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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
13471436 RC |
2 | /*** |
3 | This file is part of systemd. | |
4 | ||
5 | Copyright 2010 Lennart Poettering | |
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 "alloc-util.h" | |
22 | #include "hexdecoct.h" | |
23 | #include "macro.h" | |
24 | #include "string-util.h" | |
25 | ||
26 | static void test_hexchar(void) { | |
27 | assert_se(hexchar(0xa) == 'a'); | |
28 | assert_se(hexchar(0x0) == '0'); | |
29 | } | |
30 | ||
31 | static void test_unhexchar(void) { | |
32 | assert_se(unhexchar('a') == 0xA); | |
33 | assert_se(unhexchar('A') == 0xA); | |
34 | assert_se(unhexchar('0') == 0x0); | |
35 | } | |
36 | ||
37 | static void test_base32hexchar(void) { | |
38 | assert_se(base32hexchar(0) == '0'); | |
39 | assert_se(base32hexchar(9) == '9'); | |
40 | assert_se(base32hexchar(10) == 'A'); | |
41 | assert_se(base32hexchar(31) == 'V'); | |
42 | } | |
43 | ||
44 | static void test_unbase32hexchar(void) { | |
45 | assert_se(unbase32hexchar('0') == 0); | |
46 | assert_se(unbase32hexchar('9') == 9); | |
47 | assert_se(unbase32hexchar('A') == 10); | |
48 | assert_se(unbase32hexchar('V') == 31); | |
49 | assert_se(unbase32hexchar('=') == -EINVAL); | |
50 | } | |
51 | ||
52 | static void test_base64char(void) { | |
53 | assert_se(base64char(0) == 'A'); | |
54 | assert_se(base64char(26) == 'a'); | |
55 | assert_se(base64char(63) == '/'); | |
56 | } | |
57 | ||
58 | static void test_unbase64char(void) { | |
59 | assert_se(unbase64char('A') == 0); | |
60 | assert_se(unbase64char('Z') == 25); | |
61 | assert_se(unbase64char('a') == 26); | |
62 | assert_se(unbase64char('z') == 51); | |
63 | assert_se(unbase64char('0') == 52); | |
64 | assert_se(unbase64char('9') == 61); | |
65 | assert_se(unbase64char('+') == 62); | |
66 | assert_se(unbase64char('/') == 63); | |
67 | assert_se(unbase64char('=') == -EINVAL); | |
68 | } | |
69 | ||
70 | static void test_octchar(void) { | |
71 | assert_se(octchar(00) == '0'); | |
72 | assert_se(octchar(07) == '7'); | |
73 | } | |
74 | ||
75 | static void test_unoctchar(void) { | |
76 | assert_se(unoctchar('0') == 00); | |
77 | assert_se(unoctchar('7') == 07); | |
78 | } | |
79 | ||
80 | static void test_decchar(void) { | |
81 | assert_se(decchar(0) == '0'); | |
82 | assert_se(decchar(9) == '9'); | |
83 | } | |
84 | ||
85 | static void test_undecchar(void) { | |
86 | assert_se(undecchar('0') == 0); | |
87 | assert_se(undecchar('9') == 9); | |
88 | } | |
89 | ||
90 | static void test_unhexmem(void) { | |
a93c4776 | 91 | const char *hex = "efa2149213"; |
13471436 RC |
92 | const char *hex_invalid = "efa214921o"; |
93 | _cleanup_free_ char *hex2 = NULL; | |
94 | _cleanup_free_ void *mem = NULL; | |
95 | size_t len; | |
96 | ||
13471436 | 97 | assert_se(unhexmem(hex_invalid, strlen(hex_invalid), &mem, &len) == -EINVAL); |
a93c4776 LP |
