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846e33c7 | 1 | /* |
48e5119a | 2 | * Copyright 2015-2018 The OpenSSL Project Authors. All Rights Reserved. |
7e1b7485 | 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 | |
7e1b7485 | 8 | */ |
a43ce58f SL |
9 | |
10 | /* | |
11 | * This file is also used by the test suite. Do not #include "apps.h". | |
12 | */ | |
13 | #include "opt.h" | |
14 | #include "fmt.h" | |
15 | #include "internal/nelem.h" | |
7e1b7485 RS |
16 | #include <string.h> |
17 | #if !defined(OPENSSL_SYS_MSDOS) | |
18 | # include OPENSSL_UNISTD | |
19 | #endif | |
a3ed492f | 20 | |
7e1b7485 RS |
21 | #include <stdlib.h> |
22 | #include <errno.h> | |
23 | #include <ctype.h> | |
bd4850df | 24 | #include <limits.h> |
7e1b7485 | 25 | #include <openssl/bio.h> |
5951e840 | 26 | #include <openssl/x509v3.h> |
7e1b7485 RS |
27 | |
28 | #define MAX_OPT_HELP_WIDTH 30 | |
29 | const char OPT_HELP_STR[] = "--"; | |
30 | const char OPT_MORE_STR[] = "---"; | |
31 | ||
32 | /* Our state */ | |
33 | static char **argv; | |
34 | static int argc; | |
35 | static int opt_index; | |
36 | static char *arg; | |
37 | static char *flag; | |
38 | static char *dunno; | |
39 | static const OPTIONS *unknown; | |
40 | static const OPTIONS *opts; | |
41 | static char prog[40]; | |
42 | ||
43 | /* | |
44 | * Return the simple name of the program; removing various platform gunk. | |
45 | */ | |
1fbab1dc | 46 | #if defined(OPENSSL_SYS_WIN32) |
7e1b7485 RS |
47 | char *opt_progname(const char *argv0) |
48 | { | |
45f13518 | 49 | size_t i, n; |
7e1b7485 RS |
50 | const char *p; |
51 | char *q; | |
52 | ||
53 | /* find the last '/', '\' or ':' */ | |
54 | for (p = argv0 + strlen(argv0); --p > argv0;) | |
55 | if (*p == '/' || *p == '\\' || *p == ':') { | |
56 | p++; | |
57 | break; | |
58 | } | |
59 | ||
60 | /* Strip off trailing nonsense. */ | |
61 | n = strlen(p); | |
62 | if (n > 4 && | |
a3ed492f | 63 | (strcmp(&p[n - 4], ".exe") == 0 || strcmp(&p[n - 4], ".EXE") == 0)) |
7e1b7485 | 64 | n -= 4; |
7e1b7485 RS |
65 | |
66 | /* Copy over the name, in lowercase. */ | |
cbe29648 RS |
67 | if (n > sizeof(prog) - 1) |
68 | n = sizeof(prog) - 1; | |
7e1b7485 | 69 | for (q = prog, i = 0; i < n; i++, p++) |
00dfbaad | 70 | *q++ = tolower((unsigned char)*p); |
7e1b7485 RS |
71 | *q = '\0'; |
72 | return prog; | |
73 | } | |
74 | ||
75 | #elif defined(OPENSSL_SYS_VMS) | |
76 | ||
77 | char *opt_progname(const char *argv0) | |
78 | { | |
79 | const char *p, *q; | |
80 | ||
0ad69cd6 | 81 | /* Find last special character sys:[foo.bar]openssl */ |
7e1b7485 RS |
82 | for (p = argv0 + strlen(argv0); --p > argv0;) |
83 | if (*p == ':' || *p == ']' || *p == '>') { | |
84 | p++; | |
85 | break; | |
86 | } | |
87 | ||
88 | q = strrchr(p, '.'); | |
cbe29648 RS |
89 | strncpy(prog, p, sizeof(prog) - 1); |
90 | prog[sizeof(prog) - 1] = '\0'; | |
91 | if (q != NULL && q - p < sizeof(prog)) | |
7e1b7485 RS |
92 | prog[q - p] = '\0'; |
93 | return prog; | |
94 | } | |
95 | ||
96 | #else | |
97 | ||
98 | char *opt_progname(const char *argv0) | |
99 | { | |
100 | const char *p; | |
101 | ||
102 | /* Could use strchr, but this is like the ones above. */ | |
103 | for (p = argv0 + strlen(argv0); --p > argv0;) | |
104 | if (*p == '/') { | |
105 | p++; | |
106 | break; | |
107 | } | |
cbe29648 RS |
108 | strncpy(prog, p, sizeof(prog) - 1); |
109 | prog[sizeof(prog) - 1] = '\0'; | |
7e1b7485 RS |
110 | return prog; |
111 | } | |
112 | #endif | |
113 | ||
114 | char *opt_getprog(void) | |
115 | { | |
116 | return prog; | |
117 | } | |
118 | ||
119 | /* Set up the arg parsing. */ | |
120 | char *opt_init(int ac, char **av, const OPTIONS *o) | |
121 | { | |
122 | /* Store state. */ | |
123 | argc = ac; | |
124 | argv = av; | |
a43ce58f | 125 | opt_begin(); |
7e1b7485 RS |
126 | opts = o; |
127 | opt_progname(av[0]); | |
128 | unknown = NULL; | |
129 | ||
130 | for (; o->name; ++o) { | |
7e1b7485 | 131 | #ifndef NDEBUG |
