global.h

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/* PipeWire
 *
 * Copyright © 2018 Wim Taymans
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice (including the next
 * paragraph) shall be included in all copies or substantial portions of the
 * Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 */
 
#ifndef PIPEWIRE_GLOBAL_H
#define PIPEWIRE_GLOBAL_H
 
#ifdef __cplusplus
extern "C" {
#endif
 
struct pw_global;
 
#include <pipewire/impl.h>
 
typedef int (*pw_global_bind_func_t) (void *object,
                      struct pw_impl_client *client,    
                      uint32_t permissions,     
                      uint32_t version,         
                      uint32_t id               );
 
struct pw_global_events {
#define PW_VERSION_GLOBAL_EVENTS 0
        uint32_t version;
 
        void (*destroy) (void *data);
        void (*free) (void *data);
        void (*permissions_changed) (void *data,
                        struct pw_impl_client *client,
                        uint32_t old_permissions,
                        uint32_t new_permissions);
};
 
struct pw_global *
pw_global_new(struct pw_context *context,       
              const char *type,                 
              uint32_t version,                 
              struct pw_properties *properties, 
              pw_global_bind_func_t func,       
              void *object                      );
 
int pw_global_register(struct pw_global *global);
 
void pw_global_add_listener(struct pw_global *global,
                            struct spa_hook *listener,
                            const struct pw_global_events *events,
                            void *data);
 
uint32_t pw_global_get_permissions(struct pw_global *global, struct pw_impl_client *client);
 
struct pw_context *pw_global_get_context(struct pw_global *global);
 
const char *pw_global_get_type(struct pw_global *global);
 
bool pw_global_is_type(struct pw_global *global, const char *type);
 
uint32_t pw_global_get_version(struct pw_global *global);
 
const struct pw_properties *pw_global_get_properties(struct pw_global *global);
 
int pw_global_update_keys(struct pw_global *global,
                     const struct spa_dict *dict, const char *keys[]);
 
void *pw_global_get_object(struct pw_global *global);
 
uint32_t pw_global_get_id(struct pw_global *global);
 
int pw_global_add_resource(struct pw_global *global, struct pw_resource *resource);
 
int pw_global_for_each_resource(struct pw_global *global,
                           int (*callback) (void *data, struct pw_resource *resource),
                           void *data);
 
int pw_global_bind(struct pw_global *global,
                   struct pw_impl_client *client,
                   uint32_t permissions,
                   uint32_t version,
                   uint32_t id);
 
int pw_global_update_permissions(struct pw_global *global, struct pw_impl_client *client,
                uint32_t old_permissions, uint32_t new_permissions);
 
void pw_global_destroy(struct pw_global *global);
 
#ifdef __cplusplus
}
#endif
 
#endif /* PIPEWIRE_GLOBAL_H */