I was doing a search for a different file and this file came up. I didn't recognize the name and opened it and this was some of what was there:
/**
* \file CBarcodeSet.h
* \brief Interface for the IDRS::CBarcodeSet class.
*
* \internal
*
* 2012-06-01 - Adrian Duralia
* - Creation
* 2012-06-06 - David Ometto
* - Added CBarcodeSet::IsInSet
* 2012-07-16 - Xushuang Gao
* - Renamed BARCODE_ADVANCED_PARAMETERS to IDRS_BARCODE_ADVANCED_PARAMETERS.
* 2012-11-28 - Xushuang Gao
* - Updated the documentation to use better names.
* 2012-11-30 - Xushuang Gao
* - Added VerifyAddedBarcodeTypeExtension.
* 2012-12-20 - Xushuang Gao
* - Changed VerifyAddedBarcodeTypeExtension to VerifyAddedBarcodeTypeEnabled.
* 2013-05-06 - Xushuang Gao
* - Removed SetTypeParameters and GetTypeParameters.
* 2014-05-06 - Adrian Duralia
* - Improved documentation for postnet barcodes. Fixed IDRSRD-1606
* 2016-06-06 - Satish Pamnani
* - Corrected documentation on the handling of IDRS_BARCODE_NONE enum value.
* 2017-05-17 - Adrian Duralia
* - Added custom barcode types
* 2017-08-01 - Adrian Duralia
* - Added IDRS_BARCODE_AZTEC
* 2017-12-05 - Thomas Quilliou
* - Updated documentation to mention needed extensions for concerned barcode types