1 /* -*- mode: C; c-file-style: "gnu" -*- */
2 /* dbus-object-tree.c DBusObjectTree (internals of DBusConnection)
4 * Copyright (C) 2003, 2005 Red Hat Inc.
6 * Licensed under the Academic Free License version 2.1
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.
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.
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 #include "dbus-object-tree.h"
24 #include "dbus-connection-internal.h"
25 #include "dbus-internals.h"
26 #include "dbus-hash.h"
27 #include "dbus-protocol.h"
28 #include "dbus-string.h"
33 * @defgroup DBusObjectTree A hierarchy of objects with container-contained relationship
34 * @ingroup DBusInternals
35 * @brief DBusObjectTree is used by DBusConnection to track the object tree
37 * Types and functions related to DBusObjectTree. These
38 * are all library-internal.
43 /** Subnode of the object hierarchy */
44 typedef struct DBusObjectSubtree DBusObjectSubtree;
46 static DBusObjectSubtree* _dbus_object_subtree_new (const char *name,
47 const DBusObjectPathVTable *vtable,
49 static DBusObjectSubtree* _dbus_object_subtree_ref (DBusObjectSubtree *subtree);
50 static void _dbus_object_subtree_unref (DBusObjectSubtree *subtree);
53 * Internals of DBusObjectTree
57 int refcount; /**< Reference count */
58 DBusConnection *connection; /**< Connection this tree belongs to */
60 DBusObjectSubtree *root; /**< Root of the tree ("/" node) */
64 * Struct representing a single registered subtree handler, or node
65 * that's a parent of a registered subtree handler. If
66 * message_function != NULL there's actually a handler at this node.
68 struct DBusObjectSubtree
70 DBusAtomic refcount; /**< Reference count */
71 DBusObjectSubtree *parent; /**< Parent node */
72 DBusObjectPathUnregisterFunction unregister_function; /**< Function to call on unregister */
73 DBusObjectPathMessageFunction message_function; /**< Function to handle messages */
74 void *user_data; /**< Data for functions */
75 DBusObjectSubtree **subtrees; /**< Child nodes */
76 int n_subtrees; /**< Number of child nodes */
77 int max_subtrees; /**< Number of allocated entries in subtrees */
78 unsigned int invoke_as_fallback : 1; /**< Whether to invoke message_function when child nodes don't handle the message */
79 char name[1]; /**< Allocated as large as necessary */
83 * Creates a new object tree, representing a mapping from paths
86 * @param connection the connection this tree belongs to
87 * @returns the new tree or #NULL if no memory
90 _dbus_object_tree_new (DBusConnection *connection)
94 /* the connection passed in here isn't fully constructed,
95 * so don't do anything more than store a pointer to
99 tree = dbus_new0 (DBusObjectTree, 1);
104 tree->connection = connection;
105 tree->root = _dbus_object_subtree_new ("/", NULL, NULL);
106 if (tree->root == NULL)
108 tree->root->invoke_as_fallback = TRUE;
122 * Increment the reference count
123 * @param tree the object tree
124 * @returns the object tree
127 _dbus_object_tree_ref (DBusObjectTree *tree)
129 _dbus_assert (tree->refcount > 0);
137 * Decrement the reference count
138 * @param tree the object tree
141 _dbus_object_tree_unref (DBusObjectTree *tree)
143 _dbus_assert (tree->refcount > 0);
147 if (tree->refcount == 0)
149 _dbus_object_tree_free_all_unlocked (tree);
155 /** Set to 1 to get a bunch of debug spew about finding the
158 #define VERBOSE_FIND 0
160 static DBusObjectSubtree*
161 find_subtree_recurse (DBusObjectSubtree *subtree,
163 dbus_bool_t create_if_not_found,
164 int *index_in_parent,
165 dbus_bool_t *exact_match)
168 dbus_bool_t return_deepest_match;
170 return_deepest_match = exact_match != NULL;
172 _dbus_assert (!(return_deepest_match && create_if_not_found));
177 _dbus_verbose (" path exhausted, returning %s\n",
180 if (exact_match != NULL)
186 _dbus_verbose (" searching children of %s for %s\n",
187 subtree->name, path[0]);
191 j = subtree->n_subtrees;
197 v = strcmp (path[0], subtree->subtrees[k]->name);
200 _dbus_verbose (" %s cmp %s = %d\n",
201 path[0], subtree->subtrees[k]->name,
210 _dbus_verbose (" storing parent index %d\n", k);
212 *index_in_parent = k;
215 if (return_deepest_match)
217 DBusObjectSubtree *next;
219 next = find_subtree_recurse (subtree->subtrees[k],
220 &path[1], create_if_not_found,
221 index_in_parent, exact_match);
223 subtree->invoke_as_fallback)
226 _dbus_verbose (" no deeper match found, returning %s\n",
229 if (exact_match != NULL)
230 *exact_match = FALSE;
237 return find_subtree_recurse (subtree->subtrees[k],
238 &path[1], create_if_not_found,
239 index_in_parent, exact_match);
252 _dbus_verbose (" no match found, current tree %s, create_if_not_found = %d\n",
253 subtree->name, create_if_not_found);
256 if (create_if_not_found)
258 DBusObjectSubtree* child;
259 int child_pos, new_n_subtrees;
262 _dbus_verbose (" creating subtree %s\n",
266 child = _dbus_object_subtree_new (path[0],
271 new_n_subtrees = subtree->n_subtrees + 1;
272 if (new_n_subtrees > subtree->max_subtrees)
274 int new_max_subtrees;
275 DBusObjectSubtree **new_subtrees;
277 new_max_subtrees = subtree->max_subtrees == 0 ? 1 : 2 * subtree->max_subtrees;
278 new_subtrees = dbus_realloc (subtree->subtrees,
279 new_max_subtrees * sizeof (DBusObjectSubtree*));
280 if (new_subtrees == NULL)
282 _dbus_object_subtree_unref (child);
285 subtree->subtrees = new_subtrees;
286 subtree->max_subtrees = new_max_subtrees;
289 /* The binary search failed, so i == j points to the
290 place the child should be inserted. */
292 _dbus_assert (child_pos < new_n_subtrees &&
293 new_n_subtrees <= subtree->max_subtrees);
294 if (child_pos + 1 < new_n_subtrees)
296 memmove (&subtree->subtrees[child_pos+1],
297 &subtree->subtrees[child_pos],
298 (new_n_subtrees - child_pos - 1) *
299 sizeof subtree->subtrees[0]);
301 subtree->subtrees[child_pos] = child;
304 *index_in_parent = child_pos;
305 subtree->n_subtrees = new_n_subtrees;
306 child->parent = subtree;
308 return find_subtree_recurse (child,
309 &path[1], create_if_not_found,
310 index_in_parent, exact_match);
314 if (exact_match != NULL)
315 *exact_match = FALSE;
316 return (return_deepest_match && subtree->invoke_as_fallback) ? subtree : NULL;
320 static DBusObjectSubtree*
321 find_subtree (DBusObjectTree *tree,
323 int *index_in_parent)
325 DBusObjectSubtree *subtree;
328 _dbus_verbose ("Looking for exact registered subtree\n");
331 subtree = find_subtree_recurse (tree->root, path, FALSE, index_in_parent, NULL);
333 if (subtree && subtree->message_function == NULL)
339 static DBusObjectSubtree*
340 lookup_subtree (DBusObjectTree *tree,
344 _dbus_verbose ("Looking for subtree\n");
346 return find_subtree_recurse (tree->root, path, FALSE, NULL, NULL);
349 static DBusObjectSubtree*
350 find_handler (DBusObjectTree *tree,
352 dbus_bool_t *exact_match)
355 _dbus_verbose ("Looking for deepest handler\n");
357 _dbus_assert (exact_match != NULL);
359 *exact_match = FALSE; /* ensure always initialized */
361 return find_subtree_recurse (tree->root, path, FALSE, NULL, exact_match);
364 static DBusObjectSubtree*
365 ensure_subtree (DBusObjectTree *tree,
369 _dbus_verbose ("Ensuring subtree\n");
371 return find_subtree_recurse (tree->root, path, TRUE, NULL, NULL);
375 * Registers a new subtree in the global object tree.
