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db2df898 MP |
1 | /*** |
2 | This file is part of systemd. | |
3 | ||
4 | Copyright 2010 Lennart Poettering | |
5 | Copyright 2013 Thomas H.P. Andersen | |
6 | ||
7 | systemd is free software; you can redistribute it and/or modify it | |
8 | under the terms of the GNU Lesser General Public License as published by | |
9 | the Free Software Foundation; either version 2.1 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | systemd is distributed in the hope that it will be useful, but | |
13 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | Lesser General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU Lesser General Public License | |
18 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
19 | ***/ | |
20 | ||
21 | #include <locale.h> | |
22 | #include <math.h> | |
23 | ||
24 | #include "log.h" | |
25 | #include "parse-util.h" | |
26 | ||
27 | static void test_parse_boolean(void) { | |
28 | assert_se(parse_boolean("1") == 1); | |
29 | assert_se(parse_boolean("y") == 1); | |
30 | assert_se(parse_boolean("Y") == 1); | |
31 | assert_se(parse_boolean("yes") == 1); | |
32 | assert_se(parse_boolean("YES") == 1); | |
33 | assert_se(parse_boolean("true") == 1); | |
34 | assert_se(parse_boolean("TRUE") == 1); | |
35 | assert_se(parse_boolean("on") == 1); | |
36 | assert_se(parse_boolean("ON") == 1); | |
37 | ||
38 | assert_se(parse_boolean("0") == 0); | |
39 | assert_se(parse_boolean("n") == 0); | |
40 | assert_se(parse_boolean("N") == 0); | |
41 | assert_se(parse_boolean("no") == 0); | |
42 | assert_se(parse_boolean("NO") == 0); | |
43 | assert_se(parse_boolean("false") == 0); | |
44 | assert_se(parse_boolean("FALSE") == 0); | |
45 | assert_se(parse_boolean("off") == 0); | |
46 | assert_se(parse_boolean("OFF") == 0); | |
47 | ||
48 | assert_se(parse_boolean("garbage") < 0); | |
49 | assert_se(parse_boolean("") < 0); | |
50 | assert_se(parse_boolean("full") < 0); | |
51 | } | |
52 | ||
53 | static void test_parse_pid(void) { | |
54 | int r; | |
55 | pid_t pid; | |
56 | ||
57 | r = parse_pid("100", &pid); | |
58 | assert_se(r == 0); | |
59 | assert_se(pid == 100); | |
60 | ||
61 | r = parse_pid("0x7FFFFFFF", &pid); | |
62 | assert_se(r == 0); | |
63 | assert_se(pid == 2147483647); | |
64 | ||
65 | pid = 65; /* pid is left unchanged on ERANGE. Set to known arbitrary value. */ | |
66 | r = parse_pid("0", &pid); | |
67 | assert_se(r == -ERANGE); | |
68 | assert_se(pid == 65); | |
69 | ||
70 | pid = 65; /* pid is left unchanged on ERANGE. Set to known arbitrary value. */ | |
71 | r = parse_pid("-100", &pid); | |
72 | assert_se(r == -ERANGE); | |
73 | assert_se(pid == 65); | |
74 | ||
75 | pid = 65; /* pid is left unchanged on ERANGE. Set to known arbitrary value. */ | |
76 | r = parse_pid("0xFFFFFFFFFFFFFFFFF", &pid); | |
77 | assert_se(r == -ERANGE); | |
78 | assert_se(pid == 65); | |
79 | ||
80 | r = parse_pid("junk", &pid); | |
81 | assert_se(r == -EINVAL); | |
82 | } | |
83 | ||