b286cb8e | 132 | const OPTIONS *next; |
88806cfc | 133 | int duplicated, i; |
7e1b7485 RS |
134 | #endif |
135 | ||
136 | if (o->name == OPT_HELP_STR || o->name == OPT_MORE_STR) | |
137 | continue; | |
138 | #ifndef NDEBUG | |
139 | i = o->valtype; | |
140 | ||
141 | /* Make sure options are legit. */ | |
a43ce58f SL |
142 | OPENSSL_assert(o->name[0] != '-'); |
143 | OPENSSL_assert(o->retval > 0); | |
03f887ca | 144 | switch (i) { |
0c20802c VD |
145 | case 0: case '-': case '/': case '<': case '>': case 'E': case 'F': |
146 | case 'M': case 'U': case 'f': case 'l': case 'n': case 'p': case 's': | |
f47e5647 | 147 | case 'u': case 'c': |
03f887ca VD |
148 | break; |
149 | default: | |
a43ce58f | 150 | OPENSSL_assert(0); |
03f887ca | 151 | } |
7e1b7485 RS |
152 | |
153 | /* Make sure there are no duplicates. */ | |
88806cfc | 154 | for (next = o + 1; next->name; ++next) { |
7e1b7485 | 155 | /* |
88806cfc | 156 | * Some compilers inline strcmp and the assert string is too long. |
7e1b7485 | 157 | */ |
88806cfc | 158 | duplicated = strcmp(o->name, next->name) == 0; |
a43ce58f | 159 | OPENSSL_assert(!duplicated); |
7e1b7485 RS |
160 | } |
161 | #endif | |
162 | if (o->name[0] == '\0') { | |
a43ce58f | 163 | OPENSSL_assert(unknown == NULL); |
7e1b7485 | 164 | unknown = o; |
a43ce58f | 165 | OPENSSL_assert(unknown->valtype == 0 || unknown->valtype == '-'); |
7e1b7485 RS |
166 | } |
167 | } | |
168 | return prog; | |
169 | } | |
170 | ||
171 | static OPT_PAIR formats[] = { | |
172 | {"PEM/DER", OPT_FMT_PEMDER}, | |
173 | {"pkcs12", OPT_FMT_PKCS12}, | |
174 | {"smime", OPT_FMT_SMIME}, | |
175 | {"engine", OPT_FMT_ENGINE}, | |
176 | {"msblob", OPT_FMT_MSBLOB}, | |
7e1b7485 RS |
177 | {"nss", OPT_FMT_NSS}, |
178 | {"text", OPT_FMT_TEXT}, | |
179 | {"http", OPT_FMT_HTTP}, | |
180 | {"pvk", OPT_FMT_PVK}, | |
181 | {NULL} | |
182 | }; | |
183 | ||
184 | /* Print an error message about a failed format parse. */ | |
185 | int opt_format_error(const char *s, unsigned long flags) | |
186 | { | |
187 | OPT_PAIR *ap; | |
188 | ||
2234212c | 189 | if (flags == OPT_FMT_PEMDER) { |
a43ce58f SL |
190 | opt_printf_stderr("%s: Bad format \"%s\"; must be pem or der\n", |
191 | prog, s); | |
2234212c | 192 | } else { |
a43ce58f SL |
193 | opt_printf_stderr("%s: Bad format \"%s\"; must be one of:\n", |
194 | prog, s); | |
7e1b7485 RS |
195 | for (ap = formats; ap->name; ap++) |
196 | if (flags & ap->retval) | |
a43ce58f | 197 | opt_printf_stderr(" %s\n", ap->name); |
7e1b7485 RS |
198 | } |
199 | return 0; | |
200 | } | |
201 | ||
202 | /* Parse a format string, put it into *result; return 0 on failure, else 1. */ | |
203 | int opt_format(const char *s, unsigned long flags, int *result) | |
204 | { | |
205 | switch (*s) { | |
206 | default: | |
207 | return 0; | |
208 | case 'D': | |
209 | case 'd': | |
210 | if ((flags & OPT_FMT_PEMDER) == 0) | |
211 | return opt_format_error(s, flags); | |
212 | *result = FORMAT_ASN1; | |
213 | break; | |
214 | case 'T': | |
215 | case 't': | |
216 | if ((flags & OPT_FMT_TEXT) == 0) | |
217 | return opt_format_error(s, flags); | |
218 | *result = FORMAT_TEXT; | |
219 | break; | |
220 | case 'N': | |
221 | case 'n': | |
0bc2f365 RS |
222 | if ((flags & OPT_FMT_NSS) == 0) |
223 | return opt_format_error(s, flags); | |
224 | if (strcmp(s, "NSS") != 0 && strcmp(s, "nss") != 0) | |
225 | return opt_format_error(s, flags); | |
226 | *result = FORMAT_NSS; | |
7e1b7485 RS |
227 | break; |
228 | case 'S': | |
229 | case 's': | |
230 | if ((flags & OPT_FMT_SMIME) == 0) | |
231 | return opt_format_error(s, flags); | |
232 | *result = FORMAT_SMIME; | |
233 | break; | |
234 | case 'M': | |
235 | case 'm': | |
236 | if ((flags & OPT_FMT_MSBLOB) == 0) | |
237 | return opt_format_error(s, flags); | |
238 | *result = FORMAT_MSBLOB; | |
239 | break; | |
240 | case 'E': | |
241 | case 'e': | |
242 | if ((flags & OPT_FMT_ENGINE) == 0) | |
243 | return opt_format_error(s, flags); | |