377 * @param tree the global object tree
378 * @param fallback #TRUE to handle messages to children of this path
379 * @param path NULL-terminated array of path elements giving path to subtree
380 * @param vtable the vtable used to traverse this subtree
381 * @param user_data user data to pass to methods in the vtable
382 * @returns #FALSE if not enough memory
385 _dbus_object_tree_register (DBusObjectTree *tree,
386 dbus_bool_t fallback,
388 const DBusObjectPathVTable *vtable,
391 DBusObjectSubtree *subtree;
393 _dbus_assert (tree != NULL);
394 _dbus_assert (vtable->message_function != NULL);
395 _dbus_assert (path != NULL);
397 subtree = ensure_subtree (tree, path);
401 #ifndef DBUS_DISABLE_CHECKS
402 if (subtree->message_function != NULL)
404 _dbus_warn ("A handler is already registered for the path starting with path[0] = \"%s\"\n",
405 path[0] ? path[0] : "null");
409 _dbus_assert (subtree->message_function == NULL);
412 subtree->message_function = vtable->message_function;
413 subtree->unregister_function = vtable->unregister_function;
414 subtree->user_data = user_data;
415 subtree->invoke_as_fallback = fallback != FALSE;
421 * Unregisters an object subtree that was registered with the
424 * @param tree the global object tree
425 * @param path path to the subtree (same as the one passed to _dbus_object_tree_register())
428 _dbus_object_tree_unregister_and_unlock (DBusObjectTree *tree,
432 DBusObjectSubtree *subtree;
433 DBusObjectPathUnregisterFunction unregister_function;
435 DBusConnection *connection;
437 _dbus_assert (path != NULL);
439 unregister_function = NULL;
442 subtree = find_subtree (tree, path, &i);
444 #ifndef DBUS_DISABLE_CHECKS
447 _dbus_warn ("Attempted to unregister path (path[0] = %s path[1] = %s) which isn't registered\n",
448 path[0] ? path[0] : "null",
449 path[1] ? path[1] : "null");
453 _dbus_assert (subtree != NULL);
456 _dbus_assert (subtree->parent == NULL ||
457 (i >= 0 && subtree->parent->subtrees[i] == subtree));
459 subtree->message_function = NULL;
461 unregister_function = subtree->unregister_function;
462 user_data = subtree->user_data;
464 subtree->unregister_function = NULL;
465 subtree->user_data = NULL;
467 /* If we have no subtrees of our own, remove from
468 * our parent (FIXME could also be more aggressive
469 * and remove our parent if it becomes empty)
471 if (subtree->parent && subtree->n_subtrees == 0)
473 /* assumes a 0-byte memmove is OK */
474 memmove (&subtree->parent->subtrees[i],
475 &subtree->parent->subtrees[i+1],
476 (subtree->parent->n_subtrees - i - 1) *
477 sizeof (subtree->parent->subtrees[0]));
478 subtree->parent->n_subtrees -= 1;
480 subtree->parent = NULL;
482 _dbus_object_subtree_unref (subtree);
487 connection = tree->connection;
489 /* Unlock and call application code */
490 #ifdef DBUS_BUILD_TESTS
494 _dbus_connection_ref_unlocked (connection);
495 _dbus_verbose ("unlock %s\n", _DBUS_FUNCTION_NAME);
496 _dbus_connection_unlock (connection);
499 if (unregister_function)
500 (* unregister_function) (connection, user_data);
502 #ifdef DBUS_BUILD_TESTS
505 dbus_connection_unref (connection);
509 free_subtree_recurse (DBusConnection *connection,
510 DBusObjectSubtree *subtree)
512 /* Delete them from the end, for slightly
513 * more robustness against odd reentrancy.
