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1/* Test inet_pton functions.
2 Copyright (C) 2017-2019 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
18
19#include <arpa/inet.h>
20#include <resolv/resolv-internal.h>
21#include <stdbool.h>
22#include <stdio.h>
23#include <string.h>
24#include <support/check.h>
25#include <support/next_to_fault.h>
26#include <support/xunistd.h>
27#include <unistd.h>
28
29struct test_case
30{
31 /* The input data. */
32 const char *input;
33
34 /* True if AF_INET parses successfully. */
35 bool ipv4_ok;
36
37 /* True if AF_INET6 parses successfully. */
38 bool ipv6_ok;
39
40 /* Expected result for AF_INET. */
41 unsigned char ipv4_expected[4];
42
43 /* Expected result for AF_INET6. */
44 unsigned char ipv6_expected[16];
45};
46
47static void
48check_result (const char *what, const struct test_case *t, int family,
49 void *result_buffer, int inet_ret)
50{
51 TEST_VERIFY_EXIT (inet_ret >= -1);
52 TEST_VERIFY_EXIT (inet_ret <= 1);
53
54 int ok;
55 const unsigned char *expected;
56 size_t result_size;
57 switch (family)
58 {
59 case AF_INET:
60 ok = t->ipv4_ok;
61 expected = t->ipv4_expected;
62 result_size = 4;
63 break;
64 case AF_INET6:
65 ok = t->ipv6_ok;
66 expected = t->ipv6_expected;
67 result_size = 16;
68 break;
69 default:
70 FAIL_EXIT1 ("invalid address family %d", family);
71 }
72
73 if (inet_ret != ok)
74 {
75 support_record_failure ();
76 printf ("error: %s return value mismatch for [[%s]], family %d\n"
77 " expected: %d\n"
78 " actual: %d\n",
79 what, t->input, family, ok, inet_ret);
80 return;
81 }
82 if (memcmp (result_buffer, expected, result_size) != 0)
83 {
84 support_record_failure ();
85 printf ("error: %s result mismatch for [[%s]], family %d\n",
86 what, t->input, family);
87 }
88}
89
90static void
91run_one_test (const struct test_case *t)
92{
93 size_t test_len = strlen (t->input);
94
95 struct support_next_to_fault ntf_out4 = support_next_to_fault_allocate (4);
96 struct support_next_to_fault ntf_out6 = support_next_to_fault_allocate (16);
97
98 /* inet_pton requires NUL termination. */
99 {
100 struct support_next_to_fault ntf_in
101 = support_next_to_fault_allocate (test_len + 1);
102 memcpy (ntf_in.buffer, t->input, test_len + 1);
103 memset (ntf_out4.buffer, 0, 4);
104 check_result ("inet_pton", t, AF_INET, ntf_out4.buffer,
105 inet_pton (AF_INET, ntf_in.buffer, ntf_out4.buffer));
106 memset (ntf_out6.buffer, 0, 16);
107 check_result ("inet_pton", t, AF_INET6, ntf_out6.buffer,
108 inet_pton (AF_INET6, ntf_in.buffer, ntf_out6.buffer));
109 support_next_to_fault_free (&ntf_in);
110 }
111
112 /* __inet_pton_length does not require NUL termination. */
113 {
114 struct support_next_to_fault ntf_in
115 = support_next_to_fault_allocate (test_len);
116 memcpy (ntf_in.buffer, t->input, test_len);
117 memset (ntf_out4.buffer, 0, 4);
118 check_result ("__inet_pton_length", t, AF_INET, ntf_out4.buffer,
119 __inet_pton_length (AF_INET, ntf_in.buffer, ntf_in.length,
120 ntf_out4.buffer));
121 memset (ntf_out6.buffer, 0, 16);
122 check_result ("__inet_pton_length", t, AF_INET6, ntf_out6.buffer,
123 __inet_pton_length (AF_INET6, ntf_in.buffer, ntf_in.length,
124 ntf_out6.buffer));
125 support_next_to_fault_free (&ntf_in);
126 }
127
128 support_next_to_fault_free (&ntf_out4);
129 support_next_to_fault_free (&ntf_out6);
130}
131
132/* The test cases were manually crafted and the set enhanced with
133 American Fuzzy Lop. */
134const struct test_case test_cases[] =
135 {
136 {.input = ".:", },
137 {.input = "0.0.0.0",
138 .ipv4_ok = true,
139 .ipv4_expected = {0, 0, 0, 0},
140 },
141 {.input = "0.:", },
142 {.input = "00", },
143 {.input = "0000000", },
144 {.input = "00000000000000000", },
145 {.input = "092.", },
146 {.input = "10.0.301.2", },
147 {.input = "127.0.0.1",
148 .ipv4_ok = true,
149 .ipv4_expected = {127, 0, 0, 1},
150 },
151 {.input = "19..", },
152 {.input = "192.0.2.-1", },
153 {.input = "192.0.2.01", },
154 {.input = "192.0.2.1.", },
155 {.input = "192.0.2.1192.", },
156 {.input = "192.0.2.192.\377..", },
157 {.input = "192.0.2.256", },
158 {.input = "192.0.2.27",
159 .ipv4_ok = true,
160 .ipv4_expected = {192, 0, 2, 27},
161 },
162 {.input = "192.0.201.", },
163 {.input = "192.0.261.", },
164 {.input = "192.0.2\256", },
165 {.input = "192.0.\262.", },
166 {.input = "192.062.", },
167 {.input = "192.092.\256", },
168 {.input = "192.0\2562.", },
169 {.input = "192.192.0.2661\031", },
170 {.input = "192.192.00n2.1.", },
171 {.input = "192.192.2.190.", },
172 {.input = "192.255.255.2555", },
173 {.input = "192.92.219\023.", },
174 {.input = "192.\260.2.", },
175 {.input = "1:1::1:1",
176 .ipv6_ok = true,
177 .ipv6_expected = {