98 | assert_se(unhexmem(hex, strlen(hex) + 1, &mem, &len) == -EINVAL); |
99 | assert_se(unhexmem(hex, strlen(hex) - 1, &mem, &len) == -EINVAL); | |
100 | assert_se(unhexmem(hex, strlen(hex), &mem, &len) == 0); | |
13471436 RC |
101 | |
102 | assert_se((hex2 = hexmem(mem, len))); | |
a93c4776 | 103 | assert_se(streq(hex, hex2)); |
13471436 RC |
104 | } |
105 | ||
106 | /* https://tools.ietf.org/html/rfc4648#section-10 */ | |
107 | static void test_base32hexmem(void) { | |
108 | char *b32; | |
109 | ||
110 | b32 = base32hexmem("", strlen(""), true); | |
111 | assert_se(b32); | |
112 | assert_se(streq(b32, "")); | |
113 | free(b32); | |
114 | ||
115 | b32 = base32hexmem("f", strlen("f"), true); | |
116 | assert_se(b32); | |
117 | assert_se(streq(b32, "CO======")); | |
118 | free(b32); | |
119 | ||
120 | b32 = base32hexmem("fo", strlen("fo"), true); | |
121 | assert_se(b32); | |
122 | assert_se(streq(b32, "CPNG====")); | |
123 | free(b32); | |
124 | ||
125 | b32 = base32hexmem("foo", strlen("foo"), true); | |
126 | assert_se(b32); | |
127 | assert_se(streq(b32, "CPNMU===")); | |
128 | free(b32); | |
129 | ||
130 | b32 = base32hexmem("foob", strlen("foob"), true); | |
131 | assert_se(b32); | |
132 | assert_se(streq(b32, "CPNMUOG=")); | |
133 | free(b32); | |
134 | ||
135 | b32 = base32hexmem("fooba", strlen("fooba"), true); | |
136 | assert_se(b32); | |
137 | assert_se(streq(b32, "CPNMUOJ1")); | |
138 | free(b32); | |
139 | ||
140 | b32 = base32hexmem("foobar", strlen("foobar"), true); | |
141 | assert_se(b32); | |
142 | assert_se(streq(b32, "CPNMUOJ1E8======")); | |
143 | free(b32); | |
144 | ||
145 | b32 = base32hexmem("", strlen(""), false); | |
146 | assert_se(b32); | |
147 | assert_se(streq(b32, "")); | |
148 | free(b32); | |
149 | ||
150 | b32 = base32hexmem("f", strlen("f"), false); | |
151 | assert_se(b32); | |
152 | assert_se(streq(b32, "CO")); | |
153 | free(b32); | |
154 | ||
155 | b32 = base32hexmem("fo", strlen("fo"), false); | |
156 | assert_se(b32); | |
157 | assert_se(streq(b32, "CPNG")); | |
158 | free(b32); | |
159 | ||
160 | b32 = base32hexmem("foo", strlen("foo"), false); | |
161 | assert_se(b32); | |
162 | assert_se(streq(b32, "CPNMU")); | |
163 | free(b32); | |
164 | ||
165 | b32 = base32hexmem("foob", strlen("foob"), false); | |
166 | assert_se(b32); | |
167 | assert_se(streq(b32, "CPNMUOG")); | |
168 | free(b32); | |
169 | ||
170 | b32 = base32hexmem("fooba", strlen("fooba"), false); | |
171 | assert_se(b32); | |
172 | assert_se(streq(b32, "CPNMUOJ1")); | |
173 | free(b32); | |
174 | ||
175 | b32 = base32hexmem("foobar", strlen("foobar"), false); | |
176 | assert_se(b32); | |
177 | assert_se(streq(b32, "CPNMUOJ1E8")); | |
178 | free(b32); | |
179 | } | |
180 | ||
181 | static void test_unbase32hexmem(void) { | |
182 | void *mem; | |
183 | size_t len; | |
184 | ||
185 | assert_se(unbase32hexmem("", strlen(""), true, &mem, &len) == 0); | |
