Re: CURLE_BAD_FUNCTION_ARGUMENT for invalid response header filed

Daniel Stenberg via curl-users <[email protected]>
Newsgroups gmane.comp.web.curl.general
Message-ID <[email protected]>
On Tue, 28 Feb 2023, bhavesh soni via curl-users wrote:

> Debugging respone header, I could see indeed there is an "additional" HTTP
> response code in the header fields without a colon (:). Probably that's the
> reason cURL is invalidating the response with "curl: (43) A libcurl
> function was given a bad argument".

Possibly, yes. You did not by any chance follow redirects so that is just a 
second response we see?

We don't really have enough information to tell what happens.

> Is there anyway, I can modify cURL source code at my end building custom 
> curl to link with?

Sure, you can patch out that check and allow invalid HTTP. It's just code. You 
can make it do anything you want.

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