (nid == NID_undef) { | |
1657 | BIO_printf(bio_err, "%s: Skipping unknown attribute \"%s\"\n", | |
1658 | opt_getprog(), typestr); | |
1659 | continue; | |
1660 | } | |
1661 | if (*valstr == '\0') { | |
1662 | BIO_printf(bio_err, | |
1663 | "%s: No value provided for Subject Attribute %s, skipped\n", | |
1664 | opt_getprog(), typestr); | |
1665 | continue; | |
1666 | } | |
1667 | if (!X509_NAME_add_entry_by_NID(n, nid, chtype, | |
1668 | valstr, strlen((char *)valstr), | |
1669 | -1, ismulti ? -1 : 0)) { | |
1670 | BIO_printf(bio_err, "%s: Error adding name attribute \"/%s=%s\"\n", | |
1671 | opt_getprog(), typestr ,valstr); | |
1672 | goto err; | |
1673 | } | |
1674 | } | |
1675 | ||
1676 | OPENSSL_free(work); | |
1677 | return n; | |
1678 | ||
1679 | err: | |
1680 | X509_NAME_free(n); | |
1681 | OPENSSL_free(work); | |
1682 | return NULL; | |
1683 | } | |
1684 | ||
1685 | /* | |
1686 | * Read whole contents of a BIO into an allocated memory buffer and return | |
1687 | * it. | |
1688 | */ | |
1689 | ||
1690 | int bio_to_mem(unsigned char **out, int maxlen, BIO *in) | |
1691 | { | |
1692 | BIO *mem; | |
1693 | int len, ret; | |
1694 | unsigned char tbuf[1024]; | |
1695 | ||
1696 | mem = BIO_new(BIO_s_mem()); | |
1697 | if (mem == NULL) | |
1698 | return -1; | |
1699 | for (;;) { | |
1700 | if ((maxlen != -1) && maxlen < 1024) | |
1701 | len = maxlen; | |
1702 | else | |
1703 | len = 1024; | |
1704 | len = BIO_read(in, tbuf, len); | |
1705 | if (len < 0) { | |
1706 | BIO_free(mem); | |
1707 | return -1; | |
1708 | } | |
1709 | if (len == 0) | |
1710 | break; | |
1711 | if (BIO_write(mem, tbuf, len) != len) { | |
1712 | BIO_free(mem); | |
1713 | return -1; | |
1714 | } | |
1715 | maxlen -= len; | |
1716 | ||
1717 | if (maxlen == 0) | |
1718 | break; | |
1719 | } | |
1720 | ret = BIO_get_mem_data(mem, (char **)out); | |
1721 | BIO_set_flags(mem, BIO_FLAGS_MEM_RDONLY); | |
1722 | BIO_free(mem); | |
1723 | return ret; | |
1724 | } | |
1725 | ||
1726 | int pkey_ctrl_string(EVP_PKEY_CTX *ctx, const char *value) | |
1727 | { | |
1728 | int rv; | |
1729 | char *stmp, *vtmp = NULL; | |
1730 | stmp = OPENSSL_strdup(value); | |
1731 | if (!stmp) | |
1732 | return -1; | |
1733 | vtmp = strchr(stmp, ':'); | |
1734 | if (vtmp) { | |
1735 | *vtmp = 0; | |
1736 | vtmp++; | |
1737 | } | |
1738 | rv = EVP_PKEY_CTX_ctrl_str(ctx, stmp, vtmp); | |
1739 | OPENSSL_free(stmp); | |
1740 | return rv; | |
1741 | } | |
1742 | ||
1743 | static void nodes_print(const char *name, STACK_OF(X509_POLICY_NODE) *nodes) | |
1744 | { | |
1745 | X509_POLICY_NODE *node; | |
1746 | int i; | |
1747 | ||
1748 | BIO_printf(bio_err, "%s Policies:", name); | |
1749 | if (nodes) { | |
1750 | BIO_puts(bio_err, "\n"); | |
1751 | for (i = 0; i < sk_X509_POLICY_NODE_num(nodes); i++) { | |
1752 | node = sk_X509_POLICY_NODE_value(nodes, i); | |
1753 | X509_POLICY_NODE_print(bio_err, node, 2); | |
1754 | } | |
1755 | } else { | |
1756 | BIO_puts(bio_err, " <empty>\n"); | |
1757 | } | |
1758 | } | |
1759 | ||
1760 | void policies_print(X509_STORE_CTX *ctx) | |
1761 | { | |
1762 | X509_POLICY_TREE *tree; | |
1763 | int explicit_policy; | |
1764 | tree = X509_STORE_CTX_get0_policy_tree(ctx); | |
1765 | explicit_policy = X509_STORE_CTX_get_explicit_policy(ctx); | |
1766 | ||
1767 | BIO_printf(bio_err, "Require explicit Policy: %s\n", | |
1768 | explicit_policy ? "True" : "False"); | |
1769 | ||
1770 | nodes_print("Authority", X509_policy_tree_get0_policies(tree)); | |
1771 | nodes_print("User", X509_policy_tree_get0_user_policies(tree)); | |
1772 | } | |
1773 | ||
1774 | /*- | |
1775 | * next_protos_parse parses a comma separated list of strings into a string | |
1776 | * in a format suitable for passing to SSL_CTX_set_next_protos_advertised. | |
1777 | * outlen: (output) set to the length of the resulting buffer on success. | |
1778 | * err: (maybe NULL) on failure, an error message line is written to this BIO. | |
1779 | * in: a NUL terminated string like "abc,def,ghi" | |
1780 | * | |
1781 | * returns: a malloc'd buffer or NULL on failure. | |
1782 | */ | |
1783 | unsigned char *next_protos_parse(size_t *outlen, const char *in) | |
1784 | { | |
1785 | size_t len; | |
1786 | unsigned char *out; | |
1787 | size_t i, start = 0; | |
1788 | size_t skipped = 0; | |
1789 | ||
1790 | len = strlen(in); | |
1791 | if (len == 0 || len >= 65535) | |
1792 | return NULL; | |
1793 | ||
