D-Bus: dbus-marshal-validate-util.c Source File

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dbus-marshal-validate-util.c
1 /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
2 /* dbus-marshal-validate-util.c Would be in dbus-marshal-validate.c, but only used by tests/bus
3 *
4 * Copyright (C) 2005 Red Hat, Inc.
5 *
6 * Licensed under the Academic Free License version 2.1
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 *
22 */
23
24 #include <config.h>
25 #ifdef DBUS_ENABLE_EMBEDDED_TESTS
26
27 #ifndef DOXYGEN_SHOULD_SKIP_THIS
28
29 #include "dbus-internals.h"
30 #include "dbus-marshal-validate.h"
31 #include "dbus-marshal-recursive.h"
32
33 #include "dbus-test.h"
34 #include <stdio.h>
35
36 typedef struct
37 {
38 const char *data;
39 DBusValidity expected;
40 } ValidityTest;
41
42 static void
43 run_validity_tests (const ValidityTest *tests,
44 int n_tests,
45 DBusValidity (* func) (const DBusString*,int,int))
46 {
47 int i;
48
49 for (i = 0; i < n_tests; i++)
50 {
51 DBusString str;
52 DBusValidity v;
53
54 _dbus_string_init_const (&str, tests[i].data);
55
56 v = (*func) (&str, 0, _dbus_string_get_length (&str));
57
58 if (v != tests[i].expected)
59 {
60 _dbus_warn ("Improper validation result %d for '%s'\n",
61 v, tests[i].data);
62 _dbus_assert_not_reached ("test failed");
63 }
64 }
65 }
66
67 static const ValidityTest signature_tests[] = {
68 { "", DBUS_VALID },
69 { "i", DBUS_VALID },
70 { "ai", DBUS_VALID },
71 { "(i)", DBUS_VALID },
72 { "w", DBUS_INVALID_UNKNOWN_TYPECODE },
73 { "a", DBUS_INVALID_MISSING_ARRAY_ELEMENT_TYPE },
74 { "aaaaaa", DBUS_INVALID_MISSING_ARRAY_ELEMENT_TYPE },
75 { "ii(ii)a", DBUS_INVALID_MISSING_ARRAY_ELEMENT_TYPE },
76 { "ia", DBUS_INVALID_MISSING_ARRAY_ELEMENT_TYPE },
77 /* DBUS_INVALID_SIGNATURE_TOO_LONG, */ /* too hard to test this way */
78 { "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
79 DBUS_INVALID_EXCEEDED_MAXIMUM_ARRAY_RECURSION },
80 { "((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((ii))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))",
81 DBUS_INVALID_EXCEEDED_MAXIMUM_STRUCT_RECURSION },
82 { ")", DBUS_INVALID_STRUCT_ENDED_BUT_NOT_STARTED },
83 { "i)", DBUS_INVALID_STRUCT_ENDED_BUT_NOT_STARTED },
84 { "a)", DBUS_INVALID_MISSING_ARRAY_ELEMENT_TYPE },
85 { "(", DBUS_INVALID_STRUCT_STARTED_BUT_NOT_ENDED },
86 { "(i", DBUS_INVALID_STRUCT_STARTED_BUT_NOT_ENDED },
87 { "(iiiii", DBUS_INVALID_STRUCT_STARTED_BUT_NOT_ENDED },
88 { "(ai", DBUS_INVALID_STRUCT_STARTED_BUT_NOT_ENDED },
89 { "()", DBUS_INVALID_STRUCT_HAS_NO_FIELDS },
90 { "(())", DBUS_INVALID_STRUCT_HAS_NO_FIELDS },
91 { "a()", DBUS_INVALID_STRUCT_HAS_NO_FIELDS },
92 { "i()", DBUS_INVALID_STRUCT_HAS_NO_FIELDS },
93 { "()i", DBUS_INVALID_STRUCT_HAS_NO_FIELDS },
94 { "(a)", DBUS_INVALID_MISSING_ARRAY_ELEMENT_TYPE },
95 { "a{ia}", DBUS_INVALID_MISSING_ARRAY_ELEMENT_TYPE },
96 { "a{}", DBUS_INVALID_DICT_ENTRY_HAS_NO_FIELDS },
97 { "a{aii}", DBUS_INVALID_DICT_KEY_MUST_BE_BASIC_TYPE },
98 /* { "a{i}", DBUS_INVALID_DICT_ENTRY_HAS_ONLY_ONE_FIELD }, */
99 /* { "{is}", DBUS_INVALID_DICT_ENTRY_NOT_INSIDE_ARRAY }, */
100 /* { "a{isi}", DBUS_INVALID_DICT_ENTRY_HAS_TOO_MANY_FIELDS }, */
101 };
102
103 dbus_bool_t
