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-rw-r--r--src/lib/libcrypto/conf/conf_def.c702
1 files changed, 0 insertions, 702 deletions
diff --git a/src/lib/libcrypto/conf/conf_def.c b/src/lib/libcrypto/conf/conf_def.c
deleted file mode 100644
index e11ef95e43..0000000000
--- a/src/lib/libcrypto/conf/conf_def.c
+++ /dev/null
@@ -1,702 +0,0 @@
1/* $OpenBSD: conf_def.c,v 1.31 2015/07/18 22:42:09 beck Exp $ */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59/* Part of the code in here was originally in conf.c, which is now removed */
60
61#include <stdio.h>
62#include <string.h>
63
64#include <openssl/buffer.h>
65#include <openssl/conf.h>
66#include <openssl/conf_api.h>
67#include <openssl/err.h>
68#include <openssl/lhash.h>
69#include <openssl/stack.h>
70
71#include "conf_def.h"
72
73static char *eat_ws(CONF *conf, char *p);
74static char *eat_alpha_numeric(CONF *conf, char *p);
75static void clear_comments(CONF *conf, char *p);
76static int str_copy(CONF *conf, char *section, char **to, char *from);
77static char *scan_quote(CONF *conf, char *p);
78static char *scan_dquote(CONF *conf, char *p);
79#define scan_esc(conf,p) (((IS_EOF((conf),(p)[1]))?((p)+1):((p)+2)))
80
81static CONF *def_create(CONF_METHOD *meth);
82static int def_init_default(CONF *conf);
83static int def_init_WIN32(CONF *conf);
84static int def_destroy(CONF *conf);
85static int def_destroy_data(CONF *conf);
86static int def_load(CONF *conf, const char *name, long *eline);
87static int def_load_bio(CONF *conf, BIO *bp, long *eline);
88static int def_dump(const CONF *conf, BIO *bp);
89static int def_is_number(const CONF *conf, char c);
90static int def_to_int(const CONF *conf, char c);
91
92static CONF_METHOD default_method = {
93 .name = "OpenSSL default",
94 .create = def_create,
95 .init = def_init_default,
96 .destroy = def_destroy,
97 .destroy_data = def_destroy_data,
98 .load_bio = def_load_bio,
99 .dump = def_dump,
100 .is_number = def_is_number,
101 .to_int = def_to_int,
102 .load = def_load
103};
104
105static CONF_METHOD WIN32_method = {
106 "WIN32",
107 def_create,
108 def_init_WIN32,
109 def_destroy,
110 def_destroy_data,
111 def_load_bio,
112 def_dump,
113 def_is_number,
114 def_to_int,
115 def_load
116};
117
118CONF_METHOD *
119NCONF_default(void)
120{
121 return &default_method;
122}
123
124CONF_METHOD *
125NCONF_WIN32(void)
126{
127 return &WIN32_method;
128}
129
130static CONF *
131def_create(CONF_METHOD *meth)
132{
133 CONF *ret;
134
135 ret = malloc(sizeof(CONF) + sizeof(unsigned short *));
136 if (ret)
137 if (meth->init(ret) == 0) {
138 free(ret);
139 ret = NULL;
140 }
141 return ret;
142}
143
144static int
145def_init_default(CONF *conf)
146{
147 if (conf == NULL)
148 return 0;
149
150 conf->meth = &default_method;
151 conf->meth_data = CONF_type_default;
152 conf->data = NULL;
153
154 return 1;
155}
156
157static int
158def_init_WIN32(CONF *conf)
159{
160 if (conf == NULL)
161 return 0;
162
163 conf->meth = &WIN32_method;
164 conf->meth_data = (void *)CONF_type_win32;
165 conf->data = NULL;
166
167 return 1;
168}
169
170static int
171def_destroy(CONF *conf)
172{
173 if (def_destroy_data(conf)) {
174 free(conf);
175 return 1;
176 }
177 return 0;
178}
179
180static int
181def_destroy_data(CONF *conf)
182{
183 if (conf == NULL)
184 return 0;
185 _CONF_free_data(conf);
186 return 1;
187}
188
189static int
190def_load(CONF *conf, const char *name, long *line)
191{
192 int ret;
193 BIO *in = NULL;
194
195 in = BIO_new_file(name, "rb");
196 if (in == NULL) {
197 if (ERR_GET_REASON(ERR_peek_last_error()) == BIO_R_NO_SUCH_FILE)
198 CONFerr(CONF_F_DEF_LOAD, CONF_R_NO_SUCH_FILE);
199 else
200 CONFerr(CONF_F_DEF_LOAD, ERR_R_SYS_LIB);
201 return 0;
202 }
203