1794 | out = app_malloc(len + 1, "NPN buffer"); | |
1795 | for (i = 0; i <= len; ++i) { | |
1796 | if (i == len || in[i] == ',') { | |
1797 | /* | |
1798 | * Zero-length ALPN elements are invalid on the wire, we could be | |
1799 | * strict and reject the entire string, but just ignoring extra | |
1800 | * commas seems harmless and more friendly. | |
1801 | * | |
1802 | * Every comma we skip in this way puts the input buffer another | |
1803 | * byte ahead of the output buffer, so all stores into the output | |
1804 | * buffer need to be decremented by the number commas skipped. | |
1805 | */ | |
1806 | if (i == start) { | |
1807 | ++start; | |
1808 | ++skipped; | |
1809 | continue; | |
1810 | } | |
1811 | if (i - start > 255) { | |
1812 | OPENSSL_free(out); | |
1813 | return NULL; | |
1814 | } | |
1815 | out[start-skipped] = (unsigned char)(i - start); | |
1816 | start = i + 1; | |
1817 | } else { | |
1818 | out[i + 1 - skipped] = in[i]; | |
1819 | } | |
1820 | } | |
1821 | ||
1822 | if (len <= skipped) { | |
1823 | OPENSSL_free(out); | |
1824 | return NULL; | |
1825 | } | |
1826 | ||
1827 | *outlen = len + 1 - skipped; | |
1828 | return out; | |
1829 | } | |
1830 | ||
1831 | void print_cert_checks(BIO *bio, X509 *x, | |
1832 | const char *checkhost, | |
1833 | const char *checkemail, const char *checkip) | |
1834 | { | |
1835 | if (x == NULL) | |
1836 | return; | |
1837 | if (checkhost) { | |
1838 | BIO_printf(bio, "Hostname %s does%s match certificate\n", | |
1839 | checkhost, | |
1840 | X509_check_host(x, checkhost, 0, 0, NULL) == 1 | |
1841 | ? "" : " NOT"); | |
1842 | } | |
1843 | ||
1844 | if (checkemail) { | |
1845 | BIO_printf(bio, "Email %s does%s match certificate\n", | |
1846 | checkemail, X509_check_email(x, checkemail, 0, 0) | |
1847 | ? "" : " NOT"); | |
1848 | } | |
1849 | ||
1850 | if (checkip) { | |
1851 | BIO_printf(bio, "IP %s does%s match certificate\n", | |
1852 | checkip, X509_check_ip_asc(x, checkip, 0) ? "" : " NOT"); | |
1853 | } | |
1854 | } | |
1855 | ||
1856 | /* Get first http URL from a DIST_POINT structure */ | |
1857 | ||
1858 | static const char *get_dp_url(DIST_POINT *dp) | |
1859 | { | |
1860 | GENERAL_NAMES *gens; | |
1861 | GENERAL_NAME *gen; | |
1862 | int i, gtype; | |
1863 | ASN1_STRING *uri; | |
1864 | if (!dp->distpoint || dp->distpoint->type != 0) | |
1865 | return NULL; | |
1866 | gens = dp->distpoint->name.fullname; | |
1867 | for (i = 0; i < sk_GENERAL_NAME_num(gens); i++) { | |
1868 | gen = sk_GENERAL_NAME_value(gens, i); | |
1869 | uri = GENERAL_NAME_get0_value(gen, >ype); | |
1870 | if (gtype == GEN_URI && ASN1_STRING_length(uri) > 6) { | |
1871 | const char *uptr = (const char *)ASN1_STRING_get0_data(uri); | |
1872 | if (strncmp(uptr, "http://", 7) == 0) | |
1873 | return uptr; | |
1874 | } | |
1875 | } | |
1876 | return NULL; | |
1877 | } | |
1878 | ||
1879 | /* | |
1880 | * Look through a CRLDP structure and attempt to find an http URL to | |
1881 | * downloads a CRL from. | |
1882 | */ | |
1883 | ||
1884 | static X509_CRL *load_crl_crldp(STACK_OF(DIST_POINT) *crldp) | |
1885 | { | |
1886 | int i; | |
1887 | const char *urlptr = NULL; | |
1888 | for (i = 0; i < sk_DIST_POINT_num(crldp); i++) { | |
1889 | DIST_POINT *dp = sk_DIST_POINT_value(crldp, i); | |
1890 | urlptr = get_dp_url(dp); | |
1891 | if (urlptr) | |
1892 | return load_crl(urlptr, FORMAT_HTTP); | |
1893 | } | |
1894 | return NULL; | |
1895 | } | |
1896 | ||
1897 | /* | |
1898 | * Example of downloading CRLs from CRLDP: | |
1899 | * not usable for real world as it always downloads and doesn't cache anything. | |
1900 | */ | |
1901 | ||
1902 | static STACK_OF(X509_CRL) *crls_http_cb(const X509_STORE_CTX *ctx, | |
1903 | const X509_NAME *nm) | |
1904 | { | |
1905 | X509 *x; | |
1906 | STACK_OF(X509_CRL) *crls = NULL; | |
1907 | X509_CRL *crl; | |
1908 | STACK_OF(DIST_POINT) *crldp; | |
1909 | ||
1910 | crls = sk_X509_CRL_new_null(); | |
1911 | if (!crls) | |
1912 | return NULL; | |
1913 | x = X509_STORE_CTX_get_current_cert(ctx); | |
1914 | crldp = X509_get_ext_d2i(x, NID_crl_distribution_points, NULL, NULL); | |
1915 | crl = load_crl_crldp(crldp); | |
1916 | sk_DIST_POINT_pop_free(crldp, DIST_POINT_free); | |
1917 | if (!crl) { | |
1918 | sk_X509_CRL_free(crls); | |
1919 | return NULL; | |
1920 | } | |
1921 | sk_X509_CRL_push(crls, crl); | |
1922 | /* Try to download delta CRL */ | |
1923 | crldp = X509_get_ext_d2i(x, NID_freshest_crl, NULL, NULL); | |
