DBusPendingCall private implementation details. More...

Data Structures
struct	DBusPendingCall
	Implementation details of DBusPendingCall - all fields are private. More...

Macros
#define	CONNECTION_LOCK(connection) _dbus_connection_lock(connection)
	Internals of DBusPendingCall. More...

#define	CONNECTION_UNLOCK(connection) _dbus_connection_unlock(connection)
	shorter and more visible way to write _dbus_connection_unlock() More...

Functions
DBusPendingCall *	_dbus_pending_call_new_unlocked (DBusConnection *connection, int timeout_milliseconds, DBusTimeoutHandler timeout_handler)
	Creates a new pending reply object. More...

void	_dbus_pending_call_set_reply_unlocked (DBusPendingCall pending, DBusMessage message)
	Sets the reply of a pending call with the given message, or if the message is NULL, by timing out the pending call. More...

void	_dbus_pending_call_start_completion_unlocked (DBusPendingCall *pending)
	Sets the pending call to completed. More...

void	_dbus_pending_call_finish_completion (DBusPendingCall *pending)
	Call the notifier function for the pending call. More...

void	_dbus_pending_call_queue_timeout_error_unlocked (DBusPendingCall pending, DBusConnection connection)
	If the pending call hasn't been timed out, add its timeout error reply to the connection's incoming message queue. More...

dbus_bool_t	_dbus_pending_call_is_timeout_added_unlocked (DBusPendingCall *pending)
	Checks to see if a timeout has been added. More...

void	_dbus_pending_call_set_timeout_added_unlocked (DBusPendingCall *pending, dbus_bool_t is_added)
	Sets wether the timeout has been added. More...

DBusTimeout *	_dbus_pending_call_get_timeout_unlocked (DBusPendingCall *pending)
	Retrives the timeout. More...

dbus_uint32_t	_dbus_pending_call_get_reply_serial_unlocked (DBusPendingCall *pending)
	Gets the reply's serial number. More...

void	_dbus_pending_call_set_reply_serial_unlocked (DBusPendingCall *pending, dbus_uint32_t serial)
	Sets the reply's serial number. More...

DBusConnection *	_dbus_pending_call_get_connection_and_lock (DBusPendingCall *pending)
	Gets the connection associated with this pending call. More...

DBusConnection *	_dbus_pending_call_get_connection_unlocked (DBusPendingCall *pending)
	Gets the connection associated with this pending call. More...

dbus_bool_t	_dbus_pending_call_set_timeout_error_unlocked (DBusPendingCall pending, DBusMessage message, dbus_uint32_t serial)
	Sets the reply message associated with the pending call to a timeout error. More...

DBusPendingCall *	_dbus_pending_call_ref_unlocked (DBusPendingCall *pending)
	Increments the reference count on a pending call, while the lock on its connection is already held. More...

void	_dbus_pending_call_unref_and_unlock (DBusPendingCall *pending)
	Decrements the reference count on a pending call, freeing it if the count reaches 0. More...

dbus_bool_t	_dbus_pending_call_get_completed_unlocked (DBusPendingCall *pending)
	Checks whether the pending call has received a reply yet, or not. More...

dbus_bool_t	_dbus_pending_call_set_data_unlocked (DBusPendingCall pending, dbus_int32_t slot, void data, DBusFreeFunction free_data_func)
	Stores a pointer on a DBusPendingCall, along with an optional function to be used for freeing the data when the data is set again, or when the pending call is finalized. More...

Detailed Description

DBusPendingCall private implementation details.

The guts of DBusPendingCall and its methods.

Macro Definition Documentation

◆ CONNECTION_LOCK

#define CONNECTION_LOCK ( connection ) _dbus_connection_lock(connection)

Internals of DBusPendingCall.

Opaque object representing a reply message that we're waiting for. shorter and more visible way to write _dbus_connection_lock()

Definition at line 53 of file dbus-pending-call.c.

◆ CONNECTION_UNLOCK

#define CONNECTION_UNLOCK ( connection ) _dbus_connection_unlock(connection)

shorter and more visible way to write _dbus_connection_unlock()

Definition at line 57 of file dbus-pending-call.c.

Function Documentation

◆ _dbus_pending_call_finish_completion()

void _dbus_pending_call_finish_completion ( DBusPendingCall * pending )

Call the notifier function for the pending call.

This method must be called after the connection lock has been released, and must be paired with a call to _dbus_pending_call_start_completion_unlocked().

Parameters

pending the pending call

Definition at line 233 of file dbus-pending-call.c.

References _dbus_assert, DBusPendingCall::completed, dbus_pending_call_get_data(), and DBusPendingCall::function.

◆ _dbus_pending_call_get_completed_unlocked()

dbus_bool_t _dbus_pending_call_get_completed_unlocked ( DBusPendingCall * pending )

Checks whether the pending call has received a reply yet, or not.

