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				https://gitlab.freedesktop.org/pipewire/pipewire.git
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	session-manager: add update/free functions for the info structures
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						commit
						74718d6def
					
				
					 2 changed files with 318 additions and 0 deletions
				
			
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					@ -2,6 +2,7 @@ pipewire_ext_sm_headers = [
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  'session-manager/impl-interfaces.h',
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					  'session-manager/impl-interfaces.h',
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  'session-manager/interfaces.h',
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					  'session-manager/interfaces.h',
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  'session-manager/introspect.h',
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					  'session-manager/introspect.h',
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					  'session-manager/introspect-funcs.h',
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  'session-manager/keys.h',
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					  'session-manager/keys.h',
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]
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					]
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						 | 
					
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										317
									
								
								src/extensions/session-manager/introspect-funcs.h
									
										
									
									
									
										Normal file
									
								
							
							
						
						
									
										317
									
								
								src/extensions/session-manager/introspect-funcs.h
									
										
									
									
									
										Normal file
									
								
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					@ -0,0 +1,317 @@
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					/* PipeWire
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					 *
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					 * Copyright © 2020 Collabora Ltd.
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					 *   @author George Kiagiadakis <george.kiagiadakis@collabora.com>
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					 *
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					 * Permission is hereby granted, free of charge, to any person obtaining a
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					 * copy of this software and associated documentation files (the "Software"),
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					 * to deal in the Software without restriction, including without limitation
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					 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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					 * and/or sell copies of the Software, and to permit persons to whom the
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					 * Software is furnished to do so, subject to the following conditions:
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					 *
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					 * The above copyright notice and this permission notice (including the next
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					 * paragraph) shall be included in all copies or substantial portions of the
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					 * Software.
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					 *
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					 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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					 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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					 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
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					 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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					 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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					 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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					 * DEALINGS IN THE SOFTWARE.
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					 */
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					#ifndef PIPEWIRE_EXT_SESSION_MANAGER_INTROSPECT_FUNCS_H
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					#define PIPEWIRE_EXT_SESSION_MANAGER_INTROSPECT_FUNCS_H
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					#include "introspect.h"
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					#include <spa/pod/builder.h>
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					#include <pipewire/pipewire.h>
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					#ifdef __cplusplus
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					extern "C" {
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					#endif
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					static inline struct pw_session_info *
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					pw_session_info_update (struct pw_session_info *info,
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								const struct pw_session_info *update)
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					{
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						struct extended_info {
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							struct pw_properties *props_storage;
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							struct pw_session_info info;
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						} *ext;
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						if (update == NULL)
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							return info;
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						if (info == NULL) {
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							ext = (struct extended_info *) calloc(1, sizeof(*ext));
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							if (ext == NULL)
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								return NULL;
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							info = &ext->info;
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							info->id = update->id;
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						} else {
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							ext = SPA_CONTAINER_OF(info, struct extended_info, info);
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						}
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						info->change_mask = update->change_mask;
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						if (update->change_mask & PW_SESSION_CHANGE_MASK_PROPS) {
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							if (!ext->props_storage) {
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								ext->props_storage = pw_properties_new(NULL, NULL);
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								info->props = &ext->props_storage->dict;
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							}
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							pw_properties_clear(ext->props_storage);
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							pw_properties_update(ext->props_storage, update->props);
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						}
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						if (update->change_mask & PW_SESSION_CHANGE_MASK_PARAMS) {
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							info->n_params = update->n_params;
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							free((void *) info->params);
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							if (update->params) {
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								size_t size = info->n_params * sizeof(struct spa_param_info);
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								info->params = (struct spa_param_info *) malloc(size);
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								memcpy(info->params, update->params, size);
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							}
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							else
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								info->params = NULL;
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						}
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						return info;
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					}
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					static inline void
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					pw_session_info_free (struct pw_session_info *info)
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					{
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						struct extended_info {
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							struct pw_properties *props_storage;
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							struct pw_session_info info;
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						} *ext = SPA_CONTAINER_OF(info, struct extended_info, info);
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						if (ext->props_storage)
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							pw_properties_free(ext->props_storage);
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						free((void *) info->params);
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						free(ext);
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					}
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					static inline struct pw_endpoint_info *
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					pw_endpoint_info_update (struct pw_endpoint_info *info,
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								const struct pw_endpoint_info *update)
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					{
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						struct extended_info {
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							struct pw_properties *props_storage;
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							struct pw_endpoint_info info;
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						} *ext;
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						if (update == NULL)
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							return info;
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						if (info == NULL) {
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							ext = (struct extended_info *) calloc(1, sizeof(*ext));
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							if (ext == NULL)
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								return NULL;
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							info = &ext->info;
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							info->id = update->id;
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							info->name = strdup(update->name);
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							info->media_class = strdup(update->media_class);
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							info->direction = update->direction;
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							info->flags = update->flags;
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						} else {
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							ext = SPA_CONTAINER_OF(info, struct extended_info, info);
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						}
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						info->change_mask = update->change_mask;
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						if (update->change_mask & PW_ENDPOINT_CHANGE_MASK_STREAMS)
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							info->n_streams = update->n_streams;
