Files
wireplumber/lib/wp/event-hook.h
Ashok Sidipotu 33ee9984ed Revert "event-dispatcher: after-events hooks to get the trigger event info"
This reverts commit f97e60a331e72e1c1b79075a9498517628e2a349.
2023-04-17 07:47:09 -04:00

193 lines
8.3 KiB
C

/* WirePlumber
*
* Copyright © 2022 Collabora Ltd.
* @author George Kiagiadakis <george.kiagiadakis@collabora.com>
*
* SPDX-License-Identifier: MIT
*/
#ifndef __WIREPLUMBER_EVENT_HOOK_H__
#define __WIREPLUMBER_EVENT_HOOK_H__
#include "properties.h"
#include "object-interest.h"
G_BEGIN_DECLS
typedef struct _WpEvent WpEvent;
typedef struct _WpEventDispatcher WpEventDispatcher;
typedef enum {
WP_EVENT_HOOK_EXEC_TYPE_ON_EVENT,
WP_EVENT_HOOK_EXEC_TYPE_AFTER_EVENTS,
} WpEventHookExecType;
#define PRIORITY_STEP 10
#define PRIORITY_JUMP 100
typedef enum
{
WP_EVENT_HOOK_DEFAULT_PRIORITY_BASE = 0,
WP_EVENT_HOOK_DEFAULT_PRIORITY_RESCAN_POLICY = WP_EVENT_HOOK_DEFAULT_PRIORITY_BASE,
WP_EVENT_HOOK_DEFAULT_PRIORITY_AFTER_EVENTS_DEFAULT_NODES_STATE_SAVE = WP_EVENT_HOOK_DEFAULT_PRIORITY_RESCAN_POLICY + PRIORITY_STEP, WP_EVENT_HOOK_DEFAULT_PRIORITY_RESCAN_DEFAULT_NODES = WP_EVENT_HOOK_DEFAULT_PRIORITY_AFTER_EVENTS_DEFAULT_NODES_STATE_SAVE + PRIORITY_STEP,
WP_EVENT_HOOK_DEFAULT_PRIORITY_NODE_ADDED = WP_EVENT_HOOK_DEFAULT_PRIORITY_RESCAN_POLICY + PRIORITY_JUMP,
WP_EVENT_HOOK_DEFAULT_PRIORITY_NODE_ADDED_RESTORE_STREAM = WP_EVENT_HOOK_DEFAULT_PRIORITY_NODE_ADDED,
WP_EVENT_HOOK_DEFAULT_PRIORITY_NODE_ADDED_CREATE_ITEM = WP_EVENT_HOOK_DEFAULT_PRIORITY_NODE_ADDED_RESTORE_STREAM - PRIORITY_STEP,
WP_EVENT_HOOK_DEFAULT_PRIORITY_NODE_REMOVED = WP_EVENT_HOOK_DEFAULT_PRIORITY_NODE_ADDED + PRIORITY_JUMP,
WP_EVENT_HOOK_DEFAULT_PRIORITY_NODE_REMOVED_POLICY_BLUETOOTH = WP_EVENT_HOOK_DEFAULT_PRIORITY_NODE_REMOVED,
WP_EVENT_HOOK_DEFAULT_PRIORITY_NODE_REMOVED_CREATE_ITEM = WP_EVENT_HOOK_DEFAULT_PRIORITY_NODE_REMOVED_POLICY_BLUETOOTH - PRIORITY_STEP,
WP_EVENT_HOOK_DEFAULT_PRIORITY_NODE_CHANGED = WP_EVENT_HOOK_DEFAULT_PRIORITY_NODE_REMOVED + PRIORITY_JUMP,
WP_EVENT_HOOK_DEFAULT_PRIORITY_NODE_CHANGED_RESTORE_STREAM = WP_EVENT_HOOK_DEFAULT_PRIORITY_NODE_CHANGED,
WP_EVENT_HOOK_DEFAULT_PRIORITY_NODE_PARMS_CHANGED = WP_EVENT_HOOK_DEFAULT_PRIORITY_NODE_CHANGED + PRIORITY_JUMP,
WP_EVENT_HOOK_DEFAULT_PRIORITY_NODE_PARMS_CHANGED_POLICY_BLUETOOTH = WP_EVENT_HOOK_DEFAULT_PRIORITY_NODE_PARMS_CHANGED,
WP_EVENT_HOOK_DEFAULT_PRIORITY_DEVICE_ADDED = WP_EVENT_HOOK_DEFAULT_PRIORITY_NODE_PARMS_CHANGED + PRIORITY_JUMP,
WP_EVENT_HOOK_DEFAULT_PRIORITY_DEVICE_ADDED_DEFAULT_PROFILE = WP_EVENT_HOOK_DEFAULT_PRIORITY_DEVICE_ADDED,
WP_EVENT_HOOK_DEFAULT_PRIORITY_DEVICE_ADDED_POLICY_DEVICE_PROFILE = WP_EVENT_HOOK_DEFAULT_PRIORITY_DEVICE_ADDED_DEFAULT_PROFILE - PRIORITY_STEP,
WP_EVENT_HOOK_DEFAULT_PRIORITY_DEVICE_ADDED_POLICY_BLUETOOTH = WP_EVENT_HOOK_DEFAULT_PRIORITY_DEVICE_ADDED_POLICY_DEVICE_PROFILE - PRIORITY_STEP,
