PipeWire 0.3.77
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global.h
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1/* PipeWire */
2/* SPDX-FileCopyrightText: Copyright © 2018 Wim Taymans */
3/* SPDX-License-Identifier: MIT */
4
5#ifndef PIPEWIRE_GLOBAL_H
6#define PIPEWIRE_GLOBAL_H
7
8#ifdef __cplusplus
9extern "C" {
10#endif
11
37struct pw_global;
38
39#include <pipewire/impl.h>
40
41typedef int (*pw_global_bind_func_t) (void *object,
42 struct pw_impl_client *client,
43 uint32_t permissions,
44 uint32_t version,
45 uint32_t id );
48struct pw_global_events {
49#define PW_VERSION_GLOBAL_EVENTS 0
50 uint32_t version;
51
53 void (*destroy) (void *data);
55 void (*free) (void *data);
57 void (*permissions_changed) (void *data,
58 struct pw_impl_client *client,
59 uint32_t old_permissions,
60 uint32_t new_permissions);
61};
62
64struct pw_global *
65pw_global_new(struct pw_context *context,
66 const char *type,
67 uint32_t version,
68 uint32_t permission_mask,
69 struct pw_properties *properties,
71 void *object );
72
74int pw_global_register(struct pw_global *global);
75
77void pw_global_add_listener(struct pw_global *global,
78 struct spa_hook *listener,
79 const struct pw_global_events *events,
80 void *data);
81
83uint32_t pw_global_get_permissions(struct pw_global *global, struct pw_impl_client *client);
84
86struct pw_context *pw_global_get_context(struct pw_global *global);
87
89const char *pw_global_get_type(struct pw_global *global);
90
92bool pw_global_is_type(struct pw_global *global, const char *type);
93
95uint32_t pw_global_get_version(struct pw_global *global);
96
98const struct pw_properties *pw_global_get_properties(struct pw_global *global);
99
101int pw_global_update_keys(struct pw_global *global,
102 const struct spa_dict *dict, const char * const keys[]);
103
106void *pw_global_get_object(struct pw_global *global);
107
109uint32_t pw_global_get_id(struct pw_global *global);
110
112uint64_t pw_global_get_serial(struct pw_global *global);
113
115int pw_global_add_resource(struct pw_global *global, struct pw_resource *resource);
116
121int pw_global_for_each_resource(struct pw_global *global,
122 int (*callback) (void *data, struct pw_resource *resource),
123 void *data);
124
126int pw_global_bind(struct pw_global *global,
127 struct pw_impl_client *client,
128 uint32_t permissions,
129 uint32_t version,
130 uint32_t id);
131
132int pw_global_update_permissions(struct pw_global *global, struct pw_impl_client *client,
133 uint32_t old_permissions, uint32_t new_permissions);
134
136void pw_global_destroy(struct pw_global *global);
137
142#ifdef __cplusplus
143}
144#endif
145
146#endif /* PIPEWIRE_GLOBAL_H */
int pw_global_bind(struct pw_global *global, struct pw_impl_client *client, uint32_t permissions, uint32_t version, uint32_t id)
Let a client bind to a global.
Definition: global.c:296
struct pw_context * pw_global_get_context(struct pw_global *global)
Get the context object of this global.
Definition: global.c:198
uint32_t pw_global_get_permissions(struct pw_global *global, struct pw_impl_client *client)
Get the permissions of the global for a given client.
Definition: global.c:26
int(* pw_global_bind_func_t)(void *object, struct pw_impl_client *client, uint32_t permissions, uint32_t version, uint32_t id)
Definition: global.h:46
uint64_t pw_global_get_serial(struct pw_global *global)
Get the serial number of the global.
Definition: global.c:103
uint32_t pw_global_get_version(struct pw_global *global)
Get the global version.
Definition: global.c:216
void pw_global_add_listener(struct pw_global *global, struct spa_hook *listener, const struct pw_global_events *events, void *data)
Add an event listener on the global.
Definition: global.c:274
uint32_t pw_global_get_id(struct pw_global *global)
Get the unique id of the global.
Definition: global.c:243
void pw_global_destroy(struct pw_global *global)
Destroy a global.
Definition: global.c:388
int pw_global_for_each_resource(struct pw_global *global, int(*callback)(void *data, struct pw_resource *resource), void *data)
Iterate all resources added to the global The callback should return 0 to fetch the next item,...
Definition: global.c:260
struct pw_global * pw_global_new(struct pw_context *context, const char *type, uint32_t version, uint32_t permission_mask, struct pw_properties *properties, pw_global_bind_func_t func, void *object)
Create a new global object.
Definition: global.c:47
int pw_global_update_permissions(struct pw_global *global, struct pw_impl_client *client, uint32_t old_permissions, uint32_t new_permissions)
Definition: global.c:333
const char * pw_global_get_type(struct pw_global *global)
Get the global type.
Definition: global.c:204
const struct pw_properties * pw_global_get_properties(struct pw_global *global)
Get the global properties.
Definition: global.c:222
int pw_global_add_resource(struct pw_global *global, struct pw_resource *resource)
Add a resource to a global.
Definition: global.c:249
void * pw_global_get_object(struct pw_global *global)
Get the object associated with the global.
Definition: global.c:237
bool pw_global_is_type(struct pw_global *global, const char *type)
Check a global type.
Definition: global.c:210
int pw_global_update_keys(struct pw_global *global, const struct spa_dict *dict, const char *const keys[])
Update the global properties, must be done when unregistered.
Definition: global.c:228
int pw_global_register(struct pw_global *global)
Register a global object to the context registry.
Definition: global.c:120
pipewire/impl.h
Global events, use pw_global_add_listener.
Definition: global.h:53
void(* free)(void *data)
The global is freed.
Definition: global.h:61
void(* destroy)(void *data)
The global is destroyed.
Definition: global.h:59
uint32_t version
Definition: global.h:56
void(* permissions_changed)(void *data, struct pw_impl_client *client, uint32_t old_permissions, uint32_t new_permissions)
The permissions changed for a client.
Definition: global.h:63
Definition: properties.h:33
struct spa_dict dict
dictionary of key/values
Definition: properties.h:34
Definition: utils/dict.h:39
A hook, contains the structure with functions and the data passed to the functions.
Definition: hook.h:350