usrp: add netd find and impl, add uhd rpc client wrapper

1 files changed, 82 insertions, 0 deletions

diff --git a/host/lib/usrp/netd/netd_impl.hpp b/host/lib/usrp/netd/netd_impl.hpp
new file mode 100644
index 000000000..418f3aef6
--- /dev/null
+++ b/host/lib/usrp/netd/netd_impl.hpp
@@ -0,0 +1,82 @@
+//
+// Copyright 2017 Ettus Research (National Instruments)
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
+#ifndef INCLUDED_NETD_IMPL_HPP
+#define INCLUDED_NETD_IMPL_HPP
+#include "../../utils/rpc.hpp"
+#include "../device3/device3_impl.hpp"
+#include <uhd/stream.hpp>
+#include <uhd/types/device_addr.hpp>
+#include <uhd/types/dict.hpp>
+#include <uhd/utils/tasks.hpp>
+#include <map>
+
+static const size_t MPM_DISCOVERY_PORT = 49600;
+static const size_t MPM_RPC_PORT = 49601;
+static const char MPM_DISCOVERY_CMD[] = "MPM-DISC";
+static const char MPM_ECHO_CMD[] = "MPM-ECHO";
+static const size_t NETD_10GE_DATA_FRAME_MAX_SIZE = 8000; // CHDR packet size in bytes
+
+struct frame_size_t
+{
+    size_t recv_frame_size;
+    size_t send_frame_size;
+};
+
+class netd_mboard_impl
+{
+  public:
+    using uptr = std::unique_ptr<netd_mboard_impl>;
+    using dev_info = std::map<std::string, std::string>;
+    netd_mboard_impl(const std::string& addr);
+    ~netd_mboard_impl();
+    static uptr make(const std::string& addr);
+
+    bool initialization_done = false;
+    uhd::dict<std::string, std::string> device_info;
+    uhd::dict<std::string, std::string> recv_args;
+    uhd::dict<std::string, std::string> send_args;
+    std::map<std::string, std::string> data_interfaces;
+    std::string loaded_fpga_image;
+    std::string xport_path;
+    uhd::rpc_client rpc;
+
+  private:
+    bool claim();
+    std::string generate_token() const;
+    std::string _rpc_token;
+    uhd::task::sptr _claimer_task;
+};
+
+class netd_impl : public uhd::usrp::device3_impl
+{
+  public:
+    netd_impl(const uhd::device_addr_t& device_addr);
+    ~netd_impl();
+
+    netd_mboard_impl::uptr setup_mb(const size_t mb_i,
+                                    const uhd::device_addr_t& dev_addr);
+    uhd::both_xports_t make_transport(const uhd::sid_t&,
+                                      uhd::usrp::device3_impl::xport_type_t,
+                                      const uhd::device_addr_t&);
+
+  private:
+    std::vector<netd_mboard_impl::uptr> _mb;
+};
+uhd::device_addrs_t netd_find(const uhd::device_addr_t& hint_);
+#endif /* INCLUDED_NETD_IMPL_HPP */
+// vim: sw=4 expandtab: