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-rw-r--r--src/pulsecore/dbus-shared.c107
1 files changed, 107 insertions, 0 deletions
diff --git a/src/pulsecore/dbus-shared.c b/src/pulsecore/dbus-shared.c
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+++ b/src/pulsecore/dbus-shared.c
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+/***
+ This file is part of PulseAudio.
+
+ Copyright 2004-2006, 2009 Lennart Poettering
+ Copyright 2006 Shams E. King
+
+ PulseAudio is free software; you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as published
+ by the Free Software Foundation; either version 2.1 of the License,
+ or (at your option) any later version.
+
+ PulseAudio is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with PulseAudio; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ USA.
+***/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdarg.h>
+
+#include <pulse/xmalloc.h>
+#include <pulse/timeval.h>
+#include <pulsecore/log.h>
+#include <pulsecore/shared.h>
+
+#include "dbus-shared.h"
+
+struct pa_dbus_connection {
+ PA_REFCNT_DECLARE;
+
+ pa_dbus_wrap_connection *connection;
+ pa_core *core;
+ const char *property_name;
+};
+
+static pa_dbus_connection* dbus_connection_new(pa_core *c, pa_dbus_wrap_connection *conn, const char *name) {
+ pa_dbus_connection *pconn;
+
+ pconn = pa_xnew(pa_dbus_connection, 1);
+ PA_REFCNT_INIT(pconn);
+ pconn->core = c;
+ pconn->property_name = name;
+ pconn->connection = conn;
+
+ pa_shared_set(c, name, pconn);
+
+ return pconn;
+}
+
+pa_dbus_connection* pa_dbus_bus_get(pa_core *c, DBusBusType type, DBusError *error) {
+
+ static const char *const prop_name[] = {
+ [DBUS_BUS_SESSION] = "dbus-connection-session",
+ [DBUS_BUS_SYSTEM] = "dbus-connection-system",
+ [DBUS_BUS_STARTER] = "dbus-connection-starter"
+ };
+ pa_dbus_wrap_connection *conn;
+ pa_dbus_connection *pconn;
+
+ pa_assert(type == DBUS_BUS_SYSTEM || type == DBUS_BUS_SESSION || type == DBUS_BUS_STARTER);
+
+ if ((pconn = pa_shared_get(c, prop_name[type])))
+ return pa_dbus_connection_ref(pconn);
+
+ if (!(conn = pa_dbus_wrap_connection_new(c->mainloop, TRUE, type, error)))
+ return NULL;
+
+ return dbus_connection_new(c, conn, prop_name[type]);
+}
+
+DBusConnection* pa_dbus_connection_get(pa_dbus_connection *c){
+ pa_assert(c);
+ pa_assert(PA_REFCNT_VALUE(c) > 0);
+ pa_assert(c->connection);
+
+ return pa_dbus_wrap_connection_get(c->connection);
+}
+
+void pa_dbus_connection_unref(pa_dbus_connection *c) {
+ pa_assert(c);
+ pa_assert(PA_REFCNT_VALUE(c) > 0);
+
+ if (PA_REFCNT_DEC(c) > 0)
+ return;
+
+ pa_dbus_wrap_connection_free(c->connection);
+
+ pa_shared_remove(c->core, c->property_name);
+ pa_xfree(c);
+}
+
+pa_dbus_connection* pa_dbus_connection_ref(pa_dbus_connection *c) {
+ pa_assert(c);
+ pa_assert(PA_REFCNT_VALUE(c) > 0);
+
+ PA_REFCNT_INC(c);
+
+ return c;
+}