WP_EVENT_HOOK_DEFAULT_PRIORITY_DEVICE_ADDED_POLICY_DEVICE_ROUTES = WP_EVENT_HOOK_DEFAULT_PRIORITY_DEVICE_ADDED_POLICY_BLUETOOTH - PRIORITY_STEP,
WP_EVENT_HOOK_DEFAULT_PRIORITY_DEVICE_REMOVED = WP_EVENT_HOOK_DEFAULT_PRIORITY_DEVICE_ADDED + PRIORITY_JUMP,
WP_EVENT_HOOK_DEFAULT_PRIORITY_DEVICE_REMOVED_POLICY_DEVICE_PROFILE = WP_EVENT_HOOK_DEFAULT_PRIORITY_DEVICE_REMOVED,
WP_EVENT_HOOK_DEFAULT_PRIORITY_DEVICE_PARAMS_CHANGED = WP_EVENT_HOOK_DEFAULT_PRIORITY_DEVICE_REMOVED + PRIORITY_JUMP,
WP_EVENT_HOOK_DEFAULT_PRIORITY_DEVICE_PARAMS_CHANGED_DEFAULT_PROFILE = WP_EVENT_HOOK_DEFAULT_PRIORITY_DEVICE_PARAMS_CHANGED,
WP_EVENT_HOOK_DEFAULT_PRIORITY_DEVICE_PARAMS_CHANGED_POLICY_DEVICE_PROFILE = WP_EVENT_HOOK_DEFAULT_PRIORITY_DEVICE_PARAMS_CHANGED_DEFAULT_PROFILE - PRIORITY_STEP,
WP_EVENT_HOOK_DEFAULT_PRIORITY_DEVICE_PARAMS_CHANGED_POLICY_DEVICE_ROUTES = WP_EVENT_HOOK_DEFAULT_PRIORITY_DEVICE_PARAMS_CHANGED_POLICY_DEVICE_PROFILE - PRIORITY_JUMP,
WP_EVENT_HOOK_DEFAULT_PRIORITY_LINKABLE_ADDED = WP_EVENT_HOOK_DEFAULT_PRIORITY_DEVICE_PARAMS_CHANGED + PRIORITY_JUMP,
WP_EVENT_HOOK_DEFAULT_PRIORITY_LINKABLE_ADDED_CREATE_ITEM = WP_EVENT_HOOK_DEFAULT_PRIORITY_LINKABLE_ADDED,
WP_EVENT_HOOK_DEFAULT_PRIORITY_LINKABLE_REMOVED = WP_EVENT_HOOK_DEFAULT_PRIORITY_LINKABLE_ADDED + PRIORITY_JUMP,
WP_EVENT_HOOK_DEFAULT_PRIORITY_LINKABLE_REMOVED_CREATE_ITEM = WP_EVENT_HOOK_DEFAULT_PRIORITY_LINKABLE_REMOVED,
WP_EVENT_HOOK_DEFAULT_PRIORITY_DEFAULT_METADATA_ADDED = WP_EVENT_HOOK_DEFAULT_PRIORITY_LINKABLE_REMOVED + PRIORITY_JUMP,
WP_EVENT_HOOK_DEFAULT_PRIORITY_DEFAULT_METADATA_ADDED_DEFAULT_NODES = WP_EVENT_HOOK_DEFAULT_PRIORITY_DEFAULT_METADATA_ADDED,
WP_EVENT_HOOK_DEFAULT_PRIORITY_DEFAULT_METADATA_ADDED_DEFAULT_NODES_API = WP_EVENT_HOOK_DEFAULT_PRIORITY_DEFAULT_METADATA_ADDED_DEFAULT_NODES - PRIORITY_STEP,
WP_EVENT_HOOK_DEFAULT_PRIORITY_DEFAULT_METADATA_ADDED_RESTORE_STREAM = WP_EVENT_HOOK_DEFAULT_PRIORITY_DEFAULT_METADATA_ADDED_DEFAULT_NODES_API - PRIORITY_STEP,
WP_EVENT_HOOK_DEFAULT_PRIORITY_DEFAULT_METADATA_CHANGED = WP_EVENT_HOOK_DEFAULT_PRIORITY_DEFAULT_METADATA_ADDED_DEFAULT_NODES + PRIORITY_JUMP,
WP_EVENT_HOOK_DEFAULT_PRIORITY_DEFAULT_METADATA_CHANGED_DEFAULT_NODES = WP_EVENT_HOOK_DEFAULT_PRIORITY_DEFAULT_METADATA_CHANGED,
WP_EVENT_HOOK_DEFAULT_PRIORITY_DEFAULT_METADATA_CHANGED_DEFAULT_NODES_API = WP_EVENT_HOOK_DEFAULT_PRIORITY_DEFAULT_METADATA_CHANGED_DEFAULT_NODES - PRIORITY_STEP,
WP_EVENT_HOOK_DEFAULT_PRIORITY_DEFAULT_METADATA_CHANGED_POLICY_BLUETOOTH = WP_EVENT_HOOK_DEFAULT_PRIORITY_DEFAULT_METADATA_CHANGED_DEFAULT_NODES_API - PRIORITY_STEP,
WP_EVENT_HOOK_DEFAULT_PRIORITY_DEFAULT_METADATA_CHANGED_RESTORE_STREAM = WP_EVENT_HOOK_DEFAULT_PRIORITY_DEFAULT_METADATA_CHANGED_POLICY_BLUETOOTH - PRIORITY_STEP,
} WpEventHookDefaultPriorityType;
/*! \defgroup wpeventhook WpEventHook */
/*!