84 | static void test_parse_mode(void) { | |
85 | mode_t m; | |
86 | ||
87 | assert_se(parse_mode("-1", &m) < 0); | |
88 | assert_se(parse_mode("", &m) < 0); | |
89 | assert_se(parse_mode("888", &m) < 0); | |
90 | assert_se(parse_mode("77777", &m) < 0); | |
91 | ||
92 | assert_se(parse_mode("544", &m) >= 0 && m == 0544); | |
93 | assert_se(parse_mode("777", &m) >= 0 && m == 0777); | |
94 | assert_se(parse_mode("7777", &m) >= 0 && m == 07777); | |
95 | assert_se(parse_mode("0", &m) >= 0 && m == 0); | |
96 | } | |
97 | ||
98 | static void test_parse_size(void) { | |
99 | uint64_t bytes; | |
100 | ||
101 | assert_se(parse_size("111", 1024, &bytes) == 0); | |
102 | assert_se(bytes == 111); | |
103 | ||
104 | assert_se(parse_size("111.4", 1024, &bytes) == 0); | |
105 | assert_se(bytes == 111); | |
106 | ||
107 | assert_se(parse_size(" 112 B", 1024, &bytes) == 0); | |
108 | assert_se(bytes == 112); | |
109 | ||
110 | assert_se(parse_size(" 112.6 B", 1024, &bytes) == 0); | |
111 | assert_se(bytes == 112); | |
112 | ||
113 | assert_se(parse_size("3.5 K", 1024, &bytes) == 0); | |
114 | assert_se(bytes == 3*1024 + 512); | |
115 | ||
116 | assert_se(parse_size("3. K", 1024, &bytes) == 0); | |
117 | assert_se(bytes == 3*1024); | |
118 | ||
119 | assert_se(parse_size("3.0 K", 1024, &bytes) == 0); | |
120 | assert_se(bytes == 3*1024); | |
121 | ||
122 | assert_se(parse_size("3. 0 K", 1024, &bytes) == -EINVAL); | |
123 | ||
124 | assert_se(parse_size(" 4 M 11.5K", 1024, &bytes) == 0); | |
125 | assert_se(bytes == 4*1024*1024 + 11 * 1024 + 512); | |
126 | ||
127 | assert_se(parse_size("3B3.5G", 1024, &bytes) == -EINVAL); | |
128 | ||
129 | assert_se(parse_size("3.5G3B", 1024, &bytes) == 0); | |
130 | assert_se(bytes == 3ULL*1024*1024*1024 + 512*1024*1024 + 3); | |
131 | ||
132 | assert_se(parse_size("3.5G 4B", 1024, &bytes) == 0); | |
133 | assert_se(bytes == 3ULL*1024*1024*1024 + 512*1024*1024 + 4); | |
134 | ||
135 | assert_se(parse_size("3B3G4T", 1024, &bytes) == -EINVAL); | |
136 | ||
137 | assert_se(parse_size("4T3G3B", 1024, &bytes) == 0); | |
138 | assert_se(bytes == (4ULL*1024 + 3)*1024*1024*1024 + 3); | |
139 | ||
140 | assert_se(parse_size(" 4 T 3 G 3 B", 1024, &bytes) == 0); | |
141 | assert_se(bytes == (4ULL*1024 + 3)*1024*1024*1024 + 3); | |
142 | ||
143 | assert_se(parse_size("12P", 1024, &bytes) == 0); | |
144 | assert_se(bytes == 12ULL * 1024*1024*1024*1024*1024); | |
145 | ||
146 | assert_se(parse_size("12P12P", 1024, &bytes) == -EINVAL); | |
147 | ||
148 | assert_se(parse_size("3E 2P", 1024, &bytes) == 0); | |
149 | assert_se(bytes == (3 * 1024 + 2ULL) * 1024*1024*1024*1024*1024); | |
150 | ||
151 | assert_se(parse_size("12X", 1024, &bytes) == -EINVAL); | |
152 | ||
153 | assert_se(parse_size("12.5X", 1024, &bytes) == -EINVAL); | |
154 | ||
155 | assert_se(parse_size("12.5e3", 1024, &bytes) == -EINVAL); | |
156 | ||
157 | assert_se(parse_size("1024E", 1024, &bytes) == -ERANGE); | |
158 | assert_se(parse_size("-1", 1024, &bytes) == -ERANGE); | |