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						if (update->change_mask & PW_ENDPOINT_CHANGE_MASK_SESSION)
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							info->session_id = update->session_id;
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						if (update->change_mask & PW_ENDPOINT_CHANGE_MASK_PROPS) {
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							if (!ext->props_storage) {
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								ext->props_storage = pw_properties_new(NULL, NULL);
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								info->props = &ext->props_storage->dict;
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							}
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							pw_properties_clear(ext->props_storage);
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							pw_properties_update(ext->props_storage, update->props);
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						}
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						if (update->change_mask & PW_ENDPOINT_CHANGE_MASK_PARAMS) {
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							info->n_params = update->n_params;
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							free((void *) info->params);
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							if (update->params) {
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								size_t size = info->n_params * sizeof(struct spa_param_info);
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								info->params = (struct spa_param_info *) malloc(size);
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								memcpy(info->params, update->params, size);
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							}
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							else
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								info->params = NULL;
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						}
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						return info;
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					}
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					static inline void
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					pw_endpoint_info_free (struct pw_endpoint_info *info)
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					{
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						struct extended_info {
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							struct pw_properties *props_storage;
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							struct pw_endpoint_info info;
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						} *ext = SPA_CONTAINER_OF(info, struct extended_info, info);
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						if (ext->props_storage)
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							pw_properties_free(ext->props_storage);
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						free(info->name);
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						free(info->media_class);
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						free((void *) info->params);
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						free(ext);
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					}
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					static inline struct pw_endpoint_stream_info *
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					pw_endpoint_stream_info_update (struct pw_endpoint_stream_info *info,
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									const struct pw_endpoint_stream_info *update)
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					{
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						struct extended_info {
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							struct pw_properties *props_storage;
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							struct pw_endpoint_stream_info info;
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						} *ext;
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						if (update == NULL)
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							return info;
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						if (info == NULL) {
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							ext = (struct extended_info *) calloc(1, sizeof(*ext));
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							if (ext == NULL)
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								return NULL;
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							info = &ext->info;
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							info->id = update->id;
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							info->endpoint_id = update->endpoint_id;
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							info->name = strdup(update->name);
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						} else {
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							ext = SPA_CONTAINER_OF(info, struct extended_info, info);
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						}
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						info->change_mask = update->change_mask;
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						if (update->change_mask & PW_ENDPOINT_STREAM_CHANGE_MASK_LINK_PARAMS) {
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							free(info->link_params);
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							info->link_params = spa_pod_copy(update->link_params);
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						}
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						if (update->change_mask & PW_ENDPOINT_STREAM_CHANGE_MASK_PROPS) {
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							if (!ext->props_storage) {
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								ext->props_storage = pw_properties_new(NULL, NULL);
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								info->props = &ext->props_storage->dict;
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							}
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							pw_properties_clear(ext->props_storage);
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							pw_properties_update(ext->props_storage, update->props);
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						}
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						if (update->change_mask & PW_ENDPOINT_STREAM_CHANGE_MASK_PARAMS) {
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							info->n_params = update->n_params;
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							free((void *) info->params);
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							if (update->params) {
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								size_t size = info->n_params * sizeof(struct spa_param_info);
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								info->params = (struct spa_param_info *) malloc(size);
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								memcpy(info->params, update->params, size);
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							}
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							else
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								info->params = NULL;
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						}
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						return info;
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					}
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					static inline void
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					pw_endpoint_stream_info_free (struct pw_endpoint_stream_info *info)
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					{
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						struct extended_info {
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							struct pw_properties *props_storage;
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							struct pw_endpoint_stream_info info;
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						} *ext = SPA_CONTAINER_OF(info, struct extended_info, info);
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						if (ext->props_storage)
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							pw_properties_free(ext->props_storage);
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						free(info->name);
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						free(info->link_params);
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						free((void *) info->params);
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						free(ext);
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					}
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					static inline struct pw_endpoint_link_info *
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					pw_endpoint_link_info_update (struct pw_endpoint_link_info *info,
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								const struct pw_endpoint_link_info *update)
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					{
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						struct extended_info {
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							struct pw_properties *props_storage;
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							struct pw_endpoint_link_info info;
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						} *ext;
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						if (update == NULL)
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							return info;
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						if (info == NULL) {
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							ext = (struct extended_info *) calloc(1, sizeof(*ext));
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							if (ext == NULL)
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								return NULL;
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							info = &ext->info;
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							info->id = update->id;
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							info->session_id = update->session_id;
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							info->output_endpoint_id = update->output_endpoint_id;
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							info->output_stream_id = update->output_stream_id;
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							info->input_endpoint_id = update->input_endpoint_id;
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							info->input_stream_id = update->input_stream_id;
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						} else {
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							ext = SPA_CONTAINER_OF(info, struct extended_info, info);
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						}
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						info->change_mask = update->change_mask;
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						if (update->change_mask & PW_ENDPOINT_LINK_CHANGE_MASK_STATE) {
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							info->state = update->state;
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							free(info->error);
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							info->error = update->error ? strdup(update->error) : NULL;
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						}
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						if (update->change_mask & PW_ENDPOINT_LINK_CHANGE_MASK_PROPS) {
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							if (!ext->props_storage) {
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								ext->props_storage = pw_properties_new(NULL, NULL);
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								info->props = &ext->props_storage->dict;
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							}
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 | 
							pw_properties_clear(ext->props_storage);
 | 
				