186 | assert_se(streq(strndupa(mem, len), "")); | |
187 | free(mem); | |
188 | ||
189 | assert_se(unbase32hexmem("CO======", strlen("CO======"), true, &mem, &len) == 0); | |
190 | assert_se(streq(strndupa(mem, len), "f")); | |
191 | free(mem); | |
192 | ||
193 | assert_se(unbase32hexmem("CPNG====", strlen("CPNG===="), true, &mem, &len) == 0); | |
194 | assert_se(streq(strndupa(mem, len), "fo")); | |
195 | free(mem); | |
196 | ||
197 | assert_se(unbase32hexmem("CPNMU===", strlen("CPNMU==="), true, &mem, &len) == 0); | |
198 | assert_se(streq(strndupa(mem, len), "foo")); | |
199 | free(mem); | |
200 | ||
201 | assert_se(unbase32hexmem("CPNMUOG=", strlen("CPNMUOG="), true, &mem, &len) == 0); | |
202 | assert_se(streq(strndupa(mem, len), "foob")); | |
203 | free(mem); | |
204 | ||
205 | assert_se(unbase32hexmem("CPNMUOJ1", strlen("CPNMUOJ1"), true, &mem, &len) == 0); | |
206 | assert_se(streq(strndupa(mem, len), "fooba")); | |
207 | free(mem); | |
208 | ||
209 | assert_se(unbase32hexmem("CPNMUOJ1E8======", strlen("CPNMUOJ1E8======"), true, &mem, &len) == 0); | |
210 | assert_se(streq(strndupa(mem, len), "foobar")); | |
211 | free(mem); | |
212 | ||
213 | assert_se(unbase32hexmem("A", strlen("A"), true, &mem, &len) == -EINVAL); | |
214 | assert_se(unbase32hexmem("A=======", strlen("A======="), true, &mem, &len) == -EINVAL); | |
215 | assert_se(unbase32hexmem("AAA=====", strlen("AAA====="), true, &mem, &len) == -EINVAL); | |
216 | assert_se(unbase32hexmem("AAAAAA==", strlen("AAAAAA=="), true, &mem, &len) == -EINVAL); | |
217 | assert_se(unbase32hexmem("AB======", strlen("AB======"), true, &mem, &len) == -EINVAL); | |
218 | assert_se(unbase32hexmem("AAAB====", strlen("AAAB===="), true, &mem, &len) == -EINVAL); | |
219 | assert_se(unbase32hexmem("AAAAB===", strlen("AAAAB==="), true, &mem, &len) == -EINVAL); | |
220 | assert_se(unbase32hexmem("AAAAAAB=", strlen("AAAAAAB="), true, &mem, &len) == -EINVAL); | |
221 | ||
222 | assert_se(unbase32hexmem("XPNMUOJ1", strlen("CPNMUOJ1"), true, &mem, &len) == -EINVAL); | |
223 | assert_se(unbase32hexmem("CXNMUOJ1", strlen("CPNMUOJ1"), true, &mem, &len) == -EINVAL); | |
224 | assert_se(unbase32hexmem("CPXMUOJ1", strlen("CPNMUOJ1"), true, &mem, &len) == -EINVAL); | |
225 | assert_se(unbase32hexmem("CPNXUOJ1", strlen("CPNMUOJ1"), true, &mem, &len) == -EINVAL); | |
226 | assert_se(unbase32hexmem("CPNMXOJ1", strlen("CPNMUOJ1"), true, &mem, &len) == -EINVAL); | |
227 | assert_se(unbase32hexmem("CPNMUXJ1", strlen("CPNMUOJ1"), true, &mem, &len) == -EINVAL); | |
228 | assert_se(unbase32hexmem("CPNMUOX1", strlen("CPNMUOJ1"), true, &mem, &len) == -EINVAL); | |
229 | assert_se(unbase32hexmem("CPNMUOJX", strlen("CPNMUOJ1"), true, &mem, &len) == -EINVAL); | |
230 | ||
231 | assert_se(unbase32hexmem("", strlen(""), false, &mem, &len) == 0); | |
232 | assert_se(streq(strndupa(mem, len), "")); | |
233 | free(mem); | |
234 | ||
