From 750bcb896be7ab84cc30de58aba4c4620dfcf54b Mon Sep 17 00:00:00 2001
From: "Matthias P. Braendli" <matthias.braendli@mpb.li>
Date: Sat, 22 Mar 2014 17:17:30 +0100
Subject: Add local-time-offset and intl. table options

---
 doc/example.mux          |  4 ++++
 src/DabMux.cpp           |  6 +++---
 src/MuxElements.h        |  3 +++
 src/ParserConfigfile.cpp | 19 +++++++++++++++++++
 src/utils.cpp            |  3 +++
 5 files changed, 32 insertions(+), 3 deletions(-)

diff --git a/doc/example.mux b/doc/example.mux
index 04bdddc..1dbec7d 100644
--- a/doc/example.mux
+++ b/doc/example.mux
@@ -59,6 +59,10 @@ remotecontrol {
 ensemble {
     id 0x4fff ; you can also use decimal if you want
     ecc 0xec ; Extended Country Code
+    local-time-offset 1 ; in hours, supports half-hour offsets
+    international-table 1 ; See TS 101 756 clause 5.7
+                          ; 1 corresponds to the PTy used in RDS
+                          ; 2 corresponds to program types used in north america
     label "TuxMux"
     shortlabel "Tux"
 }
diff --git a/src/DabMux.cpp b/src/DabMux.cpp
index 5fbc035..19d4557 100644
--- a/src/DabMux.cpp
+++ b/src/DabMux.cpp
@@ -1599,7 +1599,7 @@ int main(int argc, char *argv[])
             fig0_10->Extension = 10;
             index = index + 2;
 
-            timeData = localtime(&date);
+            timeData = gmtime(&date);
 
             fig0_10->RFU = 0;
             fig0_10->setMJD(gregorian2mjd(timeData->tm_year + 1900,
@@ -1627,9 +1627,9 @@ int main(int argc, char *argv[])
 
             fig0_9->ext = 0;
             fig0_9->lto = 0;
-            fig0_9->ensembleLto = 0;
+            fig0_9->ensembleLto = ensemble->lto;
             fig0_9->ensembleEcc = ensemble->ecc;
-            fig0_9->tableId = 0x2;
+            fig0_9->tableId = ensemble->international_table;
             index += 5;
             figSize += 5;
 
diff --git a/src/MuxElements.h b/src/MuxElements.h
index d3227e9..aa4f602 100644
--- a/src/MuxElements.h
+++ b/src/MuxElements.h
@@ -95,6 +95,9 @@ struct dabEnsemble {
     uint8_t ecc;
     DabLabel label;
     uint8_t mode;
+    int lto; // local time offset in half-hours
+             // range: -24 to +24
+    int international_table;
     vector<DabService*> services;
     vector<DabComponent*> components;
     vector<dabSubchannel*> subchannels;
diff --git a/src/ParserConfigfile.cpp b/src/ParserConfigfile.cpp
index 74d9588..4a67186 100644
--- a/src/ParserConfigfile.cpp
+++ b/src/ParserConfigfile.cpp
@@ -189,6 +189,25 @@ void parse_configfile(string configuration_file,
     /* Extended Country Code */
     ensemble->ecc = hexparse(pt_ensemble.get("ecc", "0"));
 
+    ensemble->international_table = pt_ensemble.get("international-table", 0);
+
+    double lto_hours = pt_ensemble.get("local-time-offset", 0.0);
+    if (round(lto_hours * 2) != lto_hours * 2) {
+        etiLog.level(error) << "Ensemble local time offset " <<
+            lto_hours << "h cannot be expressed in half-hour blocks.";
+        throw runtime_error("ensemble local-time-offset definition error");
+    }
+    if (lto_hours > 12 || lto_hours < -12) {
+        etiLog.level(error) << "Ensemble local time offset " <<
+            lto_hours << "h out of bounds [-12, +12].";
+        throw runtime_error("ensemble local-time-offset definition error");
+    }
+    ensemble->lto = abs(rint(lto_hours * 2));
+
+    if (lto_hours < 0.0) { // ensemble->lto is 1-bit complement
+        ensemble->lto |= (1<<5); // sign bit
+    }
+
     int success = -5;
     string ensemble_label = pt_ensemble.get<string>("label");
     string ensemble_short_label(ensemble_label);
diff --git a/src/utils.cpp b/src/utils.cpp
index 1cbd9d5..5d67595 100644
--- a/src/utils.cpp
+++ b/src/utils.cpp
@@ -451,5 +451,8 @@ void printEnsemble(dabEnsemble* ensemble)
 
     etiLog.log(info, " (0x%x)", ensemble->label.flag());
     etiLog.log(info, " mode:        %u", ensemble->mode);
+    etiLog.log(info, " lto:         %f", 2.0 * ensemble->lto);
+    etiLog.log(info, " intl. table. %d", ensemble->international_table);
+
 }
 
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