515 while (subtree->n_subtrees > 0)
517 DBusObjectSubtree *child;
519 child = subtree->subtrees[subtree->n_subtrees - 1];
520 subtree->subtrees[subtree->n_subtrees - 1] = NULL;
521 subtree->n_subtrees -= 1;
522 child->parent = NULL;
524 free_subtree_recurse (connection, child);
527 /* Call application code */
528 if (subtree->unregister_function)
529 (* subtree->unregister_function) (connection,
532 subtree->message_function = NULL;
533 subtree->unregister_function = NULL;
534 subtree->user_data = NULL;
536 /* Now free ourselves */
537 _dbus_object_subtree_unref (subtree);
541 * Free all the handlers in the tree. Lock on tree's connection
544 * @param tree the object tree
547 _dbus_object_tree_free_all_unlocked (DBusObjectTree *tree)
550 free_subtree_recurse (tree->connection,
556 _dbus_object_tree_list_registered_unlocked (DBusObjectTree *tree,
557 const char **parent_path,
558 char ***child_entries)
560 DBusObjectSubtree *subtree;
563 _dbus_assert (parent_path != NULL);
564 _dbus_assert (child_entries != NULL);
566 *child_entries = NULL;
568 subtree = lookup_subtree (tree, parent_path);
571 retval = dbus_new0 (char *, 1);
576 retval = dbus_new0 (char*, subtree->n_subtrees + 1);
580 while (i < subtree->n_subtrees)
582 retval[i] = _dbus_strdup (subtree->subtrees[i]->name);
583 if (retval[i] == NULL)
585 dbus_free_string_array (retval);
595 *child_entries = retval;
596 return retval != NULL;
599 static DBusHandlerResult
600 handle_default_introspect_and_unlock (DBusObjectTree *tree,
601 DBusMessage *message,
605 DBusHandlerResult result;
609 DBusMessageIter iter;
610 const char *v_STRING;
611 dbus_bool_t already_unlocked;
613 /* We have the connection lock here */
615 already_unlocked = FALSE;
617 _dbus_verbose (" considering default Introspect() handler...\n");
621 if (!dbus_message_is_method_call (message,
622 DBUS_INTERFACE_INTROSPECTABLE,
625 #ifdef DBUS_BUILD_TESTS
626 if (tree->connection)
629 _dbus_verbose ("unlock %s %d\n", _DBUS_FUNCTION_NAME, __LINE__);
630 _dbus_connection_unlock (tree->connection);
633 return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
636 _dbus_verbose (" using default Introspect() handler!\n");
638 if (!_dbus_string_init (&xml))
640 #ifdef DBUS_BUILD_TESTS
641 if (tree->connection)
644 _dbus_verbose ("unlock %s %d\n", _DBUS_FUNCTION_NAME, __LINE__);
645 _dbus_connection_unlock (tree->connection);
648 return DBUS_HANDLER_RESULT_NEED_MEMORY;
651 result = DBUS_HANDLER_RESULT_NEED_MEMORY;
654 if (!_dbus_object_tree_list_registered_unlocked (tree, path, &children))
657 if (!_dbus_string_append (&xml, DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE))
660 if (!_dbus_string_append (&xml, "<node>\n"))
664 while (children[i] != NULL)
666 if (!_dbus_string_append_printf (&xml, " <node name=\"%s\"/>\n",
673 if (!_dbus_string_append (&xml, "</node>\n"))
676 reply = dbus_message_new_method_return (message);
680 dbus_message_iter_init_append (reply, &iter);
681 v_STRING = _dbus_string_get_const_data (&xml);
682 if (!dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &v_STRING))
685 #ifdef DBUS_BUILD_TESTS
686 if (tree->connection)
689 already_unlocked = TRUE;
691 if (!_dbus_connection_send_and_unlock (tree->connection, reply, NULL))
695 result = DBUS_HANDLER_RESULT_HANDLED;
698 #ifdef DBUS_BUILD_TESTS
699 if (tree->connection)
702 if (!already_unlocked)
704 _dbus_verbose ("unlock %s %d\n", _DBUS_FUNCTION_NAME, __LINE__);
705 _dbus_connection_unlock (tree->connection);
709 _dbus_string_free (&xml);
710 dbus_free_string_array (children);
712 dbus_message_unref (reply);
718 * Tries to dispatch a message by directing it to handler for the
719 * object path listed in the message header, if any. Messages are
720 * dispatched first to the registered handler that matches the largest
721 * number of path elements; that is, message to /foo/bar/baz would go
722 * to the handler for /foo/bar before the one for /foo.
724 * @todo thread problems
726 * @param tree the global object tree
727 * @param message the message to dispatch
728 * @returns whether message was handled successfully
731 _dbus_object_tree_dispatch_and_unlock (DBusObjectTree *tree,
732 DBusMessage *message)
735 dbus_bool_t exact_match;
738 DBusHandlerResult result;
739 DBusObjectSubtree *subtree;
742 _dbus_verbose ("Dispatch of message by object path\n");
746 if (!dbus_message_get_path_decomposed (message, &path))
748 #ifdef DBUS_BUILD_TESTS
749 if (tree->connection)
752 _dbus_verbose ("unlock %s\n", _DBUS_FUNCTION_NAME);
753 _dbus_connection_unlock (tree->connection);
756 _dbus_verbose ("No memory to get decomposed path\n");
758 return DBUS_HANDLER_RESULT_NEED_MEMORY;
763 #ifdef DBUS_BUILD_TESTS
764 if (tree->connection)
767 _dbus_verbose ("unlock %s\n", _DBUS_FUNCTION_NAME);
768 _dbus_connection_unlock (tree->connection);
771 _dbus_verbose ("No path field in message\n");
772 return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
775 /* Find the deepest path that covers the path in the message */
776 subtree = find_handler (tree, (const char**) path, &exact_match);
778 /* Build a list of all paths that cover the path in the message */
782 while (subtree != NULL)
784 if (subtree->message_function != NULL && (exact_match || subtree->invoke_as_fallback))
786 _dbus_object_subtree_ref (subtree);
788 /* run deepest paths first */
789 if (!_dbus_list_append (&list, subtree))
791 result = DBUS_HANDLER_RESULT_NEED_MEMORY;
792 _dbus_object_subtree_unref (subtree);
793 goto free_and_return;
798 subtree = subtree->parent;
801 _dbus_verbose ("%d handlers in the path tree for this message\n",
802 _dbus_list_get_length (&list));
804 /* Invoke each handler in the list */
806 result = DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
808 link = _dbus_list_get_first_link (&list);
811 DBusList *next = _dbus_list_get_next_link (&list, link);
812 subtree = link->data;
814 /* message_function is NULL if we're unregistered
817 if (subtree->message_function)
819 DBusObjectPathMessageFunction message_function;
822 message_function = subtree->message_function;
823 user_data = subtree->user_data;
826 _dbus_verbose (" (invoking a handler)\n");
829 #ifdef DBUS_BUILD_TESTS
830 if (tree->connection)
833 _dbus_verbose ("unlock %s\n", _DBUS_FUNCTION_NAME);
834 _dbus_connection_unlock (tree->connection);
837 /* FIXME you could unregister the subtree in another thread
838 * before we invoke the callback, and I can't figure out a
839 * good way to solve this.
842 result = (* message_function) (tree->connection,
846 #ifdef DBUS_BUILD_TESTS
847 if (tree->connection)
849 _dbus_connection_lock (tree->connection);
851 if (result != DBUS_HANDLER_RESULT_NOT_YET_HANDLED)
852 goto free_and_return;
860 if (result == DBUS_HANDLER_RESULT_NOT_YET_HANDLED)
862 /* This hardcoded default handler does a minimal Introspect()
864 result = handle_default_introspect_and_unlock (tree, message,
865 (const char**) path);
869 #ifdef DBUS_BUILD_TESTS
870 if (tree->connection)
873 _dbus_verbose ("unlock %s\n", _DBUS_FUNCTION_NAME);
874 _dbus_connection_unlock (tree->connection);
880 link = _dbus_list_get_first_link (&list);
881 _dbus_object_subtree_unref (link->data);
882 _dbus_list_remove_link (&list, link);
885 dbus_free_string_array (path);
891 * Looks up the data passed to _dbus_object_tree_register() for a
892 * handler at the given path.
894 * @param tree the global object tree
895 * @param path NULL-terminated array of path elements giving path to subtree
896 * @returns the object's user_data or #NULL if none found
899 _dbus_object_tree_get_user_data_unlocked (DBusObjectTree *tree,
902 dbus_bool_t exact_match;
903 DBusObjectSubtree *subtree;
905 _dbus_assert (tree != NULL);
906 _dbus_assert (path != NULL);
908 /* Find the deepest path that covers the path in the message */
909 subtree = find_handler (tree, (const char**) path, &exact_match);
911 if ((subtree == NULL) || !exact_match)
913 _dbus_verbose ("%s: No object at specified path found\n",
914 _DBUS_FUNCTION_NAME);
918 return subtree->user_data;
922 * Allocates a subtree object.
