Line data Source code
1 : /* t-convert.c - Module test for convert.c
2 : * Copyright (C) 2006, 2008 Free Software Foundation, Inc.
3 : *
4 : * This file is part of GnuPG.
5 : *
6 : * GnuPG is free software; you can redistribute it and/or modify
7 : * it under the terms of the GNU General Public License as published by
8 : * the Free Software Foundation; either version 3 of the License, or
9 : * (at your option) any later version.
10 : *
11 : * GnuPG 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 General Public License for more details.
15 : *
16 : * You should have received a copy of the GNU General Public License
17 : * along with this program; if not, see <http://www.gnu.org/licenses/>.
18 : */
19 :
20 : #include <config.h>
21 : #include <stdio.h>
22 : #include <stdlib.h>
23 : #include <assert.h>
24 :
25 : #include "util.h"
26 :
27 : #define pass() do { ; } while(0)
28 : #define fail(a) do { fprintf (stderr, "%s:%d: test %d failed\n",\
29 : __FILE__,__LINE__, (a)); \
30 : /*exit (1)*/; \
31 : } while(0)
32 :
33 :
34 : static void
35 1 : test_hex2bin (void)
36 : {
37 : static const char *valid[] = {
38 : "00112233445566778899aabbccddeeff11223344",
39 : "00112233445566778899AABBCCDDEEFF11223344",
40 : "00112233445566778899AABBCCDDEEFF11223344 blah",
41 : "00112233445566778899AABBCCDDEEFF11223344\tblah",
42 : "00112233445566778899AABBCCDDEEFF11223344\nblah",
43 : NULL
44 : };
45 : static const char *invalid[] = {
46 : "00112233445566778899aabbccddeeff1122334",
47 : "00112233445566778899AABBCCDDEEFF1122334",
48 : "00112233445566778899AABBCCDDEEFG11223344",
49 : "00 112233445566778899aabbccddeeff11223344",
50 : "00:112233445566778899aabbccddeeff11223344",
51 : ":00112233445566778899aabbccddeeff11223344",
52 : "0:0112233445566778899aabbccddeeff11223344",
53 : "00112233445566778899aabbccddeeff11223344:",
54 : "00112233445566778899aabbccddeeff112233445",
55 : "00112233445566778899aabbccddeeff1122334455",
56 : "00112233445566778899aabbccddeeff11223344blah",
57 : NULL
58 : };
59 : static const char *valid2[] = {
60 : "00",
61 : "00 x",
62 : NULL
63 : };
64 : static const char *invalid2[] = {
65 : "",
66 : "0",
67 : "00:",
68 : "00x",
69 : " 00",
70 : NULL
71 : };
72 : unsigned char buffer[20];
73 : int len;
74 : int i;
75 :
76 :
77 6 : for (i=0; valid[i]; i++)
78 : {
79 5 : len = hex2bin (valid[i], buffer, sizeof buffer);
80 5 : if (len < 0)
81 0 : fail (i);
82 5 : if (memcmp (buffer, ("\x00\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa"
83 : "\xbb\xcc\xdd\xee\xff\x11\x22\x33\x44"), 20))
84 0 : fail (i);
85 : }
86 1 : if (hex2bin (valid[0], buffer, sizeof buffer) != 40)
87 0 : fail (0);
88 1 : if (hex2bin (valid[2], buffer, sizeof buffer) != 41)
89 0 : fail (0);
90 :
91 12 : for (i=0; invalid[i]; i++)
92 : {
93 11 : len = hex2bin (invalid[i], buffer, sizeof buffer);
94 11 : if (!(len < 0))
95 0 : fail (i);
96 : }
97 :
98 3 : for (i=0; valid2[i]; i++)
99 : {
100 2 : len = hex2bin (valid2[i], buffer, 1);
101 2 : if (len < 0)
102 0 : fail (i);
103 2 : if (memcmp (buffer, "\x00", 1))
104 0 : fail (i);
105 : }
106 1 : if (hex2bin (valid2[0], buffer, 1) != 2)
107 0 : fail (0);
108 1 : if (hex2bin (valid2[1], buffer, 1) != 3)
109 0 : fail (0);
