mirror of
https://gitlab.freedesktop.org/pipewire/pipewire.git
synced 2025-11-07 13:30:09 -05:00
fc4fd1424a
Ger rid of static ids for interfaces and replace with something we can register dynamically Implement logger.
69 lines
2.2 KiB
C
69 lines
2.2 KiB
C
/* Simple Plugin API
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* Copyright (C) 2016 Wim Taymans <wim.taymans@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __SPA_QUEUE_H__
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#define __SPA_QUEUE_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct _SpaQueue SpaQueue;
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#define SPA_QUEUE_URI "http://spaplug.in/ns/queue"
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#define SPA_QUEUE_PREFIX SPA_QUEUE_URI "#"
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#include <spa/defs.h>
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struct _SpaQueue {
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void *head, *tail;
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unsigned int length;
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};
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#define SPA_QUEUE_INIT(q) \
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do { \
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(q)->head = (q)->tail = NULL; \
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(q)->length = 0; \
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} while (0);
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#define SPA_QUEUE_PUSH_TAIL(q,t,next,i) \
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do { \
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if ((q)->tail) \
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((t*)(q)->tail)->next = (i); \
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(q)->tail = (i); \
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if ((q)->head == NULL) \
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(q)->head = (i); \
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(q)->length++; \
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} while (0);
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#define SPA_QUEUE_POP_HEAD(q,t,next,i) \
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do { \
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if (((i) = (t*)((q)->head)) == NULL) \
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break; \
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(q)->head = (i)->next; \
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if ((q)->head == NULL) \
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(q)->tail = NULL; \
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(q)->length--; \
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} while (0);
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /* __SPA_QUEUE_H__ */
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