uhd: Move internal headers to uhdlib/

To avoid the proliferation of additional include directories and
multiple ways of including project-local headers, we now default to
moving all headers that are used across UHD into the uhdlib/
subdirectory.

Some #include statements were also reordered as they were modified for
closer compliance with the coding guidelines.

Internal cpp source files should now include files like this:

    #include <uhdlib/rfnoc/ctrl_iface.hpp>

Reviewed-by: Ashish Chaudhari <ashish.chaudhari@ettus.com>

1 files changed, 41 insertions, 0 deletions

diff --git a/host/lib/include/uhdlib/rfnoc/rpc_block_ctrl.hpp b/host/lib/include/uhdlib/rfnoc/rpc_block_ctrl.hpp
new file mode 100644
index 000000000..91091d8c2
--- /dev/null
+++ b/host/lib/include/uhdlib/rfnoc/rpc_block_ctrl.hpp
@@ -0,0 +1,41 @@
+//
+// Copyright 2017 Ettus Research, a National Instruments Company
+//
+// SPDX-License-Identifier: GPL-3.0-or-later
+//
+
+#ifndef INCLUDED_LIBUHD_RFNOC_RPC_BLOCK_CTRL_HPP
+#define INCLUDED_LIBUHD_RFNOC_RPC_BLOCK_CTRL_HPP
+
+#include <uhd/types/device_addr.hpp>
+#include <uhdlib/utils/rpc.hpp>
+
+namespace uhd {
+    namespace rfnoc {
+
+/*! Abstraction for RPC client
+ *
+ * Purpose of this class is to wrap the underlying RPC implementation.
+ * This class holds a connection to an RPC server (the connection is severed on
+ * destruction).
+ */
+class rpc_block_ctrl
+{
+public:
+    virtual ~rpc_block_ctrl() {}
+
+    /*! Pass in an RPC client for the block to use
+     *
+     * \param rpcc Reference to the RPC client
+     * \param block_args Additional block arguments
+     */
+    virtual void set_rpc_client(
+        uhd::rpc_client::sptr rpcc,
+        const uhd::device_addr_t &block_args
+    ) = 0;
+
+};
+
+}}
+
+#endif /* INCLUDED_LIBUHD_RFNOC_RPC_BLOCK_CTRL_HPP */