Common 44ae39c: Make SEQ and PSEQ available on EDI receive and improve error handling

11 files changed, 53 insertions, 22 deletions

diff --git a/lib/edioutput/AFPacket.cpp b/lib/edioutput/AFPacket.cpp
index b38c38b..323a3b1 100644
--- a/lib/edioutput/AFPacket.cpp
+++ b/lib/edioutput/AFPacket.cpp
@@ -1,5 +1,5 @@
 /*
-   Copyright (C) 2014
+   Copyright (C) 2021
    Matthias P. Braendli, matthias.braendli@mpb.li
 
     http://www.opendigitalradio.org
@@ -25,7 +25,6 @@
    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
-#include "config.h"
 #include "crc.h"
 #include "AFPacket.h"
 #include "TagItems.h"
@@ -50,7 +49,7 @@ AFPacket AFPacketiser::Assemble(TagPacket tag_packet)
     std::vector<uint8_t> payload = tag_packet.Assemble();
 
     if (m_verbose)
-        std::cerr << "Assemble AFPacket " << seq << std::endl;
+        std::cerr << "Assemble AFPacket " << m_seq << std::endl;
 
     std::string pack_data("AF"); // SYNC
     std::vector<uint8_t> packet(pack_data.begin(), pack_data.end());
@@ -67,10 +66,10 @@ AFPacket AFPacketiser::Assemble(TagPacket tag_packet)
     packet.push_back(taglength & 0xFF);
 
     // fill rest of header
-    packet.push_back(seq >> 8);
-    packet.push_back(seq & 0xFF);
-    seq++;
-    packet.push_back((have_crc ? 0x80 : 0) | AFHEADER_VERSION); // ar_cf: CRC=1
+    packet.push_back(m_seq >> 8);
+    packet.push_back(m_seq & 0xFF);
+    m_seq++;
+    packet.push_back((m_have_crc ? 0x80 : 0) | AFHEADER_VERSION); // ar_cf: CRC=1
     packet.push_back(AFHEADER_PT_TAG);
 
     // insert payload, must have a length multiple of 8 bytes
@@ -93,4 +92,9 @@ AFPacket AFPacketiser::Assemble(TagPacket tag_packet)
     return packet;
 }
 
+void AFPacketiser::OverrideSeq(uint16_t seq)
+{
+    m_seq = seq;
+}
+
 }
diff --git a/lib/edioutput/AFPacket.h b/lib/edioutput/AFPacket.h
index f2c4e35..6e6ec47 100644
--- a/lib/edioutput/AFPacket.h
+++ b/lib/edioutput/AFPacket.h
@@ -1,5 +1,5 @@
 /*
-   Copyright (C) 2014
+   Copyright (C) 2021
    Matthias P. Braendli, matthias.braendli@mpb.li
 
     http://www.opendigitalradio.org
@@ -28,7 +28,6 @@
 
 #pragma once
 
-#include "config.h"
 #include <vector>
 #include <cstdint>
 #include "TagItems.h"
@@ -49,10 +48,12 @@ class AFPacketiser
 
         AFPacket Assemble(TagPacket tag_packet);
 
+        void OverrideSeq(uint16_t seq);
+
     private:
-        static const bool have_crc = true;
+        static const bool m_have_crc = true;
 
-        uint16_t seq = 0; //counter that overflows at 0xFFFF
+        uint16_t m_seq = 0; //counter that overflows at 0xFFFF
 
         bool m_verbose;
 };
diff --git a/lib/edioutput/EDIConfig.h b/lib/edioutput/EDIConfig.h
index be6c9c4..d57e9ce 100644
--- a/lib/edioutput/EDIConfig.h
+++ b/lib/edioutput/EDIConfig.h
@@ -27,7 +27,6 @@
 
 #pragma once
 
-#include "config.h"
 #include <vector>
 #include <string>
 #include <memory>
diff --git a/lib/edioutput/PFT.cpp b/lib/edioutput/PFT.cpp
index b2f07e0..7e0e8e9 100644
--- a/lib/edioutput/PFT.cpp
+++ b/lib/edioutput/PFT.cpp
@@ -1,5 +1,5 @@
 /*
-   Copyright (C) 2019
+   Copyright (C) 2021
    Matthias P. Braendli, matthias.braendli@mpb.li
 
     http://www.opendigitalradio.org
@@ -30,7 +30,6 @@
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "config.h"
 #include <vector>
 #include <list>
 #include <cstdio>
@@ -320,5 +319,10 @@ std::vector< PFTFragment > PFT::Assemble(AFPacket af_packet)
     return pft_fragments;
 }
 