924 * @param name name to duplicate.
925 * @returns newly-allocated subtree
927 static DBusObjectSubtree*
928 allocate_subtree_object (const char *name)
931 DBusObjectSubtree *subtree;
932 const size_t front_padding = _DBUS_STRUCT_OFFSET (DBusObjectSubtree, name);
934 _dbus_assert (name != NULL);
938 subtree = dbus_malloc (MAX (front_padding + (len + 1), sizeof (DBusObjectSubtree)));
943 memcpy (subtree->name, name, len + 1);
948 static DBusObjectSubtree*
949 _dbus_object_subtree_new (const char *name,
950 const DBusObjectPathVTable *vtable,
953 DBusObjectSubtree *subtree;
955 subtree = allocate_subtree_object (name);
959 _dbus_assert (name != NULL);
961 subtree->parent = NULL;
965 subtree->message_function = vtable->message_function;
966 subtree->unregister_function = vtable->unregister_function;
970 subtree->message_function = NULL;
971 subtree->unregister_function = NULL;
974 subtree->user_data = user_data;
975 subtree->refcount.value = 1;
976 subtree->subtrees = NULL;
977 subtree->n_subtrees = 0;
978 subtree->max_subtrees = 0;
979 subtree->invoke_as_fallback = FALSE;
987 static DBusObjectSubtree *
988 _dbus_object_subtree_ref (DBusObjectSubtree *subtree)
990 _dbus_assert (subtree->refcount.value > 0);
991 _dbus_atomic_inc (&subtree->refcount);
997 _dbus_object_subtree_unref (DBusObjectSubtree *subtree)
999 _dbus_assert (subtree->refcount.value > 0);
1001 if (_dbus_atomic_dec (&subtree->refcount) == 1)
1003 _dbus_assert (subtree->unregister_function == NULL);
1004 _dbus_assert (subtree->message_function == NULL);
1006 dbus_free (subtree->subtrees);
1007 dbus_free (subtree);
1012 * Lists the registered fallback handlers and object path handlers at
1013 * the given parent_path. The returned array should be freed with
1014 * dbus_free_string_array().
1016 * @param tree the object tree
1017 * @param parent_path the path to list the child handlers of
1018 * @param child_entries returns #NULL-terminated array of children
1019 * @returns #FALSE if no memory to allocate the child entries
1022 _dbus_object_tree_list_registered_and_unlock (DBusObjectTree *tree,
1023 const char **parent_path,
1024 char ***child_entries)
1028 result = _dbus_object_tree_list_registered_unlocked (tree,
1032 #ifdef DBUS_BUILD_TESTS
1033 if (tree->connection)
1036 _dbus_verbose ("unlock %s\n", _DBUS_FUNCTION_NAME);
1037 _dbus_connection_unlock (tree->connection);
1044 /** Set to 1 to get a bunch of spew about disassembling the path string */
1045 #define VERBOSE_DECOMPOSE 0
1048 * Decompose an object path. A path of just "/" is
1049 * represented as an empty vector of strings.
1050 * The path need not be nul terminated.
1052 * @param data the path data
1053 * @param len the length of the path string
1054 * @param path address to store new object path
1055 * @param path_len length of stored path
1058 _dbus_decompose_path (const char* data,
1067 _dbus_assert (data != NULL);
1069 #if VERBOSE_DECOMPOSE
1070 _dbus_verbose ("Decomposing path \"%s\"\n",
1075 if (len > 1) /* if path is not just "/" */
1086 retval = dbus_new0 (char*, n_components + 1);
1092 if (n_components == 0)
1096 while (comp < n_components)
1098 _dbus_assert (i < len);
1104 while (j < len && data[j] != '/')
1107 /* Now [i, j) is the path component */
1108 _dbus_assert (i < j);
1109 _dbus_assert (data[i] != '/');
1110 _dbus_assert (j == len || data[j] == '/');
1112 #if VERBOSE_DECOMPOSE
1113 _dbus_verbose (" (component in [%d,%d))\n",
1117 retval[comp] = _dbus_memdup (&data[i], j - i + 1);
1118 if (retval[comp] == NULL)
1120 dbus_free_string_array (retval);
1123 retval[comp][j-i] = '\0';
1124 #if VERBOSE_DECOMPOSE
1125 _dbus_verbose (" (component %d = \"%s\")\n",
1126 comp, retval[comp]);
1132 _dbus_assert (i == len);
1136 *path_len = n_components;
1143 #ifdef DBUS_BUILD_TESTS
1145 #ifndef DOXYGEN_SHOULD_SKIP_THIS
1147 #include "dbus-test.h"
1151 flatten_path (const char **path)
1156 if (!_dbus_string_init (&str))
1159 if (path[0] == NULL)
1161 if (!_dbus_string_append_byte (&str, '/'))
1171 if (!_dbus_string_append_byte (&str, '/'))
1174 if (!_dbus_string_append (&str, path[i]))
1181 if (!_dbus_string_steal_data (&str, &s))
1184 _dbus_string_free (&str);
1189 _dbus_string_free (&str);
1201 /* Returns TRUE if container is a parent of child
1203 static StrComparison
1204 path_contains (const char **container,
1210 while (child[i] != NULL)
1214 if (container[i] == NULL)
1215 return STR_PREFIX; /* container ran out, child continues;
1216 * thus the container is a parent of the
1220 _dbus_assert (container[i] != NULL);
1221 _dbus_assert (child[i] != NULL);
1223 v = strcmp (container[i], child[i]);
1226 return STR_DIFFERENT; /* they overlap until here and then are different,
1233 /* Child ran out; if container also did, they are equal;
1234 * otherwise, the child is a parent of the container.
