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cf-setup: improve readability

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Restructure the code in cf-setup connect to make it better readable what
is happening for establishing the connection's filter chain.

Closes #21827
This commit is contained in:
Stefan Eissing 2026-06-01 14:23:30 +02:00 • committed by Daniel Stenberg
parent c53426231d
commit 032b15c434
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4 changed files with 238 additions and 178 deletions
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16
lib/http_proxy.c
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@ -654,22 +654,8 @@ connect_sub:
}
else {
/* subchain connected and we had already installed the protocol filter.
* This means the protocol tunnel is established, we are done.
*/
* This means the protocol tunnel is established, we are done. */
DEBUGASSERT(ctx->sub_filter_installed);
if(ctx->udp_tunnel) {
#ifdef USE_PROXY_HTTP3
/* Insert capsule filter between us and the protocol sub-filter.
* This handles encap/decap of UDP datagrams in capsule format. */
result = Curl_cf_capsule_insert_after(cf, data);
if(result)
goto out;
CURL_TRC_CF(data, cf, "installed capsule filter for UDP tunnel");
#else
result = CURLE_NOT_BUILT_IN;
goto out;
#endif /* USE_PROXY_HTTP3 */
}
result = CURLE_OK;
}