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Document CVE-2021-4160
[thirdparty/openssl.git] / apps / lib / apps.c
CommitLineData
846e33c7 1/*
0c679f55 2 * Copyright 1995-2025 The OpenSSL Project Authors. All Rights Reserved.
a661b653 3 *
dffa7520 4 * Licensed under the Apache License 2.0 (the "License"). You may not use
846e33c7
RS		 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
a661b653 8 */
d02b48c6 9
fc7dae52 10#if !defined(_POSIX_C_SOURCE) && defined(OPENSSL_SYS_VMS)
0f113f3e
MC		 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.
68d39f3c 14 */
0f113f3e 15# define _POSIX_C_SOURCE 2
83d8fa7d 16#endif
75dd6c1a 17
ff215713
P		 18#ifndef OPENSSL_NO_ENGINE
19/* We need to use some deprecated APIs */
20# define OPENSSL_SUPPRESS_DEPRECATED
21# include <openssl/engine.h>
22#endif
23
d02b48c6
RE		 24#include <stdio.h>
25#include <stdlib.h>
26#include <string.h>
b379fe6c 27#include <sys/types.h>
a412b891
RL		 28#ifndef OPENSSL_NO_POSIX_IO
29# include <sys/stat.h>
30# include <fcntl.h>
31#endif
d652a095 32#include <ctype.h>
a1ad253f 33#include <errno.h>
90ae4673
RL		 34#include <openssl/err.h>
35#include <openssl/x509.h>
535d79da 36#include <openssl/x509v3.h>
9498dac4 37#include <openssl/http.h>
90ae4673 38#include <openssl/pem.h>
6d382c74 39#include <openssl/store.h>
90ae4673 40#include <openssl/pkcs12.h>
2fe5adc3 41#include <openssl/ui.h>
90ae4673 42#include <openssl/safestack.h>
3a1ee3c1 43#include <openssl/rsa.h>
a7e4ca5b 44#include <openssl/rand.h>
f0eae953 45#include <openssl/bn.h>
7e1b7485 46#include <openssl/ssl.h>
d382e796 47#include <openssl/core_names.h>
0b27381f 48#include "s_apps.h"
d610d27f 49#include "apps.h"
d610d27f 50
23b795d3
F		 51#include "internal/sockets.h" /* for openssl_fdset() */
52#include "internal/e_os.h"
53
a1ad253f
AP		 54#ifdef _WIN32
55static int WIN32_rename(const char *from, const char *to);
8cdb993d 56# define rename(from, to) WIN32_rename((from), (to))
a1ad253f
AP		 57#endif
58
d0cf719e
DMSP		 59#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
60# include <conio.h>
61#endif
62
96d4ec67 63#if defined(OPENSSL_SYS_MSDOS) && !defined(_WIN32) || defined(__BORLANDC__)
d0cf719e
DMSP		 64# define _kbhit kbhit
65#endif
66
15795943
DDO		 67static BIO *bio_open_default_(const char *filename, char mode, int format,
68 int quiet);
69
62ca1565
DO		 70#define PASS_SOURCE_SIZE_MAX 4
71
852c2ed2 72DEFINE_STACK_OF(CONF)
852c2ed2 73
8ca533e3 74typedef struct {
0f113f3e
MC		 75 const char *name;
76 unsigned long flag;
77 unsigned long mask;
8ca533e3
DSH		 78} NAME_EX_TBL;
79
0f113f3e 80static int set_table_opts(unsigned long *flags, const char *arg,
bbaeadb0 81 const NAME_EX_TBL *in_tbl);
0f113f3e 82static int set_multi_opts(unsigned long *flags, const char *arg,
bbaeadb0 83 const NAME_EX_TBL *in_tbl);
d02b48c6 84int app_init(long mesgwin);
0f113f3e 85
d02b48c6 86#ifndef APP_INIT
6b691a5c 87int app_init(long mesgwin)
0f113f3e 88{
208fb891 89 return 1;
0f113f3e 90}
d02b48c6 91#endif
53b1899e 92
fd3397fc
RL		 93int ctx_set_verify_locations(SSL_CTX *ctx,
94 const char *CAfile, int noCAfile,
95 const char *CApath, int noCApath,
96 const char *CAstore, int noCAstore)
7e1b7485 97{
fd3397fc 98 if (CAfile == NULL && CApath == NULL && CAstore == NULL) {
2b6bcb70
MC		 99 if (!noCAfile && SSL_CTX_set_default_verify_file(ctx) <= 0)
100 return 0;
101 if (!noCApath && SSL_CTX_set_default_verify_dir(ctx) <= 0)
102 return 0;
fd3397fc
RL		 103 if (!noCAstore && SSL_CTX_set_default_verify_store(ctx) <= 0)
104 return 0;
2b6bcb70
MC		 105
106 return 1;
107 }
fd3397fc
RL		 108
109 if (CAfile != NULL && !SSL_CTX_load_verify_file(ctx, CAfile))
110 return 0;
111 if (CApath != NULL && !SSL_CTX_load_verify_dir(ctx, CApath))
112 return 0;
113 if (CAstore != NULL && !SSL_CTX_load_verify_store(ctx, CAstore))
114 return 0;
115 return 1;
7e1b7485
RS		 116}
117
b5369582
RP		 118#ifndef OPENSSL_NO_CT
119
dd696a55
RP		 120int ctx_set_ctlog_list_file(SSL_CTX *ctx, const char *path)
121{
2234212c 122 if (path == NULL)
328f36c5 123 return SSL_CTX_set_default_ctlog_list_file(ctx);
dd696a55
RP		 124
125 return SSL_CTX_set_ctlog_list_file(ctx, path);
126}
127
b5369582
RP		 128#endif
129
b5c4209b
DB		 130static unsigned long nmflag = 0;
131static char nmflag_set = 0;
132
133int set_nameopt(const char *arg)
954ef7ef 134{
b5c4209b
DB		 135 int ret = set_name_ex(&nmflag, arg);
136
137 if (ret)
138 nmflag_set = 1;
139
140 return ret;
141}
54a656ef 142
b5c4209b
DB		 143unsigned long get_nameopt(void)
144{
8cdb993d 145 return
2411f9b6
TM		 146 nmflag_set ? nmflag : XN_FLAG_SEP_CPLUS_SPC | XN_FLAG_FN_SN
147 | ASN1_STRFLGS_ESC_CTRL
148 | ASN1_STRFLGS_UTF8_CONVERT
149 | ASN1_STRFLGS_DUMP_UNKNOWN
150 | ASN1_STRFLGS_DUMP_DER;
b5c4209b 151}
954ef7ef 152
32f7be2a 153void dump_cert_text(BIO *out, X509 *x)
b5c4209b 154{
46a11faf 155 print_name(out, "subject=", X509_get_subject_name(x));
46a11faf 156 print_name(out, "issuer=", X509_get_issuer_name(x));
954ef7ef 157}
a3fe382e 158
229446df
RS		 159int wrap_password_callback(char *buf, int bufsiz, int verify, void *userdata)
160{
161 return password_callback(buf, bufsiz, verify, (PW_CB_DATA *)userdata);
162}
163
cc696296 164static char *app_get_pass(const char *arg, int keepbio);
a3fe382e 165
6d382c74
DDO		 166char *get_passwd(const char *pass, const char *desc)
167{
168 char *result = NULL;
169
170 if (desc == NULL)
171 desc = "<unknown>";
172 if (!app_passwd(pass, NULL, &result, NULL))
173 BIO_printf(bio_err, "Error getting password for %s\n", desc);
174 if (pass != NULL && result == NULL) {
175 BIO_printf(bio_err,
176 "Trying plain input string (better precede with 'pass:')\n");
177 result = OPENSSL_strdup(pass);
178 if (result == NULL)
8cdb993d
DDO		 179 BIO_printf(bio_err,
180 "Out of memory getting password for %s\n", desc);
6d382c74
DDO		 181 }
182 return result;
183}
184
cc696296 185int app_passwd(const char *arg1, const char *arg2, char **pass1, char **pass2)
a3fe382e 186{
229446df
RS		 187 int same = arg1 != NULL && arg2 != NULL && strcmp(arg1, arg2) == 0;
188
2234212c 189 if (arg1 != NULL) {
7e1b7485 190 *pass1 = app_get_pass(arg1, same);
2234212c 191 if (*pass1 == NULL)
0f113f3e 192 return 0;
2234212c 193 } else if (pass1 != NULL) {
0f113f3e 194 *pass1 = NULL;
2234212c
PY		 195 }
196 if (arg2 != NULL) {
7e1b7485 197 *pass2 = app_get_pass(arg2, same ? 2 : 0);
2234212c 198 if (*pass2 == NULL)
0f113f3e 199 return 0;
2234212c 200 } else if (pass2 != NULL) {
0f113f3e 201 *pass2 = NULL;
2234212c 202 }
0f113f3e 203 return 1;
a3fe382e
DSH		 204}
205
cc696296 206static char *app_get_pass(const char *arg, int keepbio)
a3fe382e 207{
0f113f3e 208 static BIO *pwdbio = NULL;
229446df 209 char *tmp, tpass[APP_PASS_LEN];
0f113f3e 210 int i;
86885c28 211
62ca1565 212 /* PASS_SOURCE_SIZE_MAX = max number of chars before ':' in below strings */
2ff286c2
DDO		 213 if (CHECK_AND_SKIP_PREFIX(arg, "pass:"))
214 return OPENSSL_strdup(arg);
215 if (CHECK_AND_SKIP_PREFIX(arg, "env:")) {
216 tmp = getenv(arg);
2234212c 217 if (tmp == NULL) {
2ff286c2 218 BIO_printf(bio_err, "No environment variable %s\n", arg);
0f113f3e
MC		 219 return NULL;
220 }
7644a9ae 221 return OPENSSL_strdup(tmp);
0f113f3e 222 }
2234212c 223 if (!keepbio || pwdbio == NULL) {
2ff286c2
DDO		 224 if (CHECK_AND_SKIP_PREFIX(arg, "file:")) {
225 pwdbio = BIO_new_file(arg, "r");
2234212c 226 if (pwdbio == NULL) {
2ff286c2 227 BIO_printf(bio_err, "Can't open file %s\n", arg);
0f113f3e
MC		 228 return NULL;
229 }
eff7cb41 230#if !defined(_WIN32)
0f113f3e
MC		 231 /*
232 * Under _WIN32, which covers even Win64 and CE, file
233 * descriptors referenced by BIO_s_fd are not inherited
234 * by child process and therefore below is not an option.
235 * It could have been an option if bss_fd.c was operating
236 * on real Windows descriptors, such as those obtained
237 * with CreateFile.
238 */
2ff286c2 239 } else if (CHECK_AND_SKIP_PREFIX(arg, "fd:")) {
0f113f3e 240 BIO *btmp;
8cdb993d 241
2ff286c2 242 i = atoi(arg);
0f113f3e
MC		 243 if (i >= 0)
244 pwdbio = BIO_new_fd(i, BIO_NOCLOSE);
fa17f5c9 245 if ((i < 0) || pwdbio == NULL) {
2ff286c2 246 BIO_printf(bio_err, "Can't access file descriptor %s\n", arg);
0f113f3e
MC		 247 return NULL;
248 }
249 /*
250 * Can't do BIO_gets on an fd BIO so add a buffering BIO
251 */
252 btmp = BIO_new(BIO_f_buffer());
fa17f5c9 253 if (btmp == NULL) {
254 BIO_free_all(pwdbio);
255 pwdbio = NULL;
256 BIO_printf(bio_err, "Out of memory\n");
257 return NULL;
258 }
0f113f3e
MC		 259 pwdbio = BIO_push(btmp, pwdbio);
260#endif
86885c28 261 } else if (strcmp(arg, "stdin") == 0) {
efec0f46 262 unbuffer(stdin);
a60994df 263 pwdbio = dup_bio_in(FORMAT_TEXT);
12a765a5 264 if (pwdbio == NULL) {
7e1b7485 265 BIO_printf(bio_err, "Can't open BIO for stdin\n");
0f113f3e
MC		 266 return NULL;
267 }
268 } else {
62ca1565
DO		 269 /* argument syntax error; do not reveal too much about arg */
270 tmp = strchr(arg, ':');
271 if (tmp == NULL || tmp - arg > PASS_SOURCE_SIZE_MAX)
272 BIO_printf(bio_err,
273 "Invalid password argument, missing ':' within the first %d chars\n",
274 PASS_SOURCE_SIZE_MAX + 1);
275 else
276 BIO_printf(bio_err,
277 "Invalid password argument, starting with \"%.*s\"\n",
278 (int)(tmp - arg + 1), arg);
0f113f3e
MC		 279 return NULL;
280 }
281 }
282 i = BIO_gets(pwdbio, tpass, APP_PASS_LEN);
283 if (keepbio != 1) {
284 BIO_free_all(pwdbio);
285 pwdbio = NULL;
286 }
287 if (i <= 0) {
7e1b7485 288 BIO_printf(bio_err, "Error reading password from BIO\n");
0f113f3e
MC		 289 return NULL;
290 }
291 tmp = strchr(tpass, '\n');
2234212c 292 if (tmp != NULL)
0f113f3e 293 *tmp = 0;
7644a9ae 294 return OPENSSL_strdup(tpass);
a3fe382e 295}
90ae4673 296
da7f81d3
DDO		 297char *app_conf_try_string(const CONF *conf, const char *group, const char *name)
298{
299 char *res;
300
301 ERR_set_mark();
302 res = NCONF_get_string(conf, group, name);
303 if (res == NULL)
304 ERR_pop_to_mark();
305 else
306 ERR_clear_last_mark();
307 return res;
308}
309
b7782687
DDO		 310int app_conf_try_number(const CONF *conf, const char *group, const char *name,
311 long *result)
312{
313 int ok;
314
315 ERR_set_mark();
316 ok = NCONF_get_number(conf, group, name, result);
317 if (!ok)
318 ERR_pop_to_mark();
319 else
320 ERR_clear_last_mark();
321 return ok;
322}
da7f81d3 323
bfa470a4 324CONF *app_load_config_bio(BIO *in, const char *filename)
cc01d217
RS		 325{
326 long errorline = -1;
327 CONF *conf;
328 int i;
cc01d217 329
a1fb5eb9 330 conf = NCONF_new_ex(app_get0_libctx(), NULL);
cc01d217 331 i = NCONF_load_bio(conf, in, &errorline);
cc01d217
RS		 332 if (i > 0)
333 return conf;
334
bfa470a4
RL		 335 if (errorline <= 0) {
336 BIO_printf(bio_err, "%s: Can't load ", opt_getprog());
337 } else {
338 BIO_printf(bio_err, "%s: Error on line %ld of ", opt_getprog(),
339 errorline);
340 }
341 if (filename != NULL)
342 BIO_printf(bio_err, "config file \"%s\"\n", filename);
cc01d217 343 else
bfa470a4
RL		 344 BIO_printf(bio_err, "config input");
345
cc01d217
RS		 346 NCONF_free(conf);
347 return NULL;
348}
2234212c 349
15795943 350CONF *app_load_config_verbose(const char *filename, int verbose)
296f54ee 351{
15795943
DDO		 352 if (verbose) {
353 if (*filename == '\0')
354 BIO_printf(bio_err, "No configuration used\n");
355 else
356 BIO_printf(bio_err, "Using configuration from %s\n", filename);
357 }
358 return app_load_config_internal(filename, 0);
296f54ee 359}
2234212c 360
15795943 361CONF *app_load_config_internal(const char *filename, int quiet)
296f54ee 362{
18d9c9bf 363 BIO *in;
296f54ee
RL		 364 CONF *conf;
365
18d9c9bf
TM		 366 if (filename == NULL || *filename != '\0') {
367 if ((in = bio_open_default_(filename, 'r', FORMAT_TEXT, quiet)) == NULL)
368 return NULL;
369 conf = app_load_config_bio(in, filename);
370 BIO_free(in);
371 } else {
372 /* Return empty config if filename is empty string. */
a1fb5eb9 373 conf = NCONF_new_ex(app_get0_libctx(), NULL);
18d9c9bf 374 }
296f54ee
RL		 375 return conf;
376}
377
378int app_load_modules(const CONF *config)
379{
380 CONF *to_free = NULL;
381
382 if (config == NULL)
dccd20d1 383 config = to_free = app_load_config_quiet(default_config_file);
296f54ee 384 if (config == NULL)
dccd20d1 385 return 1;
296f54ee
RL		 386
387 if (CONF_modules_load(config, NULL, 0) <= 0) {
388 BIO_printf(bio_err, "Error configuring OpenSSL modules\n");
389 ERR_print_errors(bio_err);
390 NCONF_free(to_free);
391 return 0;
392 }
393 NCONF_free(to_free);
394 return 1;
395}
cc01d217 396
7e1b7485 397int add_oid_section(CONF *conf)
0f113f3e
MC		 398{
399 char *p;
400 STACK_OF(CONF_VALUE) *sktmp;
401 CONF_VALUE *cnf;
402 int i;
75ebbd9a 403
da7f81d3 404 if ((p = app_conf_try_string(conf, NULL, "oid_section")) == NULL)
0f113f3e 405 return 1;
75ebbd9a 406 if ((sktmp = NCONF_get_section(conf, p)) == NULL) {
7e1b7485 407 BIO_printf(bio_err, "problem loading oid section %s\n", p);
0f113f3e
MC		 408 return 0;
409 }
410 for (i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
411 cnf = sk_CONF_VALUE_value(sktmp, i);
412 if (OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
7e1b7485 413 BIO_printf(bio_err, "problem creating object %s=%s\n",
0f113f3e
MC		 414 cnf->name, cnf->value);
415 return 0;
416 }
417 }
418 return 1;
431b0cce
RL		 419}
420
ae89578b
SL		 421CONF *app_load_config_modules(const char *configfile)
422{
423 CONF *conf = NULL;
424
425 if (configfile != NULL) {
15795943 426 if ((conf = app_load_config_verbose(configfile, 1)) == NULL)
ae89578b
SL		 427 return NULL;
428 if (configfile != default_config_file && !app_load_modules(conf)) {
429 NCONF_free(conf);
430 conf = NULL;
431 }
432 }
433 return conf;
434}
435
2ff286c2
DDO		 436#define IS_HTTP(uri) ((uri) != NULL && HAS_PREFIX(uri, OSSL_HTTP_PREFIX))
437#define IS_HTTPS(uri) ((uri) != NULL && HAS_PREFIX(uri, OSSL_HTTPS_PREFIX))
9498dac4 438
d382e796 439X509 *load_cert_pass(const char *uri, int format, int maybe_stdin,
6d382c74 440 const char *pass, const char *desc)
0f113f3e 441{
6d382c74 442 X509 *cert = NULL;
0f113f3e 443
6d382c74
DDO		 444 if (desc == NULL)
445 desc = "certificate";
6e249947 446 if (IS_HTTPS(uri)) {
9498dac4 447 BIO_printf(bio_err, "Loading %s over HTTPS is unsupported\n", desc);
6e249947 448 } else if (IS_HTTP(uri)) {
9498dac4 449 cert = X509_load_http(uri, NULL, NULL, 0 /* timeout */);
6e249947
DDO		 450 if (cert == NULL) {
451 ERR_print_errors(bio_err);
452 BIO_printf(bio_err, "Unable to load %s from %s\n", desc, uri);
453 }
454 } else {
0e89b396 455 (void)load_key_certs_crls(uri, format, maybe_stdin, pass, desc, 0,
9498dac4 456 NULL, NULL, NULL, &cert, NULL, NULL, NULL);
0f113f3e 457 }
6d382c74 458 return cert;
0f113f3e 459}
90ae4673 460
d382e796
TM		 461X509_CRL *load_crl(const char *uri, int format, int maybe_stdin,
462 const char *desc)
6d382c74
DDO		 463{
464 X509_CRL *crl = NULL;
9d5aca65 465
6d382c74
DDO		 466 if (desc == NULL)
467 desc = "CRL";
6e249947 468 if (IS_HTTPS(uri)) {
9498dac4 469 BIO_printf(bio_err, "Loading %s over HTTPS is unsupported\n", desc);
6e249947 470 } else if (IS_HTTP(uri)) {
9498dac4 471 crl = X509_CRL_load_http(uri, NULL, NULL, 0 /* timeout */);
6e249947
DDO		 472 if (crl == NULL) {
473 ERR_print_errors(bio_err);
474 BIO_printf(bio_err, "Unable to load %s from %s\n", desc, uri);
475 }
476 } else {
0e89b396 477 (void)load_key_certs_crls(uri, format, maybe_stdin, NULL, desc, 0,
9498dac4 478 NULL, NULL, NULL, NULL, NULL, &crl, NULL);
0f113f3e 479 }
6d382c74 480 return crl;
9d5aca65
DO		 481}
482
200d8447 483/* Could be simplified if OSSL_STORE supported CSRs, see FR #15725 */
9d5aca65
DO		 484X509_REQ *load_csr(const char *file, int format, const char *desc)
485{
486 X509_REQ *req = NULL;
487 BIO *in;
488
d382e796
TM		 489 if (format == FORMAT_UNDEF)
490 format = FORMAT_PEM;