178 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0,
179 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1
180 },
181 },
182 {.input = "2", },
183 {.input = "2.", },
184 {.input = "2001:db8:00001::f", },
185 {.input = "2001:db8:10000::f", },
186 {.input = "2001:db8:1234:5678:abcd:ef01:2345:67",
187 .ipv6_ok = true,
188 .ipv6_expected = {
189 0x20, 0x1, 0xd, 0xb8, 0x12, 0x34, 0x56, 0x78,
190 0xab, 0xcd, 0xef, 0x1, 0x23, 0x45, 0x0, 0x67
191 },
192 },
193 {.input = "2001:db8:1234:5678:abcd:ef01:2345:6789:1", },
194 {.input = "2001:db8:1234:5678:abcd:ef01:2345::6789", },
195 {.input = "2001:db8::0",
196 .ipv6_ok = true,
197 .ipv6_expected = {
198 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
199 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0
200 },
201 },
202 {.input = "2001:db8::00",
203 .ipv6_ok = true,
204 .ipv6_expected = {
205 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
206 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0
207 },
208 },
209 {.input = "2001:db8::1",
210 .ipv6_ok = true,
211 .ipv6_expected = {
212 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
213 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1
214 },
215 },
216 {.input = "2001:db8::10",
217 .ipv6_ok = true,
218 .ipv6_expected = {
219 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
220 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10
221 },
222 },
223 {.input = "2001:db8::19",
224 .ipv6_ok = true,
225 .ipv6_expected = {
226 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
227 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x19
228 },
229 },
230 {.input = "2001:db8::1::\012", },
231 {.input = "2001:db8::1::2\012", },
232 {.input = "2001:db8::2",
233 .ipv6_ok = true,
234 .ipv6_expected = {
235 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
236 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2
237 },
238 },
239 {.input = "2001:db8::3",
240 .ipv6_ok = true,
241 .ipv6_expected = {
242 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
243 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3
244 },
245 },
246 {.input = "2001:db8::4",
247 .ipv6_ok = true,
248 .ipv6_expected = {
249 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
250 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4
251 },
252 },
253 {.input = "2001:db8::5",
254 .ipv6_ok = true,
255 .ipv6_expected = {
256 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
257 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5
258 },
259 },
260 {.input = "2001:db8::6",
261 .ipv6_ok = true,
262 .ipv6_expected = {
263 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
264 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6
265 },
266 },
267 {.input = "2001:db8::7",
268 .ipv6_ok = true,
269 .ipv6_expected = {
270 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
271 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7
272 },
273 },
274 {.input = "2001:db8::8",
275 .ipv6_ok = true,
276 .ipv6_expected = {
277 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
278 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8
279 },
280 },
281 {.input = "2001:db8::9",
282 .ipv6_ok = true,
283 .ipv6_expected = {
284 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
285 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9
286 },
287 },
288 {.input = "2001:db8::A",
289 .ipv6_ok = true,
290 .ipv6_expected = {
291 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
292 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa
293 },
294 },
295 {.input = "2001:db8::B",
296 .ipv6_ok = true,
297 .ipv6_expected = {
298 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
299 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xb
300 },
301 },
302 {.input = "2001:db8::C",
303 .ipv6_ok = true,
304 .ipv6_expected = {
305 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
306 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc
307 },
308 },
309 {.input = "2001:db8::D",
310 .ipv6_ok = true,
311 .ipv6_expected = {
312 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
313 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd
314 },
315 },
316 {.input = "2001:db8::E",
317 .ipv6_ok = true,
318 .ipv6_expected = {
319 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
320 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe
321 },
322 },
323 {.input = "2001:db8::F",
324 .ipv6_ok = true,
325 .ipv6_expected = {
326 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
327 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf
328 },
329 },
330 {.input = "2001:db8::a",
331 .ipv6_ok = true,
332 .ipv6_expected = {
333 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
334 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa
