[PATCH 2/4] bluez5-util: add dispose function

[wim.taymans@xxxxxxxxx (Wim Taymans)]

Add a dispose function to the transport that is called before freeing
the transport. Useful for cleaning up extra userdata.
---
 src/modules/bluetooth/bluez5-util.c | 2 ++
 src/modules/bluetooth/bluez5-util.h | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/src/modules/bluetooth/bluez5-util.c b/src/modules/bluetooth/bluez5-util.c
index 1ee2f33..50f977e 100644
--- a/src/modules/bluetooth/bluez5-util.c
+++ b/src/modules/bluetooth/bluez5-util.c
@@ -205,6 +205,8 @@ void pa_bluetooth_transport_unlink(pa_bluetooth_transport *t) {
 void pa_bluetooth_transport_free(pa_bluetooth_transport *t) {
     pa_assert(t);
 
+    if (t->dispose)
+        t->dispose (t);
     pa_bluetooth_transport_unlink(t);
 
     pa_xfree(t->owner);
diff --git a/src/modules/bluetooth/bluez5-util.h b/src/modules/bluetooth/bluez5-util.h
index 8db4a17..fde2e78 100644
--- a/src/modules/bluetooth/bluez5-util.h
+++ b/src/modules/bluetooth/bluez5-util.h
@@ -60,6 +60,7 @@ typedef enum pa_bluetooth_transport_state {
 
 typedef int (*pa_bluetooth_transport_acquire_cb)(pa_bluetooth_transport *t, bool optional, size_t *imtu, size_t *omtu);
 typedef void (*pa_bluetooth_transport_release_cb)(pa_bluetooth_transport *t);
+typedef void (*pa_bluetooth_transport_dispose_cb)(pa_bluetooth_transport *t);
 
 struct pa_bluetooth_transport {
     pa_bluetooth_device *device;
@@ -76,6 +77,7 @@ struct pa_bluetooth_transport {
 
     pa_bluetooth_transport_acquire_cb acquire;
     pa_bluetooth_transport_release_cb release;
+    pa_bluetooth_transport_dispose_cb dispose;
     void *userdata;
 };
 
-- 
1.9.3