244 | *result = FORMAT_ENGINE; | |
245 | break; | |
246 | case 'H': | |
247 | case 'h': | |
248 | if ((flags & OPT_FMT_HTTP) == 0) | |
249 | return opt_format_error(s, flags); | |
250 | *result = FORMAT_HTTP; | |
251 | break; | |
252 | case '1': | |
253 | if ((flags & OPT_FMT_PKCS12) == 0) | |
254 | return opt_format_error(s, flags); | |
255 | *result = FORMAT_PKCS12; | |
256 | break; | |
257 | case 'P': | |
258 | case 'p': | |
259 | if (s[1] == '\0' || strcmp(s, "PEM") == 0 || strcmp(s, "pem") == 0) { | |
260 | if ((flags & OPT_FMT_PEMDER) == 0) | |
261 | return opt_format_error(s, flags); | |
262 | *result = FORMAT_PEM; | |
263 | } else if (strcmp(s, "PVK") == 0 || strcmp(s, "pvk") == 0) { | |
264 | if ((flags & OPT_FMT_PVK) == 0) | |
265 | return opt_format_error(s, flags); | |
266 | *result = FORMAT_PVK; | |
267 | } else if (strcmp(s, "P12") == 0 || strcmp(s, "p12") == 0 | |
268 | || strcmp(s, "PKCS12") == 0 || strcmp(s, "pkcs12") == 0) { | |
269 | if ((flags & OPT_FMT_PKCS12) == 0) | |
270 | return opt_format_error(s, flags); | |
271 | *result = FORMAT_PKCS12; | |
2234212c | 272 | } else { |
7e1b7485 | 273 | return 0; |
2234212c | 274 | } |
7e1b7485 RS |
275 | break; |
276 | } | |
277 | return 1; | |
278 | } | |
279 | ||
280 | /* Parse a cipher name, put it in *EVP_CIPHER; return 0 on failure, else 1. */ | |
281 | int opt_cipher(const char *name, const EVP_CIPHER **cipherp) | |
282 | { | |
283 | *cipherp = EVP_get_cipherbyname(name); | |
2234212c | 284 | if (*cipherp != NULL) |
7e1b7485 | 285 | return 1; |
a43ce58f | 286 | opt_printf_stderr("%s: Unrecognized flag %s\n", prog, name); |
7e1b7485 RS |
287 | return 0; |
288 | } | |
289 | ||
290 | /* | |
291 | * Parse message digest name, put it in *EVP_MD; return 0 on failure, else 1. | |
292 | */ | |
293 | int opt_md(const char *name, const EVP_MD **mdp) | |
294 | { | |
295 | *mdp = EVP_get_digestbyname(name); | |
2234212c | 296 | if (*mdp != NULL) |
7e1b7485 | 297 | return 1; |
a43ce58f | 298 | opt_printf_stderr("%s: Unrecognized flag %s\n", prog, name); |
7e1b7485 RS |
299 | return 0; |
300 | } | |
301 | ||
302 | /* Look through a list of name/value pairs. */ | |
303 | int opt_pair(const char *name, const OPT_PAIR* pairs, int *result) | |
304 | { | |
305 | const OPT_PAIR *pp; | |
306 | ||
307 | for (pp = pairs; pp->name; pp++) | |
308 | if (strcmp(pp->name, name) == 0) { | |
309 | *result = pp->retval; | |
310 | return 1; | |
311 | } | |
a43ce58f | 312 | opt_printf_stderr("%s: Value must be one of:\n", prog); |
7e1b7485 | 313 | for (pp = pairs; pp->name; pp++) |
a43ce58f | 314 | opt_printf_stderr("\t%s\n", pp->name); |
7e1b7485 RS |
315 | return 0; |
316 | } | |
317 | ||
7e1b7485 RS |
318 | /* Parse an int, put it into *result; return 0 on failure, else 1. */ |
319 | int opt_int(const char *value, int *result) | |
320 | { | |
bd4850df RS |
321 | long l; |
322 | ||
323 | if (!opt_long(value, &l)) | |
324 | return 0; | |
325 | *result = (int)l; | |
326 | if (*result != l) { | |
a43ce58f SL |
327 | opt_printf_stderr("%s: Value \"%s\" outside integer range\n", |
328 | prog, value); | |
7e1b7485 RS |
329 | return 0; |
330 | } | |
331 | return 1; | |
332 | } | |
333 | ||
7447c49f PY |
334 | static void opt_number_error(const char *v) |
335 | { | |
336 | size_t i = 0; | |
337 | struct strstr_pair_st { | |
338 | char *prefix; | |
339 | char *name; | |
340 | } b[] = { | |
341 | {"0x", "a hexadecimal"}, | |
342 | {"0X", "a hexadecimal"}, | |
343 | {"0", "an octal"} | |
344 | }; | |
345 | ||
346 | for (i = 0; i < OSSL_NELEM(b); i++) { | |
347 | if (strncmp(v, b[i].prefix, strlen(b[i].prefix)) == 0) { | |
a43ce58f SL |
348 | opt_printf_stderr("%s: Can't parse \"%s\" as %s number\n", |
349 | prog, v, b[i].name); | |
7447c49f PY |
350 | return; |
351 | } | |
352 | } | |
a43ce58f | 353 | opt_printf_stderr("%s: Can't parse \"%s\" as a number\n", prog, v); |
7447c49f PY |
354 | return; |
355 | } | |
356 | ||
7e1b7485 RS |
