Add sp_get_port_handle() function.

[libserialport.git] / serialport.c

diff --git a/serialport.c b/serialport.c
index 0ec664a6122f556772a8235f163971bf019fefde..739a6ed6f9afe06189631cc4e93bf59e7e9e1284 100644 (file)
--- a/serialport.c
+++ b/serialport.c
@@ -203,6 +203,24 @@ char *sp_get_port_name(const struct sp_port *port)
        RETURN_VALUE("%s", port->name);
 }
 
+enum sp_return sp_get_port_handle(const struct sp_port *port, void *result_ptr)
+{
+       TRACE("%p", port);
+
+       if (!port)
+               RETURN_ERROR(SP_ERR_ARG, "Null port");
+
+#ifdef _WIN32
+       HANDLE *handle_ptr = result_ptr;
+       *handle_ptr = port->hdl;
+#else
+       int *fd_ptr = result_ptr;
+       *fd_ptr = port->fd;
+#endif
+
+       RETURN_OK();
+}
+
 enum sp_return sp_copy_port(const struct sp_port *port, struct sp_port **copy_ptr)
 {
        TRACE("%p, %p", port, copy_ptr);