Line data Source code
1 : /* fips186-dsa.c - FIPS 186 DSA tests
2 : * Copyright (C) 2008 Free Software Foundation, Inc.
3 : *
4 : * This file is part of Libgcrypt.
5 : *
6 : * Libgcrypt is free software; you can redistribute it and/or modify
7 : * it under the terms of the GNU Lesser General Public License as
8 : * published by the Free Software Foundation; either version 2.1 of
9 : * the License, or (at your option) any later version.
10 : *
11 : * Libgcrypt is distributed in the hope that it will be useful,
12 : * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 : * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 : * GNU Lesser General Public License for more details.
15 : *
16 : * You should have received a copy of the GNU Lesser General Public
17 : * License along with this program; if not, see <http://www.gnu.org/licenses/>.
18 : */
19 :
20 : #ifdef HAVE_CONFIG_H
21 : # include <config.h>
22 : #endif
23 : #include <stdio.h>
24 : #include <stdlib.h>
25 : #include <string.h>
26 : #include <stdarg.h>
27 :
28 : #ifdef _GCRYPT_IN_LIBGCRYPT
29 : # include "../src/gcrypt-int.h"
30 : #else
31 : # include <gcrypt.h>
32 : #endif
33 :
34 :
35 : #define my_isascii(c) (!((c) & 0x80))
36 : #define digitp(p) (*(p) >= '0' && *(p) <= '9')
37 : #define hexdigitp(a) (digitp (a) \
38 : || (*(a) >= 'A' && *(a) <= 'F') \
39 : || (*(a) >= 'a' && *(a) <= 'f'))
40 : #define xtoi_1(p) (*(p) <= '9'? (*(p)- '0'): \
41 : *(p) <= 'F'? (*(p)-'A'+10):(*(p)-'a'+10))
42 : #define xtoi_2(p) ((xtoi_1(p) * 16) + xtoi_1((p)+1))
43 : #define DIM(v) (sizeof(v)/sizeof((v)[0]))
44 : #define DIMof(type,member) DIM(((type *)0)->member)
45 :
46 : static int verbose;
47 : static int error_count;
48 :
49 : static void
50 0 : info (const char *format, ...)
51 : {
52 : va_list arg_ptr;
53 :
54 0 : va_start (arg_ptr, format);
55 0 : vfprintf (stderr, format, arg_ptr);
56 0 : va_end (arg_ptr);
57 0 : }
58 :
59 : static void
60 0 : fail (const char *format, ...)
61 : {
62 : va_list arg_ptr;
63 :
64 0 : va_start (arg_ptr, format);
65 0 : vfprintf (stderr, format, arg_ptr);
66 0 : va_end (arg_ptr);
67 0 : error_count++;
68 0 : }
69 :
70 : static void
71 0 : die (const char *format, ...)
72 : {
73 : va_list arg_ptr;
74 :
75 0 : va_start (arg_ptr, format);
76 0 : vfprintf (stderr, format, arg_ptr);
77 0 : va_end (arg_ptr);
78 0 : exit (1);
79 : }
80 :
81 : static void
82 0 : show_sexp (const char *prefix, gcry_sexp_t a)
83 : {
84 : char *buf;
85 : size_t size;
86 :
87 0 : if (prefix)
88 0 : fputs (prefix, stderr);
89 0 : size = gcry_sexp_sprint (a, GCRYSEXP_FMT_ADVANCED, NULL, 0);
90 0 : buf = gcry_xmalloc (size);
91 :
92 0 : gcry_sexp_sprint (a, GCRYSEXP_FMT_ADVANCED, buf, size);
93 0 : fprintf (stderr, "%.*s", (int)size, buf);
94 0 : gcry_free (buf);
95 0 : }
96 :
97 : static gcry_mpi_t
98 40 : mpi_from_string (const char *string)
99 : {
100 : gpg_error_t err;
101 : gcry_mpi_t a;
102 :
103 40 : err = gcry_mpi_scan (&a, GCRYMPI_FMT_HEX, string, 0, NULL);