357 | /* Parse a long, put it into *result; return 0 on failure, else 1. */ |
358 | int opt_long(const char *value, long *result) | |
359 | { | |
bd4850df RS |
360 | int oerrno = errno; |
361 | long l; | |
362 | char *endp; | |
363 | ||
c3a7e0c5 | 364 | errno = 0; |
bd4850df RS |
365 | l = strtol(value, &endp, 0); |
366 | if (*endp | |
367 | || endp == value | |
368 | || ((l == LONG_MAX || l == LONG_MIN) && errno == ERANGE) | |
369 | || (l == 0 && errno != 0)) { | |
7447c49f | 370 | opt_number_error(value); |
bd4850df | 371 | errno = oerrno; |
7e1b7485 RS |
372 | return 0; |
373 | } | |
bd4850df RS |
374 | *result = l; |
375 | errno = oerrno; | |
7e1b7485 RS |
376 | return 1; |
377 | } | |
378 | ||
d94a1a70 VD |
379 | #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L && \ |
380 | defined(INTMAX_MAX) && defined(UINTMAX_MAX) | |
03f887ca VD |
381 | |
382 | /* Parse an intmax_t, put it into *result; return 0 on failure, else 1. */ | |
383 | int opt_imax(const char *value, intmax_t *result) | |
384 | { | |
385 | int oerrno = errno; | |
386 | intmax_t m; | |
387 | char *endp; | |
388 | ||
c3a7e0c5 | 389 | errno = 0; |
03f887ca VD |
390 | m = strtoimax(value, &endp, 0); |
391 | if (*endp | |
392 | || endp == value | |
393 | || ((m == INTMAX_MAX || m == INTMAX_MIN) && errno == ERANGE) | |
394 | || (m == 0 && errno != 0)) { | |
7447c49f | 395 | opt_number_error(value); |
03f887ca VD |
396 | errno = oerrno; |
397 | return 0; | |
398 | } | |
399 | *result = m; | |
400 | errno = oerrno; | |
401 | return 1; | |
402 | } | |
403 | ||
404 | /* Parse a uintmax_t, put it into *result; return 0 on failure, else 1. */ | |
405 | int opt_umax(const char *value, uintmax_t *result) | |
406 | { | |
407 | int oerrno = errno; | |
408 | uintmax_t m; | |
409 | char *endp; | |
410 | ||
c3a7e0c5 | 411 | errno = 0; |
03f887ca VD |
412 | m = strtoumax(value, &endp, 0); |
413 | if (*endp | |
414 | || endp == value | |
415 | || (m == UINTMAX_MAX && errno == ERANGE) | |
416 | || (m == 0 && errno != 0)) { | |
7447c49f | 417 | opt_number_error(value); |
03f887ca VD |
418 | errno = oerrno; |
419 | return 0; | |
420 | } | |
421 | *result = m; | |
422 | errno = oerrno; | |
423 | return 1; | |
424 | } | |
425 | #endif | |
426 | ||
7e1b7485 RS |
427 | /* |
428 | * Parse an unsigned long, put it into *result; return 0 on failure, else 1. | |
429 | */ | |
430 | int opt_ulong(const char *value, unsigned long *result) | |
431 | { | |
bd4850df | 432 | int oerrno = errno; |
7e1b7485 | 433 | char *endptr; |
bd4850df RS |
434 | unsigned long l; |
435 | ||
c3a7e0c5 | 436 | errno = 0; |
bd4850df RS |
437 | l = strtoul(value, &endptr, 0); |
438 | if (*endptr | |
439 | || endptr == value | |
440 | || ((l == ULONG_MAX) && errno == ERANGE) | |
441 | || (l == 0 && errno != 0)) { | |
7447c49f | 442 | opt_number_error(value); |
bd4850df | 443 | errno = oerrno; |
7e1b7485 RS |
444 | return 0; |
445 | } | |
bd4850df RS |
446 | *result = l; |
447 | errno = oerrno; | |
7e1b7485 RS |
448 | return 1; |
449 | } | |
450 | ||
451 | /* | |
452 | * We pass opt as an int but cast it to "enum range" so that all the | |
453 | * items in the OPT_V_ENUM enumeration are caught; this makes -Wswitch | |
454 | * in gcc do the right thing. | |
455 | */ | |
456 | enum range { OPT_V_ENUM }; | |
457 | ||
458 | int opt_verify(int opt, X509_VERIFY_PARAM *vpm) | |
459 | { | |
7e1b7485 | 460 | int i; |
03f887ca | 461 | ossl_intmax_t t = 0; |
7e1b7485 RS |
462 | ASN1_OBJECT *otmp; |
463 | X509_PURPOSE *xptmp; | |
464 | const X509_VERIFY_PARAM *vtmp; | |
465 | ||
a43ce58f SL |
466 | OPENSSL_assert(vpm != NULL); |
467 | OPENSSL_assert(opt > OPT_V__FIRST); | |
468 | OPENSSL_assert(opt < OPT_V__LAST); | |
7e1b7485 RS |
469 | |
470 | switch ((enum range)opt) { | |
471 | case OPT_V__FIRST: | |
472 | case OPT_V__LAST: | |
473 | return 0; | |
474 | case OPT_V_POLICY: | |
475 | otmp = OBJ_txt2obj(opt_arg(), 0); | |
476 | if (otmp == NULL) { | |
a43ce58f | 477 | opt_printf_stderr("%s: Invalid Policy %s\n", prog, opt_arg()); |