104 _dbus_marshal_validate_test (void)
105 {
106 DBusString str;
107 int i;
108
109 const char *valid_paths[] = {
110 "/",
111 "/foo/bar",
112 "/foo",
113 "/foo/bar/baz"
114 };
115 const char *invalid_paths[] = {
116 "bar",
117 "bar/baz",
118 "/foo/bar/",
119 "/foo/",
120 "foo/",
121 "boo//blah",
122 "//",
123 "///",
124 "foo///blah/",
125 "Hello World",
126 "",
127 " ",
128 "foo bar"
129 };
130
131 const char *valid_interfaces[] = {
132 "org.freedesktop.Foo",
133 "Bar.Baz",
134 "Blah.Blah.Blah.Blah.Blah",
135 "a.b",
136 "a.b.c.d.e.f.g",
137 "a0.b1.c2.d3.e4.f5.g6",
138 "abc123.foo27"
139 };
140 const char *invalid_interfaces[] = {
141 ".",
142 "",
143 "..",
144 ".Foo.Bar",
145 "..Foo.Bar",
146 "Foo.Bar.",
147 "Foo.Bar..",
148 "Foo",
149 "9foo.bar.baz",
150 "foo.bar..baz",
151 "foo.bar...baz",
152 "foo.bar.b..blah",
153 ":",
154 ":0-1",
155 "10",
156 ":11.34324",
157 "0.0.0",
158 "0..0",
159 "foo.Bar.%",
160 "foo.Bar!!",
161 "!Foo.bar.bz",
162 "foo.$.blah",
163 "",
164 " ",
165 "foo bar"
166 };
167
168 const char *valid_unique_names[] = {
169 ":0",
170 ":a",
171 ":",
172 ":.a",
173 ":.1",
174 ":0.1",
175 ":000.2222",
176 ":.blah",
177 ":abce.freedesktop.blah"
178 };
179 const char *invalid_unique_names[] = {
180 //":-",
181 ":!",
182 //":0-10",
183 ":blah.",
184 ":blah.",
185 ":blah..org",
186 ":blah.org..",
187 ":..blah.org",
188 "",
189 " ",
190 "foo bar"
191 };
192
193 const char *valid_members[] = {
194 "Hello",
195 "Bar",
196 "foobar",
197 "_foobar",
198 "foo89"
199 };
200
201 const char *invalid_members[] = {
202 "9Hello",
203 "10",
204 "1",
205 "foo-bar",
206 "blah.org",
207 ".blah",
208 "blah.",
209 "Hello.",
210 "!foo",
211 "",
212 " ",
213 "foo bar"
214 };
215
216 const char *valid_signatures[] = {
217 "",
218 "sss",
219 "i",
220 "b"
221 };
222
223 const char *invalid_signatures[] = {
224 " ",
225 "not a valid signature",
226 "123",
227 ".",
228 "(",
229 "a{(ii)i}" /* https://bugs.freedesktop.org/show_bug.cgi?id=17803 */
230 };
231
232 /* Signature with reason */
233
234 run_validity_tests (signature_tests, _DBUS_N_ELEMENTS (signature_tests),
235 _dbus_validate_signature_with_reason);
236
237 /* Path validation */
238 i = 0;
239 while (i < (int) _DBUS_N_ELEMENTS (valid_paths))
240 {
241 _dbus_string_init_const (&str, valid_paths[i]);
242
243 if (!_dbus_validate_path (&str, 0,
244 _dbus_string_get_length (&str)))
245 {
246 _dbus_warn ("Path \"%s\" should have been valid\n", valid_paths[i]);
247 _dbus_assert_not_reached ("invalid path");
248 }
249
250 ++i;
251 }
252
253 i = 0;
254 while (i < (int) _DBUS_N_ELEMENTS (invalid_paths))
255 {
256 _dbus_string_init_const (&str, invalid_paths[i]);
257
258 if (_dbus_validate_path (&str, 0,
259 _dbus_string_get_length (&str)))
260 {
261 _dbus_warn ("Path \"%s\" should have been invalid\n", invalid_paths[i]);
262 _dbus_assert_not_reached ("valid path");
263 }
264
265 ++i;
266 }
267
268 /* Interface validation */
269 i = 0;
270 while (i < (int) _DBUS_N_ELEMENTS (valid_interfaces))
271 {
272 _dbus_string_init_const (&str, valid_interfaces[i]);
273
274 if (!_dbus_validate_interface (&str, 0,
275 _dbus_string_get_length (&str)))
276 {
277 _dbus_warn ("Interface \"%s\" should have been valid\n", valid_interfaces[i]);