1924 | crl = load_crl_crldp(crldp); | |
1925 | sk_DIST_POINT_pop_free(crldp, DIST_POINT_free); | |
1926 | if (crl) | |
1927 | sk_X509_CRL_push(crls, crl); | |
1928 | return crls; | |
1929 | } | |
1930 | ||
1931 | void store_setup_crl_download(X509_STORE *st) | |
1932 | { | |
1933 | X509_STORE_set_lookup_crls_cb(st, crls_http_cb); | |
1934 | } | |
1935 | ||
1936 | #ifndef OPENSSL_NO_SOCK | |
1937 | static const char *tls_error_hint(void) | |
1938 | { | |
1939 | unsigned long err = ERR_peek_error(); | |
1940 | ||
1941 | if (ERR_GET_LIB(err) != ERR_LIB_SSL) | |
1942 | err = ERR_peek_last_error(); | |
1943 | if (ERR_GET_LIB(err) != ERR_LIB_SSL) | |
1944 | return NULL; | |
1945 | ||
1946 | switch (ERR_GET_REASON(err)) { | |
1947 | case SSL_R_WRONG_VERSION_NUMBER: | |
1948 | return "The server does not support (a suitable version of) TLS"; | |
1949 | case SSL_R_UNKNOWN_PROTOCOL: | |
1950 | return "The server does not support HTTPS"; | |
1951 | case SSL_R_CERTIFICATE_VERIFY_FAILED: | |
1952 | return "Cannot authenticate server via its TLS certificate, likely due to mismatch with our trusted TLS certs or missing revocation status"; | |
1953 | case SSL_AD_REASON_OFFSET + TLS1_AD_UNKNOWN_CA: | |
1954 | return "Server did not accept our TLS certificate, likely due to mismatch with server's trust anchor or missing revocation status"; | |
1955 | case SSL_AD_REASON_OFFSET + SSL3_AD_HANDSHAKE_FAILURE: | |
1956 | return "TLS handshake failure. Possibly the server requires our TLS certificate but did not receive it"; | |
1957 | default: /* no error or no hint available for error */ | |
1958 | return NULL; | |
1959 | } | |
1960 | } | |
1961 | ||
1962 | /* HTTP callback function that supports TLS connection also via HTTPS proxy */ | |
1963 | BIO *app_http_tls_cb(BIO *hbio, void *arg, int connect, int detail) | |
1964 | { | |
1965 | APP_HTTP_TLS_INFO *info = (APP_HTTP_TLS_INFO *)arg; | |
1966 | SSL_CTX *ssl_ctx = info->ssl_ctx; | |
1967 | SSL *ssl; | |
1968 | BIO *sbio = NULL; | |
1969 | ||
1970 | if (connect && detail) { /* connecting with TLS */ | |
1971 | if ((info->use_proxy | |
1972 | && !OSSL_HTTP_proxy_connect(hbio, info->server, info->port, | |
1973 | NULL, NULL, /* no proxy credentials */ | |
1974 | info->timeout, bio_err, opt_getprog())) | |
1975 | || (sbio = BIO_new(BIO_f_ssl())) == NULL) { | |
1976 | return NULL; | |
1977 | } | |
1978 | if (ssl_ctx == NULL || (ssl = SSL_new(ssl_ctx)) == NULL) { | |
1979 | BIO_free(sbio); | |
1980 | return NULL; | |
1981 | } | |
1982 | ||
1983 | SSL_set_tlsext_host_name(ssl, info->server); | |
1984 | ||
1985 | SSL_set_connect_state(ssl); | |
1986 | BIO_set_ssl(sbio, ssl, BIO_CLOSE); | |
1987 | ||
1988 | hbio = BIO_push(sbio, hbio); | |
1989 | } else if (!connect && !detail) { /* disconnecting after error */ | |
1990 | const char *hint = tls_error_hint(); | |
1991 | if (hint != NULL) | |
1992 | ERR_add_error_data(2, " : ", hint); | |
1993 | /* | |
1994 | * If we pop sbio and BIO_free() it this may lead to libssl double free. | |
1995 | * Rely on BIO_free_all() done by OSSL_HTTP_transfer() in http_client.c | |
1996 | */ | |
1997 | } | |
1998 | return hbio; | |
1999 | } | |
2000 | ||
2001 | ASN1_VALUE *app_http_get_asn1(const char *url, const char *proxy, | |
2002 | const char *no_proxy, SSL_CTX *ssl_ctx, | |
2003 | const STACK_OF(CONF_VALUE) *headers, | |
2004 | long timeout, const char *expected_content_type, | |
2005 | const ASN1_ITEM *it) | |
2006 | { | |
2007 | APP_HTTP_TLS_INFO info; | |
2008 | char *server; | |
2009 | char *port; | |
2010 | int use_ssl; | |
2011 | ASN1_VALUE *resp = NULL; | |
2012 | ||
2013 | if (url == NULL || it == NULL) { | |
2014 | HTTPerr(0, ERR_R_PASSED_NULL_PARAMETER); | |
2015 | return NULL; | |
2016 | } | |
2017 | ||
2018 | if (!OSSL_HTTP_parse_url(url, &server, &port, NULL /* ppath */, &use_ssl)) | |
2019 | return NULL; | |
2020 | if (use_ssl && ssl_ctx == NULL) { | |
2021 | HTTPerr(0, ERR_R_PASSED_NULL_PARAMETER); | |
2022 | ERR_add_error_data(1, "missing SSL_CTX"); | |
2023 | goto end; | |
2024 | } | |
2025 | ||
2026 | info.server = server; | |
2027 | info.port = port; | |
2028 | info.use_proxy = proxy != NULL; | |
2029 | info.timeout = timeout; | |
2030 | info.ssl_ctx = ssl_ctx; | |
2031 | resp = OSSL_HTTP_get_asn1(url, proxy, no_proxy, | |
2032 | NULL, NULL, app_http_tls_cb, &info, | |
2033 | headers, 0 /* maxline */, 0 /* max_resp_len */, | |
2034 | timeout, expected_content_type, it); | |