104 40 : if (err)
105 0 : die ("error converting string to mpi: %s\n", gpg_strerror (err));
106 40 : return a;
107 : }
108 :
109 : /* Convert STRING consisting of hex characters into its binary
110 : representation and return it as an allocated buffer. The valid
111 : length of the buffer is returned at R_LENGTH. The string is
112 : delimited by end of string. The function returns NULL on
113 : error. */
114 : static void *
115 20 : data_from_hex (const char *string, size_t *r_length)
116 : {
117 : const char *s;
118 : unsigned char *buffer;
119 : size_t length;
120 :
121 20 : buffer = gcry_xmalloc (strlen(string)/2+1);
122 20 : length = 0;
123 420 : for (s=string; *s; s +=2 )
124 : {
125 400 : if (!hexdigitp (s) || !hexdigitp (s+1))
126 0 : die ("error parsing hex string `%s'\n", string);
127 400 : ((unsigned char*)buffer)[length++] = xtoi_2 (s);
128 : }
129 20 : *r_length = length;
130 20 : return buffer;
131 : }
132 :
133 :
134 : static void
135 40 : extract_cmp_mpi (gcry_sexp_t sexp, const char *name, const char *expected)
136 : {
137 : gcry_sexp_t l1;
138 : gcry_mpi_t a, b;
139 :
140 40 : l1 = gcry_sexp_find_token (sexp, name, 0);
141 40 : a = gcry_sexp_nth_mpi (l1, 1, GCRYMPI_FMT_USG);
142 40 : b = mpi_from_string (expected);
143 40 : if (!a)
144 0 : fail ("parameter \"%s\" missing in key\n", name);
145 40 : else if ( gcry_mpi_cmp (a, b) )
146 0 : fail ("parameter \"%s\" does not match expected value\n", name);
147 40 : gcry_mpi_release (b);
148 40 : gcry_mpi_release (a);
149 40 : gcry_sexp_release (l1);
150 40 : }
151 :
152 :
153 : static void
154 10 : extract_cmp_data (gcry_sexp_t sexp, const char *name, const char *expected)
155 : {
156 : gcry_sexp_t l1;
157 : const void *a;
158 : size_t alen;
159 : void *b;
160 : size_t blen;
161 :
162 10 : l1 = gcry_sexp_find_token (sexp, name, 0);
163 10 : a = gcry_sexp_nth_data (l1, 1, &alen);
164 10 : b = data_from_hex (expected, &blen);
165 10 : if (!a)
166 0 : fail ("parameter \"%s\" missing in key\n", name);
167 10 : else if ( alen != blen || memcmp (a, b, alen) )
168 0 : fail ("parameter \"%s\" does not match expected value\n", name);
169 10 : gcry_free (b);
170 10 : gcry_sexp_release (l1);
171 10 : }
172 :
173 : static void
174 10 : extract_cmp_int (gcry_sexp_t sexp, const char *name, int expected)
175 : {
176 : gcry_sexp_t l1;
177 : char *a;
178 :
179 10 : l1 = gcry_sexp_find_token (sexp, name, 0);
180 10 : a = gcry_sexp_nth_string (l1, 1);
181 10 : if (!a)
182 0 : fail ("parameter \"%s\" missing in key\n", name);
183 10 : else if ( strtoul (a, NULL, 10) != expected )
184 0 : fail ("parameter \"%s\" does not match expected value\n", name);
185 10 : gcry_free (a);
186 10 : gcry_sexp_release (l1);
187 10 : }
188 :
189 :
190 : static void
191 1 : check_dsa_gen_186_2 (void)
192 : {
193 : static struct {
194 : int nbits;
195 : const char *p, *q, *g;
196 : const char *seed;
197 : int counter;
198 : const char *h;
199 : } tbl[] = {
