>Albert,
>
>Wouldn't using a COMARRAY be the way to do this?
>
>>The issue is that I want to pass an array of shorts. The C++ functions to access BSTR that I have tied stop when they see a zero value. I guess what I really want is some sort of BLOB data type.

I've used COMARRAY to acheive this functionality. My concern with this technique is that accessing each array element through DCOM would have a heavy performance penalty. Aren't each array element access marshalled?