time-keeping: keep timestamp in multi, always update

Always use curlx_now() when calling Curl_pgrs_now(data). Tests with the
"manual" updates to now proved differ more then 100ms in parallel testing.

Add `curlx_nowp()` to set current time into a struct curltime.
Add `curlx_ptimediff_ms() and friends, passing pointers.

Update documentation.

Closes #19998
This commit is contained in:
Stefan Eissing 2025-12-18 13:55:07 +01:00 committed by Daniel Stenberg
parent 308c347c8b
commit b4be1f271e
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GPG key ID: 5CC908FDB71E12C2
61 changed files with 471 additions and 502 deletions

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@ -538,8 +538,7 @@ CURLMcode Curl_multi_ev_assess_conn(struct Curl_multi *multi,
}
CURLMcode Curl_multi_ev_assess_xfer_bset(struct Curl_multi *multi,
struct uint32_bset *set,
struct curltime *pnow)
struct uint32_bset *set)
{
uint32_t mid;
CURLMcode mresult = CURLM_OK;
@ -548,7 +547,6 @@ CURLMcode Curl_multi_ev_assess_xfer_bset(struct Curl_multi *multi,
do {
struct Curl_easy *data = Curl_multi_get_easy(multi, mid);
if(data) {
Curl_pgrs_now_at_least(data, pnow);
mresult = Curl_multi_ev_assess_xfer(multi, data);
}
} while(!mresult && Curl_uint32_bset_next(set, mid, &mid));