200 : /* These tests are from FIPS 186-2, B.3.1. */
201 : {
202 : 1024,
203 : "d3aed1876054db831d0c1348fbb1ada72507e5fbf9a62cbd47a63aeb7859d6921"
204 : "4adeb9146a6ec3f43520f0fd8e3125dd8bbc5d87405d1ac5f82073cd762a3f8d7"
205 : "74322657c9da88a7d2f0e1a9ceb84a39cb40876179e6a76e400498de4bb9379b0"
206 : "5f5feb7b91eb8fea97ee17a955a0a8a37587a272c4719d6feb6b54ba4ab69",
207 : "9c916d121de9a03f71fb21bc2e1c0d116f065a4f",
208 : "8157c5f68ca40b3ded11c353327ab9b8af3e186dd2e8dade98761a0996dda99ab"
209 : "0250d3409063ad99efae48b10c6ab2bba3ea9a67b12b911a372a2bba260176fad"
210 : "b4b93247d9712aad13aa70216c55da9858f7a298deb670a403eb1e7c91b847f1e"
211 : "ccfbd14bd806fd42cf45dbb69cd6d6b43add2a78f7d16928eaa04458dea44",
212 : "0cb1990c1fd3626055d7a0096f8fa99807399871",
213 : 98,
214 : "00000000000000000000000000000000000000000000000000000000000000000"
215 : "00000000000000000000000000000000000000000000000000000000000000000"
216 : "00000000000000000000000000000000000000000000000000000000000000000"
217 : "0000000000000000000000000000000000000000000000000000000000002"
218 : },
219 : {
220 : 1024,
221 : "f5c73304080353357de1b5967597c27d65f70aa2fe9b6aed1d0afc2b499adf22f"
222 : "8e37937096d88548ac36c4a067f8353c7fed73f96f0d688b19b0624aedbae5dbb"
223 : "0ee8835a4c269288c0e1d69479e701ee266bb767af39d748fe7d6afc73fdf44be"
224 : "3eb6e661e599670061203e75fc8b3dbd59e40b54f358d0097013a0f3867f9",
225 : "f8751166cf4f6f3b07c081fd2a9071f23ca1988d",
226 : "1e288a442e02461c418ed67a66d24cacbeb8936fbde62ff995f5fd569dee6be62"
227 : "4e4f0f9f8c8093f5d192ab3b3f9ae3f2665d95d27fb10e382f45cd356e7f4eb7a"
228 : "665db432113ed06478f93b7cf188ec7a1ee97aec8f91ea7bfceaf8b6e7e5a349c"
229 : "4ad3225362ef440c57cbc6e69df15b6699caac85f733555075f04781b2b33",
230 : "34b3520d45d240a8861b82c8b61ffa16e67b5cce",
231 : 622,
232 : "00000000000000000000000000000000000000000000000000000000000000000"
233 : "00000000000000000000000000000000000000000000000000000000000000000"
234 : "00000000000000000000000000000000000000000000000000000000000000000"
235 : "0000000000000000000000000000000000000000000000000000000000002",
236 : },
237 : {
238 : 1024,
239 : "c6c6f4f4eed927fb1c3b0c81010967e530658e6f9698ebe058b4f47b2dc8fcbc7"
240 : "b69296b9e8b6cf55681181fe72492668061b262b0046a0d409902e269b0cb69a4"
241 : "55ed1a086caf41927f5912bf0e0cbc45ee81a4f98bf6146f6168a228aec80e9cc"
242 : "1162d6f6aa412efe82d4f18b95e34ab790daac5bd7aef0b22fa08ba5dbaad",
243 : "d32b29f065c1394a30490b6fcbf812a32a8634ab",
244 : "06f973c879e2e89345d0ac04f9c34ad69b9eff1680f18d1c8f3e1596c2e8fa8e1"
245 : "ecef6830409e9012d4788bef6ec7414d09c981b47c941b77f39dfc49caff5e714"
246 : "c97abe25a7a8b5d1fe88700bb96eff91cca64d53700a28b1146d81bad1212d231"
247 : "80154c95a01f5aeebb553a8365c38a5ebe05539b51734233776ce9aff98b2",
248 : "b6ec750da2f824cb42c5f7e28c81350d97f75125",
249 : 185,
250 : "00000000000000000000000000000000000000000000000000000000000000000"
251 : "00000000000000000000000000000000000000000000000000000000000000000"
