From f33556bc15b8de6d7701eb6960ca1fa782bc8818 Mon Sep 17 00:00:00 2001
From: Kai Vehmanen <kai.vehmanen@nokia.com>
Date: Thu, 14 Sep 2006 18:20:52 +0300
Subject: [PATCH] Add proper handling of unknown NUA events to nua_glib.

darcs-hash:20060914152052-7659e-e768ba7ec78e1d1d00a1193fcbc62c7181622151.gz
---
 libsofia-sip-ua-glib/nua-glib/nua_glib.c    |  6 ++++++
 libsofia-sip-ua-glib/nua-glib/nua_glib_op.c | 15 +++++++++++++++
 libsofia-sip-ua-glib/nua-glib/nua_glib_op.h |  1 +
 3 files changed, 22 insertions(+)

diff --git a/libsofia-sip-ua-glib/nua-glib/nua_glib.c b/libsofia-sip-ua-glib/nua-glib/nua_glib.c
index 9b179712..e255ec8d 100644
--- a/libsofia-sip-ua-glib/nua-glib/nua_glib.c
+++ b/libsofia-sip-ua-glib/nua-glib/nua_glib.c
@@ -1217,6 +1217,12 @@ sof_callback(nua_event_t event,
     g_warning("%s: unknown event %d\n", self->priv->name, event);
 
   tl_print(stderr, "", tags);
+
+  if (nua_glib_op_find_by_handle(self, nh) == NULL) {
+    /* note: unknown handle, not associated to any existing call,
+     *       message, registration, etc, so it can be safely destroyed */
+    nua_handle_destroy(nh);
+  }
 }
 
 /* ====================================================================== */
diff --git a/libsofia-sip-ua-glib/nua-glib/nua_glib_op.c b/libsofia-sip-ua-glib/nua-glib/nua_glib_op.c
index a721873c..0a260f1f 100644
--- a/libsofia-sip-ua-glib/nua-glib/nua_glib_op.c
+++ b/libsofia-sip-ua-glib/nua-glib/nua_glib_op.c
@@ -195,6 +195,20 @@ void nua_glib_op_destroy(NuaGlib *self, NuaGlibOp *op)
   su_free(self->priv->home, op);
 }
 
+/**
+ * Finds an operation by nua handle.
+ */
+NuaGlibOp *nua_glib_op_find_by_handle(NuaGlib *self, nua_handle_t *handle)
+{
+  NuaGlibOp *op;
+
+  for (op = self->priv->operations; op; op = op->op_next)
+    if (op->op_handle == handle)
+      break;
+
+  return op;
+}
+
 /**
  * Finds a call/session operation (an operation that has non-zero
  * op_callstate).
@@ -210,6 +224,7 @@ NuaGlibOp *nua_glib_op_find_session(NuaGlib *self)
   return op;
 }
 
+
 /**
  * Checks whether 'op' is a valid handle or not.
  *
diff --git a/libsofia-sip-ua-glib/nua-glib/nua_glib_op.h b/libsofia-sip-ua-glib/nua-glib/nua_glib_op.h
index ebc3b75b..af4dc70b 100644
--- a/libsofia-sip-ua-glib/nua-glib/nua_glib_op.h
+++ b/libsofia-sip-ua-glib/nua-glib/nua_glib_op.h
@@ -39,6 +39,7 @@ NuaGlibOp *nua_glib_op_create_with_handle(NuaGlib *self,
 			       nua_handle_t *nh,
 			       sip_from_t const *from);
 void nua_glib_op_destroy(NuaGlib *self, NuaGlibOp *op);
+NuaGlibOp *nua_glib_op_find_by_handle(NuaGlib *self, nua_handle_t *handle);
 NuaGlibOp *nua_glib_op_find_session(NuaGlib *self);
 NuaGlibOp *nua_glib_op_check(NuaGlib *self, NuaGlibOp *op);
 
-- 
2.21.0