From 6652eb4a033b38bd952563f3544eb11e98f27327 Mon Sep 17 00:00:00 2001
From: Martin Braun <martin.braun@ettus.com>
Date: Wed, 31 Jan 2018 20:20:14 +0100
Subject: 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>
---
 .../uhdlib/usrp/common/async_packet_handler.hpp    | 74 ++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 host/lib/include/uhdlib/usrp/common/async_packet_handler.hpp

(limited to 'host/lib/include/uhdlib/usrp/common/async_packet_handler.hpp')

diff --git a/host/lib/include/uhdlib/usrp/common/async_packet_handler.hpp b/host/lib/include/uhdlib/usrp/common/async_packet_handler.hpp
new file mode 100644
index 000000000..de9d17001
--- /dev/null
+++ b/host/lib/include/uhdlib/usrp/common/async_packet_handler.hpp
@@ -0,0 +1,74 @@
+//
+// Copyright 2012 Ettus Research LLC
+// Copyright 2018 Ettus Research, a National Instruments Company
+//
+// SPDX-License-Identifier: GPL-3.0-or-later
+//
+
+#ifndef INCLUDED_LIBUHD_USRP_COMMON_ASYNC_PACKET_HANDLER_HPP
+#define INCLUDED_LIBUHD_USRP_COMMON_ASYNC_PACKET_HANDLER_HPP
+
+#include <uhd/config.hpp>
+#include <uhd/transport/vrt_if_packet.hpp>
+#include <uhd/types/metadata.hpp>
+#include <uhd/utils/byteswap.hpp>
+#include <uhd/utils/log.hpp>
+
+namespace uhd{ namespace usrp{
+
+    template <typename to_host_type>
+    void load_metadata_from_buff(
+        const to_host_type &to_host,
+        async_metadata_t &metadata,
+        const transport::vrt::if_packet_info_t &if_packet_info,
+        const uint32_t *vrt_hdr,
+        const double tick_rate,
+        const size_t channel = 0
+    ){
+        const uint32_t *payload = vrt_hdr + if_packet_info.num_header_words32;
+
+        //load into metadata
+        metadata.channel = channel;
+        metadata.has_time_spec = if_packet_info.has_tsf;
+        if (tick_rate == 0.0) {
+            metadata.time_spec = 0.0;
+        } else {
+            metadata.time_spec = time_spec_t::from_ticks(if_packet_info.tsf, tick_rate);
+        }
+        metadata.event_code = async_metadata_t::event_code_t(to_host(payload[0]) & 0xff);
+
+        //load user payload
+        for (size_t i = 1; i < if_packet_info.num_payload_words32; i++){
+            if (i-1 == 4) break; //limit of 4 words32
+            metadata.user_payload[i-1] = to_host(payload[i]);
+        }
+    }
+
+    UHD_INLINE void standard_async_msg_prints(const async_metadata_t &metadata)
+    {
+        if (metadata.event_code &
+            ( async_metadata_t::EVENT_CODE_UNDERFLOW
+            | async_metadata_t::EVENT_CODE_UNDERFLOW_IN_PACKET)
+            )
+        {
+            UHD_LOG_FASTPATH("U")
+        }
+        else if (metadata.event_code &
+            ( async_metadata_t::EVENT_CODE_SEQ_ERROR
+            | async_metadata_t::EVENT_CODE_SEQ_ERROR_IN_BURST)
+            )
+        {
+            UHD_LOG_FASTPATH("S")
+        }
+        else if (metadata.event_code &
+            async_metadata_t::EVENT_CODE_TIME_ERROR
+            )
+        {
+            UHD_LOG_FASTPATH("L")
+        }
+    }
+
+
+}} //namespace uhd::usrp
+
+#endif /* INCLUDED_LIBUHD_USRP_COMMON_ASYNC_PACKET_HANDLER_HPP */
-- 
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