110 :
111 6 : for (i=0; invalid2[i]; i++)
112 : {
113 5 : len = hex2bin (invalid2[i], buffer, 1);
114 5 : if (!(len < 0))
115 0 : fail (i);
116 : }
117 1 : }
118 :
119 :
120 :
121 : static void
122 1 : test_hexcolon2bin (void)
123 : {
124 : static const char *valid[] = {
125 : "00112233445566778899aabbccddeeff11223344",
126 : "00112233445566778899AABBCCDDEEFF11223344",
127 : "00:11:22:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:33:44",
128 : "00112233445566778899AABBCCDDEEFF11223344 blah",
129 : "00112233445566778899AABBCCDDEEFF11223344\tblah",
130 : "00112233445566778899AABBCCDDEEFF11223344\nblah",
131 : NULL
132 : };
133 : static const char *invalid[] = {
134 : "00112233445566778899aabbccddeeff1122334",
135 : "00112233445566778899AABBCCDDEEFF1122334",
136 : "00112233445566778899AABBCCDDEEFG11223344",
137 : ":00:11:22:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:33:44",
138 : "00:11:22:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:33:44:",
139 : "00:11:22:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:3344",
140 : "00:1122:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:33:44",
141 : "0011:22:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:33:44",
142 : "00 11:22:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:33:44",
143 : "00:11 22:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:33:44",
144 : "00112233445566778899aabbccddeeff112233445",
145 : "00112233445566778899aabbccddeeff1122334455",
146 : "00112233445566778899aabbccddeeff11223344blah",
147 : NULL
148 : };
149 : static const char *valid2[] = {
150 : "00",
151 : "00 x",
152 : NULL
153 : };
154 : static const char *invalid2[] = {
155 : "",
156 : "0",
157 : "00:",
158 : ":00",
159 : "0:0",
160 : "00x",
161 : " 00",
162 : NULL
163 : };
164 : unsigned char buffer[20];
165 : int len;
166 : int i;
167 :
168 :
169 7 : for (i=0; valid[i]; i++)
170 : {
171 6 : len = hexcolon2bin (valid[i], buffer, sizeof buffer);
172 6 : if (len < 0)
173 0 : fail (i);
174 6 : if (memcmp (buffer, ("\x00\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa"
175 : "\xbb\xcc\xdd\xee\xff\x11\x22\x33\x44"), 20))
176 0 : fail (i);
177 : }
178 1 : if (hexcolon2bin (valid[0], buffer, sizeof buffer) != 40)
179 0 : fail (0);
180 1 : if (hexcolon2bin (valid[3], buffer, sizeof buffer) != 41)
181 0 : fail (0);
182 :
183 14 : for (i=0; invalid[i]; i++)
184 : {
185 13 : len = hexcolon2bin (invalid[i], buffer, sizeof buffer);
186 13 : if (!(len < 0))
187 0 : fail (i);
188 : }
189 :
190 3 : for (i=0; valid2[i]; i++)
191 : {
192 2 : len = hexcolon2bin (valid2[i], buffer, 1);
193 2 : if (len < 0)
194 0 : fail (i);
195 2 : if (memcmp (buffer, "\x00", 1))
196 0 : fail (i);
197 : }
198 1 : if (hexcolon2bin (valid2[0], buffer, 1) != 2)
199 0 : fail (0);
200 1 : if (hexcolon2bin (valid2[1], buffer, 1) != 3)
201 0 : fail (0);
202 :
203 8 : for (i=0; invalid2[i]; i++)
204 : {
205 7 : len = hexcolon2bin (invalid2[i], buffer, 1);
206 7 : if (!(len < 0))
207 0 : fail (i);
208 : }
209 :
210 :
211 1 : }
212 :
213 :
214 :
215 : static void
216 1 : test_bin2hex (void)
217 : {
218 1 : char stuff[20+1] = ("\x00\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa"