204 ret = def_load_bio(conf, in, line);
205 BIO_free(in);
206
207 return ret;
208}
209
210static int
211def_load_bio(CONF *conf, BIO *in, long *line)
212{
213/* The macro BUFSIZE conflicts with a system macro in VxWorks */
214#define CONFBUFSIZE 512
215 int bufnum = 0, i, ii;
216 BUF_MEM *buff = NULL;
217 char *s, *p, *end;
218 int again;
219 long eline = 0;
220 CONF_VALUE *v = NULL, *tv;
221 CONF_VALUE *sv = NULL;
222 char *section = NULL, *buf;
223 char *start, *psection, *pname;
224 void *h = (void *)(conf->data);
225
226 if ((buff = BUF_MEM_new()) == NULL) {
227 CONFerr(CONF_F_DEF_LOAD_BIO, ERR_R_BUF_LIB);
228 goto err;
229 }
230
231 section = strdup("default");
232 if (section == NULL) {
233 CONFerr(CONF_F_DEF_LOAD_BIO, ERR_R_MALLOC_FAILURE);
234 goto err;
235 }
236
237 if (_CONF_new_data(conf) == 0) {
238 CONFerr(CONF_F_DEF_LOAD_BIO, ERR_R_MALLOC_FAILURE);
239 goto err;
240 }
241
242 sv = _CONF_new_section(conf, section);
243 if (sv == NULL) {
244 CONFerr(CONF_F_DEF_LOAD_BIO,
245 CONF_R_UNABLE_TO_CREATE_NEW_SECTION);
246 goto err;
247 }
248
249 bufnum = 0;
250 again = 0;
251 for (;;) {
252 if (!BUF_MEM_grow(buff, bufnum + CONFBUFSIZE)) {
253 CONFerr(CONF_F_DEF_LOAD_BIO, ERR_R_BUF_LIB);
254 goto err;
255 }
256 p = &(buff->data[bufnum]);
257 *p = '\0';
258 BIO_gets(in, p, CONFBUFSIZE - 1);
259 p[CONFBUFSIZE - 1] = '\0';
260 ii = i = strlen(p);
261 if (i == 0 && !again)
262 break;
263 again = 0;
264 while (i > 0) {
265 if ((p[i - 1] != '\r') && (p[i - 1] != '\n'))
266 break;
267 else
268 i--;
269 }
270 /* we removed some trailing stuff so there is a new
271 * line on the end. */
272 if (ii && i == ii)
273 again = 1; /* long line */
274 else {
275 p[i] = '\0';
276 eline++; /* another input line */
277 }
278
279 /* we now have a line with trailing \r\n removed */
280
281 /* i is the number of bytes */
282 bufnum += i;
283
284 v = NULL;
285 /* check for line continuation */
286 if (bufnum >= 1) {
287 /* If we have bytes and the last char '\\' and
288 * second last char is not '\\' */
289 p = &(buff->data[bufnum - 1]);
290 if (IS_ESC(conf, p[0]) &&
291 ((bufnum <= 1) || !IS_ESC(conf, p[-1]))) {
292 bufnum--;
293 again = 1;
294 }
295 }
296 if (again)
297 continue;
298 bufnum = 0;
299 buf = buff->data;
300
301 clear_comments(conf, buf);
302 s = eat_ws(conf, buf);
303 if (IS_EOF(conf, *s))
304 continue; /* blank line */
305 if (*s == '[') {
306 char *ss;
307
308 s++;
309 start = eat_ws(conf, s);
310 ss = start;
311again:
312 end = eat_alpha_numeric(conf, ss);
313 p = eat_ws(conf, end);
314 if (*p != ']') {
315 if (*p != '\0' && ss != p) {
316 ss = p;
317 goto again;
318 }
319 CONFerr(CONF_F_DEF_LOAD_BIO,
320 CONF_R_MISSING_CLOSE_SQUARE_BRACKET);
321 goto err;
322 }
323 *end = '\0';
324 if (!str_copy(conf, NULL, &section, start))
325 goto err;
326 if ((sv = _CONF_get_section(conf, section)) == NULL)
327 sv = _CONF_new_section(conf, section);
328 if (sv == NULL) {
329 CONFerr(CONF_F_DEF_LOAD_BIO,
330 CONF_R_UNABLE_TO_CREATE_NEW_SECTION);
331 goto err;
332 }
333 continue;
334 } else {
335 pname = s;
336 psection = NULL;
337 end = eat_alpha_numeric(conf, s);
338 if ((end[0] == ':') && (end[1] == ':')) {
339 *end = '\0';
340 end += 2;
341 psection = pname;
342 pname = end;
343 end = eat_alpha_numeric(conf, end);
344 }
345 p = eat_ws(conf, end);
346 if (*p != '=') {
347 CONFerr(CONF_F_DEF_LOAD_BIO,
348 CONF_R_MISSING_EQUAL_SIGN);
349 goto err;
350 }
351 *end = '\0';
352 p++;
353 start = eat_ws(conf, p);
354 while (!IS_EOF(conf, *p))
355 p++;
356 p--;
357 while ((p != start) && (IS_WS(conf, *p)))
358 p--;
359 p++;
360 *p = '\0';
361
362 if (!(v = malloc(sizeof(CONF_VALUE)))) {
363 CONFerr(CONF_F_DEF_LOAD_BIO,
364 ERR_R_MALLOC_FAILURE);
365 goto err;
366 }