+void PFT::OverridePSeq(uint16_t pseq)
+{
+    m_pseq = pseq;
+}
+
 }
 
diff --git a/lib/edioutput/PFT.h b/lib/edioutput/PFT.h
index 4d138c5..42569a0 100644
--- a/lib/edioutput/PFT.h
+++ b/lib/edioutput/PFT.h
@@ -1,5 +1,5 @@
 /*
-   Copyright (C) 2019
+   Copyright (C) 2021
    Matthias P. Braendli, matthias.braendli@mpb.li
 
     http://www.opendigitalradio.org
@@ -32,7 +32,6 @@
 
 #pragma once
 
-#include "config.h"
 #include <vector>
 #include <list>
 #include <stdexcept>
@@ -65,6 +64,8 @@ class PFT
         // Cut a RSBlock into several fragments that can be transmitted
         std::vector< std::vector<uint8_t> > ProtectAndFragment(AFPacket af_packet);
 
+        void OverridePSeq(uint16_t pseq);
+
     private:
         unsigned int m_k = 207; // length of RS data word
         unsigned int m_m = 3; // number of fragments that can be recovered if lost
diff --git a/lib/edioutput/TagItems.cpp b/lib/edioutput/TagItems.cpp
index 739adfa..a47d168 100644
--- a/lib/edioutput/TagItems.cpp
+++ b/lib/edioutput/TagItems.cpp
@@ -26,7 +26,6 @@
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "config.h"
 #include "TagItems.h"
 #include <vector>
 #include <iostream>
diff --git a/lib/edioutput/TagItems.h b/lib/edioutput/TagItems.h
index f24dc44..029681c 100644
--- a/lib/edioutput/TagItems.h
+++ b/lib/edioutput/TagItems.h
@@ -28,7 +28,6 @@
 
 #pragma once
 
-#include "config.h"
 #include <vector>
 #include <array>
 #include <chrono>
diff --git a/lib/edioutput/TagPacket.cpp b/lib/edioutput/TagPacket.cpp
index ec52ad7..d89fce7 100644
--- a/lib/edioutput/TagPacket.cpp
+++ b/lib/edioutput/TagPacket.cpp
@@ -24,7 +24,6 @@
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "config.h"
 #include "TagPacket.h"
 #include "TagItems.h"
 #include <vector>
diff --git a/lib/edioutput/TagPacket.h b/lib/edioutput/TagPacket.h
index b53b718..ad23530 100644
--- a/lib/edioutput/TagPacket.h
+++ b/lib/edioutput/TagPacket.h
@@ -26,7 +26,6 @@
 
 #pragma once
 
-#include "config.h"
 #include "TagItems.h"
 #include <vector>
 #include <string>
diff --git a/lib/edioutput/Transport.cpp b/lib/edioutput/Transport.cpp
index 274f7ec..5d34814 100644
--- a/lib/edioutput/Transport.cpp
+++ b/lib/edioutput/Transport.cpp
@@ -126,6 +126,11 @@ void Sender::write(const TagPacket& tagpacket)
     // Assemble into one AF Packet
     edi::AFPacket af_packet = edi_afPacketiser.Assemble(tagpacket);
 
+    write(af_packet);
+}
+
+void Sender::write(const AFPacket& af_packet)
+{
     if (m_conf.enable_pft) {
         // Apply PFT layer to AF Packet (Reed Solomon FEC and Fragmentation)
         vector<edi::PFTFragment> edi_fragments = edi_pft.Assemble(af_packet);
@@ -194,6 +199,16 @@ void Sender::write(const TagPacket& tagpacket)
     }
 }
 
+void Sender::override_af_sequence(uint16_t seq)
+{
+    edi_afPacketiser.OverrideSeq(seq);
+}
+
+void Sender::override_pft_sequence(uint16_t pseq)
+{
+    edi_pft.OverridePSeq(pseq);
+}
+
 void Sender::run()
 {
     while (m_running) {
diff --git a/lib/edioutput/Transport.h b/lib/edioutput/Transport.h
index 3bcc2f4..be93297 100644
--- a/lib/edioutput/Transport.h
+++ b/lib/edioutput/Transport.h
@@ -27,7 +27,6 @@
 
 #pragma once
 
-#include "config.h"
 #include "EDIConfig.h"
 #include "AFPacket.h"
 #include "PFT.h"
@@ -44,7 +43,7 @@
 
 namespace edi {
 
-/** Configuration for EDI output */
+/** STI sender for EDI output */
 
 class Sender {
     public:
@@ -53,8 +52,20 @@ class Sender {
         Sender operator=(const Sender&) = delete;
         ~Sender();
 
+        // Assemble the tagpacket into an AF packet, and if needed,
+        // apply PFT and then schedule for transmission.
         void write(const TagPacket& tagpacket);
 
+        // Schedule an already assembled AF Packet for transmission,
+        // applying PFT if needed.
+        void write(const AFPacket& af_packet);
+
+        // Set the sequence numbers to be used for the next call to write()
+        // seq is for the AF layer
+        // pseq is for the PFT layer
+        void override_af_sequence(uint16_t seq);
+        void override_pft_sequence(uint16_t pseq);
+
     private:
         void run();