219 : "\xbb\xcc\xdd\xee\xff\x01\x10\x02\xa3");
220 1 : char hexstuff[] = "00112233445566778899AABBCCDDEEFF011002A3";
221 : char buffer[2*20+1];
222 : char *p;
223 :
224 1 : p = bin2hex (stuff, 20, buffer);
225 1 : if (!p)
226 0 : fail (0);
227 1 : if (p != buffer)
228 0 : fail (0);
229 1 : if (strcmp (buffer, hexstuff))
230 0 : fail (0);
231 :
232 1 : p = bin2hex (stuff, 20, NULL);
233 1 : if (!p)
234 0 : fail (0);
235 1 : if (strcmp (p, hexstuff))
236 0 : fail (0);
237 :
238 1 : p = bin2hex (stuff, (size_t)(-1), NULL);
239 1 : if (p)
240 0 : fail (0);
241 1 : if (errno != ENOMEM)
242 0 : fail (1);
243 1 : }
244 :
245 :
246 : static void
247 1 : test_bin2hexcolon (void)
248 : {
249 1 : char stuff[20+1] = ("\x00\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa"
250 : "\xbb\xcc\xdd\xee\xff\x01\x10\x02\xa3");
251 1 : char hexstuff[] = ("00:11:22:33:44:55:66:77:88:99:AA:BB:CC:DD:EE:FF"
252 : ":01:10:02:A3");
253 : char buffer[3*20+1];
254 : char *p;
255 :
256 1 : p = bin2hexcolon (stuff, 20, buffer);
257 1 : if (!p)
258 0 : fail (0);
259 1 : if (p != buffer)
260 0 : fail (0);
261 1 : if (strcmp (buffer, hexstuff))
262 0 : fail (0);
263 :
264 1 : p = bin2hexcolon (stuff, 20, NULL);
265 1 : if (!p)
266 0 : fail (0);
267 1 : if (strcmp (p, hexstuff))
268 0 : fail (0);
269 :
270 1 : p = bin2hexcolon (stuff, (size_t)(-1), NULL);
271 1 : if (p)
272 0 : fail (0);
273 1 : if (errno != ENOMEM)
274 0 : fail (1);
275 1 : }
276 :
277 :
278 :
279 : static void
280 1 : test_hex2str (void)
281 : {
282 : static struct {
283 : const char *hex;
284 : const char *str;
285 : int len; /* Length of STR. This may included embedded nuls. */
286 : int off;
287 : int no_alloc_test;
288 : } tests[] = {
289 : /* Simple tests. */
290 : { "112233445566778899aabbccddeeff1122",
291 : "\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x22",
292 : 17, 34 },
293 : { "112233445566778899aabbccddeeff1122 blah",
294 : "\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x22",
295 : 17, 34 },
296 : { "112233445566778899aabbccddeeff1122\tblah",
297 : "\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x22",
298 : 17, 34 },
299 : { "112233445566778899aabbccddeeff1122\nblah",
300 : "\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x22",
301 : 17, 34 },
302 : /* Valid tests yielding an empty string. */
303 : { "00",
304 : "",
305 : 1, 2 },
306 : { "00 x",
307 : "",
308 : 1, 2 },
309 : { "",
310 : "",
311 : 0, 0 },
312 : { " ",
313 : "",
314 : 0, 0 },
315 : /* Test trailing Nul feature. */
316 : { "112233445566778899aabbccddeeff1100",
317 : "\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x00",
318 : 17, 34 },
319 : { "112233445566778899aabbccddeeff1100 ",
320 : "\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x00",
321 : 17, 34 },
322 : /* Test buffer size. (buffer is of length 20) */
323 : { "6162636465666768696A6b6c6D6e6f70717273",
324 : "abcdefghijklmnopqrs",
325 : 19, 38 },
326 : { "6162636465666768696A6b6c6D6e6f7071727300",
327 : "abcdefghijklmnopqrs",
328 : 20, 40 },
329 : { "6162636465666768696A6b6c6D6e6f7071727374",
330 : NULL,
331 : 0, 0, 1 },
332 : { "6162636465666768696A6b6c6D6e6f707172737400",
333 : NULL,
334 : 0, 0, 1 },
335 : { "6162636465666768696A6b6c6D6e6f707172737475",
