From 5d1b6420535c72d7a8df85a5db08ff1c0230690a Mon Sep 17 00:00:00 2001
From: "Matthias P. Braendli" <matthias.braendli@mpb.li>
Date: Fri, 28 Jul 2017 16:11:32 +0200
Subject: Add work in progress odr-zmq2edi

---
 src/dabOutput/edi/TagItems.cpp |  6 +++---
 src/dabOutput/edi/TagItems.h   |  2 +-
 src/dabOutput/metadata.cpp     | 16 ++++++++++++++++
 src/dabOutput/metadata.h       | 24 ++++++++++++++++++++++++
 4 files changed, 44 insertions(+), 4 deletions(-)

(limited to 'src/dabOutput')

diff --git a/src/dabOutput/edi/TagItems.cpp b/src/dabOutput/edi/TagItems.cpp
index 75a4ecf..ed8517d 100644
--- a/src/dabOutput/edi/TagItems.cpp
+++ b/src/dabOutput/edi/TagItems.cpp
@@ -72,8 +72,8 @@ std::vector<uint8_t> TagDETI::Assemble()
     packet.push_back(0);
     packet.push_back(0);
 
-    uint8_t fct  = dflc % 250;
-    uint8_t fcth = dflc / 250;
+    uint8_t fct  = dlfc % 250;
+    uint8_t fcth = dlfc / 250;
 
 
     uint16_t detiHeader = fct | (fcth << 8) | (rfudf << 13) | (ficf << 14) | (atstf << 15);
@@ -122,7 +122,7 @@ std::vector<uint8_t> TagDETI::Assemble()
     packet[6] = (taglength >> 8) & 0xFF;
     packet[7] = taglength & 0xFF;
 
-    dflc = (dflc+1) % 5000;
+    dlfc = (dlfc+1) % 5000;
 
     /*
     std::cerr << "TagItem deti, packet.size " << packet.size() << std::endl;
diff --git a/src/dabOutput/edi/TagItems.h b/src/dabOutput/edi/TagItems.h
index 856d25b..19284d2 100644
--- a/src/dabOutput/edi/TagItems.h
+++ b/src/dabOutput/edi/TagItems.h
@@ -64,7 +64,7 @@ class TagDETI : public TagItem
         uint8_t rfa = 0;
         uint8_t rfu = 0; // MNSC is valid
         uint16_t mnsc = 0;
-        uint16_t dflc = 0; // modulo 5000 frame counter
+        uint16_t dlfc = 0; // modulo 5000 frame counter
 
         // ATST (optional)
         bool atstf = false; // presence of atst data
diff --git a/src/dabOutput/metadata.cpp b/src/dabOutput/metadata.cpp
index 6dfd65c..cb355cc 100644
--- a/src/dabOutput/metadata.cpp
+++ b/src/dabOutput/metadata.cpp
@@ -59,6 +59,16 @@ size_t write_meta(output_metadata_id_e md, uint8_t *buf, T value)
     return 3 + len_value;
 }
 
+size_t OutputMetadataSeparation::write(uint8_t *buf)
+{
+    buf[0] = static_cast<uint8_t>(getId());
+
+    // Length 0
+    buf[1] = 0;
+    buf[2] = 0;
+    return 3;
+}
+
 size_t OutputMetadataUTCO::write(uint8_t *buf)
 {
     return write_meta(getId(), buf, utco);
@@ -68,3 +78,9 @@ size_t OutputMetadataEDITime::write(uint8_t *buf)
 {
     return write_meta(getId(), buf, seconds);
 }
+
+size_t OutputMetadataDLFC::write(uint8_t *buf)
+{
+    return write_meta(getId(), buf, dlfc);
+}
+
diff --git a/src/dabOutput/metadata.h b/src/dabOutput/metadata.h
index e250938..ed16de5 100644
--- a/src/dabOutput/metadata.h
+++ b/src/dabOutput/metadata.h
@@ -39,12 +39,18 @@
  */
 
 enum class output_metadata_id_e {
+    // Contains no value, can be used to group fields
+    separation_marker = 0,
+
     // TAI-UTC offset, value is int16_t.
     utc_offset = 1,
 
     /* EDI Time is the number of SI seconds since 2000-01-01 T 00:00:00 UTC.
      * value is an uint32_t */
     edi_time = 2,
+
+    /* The DLFC field from the EDI TAG deti. value is uint16_t */
+    dlfc = 3,
 };
 
 struct OutputMetadata {
@@ -58,6 +64,14 @@ struct OutputMetadata {
     virtual size_t write(uint8_t *buf) = 0;
 };
 
+struct OutputMetadataSeparation : public OutputMetadata {
+    explicit OutputMetadataSeparation() {}
+    output_metadata_id_e getId(void) const { return output_metadata_id_e::separation_marker; }
+    virtual size_t getLength(void) const { return 3; }
+    virtual size_t write(uint8_t *buf);
+};
+
+
 struct OutputMetadataUTCO : public OutputMetadata {
     explicit OutputMetadataUTCO(int16_t utco) : utco(utco) {}
     output_metadata_id_e getId(void) const { return output_metadata_id_e::utc_offset; }
@@ -77,3 +91,13 @@ struct OutputMetadataEDITime : public OutputMetadata {
 
 };
 
+struct OutputMetadataDLFC : public OutputMetadata {
+    explicit OutputMetadataDLFC(uint16_t dlfc) : dlfc(dlfc) {}
+    output_metadata_id_e getId(void) const { return output_metadata_id_e::dlfc; }
+    virtual size_t getLength(void) const { return 5; }
+    virtual size_t write(uint8_t *buf);
+
+    uint16_t dlfc;
+
+};
+
-- 
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