uhd: add cut-down rpclib source tree and import tool

1 files changed, 37 insertions, 0 deletions

diff --git a/host/lib/deps/rpclib/include/rpc/this_server.h b/host/lib/deps/rpclib/include/rpc/this_server.h
new file mode 100644
index 000000000..7e8826b69
--- /dev/null
+++ b/host/lib/deps/rpclib/include/rpc/this_server.h
@@ -0,0 +1,37 @@
+#pragma once
+
+#ifndef THIS_SERVER_H_X0CJLVVW
+#define THIS_SERVER_H_X0CJLVVW
+
+namespace rpc {
+
+namespace detail {
+class server_session;
+}
+
+//! \brief Allows controlling the server instance from the
+//! currently executing handler.
+class this_server_t {
+public:
+    //! \brief Gracefully stops the server.
+    void stop();
+
+    //! \brief Cancels a requested stop operation.
+    void cancel_stop();
+
+    friend class rpc::detail::server_session;
+
+private:
+    bool stopping_;
+};
+
+//! \brief A thread-local object that can be used to control
+//! the behavior of the server w.r.t. the handler. Accessing this object
+//! from handlers that execute the same function concurrently is safe.
+//! \note Accessing this object outside of handlers while a server is
+//! running is potentially unsafe.
+this_server_t &this_server();
+
+} /* rpc */
+
+#endif /* end of include guard: THIS_SERVER_H_X0CJLVVW */