2035 | end: | |
2036 | OPENSSL_free(server); | |
2037 | OPENSSL_free(port); | |
2038 | return resp; | |
2039 | ||
2040 | } | |
2041 | ||
2042 | ASN1_VALUE *app_http_post_asn1(const char *host, const char *port, | |
2043 | const char *path, const char *proxy, | |
2044 | const char *no_proxy, SSL_CTX *ssl_ctx, | |
2045 | const STACK_OF(CONF_VALUE) *headers, | |
2046 | const char *content_type, | |
2047 | ASN1_VALUE *req, const ASN1_ITEM *req_it, | |
2048 | long timeout, const ASN1_ITEM *rsp_it) | |
2049 | { | |
2050 | APP_HTTP_TLS_INFO info; | |
2051 | ||
2052 | info.server = host; | |
2053 | info.port = port; | |
2054 | info.use_proxy = proxy != NULL; | |
2055 | info.timeout = timeout; | |
2056 | info.ssl_ctx = ssl_ctx; | |
2057 | return OSSL_HTTP_post_asn1(host, port, path, ssl_ctx != NULL, | |
2058 | proxy, no_proxy, | |
2059 | NULL, NULL, app_http_tls_cb, &info, | |
2060 | headers, content_type, req, req_it, | |
2061 | 0 /* maxline */, | |
2062 | 0 /* max_resp_len */, timeout, NULL, rsp_it); | |
2063 | } | |
2064 | ||
2065 | #endif | |
2066 | ||
2067 | /* | |
2068 | * Platform-specific sections | |
2069 | */ | |
2070 | #if defined(_WIN32) | |
2071 | # ifdef fileno | |
2072 | # undef fileno | |
2073 | # define fileno(a) (int)_fileno(a) | |
2074 | # endif | |
2075 | ||
2076 | # include <windows.h> | |
2077 | # include <tchar.h> | |
2078 | ||
2079 | static int WIN32_rename(const char *from, const char *to) | |
2080 | { | |
2081 | TCHAR *tfrom = NULL, *tto; | |
2082 | DWORD err; | |
2083 | int ret = 0; | |
2084 | ||
2085 | if (sizeof(TCHAR) == 1) { | |
2086 | tfrom = (TCHAR *)from; | |
2087 | tto = (TCHAR *)to; | |
2088 | } else { /* UNICODE path */ | |
2089 | ||
2090 | size_t i, flen = strlen(from) + 1, tlen = strlen(to) + 1; | |
2091 | tfrom = malloc(sizeof(*tfrom) * (flen + tlen)); | |
2092 | if (tfrom == NULL) | |
2093 | goto err; | |
2094 | tto = tfrom + flen; | |
2095 | # if !defined(_WIN32_WCE) || _WIN32_WCE>=101 | |
2096 | if (!MultiByteToWideChar(CP_ACP, 0, from, flen, (WCHAR *)tfrom, flen)) | |
2097 | # endif | |
2098 | for (i = 0; i < flen; i++) | |
2099 | tfrom[i] = (TCHAR)from[i]; | |
2100 | # if !defined(_WIN32_WCE) || _WIN32_WCE>=101 | |
2101 | if (!MultiByteToWideChar(CP_ACP, 0, to, tlen, (WCHAR *)tto, tlen)) | |
2102 | # endif | |
2103 | for (i = 0; i < tlen; i++) | |
2104 | tto[i] = (TCHAR)to[i]; | |
2105 | } | |
2106 | ||
2107 | if (MoveFile(tfrom, tto)) | |
2108 | goto ok; | |
2109 | err = GetLastError(); | |
2110 | if (err == ERROR_ALREADY_EXISTS || err == ERROR_FILE_EXISTS) { | |
2111 | if (DeleteFile(tto) && MoveFile(tfrom, tto)) | |
2112 | goto ok; | |
2113 | err = GetLastError(); | |
2114 | } | |
2115 | if (err == ERROR_FILE_NOT_FOUND || err == ERROR_PATH_NOT_FOUND) | |
2116 | errno = ENOENT; | |
2117 | else if (err == ERROR_ACCESS_DENIED) | |
2118 | errno = EACCES; | |
2119 | else | |
2120 | errno = EINVAL; /* we could map more codes... */ | |
2121 | err: | |
2122 | ret = -1; | |
2123 | ok: | |
2124 | if (tfrom != NULL && tfrom != (TCHAR *)from) | |
2125 | free(tfrom); | |
2126 | return ret; | |
2127 | } | |
2128 | #endif | |
2129 | ||
2130 | /* app_tminterval section */ | |
2131 | #if defined(_WIN32) | |
2132 | double app_tminterval(int stop, int usertime) | |
2133 | { | |
2134 | FILETIME now; | |
2135 | double ret = 0; | |
2136 | static ULARGE_INTEGER tmstart; | |
2137 | static int warning = 1; | |
2138 | # ifdef _WIN32_WINNT | |
2139 | static HANDLE proc = NULL; | |
2140 | ||
2141 | if (proc == NULL) { | |
2142 | if (check_winnt()) | |
2143 | proc = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE, | |
2144 | GetCurrentProcessId()); | |
2145 | if (proc == NULL) | |
2146 | proc = (HANDLE) - 1; | |
2147 | } | |
2148 | ||
2149 | if (usertime && proc != (HANDLE) - 1) { | |
2150 | FILETIME junk; | |
2151 | GetProcessTimes(proc, &junk, &junk, &junk, &now); | |
2152 | } else | |
2153 | # endif | |
2154 | { | |
2155 | SYSTEMTIME systime; | |
2156 | ||
2157 | if (usertime && warning) { | |
2158 | BIO_printf(bio_err, "To get meaningful results, run " | |
2159 | "this program on idle system.\n"); | |
2160 | warning = 0; | |
2161 | } | |
2162 | GetSystemTime(&systime); | |
2163 | SystemTimeToFileTime(&systime, &now); | |
2164 | } | |
2165 | ||
2166 | if (stop == TM_START) { | |
2167 | tmstart.u.LowPart = now.dwLowDateTime; | |
2168 | tmstart.u.HighPart = now.dwHighDateTime; | |
2169 | } else { | |