252 : "00000000000000000000000000000000000000000000000000000000000000000"
253 : "0000000000000000000000000000000000000000000000000000000000002",
254 : },
255 : {
256 : 1024,
257 : "b827a9dc9221a6ed1bec7b64d61232aacb2812f888b0a0b3a95033d7a22e77d0b"
258 : "ff23bfeed0fb1281b21b8ff7421f0c727d1fb8aa2b843d6885f067e763f83d41f"
259 : "d800ab15a7e2b12f71ec2058ee7bd62cd72c26989b272e519785da57bfa1f974b"
260 : "c652e1a2d6cfb68477de5635fd019b37add656cff0b802558b31b6d2851e5",
261 : "de822c03445b77cec4ad3a6fb0ca39ff97059ddf",
262 : "65a9e2d43a378d7063813104586868cacf2fccd51aec1e0b6af8ba3e66dee6371"
263 : "681254c3fb5e3929d65e3c4bcd20abd4ddc7cf815623e17b9fc92f02b8d44278b"
264 : "848480ffd193104cf5612639511e45bd247708ff6028bd3824f8844c263b46c69"
265 : "1f2076f8cd13c5d0be95f1f2a1a17ab1f7e5bc73500bac27d57b473ba9748",
266 : "cd2221dd73815a75224e9fde7faf52829b81ac7a",
267 : 62,
268 : "00000000000000000000000000000000000000000000000000000000000000000"
269 : "00000000000000000000000000000000000000000000000000000000000000000"
270 : "00000000000000000000000000000000000000000000000000000000000000000"
271 : "0000000000000000000000000000000000000000000000000000000000002",
272 : },
273 : {
274 : 1024,
275 : "898a8d93e295c8ef2ffd46976225a1543640640d155a576fafa0be32136165803"
276 : "ba2eff2782a2be75cc9ec65db6bd3238cca695b3a5a14726a2a314775c377d891"
277 : "354b3de6c89e714a05599ca04132c987f889f72c4fe298ccb31f711c03b07e1d9"
278 : "8d72af590754cf3847398b60cecd55a4611692b308809560a83880404c227",
279 : "c6d786643d2acfc6b8d576863fda8cfbfbd5e03f",
280 : "2fd38b8d21c58e8fb5315a177b8d5dc4c450d574e69348b7b9da367c26e72438d"
281 : "af8372e7f0bee84ef5dcbbc3727194a2228431192f1779be24837f22a0e14d10d"
282 : "5344da1b8b403df9f9b2655095b3d0f67418ed6cd989f35aa4232e4b7001764fb"
283 : "e85d6b2c716980f13272fc4271ac1e234f7e24c023cfc2d2dc0aa1e9af2fb",
284 : "73483e697599871af983a281e3afa22e0ed86b68",
285 : 272,
286 : "00000000000000000000000000000000000000000000000000000000000000000"
287 : "00000000000000000000000000000000000000000000000000000000000000000"
288 : "00000000000000000000000000000000000000000000000000000000000000000"
289 : "0000000000000000000000000000000000000000000000000000000000002",
290 : },
291 :
292 : /* These tests are generated by the OpenSSL FIPS version. */
293 : {
294 : 1024,
295 : "A404363903FDCE86839BCFD953AAD2DA2B0E70CAED3B5FF5D68F15A1C4BB0A793C"
296 : "A9D58FC956804C5901DE0AF99F345ED1A8617C687864BAC044B7C3C3E732A2B255"
297 : "EC986AA76EA8CB0E0815B3E0E605650AF7D8058EE7E8EBCDEFFDAB8100D3FC1033"
298 : "11BA3AB232EF06BB74BA9A949EC0C7ED324C19B202F4AB725BBB4080C9",
299 : "C643946CEA8748E12D430C48DB038F9165814389",
300 : "59B7E7BA0033CCE8E6837173420FBB382A784D4154A3C166043F5A68CB92945D16"
301 : "892D4CC5585F2D28C780E75A6C20A379E2B58304C1E5FC0D8C15E4E89C4498C8BC"
302 : "B90FB36ED8DC0489B9D0BC09EC4411FB0BFADF25485EEAB6700BE0ACF5C44A6ED7"
303 : "44A015382FF9B8DA7EAA00DEA135FADC59212DBBFFC1537336FA4B7225",
304 : "02708ab36e3f0bfd67ec3b8bd8829d03b84f56bd",
305 : 50,
306 : "02"