			||||||
 | 
							pw_properties_update(ext->props_storage, update->props);
 | 
				
			||||||
 | 
						}
 | 
				
			||||||
 | 
						if (update->change_mask & PW_ENDPOINT_LINK_CHANGE_MASK_PARAMS) {
 | 
				
			||||||
 | 
							info->n_params = update->n_params;
 | 
				
			||||||
 | 
							free((void *) info->params);
 | 
				
			||||||
 | 
							if (update->params) {
 | 
				
			||||||
 | 
								size_t size = info->n_params * sizeof(struct spa_param_info);
 | 
				
			||||||
 | 
								info->params = (struct spa_param_info *) malloc(size);
 | 
				
			||||||
 | 
								memcpy(info->params, update->params, size);
 | 
				
			||||||
 | 
							}
 | 
				
			||||||
 | 
							else
 | 
				
			||||||
 | 
								info->params = NULL;
 | 
				
			||||||
 | 
						}
 | 
				
			||||||
 | 
						return info;
 | 
				
			||||||
 | 
					}
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					static inline void
 | 
				
			||||||
 | 
					pw_endpoint_link_info_free (struct pw_endpoint_link_info *info)
 | 
				
			||||||
 | 
					{
 | 
				
			||||||
 | 
						struct extended_info {
 | 
				
			||||||
 | 
							struct pw_properties *props_storage;
 | 
				
			||||||
 | 
							struct pw_endpoint_link_info info;
 | 
				
			||||||
 | 
						} *ext = SPA_CONTAINER_OF(info, struct extended_info, info);
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
						if (ext->props_storage)
 | 
				
			||||||
 | 
							pw_properties_free(ext->props_storage);
 | 
				
			||||||
 | 
						free(info->error);
 | 
				
			||||||
 | 
						free((void *) info->params);
 | 
				
			||||||
 | 
						free(ext);
 | 
				
			||||||
 | 
					}
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					#ifdef __cplusplus
 | 
				
			||||||
 | 
					}  /* extern "C" */
 | 
				
			||||||
 | 
					#endif
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					#endif /* PIPEWIRE_EXT_SESSION_MANAGER_INTROSPECT_FUNCS_H */
 | 
				
			||||||
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