278 _dbus_assert_not_reached ("invalid interface");
279 }
280
281 ++i;
282 }
283
284 i = 0;
285 while (i < (int) _DBUS_N_ELEMENTS (invalid_interfaces))
286 {
287 _dbus_string_init_const (&str, invalid_interfaces[i]);
288
289 if (_dbus_validate_interface (&str, 0,
290 _dbus_string_get_length (&str)))
291 {
292 _dbus_warn ("Interface \"%s\" should have been invalid\n", invalid_interfaces[i]);
293 _dbus_assert_not_reached ("valid interface");
294 }
295
296 ++i;
297 }
298
299 /* Bus name validation (check that valid interfaces are valid bus names,
300 * and invalid interfaces are invalid services except if they start with ':')
301 */
302 i = 0;
303 while (i < (int) _DBUS_N_ELEMENTS (valid_interfaces))
304 {
305 _dbus_string_init_const (&str, valid_interfaces[i]);
306
307 if (!_dbus_validate_bus_name (&str, 0,
308 _dbus_string_get_length (&str)))
309 {
310 _dbus_warn ("Bus name \"%s\" should have been valid\n", valid_interfaces[i]);
311 _dbus_assert_not_reached ("invalid bus name");
312 }
313
314 ++i;
315 }
316
317 i = 0;
318 while (i < (int) _DBUS_N_ELEMENTS (invalid_interfaces))
319 {
320 if (invalid_interfaces[i][0] != ':')
321 {
322 _dbus_string_init_const (&str, invalid_interfaces[i]);
323
324 if (_dbus_validate_bus_name (&str, 0,
325 _dbus_string_get_length (&str)))
326 {
327 _dbus_warn ("Bus name \"%s\" should have been invalid\n", invalid_interfaces[i]);
328 _dbus_assert_not_reached ("valid bus name");
329 }
330 }
331
332 ++i;
333 }
334
335 /* unique name validation */
336 i = 0;
337 while (i < (int) _DBUS_N_ELEMENTS (valid_unique_names))
338 {
339 _dbus_string_init_const (&str, valid_unique_names[i]);
340
341 if (!_dbus_validate_bus_name (&str, 0,
342 _dbus_string_get_length (&str)))
343 {
344 _dbus_warn ("Bus name \"%s\" should have been valid\n", valid_unique_names[i]);
345 _dbus_assert_not_reached ("invalid unique name");
346 }
347
348 ++i;
349 }
350
351 i = 0;
352 while (i < (int) _DBUS_N_ELEMENTS (invalid_unique_names))
353 {
354 _dbus_string_init_const (&str, invalid_unique_names[i]);
355
356 if (_dbus_validate_bus_name (&str, 0,
357 _dbus_string_get_length (&str)))
358 {
359 _dbus_warn ("Bus name \"%s\" should have been invalid\n", invalid_unique_names[i]);
360 _dbus_assert_not_reached ("valid unique name");
361 }
362
363 ++i;
364 }
365
366
367 /* Error name validation (currently identical to interfaces)
368 */
369 i = 0;
370 while (i < (int) _DBUS_N_ELEMENTS (valid_interfaces))
371 {
372 _dbus_string_init_const (&str, valid_interfaces[i]);
373
374 if (!_dbus_validate_error_name (&str, 0,
375 _dbus_string_get_length (&str)))
376 {
377 _dbus_warn ("Error name \"%s\" should have been valid\n", valid_interfaces[i]);
378 _dbus_assert_not_reached ("invalid error name");
379 }
380
381 ++i;
382 }
383
384 i = 0;
385 while (i < (int) _DBUS_N_ELEMENTS (invalid_interfaces))
386 {
387 if (invalid_interfaces[i][0] != ':')
388 {
389 _dbus_string_init_const (&str, invalid_interfaces[i]);
390
391 if (_dbus_validate_error_name (&str, 0,
392 _dbus_string_get_length (&str)))
393 {
394 _dbus_warn ("Error name \"%s\" should have been invalid\n", invalid_interfaces[i]);
395 _dbus_assert_not_reached ("valid error name");
396 }
397 }
398
399 ++i;