336 : NULL,
337 : 0, 0, 1 },
338 :
339 : /* Invalid tests. */
340 : { "112233445566778899aabbccddeeff1122334", NULL, 0, 0 },
341 : { "112233445566778899AABBCCDDEEFF1122334", NULL, 0, 0 },
342 : { "112233445566778899AABBCCDDEEFG11223344", NULL, 0, 0 },
343 : { "0:0112233445566778899aabbccddeeff11223344", NULL, 0, 0 },
344 : { "112233445566778899aabbccddeeff11223344:", NULL, 0, 0 },
345 : { "112233445566778899aabbccddeeff112233445", NULL, 0, 0 },
346 : { "112233445566778899aabbccddeeff1122334455", NULL, 0, 0, 1 },
347 : { "112233445566778899aabbccddeeff11223344blah", NULL, 0, 0 },
348 : { "0", NULL, 0, 0 },
349 : { "00:", NULL, 0, 0 },
350 : { "00x", NULL, 0, 0 },
351 :
352 : { NULL, NULL, 0, 0 }
353 : };
354 :
355 : int idx;
356 : char buffer[20];
357 : const char *tail;
358 : size_t count;
359 : char *result;
360 :
361 27 : for (idx=0; tests[idx].hex; idx++)
362 : {
363 26 : tail = hex2str (tests[idx].hex, buffer, sizeof buffer, &count);
364 26 : if (tests[idx].str)
365 : {
366 : /* Good case test. */
367 12 : if (!tail)
368 0 : fail (idx);
369 12 : else if (strcmp (tests[idx].str, buffer))
370 0 : fail (idx);
371 12 : else if (tail - tests[idx].hex != tests[idx].off)
372 0 : fail (idx);
373 12 : else if (tests[idx].len != count)
374 0 : fail (idx);
375 : }
376 : else
377 : {
378 : /* Bad case test. */
379 14 : if (tail)
380 0 : fail (idx);
381 : }
382 : }
383 :
384 : /* Same tests again using in-place conversion. */
385 27 : for (idx=0; tests[idx].hex; idx++)
386 : {
387 : char tmpbuf[100];
388 :
389 26 : assert (strlen (tests[idx].hex)+1 < sizeof tmpbuf);
390 26 : strcpy (tmpbuf, tests[idx].hex);
391 :
392 : /* Note: we still need to use 20 as buffer length because our
393 : tests assume that. */
394 26 : tail = hex2str (tmpbuf, tmpbuf, 20, &count);
395 26 : if (tests[idx].str)
396 : {
397 : /* Good case test. */
398 12 : if (!tail)
399 0 : fail (idx);
400 12 : else if (strcmp (tests[idx].str, tmpbuf))
401 0 : fail (idx);
402 12 : else if (tail - tmpbuf != tests[idx].off)
403 0 : fail (idx);
404 12 : else if (tests[idx].len != count)
405 0 : fail (idx);
406 : }
407 : else
408 : {
409 : /* Bad case test. */
410 14 : if (tail)
411 0 : fail (idx);
412 14 : if (strcmp (tmpbuf, tests[idx].hex))
413 0 : fail (idx); /* Buffer was modified. */
414 : }
415 : }
416 :
417 : /* Test the allocation variant. */
418 27 : for (idx=0; tests[idx].hex; idx++)
419 : {
420 26 : if (tests[idx].no_alloc_test)
421 4 : continue;
422 :
423 22 : result = hex2str_alloc (tests[idx].hex, &count);
424 22 : if (tests[idx].str)
425 : {
426 : /* Good case test. */
427 12 : if (!result)
428 0 : fail (idx);
429 12 : else if (strcmp (tests[idx].str, result))
430 0 : fail (idx);
431 12 : else if (count != tests[idx].off)
432 0 : fail (idx);
433 : }
434 : else
435 : {
436 : /* Bad case test. */
437 10 : if (result)
438 0 : fail (idx);
439 : }
440 22 : xfree (result);
441 : }
442 1 : }
443 :
444 :
445 :
446 :
447 :
448 : int
449 1 : main (int argc, char **argv)
450 : {
451 : (void)argc;
452 : (void)argv;
453 :
454 1 : test_hex2bin ();
455 1 : test_hexcolon2bin ();
456 1 : test_bin2hex ();
457 1 : test_bin2hexcolon ();
458 1 : test_hex2str ();
459 :
460 1 : return 0;
461 : }
|