2170 | ULARGE_INTEGER tmstop; | |
2171 | ||
2172 | tmstop.u.LowPart = now.dwLowDateTime; | |
2173 | tmstop.u.HighPart = now.dwHighDateTime; | |
2174 | ||
2175 | ret = (__int64)(tmstop.QuadPart - tmstart.QuadPart) * 1e-7; | |
2176 | } | |
2177 | ||
2178 | return ret; | |
2179 | } | |
2180 | #elif defined(OPENSSL_SYS_VXWORKS) | |
2181 | # include <time.h> | |
2182 | ||
2183 | double app_tminterval(int stop, int usertime) | |
2184 | { | |
2185 | double ret = 0; | |
2186 | # ifdef CLOCK_REALTIME | |
2187 | static struct timespec tmstart; | |
2188 | struct timespec now; | |
2189 | # else | |
2190 | static unsigned long tmstart; | |
2191 | unsigned long now; | |
2192 | # endif | |
2193 | static int warning = 1; | |
2194 | ||
2195 | if (usertime && warning) { | |
2196 | BIO_printf(bio_err, "To get meaningful results, run " | |
2197 | "this program on idle system.\n"); | |
2198 | warning = 0; | |
2199 | } | |
2200 | # ifdef CLOCK_REALTIME | |
2201 | clock_gettime(CLOCK_REALTIME, &now); | |
2202 | if (stop == TM_START) | |
2203 | tmstart = now; | |
2204 | else | |
2205 | ret = ((now.tv_sec + now.tv_nsec * 1e-9) | |
2206 | - (tmstart.tv_sec + tmstart.tv_nsec * 1e-9)); | |
2207 | # else | |
2208 | now = tickGet(); | |
2209 | if (stop == TM_START) | |
2210 | tmstart = now; | |
2211 | else | |
2212 | ret = (now - tmstart) / (double)sysClkRateGet(); | |
2213 | # endif | |
2214 | return ret; | |
2215 | } | |
2216 | ||
2217 | #elif defined(OPENSSL_SYSTEM_VMS) | |
2218 | # include <time.h> | |
2219 | # include <times.h> | |
2220 | ||
2221 | double app_tminterval(int stop, int usertime) | |
2222 | { | |
2223 | static clock_t tmstart; | |
2224 | double ret = 0; | |
2225 | clock_t now; | |
2226 | # ifdef __TMS | |
2227 | struct tms rus; | |
2228 | ||
2229 | now = times(&rus); | |
2230 | if (usertime) | |
2231 | now = rus.tms_utime; | |
2232 | # else | |
2233 | if (usertime) | |
2234 | now = clock(); /* sum of user and kernel times */ | |
2235 | else { | |
2236 | struct timeval tv; | |
2237 | gettimeofday(&tv, NULL); | |
2238 | now = (clock_t)((unsigned long long)tv.tv_sec * CLK_TCK + | |
2239 | (unsigned long long)tv.tv_usec * (1000000 / CLK_TCK) | |
2240 | ); | |
2241 | } | |
2242 | # endif | |
2243 | if (stop == TM_START) | |
2244 | tmstart = now; | |
2245 | else | |
2246 | ret = (now - tmstart) / (double)(CLK_TCK); | |
2247 | ||
2248 | return ret; | |
2249 | } | |
2250 | ||
2251 | #elif defined(_SC_CLK_TCK) /* by means of unistd.h */ | |
2252 | # include <sys/times.h> | |
2253 | ||
2254 | double app_tminterval(int stop, int usertime) | |
2255 | { | |
2256 | double ret = 0; | |
2257 | struct tms rus; | |
2258 | clock_t now = times(&rus); | |
2259 | static clock_t tmstart; | |
2260 | ||
2261 | if (usertime) | |
2262 | now = rus.tms_utime; | |
2263 | ||
2264 | if (stop == TM_START) { | |
2265 | tmstart = now; | |
2266 | } else { | |
2267 | long int tck = sysconf(_SC_CLK_TCK); | |
2268 | ret = (now - tmstart) / (double)tck; | |
2269 | } | |
2270 | ||
2271 | return ret; | |
2272 | } | |
2273 | ||
2274 | #else | |
2275 | # include <sys/time.h> | |
2276 | # include <sys/resource.h> | |
2277 | ||
2278 | double app_tminterval(int stop, int usertime) | |
2279 | { | |
2280 | double ret = 0; | |
2281 | struct rusage rus; | |
2282 | struct timeval now; | |
2283 | static struct timeval tmstart; | |
2284 | ||
2285 | if (usertime) | |
2286 | getrusage(RUSAGE_SELF, &rus), now = rus.ru_utime; | |
2287 | else | |
2288 | gettimeofday(&now, NULL); | |
2289 | ||
2290 | if (stop == TM_START) | |
2291 | tmstart = now; | |
2292 | else | |
2293 | ret = ((now.tv_sec + now.tv_usec * 1e-6) | |
2294 | - (tmstart.tv_sec + tmstart.tv_usec * 1e-6)); | |
2295 | ||
2296 | return ret; | |
2297 | } | |
2298 | #endif | |
2299 | ||
2300 | int app_access(const char* name, int flag) | |
2301 | { | |
2302 | #ifdef _WIN32 | |
2303 | return _access(name, flag); | |
2304 | #else | |
2305 | return access(name, flag); | |
2306 | #endif | |
2307 | } | |
2308 | ||
2309 | int app_isdir(const char *name) | |
2310 | { | |
2311 | return opt_isdir(name); | |
2312 | } | |
2313 | ||
2314 | /* raw_read|write section */ | |
2315 | #if defined(__VMS) | |
2316 | # include "vms_term_sock.h" | |
2317 | static int stdin_sock = -1; | |
2318 | ||
2319 | static void close_stdin_sock(void) | |
2320 | { | |
2321 | TerminalSocket (TERM_SOCK_DELETE, &stdin_sock); | |
2322 | } | |
2323 | ||
2324 | int fileno_stdin(void) | |
