On Mon, 6 Oct 2003, Michael Stather wrote:

> I´ve a (wxWindows) program which downloads data using cURL as following:

> curl_easy_setopt(ms_CurlHandle,CURLOPT_WRITEDATA,l_File.fp());
> if (curl_easy_perform(ms_CurlHandle) != CURLE_OK)
> ...
>
> L_File.fp returns a FILE* to a file opened for writing
> mURL.c_str() returns a const char *
>
> This part works fine for html pages, they are downloaded so that I can
> process them. The problem is when downloading a binary file, in my example a
> .DLL The file I get has the same size but different contents that the one
> which I uploaded server, and of course it doesn´t work when loaded. What can
> be the reason for this.

Are you possibly using Windows? If so, are you sure you've opened the file for
binary writes? Windows makes a difference between them.

> I thought of switching to FTP, but HTTP is just simpler, and downloading
> binary files with HTTP is possible, isn´t it?

If you're not using binary when you write the output, you'll get the exact
same problem even if you switch to FTP. You can download binary perfectly
using HTTP, yes.

-- 
 Daniel Stenberg -- curl: been grokking URLs since 1998
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