159 | assert_se(parse_size("-1024E", 1024, &bytes) == -ERANGE); | |
160 | ||
161 | assert_se(parse_size("-1024P", 1024, &bytes) == -ERANGE); | |
162 | ||
163 | assert_se(parse_size("-10B 20K", 1024, &bytes) == -ERANGE); | |
164 | } | |
165 | ||
166 | static void test_parse_range(void) { | |
167 | unsigned lower, upper; | |
168 | ||
169 | /* Successful cases */ | |
170 | assert_se(parse_range("111", &lower, &upper) == 0); | |
171 | assert_se(lower == 111); | |
172 | assert_se(upper == 111); | |
173 | ||
174 | assert_se(parse_range("111-123", &lower, &upper) == 0); | |
175 | assert_se(lower == 111); | |
176 | assert_se(upper == 123); | |
177 | ||
178 | assert_se(parse_range("123-111", &lower, &upper) == 0); | |
179 | assert_se(lower == 123); | |
180 | assert_se(upper == 111); | |
181 | ||
182 | assert_se(parse_range("123-123", &lower, &upper) == 0); | |
183 | assert_se(lower == 123); | |
184 | assert_se(upper == 123); | |
185 | ||
186 | assert_se(parse_range("0", &lower, &upper) == 0); | |
187 | assert_se(lower == 0); | |
188 | assert_se(upper == 0); | |
189 | ||
190 | assert_se(parse_range("0-15", &lower, &upper) == 0); | |
191 | assert_se(lower == 0); | |
192 | assert_se(upper == 15); | |
193 | ||
194 | assert_se(parse_range("15-0", &lower, &upper) == 0); | |
195 | assert_se(lower == 15); | |
196 | assert_se(upper == 0); | |
197 | ||
198 | assert_se(parse_range("128-65535", &lower, &upper) == 0); | |
199 | assert_se(lower == 128); | |
200 | assert_se(upper == 65535); | |
201 | ||
202 | assert_se(parse_range("1024-4294967295", &lower, &upper) == 0); | |
203 | assert_se(lower == 1024); | |
204 | assert_se(upper == 4294967295); | |
205 | ||
206 | /* Leading whitespace is acceptable */ | |
207 | assert_se(parse_range(" 111", &lower, &upper) == 0); | |
208 | assert_se(lower == 111); | |
209 | assert_se(upper == 111); | |
210 | ||
211 | assert_se(parse_range(" 111-123", &lower, &upper) == 0); | |
212 | assert_se(lower == 111); | |
213 | assert_se(upper == 123); | |
214 | ||
215 | assert_se(parse_range("111- 123", &lower, &upper) == 0); | |
216 | assert_se(lower == 111); | |
217 | assert_se(upper == 123); | |
218 | ||
219 | assert_se(parse_range("\t111-\t123", &lower, &upper) == 0); | |
220 | assert_se(lower == 111); | |
221 | assert_se(upper == 123); | |
222 | ||
223 | assert_se(parse_range(" \t 111- \t 123", &lower, &upper) == 0); | |
224 | assert_se(lower == 111); | |
225 | assert_se(upper == 123); | |
226 | ||
227 | /* Error cases, make sure they fail as expected */ | |
228 | lower = upper = 9999; | |
229 | assert_se(parse_range("111garbage", &lower, &upper) == -EINVAL); | |
230 | assert_se(lower == 9999); | |
231 | assert_se(upper == 9999); | |
232 | ||
233 | assert_se(parse_range("garbage111", &lower, &upper) == -EINVAL); | |
234 | assert_se(lower == 9999); | |
235 | assert_se(upper == 9999); | |
236 | ||
237 | assert_se(parse_range("garbage", &lower, &upper) == -EINVAL); | |
238 | assert_se(lower == 9999); | |
239 | assert_se(upper == 9999); | |
240 | ||