9d5aca65
DO		 491 in = bio_open_default(file, 'r', format);
492 if (in == NULL)
493 goto end;
494
495 if (format == FORMAT_ASN1)
496 req = d2i_X509_REQ_bio(in, NULL);
497 else if (format == FORMAT_PEM)
498 req = PEM_read_bio_X509_REQ(in, NULL, NULL, NULL);
3ee4e8ce 499 else
51c833ac 500 print_format_error(format, OPT_FMT_PEMDER);
fdb78f3d 501
0f113f3e 502 end:
6d382c74 503 if (req == NULL) {
9d5aca65 504 ERR_print_errors(bio_err);
200d8447
DDO		 505 if (desc != NULL)
506 BIO_printf(bio_err, "Unable to load %s\n", desc);
9d5aca65 507 }
0f113f3e 508 BIO_free(in);
9d5aca65 509 return req;
0f113f3e 510}
fdb78f3d 511
200d8447 512/* Better extend OSSL_STORE to support CSRs, see FR #15725 */
a75f707f
TZ		 513X509_REQ *load_csr_autofmt(const char *infile, int format,
514 STACK_OF(OPENSSL_STRING) *vfyopts, const char *desc)
200d8447
DDO		 515{
516 X509_REQ *csr;
517
518 if (format != FORMAT_UNDEF) {
519 csr = load_csr(infile, format, desc);
520 } else { /* try PEM, then DER */
521 BIO *bio_bak = bio_err;
522
523 bio_err = NULL; /* do not show errors on more than one try */
524 csr = load_csr(infile, FORMAT_PEM, NULL /* desc */);
525 bio_err = bio_bak;
526 if (csr == NULL) {
527 ERR_clear_error();
528 csr = load_csr(infile, FORMAT_ASN1, NULL /* desc */);
529 }
530 if (csr == NULL) {
531 BIO_printf(bio_err, "error: unable to load %s from file '%s'\n",
532 desc, infile);
533 }
534 }
535 if (csr != NULL) {
536 EVP_PKEY *pkey = X509_REQ_get0_pubkey(csr);
a75f707f 537 int ret = do_X509_REQ_verify(csr, pkey, vfyopts);
200d8447
DDO		 538
539 if (pkey == NULL || ret < 0)
a75f707f 540 BIO_puts(bio_err, "Warning: error while verifying CSR self-signature\n");
200d8447 541 else if (ret == 0)
a75f707f 542 BIO_puts(bio_err, "Warning: CSR self-signature does not match the contents\n");
200d8447
DDO		 543 return csr;
544 }
545 return csr;
546}
547
6d382c74
DDO		 548void cleanse(char *str)
549{
550 if (str != NULL)
551 OPENSSL_cleanse(str, strlen(str));
552}
553
554void clear_free(char *str)
555{
556 if (str != NULL)
557 OPENSSL_clear_free(str, strlen(str));
558}
559
560EVP_PKEY *load_key(const char *uri, int format, int may_stdin,
9d5aca65 561 const char *pass, ENGINE *e, const char *desc)
0f113f3e 562{
0f113f3e 563 EVP_PKEY *pkey = NULL;
f91d003a 564 char *allocated_uri = NULL;
0f113f3e 565
6d382c74
DDO		 566 if (desc == NULL)
567 desc = "private key";
0f113f3e 568
0e89b396 569 if (format == FORMAT_ENGINE)
f91d003a 570 uri = allocated_uri = make_engine_uri(e, uri, desc);
0e89b396 571 (void)load_key_certs_crls(uri, format, may_stdin, pass, desc, 0,
f91d003a 572 &pkey, NULL, NULL, NULL, NULL, NULL, NULL);
3ee4e8ce 573
f91d003a 574 OPENSSL_free(allocated_uri);
26a7d938 575 return pkey;
0f113f3e 576}
90ae4673 577
0e89b396 578/* first try reading public key, on failure resort to loading private key */
6d382c74 579EVP_PKEY *load_pubkey(const char *uri, int format, int maybe_stdin,
9d5aca65 580 const char *pass, ENGINE *e, const char *desc)
0f113f3e 581{
0f113f3e 582 EVP_PKEY *pkey = NULL;
f91d003a 583 char *allocated_uri = NULL;
0f113f3e 584
6d382c74
DDO		 585 if (desc == NULL)
586 desc = "public key";
0f113f3e 587
0e89b396 588 if (format == FORMAT_ENGINE)
f91d003a 589 uri = allocated_uri = make_engine_uri(e, uri, desc);
0e89b396 590 (void)load_key_certs_crls(uri, format, maybe_stdin, pass, desc, 1,
f91d003a 591 NULL, &pkey, NULL, NULL, NULL, NULL, NULL);
0e89b396
DDO		 592 if (pkey == NULL)
593 (void)load_key_certs_crls(uri, format, maybe_stdin, pass, desc, 0,
594 &pkey, NULL, NULL, NULL, NULL, NULL, NULL);
f91d003a 595 OPENSSL_free(allocated_uri);
26a7d938 596 return pkey;
0f113f3e 597}
bd08a2bd 598
ef044913 599EVP_PKEY *load_keyparams_suppress(const char *uri, int format, int maybe_stdin,
8cdb993d
DDO		 600 const char *keytype, const char *desc,
601 int suppress_decode_errors)
b78c777e
RL		 602{
603 EVP_PKEY *params = NULL;
604
605 if (desc == NULL)
606 desc = "key parameters";
6e249947 607 (void)load_key_certs_crls(uri, format, maybe_stdin, NULL, desc,
0e89b396 608 suppress_decode_errors,
6e249947 609 NULL, NULL, &params, NULL, NULL, NULL, NULL);
8b0ec099 610 if (params != NULL && keytype != NULL && !EVP_PKEY_is_a(params, keytype)) {
6e249947
DDO		 611 ERR_print_errors(bio_err);
612 BIO_printf(bio_err,
613 "Unable to load %s from %s (unexpected parameters type)\n",
614 desc, uri);
8b0ec099
MC		 615 EVP_PKEY_free(params);
616 params = NULL;
b78c777e
RL		 617 }
618 return params;
619}
620
ef044913
SL		 621EVP_PKEY *load_keyparams(const char *uri, int format, int maybe_stdin,
622 const char *keytype, const char *desc)
623{
624 return load_keyparams_suppress(uri, format, maybe_stdin, keytype, desc, 0);
625}
626
e306f83c
RL		 627void app_bail_out(char *fmt, ...)
628{
629 va_list args;
630
631 va_start(args, fmt);
632 BIO_vprintf(bio_err, fmt, args);
633 va_end(args);
634 ERR_print_errors(bio_err);
a7e4ca5b 635 exit(EXIT_FAILURE);
e306f83c
RL		 636}
637
b1c908f4 638void *app_malloc(size_t sz, const char *what)
68dc6824
RS		 639{
640 void *vp = OPENSSL_malloc(sz);
641
e306f83c 642 if (vp == NULL)
b1c908f4 643 app_bail_out("%s: Could not allocate %zu bytes for %s\n",
e306f83c 644 opt_getprog(), sz, what);
68dc6824
RS		 645 return vp;
646}
647
4f288b60
ES		 648void *app_malloc_array(size_t n, size_t sz, const char *what)
649{
650 void *vp = OPENSSL_malloc_array(n, sz);
651
652 if (vp == NULL)
653 app_bail_out("%s: Could not allocate %zu*%zu bytes for %s\n",
654 opt_getprog(), n, sz, what);
655 return vp;
656}
657
f62846b7
DDO		 658char *next_item(char *opt) /* in list separated by comma and/or space */
659{
660 /* advance to separator (comma or whitespace), if any */
8a2e74d0 661 while (*opt != ',' && !isspace(_UC(*opt)) && *opt != '\0')
f62846b7 662 opt++;
f62846b7
DDO		 663 if (*opt != '\0') {
664 /* terminate current item */
665 *opt++ = '\0';
666 /* skip over any whitespace after separator */
8a2e74d0 667 while (isspace(_UC(*opt)))
f62846b7
DDO		 668 opt++;
669 }
670 return *opt == '\0' ? NULL : opt; /* NULL indicates end of input */
671}
672
673static void warn_cert_msg(const char *uri, X509 *cert, const char *msg)
674{
675 char *subj = X509_NAME_oneline(X509_get_subject_name(cert), NULL, 0);
676
49f07be4 677 BIO_printf(bio_err, "Warning: certificate from '%s' with subject '%s' %s\n",
f62846b7
DDO		 678 uri, subj, msg);
679 OPENSSL_free(subj);
680}
681
682static void warn_cert(const char *uri, X509 *cert, int warn_EE,
683 X509_VERIFY_PARAM *vpm)
684{
685 uint32_t ex_flags = X509_get_extension_flags(cert);
48a2d1e4
BB		 686 /*
687 * This should not be used as as example for how to verify
688 * certificates. This treats an invalid not before or an invalid
689 * not after time in the certificate as infinitely valid, which
690 * you don't want outside of a toy testing function like this.
691 */
f62846b7
DDO		 692 int res = X509_cmp_timeframe(vpm, X509_get0_notBefore(cert),
693 X509_get0_notAfter(cert));
694
695 if (res != 0)
696 warn_cert_msg(uri, cert, res > 0 ? "has expired" : "not yet valid");
697 if (warn_EE && (ex_flags & EXFLAG_V1) == 0 && (ex_flags & EXFLAG_CA) == 0)
698 warn_cert_msg(uri, cert, "is not a CA cert");
699}
700
701static void warn_certs(const char *uri, STACK_OF(X509) *certs, int warn_EE,
702 X509_VERIFY_PARAM *vpm)
703{
704 int i;
705
706 for (i = 0; i < sk_X509_num(certs); i++)
707 warn_cert(uri, sk_X509_value(certs, i), warn_EE, vpm);
708}
709
710int load_cert_certs(const char *uri,
711 X509 **pcert, STACK_OF(X509) **pcerts,
712 int exclude_http, const char *pass, const char *desc,
713 X509_VERIFY_PARAM *vpm)
714{
715 int ret = 0;
716 char *pass_string;
717
6e249947
DDO		 718 if (desc == NULL)
719 desc = pcerts == NULL ? "certificate" : "certificates";
747adb6a
DDO		 720 if (exclude_http && (HAS_CASE_PREFIX(uri, "http://")
721 || HAS_CASE_PREFIX(uri, "https://"))) {
f62846b7
DDO		 722 BIO_printf(bio_err, "error: HTTP retrieval not allowed for %s\n", desc);
723 return ret;
724 }
725 pass_string = get_passwd(pass, desc);
0e89b396 726 ret = load_key_certs_crls(uri, FORMAT_UNDEF, 0, pass_string, desc, 0,
6e249947 727 NULL, NULL, NULL, pcert, pcerts, NULL, NULL);
f62846b7
DDO		 728 clear_free(pass_string);
729
730 if (ret) {
731 if (pcert != NULL)
732 warn_cert(uri, *pcert, 0, vpm);
8c870f6b
P		 733 if (pcerts != NULL)
734 warn_certs(uri, *pcerts, 1, vpm);
f62846b7 735 } else {
8c870f6b
P		 736 if (pcerts != NULL) {
737 OSSL_STACK_OF_X509_free(*pcerts);
738 *pcerts = NULL;
739 }
f62846b7
DDO		 740 }
741 return ret;
742}
743
744STACK_OF(X509) *load_certs_multifile(char *files, const char *pass,
745 const char *desc, X509_VERIFY_PARAM *vpm)
746{
747 STACK_OF(X509) *certs = NULL;
748 STACK_OF(X509) *result = sk_X509_new_null();
749
750 if (files == NULL)
751 goto err;
752 if (result == NULL)
753 goto oom;
754
755 while (files != NULL) {
756 char *next = next_item(files);
757
758 if (!load_cert_certs(files, NULL, &certs, 0, pass, desc, vpm))
759 goto err;
760 if (!X509_add_certs(result, certs,
761 X509_ADD_FLAG_UP_REF | X509_ADD_FLAG_NO_DUP))
762 goto oom;
79b2a2f2 763 OSSL_STACK_OF_X509_free(certs);
f62846b7
DDO		 764 certs = NULL;
765 files = next;
766 }
767 return result;
768
769 oom:
770 BIO_printf(bio_err, "out of memory\n");
771 err:
79b2a2f2
DDO		 772 OSSL_STACK_OF_X509_free(certs);
773 OSSL_STACK_OF_X509_free(result);
f62846b7
DDO		 774 return NULL;
775}
776
777static X509_STORE *sk_X509_to_store(X509_STORE *store /* may be NULL */,
778 const STACK_OF(X509) *certs /* may NULL */)
779{
780 int i;
781
782 if (store == NULL)
783 store = X509_STORE_new();
784 if (store == NULL)
785 return NULL;
786 for (i = 0; i < sk_X509_num(certs); i++) {
787 if (!X509_STORE_add_cert(store, sk_X509_value(certs, i))) {
788 X509_STORE_free(store);
789 return NULL;
790 }
791 }
792 return store;
793}
794
795/*
796 * Create cert store structure with certificates read from given file(s).
797 * Returns pointer to created X509_STORE on success, NULL on error.
798 */
799X509_STORE *load_certstore(char *input, const char *pass, const char *desc,
800 X509_VERIFY_PARAM *vpm)
801{
802 X509_STORE *store = NULL;
803 STACK_OF(X509) *certs = NULL;
804
805 while (input != NULL) {
806 char *next = next_item(input);
807 int ok;
808
809 if (!load_cert_certs(input, NULL, &certs, 1, pass, desc, vpm)) {
810 X509_STORE_free(store);
811 return NULL;
812 }
813 ok = (store = sk_X509_to_store(store, certs)) != NULL;
79b2a2f2 814 OSSL_STACK_OF_X509_free(certs);
f62846b7
DDO		 815 certs = NULL;
816 if (!ok)
817 return NULL;
818 input = next;
819 }
820 return store;
821}
822
0996dc54 823/*
6b4a77f5 824 * Initialize or extend, if *certs != NULL, a certificate stack.
c4adc5ba 825 * The caller is responsible for freeing *certs if its value is left not NULL.
0996dc54 826 */
ea51096e 827int load_certs(const char *uri, int maybe_stdin, STACK_OF(X509) **certs,
a773b52a 828 const char *pass, const char *desc)
0f113f3e 829{
6e249947
DDO		 830 int ret, was_NULL = *certs == NULL;
831
832 if (desc == NULL)
833 desc = "certificates";
0e89b396 834 ret = load_key_certs_crls(uri, FORMAT_UNDEF, maybe_stdin, pass, desc, 0,
6e249947 835 NULL, NULL, NULL, NULL, certs, NULL, NULL);
c4adc5ba
DDO		 836
837 if (!ret && was_NULL) {
79b2a2f2 838 OSSL_STACK_OF_X509_free(*certs);
c4adc5ba
DDO		 839 *certs = NULL;
840 }
841 return ret;
0f113f3e 842}
245d2ee3 843
0996dc54 844/*
6b4a77f5 845 * Initialize or extend, if *crls != NULL, a certificate stack.
c4adc5ba 846 * The caller is responsible for freeing *crls if its value is left not NULL.
0996dc54 847 */
b3c5aadf 848int load_crls(const char *uri, STACK_OF(X509_CRL) **crls,
a773b52a 849 const char *pass, const char *desc)
0f113f3e 850{
6e249947
DDO		 851 int ret, was_NULL = *crls == NULL;
852
853 if (desc == NULL)
854 desc = "CRLs";
0e89b396 855 ret = load_key_certs_crls(uri, FORMAT_UNDEF, 0, pass, desc, 0,
6e249947 856 NULL, NULL, NULL, NULL, NULL, NULL, crls);
c4adc5ba
DDO		 857
858 if (!ret && was_NULL) {
859 sk_X509_CRL_pop_free(*crls, X509_CRL_free);
860 *crls = NULL;
861 }
862 return ret;
0f113f3e
MC		 863}
864
d382e796
TM		 865static const char *format2string(int format)
866{
1287dabd 867 switch (format) {
d382e796
TM		 868 case FORMAT_PEM:
869 return "PEM";
870 case FORMAT_ASN1:
871 return "DER";
31b5f3f3
VD		 872 case FORMAT_PVK:
873 return "PVK";
874 case FORMAT_MSBLOB:
875 return "MSBLOB";
d382e796
TM		 876 }
877 return NULL;
878}
879
dd73b45e 880/* Set type expectation, but set to 0 if objects of multiple types expected. */
8cdb993d
DDO		 881#define SET_EXPECT(val) \
882 (expect = expect < 0 ? (val) : (expect == (val) ? (val) : 0))
883#define SET_EXPECT1(pvar, val) \
884 if ((pvar) != NULL) { \
885 *(pvar) = NULL; \
886 SET_EXPECT(val); \
887 }
dd73b45e 888/* Provide (error msg) text for some of the credential types to be loaded. */
8cdb993d 889#define FAIL_NAME \
4085ba87
DDO		 890 (ppkey != NULL ? "private key" : ppubkey != NULL ? "public key" : \
891 pparams != NULL ? "key parameters" : \
892 pcert != NULL ? "certificate" : pcerts != NULL ? "certificates" : \
893 pcrl != NULL ? "CRL" : pcrls != NULL ? "CRLs" : NULL)
6d382c74
DDO		 894/*
895 * Load those types of credentials for which the result pointer is not NULL.
dd73b45e
DDO		 896 * Reads from stdin if 'uri' is NULL and 'maybe_stdin' is nonzero.
897 * 'format' parameter may be FORMAT_PEM, FORMAT_ASN1, or 0 for no hint.
898 * desc may contain more detail on the credential(s) to be loaded for error msg
b3c5aadf
DDO		 899 * For non-NULL ppkey, pcert, and pcrl the first suitable value found is loaded.
900 * If pcerts is non-NULL and *pcerts == NULL then a new cert list is allocated.
901 * If pcerts is non-NULL then all available certificates are appended to *pcerts
902 * except any certificate assigned to *pcert.
903 * If pcrls is non-NULL and *pcrls == NULL then a new list of CRLs is allocated.
904 * If pcrls is non-NULL then all available CRLs are appended to *pcerts
905 * except any CRL assigned to *pcrl.
906 * In any case (also on error) the caller is responsible for freeing all members
907 * of *pcerts and *pcrls (as far as they are not NULL).
6d382c74 908 */
6e249947 909int load_key_certs_crls(const char *uri, int format, int maybe_stdin,
0e89b396
DDO		 910 const char *pass, const char *desc, int quiet,
911 EVP_PKEY **ppkey, EVP_PKEY **ppubkey,
912 EVP_PKEY **pparams,
6e249947
DDO		 913 X509 **pcert, STACK_OF(X509) **pcerts,
914 X509_CRL **pcrl, STACK_OF(X509_CRL) **pcrls)
6d382c74
DDO		 915{
916 PW_CB_DATA uidata;
917 OSSL_STORE_CTX *ctx = NULL;
b4250010 918 OSSL_LIB_CTX *libctx = app_get0_libctx();
6725682d 919 const char *propq = app_get0_propq();
8cdb993d
DDO		 920 int ncerts = 0, ncrls = 0, expect = -1;
921 const char *failed = FAIL_NAME;
d382e796
TM		 922 const char *input_type;
923 OSSL_PARAM itp[2];
924 const OSSL_PARAM *params = NULL;
6d382c74 925
dd73b45e 926 /* 'failed' describes type of credential to load for potential error msg */
8cdb993d 927 if (failed == NULL) {
0e89b396 928 if (!quiet)
dd73b45e 929 BIO_printf(bio_err, "Internal error: nothing was requested to load from %s\n",
0e89b396 930 uri != NULL ? uri : "<stdin>");
8cdb993d 931 return 0;
f91d003a 932 }
dd73b45e 933 /* suppress any extraneous errors left over from failed parse attempts */
8cdb993d
DDO		 934 ERR_set_mark();
935
936 SET_EXPECT1(ppkey, OSSL_STORE_INFO_PKEY);
937 SET_EXPECT1(ppubkey, OSSL_STORE_INFO_PUBKEY);
938 SET_EXPECT1(pparams, OSSL_STORE_INFO_PARAMS);
939 SET_EXPECT1(pcert, OSSL_STORE_INFO_CERT);
dd73b45e 940 /*
e70d3b18 941 * Up to here, the following holds.
dd73b45e
DDO		 942 * If just one of the ppkey, ppubkey, pparams, and pcert function parameters
943 * is nonzero, expect > 0 indicates which type of credential is expected.