7e1b7485 RS |
478 | return 0; |
479 | } | |
480 | X509_VERIFY_PARAM_add0_policy(vpm, otmp); | |
481 | break; | |
482 | case OPT_V_PURPOSE: | |
0daccd4d | 483 | /* purpose name -> purpose index */ |
7e1b7485 RS |
484 | i = X509_PURPOSE_get_by_sname(opt_arg()); |
485 | if (i < 0) { | |
a43ce58f | 486 | opt_printf_stderr("%s: Invalid purpose %s\n", prog, opt_arg()); |
7e1b7485 RS |
487 | return 0; |
488 | } | |
0daccd4d VD |
489 | |
490 | /* purpose index -> purpose object */ | |
7e1b7485 | 491 | xptmp = X509_PURPOSE_get0(i); |
0daccd4d VD |
492 | |
493 | /* purpose object -> purpose value */ | |
7e1b7485 | 494 | i = X509_PURPOSE_get_id(xptmp); |
0daccd4d VD |
495 | |
496 | if (!X509_VERIFY_PARAM_set_purpose(vpm, i)) { | |
a43ce58f SL |
497 | opt_printf_stderr("%s: Internal error setting purpose %s\n", |
498 | prog, opt_arg()); | |
0daccd4d VD |
499 | return 0; |
500 | } | |
7e1b7485 RS |
501 | break; |
502 | case OPT_V_VERIFY_NAME: | |
503 | vtmp = X509_VERIFY_PARAM_lookup(opt_arg()); | |
504 | if (vtmp == NULL) { | |
a43ce58f SL |
505 | opt_printf_stderr("%s: Invalid verify name %s\n", |
506 | prog, opt_arg()); | |
7e1b7485 RS |
507 | return 0; |
508 | } | |
509 | X509_VERIFY_PARAM_set1(vpm, vtmp); | |
510 | break; | |
511 | case OPT_V_VERIFY_DEPTH: | |
512 | i = atoi(opt_arg()); | |
513 | if (i >= 0) | |
514 | X509_VERIFY_PARAM_set_depth(vpm, i); | |
515 | break; | |
fbb82a60 VD |
516 | case OPT_V_VERIFY_AUTH_LEVEL: |
517 | i = atoi(opt_arg()); | |
518 | if (i >= 0) | |
519 | X509_VERIFY_PARAM_set_auth_level(vpm, i); | |
520 | break; | |
7e1b7485 | 521 | case OPT_V_ATTIME: |
03f887ca VD |
522 | if (!opt_imax(opt_arg(), &t)) |
523 | return 0; | |
524 | if (t != (time_t)t) { | |
a43ce58f SL |
525 | opt_printf_stderr("%s: epoch time out of range %s\n", |
526 | prog, opt_arg()); | |
03f887ca VD |
527 | return 0; |
528 | } | |
529 | X509_VERIFY_PARAM_set_time(vpm, (time_t)t); | |
7e1b7485 RS |
530 | break; |
531 | case OPT_V_VERIFY_HOSTNAME: | |
532 | if (!X509_VERIFY_PARAM_set1_host(vpm, opt_arg(), 0)) | |
533 | return 0; | |
534 | break; | |
535 | case OPT_V_VERIFY_EMAIL: | |
536 | if (!X509_VERIFY_PARAM_set1_email(vpm, opt_arg(), 0)) | |
537 | return 0; | |
538 | break; | |
539 | case OPT_V_VERIFY_IP: | |
540 | if (!X509_VERIFY_PARAM_set1_ip_asc(vpm, opt_arg())) | |
541 | return 0; | |
542 | break; | |
543 | case OPT_V_IGNORE_CRITICAL: | |
544 | X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_IGNORE_CRITICAL); | |
545 | break; | |
546 | case OPT_V_ISSUER_CHECKS: | |
d33def66 | 547 | /* NOP, deprecated */ |
7e1b7485 RS |
548 | break; |
549 | case OPT_V_CRL_CHECK: | |
550 | X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_CRL_CHECK); | |
551 | break; | |
552 | case OPT_V_CRL_CHECK_ALL: | |
553 | X509_VERIFY_PARAM_set_flags(vpm, | |
554 | X509_V_FLAG_CRL_CHECK | | |
555 | X509_V_FLAG_CRL_CHECK_ALL); | |
556 | break; | |
557 | case OPT_V_POLICY_CHECK: | |
558 | X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_POLICY_CHECK); | |
559 | break; | |
560 | case OPT_V_EXPLICIT_POLICY: | |
561 | X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_EXPLICIT_POLICY); | |
562 | break; | |
563 | case OPT_V_INHIBIT_ANY: | |
564 | X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_INHIBIT_ANY); | |
565 | break; | |
566 | case OPT_V_INHIBIT_MAP: | |
567 | X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_INHIBIT_MAP); | |
568 | break; | |
569 | case OPT_V_X509_STRICT: | |
570 | X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_X509_STRICT); | |
571 | break; | |
572 | case OPT_V_EXTENDED_CRL: | |
573 | X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_EXTENDED_CRL_SUPPORT); | |
574 | break; | |
575 | case OPT_V_USE_DELTAS: | |
576 | X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_USE_DELTAS); | |
577 | break; | |
578 | case OPT_V_POLICY_PRINT: | |
579 | X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_NOTIFY_POLICY); | |