307 : },
308 : {
309 : 1024,
310 : "9C664033DB8B203D826F896D2293C62EF9351D5CFD0F4C0AD7EFDA4DDC7F15987"
311 : "6A3C68CAB2586B44FD1BD4DEF7A17905D88D321DD77C4E1720D848CA21D79F9B3"
312 : "D8F537338E09B44E9F481E8DA3C56569F63146596A050EF8FAEE8ACA32C666450"
313 : "04F675C8806EB4025B0A5ECC39CE89983EA40A183A7CF5208BA958045ABD5",
314 : "AD0D8CBA369AF6CD0D2BAC0B4CFCAF0A1F9BCDF7",
315 : "74D717F7092A2AF725FDD6C2561D1DBE5AEE40203C638BA8B9F49003857873701"
316 : "95A44E515C4E8B344F5CDC7F4A6D38097CD57675E7643AB9700692C69F0A99B0E"
317 : "039FDDDFCA8CEB607BDB4ADF2834DE1690F5823FC8199FB8F6F29E5A583B6786A"
318 : "C14C7E67106C3B30568CBB9383F89287D578159778EB18216799D16D46498",
319 : "6481a12a50384888ee84b61024f7c9c685d6ac96",
320 : 289,
321 : "02"
322 : },
323 : {
324 : 1024,
325 :
326 : "B0DFB602EB8462B1DC8C2214A52B587D3E6842CCF1C38D0F7C7F967ED30CF6828"
327 : "1E2675B3BAB594755FB1634E66B4C23936F0725A358F8DFF3C307E2601FD66D63"
328 : "5B17270450C50BD2BEC29E0E9A471DF1C15B0191517952268A2763D4BD28B8503"
329 : "B3399686272B76B11227F693D7833105EF70C2289C3194CF4527024B272DF",
330 : "EA649C04911FAB5A41440287A517EF752A40354B",
331 : "88C5A4563ECB949763E0B696CD04B21321360F54C0EE7B23E2CEDC30E9E486162"
332 : "01BFB1619E7C54B653D1F890C50E04B29205F5E3E2F93A13B0751AF25491C5194"
333 : "93C09DDF6B9C173B3846DFB0E7A5C870BBFC78419260C90E20315410691C8326C"
334 : "858D7063E7921F3F601158E912C7EE487FF259202BEEB10F6D9E99190F696",
335 : "5bf9d17bc62fbbf3d569c92bd4505586b2e5ef1a",
336 : 626,
337 : "02"
338 : },
339 : {
340 : 1024,
341 : "F783C08D7F9463E48BA87893805C4B34B63C85DF7EBDD9EBEE94DB4AF4E4A415C"
342 : "F0F3793AE55096BA1199598798FA8403B28DED7F7C7AFD54FD535861A0150EF4D"
343 : "5871465B13837CCF46BEB0A22F8D38DC7D6AE0E14A3845FD0C027CFA97791B977"
344 : "CE2808BAD9B43CE69390C0F40016056722D82C0D7B1B27413D026A39D7DAD",
345 : "A40D9EE456AED4C8A653FDB47B6629C0B843FE8F",
346 : "DF876263E21F263AE6DA57409BD517DCEADB9216048F066D6B58867F8E59A5EEE"
347 : "700283A946C1455534618979BE6C227673C1B803910262BD93BC94D5089850614"
348 : "F3E29AB64E8C989A7E3E28FE670FFA3EE21DEEEC1AB0B60E1D8E2AA39663BADD7"
349 : "2C9F957D7F3D4F17D9FDAD050EB373A6DEFD09F5DA752EAFE046836E14B67",
350 : "8a9a57706f69f4f566252cdf6d5cbfdf2020150b",
351 : 397,
352 : "02"
353 : },
354 : {
355 : 1024,
356 : "D40E4F6461E145859CCF60FD57962840BD75FFF12C22F76626F566842252AD068"
357 : "29745F0147056354F6C016CF12762B0E331787925B8128CF5AF81F9B176A51934"
358 : "96D792430FF83C7B79BD595BDA10787B34600787FA552EFE3662F37B99AAD3F3A"
359 : "093732680A01345192A19BECCE6BF5D498E44ED6BED5B0BA72AAD49E8276B",
360 : "D12F1BD0AA78B99247FD9F18EAFEE5C136686EA5",
361 : "468EBD20C99449C1E440E6F8E452C6A6BC7551C555FE5E94996E20CFD4DA3B9CC"
362 : "58499D6CC2374CCF9C392715A537DE10CFCA8A6A37AFBD187CF6B88D26881E5F5"
363 : "7521D9D2C9BBA51E7B87B070BBE73F5C5FE31E752CAF88183516D8503BAAC1159"
364 : "928EF50DEE52D96F396B93FB4138D786464C315401A853E57C9A0F9D25839",
365 : "30b3599944a914a330a3f49d11ec88f555422aef",
366 : 678,
367 : "02"