944 * If expect == 0, more than one of them is nonzero (multiple types expected).
945 */
946
3a2171f6
MC		 947 if (pcerts != NULL) {
948 if (*pcerts == NULL && (*pcerts = sk_X509_new_null()) == NULL) {
0e89b396
DDO		 949 if (!quiet)
950 BIO_printf(bio_err, "Out of memory loading");
3a2171f6
MC		 951 goto end;
952 }
dd73b45e
DDO		 953 /*
954 * Adapt the 'expect' variable:
955 * set to OSSL_STORE_INFO_CERT if no other type is expected so far,
956 * otherwise set to 0 (indicating that multiple types are expected).
957 */
8cdb993d 958 SET_EXPECT(OSSL_STORE_INFO_CERT);
f91d003a 959 }
8cdb993d 960 SET_EXPECT1(pcrl, OSSL_STORE_INFO_CRL);
3a2171f6
MC		 961 if (pcrls != NULL) {
962 if (*pcrls == NULL && (*pcrls = sk_X509_CRL_new_null()) == NULL) {
0e89b396
DDO		 963 if (!quiet)
964 BIO_printf(bio_err, "Out of memory loading");
3a2171f6
MC		 965 goto end;
966 }
dd73b45e
DDO		 967 /*
968 * Adapt the 'expect' variable:
969 * set to OSSL_STORE_INFO_CRL if no other type is expected so far,
970 * otherwise set to 0 (indicating that multiple types are expected).
971 */
8cdb993d 972 SET_EXPECT(OSSL_STORE_INFO_CRL);
b3c5aadf 973 }
6d382c74 974
6d382c74
DDO		 975 uidata.password = pass;
976 uidata.prompt_info = uri;
977
d382e796 978 if ((input_type = format2string(format)) != NULL) {
8cdb993d
DDO		 979 itp[0] = OSSL_PARAM_construct_utf8_string(OSSL_STORE_PARAM_INPUT_TYPE,
980 (char *)input_type, 0);
981 itp[1] = OSSL_PARAM_construct_end();
982 params = itp;
d382e796
TM		 983 }
984
6d382c74
DDO		 985 if (uri == NULL) {
986 BIO *bio;
987
988 if (!maybe_stdin) {
0e89b396 989 if (!quiet)
81d037b8 990 BIO_printf(bio_err, "No filename or uri specified for loading\n");
6d382c74
DDO		 991 goto end;
992 }
50eb2a50 993 uri = "<stdin>";
6d382c74
DDO		 994 unbuffer(stdin);
995 bio = BIO_new_fp(stdin, 0);
857c223b 996 if (bio != NULL) {
6725682d 997 ctx = OSSL_STORE_attach(bio, "file", libctx, propq,
d382e796
TM		 998 get_ui_method(), &uidata, params,
999 NULL, NULL);
857c223b
SL		 1000 BIO_free(bio);
1001 }
6d382c74 1002 } else {
d8652be0 1003 ctx = OSSL_STORE_open_ex(uri, libctx, propq, get_ui_method(), &uidata,
d382e796 1004 params, NULL, NULL);
6d382c74 1005 }
edc2b6e3
TM		 1006 if (ctx == NULL) {
1007 if (!quiet)
1008 BIO_printf(bio_err, "Could not open file or uri for loading");
6d382c74 1009 goto end;
edc2b6e3 1010 }
dd73b45e 1011 /* expect == 0 means here multiple types of credentials are to be loaded */
edc2b6e3
TM		 1012 if (expect > 0 && !OSSL_STORE_expect(ctx, expect)) {
1013 if (!quiet)
1014 BIO_printf(bio_err, "Internal error trying to load");
f91d003a 1015 goto end;
edc2b6e3 1016 }
f91d003a 1017
87495d56 1018 failed = NULL;
dd73b45e
DDO		 1019 /* from here, failed != NULL only if actually an error has been detected */
1020
8cdb993d
DDO		 1021 while ((ppkey != NULL || ppubkey != NULL || pparams != NULL
1022 || pcert != NULL || pcerts != NULL || pcrl != NULL || pcrls != NULL)
1023 && !OSSL_STORE_eof(ctx)) {
6d382c74 1024 OSSL_STORE_INFO *info = OSSL_STORE_load(ctx);
50eb2a50 1025 int type, ok = 1;
6d382c74 1026
3a2171f6
MC		 1027 /*
1028 * This can happen (for example) if we attempt to load a file with
1029 * multiple different types of things in it - but the thing we just
1030 * tried to load wasn't one of the ones we wanted, e.g. if we're trying
1031 * to load a certificate but the file has both the private key and the
1032 * certificate in it. We just retry until eof.
1033 */
1034 if (info == NULL) {
3a2171f6
MC		 1035 continue;
1036 }
1037
50eb2a50 1038 type = OSSL_STORE_INFO_get_type(info);
6d382c74
DDO		 1039 switch (type) {
1040 case OSSL_STORE_INFO_PKEY:
8cdb993d 1041 if (ppkey != NULL) {
b3c5aadf 1042 ok = (*ppkey = OSSL_STORE_INFO_get1_PKEY(info)) != NULL;
8cdb993d
DDO		 1043 if (ok)
1044 ppkey = NULL;
1045 break;
d8a809db 1046 }
2274d22d
RL		 1047 /*
1048 * An EVP_PKEY with private parts also holds the public parts,
1049 * so if the caller asked for a public key, and we got a private
1050 * key, we can still pass it back.
1051 */
9929c817 1052 /* fall through */
2274d22d 1053 case OSSL_STORE_INFO_PUBKEY:
8cdb993d
DDO		 1054 if (ppubkey != NULL) {
1055 ok = (*ppubkey = OSSL_STORE_INFO_get1_PUBKEY(info)) != NULL;
1056 if (ok)
1057 ppubkey = NULL;
d8a809db 1058 }
6d382c74 1059 break;
b78c777e 1060 case OSSL_STORE_INFO_PARAMS:
8cdb993d
DDO		 1061 if (pparams != NULL) {
1062 ok = (*pparams = OSSL_STORE_INFO_get1_PARAMS(info)) != NULL;
1063 if (ok)
1064 pparams = NULL;
d8a809db 1065 }
b78c777e 1066 break;
6d382c74 1067 case OSSL_STORE_INFO_CERT:
8cdb993d 1068 if (pcert != NULL) {
b3c5aadf 1069 ok = (*pcert = OSSL_STORE_INFO_get1_CERT(info)) != NULL;
8cdb993d
DDO		 1070 if (ok)
1071 pcert = NULL;
1072 } else if (pcerts != NULL) {
b3c5aadf
DDO		 1073 ok = X509_add_cert(*pcerts,
1074 OSSL_STORE_INFO_get1_CERT(info),
1075 X509_ADD_FLAG_DEFAULT);
8cdb993d 1076 }
b3c5aadf 1077 ncerts += ok;
6d382c74
DDO		 1078 break;
1079 case OSSL_STORE_INFO_CRL:
8cdb993d 1080 if (pcrl != NULL) {
b3c5aadf 1081 ok = (*pcrl = OSSL_STORE_INFO_get1_CRL(info)) != NULL;
8cdb993d
DDO		 1082 if (ok)
1083 pcrl = NULL;
1084 } else if (pcrls != NULL) {
b3c5aadf 1085 ok = sk_X509_CRL_push(*pcrls, OSSL_STORE_INFO_get1_CRL(info));
8cdb993d 1086 }
b3c5aadf 1087 ncrls += ok;
6d382c74
DDO		 1088 break;
1089 default:
dd73b45e 1090 /* skip any other type; ok stays == 1 */
6d382c74
DDO		 1091 break;
1092 }
1093 OSSL_STORE_INFO_free(info);
b3c5aadf 1094 if (!ok) {
8cdb993d 1095 failed = OSSL_STORE_INFO_type_string(type);
0e89b396
DDO		 1096 if (!quiet)
1097 BIO_printf(bio_err, "Error reading");
6d382c74
DDO		 1098 break;
1099 }
1100 }
1101
1102 end:
1103 OSSL_STORE_close(ctx);
dd73b45e
DDO		 1104
1105 /* see if any of the requested types of credentials was not found */
87495d56 1106 if (failed == NULL) {
dd73b45e
DDO		 1107 if (ncerts > 0)
1108 pcerts = NULL;
1109 if (ncrls > 0)
1110 pcrls = NULL;
8cdb993d 1111 failed = FAIL_NAME;
0e89b396 1112 if (failed != NULL && !quiet)
fedab100 1113 BIO_printf(bio_err, "Could not find");
b3c5aadf 1114 }
dd73b45e 1115
0e89b396 1116 if (failed != NULL && !quiet) {
6e249947
DDO		 1117 unsigned long err = ERR_peek_last_error();
1118
dd73b45e 1119 /* continue the error message with the type of credential affected */
50eb2a50
DDO		 1120 if (desc != NULL && strstr(desc, failed) != NULL) {
1121 BIO_printf(bio_err, " %s", desc);
1122 } else {
1123 BIO_printf(bio_err, " %s", failed);
1124 if (desc != NULL)
1125 BIO_printf(bio_err, " of %s", desc);
1126 }
1127 if (uri != NULL)
1128 BIO_printf(bio_err, " from %s", uri);
6e249947
DDO		 1129 if (ERR_SYSTEM_ERROR(err)) {
1130 /* provide more readable diagnostic output */
1131 BIO_printf(bio_err, ": %s", strerror(ERR_GET_REASON(err)));
1132 ERR_pop_to_mark();
1133 ERR_set_mark();
1134 }
50eb2a50 1135 BIO_printf(bio_err, "\n");
87495d56 1136 ERR_print_errors(bio_err);
50eb2a50 1137 }
0e89b396 1138 if (quiet || failed == NULL)
6e249947
DDO		 1139 /* clear any suppressed or spurious errors */
1140 ERR_pop_to_mark();
1141 else
1142 ERR_clear_last_mark();
b3c5aadf 1143 return failed == NULL;
6d382c74
DDO		 1144}
1145
8cdb993d
DDO		 1146#define X509V3_EXT_UNKNOWN_MASK (0xfL << 16)
1147#define X509V3_EXT_DEFAULT 0 /* Return error for unknown exts */
1148#define X509V3_EXT_ERROR_UNKNOWN (1L << 16) /* Print error for unknown exts */
1149#define X509V3_EXT_PARSE_UNKNOWN (2L << 16) /* ASN1 parse unknown extensions */
1150#define X509V3_EXT_DUMP_UNKNOWN (3L << 16) /* BIO_dump unknown extensions */
8ca533e3 1151
535d79da 1152#define X509_FLAG_CA (X509_FLAG_NO_ISSUER | X509_FLAG_NO_PUBKEY | \
8cdb993d 1153 X509_FLAG_NO_HEADER | X509_FLAG_NO_VERSION)
535d79da 1154
8ca533e3
DSH		 1155int set_cert_ex(unsigned long *flags, const char *arg)
1156{
0f113f3e
MC		 1157 static const NAME_EX_TBL cert_tbl[] = {
1158 {"compatible", X509_FLAG_COMPAT, 0xffffffffl},
1159 {"ca_default", X509_FLAG_CA, 0xffffffffl},
1160 {"no_header", X509_FLAG_NO_HEADER, 0},
1161 {"no_version", X509_FLAG_NO_VERSION, 0},
1162 {"no_serial", X509_FLAG_NO_SERIAL, 0},
1163 {"no_signame", X509_FLAG_NO_SIGNAME, 0},
1164 {"no_validity", X509_FLAG_NO_VALIDITY, 0},
1165 {"no_subject", X509_FLAG_NO_SUBJECT, 0},
1166 {"no_issuer", X509_FLAG_NO_ISSUER, 0},
1167 {"no_pubkey", X509_FLAG_NO_PUBKEY, 0},
1168 {"no_extensions", X509_FLAG_NO_EXTENSIONS, 0},
1169 {"no_sigdump", X509_FLAG_NO_SIGDUMP, 0},
1170 {"no_aux", X509_FLAG_NO_AUX, 0},
1171 {"no_attributes", X509_FLAG_NO_ATTRIBUTES, 0},
1172 {"ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK},
1173 {"ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1174 {"ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1175 {"ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1176 {NULL, 0, 0}
1177 };
1178 return set_multi_opts(flags, arg, cert_tbl);
8ca533e3 1179}
a657546f
DSH		 1180
1181int set_name_ex(unsigned long *flags, const char *arg)
1182{
0f113f3e
MC		 1183 static const NAME_EX_TBL ex_tbl[] = {
1184 {"esc_2253", ASN1_STRFLGS_ESC_2253, 0},
bc776510 1185 {"esc_2254", ASN1_STRFLGS_ESC_2254, 0},
0f113f3e
MC		 1186 {"esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0},
1187 {"esc_msb", ASN1_STRFLGS_ESC_MSB, 0},
1188 {"use_quote", ASN1_STRFLGS_ESC_QUOTE, 0},
1189 {"utf8", ASN1_STRFLGS_UTF8_CONVERT, 0},
1190 {"ignore_type", ASN1_STRFLGS_IGNORE_TYPE, 0},
1191 {"show_type", ASN1_STRFLGS_SHOW_TYPE, 0},
1192 {"dump_all", ASN1_STRFLGS_DUMP_ALL, 0},
1193 {"dump_nostr", ASN1_STRFLGS_DUMP_UNKNOWN, 0},
1194 {"dump_der", ASN1_STRFLGS_DUMP_DER, 0},
1195 {"compat", XN_FLAG_COMPAT, 0xffffffffL},
1196 {"sep_comma_plus", XN_FLAG_SEP_COMMA_PLUS, XN_FLAG_SEP_MASK},
1197 {"sep_comma_plus_space", XN_FLAG_SEP_CPLUS_SPC, XN_FLAG_SEP_MASK},
1198 {"sep_semi_plus_space", XN_FLAG_SEP_SPLUS_SPC, XN_FLAG_SEP_MASK},
1199 {"sep_multiline", XN_FLAG_SEP_MULTILINE, XN_FLAG_SEP_MASK},
1200 {"dn_rev", XN_FLAG_DN_REV, 0},
1201 {"nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK},
1202 {"sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK},
1203 {"lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK},
1204 {"align", XN_FLAG_FN_ALIGN, 0},
1205 {"oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK},
1206 {"space_eq", XN_FLAG_SPC_EQ, 0},
1207 {"dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0},
1208 {"RFC2253", XN_FLAG_RFC2253, 0xffffffffL},
1209 {"oneline", XN_FLAG_ONELINE, 0xffffffffL},
1210 {"multiline", XN_FLAG_MULTILINE, 0xffffffffL},
1211 {"ca_default", XN_FLAG_MULTILINE, 0xffffffffL},
1212 {NULL, 0, 0}
1213 };
03706afa
DSH		 1214 if (set_multi_opts(flags, arg, ex_tbl) == 0)
1215 return 0;
3190d1dc
RL		 1216 if (*flags != XN_FLAG_COMPAT
1217 && (*flags & XN_FLAG_SEP_MASK) == 0)
03706afa
DSH		 1218 *flags |= XN_FLAG_SEP_CPLUS_SPC;
1219 return 1;
535d79da
DSH		 1220}
1221
8c5bff22
WE		 1222int set_dateopt(unsigned long *dateopt, const char *arg)
1223{
fba140c7 1224 if (OPENSSL_strcasecmp(arg, "rfc_822") == 0)
8c5bff22 1225 *dateopt = ASN1_DTFLGS_RFC822;
fba140c7 1226 else if (OPENSSL_strcasecmp(arg, "iso_8601") == 0)
8c5bff22 1227 *dateopt = ASN1_DTFLGS_ISO8601;
55b7fa26
HH		 1228 else
1229 return 0;
1230 return 1;
8c5bff22
WE		 1231}
1232
791bd0cd
DSH		 1233int set_ext_copy(int *copy_type, const char *arg)
1234{
fba140c7 1235 if (OPENSSL_strcasecmp(arg, "none") == 0)
0f113f3e 1236 *copy_type = EXT_COPY_NONE;
fba140c7 1237 else if (OPENSSL_strcasecmp(arg, "copy") == 0)
0f113f3e 1238 *copy_type = EXT_COPY_ADD;
fba140c7 1239 else if (OPENSSL_strcasecmp(arg, "copyall") == 0)
0f113f3e
MC		 1240 *copy_type = EXT_COPY_ALL;
1241 else
1242 return 0;
1243 return 1;
791bd0cd
DSH		 1244}
1245
1246int copy_extensions(X509 *x, X509_REQ *req, int copy_type)
1247{
03f4e3de
DDO		 1248 STACK_OF(X509_EXTENSION) *exts;
1249 int i, ret = 0;
1250
1251 if (x == NULL || req == NULL)
1252 return 0;
1253 if (copy_type == EXT_COPY_NONE)
0f113f3e
MC		 1254 return 1;
1255 exts = X509_REQ_get_extensions(req);
1256
1257 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
03f4e3de
DDO		 1258 X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
1259 ASN1_OBJECT *obj = X509_EXTENSION_get_object(ext);
1260 int idx = X509_get_ext_by_OBJ(x, obj, -1);
1261
1262 /* Does extension exist in target? */
0f113f3e
MC		 1263 if (idx != -1) {
1264 /* If normal copy don't override existing extension */
1265 if (copy_type == EXT_COPY_ADD)
1266 continue;
1267 /* Delete all extensions of same type */
1268 do {
05458fdb 1269 X509_EXTENSION_free(X509_delete_ext(x, idx));
0f113f3e
MC		 1270 idx = X509_get_ext_by_OBJ(x, obj, -1);
1271 } while (idx != -1);
1272 }
1273 if (!X509_add_ext(x, ext, -1))
1274 goto end;
1275 }
0f113f3e
MC		 1276 ret = 1;
1277
1278 end:
0f113f3e 1279 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
0f113f3e
MC		 1280 return ret;
1281}
1282
1283static int set_multi_opts(unsigned long *flags, const char *arg,
bbaeadb0 1284 const NAME_EX_TBL *in_tbl)
0f113f3e
MC		 1285{
1286 STACK_OF(CONF_VALUE) *vals;
1287 CONF_VALUE *val;
1288 int i, ret = 1;
8cdb993d 1289
0f113f3e
MC		 1290 if (!arg)
1291 return 0;
1292 vals = X509V3_parse_list(arg);
1293 for (i = 0; i < sk_CONF_VALUE_num(vals); i++) {
1294 val = sk_CONF_VALUE_value(vals, i);
1295 if (!set_table_opts(flags, val->name, in_tbl))
1296 ret = 0;
1297 }
1298 sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
1299 return ret;
1300}
1301
1302static int set_table_opts(unsigned long *flags, const char *arg,
bbaeadb0 1303 const NAME_EX_TBL *in_tbl)
0f113f3e
MC		 1304{
1305 char c;
1306 const NAME_EX_TBL *ptbl;
0f113f3e 1307
8cdb993d 1308 c = arg[0];
0f113f3e
MC		 1309 if (c == '-') {
1310 c = 0;
1311 arg++;
1312 } else if (c == '+') {
1313 c = 1;
1314 arg++;
2234212c 1315 } else {
0f113f3e 1316 c = 1;
2234212c 1317 }
0f113f3e
MC		 1318
1319 for (ptbl = in_tbl; ptbl->name; ptbl++) {
fba140c7 1320 if (OPENSSL_strcasecmp(arg, ptbl->name) == 0) {
0f113f3e
MC		 1321 *flags &= ~ptbl->mask;
1322 if (c)
1323 *flags |= ptbl->flag;
1324 else
1325 *flags &= ~ptbl->flag;
1326 return 1;
1327 }
1328 }
1329 return 0;
1330}
1331
46a11faf 1332void print_name(BIO *out, const char *title, const X509_NAME *nm)
0f113f3e
MC		 1333{
1334 char *buf;
1335 char mline = 0;
1336 int indent = 0;
46a11faf 1337 unsigned long lflags = get_nameopt();
e60e9744 1338
32f7be2a
DDO		 1339 if (out == NULL)
1340 return;
46a11faf 1341 if (title != NULL)
0f113f3e
MC		 1342 BIO_puts(out, title);
1343 if ((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
1344 mline = 1;
1345 indent = 4;
1346 }
1347 if (lflags == XN_FLAG_COMPAT) {
1348 buf = X509_NAME_oneline(nm, 0, 0);
1349 BIO_puts(out, buf);
1350 BIO_puts(out, "\n");
1351 OPENSSL_free(buf);
1352 } else {
1353 if (mline)
1354 BIO_puts(out, "\n");
1355 X509_NAME_print_ex(out, nm, indent, lflags);
1356 BIO_puts(out, "\n");
1357 }
a657546f
DSH		 1358}
1359
2ac6115d 1360void print_bignum_var(BIO *out, const BIGNUM *in, const char *var,
7e1b7485 1361 int len, unsigned char *buffer)