235 | assert_se(unbase32hexmem("CO", strlen("CO"), false, &mem, &len) == 0); | |
236 | assert_se(streq(strndupa(mem, len), "f")); | |
237 | free(mem); | |
238 | ||
239 | assert_se(unbase32hexmem("CPNG", strlen("CPNG"), false, &mem, &len) == 0); | |
240 | assert_se(streq(strndupa(mem, len), "fo")); | |
241 | free(mem); | |
242 | ||
243 | assert_se(unbase32hexmem("CPNMU", strlen("CPNMU"), false, &mem, &len) == 0); | |
244 | assert_se(streq(strndupa(mem, len), "foo")); | |
245 | free(mem); | |
246 | ||
247 | assert_se(unbase32hexmem("CPNMUOG", strlen("CPNMUOG"), false, &mem, &len) == 0); | |
248 | assert_se(streq(strndupa(mem, len), "foob")); | |
249 | free(mem); | |
250 | ||
251 | assert_se(unbase32hexmem("CPNMUOJ1", strlen("CPNMUOJ1"), false, &mem, &len) == 0); | |
252 | assert_se(streq(strndupa(mem, len), "fooba")); | |
253 | free(mem); | |
254 | ||
255 | assert_se(unbase32hexmem("CPNMUOJ1E8", strlen("CPNMUOJ1E8"), false, &mem, &len) == 0); | |
256 | assert_se(streq(strndupa(mem, len), "foobar")); | |
257 | free(mem); | |
258 | ||
259 | assert_se(unbase32hexmem("CPNMUOG=", strlen("CPNMUOG="), false, &mem, &len) == -EINVAL); | |
260 | assert_se(unbase32hexmem("CPNMUOJ1E8======", strlen("CPNMUOJ1E8======"), false, &mem, &len) == -EINVAL); | |
261 | assert_se(unbase32hexmem("A", strlen("A"), false, &mem, &len) == -EINVAL); | |
262 | assert_se(unbase32hexmem("A", strlen("A"), false, &mem, &len) == -EINVAL); | |
263 | assert_se(unbase32hexmem("AAA", strlen("AAA"), false, &mem, &len) == -EINVAL); | |
264 | assert_se(unbase32hexmem("AAAAAA", strlen("AAAAAA"), false, &mem, &len) == -EINVAL); | |
265 | assert_se(unbase32hexmem("AB", strlen("AB"), false, &mem, &len) == -EINVAL); | |
266 | assert_se(unbase32hexmem("AAAB", strlen("AAAB"), false, &mem, &len) == -EINVAL); | |
267 | assert_se(unbase32hexmem("AAAAB", strlen("AAAAB"), false, &mem, &len) == -EINVAL); | |
268 | assert_se(unbase32hexmem("AAAAAAB", strlen("AAAAAAB"), false, &mem, &len) == -EINVAL); | |
269 | } | |
270 | ||
271 | /* https://tools.ietf.org/html/rfc4648#section-10 */ | |
272 | static void test_base64mem(void) { | |
273 | char *b64; | |
274 | ||
275 | assert_se(base64mem("", strlen(""), &b64) == 0); | |
276 | assert_se(streq(b64, "")); | |
277 | free(b64); | |
278 | ||
279 | assert_se(base64mem("f", strlen("f"), &b64) == 4); | |
280 | assert_se(streq(b64, "Zg==")); | |
281 | free(b64); | |
282 | ||
283 | assert_se(base64mem("fo", strlen("fo"), &b64) == 4); | |
284 | assert_se(streq(b64, "Zm8=")); | |
285 | free(b64); | |
286 | ||
287 | assert_se(base64mem("foo", strlen("foo"), &b64) == 4); | |
288 | assert_se(streq(b64, "Zm9v")); | |
289 | free(b64); | |
290 | ||
291 | assert_se(base64mem("foob", strlen("foob"), &b64) == 8); | |
292 | assert_se(streq(b64, "Zm9vYg==")); | |
293 | free(b64); | |
294 | ||
295 | assert_se(base64mem("fooba", strlen("fooba"), &b64) == 8); | |
296 | assert_se(streq(b64, "Zm9vYmE=")); | |