2325 | { | |
2326 | if (stdin_sock == -1) { | |
2327 | TerminalSocket(TERM_SOCK_CREATE, &stdin_sock); | |
2328 | atexit(close_stdin_sock); | |
2329 | } | |
2330 | ||
2331 | return stdin_sock; | |
2332 | } | |
2333 | #else | |
2334 | int fileno_stdin(void) | |
2335 | { | |
2336 | return fileno(stdin); | |
2337 | } | |
2338 | #endif | |
2339 | ||
2340 | int fileno_stdout(void) | |
2341 | { | |
2342 | return fileno(stdout); | |
2343 | } | |
2344 | ||
2345 | #if defined(_WIN32) && defined(STD_INPUT_HANDLE) | |
2346 | int raw_read_stdin(void *buf, int siz) | |
2347 | { | |
2348 | DWORD n; | |
2349 | if (ReadFile(GetStdHandle(STD_INPUT_HANDLE), buf, siz, &n, NULL)) | |
2350 | return n; | |
2351 | else | |
2352 | return -1; | |
2353 | } | |
2354 | #elif defined(__VMS) | |
2355 | # include <sys/socket.h> | |
2356 | ||
2357 | int raw_read_stdin(void *buf, int siz) | |
2358 | { | |
2359 | return recv(fileno_stdin(), buf, siz, 0); | |
2360 | } | |
2361 | #else | |
2362 | int raw_read_stdin(void *buf, int siz) | |
2363 | { | |
2364 | return read(fileno_stdin(), buf, siz); | |
2365 | } | |
2366 | #endif | |
2367 | ||
2368 | #if defined(_WIN32) && defined(STD_OUTPUT_HANDLE) | |
2369 | int raw_write_stdout(const void *buf, int siz) | |
2370 | { | |
2371 | DWORD n; | |
2372 | if (WriteFile(GetStdHandle(STD_OUTPUT_HANDLE), buf, siz, &n, NULL)) | |
2373 | return n; | |
2374 | else | |
2375 | return -1; | |
2376 | } | |
2377 | #else | |
2378 | int raw_write_stdout(const void *buf, int siz) | |
2379 | { | |
2380 | return write(fileno_stdout(), buf, siz); | |
2381 | } | |
2382 | #endif | |
2383 | ||
2384 | /* | |
2385 | * Centralized handling of input and output files with format specification | |
2386 | * The format is meant to show what the input and output is supposed to be, | |
2387 | * and is therefore a show of intent more than anything else. However, it | |
2388 | * does impact behavior on some platforms, such as differentiating between | |
2389 | * text and binary input/output on non-Unix platforms | |
2390 | */ | |
2391 | BIO *dup_bio_in(int format) | |
2392 | { | |
2393 | return BIO_new_fp(stdin, | |
2394 | BIO_NOCLOSE | (FMT_istext(format) ? BIO_FP_TEXT : 0)); | |
2395 | } | |
2396 | ||
2397 | BIO *dup_bio_out(int format) | |
2398 | { | |
2399 | BIO *b = BIO_new_fp(stdout, | |
2400 | BIO_NOCLOSE | (FMT_istext(format) ? BIO_FP_TEXT : 0)); | |
2401 | void *prefix = NULL; | |
2402 | ||
2403 | #ifdef OPENSSL_SYS_VMS | |
2404 | if (FMT_istext(format)) | |
2405 | b = BIO_push(BIO_new(BIO_f_linebuffer()), b); | |
2406 | #endif | |
2407 | ||
2408 | if (FMT_istext(format) | |
2409 | && (prefix = getenv("HARNESS_OSSL_PREFIX")) != NULL) { | |
2410 | b = BIO_push(BIO_new(BIO_f_prefix()), b); | |
2411 | BIO_set_prefix(b, prefix); | |
2412 | } | |
2413 | ||
2414 | return b; | |
2415 | } | |
2416 | ||
2417 | BIO *dup_bio_err(int format) | |
2418 | { | |
2419 | BIO *b = BIO_new_fp(stderr, | |
2420 | BIO_NOCLOSE | (FMT_istext(format) ? BIO_FP_TEXT : 0)); | |
2421 | #ifdef OPENSSL_SYS_VMS | |
2422 | if (FMT_istext(format)) | |
2423 | b = BIO_push(BIO_new(BIO_f_linebuffer()), b); | |
2424 | #endif | |
2425 | return b; | |
2426 | } | |
2427 | ||
2428 | void unbuffer(FILE *fp) | |
2429 | { | |
2430 | /* | |
2431 | * On VMS, setbuf() will only take 32-bit pointers, and a compilation | |
2432 | * with /POINTER_SIZE=64 will give off a MAYLOSEDATA2 warning here. | |
2433 | * However, we trust that the C RTL will never give us a FILE pointer | |
2434 | * above the first 4 GB of memory, so we simply turn off the warning | |
2435 | * temporarily. | |
2436 | */ | |
2437 | #if defined(OPENSSL_SYS_VMS) && defined(__DECC) | |
2438 | # pragma environment save | |
2439 | # pragma message disable maylosedata2 | |
2440 | #endif | |
2441 | setbuf(fp, NULL); | |
2442 | #if defined(OPENSSL_SYS_VMS) && defined(__DECC) | |
2443 | # pragma environment restore | |
2444 | #endif | |
2445 | } | |
2446 | ||
2447 | static const char *modestr(char mode, int format) | |
2448 | { | |
2449 | OPENSSL_assert(mode == 'a' || mode == 'r' || mode == 'w'); | |
2450 | ||
2451 | switch (mode) { | |
2452 | case 'a': | |
2453 | return FMT_istext(format) ? "a" : "ab"; | |
2454 | case 'r': | |
2455 | return FMT_istext(format) ? "r" : "rb"; | |
2456 | case 'w': | |
2457 | return FMT_istext(format) ? "w" : "wb"; | |
2458 | } | |
2459 | /* The assert above should make sure we never reach this point */ | |
