Initial commit

Change-Id: Ic974941bdd30309b4adb72b7a05959332750210b
Signed-off-by: Manuel Bachmann <manuel.bachmann@iot.bzh>

1 files changed, 149 insertions, 0 deletions

diff --git a/module.c b/module.c
new file mode 100644
index 0000000..beb2c73
--- /dev/null
+++ b/module.c
@@ -0,0 +1,149 @@
+/*
+ * module-agl-audio -- PulseAudio module for providing audio routing support
+ * (forked from "module-murphy-ivi" - https://github.com/otcshare )
+ * Copyright (c) 2012, Intel Corporation.
+ * Copyright (c) 2016, IoT.bzh
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU Lesser General Public License,
+ * version 2.1, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St - Fifth Floor, Boston,
+ * MA 02110-1301 USA.
+ *
+ */
+
+/* Load the module with :
+$ pulseaudio --system --dl-search-path=/mypath
+$ pactl load-module mypamodule
+ (PS : /mypath must be world-readable, because PulseAudio drops
+  its own privileges after initial startup)
+*/
+
+ /* THIS IS PROVIDED BY "pulseaudio-module-devel" package */
+
+#include <pulsecore/pulsecore-config.h>	/* required for "module.h" */
+#include <pulsecore/module.h>
+#include <pulsecore/modargs.h>		/* for "pa_modargs" */
+
+#include "userdata.h"			/* for "struct userdata" */
+#include "utils.h"			/* for "struct pa_null_sink", "pa_utils_create_null_sink()"... */
+#include "loopback.h"			/* for "struct pa_loopback/loopnode" */
+#include "zone.h"			/* for "struct pa_zoneset" */
+#include "node.h"			/* for "struct pa_nodeset" */
+#include "audiomgr.h"			/* for "struct pa_audiomgr" */
+#include "routerif.h"			/* for "struct pa_routerif" */
+#include "discover.h"			/* for "struct pa_discover" */
+#include "tracker.h"			/* for "struct pa_tracker" */
+#include "router.h"			/* for "struct pa_router" */
+
+#ifndef DEFAULT_CONFIG_DIR
+#define DEFAULT_CONFIG_DIR "/etc/pulse"
+#endif
+
+#ifndef DEFAULT_CONFIG_FILE
+#define DEFAULT_CONFIG_FILE "pulseaudio-agl.cfg"
+#endif
+
+
+ /* VALID ARGUMENTS */
+
+static const char* const valid_modargs[] = {
+	"config_dir",
+	"config_file",
+	"null_sink_name",
+	"audiomgr_socktype",
+	"audiomgr_address",
+	"audiomgr_port",
+	NULL
+};
+
+
+ /* INITIALIZATION FUNCTION */
+
+int pa__init (pa_module *m)
+{
+	pa_log ("Initializing \"pulseaudio-agl\" module");
+
+	struct userdata *u = NULL;
+	pa_modargs      *ma = NULL;	/* will contain module arguments */
+	const char      *cfgdir;
+	const char      *cfgfile;
+	const char      *nsnam;		/* NULL sink name (default = "null.agl") */
+	const char      *amsocktype;	/* Optional external routing daemon: socket type ("unix"/"tcp") */
+	const char      *amaddr;	/* Optional external routing daemon: socket address (path/ip address) */
+	const char      *amport;	/* Optional external routing daemon: socket port ("tcp" type only) */
+
+	pa_assert (m);
+
+	 /* treat module arguments */
+
+	ma = pa_modargs_new (m->argument, valid_modargs);
+
+	cfgdir     = pa_modargs_get_value (ma, "config_dir", DEFAULT_CONFIG_DIR);
+	cfgfile    = pa_modargs_get_value (ma, "config_file", DEFAULT_CONFIG_FILE);
+	nsnam      = pa_modargs_get_value (ma, "null_sink_name", NULL);
+	amsocktype = pa_modargs_get_value (ma, "audiomgr_socktype", NULL);
+	amaddr     = pa_modargs_get_value (ma, "audiomgr_address", NULL);
+	amport     = pa_modargs_get_value (ma, "audiomgr_port", NULL);
+
+	pa_log ("cfgdir : %s", cfgdir);
+	pa_log ("cfgfile : %s", cfgfile);
+
+	pa_utils_init_stamp ();
+
+	 /* initialize userdata */
+
+	u = pa_xnew0 (struct userdata, 1);
+	u->core      = m->core;
+	u->module    = m;
+	u->nsnam     = pa_xstrdup (nsnam) ;
+	u->zoneset   = pa_zoneset_init (u);
+	u->nodeset   = pa_nodeset_init (u);
+	u->audiomgr  = pa_audiomgr_init (u);
+	u->routerif  = pa_routerif_init (u, amsocktype, amaddr, amport);
+	u->router    = pa_router_init (u);
+	u->discover  = pa_discover_init (u);
+	u->tracker   = pa_tracker_init (u);
+
+	m->userdata = u;
+
+	 /* really initialize the module's core logic */
+
+	pa_tracker_synchronize (u);
+
+	 /* end */
+
+	pa_modargs_free(ma);
+
+	return 0;
+}
+
+
+ /* CLOSEUP FUNCTION */
+void pa__done (pa_module *m)
+{
+	pa_log ("Closing \"pulseaudio-agl\" module");
+
+	struct userdata *u;
+
+	pa_assert (m);
+
+	if (u = m->userdata) {
+		pa_tracker_done (u);
+		pa_discover_done (u);
+		pa_routerif_done (u);
+		pa_audiomgr_done (u);
+		pa_nodeset_done (u);
+		pa_zoneset_done (u);
+		pa_xfree (u->nsnam);
+		pa_xfree (u);
+	}	
+}