diff options
| -rw-r--r-- | docs/HTTP2.md | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/docs/HTTP2.md b/docs/HTTP2.md index c2ff9af73..bf5382070 100644 --- a/docs/HTTP2.md +++ b/docs/HTTP2.md @@ -37,6 +37,9 @@ If `CURLOPT_HTTP_VERSION` is set to `CURL_HTTP_VERSION_2_0`, libcurl will use ALPN (or NPN) to negotiate which protocol to continue with. Possibly introduce an option that will cause libcurl to fail if not possible to use HTTP/2. +`CURL_HTTP_VERSION_2TLS` was added in 7.47.0 as a way to ask libcurl to prefer +HTTP/2 for HTTPS but stick to 1.1 by default for plain old HTTP connections. + ALPN is the TLS extension that HTTP/2 is expected to use. The NPN extension is for a similar purpose, was made prior to ALPN and is used for SPDY so early HTTP/2 servers are implemented using NPN before ALPN support is widespread. @@ -99,7 +102,7 @@ same origin server that you get the response from. A browser or long-living client can use that hint to create a new connection asynchronously. For libcurl, we may introduce a way to bring such clues to the applicaton and/or let a subsequent request use the alternate route -automatically. [Spec](https://tools.ietf.org/html/draft-ietf-httpbis-alt-svc-05) +automatically. [Spec](https://tools.ietf.org/html/draft-ietf-httpbis-alt-svc-14) TODO ---- |