Assumes connection lock is held.

Parameters

pending the pending call

Returns: TRUE if a reply has been received

Definition at line 507 of file dbus-pending-call.c.

References DBusPendingCall::completed.

◆ _dbus_pending_call_get_connection_and_lock()

DBusConnection * _dbus_pending_call_get_connection_and_lock ( DBusPendingCall * pending )

Gets the connection associated with this pending call.

Parameters

pending the pending_call

Returns: the connection associated with the pending call

Definition at line 350 of file dbus-pending-call.c.

References _dbus_assert, DBusPendingCall::connection, CONNECTION_LOCK, and NULL.

Referenced by _dbus_connection_block_pending_call().

◆ _dbus_pending_call_get_connection_unlocked()

DBusConnection * _dbus_pending_call_get_connection_unlocked ( DBusPendingCall * pending )

Gets the connection associated with this pending call.

Parameters

pending the pending_call

Returns: the connection associated with the pending call

Definition at line 365 of file dbus-pending-call.c.

References _dbus_assert, DBusPendingCall::connection, and NULL.

◆ _dbus_pending_call_get_reply_serial_unlocked()

dbus_uint32_t _dbus_pending_call_get_reply_serial_unlocked ( DBusPendingCall * pending )

Gets the reply's serial number.

Parameters

pending the pending_call

Returns: a serial number for the reply or 0

Definition at line 320 of file dbus-pending-call.c.

References _dbus_assert, NULL, and DBusPendingCall::reply_serial.

◆ _dbus_pending_call_get_timeout_unlocked()

DBusTimeout * _dbus_pending_call_get_timeout_unlocked ( DBusPendingCall * pending )

Retrives the timeout.

Parameters

pending the pending_call

Returns: a timeout object or NULL if call has no timeout

Definition at line 306 of file dbus-pending-call.c.

References _dbus_assert, NULL, and DBusPendingCall::timeout.

Referenced by _dbus_connection_queue_received_message_link().

◆ _dbus_pending_call_is_timeout_added_unlocked()

dbus_bool_t _dbus_pending_call_is_timeout_added_unlocked ( DBusPendingCall * pending )

Checks to see if a timeout has been added.

Parameters

pending the pending_call

Returns: TRUE if there is a timeout or FALSE if not

Definition at line 275 of file dbus-pending-call.c.

References _dbus_assert, NULL, and DBusPendingCall::timeout_added.

Referenced by _dbus_connection_queue_received_message_link().

◆ _dbus_pending_call_new_unlocked()

DBusPendingCall * _dbus_pending_call_new_unlocked	(	DBusConnection *	connection,
		int	timeout_milliseconds,
		DBusTimeoutHandler	timeout_handler
	)

Creates a new pending reply object.

Parameters

connection	connection where reply will arrive
timeout_milliseconds	length of timeout, -1 (or DBUS_TIMEOUT_USE_DEFAULT) for default, DBUS_TIMEOUT_INFINITE for no timeout
timeout_handler	timeout handler, takes pending call as data

Returns: a new DBusPendingCall or NULL if no memory.

Definition at line 118 of file dbus-pending-call.c.

References _dbus_assert, and dbus_pending_call_allocate_data_slot().

◆ _dbus_pending_call_queue_timeout_error_unlocked()

void _dbus_pending_call_queue_timeout_error_unlocked	(	DBusPendingCall *	pending,
		DBusConnection *	connection
	)

If the pending call hasn't been timed out, add its timeout error reply to the connection's incoming message queue.

Parameters

pending	the pending call
connection	the connection the call was sent to

Definition at line 255 of file dbus-pending-call.c.

References _dbus_assert, _dbus_connection_queue_synthesized_message_link(), DBusPendingCall::connection, NULL, and DBusPendingCall::timeout_link.

◆ _dbus_pending_call_ref_unlocked()

DBusPendingCall * _dbus_pending_call_ref_unlocked ( DBusPendingCall * pending )

Increments the reference count on a pending call, while the lock on its connection is already held.

Parameters

pending the pending call object

Returns: the pending call object

Definition at line 421 of file dbus-pending-call.c.

References _dbus_atomic_inc(), and DBusPendingCall::refcount.

◆ _dbus_pending_call_set_data_unlocked()

dbus_bool_t _dbus_pending_call_set_data_unlocked	(	DBusPendingCall *	pending,
		dbus_int32_t	slot,
		void *	data,
		DBusFreeFunction	free_data_func
	)

Stores a pointer on a DBusPendingCall, along with an optional function to be used for freeing the data when the data is set again, or when the pending call is finalized.

The slot number must have been allocated with dbus_pending_call_allocate_data_slot().

Parameters

pending	the pending_call
slot	the slot number
data	the data to store
free_data_func	finalizer function for the data

Returns: TRUE if there was enough memory to store the data

Definition at line 529 of file dbus-pending-call.c.

