/* PipeWire */
/* SPDX-FileCopyrightText: Copyright © 2018 Wim Taymans */
/* SPDX-License-Identifier: MIT */
#ifndef PIPEWIRE_CLIENT_H
#define PIPEWIRE_CLIENT_H
#ifdef __cplusplus
extern "C" {
#endif
#include <spa/utils/defs.h>
#include <spa/param/param.h>
#include <pipewire/type.h>
#include <pipewire/proxy.h>
#include <pipewire/permission.h>
/** \defgroup pw_client Client
* Client interface
*/
/**
* \ addtogroup pw_client
* \ {
*/
#define PW_TYPE_INTERFACE_Client PW_TYPE_INFO_INTERFACE_BASE "Client"
#define PW_CLIENT_PERM_MASK PW_PERM_RWXM
#define PW_VERSION_CLIENT 3
struct pw_client;
#ifndef PW_API_CLIENT_IMPL
#define PW_API_CLIENT_IMPL static inline
#endif
/* default ID of the current client after connect */
#define PW_ID_CLIENT 1
/** The client information. Extra information can be added in later versions */
struct pw_client_info {
uint32_t id; /**< id of the global */
#define PW_CLIENT_CHANGE_MASK_PROPS (1 << 0 )
#define PW_CLIENT_CHANGE_MASK_ALL ((1 << 1 )-1 )
uint64_t change_mask; /**< bitfield of changed fields since last call */
struct spa_dict *props; /**< extra properties */
};
/** Update an existing \ref pw_client_info with \a update with reset */
struct pw_client_info *
pw_client_info_update(struct pw_client_info *info,
const struct pw_client_info *update);
/** Merge an existing \ref pw_client_info with \a update */
struct pw_client_info *
pw_client_info_merge(struct pw_client_info *info,
const struct pw_client_info *update, bool reset);
/** Free a \ref pw_client_info */
void pw_client_info_free(struct pw_client_info *info);
#define PW_CLIENT_EVENT_INFO 0
#define PW_CLIENT_EVENT_PERMISSIONS 1
#define PW_CLIENT_EVENT_NUM 2
/** Client events */
struct pw_client_events {
#define PW_VERSION_CLIENT_EVENTS 0
uint32_t version;
/**
* Notify client info
*
* \ param info info about the client
*/
void (*info) (void *data, const struct pw_client_info *info);
/**
* Notify a client permission
*
* Event emitted as a result of the get_permissions method .
*
* \ param default_permissions the default permissions
* \ param index the index of the first permission entry
* \ param n_permissions the number of permissions
* \ param permissions the permissions
*/
void (*permissions) (void *data,
uint32_t index,
uint32_t n_permissions,
const struct pw_permission *permissions);
};
#define PW_CLIENT_METHOD_ADD_LISTENER 0
#define PW_CLIENT_METHOD_ERROR 1
#define PW_CLIENT_METHOD_UPDATE_PROPERTIES 2
#define PW_CLIENT_METHOD_GET_PERMISSIONS 3
#define PW_CLIENT_METHOD_UPDATE_PERMISSIONS 4
#define PW_CLIENT_METHOD_NUM 5
/** Client methods */
struct pw_client_methods {
#define PW_VERSION_CLIENT_METHODS 0
uint32_t version;
int (*add_listener) (void *object,
struct spa_hook *listener,
const struct pw_client_events *events,
void *data);
/**
* Send an error to a client
*
* \ param id the global id to report the error on
* \ param res an errno style error code
* \ param message an error string
*
* This requires W and X permissions on the client .
*/
int (*error) (void *object, uint32_t id, int res, const char *message);
/**
* Update client properties
*
* \ param props new properties
*
* This requires W and X permissions on the client .
*/
int (*update_properties) (void *object, const struct spa_dict *props);
/**
* Get client permissions
*
* A permissions event will be emitted with the permissions .
*
* \ param index the first index to query , 0 for first
* \ param num the maximum number of items to get
*
* This requires W and X permissions on the client .
*/
int (*get_permissions) (void *object, uint32_t index, uint32_t num);
/**
* Manage the permissions of the global objects for this
* client
*
* Update the permissions of the global objects using the
* provided array with permissions
*
* Globals can use the default permissions or can have specific
* permissions assigned to them .
*
* \ param n_permissions number of permissions
* \ param permissions array of permissions
*
* This requires W and X permissions on the client .
*/
int (*update_permissions) (void *object, uint32_t n_permissions,
const struct pw_permission *permissions);
};
/** \copydoc pw_client_methods.add_listener
* \sa pw_client_methods.add_listener */
PW_API_CLIENT_IMPL int pw_client_add_listener(struct pw_client *object,
struct spa_hook *listener,
const struct pw_client_events *events,
void *data)
{
return spa_api_method_r(int , -ENOTSUP, pw_client, (struct spa_interface*)object, add_listener, 0 ,
listener, events, data);
}
/** \copydoc pw_client_methods.error
* \sa pw_client_methods.error */
PW_API_CLIENT_IMPL int pw_client_error(struct pw_client *object, uint32_t id, int res, const char *message)
{
return spa_api_method_r(int , -ENOTSUP, pw_client, (struct spa_interface*)object, error, 0 ,
id, res, message);
}
/** \copydoc pw_client_methods.update_properties
* \sa pw_client_methods.update_properties */
PW_API_CLIENT_IMPL int pw_client_update_properties(struct pw_client *object, const struct spa_dict *props)
{
return spa_api_method_r(int , -ENOTSUP, pw_client, (struct spa_interface*)object, update_properties, 0 ,
props);
}
/** \copydoc pw_client_methods.get_permissions
* \sa pw_client_methods.get_permissions */
PW_API_CLIENT_IMPL int pw_client_get_permissions(struct pw_client *object, uint32_t index, uint32_t num)
{
return spa_api_method_r(int , -ENOTSUP, pw_client, (struct spa_interface*)object, get_permissions, 0 ,
index, num);
}
/** \copydoc pw_client_methods.update_permissions
* \sa pw_client_methods.update_permissions */
PW_API_CLIENT_IMPL int pw_client_update_permissions(struct pw_client *object, uint32_t n_permissions,
const struct pw_permission *permissions)
{
return spa_api_method_r(int , -ENOTSUP, pw_client, (struct spa_interface*)object, update_permissions, 0 ,
n_permissions, permissions);
}
/**
* \ }
*/
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* PIPEWIRE_CLIENT_H */
Messung V0.5 in Prozent C=90 H=100 G=95
¤ Dauer der Verarbeitung: 0.15 Sekunden
(vorverarbeitet am 2026-08-25)
¤
*© Formatika GbR, Deutschland