81f169e9 1362{
7e1b7485 1363 BIO_printf(out, " static unsigned char %s_%d[] = {", var, len);
2234212c 1364 if (BN_is_zero(in)) {
06deb932 1365 BIO_printf(out, "\n 0x00");
2234212c 1366 } else {
7e1b7485
RS		 1367 int i, l;
1368
1369 l = BN_bn2bin(in, buffer);
1370 for (i = 0; i < l; i++) {
06deb932 1371 BIO_printf(out, (i % 10) == 0 ? "\n " : " ");
7e1b7485 1372 if (i < l - 1)
06deb932 1373 BIO_printf(out, "0x%02X,", buffer[i]);
7e1b7485
RS		 1374 else
1375 BIO_printf(out, "0x%02X", buffer[i]);
1376 }
1377 }
1378 BIO_printf(out, "\n };\n");
1379}
2234212c 1380
8cdb993d 1381void print_array(BIO *out, const char *title, int len, const unsigned char *d)
7e1b7485
RS		 1382{
1383 int i;
1384
1385 BIO_printf(out, "unsigned char %s[%d] = {", title, len);
1386 for (i = 0; i < len; i++) {
1387 if ((i % 10) == 0)
1388 BIO_printf(out, "\n ");
1389 if (i < len - 1)
1390 BIO_printf(out, "0x%02X, ", d[i]);
1391 else
1392 BIO_printf(out, "0x%02X", d[i]);
1393 }
1394 BIO_printf(out, "\n};\n");
1395}
1396
fd3397fc
RL		 1397X509_STORE *setup_verify(const char *CAfile, int noCAfile,
1398 const char *CApath, int noCApath,
1399 const char *CAstore, int noCAstore)
7e1b7485
RS		 1400{
1401 X509_STORE *store = X509_STORE_new();
0f113f3e 1402 X509_LOOKUP *lookup;
b4250010 1403 OSSL_LIB_CTX *libctx = app_get0_libctx();
6725682d 1404 const char *propq = app_get0_propq();
7e1b7485 1405
96487cdd 1406 if (store == NULL)
0f113f3e 1407 goto end;
2b6bcb70 1408
e8aa8b6c 1409 if (CAfile != NULL || !noCAfile) {
2b6bcb70
MC		 1410 lookup = X509_STORE_add_lookup(store, X509_LOOKUP_file());
1411 if (lookup == NULL)
0f113f3e 1412 goto end;
fd3397fc 1413 if (CAfile != NULL) {
e22ea36f 1414 if (X509_LOOKUP_load_file_ex(lookup, CAfile, X509_FILETYPE_PEM,
0e89b396 1415 libctx, propq) <= 0) {
57c0205b
DDO		 1416 ERR_clear_error();
1417 if (X509_LOOKUP_load_file_ex(lookup, CAfile, X509_FILETYPE_ASN1,
1418 libctx, propq) <= 0) {
1419 BIO_printf(bio_err, "Error loading file %s\n", CAfile);
1420 goto end;
1421 }
2b6bcb70 1422 }
2234212c 1423 } else {
d8652be0
MC		 1424 X509_LOOKUP_load_file_ex(lookup, NULL, X509_FILETYPE_DEFAULT,
1425 libctx, propq);
2234212c 1426 }
2b6bcb70 1427 }
0f113f3e 1428
e8aa8b6c 1429 if (CApath != NULL || !noCApath) {
2b6bcb70
MC		 1430 lookup = X509_STORE_add_lookup(store, X509_LOOKUP_hash_dir());
1431 if (lookup == NULL)
0f113f3e 1432 goto end;
fd3397fc 1433 if (CApath != NULL) {
e22ea36f 1434 if (X509_LOOKUP_add_dir(lookup, CApath, X509_FILETYPE_PEM) <= 0) {
2b6bcb70
MC		 1435 BIO_printf(bio_err, "Error loading directory %s\n", CApath);
1436 goto end;
1437 }
2234212c 1438 } else {
2b6bcb70 1439 X509_LOOKUP_add_dir(lookup, NULL, X509_FILETYPE_DEFAULT);
2234212c 1440 }
2b6bcb70 1441 }
0f113f3e 1442
fd3397fc
RL		 1443 if (CAstore != NULL || !noCAstore) {
1444 lookup = X509_STORE_add_lookup(store, X509_LOOKUP_store());
1445 if (lookup == NULL)
1446 goto end;
d8652be0 1447 if (!X509_LOOKUP_add_store_ex(lookup, CAstore, libctx, propq)) {
fd3397fc
RL		 1448 if (CAstore != NULL)
1449 BIO_printf(bio_err, "Error loading store URI %s\n", CAstore);
1450 goto end;
1451 }
1452 }
1453
0f113f3e
MC		 1454 ERR_clear_error();
1455 return store;
1456 end:
01c12100 1457 ERR_print_errors(bio_err);
0f113f3e
MC		 1458 X509_STORE_free(store);
1459 return NULL;
81f169e9 1460}
531d630b 1461
c869da88 1462static unsigned long index_serial_hash(const OPENSSL_CSTRING *a)
0f113f3e
MC		 1463{
1464 const char *n;
f85b68cd 1465
0f113f3e
MC		 1466 n = a[DB_serial];
1467 while (*n == '0')
1468 n++;
739a1eb1 1469 return OPENSSL_LH_strhash(n);
0f113f3e 1470}
f85b68cd 1471
0f113f3e
MC		 1472static int index_serial_cmp(const OPENSSL_CSTRING *a,
1473 const OPENSSL_CSTRING *b)
1474{
1475 const char *aa, *bb;
f85b68cd 1476
0f113f3e
MC		 1477 for (aa = a[DB_serial]; *aa == '0'; aa++) ;
1478 for (bb = b[DB_serial]; *bb == '0'; bb++) ;
26a7d938 1479 return strcmp(aa, bb);
0f113f3e 1480}
f85b68cd
RL		 1481
1482static int index_name_qual(char **a)
0f113f3e
MC		 1483{
1484 return (a[0][0] == 'V');
1485}
f85b68cd 1486
c869da88 1487static unsigned long index_name_hash(const OPENSSL_CSTRING *a)
0f113f3e 1488{
739a1eb1 1489 return OPENSSL_LH_strhash(a[DB_name]);
0f113f3e 1490}
f85b68cd 1491
c869da88 1492int index_name_cmp(const OPENSSL_CSTRING *a, const OPENSSL_CSTRING *b)
0f113f3e 1493{
26a7d938 1494 return strcmp(a[DB_name], b[DB_name]);
0f113f3e 1495}
f85b68cd 1496
c869da88
DSH		 1497static IMPLEMENT_LHASH_HASH_FN(index_serial, OPENSSL_CSTRING)
1498static IMPLEMENT_LHASH_COMP_FN(index_serial, OPENSSL_CSTRING)
1499static IMPLEMENT_LHASH_HASH_FN(index_name, OPENSSL_CSTRING)
1500static IMPLEMENT_LHASH_COMP_FN(index_name, OPENSSL_CSTRING)
f85b68cd
RL		 1501#undef BSIZE
1502#define BSIZE 256
ec8a3409
DDO		 1503BIGNUM *load_serial(const char *serialfile, int *exists, int create,
1504 ASN1_INTEGER **retai)
0f113f3e
MC		 1505{
1506 BIO *in = NULL;
1507 BIGNUM *ret = NULL;
68b00c23 1508 char buf[1024];
0f113f3e
MC		 1509 ASN1_INTEGER *ai = NULL;
1510
1511 ai = ASN1_INTEGER_new();
1512 if (ai == NULL)
1513 goto err;
1514
7e1b7485 1515 in = BIO_new_file(serialfile, "r");
ec8a3409
DDO		 1516 if (exists != NULL)
1517 *exists = in != NULL;
7e1b7485 1518 if (in == NULL) {
0f113f3e
MC		 1519 if (!create) {
1520 perror(serialfile);
1521 goto err;
0f113f3e 1522 }
7e1b7485
RS		 1523 ERR_clear_error();
1524 ret = BN_new();
ec8a3409 1525 if (ret == NULL) {
7e1b7485 1526 BIO_printf(bio_err, "Out of memory\n");
ec8a3409
DDO		 1527 } else if (!rand_serial(ret, ai)) {
1528 BIO_printf(bio_err, "Error creating random number to store in %s\n",
1529 serialfile);
1530 BN_free(ret);
1531 ret = NULL;
1532 }
0f113f3e
MC		 1533 } else {
1534 if (!a2i_ASN1_INTEGER(in, ai, buf, 1024)) {
01c12100 1535 BIO_printf(bio_err, "Unable to load number from %s\n",
0f113f3e
MC		 1536 serialfile);
1537 goto err;
1538 }
1539 ret = ASN1_INTEGER_to_BN(ai, NULL);
1540 if (ret == NULL) {
01c12100 1541 BIO_printf(bio_err, "Error converting number from bin to BIGNUM\n");
0f113f3e
MC		 1542 goto err;
1543 }
1544 }
1545
ec8a3409 1546 if (ret != NULL && retai != NULL) {
0f113f3e
MC		 1547 *retai = ai;
1548 ai = NULL;
1549 }
f85b68cd 1550 err:
ec8a3409
DDO		 1551 if (ret == NULL)
1552 ERR_print_errors(bio_err);
ca3a82c3 1553 BIO_free(in);
2ace7450 1554 ASN1_INTEGER_free(ai);
26a7d938 1555 return ret;
0f113f3e
MC		 1556}
1557
8cdb993d
DDO		 1558int save_serial(const char *serialfile, const char *suffix,
1559 const BIGNUM *serial, ASN1_INTEGER **retai)
0f113f3e
MC		 1560{
1561 char buf[1][BSIZE];
1562 BIO *out = NULL;
1563 int ret = 0;
1564 ASN1_INTEGER *ai = NULL;
bb86c43f 1565 size_t j;
0f113f3e
MC		 1566
1567 if (suffix == NULL)
1568 j = strlen(serialfile);
1569 else
1570 j = strlen(serialfile) + strlen(suffix) + 1;
1571 if (j >= BSIZE) {
01c12100 1572 BIO_printf(bio_err, "File name too long\n");
0f113f3e
MC		 1573 goto err;
1574 }
1575
8cdb993d 1576 if (suffix == NULL) {
7644a9ae 1577 OPENSSL_strlcpy(buf[0], serialfile, BSIZE);
8cdb993d 1578 } else {
4c771796 1579#ifndef OPENSSL_SYS_VMS
90849b52 1580 BIO_snprintf(buf[0], sizeof(buf[0]), "%s.%s", serialfile, suffix);
4c771796 1581#else
90849b52 1582 BIO_snprintf(buf[0], sizeof(buf[0]), "%s-%s", serialfile, suffix);
4c771796 1583#endif
0f113f3e 1584 }
7e1b7485 1585 out = BIO_new_file(buf[0], "w");
0f113f3e 1586 if (out == NULL) {
0f113f3e
MC		 1587 goto err;
1588 }
0f113f3e
MC		 1589
1590 if ((ai = BN_to_ASN1_INTEGER(serial, NULL)) == NULL) {
1591 BIO_printf(bio_err, "error converting serial to ASN.1 format\n");
1592 goto err;
1593 }
1594 i2a_ASN1_INTEGER(out, ai);
1595 BIO_puts(out, "\n");
1596 ret = 1;
1597 if (retai) {
1598 *retai = ai;
1599 ai = NULL;
1600 }
1601 err:
01c12100
DDO		 1602 if (!ret)
1603 ERR_print_errors(bio_err);
ca3a82c3 1604 BIO_free_all(out);
2ace7450 1605 ASN1_INTEGER_free(ai);
26a7d938 1606 return ret;
0f113f3e 1607}
f85b68cd 1608
cc696296
F		 1609int rotate_serial(const char *serialfile, const char *new_suffix,
1610 const char *old_suffix)
0f113f3e 1611{
bde136c8 1612 char buf[2][BSIZE];
bb86c43f 1613 size_t i, j;
0f113f3e
MC		 1614
1615 i = strlen(serialfile) + strlen(old_suffix);
1616 j = strlen(serialfile) + strlen(new_suffix);
1617 if (i > j)
1618 j = i;
1619 if (j + 1 >= BSIZE) {
01c12100 1620 BIO_printf(bio_err, "File name too long\n");
0f113f3e
MC		 1621 goto err;
1622 }
4c771796 1623#ifndef OPENSSL_SYS_VMS
90849b52
DP		 1624 BIO_snprintf(buf[0], sizeof(buf[0]), "%s.%s", serialfile, new_suffix);
1625 BIO_snprintf(buf[1], sizeof(buf[1]), "%s.%s", serialfile, old_suffix);
4c771796 1626#else
90849b52
DP		 1627 BIO_snprintf(buf[0], sizeof(buf[0]), "%s-%s", serialfile, new_suffix);
1628 BIO_snprintf(buf[1], sizeof(buf[1]), "%s-%s", serialfile, old_suffix);
a1ad253f 1629#endif
0f113f3e 1630 if (rename(serialfile, buf[1]) < 0 && errno != ENOENT
4c771796 1631#ifdef ENOTDIR
0f113f3e
MC		 1632 && errno != ENOTDIR
1633#endif
1634 ) {
1635 BIO_printf(bio_err,
01c12100 1636 "Unable to rename %s to %s\n", serialfile, buf[1]);
0f113f3e
MC		 1637 perror("reason");
1638 goto err;
1639 }
0f113f3e
MC		 1640 if (rename(buf[0], serialfile) < 0) {
1641 BIO_printf(bio_err,
01c12100 1642 "Unable to rename %s to %s\n", buf[0], serialfile);
0f113f3e
MC		 1643 perror("reason");
1644 rename(buf[1], serialfile);
1645 goto err;
1646 }
1647 return 1;
4c771796 1648 err:
01c12100 1649 ERR_print_errors(bio_err);
0f113f3e
MC		 1650 return 0;
1651}
4c771796 1652
64674bcc 1653int rand_serial(BIGNUM *b, ASN1_INTEGER *ai)
0f113f3e
MC		 1654{
1655 BIGNUM *btmp;
1656 int ret = 0;
23a1d5e9 1657
ffb46830 1658 btmp = b == NULL ? BN_new() : b;
96487cdd 1659 if (btmp == NULL)
0f113f3e
MC		 1660 return 0;
1661
ffb46830 1662 if (!BN_rand(btmp, SERIAL_RAND_BITS, BN_RAND_TOP_ANY, BN_RAND_BOTTOM_ANY))
0f113f3e
MC		 1663 goto error;
1664 if (ai && !BN_to_ASN1_INTEGER(btmp, ai))
1665 goto error;
1666
1667 ret = 1;
1668
1669 error:
1670
23a1d5e9 1671 if (btmp != b)
0f113f3e
MC		 1672 BN_free(btmp);
1673
1674 return ret;
1675}
64674bcc 1676
cc696296 1677CA_DB *load_index(const char *dbfile, DB_ATTR *db_attr)
0f113f3e
MC		 1678{
1679 CA_DB *retdb = NULL;
1680 TXT_DB *tmpdb = NULL;
7e1b7485 1681 BIO *in;
0f113f3e 1682 CONF *dbattr_conf = NULL;
cc01d217 1683 char buf[BSIZE];
c7d5ea26
VD		 1684#ifndef OPENSSL_NO_POSIX_IO
1685 FILE *dbfp;
1686 struct stat dbst;
1687#endif
0f113f3e 1688
7e1b7485 1689 in = BIO_new_file(dbfile, "r");
01c12100 1690 if (in == NULL)
0f113f3e 1691 goto err;
c7d5ea26
VD		 1692
1693#ifndef OPENSSL_NO_POSIX_IO
1694 BIO_get_fp(in, &dbfp);
1695 if (fstat(fileno(dbfp), &dbst) == -1) {
ff988500
RS		 1696 ERR_raise_data(ERR_LIB_SYS, errno,
1697 "calling fstat(%s)", dbfile);
c7d5ea26
VD		 1698 goto err;
1699 }
1700#endif
1701
0f113f3e
MC		 1702 if ((tmpdb = TXT_DB_read(in, DB_NUMBER)) == NULL)
1703 goto err;
f85b68cd
RL		 1704
1705#ifndef OPENSSL_SYS_VMS
cbe29648 1706 BIO_snprintf(buf, sizeof(buf), "%s.attr", dbfile);
f85b68cd 1707#else
cbe29648 1708 BIO_snprintf(buf, sizeof(buf), "%s-attr", dbfile);
0f113f3e 1709#endif
ac454d8d 1710 dbattr_conf = app_load_config_quiet(buf);
0f113f3e 1711
b4faea50 1712 retdb = app_malloc(sizeof(*retdb), "new DB");
0f113f3e
MC		 1713 retdb->db = tmpdb;
1714 tmpdb = NULL;
1715 if (db_attr)
1716 retdb->attributes = *db_attr;
8cdb993d 1717 else
0f113f3e 1718 retdb->attributes.unique_subject = 1;
0f113f3e 1719
da7f81d3
DDO		 1720 if (dbattr_conf != NULL) {
1721 char *p = app_conf_try_string(dbattr_conf, NULL, "unique_subject");
8cdb993d 1722
da7f81d3 1723 if (p != NULL)
0f113f3e 1724 retdb->attributes.unique_subject = parse_yesno(p, 1);
0f113f3e 1725 }
f85b68cd 1726
c7d5ea26 1727 retdb->dbfname = OPENSSL_strdup(dbfile);
930c645e
J		 1728 if (retdb->dbfname == NULL)
1729 goto err;
1730
c7d5ea26
VD		 1731#ifndef OPENSSL_NO_POSIX_IO
1732 retdb->dbst = dbst;
1733#endif
1734
f85b68cd 1735 err:
01c12100 1736 ERR_print_errors(bio_err);
efa7dd64 1737 NCONF_free(dbattr_conf);
895cba19 1738 TXT_DB_free(tmpdb);
ca3a82c3 1739 BIO_free_all(in);
0f113f3e
MC		 1740 return retdb;
1741}
f85b68cd 1742
a4107d73
VD		 1743/*
1744 * Returns > 0 on success, <= 0 on error
1745 */
f85b68cd 1746int index_index(CA_DB *db)
0f113f3e
MC		 1747{
1748 if (!TXT_DB_create_index(db->db, DB_serial, NULL,
1749 LHASH_HASH_FN(index_serial),
1750 LHASH_COMP_FN(index_serial))) {
1751 BIO_printf(bio_err,
01c12100 1752 "Error creating serial number index:(%ld,%ld,%ld)\n",
0f113f3e 1753 db->db->error, db->db->arg1, db->db->arg2);
01c12100 1754 goto err;
0f113f3e
MC		 1755 }
1756
1757 if (db->attributes.unique_subject
1758 && !TXT_DB_create_index(db->db, DB_name, index_name_qual,
1759 LHASH_HASH_FN(index_name),
1760 LHASH_COMP_FN(index_name))) {
01c12100 1761 BIO_printf(bio_err, "Error creating name index:(%ld,%ld,%ld)\n",
0f113f3e 1762 db->db->error, db->db->arg1, db->db->arg2);
01c12100 1763 goto err;
0f113f3e
MC		 1764 }
1765 return 1;
01c12100
DDO		 1766 err:
1767 ERR_print_errors(bio_err);
1768 return 0;
0f113f3e 1769}
f85b68cd 1770
7d727231 1771int save_index(const char *dbfile, const char *suffix, CA_DB *db)
0f113f3e
MC		 1772{
1773 char buf[3][BSIZE];
7e1b7485 1774 BIO *out;
0f113f3e
MC		 1775 int j;
1776
bb86c43f 1777 j = (int)(strlen(dbfile) + strlen(suffix));
0f113f3e 1778 if (j + 6 >= BSIZE) {
01c12100 1779 BIO_printf(bio_err, "File name too long\n");
0f113f3e
MC		 1780 goto err;
1781 }
f85b68cd 1782#ifndef OPENSSL_SYS_VMS
90849b52
DP		 1783 BIO_snprintf(buf[2], sizeof(buf[2]), "%s.attr", dbfile);
1784 BIO_snprintf(buf[1], sizeof(buf[1]), "%s.attr.%s", dbfile, suffix);
1785 BIO_snprintf(buf[0], sizeof(buf[0]), "%s.%s", dbfile, suffix);
f85b68cd 1786#else
90849b52
DP		 1787 BIO_snprintf(buf[2], sizeof(buf[2]), "%s-attr", dbfile);
1788 BIO_snprintf(buf[1], sizeof(buf[1]), "%s-attr-%s", dbfile, suffix);
1789 BIO_snprintf(buf[0], sizeof(buf[0]), "%s-%s", dbfile, suffix);
63b6fe2b 1790#endif
7e1b7485
RS		 1791 out = BIO_new_file(buf[0], "w");
1792 if (out == NULL) {
0f113f3e 1793 perror(dbfile);
01c12100 1794 BIO_printf(bio_err, "Unable to open '%s'\n", dbfile);
0f113f3e
MC		 1795 goto err;
1796 }
1797 j = TXT_DB_write(out, db->db);
7e1b7485 1798 BIO_free(out);
0f113f3e
MC		 1799 if (j <= 0)
1800 goto err;
1801
7e1b7485 1802 out = BIO_new_file(buf[1], "w");
7e1b7485 1803 if (out == NULL) {
0f113f3e 1804 perror(buf[2]);
01c12100 1805 BIO_printf(bio_err, "Unable to open '%s'\n", buf[2]);
0f113f3e
MC		 1806 goto err;
1807 }
1808 BIO_printf(out, "unique_subject = %s\n",
1809 db->attributes.unique_subject ? "yes" : "no");
1810 BIO_free(out);
1811
1812 return 1;
f85b68cd 1813 err:
01c12100 1814 ERR_print_errors(bio_err);
0f113f3e
MC		 1815 return 0;
1816}
f85b68cd 1817
0f113f3e
MC		 1818int rotate_index(const char *dbfile, const char *new_suffix,
1819 const char *old_suffix)
1820{
1821 char buf[5][BSIZE];
bb86c43f 1822 size_t i, j;
0f113f3e
MC		 1823
1824 i = strlen(dbfile) + strlen(old_suffix);
