Re: Asynchronous certificate verification and curl_multi

[Stefan Eissing via curl-library]

> Am 13.08.2025 um 15:16 schrieb Daniel Stenberg via curl-library 
> <curl-library@lists.haxx.se>:
> 
> On Wed, 13 Aug 2025, Ondra via curl-library wrote:
> 
>> Hello, Since I do not really know the code it is hard for me to say whether 
>> simply running curl_multi_socket_action with CURL_SOCKET_TIMEOUT would work 
>> and be an acceptable solution for you, or whether adding something new 
>> (CURL_SOCKET_RETRY_CONNECT similar to CURL_SOCKET_TIMEOUT?) would be the 
>> correct approach. Additionally both of these solutions only work for 
>> curl_multi, although I think that for curl_easy_perform most people will 
>> just block within the callback...
> 
> Shouldn't the callback pause the transfer when it can't verify the 
> certificate right now but thinks it will magically have information in the 
> future.
> 
> Then in a future when it has the information it resumes/unpauses the handle 
> again?

The pause/unpause is currently not observed when connecting. We would have to 
fix that. 

> 
> -- 
> 
> / daniel.haxx.se || https://rock-solid.curl.dev
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