241 | assert_se(parse_range("111-123garbage", &lower, &upper) == -EINVAL); | |
242 | assert_se(lower == 9999); | |
243 | assert_se(upper == 9999); | |
244 | ||
245 | assert_se(parse_range("111garbage-123", &lower, &upper) == -EINVAL); | |
246 | assert_se(lower == 9999); | |
247 | assert_se(upper == 9999); | |
248 | ||
249 | /* Empty string */ | |
250 | lower = upper = 9999; | |
251 | assert_se(parse_range("", &lower, &upper) == -EINVAL); | |
252 | assert_se(lower == 9999); | |
253 | assert_se(upper == 9999); | |
254 | ||
255 | /* 111--123 will pass -123 to safe_atou which returns -ERANGE for negative */ | |
256 | assert_se(parse_range("111--123", &lower, &upper) == -ERANGE); | |
257 | assert_se(lower == 9999); | |
258 | assert_se(upper == 9999); | |
259 | ||
260 | assert_se(parse_range("-111-123", &lower, &upper) == -EINVAL); | |
261 | assert_se(lower == 9999); | |
262 | assert_se(upper == 9999); | |
263 | ||
264 | assert_se(parse_range("111-123-", &lower, &upper) == -EINVAL); | |
265 | assert_se(lower == 9999); | |
266 | assert_se(upper == 9999); | |
267 | ||
268 | assert_se(parse_range("111.4-123", &lower, &upper) == -EINVAL); | |
269 | assert_se(lower == 9999); | |
270 | assert_se(upper == 9999); | |
271 | ||
272 | assert_se(parse_range("111-123.4", &lower, &upper) == -EINVAL); | |
273 | assert_se(lower == 9999); | |
274 | assert_se(upper == 9999); | |
275 | ||
276 | assert_se(parse_range("111,4-123", &lower, &upper) == -EINVAL); | |
277 | assert_se(lower == 9999); | |
278 | assert_se(upper == 9999); | |
279 | ||
280 | assert_se(parse_range("111-123,4", &lower, &upper) == -EINVAL); | |
281 | assert_se(lower == 9999); | |
282 | assert_se(upper == 9999); | |
283 | ||
284 | /* Error on trailing dash */ | |
285 | assert_se(parse_range("111-", &lower, &upper) == -EINVAL); | |
286 | assert_se(lower == 9999); | |
287 | assert_se(upper == 9999); | |
288 | ||
289 | assert_se(parse_range("111-123-", &lower, &upper) == -EINVAL); | |
290 | assert_se(lower == 9999); | |
291 | assert_se(upper == 9999); | |
292 | ||
293 | assert_se(parse_range("111--", &lower, &upper) == -EINVAL); | |
294 | assert_se(lower == 9999); | |
295 | assert_se(upper == 9999); | |
296 | ||
297 | assert_se(parse_range("111- ", &lower, &upper) == -EINVAL); | |
298 | assert_se(lower == 9999); | |
299 | assert_se(upper == 9999); | |
300 | ||
301 | /* Whitespace is not a separator */ | |
302 | assert_se(parse_range("111 123", &lower, &upper) == -EINVAL); | |
303 | assert_se(lower == 9999); | |
304 | assert_se(upper == 9999); | |
305 | ||
306 | assert_se(parse_range("111\t123", &lower, &upper) == -EINVAL); | |
307 | assert_se(lower == 9999); | |
308 | assert_se(upper == 9999); | |
309 | ||
310 | assert_se(parse_range("111 \t 123", &lower, &upper) == -EINVAL); | |
311 | assert_se(lower == 9999); | |
312 | assert_se(upper == 9999); | |
313 | ||
314 | /* Trailing whitespace is invalid (from safe_atou) */ | |
315 | assert_se(parse_range("111 ", &lower, &upper) == -EINVAL); | |
316 | assert_se(lower == 9999); | |
317 | assert_se(upper == 9999); | |