References _dbus_data_slot_list_set().

Referenced by dbus_pending_call_set_data(), and dbus_pending_call_set_notify().

◆ _dbus_pending_call_set_reply_serial_unlocked()

void _dbus_pending_call_set_reply_serial_unlocked	(	DBusPendingCall *	pending,
		dbus_uint32_t	serial
	)

Sets the reply's serial number.

Parameters

pending	the pending_call
serial	the serial number

Definition at line 334 of file dbus-pending-call.c.

References _dbus_assert, NULL, and DBusPendingCall::reply_serial.

Referenced by _dbus_pending_call_set_timeout_error_unlocked().

◆ _dbus_pending_call_set_reply_unlocked()

void _dbus_pending_call_set_reply_unlocked	(	DBusPendingCall *	pending,
		DBusMessage *	message
	)

Sets the reply of a pending call with the given message, or if the message is NULL, by timing out the pending call.

Parameters

pending	the pending call
message	the message to complete the call with, or NULL to time out the call

Definition at line 181 of file dbus-pending-call.c.

References _dbus_assert, _dbus_list_clear(), DBusList::data, dbus_message_get_reply_serial(), dbus_message_get_type(), dbus_message_ref(), DBUS_MESSAGE_TYPE_ERROR, DBUS_MESSAGE_TYPE_METHOD_RETURN, NULL, DBusPendingCall::reply, DBusPendingCall::reply_serial, and DBusPendingCall::timeout_link.

◆ _dbus_pending_call_set_timeout_added_unlocked()

void _dbus_pending_call_set_timeout_added_unlocked	(	DBusPendingCall *	pending,
		dbus_bool_t	is_added
	)

Sets wether the timeout has been added.

Parameters

pending	the pending_call
is_added	whether or not a timeout is added

Definition at line 290 of file dbus-pending-call.c.

References _dbus_assert, NULL, and DBusPendingCall::timeout_added.

Referenced by _dbus_connection_queue_received_message_link().

◆ _dbus_pending_call_set_timeout_error_unlocked()

dbus_bool_t _dbus_pending_call_set_timeout_error_unlocked	(	DBusPendingCall *	pending,
		DBusMessage *	message,
		dbus_uint32_t	serial
	)

Sets the reply message associated with the pending call to a timeout error.

Parameters

pending	the pending_call
message	the message we are sending the error reply to
serial	serial number for the reply

Returns: FALSE on OOM

Definition at line 381 of file dbus-pending-call.c.

References _dbus_list_alloc_link(), _dbus_pending_call_set_reply_serial_unlocked(), DBUS_ERROR_NO_REPLY, dbus_message_new_error(), dbus_message_unref(), FALSE, NULL, DBusPendingCall::timeout_link, and TRUE.

◆ _dbus_pending_call_start_completion_unlocked()

void _dbus_pending_call_start_completion_unlocked ( DBusPendingCall * pending )

Sets the pending call to completed.

This method is called with the connection lock held, to protect pending->completed. It must be paired with a call to _dbus_pending_call_finish_completion() after the connection lock has been released.

Parameters

pending the pending call

Definition at line 216 of file dbus-pending-call.c.

References _dbus_assert, DBusPendingCall::completed, and TRUE.

◆ _dbus_pending_call_unref_and_unlock()

void _dbus_pending_call_unref_and_unlock ( DBusPendingCall * pending )

Decrements the reference count on a pending call, freeing it if the count reaches 0.

Assumes connection lock is already held.

Parameters

pending the pending call object

Definition at line 484 of file dbus-pending-call.c.

References _dbus_assert, _dbus_atomic_dec(), and DBusPendingCall::refcount.

Data Structures

Macros

Functions

Detailed Description

Macro Definition Documentation

◆ CONNECTION_LOCK

◆ CONNECTION_UNLOCK

Function Documentation

◆ _dbus_pending_call_finish_completion()

◆ _dbus_pending_call_get_completed_unlocked()

◆ _dbus_pending_call_get_connection_and_lock()

◆ _dbus_pending_call_get_connection_unlocked()

◆ _dbus_pending_call_get_reply_serial_unlocked()

◆ _dbus_pending_call_get_timeout_unlocked()

◆ _dbus_pending_call_is_timeout_added_unlocked()

◆ _dbus_pending_call_new_unlocked()

◆ _dbus_pending_call_queue_timeout_error_unlocked()

◆ _dbus_pending_call_ref_unlocked()

◆ _dbus_pending_call_set_data_unlocked()

◆ _dbus_pending_call_set_reply_serial_unlocked()

◆ _dbus_pending_call_set_reply_unlocked()

◆ _dbus_pending_call_set_timeout_added_unlocked()

◆ _dbus_pending_call_set_timeout_error_unlocked()

◆ _dbus_pending_call_start_completion_unlocked()

◆ _dbus_pending_call_unref_and_unlock()