/usr/share/php/irods/prods/src/packet/ is in php-irods-prods 3.3.0~beta1-2ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/php/irods/prods/src/packet/RODSPacket.class.php
/usr/share/php/irods/prods/src/packet/RP_BinBytesBuf.class.php
/usr/share/php/irods/prods/src/packet/RP_CollInp.class.php
/usr/share/php/irods/prods/src/packet/RP_CollOprStat.class.php
/usr/share/php/irods/prods/src/packet/RP_DataObjCopyInp.class.php
/usr/share/php/irods/prods/src/packet/RP_DataObjInp.class.php
/usr/share/php/irods/prods/src/packet/RP_ExecCmdOut.class.php
/usr/share/php/irods/prods/src/packet/RP_ExecMyRuleInp.class.php
/usr/share/php/irods/prods/src/packet/RP_GenQueryInp.class.php
/usr/share/php/irods/prods/src/packet/RP_GenQueryOut.class.php
/usr/share/php/irods/prods/src/packet/RP_InxIvalPair.class.php
/usr/share/php/irods/prods/src/packet/RP_InxValPair.class.php
/usr/share/php/irods/prods/src/packet/RP_KeyValPair.class.php
/usr/share/php/irods/prods/src/packet/RP_MiscSvrInfo.class.php
/usr/share/php/irods/prods/src/packet/RP_ModAVUMetadataInp.class.php
/usr/share/php/irods/prods/src/packet/RP_MsParam.class.php
/usr/share/php/irods/prods/src/packet/RP_MsParamArray.class.php
/usr/share/php/irods/prods/src/packet/RP_MsgHeader.class.php
/usr/share/php/irods/prods/src/packet/RP_RHostAddr.class.php
/usr/share/php/irods/prods/src/packet/RP_RodsObjStat.class.php
/usr/share/php/irods/prods/src/packet/RP_STR.class.php
/usr/share/php/irods/prods/src/packet/RP_SqlResult.class.php
/usr/share/php/irods/prods/src/packet/RP_StartupPack.class.php
/usr/share/php/irods/prods/src/packet/RP_TransStat.class.php
/usr/share/php/irods/prods/src/packet/RP_Version.class.php
/usr/share/php/irods/prods/src/packet/RP_authRequestOut.class.php
/usr/share/php/irods/prods/src/packet/RP_authResponseInp.class.php
/usr/share/php/irods/prods/src/packet/RP_dataObjCloseInp.class.php
/usr/share/php/irods/prods/src/packet/RP_dataObjReadInp.class.php
/usr/share/php/irods/prods/src/packet/RP_dataObjWriteInp.class.php
/usr/share/php/irods/prods/src/packet/RP_fileLseekInp.class.php
/usr/share/php/irods/prods/src/packet/RP_fileLseekOut.class.php
/usr/share/php/irods/prods/src/packet/RP_getTempPasswordOut.class.php
/usr/share/php/irods/prods/src/packet/RP_pamAuthRequestInp.class.php
/usr/share/php/irods/prods/src/packet/RP_pamAuthRequestOut.class.php
/usr/share/php/irods/prods/src/packet/RP_sslEndInp.class.php
/usr/share/php/irods/prods/src/packet/RP_sslStartInp.class.php
/usr/share/php/irods/prods/src/packet/RP_ticketAdminInp.class.php