367 if (psection == NULL)
368 psection = section;
369 v->name = strdup(pname);
370 v->value = NULL;
371 if (v->name == NULL) {
372 CONFerr(CONF_F_DEF_LOAD_BIO,
373 ERR_R_MALLOC_FAILURE);
374 goto err;
375 }
376 if (!str_copy(conf, psection, &(v->value), start))
377 goto err;
378
379 if (strcmp(psection, section) != 0) {
380 if ((tv = _CONF_get_section(conf, psection))
381 == NULL)
382 tv = _CONF_new_section(conf, psection);
383 if (tv == NULL) {
384 CONFerr(CONF_F_DEF_LOAD_BIO,
385 CONF_R_UNABLE_TO_CREATE_NEW_SECTION);
386 goto err;
387 }
388 } else
389 tv = sv;
390
391 if (_CONF_add_string(conf, tv, v) == 0) {
392 CONFerr(CONF_F_DEF_LOAD_BIO,
393 ERR_R_MALLOC_FAILURE);
394 goto err;
395 }
396 v = NULL;
397 }
398 }
399 if (buff != NULL)
400 BUF_MEM_free(buff);
401 free(section);
402 return (1);
403
404err:
405 if (buff != NULL)
406 BUF_MEM_free(buff);
407 free(section);
408 if (line != NULL)
409 *line = eline;
410 ERR_asprintf_error_data("line %ld", eline);
411 if ((h != conf->data) && (conf->data != NULL)) {
412 CONF_free(conf->data);
413 conf->data = NULL;
414 }
415 if (v != NULL) {
416 free(v->name);
417 free(v->value);
418 free(v);
419 }
420 return (0);
421}
422
423static void
424clear_comments(CONF *conf, char *p)
425{
426 for (;;) {
427 if (IS_FCOMMENT(conf, *p)) {
428 *p = '\0';
429 return;
430 }
431 if (!IS_WS(conf, *p)) {
432 break;
433 }
434 p++;
435 }
436
437 for (;;) {
438 if (IS_COMMENT(conf, *p)) {
439 *p = '\0';
440 return;
441 }
442 if (IS_DQUOTE(conf, *p)) {
443 p = scan_dquote(conf, p);
444 continue;
445 }
446 if (IS_QUOTE(conf, *p)) {
447 p = scan_quote(conf, p);
448 continue;
449 }
450 if (IS_ESC(conf, *p)) {
451 p = scan_esc(conf, p);
452 continue;
453 }
454 if (IS_EOF(conf, *p))
455 return;
456 else
457 p++;
458 }
459}
460
461static int
462str_copy(CONF *conf, char *section, char **pto, char *from)
463{
464 int q, r,rr = 0, to = 0, len = 0;
465 char *s, *e, *rp, *p, *rrp, *np, *cp, v;
466 BUF_MEM *buf;
467
468 if ((buf = BUF_MEM_new()) == NULL)
469 return (0);
470
471 len = strlen(from) + 1;
472 if (!BUF_MEM_grow(buf, len))
473 goto err;
474
475 for (;;) {
476 if (IS_QUOTE(conf, *from)) {
477 q = *from;
478 from++;
479 while (!IS_EOF(conf, *from) && (*from != q)) {
480 if (IS_ESC(conf, *from)) {
481 from++;
482 if (IS_EOF(conf, *from))
483 break;
484 }
485 buf->data[to++] = *(from++);
486 }
487 if (*from == q)
488 from++;
489 } else if (IS_DQUOTE(conf, *from)) {
490 q = *from;
491 from++;
492 while (!IS_EOF(conf, *from)) {
493 if (*from == q) {
494 if (*(from + 1) == q) {
495 from++;
496 } else {
497 break;
498 }
499 }
500 buf->data[to++] = *(from++);
501 }
502 if (*from == q)
503 from++;
504 } else if (IS_ESC(conf, *from)) {
505 from++;
506 v = *(from++);
507 if (IS_EOF(conf, v))
508 break;
509 else if (v == 'r')
510 v = '\r';
511 else if (v == 'n')
512 v = '\n';
513 else if (v == 'b')
514 v = '\b';
515 else if (v == 't')
516 v = '\t';
517 buf->data[to++] = v;
518 } else if (IS_EOF(conf, *from))
519 break;
520 else if (*from == '$') {
521 /* try to expand it */
522 rrp = NULL;
523 s = &(from[1]);
524 if (*s == '{')
525 q = '}';
526 else if (*s == '(')
527 q = ')';
528 else
529 q = 0;
530
531 if (q)
532 s++;
533 cp = section;
534 e = np = s;
535 while (IS_ALPHA_NUMERIC(conf, *e))
536 e++;
537 if ((e[0] == ':') && (e[1] == ':')) {
538 cp = np;
539 rrp = e;
540 rr = *e;
541 *rrp = '\0';
542 e += 2;
543 np = e;
544 while (IS_ALPHA_NUMERIC(conf, *e))
545 e++;
546 }
547 r = *e;
548 *e = '\0';
549 rp = e;
550 if (q) {
551 if (r != q) {
552 CONFerr(CONF_F_STR_COPY,
553 CONF_R_NO_CLOSE_BRACE);
554 goto err;
555 }
556 e++;
557 }
558 /* So at this point we have
559 * np which is the start of the name string which is
560 * '\0' terminated.