318 | ||
319 | assert_se(parse_range("111-123 ", &lower, &upper) == -EINVAL); | |
320 | assert_se(lower == 9999); | |
321 | assert_se(upper == 9999); | |
322 | ||
323 | assert_se(parse_range("111 -123", &lower, &upper) == -EINVAL); | |
324 | assert_se(lower == 9999); | |
325 | assert_se(upper == 9999); | |
326 | ||
327 | assert_se(parse_range("111 -123 ", &lower, &upper) == -EINVAL); | |
328 | assert_se(lower == 9999); | |
329 | assert_se(upper == 9999); | |
330 | ||
331 | assert_se(parse_range("111\t-123\t", &lower, &upper) == -EINVAL); | |
332 | assert_se(lower == 9999); | |
333 | assert_se(upper == 9999); | |
334 | ||
335 | assert_se(parse_range("111 \t -123 \t ", &lower, &upper) == -EINVAL); | |
336 | assert_se(lower == 9999); | |
337 | assert_se(upper == 9999); | |
338 | ||
339 | /* Out of the "unsigned" range, this is 1<<64 */ | |
340 | assert_se(parse_range("0-18446744073709551616", &lower, &upper) == -ERANGE); | |
341 | assert_se(lower == 9999); | |
342 | assert_se(upper == 9999); | |
343 | } | |
344 | ||
345 | static void test_safe_atolli(void) { | |
346 | int r; | |
347 | long long l; | |
348 | ||
349 | r = safe_atolli("12345", &l); | |
350 | assert_se(r == 0); | |
351 | assert_se(l == 12345); | |
352 | ||
353 | r = safe_atolli(" 12345", &l); | |
354 | assert_se(r == 0); | |
355 | assert_se(l == 12345); | |
356 | ||
357 | r = safe_atolli("-12345", &l); | |
358 | assert_se(r == 0); | |
359 | assert_se(l == -12345); | |
360 | ||
361 | r = safe_atolli(" -12345", &l); | |
362 | assert_se(r == 0); | |
363 | assert_se(l == -12345); | |
364 | ||
365 | r = safe_atolli("12345678901234567890", &l); | |
366 | assert_se(r == -ERANGE); | |
367 | ||
368 | r = safe_atolli("-12345678901234567890", &l); | |
369 | assert_se(r == -ERANGE); | |
370 | ||
371 | r = safe_atolli("junk", &l); | |
372 | assert_se(r == -EINVAL); | |
373 | } | |
374 | ||
375 | static void test_safe_atou16(void) { | |
376 | int r; | |
377 | uint16_t l; | |
378 | ||
379 | r = safe_atou16("12345", &l); | |
380 | assert_se(r == 0); | |
381 | assert_se(l == 12345); | |
382 | ||
383 | r = safe_atou16(" 12345", &l); | |
384 | assert_se(r == 0); | |
385 | assert_se(l == 12345); | |
386 | ||
387 | r = safe_atou16("123456", &l); | |
388 | assert_se(r == -ERANGE); | |
389 | ||
390 | r = safe_atou16("-1", &l); | |
391 | assert_se(r == -ERANGE); | |
392 | ||
393 | r = safe_atou16(" -1", &l); | |
394 | assert_se(r == -ERANGE); | |
395 | ||
396 | r = safe_atou16("junk", &l); | |
397 | assert_se(r == -EINVAL); | |
398 | } | |
399 | ||
400 | static void test_safe_atoi16(void) { | |
401 | int r; | |
402 | int16_t l; | |
403 | ||
404 | r = safe_atoi16("-12345", &l); | |
405 | assert_se(r == 0); | |
406 | assert_se(l == -12345); | |
407 | ||
408 | r = safe_atoi16(" -12345", &l); | |
409 | assert_se(r == 0); | |
410 | assert_se(l == -12345); | |
411 | ||
412 | r = safe_atoi16("32767", &l); | |
413 | assert_se(r == 0); | |
414 | assert_se(l == 32767); | |
415 | ||
416 | r = safe_atoi16(" 32767", &l); | |