368 : }
369 : };
370 : gpg_error_t err;
371 : int tno;
372 : gcry_sexp_t key_spec, key, pub_key, sec_key, seed_values;
373 : gcry_sexp_t l1;
374 :
375 11 : for (tno = 0; tno < DIM (tbl); tno++)
376 : {
377 10 : if (verbose)
378 0 : info ("generating FIPS 186-2 test key %d\n", tno);
379 :
380 : {
381 : void *data;
382 : size_t datalen;
383 :
384 10 : data = data_from_hex (tbl[tno].seed, &datalen);
385 10 : err = gcry_sexp_build (&key_spec, NULL,
386 : "(genkey (dsa (nbits %d)(use-fips186-2)"
387 : "(derive-parms(seed %b))))",
388 : tbl[tno].nbits, (int)datalen, data);
389 10 : gcry_free (data);
390 : }
391 10 : if (err)
392 0 : die ("error creating S-expression %d: %s\n", tno, gpg_strerror (err));
393 :
394 10 : err = gcry_pk_genkey (&key, key_spec);
395 10 : gcry_sexp_release (key_spec);
396 10 : if (err)
397 : {
398 0 : fail ("error generating key %d: %s\n", tno, gpg_strerror (err));
399 0 : continue;
400 : }
401 :
402 10 : if (verbose > 1)
403 0 : show_sexp ("generated key:\n", key);
404 :
405 10 : pub_key = gcry_sexp_find_token (key, "public-key", 0);
406 10 : if (!pub_key)
407 0 : fail ("public part missing in key %d\n", tno);
408 :
409 10 : sec_key = gcry_sexp_find_token (key, "private-key", 0);
410 10 : if (!sec_key)
411 0 : fail ("private part missing in key %d\n", tno);
412 :
413 10 : l1 = gcry_sexp_find_token (key, "misc-key-info", 0);
414 10 : if (!l1)
415 0 : fail ("misc_key_info part missing in key %d\n", tno);
416 10 : seed_values = gcry_sexp_find_token (l1, "seed-values", 0);
417 10 : if (!seed_values)
418 0 : fail ("seed-values part missing in key %d\n", tno);
419 10 : gcry_sexp_release (l1);
420 :
421 10 : extract_cmp_mpi (sec_key, "p", tbl[tno].p);
422 10 : extract_cmp_mpi (sec_key, "q", tbl[tno].q);
423 10 : extract_cmp_mpi (sec_key, "g", tbl[tno].g);
424 :
425 10 : extract_cmp_data (seed_values, "seed", tbl[tno].seed);
426 10 : extract_cmp_int (seed_values, "counter", tbl[tno].counter);
427 10 : extract_cmp_mpi (seed_values, "h", tbl[tno].h);
428 :
429 10 : gcry_sexp_release (seed_values);
430 10 : gcry_sexp_release (sec_key);
431 10 : gcry_sexp_release (pub_key);
432 10 : gcry_sexp_release (key);
433 : }
434 1 : }
435 :
436 :
437 :
438 : int
439 1 : main (int argc, char **argv)
440 : {
441 1 : int debug = 0;
442 :
443 1 : if (argc > 1 && !strcmp (argv[1], "--verbose"))
444 0 : verbose = 1;
445 1 : else if (argc > 1 && !strcmp (argv[1], "--debug"))
446 : {
447 0 : verbose = 2;
448 0 : debug = 1;
449 : }
450 :
451 1 : gcry_control (GCRYCTL_DISABLE_SECMEM, 0);
452 1 : if (!gcry_check_version ("1.4.4"))
453 0 : die ("version mismatch\n");
454 1 : gcry_control (GCRYCTL_INITIALIZATION_FINISHED, 0);
455 1 : if (debug)
456 0 : gcry_control (GCRYCTL_SET_DEBUG_FLAGS, 1u, 0);
457 : /* No valuable keys are create, so we can speed up our RNG. */
458 1 : gcry_control (GCRYCTL_ENABLE_QUICK_RANDOM, 0);
459 :
460 :
461 1 : check_dsa_gen_186_2 ();
462 :
463 :
464 1 : return error_count ? 1 : 0;
465 : }
|