1825 j = strlen(dbfile) + strlen(new_suffix);
1826 if (i > j)
1827 j = i;
1828 if (j + 6 >= BSIZE) {
01c12100 1829 BIO_printf(bio_err, "File name too long\n");
0f113f3e
MC		 1830 goto err;
1831 }
f85b68cd 1832#ifndef OPENSSL_SYS_VMS
90849b52
DP		 1833 BIO_snprintf(buf[4], sizeof(buf[4]), "%s.attr", dbfile);
1834 BIO_snprintf(buf[3], sizeof(buf[3]), "%s.attr.%s", dbfile, old_suffix);
1835 BIO_snprintf(buf[2], sizeof(buf[2]), "%s.attr.%s", dbfile, new_suffix);
1836 BIO_snprintf(buf[1], sizeof(buf[1]), "%s.%s", dbfile, old_suffix);
1837 BIO_snprintf(buf[0], sizeof(buf[0]), "%s.%s", dbfile, new_suffix);
f85b68cd 1838#else
90849b52
DP		 1839 BIO_snprintf(buf[4], sizeof(buf[4]), "%s-attr", dbfile);
1840 BIO_snprintf(buf[3], sizeof(buf[3]), "%s-attr-%s", dbfile, old_suffix);
1841 BIO_snprintf(buf[2], sizeof(buf[2]), "%s-attr-%s", dbfile, new_suffix);
1842 BIO_snprintf(buf[1], sizeof(buf[1]), "%s-%s", dbfile, old_suffix);
1843 BIO_snprintf(buf[0], sizeof(buf[0]), "%s-%s", dbfile, new_suffix);
63b6fe2b 1844#endif
0f113f3e 1845 if (rename(dbfile, buf[1]) < 0 && errno != ENOENT
a1ad253f 1846#ifdef ENOTDIR
0f113f3e 1847 && errno != ENOTDIR
a1ad253f 1848#endif
0f113f3e 1849 ) {
01c12100 1850 BIO_printf(bio_err, "Unable to rename %s to %s\n", dbfile, buf[1]);
0f113f3e
MC		 1851 perror("reason");
1852 goto err;
1853 }
0f113f3e 1854 if (rename(buf[0], dbfile) < 0) {
01c12100 1855 BIO_printf(bio_err, "Unable to rename %s to %s\n", buf[0], dbfile);
0f113f3e
MC		 1856 perror("reason");
1857 rename(buf[1], dbfile);
1858 goto err;
1859 }
0f113f3e 1860 if (rename(buf[4], buf[3]) < 0 && errno != ENOENT
a1ad253f 1861#ifdef ENOTDIR
0f113f3e
MC		 1862 && errno != ENOTDIR
1863#endif
1864 ) {
01c12100 1865 BIO_printf(bio_err, "Unable to rename %s to %s\n", buf[4], buf[3]);
0f113f3e
MC		 1866 perror("reason");
1867 rename(dbfile, buf[0]);
1868 rename(buf[1], dbfile);
1869 goto err;
1870 }
0f113f3e 1871 if (rename(buf[2], buf[4]) < 0) {
01c12100 1872 BIO_printf(bio_err, "Unable to rename %s to %s\n", buf[2], buf[4]);
0f113f3e
MC		 1873 perror("reason");
1874 rename(buf[3], buf[4]);
1875 rename(dbfile, buf[0]);
1876 rename(buf[1], dbfile);
1877 goto err;
1878 }
1879 return 1;
f85b68cd 1880 err:
01c12100 1881 ERR_print_errors(bio_err);
0f113f3e
MC		 1882 return 0;
1883}
f85b68cd
RL		 1884
1885void free_index(CA_DB *db)
0f113f3e
MC		 1886{
1887 if (db) {
895cba19 1888 TXT_DB_free(db->db);
c7d5ea26 1889 OPENSSL_free(db->dbfname);
0f113f3e
MC		 1890 OPENSSL_free(db);
1891 }
1892}
6d5ffb59 1893
ff990440 1894int parse_yesno(const char *str, int def)
0f113f3e 1895{
0f113f3e
MC		 1896 if (str) {
1897 switch (*str) {
1898 case 'f': /* false */
1899 case 'F': /* FALSE */
1900 case 'n': /* no */
1901 case 'N': /* NO */
1902 case '0': /* 0 */
1bb2daea 1903 return 0;
0f113f3e
MC		 1904 case 't': /* true */
1905 case 'T': /* TRUE */
1906 case 'y': /* yes */
1907 case 'Y': /* YES */
1908 case '1': /* 1 */
1bb2daea 1909 return 1;
0f113f3e
MC		 1910 }
1911 }
1bb2daea 1912 return def;
0f113f3e 1913}
03ddbdd9 1914
6d5ffb59 1915/*
db4c08f0 1916 * name is expected to be in the format /type0=value0/type1=value1/type2=...
5a0991d0
DDO		 1917 * where + can be used instead of / to form multi-valued RDNs if canmulti
1918 * and characters may be escaped by \
6d5ffb59 1919 */
57c05c57
DDO		 1920X509_NAME *parse_name(const char *cp, int chtype, int canmulti,
1921 const char *desc)
0f113f3e 1922{
db4c08f0
RS		 1923 int nextismulti = 0;
1924 char *work;
1925 X509_NAME *n;
0f113f3e 1926
2167640b
EC		 1927 if (*cp++ != '/') {
1928 BIO_printf(bio_err,
57c05c57 1929 "%s: %s name is expected to be in the format "
2167640b
EC		 1930 "/type0=value0/type1=value1/type2=... where characters may "
1931 "be escaped by \\. This name is not in that format: '%s'\n",
57c05c57 1932 opt_getprog(), desc, --cp);
db4c08f0 1933 return NULL;
2167640b 1934 }
db4c08f0
RS		 1935
1936 n = X509_NAME_new();
57c05c57
DDO		 1937 if (n == NULL) {
1938 BIO_printf(bio_err, "%s: Out of memory\n", opt_getprog());
db4c08f0 1939 return NULL;
57c05c57 1940 }
a3ed492f 1941 work = OPENSSL_strdup(cp);
52958608 1942 if (work == NULL) {
57c05c57
DDO		 1943 BIO_printf(bio_err, "%s: Error copying %s name input\n",
1944 opt_getprog(), desc);
db4c08f0 1945 goto err;
52958608 1946 }
db4c08f0 1947
7e998a0f 1948 while (*cp != '\0') {
db4c08f0
RS		 1949 char *bp = work;
1950 char *typestr = bp;
1951 unsigned char *valstr;
1952 int nid;
1953 int ismulti = nextismulti;
8cdb993d 1954
db4c08f0
RS		 1955 nextismulti = 0;
1956
1957 /* Collect the type */
7e998a0f 1958 while (*cp != '\0' && *cp != '=')
db4c08f0 1959 *bp++ = *cp++;
57c05c57 1960 *bp++ = '\0';
db4c08f0 1961 if (*cp == '\0') {
0f113f3e 1962 BIO_printf(bio_err,
57c05c57
DDO		 1963 "%s: Missing '=' after RDN type string '%s' in %s name string\n",
1964 opt_getprog(), typestr, desc);
db4c08f0 1965 goto err;
0f113f3e 1966 }
db4c08f0
RS		 1967 ++cp;
1968
1969 /* Collect the value. */
1970 valstr = (unsigned char *)bp;
7e998a0f 1971 for (; *cp != '\0' && *cp != '/'; *bp++ = *cp++) {
5a0991d0 1972 /* unescaped '+' symbol string signals further member of multiRDN */
db4c08f0
RS		 1973 if (canmulti && *cp == '+') {
1974 nextismulti = 1;
0f113f3e 1975 break;
db4c08f0
RS		 1976 }
1977 if (*cp == '\\' && *++cp == '\0') {
1978 BIO_printf(bio_err,
57c05c57
DDO		 1979 "%s: Escape character at end of %s name string\n",
1980 opt_getprog(), desc);
db4c08f0
RS		 1981 goto err;
1982 }
0f113f3e
MC		 1983 }
1984 *bp++ = '\0';
0f113f3e 1985
db4c08f0 1986 /* If not at EOS (must be + or /), move forward. */
7e998a0f 1987 if (*cp != '\0')
db4c08f0 1988 ++cp;
0f113f3e 1989
db4c08f0
RS		 1990 /* Parse */
1991 nid = OBJ_txt2nid(typestr);
1992 if (nid == NID_undef) {
57c05c57 1993 BIO_printf(bio_err,
49e09734 1994 "%s warning: Skipping unknown %s name attribute \"%s\"\n",
57c05c57 1995 opt_getprog(), desc, typestr);
5a0991d0
DDO		 1996 if (ismulti)
1997 BIO_printf(bio_err,
49e09734
DDO		 1998 "%s hint: a '+' in a value string needs be escaped using '\\' else a new member of a multi-valued RDN is expected\n",
1999 opt_getprog());
0f113f3e
MC		 2000 continue;
2001 }
3d362f19
BK		 2002 if (*valstr == '\0') {
2003 BIO_printf(bio_err,
49e09734 2004 "%s warning: No value provided for %s name attribute \"%s\", skipped\n",
57c05c57 2005 opt_getprog(), desc, typestr);
3d362f19
BK		 2006 continue;
2007 }
db4c08f0 2008 if (!X509_NAME_add_entry_by_NID(n, nid, chtype,
bb86c43f 2009 valstr, (int)strlen((char *)valstr),
52958608 2010 -1, ismulti ? -1 : 0)) {
7e998a0f 2011 ERR_print_errors(bio_err);
57c05c57
DDO		 2012 BIO_printf(bio_err,
2013 "%s: Error adding %s name attribute \"/%s=%s\"\n",
1287dabd 2014 opt_getprog(), desc, typestr, valstr);
db4c08f0 2015 goto err;
52958608 2016 }
0f113f3e
MC		 2017 }
2018
a3ed492f 2019 OPENSSL_free(work);
0f113f3e
MC		 2020 return n;
2021
db4c08f0 2022 err:
0f113f3e 2023 X509_NAME_free(n);
a3ed492f 2024 OPENSSL_free(work);
0f113f3e 2025 return NULL;
6d5ffb59
RL		 2026}
2027
0f113f3e
MC		 2028/*
2029 * Read whole contents of a BIO into an allocated memory buffer and return
2030 * it.
a9164153
DSH		 2031 */
2032
2033int bio_to_mem(unsigned char **out, int maxlen, BIO *in)
0f113f3e
MC		 2034{
2035 BIO *mem;
2036 int len, ret;
2037 unsigned char tbuf[1024];
bde136c8 2038
0f113f3e 2039 mem = BIO_new(BIO_s_mem());
96487cdd 2040 if (mem == NULL)
0f113f3e
MC		 2041 return -1;
2042 for (;;) {
2043 if ((maxlen != -1) && maxlen < 1024)
2044 len = maxlen;
2045 else
2046 len = 1024;
2047 len = BIO_read(in, tbuf, len);
0c20802c
VD		 2048 if (len < 0) {
2049 BIO_free(mem);
2050 return -1;
2051 }
2052 if (len == 0)
0f113f3e
MC		 2053 break;
2054 if (BIO_write(mem, tbuf, len) != len) {
2055 BIO_free(mem);
2056 return -1;
2057 }
84945074
MC		 2058 if (maxlen != -1)
2059 maxlen -= len;
0f113f3e
MC		 2060
2061 if (maxlen == 0)
2062 break;
2063 }
2064 ret = BIO_get_mem_data(mem, (char **)out);
2065 BIO_set_flags(mem, BIO_FLAGS_MEM_RDONLY);
2066 BIO_free(mem);
2067 return ret;
2068}
a9164153 2069
0c20802c 2070int pkey_ctrl_string(EVP_PKEY_CTX *ctx, const char *value)
0f113f3e 2071{
3d0b5678 2072 int rv = 0;
0f113f3e 2073 char *stmp, *vtmp = NULL;
3d0b5678 2074
7644a9ae 2075 stmp = OPENSSL_strdup(value);
3d0b5678 2076 if (stmp == NULL)
0f113f3e
MC		 2077 return -1;
2078 vtmp = strchr(stmp, ':');
3d0b5678
MC		 2079 if (vtmp == NULL)
2080 goto err;
2081
2082 *vtmp = 0;
2083 vtmp++;
0f113f3e 2084 rv = EVP_PKEY_CTX_ctrl_str(ctx, stmp, vtmp);
3d0b5678
MC		 2085
2086 err:
0f113f3e
MC		 2087 OPENSSL_free(stmp);
2088 return rv;
2089}
a2318e86 2090
ecf3a1fb 2091static void nodes_print(const char *name, STACK_OF(X509_POLICY_NODE) *nodes)
0f113f3e
MC		 2092{
2093 X509_POLICY_NODE *node;
2094 int i;
ecf3a1fb
RS		 2095
2096 BIO_printf(bio_err, "%s Policies:", name);
0f113f3e 2097 if (nodes) {
ecf3a1fb 2098 BIO_puts(bio_err, "\n");
0f113f3e
MC		 2099 for (i = 0; i < sk_X509_POLICY_NODE_num(nodes); i++) {
2100 node = sk_X509_POLICY_NODE_value(nodes, i);
ecf3a1fb 2101 X509_POLICY_NODE_print(bio_err, node, 2);
0f113f3e 2102 }
2234212c 2103 } else {
ecf3a1fb 2104 BIO_puts(bio_err, " <empty>\n");
2234212c 2105 }
0f113f3e 2106}
c431798e 2107
ecf3a1fb 2108void policies_print(X509_STORE_CTX *ctx)
0f113f3e
MC		 2109{
2110 X509_POLICY_TREE *tree;
2111 int explicit_policy;
8cdb993d 2112
0f113f3e
MC		 2113 tree = X509_STORE_CTX_get0_policy_tree(ctx);
2114 explicit_policy = X509_STORE_CTX_get_explicit_policy(ctx);
2115
ecf3a1fb 2116 BIO_printf(bio_err, "Require explicit Policy: %s\n",
0f113f3e
MC		 2117 explicit_policy ? "True" : "False");
2118
ecf3a1fb
RS		 2119 nodes_print("Authority", X509_policy_tree_get0_policies(tree));
2120 nodes_print("User", X509_policy_tree_get0_user_policies(tree));
0f113f3e 2121}
ffa10187 2122
3a83462d
MC		 2123/*-
2124 * next_protos_parse parses a comma separated list of strings into a string
71fa4513
BL		 2125 * in a format suitable for passing to SSL_CTX_set_next_protos_advertised.
2126 * outlen: (output) set to the length of the resulting buffer on success.
2127 * err: (maybe NULL) on failure, an error message line is written to this BIO.
8483a003 2128 * in: a NUL terminated string like "abc,def,ghi"
71fa4513 2129 *
8483a003 2130 * returns: a malloc'd buffer or NULL on failure.
71fa4513 2131 */
817cd0d5 2132unsigned char *next_protos_parse(size_t *outlen, const char *in)
0f113f3e
MC		 2133{
2134 size_t len;
2135 unsigned char *out;
2136 size_t i, start = 0;
e78253f2 2137 size_t skipped = 0;
0f113f3e
MC		 2138
2139 len = strlen(in);
e78253f2 2140 if (len == 0 || len >= 65535)
0f113f3e
MC		 2141 return NULL;
2142
e78253f2 2143 out = app_malloc(len + 1, "NPN buffer");
0f113f3e
MC		 2144 for (i = 0; i <= len; ++i) {
2145 if (i == len || in[i] == ',') {
e78253f2
VD		 2146 /*
2147 * Zero-length ALPN elements are invalid on the wire, we could be
2148 * strict and reject the entire string, but just ignoring extra
2149 * commas seems harmless and more friendly.
2150 *
2151 * Every comma we skip in this way puts the input buffer another
2152 * byte ahead of the output buffer, so all stores into the output
2153 * buffer need to be decremented by the number commas skipped.
2154 */
2155 if (i == start) {
2156 ++start;
2157 ++skipped;
2158 continue;
2159 }
0f113f3e
MC		 2160 if (i - start > 255) {
2161 OPENSSL_free(out);
2162 return NULL;
2163 }
8cdb993d 2164 out[start - skipped] = (unsigned char)(i - start);
0f113f3e 2165 start = i + 1;
2234212c 2166 } else {
e78253f2 2167 out[i + 1 - skipped] = in[i];
2234212c 2168 }
0f113f3e
MC		 2169 }
2170
e78253f2
VD		 2171 if (len <= skipped) {
2172 OPENSSL_free(out);
2173 return NULL;
2174 }
2175
2176 *outlen = len + 1 - skipped;
0f113f3e
MC		 2177 return out;
2178}
71fa4513 2179
8cdb993d
DDO		 2180int check_cert_attributes(BIO *bio, X509 *x, const char *checkhost,
2181 const char *checkemail, const char *checkip,
2182 int print)
0f113f3e 2183{
9567fd38
RK		 2184 int valid_host = 0;
2185 int valid_mail = 0;
2186 int valid_ip = 0;
2187 int ret = 1;
2188
0f113f3e 2189 if (x == NULL)
9567fd38
RK		 2190 return 0;
2191
2192 if (checkhost != NULL) {
2193 valid_host = X509_check_host(x, checkhost, 0, 0, NULL);
2194 if (print)
2195 BIO_printf(bio, "Hostname %s does%s match certificate\n",
2196 checkhost, valid_host == 1 ? "" : " NOT");
1a93be1e 2197 ret = ret && valid_host > 0;
0f113f3e
MC		 2198 }
2199
9567fd38
RK		 2200 if (checkemail != NULL) {
2201 valid_mail = X509_check_email(x, checkemail, 0, 0);
2202 if (print)
2203 BIO_printf(bio, "Email %s does%s match certificate\n",
2204 checkemail, valid_mail ? "" : " NOT");
1a93be1e 2205 ret = ret && valid_mail > 0;
0f113f3e
MC		 2206 }
2207
9567fd38 2208 if (checkip != NULL) {
8cdb993d 2209 valid_ip = X509_check_ip_asc(x, checkip, 0);
9567fd38
RK		 2210 if (print)
2211 BIO_printf(bio, "IP %s does%s match certificate\n",
8cdb993d 2212 checkip, valid_ip ? "" : " NOT");
1a93be1e 2213 ret = ret && valid_ip > 0;
0f113f3e 2214 }
9567fd38
RK		 2215
2216 return ret;
0f113f3e 2217}
a70da5b3 2218
6c9515b7
DDO		 2219static int do_pkey_ctx_init(EVP_PKEY_CTX *pkctx, STACK_OF(OPENSSL_STRING) *opts)
2220{
2221 int i;
2222
2223 if (opts == NULL)
2224 return 1;
2225
2226 for (i = 0; i < sk_OPENSSL_STRING_num(opts); i++) {
2227 char *opt = sk_OPENSSL_STRING_value(opts, i);
8cdb993d 2228
6c9515b7
DDO		 2229 if (pkey_ctrl_string(pkctx, opt) <= 0) {
2230 BIO_printf(bio_err, "parameter error \"%s\"\n", opt);
2231 ERR_print_errors(bio_err);
2232 return 0;
2233 }
2234 }
2235
2236 return 1;
2237}
2238
2239static int do_x509_init(X509 *x, STACK_OF(OPENSSL_STRING) *opts)
2240{
2241 int i;
2242
2243 if (opts == NULL)
2244 return 1;
2245
2246 for (i = 0; i < sk_OPENSSL_STRING_num(opts); i++) {
2247 char *opt = sk_OPENSSL_STRING_value(opts, i);
8cdb993d 2248
6c9515b7
DDO		 2249 if (x509_ctrl_string(x, opt) <= 0) {
2250 BIO_printf(bio_err, "parameter error \"%s\"\n", opt);
2251 ERR_print_errors(bio_err);
2252 return 0;
2253 }
2254 }
2255
2256 return 1;
2257}
2258
2259static int do_x509_req_init(X509_REQ *x, STACK_OF(OPENSSL_STRING) *opts)
2260{
2261 int i;
2262
2263 if (opts == NULL)
2264 return 1;
2265
2266 for (i = 0; i < sk_OPENSSL_STRING_num(opts); i++) {
2267 char *opt = sk_OPENSSL_STRING_value(opts, i);
8cdb993d 2268
6c9515b7
DDO		 2269 if (x509_req_ctrl_string(x, opt) <= 0) {
2270 BIO_printf(bio_err, "parameter error \"%s\"\n", opt);
2271 ERR_print_errors(bio_err);
2272 return 0;
2273 }
2274 }
2275
2276 return 1;
2277}
2278
2279static int do_sign_init(EVP_MD_CTX *ctx, EVP_PKEY *pkey,
91034b68 2280 const char *md, STACK_OF(OPENSSL_STRING) *sigopts)
6c9515b7
DDO		 2281{
2282 EVP_PKEY_CTX *pkctx = NULL;
91034b68 2283 char def_md[80];
6c9515b7
DDO		 2284
2285 if (ctx == NULL)
2286 return 0;
2287 /*
91034b68 2288 * EVP_PKEY_get_default_digest_name() returns 2 if the digest is mandatory
6c9515b7
DDO		 2289 * for this algorithm.