580 | break; | |
581 | case OPT_V_CHECK_SS_SIG: | |
582 | X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_CHECK_SS_SIGNATURE); | |
583 | break; | |
584 | case OPT_V_TRUSTED_FIRST: | |
585 | X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_TRUSTED_FIRST); | |
586 | break; | |
587 | case OPT_V_SUITEB_128_ONLY: | |
588 | X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_SUITEB_128_LOS_ONLY); | |
589 | break; | |
590 | case OPT_V_SUITEB_128: | |
591 | X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_SUITEB_128_LOS); | |
592 | break; | |
593 | case OPT_V_SUITEB_192: | |
594 | X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_SUITEB_192_LOS); | |
595 | break; | |
596 | case OPT_V_PARTIAL_CHAIN: | |
597 | X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_PARTIAL_CHAIN); | |
598 | break; | |
599 | case OPT_V_NO_ALT_CHAINS: | |
600 | X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_NO_ALT_CHAINS); | |
dccd20d1 | 601 | break; |
d35ff2c0 DW |
602 | case OPT_V_NO_CHECK_TIME: |
603 | X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_NO_CHECK_TIME); | |
dccd20d1 | 604 | break; |
a392ef20 RL |
605 | case OPT_V_ALLOW_PROXY_CERTS: |
606 | X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_ALLOW_PROXY_CERTS); | |
607 | break; | |
7e1b7485 RS |
608 | } |
609 | return 1; | |
610 | ||
611 | } | |
612 | ||
a43ce58f SL |
613 | void opt_begin(void) |
614 | { | |
615 | opt_index = 1; | |
616 | arg = NULL; | |
617 | flag = NULL; | |
618 | } | |
619 | ||
7e1b7485 RS |
620 | /* |
621 | * Parse the next flag (and value if specified), return 0 if done, -1 on | |
622 | * error, otherwise the flag's retval. | |
623 | */ | |
624 | int opt_next(void) | |
625 | { | |
96de2e59 | 626 | char *p; |
7e1b7485 | 627 | const OPTIONS *o; |
bd4850df | 628 | int ival; |
03f887ca VD |
629 | long lval; |
630 | unsigned long ulval; | |
631 | ossl_intmax_t imval; | |
632 | ossl_uintmax_t umval; | |
7e1b7485 RS |
633 | |
634 | /* Look at current arg; at end of the list? */ | |
635 | arg = NULL; | |
636 | p = argv[opt_index]; | |
637 | if (p == NULL) | |
638 | return 0; | |
639 | ||
640 | /* If word doesn't start with a -, we're done. */ | |
641 | if (*p != '-') | |
642 | return 0; | |
643 | ||
644 | /* Hit "--" ? We're done. */ | |
645 | opt_index++; | |
646 | if (strcmp(p, "--") == 0) | |
647 | return 0; | |
648 | ||
649 | /* Allow -nnn and --nnn */ | |
650 | if (*++p == '-') | |
651 | p++; | |
652 | flag = p - 1; | |
653 | ||
654 | /* If we have --flag=foo, snip it off */ | |
655 | if ((arg = strchr(p, '=')) != NULL) | |
656 | *arg++ = '\0'; | |
657 | for (o = opts; o->name; ++o) { | |
658 | /* If not this option, move on to the next one. */ | |
659 | if (strcmp(p, o->name) != 0) | |
660 | continue; | |
661 | ||
662 | /* If it doesn't take a value, make sure none was given. */ | |
663 | if (o->valtype == 0 || o->valtype == '-') { | |
664 | if (arg) { | |
a43ce58f SL |
665 | opt_printf_stderr("%s: Option -%s does not take a value\n", |
666 | prog, p); | |
7e1b7485 RS |
667 | return -1; |
668 | } | |
669 | return o->retval; | |
670 | } | |
671 | ||
672 | /* Want a value; get the next param if =foo not used. */ | |
673 | if (arg == NULL) { | |
674 | if (argv[opt_index] == NULL) { | |
a43ce58f SL |
675 | opt_printf_stderr("%s: Option -%s needs a value\n", |
676 | prog, o->name); | |
7e1b7485 RS |
677 | return -1; |
678 | } | |
679 | arg = argv[opt_index++]; | |
680 | } | |
681 | ||
682 | /* Syntax-check value. */ | |
7e1b7485 RS |
683 | switch (o->valtype) { |
684 | default: | |
685 | case 's': | |
686 | /* Just a string. */ | |
687 | break; | |
688 | case '/': | |
a43ce58f | 689 | if (opt_isdir(arg) > 0) |
7e1b7485 | 690 | break; |
a43ce58f | 691 | opt_printf_stderr("%s: Not a directory: %s\n", prog, arg); |
7e1b7485 RS |
692 | return -1; |
693 | case '<': | |
694 | /* Input file. */ | |
4522e130 | 695 | break; |
7e1b7485 RS |
696 | case '>': |
697 | /* Output file. */ | |