1236 if (container[i] == NULL)
1239 return STR_DIFFERENT;
1244 spew_subtree_recurse (DBusObjectSubtree *subtree,
1252 _dbus_verbose (" ");
1256 _dbus_verbose ("%s (%d children)\n",
1257 subtree->name, subtree->n_subtrees);
1260 while (i < subtree->n_subtrees)
1262 spew_subtree_recurse (subtree->subtrees[i], indent + 2);
1269 spew_tree (DBusObjectTree *tree)
1271 spew_subtree_recurse (tree->root, 0);
1276 * Callback data used in tests
1280 const char **path; /**< Path */
1281 dbus_bool_t handler_fallback; /**< true if the handler may be called as fallback */
1282 dbus_bool_t message_handled; /**< Gets set to true if message handler called */
1283 dbus_bool_t handler_unregistered; /**< gets set to true if handler is unregistered */
1288 test_unregister_function (DBusConnection *connection,
1291 TreeTestData *ttd = user_data;
1293 ttd->handler_unregistered = TRUE;
1296 static DBusHandlerResult
1297 test_message_function (DBusConnection *connection,
1298 DBusMessage *message,
1301 TreeTestData *ttd = user_data;
1303 ttd->message_handled = TRUE;
1305 return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
1309 do_register (DBusObjectTree *tree,
1311 dbus_bool_t fallback,
1313 TreeTestData *tree_test_data)
1315 DBusObjectPathVTable vtable = { test_unregister_function,
1316 test_message_function, NULL };
1318 tree_test_data[i].message_handled = FALSE;
1319 tree_test_data[i].handler_unregistered = FALSE;
1320 tree_test_data[i].handler_fallback = fallback;
1321 tree_test_data[i].path = path;
1323 if (!_dbus_object_tree_register (tree, fallback, path,
1325 &tree_test_data[i]))
1328 _dbus_assert (_dbus_object_tree_get_user_data_unlocked (tree, path) ==
1329 &tree_test_data[i]);
1335 do_test_dispatch (DBusObjectTree *tree,
1338 TreeTestData *tree_test_data,
1341 DBusMessage *message;
1343 DBusHandlerResult result;
1348 flat = flatten_path (path);
1352 message = dbus_message_new_method_call (NULL,
1354 "org.freedesktop.TestInterface",
1357 if (message == NULL)
1361 while (j < n_test_data)
1363 tree_test_data[j].message_handled = FALSE;
1367 result = _dbus_object_tree_dispatch_and_unlock (tree, message);
1368 if (result == DBUS_HANDLER_RESULT_NEED_MEMORY)
1371 _dbus_assert (tree_test_data[i].message_handled);
1374 while (j < n_test_data)
1376 if (tree_test_data[j].message_handled)
1378 if (tree_test_data[j].handler_fallback)
1379 _dbus_assert (path_contains (tree_test_data[j].path,
1380 path) != STR_DIFFERENT);
1382 _dbus_assert (path_contains (tree_test_data[j].path, path) == STR_EQUAL);
1386 if (tree_test_data[j].handler_fallback)
1387 _dbus_assert (path_contains (tree_test_data[j].path,
1388 path) == STR_DIFFERENT);
1390 _dbus_assert (path_contains (tree_test_data[j].path, path) != STR_EQUAL);
1396 dbus_message_unref (message);
1402 dbus_message_unref (message);
1407 string_array_length (const char **array)
1410 for (i = 0; array[i]; i++) ;
1417 const char *result[20];
1418 } DecomposePathTest;
1420 static DecomposePathTest decompose_tests[] = {
1421 { "/foo", { "foo", NULL } },
1422 { "/foo/bar", { "foo", "bar", NULL } },
1424 { "/a/b", { "a", "b", NULL } },
1425 { "/a/b/c", { "a", "b", "c", NULL } },
1426 { "/a/b/c/d", { "a", "b", "c", "d", NULL } },
1427 { "/foo/bar/q", { "foo", "bar", "q", NULL } },
1428 { "/foo/bar/this/is/longer", { "foo", "bar", "this", "is", "longer", NULL } }
1432 run_decompose_tests (void)
1437 while (i < _DBUS_N_ELEMENTS (decompose_tests))
1443 if (!_dbus_decompose_path (decompose_tests[i].path,
1444 strlen (decompose_tests[i].path),
1445 &result, &result_len))
1448 expected_len = string_array_length (decompose_tests[i].result);
1450 if (result_len != (int) string_array_length ((const char**)result) ||
1451 expected_len != result_len ||
1452 path_contains (decompose_tests[i].result,
1453 (const char**) result) != STR_EQUAL)
1455 int real_len = string_array_length ((const char**)result);
1456 _dbus_warn ("Expected decompose of %s to have len %d, returned %d, appears to have %d\n",
1457 decompose_tests[i].path, expected_len, result_len,
1459 _dbus_warn ("Decompose resulted in elements: { ");
1461 while (i < real_len)
1463 _dbus_warn ("\"%s\"%s", result[i],
1464 (i + 1) == real_len ? "" : ", ");
1468 _dbus_assert_not_reached ("path decompose failed\n");
1471 dbus_free_string_array (result);
1480 object_tree_test_iteration (void *data)
1482 const char *path0[] = { NULL };
1483 const char *path1[] = { "foo", NULL };
1484 const char *path2[] = { "foo", "bar", NULL };
1485 const char *path3[] = { "foo", "bar", "baz", NULL };
1486 const char *path4[] = { "foo", "bar", "boo", NULL };
1487 const char *path5[] = { "blah", NULL };
1488 const char *path6[] = { "blah", "boof", NULL };
1489 const char *path7[] = { "blah", "boof", "this", "is", "really", "long", NULL };
1490 const char *path8[] = { "childless", NULL };
1491 DBusObjectTree *tree;
1492 TreeTestData tree_test_data[9];
1494 dbus_bool_t exact_match;
1496 if (!run_decompose_tests ())
1501 tree = _dbus_object_tree_new (NULL);
1505 if (!do_register (tree, path0, TRUE, 0, tree_test_data))
1508 _dbus_assert (find_subtree (tree, path0, NULL));
1509 _dbus_assert (!find_subtree (tree, path1, NULL));
1510 _dbus_assert (!find_subtree (tree, path2, NULL));
1511 _dbus_assert (!find_subtree (tree, path3, NULL));
1512 _dbus_assert (!find_subtree (tree, path4, NULL));
1513 _dbus_assert (!find_subtree (tree, path5, NULL));
1514 _dbus_assert (!find_subtree (tree, path6, NULL));
1515 _dbus_assert (!find_subtree (tree, path7, NULL));
1516 _dbus_assert (!find_subtree (tree, path8, NULL));
1518 _dbus_assert (find_handler (tree, path0, &exact_match) && exact_match);
1519 _dbus_assert (find_handler (tree, path1, &exact_match) == tree->root && !exact_match);
