]>
code.delx.au - pulseaudio/blob - polyp/queue.c
4 This file is part of polypaudio.
6 polypaudio is free software; you can redistribute it and/or modify
7 it under the terms of the GNU Lesser General Public License as
8 published by the Free Software Foundation; either version 2.1 of the
9 License, or (at your option) any later version.
11 polypaudio is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with polypaudio; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
33 struct queue_entry
*next
;
38 struct queue_entry
*front
, *back
;
42 struct pa_queue
* pa_queue_new(void) {
43 struct pa_queue
*q
= pa_xmalloc(sizeof(struct pa_queue
));
44 q
->front
= q
->back
= NULL
;
49 void pa_queue_free(struct pa_queue
* q
, void (*destroy
)(void *p
, void *userdata
), void *userdata
) {
50 struct queue_entry
*e
;
55 struct queue_entry
*n
= e
->next
;
58 destroy(e
->data
, userdata
);
67 void pa_queue_push(struct pa_queue
*q
, void *p
) {
68 struct queue_entry
*e
;
70 e
= pa_xmalloc(sizeof(struct queue_entry
));
85 void* pa_queue_pop(struct pa_queue
*q
) {
87 struct queue_entry
*e
;
105 int pa_queue_is_empty(struct pa_queue
*q
) {
107 return q
->length
== 0;