section 3 · Library functions 📚

Q (continued)

• qaction(3qt)Abstract user interface action that can appear both in menus and tool bars✨
• QActionGroup(3qt)Groups actions together✨
• qactiongroup(3qt)Groups actions together✨
• qalloc_checkpoint(3)locks an address, and may block✨
• qalloc_cleanup(3)unmaps all memory maps✨
• qalloc_dynfree(3)return an allocated block to the map✨
• qalloc_dynmalloc(3)allocates memory from the specified map✨
• qalloc_free(3)return an allocated block to the map✨
• qalloc_loadmap(3)creates or loads a map file✨
• qalloc_makedynmap(3)creates or loads a map file✨
• qalloc_makestatmap(3)creates or loads a map file✨
• qalloc_malloc(3)allocates memory from the specified map✨
• qalloc_statfree(3)return an allocated block to the map✨
• qalloc_statmalloc(3)allocates memory from the specified map✨
• QApplication(3qt)Manages the GUI application's control flow and main settings✨
• qapplication(3qt)Manages the GUI application's control flow and main settings✨
• qarray_create(3)allocate a runtime distributed array✨
• qarray_create_configured(3)allocate a runtime distributed array✨
• qarray_create_tight(3)allocate a runtime distributed array✨
• qarray_destroy(3)deallocate a distributed array✨
• qarray_dist_like(3)redistribute a qarray to match another qarray✨
• qarray_elem(3)return a pointer to a distributed array element✨
• qarray_elem_migrate(3)return a pointer to a distributed array element✨
• qarray_elem_nomigrate(3)return a pointer to a distributed array element✨
• qarray_iter(3)iterate through a distributed array✨
• qarray_iter_constloop(3)iterate through a distributed array✨
• qarray_iter_loop(3)iterate through a distributed array✨
• qarray_iter_loop_nb(3)iterate through a distributed array✨
• qarray_iter_loopaccum(3)iterate through a distributed array✨
• qarray_set_shepof(3)locate a distributed array element✨
• qarray_shepof(3)locate a distributed array element✨
• QAsciiCache(3qt)Template class that provides a cache based on char* keys✨
• qasciicache(3qt)Template class that provides a cache based on char* keys✨
• QAsciiCacheIterator(3qt)Iterator for QAsciiCache collections✨
• qasciicacheiterator(3qt)Iterator for QAsciiCache collections✨
• QAsciiDict(3qt)Template class that provides a dictionary based on char* keys✨
• qasciidict(3qt)Template class that provides a dictionary based on char* keys✨
• QAsciiDictIterator(3qt)Iterator for QAsciiDict collections✨
• qasciidictiterator(3qt)Iterator for QAsciiDict collections✨
• QAssistantClient(3qt)Means of using Qt Assistant as an application's help tool✨
• qassistantclient(3qt)Means of using Qt Assistant as an application's help tool✨
• QAxAggregated(3qt)Abstract base class for implementations of additional COM interfaces✨
• qaxaggregated(3qt)Abstract base class for implementations of additional COM interfaces✨
• QAxBase(3qt)Abstract class that provides an API to initalize and access a COM object✨
• qaxbase(3qt)Abstract class that provides an API to initalize and access a COM object✨
• QAxBindable(3qt)Interface between a QWidget and an ActiveX client✨
• qaxbindable(3qt)Interface between a QWidget and an ActiveX client✨
• QAxFactory(3qt)Defines a factory for the creation of COM components✨
• qaxfactory(3qt)Defines a factory for the creation of COM components✨
• QAxObject(3qt)QObject that wraps a COM object✨
• qaxobject(3qt)QObject that wraps a COM object✨
• QAxScript(3qt)Wrapper around script code✨
• qaxscript(3qt)Wrapper around script code✨
• QAxScriptEngine(3qt)Wrapper around a script engine✨
• qaxscriptengine(3qt)Wrapper around a script engine✨
• QAxScriptManager(3qt)Bridge between application objects and script code✨
• qaxscriptmanager(3qt)Bridge between application objects and script code✨
• QAxWidget(3qt)QWidget that wraps an ActiveX control✨
• qaxwidget(3qt)QWidget that wraps an ActiveX control✨
• qb_array_create(3)Create an array with fixed sized elements.✨
• qb_array_create_2(3)Create an array with fixed sized elements.✨
• qb_array_elems_per_bin_get(3)Get the number of elements per bin.✨
• qb_array_free(3)Free all the memory used by the array.✨
• qb_array_grow(3)Grow the array.✨
• qb_array_index(3)Get an element at a particular index.✨
• qb_array_new_bin_cb_set(3)Get a callback when a new bin is allocated.✨
• qb_array_num_bins_get(3)Get the number of bins used by the array.✨
• qb_atomic_init(3)✨
• qb_atomic_int_add(3)Atomically adds val to the integer pointed to by atomic.✨
• qb_atomic_int_compare_and_exchange(3)Compares oldval with the integer pointed to by atomic and if they are equal, atomically exchanges *atomic with newval.✨