1520 _dbus_assert (find_handler (tree, path2, &exact_match) == tree->root && !exact_match);
1521 _dbus_assert (find_handler (tree, path3, &exact_match) == tree->root && !exact_match);
1522 _dbus_assert (find_handler (tree, path4, &exact_match) == tree->root && !exact_match);
1523 _dbus_assert (find_handler (tree, path5, &exact_match) == tree->root && !exact_match);
1524 _dbus_assert (find_handler (tree, path6, &exact_match) == tree->root && !exact_match);
1525 _dbus_assert (find_handler (tree, path7, &exact_match) == tree->root && !exact_match);
1526 _dbus_assert (find_handler (tree, path8, &exact_match) == tree->root && !exact_match);
1528 if (!do_register (tree, path1, TRUE, 1, tree_test_data))
1531 _dbus_assert (find_subtree (tree, path0, NULL));
1532 _dbus_assert (find_subtree (tree, path1, NULL));
1533 _dbus_assert (!find_subtree (tree, path2, NULL));
1534 _dbus_assert (!find_subtree (tree, path3, NULL));
1535 _dbus_assert (!find_subtree (tree, path4, NULL));
1536 _dbus_assert (!find_subtree (tree, path5, NULL));
1537 _dbus_assert (!find_subtree (tree, path6, NULL));
1538 _dbus_assert (!find_subtree (tree, path7, NULL));
1539 _dbus_assert (!find_subtree (tree, path8, NULL));
1541 _dbus_assert (find_handler (tree, path0, &exact_match) && exact_match);
1542 _dbus_assert (find_handler (tree, path1, &exact_match) && exact_match);
1543 _dbus_assert (find_handler (tree, path2, &exact_match) && !exact_match);
1544 _dbus_assert (find_handler (tree, path3, &exact_match) && !exact_match);
1545 _dbus_assert (find_handler (tree, path4, &exact_match) && !exact_match);
1546 _dbus_assert (find_handler (tree, path5, &exact_match) == tree->root && !exact_match);
1547 _dbus_assert (find_handler (tree, path6, &exact_match) == tree->root && !exact_match);
1548 _dbus_assert (find_handler (tree, path7, &exact_match) == tree->root && !exact_match);
1549 _dbus_assert (find_handler (tree, path8, &exact_match) == tree->root && !exact_match);
1551 if (!do_register (tree, path2, TRUE, 2, tree_test_data))
1554 _dbus_assert (find_subtree (tree, path1, NULL));
1555 _dbus_assert (find_subtree (tree, path2, NULL));
1556 _dbus_assert (!find_subtree (tree, path3, NULL));
1557 _dbus_assert (!find_subtree (tree, path4, NULL));
1558 _dbus_assert (!find_subtree (tree, path5, NULL));
1559 _dbus_assert (!find_subtree (tree, path6, NULL));
1560 _dbus_assert (!find_subtree (tree, path7, NULL));
1561 _dbus_assert (!find_subtree (tree, path8, NULL));
1563 if (!do_register (tree, path3, TRUE, 3, tree_test_data))
1566 _dbus_assert (find_subtree (tree, path0, NULL));
1567 _dbus_assert (find_subtree (tree, path1, NULL));
1568 _dbus_assert (find_subtree (tree, path2, NULL));
1569 _dbus_assert (find_subtree (tree, path3, NULL));
1570 _dbus_assert (!find_subtree (tree, path4, NULL));
1571 _dbus_assert (!find_subtree (tree, path5, NULL));
1572 _dbus_assert (!find_subtree (tree, path6, NULL));
1573 _dbus_assert (!find_subtree (tree, path7, NULL));
1574 _dbus_assert (!find_subtree (tree, path8, NULL));
1576 if (!do_register (tree, path4, TRUE, 4, tree_test_data))
1579 _dbus_assert (find_subtree (tree, path0, NULL));
1580 _dbus_assert (find_subtree (tree, path1, NULL));
1581 _dbus_assert (find_subtree (tree, path2, NULL));
1582 _dbus_assert (find_subtree (tree, path3, NULL));
1583 _dbus_assert (find_subtree (tree, path4, NULL));
1584 _dbus_assert (!find_subtree (tree, path5, NULL));
1585 _dbus_assert (!find_subtree (tree, path6, NULL));
1586 _dbus_assert (!find_subtree (tree, path7, NULL));
1587 _dbus_assert (!find_subtree (tree, path8, NULL));
1589 if (!do_register (tree, path5, TRUE, 5, tree_test_data))
1592 _dbus_assert (find_subtree (tree, path0, NULL));
1593 _dbus_assert (find_subtree (tree, path1, NULL));
1594 _dbus_assert (find_subtree (tree, path2, NULL));
1595 _dbus_assert (find_subtree (tree, path3, NULL));
1596 _dbus_assert (find_subtree (tree, path4, NULL));
1597 _dbus_assert (find_subtree (tree, path5, NULL));
1598 _dbus_assert (!find_subtree (tree, path6, NULL));
1599 _dbus_assert (!find_subtree (tree, path7, NULL));
1600 _dbus_assert (!find_subtree (tree, path8, NULL));
1602 _dbus_assert (find_handler (tree, path0, &exact_match) == tree->root && exact_match);
1603 _dbus_assert (find_handler (tree, path1, &exact_match) != tree->root && exact_match);
1604 _dbus_assert (find_handler (tree, path2, &exact_match) != tree->root && exact_match);
1605 _dbus_assert (find_handler (tree, path3, &exact_match) != tree->root && exact_match);
1606 _dbus_assert (find_handler (tree, path4, &exact_match) != tree->root && exact_match);
1607 _dbus_assert (find_handler (tree, path5, &exact_match) != tree->root && exact_match);
1608 _dbus_assert (find_handler (tree, path6, &exact_match) != tree->root && !exact_match);
1609 _dbus_assert (find_handler (tree, path7, &exact_match) != tree->root && !exact_match);
1610 _dbus_assert (find_handler (tree, path8, &exact_match) == tree->root && !exact_match);
1612 if (!do_register (tree, path6, TRUE, 6, tree_test_data))
1615 _dbus_assert (find_subtree (tree, path0, NULL));
1616 _dbus_assert (find_subtree (tree, path1, NULL));
1617 _dbus_assert (find_subtree (tree, path2, NULL));
1618 _dbus_assert (find_subtree (tree, path3, NULL));
1619 _dbus_assert (find_subtree (tree, path4, NULL));
1620 _dbus_assert (find_subtree (tree, path5, NULL));
1621 _dbus_assert (find_subtree (tree, path6, NULL));
1622 _dbus_assert (!find_subtree (tree, path7, NULL));
1623 _dbus_assert (!find_subtree (tree, path8, NULL));
1625 if (!do_register (tree, path7, TRUE, 7, tree_test_data))
1628 _dbus_assert (find_subtree (tree, path0, NULL));
1629 _dbus_assert (find_subtree (tree, path1, NULL));
1630 _dbus_assert (find_subtree (tree, path2, NULL));
1631 _dbus_assert (find_subtree (tree, path3, NULL));