400 }
401
402 /* Member validation */
403 i = 0;
404 while (i < (int) _DBUS_N_ELEMENTS (valid_members))
405 {
406 _dbus_string_init_const (&str, valid_members[i]);
407
408 if (!_dbus_validate_member (&str, 0,
409 _dbus_string_get_length (&str)))
410 {
411 _dbus_warn ("Member \"%s\" should have been valid\n", valid_members[i]);
412 _dbus_assert_not_reached ("invalid member");
413 }
414
415 ++i;
416 }
417
418 i = 0;
419 while (i < (int) _DBUS_N_ELEMENTS (invalid_members))
420 {
421 _dbus_string_init_const (&str, invalid_members[i]);
422
423 if (_dbus_validate_member (&str, 0,
424 _dbus_string_get_length (&str)))
425 {
426 _dbus_warn ("Member \"%s\" should have been invalid\n", invalid_members[i]);
427 _dbus_assert_not_reached ("valid member");
428 }
429
430 ++i;
431 }
432
433 /* Signature validation */
434 i = 0;
435 while (i < (int) _DBUS_N_ELEMENTS (valid_signatures))
436 {
437 _dbus_string_init_const (&str, valid_signatures[i]);
438
439 if (!_dbus_validate_signature (&str, 0,
440 _dbus_string_get_length (&str)))
441 {
442 _dbus_warn ("Signature \"%s\" should have been valid\n", valid_signatures[i]);
443 _dbus_assert_not_reached ("invalid signature");
444 }
445
446 ++i;
447 }
448
449 i = 0;
450 while (i < (int) _DBUS_N_ELEMENTS (invalid_signatures))
451 {
452 _dbus_string_init_const (&str, invalid_signatures[i]);
453
454 if (_dbus_validate_signature (&str, 0,
455 _dbus_string_get_length (&str)))
456 {
457 _dbus_warn ("Signature \"%s\" should have been invalid\n", invalid_signatures[i]);
458 _dbus_assert_not_reached ("valid signature");
459 }
460
461 ++i;
462 }
463
464 /* Validate claimed length longer than real length */
465 _dbus_string_init_const (&str, "abc.efg");
466 if (_dbus_validate_bus_name (&str, 0, 8))
467 _dbus_assert_not_reached ("validated too-long string");
468 if (_dbus_validate_interface (&str, 0, 8))
469 _dbus_assert_not_reached ("validated too-long string");
470 if (_dbus_validate_error_name (&str, 0, 8))
471 _dbus_assert_not_reached ("validated too-long string");
472
473 _dbus_string_init_const (&str, "abc");
474 if (_dbus_validate_member (&str, 0, 4))
475 _dbus_assert_not_reached ("validated too-long string");
476
477 _dbus_string_init_const (&str, "sss");
478 if (_dbus_validate_signature (&str, 0, 4))
479 _dbus_assert_not_reached ("validated too-long signature");
480
481 /* Validate string exceeding max name length */
482 if (!_dbus_string_init (&str))
483 _dbus_assert_not_reached ("no memory");
484
485 while (_dbus_string_get_length (&str) <= DBUS_MAXIMUM_NAME_LENGTH)
486 if (!_dbus_string_append (&str, "abc.def"))
487 _dbus_assert_not_reached ("no memory");
488
489 if (_dbus_validate_bus_name (&str, 0, _dbus_string_get_length (&str)))
490 _dbus_assert_not_reached ("validated overmax string");
491 if (_dbus_validate_interface (&str, 0, _dbus_string_get_length (&str)))
492 _dbus_assert_not_reached ("validated overmax string");
493 if (_dbus_validate_error_name (&str, 0, _dbus_string_get_length (&str)))
494 _dbus_assert_not_reached ("validated overmax string");
495
496 /* overlong member */
497 _dbus_string_set_length (&str, 0);
498 while (_dbus_string_get_length (&str) <= DBUS_MAXIMUM_NAME_LENGTH)
499 if (!_dbus_string_append (&str, "abc"))
