1 files changed, 77 insertions, 0 deletions
diff --git a/gr-zeromq/lib/base_impl.h b/gr-zeromq/lib/base_impl.h
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+++ b/gr-zeromq/lib/base_impl.h
@@ -0,0 +1,77 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2016 Free Software Foundation, Inc.
+ *
+ * This file is part of GNU Radio.
+ *
+ * This 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, or (at your option)
+ * any later version.
+ *
+ * This software 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 software; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef INCLUDED_ZEROMQ_BASE_IMPL_H
+#define INCLUDED_ZEROMQ_BASE_IMPL_H
+
+#include <zmq.hpp>
+
+#include <gnuradio/sync_block.h>
+
+namespace gr {
+  namespace zeromq {
+
+    class base_impl : public virtual gr::sync_block
+    {
+    public:
+      base_impl(int type, size_t itemsize, size_t vlen, int timeout, bool pass_tags);
+      virtual ~base_impl();
+
+    protected:
+      zmq::context_t  *d_context;
+      zmq::socket_t   *d_socket;
+      size_t          d_vsize;
+      int             d_timeout;
+      bool            d_pass_tags;
+    };
+
+    class base_sink_impl : public base_impl
+    {
+    public:
+      base_sink_impl(int type, size_t itemsize, size_t vlen, char *address, int timeout, bool pass_tags, int hwm);
+
+    protected:
+      int send_message(const void *in_buf, const int in_nitems, const uint64_t in_offset);
+    };
+
+    class base_source_impl : public base_impl
+    {
+    public:
+      base_source_impl(int type, size_t itemsize, size_t vlen, char *address, int timeout, bool pass_tags, int hwm);
+
+    protected:
+      zmq::message_t d_msg;
+      std::vector<gr::tag_t> d_tags;
+      size_t d_consumed_bytes;
+      int    d_consumed_items;
+
+      bool has_pending();
+      int  flush_pending(void *out_buf, const int out_nitems, const uint64_t out_offset);
+      bool load_message(bool wait);
+    };
+
+  } // namespace zeromq
+} // namespace gr
+
+#endif /* INCLUDED_ZEROMQ_BASE_IMPL_H */
+
+// vim: ts=2 sw=2 expandtab