1632 _dbus_assert (find_subtree (tree, path4, NULL));
1633 _dbus_assert (find_subtree (tree, path5, NULL));
1634 _dbus_assert (find_subtree (tree, path6, NULL));
1635 _dbus_assert (find_subtree (tree, path7, NULL));
1636 _dbus_assert (!find_subtree (tree, path8, NULL));
1638 if (!do_register (tree, path8, TRUE, 8, tree_test_data))
1641 _dbus_assert (find_subtree (tree, path0, NULL));
1642 _dbus_assert (find_subtree (tree, path1, NULL));
1643 _dbus_assert (find_subtree (tree, path2, NULL));
1644 _dbus_assert (find_subtree (tree, path3, NULL));
1645 _dbus_assert (find_subtree (tree, path4, NULL));
1646 _dbus_assert (find_subtree (tree, path5, NULL));
1647 _dbus_assert (find_subtree (tree, path6, NULL));
1648 _dbus_assert (find_subtree (tree, path7, NULL));
1649 _dbus_assert (find_subtree (tree, path8, NULL));
1651 _dbus_assert (find_handler (tree, path0, &exact_match) == tree->root && exact_match);
1652 _dbus_assert (find_handler (tree, path1, &exact_match) != tree->root && exact_match);
1653 _dbus_assert (find_handler (tree, path2, &exact_match) != tree->root && exact_match);
1654 _dbus_assert (find_handler (tree, path3, &exact_match) != tree->root && exact_match);
1655 _dbus_assert (find_handler (tree, path4, &exact_match) != tree->root && exact_match);
1656 _dbus_assert (find_handler (tree, path5, &exact_match) != tree->root && exact_match);
1657 _dbus_assert (find_handler (tree, path6, &exact_match) != tree->root && exact_match);
1658 _dbus_assert (find_handler (tree, path7, &exact_match) != tree->root && exact_match);
1659 _dbus_assert (find_handler (tree, path8, &exact_match) != tree->root && exact_match);
1661 /* test the list_registered function */
1664 const char *root[] = { NULL };
1665 char **child_entries;
1668 _dbus_object_tree_list_registered_unlocked (tree, path1, &child_entries);
1669 if (child_entries != NULL)
1671 nb = string_array_length ((const char**)child_entries);
1672 _dbus_assert (nb == 1);
1673 dbus_free_string_array (child_entries);
1676 _dbus_object_tree_list_registered_unlocked (tree, path2, &child_entries);
1677 if (child_entries != NULL)
1679 nb = string_array_length ((const char**)child_entries);
1680 _dbus_assert (nb == 2);
1681 dbus_free_string_array (child_entries);
1684 _dbus_object_tree_list_registered_unlocked (tree, path8, &child_entries);
1685 if (child_entries != NULL)
1687 nb = string_array_length ((const char**)child_entries);
1688 _dbus_assert (nb == 0);
1689 dbus_free_string_array (child_entries);
1692 _dbus_object_tree_list_registered_unlocked (tree, root, &child_entries);
1693 if (child_entries != NULL)
1695 nb = string_array_length ((const char**)child_entries);
1696 _dbus_assert (nb == 3);
1697 dbus_free_string_array (child_entries);
1701 /* Check that destroying tree calls unregister funcs */
1702 _dbus_object_tree_unref (tree);
1705 while (i < (int) _DBUS_N_ELEMENTS (tree_test_data))
1707 _dbus_assert (tree_test_data[i].handler_unregistered);
1708 _dbus_assert (!tree_test_data[i].message_handled);
1712 /* Now start again and try the individual unregister function */
1713 tree = _dbus_object_tree_new (NULL);
1717 if (!do_register (tree, path0, TRUE, 0, tree_test_data))
1719 if (!do_register (tree, path1, TRUE, 1, tree_test_data))
1721 if (!do_register (tree, path2, TRUE, 2, tree_test_data))
1723 if (!do_register (tree, path3, TRUE, 3, tree_test_data))
1725 if (!do_register (tree, path4, TRUE, 4, tree_test_data))
1727 if (!do_register (tree, path5, TRUE, 5, tree_test_data))
1729 if (!do_register (tree, path6, TRUE, 6, tree_test_data))
1731 if (!do_register (tree, path7, TRUE, 7, tree_test_data))
1733 if (!do_register (tree, path8, TRUE, 8, tree_test_data))
1736 _dbus_object_tree_unregister_and_unlock (tree, path0);
1737 _dbus_assert (_dbus_object_tree_get_user_data_unlocked (tree, path0) == NULL);
1739 _dbus_assert (!find_subtree (tree, path0, NULL));
1740 _dbus_assert (find_subtree (tree, path1, NULL));
1741 _dbus_assert (find_subtree (tree, path2, NULL));
1742 _dbus_assert (find_subtree (tree, path3, NULL));
1743 _dbus_assert (find_subtree (tree, path4, NULL));
1744 _dbus_assert (find_subtree (tree, path5, NULL));
1745 _dbus_assert (find_subtree (tree, path6, NULL));
1746 _dbus_assert (find_subtree (tree, path7, NULL));
1747 _dbus_assert (find_subtree (tree, path8, NULL));
1749 _dbus_object_tree_unregister_and_unlock (tree, path1);
1750 _dbus_assert (_dbus_object_tree_get_user_data_unlocked (tree, path1) == NULL);
1752 _dbus_assert (!find_subtree (tree, path0, NULL));
1753 _dbus_assert (!find_subtree (tree, path1, NULL));
1754 _dbus_assert (find_subtree (tree, path2, NULL));
1755 _dbus_assert (find_subtree (tree, path3, NULL));
1756 _dbus_assert (find_subtree (tree, path4, NULL));
1757 _dbus_assert (find_subtree (tree, path5, NULL));
1758 _dbus_assert (find_subtree (tree, path6, NULL));
1759 _dbus_assert (find_subtree (tree, path7, NULL));
1760 _dbus_assert (find_subtree (tree, path8, NULL));
1762 _dbus_object_tree_unregister_and_unlock (tree, path2);
1763 _dbus_assert (_dbus_object_tree_get_user_data_unlocked (tree, path2) == NULL);
1765 _dbus_assert (!find_subtree (tree, path0, NULL));
1766 _dbus_assert (!find_subtree (tree, path1, NULL));
1767 _dbus_assert (!find_subtree (tree, path2, NULL));
1768 _dbus_assert (find_subtree (tree, path3, NULL));
1769 _dbus_assert (find_subtree (tree, path4, NULL));
1770 _dbus_assert (find_subtree (tree, path5, NULL));
1771 _dbus_assert (find_subtree (tree, path6, NULL));
1772 _dbus_assert (find_subtree (tree, path7, NULL));
1773 _dbus_assert (find_subtree (tree, path8, NULL));
1775 _dbus_object_tree_unregister_and_unlock (tree, path3);
1776 _dbus_assert (_dbus_object_tree_get_user_data_unlocked (tree, path3) == NULL);