* \struct WpEventHook
*
* The event hook is a structure that describes some executable action
* that an event dispatcher will run when a matching event has been received.
*/
#define WP_TYPE_EVENT_HOOK (wp_event_hook_get_type ())
WP_API
G_DECLARE_DERIVABLE_TYPE (WpEventHook, wp_event_hook, WP, EVENT_HOOK, GObject)
struct _WpEventHookClass
{
GObjectClass parent_class;
gboolean (*runs_for_event) (WpEventHook * self, WpEvent * event);
void (*run) (WpEventHook * self, WpEvent * event, GCancellable * cancellable,
GAsyncReadyCallback callback, gpointer callback_data);
gboolean (*finish) (WpEventHook * self, GAsyncResult * res, GError ** error);
/*< private >*/
WP_PADDING(5)
};
WP_API
gint wp_event_hook_get_priority (WpEventHook * self);
WP_API
gchar * wp_event_hook_get_name (WpEventHook * self);
WP_API
WpEventHookExecType wp_event_hook_get_exec_type (WpEventHook * self);
WP_PRIVATE_API
WpEventDispatcher * wp_event_hook_get_dispatcher (WpEventHook * self);
WP_PRIVATE_API
void wp_event_hook_set_dispatcher (WpEventHook * self,
WpEventDispatcher * dispatcher);
WP_API
gboolean wp_event_hook_runs_for_event (WpEventHook * self, WpEvent * event);
WP_API
void wp_event_hook_run (WpEventHook * self,
WpEvent * event, GCancellable * cancellable,
GAsyncReadyCallback callback, gpointer callback_data);
WP_API
gboolean wp_event_hook_finish (WpEventHook * self, GAsyncResult * res,
GError ** error);
/*!
* \brief The WpInterestEventHook GType
* \ingroup wpeventhook
*/
#define WP_TYPE_INTEREST_EVENT_HOOK (wp_interest_event_hook_get_type ())
WP_API
G_DECLARE_DERIVABLE_TYPE (WpInterestEventHook, wp_interest_event_hook,
WP, INTEREST_EVENT_HOOK, WpEventHook)
struct _WpInterestEventHookClass
{
WpEventHookClass parent_class;
/*< private >*/
WP_PADDING(4)
};
WP_API
void wp_interest_event_hook_add_interest (WpInterestEventHook * self,
...) G_GNUC_NULL_TERMINATED;
WP_API
void wp_interest_event_hook_add_interest_full (WpInterestEventHook * self,
WpObjectInterest * interest);
/*!
* \brief The WpSimpleEventHook GType
* \ingroup wpeventhook
*/
#define WP_TYPE_SIMPLE_EVENT_HOOK (wp_simple_event_hook_get_type ())
WP_API
G_DECLARE_FINAL_TYPE (WpSimpleEventHook, wp_simple_event_hook,
WP, SIMPLE_EVENT_HOOK, WpInterestEventHook)
WP_API
WpEventHook * wp_simple_event_hook_new (const gchar *name, gint priority,
WpEventHookExecType type, GClosure * closure);
/*!
* \brief The WpAsyncEventHook GType
* \ingroup wpeventhook
*/
#define WP_TYPE_ASYNC_EVENT_HOOK (wp_async_event_hook_get_type ())
WP_API
G_DECLARE_FINAL_TYPE (WpAsyncEventHook, wp_async_event_hook,
WP, ASYNC_EVENT_HOOK, WpInterestEventHook)
WP_API
WpEventHook * wp_async_event_hook_new (const gchar *name, gint priority,
WpEventHookExecType type, GClosure * get_next_step,
GClosure * execute_step);
G_END_DECLS
#endif