• qb_atomic_int_exchange_and_add(3)Atomically adds val to the integer pointed to by atomic.✨
• qb_atomic_int_get(3)Reads the value of the integer pointed to by atomic.✨
• qb_atomic_int_set(3)Sets the value of the integer pointed to by atomic.✨
• qb_atomic_pointer_compare_and_exchange(3)Compares oldval with the pointer pointed to by atomic and if they are equal, atomically exchanges *atomic with newval.✨
• qb_atomic_pointer_get(3)Reads the value of the pointer pointed to by atomic.✨
• qb_atomic_pointer_set(3)Sets the value of the pointer pointed to by atomic.✨
• qb_hashtable_create(3)Create an unsorted map based on a hashtable.✨
• qb_hdb_base_convert(3)✨
• qb_hdb_create(3)Create a new database.✨
• qb_hdb_destroy(3)Destroy a handle database.✨
• qb_hdb_handle_create(3)Create a new handle.✨
• qb_hdb_handle_destroy(3)Request the destruction of the object.✨
• qb_hdb_handle_get(3)Get the instance associated with this handle and increase it's refcount.✨
• qb_hdb_handle_get_always(3)Get the instance associated with this handle and increase it's refcount.✨
• qb_hdb_handle_put(3)Put the instance associated with this handle and decrease it's refcount.✨
• qb_hdb_handle_refcount_get(3)Get the current refcount.✨
• qb_hdb_iterator_next(3)Get the next object and increament it's refcount.✨
• qb_hdb_iterator_reset(3)Reset the iterator.✨
• qb_hdb_nocheck_convert(3)✨
• qb_ipcc_connect(3)Create a connection to an IPC service.✨
• qb_ipcc_context_get(3)Get the context (set previously).✨
• qb_ipcc_context_set(3)Associate a "user" pointer with this connection.✨
• qb_ipcc_disconnect(3)Disconnect an IPC connection.✨
• qb_ipcc_event_recv(3)Receive an event.✨
• qb_ipcc_fc_enable_max_set(3)Set the maximum allowable flowcontrol value.✨
• qb_ipcc_fd_get(3)Get the file descriptor to poll.✨
• qb_ipcc_get_buffer_size(3)What is the actual buffer size used after the connection.✨
• qb_ipcc_is_connected(3)Is the connection connected?✨
• qb_ipcc_recv(3)Receive a response.✨
• qb_ipcc_send(3)Send a message.✨
• qb_ipcc_sendv(3)Send a message (iovec).✨
• qb_ipcc_sendv_recv(3)This is a convenience function that simply sends and then recvs.✨
• qb_ipcc_verify_dgram_max_msg_size(3)Test kernel dgram socket buffers to verify the largest size up to the max_msg_size value a single msg can be.✨
• qb_ipcs_connection_auth_set(3)Set the permissions on and shared memory files so that both processes can read and write to them.✨
• qb_ipcs_connection_first_get(3)Get the first connection.✨
• qb_ipcs_connection_get_buffer_size(3)Retrieve the connection ipc buffer size.✨
• qb_ipcs_connection_next_get(3)Get the next connection.✨
• qb_ipcs_connection_ref(3)Increment the connection's reference counter.✨
• qb_ipcs_connection_service_context_get(3)Get the context previously set on the service backing this connection.✨
• qb_ipcs_connection_stats_get(3)Get the connection statistics.✨
• qb_ipcs_connection_stats_get_2(3)Get (and allocate) the connection statistics.✨
• qb_ipcs_connection_unref(3)Decrement the connection's reference counter.✨
• qb_ipcs_context_get(3)Get the context (set previously).✨
• qb_ipcs_context_set(3)Associate a "user" pointer with this connection.✨
• qb_ipcs_create(3)Create a new IPC server.✨
• qb_ipcs_destroy(3)Destroy the IPC server.✨
• qb_ipcs_disconnect(3)Disconnect from this client.✨
• qb_ipcs_enforce_buffer_size(3)Enforce the max buffer size clients must use from the server side.✨
• qb_ipcs_event_send(3)Send an asynchronous event message to the client.✨
• qb_ipcs_event_sendv(3)Send an asynchronous event message to the client.✨
• qb_ipcs_poll_handlers_set(3)Set your poll callbacks.✨
• qb_ipcs_ref(3)Increase the reference counter on the service object.✨
• qb_ipcs_request_rate_limit(3)Limit the incoming request rate.✨
• qb_ipcs_response_send(3)Send a response to a incoming request.✨
• qb_ipcs_response_sendv(3)Send a response to a incoming request.✨
• qb_ipcs_run(3)run the new IPC server.✨
• qb_ipcs_service_context_get(3)Get the context (set previously).✨
• qb_ipcs_service_context_set(3)Associate a "user" pointer with this service.✨
• qb_ipcs_service_id_get(3)Get the service id related to this connection's service.✨
• qb_ipcs_stats_get(3)Get the service statistics.✨
• qb_ipcs_unref(3)Decrease the reference counter on the service object.✨
• qb_list_add(3)Add this element to the list.✨
• qb_list_add_tail(3)Add to the list (but at the end of the list).✨
• qb_list_del(3)Delete an entry from the list.✨
