(unknown charset) Re: [BLACKBOX] CP interface to C/C++ code

From: (unknown charset) [at]} <Dmitry>
Date: Tue, 1 Feb 2011 04:37:45 +0300

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Is Delphi API for this project available? I think it'll be simplier to translate Delphi code.

Mon, 31 Jan 2011 22:06:42 +0100 ОХЯЭЛН НР Darek Maksimiuk <darek.maksimiuk{([at]})nowhere.xy

> Dear All,
> I am trying to implement an interface from the BBox to the
> Excalibur digital receiver (http://www.winradio.co.uk/home/g31ddc.htm)
> using the provided DLL library. I came across some strange (at least
> for me) C/C++ constructs, and I do not know how to map them to the
> CP:
>
>
> DECLARE_INTERFACE(IG31DDCDeviceEnumerator)
> {
> STDMETHOD_(LONG,AddRef)(THIS) PURE;
> STDMETHOD_(LONG,Release)(THIS) PURE;
>
> STDMETHOD_(BOOL,Enumerate)(THIS) PURE;
> STDMETHOD_(UINT32,GetCount)(THIS) PURE;
> STDMETHOD_(BOOL,GetDeviceInfo)(THIS_ UINT32
> DeviceIndex,G31DDC_DEVICE_INFO *DeviceInfo,UINT32 BufferLength) PURE;
> };
>
> also how I should map the following construct to CP?
>
> BOOL __stdcall CreateInstance(UINT32 ClassId,void **Intf);
> (my fist solution was: fcn_map : PROCEDURE (ClassId :INTEGER; Inft
> : ANYPTR):BOOLEAN but I not sure if it makes any sense).
>
> The DLL has only one entry that allows creation of two objects, and
> the rest of functionality is (somehow) embedded within the object's
> code.
> How should I approach this kind of interfaces?
>
> Any tips & tricks are very welcome.
>
> Regards,
> Darek
>
>
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Received on Tue Feb 01 2011 - 02:37:45 UTC