2460 | return NULL; | |
2461 | } | |
2462 | ||
2463 | static const char *modeverb(char mode) | |
2464 | { | |
2465 | switch (mode) { | |
2466 | case 'a': | |
2467 | return "appending"; | |
2468 | case 'r': | |
2469 | return "reading"; | |
2470 | case 'w': | |
2471 | return "writing"; | |
2472 | } | |
2473 | return "(doing something)"; | |
2474 | } | |
2475 | ||
2476 | /* | |
2477 | * Open a file for writing, owner-read-only. | |
2478 | */ | |
2479 | BIO *bio_open_owner(const char *filename, int format, int private) | |
2480 | { | |
2481 | FILE *fp = NULL; | |
2482 | BIO *b = NULL; | |
2483 | int fd = -1, bflags, mode, textmode; | |
2484 | ||
2485 | if (!private || filename == NULL || strcmp(filename, "-") == 0) | |
2486 | return bio_open_default(filename, 'w', format); | |
2487 | ||
2488 | mode = O_WRONLY; | |
2489 | #ifdef O_CREAT | |
2490 | mode |= O_CREAT; | |
2491 | #endif | |
2492 | #ifdef O_TRUNC | |
2493 | mode |= O_TRUNC; | |
2494 | #endif | |
2495 | textmode = FMT_istext(format); | |
2496 | if (!textmode) { | |
2497 | #ifdef O_BINARY | |
2498 | mode |= O_BINARY; | |
2499 | #elif defined(_O_BINARY) | |
2500 | mode |= _O_BINARY; | |
2501 | #endif | |
2502 | } | |
2503 | ||
2504 | #ifdef OPENSSL_SYS_VMS | |
2505 | /* VMS doesn't have O_BINARY, it just doesn't make sense. But, | |
2506 | * it still needs to know that we're going binary, or fdopen() | |
2507 | * will fail with "invalid argument"... so we tell VMS what the | |
2508 | * context is. | |
2509 | */ | |
2510 | if (!textmode) | |
2511 | fd = open(filename, mode, 0600, "ctx=bin"); | |
2512 | else | |
2513 | #endif | |
2514 | fd = open(filename, mode, 0600); | |
2515 | if (fd < 0) | |
2516 | goto err; | |
2517 | fp = fdopen(fd, modestr('w', format)); | |
2518 | if (fp == NULL) | |
2519 | goto err; | |
2520 | bflags = BIO_CLOSE; | |
2521 | if (textmode) | |
2522 | bflags |= BIO_FP_TEXT; | |
2523 | b = BIO_new_fp(fp, bflags); | |
2524 | if (b) | |
2525 | return b; | |
2526 | ||
2527 | err: | |
2528 | BIO_printf(bio_err, "%s: Can't open \"%s\" for writing, %s\n", | |
2529 | opt_getprog(), filename, strerror(errno)); | |
2530 | ERR_print_errors(bio_err); | |
2531 | /* If we have fp, then fdopen took over fd, so don't close both. */ | |
2532 | if (fp) | |
2533 | fclose(fp); | |
2534 | else if (fd >= 0) | |
2535 | close(fd); | |
2536 | return NULL; | |
2537 | } | |
2538 | ||
2539 | static BIO *bio_open_default_(const char *filename, char mode, int format, | |
2540 | int quiet) | |
2541 | { | |
2542 | BIO *ret; | |
2543 | ||
2544 | if (filename == NULL || strcmp(filename, "-") == 0) { | |
2545 | ret = mode == 'r' ? dup_bio_in(format) : dup_bio_out(format); | |
2546 | if (quiet) { | |
2547 | ERR_clear_error(); | |
2548 | return ret; | |
2549 | } | |
2550 | if (ret != NULL) | |
2551 | return ret; | |
2552 | BIO_printf(bio_err, | |
2553 | "Can't open %s, %s\n", | |
2554 | mode == 'r' ? "stdin" : "stdout", strerror(errno)); | |
2555 | } else { | |
2556 | ret = BIO_new_file(filename, modestr(mode, format)); | |
2557 | if (quiet) { | |
2558 | ERR_clear_error(); | |
2559 | return ret; | |
2560 | } | |
2561 | if (ret != NULL) | |
2562 | return ret; | |
2563 | BIO_printf(bio_err, | |
2564 | "Can't open %s for %s, %s\n", | |
2565 | filename, modeverb(mode), strerror(errno)); | |
2566 | } | |
2567 | ERR_print_errors(bio_err); | |
2568 | return NULL; | |
2569 | } | |
2570 | ||
2571 | BIO *bio_open_default(const char *filename, char mode, int format) | |
2572 | { | |
2573 | return bio_open_default_(filename, mode, format, 0); | |
2574 | } | |
2575 | ||
2576 | BIO *bio_open_default_quiet(const char *filename, char mode, int format) | |
2577 | { | |
2578 | return bio_open_default_(filename, mode, format, 1); | |
2579 | } | |
2580 | ||
2581 | void wait_for_async(SSL *s) | |
2582 | { | |
2583 | /* On Windows select only works for sockets, so we simply don't wait */ | |
2584 | #ifndef OPENSSL_SYS_WINDOWS | |
2585 | int width = 0; | |
2586 | fd_set asyncfds; | |
2587 | OSSL_ASYNC_FD *fds; | |
2588 | size_t numfds; | |
2589 | size_t i; | |
2590 | ||
2591 | if (!SSL_get_all_async_fds(s, NULL, &numfds)) | |
2592 | return; | |
2593 | if (numfds == 0) | |
2594 | return; | |
2595 | fds = app_malloc(sizeof(OSSL_ASYNC_FD) * numfds, "allocate async fds"); | |
2596 | if (!SSL_get_all_async_fds(s, fds, &numfds)) { | |
2597 | OPENSSL_free(fds); | |
2598 | return; | |
2599 | } | |
2600 | ||
2601 | FD_ZERO(&asyncfds); | |