2290 */
91034b68
PG		 2291 if (EVP_PKEY_get_default_digest_name(pkey, def_md, sizeof(def_md)) == 2
2292 && strcmp(def_md, "UNDEF") == 0) {
6c9515b7
DDO		 2293 /* The signing algorithm requires there to be no digest */
2294 md = NULL;
2295 }
91034b68
PG		 2296
2297 return EVP_DigestSignInit_ex(ctx, &pkctx, md, app_get0_libctx(),
2298 app_get0_propq(), pkey, NULL)
6c9515b7
DDO		 2299 && do_pkey_ctx_init(pkctx, sigopts);
2300}
2301
ec2bfb7d
DDO		 2302static int adapt_keyid_ext(X509 *cert, X509V3_CTX *ext_ctx,
2303 const char *name, const char *value, int add_default)
2304{
2305 const STACK_OF(X509_EXTENSION) *exts = X509_get0_extensions(cert);
2306 X509_EXTENSION *new_ext = X509V3_EXT_nconf(NULL, ext_ctx, name, value);
2307 int idx, rv = 0;
2308
2309 if (new_ext == NULL)
2310 return rv;
2311
2312 idx = X509v3_get_ext_by_OBJ(exts, X509_EXTENSION_get_object(new_ext), -1);
2313 if (idx >= 0) {
2314 X509_EXTENSION *found_ext = X509v3_get_ext(exts, idx);
adbd77f6
DDO		 2315 ASN1_OCTET_STRING *encoded = X509_EXTENSION_get_data(found_ext);
2316 int disabled = ASN1_STRING_length(encoded) <= 2; /* indicating "none" */
ec2bfb7d
DDO		 2317
2318 if (disabled) {
2319 X509_delete_ext(cert, idx);
2320 X509_EXTENSION_free(found_ext);
2321 } /* else keep existing key identifier, which might be outdated */
2322 rv = 1;
8cdb993d 2323 } else {
ec2bfb7d
DDO		 2324 rv = !add_default || X509_add_ext(cert, new_ext, -1);
2325 }
2326 X509_EXTENSION_free(new_ext);
2327 return rv;
2328}
2329
adbd77f6
DDO		 2330int cert_matches_key(const X509 *cert, const EVP_PKEY *pkey)
2331{
2332 int match;
2333
2334 ERR_set_mark();
2335 match = X509_check_private_key(cert, pkey);
2336 ERR_pop_to_mark();
2337 return match;
2338}
2339
ec2bfb7d 2340/* Ensure RFC 5280 compliance, adapt keyIDs as needed, and sign the cert info */
342e3652 2341int do_X509_sign(X509 *cert, int force_v1, EVP_PKEY *pkey, const char *md,
ec2bfb7d 2342 STACK_OF(OPENSSL_STRING) *sigopts, X509V3_CTX *ext_ctx)
6c9515b7 2343{
6c9515b7 2344 EVP_MD_CTX *mctx = EVP_MD_CTX_new();
ec2bfb7d 2345 int self_sign;
6c9515b7
DDO		 2346 int rv = 0;
2347
342e3652 2348 if (!force_v1) {
cdf63a37 2349 if (!X509_set_version(cert, X509_VERSION_3))
6c9515b7
DDO		 2350 goto end;
2351
ec2bfb7d 2352 /*
adbd77f6 2353 * Add default SKID before AKID such that AKID can make use of it
ec2bfb7d
DDO		 2354 * in case the certificate is self-signed
2355 */
2356 /* Prevent X509_V_ERR_MISSING_SUBJECT_KEY_IDENTIFIER */
2357 if (!adapt_keyid_ext(cert, ext_ctx, "subjectKeyIdentifier", "hash", 1))
2358 goto end;
2359 /* Prevent X509_V_ERR_MISSING_AUTHORITY_KEY_IDENTIFIER */
adbd77f6 2360 self_sign = cert_matches_key(cert, pkey);
ec2bfb7d
DDO		 2361 if (!adapt_keyid_ext(cert, ext_ctx, "authorityKeyIdentifier",
2362 "keyid, issuer", !self_sign))
2363 goto end;
6c9515b7 2364 }
586b5407 2365 /* May add further measures for ensuring RFC 5280 compliance, see #19805 */
6c9515b7
DDO		 2366
2367 if (mctx != NULL && do_sign_init(mctx, pkey, md, sigopts) > 0)
2368 rv = (X509_sign_ctx(cert, mctx) > 0);
2369 end:
2370 EVP_MD_CTX_free(mctx);
2371 return rv;
2372}
2373
2374/* Sign the certificate request info */
91034b68 2375int do_X509_REQ_sign(X509_REQ *x, EVP_PKEY *pkey, const char *md,
6c9515b7
DDO		 2376 STACK_OF(OPENSSL_STRING) *sigopts)
2377{
2378 int rv = 0;
2379 EVP_MD_CTX *mctx = EVP_MD_CTX_new();
2380
2381 if (do_sign_init(mctx, pkey, md, sigopts) > 0)
2382 rv = (X509_REQ_sign_ctx(x, mctx) > 0);
2383 EVP_MD_CTX_free(mctx);
2384 return rv;
2385}
2386
2387/* Sign the CRL info */
91034b68 2388int do_X509_CRL_sign(X509_CRL *x, EVP_PKEY *pkey, const char *md,
6c9515b7
DDO		 2389 STACK_OF(OPENSSL_STRING) *sigopts)
2390{
2391 int rv = 0;
2392 EVP_MD_CTX *mctx = EVP_MD_CTX_new();
2393
2394 if (do_sign_init(mctx, pkey, md, sigopts) > 0)
2395 rv = (X509_CRL_sign_ctx(x, mctx) > 0);
2396 EVP_MD_CTX_free(mctx);
2397 return rv;
2398}
2399
bc42cf51
PH		 2400/*
2401 * do_X509_verify returns 1 if the signature is valid,
2402 * 0 if the signature check fails, or -1 if error occurs.
2403 */
6c9515b7
DDO		 2404int do_X509_verify(X509 *x, EVP_PKEY *pkey, STACK_OF(OPENSSL_STRING) *vfyopts)
2405{
2406 int rv = 0;
2407
2408 if (do_x509_init(x, vfyopts) > 0)
bc42cf51
PH		 2409 rv = X509_verify(x, pkey);
2410 else
2411 rv = -1;
6c9515b7
DDO		 2412 return rv;
2413}
2414
bc42cf51
PH		 2415/*
2416 * do_X509_REQ_verify returns 1 if the signature is valid,
2417 * 0 if the signature check fails, or -1 if error occurs.
2418 */
6c9515b7
DDO		 2419int do_X509_REQ_verify(X509_REQ *x, EVP_PKEY *pkey,
2420 STACK_OF(OPENSSL_STRING) *vfyopts)
2421{
2422 int rv = 0;
2423
2424 if (do_x509_req_init(x, vfyopts) > 0)
8cdb993d 2425 rv = X509_REQ_verify_ex(x, pkey, app_get0_libctx(), app_get0_propq());
bc42cf51
PH		 2426 else
2427 rv = -1;
6c9515b7
DDO		 2428 return rv;
2429}
2430
0090a686
DSH		 2431/* Get first http URL from a DIST_POINT structure */
2432
2433static const char *get_dp_url(DIST_POINT *dp)
0f113f3e
MC		 2434{
2435 GENERAL_NAMES *gens;
2436 GENERAL_NAME *gen;
2437 int i, gtype;
2438 ASN1_STRING *uri;
8cdb993d 2439
0f113f3e
MC		 2440 if (!dp->distpoint || dp->distpoint->type != 0)
2441 return NULL;
2442 gens = dp->distpoint->name.fullname;
2443 for (i = 0; i < sk_GENERAL_NAME_num(gens); i++) {
2444 gen = sk_GENERAL_NAME_value(gens, i);
2445 uri = GENERAL_NAME_get0_value(gen, &gtype);
2446 if (gtype == GEN_URI && ASN1_STRING_length(uri) > 6) {
17ebf85a 2447 const char *uptr = (const char *)ASN1_STRING_get0_data(uri);
9498dac4
DDO		 2448
2449 if (IS_HTTP(uptr)) /* can/should not use HTTPS here */
0f113f3e
MC		 2450 return uptr;
2451 }
2452 }
2453 return NULL;
2454}
2455
2456/*
2457 * Look through a CRLDP structure and attempt to find an http URL to
2458 * downloads a CRL from.
0090a686
DSH		 2459 */
2460
2461static X509_CRL *load_crl_crldp(STACK_OF(DIST_POINT) *crldp)
0f113f3e
MC		 2462{
2463 int i;
2464 const char *urlptr = NULL;
8cdb993d 2465
0f113f3e
MC		 2466 for (i = 0; i < sk_DIST_POINT_num(crldp); i++) {
2467 DIST_POINT *dp = sk_DIST_POINT_value(crldp, i);
8cdb993d 2468
0f113f3e 2469 urlptr = get_dp_url(dp);
e9d62da6 2470 if (urlptr != NULL)
d382e796 2471 return load_crl(urlptr, FORMAT_UNDEF, 0, "CRL via CDP");
0f113f3e
MC		 2472 }
2473 return NULL;
2474}
2475
2476/*
0aa87e86
DDO		 2477 * Example of downloading CRLs from CRLDP:
2478 * not usable for real world as it always downloads and doesn't cache anything.
0090a686
DSH		 2479 */
2480
8cc86b81
DDO		 2481static STACK_OF(X509_CRL) *crls_http_cb(const X509_STORE_CTX *ctx,
2482 const X509_NAME *nm)
0f113f3e
MC		 2483{
2484 X509 *x;
2485 STACK_OF(X509_CRL) *crls = NULL;
2486 X509_CRL *crl;
2487 STACK_OF(DIST_POINT) *crldp;
7e1b7485
RS		 2488
2489 crls = sk_X509_CRL_new_null();
2490 if (!crls)
2491 return NULL;
0f113f3e
MC		 2492 x = X509_STORE_CTX_get_current_cert(ctx);
2493 crldp = X509_get_ext_d2i(x, NID_crl_distribution_points, NULL, NULL);
2494 crl = load_crl_crldp(crldp);
2495 sk_DIST_POINT_pop_free(crldp, DIST_POINT_free);
bd0a2e0c
FWH		 2496
2497 if (crl == NULL || !sk_X509_CRL_push(crls, crl))
2498 goto error;
2499
0f113f3e
MC		 2500 /* Try to download delta CRL */
2501 crldp = X509_get_ext_d2i(x, NID_freshest_crl, NULL, NULL);
2502 crl = load_crl_crldp(crldp);
2503 sk_DIST_POINT_pop_free(crldp, DIST_POINT_free);
bd0a2e0c
FWH		 2504
2505 if (crl != NULL && !sk_X509_CRL_push(crls, crl))
2506 goto error;
2507
0f113f3e 2508 return crls;
bd0a2e0c
FWH		 2509
2510error:
2511 X509_CRL_free(crl);
2512 sk_X509_CRL_free(crls);
2513 return NULL;
0f113f3e 2514}
0090a686
DSH		 2515
2516void store_setup_crl_download(X509_STORE *st)
0f113f3e
MC		 2517{
2518 X509_STORE_set_lookup_crls_cb(st, crls_http_cb);
2519}
0090a686 2520
3ca28c9e 2521#if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
29f178bd
DDO		 2522static const char *tls_error_hint(void)
2523{
2524 unsigned long err = ERR_peek_error();
2525
2526 if (ERR_GET_LIB(err) != ERR_LIB_SSL)
2527 err = ERR_peek_last_error();
2528 if (ERR_GET_LIB(err) != ERR_LIB_SSL)
db302550 2529 return NULL; /* likely no TLS error */
29f178bd
DDO		 2530
2531 switch (ERR_GET_REASON(err)) {
2532 case SSL_R_WRONG_VERSION_NUMBER:
2533 return "The server does not support (a suitable version of) TLS";
2534 case SSL_R_UNKNOWN_PROTOCOL:
2535 return "The server does not support HTTPS";
2536 case SSL_R_CERTIFICATE_VERIFY_FAILED:
2537 return "Cannot authenticate server via its TLS certificate, likely due to mismatch with our trusted TLS certs or missing revocation status";
2538 case SSL_AD_REASON_OFFSET + TLS1_AD_UNKNOWN_CA:
2539 return "Server did not accept our TLS certificate, likely due to mismatch with server's trust anchor or missing revocation status";
2540 case SSL_AD_REASON_OFFSET + SSL3_AD_HANDSHAKE_FAILURE:
2541 return "TLS handshake failure. Possibly the server requires our TLS certificate but did not receive it";
db302550
DDO		 2542 default:
2543 return NULL; /* no hint available for TLS error */
2544 }
2545}
2546
2547static BIO *http_tls_shutdown(BIO *bio)
2548{
2549 if (bio != NULL) {
2550 BIO *cbio;
2551 const char *hint = tls_error_hint();
2552
2553 if (hint != NULL)
2554 BIO_printf(bio_err, "%s\n", hint);
2555 (void)ERR_set_mark();
2556 BIO_ssl_shutdown(bio);
2557 cbio = BIO_pop(bio); /* connect+HTTP BIO */
2558 BIO_free(bio); /* SSL BIO */
2559 (void)ERR_pop_to_mark(); /* hide SSL_R_READ_BIO_NOT_SET etc. */
2560 bio = cbio;
29f178bd 2561 }
db302550 2562 return bio;
29f178bd
DDO		 2563}
2564
2565/* HTTP callback function that supports TLS connection also via HTTPS proxy */
cdaf072f 2566BIO *app_http_tls_cb(BIO *bio, void *arg, int connect, int detail)
29f178bd 2567{
97b8c859
DDO		 2568 APP_HTTP_TLS_INFO *info = (APP_HTTP_TLS_INFO *)arg;
2569 SSL_CTX *ssl_ctx = info->ssl_ctx;
2570
96e13a16
DDO		 2571 if (ssl_ctx == NULL) /* not using TLS */
2572 return bio;
2573 if (connect) {
ef203432
DDO		 2574 SSL *ssl;
2575 BIO *sbio = NULL;
30b9a6ec
DDO		 2576 X509_STORE *ts = SSL_CTX_get_cert_store(ssl_ctx);
2577 X509_VERIFY_PARAM *vpm = X509_STORE_get0_param(ts);
2578 const char *host = vpm == NULL ? NULL :
2579 X509_VERIFY_PARAM_get0_host(vpm, 0 /* first hostname */);
ef203432 2580
068549f8 2581 /* adapt after fixing callback design flaw, see #17088 */
29f178bd 2582 if ((info->use_proxy
cdaf072f 2583 && !OSSL_HTTP_proxy_connect(bio, info->server, info->port,
29f178bd
DDO		 2584 NULL, NULL, /* no proxy credentials */
2585 info->timeout, bio_err, opt_getprog()))
2586 || (sbio = BIO_new(BIO_f_ssl())) == NULL) {
2587 return NULL;
2588 }
db302550 2589 if ((ssl = SSL_new(ssl_ctx)) == NULL) {
29f178bd
DDO		 2590 BIO_free(sbio);
2591 return NULL;
2592 }
2593
30b9a6ec
DDO		 2594 if (vpm != NULL)
2595 SSL_set_tlsext_host_name(ssl, host /* may be NULL */);
29f178bd
DDO		 2596
2597 SSL_set_connect_state(ssl);
2598 BIO_set_ssl(sbio, ssl, BIO_CLOSE);
2599
cdaf072f 2600 bio = BIO_push(sbio, bio);
db302550
DDO		 2601 } else { /* disconnect from TLS */
2602 bio = http_tls_shutdown(bio);
cdaf072f
DDO		 2603 }
2604 return bio;
29f178bd
DDO		 2605}
2606
ef203432
DDO		 2607void APP_HTTP_TLS_INFO_free(APP_HTTP_TLS_INFO *info)
2608{
2609 if (info != NULL) {
2610 SSL_CTX_free(info->ssl_ctx);
2611 OPENSSL_free(info);
2612 }
2613}
2614
29f178bd 2615ASN1_VALUE *app_http_get_asn1(const char *url, const char *proxy,
afe554c2 2616 const char *no_proxy, SSL_CTX *ssl_ctx,
29f178bd
DDO		 2617 const STACK_OF(CONF_VALUE) *headers,
2618 long timeout, const char *expected_content_type,
2619 const ASN1_ITEM *it)
2620{
2621 APP_HTTP_TLS_INFO info;
2622 char *server;
2623 char *port;
2624 int use_ssl;
8f965908 2625 BIO *mem;
29f178bd
DDO		 2626 ASN1_VALUE *resp = NULL;
2627
2628 if (url == NULL || it == NULL) {
9311d0c4 2629 ERR_raise(ERR_LIB_HTTP, ERR_R_PASSED_NULL_PARAMETER);
29f178bd
DDO		 2630 return NULL;
2631 }
2632
7932982b
DDO		 2633 if (!OSSL_HTTP_parse_url(url, &use_ssl, NULL /* userinfo */, &server, &port,
2634 NULL /* port_num, */, NULL, NULL, NULL))
29f178bd
DDO		 2635 return NULL;
2636 if (use_ssl && ssl_ctx == NULL) {
a150f8e1
RL		 2637 ERR_raise_data(ERR_LIB_HTTP, ERR_R_PASSED_NULL_PARAMETER,
2638 "missing SSL_CTX");
29f178bd
DDO		 2639 goto end;
2640 }
96e13a16
DDO		 2641 if (!use_ssl && ssl_ctx != NULL) {
2642 ERR_raise_data(ERR_LIB_HTTP, ERR_R_PASSED_INVALID_ARGUMENT,
2643 "SSL_CTX given but use_ssl == 0");
2644 goto end;
2645 }
29f178bd
DDO		 2646
2647 info.server = server;
2648 info.port = port;
068549f8
DDO		 2649 info.use_proxy = /* workaround for callback design flaw, see #17088 */
2650 OSSL_HTTP_adapt_proxy(proxy, no_proxy, server, use_ssl) != NULL;
29f178bd
DDO		 2651 info.timeout = timeout;
2652 info.ssl_ctx = ssl_ctx;
8f965908
DDO		 2653 mem = OSSL_HTTP_get(url, proxy, no_proxy, NULL /* bio */, NULL /* rbio */,
2654 app_http_tls_cb, &info, 0 /* buf_size */, headers,
2655 expected_content_type, 1 /* expect_asn1 */,
647a5dbf 2656 OSSL_HTTP_DEFAULT_MAX_RESP_LEN, timeout);
8f965908
DDO		 2657 resp = ASN1_item_d2i_bio(it, mem, NULL);
2658 BIO_free(mem);
2659
29f178bd
DDO		 2660 end:
2661 OPENSSL_free(server);
2662 OPENSSL_free(port);
2663 return resp;
2664
2665}
2666
2667ASN1_VALUE *app_http_post_asn1(const char *host, const char *port,
2668 const char *path, const char *proxy,
afe554c2 2669 const char *no_proxy, SSL_CTX *ssl_ctx,
29f178bd
DDO		 2670 const STACK_OF(CONF_VALUE) *headers,
2671 const char *content_type,
2672 ASN1_VALUE *req, const ASN1_ITEM *req_it,
82990287 2673 const char *expected_content_type,
29f178bd
DDO		 2674 long timeout, const ASN1_ITEM *rsp_it)