1778 _dbus_assert (!find_subtree (tree, path0, NULL));
1779 _dbus_assert (!find_subtree (tree, path1, NULL));
1780 _dbus_assert (!find_subtree (tree, path2, NULL));
1781 _dbus_assert (!find_subtree (tree, path3, NULL));
1782 _dbus_assert (find_subtree (tree, path4, NULL));
1783 _dbus_assert (find_subtree (tree, path5, NULL));
1784 _dbus_assert (find_subtree (tree, path6, NULL));
1785 _dbus_assert (find_subtree (tree, path7, NULL));
1786 _dbus_assert (find_subtree (tree, path8, NULL));
1788 _dbus_object_tree_unregister_and_unlock (tree, path4);
1789 _dbus_assert (_dbus_object_tree_get_user_data_unlocked (tree, path4) == NULL);
1791 _dbus_assert (!find_subtree (tree, path0, NULL));
1792 _dbus_assert (!find_subtree (tree, path1, NULL));
1793 _dbus_assert (!find_subtree (tree, path2, NULL));
1794 _dbus_assert (!find_subtree (tree, path3, NULL));
1795 _dbus_assert (!find_subtree (tree, path4, NULL));
1796 _dbus_assert (find_subtree (tree, path5, NULL));
1797 _dbus_assert (find_subtree (tree, path6, NULL));
1798 _dbus_assert (find_subtree (tree, path7, NULL));
1799 _dbus_assert (find_subtree (tree, path8, NULL));
1801 _dbus_object_tree_unregister_and_unlock (tree, path5);
1802 _dbus_assert (_dbus_object_tree_get_user_data_unlocked (tree, path5) == NULL);
1804 _dbus_assert (!find_subtree (tree, path0, NULL));
1805 _dbus_assert (!find_subtree (tree, path1, NULL));
1806 _dbus_assert (!find_subtree (tree, path2, NULL));
1807 _dbus_assert (!find_subtree (tree, path3, NULL));
1808 _dbus_assert (!find_subtree (tree, path4, NULL));
1809 _dbus_assert (!find_subtree (tree, path5, NULL));
1810 _dbus_assert (find_subtree (tree, path6, NULL));
1811 _dbus_assert (find_subtree (tree, path7, NULL));
1812 _dbus_assert (find_subtree (tree, path8, NULL));
1814 _dbus_object_tree_unregister_and_unlock (tree, path6);
1815 _dbus_assert (_dbus_object_tree_get_user_data_unlocked (tree, path6) == NULL);
1817 _dbus_assert (!find_subtree (tree, path0, NULL));
1818 _dbus_assert (!find_subtree (tree, path1, NULL));
1819 _dbus_assert (!find_subtree (tree, path2, NULL));
1820 _dbus_assert (!find_subtree (tree, path3, NULL));
1821 _dbus_assert (!find_subtree (tree, path4, NULL));
1822 _dbus_assert (!find_subtree (tree, path5, NULL));
1823 _dbus_assert (!find_subtree (tree, path6, NULL));
1824 _dbus_assert (find_subtree (tree, path7, NULL));
1825 _dbus_assert (find_subtree (tree, path8, NULL));
1827 _dbus_object_tree_unregister_and_unlock (tree, path7);
1828 _dbus_assert (_dbus_object_tree_get_user_data_unlocked (tree, path7) == NULL);
1830 _dbus_assert (!find_subtree (tree, path0, NULL));
1831 _dbus_assert (!find_subtree (tree, path1, NULL));
1832 _dbus_assert (!find_subtree (tree, path2, NULL));
1833 _dbus_assert (!find_subtree (tree, path3, NULL));
1834 _dbus_assert (!find_subtree (tree, path4, NULL));
1835 _dbus_assert (!find_subtree (tree, path5, NULL));
1836 _dbus_assert (!find_subtree (tree, path6, NULL));
1837 _dbus_assert (!find_subtree (tree, path7, NULL));
1838 _dbus_assert (find_subtree (tree, path8, NULL));
1840 _dbus_object_tree_unregister_and_unlock (tree, path8);
1841 _dbus_assert (_dbus_object_tree_get_user_data_unlocked (tree, path8) == NULL);
1843 _dbus_assert (!find_subtree (tree, path0, NULL));
1844 _dbus_assert (!find_subtree (tree, path1, NULL));
1845 _dbus_assert (!find_subtree (tree, path2, NULL));
1846 _dbus_assert (!find_subtree (tree, path3, NULL));
1847 _dbus_assert (!find_subtree (tree, path4, NULL));
1848 _dbus_assert (!find_subtree (tree, path5, NULL));
1849 _dbus_assert (!find_subtree (tree, path6, NULL));
1850 _dbus_assert (!find_subtree (tree, path7, NULL));
1851 _dbus_assert (!find_subtree (tree, path8, NULL));
1854 while (i < (int) _DBUS_N_ELEMENTS (tree_test_data))
1856 _dbus_assert (tree_test_data[i].handler_unregistered);
1857 _dbus_assert (!tree_test_data[i].message_handled);
1861 /* Register it all again, and test dispatch */
1863 if (!do_register (tree, path0, TRUE, 0, tree_test_data))
1865 if (!do_register (tree, path1, FALSE, 1, tree_test_data))
1867 if (!do_register (tree, path2, TRUE, 2, tree_test_data))
1869 if (!do_register (tree, path3, TRUE, 3, tree_test_data))
1871 if (!do_register (tree, path4, TRUE, 4, tree_test_data))
1873 if (!do_register (tree, path5, TRUE, 5, tree_test_data))
1875 if (!do_register (tree, path6, FALSE, 6, tree_test_data))
1877 if (!do_register (tree, path7, TRUE, 7, tree_test_data))
1879 if (!do_register (tree, path8, TRUE, 8, tree_test_data))
1886 if (!do_test_dispatch (tree, path0, 0, tree_test_data, _DBUS_N_ELEMENTS (tree_test_data)))
1888 if (!do_test_dispatch (tree, path1, 1, tree_test_data, _DBUS_N_ELEMENTS (tree_test_data)))
1890 if (!do_test_dispatch (tree, path2, 2, tree_test_data, _DBUS_N_ELEMENTS (tree_test_data)))
1892 if (!do_test_dispatch (tree, path3, 3, tree_test_data, _DBUS_N_ELEMENTS (tree_test_data)))
1894 if (!do_test_dispatch (tree, path4, 4, tree_test_data, _DBUS_N_ELEMENTS (tree_test_data)))
1896 if (!do_test_dispatch (tree, path5, 5, tree_test_data, _DBUS_N_ELEMENTS (tree_test_data)))
1898 if (!do_test_dispatch (tree, path6, 6, tree_test_data, _DBUS_N_ELEMENTS (tree_test_data)))
1900 if (!do_test_dispatch (tree, path7, 7, tree_test_data, _DBUS_N_ELEMENTS (tree_test_data)))
1902 if (!do_test_dispatch (tree, path8, 8, tree_test_data, _DBUS_N_ELEMENTS (tree_test_data)))
1909 _dbus_object_tree_ref (tree);
1910 _dbus_object_tree_unref (tree);
1911 _dbus_object_tree_unref (tree);
1918 * @ingroup DBusObjectTree
1919 * Unit test for DBusObjectTree
1920 * @returns #TRUE on success.
1923 _dbus_object_tree_test (void)
1925 _dbus_test_oom_handling ("object tree",
1926 object_tree_test_iteration,
1932 #endif /* !DOXYGEN_SHOULD_SKIP_THIS */
1934 #endif /* DBUS_BUILD_TESTS */