core: add ulong data helpers to NMAuthChain

Otherwise callers would have to do the work themselves to ensure that
the top 32 bits of the ulong didn't get chopped off on 32-bit
platorms.

src/nm-manager-auth.c

@@ -178,6 +178,34 @@ nm_auth_chain_set_data (NMAuthChain *self,
 	}
 }
 
+gulong
+nm_auth_chain_get_data_ulong (NMAuthChain *self, const char *tag)
+{
+	gulong *ptr;
+
+	g_return_val_if_fail (self != NULL, 0);
+	g_return_val_if_fail (tag != NULL, 0);
+
+	ptr = nm_auth_chain_get_data (self, tag);
+	return *ptr;
+}
+
+
+void
+nm_auth_chain_set_data_ulong (NMAuthChain *self,
+                              const char *tag,
+                              gulong data)
+{
+	gulong *ptr;
+
+	g_return_if_fail (self != NULL);
+	g_return_if_fail (tag != NULL);
+
+	ptr = g_malloc (sizeof (*ptr));
+	*ptr = data;
+	nm_auth_chain_set_data (self, tag, ptr, g_free);
+}
+
 NMAuthCallResult
 nm_auth_chain_get_result (NMAuthChain *self, const char *permission)
 {