From de5325070d660944c5ffe51da1864e262ce90e9c Mon Sep 17 00:00:00 2001
From: shahoian <ruben.shahoyan@cern.ch>
Date: Fri, 22 Sep 2023 00:25:20 +0200
Subject: [PATCH] Add CTP Lumi inputs to its CTF header

---
 DataFormats/Detectors/CTP/include/DataFormatsCTP/CTF.h        | 4 +++-
 .../CTP/reconstruction/include/CTPReconstruction/CTFCoder.h   | 2 ++
 .../CTP/reconstruction/include/CTPReconstruction/CTFHelper.h  | 2 +-
 3 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/DataFormats/Detectors/CTP/include/DataFormatsCTP/CTF.h b/DataFormats/Detectors/CTP/include/DataFormatsCTP/CTF.h
index 8481db8f6d7e5..eb6c2cb98c761 100644
--- a/DataFormats/Detectors/CTP/include/DataFormatsCTP/CTF.h
+++ b/DataFormats/Detectors/CTP/include/DataFormatsCTP/CTF.h
@@ -34,8 +34,10 @@ struct CTFHeader : public o2::ctf::CTFDictHeader {
   uint32_t nTriggers = 0;  /// number of triggers
   uint32_t firstOrbit = 0; /// orbit of 1st trigger
   uint16_t firstBC = 0;    /// bc of 1st trigger
+  uint16_t inp1 = 0;       /// lumiCounts input ID
+  uint16_t inp2 = 0;       /// lumiCountsFV0 input ID
 
-  ClassDefNV(CTFHeader, 3);
+  ClassDefNV(CTFHeader, 4);
 };
 
 /// wrapper for the Entropy-encoded trigger inputs and classes of the TF
diff --git a/Detectors/CTP/reconstruction/include/CTPReconstruction/CTFCoder.h b/Detectors/CTP/reconstruction/include/CTPReconstruction/CTFCoder.h
index deef6149e0d0e..efe31c431d368 100644
--- a/Detectors/CTP/reconstruction/include/CTPReconstruction/CTFCoder.h
+++ b/Detectors/CTP/reconstruction/include/CTPReconstruction/CTFCoder.h
@@ -147,6 +147,8 @@ o2::ctf::CTFIOSize CTFCoder::decode(const CTF::base& ec, VTRG& data, LumiInfo& l
   lumi.nHBFCounted = header.lumiNHBFs;
   lumi.counts = header.lumiCounts;
   lumi.orbit = header.lumiOrbit;
+  lumi.inp1 = int(header.inp1);
+  lumi.inp2 = int(header.inp2);
   auto itInp = bytesInput.begin();
   auto itCls = bytesClass.begin();
   bool checkIROK = (mBCShift == 0); // need to check if CTP offset correction does not make the local time negative ?
diff --git a/Detectors/CTP/reconstruction/include/CTPReconstruction/CTFHelper.h b/Detectors/CTP/reconstruction/include/CTPReconstruction/CTFHelper.h
index 89859e8cdbb3a..b2847a59ab3ff 100644
--- a/Detectors/CTP/reconstruction/include/CTPReconstruction/CTFHelper.h
+++ b/Detectors/CTP/reconstruction/include/CTPReconstruction/CTFHelper.h
@@ -39,7 +39,7 @@ class CTFHelper
   {
     CTFHeader h{o2::detectors::DetID::CTP, 0, 1, 0, // dummy timestamp, version 1.0
                 lumi.counts, lumi.countsFV0, lumi.nHBFCounted, lumi.orbit,
-                uint32_t(mData.size()), 0, 0};
+                uint32_t(mData.size()), 0, 0, uint16_t(lumi.inp1), uint16_t(lumi.inp2)};
     if (mData.size()) {
       h.firstOrbit = mData[0].intRecord.orbit;
       h.firstBC = mData[0].intRecord.bc;