#pragma once #include namespace google::protobuf { class Duration; class Timestamp; } namespace NProtoInterop { google::protobuf::Duration CastToProto(TDuration duration); google::protobuf::Timestamp CastToProto(TInstant instant); TDuration CastFromProto(const google::protobuf::Duration& message); TInstant CastFromProto(const google::protobuf::Timestamp& message); }