2675{
068549f8 2676 int use_ssl = ssl_ctx != NULL;
29f178bd 2677 APP_HTTP_TLS_INFO info;
8f965908
DDO		 2678 BIO *rsp, *req_mem = ASN1_item_i2d_mem_bio(req_it, req);
2679 ASN1_VALUE *res;
29f178bd 2680
8f965908
DDO		 2681 if (req_mem == NULL)
2682 return NULL;
068549f8 2683
29f178bd
DDO		 2684 info.server = host;
2685 info.port = port;
068549f8
DDO		 2686 info.use_proxy = /* workaround for callback design flaw, see #17088 */
2687 OSSL_HTTP_adapt_proxy(proxy, no_proxy, host, use_ssl) != NULL;
29f178bd
DDO		 2688 info.timeout = timeout;
2689 info.ssl_ctx = ssl_ctx;
068549f8 2690 rsp = OSSL_HTTP_transfer(NULL, host, port, path, use_ssl,
8f965908
DDO		 2691 proxy, no_proxy, NULL /* bio */, NULL /* rbio */,
2692 app_http_tls_cb, &info,
2693 0 /* buf_size */, headers, content_type, req_mem,
82990287 2694 expected_content_type, 1 /* expect_asn1 */,
647a5dbf 2695 OSSL_HTTP_DEFAULT_MAX_RESP_LEN, timeout,
8f965908
DDO		 2696 0 /* keep_alive */);
2697 BIO_free(req_mem);
2698 res = ASN1_item_d2i_bio(rsp_it, rsp, NULL);
2699 BIO_free(rsp);
2700 return res;
29f178bd
DDO		 2701}
2702
2703#endif
2704
0a39d8f2
AP		 2705/*
2706 * Platform-specific sections
2707 */
ffa10187 2708#if defined(_WIN32)
a1ad253f
AP		 2709# ifdef fileno
2710# undef fileno
2711# define fileno(a) (int)_fileno(a)
2712# endif
2713
2714# include <windows.h>
2715# include <tchar.h>
2716
2717static int WIN32_rename(const char *from, const char *to)
0f113f3e
MC		 2718{
2719 TCHAR *tfrom = NULL, *tto;
2720 DWORD err;
2721 int ret = 0;
2722
2723 if (sizeof(TCHAR) == 1) {
2724 tfrom = (TCHAR *)from;
2725 tto = (TCHAR *)to;
2726 } else { /* UNICODE path */
0f113f3e 2727 size_t i, flen = strlen(from) + 1, tlen = strlen(to) + 1;
8cdb993d 2728
b1ad95e3 2729 tfrom = malloc(sizeof(*tfrom) * (flen + tlen));
0f113f3e
MC		 2730 if (tfrom == NULL)
2731 goto err;
2732 tto = tfrom + flen;
8cdb993d 2733# if !defined(_WIN32_WCE) || _WIN32_WCE >= 101
bb86c43f 2734 if (!MultiByteToWideChar(CP_ACP, 0, from, (int)flen, (WCHAR *)tfrom, (int)flen))
0f113f3e
MC		 2735# endif
2736 for (i = 0; i < flen; i++)
2737 tfrom[i] = (TCHAR)from[i];
8cdb993d 2738# if !defined(_WIN32_WCE) || _WIN32_WCE >= 101
bb86c43f 2739 if (!MultiByteToWideChar(CP_ACP, 0, to, (int)tlen, (WCHAR *)tto, (int)tlen))
0f113f3e
MC		 2740# endif
2741 for (i = 0; i < tlen; i++)
2742 tto[i] = (TCHAR)to[i];
2743 }
2744
2745 if (MoveFile(tfrom, tto))
2746 goto ok;
2747 err = GetLastError();
2748 if (err == ERROR_ALREADY_EXISTS || err == ERROR_FILE_EXISTS) {
2749 if (DeleteFile(tto) && MoveFile(tfrom, tto))
2750 goto ok;
2751 err = GetLastError();
2752 }
2753 if (err == ERROR_FILE_NOT_FOUND || err == ERROR_PATH_NOT_FOUND)
2754 errno = ENOENT;
2755 else if (err == ERROR_ACCESS_DENIED)
2756 errno = EACCES;
2757 else
2758 errno = EINVAL; /* we could map more codes... */
2759 err:
2760 ret = -1;
2761 ok:
2762 if (tfrom != NULL && tfrom != (TCHAR *)from)
2763 free(tfrom);
2764 return ret;
2765}
0a39d8f2
AP		 2766#endif
2767
2768/* app_tminterval section */
2769#if defined(_WIN32)
0f113f3e
MC		 2770double app_tminterval(int stop, int usertime)
2771{
2772 FILETIME now;
2773 double ret = 0;
2774 static ULARGE_INTEGER tmstart;
2775 static int warning = 1;
8cdb993d 2776 int use_GetSystemTime = 1;
0f113f3e
MC		 2777# ifdef _WIN32_WINNT
2778 static HANDLE proc = NULL;
2779
2780 if (proc == NULL) {
2781 if (check_winnt())
2782 proc = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE,
2783 GetCurrentProcessId());
2784 if (proc == NULL)
2785 proc = (HANDLE) - 1;
2786 }
2787
2788 if (usertime && proc != (HANDLE) - 1) {
2789 FILETIME junk;
8cdb993d 2790
0f113f3e 2791 GetProcessTimes(proc, &junk, &junk, &junk, &now);
8cdb993d
DDO		 2792 use_GetSystemTime = 0;
2793 }
0f113f3e 2794# endif
8cdb993d 2795 if (use_GetSystemTime) {
0f113f3e 2796 SYSTEMTIME systime;
9135fddb 2797
0f113f3e
MC		 2798 if (usertime && warning) {
2799 BIO_printf(bio_err, "To get meaningful results, run "
2800 "this program on idle system.\n");
2801 warning = 0;
2802 }
2803 GetSystemTime(&systime);
2804 SystemTimeToFileTime(&systime, &now);
2805 }
9135fddb 2806
0f113f3e
MC		 2807 if (stop == TM_START) {
2808 tmstart.u.LowPart = now.dwLowDateTime;
2809 tmstart.u.HighPart = now.dwHighDateTime;
2810 } else {
2811 ULARGE_INTEGER tmstop;
9135fddb 2812
0f113f3e
MC		 2813 tmstop.u.LowPart = now.dwLowDateTime;
2814 tmstop.u.HighPart = now.dwHighDateTime;
9135fddb 2815
0f113f3e
MC		 2816 ret = (__int64)(tmstop.QuadPart - tmstart.QuadPart) * 1e-7;
2817 }
9135fddb 2818
26a7d938 2819 return ret;
0f113f3e 2820}
5c8b7b4c 2821#elif defined(OPENSSL_SYS_VXWORKS)
0f113f3e 2822# include <time.h>
0a39d8f2 2823
0f113f3e
MC		 2824double app_tminterval(int stop, int usertime)
2825{
2826 double ret = 0;
2827# ifdef CLOCK_REALTIME
2828 static struct timespec tmstart;
2829 struct timespec now;
2830# else
2831 static unsigned long tmstart;
2832 unsigned long now;
2833# endif
2834 static int warning = 1;
2835
2836 if (usertime && warning) {
2837 BIO_printf(bio_err, "To get meaningful results, run "
2838 "this program on idle system.\n");
2839 warning = 0;
2840 }
2841# ifdef CLOCK_REALTIME
2842 clock_gettime(CLOCK_REALTIME, &now);
2843 if (stop == TM_START)
2844 tmstart = now;
2845 else
2846 ret = ((now.tv_sec + now.tv_nsec * 1e-9)
2847 - (tmstart.tv_sec + tmstart.tv_nsec * 1e-9));
2848# else
2849 now = tickGet();
2850 if (stop == TM_START)
2851 tmstart = now;
2852 else
2853 ret = (now - tmstart) / (double)sysClkRateGet();
2854# endif
26a7d938 2855 return ret;
0f113f3e 2856}
0a39d8f2 2857
0f113f3e
MC		 2858#elif defined(_SC_CLK_TCK) /* by means of unistd.h */
2859# include <sys/times.h>
0a39d8f2 2860
0f113f3e
MC		 2861double app_tminterval(int stop, int usertime)
2862{
2863 double ret = 0;
db71d315 2864 struct tms rus;
2bd928a1
TM		 2865 clock_t now = times(&rus);
2866 static clock_t tmstart;
0f113f3e
MC		 2867
2868 if (usertime)
2869 now = rus.tms_utime;
2870
2234212c 2871 if (stop == TM_START) {
0f113f3e 2872 tmstart = now;
2234212c 2873 } else {
2bd928a1 2874 long int tck = sysconf(_SC_CLK_TCK);
8cdb993d 2875
0f113f3e
MC		 2876 ret = (now - tmstart) / (double)tck;
2877 }
2878
26a7d938 2879 return ret;
0f113f3e 2880}
0a39d8f2 2881
0f113f3e
MC		 2882#else
2883# include <sys/time.h>
2884# include <sys/resource.h>
0a39d8f2 2885
0f113f3e
MC		 2886double app_tminterval(int stop, int usertime)
2887{
2888 double ret = 0;
2889 struct rusage rus;
2890 struct timeval now;
2891 static struct timeval tmstart;
2892
2893 if (usertime)
2894 getrusage(RUSAGE_SELF, &rus), now = rus.ru_utime;
2895 else
2896 gettimeofday(&now, NULL);
2897
2898 if (stop == TM_START)
2899 tmstart = now;
2900 else
2901 ret = ((now.tv_sec + now.tv_usec * 1e-6)
2902 - (tmstart.tv_sec + tmstart.tv_usec * 1e-6));
2903
2904 return ret;
2905}
0a39d8f2 2906#endif
a1ad253f 2907
8cdb993d 2908int app_access(const char *name, int flag)
7e1b7485
RS		 2909{
2910#ifdef _WIN32
2911 return _access(name, flag);
2912#else
2913 return access(name, flag);
2914#endif
2915}
2916
ffa10187 2917int app_isdir(const char *name)
0f113f3e 2918{
a43ce58f 2919 return opt_isdir(name);
0f113f3e 2920}
ffa10187 2921
0a39d8f2 2922/* raw_read|write section */
51e5133d
RL		 2923#if defined(__VMS)
2924# include "vms_term_sock.h"
2925static int stdin_sock = -1;
2926
2927static void close_stdin_sock(void)
2928{
8cdb993d 2929 TerminalSocket(TERM_SOCK_DELETE, &stdin_sock);
51e5133d
RL		 2930}
2931
2932int fileno_stdin(void)
2933{
2934 if (stdin_sock == -1) {
2935 TerminalSocket(TERM_SOCK_CREATE, &stdin_sock);
2936 atexit(close_stdin_sock);
2937 }
2938
2939 return stdin_sock;
2940}
2941#else
2942int fileno_stdin(void)
2943{
2944 return fileno(stdin);
2945}
2946#endif
2947
2948int fileno_stdout(void)
2949{
2950 return fileno(stdout);
2951}
2952
ffa10187 2953#if defined(_WIN32) && defined(STD_INPUT_HANDLE)
0f113f3e
MC		 2954int raw_read_stdin(void *buf, int siz)
2955{
2956 DWORD n;
8cdb993d 2957
0f113f3e 2958 if (ReadFile(GetStdHandle(STD_INPUT_HANDLE), buf, siz, &n, NULL))
26a7d938 2959 return n;
0f113f3e 2960 else
26a7d938 2961 return -1;
0f113f3e 2962}
51e5133d 2963#elif defined(__VMS)
2234212c 2964# include <sys/socket.h>
a19228b7 2965
51e5133d
RL		 2966int raw_read_stdin(void *buf, int siz)
2967{
2968 return recv(fileno_stdin(), buf, siz, 0);
2969}
ffa10187 2970#else
0f113f3e
MC		 2971int raw_read_stdin(void *buf, int siz)
2972{
51e5133d 2973 return read(fileno_stdin(), buf, siz);
0f113f3e 2974}
ffa10187
AP		 2975#endif
2976
2977#if defined(_WIN32) && defined(STD_OUTPUT_HANDLE)
0f113f3e
MC		 2978int raw_write_stdout(const void *buf, int siz)
2979{
2980 DWORD n;
8cdb993d 2981
0f113f3e 2982 if (WriteFile(GetStdHandle(STD_OUTPUT_HANDLE), buf, siz, &n, NULL))
26a7d938 2983 return n;
0f113f3e 2984 else
26a7d938 2985 return -1;
0f113f3e 2986}
8cdb993d
DDO		 2987#elif defined(OPENSSL_SYS_TANDEM) && defined(OPENSSL_THREADS) \
2988 && defined(_SPT_MODEL_)
1287dabd 2989int raw_write_stdout(const void *buf, int siz)
08073700 2990{
8cdb993d 2991 return write(fileno(stdout), (void *)buf, siz);
08073700 2992}
ffa10187 2993#else
0f113f3e
MC		 2994int raw_write_stdout(const void *buf, int siz)
2995{
51e5133d 2996 return write(fileno_stdout(), buf, siz);
0f113f3e 2997}
ffa10187 2998#endif
a412b891
RL		 2999
3000/*
a43ce58f 3001 * Centralized handling of input and output files with format specification
a412b891
RL		 3002 * The format is meant to show what the input and output is supposed to be,
3003 * and is therefore a show of intent more than anything else. However, it
a43ce58f 3004 * does impact behavior on some platforms, such as differentiating between
a412b891
RL		 3005 * text and binary input/output on non-Unix platforms
3006 */
a60994df 3007BIO *dup_bio_in(int format)
a412b891 3008{
a60994df 3009 return BIO_new_fp(stdin,
a43ce58f 3010 BIO_NOCLOSE | (FMT_istext(format) ? BIO_FP_TEXT : 0));
a60994df
RL		 3011}
3012
3013BIO *dup_bio_out(int format)
3014{
3015 BIO *b = BIO_new_fp(stdout,
a43ce58f 3016 BIO_NOCLOSE | (FMT_istext(format) ? BIO_FP_TEXT : 0));
fb03e614 3017
a412b891 3018#ifdef OPENSSL_SYS_VMS
082a8140
ES		 3019 if (b != NULL && FMT_istext(format)) {
3020 BIO *btmp = BIO_new(BIO_f_linebuffer());
3021
2fccd17e
JJ		 3022 if (btmp == NULL) {
3023 BIO_free(b);
3024 return NULL;
3025 }
3026 b = BIO_push(btmp, b);
3027 }
149bd5d6 3028#endif
71bb86f0 3029
149bd5d6
RL		 3030 return b;
3031}
3032
3033BIO *dup_bio_err(int format)
3034{
3035 BIO *b = BIO_new_fp(stderr,
a43ce58f 3036 BIO_NOCLOSE | (FMT_istext(format) ? BIO_FP_TEXT : 0));
8cdb993d 3037
149bd5d6 3038#ifdef OPENSSL_SYS_VMS
2fccd17e
JJ		 3039 if (b != NULL && FMT_istext(format)) {
3040 BIO *btmp = BIO_new(BIO_f_linebuffer());
3041
3042 if (btmp == NULL) {
3043 BIO_free(b);
3044 return NULL;
3045 }
3046 b = BIO_push(btmp, b);
3047 }
a412b891
RL		 3048#endif
3049 return b;
3050}
3051
3052void unbuffer(FILE *fp)
3053{
90dbd250
RL		 3054/*
3055 * On VMS, setbuf() will only take 32-bit pointers, and a compilation
3056 * with /POINTER_SIZE=64 will give off a MAYLOSEDATA2 warning here.
3057 * However, we trust that the C RTL will never give us a FILE pointer
3058 * above the first 4 GB of memory, so we simply turn off the warning
3059 * temporarily.
3060 */
3061#if defined(OPENSSL_SYS_VMS) && defined(__DECC)
3062# pragma environment save
3063# pragma message disable maylosedata2
3064#endif
a412b891 3065 setbuf(fp, NULL);
90dbd250
RL		 3066#if defined(OPENSSL_SYS_VMS) && defined(__DECC)
3067# pragma environment restore
3068#endif
a412b891
RL		 3069}
3070
3071static const char *modestr(char mode, int format)
3072{
3073 OPENSSL_assert(mode == 'a' || mode == 'r' || mode == 'w');
3074
3075 switch (mode) {
3076 case 'a':
a43ce58f 3077 return FMT_istext(format) ? "a" : "ab";
a412b891 3078 case 'r':
a43ce58f 3079 return FMT_istext(format) ? "r" : "rb";
a412b891 3080 case 'w':
a43ce58f 3081 return FMT_istext(format) ? "w" : "wb";
a412b891
RL		 3082 }
3083 /* The assert above should make sure we never reach this point */
3084 return NULL;
3085}
3086
3087static const char *modeverb(char mode)
3088{
3089 switch (mode) {
3090 case 'a':
3091 return "appending";
3092 case 'r':
3093 return "reading";
3094 case 'w':
3095 return "writing";
3096 }
3097 return "(doing something)";
3098}
3099
3100/*
3101 * Open a file for writing, owner-read-only.
3102 */
3103BIO *bio_open_owner(const char *filename, int format, int private)
3104{
3105 FILE *fp = NULL;
3106 BIO *b = NULL;
2f0a5381
P		 3107 int textmode, bflags;
3108#ifndef OPENSSL_NO_POSIX_IO
3109 int fd = -1, mode;
3110#endif
a412b891
RL		 3111
3112 if (!private || filename == NULL || strcmp(filename, "-") == 0)
3113 return bio_open_default(filename, 'w', format);
3114
2f0a5381
P		 3115 textmode = FMT_istext(format);
3116#ifndef OPENSSL_NO_POSIX_IO
a412b891 3117 mode = O_WRONLY;
2f0a5381 3118# ifdef O_CREAT
a412b891 3119 mode |= O_CREAT;
2f0a5381
P		 3120# endif
3121# ifdef O_TRUNC
a412b891 3122 mode |= O_TRUNC;
2f0a5381 3123# endif
1cd5cc36 3124 if (!textmode) {
2f0a5381 3125# ifdef O_BINARY
a412b891 3126 mode |= O_BINARY;
2f0a5381 3127# elif defined(_O_BINARY)
a412b891 3128 mode |= _O_BINARY;
2f0a5381 3129# endif
a412b891
RL		 3130 }
3131
2f0a5381 3132# ifdef OPENSSL_SYS_VMS
8cdb993d
DDO		 3133 /*
3134 * VMS doesn't have O_BINARY, it just doesn't make sense. But,
fbd03b09
RL		 3135 * it still needs to know that we're going binary, or fdopen()
3136 * will fail with "invalid argument"... so we tell VMS what the
3137 * context is.