4522e130 | 698 | break; |
7e1b7485 RS |
699 | case 'p': |
700 | case 'n': | |
bd4850df RS |
701 | if (!opt_int(arg, &ival) |
702 | || (o->valtype == 'p' && ival <= 0)) { | |
a43ce58f SL |
703 | opt_printf_stderr("%s: Non-positive number \"%s\" for -%s\n", |
704 | prog, arg, o->name); | |
bd4850df | 705 | return -1; |
7e1b7485 | 706 | } |
bd4850df | 707 | break; |
03f887ca VD |
708 | case 'M': |
709 | if (!opt_imax(arg, &imval)) { | |
a43ce58f SL |
710 | opt_printf_stderr("%s: Invalid number \"%s\" for -%s\n", |
711 | prog, arg, o->name); | |
03f887ca VD |
712 | return -1; |
713 | } | |
714 | break; | |
715 | case 'U': | |
716 | if (!opt_umax(arg, &umval)) { | |
a43ce58f SL |
717 | opt_printf_stderr("%s: Invalid number \"%s\" for -%s\n", |
718 | prog, arg, o->name); | |
03f887ca VD |
719 | return -1; |
720 | } | |
721 | break; | |
0c20802c | 722 | case 'l': |
03f887ca | 723 | if (!opt_long(arg, &lval)) { |
a43ce58f SL |
724 | opt_printf_stderr("%s: Invalid number \"%s\" for -%s\n", |
725 | prog, arg, o->name); | |
03f887ca VD |
726 | return -1; |
727 | } | |
728 | break; | |
7e1b7485 | 729 | case 'u': |
03f887ca | 730 | if (!opt_ulong(arg, &ulval)) { |
a43ce58f SL |
731 | opt_printf_stderr("%s: Invalid number \"%s\" for -%s\n", |
732 | prog, arg, o->name); | |
bd4850df RS |
733 | return -1; |
734 | } | |
735 | break; | |
f47e5647 | 736 | case 'c': |
0c20802c | 737 | case 'E': |
7e1b7485 | 738 | case 'F': |
0c20802c | 739 | case 'f': |
7e1b7485 | 740 | if (opt_format(arg, |
f47e5647 | 741 | o->valtype == 'c' ? OPT_FMT_PDS : |
0c20802c | 742 | o->valtype == 'E' ? OPT_FMT_PDE : |
7e1b7485 | 743 | o->valtype == 'F' ? OPT_FMT_PEMDER |
bd4850df | 744 | : OPT_FMT_ANY, &ival)) |
7e1b7485 | 745 | break; |
a43ce58f SL |
746 | opt_printf_stderr("%s: Invalid format \"%s\" for -%s\n", |
747 | prog, arg, o->name); | |
7e1b7485 RS |
748 | return -1; |
749 | } | |
750 | ||
751 | /* Return the flag value. */ | |
752 | return o->retval; | |
753 | } | |
754 | if (unknown != NULL) { | |
755 | dunno = p; | |
756 | return unknown->retval; | |
757 | } | |
a43ce58f | 758 | opt_printf_stderr("%s: Option unknown option -%s\n", prog, p); |
7e1b7485 RS |
759 | return -1; |
760 | } | |
761 | ||
762 | /* Return the most recent flag parameter. */ | |
763 | char *opt_arg(void) | |
764 | { | |
765 | return arg; | |
766 | } | |
767 | ||
768 | /* Return the most recent flag. */ | |
769 | char *opt_flag(void) | |
770 | { | |
771 | return flag; | |
772 | } | |
773 | ||
774 | /* Return the unknown option. */ | |
775 | char *opt_unknown(void) | |
776 | { | |
777 | return dunno; | |
778 | } | |
779 | ||
780 | /* Return the rest of the arguments after parsing flags. */ | |
781 | char **opt_rest(void) | |
782 | { | |
783 | return &argv[opt_index]; | |
784 | } | |
785 | ||
786 | /* How many items in remaining args? */ | |
787 | int opt_num_rest(void) | |
788 | { | |
789 | int i = 0; | |
790 | char **pp; | |
791 | ||
792 | for (pp = opt_rest(); *pp; pp++, i++) | |
793 | continue; | |
794 | return i; | |
795 | } | |
796 | ||
797 | /* Return a string describing the parameter type. */ | |
798 | static const char *valtype2param(const OPTIONS *o) | |
799 | { | |
800 | switch (o->valtype) { | |
6755ff11 | 801 | case 0: |
7e1b7485 RS |
802 | case '-': |
803 | return ""; | |
804 | case 's': | |
805 | return "val"; | |
806 | case '/': | |
807 | return "dir"; | |
808 | case '<': | |
809 | return "infile"; | |
810 | case '>': | |
811 | return "outfile"; | |
812 | case 'p': | |
0c20802c | 813 | return "+int"; |
7e1b7485 | 814 | case 'n': |
0c20802c VD |
815 | return "int"; |
816 | case 'l': | |
817 | return "long"; | |
7e1b7485 | 818 | case 'u': |
0c20802c VD |
819 | return "ulong"; |
820 | case 'E': | |
821 | return "PEM|DER|ENGINE"; | |
7e1b7485 | 822 | case 'F': |
0c20802c | 823 | return "PEM|DER"; |
7e1b7485 RS |
824 | case 'f': |
825 | return "format"; | |
0c20802c VD |
826 | case 'M': |
827 | return "intmax"; | |
828 | case 'U': | |