• qb_list_empty(3)A quick test to see if the list is empty (pointing to it's self).✨
• qb_list_init(3)Initialize the list entry.✨
• qb_list_is_last(3)Tests whether list is the last entry in list head.✨
• qb_list_length(3)Count the number of items in the list.✨
• qb_list_replace(3)Replace old entry by new one.✨
• qb_list_splice(3)Join two lists.✨
• qb_list_splice_tail(3)Join two lists, each list being a queue.✨
• qb_log_blackbox_print_from_file(3)Read the blackbox for file and print it out.✨
• qb_log_blackbox_write_to_file(3)Write the blackbox to file.✨
• qb_log_callsite_get(3)Get or create a callsite at the given position.✨
• qb_log_callsites_dump(3)Dump the callsite info to stdout.✨
• qb_log_callsites_register(3)If you are using dynamically loadable modules via dlopen() and you load them after qb_log_init() then after you load the module you will need to do the following to get the filters to work in that…✨
• qb_log_ctl(3)Main logging control function.✨
• qb_log_ctl2(3)Extension of main logging control function accepting also strings.✨
• qb_log_custom_close(3)Close a custom log target and release its resources.✨
• qb_log_custom_open(3)Open a custom log target.✨
• qb_log_facility2int(3)Convert string "auth" to equivalent number "LOG_AUTH" etc.✨
• qb_log_facility2str(3)Convert number "LOG_AUTH" to equivalent string "auth" etc.✨
• qb_log_file_close(3)Close a log file and release its resources.✨
• qb_log_file_open(3)Open a log file.✨
• qb_log_file_reopen(3)Open a new log file for an existing target.✨
• qb_log_filter_ctl(3)This allows you modify the 'tags' and 'targets' callsite fields at runtime.✨
• qb_log_filter_ctl2(3)This extends qb_log_filter_ctl() by been able to provide a high_priority.✨
• qb_log_filter_fn_set(3)Instead of using the qb_log_filter_ctl() functions you can apply the filters manually by defining a callback and setting the targets field using qb_bit_set() and qb_bit_clear() like the following…✨
• qb_log_fini(3)Logging system finalization function.✨
• qb_log_format_set(3)Set the format specifiers.✨
• qb_log_from_external_source(3)This function is to import logs from other code (like libraries) that provide a callback with their logs.✨
• qb_log_from_external_source_va(3)✨
• qb_log_init(3)Init the logging system.✨
• qb_log_real_(3)Internal function: use qb_log() or qb_logt().✨
• qb_log_real_va_(3)✨
• qb_log_tags_stringify_fn_set(3)Set the callback to map the 'tags' bit map to a string.✨
• qb_log_target_format(3)Format the callsite and timestamp info according to the format.✨
• qb_log_target_user_data_get(3)Retrieve the user data set by either qb_log_custom_open or qb_log_target_user_data_set.✨
• qb_log_target_user_data_set(3)Associate user data with this log target.✨
• qb_log_thread_priority_set(3)When using threaded logging set the pthread policy and priority.✨
• qb_log_thread_start(3)Start the logging pthread.✨
• qb_loop_create(3)Create a new main loop.✨
• qb_loop_destroy(3)✨
• qb_loop_job_add(3)Add a job to the mainloop.✨
• qb_loop_job_del(3)Delete a job from the mainloop.✨
• qb_loop_poll_add(3)Add a poll job to the mainloop.✨
• qb_loop_poll_del(3)Delete a poll job.✨
• qb_loop_poll_low_fds_event_set(3)Set a callback to receive events on file descriptors getting low.✨
• qb_loop_poll_mod(3)Modify a poll job.✨
• qb_loop_run(3)Run the main loop.✨
• qb_loop_signal_add(3)Add a signal job.✨
• qb_loop_signal_del(3)Delete the signal job.✨
• qb_loop_signal_mod(3)Modify the signal job.✨
• qb_loop_stop(3)Stop the main loop.✨
• qb_loop_timer_add(3)Add a timer to the mainloop.✨
• qb_loop_timer_del(3)Delete a timer that is still outstanding.✨
• qb_loop_timer_expire_time_get(3)Get the expiration time of the timer, as set when the timer was created.✨
• qb_loop_timer_expire_time_remaining(3)Get the time remaining before the timer expires.✨
• qb_loop_timer_is_running(3)Check to see if a timer that is still outstanding.✨
• qb_map_count_get(3)Get the number of items in the map.✨
• qb_map_destroy(3)Destroy the map, removes all the items from the map.✨
• qb_map_foreach(3)Calls the given function for each of the key/value pairs in the map.✨
• qb_map_get(3)Gets the value corresponding to the given key.✨
• qb_map_iter_create(3)Create an iterator.✨
• qb_map_iter_free(3)free the iterator✨
• qb_map_iter_next(3)Get the next item.✨
• qb_map_notify_add(3)Add a notifier to the map.✨
• qb_map_notify_del(3)Delete a notifier from the map.✨
• qb_map_notify_del_2(3)Delete a notifier from the map (including the userdata).✨
• qb_map_pref_iter_create(3)Create a prefix iterator.✨