297 | free(b64); | |
298 | ||
299 | assert_se(base64mem("foobar", strlen("foobar"), &b64) == 8); | |
300 | assert_se(streq(b64, "Zm9vYmFy")); | |
301 | free(b64); | |
302 | } | |
303 | ||
304 | static void test_unbase64mem(void) { | |
305 | void *mem; | |
306 | size_t len; | |
307 | ||
308 | assert_se(unbase64mem("", strlen(""), &mem, &len) == 0); | |
309 | assert_se(streq(strndupa(mem, len), "")); | |
310 | free(mem); | |
311 | ||
312 | assert_se(unbase64mem("Zg==", strlen("Zg=="), &mem, &len) == 0); | |
313 | assert_se(streq(strndupa(mem, len), "f")); | |
314 | free(mem); | |
315 | ||
316 | assert_se(unbase64mem("Zm8=", strlen("Zm8="), &mem, &len) == 0); | |
317 | assert_se(streq(strndupa(mem, len), "fo")); | |
318 | free(mem); | |
319 | ||
320 | assert_se(unbase64mem("Zm9v", strlen("Zm9v"), &mem, &len) == 0); | |
321 | assert_se(streq(strndupa(mem, len), "foo")); | |
322 | free(mem); | |
323 | ||
324 | assert_se(unbase64mem("Zm9vYg==", strlen("Zm9vYg=="), &mem, &len) == 0); | |
325 | assert_se(streq(strndupa(mem, len), "foob")); | |
326 | free(mem); | |
327 | ||
328 | assert_se(unbase64mem("Zm9vYmE=", strlen("Zm9vYmE="), &mem, &len) == 0); | |
329 | assert_se(streq(strndupa(mem, len), "fooba")); | |
330 | free(mem); | |
331 | ||
332 | assert_se(unbase64mem("Zm9vYmFy", strlen("Zm9vYmFy"), &mem, &len) == 0); | |
333 | assert_se(streq(strndupa(mem, len), "foobar")); | |
334 | free(mem); | |
335 | ||
336 | assert_se(unbase64mem("A", strlen("A"), &mem, &len) == -EINVAL); | |
337 | assert_se(unbase64mem("A====", strlen("A===="), &mem, &len) == -EINVAL); | |
338 | assert_se(unbase64mem("AAB==", strlen("AAB=="), &mem, &len) == -EINVAL); | |
339 | assert_se(unbase64mem("AAAB=", strlen("AAAB="), &mem, &len) == -EINVAL); | |
340 | } | |
341 | ||
342 | static void test_hexdump(void) { | |
343 | uint8_t data[146]; | |
344 | unsigned i; | |
345 | ||
346 | hexdump(stdout, NULL, 0); | |
347 | hexdump(stdout, "", 0); | |
348 | hexdump(stdout, "", 1); | |
349 | hexdump(stdout, "x", 1); | |
350 | hexdump(stdout, "x", 2); | |
351 | hexdump(stdout, "foobar", 7); | |
352 | hexdump(stdout, "f\nobar", 7); | |
353 | hexdump(stdout, "xxxxxxxxxxxxxxxxxxxxyz", 23); | |
354 | ||
355 | for (i = 0; i < ELEMENTSOF(data); i++) | |
356 | data[i] = i*2; | |
357 | ||
358 | hexdump(stdout, data, sizeof(data)); | |
359 | } | |
360 | ||
361 | int main(int argc, char *argv[]) { | |
362 | test_hexchar(); | |
363 | test_unhexchar(); | |
364 | test_base32hexchar(); | |
365 | test_unbase32hexchar(); | |
366 | test_base64char(); | |
367 | test_unbase64char(); | |
368 | test_octchar(); | |
369 | test_unoctchar(); | |
370 | test_decchar(); | |
371 | test_undecchar(); | |
372 | test_unhexmem(); | |
373 | test_base32hexmem(); | |
374 | test_unbase32hexmem(); | |
375 | test_base64mem(); | |
376 | test_unbase64mem(); | |
377 | test_hexdump(); | |
378 | ||
379 | return 0; | |
380 | } |