From ee14d62aba5dccd6d9108f7e4f944188c43fb1a3 Mon Sep 17 00:00:00 2001
From: Mikel Astiz <mikel.astiz@bmw-carit.de>
Date: Fri, 4 May 2012 15:14:36 +0200
Subject: [PATCH] audio: Add multiple device search to manager

This method is useful to search for more than one device fulfulling
certain criteria.
---
 audio/manager.c | 25 ++++++++++++++++++++++---
 audio/manager.h |  6 ++++++
 2 files changed, 28 insertions(+), 3 deletions(-)

diff --git a/audio/manager.c b/audio/manager.c
index 20453e654..9c7d0d39c 100644
--- a/audio/manager.c
+++ b/audio/manager.c
@@ -1300,12 +1300,13 @@ void audio_manager_exit(void)
 	btd_unregister_device_driver(&audio_driver);
 }
 
-struct audio_device *manager_find_device(const char *path,
+GSList *manager_find_devices(const char *path,
 					const bdaddr_t *src,
 					const bdaddr_t *dst,
 					const char *interface,
 					gboolean connected)
 {
+	GSList *result = NULL;
 	GSList *l;
 
 	for (l = devices; l != NULL; l = l->next) {
@@ -1343,10 +1344,28 @@ struct audio_device *manager_find_device(const char *path,
 		if (connected && !audio_device_is_active(dev, interface))
 			continue;
 
-		return dev;
+		result = g_slist_append(result, dev);
 	}
 
-	return NULL;
+	return result;
+}
+
+struct audio_device *manager_find_device(const char *path,
+					const bdaddr_t *src,
+					const bdaddr_t *dst,
+					const char *interface,
+					gboolean connected)
+{
+	struct audio_device *result;
+	GSList *l;
+
+	l = manager_find_devices(path, src, dst, interface, connected);
+	if (l == NULL)
+		return NULL;
+
+	result = l->data;
+	g_slist_free(l);
+	return result;
 }
 
 struct audio_device *manager_get_device(const bdaddr_t *src,
diff --git a/audio/manager.h b/audio/manager.h
index cfc646ced..f1d302143 100644
--- a/audio/manager.h
+++ b/audio/manager.h
@@ -46,6 +46,12 @@ struct audio_device *manager_find_device(const char *path,
 					const char *interface,
 					gboolean connected);
 
+GSList *manager_find_devices(const char *path,
+					const bdaddr_t *src,
+					const bdaddr_t *dst,
+					const char *interface,
+					gboolean connected);
+
 struct audio_device *manager_get_device(const bdaddr_t *src,
 					const bdaddr_t *dst,
 					gboolean create);
-- 
2.47.3