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Re: Getting a list of easy handles in a multi handle - possible?

From: Stefan Eissing via curl-library <curl-library_at_lists.haxx.se>
Date: Mon, 28 Aug 2023 12:51:40 +0200

> Am 28.08.2023 um 12:41 schrieb Daniel Stenberg <daniel_at_haxx.se>:
>
> On Mon, 28 Aug 2023, Stefan Eissing via curl-library wrote:
>
>>>>> CURL **handles = curl_multi_get_handles(multi);
>>
>> The tricky part is to handle iterations when easy handles are removed and freed during the iteration. If we save pointers, this can become tedious.
>
> Right, but it has the nice property that it is a fixed snapshot in time. When you iterate over this list and remove handles or even add new handles to the multi, this list is already created and remains unmodified.
>
> Almost all other iterating APIs will be harder to document and possibly to use, when you remove and add handles while traversing the handles.

Yes, that is why I propose a snapshot (internal, invisible) of the transfer ids. Then the caller can even free handles during iteration without headaches.
>
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>
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Received on 2023-08-28