829 | return "uintmax"; | |
7e1b7485 RS |
830 | } |
831 | return "parm"; | |
832 | } | |
833 | ||
834 | void opt_help(const OPTIONS *list) | |
835 | { | |
836 | const OPTIONS *o; | |
837 | int i; | |
838 | int standard_prolog; | |
839 | int width = 5; | |
840 | char start[80 + 1]; | |
841 | char *p; | |
842 | const char *help; | |
843 | ||
844 | /* Starts with its own help message? */ | |
845 | standard_prolog = list[0].name != OPT_HELP_STR; | |
846 | ||
847 | /* Find the widest help. */ | |
848 | for (o = list; o->name; o++) { | |
849 | if (o->name == OPT_MORE_STR) | |
850 | continue; | |
851 | i = 2 + (int)strlen(o->name); | |
852 | if (o->valtype != '-') | |
853 | i += 1 + strlen(valtype2param(o)); | |
854 | if (i < MAX_OPT_HELP_WIDTH && i > width) | |
855 | width = i; | |
a43ce58f | 856 | OPENSSL_assert(i < (int)sizeof(start)); |
7e1b7485 RS |
857 | } |
858 | ||
859 | if (standard_prolog) | |
a43ce58f | 860 | opt_printf_stderr("Usage: %s [options]\nValid options are:\n", prog); |
7e1b7485 RS |
861 | |
862 | /* Now let's print. */ | |
863 | for (o = list; o->name; o++) { | |
864 | help = o->helpstr ? o->helpstr : "(No additional info)"; | |
865 | if (o->name == OPT_HELP_STR) { | |
a43ce58f | 866 | opt_printf_stderr(help, prog); |
7e1b7485 RS |
867 | continue; |
868 | } | |
869 | ||
870 | /* Pad out prefix */ | |
16f8d4eb | 871 | memset(start, ' ', sizeof(start) - 1); |
cbe29648 | 872 | start[sizeof(start) - 1] = '\0'; |
7e1b7485 RS |
873 | |
874 | if (o->name == OPT_MORE_STR) { | |
0ad69cd6 | 875 | /* Continuation of previous line; pad and print. */ |
7e1b7485 | 876 | start[width] = '\0'; |
a43ce58f | 877 | opt_printf_stderr("%s %s\n", start, help); |
7e1b7485 RS |
878 | continue; |
879 | } | |
880 | ||
881 | /* Build up the "-flag [param]" part. */ | |
882 | p = start; | |
883 | *p++ = ' '; | |
884 | *p++ = '-'; | |
885 | if (o->name[0]) | |
886 | p += strlen(strcpy(p, o->name)); | |
887 | else | |
888 | *p++ = '*'; | |
889 | if (o->valtype != '-') { | |
890 | *p++ = ' '; | |
891 | p += strlen(strcpy(p, valtype2param(o))); | |
892 | } | |
893 | *p = ' '; | |
894 | if ((int)(p - start) >= MAX_OPT_HELP_WIDTH) { | |
895 | *p = '\0'; | |
a43ce58f | 896 | opt_printf_stderr("%s\n", start); |
16f8d4eb | 897 | memset(start, ' ', sizeof(start)); |
7e1b7485 RS |
898 | } |
899 | start[width] = '\0'; | |
a43ce58f | 900 | opt_printf_stderr("%s %s\n", start, help); |
7e1b7485 RS |
901 | } |
902 | } | |
a43ce58f SL |
903 | |
904 | /* opt_isdir section */ | |
905 | #ifdef _WIN32 | |
906 | # include <windows.h> | |
907 | int opt_isdir(const char *name) | |
908 | { | |
909 | DWORD attr; | |
910 | # if defined(UNICODE) || defined(_UNICODE) | |
911 | size_t i, len_0 = strlen(name) + 1; | |
912 | WCHAR tempname[MAX_PATH]; | |
913 | ||
914 | if (len_0 > MAX_PATH) | |
915 | return -1; | |
916 | ||
917 | # if !defined(_WIN32_WCE) || _WIN32_WCE>=101 | |
918 | if (!MultiByteToWideChar(CP_ACP, 0, name, len_0, tempname, MAX_PATH)) | |
919 | # endif | |
920 | for (i = 0; i < len_0; i++) | |
921 | tempname[i] = (WCHAR)name[i]; | |
922 | ||
923 | attr = GetFileAttributes(tempname); | |
924 | # else | |
925 | attr = GetFileAttributes(name); | |
926 | # endif | |
927 | if (attr == INVALID_FILE_ATTRIBUTES) | |
928 | return -1; | |
929 | return ((attr & FILE_ATTRIBUTE_DIRECTORY) != 0); | |
930 | } | |
931 | #else | |
932 | # include <sys/stat.h> | |
933 | # ifndef S_ISDIR | |
934 | # if defined(_S_IFMT) && defined(_S_IFDIR) | |
935 | # define S_ISDIR(a) (((a) & _S_IFMT) == _S_IFDIR) | |
936 | # else | |
937 | # define S_ISDIR(a) (((a) & S_IFMT) == S_IFDIR) | |
938 | # endif | |
939 | # endif | |
940 | ||
941 | int opt_isdir(const char *name) | |
942 | { | |
943 | # if defined(S_ISDIR) | |
944 | struct stat st; | |
945 | ||
946 | if (stat(name, &st) == 0) | |
947 | return S_ISDIR(st.st_mode); | |
948 | else | |
949 | return -1; | |
950 | # else | |
951 | return -1; | |
952 | # endif | |
953 | } | |
954 | #endif |