2 This file is part of PulseAudio.
4 Copyright 2004-2006 Lennart Poettering
6 PulseAudio is free software; you can redistribute it and/or modify
7 it under the terms of the GNU Lesser General Public License as published
8 by the Free Software Foundation; either version 2.1 of the License,
9 or (at your option) any later version.
11 PulseAudio 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 General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public License
17 along with PulseAudio; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
26 #include <pulse/xmalloc.h>
27 #include <pulsecore/log.h>
28 #include <pulsecore/macro.h>
32 typedef struct pa_shared {
33 char *name; /* Points to memory allocated by the shared property system */
34 void *data; /* Points to memory maintained by the caller */
37 /* Allocate a new shared property object */
38 static pa_shared* shared_new(const char *name, void *data) {
44 p = pa_xnew(pa_shared, 1);
45 p->name = pa_xstrdup(name);
51 /* Free a shared property object */
52 static void shared_free(pa_shared *p) {
59 void* pa_shared_get(pa_core *c, const char *name) {
66 if (!(p = pa_hashmap_get(c->shared, name)))
72 int pa_shared_set(pa_core *c, const char *name, void *data) {
80 if (pa_hashmap_get(c->shared, name))
83 p = shared_new(name, data);
84 pa_hashmap_put(c->shared, p->name, p);
88 int pa_shared_remove(pa_core *c, const char *name) {
95 if (!(p = pa_hashmap_remove(c->shared, name)))
102 void pa_shared_dump(pa_core *c, pa_strbuf *s) {
109 while ((p = pa_hashmap_iterate(c->shared, &state, NULL)))
110 pa_strbuf_printf(s, "[%s] -> [%p]\n", p->name, p->data);
113 int pa_shared_replace(pa_core *c, const char *name, void *data) {
117 pa_shared_remove(c, name);
118 return pa_shared_set(c, name, data);