561 * cp which is the start of the section string which is
562 * '\0' terminated.
563 * e is the 'next point after'.
564 * r and rr are the chars replaced by the '\0'
565 * rp and rrp is where 'r' and 'rr' came from.
566 */
567 p = _CONF_get_string(conf, cp, np);
568 if (rrp != NULL)
569 *rrp = rr;
570 *rp = r;
571 if (p == NULL) {
572 CONFerr(CONF_F_STR_COPY,
573 CONF_R_VARIABLE_HAS_NO_VALUE);
574 goto err;
575 }
576 if (!BUF_MEM_grow_clean(buf,
577 (strlen(p) + buf->length - (e - from)))) {
578 CONFerr(CONF_F_STR_COPY,
579 CONF_R_MODULE_INITIALIZATION_ERROR);
580 goto err;
581 }
582 while (*p)
583 buf->data[to++] = *(p++);
584
585 /* Since we change the pointer 'from', we also have
586 to change the perceived length of the string it
587 points at. /RL */
588 len -= e - from;
589 from = e;
590
591 /* In case there were no braces or parenthesis around
592 the variable reference, we have to put back the
593 character that was replaced with a '\0'. /RL */
594 *rp = r;
595 } else
596 buf->data[to++] = *(from++);
597 }
598 buf->data[to]='\0';
599 free(*pto);
600 *pto = buf->data;
601 free(buf);
602 return (1);
603
604err:
605 if (buf != NULL)
606 BUF_MEM_free(buf);
607 return (0);
608}
609
610static char *
611eat_ws(CONF *conf, char *p)
612{
613 while (IS_WS(conf, *p) && (!IS_EOF(conf, *p)))
614 p++;
615 return (p);
616}
617
618static char *
619eat_alpha_numeric(CONF *conf, char *p)
620{
621 for (;;) {
622 if (IS_ESC(conf, *p)) {
623 p = scan_esc(conf, p);
624 continue;
625 }
626 if (!IS_ALPHA_NUMERIC_PUNCT(conf, *p))
627 return (p);
628 p++;
629 }
630}
631
632static char *
633scan_quote(CONF *conf, char *p)
634{
635 int q = *p;
636
637 p++;
638 while (!(IS_EOF(conf, *p)) && (*p != q)) {
639 if (IS_ESC(conf, *p)) {
640 p++;
641 if (IS_EOF(conf, *p))
642 return (p);
643 }
644 p++;
645 }
646 if (*p == q)
647 p++;
648 return (p);
649}
650
651
652static char *
653scan_dquote(CONF *conf, char *p)
654{
655 int q = *p;
656
657 p++;
658 while (!(IS_EOF(conf, *p))) {
659 if (*p == q) {
660 if (*(p + 1) == q) {
661 p++;
662 } else {
663 break;
664 }
665 }
666 p++;
667 }
668 if (*p == q)
669 p++;
670 return (p);
671}
672
673static void
674dump_value_doall_arg(CONF_VALUE *a, BIO *out)
675{
676 if (a->name)
677 BIO_printf(out, "[%s] %s=%s\n", a->section, a->name, a->value);
678 else
679 BIO_printf(out, "[[%s]]\n", a->section);
680}
681
682static IMPLEMENT_LHASH_DOALL_ARG_FN(dump_value, CONF_VALUE, BIO)
683
684static int
685def_dump(const CONF *conf, BIO *out)
686{
687 lh_CONF_VALUE_doall_arg(conf->data, LHASH_DOALL_ARG_FN(dump_value),
688 BIO, out);
689 return 1;
690}
691
692static int
693def_is_number(const CONF *conf, char c)
694{
695 return IS_NUMBER(conf, c);
696}
697
698static int
699def_to_int(const CONF *conf, char c)
700{
701 return c - '0';
702}
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