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| author | Daniel Stenberg <daniel@haxx.se> | 2016-03-08 00:02:52 +0100 |
|---|---|---|
| committer | Daniel Stenberg <daniel@haxx.se> | 2016-03-08 00:08:31 +0100 |
| commit | 7e8b65c00bcaf3e7b6cf8244a556e36ed0a5a22b (patch) | |
| tree | 4ffc2f2e68375c8ae3f0344b89a3448ca3b3a479 /docs/HTTP2.md | |
| parent | 52a0b934ef397f2caec0adef06847065ff7fee2b (diff) | |
HTTP2.md: mention the disable ALPN and NPN options
Diffstat (limited to 'docs/HTTP2.md')
| -rw-r--r-- | docs/HTTP2.md | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/docs/HTTP2.md b/docs/HTTP2.md index 44b5273dd..c9fb608fd 100644 --- a/docs/HTTP2.md +++ b/docs/HTTP2.md @@ -36,12 +36,14 @@ Over an https:// URL 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. -Consider options to explicitly disable ALPN and/or NPN. 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. +`CURLOPT_SSL_ENABLE_ALPN` and `CURLOPT_SSL_ENABLE_NPN` are offered to allow +applications to explicitly disable ALPN or NPN. + SSL libs -------- |