3138 */
3139 if (!textmode)
3140 fd = open(filename, mode, 0600, "ctx=bin");
3141 else
2f0a5381 3142# endif
fbd03b09 3143 fd = open(filename, mode, 0600);
a412b891
RL		 3144 if (fd < 0)
3145 goto err;
3146 fp = fdopen(fd, modestr('w', format));
2f0a5381
P		 3147#else /* OPENSSL_NO_POSIX_IO */
3148 /* Have stdio but not Posix IO, do the best we can */
3149 fp = fopen(filename, modestr('w', format));
3150#endif /* OPENSSL_NO_POSIX_IO */
a412b891
RL		 3151 if (fp == NULL)
3152 goto err;
3153 bflags = BIO_CLOSE;
1cd5cc36 3154 if (textmode)
a412b891
RL		 3155 bflags |= BIO_FP_TEXT;
3156 b = BIO_new_fp(fp, bflags);
2f0a5381 3157 if (b != NULL)
a412b891
RL		 3158 return b;
3159
3160 err:
3161 BIO_printf(bio_err, "%s: Can't open \"%s\" for writing, %s\n",
3162 opt_getprog(), filename, strerror(errno));
3163 ERR_print_errors(bio_err);
3164 /* If we have fp, then fdopen took over fd, so don't close both. */
2f0a5381 3165 if (fp != NULL)
a412b891 3166 fclose(fp);
2f0a5381 3167#ifndef OPENSSL_NO_POSIX_IO
a412b891
RL		 3168 else if (fd >= 0)
3169 close(fd);
2f0a5381 3170#endif
a412b891
RL		 3171 return NULL;
3172}
3173
3174static BIO *bio_open_default_(const char *filename, char mode, int format,
3175 int quiet)
3176{
3177 BIO *ret;
3178
3179 if (filename == NULL || strcmp(filename, "-") == 0) {
a60994df 3180 ret = mode == 'r' ? dup_bio_in(format) : dup_bio_out(format);
a412b891
RL		 3181 if (quiet) {
3182 ERR_clear_error();
3183 return ret;
3184 }
3185 if (ret != NULL)
3186 return ret;
3187 BIO_printf(bio_err,
3188 "Can't open %s, %s\n",
3189 mode == 'r' ? "stdin" : "stdout", strerror(errno));
3190 } else {
3191 ret = BIO_new_file(filename, modestr(mode, format));
3192 if (quiet) {
3193 ERR_clear_error();
3194 return ret;
3195 }
3196 if (ret != NULL)
3197 return ret;
3198 BIO_printf(bio_err,
15795943 3199 "Can't open \"%s\" for %s, %s\n",
a412b891
RL		 3200 filename, modeverb(mode), strerror(errno));
3201 }
3202 ERR_print_errors(bio_err);
3203 return NULL;
3204}
3205
3206BIO *bio_open_default(const char *filename, char mode, int format)
3207{
3208 return bio_open_default_(filename, mode, format, 0);
3209}
3210
3211BIO *bio_open_default_quiet(const char *filename, char mode, int format)
3212{
3213 return bio_open_default_(filename, mode, format, 1);
3214}
3215
21f72fa4 3216int mem_bio_to_file(BIO *in, const char *filename, int format, int private)
3217{
3218 int rv = 0, ret = 0;
3219 BIO *out = NULL;
3220 BUF_MEM *mem_buffer = NULL;
3221
3222 rv = BIO_get_mem_ptr(in, &mem_buffer);
3223 if (rv <= 0) {
3224 BIO_puts(bio_err, "Error reading mem buffer\n");
3225 goto end;
3226 }
3227 out = bio_open_owner(filename, format, private);
3228 if (out == NULL)
3229 goto end;
bb86c43f 3230 rv = BIO_write(out, mem_buffer->data, (int)mem_buffer->length);
21f72fa4 3231 if (rv < 0 || (size_t)rv != mem_buffer->length)
3232 BIO_printf(bio_err, "Error writing to output file: '%s'\n", filename);
3233 else
3234 ret = 1;
3235end:
3236 if (!ret)
3237 ERR_print_errors(bio_err);
3238 BIO_free_all(out);
3239 return ret;
3240}
3241
e1b9840e
MC		 3242void wait_for_async(SSL *s)
3243{
d6e03b70
MC		 3244 /* On Windows select only works for sockets, so we simply don't wait */
3245#ifndef OPENSSL_SYS_WINDOWS
ff75a257 3246 int width = 0;
e1b9840e 3247 fd_set asyncfds;
ff75a257
MC		 3248 OSSL_ASYNC_FD *fds;
3249 size_t numfds;
0a345252 3250 size_t i;
e1b9840e 3251
ff75a257
MC		 3252 if (!SSL_get_all_async_fds(s, NULL, &numfds))
3253 return;
3254 if (numfds == 0)
e1b9840e 3255 return;
ddee212b 3256 fds = app_malloc_array(numfds, sizeof(*fds), "allocate async fds");
ff75a257
MC		 3257 if (!SSL_get_all_async_fds(s, fds, &numfds)) {
3258 OPENSSL_free(fds);
0a345252 3259 return;
ff75a257 3260 }
e1b9840e 3261
e1b9840e 3262 FD_ZERO(&asyncfds);
0a345252
P		 3263 for (i = 0; i < numfds; i++) {
3264 if (width <= (int)fds[i])
3265 width = (int)fds[i] + 1;
3266 openssl_fdset((int)fds[i], &asyncfds);
ff75a257 3267 }
e1b9840e 3268 select(width, (void *)&asyncfds, NULL, NULL, NULL);
0a345252 3269 OPENSSL_free(fds);
d6e03b70 3270#endif
e1b9840e 3271}
75dd6c1a
MC		 3272
3273/* if OPENSSL_SYS_WINDOWS is defined then so is OPENSSL_SYS_MSDOS */
3274#if defined(OPENSSL_SYS_MSDOS)
3275int has_stdin_waiting(void)
3276{
3277# if defined(OPENSSL_SYS_WINDOWS)
3278 HANDLE inhand = GetStdHandle(STD_INPUT_HANDLE);
3279 DWORD events = 0;
3280 INPUT_RECORD inputrec;
3281 DWORD insize = 1;
3282 BOOL peeked;
3283
3284 if (inhand == INVALID_HANDLE_VALUE) {
3285 return 0;
3286 }
3287
3288 peeked = PeekConsoleInput(inhand, &inputrec, insize, &events);
3289 if (!peeked) {
3290 /* Probably redirected input? _kbhit() does not work in this case */
3291 if (!feof(stdin)) {
3292 return 1;
3293 }
3294 return 0;
3295 }
3296# endif
3297 return _kbhit();
3298}
3299#endif
17ebf85a
DSH		 3300
3301/* Corrupt a signature by modifying final byte */
a0754084 3302void corrupt_signature(const ASN1_STRING *signature)
17ebf85a 3303{
8cdb993d
DDO		 3304 unsigned char *s = signature->data;
3305
3306 s[signature->length - 1] ^= 0x1;
17ebf85a 3307}
dc047d31 3308
81202237
SW		 3309int check_cert_time_string(const char *time, const char *desc)
3310{
3311 if (time == NULL || strcmp(time, "today") == 0
3312 || ASN1_TIME_set_string_X509(NULL, time))
3313 return 1;
3314 BIO_printf(bio_err,
3315 "%s is invalid, it should be \"today\" or have format [CC]YYMMDDHHMMSSZ\n",
3316 desc);
3317 return 0;
3318}
3319
dc047d31 3320int set_cert_times(X509 *x, const char *startdate, const char *enddate,
81202237 3321 int days, int strict_compare_times)
dc047d31 3322{
81202237
SW		 3323 if (!check_cert_time_string(startdate, "start date"))
3324 return 0;
3325 if (!check_cert_time_string(enddate, "end date"))
3326 return 0;
dc047d31 3327 if (startdate == NULL || strcmp(startdate, "today") == 0) {
81202237
SW		 3328 if (X509_gmtime_adj(X509_getm_notBefore(x), 0) == NULL) {
3329 BIO_printf(bio_err, "Error setting notBefore certificate field\n");
0b7347ef 3330 return 0;
81202237 3331 }
0b7347ef 3332 } else {
81202237
SW		 3333 if (!ASN1_TIME_set_string_X509(X509_getm_notBefore(x), startdate)) {
3334 BIO_printf(bio_err, "Error setting notBefore certificate field\n");
0b7347ef 3335 return 0;
81202237
SW		 3336 }
3337 }
3338 if (enddate != NULL && strcmp(enddate, "today") == 0) {
3339 enddate = NULL;
3340 days = 0;
dc047d31 3341 }
dc047d31 3342 if (enddate == NULL) {
81202237
SW		 3343 if (X509_time_adj_ex(X509_getm_notAfter(x), days, 0, NULL) == NULL) {
3344 BIO_printf(bio_err, "Error setting notAfter certificate field\n");
0b7347ef 3345 return 0;
81202237 3346 }
04e62715 3347 } else if (!ASN1_TIME_set_string_X509(X509_getm_notAfter(x), enddate)) {
81202237 3348 BIO_printf(bio_err, "Error setting notAfter certificate field\n");
0b7347ef 3349 return 0;
dc047d31 3350 }
81202237
SW		 3351 if (ASN1_TIME_compare(X509_get0_notAfter(x), X509_get0_notBefore(x)) < 0) {
3352 BIO_printf(bio_err, "%s: end date before start date\n",
3353 strict_compare_times ? "Error" : "Warning");
3354 if (strict_compare_times)
3355 return 0;
3356 }
0b7347ef 3357 return 1;
dc047d31 3358}
20967afb 3359
64713cb1
CN		 3360int set_crl_lastupdate(X509_CRL *crl, const char *lastupdate)
3361{
3362 int ret = 0;
3363 ASN1_TIME *tm = ASN1_TIME_new();
3364
3365 if (tm == NULL)
3366 goto end;
3367
3368 if (lastupdate == NULL) {
3369 if (X509_gmtime_adj(tm, 0) == NULL)
3370 goto end;
3371 } else {
3372 if (!ASN1_TIME_set_string_X509(tm, lastupdate))
3373 goto end;
3374 }
3375
3376 if (!X509_CRL_set1_lastUpdate(crl, tm))
3377 goto end;
3378
3379 ret = 1;
3380end:
3381 ASN1_TIME_free(tm);
3382 return ret;
3383}
3384
3385int set_crl_nextupdate(X509_CRL *crl, const char *nextupdate,
3386 long days, long hours, long secs)
3387{
3388 int ret = 0;
3389 ASN1_TIME *tm = ASN1_TIME_new();
3390
3391 if (tm == NULL)
3392 goto end;
3393
3394 if (nextupdate == NULL) {
3395 if (X509_time_adj_ex(tm, days, hours * 60 * 60 + secs, NULL) == NULL)
3396 goto end;
3397 } else {
3398 if (!ASN1_TIME_set_string_X509(tm, nextupdate))
3399 goto end;
3400 }
3401
3402 if (!X509_CRL_set1_nextUpdate(crl, tm))
3403 goto end;
3404
3405 ret = 1;
3406end:
3407 ASN1_TIME_free(tm);
3408 return ret;
3409}
3410
20967afb
RS		 3411void make_uppercase(char *string)
3412{
3413 int i;
3414
3415 for (i = 0; string[i] != '\0'; i++)
3416 string[i] = toupper((unsigned char)string[i]);
3417}
a43ce58f 3418
95214b43
SL		 3419OSSL_PARAM *app_params_new_from_opts(STACK_OF(OPENSSL_STRING) *opts,
3420 const OSSL_PARAM *paramdefs)
3421{
3422 OSSL_PARAM *params = NULL;
3423 size_t sz = (size_t)sk_OPENSSL_STRING_num(opts);
3424 size_t params_n;
3425 char *opt = "", *stmp, *vtmp = NULL;
e1dcac22 3426 int found = 1;
95214b43
SL		 3427
3428 if (opts == NULL)
3429 return NULL;
3430
f3a4d05c 3431 params = OPENSSL_calloc(sz + 1, sizeof(OSSL_PARAM));
95214b43
SL		 3432 if (params == NULL)
3433 return NULL;
3434
3435 for (params_n = 0; params_n < sz; params_n++) {
3436 opt = sk_OPENSSL_STRING_value(opts, (int)params_n);
3437 if ((stmp = OPENSSL_strdup(opt)) == NULL
3438 || (vtmp = strchr(stmp, ':')) == NULL)
3439 goto err;
3440 /* Replace ':' with 0 to terminate the string pointed to by stmp */
3441 *vtmp = 0;
3442 /* Skip over the separator so that vmtp points to the value */
3443 vtmp++;
3444 if (!OSSL_PARAM_allocate_from_text(&params[params_n], paramdefs,
e1dcac22 3445 stmp, vtmp, strlen(vtmp), &found))
95214b43
SL		 3446 goto err;
3447 OPENSSL_free(stmp);
3448 }
3449 params[params_n] = OSSL_PARAM_construct_end();
3450 return params;
3451err:
3452 OPENSSL_free(stmp);
e1dcac22
P		 3453 BIO_printf(bio_err, "Parameter %s '%s'\n", found ? "error" : "unknown",
3454 opt);
95214b43
SL		 3455 ERR_print_errors(bio_err);
3456 app_params_free(params);
3457 return NULL;
3458}
3459
3460void app_params_free(OSSL_PARAM *params)
3461{
3462 int i;
3463
3464 if (params != NULL) {
3465 for (i = 0; params[i].key != NULL; ++i)
3466 OPENSSL_free(params[i].data);
3467 OPENSSL_free(params);
3468 }
3469}
a7e4ca5b
DDO		 3470
3471EVP_PKEY *app_keygen(EVP_PKEY_CTX *ctx, const char *alg, int bits, int verbose)
3472{
3473 EVP_PKEY *res = NULL;
3474
3475 if (verbose && alg != NULL) {
3476 BIO_printf(bio_err, "Generating %s key", alg);
3477 if (bits > 0)
3478 BIO_printf(bio_err, " with %d bits\n", bits);
3479 else
3480 BIO_printf(bio_err, "\n");
3481 }
3482 if (!RAND_status())
3483 BIO_printf(bio_err, "Warning: generating random key material may take a long time\n"
3484 "if the system has a poor entropy source\n");
3485 if (EVP_PKEY_keygen(ctx, &res) <= 0)
8c040c08
BE		 3486 BIO_printf(bio_err, "%s: Error generating %s key\n", opt_getprog(),
3487 alg != NULL ? alg : "asymmetric");
a7e4ca5b
DDO		 3488 return res;
3489}
3490
3491EVP_PKEY *app_paramgen(EVP_PKEY_CTX *ctx, const char *alg)
3492{
3493 EVP_PKEY *res = NULL;
3494
3495 if (!RAND_status())
3496 BIO_printf(bio_err, "Warning: generating random key parameters may take a long time\n"
3497 "if the system has a poor entropy source\n");
3498 if (EVP_PKEY_paramgen(ctx, &res) <= 0)
8c040c08
BE		 3499 BIO_printf(bio_err, "%s: Generating %s key parameters failed\n",
3500 opt_getprog(), alg != NULL ? alg : "asymmetric");
a7e4ca5b
DDO		 3501 return res;
3502}
ff215713
P		 3503
3504/*
3505 * Return non-zero if the legacy path is still an option.
3506 * This decision is based on the global command line operations and the
3507 * behaviour thus far.
3508 */
3509int opt_legacy_okay(void)
3510{
3511 int provider_options = opt_provider_option_given();
3512 int libctx = app_get0_libctx() != NULL || app_get0_propq() != NULL;
dd73b45e 3513
ff215713
P		 3514 /*
3515 * Having a provider option specified or a custom library context or
3516 * property query, is a sure sign we're not using legacy.
3517 */
3518 if (provider_options || libctx)
3519 return 0;
3520 return 1;
3521}
bd91eb66
IU		 3522
3523#define MAX_KEY_SIZE 2048 /* Hope nobody needs mac key longer than 2048 bytes */
3524
3525/*
3526 * Implementations of mac algorithms only support getting a key via the
3527 * key and hexkey parameters. This function processes additional parameters
3528 * for reading a key from an environment variable or from a file or stdin
3529 * and forms a key or hexkey parameter with the read key.
3530 * Leaves other parameters unchanged.
3531 * Allocates a string with a new parameter and returns a pointer to this
3532 * string, the calling code must free this string by calling OPENSSL_clear_free.
3533 * Returns NULL in case of an error.
3534 */
3535char *process_additional_mac_key_arguments(const char *arg)
3536{
3537 static BIO *keybio = NULL;
3538 char *val = NULL, *inbuf = NULL, *outbuf = NULL;
3539 int total_read = 0;
3540 int n;
3541 char dummy;
3542 int too_long;
3543
3544 if (CHECK_AND_SKIP_PREFIX(arg, "keyenv:")) {
3545 if (strlen(arg) == 0) {
3546 BIO_printf(bio_err, "Empty environment variable name\n");
3547 return NULL;
3548 }
3549 val = getenv(arg);
3550 if (val == NULL) {
3551 BIO_printf(bio_err, "No environment variable %s\n", arg);
3552 return NULL;
3553 }
3554 outbuf = app_malloc(strlen("key:") + strlen(val) + 1, "MACOPT KEYENV");
3555 strcpy(outbuf, "key:");
3556 strcat(outbuf, val);
3557 return outbuf;
3558 }
3559
3560 if (CHECK_AND_SKIP_PREFIX(arg, "keyenvhex:")) {
3561 if (strlen(arg) == 0) {
3562 BIO_printf(bio_err, "Empty environment variable name\n");
3563 return NULL;
3564 }
3565 val = getenv(arg);
3566 if (val == NULL) {
3567 BIO_printf(bio_err, "No environment variable %s\n", arg);
3568 return NULL;
3569 }
3570 outbuf = app_malloc(strlen("hexkey:") + strlen(val) + 1, "MACOPT KEYENVHEX");
3571 strcpy(outbuf, "hexkey:");
3572 strcat(outbuf, val);
3573 return outbuf;
3574 }
3575
3576 if (CHECK_AND_SKIP_PREFIX(arg, "keyfile:")) {
3577 if (strlen(arg) == 0) {
3578 BIO_printf(bio_err, "Empty key file name\n");
3579 return NULL;
3580 }
3581 keybio = BIO_new_file(arg, "rb");
3582 if (keybio == NULL) {
3583 BIO_printf(bio_err, "Can't open file %s\n", arg);
3584 return NULL;
3585 }
3586 inbuf = app_malloc(MAX_KEY_SIZE, "MACOPT KEYFILE");
3587 while (total_read < MAX_KEY_SIZE) {
3588 n = BIO_read(keybio, inbuf + total_read, MAX_KEY_SIZE - total_read);
3589 if (n < 0) {
3590 BIO_printf(bio_err, "Can't read file %s\n", arg);
3591 OPENSSL_clear_free(inbuf, MAX_KEY_SIZE);
3592 BIO_free(keybio);
3593 return NULL;
3594 }
3595 if (n == 0) /* EOF */
3596 break;
3597 total_read += n;
3598 }
3599 too_long = (total_read == MAX_KEY_SIZE && BIO_read(keybio, &dummy, 1) > 0);
3600 BIO_free(keybio);
3601 if (total_read == 0 || too_long) {
3602 /* File is empty or longer than MAX_KEY_SIZE */
3603 BIO_printf(bio_err, (too_long) ? "File %s is too long\n" : "File %s is empty\n", arg);
3604 OPENSSL_clear_free(inbuf, MAX_KEY_SIZE);
3605 return NULL;
3606 }
3607 outbuf = app_malloc(strlen("hexkey:") + total_read * 2 + 1, "MACOPT KEYFILE");
3608 strcpy(outbuf, "hexkey:");
3609 OPENSSL_buf2hexstr_ex(outbuf + strlen("hexkey:"), total_read * 2 + 1,
3610 NULL, (unsigned char *)inbuf, total_read, '\0');
3611 OPENSSL_clear_free(inbuf, MAX_KEY_SIZE);
3612 return outbuf;
3613 }
3614
3615 if (strcmp(arg, "keystdin") == 0) {
3616 inbuf = get_str_from_file(NULL);
3617 if (inbuf == NULL)
3618 return NULL;
3619 if (strlen(inbuf) == 0) {
3620 BIO_printf(bio_err, "Empty key\n");
3621 clear_free(inbuf);
3622 return NULL;
3623 }
3624 outbuf = app_malloc(strlen("key:") + strlen(inbuf) + 1, "MACOPT KEYSTDIN");
3625 strcpy(outbuf, "key:");
3626 strcat(outbuf, inbuf);
3627 clear_free(inbuf);
3628 return outbuf;
3629 }
3630
3631 return OPENSSL_strdup(arg);
3632}
3633
3634/*
3635 * Read one line from file.
3636 * Allocates a string with the data read and returns a pointer to this
3637 * string, the calling code must free this string.
3638 * If filename == NULL, read from standard input.
3639 * Returns NULL in case of any error.
3640 */
3641char *get_str_from_file(const char *filename)
3642{
3643 static BIO *bio = NULL;
3644 int n;
3645 char *buf = NULL;
3646 char *tmp;
3647
3648 if (filename == NULL) {
3649 unbuffer(stdin);
3650 bio = dup_bio_in(FORMAT_TEXT);
3651 if (bio == NULL) {
3652 BIO_printf(bio_err, "Can't open BIO for stdin\n");
3653 return NULL;
3654 }
3655 } else {
3656 bio = BIO_new_file(filename, "r");
3657 if (bio == NULL) {
3658 BIO_printf(bio_err, "Can't open file %s\n", filename);
3659 return NULL;
3660 }
3661 }
3662 buf = app_malloc(MAX_KEY_SIZE, "get_str_from_file");
3663 memset(buf, 0, MAX_KEY_SIZE);
3664 n = BIO_gets(bio, buf, MAX_KEY_SIZE - 1);
3665 BIO_free_all(bio);
3666 bio = NULL;
3667 if (n <= 0) {
3668 BIO_printf(bio_err, "Error reading from %s\n", filename);
3669 return NULL;
3670 }
3671 tmp = strchr(buf, '\n');
3672 if (tmp != NULL)
3673 *tmp = 0;
3674 return buf;
3675}
Mirror of https://github.com/openssl/openssl.git