rfnoc: Add block registry/factory and make_args

- noc_block_base now has a ctor defined
- The registry stores factory functions to the individual Noc-Block
  implementations

1 files changed, 32 insertions, 0 deletions

diff --git a/host/lib/include/uhdlib/rfnoc/factory.hpp b/host/lib/include/uhdlib/rfnoc/factory.hpp
new file mode 100644
index 000000000..3305dda3e
--- /dev/null
+++ b/host/lib/include/uhdlib/rfnoc/factory.hpp
@@ -0,0 +1,32 @@
+//
+// Copyright 2019 Ettus Research, a National Instruments Brand
+//
+// SPDX-License-Identifier: GPL-3.0-or-later
+//
+
+#ifndef INCLUDED_LIBUHD_RFNOC_FACTORY_HPP
+#define INCLUDED_LIBUHD_RFNOC_FACTORY_HPP
+
+#include <uhd/rfnoc/registry.hpp>
+#include <uhd/rfnoc/noc_block_base.hpp>
+
+namespace uhd { namespace rfnoc {
+
+/*! Container for factory functionality
+ */
+class factory
+{
+public:
+    /*! Return a factory function for an RFNoC block based on the Noc-ID
+     *
+     * \returns a pair: factory function, and block name
+     * \throws uhd::lookup_error if no block is found
+     */
+    static std::pair<registry::factory_t, std::string>
+    get_block_factory(noc_block_base::noc_id_t noc_id);
+};
+
+
+}} /* namespace uhd::rfnoc */
+
+#endif /* INCLUDED_LIBUHD_RFNOC_FACTORY_HPP */