From 1f07715141ab03df21e38e11bf6539162abcb336 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Luis=20D=C3=ADaz=20M=C3=A1s?= <piponazo@gmail.com>
Date: Tue, 8 Feb 2022 07:57:22 +0100
Subject: [PATCH] Revert "Delete dead code"

This reverts commit 1d6bac61f2c3f2a15be6fdfaed4aa33682dd9034.
---
 include/exiv2/datasets.hpp | 15 +++++++++++++++
 src/datasets.cpp           | 10 ++++++++++
 2 files changed, 25 insertions(+)

diff --git a/include/exiv2/datasets.hpp b/include/exiv2/datasets.hpp
index 3fcaedea11..df6f4769bf 100644
--- a/include/exiv2/datasets.hpp
+++ b/include/exiv2/datasets.hpp
@@ -238,6 +238,21 @@ namespace Exiv2 {
          */
         static const char* recordDesc(uint16_t recordId);
 
+        /*!
+           @brief Return the Id number of a record
+           @param recordName Name of a record type
+           @return the Id number of a Record
+           @throw Error if the record is not known;
+         */
+        static uint16_t recordId(const std::string& recordName);
+
+        //! Return read-only list of built-in Envelope Record datasets
+        static const DataSet* envelopeRecordList();
+
+        //! Return read-only list of built-in Application2 Record datasets
+        static const DataSet* application2RecordList();
+
+        //! Print a list of all dataSets to output stream
         static void dataSetList(std::ostream& os);
 
     private:
diff --git a/src/datasets.cpp b/src/datasets.cpp
index 8654e00e3a..07ee9a3c60 100644
--- a/src/datasets.cpp
+++ b/src/datasets.cpp
@@ -421,6 +421,16 @@ namespace Exiv2 {
         0xffffffff, Exiv2::string,     IptcDataSets::invalidRecord, N_("Unknown dataset"),
     };
 
+    const DataSet* IptcDataSets::envelopeRecordList()
+    {
+        return envelopeRecord;
+    }
+
+    const DataSet* IptcDataSets::application2RecordList()
+    {
+        return application2Record;
+    }
+
     // Dataset lookup lists.This is an array with pointers to one list per IIM4 Record.
     // The record id is used as the index into the array.
     constexpr const DataSet* IptcDataSets::records_[] = {