500 _dbus_assert_not_reached ("no memory");
501
502 if (_dbus_validate_member (&str, 0, _dbus_string_get_length (&str)))
503 _dbus_assert_not_reached ("validated overmax string");
504
505 /* overlong unique name */
506 _dbus_string_set_length (&str, 0);
507 _dbus_string_append (&str, ":");
508 while (_dbus_string_get_length (&str) <= DBUS_MAXIMUM_NAME_LENGTH)
509 if (!_dbus_string_append (&str, "abc"))
510 _dbus_assert_not_reached ("no memory");
511
512 if (_dbus_validate_bus_name (&str, 0, _dbus_string_get_length (&str)))
513 _dbus_assert_not_reached ("validated overmax string");
514
515 _dbus_string_free (&str);
516
517 /* Body validation; test basic validation of valid bodies for both endian */
518
519 {
520 int sequence;
521 DBusString signature;
522 DBusString body;
523
524 if (!_dbus_string_init (&signature) || !_dbus_string_init (&body))
525 _dbus_assert_not_reached ("oom");
526
527 sequence = 0;
528 while (dbus_internal_do_not_use_generate_bodies (sequence,
529 DBUS_LITTLE_ENDIAN,
530 &signature, &body))
531 {
532 DBusValidity validity;
533
534 validity = _dbus_validate_body_with_reason (&signature, 0,
535 DBUS_LITTLE_ENDIAN,
536 NULL, &body, 0,
537 _dbus_string_get_length (&body));
538 if (validity != DBUS_VALID)
539 {
540 _dbus_warn ("invalid code %d expected valid on sequence %d little endian\n",
541 validity, sequence);
542 _dbus_verbose_bytes_of_string (&signature, 0, _dbus_string_get_length (&signature));
543 _dbus_verbose_bytes_of_string (&body, 0, _dbus_string_get_length (&body));
544 _dbus_assert_not_reached ("test failed");
545 }
546
547 _dbus_string_set_length (&signature, 0);
548 _dbus_string_set_length (&body, 0);
549 ++sequence;
550 }
551
552 sequence = 0;
553 while (dbus_internal_do_not_use_generate_bodies (sequence,
554 DBUS_BIG_ENDIAN,
555 &signature, &body))
556 {
557 DBusValidity validity;
558
559 validity = _dbus_validate_body_with_reason (&signature, 0,
560 DBUS_BIG_ENDIAN,
561 NULL, &body, 0,
562 _dbus_string_get_length (&body));
563 if (validity != DBUS_VALID)
564 {
565 _dbus_warn ("invalid code %d expected valid on sequence %d big endian\n",
566 validity, sequence);
567 _dbus_verbose_bytes_of_string (&signature, 0, _dbus_string_get_length (&signature));
568 _dbus_verbose_bytes_of_string (&body, 0, _dbus_string_get_length (&body));
569 _dbus_assert_not_reached ("test failed");
570 }
571
572 _dbus_string_set_length (&signature, 0);
573 _dbus_string_set_length (&body, 0);
574 ++sequence;
575 }
576
577 _dbus_string_free (&signature);
578 _dbus_string_free (&body);
579 }
580
581 return TRUE;
582 }
583
584 #endif /* !DOXYGEN_SHOULD_SKIP_THIS */
585
586 #endif /* DBUS_ENABLE_EMBEDDED_TESTS */
_dbus_string_append
dbus_bool_t _dbus_string_append(DBusString *str, const char *buffer)
Appends a nul-terminated C-style string to a DBusString.
Definition: dbus-string.c:935
_dbus_validate_body_with_reason
DBusValidity _dbus_validate_body_with_reason(const DBusString *expected_signature, int expected_signature_start, int byte_order, int *bytes_remaining, const DBusString *value_str, int value_pos, int len)
Verifies that the range of value_str from value_pos to value_end is a legitimate value of type expect...