335 },
336 },
337 {.input = "2001:db8::b",
338 .ipv6_ok = true,
339 .ipv6_expected = {
340 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
341 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xb
342 },
343 },
344 {.input = "2001:db8::c",
345 .ipv6_ok = true,
346 .ipv6_expected = {
347 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
348 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc
349 },
350 },
351 {.input = "2001:db8::d",
352 .ipv6_ok = true,
353 .ipv6_expected = {
354 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
355 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd
356 },
357 },
358 {.input = "2001:db8::e",
359 .ipv6_ok = true,
360 .ipv6_expected = {
361 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
362 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe
363 },
364 },
365 {.input = "2001:db8::f",
366 .ipv6_ok = true,
367 .ipv6_expected = {
368 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
369 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf
370 },
371 },
372 {.input = "2001:db8::ff",
373 .ipv6_ok = true,
374 .ipv6_expected = {
375 0x20, 0x1, 0xd, 0xb8, 0x0, 0x0, 0x0, 0x0,
376 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff
377 },
378 },
379 {.input = "2001:db8::ffff:2\012", },
380 {.input = "22", },
381 {.input = "2222@", },
382 {.input = "255.255.255.255",
383 .ipv4_ok = true,
384 .ipv4_expected = {255, 255, 255, 255},
385 },
386 {.input = "255.255.255.255\001", },
387 {.input = "255.255.255.25555", },
388 {.input = "2:", },
389 {.input = "2:a:8:EEEE::EEEE:F:EEE8:EEEE\034*:", },
390 {.input = "2:ff:1:1:7:ff:1:1:7.", },
391 {.input = "2f:0000000000000000000000000000000000000000000000000000000000"
392 "0000000000000000000000000000000000000000000000000000000000000000000000"
393 "0G01",
394 },
395 {.input = "429495", },
396 {.input = "5::5::", },
397 {.input = "6.6.", },
398 {.input = "992.", },
399 {.input = "::",
400 .ipv6_ok = true,
401 .ipv6_expected = {
402 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
403 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0
404 },
405 },
406 {.input = "::00001", },
407 {.input = "::1",
408 .ipv6_ok = true,
409 .ipv6_expected = {
410 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
411 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1
412 },
413 },
414 {.input = "::10000", },
415 {.input = "::1:1",
416 .ipv6_ok = true,
417 .ipv6_expected = {
418 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
419 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1
420 },
421 },
422 {.input = "::ff:1:1:7.0.0.1",
423 .ipv6_ok = true,
424 .ipv6_expected = {
425 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff,
426 0x0, 0x1, 0x0, 0x1, 0x7, 0x0, 0x0, 0x1
427 },
428 },
429 {.input = "::ff:1:1:7:ff:1:1:7.", },
430 {.input = "::ff:1:1:7ff:1:8:7.0.0.1", },
431 {.input = "::ff:1:1:7ff:1:8f:1:1:71", },
432 {.input = "::ffff:02fff:127.0.S1", },
433 {.input = "::ffff:127.0.0.1",
434 .ipv6_ok = true,
435 .ipv6_expected = {
436 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
437 0x0, 0x0, 0xff, 0xff, 0x7f, 0x0, 0x0, 0x1
438 },
439 },
440 {.input = "::ffff:1:7.0.0.1",
441 .ipv6_ok = true,
442 .ipv6_expected = {
443 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
444 0xff, 0xff, 0x0, 0x1, 0x7, 0x0, 0x0, 0x1
445 },
446 },
447 {.input = ":\272", },
448 {.input = "A:f:ff:1:1:D:ff:1:1::7.", },
449 {.input = "AAAAA.", },
450 {.input = "D:::", },
451 {.input = "DF8F", },
452 {.input = "F::",
453 .ipv6_ok = true,
454 .ipv6_expected = {
455 0x0, 0xf, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
456 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0
457 },
458 },
459 {.input = "F:A:8:EEEE:8:EEEE\034*:", },
460 {.input = "F:a:8:EEEE:8:EEEE\034*:", },
461 {.input = "F:ff:100:7ff:1:8:7.0.10.1",
462 .ipv6_ok = true,
463 .ipv6_expected = {
464 0x0, 0xf, 0x0, 0xff, 0x1, 0x0, 0x7, 0xff,
465 0x0, 0x1, 0x0, 0x8, 0x7, 0x0, 0xa, 0x1
466 },
467 },
468 {.input = "d92.", },
469 {.input = "ff:00000000000000000000000000000000000000000000000000000000000"
470 "00000000000000000000000000000000000000000000000000000000000000000001",
471 },
472 {.input = "fff2:2::ff2:2:f7",
473 .ipv6_ok = true,
474 .ipv6_expected = {
475 0xff, 0xf2, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0,
476 0x0, 0x0, 0xf, 0xf2, 0x0, 0x2, 0x0, 0xf7
477 },
478 },
479 {.input = "ffff:ff:ff:fff:ff:ff:ff:", },
480 {.input = "\272:", },
481 {NULL}
482 };
483
484static int
485do_test (void)
486{
487 for (size_t i = 0; test_cases[i].input != NULL; ++i)
488 run_one_test (test_cases + i);
489 return 0;
490}
491
492#include <support/test-driver.c>
493

Warning: That file was not part of the compilation database. It may have many parsing errors.