417 | assert_se(r == 0); | |
418 | assert_se(l == 32767); | |
419 | ||
420 | r = safe_atoi16("36536", &l); | |
421 | assert_se(r == -ERANGE); | |
422 | ||
423 | r = safe_atoi16("-32769", &l); | |
424 | assert_se(r == -ERANGE); | |
425 | ||
426 | r = safe_atoi16("junk", &l); | |
427 | assert_se(r == -EINVAL); | |
428 | } | |
429 | ||
430 | static void test_safe_atod(void) { | |
431 | int r; | |
432 | double d; | |
433 | char *e; | |
434 | ||
435 | r = safe_atod("junk", &d); | |
436 | assert_se(r == -EINVAL); | |
437 | ||
438 | r = safe_atod("0.2244", &d); | |
439 | assert_se(r == 0); | |
440 | assert_se(fabs(d - 0.2244) < 0.000001); | |
441 | ||
442 | r = safe_atod("0,5", &d); | |
443 | assert_se(r == -EINVAL); | |
444 | ||
445 | errno = 0; | |
446 | strtod("0,5", &e); | |
447 | assert_se(*e == ','); | |
448 | ||
449 | /* Check if this really is locale independent */ | |
450 | if (setlocale(LC_NUMERIC, "de_DE.utf8")) { | |
451 | ||
452 | r = safe_atod("0.2244", &d); | |
453 | assert_se(r == 0); | |
454 | assert_se(fabs(d - 0.2244) < 0.000001); | |
455 | ||
456 | r = safe_atod("0,5", &d); | |
457 | assert_se(r == -EINVAL); | |
458 | ||
459 | errno = 0; | |
460 | assert_se(fabs(strtod("0,5", &e) - 0.5) < 0.00001); | |
461 | } | |
462 | ||
463 | /* And check again, reset */ | |
464 | assert_se(setlocale(LC_NUMERIC, "C")); | |
465 | ||
466 | r = safe_atod("0.2244", &d); | |
467 | assert_se(r == 0); | |
468 | assert_se(fabs(d - 0.2244) < 0.000001); | |
469 | ||
470 | r = safe_atod("0,5", &d); | |
471 | assert_se(r == -EINVAL); | |
472 | ||
473 | errno = 0; | |
474 | strtod("0,5", &e); | |
475 | assert_se(*e == ','); | |
476 | } | |
477 | ||
5a920b42 MP |
478 | static void test_parse_percent(void) { |
479 | assert_se(parse_percent("") == -EINVAL); | |
480 | assert_se(parse_percent("foo") == -EINVAL); | |
481 | assert_se(parse_percent("0") == -EINVAL); | |
482 | assert_se(parse_percent("50") == -EINVAL); | |
483 | assert_se(parse_percent("100") == -EINVAL); | |
484 | assert_se(parse_percent("-1") == -EINVAL); | |
485 | assert_se(parse_percent("0%") == 0); | |
486 | assert_se(parse_percent("55%") == 55); | |
487 | assert_se(parse_percent("100%") == 100); | |
488 | assert_se(parse_percent("-7%") == -ERANGE); | |
489 | assert_se(parse_percent("107%") == -ERANGE); | |
490 | assert_se(parse_percent("%") == -EINVAL); | |
491 | assert_se(parse_percent("%%") == -EINVAL); | |
492 | assert_se(parse_percent("%1") == -EINVAL); | |
493 | assert_se(parse_percent("1%%") == -EINVAL); | |
494 | } | |
495 | ||
db2df898 MP |
496 | int main(int argc, char *argv[]) { |
497 | log_parse_environment(); | |
498 | log_open(); | |
499 | ||
500 | test_parse_boolean(); | |
501 | test_parse_pid(); | |
502 | test_parse_mode(); | |
503 | test_parse_size(); | |
504 | test_parse_range(); | |
505 | test_safe_atolli(); | |
506 | test_safe_atou16(); | |
507 | test_safe_atoi16(); | |
508 | test_safe_atod(); | |
5a920b42 | 509 | test_parse_percent(); |
db2df898 MP |
510 | |
511 | return 0; | |
512 | } |