# Interfaces

- [IAlarmBuffer](/hub/codesys-hvac/en/hvac-alarm-library/datentypen/interfaces/ialarmbuffer.md)
- [mGetAlarmBuffer](/hub/codesys-hvac/en/hvac-alarm-library/datentypen/interfaces/ialarmbuffer/mgetalarmbuffer.md)
- [mGetAlarmMonitoringQueue](/hub/codesys-hvac/en/hvac-alarm-library/datentypen/interfaces/ialarmbuffer/mgetalarmmonitoringqueue.md)
- [mGetFilteredAlarmBuffer](/hub/codesys-hvac/en/hvac-alarm-library/datentypen/interfaces/ialarmbuffer/mgetfilteredalarmbuffer.md)
- [IMessageExecution](/hub/codesys-hvac/en/hvac-alarm-library/datentypen/interfaces/imessageexecution.md)
- [PropEmailFlag](/hub/codesys-hvac/en/hvac-alarm-library/datentypen/interfaces/imessageexecution/propemailflag.md)
- [PropEmailSettings](/hub/codesys-hvac/en/hvac-alarm-library/datentypen/interfaces/imessageexecution/propemailsettings.md)