2602 | for (i = 0; i < numfds; i++) { | |
2603 | if (width <= (int)fds[i]) | |
2604 | width = (int)fds[i] + 1; | |
2605 | openssl_fdset((int)fds[i], &asyncfds); | |
2606 | } | |
2607 | select(width, (void *)&asyncfds, NULL, NULL, NULL); | |
2608 | OPENSSL_free(fds); | |
2609 | #endif | |
2610 | } | |
2611 | ||
2612 | /* if OPENSSL_SYS_WINDOWS is defined then so is OPENSSL_SYS_MSDOS */ | |
2613 | #if defined(OPENSSL_SYS_MSDOS) | |
2614 | int has_stdin_waiting(void) | |
2615 | { | |
2616 | # if defined(OPENSSL_SYS_WINDOWS) | |
2617 | HANDLE inhand = GetStdHandle(STD_INPUT_HANDLE); | |
2618 | DWORD events = 0; | |
2619 | INPUT_RECORD inputrec; | |
2620 | DWORD insize = 1; | |
2621 | BOOL peeked; | |
2622 | ||
2623 | if (inhand == INVALID_HANDLE_VALUE) { | |
2624 | return 0; | |
2625 | } | |
2626 | ||
2627 | peeked = PeekConsoleInput(inhand, &inputrec, insize, &events); | |
2628 | if (!peeked) { | |
2629 | /* Probably redirected input? _kbhit() does not work in this case */ | |
2630 | if (!feof(stdin)) { | |
2631 | return 1; | |
2632 | } | |
2633 | return 0; | |
2634 | } | |
2635 | # endif | |
2636 | return _kbhit(); | |
2637 | } | |
2638 | #endif | |
2639 | ||
2640 | /* Corrupt a signature by modifying final byte */ | |
2641 | void corrupt_signature(const ASN1_STRING *signature) | |
2642 | { | |
2643 | unsigned char *s = signature->data; | |
2644 | s[signature->length - 1] ^= 0x1; | |
2645 | } | |
2646 | ||
2647 | int set_cert_times(X509 *x, const char *startdate, const char *enddate, | |
2648 | int days) | |
2649 | { | |
2650 | if (startdate == NULL || strcmp(startdate, "today") == 0) { | |
2651 | if (X509_gmtime_adj(X509_getm_notBefore(x), 0) == NULL) | |
2652 | return 0; | |
2653 | } else { | |
2654 | if (!ASN1_TIME_set_string_X509(X509_getm_notBefore(x), startdate)) | |
2655 | return 0; | |
2656 | } | |
2657 | if (enddate == NULL) { | |
2658 | if (X509_time_adj_ex(X509_getm_notAfter(x), days, 0, NULL) | |
2659 | == NULL) | |
2660 | return 0; | |
2661 | } else if (!ASN1_TIME_set_string_X509(X509_getm_notAfter(x), enddate)) { | |
2662 | return 0; | |
2663 | } | |
2664 | return 1; | |
2665 | } | |
2666 | ||
2667 | void make_uppercase(char *string) | |
2668 | { | |
2669 | int i; | |
2670 | ||
2671 | for (i = 0; string[i] != '\0'; i++) | |
2672 | string[i] = toupper((unsigned char)string[i]); | |
2673 | } | |
2674 | ||
2675 | int opt_printf_stderr(const char *fmt, ...) | |
2676 | { | |
2677 | va_list ap; | |
2678 | int ret; | |
2679 | ||
2680 | va_start(ap, fmt); | |
2681 | ret = BIO_vprintf(bio_err, fmt, ap); | |
2682 | va_end(ap); | |
2683 | return ret; | |
2684 | } | |
2685 | ||
2686 | OSSL_PARAM *app_params_new_from_opts(STACK_OF(OPENSSL_STRING) *opts, | |
2687 | const OSSL_PARAM *paramdefs) | |
2688 | { | |
2689 | OSSL_PARAM *params = NULL; | |
2690 | size_t sz = (size_t)sk_OPENSSL_STRING_num(opts); | |
2691 | size_t params_n; | |
2692 | char *opt = "", *stmp, *vtmp = NULL; | |
2693 | int found = 1; | |
2694 | ||
2695 | if (opts == NULL) | |
2696 | return NULL; | |
2697 | ||
2698 | params = OPENSSL_zalloc(sizeof(OSSL_PARAM) * (sz + 1)); | |
2699 | if (params == NULL) | |
2700 | return NULL; | |
2701 | ||
2702 | for (params_n = 0; params_n < sz; params_n++) { | |
2703 | opt = sk_OPENSSL_STRING_value(opts, (int)params_n); | |
2704 | if ((stmp = OPENSSL_strdup(opt)) == NULL | |
2705 | || (vtmp = strchr(stmp, ':')) == NULL) | |
2706 | goto err; | |
2707 | /* Replace ':' with 0 to terminate the string pointed to by stmp */ | |
2708 | *vtmp = 0; | |
2709 | /* Skip over the separator so that vmtp points to the value */ | |
2710 | vtmp++; | |
2711 | if (!OSSL_PARAM_allocate_from_text(¶ms[params_n], paramdefs, | |
2712 | stmp, vtmp, strlen(vtmp), &found)) | |
2713 | goto err; | |
2714 | OPENSSL_free(stmp); | |
2715 | } | |
2716 | params[params_n] = OSSL_PARAM_construct_end(); | |
2717 | return params; | |
2718 | err: | |
2719 | OPENSSL_free(stmp); | |
2720 | BIO_printf(bio_err, "Parameter %s '%s'\n", found ? "error" : "unknown", | |
2721 | opt); | |
2722 | ERR_print_errors(bio_err); | |
2723 | app_params_free(params); | |
2724 | return NULL; | |
2725 | } | |
2726 | ||
2727 | void app_params_free(OSSL_PARAM *params) | |
2728 | { | |
2729 | int i; | |
2730 | ||
2731 | if (params != NULL) { | |
2732 | for (i = 0; params[i].key != NULL; ++i) | |
2733 | OPENSSL_free(params[i].data); | |
2734 | OPENSSL_free(params); | |
2735 | } | |
2736 | } |