Definition: dbus-marshal-validate.c:703
NULL
#define NULL
A null pointer, defined appropriately for C or C++.
DBUS_MAXIMUM_NAME_LENGTH
#define DBUS_MAXIMUM_NAME_LENGTH
Max length in bytes of a bus name, interface, or member (not object path, paths are unlimited)...
Definition: dbus-protocol.h:178
_dbus_validate_interface
dbus_bool_t _dbus_validate_interface(const DBusString *str, int start, int len)
Checks that the given range of the string is a valid interface name in the D-Bus protocol.
Definition: dbus-marshal-validate.c:921
_dbus_string_init
dbus_bool_t _dbus_string_init(DBusString *str)
Initializes a string.
Definition: dbus-string.c:175
DBusValidity
DBusValidity
This is primarily used in unit testing, so we can verify that each invalid message is invalid for the...
Definition: dbus-marshal-validate.h:49
_dbus_validate_member
dbus_bool_t _dbus_validate_member(const DBusString *str, int start, int len)
Checks that the given range of the string is a valid member name in the D-Bus protocol.
Definition: dbus-marshal-validate.c:997
_dbus_validate_path
dbus_bool_t _dbus_validate_path(const DBusString *str, int start, int len)
Checks that the given range of the string is a valid object path name in the D-Bus protocol...
Definition: dbus-marshal-validate.c:785
_dbus_validate_error_name
dbus_bool_t _dbus_validate_error_name(const DBusString *str, int start, int len)
Checks that the given range of the string is a valid error name in the D-Bus protocol.
Definition: dbus-marshal-validate.c:1058
DBusString
Definition: dbus-string.h:42
_dbus_validate_signature
dbus_bool_t _dbus_validate_signature(const DBusString *str, int start, int len)
Checks that the given range of the string is a valid message type signature in the D-Bus protocol...
Definition: dbus-marshal-validate.c:1228
dbus_bool_t
dbus_uint32_t dbus_bool_t
A boolean, valid values are TRUE and FALSE.
Definition: dbus-types.h:35
_dbus_string_init_const
void _dbus_string_init_const(DBusString *str, const char *value)
Initializes a constant string.
Definition: dbus-string.c:190
_dbus_warn
void _dbus_warn(const char *format,...)
Prints a warning message to stderr.
Definition: dbus-internals.c:230
DBUS_BIG_ENDIAN
#define DBUS_BIG_ENDIAN
Code marking MSB-first byte order in the wire protocol.
Definition: dbus-protocol.h:54
_dbus_validate_bus_name
dbus_bool_t _dbus_validate_bus_name(const DBusString *str, int start, int len)
Checks that the given range of the string is a valid bus name in the D-Bus protocol.
Definition: dbus-marshal-validate.c:1187
_DBUS_N_ELEMENTS
#define _DBUS_N_ELEMENTS(array)
Computes the number of elements in a fixed-size array using sizeof().
Definition: dbus-internals.h:189
DBUS_VALID
the data is valid
Definition: dbus-marshal-validate.h:56
_dbus_string_free
void _dbus_string_free(DBusString *str)
Frees a string created by _dbus_string_init().
Definition: dbus-string.c:259
TRUE
#define TRUE
Expands to "1".
_dbus_assert_not_reached
#define _dbus_assert_not_reached(explanation)
Aborts with an error message if called.
Definition: dbus-internals.h:159
_dbus_validate_signature_with_reason
DBusValidity _dbus_validate_signature_with_reason(const DBusString *type_str, int type_pos, int len)
Verifies that the range of type_str from type_pos to type_end is a valid signature.
Definition: dbus-marshal-validate.c:51
_dbus_string_set_length
dbus_bool_t _dbus_string_set_length(DBusString *str, int length)
Sets the length of a string.
Definition: dbus-string.c:802
_dbus_verbose_bytes_of_string
DBUS_PRIVATE_EXPORT void _dbus_verbose_bytes_of_string(const DBusString *str, int start, int len)
Dump the given part of the string to verbose log.
Definition: dbus-marshal-basic.c:1360
DBUS_LITTLE_ENDIAN
#define DBUS_LITTLE_ENDIAN
Code marking LSB-first byte order in the wire protocol.
Definition: dbus-protocol.h:53